shithub: openh264

Download patch

ref: 51efa57a3d29f0e513bd7714a4bff9b755ae383d
parent: 723044837ab8702c2163334653652c5dea2df41e
author: Martin Storsjö <[email protected]>
date: Fri May 15 07:45:20 EDT 2015

Convert tabs to spaces in vertically aligned code

--- a/codec/common/inc/golomb_common.h
+++ b/codec/common/inc/golomb_common.h
@@ -67,11 +67,11 @@
 static inline int32_t InitBits (SBitStringAux* pBs, const uint8_t* kpBuf, const int32_t kiSize) {
   uint8_t* ptr = (uint8_t*)kpBuf;
 
-  pBs->pStartBuf	= ptr;
-  pBs->pCurBuf	= ptr;
-  pBs->pEndBuf	= ptr + kiSize;
-  pBs->iLeftBits	= 32;
-  pBs->uiCurBits	= 0;
+  pBs->pStartBuf = ptr;
+  pBs->pCurBuf   = ptr;
+  pBs->pEndBuf   = ptr + kiSize;
+  pBs->iLeftBits = 32;
+  pBs->uiCurBits = 0;
 
   return kiSize;
 }
--- a/codec/common/src/expand_pic.cpp
+++ b/codec/common/src/expand_pic.cpp
@@ -36,19 +36,19 @@
 // rewrite it (split into luma & chroma) that is helpful for mmx/sse2 optimization perform, 9/27/2009
 static inline void ExpandPictureLuma_c (uint8_t* pDst, const int32_t kiStride, const int32_t kiPicW,
                                         const int32_t kiPicH) {
-  uint8_t* pTmp				= pDst;
-  uint8_t* pDstLastLine		= pTmp + (kiPicH - 1) * kiStride;
-  const int32_t kiPaddingLen	= PADDING_LENGTH;
-  const uint8_t kuiTL			= pTmp[0];
-  const uint8_t kuiTR			= pTmp[kiPicW - 1];
-  const uint8_t kuiBL			= pDstLastLine[0];
-  const uint8_t kuiBR			= pDstLastLine[kiPicW - 1];
-  int32_t i					= 0;
+  uint8_t* pTmp              = pDst;
+  uint8_t* pDstLastLine      = pTmp + (kiPicH - 1) * kiStride;
+  const int32_t kiPaddingLen = PADDING_LENGTH;
+  const uint8_t kuiTL        = pTmp[0];
+  const uint8_t kuiTR        = pTmp[kiPicW - 1];
+  const uint8_t kuiBL        = pDstLastLine[0];
+  const uint8_t kuiBR        = pDstLastLine[kiPicW - 1];
+  int32_t i                  = 0;
 
   do {
-    const int32_t kiStrides	= (1 + i) * kiStride;
-    uint8_t* pTop			= pTmp - kiStrides;
-    uint8_t* pBottom			= pDstLastLine + kiStrides;
+    const int32_t kiStrides = (1 + i) * kiStride;
+    uint8_t* pTop           = pTmp - kiStrides;
+    uint8_t* pBottom        = pDstLastLine + kiStrides;
 
     // pad pTop and pBottom
     memcpy (pTop, pTmp, kiPicW);				// confirmed_safe_unsafe_usage
@@ -76,19 +76,19 @@
 
 static inline void ExpandPictureChroma_c (uint8_t* pDst, const int32_t kiStride, const int32_t kiPicW,
     const int32_t kiPicH) {
-  uint8_t* pTmp				= pDst;
-  uint8_t* pDstLastLine		= pTmp + (kiPicH - 1) * kiStride;
-  const int32_t kiPaddingLen	= (PADDING_LENGTH >> 1);
-  const uint8_t kuiTL			= pTmp[0];
-  const uint8_t kuiTR			= pTmp[kiPicW - 1];
-  const uint8_t kuiBL			= pDstLastLine[0];
-  const uint8_t kuiBR			= pDstLastLine[kiPicW - 1];
-  int32_t i					= 0;
+  uint8_t* pTmp                 = pDst;
+  uint8_t* pDstLastLine         = pTmp + (kiPicH - 1) * kiStride;
+  const int32_t kiPaddingLen    = (PADDING_LENGTH >> 1);
+  const uint8_t kuiTL           = pTmp[0];
+  const uint8_t kuiTR           = pTmp[kiPicW - 1];
+  const uint8_t kuiBL           = pDstLastLine[0];
+  const uint8_t kuiBR           = pDstLastLine[kiPicW - 1];
+  int32_t i                     = 0;
 
   do {
-    const int32_t kiStrides	= (1 + i) * kiStride;
-    uint8_t* pTop			= pTmp - kiStrides;
-    uint8_t* pBottom			= pDstLastLine + kiStrides;
+    const int32_t kiStrides = (1 + i) * kiStride;
+    uint8_t* pTop           = pTmp - kiStrides;
+    uint8_t* pBottom        = pDstLastLine + kiStrides;
 
     // pad pTop and pBottom
     memcpy (pTop, pTmp, kiPicW);				// confirmed_safe_unsafe_usage
@@ -147,13 +147,13 @@
 void ExpandReferencingPicture (uint8_t* pData[3], int32_t iWidth, int32_t iHeight, int32_t iStride[3],
                                PExpandPictureFunc pExpLuma, PExpandPictureFunc pExpChrom[2]) {
   /*local variable*/
-  uint8_t* pPicY	= pData[0];
+  uint8_t* pPicY  = pData[0];
   uint8_t* pPicCb = pData[1];
   uint8_t* pPicCr = pData[2];
-  const int32_t kiWidthY	= iWidth;
-  const int32_t kiHeightY	= iHeight;
-  const int32_t kiWidthUV	= kiWidthY >> 1;
-  const int32_t kiHeightUV	= kiHeightY >> 1;
+  const int32_t kiWidthY    = iWidth;
+  const int32_t kiHeightY   = iHeight;
+  const int32_t kiWidthUV   = kiWidthY >> 1;
+  const int32_t kiHeightUV  = kiHeightY >> 1;
 
 
 
--- a/codec/common/src/intra_pred_common.cpp
+++ b/codec/common/src/intra_pred_common.cpp
@@ -65,8 +65,8 @@
   uint8_t i = 15;
 
   do {
-    const uint8_t kuiSrc8	= pRef[iStridex15 - 1];
-    const uint64_t kuiV64	= (uint64_t) (0x0101010101010101ULL * kuiSrc8);
+    const uint8_t kuiSrc8 = pRef[iStridex15 - 1];
+    const uint64_t kuiV64 = (uint64_t) (0x0101010101010101ULL * kuiSrc8);
     ST64 (&pPred[iPredStridex15], kuiV64);
     ST64 (&pPred[iPredStridex15 + 8], kuiV64);
 
--- a/codec/common/src/memory_align.cpp
+++ b/codec/common/src/memory_align.cpp
@@ -61,14 +61,14 @@
 }
 
 void* WelsMalloc (const uint32_t kuiSize, const char* kpTag, const uint32_t kiAlign) {
-  const int32_t kiSizeOfVoidPointer	= sizeof (void**);
-  const int32_t kiSizeOfInt				= sizeof (int32_t);
-  const int32_t kiAlignedBytes		= kiAlign - 1;
-  const int32_t kiTrialRequestedSize	= kuiSize + kiAlignedBytes + kiSizeOfVoidPointer + kiSizeOfInt;
-  const int32_t kiActualRequestedSize	= kiTrialRequestedSize;
-  const uint32_t kiPayloadSize			= kuiSize;
+  const int32_t kiSizeOfVoidPointer     = sizeof (void**);
+  const int32_t kiSizeOfInt             = sizeof (int32_t);
+  const int32_t kiAlignedBytes          = kiAlign - 1;
+  const int32_t kiTrialRequestedSize    = kuiSize + kiAlignedBytes + kiSizeOfVoidPointer + kiSizeOfInt;
+  const int32_t kiActualRequestedSize   = kiTrialRequestedSize;
+  const uint32_t kiPayloadSize          = kuiSize;
 
-  uint8_t* pBuf		= (uint8_t*) malloc (kiActualRequestedSize);
+  uint8_t* pBuf = (uint8_t*) malloc (kiActualRequestedSize);
 #ifdef MEMORY_CHECK
   if (fpMemChkPoint == NULL) {
     m_fpMemChkPoint    = fopen ("./enc_mem_check_point.txt",  "at+");
--- a/codec/console/dec/src/d3d9_utils.cpp
+++ b/codec/console/dec/src/d3d9_utils.cpp
@@ -465,18 +465,18 @@
   const TCHAR kszWindowClass[] = TEXT ("Wels Decoder Class");
 
   WNDCLASSEX sWndClassEx = {0};
-  sWndClassEx.cbSize          = sizeof (WNDCLASSEX);
-  sWndClassEx.style			= CS_HREDRAW | CS_VREDRAW;
-  sWndClassEx.lpfnWndProc	    = (WNDPROC)WndProc;
-  sWndClassEx.cbClsExtra		= 0;
-  sWndClassEx.cbWndExtra		= 0;
-  sWndClassEx.hInstance		= GetModuleHandle (NULL);
-  sWndClassEx.hIcon			= LoadIcon (sWndClassEx.hInstance, (LPCTSTR)IDI_TESTSHARESURFACE);
-  sWndClassEx.hCursor		    = LoadCursor (NULL, IDC_ARROW);
-  sWndClassEx.hbrBackground	= (HBRUSH) (COLOR_WINDOW + 1);
-  sWndClassEx.lpszMenuName	= (LPCSTR)IDC_TESTSHARESURFACE;
-  sWndClassEx.lpszClassName	= kszWindowClass;
-  sWndClassEx.hIconSm		    = LoadIcon (sWndClassEx.hInstance, (LPCTSTR)IDI_SMALL);
+  sWndClassEx.cbSize            = sizeof (WNDCLASSEX);
+  sWndClassEx.style             = CS_HREDRAW | CS_VREDRAW;
+  sWndClassEx.lpfnWndProc       = (WNDPROC)WndProc;
+  sWndClassEx.cbClsExtra        = 0;
+  sWndClassEx.cbWndExtra        = 0;
+  sWndClassEx.hInstance         = GetModuleHandle (NULL);
+  sWndClassEx.hIcon             = LoadIcon (sWndClassEx.hInstance, (LPCTSTR)IDI_TESTSHARESURFACE);
+  sWndClassEx.hCursor           = LoadCursor (NULL, IDC_ARROW);
+  sWndClassEx.hbrBackground     = (HBRUSH) (COLOR_WINDOW + 1);
+  sWndClassEx.lpszMenuName      = (LPCSTR)IDC_TESTSHARESURFACE;
+  sWndClassEx.lpszClassName     = kszWindowClass;
+  sWndClassEx.hIconSm           = LoadIcon (sWndClassEx.hInstance, (LPCTSTR)IDI_SMALL);
 
   if (!RegisterClassEx (&sWndClassEx))
     return E_FAIL;
--- a/codec/console/dec/src/h264dec.cpp
+++ b/codec/console/dec/src/h264dec.cpp
@@ -73,8 +73,8 @@
 
 void H264DecodeInstance (ISVCDecoder* pDecoder, const char* kpH264FileName, const char* kpOuputFileName,
                          int32_t& iWidth, int32_t& iHeight, const char* pOptionFileName, const char* pLengthFileName) {
-  FILE* pH264File	  = NULL;
-  FILE* pYuvFile	  = NULL;
+  FILE* pH264File   = NULL;
+  FILE* pYuvFile    = NULL;
   FILE* pOptionFile = NULL;
 // Lenght input mode support
   FILE* fpTrack = NULL;
@@ -237,8 +237,8 @@
       pDst[1] = pData[1];
       pDst[2] = pData[2];
     }
-    iEnd	= WelsTime();
-    iTotal	+= iEnd - iStart;
+    iEnd    = WelsTime();
+    iTotal += iEnd - iStart;
     if (sDstBufInfo.iBufferStatus == 1) {
       cOutputModule.Process ((void**)pDst, &sDstBufInfo, pYuvFile);
       iWidth  = sDstBufInfo.UsrData.sSystemBuffer.iWidth;
@@ -269,8 +269,8 @@
       pDst[1] = pData[1];
       pDst[2] = pData[2];
     }
-    iEnd	= WelsTime();
-    iTotal	+= iEnd - iStart;
+    iEnd    = WelsTime();
+    iTotal += iEnd - iStart;
     if (sDstBufInfo.iBufferStatus == 1) {
       cOutputModule.Process ((void**)pDst, &sDstBufInfo, pYuvFile);
       iWidth  = sDstBufInfo.UsrData.sSystemBuffer.iWidth;
--- a/codec/console/enc/src/welsenc.cpp
+++ b/codec/console/enc/src/welsenc.cpp
@@ -197,8 +197,8 @@
       }
     }
   }
-  pDLayer->iDLayerQp	= sLayerCtx.iDLayerQp;
-  pDLayer->sSliceCfg.uiSliceMode		= sLayerCtx.sSliceCfg.uiSliceMode;
+  pDLayer->iDLayerQp             = sLayerCtx.iDLayerQp;
+  pDLayer->sSliceCfg.uiSliceMode = sLayerCtx.sSliceCfg.uiSliceMode;
 
   memcpy (&pDLayer->sSliceCfg, &sLayerCtx.sSliceCfg, sizeof (SSliceConfig));	// confirmed_safe_unsafe_usage
   memcpy (&pDLayer->sSliceCfg.sSliceArgument.uiSliceMbNum[0], &sLayerCtx.sSliceCfg.sSliceArgument.uiSliceMbNum[0],
@@ -626,59 +626,59 @@
 int FillSpecificParameters (SEncParamExt& sParam) {
   /* Test for temporal, spatial, SNR scalability */
   sParam.iUsageType = CAMERA_VIDEO_REAL_TIME;
-  sParam.fMaxFrameRate	= 60.0f;		// input frame rate
-  sParam.iPicWidth		= 1280;			// width of picture in samples
-  sParam.iPicHeight	= 720;			// height of picture in samples
-  sParam.iTargetBitrate = 2500000;		// target bitrate desired
+  sParam.fMaxFrameRate  = 60.0f;                // input frame rate
+  sParam.iPicWidth      = 1280;                 // width of picture in samples
+  sParam.iPicHeight     = 720;                  // height of picture in samples
+  sParam.iTargetBitrate = 2500000;              // target bitrate desired
   sParam.iMaxBitrate    = UNSPECIFIED_BIT_RATE;
-  sParam.iRCMode       = RC_QUALITY_MODE;       //  rc mode control
-  sParam.iTemporalLayerNum = 3;	// layer number at temporal level
-  sParam.iSpatialLayerNum	= 4;	// layer number at spatial level
+  sParam.iRCMode        = RC_QUALITY_MODE;      //  rc mode control
+  sParam.iTemporalLayerNum = 3;    // layer number at temporal level
+  sParam.iSpatialLayerNum  = 4;    // layer number at spatial level
   sParam.bEnableDenoise    = 0;    // denoise control
   sParam.bEnableBackgroundDetection = 1; // background detection control
   sParam.bEnableAdaptiveQuant       = 1; // adaptive quantization control
   sParam.bEnableFrameSkip           = 1; // frame skipping
-  sParam.bEnableLongTermReference  = 0; // long term reference control
+  sParam.bEnableLongTermReference   = 0; // long term reference control
   sParam.iLtrMarkPeriod = 30;
-  sParam.uiIntraPeriod		= 320;		// period of Intra frame
+  sParam.uiIntraPeriod  = 320;           // period of Intra frame
   sParam.eSpsPpsIdStrategy = INCREASING_ID;
   sParam.bPrefixNalAddingCtrl = 0;
   sParam.iComplexityMode = MEDIUM_COMPLEXITY;
   int iIndexLayer = 0;
-  sParam.sSpatialLayers[iIndexLayer].uiProfileIdc	= PRO_BASELINE;
-  sParam.sSpatialLayers[iIndexLayer].iVideoWidth	= 160;
-  sParam.sSpatialLayers[iIndexLayer].iVideoHeight	= 90;
-  sParam.sSpatialLayers[iIndexLayer].fFrameRate	= 7.5f;
-  sParam.sSpatialLayers[iIndexLayer].iSpatialBitrate		= 64000;
-  sParam.sSpatialLayers[iIndexLayer].iMaxSpatialBitrate     = UNSPECIFIED_BIT_RATE;
+  sParam.sSpatialLayers[iIndexLayer].uiProfileIdc       = PRO_BASELINE;
+  sParam.sSpatialLayers[iIndexLayer].iVideoWidth        = 160;
+  sParam.sSpatialLayers[iIndexLayer].iVideoHeight       = 90;
+  sParam.sSpatialLayers[iIndexLayer].fFrameRate         = 7.5f;
+  sParam.sSpatialLayers[iIndexLayer].iSpatialBitrate    = 64000;
+  sParam.sSpatialLayers[iIndexLayer].iMaxSpatialBitrate    = UNSPECIFIED_BIT_RATE;
   sParam.sSpatialLayers[iIndexLayer].sSliceCfg.uiSliceMode = SM_SINGLE_SLICE;
 
   ++ iIndexLayer;
-  sParam.sSpatialLayers[iIndexLayer].uiProfileIdc	= PRO_SCALABLE_BASELINE;
-  sParam.sSpatialLayers[iIndexLayer].iVideoWidth	= 320;
-  sParam.sSpatialLayers[iIndexLayer].iVideoHeight	= 180;
-  sParam.sSpatialLayers[iIndexLayer].fFrameRate	= 15.0f;
-  sParam.sSpatialLayers[iIndexLayer].iSpatialBitrate		= 160000;
-  sParam.sSpatialLayers[iIndexLayer].iMaxSpatialBitrate     = UNSPECIFIED_BIT_RATE;
+  sParam.sSpatialLayers[iIndexLayer].uiProfileIdc       = PRO_SCALABLE_BASELINE;
+  sParam.sSpatialLayers[iIndexLayer].iVideoWidth        = 320;
+  sParam.sSpatialLayers[iIndexLayer].iVideoHeight       = 180;
+  sParam.sSpatialLayers[iIndexLayer].fFrameRate         = 15.0f;
+  sParam.sSpatialLayers[iIndexLayer].iSpatialBitrate    = 160000;
+  sParam.sSpatialLayers[iIndexLayer].iMaxSpatialBitrate    = UNSPECIFIED_BIT_RATE;
   sParam.sSpatialLayers[iIndexLayer].sSliceCfg.uiSliceMode = SM_SINGLE_SLICE;
 
   ++ iIndexLayer;
-  sParam.sSpatialLayers[iIndexLayer].uiProfileIdc	= PRO_SCALABLE_BASELINE;
-  sParam.sSpatialLayers[iIndexLayer].iVideoWidth	= 640;
-  sParam.sSpatialLayers[iIndexLayer].iVideoHeight	= 360;
-  sParam.sSpatialLayers[iIndexLayer].fFrameRate	= 30.0f;
-  sParam.sSpatialLayers[iIndexLayer].iSpatialBitrate		= 512000;
-  sParam.sSpatialLayers[iIndexLayer].iMaxSpatialBitrate     = UNSPECIFIED_BIT_RATE;
+  sParam.sSpatialLayers[iIndexLayer].uiProfileIdc       = PRO_SCALABLE_BASELINE;
+  sParam.sSpatialLayers[iIndexLayer].iVideoWidth        = 640;
+  sParam.sSpatialLayers[iIndexLayer].iVideoHeight       = 360;
+  sParam.sSpatialLayers[iIndexLayer].fFrameRate         = 30.0f;
+  sParam.sSpatialLayers[iIndexLayer].iSpatialBitrate    = 512000;
+  sParam.sSpatialLayers[iIndexLayer].iMaxSpatialBitrate    = UNSPECIFIED_BIT_RATE;
   sParam.sSpatialLayers[iIndexLayer].sSliceCfg.uiSliceMode = SM_SINGLE_SLICE;
   sParam.sSpatialLayers[iIndexLayer].sSliceCfg.sSliceArgument.uiSliceNum = 1;
 
   ++ iIndexLayer;
-  sParam.sSpatialLayers[iIndexLayer].uiProfileIdc	= PRO_SCALABLE_BASELINE;
-  sParam.sSpatialLayers[iIndexLayer].iVideoWidth	= 1280;
-  sParam.sSpatialLayers[iIndexLayer].iVideoHeight	= 720;
-  sParam.sSpatialLayers[iIndexLayer].fFrameRate	= 30.0f;
-  sParam.sSpatialLayers[iIndexLayer].iSpatialBitrate		= 1500000;
-  sParam.sSpatialLayers[iIndexLayer].iMaxSpatialBitrate     = UNSPECIFIED_BIT_RATE;
+  sParam.sSpatialLayers[iIndexLayer].uiProfileIdc       = PRO_SCALABLE_BASELINE;
+  sParam.sSpatialLayers[iIndexLayer].iVideoWidth        = 1280;
+  sParam.sSpatialLayers[iIndexLayer].iVideoHeight       = 720;
+  sParam.sSpatialLayers[iIndexLayer].fFrameRate         = 30.0f;
+  sParam.sSpatialLayers[iIndexLayer].iSpatialBitrate    = 1500000;
+  sParam.sSpatialLayers[iIndexLayer].iMaxSpatialBitrate    = UNSPECIFIED_BIT_RATE;
   sParam.sSpatialLayers[iIndexLayer].sSliceCfg.uiSliceMode = SM_SINGLE_SLICE;
   sParam.sSpatialLayers[iIndexLayer].sSliceCfg.sSliceArgument.uiSliceNum = 1;
 
--- a/codec/decoder/core/src/au_parser.cpp
+++ b/codec/decoder/core/src/au_parser.cpp
@@ -138,8 +138,8 @@
     return NULL; //uiForbiddenZeroBit should always equal to 0
   }
 
-  pNalUnitHeader->uiNalRefIdc		= (uint8_t) (pNal[0] >> 5);			// uiNalRefIdc
-  pNalUnitHeader->eNalUnitType		= (EWelsNalUnitType) (pNal[0] & 0x1f);	// eNalUnitType
+  pNalUnitHeader->uiNalRefIdc   = (uint8_t) (pNal[0] >> 5);             // uiNalRefIdc
+  pNalUnitHeader->eNalUnitType  = (EWelsNalUnitType) (pNal[0] & 0x1f);  // eNalUnitType
 
   ++pNal;
   --iNalSize;
@@ -241,8 +241,8 @@
     *pConsumedBytes += NAL_UNIT_HEADER_EXT_SIZE;
 
     pCurNal->sNalHeaderExt.sNalUnitHeader.uiForbiddenZeroBit = pNalUnitHeader->uiForbiddenZeroBit;
-    pCurNal->sNalHeaderExt.sNalUnitHeader.uiNalRefIdc		  = pNalUnitHeader->uiNalRefIdc;
-    pCurNal->sNalHeaderExt.sNalUnitHeader.eNalUnitType	      = pNalUnitHeader->eNalUnitType;
+    pCurNal->sNalHeaderExt.sNalUnitHeader.uiNalRefIdc        = pNalUnitHeader->uiNalRefIdc;
+    pCurNal->sNalHeaderExt.sNalUnitHeader.eNalUnitType       = pNalUnitHeader->eNalUnitType;
     if (pNalUnitHeader->uiNalRefIdc != 0) {
       pBs = &pCtx->sBs;
       iBitSize = (iNalSize << 3) - BsGetTrailingBits (pNal + iNalSize - 1); // convert into bit
@@ -272,9 +272,9 @@
     }
     pCurNal->uiTimeStamp = pCtx->uiTimeStamp;
     pCurNal->sNalHeaderExt.sNalUnitHeader.uiForbiddenZeroBit = pNalUnitHeader->uiForbiddenZeroBit;
-    pCurNal->sNalHeaderExt.sNalUnitHeader.uiNalRefIdc		  = pNalUnitHeader->uiNalRefIdc;
-    pCurNal->sNalHeaderExt.sNalUnitHeader.eNalUnitType	  = pNalUnitHeader->eNalUnitType;
-    pCurAu	      = pCtx->pAccessUnitList;
+    pCurNal->sNalHeaderExt.sNalUnitHeader.uiNalRefIdc        = pNalUnitHeader->uiNalRefIdc;
+    pCurNal->sNalHeaderExt.sNalUnitHeader.eNalUnitType       = pNalUnitHeader->eNalUnitType;
+    pCurAu        = pCtx->pAccessUnitList;
     uiAvailNalNum = pCurAu->uiAvailUnitsNum;
 
 
@@ -576,12 +576,12 @@
  */
 int32_t ParseNonVclNal (PWelsDecoderContext pCtx, uint8_t* pRbsp, const int32_t kiSrcLen, uint8_t* pSrcNal,
                         const int32_t kSrcNalLen) {
-  PBitStringAux	pBs = NULL;
-  EWelsNalUnitType eNalType	= NAL_UNIT_UNSPEC_0; // make initial value as unspecified
-  int32_t iPicWidth		= 0;
-  int32_t iPicHeight		= 0;
-  int32_t iBitSize		= 0;
-  int32_t iErr				= ERR_NONE;
+  PBitStringAux pBs = NULL;
+  EWelsNalUnitType eNalType     = NAL_UNIT_UNSPEC_0; // make initial value as unspecified
+  int32_t iPicWidth             = 0;
+  int32_t iPicHeight            = 0;
+  int32_t iBitSize              = 0;
+  int32_t iErr                  = ERR_NONE;
   if (kiSrcLen <= 0)
     return iErr;
 
@@ -674,8 +674,8 @@
 
       if (kuiMmco == MMCO_SHORT2UNUSED) {
         WELS_READ_VERIFY (BsGetUe (pBs, &uiCode)); //difference_of_base_pic_nums_minus1
-        pRefBasePicMarking->mmco_base[iIdx].uiDiffOfPicNums	= 1 + uiCode;
-        pRefBasePicMarking->mmco_base[iIdx].iShortFrameNum	= 0;
+        pRefBasePicMarking->mmco_base[iIdx].uiDiffOfPicNums = 1 + uiCode;
+        pRefBasePicMarking->mmco_base[iIdx].iShortFrameNum  = 0;
       } else if (kuiMmco == MMCO_LONG2UNUSED) {
         WELS_READ_VERIFY (BsGetUe (pBs, &uiCode)); //long_term_base_pic_num
         pRefBasePicMarking->mmco_base[iIdx].uiLongTermPicNum	= uiCode;
@@ -747,8 +747,8 @@
   WELS_READ_VERIFY (BsGetBits (pBs, 2, &uiCode)); //chroma_phase_y_plus1
   pExt->uiChromaPhaseYPlus1		= uiCode;
 
-  pExt->uiSeqRefLayerChromaPhaseXPlus1Flag	= pExt->uiChromaPhaseXPlus1Flag;
-  pExt->uiSeqRefLayerChromaPhaseYPlus1		= pExt->uiChromaPhaseYPlus1;
+  pExt->uiSeqRefLayerChromaPhaseXPlus1Flag = pExt->uiChromaPhaseXPlus1Flag;
+  pExt->uiSeqRefLayerChromaPhaseYPlus1     = pExt->uiChromaPhaseYPlus1;
   memset (&pExt->sSeqScaledRefLayer, 0, sizeof (SPosOffset));
 
   if (pExt->uiExtendedSpatialScalability == 1) {
@@ -948,11 +948,11 @@
     return GENERATE_ERROR_NO (ERR_LEVEL_PARAM_SETS, ERR_INFO_UNSUPPORTED_NON_BASELINE);
   } else pSps->pSLevelLimits = pSLevelLimits;
   // syntax elements in default
-  pSps->uiChromaFormatIdc	= 1;
+  pSps->uiChromaFormatIdc = 1;
 
-  pSps->uiProfileIdc	= uiProfileIdc;
-  pSps->uiLevelIdc	= uiLevelIdc;
-  pSps->iSpsId		= iSpsId;
+  pSps->uiProfileIdc = uiProfileIdc;
+  pSps->uiLevelIdc   = uiLevelIdc;
+  pSps->iSpsId       = iSpsId;
 
   if (PRO_SCALABLE_BASELINE == uiProfileIdc || PRO_SCALABLE_HIGH == uiProfileIdc ||
       PRO_HIGH == uiProfileIdc || PRO_HIGH10 == uiProfileIdc ||
@@ -1100,10 +1100,10 @@
       return GENERATE_ERROR_NO (ERR_LEVEL_PARAM_SETS, ERR_INFO_INVALID_CROPPING_DATA);
     }
   } else {
-    pSps->sFrameCrop.iLeftOffset	= 0;				// frame_crop_left_offset
-    pSps->sFrameCrop.iRightOffset	= 0;				// frame_crop_right_offset
-    pSps->sFrameCrop.iTopOffset		= 0;				// frame_crop_top_offset
-    pSps->sFrameCrop.iBottomOffset	= 0;				// frame_crop_bottom_offset
+    pSps->sFrameCrop.iLeftOffset   = 0; // frame_crop_left_offset
+    pSps->sFrameCrop.iRightOffset  = 0; // frame_crop_right_offset
+    pSps->sFrameCrop.iTopOffset    = 0; // frame_crop_top_offset
+    pSps->sFrameCrop.iBottomOffset = 0; // frame_crop_bottom_offset
   }
   WELS_READ_VERIFY (BsGetOneBit (pBs, &uiCode)); //vui_parameters_present_flag
   pSps->bVuiParamPresentFlag			= !!uiCode;
@@ -1208,8 +1208,8 @@
   if (PRO_SCALABLE_BASELINE == uiProfileIdc || PRO_SCALABLE_HIGH == uiProfileIdc)
     pCtx->bAvcBasedFlag	= false;
 
-  *pPicWidth	= pSps->iMbWidth << 4;
-  *pPicHeight	= pSps->iMbHeight << 4;
+  *pPicWidth  = pSps->iMbWidth << 4;
+  *pPicHeight = pSps->iMbHeight << 4;
   PSps pTmpSps = NULL;
   if (kbUseSubsetFlag) {
     pTmpSps = &pCtx->sSubsetSpsBuffer[iSpsId].sSps;
--- a/codec/decoder/core/src/bit_stream.cpp
+++ b/codec/decoder/core/src/bit_stream.cpp
@@ -74,9 +74,9 @@
   if (NULL == pTmp)
     return ERR_INFO_INVALID_ACCESS;
 
-  pBitString->pStartBuf   = pTmp;				// buffer to start position
-  pBitString->pEndBuf	    = pTmp + kiSizeBuf;	// buffer + length
-  pBitString->iBits	    = kiSize;				// count bits of overall bitstreaming inputindex;
+  pBitString->pStartBuf = pTmp;             // buffer to start position
+  pBitString->pEndBuf   = pTmp + kiSizeBuf; // buffer + length
+  pBitString->iBits     = kiSize;           // count bits of overall bitstreaming inputindex;
   pBitString->pCurBuf   = pBitString->pStartBuf;
   int32_t iErr = InitReadBits (pBitString, 0);
   if (iErr) {
--- a/codec/decoder/core/src/deblocking.cpp
+++ b/codec/decoder/core/src/deblocking.cpp
@@ -815,7 +815,7 @@
 void WelsDeblockingMb (PDqLayer pCurDqLayer, PDeblockingFilter  pFilter, int32_t iBoundryFlag) {
   uint8_t nBS[2][4][4] = {{{ 0 }}};
 
-  int32_t iMbXyIndex	= pCurDqLayer->iMbXyIndex;
+  int32_t iMbXyIndex  = pCurDqLayer->iMbXyIndex;
   int32_t iCurMbType  = pCurDqLayer->pMbType[iMbXyIndex];
   int32_t iMbNb;
 
--- a/codec/decoder/core/src/decode_mb_aux.cpp
+++ b/codec/decoder/core/src/decode_mb_aux.cpp
@@ -42,9 +42,9 @@
 void IdctResAddPred_c (uint8_t* pPred, const int32_t kiStride, int16_t* pRs) {
   int16_t iSrc[16];
 
-  uint8_t* pDst			= pPred;
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride + kiStride2;
+  uint8_t* pDst           = pPred;
+  const int32_t kiStride2 = kiStride << 1;
+  const int32_t kiStride3 = kiStride + kiStride2;
   int32_t i;
 
   for (i = 0; i < 4; i++) {
@@ -61,16 +61,16 @@
   }
 
   for (i = 0; i < 4; i++) {
-    int32_t kT1	= iSrc[i]	+ iSrc[i + 8];
-    int32_t kT2	= iSrc[i + 4] + (iSrc[i + 12] >> 1);
-    int32_t kT3	= (32 + kT1 + kT2) >> 6;
-    int32_t kT4	= (32 + kT1 - kT2) >> 6;
+    int32_t kT1 = iSrc[i]     +  iSrc[i + 8];
+    int32_t kT2 = iSrc[i + 4] + (iSrc[i + 12] >> 1);
+    int32_t kT3 = (32 + kT1 + kT2) >> 6;
+    int32_t kT4 = (32 + kT1 - kT2) >> 6;
 
     pDst[i] = WelsClip1 (kT3 + pPred[i]);
     pDst[i + kiStride3] = WelsClip1 (kT4 + pPred[i + kiStride3]);
 
-    kT1	= iSrc[i] - iSrc[i + 8];
-    kT2	= (iSrc[i + 4] >> 1) - iSrc[i + 12];
+    kT1 = iSrc[i] - iSrc[i + 8];
+    kT2 = (iSrc[i + 4] >> 1) - iSrc[i + 12];
     pDst[i + kiStride] = WelsClip1 (((32 + kT1 + kT2) >> 6) + pDst[i + kiStride]);
     pDst[i + kiStride2] = WelsClip1 (((32 + kT1 - kT2) >> 6) + pDst[i + kiStride2]);
   }
--- a/codec/decoder/core/src/decode_slice.cpp
+++ b/codec/decoder/core/src/decode_slice.cpp
@@ -601,10 +601,10 @@
 }
 
 int32_t WelsDecodeMbCabacISliceBaseMode0 (PWelsDecoderContext pCtx, uint32_t& uiEosFlag) {
-  PDqLayer pCurLayer		 = pCtx->pCurDqLayer;
-  PBitStringAux pBsAux		 = pCurLayer->pBitStringAux;
-  PSlice pSlice			 = &pCurLayer->sLayerInfo.sSliceInLayer;
-  PSliceHeader pSliceHeader		 = &pSlice->sSliceHeaderExt.sSliceHeader;
+  PDqLayer pCurLayer             = pCtx->pCurDqLayer;
+  PBitStringAux pBsAux           = pCurLayer->pBitStringAux;
+  PSlice pSlice                  = &pCurLayer->sLayerInfo.sSliceInLayer;
+  PSliceHeader pSliceHeader      = &pSlice->sSliceHeaderExt.sSliceHeader;
   SWelsNeighAvail sNeighAvail;
   int32_t iScanIdxStart = pSlice->sSliceHeaderExt.uiScanIdxStart;
   int32_t iScanIdxEnd   = pSlice->sSliceHeaderExt.uiScanIdxEnd;
@@ -812,10 +812,10 @@
 }
 
 int32_t WelsDecodeMbCabacPSliceBaseMode0 (PWelsDecoderContext pCtx, PWelsNeighAvail pNeighAvail, uint32_t& uiEosFlag) {
-  PDqLayer pCurLayer		 = pCtx->pCurDqLayer;
-  PBitStringAux pBsAux		 = pCurLayer->pBitStringAux;
-  PSlice pSlice			 = &pCurLayer->sLayerInfo.sSliceInLayer;
-  PSliceHeader pSliceHeader		 = &pSlice->sSliceHeaderExt.sSliceHeader;
+  PDqLayer pCurLayer             = pCtx->pCurDqLayer;
+  PBitStringAux pBsAux           = pCurLayer->pBitStringAux;
+  PSlice pSlice                  = &pCurLayer->sLayerInfo.sSliceInLayer;
+  PSliceHeader pSliceHeader      = &pSlice->sSliceHeaderExt.sSliceHeader;
 
   int32_t iScanIdxStart = pSlice->sSliceHeaderExt.uiScanIdxStart;
   int32_t iScanIdxEnd   = pSlice->sSliceHeaderExt.uiScanIdxEnd;
@@ -1048,9 +1048,9 @@
 }
 
 int32_t WelsDecodeMbCabacPSlice (PWelsDecoderContext pCtx, PNalUnit pNalCur, uint32_t& uiEosFlag) {
-  PDqLayer pCurLayer		 = pCtx->pCurDqLayer;
-  PSlice pSlice			 = &pCurLayer->sLayerInfo.sSliceInLayer;
-  PSliceHeader pSliceHeader		 = &pSlice->sSliceHeaderExt.sSliceHeader;
+  PDqLayer pCurLayer             = pCtx->pCurDqLayer;
+  PSlice pSlice                  = &pCurLayer->sLayerInfo.sSliceInLayer;
+  PSliceHeader pSliceHeader      = &pSlice->sSliceHeaderExt.sSliceHeader;
   PPicture* ppRefPic = pCtx->sRefPic.pRefList[LIST_0];
   uint32_t uiCode;
   int32_t iMbXy = pCurLayer->iMbXyIndex;
@@ -1260,10 +1260,10 @@
 
 int32_t WelsActualDecodeMbCavlcISlice (PWelsDecoderContext pCtx) {
   SVlcTable* pVlcTable     = &pCtx->sVlcTable;
-  PDqLayer pCurLayer		 = pCtx->pCurDqLayer;
-  PBitStringAux pBs		 = pCurLayer->pBitStringAux;
-  PSlice pSlice			 = &pCurLayer->sLayerInfo.sSliceInLayer;
-  PSliceHeader pSliceHeader		     = &pSlice->sSliceHeaderExt.sSliceHeader;
+  PDqLayer pCurLayer             = pCtx->pCurDqLayer;
+  PBitStringAux pBs              = pCurLayer->pBitStringAux;
+  PSlice pSlice                  = &pCurLayer->sLayerInfo.sSliceInLayer;
+  PSliceHeader pSliceHeader      = &pSlice->sSliceHeaderExt.sSliceHeader;
 
   SWelsNeighAvail sNeighAvail;
   int32_t iMbResProperty;
@@ -1579,10 +1579,10 @@
 
 int32_t WelsActualDecodeMbCavlcPSlice (PWelsDecoderContext pCtx) {
   SVlcTable* pVlcTable     = &pCtx->sVlcTable;
-  PDqLayer pCurLayer		 = pCtx->pCurDqLayer;
-  PBitStringAux pBs		 = pCurLayer->pBitStringAux;
-  PSlice pSlice			 = &pCurLayer->sLayerInfo.sSliceInLayer;
-  PSliceHeader pSliceHeader		     = &pSlice->sSliceHeaderExt.sSliceHeader;
+  PDqLayer pCurLayer             = pCtx->pCurDqLayer;
+  PBitStringAux pBs              = pCurLayer->pBitStringAux;
+  PSlice pSlice                  = &pCurLayer->sLayerInfo.sSliceInLayer;
+  PSliceHeader pSliceHeader      = &pSlice->sSliceHeaderExt.sSliceHeader;
 
   int32_t iScanIdxStart = pSlice->sSliceHeaderExt.uiScanIdxStart;
   int32_t iScanIdxEnd   = pSlice->sSliceHeaderExt.uiScanIdxEnd;
@@ -1909,10 +1909,10 @@
 }
 
 int32_t WelsDecodeMbCavlcPSlice (PWelsDecoderContext pCtx, PNalUnit pNalCur, uint32_t& uiEosFlag) {
-  PDqLayer pCurLayer		 = pCtx->pCurDqLayer;
-  PBitStringAux pBs		 = pCurLayer->pBitStringAux;
-  PSlice pSlice			 = &pCurLayer->sLayerInfo.sSliceInLayer;
-  PSliceHeader pSliceHeader		    = &pSlice->sSliceHeaderExt.sSliceHeader;
+  PDqLayer pCurLayer             = pCtx->pCurDqLayer;
+  PBitStringAux pBs              = pCurLayer->pBitStringAux;
+  PSlice pSlice                  = &pCurLayer->sLayerInfo.sSliceInLayer;
+  PSliceHeader pSliceHeader      = &pSlice->sSliceHeaderExt.sSliceHeader;
   PPicture* ppRefPic = pCtx->sRefPic.pRefList[LIST_0];
   intX_t iUsedBits;
   const int32_t iMbXy = pCurLayer->iMbXyIndex;
--- a/codec/decoder/core/src/decoder.cpp
+++ b/codec/decoder/core/src/decoder.cpp
@@ -93,9 +93,9 @@
   }
 
 // initialize context in queue
-  pPicBuf->iCapacity	 = kiSize;
+  pPicBuf->iCapacity   = kiSize;
   pPicBuf->iCurrentIdx = 0;
-  * ppPicBuf			 = pPicBuf;
+  * ppPicBuf           = pPicBuf;
 
   return 0;
 }
@@ -139,9 +139,9 @@
   memcpy (pPicNewBuf->ppPic, pPicOldBuf->ppPic, kiOldSize * sizeof (PPicture));
 
 // initialize context in queue
-  pPicNewBuf->iCapacity	 = kiNewSize;
+  pPicNewBuf->iCapacity   = kiNewSize;
   pPicNewBuf->iCurrentIdx = pPicOldBuf->iCurrentIdx;
-  * ppPicBuf			 = pPicNewBuf;
+  * ppPicBuf              = pPicNewBuf;
 
   for (int32_t i = 0; i < pPicNewBuf->iCapacity; i++) {
     pPicNewBuf->ppPic[i]->bUsedAsRef = false;
@@ -214,8 +214,8 @@
   }
 
   // initialize context in queue
-  pPicNewBuf->iCapacity	 = kiNewSize;
-  *ppPicBuf			 = pPicNewBuf;
+  pPicNewBuf->iCapacity = kiNewSize;
+  *ppPicBuf             = pPicNewBuf;
 
   for (int32_t i = 0; i < pPicNewBuf->iCapacity; i++) {
     pPicNewBuf->ppPic[i]->bUsedAsRef = false;
@@ -277,35 +277,35 @@
 
   pCtx->pArgDec                   = NULL;
 
-  pCtx->eOutputColorFormat		= videoFormatI420;	// yuv in default
-  pCtx->bHaveGotMemory			= false;	// not ever request memory blocks for decoder context related
-  pCtx->uiCpuFlag					= 0;
+  pCtx->eOutputColorFormat        = videoFormatI420;    // yuv in default
+  pCtx->bHaveGotMemory            = false;              // not ever request memory blocks for decoder context related
+  pCtx->uiCpuFlag                 = 0;
 
-  pCtx->bAuReadyFlag				= 0; // au data is not ready
+  pCtx->bAuReadyFlag              = 0;                  // au data is not ready
   pCtx->bCabacInited = false;
 
   pCtx->uiCpuFlag = WelsCPUFeatureDetect (&iCpuCores);
 
-  pCtx->iImgWidthInPixel		= 0;
-  pCtx->iImgHeightInPixel		= 0;		// alloc picture data when picture size is available
-  pCtx->iLastImgWidthInPixel		= 0;
-  pCtx->iLastImgHeightInPixel		= 0;
+  pCtx->iImgWidthInPixel          = 0;
+  pCtx->iImgHeightInPixel         = 0;                  // alloc picture data when picture size is available
+  pCtx->iLastImgWidthInPixel      = 0;
+  pCtx->iLastImgHeightInPixel     = 0;
   pCtx->bFreezeOutput = true;
 
-  pCtx->iFrameNum				= -1;
-  pCtx->iPrevFrameNum			= -1;
-  pCtx->iErrorCode			= ERR_NONE;
+  pCtx->iFrameNum                 = -1;
+  pCtx->iPrevFrameNum             = -1;
+  pCtx->iErrorCode                = ERR_NONE;
 
-  pCtx->pDec					= NULL;
+  pCtx->pDec                      = NULL;
 
   WelsResetRefPic (pCtx);
 
-  pCtx->iActiveFmoNum			= 0;
+  pCtx->iActiveFmoNum             = 0;
 
-  pCtx->pPicBuff[LIST_0]		= NULL;
-  pCtx->pPicBuff[LIST_1]		= NULL;
+  pCtx->pPicBuff[LIST_0]          = NULL;
+  pCtx->pPicBuff[LIST_1]          = NULL;
 
-  pCtx->bAvcBasedFlag			= true;
+  pCtx->bAvcBasedFlag             = true;
   pCtx->eErrorConMethod = ERROR_CON_SLICE_MV_COPY_CROSS_IDR_FREEZE_RES_CHANGE;
   pCtx->pPreviousDecodedPictureInDpb = NULL;
   pCtx->sDecoderStatistics.iAvgLumaQp = -1;
@@ -353,13 +353,13 @@
  *  request memory blocks for decoder avc part
  */
 int32_t WelsRequestMem (PWelsDecoderContext pCtx, const int32_t kiMbWidth, const int32_t kiMbHeight) {
-  const int32_t kiPicWidth	= kiMbWidth << 4;
-  const int32_t kiPicHeight	= kiMbHeight << 4;
+  const int32_t kiPicWidth      = kiMbWidth << 4;
+  const int32_t kiPicHeight     = kiMbHeight << 4;
   int32_t iErr = ERR_NONE;
 
-  int32_t iListIdx			= 0;	//, mb_blocks	= 0;
-  int32_t	iPicQueueSize		= 0;	// adaptive size of picture queue, = (pSps->iNumRefFrames x 2)
-  bool  bNeedChangePicQueue	= true;
+  int32_t iListIdx              = 0;    //, mb_blocks   = 0;
+  int32_t iPicQueueSize         = 0;    // adaptive size of picture queue, = (pSps->iNumRefFrames x 2)
+  bool  bNeedChangePicQueue     = true;
 
   WELS_VERIFY_RETURN_IF (ERR_INFO_INVALID_PARAM, (NULL == pCtx || kiPicWidth <= 0 || kiPicHeight <= 0))
 
@@ -418,11 +418,11 @@
     return iErr;
 
 
-  pCtx->iImgWidthInPixel	= kiPicWidth;	// target width of image to be reconstruted while decoding
-  pCtx->iImgHeightInPixel	= kiPicHeight;	// target height of image to be reconstruted while decoding
+  pCtx->iImgWidthInPixel    = kiPicWidth;   // target width of image to be reconstruted while decoding
+  pCtx->iImgHeightInPixel   = kiPicHeight;  // target height of image to be reconstruted while decoding
 
-  pCtx->bHaveGotMemory	= true;			// global memory for decoder context related is requested
-  pCtx->pDec		        = NULL;			// need prefetch a new pic due to spatial size changed
+  pCtx->bHaveGotMemory      = true;         // global memory for decoder context related is requested
+  pCtx->pDec                = NULL;         // need prefetch a new pic due to spatial size changed
 
   if (pCtx->pCabacDecEngine == NULL)
     pCtx->pCabacDecEngine = (SWelsCabacDecEngine*) WelsMallocz (sizeof (SWelsCabacDecEngine), "pCtx->pCabacDecEngine");
@@ -450,12 +450,12 @@
   }
 
   // added for safe memory
-  pCtx->iImgWidthInPixel	= 0;
+  pCtx->iImgWidthInPixel  = 0;
   pCtx->iImgHeightInPixel = 0;
-  pCtx->iLastImgWidthInPixel	= 0;
+  pCtx->iLastImgWidthInPixel  = 0;
   pCtx->iLastImgHeightInPixel = 0;
   pCtx->bFreezeOutput = true;
-  pCtx->bHaveGotMemory	= false;
+  pCtx->bHaveGotMemory = false;
   WelsFree (pCtx->pCabacDecEngine, "pCtx->pCabacDecEngine");
 }
 
@@ -660,8 +660,8 @@
           ((pSrcNal[2 + iSrcIdx] == 0x03) || (pSrcNal[2 + iSrcIdx] == 0x01))) {
         if (pSrcNal[2 + iSrcIdx] == 0x03) {
           ST16 (pDstNal + iDstIdx, 0);
-          iDstIdx	+= 2;
-          iSrcIdx	+= 3;
+          iDstIdx      += 2;
+          iSrcIdx      += 3;
           iSrcConsumed += 3;
         } else {
 
@@ -817,7 +817,7 @@
  */
 int32_t SyncPictureResolutionExt (PWelsDecoderContext pCtx, const int32_t kiMbWidth, const int32_t kiMbHeight) {
   int32_t iErr = ERR_NONE;
-  const int32_t kiPicWidth	= kiMbWidth << 4;
+  const int32_t kiPicWidth    = kiMbWidth << 4;
   const int32_t kiPicHeight   = kiMbHeight << 4;
 
   iErr = WelsRequestMem (pCtx, kiMbWidth, kiMbHeight);	// common memory used
--- a/codec/decoder/core/src/decoder_core.cpp
+++ b/codec/decoder/core/src/decoder_core.cpp
@@ -427,27 +427,27 @@
   else
     pShExt->bBasePredWeightTableFlag	= true;
   pShExt->uiRefLayerDqId = (uint8_t) - 1;
-  pShExt->uiDisableInterLayerDeblockingFilterIdc	= 0;
-  pShExt->iInterLayerSliceAlphaC0Offset			= 0;
-  pShExt->iInterLayerSliceBetaOffset				= 0;
-  pShExt->bConstrainedIntraResamplingFlag			= false;
-  pShExt->uiRefLayerChromaPhaseXPlus1Flag			= 0;
-  pShExt->uiRefLayerChromaPhaseYPlus1				= 1;
+  pShExt->uiDisableInterLayerDeblockingFilterIdc        = 0;
+  pShExt->iInterLayerSliceAlphaC0Offset                 = 0;
+  pShExt->iInterLayerSliceBetaOffset                    = 0;
+  pShExt->bConstrainedIntraResamplingFlag               = false;
+  pShExt->uiRefLayerChromaPhaseXPlus1Flag               = 0;
+  pShExt->uiRefLayerChromaPhaseYPlus1                   = 1;
   //memset(&pShExt->sScaledRefLayer, 0, sizeof(SPosOffset));
 
-  pShExt->iScaledRefLayerPicWidthInSampleLuma	= pShExt->sSliceHeader.iMbWidth << 4;
-  pShExt->iScaledRefLayerPicHeightInSampleLuma	= pShExt->sSliceHeader.iMbHeight << 4;
+  pShExt->iScaledRefLayerPicWidthInSampleLuma   = pShExt->sSliceHeader.iMbWidth << 4;
+  pShExt->iScaledRefLayerPicHeightInSampleLuma  = pShExt->sSliceHeader.iMbHeight << 4;
 
-  pShExt->bSliceSkipFlag	= false;
-  pShExt->bAdaptiveBaseModeFlag	= false;
-  pShExt->bDefaultBaseModeFlag	= false;
-  pShExt->bAdaptiveMotionPredFlag	= false;
-  pShExt->bDefaultMotionPredFlag	= false;
-  pShExt->bAdaptiveResidualPredFlag	= false;
-  pShExt->bDefaultResidualPredFlag	= false;
-  pShExt->bTCoeffLevelPredFlag		= false;
-  pShExt->uiScanIdxStart				= 0;
-  pShExt->uiScanIdxEnd				= 15;
+  pShExt->bSliceSkipFlag                = false;
+  pShExt->bAdaptiveBaseModeFlag         = false;
+  pShExt->bDefaultBaseModeFlag          = false;
+  pShExt->bAdaptiveMotionPredFlag       = false;
+  pShExt->bDefaultMotionPredFlag        = false;
+  pShExt->bAdaptiveResidualPredFlag     = false;
+  pShExt->bDefaultResidualPredFlag      = false;
+  pShExt->bTCoeffLevelPredFlag          = false;
+  pShExt->uiScanIdxStart                = 0;
+  pShExt->uiScanIdxEnd                  = 15;
 
   return true;
 }
@@ -551,8 +551,8 @@
   if (InitBsBuffer (pCtx) != 0)
     return ERR_INFO_OUT_OF_MEMORY;
 
-  pCtx->uiTargetDqId			= (uint8_t) - 1;
-  pCtx->bEndOfStreamFlag	= false;
+  pCtx->uiTargetDqId            = (uint8_t) - 1;
+  pCtx->bEndOfStreamFlag        = false;
 
   return ERR_NONE;
 }
@@ -579,8 +579,8 @@
   }
   pCtx->sRawData.pHead                = NULL;
   pCtx->sRawData.pEnd                 = NULL;
-  pCtx->sRawData.pStartPos	        = NULL;
-  pCtx->sRawData.pCurPos             = NULL;
+  pCtx->sRawData.pStartPos            = NULL;
+  pCtx->sRawData.pCurPos              = NULL;
   if (pCtx->bParseOnly) {
     if (pCtx->sSavedData.pHead) {
       WelsFree (pCtx->sSavedData.pHead, "pCtx->sSavedData->pHead");
@@ -587,7 +587,7 @@
     }
     pCtx->sSavedData.pHead                = NULL;
     pCtx->sSavedData.pEnd                 = NULL;
-    pCtx->sSavedData.pStartPos	        = NULL;
+    pCtx->sSavedData.pStartPos            = NULL;
     pCtx->sSavedData.pCurPos              = NULL;
     if (pCtx->pParserBsInfo) {
       if (pCtx->pParserBsInfo->pDstBuff) {
@@ -610,20 +610,20 @@
   PNalUnitHeaderExt pHeaderExt = &pNal->sNalHeaderExt;
 
   uint8_t uiCurByte = *pSrc;
-  pHeaderExt->bIdrFlag				 = !! (uiCurByte & 0x40);
-  pHeaderExt->uiPriorityId			 = uiCurByte & 0x3F;
+  pHeaderExt->bIdrFlag              = !! (uiCurByte & 0x40);
+  pHeaderExt->uiPriorityId          = uiCurByte & 0x3F;
 
   uiCurByte = * (++pSrc);
   pHeaderExt->iNoInterLayerPredFlag = uiCurByte >> 7;
-  pHeaderExt->uiDependencyId			 = (uiCurByte & 0x70) >> 4;
-  pHeaderExt->uiQualityId				 = uiCurByte & 0x0F;
+  pHeaderExt->uiDependencyId        = (uiCurByte & 0x70) >> 4;
+  pHeaderExt->uiQualityId           = uiCurByte & 0x0F;
   uiCurByte = * (++pSrc);
-  pHeaderExt->uiTemporalId			 = uiCurByte >> 5;
-  pHeaderExt->bUseRefBasePicFlag	     = !! (uiCurByte & 0x10);
-  pHeaderExt->bDiscardableFlag		 = !! (uiCurByte & 0x08);
-  pHeaderExt->bOutputFlag				 = !! (uiCurByte & 0x04);
-  pHeaderExt->uiReservedThree2Bits	 = uiCurByte & 0x03;
-  pHeaderExt->uiLayerDqId				 = (pHeaderExt->uiDependencyId << 4) | pHeaderExt->uiQualityId;
+  pHeaderExt->uiTemporalId          = uiCurByte >> 5;
+  pHeaderExt->bUseRefBasePicFlag    = !! (uiCurByte & 0x10);
+  pHeaderExt->bDiscardableFlag      = !! (uiCurByte & 0x08);
+  pHeaderExt->bOutputFlag           = !! (uiCurByte & 0x04);
+  pHeaderExt->uiReservedThree2Bits  = uiCurByte & 0x03;
+  pHeaderExt->uiLayerDqId           = (pHeaderExt->uiDependencyId << 4) | pHeaderExt->uiQualityId;
 }
 
 
@@ -640,21 +640,21 @@
  *  Parse slice header of bitstream in avc for storing data structure
  */
 int32_t ParseSliceHeaderSyntaxs (PWelsDecoderContext pCtx, PBitStringAux pBs, const bool kbExtensionFlag) {
-  PNalUnit const kpCurNal				= pCtx->pAccessUnitList->pNalUnitsList[pCtx->pAccessUnitList->uiAvailUnitsNum - 1];
+  PNalUnit const kpCurNal               = pCtx->pAccessUnitList->pNalUnitsList[pCtx->pAccessUnitList->uiAvailUnitsNum - 1];
 
-  PNalUnitHeaderExt pNalHeaderExt	= NULL;
-  PSliceHeader pSliceHead			= NULL;
-  PSliceHeaderExt pSliceHeadExt	= NULL;
-  PSubsetSps pSubsetSps				= NULL;
-  PSps pSps							= NULL;
-  PPps pPps							= NULL;
-  EWelsNalUnitType eNalType				= static_cast<EWelsNalUnitType> (0);
-  int32_t iPpsId						= 0;
-  int32_t iRet						= ERR_NONE;
-  uint8_t uiSliceType				= 0;
-  uint8_t uiQualityId					= BASE_QUALITY_ID;
-  bool	bIdrFlag					= false;
-  bool	bSgChangeCycleInvolved	= false;	// involved slice group change cycle ?
+  PNalUnitHeaderExt pNalHeaderExt       = NULL;
+  PSliceHeader pSliceHead               = NULL;
+  PSliceHeaderExt pSliceHeadExt         = NULL;
+  PSubsetSps pSubsetSps                 = NULL;
+  PSps pSps                             = NULL;
+  PPps pPps                             = NULL;
+  EWelsNalUnitType eNalType             = static_cast<EWelsNalUnitType> (0);
+  int32_t iPpsId                        = 0;
+  int32_t iRet                          = ERR_NONE;
+  uint8_t uiSliceType                   = 0;
+  uint8_t uiQualityId                   = BASE_QUALITY_ID;
+  bool  bIdrFlag                        = false;
+  bool  bSgChangeCycleInvolved          = false;        // involved slice group change cycle ?
   uint32_t uiCode;
   int32_t iCode;
   SLogContext* pLogCtx = & (pCtx->sLogCtx);
@@ -663,11 +663,11 @@
     return ERR_INFO_OUT_OF_MEMORY;
   }
 
-  pNalHeaderExt	= &kpCurNal->sNalHeaderExt;
-  pSliceHead		= &kpCurNal->sNalData.sVclNal.sSliceHeaderExt.sSliceHeader;
-  eNalType		= pNalHeaderExt->sNalUnitHeader.eNalUnitType;
+  pNalHeaderExt = &kpCurNal->sNalHeaderExt;
+  pSliceHead    = &kpCurNal->sNalData.sVclNal.sSliceHeaderExt.sSliceHeader;
+  eNalType      = pNalHeaderExt->sNalUnitHeader.eNalUnitType;
 
-  pSliceHeadExt	= &kpCurNal->sNalData.sVclNal.sSliceHeaderExt;
+  pSliceHeadExt = &kpCurNal->sNalData.sVclNal.sSliceHeaderExt;
 
   if (pSliceHeadExt) {
     SRefBasePicMarking sBaseMarking;
@@ -746,7 +746,7 @@
 
   if (kbExtensionFlag) {
     pSubsetSps      = &pCtx->sSubsetSpsBuffer[pPps->iSpsId];
-    pSps		= &pSubsetSps->sSps;
+    pSps            = &pSubsetSps->sSps;
     if (pCtx->bSubspsAvailFlags[pPps->iSpsId] == false) {
       pCtx->sDecoderStatistics.iSubSpsReportErrorNum++;
       if (pCtx->iSubSPSLastInvalidId != pPps->iSpsId) {
@@ -798,15 +798,15 @@
   WELS_READ_VERIFY (BsGetBits (pBs, pSps->uiLog2MaxFrameNum, &uiCode)); //frame_num
   pSliceHead->iFrameNum = uiCode;
 
-  pSliceHead->bFieldPicFlag		= false;
-  pSliceHead->bBottomFiledFlag	= false;
+  pSliceHead->bFieldPicFlag    = false;
+  pSliceHead->bBottomFiledFlag = false;
   if (!pSps->bFrameMbsOnlyFlag) {
     WelsLog (pLogCtx, WELS_LOG_WARNING, "ParseSliceHeaderSyntaxs(): frame_mbs_only_flag = %d not supported. ",
              pSps->bFrameMbsOnlyFlag);
     return GENERATE_ERROR_NO (ERR_LEVEL_SLICE_HEADER, ERR_INFO_UNSUPPORTED_MBAFF);
   }
-  pSliceHead->iMbWidth	= pSps->iMbWidth;
-  pSliceHead->iMbHeight	= pSps->iMbHeight / (1 + pSliceHead->bFieldPicFlag);
+  pSliceHead->iMbWidth  = pSps->iMbWidth;
+  pSliceHead->iMbHeight = pSps->iMbHeight / (1 + pSliceHead->bFieldPicFlag);
 
   if (bIdrFlag) {
     if (pSliceHead->iFrameNum != 0) {
@@ -825,9 +825,9 @@
 #endif
   }
 
-  pSliceHead->iDeltaPicOrderCntBottom	= 0;
-  pSliceHead->iDeltaPicOrderCnt[0]		=
-    pSliceHead->iDeltaPicOrderCnt[1]		= 0;
+  pSliceHead->iDeltaPicOrderCntBottom = 0;
+  pSliceHead->iDeltaPicOrderCnt[0] =
+    pSliceHead->iDeltaPicOrderCnt[1] = 0;
   if (pSps->uiPocType == 0) {
     WELS_READ_VERIFY (BsGetBits (pBs, pSps->iLog2MaxPocLsb, &uiCode)); //pic_order_cnt_lsb
     pSliceHead->iPicOrderCntLsb	= uiCode;
@@ -854,8 +854,8 @@
   }
 
   //set defaults, might be overriden a few line later
-  pSliceHead->uiRefCount[0]	= pPps->uiNumRefIdxL0Active;
-  pSliceHead->uiRefCount[1]	= pPps->uiNumRefIdxL1Active;
+  pSliceHead->uiRefCount[0] = pPps->uiNumRefIdxL0Active;
+  pSliceHead->uiRefCount[1] = pPps->uiNumRefIdxL1Active;
 
   bool bReadNumRefFlag = (P_SLICE == uiSliceType);
   if (kbExtensionFlag) {
@@ -928,8 +928,8 @@
   }
 
   WELS_READ_VERIFY (BsGetSe (pBs, &iCode)); //slice_qp_delta
-  pSliceHead->iSliceQpDelta	= iCode;
-  pSliceHead->iSliceQp		= pPps->iPicInitQp + pSliceHead->iSliceQpDelta;
+  pSliceHead->iSliceQpDelta     = iCode;
+  pSliceHead->iSliceQp          = pPps->iPicInitQp + pSliceHead->iSliceQpDelta;
   if (pSliceHead->iSliceQp < 0 || pSliceHead->iSliceQp > 51) {
     WelsLog (pLogCtx, WELS_LOG_WARNING, "QP %d out of range", pSliceHead->iSliceQp);
     return GENERATE_ERROR_NO (ERR_LEVEL_SLICE_HEADER, ERR_INFO_INVALID_QP);
@@ -943,9 +943,9 @@
     }
   }
 
-  pSliceHead->uiDisableDeblockingFilterIdc	= 0;
-  pSliceHead->iSliceAlphaC0Offset			= 0;
-  pSliceHead->iSliceBetaOffset				= 0;
+  pSliceHead->uiDisableDeblockingFilterIdc = 0;
+  pSliceHead->iSliceAlphaC0Offset          = 0;
+  pSliceHead->iSliceBetaOffset             = 0;
   if (pPps->bDeblockingFilterControlPresentFlag) {
     WELS_READ_VERIFY (BsGetUe (pBs, &uiCode)); //disable_deblocking_filter_idc
     pSliceHead->uiDisableDeblockingFilterIdc	= uiCode;
@@ -1017,8 +1017,8 @@
         }
       }
 
-      pSliceHeadExt->uiRefLayerChromaPhaseXPlus1Flag	= pSubsetSps->sSpsSvcExt.uiSeqRefLayerChromaPhaseXPlus1Flag;
-      pSliceHeadExt->uiRefLayerChromaPhaseYPlus1		= pSubsetSps->sSpsSvcExt.uiSeqRefLayerChromaPhaseYPlus1;
+      pSliceHeadExt->uiRefLayerChromaPhaseXPlus1Flag = pSubsetSps->sSpsSvcExt.uiSeqRefLayerChromaPhaseXPlus1Flag;
+      pSliceHeadExt->uiRefLayerChromaPhaseYPlus1     = pSubsetSps->sSpsSvcExt.uiSeqRefLayerChromaPhaseYPlus1;
 
       WELS_READ_VERIFY (BsGetOneBit (pBs, &uiCode)); //constrained_intra_resampling_flag
       pSliceHeadExt->bConstrainedIntraResamplingFlag	= !!uiCode;
@@ -1025,13 +1025,13 @@
 
       {
         SPosOffset pos;
-        pos.iLeftOffset	= pSubsetSps->sSpsSvcExt.sSeqScaledRefLayer.iLeftOffset;
-        pos.iTopOffset	= pSubsetSps->sSpsSvcExt.sSeqScaledRefLayer.iTopOffset * (2 - pSps->bFrameMbsOnlyFlag);
-        pos.iRightOffset = pSubsetSps->sSpsSvcExt.sSeqScaledRefLayer.iRightOffset;
+        pos.iLeftOffset   = pSubsetSps->sSpsSvcExt.sSeqScaledRefLayer.iLeftOffset;
+        pos.iTopOffset    = pSubsetSps->sSpsSvcExt.sSeqScaledRefLayer.iTopOffset * (2 - pSps->bFrameMbsOnlyFlag);
+        pos.iRightOffset  = pSubsetSps->sSpsSvcExt.sSeqScaledRefLayer.iRightOffset;
         pos.iBottomOffset = pSubsetSps->sSpsSvcExt.sSeqScaledRefLayer.iBottomOffset * (2 - pSps->bFrameMbsOnlyFlag);
         //memcpy(&pSliceHeadExt->sScaledRefLayer, &pos, sizeof(SPosOffset));//confirmed_safe_unsafe_usage
-        pSliceHeadExt->iScaledRefLayerPicWidthInSampleLuma	= (pSliceHead->iMbWidth << 4) - (pos.iLeftOffset + pos.iRightOffset);
-        pSliceHeadExt->iScaledRefLayerPicHeightInSampleLuma	= (pSliceHead->iMbHeight << 4) -
+        pSliceHeadExt->iScaledRefLayerPicWidthInSampleLuma  = (pSliceHead->iMbWidth << 4) - (pos.iLeftOffset + pos.iRightOffset);
+        pSliceHeadExt->iScaledRefLayerPicHeightInSampleLuma = (pSliceHead->iMbHeight << 4) -
             (pos.iTopOffset + pos.iBottomOffset) / (1 + pSliceHead->bFieldPicFlag);
       }
     } else if (uiQualityId > BASE_QUALITY_ID) {
@@ -1041,17 +1041,17 @@
       pSliceHeadExt->uiRefLayerDqId	= (uint8_t) - 1;
     }
 
-    pSliceHeadExt->bSliceSkipFlag	= false;
-    pSliceHeadExt->bAdaptiveBaseModeFlag	= false;
-    pSliceHeadExt->bDefaultBaseModeFlag	= false;
-    pSliceHeadExt->bAdaptiveMotionPredFlag	= false;
-    pSliceHeadExt->bDefaultMotionPredFlag	= false;
-    pSliceHeadExt->bAdaptiveResidualPredFlag	= false;
-    pSliceHeadExt->bDefaultResidualPredFlag	= false;
+    pSliceHeadExt->bSliceSkipFlag            = false;
+    pSliceHeadExt->bAdaptiveBaseModeFlag     = false;
+    pSliceHeadExt->bDefaultBaseModeFlag      = false;
+    pSliceHeadExt->bAdaptiveMotionPredFlag   = false;
+    pSliceHeadExt->bDefaultMotionPredFlag    = false;
+    pSliceHeadExt->bAdaptiveResidualPredFlag = false;
+    pSliceHeadExt->bDefaultResidualPredFlag  = false;
     if (pNalHeaderExt->iNoInterLayerPredFlag)
-      pSliceHeadExt->bTCoeffLevelPredFlag	= false;
+      pSliceHeadExt->bTCoeffLevelPredFlag    = false;
     else
-      pSliceHeadExt->bTCoeffLevelPredFlag	= pSubsetSps->sSpsSvcExt.bSeqTCoeffLevelPredFlag;
+      pSliceHeadExt->bTCoeffLevelPredFlag    = pSubsetSps->sSpsSvcExt.bSeqTCoeffLevelPredFlag;
 
     if (!pNalHeaderExt->iNoInterLayerPredFlag) {
       WELS_READ_VERIFY (BsGetOneBit (pBs, &uiCode)); //slice_skip_flag
@@ -1099,8 +1099,8 @@
         return GENERATE_ERROR_NO (ERR_LEVEL_SLICE_HEADER, ERR_INFO_UNSUPPORTED_MGS);
       }
     } else {
-      pSliceHeadExt->uiScanIdxStart	= 0;
-      pSliceHeadExt->uiScanIdxEnd	= 15;
+      pSliceHeadExt->uiScanIdxStart = 0;
+      pSliceHeadExt->uiScanIdxEnd   = 15;
     }
   }
 
@@ -1122,24 +1122,24 @@
   if (kppDst == NULL || kpSrc == NULL)
     return false;
 
-  pNalHdrExtD	= &kppDst->sNalHeaderExt;
-  pNalHdrExtS	= &kpSrc->sNalHeaderExt;
-  pShExtD		= &kppDst->sNalData.sVclNal.sSliceHeaderExt;
-  pPrefixS		= &kpSrc->sNalData.sPrefixNal;
-  pSps			= &pCtx->sSpsBuffer[pCtx->sPpsBuffer[pShExtD->sSliceHeader.iPpsId].iSpsId];
+  pNalHdrExtD   = &kppDst->sNalHeaderExt;
+  pNalHdrExtS   = &kpSrc->sNalHeaderExt;
+  pShExtD       = &kppDst->sNalData.sVclNal.sSliceHeaderExt;
+  pPrefixS      = &kpSrc->sNalData.sPrefixNal;
+  pSps          = &pCtx->sSpsBuffer[pCtx->sPpsBuffer[pShExtD->sSliceHeader.iPpsId].iSpsId];
 
-  pNalHdrExtD->uiDependencyId	    = pNalHdrExtS->uiDependencyId;
-  pNalHdrExtD->uiQualityId		= pNalHdrExtS->uiQualityId;
-  pNalHdrExtD->uiTemporalId		= pNalHdrExtS->uiTemporalId;
-  pNalHdrExtD->uiPriorityId		= pNalHdrExtS->uiPriorityId;
-  pNalHdrExtD->bIdrFlag			= pNalHdrExtS->bIdrFlag;
-  pNalHdrExtD->iNoInterLayerPredFlag	= pNalHdrExtS->iNoInterLayerPredFlag;
-  pNalHdrExtD->bDiscardableFlag			= pNalHdrExtS->bDiscardableFlag;
-  pNalHdrExtD->bOutputFlag				= pNalHdrExtS->bOutputFlag;
-  pNalHdrExtD->bUseRefBasePicFlag	= pNalHdrExtS->bUseRefBasePicFlag;
-  pNalHdrExtD->uiLayerDqId				= pNalHdrExtS->uiLayerDqId;
+  pNalHdrExtD->uiDependencyId           = pNalHdrExtS->uiDependencyId;
+  pNalHdrExtD->uiQualityId              = pNalHdrExtS->uiQualityId;
+  pNalHdrExtD->uiTemporalId             = pNalHdrExtS->uiTemporalId;
+  pNalHdrExtD->uiPriorityId             = pNalHdrExtS->uiPriorityId;
+  pNalHdrExtD->bIdrFlag                 = pNalHdrExtS->bIdrFlag;
+  pNalHdrExtD->iNoInterLayerPredFlag    = pNalHdrExtS->iNoInterLayerPredFlag;
+  pNalHdrExtD->bDiscardableFlag         = pNalHdrExtS->bDiscardableFlag;
+  pNalHdrExtD->bOutputFlag              = pNalHdrExtS->bOutputFlag;
+  pNalHdrExtD->bUseRefBasePicFlag       = pNalHdrExtS->bUseRefBasePicFlag;
+  pNalHdrExtD->uiLayerDqId              = pNalHdrExtS->uiLayerDqId;
 
-  pShExtD->bStoreRefBasePicFlag		= pPrefixS->bStoreRefBasePicFlag;
+  pShExtD->bStoreRefBasePicFlag         = pPrefixS->bStoreRefBasePicFlag;
   memcpy (&pShExtD->sRefBasePicMarking, &pPrefixS->sRefPicBaseMarking,
           sizeof (SRefBasePicMarking)); //confirmed_safe_unsafe_usage
   if (pShExtD->sRefBasePicMarking.bAdaptiveRefBasePicMarkingModeFlag) {
@@ -1161,7 +1161,7 @@
 
 
 int32_t UpdateAccessUnit (PWelsDecoderContext pCtx) {
-  PAccessUnit pCurAu	= pCtx->pAccessUnitList;
+  PAccessUnit pCurAu   = pCtx->pAccessUnitList;
   int32_t iIdx         = pCurAu->uiEndPos;
 
   // Conversed iterator
@@ -1211,8 +1211,8 @@
   int32_t i = 0;
 
   WELS_VERIFY_RETURN_IF (ERR_INFO_INVALID_PARAM, (NULL == pCtx || kiMaxWidth <= 0 || kiMaxHeight <= 0))
-  pCtx->sMb.iMbWidth		= (kiMaxWidth + 15) >> 4;
-  pCtx->sMb.iMbHeight		= (kiMaxHeight + 15) >> 4;
+  pCtx->sMb.iMbWidth  = (kiMaxWidth + 15) >> 4;
+  pCtx->sMb.iMbHeight = (kiMaxHeight + 15) >> 4;
 
   if (pCtx->bInitialDqLayersMem && kiMaxWidth <= pCtx->iPicWidthReq
       && kiMaxHeight <= pCtx->iPicHeightReq)	// have same dimension memory, skipped
@@ -1313,9 +1313,9 @@
     ++ i;
   } while (i < LAYER_NUM_EXCHANGEABLE);
 
-  pCtx->bInitialDqLayersMem	= true;
-  pCtx->iPicWidthReq			= kiMaxWidth;
-  pCtx->iPicHeightReq			= kiMaxHeight;
+  pCtx->bInitialDqLayersMem     = true;
+  pCtx->iPicWidthReq            = kiMaxWidth;
+  pCtx->iPicHeightReq           = kiMaxHeight;
 
   return ERR_NONE;
 }
@@ -1478,22 +1478,22 @@
     ++ i;
   } while (i < LAYER_NUM_EXCHANGEABLE);
 
-  pCtx->iPicWidthReq			= 0;
-  pCtx->iPicHeightReq			= 0;
-  pCtx->bInitialDqLayersMem	= false;
+  pCtx->iPicWidthReq            = 0;
+  pCtx->iPicHeightReq           = 0;
+  pCtx->bInitialDqLayersMem     = false;
 }
 
 void ResetCurrentAccessUnit (PWelsDecoderContext pCtx) {
   PAccessUnit pCurAu = pCtx->pAccessUnitList;
   pCurAu->uiStartPos            = 0;
-  pCurAu->uiEndPos		= 0;
-  pCurAu->bCompletedAuFlag	= false;
+  pCurAu->uiEndPos              = 0;
+  pCurAu->bCompletedAuFlag      = false;
   if (pCurAu->uiActualUnitsNum > 0) {
     uint32_t iIdx = 0;
     const uint32_t kuiActualNum = pCurAu->uiActualUnitsNum;
     // a more simpler method to do nal units list management prefered here
-    const uint32_t kuiAvailNum	= pCurAu->uiAvailUnitsNum;
-    const uint32_t kuiLeftNum	= kuiAvailNum - kuiActualNum;
+    const uint32_t kuiAvailNum  = pCurAu->uiAvailUnitsNum;
+    const uint32_t kuiLeftNum   = kuiAvailNum - kuiActualNum;
 
     // Swapping active nal unit nodes of succeeding AU with leading of list
     while (iIdx < kuiLeftNum) {
@@ -1512,14 +1512,14 @@
  * \history 11/16/2009
  */
 void ForceResetCurrentAccessUnit (PAccessUnit pAu) {
-  uint32_t uiSucAuIdx	= pAu->uiEndPos + 1;
-  uint32_t uiCurAuIdx	= 0;
+  uint32_t uiSucAuIdx = pAu->uiEndPos + 1;
+  uint32_t uiCurAuIdx = 0;
 
   // swap the succeeding AU's nal units to the front
   while (uiSucAuIdx < pAu->uiAvailUnitsNum) {
     PNalUnit t = pAu->pNalUnitsList[uiSucAuIdx];
-    pAu->pNalUnitsList[uiSucAuIdx]	= pAu->pNalUnitsList[uiCurAuIdx];
-    pAu->pNalUnitsList[uiCurAuIdx]	= t;
+    pAu->pNalUnitsList[uiSucAuIdx] = pAu->pNalUnitsList[uiCurAuIdx];
+    pAu->pNalUnitsList[uiCurAuIdx] = t;
     ++ uiSucAuIdx;
     ++ uiCurAuIdx;
   }
@@ -1526,13 +1526,13 @@
 
   // Update avail/actual units num accordingly for next AU parsing
   if (pAu->uiAvailUnitsNum > pAu->uiEndPos)
-    pAu->uiAvailUnitsNum	-= (pAu->uiEndPos + 1);
+    pAu->uiAvailUnitsNum -= (pAu->uiEndPos + 1);
   else
-    pAu->uiAvailUnitsNum	= 0;
-  pAu->uiActualUnitsNum	= 0;
+    pAu->uiAvailUnitsNum = 0;
+  pAu->uiActualUnitsNum = 0;
   pAu->uiStartPos       = 0;
-  pAu->uiEndPos		= 0;
-  pAu->bCompletedAuFlag	= false;
+  pAu->uiEndPos         = 0;
+  pAu->bCompletedAuFlag = false;
 }
 
 //clear current corrupted NAL from pNalUnitsList
@@ -1547,11 +1547,11 @@
   pCtx->bPpsExistAheadFlag = false;
 
   // Force clear the AU list
-  pCtx->pAccessUnitList->uiAvailUnitsNum	= 0;
-  pCtx->pAccessUnitList->uiActualUnitsNum	= 0;
-  pCtx->pAccessUnitList->uiStartPos		= 0;
-  pCtx->pAccessUnitList->uiEndPos		= 0;
-  pCtx->pAccessUnitList->bCompletedAuFlag	= false;
+  pCtx->pAccessUnitList->uiAvailUnitsNum        = 0;
+  pCtx->pAccessUnitList->uiActualUnitsNum       = 0;
+  pCtx->pAccessUnitList->uiStartPos             = 0;
+  pCtx->pAccessUnitList->uiEndPos               = 0;
+  pCtx->pAccessUnitList->bCompletedAuFlag       = false;
 }
 
 void CheckAvailNalUnitsListContinuity (PWelsDecoderContext pCtx, int32_t iStartIdx, int32_t iEndIdx) {
@@ -1985,35 +1985,35 @@
 
 static inline void InitDqLayerInfo (PDqLayer pDqLayer, PLayerInfo pLayerInfo, PNalUnit pNalUnit, PPicture pPicDec) {
   PNalUnitHeaderExt pNalHdrExt    = &pNalUnit->sNalHeaderExt;
-  PSliceHeaderExt pShExt			= &pNalUnit->sNalData.sVclNal.sSliceHeaderExt;
-  PSliceHeader        pSh			= &pShExt->sSliceHeader;
-  const uint8_t kuiQualityId		= pNalHdrExt->uiQualityId;
+  PSliceHeaderExt pShExt          = &pNalUnit->sNalData.sVclNal.sSliceHeaderExt;
+  PSliceHeader pSh                = &pShExt->sSliceHeader;
+  const uint8_t kuiQualityId      = pNalHdrExt->uiQualityId;
 
   memcpy (&pDqLayer->sLayerInfo, pLayerInfo, sizeof (SLayerInfo)); //confirmed_safe_unsafe_usage
 
-  pDqLayer->pDec		= pPicDec;
-  pDqLayer->iMbWidth	= pSh->iMbWidth;	// MB width of this picture
-  pDqLayer->iMbHeight	= pSh->iMbHeight;// MB height of this picture
+  pDqLayer->pDec        = pPicDec;
+  pDqLayer->iMbWidth    = pSh->iMbWidth;        // MB width of this picture
+  pDqLayer->iMbHeight   = pSh->iMbHeight;// MB height of this picture
 
   pDqLayer->iSliceIdcBackup = (pSh->iFirstMbInSlice << 7) | (pNalHdrExt->uiDependencyId << 4) | (pNalHdrExt->uiQualityId);
 
   /* Common syntax elements across all slices of a DQLayer */
-  pDqLayer->uiPpsId									= pLayerInfo->pPps->iPpsId;
-  pDqLayer->uiDisableInterLayerDeblockingFilterIdc	= pShExt->uiDisableInterLayerDeblockingFilterIdc;
-  pDqLayer->iInterLayerSliceAlphaC0Offset			    = pShExt->iInterLayerSliceAlphaC0Offset;
-  pDqLayer->iInterLayerSliceBetaOffset				= pShExt->iInterLayerSliceBetaOffset;
-  pDqLayer->iSliceGroupChangeCycle					= pSh->iSliceGroupChangeCycle;
-  pDqLayer->bStoreRefBasePicFlag					    = pShExt->bStoreRefBasePicFlag;
-  pDqLayer->bTCoeffLevelPredFlag					    = pShExt->bTCoeffLevelPredFlag;
-  pDqLayer->bConstrainedIntraResamplingFlag			= pShExt->bConstrainedIntraResamplingFlag;
-  pDqLayer->uiRefLayerDqId							= pShExt->uiRefLayerDqId;
-  pDqLayer->uiRefLayerChromaPhaseXPlus1Flag		    = pShExt->uiRefLayerChromaPhaseXPlus1Flag;
-  pDqLayer->uiRefLayerChromaPhaseYPlus1				= pShExt->uiRefLayerChromaPhaseYPlus1;
+  pDqLayer->uiPpsId                                     = pLayerInfo->pPps->iPpsId;
+  pDqLayer->uiDisableInterLayerDeblockingFilterIdc      = pShExt->uiDisableInterLayerDeblockingFilterIdc;
+  pDqLayer->iInterLayerSliceAlphaC0Offset               = pShExt->iInterLayerSliceAlphaC0Offset;
+  pDqLayer->iInterLayerSliceBetaOffset                  = pShExt->iInterLayerSliceBetaOffset;
+  pDqLayer->iSliceGroupChangeCycle                      = pSh->iSliceGroupChangeCycle;
+  pDqLayer->bStoreRefBasePicFlag                        = pShExt->bStoreRefBasePicFlag;
+  pDqLayer->bTCoeffLevelPredFlag                        = pShExt->bTCoeffLevelPredFlag;
+  pDqLayer->bConstrainedIntraResamplingFlag             = pShExt->bConstrainedIntraResamplingFlag;
+  pDqLayer->uiRefLayerDqId                              = pShExt->uiRefLayerDqId;
+  pDqLayer->uiRefLayerChromaPhaseXPlus1Flag             = pShExt->uiRefLayerChromaPhaseXPlus1Flag;
+  pDqLayer->uiRefLayerChromaPhaseYPlus1                 = pShExt->uiRefLayerChromaPhaseYPlus1;
   //memcpy(&pDqLayer->sScaledRefLayer, &pShExt->sScaledRefLayer, sizeof(SPosOffset));//confirmed_safe_unsafe_usage
 
   if (kuiQualityId == BASE_QUALITY_ID) {
-    pDqLayer->pRefPicListReordering		= &pSh->pRefPicListReordering;
-    pDqLayer->pRefPicMarking		= &pSh->sRefMarking;
+    pDqLayer->pRefPicListReordering     = &pSh->pRefPicListReordering;
+    pDqLayer->pRefPicMarking            = &pSh->sRefMarking;
 
     if (pSh->pPps->bWeightedPredFlag) {
       pDqLayer->bUseWeightPredictionFlag = true;
@@ -2022,20 +2022,20 @@
     } else
       pDqLayer->bUseWeightPredictionFlag = false;
 
-    pDqLayer->pRefPicBaseMarking	= &pShExt->sRefBasePicMarking;
+    pDqLayer->pRefPicBaseMarking        = &pShExt->sRefBasePicMarking;
   }
 
-  pDqLayer->uiLayerDqId			= pNalHdrExt->uiLayerDqId;	// dq_id of current layer
-  pDqLayer->bUseRefBasePicFlag	= pNalHdrExt->bUseRefBasePicFlag;
+  pDqLayer->uiLayerDqId                 = pNalHdrExt->uiLayerDqId;      // dq_id of current layer
+  pDqLayer->bUseRefBasePicFlag          = pNalHdrExt->bUseRefBasePicFlag;
 }
 
 void WelsDqLayerDecodeStart (PWelsDecoderContext pCtx, PNalUnit pCurNal, PSps pSps, PPps pPps) {
   PSliceHeader pSh = &pCurNal->sNalData.sVclNal.sSliceHeaderExt.sSliceHeader;
 
-  pCtx->eSliceType			= pSh->eSliceType;
-  pCtx->pSliceHeader			= pSh;
+  pCtx->eSliceType   = pSh->eSliceType;
+  pCtx->pSliceHeader = pSh;
 
-  pCtx->iFrameNum			= pSh->iFrameNum;
+  pCtx->iFrameNum    = pSh->iFrameNum;
 }
 
 int32_t InitRefPicList (PWelsDecoderContext pCtx, const uint8_t kuiNRi, int32_t iPoc) {
@@ -2050,18 +2050,18 @@
 
 void InitCurDqLayerData (PWelsDecoderContext pCtx, PDqLayer pCurDq) {
   if (NULL != pCtx && NULL != pCurDq) {
-    pCurDq->pMbType			= pCtx->sMb.pMbType[0];
-    pCurDq->pSliceIdc		= pCtx->sMb.pSliceIdc[0];
-    pCurDq->pMv[0]			= pCtx->sMb.pMv[0][0];
+    pCurDq->pMbType         = pCtx->sMb.pMbType[0];
+    pCurDq->pSliceIdc       = pCtx->sMb.pSliceIdc[0];
+    pCurDq->pMv[0]          = pCtx->sMb.pMv[0][0];
     pCurDq->pRefIndex[0]    = pCtx->sMb.pRefIndex[0][0];
     pCurDq->pNoSubMbPartSizeLessThan8x8Flag = pCtx->sMb.pNoSubMbPartSizeLessThan8x8Flag[0];
     pCurDq->pTransformSize8x8Flag = pCtx->sMb.pTransformSize8x8Flag[0];
     pCurDq->pLumaQp         = pCtx->sMb.pLumaQp[0];
     pCurDq->pChromaQp       = pCtx->sMb.pChromaQp[0];
-    pCurDq->pMvd[0]       = pCtx->sMb.pMvd[0][0];
-    pCurDq->pCbfDc       = pCtx->sMb.pCbfDc[0];
-    pCurDq->pNzc			= pCtx->sMb.pNzc[0];
-    pCurDq->pNzcRs			= pCtx->sMb.pNzcRs[0];
+    pCurDq->pMvd[0]         = pCtx->sMb.pMvd[0][0];
+    pCurDq->pCbfDc          = pCtx->sMb.pCbfDc[0];
+    pCurDq->pNzc            = pCtx->sMb.pNzc[0];
+    pCurDq->pNzcRs          = pCtx->sMb.pNzcRs[0];
     pCurDq->pScaledTCoeff   = pCtx->sMb.pScaledTCoeff[0];
     pCurDq->pIntraPredMode  = pCtx->sMb.pIntraPredMode[0];
     pCurDq->pIntra4x4FinalMode = pCtx->sMb.pIntra4x4FinalMode[0];
@@ -2156,10 +2156,10 @@
      */
     while (iIdx <= iEndIdx) {
       bool         bReconstructSlice;
-      iCurrIdQ	= pNalCur->sNalHeaderExt.uiQualityId;
-      iCurrIdD	= pNalCur->sNalHeaderExt.uiDependencyId;
-      pSh		= &pNalCur->sNalData.sVclNal.sSliceHeaderExt.sSliceHeader;
-      pShExt	= &pNalCur->sNalData.sVclNal.sSliceHeaderExt;
+      iCurrIdQ  = pNalCur->sNalHeaderExt.uiQualityId;
+      iCurrIdD  = pNalCur->sNalHeaderExt.uiDependencyId;
+      pSh       = &pNalCur->sNalData.sVclNal.sSliceHeaderExt.sSliceHeader;
+      pShExt    = &pNalCur->sNalData.sVclNal.sSliceHeaderExt;
       pCtx->bRPLRError = false;
       bReconstructSlice = CheckSliceNeedReconstruct (pNalCur->sNalHeaderExt.uiLayerDqId, kuiTargetLayerDqId);
 
@@ -2170,14 +2170,14 @@
       pCtx->pDec->bIdrFlag = pNalCur->sNalHeaderExt.bIdrFlag;
 
       memcpy (&pLayerInfo.sSliceInLayer.sSliceHeaderExt, pShExt, sizeof (SSliceHeaderExt)); //confirmed_safe_unsafe_usage
-      pLayerInfo.sSliceInLayer.bSliceHeaderExtFlag	= pNalCur->sNalData.sVclNal.bSliceHeaderExtFlag;
-      pLayerInfo.sSliceInLayer.eSliceType			= pSh->eSliceType;
-      pLayerInfo.sSliceInLayer.iLastMbQp			= pSh->iSliceQp;
-      dq_cur->pBitStringAux	= &pNalCur->sNalData.sVclNal.sSliceBitsRead;
+      pLayerInfo.sSliceInLayer.bSliceHeaderExtFlag      = pNalCur->sNalData.sVclNal.bSliceHeaderExtFlag;
+      pLayerInfo.sSliceInLayer.eSliceType               = pSh->eSliceType;
+      pLayerInfo.sSliceInLayer.iLastMbQp                = pSh->iSliceQp;
+      dq_cur->pBitStringAux = &pNalCur->sNalData.sVclNal.sSliceBitsRead;
 
-      uiNalRefIdc	= pNalCur->sNalHeaderExt.sNalUnitHeader.uiNalRefIdc;
+      uiNalRefIdc = pNalCur->sNalHeaderExt.sNalUnitHeader.uiNalRefIdc;
 
-      iPpsId	= pSh->iPpsId;
+      iPpsId = pSh->iPpsId;
 
       pLayerInfo.pPps = pSh->pPps;
       pLayerInfo.pSps = pSh->pSps;
--- a/codec/decoder/core/src/fmo.cpp
+++ b/codec/decoder/core/src/fmo.cpp
@@ -117,9 +117,9 @@
  */
 static inline int32_t FmoGenerateSliceGroup (PFmo pFmo, const PPps kpPps, const int32_t kiMbWidth,
     const int32_t kiMbHeight) {
-  int32_t iNumMb	= 0;
-  int32_t iErr		= 0;
-  bool	bResolutionChanged = false;
+  int32_t iNumMb = 0;
+  int32_t iErr   = 0;
+  bool bResolutionChanged = false;
 
   // the cases we would not like
   WELS_VERIFY_RETURN_IF (1, (NULL == pFmo || NULL == kpPps))
@@ -168,9 +168,9 @@
     }
   }
 
-  if (0 == iErr) {	// well now
-    pFmo->iSliceGroupCount	= kpPps->uiNumSliceGroups;
-    pFmo->iSliceGroupType	= kpPps->uiSliceGroupMapType;
+  if (0 == iErr) {      // well now
+    pFmo->iSliceGroupCount = kpPps->uiNumSliceGroups;
+    pFmo->iSliceGroupType  = kpPps->uiSliceGroupMapType;
   }
 
   return iErr;
@@ -215,10 +215,10 @@
 
         pIter->pMbAllocMap	= NULL;
       }
-      pIter->iSliceGroupCount	= 0;
-      pIter->iSliceGroupType	= -1;
-      pIter->iCountMbNum		= 0;
-      pIter->bActiveFlag		= false;
+      pIter->iSliceGroupCount   = 0;
+      pIter->iSliceGroupType    = -1;
+      pIter->iCountMbNum        = 0;
+      pIter->bActiveFlag        = false;
       ++ iFreeNodes;
       if (iFreeNodes >= kiAvail)
         break;
@@ -289,8 +289,8 @@
  * \return  slice group idc - successful; -1 - failed;
  */
 int32_t FmoMbToSliceGroup (PFmo pFmo, const MB_XY_T kiMbXy) {
-  const int32_t kiMbNum	= pFmo->iCountMbNum;
-  const uint8_t* kpMbMap	= pFmo->pMbAllocMap;
+  const int32_t kiMbNum  = pFmo->iCountMbNum;
+  const uint8_t* kpMbMap = pFmo->pMbAllocMap;
 
   if (kiMbXy < 0 || kiMbXy >= kiMbNum || kpMbMap == NULL)
     return -1;
@@ -307,10 +307,10 @@
  * \return  iNextMb - successful; -1 - failed;
  */
 MB_XY_T FmoNextMb (PFmo pFmo, const MB_XY_T kiMbXy) {
-  const int32_t kiTotalMb			= pFmo->iCountMbNum;
-  const uint8_t* kpMbMap			= pFmo->pMbAllocMap;
-  MB_XY_T iNextMb					= kiMbXy;
-  const uint8_t kuiSliceGroupIdc	= (uint8_t)FmoMbToSliceGroup (pFmo, kiMbXy);
+  const int32_t kiTotalMb               = pFmo->iCountMbNum;
+  const uint8_t* kpMbMap                = pFmo->pMbAllocMap;
+  MB_XY_T iNextMb                       = kiMbXy;
+  const uint8_t kuiSliceGroupIdc        = (uint8_t)FmoMbToSliceGroup (pFmo, kiMbXy);
 
   if (kuiSliceGroupIdc == (uint8_t) (-1))
     return -1;
--- a/codec/decoder/core/src/get_intra_predictor.cpp
+++ b/codec/decoder/core/src/get_intra_predictor.cpp
@@ -75,10 +75,10 @@
 }
 
 void WelsI4x4LumaPredDc_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride2 + kiStride;
-  const uint8_t kuiMean	= (pPred[-1] + pPred[-1 + kiStride] + pPred[-1 + kiStride2] + pPred[-1 + kiStride3] +
-                           pPred[-kiStride] + pPred[-kiStride + 1] + pPred[-kiStride + 2] + pPred[-kiStride + 3] + 4) >> 3;
+  const int32_t kiStride2  = kiStride << 1;
+  const int32_t kiStride3  = kiStride2 + kiStride;
+  const uint8_t kuiMean    = (pPred[-1] + pPred[-1 + kiStride] + pPred[-1 + kiStride2] + pPred[-1 + kiStride3] +
+                              pPred[-kiStride] + pPred[-kiStride + 1] + pPred[-kiStride + 2] + pPred[-kiStride + 3] + 4) >> 3;
   const uint32_t kuiMean32 = 0x01010101U * kuiMean;
 
   ST32A4 (pPred            , kuiMean32);
@@ -88,9 +88,9 @@
 }
 
 void WelsI4x4LumaPredDcLeft_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride2 + kiStride;
-  const uint8_t kuiMean	= (pPred[-1] + pPred[-1 + kiStride] + pPred[-1 + kiStride2] + pPred[-1 + kiStride3] + 2) >> 2;
+  const int32_t kiStride2  = kiStride << 1;
+  const int32_t kiStride3  = kiStride2 + kiStride;
+  const uint8_t kuiMean    = (pPred[-1] + pPred[-1 + kiStride] + pPred[-1 + kiStride2] + pPred[-1 + kiStride3] + 2) >> 2;
   const uint32_t kuiMean32 = 0x01010101U * kuiMean;
 
   ST32A4 (pPred            , kuiMean32);
@@ -100,10 +100,9 @@
 }
 
 void WelsI4x4LumaPredDcTop_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride2 + kiStride;
-  const uint8_t kuiMean	= (pPred[-kiStride] + pPred[-kiStride + 1] + pPred[-kiStride + 2] + pPred[-kiStride + 3] + 2) >>
-                          2;
+  const int32_t kiStride2  = kiStride << 1;
+  const int32_t kiStride3  = kiStride2 + kiStride;
+  const uint8_t kuiMean    = (pPred[-kiStride] + pPred[-kiStride + 1] + pPred[-kiStride + 2] + pPred[-kiStride + 3] + 2) >> 2;
   const uint32_t kuiMean32 = 0x01010101U * kuiMean;
 
   ST32A4 (pPred            , kuiMean32);
@@ -123,25 +122,25 @@
 
 /*down pLeft*/
 void WelsI4x4LumaPredDDL_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride + kiStride2;
+  const int32_t kiStride2 = kiStride << 1;
+  const int32_t kiStride3 = kiStride + kiStride2;
   /*get pTop*/
-  uint8_t* ptop			= &pPred[-kiStride];
-  const uint8_t kuiT0		= *ptop;
-  const uint8_t kuiT1		= * (ptop + 1);
-  const uint8_t kuiT2		= * (ptop + 2);
-  const uint8_t kuiT3		= * (ptop + 3);
-  const uint8_t kuiT4		= * (ptop + 4);
-  const uint8_t kuiT5		= * (ptop + 5);
-  const uint8_t kuiT6		= * (ptop + 6);
-  const uint8_t kuiT7		= * (ptop + 7);
-  const uint8_t kuiDDL0	= (2 + kuiT0 + kuiT2 + (kuiT1 << 1)) >> 2;	// kDDL0
-  const uint8_t kuiDDL1	= (2 + kuiT1 + kuiT3 + (kuiT2 << 1)) >> 2;	// kDDL1
-  const uint8_t kuiDDL2	= (2 + kuiT2 + kuiT4 + (kuiT3 << 1)) >> 2;	// kDDL2
-  const uint8_t kuiDDL3	= (2 + kuiT3 + kuiT5 + (kuiT4 << 1)) >> 2;	// kDDL3
-  const uint8_t kuiDDL4	= (2 + kuiT4 + kuiT6 + (kuiT5 << 1)) >> 2;	// kDDL4
-  const uint8_t kuiDDL5	= (2 + kuiT5 + kuiT7 + (kuiT6 << 1)) >> 2;	// kDDL5
-  const uint8_t kuiDDL6	= (2 + kuiT6 + kuiT7 + (kuiT7 << 1)) >> 2;	// kDDL6
+  uint8_t* ptop         = &pPred[-kiStride];
+  const uint8_t kuiT0   = *ptop;
+  const uint8_t kuiT1   = * (ptop + 1);
+  const uint8_t kuiT2   = * (ptop + 2);
+  const uint8_t kuiT3   = * (ptop + 3);
+  const uint8_t kuiT4   = * (ptop + 4);
+  const uint8_t kuiT5   = * (ptop + 5);
+  const uint8_t kuiT6   = * (ptop + 6);
+  const uint8_t kuiT7   = * (ptop + 7);
+  const uint8_t kuiDDL0 = (2 + kuiT0 + kuiT2 + (kuiT1 << 1)) >> 2;      // kDDL0
+  const uint8_t kuiDDL1 = (2 + kuiT1 + kuiT3 + (kuiT2 << 1)) >> 2;      // kDDL1
+  const uint8_t kuiDDL2 = (2 + kuiT2 + kuiT4 + (kuiT3 << 1)) >> 2;      // kDDL2
+  const uint8_t kuiDDL3 = (2 + kuiT3 + kuiT5 + (kuiT4 << 1)) >> 2;      // kDDL3
+  const uint8_t kuiDDL4 = (2 + kuiT4 + kuiT6 + (kuiT5 << 1)) >> 2;      // kDDL4
+  const uint8_t kuiDDL5 = (2 + kuiT5 + kuiT7 + (kuiT6 << 1)) >> 2;      // kDDL5
+  const uint8_t kuiDDL6 = (2 + kuiT6 + kuiT7 + (kuiT7 << 1)) >> 2;      // kDDL6
   const uint8_t kuiList[8] = { kuiDDL0, kuiDDL1, kuiDDL2, kuiDDL3, kuiDDL4, kuiDDL5, kuiDDL6, 0 };
 
   ST32A4 (pPred            , LD32 (kuiList));
@@ -152,22 +151,22 @@
 
 /*down pLeft*/
 void WelsI4x4LumaPredDDLTop_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride + kiStride2;
+  const int32_t kiStride2 = kiStride << 1;
+  const int32_t kiStride3 = kiStride + kiStride2;
   /*get pTop*/
-  uint8_t* ptop			= &pPred[-kiStride];
-  const uint8_t kuiT0		= *ptop;
-  const uint8_t kuiT1		= * (ptop + 1);
-  const uint8_t kuiT2		= * (ptop + 2);
-  const uint8_t kuiT3		= * (ptop + 3);
-  const uint16_t kuiT01	= 1 + kuiT0 + kuiT1;
-  const uint16_t kuiT12	= 1 + kuiT1 + kuiT2;
-  const uint16_t kuiT23	= 1 + kuiT2 + kuiT3;
-  const uint16_t kuiT33	= 1 + (kuiT3 << 1);
-  const uint8_t kuiDLT0	= (kuiT01 + kuiT12) >> 2;	// kDLT0
-  const uint8_t kuiDLT1	= (kuiT12 + kuiT23) >> 2;	// kDLT1
-  const uint8_t kuiDLT2	= (kuiT23 + kuiT33) >> 2;	// kDLT2
-  const uint8_t kuiDLT3	= kuiT33 >> 1;			// kDLT3
+  uint8_t* ptop         = &pPred[-kiStride];
+  const uint8_t kuiT0   = *ptop;
+  const uint8_t kuiT1   = * (ptop + 1);
+  const uint8_t kuiT2   = * (ptop + 2);
+  const uint8_t kuiT3   = * (ptop + 3);
+  const uint16_t kuiT01 = 1 + kuiT0 + kuiT1;
+  const uint16_t kuiT12 = 1 + kuiT1 + kuiT2;
+  const uint16_t kuiT23 = 1 + kuiT2 + kuiT3;
+  const uint16_t kuiT33 = 1 + (kuiT3 << 1);
+  const uint8_t kuiDLT0 = (kuiT01 + kuiT12) >> 2;       // kDLT0
+  const uint8_t kuiDLT1 = (kuiT12 + kuiT23) >> 2;       // kDLT1
+  const uint8_t kuiDLT2 = (kuiT23 + kuiT33) >> 2;       // kDLT2
+  const uint8_t kuiDLT3 = kuiT33 >> 1;                  // kDLT3
   const uint8_t kuiList[8] = { kuiDLT0, kuiDLT1, kuiDLT2, kuiDLT3, kuiDLT3, kuiDLT3, kuiDLT3 , kuiDLT3 };
 
   ST32A4 (pPred,             LD32 (kuiList));
@@ -179,36 +178,36 @@
 
 /*down right*/
 void WelsI4x4LumaPredDDR_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride + kiStride2;
-  uint8_t* ptopleft		= &pPred[- (kiStride + 1)];
-  uint8_t* pleft			= &pPred[-1];
-  const uint8_t kuiLT		= *ptopleft;
+  const int32_t kiStride2 = kiStride << 1;
+  const int32_t kiStride3 = kiStride + kiStride2;
+  uint8_t* ptopleft       = &pPred[- (kiStride + 1)];
+  uint8_t* pleft          = &pPred[-1];
+  const uint8_t kuiLT     = *ptopleft;
   /*get pLeft and pTop*/
-  const uint8_t kuiL0		= *pleft;
-  const uint8_t kuiL1		= * (pleft + kiStride);
-  const uint8_t kuiL2		= * (pleft + kiStride2);
-  const uint8_t kuiL3		= * (pleft + kiStride3);
-  const uint8_t kuiT0		= * (ptopleft + 1);
-  const uint8_t kuiT1		= * (ptopleft + 2);
-  const uint8_t kuiT2		= * (ptopleft + 3);
-  const uint8_t kuiT3		= * (ptopleft + 4);
-  const uint16_t kuiTL0	= 1 + kuiLT + kuiL0;
-  const uint16_t kuiLT0	= 1 + kuiLT + kuiT0;
-  const uint16_t kuiT01	= 1 + kuiT0 + kuiT1;
-  const uint16_t kuiT12	= 1 + kuiT1 + kuiT2;
-  const uint16_t kuiT23	= 1 + kuiT2 + kuiT3;
-  const uint16_t kuiL01	= 1 + kuiL0 + kuiL1;
-  const uint16_t kuiL12	= 1 + kuiL1 + kuiL2;
-  const uint16_t kuiL23	= 1 + kuiL2 + kuiL3;
-  const uint8_t kuiDDR0	= (kuiTL0 + kuiLT0) >> 2;	// kuiDDR0
-  const uint8_t kuiDDR1	= (kuiLT0 + kuiT01) >> 2;	// kuiDDR1
-  const uint8_t kuiDDR2	= (kuiT01 + kuiT12) >> 2;	// kuiDDR2
-  const uint8_t kuiDDR3	= (kuiT12 + kuiT23) >> 2;	// kuiDDR3
-  const uint8_t kuiDDR4	= (kuiTL0 + kuiL01) >> 2;	// kuiDDR4
-  const uint8_t kuiDDR5	= (kuiL01 + kuiL12) >> 2;	// kuiDDR5
-  const uint8_t kuiDDR6	= (kuiL12 + kuiL23) >> 2;	// kuiDDR6
-  const uint8_t kuiList[8] = { kuiDDR6, kuiDDR5, kuiDDR4, kuiDDR0, kuiDDR1, kuiDDR2, kuiDDR3, 0	};
+  const uint8_t kuiL0   = *pleft;
+  const uint8_t kuiL1   = * (pleft + kiStride);
+  const uint8_t kuiL2   = * (pleft + kiStride2);
+  const uint8_t kuiL3   = * (pleft + kiStride3);
+  const uint8_t kuiT0   = * (ptopleft + 1);
+  const uint8_t kuiT1   = * (ptopleft + 2);
+  const uint8_t kuiT2   = * (ptopleft + 3);
+  const uint8_t kuiT3   = * (ptopleft + 4);
+  const uint16_t kuiTL0 = 1 + kuiLT + kuiL0;
+  const uint16_t kuiLT0 = 1 + kuiLT + kuiT0;
+  const uint16_t kuiT01 = 1 + kuiT0 + kuiT1;
+  const uint16_t kuiT12 = 1 + kuiT1 + kuiT2;
+  const uint16_t kuiT23 = 1 + kuiT2 + kuiT3;
+  const uint16_t kuiL01 = 1 + kuiL0 + kuiL1;
+  const uint16_t kuiL12 = 1 + kuiL1 + kuiL2;
+  const uint16_t kuiL23 = 1 + kuiL2 + kuiL3;
+  const uint8_t kuiDDR0 = (kuiTL0 + kuiLT0) >> 2;       // kuiDDR0
+  const uint8_t kuiDDR1 = (kuiLT0 + kuiT01) >> 2;       // kuiDDR1
+  const uint8_t kuiDDR2 = (kuiT01 + kuiT12) >> 2;       // kuiDDR2
+  const uint8_t kuiDDR3 = (kuiT12 + kuiT23) >> 2;       // kuiDDR3
+  const uint8_t kuiDDR4 = (kuiTL0 + kuiL01) >> 2;       // kuiDDR4
+  const uint8_t kuiDDR5 = (kuiL01 + kuiL12) >> 2;       // kuiDDR5
+  const uint8_t kuiDDR6 = (kuiL12 + kuiL23) >> 2;       // kuiDDR6
+  const uint8_t kuiList[8] = { kuiDDR6, kuiDDR5, kuiDDR4, kuiDDR0, kuiDDR1, kuiDDR2, kuiDDR3, 0 };
 
   ST32A4 (pPred            , LD32 (kuiList + 3));
   ST32A4 (pPred + kiStride , LD32 (kuiList + 2));
@@ -219,34 +218,34 @@
 
 /*vertical pLeft*/
 void WelsI4x4LumaPredVL_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride + kiStride2;
-  uint8_t* ptopleft		= &pPred[- (kiStride + 1)];
+  const int32_t kiStride2       = kiStride << 1;
+  const int32_t kiStride3       = kiStride + kiStride2;
+  uint8_t* ptopleft             = &pPred[- (kiStride + 1)];
   /*get pTop*/
-  const uint8_t kuiT0		    = * (ptopleft + 1);
-  const uint8_t kuiT1		    = * (ptopleft + 2);
-  const uint8_t kuiT2		    = * (ptopleft + 3);
-  const uint8_t kuiT3		    = * (ptopleft + 4);
-  const uint8_t kuiT4		    = * (ptopleft + 5);
-  const uint8_t kuiT5		    = * (ptopleft + 6);
-  const uint8_t kuiT6		    = * (ptopleft + 7);
-  const uint16_t kuiT01		= 1 + kuiT0 + kuiT1;
-  const uint16_t kuiT12		= 1 + kuiT1 + kuiT2;
-  const uint16_t kuiT23		= 1 + kuiT2 + kuiT3;
-  const uint16_t kuiT34		= 1 + kuiT3 + kuiT4;
-  const uint16_t kuiT45		= 1 + kuiT4 + kuiT5;
-  const uint16_t kuiT56		= 1 + kuiT5 + kuiT6;
-  const uint8_t kuiVL0		= kuiT01 >> 1;			// kuiVL0
-  const uint8_t kuiVL1		= kuiT12 >> 1;			// kuiVL1
-  const uint8_t kuiVL2		= kuiT23 >> 1;			// kuiVL2
-  const uint8_t kuiVL3		= kuiT34 >> 1;			// kuiVL3
-  const uint8_t kuiVL4		= kuiT45 >> 1;			// kuiVL4
-  const uint8_t kuiVL5		= (kuiT01 + kuiT12) >> 2;	// kuiVL5
-  const uint8_t kuiVL6		= (kuiT12 + kuiT23) >> 2;	// kuiVL6
-  const uint8_t kuiVL7		= (kuiT23 + kuiT34) >> 2;	// kuiVL7
-  const uint8_t kuiVL8		= (kuiT34 + kuiT45) >> 2;	// kuiVL8
-  const uint8_t kuiVL9		= (kuiT45 + kuiT56) >> 2;	// kuiVL9
-  const uint8_t kuiList[10]	= { kuiVL0, kuiVL1, kuiVL2, kuiVL3, kuiVL4, kuiVL5, kuiVL6, kuiVL7, kuiVL8, kuiVL9 };
+  const uint8_t kuiT0           = * (ptopleft + 1);
+  const uint8_t kuiT1           = * (ptopleft + 2);
+  const uint8_t kuiT2           = * (ptopleft + 3);
+  const uint8_t kuiT3           = * (ptopleft + 4);
+  const uint8_t kuiT4           = * (ptopleft + 5);
+  const uint8_t kuiT5           = * (ptopleft + 6);
+  const uint8_t kuiT6           = * (ptopleft + 7);
+  const uint16_t kuiT01         = 1 + kuiT0 + kuiT1;
+  const uint16_t kuiT12         = 1 + kuiT1 + kuiT2;
+  const uint16_t kuiT23         = 1 + kuiT2 + kuiT3;
+  const uint16_t kuiT34         = 1 + kuiT3 + kuiT4;
+  const uint16_t kuiT45         = 1 + kuiT4 + kuiT5;
+  const uint16_t kuiT56         = 1 + kuiT5 + kuiT6;
+  const uint8_t kuiVL0          = kuiT01 >> 1;                  // kuiVL0
+  const uint8_t kuiVL1          = kuiT12 >> 1;                  // kuiVL1
+  const uint8_t kuiVL2          = kuiT23 >> 1;                  // kuiVL2
+  const uint8_t kuiVL3          = kuiT34 >> 1;                  // kuiVL3
+  const uint8_t kuiVL4          = kuiT45 >> 1;                  // kuiVL4
+  const uint8_t kuiVL5          = (kuiT01 + kuiT12) >> 2;       // kuiVL5
+  const uint8_t kuiVL6          = (kuiT12 + kuiT23) >> 2;       // kuiVL6
+  const uint8_t kuiVL7          = (kuiT23 + kuiT34) >> 2;       // kuiVL7
+  const uint8_t kuiVL8          = (kuiT34 + kuiT45) >> 2;       // kuiVL8
+  const uint8_t kuiVL9          = (kuiT45 + kuiT56) >> 2;       // kuiVL9
+  const uint8_t kuiList[10]     = { kuiVL0, kuiVL1, kuiVL2, kuiVL3, kuiVL4, kuiVL5, kuiVL6, kuiVL7, kuiVL8, kuiVL9 };
 
   ST32A4 (pPred,             LD32 (kuiList));
   ST32A4 (pPred + kiStride,  LD32 (kuiList + 5));
@@ -256,27 +255,27 @@
 
 /*vertical pLeft*/
 void WelsI4x4LumaPredVLTop_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	    = kiStride << 1;
-  const int32_t kiStride3	    = kiStride + kiStride2;
-  uint8_t* ptopleft		    = &pPred[- (kiStride + 1)];
+  const int32_t kiStride2       = kiStride << 1;
+  const int32_t kiStride3       = kiStride + kiStride2;
+  uint8_t* ptopleft             = &pPred[- (kiStride + 1)];
   /*get pTop*/
-  const uint8_t kuiT0		    = * (ptopleft + 1);
-  const uint8_t kuiT1		    = * (ptopleft + 2);
-  const uint8_t kuiT2		    = * (ptopleft + 3);
-  const uint8_t kuiT3		    = * (ptopleft + 4);
-  const uint16_t kuiT01		= 1 + kuiT0 + kuiT1;
-  const uint16_t kuiT12		= 1 + kuiT1 + kuiT2;
-  const uint16_t kuiT23		= 1 + kuiT2 + kuiT3;
-  const uint16_t kuiT33		= 1 + (kuiT3 << 1);
-  const uint8_t kuiVL0		= kuiT01 >> 1;
-  const uint8_t kuiVL1		= kuiT12 >> 1;
-  const uint8_t kuiVL2		= kuiT23 >> 1;
-  const uint8_t kuiVL3		= kuiT33 >> 1;
-  const uint8_t kuiVL4		= (kuiT01 + kuiT12) >> 2;
-  const uint8_t kuiVL5		= (kuiT12 + kuiT23) >> 2;
-  const uint8_t kuiVL6		= (kuiT23 + kuiT33) >> 2;
-  const uint8_t kuiVL7		= kuiVL3;
-  const uint8_t kuiList[10]	= { kuiVL0, kuiVL1, kuiVL2, kuiVL3, kuiVL3, kuiVL4, kuiVL5, kuiVL6, kuiVL7, kuiVL7 };
+  const uint8_t kuiT0           = * (ptopleft + 1);
+  const uint8_t kuiT1           = * (ptopleft + 2);
+  const uint8_t kuiT2           = * (ptopleft + 3);
+  const uint8_t kuiT3           = * (ptopleft + 4);
+  const uint16_t kuiT01         = 1 + kuiT0 + kuiT1;
+  const uint16_t kuiT12         = 1 + kuiT1 + kuiT2;
+  const uint16_t kuiT23         = 1 + kuiT2 + kuiT3;
+  const uint16_t kuiT33         = 1 + (kuiT3 << 1);
+  const uint8_t kuiVL0          = kuiT01 >> 1;
+  const uint8_t kuiVL1          = kuiT12 >> 1;
+  const uint8_t kuiVL2          = kuiT23 >> 1;
+  const uint8_t kuiVL3          = kuiT33 >> 1;
+  const uint8_t kuiVL4          = (kuiT01 + kuiT12) >> 2;
+  const uint8_t kuiVL5          = (kuiT12 + kuiT23) >> 2;
+  const uint8_t kuiVL6          = (kuiT23 + kuiT33) >> 2;
+  const uint8_t kuiVL7          = kuiVL3;
+  const uint8_t kuiList[10]     = { kuiVL0, kuiVL1, kuiVL2, kuiVL3, kuiVL3, kuiVL4, kuiVL5, kuiVL6, kuiVL7, kuiVL7 };
 
   ST32A4 (pPred            , LD32 (kuiList));
   ST32A4 (pPred + kiStride , LD32 (kuiList + 5));
@@ -287,28 +286,28 @@
 
 /*vertical right*/
 void WelsI4x4LumaPredVR_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	    = kiStride << 1;
-  const int32_t kiStride3	    = kiStride + kiStride2;
-  const uint8_t kuiLT		    = pPred[-kiStride - 1];
+  const int32_t kiStride2       = kiStride << 1;
+  const int32_t kiStride3       = kiStride + kiStride2;
+  const uint8_t kuiLT           = pPred[-kiStride - 1];
   /*get pLeft and pTop*/
-  const uint8_t kuiL0		    = pPred[         -1];
-  const uint8_t kuiL1		    = pPred[kiStride - 1];
-  const uint8_t kuiL2		    = pPred[kiStride2 - 1];
-  const uint8_t kuiT0		    = pPred[ -kiStride];
-  const uint8_t kuiT1		    = pPred[1 - kiStride];
-  const uint8_t kuiT2		    = pPred[2 - kiStride];
-  const uint8_t kuiT3		    = pPred[3 - kiStride];
-  const uint8_t kuiVR0		= (1 + kuiLT + kuiT0) >> 1;	// kuiVR0
-  const uint8_t kuiVR1		= (1 + kuiT0 + kuiT1) >> 1;	// kuiVR1
-  const uint8_t kuiVR2		= (1 + kuiT1 + kuiT2) >> 1;	// kuiVR2
-  const uint8_t kuiVR3		= (1 + kuiT2 + kuiT3) >> 1;	// kuiVR3
-  const uint8_t kuiVR4		= (2 + kuiL0 + (kuiLT << 1) + kuiT0) >> 2;	// kuiVR4
-  const uint8_t kuiVR5		= (2 + kuiLT + (kuiT0 << 1) + kuiT1) >> 2;	// kuiVR5
-  const uint8_t kuiVR6		= (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2;	// kuiVR6
-  const uint8_t kuiVR7		= (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2;	// kuiVR7
-  const uint8_t kuiVR8		= (2 + kuiLT + (kuiL0 << 1) + kuiL1) >> 2;	// kuiVR8
-  const uint8_t kuiVR9		= (2 + kuiL0 + (kuiL1 << 1) + kuiL2) >> 2;	// kuiVR9
-  const uint8_t kuiList[10]	= { kuiVR8, kuiVR0, kuiVR1, kuiVR2, kuiVR3, kuiVR9, kuiVR4, kuiVR5, kuiVR6, kuiVR7 };
+  const uint8_t kuiL0           = pPred[          - 1];
+  const uint8_t kuiL1           = pPred[kiStride  - 1];
+  const uint8_t kuiL2           = pPred[kiStride2 - 1];
+  const uint8_t kuiT0           = pPred[ -kiStride];
+  const uint8_t kuiT1           = pPred[1 - kiStride];
+  const uint8_t kuiT2           = pPred[2 - kiStride];
+  const uint8_t kuiT3           = pPred[3 - kiStride];
+  const uint8_t kuiVR0          = (1 + kuiLT + kuiT0) >> 1;     // kuiVR0
+  const uint8_t kuiVR1          = (1 + kuiT0 + kuiT1) >> 1;     // kuiVR1
+  const uint8_t kuiVR2          = (1 + kuiT1 + kuiT2) >> 1;     // kuiVR2
+  const uint8_t kuiVR3          = (1 + kuiT2 + kuiT3) >> 1;     // kuiVR3
+  const uint8_t kuiVR4          = (2 + kuiL0 + (kuiLT << 1) + kuiT0) >> 2;      // kuiVR4
+  const uint8_t kuiVR5          = (2 + kuiLT + (kuiT0 << 1) + kuiT1) >> 2;      // kuiVR5
+  const uint8_t kuiVR6          = (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2;      // kuiVR6
+  const uint8_t kuiVR7          = (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2;      // kuiVR7
+  const uint8_t kuiVR8          = (2 + kuiLT + (kuiL0 << 1) + kuiL1) >> 2;      // kuiVR8
+  const uint8_t kuiVR9          = (2 + kuiL0 + (kuiL1 << 1) + kuiL2) >> 2;      // kuiVR9
+  const uint8_t kuiList[10]     = { kuiVR8, kuiVR0, kuiVR1, kuiVR2, kuiVR3, kuiVR9, kuiVR4, kuiVR5, kuiVR6, kuiVR7 };
 
   ST32A4 (pPred            , LD32 (kuiList + 1));
   ST32A4 (pPred + kiStride , LD32 (kuiList + 6));
@@ -318,23 +317,23 @@
 
 /*horizontal up*/
 void WelsI4x4LumaPredHU_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	    = kiStride << 1;
-  const int32_t kiStride3	    = kiStride + kiStride2;
+  const int32_t kiStride2       = kiStride << 1;
+  const int32_t kiStride3       = kiStride + kiStride2;
   /*get pLeft*/
-  const uint8_t kuiL0		    = pPred[         -1];
-  const uint8_t kuiL1		    = pPred[kiStride - 1];
-  const uint8_t kuiL2		    = pPred[kiStride2 - 1];
-  const uint8_t kuiL3		    = pPred[kiStride3 - 1];
-  const uint16_t kuiL01		= 1 + kuiL0 + kuiL1;
-  const uint16_t kuiL12		= 1 + kuiL1 + kuiL2;
-  const uint16_t kuiL23		= 1 + kuiL2 + kuiL3;
-  const uint8_t kuiHU0		= kuiL01 >> 1;
-  const uint8_t kuiHU1		= (kuiL01 + kuiL12) >> 2;
-  const uint8_t kuiHU2		= kuiL12 >> 1;
-  const uint8_t kuiHU3		= (kuiL12 + kuiL23) >> 2;
-  const uint8_t kuiHU4		= kuiL23 >> 1;
-  const uint8_t kuiHU5		= (1 + kuiL23 + (kuiL3 << 1)) >> 2;
-  const uint8_t kuiList[10]	= { kuiHU0, kuiHU1, kuiHU2, kuiHU3, kuiHU4, kuiHU5, kuiL3, kuiL3, kuiL3, kuiL3 };
+  const uint8_t kuiL0           = pPred[          - 1];
+  const uint8_t kuiL1           = pPred[kiStride  - 1];
+  const uint8_t kuiL2           = pPred[kiStride2 - 1];
+  const uint8_t kuiL3           = pPred[kiStride3 - 1];
+  const uint16_t kuiL01         = 1 + kuiL0 + kuiL1;
+  const uint16_t kuiL12         = 1 + kuiL1 + kuiL2;
+  const uint16_t kuiL23         = 1 + kuiL2 + kuiL3;
+  const uint8_t kuiHU0          = kuiL01 >> 1;
+  const uint8_t kuiHU1          = (kuiL01 + kuiL12) >> 2;
+  const uint8_t kuiHU2          = kuiL12 >> 1;
+  const uint8_t kuiHU3          = (kuiL12 + kuiL23) >> 2;
+  const uint8_t kuiHU4          = kuiL23 >> 1;
+  const uint8_t kuiHU5          = (1 + kuiL23 + (kuiL3 << 1)) >> 2;
+  const uint8_t kuiList[10]     = { kuiHU0, kuiHU1, kuiHU2, kuiHU3, kuiHU4, kuiHU5, kuiL3, kuiL3, kuiL3, kuiL3 };
 
   ST32A4 (pPred            , LD32 (kuiList));
   ST32A4 (pPred + kiStride , LD32 (kuiList + 2));
@@ -344,35 +343,35 @@
 
 /*horizontal down*/
 void WelsI4x4LumaPredHD_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2 	= kiStride << 1;
-  const int32_t kiStride3	    = kiStride + kiStride2;
-  const uint8_t kuiLT		    = pPred[- (kiStride + 1)];
+  const int32_t kiStride2       = kiStride << 1;
+  const int32_t kiStride3       = kiStride + kiStride2;
+  const uint8_t kuiLT           = pPred[- (kiStride + 1)];
   /*get pLeft and pTop*/
-  const uint8_t kuiL0		    = pPred[-1          ];
-  const uint8_t kuiL1		    = pPred[-1 + kiStride ];
-  const uint8_t kuiL2		    = pPred[-1 + kiStride2];
-  const uint8_t kuiL3		    = pPred[-1 + kiStride3];
-  const uint8_t kuiT0		    = pPred[-kiStride   ];
-  const uint8_t kuiT1		    = pPred[-kiStride + 1 ];
-  const uint8_t kuiT2		    = pPred[-kiStride + 2 ];
-  const uint16_t kuiTL0		= 1 + kuiLT + kuiL0;
-  const uint16_t kuiLT0		= 1 + kuiLT + kuiT0;
-  const uint16_t kuiT01		= 1 + kuiT0 + kuiT1;
-  const uint16_t kuiT12		= 1 + kuiT1 + kuiT2;
-  const uint16_t kuiL01		= 1 + kuiL0 + kuiL1;
-  const uint16_t kuiL12		= 1 + kuiL1 + kuiL2;
-  const uint16_t kuiL23		= 1 + kuiL2 + kuiL3;
-  const uint8_t kuiHD0		= kuiTL0 >> 1;
-  const uint8_t kuiHD1		= (kuiTL0 + kuiLT0) >> 2;
-  const uint8_t kuiHD2		= (kuiLT0 + kuiT01) >> 2;
-  const uint8_t kuiHD3		= (kuiT01 + kuiT12) >> 2;
-  const uint8_t kuiHD4		= kuiL01 >> 1;
-  const uint8_t kuiHD5		= (kuiTL0 + kuiL01) >> 2;
-  const uint8_t kuiHD6		= kuiL12 >> 1;
-  const uint8_t kuiHD7		= (kuiL01 + kuiL12) >> 2;
-  const uint8_t kuiHD8		= kuiL23 >> 1;
-  const uint8_t kuiHD9	    = (kuiL12 + kuiL23) >> 2;
-  const uint8_t kuiList[10]	= { kuiHD8, kuiHD9, kuiHD6, kuiHD7, kuiHD4, kuiHD5, kuiHD0, kuiHD1, kuiHD2, kuiHD3 };
+  const uint8_t kuiL0           = pPred[-1            ];
+  const uint8_t kuiL1           = pPred[-1 + kiStride ];
+  const uint8_t kuiL2           = pPred[-1 + kiStride2];
+  const uint8_t kuiL3           = pPred[-1 + kiStride3];
+  const uint8_t kuiT0           = pPred[-kiStride     ];
+  const uint8_t kuiT1           = pPred[-kiStride + 1 ];
+  const uint8_t kuiT2           = pPred[-kiStride + 2 ];
+  const uint16_t kuiTL0         = 1 + kuiLT + kuiL0;
+  const uint16_t kuiLT0         = 1 + kuiLT + kuiT0;
+  const uint16_t kuiT01         = 1 + kuiT0 + kuiT1;
+  const uint16_t kuiT12         = 1 + kuiT1 + kuiT2;
+  const uint16_t kuiL01         = 1 + kuiL0 + kuiL1;
+  const uint16_t kuiL12         = 1 + kuiL1 + kuiL2;
+  const uint16_t kuiL23         = 1 + kuiL2 + kuiL3;
+  const uint8_t kuiHD0          = kuiTL0 >> 1;
+  const uint8_t kuiHD1          = (kuiTL0 + kuiLT0) >> 2;
+  const uint8_t kuiHD2          = (kuiLT0 + kuiT01) >> 2;
+  const uint8_t kuiHD3          = (kuiT01 + kuiT12) >> 2;
+  const uint8_t kuiHD4          = kuiL01 >> 1;
+  const uint8_t kuiHD5          = (kuiTL0 + kuiL01) >> 2;
+  const uint8_t kuiHD6          = kuiL12 >> 1;
+  const uint8_t kuiHD7          = (kuiL01 + kuiL12) >> 2;
+  const uint8_t kuiHD8          = kuiL23 >> 1;
+  const uint8_t kuiHD9          = (kuiL12 + kuiL23) >> 2;
+  const uint8_t kuiList[10]     = { kuiHD8, kuiHD9, kuiHD6, kuiHD7, kuiHD4, kuiHD5, kuiHD0, kuiHD1, kuiHD2, kuiHD3 };
 
   ST32A4 (pPred            , LD32 (kuiList + 6));
   ST32A4 (pPred + kiStride , LD32 (kuiList + 4));
@@ -882,8 +881,8 @@
 
 
 void WelsIChromaPredV_c (uint8_t* pPred, const int32_t kiStride) {
-  const uint64_t kuiVal64	= LD64A8 (&pPred[-kiStride]);
-  const int32_t kiStride2	= kiStride  << 1;
+  const uint64_t kuiVal64 = LD64A8 (&pPred[-kiStride]);
+  const int32_t kiStride2 = kiStride  << 1;
   const int32_t kiStride4 = kiStride2 << 1;
 
   ST64A8 (pPred                        , kuiVal64);
@@ -901,8 +900,8 @@
   uint8_t i = 7;
 
   do {
-    const uint8_t kuiVal8	= pPred[iTmp - 1];
-    const uint64_t kuiVal64	= 0x0101010101010101ULL * kuiVal8;
+    const uint8_t kuiVal8   = pPred[iTmp - 1];
+    const uint64_t kuiVal64 = 0x0101010101010101ULL * kuiVal8;
 
     ST64A8 (pPred + iTmp, kuiVal64);
 
@@ -938,25 +937,25 @@
 
 
 void WelsIChromaPredDc_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiL1		= kiStride - 1;
-  const int32_t kiL2		= kiL1 + kiStride;
-  const int32_t kiL3		= kiL2 + kiStride;
-  const int32_t kiL4		= kiL3 + kiStride;
-  const int32_t kiL5		= kiL4 + kiStride;
-  const int32_t kiL6		= kiL5 + kiStride;
-  const int32_t kiL7		= kiL6 + kiStride;
+  const int32_t kiL1            = kiStride - 1;
+  const int32_t kiL2            = kiL1 + kiStride;
+  const int32_t kiL3            = kiL2 + kiStride;
+  const int32_t kiL4            = kiL3 + kiStride;
+  const int32_t kiL5            = kiL4 + kiStride;
+  const int32_t kiL6            = kiL5 + kiStride;
+  const int32_t kiL7            = kiL6 + kiStride;
   /*caculate the kMean value*/
-  const uint8_t kuiM1		= (pPred[-kiStride] + pPred[1 - kiStride] + pPred[2 - kiStride] + pPred[3 - kiStride] +
-                           pPred[-1] + pPred[kiL1] + pPred[kiL2] + pPred[kiL3] + 4) >> 3 ;
-  const uint32_t kuiSum2	= pPred[4 - kiStride] + pPred[5 - kiStride] + pPred[6 - kiStride] + pPred[7 - kiStride];
-  const uint32_t kuiSum3	= pPred[kiL4] + pPred[kiL5] + pPred[kiL6] + pPred[kiL7];
-  const uint8_t kuiM2		= (kuiSum2 + 2) >> 2;
-  const uint8_t kuiM3		= (kuiSum3 + 2) >> 2;
-  const uint8_t kuiM4		= (kuiSum2 + kuiSum3 + 4) >> 3;
-  const uint8_t kuiMUP[8]	= {kuiM1, kuiM1, kuiM1, kuiM1, kuiM2, kuiM2, kuiM2, kuiM2};
-  const uint8_t kuiMDown[8]	= {kuiM3, kuiM3, kuiM3, kuiM3, kuiM4, kuiM4, kuiM4, kuiM4};
-  const uint64_t kuiUP64		= LD64 (kuiMUP);
-  const uint64_t kuiDN64		= LD64 (kuiMDown);
+  const uint8_t kuiM1           = (pPred[-kiStride] + pPred[1 - kiStride] + pPred[2 - kiStride] + pPred[3 - kiStride] +
+                                   pPred[-1] + pPred[kiL1] + pPred[kiL2] + pPred[kiL3] + 4) >> 3 ;
+  const uint32_t kuiSum2        = pPred[4 - kiStride] + pPred[5 - kiStride] + pPred[6 - kiStride] + pPred[7 - kiStride];
+  const uint32_t kuiSum3        = pPred[kiL4] + pPred[kiL5] + pPred[kiL6] + pPred[kiL7];
+  const uint8_t kuiM2           = (kuiSum2 + 2) >> 2;
+  const uint8_t kuiM3           = (kuiSum3 + 2) >> 2;
+  const uint8_t kuiM4           = (kuiSum2 + kuiSum3 + 4) >> 3;
+  const uint8_t kuiMUP[8]       = {kuiM1, kuiM1, kuiM1, kuiM1, kuiM2, kuiM2, kuiM2, kuiM2};
+  const uint8_t kuiMDown[8]     = {kuiM3, kuiM3, kuiM3, kuiM3, kuiM4, kuiM4, kuiM4, kuiM4};
+  const uint64_t kuiUP64        = LD64 (kuiMUP);
+  const uint64_t kuiDN64        = LD64 (kuiMDown);
 
   ST64A8 (pPred       , kuiUP64);
   ST64A8 (pPred + kiL1 + 1, kuiUP64);
@@ -969,13 +968,13 @@
 }
 
 void WelsIChromaPredDcLeft_c (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiL1	=   -1 + kiStride;
-  const int32_t kiL2	= kiL1 + kiStride;
-  const int32_t kiL3	= kiL2 + kiStride;
-  const int32_t kiL4	= kiL3 + kiStride;
-  const int32_t kiL5	= kiL4 + kiStride;
-  const int32_t kiL6	= kiL5 + kiStride;
-  const int32_t kiL7	= kiL6 + kiStride;
+  const int32_t kiL1    =   -1 + kiStride;
+  const int32_t kiL2    = kiL1 + kiStride;
+  const int32_t kiL3    = kiL2 + kiStride;
+  const int32_t kiL4    = kiL3 + kiStride;
+  const int32_t kiL5    = kiL4 + kiStride;
+  const int32_t kiL6    = kiL5 + kiStride;
+  const int32_t kiL7    = kiL6 + kiStride;
   /*caculate the kMean value*/
   const uint8_t kuiMUP   = (pPred[-1] + pPred[kiL1] + pPred[kiL2] + pPred[kiL3] + 2) >> 2 ;
   const uint8_t kuiMDown = (pPred[kiL4] + pPred[kiL5] + pPred[kiL6] + pPred[kiL7] + 2) >> 2;
@@ -993,12 +992,11 @@
 }
 
 void WelsIChromaPredDcTop_c (uint8_t* pPred, const int32_t kiStride) {
-  int32_t iTmp			= (kiStride << 3) - kiStride;
+  int32_t iTmp          = (kiStride << 3) - kiStride;
   /*caculate the kMean value*/
-  const uint8_t kuiM1	    = (pPred[-kiStride] + pPred[1 - kiStride] + pPred[2 - kiStride] + pPred[3 - kiStride] + 2) >> 2;
-  const uint8_t kuiM2	    = (pPred[4 - kiStride] + pPred[5 - kiStride] + pPred[6 - kiStride] + pPred[7 - kiStride] + 2) >>
-                            2;
-  const uint8_t kuiM[8]	= {kuiM1, kuiM1, kuiM1, kuiM1, kuiM2, kuiM2, kuiM2, kuiM2};
+  const uint8_t kuiM1   = (pPred[-kiStride] + pPred[1 - kiStride] + pPred[2 - kiStride] + pPred[3 - kiStride] + 2) >> 2;
+  const uint8_t kuiM2   = (pPred[4 - kiStride] + pPred[5 - kiStride] + pPred[6 - kiStride] + pPred[7 - kiStride] + 2) >> 2;
+  const uint8_t kuiM[8] = {kuiM1, kuiM1, kuiM1, kuiM1, kuiM2, kuiM2, kuiM2, kuiM2};
 
   uint8_t i = 7;
 
@@ -1022,13 +1020,13 @@
 }
 
 void WelsI16x16LumaPredV_c (uint8_t* pPred, const int32_t kiStride) {
-  int32_t iTmp			= (kiStride << 4) - kiStride;
-  const uint64_t kuiTop1	= LD64A8 (pPred - kiStride);
+  int32_t iTmp            = (kiStride << 4) - kiStride;
+  const uint64_t kuiTop1  = LD64A8 (pPred - kiStride);
   const uint64_t kuiTop2  = LD64A8 (pPred - kiStride + 8);
   uint8_t i = 15;
 
   do {
-    ST64A8 (pPred + iTmp  , kuiTop1);
+    ST64A8 (pPred + iTmp    , kuiTop1);
     ST64A8 (pPred + iTmp + 8, kuiTop2);
 
     iTmp -= kiStride;
@@ -1040,10 +1038,10 @@
   uint8_t i = 15;
 
   do {
-    const uint8_t kuiVal8	= pPred[iTmp - 1];
-    const uint64_t kuiVal64	= 0x0101010101010101ULL * kuiVal8;
+    const uint8_t kuiVal8   = pPred[iTmp - 1];
+    const uint64_t kuiVal64 = 0x0101010101010101ULL * kuiVal8;
 
-    ST64A8 (pPred + iTmp  , kuiVal64);
+    ST64A8 (pPred + iTmp    , kuiVal64);
     ST64A8 (pPred + iTmp + 8, kuiVal64);
 
     iTmp -= kiStride;
@@ -1128,8 +1126,8 @@
     iSum += pPred[-1 + iTmp];
     iTmp -= kiStride;
   } while (i-- > 0);
-  uiMean	= (8 + iSum) >> 4;
-  uiMean64	= 0x0101010101010101ULL * uiMean;
+  uiMean   = (8 + iSum) >> 4;
+  uiMean64 = 0x0101010101010101ULL * uiMean;
 
   iTmp = (kiStride << 4) - kiStride;
   i = 15;
--- a/codec/decoder/core/src/memmgr_nal_unit.cpp
+++ b/codec/decoder/core/src/memmgr_nal_unit.cpp
@@ -72,12 +72,12 @@
     ++ uiIdx;
   } while (uiIdx < kuiSize);
 
-  (*ppAu)->uiCountUnitsNum	= kuiSize;
-  (*ppAu)->uiAvailUnitsNum	= 0;
-  (*ppAu)->uiActualUnitsNum	= 0;
+  (*ppAu)->uiCountUnitsNum      = kuiSize;
+  (*ppAu)->uiAvailUnitsNum      = 0;
+  (*ppAu)->uiActualUnitsNum     = 0;
   (*ppAu)->uiStartPos           = 0;
-  (*ppAu)->uiEndPos		= 0;
-  (*ppAu)->bCompletedAuFlag	= false;
+  (*ppAu)->uiEndPos             = 0;
+  (*ppAu)->bCompletedAuFlag     = false;
 
   return 0;
 }
@@ -109,11 +109,11 @@
       ++ iIdx;
     } while (iIdx < kiOrgSize);
 
-    pTmp->uiCountUnitsNum	= kiExpSize;
-    pTmp->uiAvailUnitsNum	= (*ppAu)->uiAvailUnitsNum;
-    pTmp->uiActualUnitsNum	= (*ppAu)->uiActualUnitsNum;
-    pTmp->uiEndPos		    = (*ppAu)->uiEndPos;
-    pTmp->bCompletedAuFlag	= (*ppAu)->bCompletedAuFlag;
+    pTmp->uiCountUnitsNum       = kiExpSize;
+    pTmp->uiAvailUnitsNum       = (*ppAu)->uiAvailUnitsNum;
+    pTmp->uiActualUnitsNum      = (*ppAu)->uiActualUnitsNum;
+    pTmp->uiEndPos              = (*ppAu)->uiEndPos;
+    pTmp->bCompletedAuFlag      = (*ppAu)->bCompletedAuFlag;
 
     MemFreeNalList (ppAu);	// free old list
     *ppAu = pTmp;
--- a/codec/decoder/core/src/mv_pred.cpp
+++ b/codec/decoder/core/src/mv_pred.cpp
@@ -196,15 +196,15 @@
 //basic iMVs prediction unit for iMVs partition width (4, 2, 1)
 void PredMv (int16_t iMotionVector[LIST_A][30][MV_A], int8_t iRefIndex[LIST_A][30],
              int32_t iPartIdx, int32_t iPartWidth, int8_t iRef, int16_t iMVP[2]) {
-  const uint8_t kuiLeftIdx	= g_kuiCache30ScanIdx[iPartIdx] - 1;
-  const uint8_t kuiTopIdx		= g_kuiCache30ScanIdx[iPartIdx] - 6;
-  const uint8_t kuiRightTopIdx = kuiTopIdx + iPartWidth;
-  const uint8_t kuiLeftTopIdx	= kuiTopIdx - 1;
+  const uint8_t kuiLeftIdx      = g_kuiCache30ScanIdx[iPartIdx] - 1;
+  const uint8_t kuiTopIdx       = g_kuiCache30ScanIdx[iPartIdx] - 6;
+  const uint8_t kuiRightTopIdx  = kuiTopIdx + iPartWidth;
+  const uint8_t kuiLeftTopIdx   = kuiTopIdx - 1;
 
   const int8_t kiLeftRef      = iRefIndex[0][kuiLeftIdx];
   const int8_t kiTopRef       = iRefIndex[0][ kuiTopIdx];
-  const int8_t kiRightTopRef = iRefIndex[0][kuiRightTopIdx];
-  const int8_t kiLeftTopRef  = iRefIndex[0][ kuiLeftTopIdx];
+  const int8_t kiRightTopRef  = iRefIndex[0][kuiRightTopIdx];
+  const int8_t kiLeftTopRef   = iRefIndex[0][ kuiLeftTopIdx];
   int8_t iDiagonalRef  = kiRightTopRef;
 
   int8_t iMatchRef = 0;
@@ -286,8 +286,8 @@
 //update iMVs and iRefIndex cache for current MB, only for P_16*16 (SKIP inclusive)
 /* can be further optimized */
 void UpdateP16x16MotionInfo (PDqLayer pCurDqLayer, int8_t iRef, int16_t iMVs[2]) {
-  const int16_t kiRef2		= (iRef << 8) | iRef;
-  const int32_t kiMV32		= LD32 (iMVs);
+  const int16_t kiRef2 = (iRef << 8) | iRef;
+  const int32_t kiMV32 = LD32 (iMVs);
   int32_t i;
   int32_t iMbXy = pCurDqLayer->iMbXyIndex;
 
--- a/codec/decoder/core/src/parse_mb_syn_cabac.cpp
+++ b/codec/decoder/core/src/parse_mb_syn_cabac.cpp
@@ -374,8 +374,8 @@
 
 int32_t ParseInterMotionInfoCabac (PWelsDecoderContext pCtx, PWelsNeighAvail pNeighAvail, uint8_t* pNonZeroCount,
                                    int16_t pMotionVector[LIST_A][30][MV_A], int16_t pMvdCache[LIST_A][30][MV_A], int8_t pRefIndex[LIST_A][30]) {
-  PSlice pSlice				= &pCtx->pCurDqLayer->sLayerInfo.sSliceInLayer;
-  PSliceHeader pSliceHeader	= &pSlice->sSliceHeaderExt.sSliceHeader;
+  PSlice pSlice                 = &pCtx->pCurDqLayer->sLayerInfo.sSliceInLayer;
+  PSliceHeader pSliceHeader     = &pSlice->sSliceHeaderExt.sSliceHeader;
   PDqLayer pCurDqLayer = pCtx->pCurDqLayer;
   PPicture* ppRefPic = pCtx->sRefPic.pRefList[LIST_0];
   int32_t pRefCount[2];
--- a/codec/decoder/core/src/parse_mb_syn_cavlc.cpp
+++ b/codec/decoder/core/src/parse_mb_syn_cavlc.cpp
@@ -990,8 +990,8 @@
 
 int32_t ParseInterInfo (PWelsDecoderContext pCtx, int16_t iMvArray[LIST_A][30][MV_A], int8_t iRefIdxArray[LIST_A][30],
                         PBitStringAux pBs) {
-  PSlice pSlice				= &pCtx->pCurDqLayer->sLayerInfo.sSliceInLayer;
-  PSliceHeader pSliceHeader	= &pSlice->sSliceHeaderExt.sSliceHeader;
+  PSlice pSlice                 = &pCtx->pCurDqLayer->sLayerInfo.sSliceInLayer;
+  PSliceHeader pSliceHeader     = &pSlice->sSliceHeaderExt.sSliceHeader;
   PPicture* ppRefPic = pCtx->sRefPic.pRefList[LIST_0];
   int32_t iRefCount[2];
   PDqLayer pCurDqLayer = pCtx->pCurDqLayer;
--- a/codec/decoder/core/src/pic_queue.cpp
+++ b/codec/decoder/core/src/pic_queue.cpp
@@ -64,10 +64,10 @@
   int32_t iPicWidth = 0;
   int32_t iPicHeight = 0;
 
-  int32_t iPicChromaWidth	= 0;
-  int32_t iPicChromaHeight	= 0;
-  int32_t iLumaSize			= 0;
-  int32_t iChromaSize			= 0;
+  int32_t iPicChromaWidth   = 0;
+  int32_t iPicChromaHeight  = 0;
+  int32_t iLumaSize         = 0;
+  int32_t iChromaSize       = 0;
 
   pPic	= (PPicture) WelsMallocz (sizeof (SPicture), "PPicture");
   WELS_VERIFY_RETURN_IF (NULL, NULL == pPic);
@@ -76,11 +76,11 @@
 
   iPicWidth = WELS_ALIGN (kiPicWidth + (PADDING_LENGTH << 1), PICTURE_RESOLUTION_ALIGNMENT);
   iPicHeight = WELS_ALIGN (kiPicHeight + (PADDING_LENGTH << 1), PICTURE_RESOLUTION_ALIGNMENT);
-  iPicChromaWidth	= iPicWidth >> 1;
-  iPicChromaHeight	= iPicHeight >> 1;
+  iPicChromaWidth   = iPicWidth >> 1;
+  iPicChromaHeight  = iPicHeight >> 1;
 
-  iLumaSize	= iPicWidth * iPicHeight;
-  iChromaSize	= iPicChromaWidth * iPicChromaHeight;
+  iLumaSize     = iPicWidth * iPicHeight;
+  iChromaSize   = iPicChromaWidth * iPicChromaHeight;
 
   if (pCtx->bParseOnly) {
     pPic->pBuffer[0] = pPic->pBuffer[1] = pPic->pBuffer[2] = NULL;
@@ -95,16 +95,16 @@
     memset (pPic->pBuffer[0], 128, (iLumaSize + (iChromaSize << 1)));
     pPic->iLinesize[0] = iPicWidth;
     pPic->iLinesize[1] = pPic->iLinesize[2] = iPicChromaWidth;
-    pPic->pBuffer[1]	= pPic->pBuffer[0] + iLumaSize;
-    pPic->pBuffer[2]	= pPic->pBuffer[1] + iChromaSize;
-    pPic->pData[0]	= pPic->pBuffer[0] + (1 + pPic->iLinesize[0]) * PADDING_LENGTH;
-    pPic->pData[1]	= pPic->pBuffer[1] + /*WELS_ALIGN*/ (((1 + pPic->iLinesize[1]) * PADDING_LENGTH) >> 1);
-    pPic->pData[2]	= pPic->pBuffer[2] + /*WELS_ALIGN*/ (((1 + pPic->iLinesize[2]) * PADDING_LENGTH) >> 1);
+    pPic->pBuffer[1]   = pPic->pBuffer[0] + iLumaSize;
+    pPic->pBuffer[2]   = pPic->pBuffer[1] + iChromaSize;
+    pPic->pData[0]     = pPic->pBuffer[0] + (1 + pPic->iLinesize[0]) * PADDING_LENGTH;
+    pPic->pData[1]     = pPic->pBuffer[1] + /*WELS_ALIGN*/ (((1 + pPic->iLinesize[1]) * PADDING_LENGTH) >> 1);
+    pPic->pData[2]     = pPic->pBuffer[2] + /*WELS_ALIGN*/ (((1 + pPic->iLinesize[2]) * PADDING_LENGTH) >> 1);
   }
-  pPic->iPlanes		= 3;	// yv12 in default
-  pPic->iWidthInPixel	= kiPicWidth;
+  pPic->iPlanes        = 3;    // yv12 in default
+  pPic->iWidthInPixel  = kiPicWidth;
   pPic->iHeightInPixel = kiPicHeight;
-  pPic->iFrameNum		= -1;
+  pPic->iFrameNum      = -1;
   pPic->bAvailableFlag = true;
 
   return pPic;
--- a/codec/encoder/core/inc/param_svc.h
+++ b/codec/encoder/core/inc/param_svc.h
@@ -63,9 +63,9 @@
 * \return   2 based scaling factor
 */
 static inline uint32_t GetLogFactor (float base, float upper) {
-  const double dLog2factor	= log10 (1.0 * upper / base) / log10 (2.0);
-  const double dEpsilon		= 0.0001;
-  const double dRound		= floor (dLog2factor + 0.5);
+  const double dLog2factor      = log10 (1.0 * upper / base) / log10 (2.0);
+  const double dEpsilon         = 0.0001;
+  const double dRound           = floor (dLog2factor + 0.5);
 
   if (dLog2factor < dRound + dEpsilon && dRound < dLog2factor + dEpsilon) {
     return (uint32_t) (dRound);
@@ -125,46 +125,46 @@
 
   static void FillDefault (SEncParamExt& param) {
     memset (&param, 0, sizeof (param));
-    param.uiIntraPeriod		= 0;			// intra period (multiple of GOP size as desired)
-    param.iNumRefFrame		= AUTO_REF_PIC_COUNT;// number of reference frame used
+    param.uiIntraPeriod         = 0;                    // intra period (multiple of GOP size as desired)
+    param.iNumRefFrame          = AUTO_REF_PIC_COUNT;// number of reference frame used
 
-    param.iPicWidth	= 0;    //   actual input picture width
-    param.iPicHeight	= 0;	//   actual input picture height
+    param.iPicWidth             = 0;    //   actual input picture width
+    param.iPicHeight            = 0;    //   actual input picture height
 
-    param.fMaxFrameRate		= MAX_FRAME_RATE;	// maximal frame rate [Hz / fps]
+    param.fMaxFrameRate         = MAX_FRAME_RATE;       // maximal frame rate [Hz / fps]
 
-    param.iComplexityMode = MEDIUM_COMPLEXITY;
-    param.iTargetBitrate			= UNSPECIFIED_BIT_RATE;	// overall target bitrate introduced in RC module
-    param.iMaxBitrate         = UNSPECIFIED_BIT_RATE;
-    param.iMultipleThreadIdc		= 1;
+    param.iComplexityMode       = MEDIUM_COMPLEXITY;
+    param.iTargetBitrate        = UNSPECIFIED_BIT_RATE; // overall target bitrate introduced in RC module
+    param.iMaxBitrate           = UNSPECIFIED_BIT_RATE;
+    param.iMultipleThreadIdc    = 1;
 
-    param.iLTRRefNum				= 0;
-    param.iLtrMarkPeriod			= 30;	//the min distance of two int32_t references
+    param.iLTRRefNum            = 0;
+    param.iLtrMarkPeriod        = 30;   //the min distance of two int32_t references
 
-    param.bEnableSSEI					= false;
-    param.bSimulcastAVC       = false;
-    param.bEnableFrameCroppingFlag	= true;	// enable frame cropping flag: true alwayse in application
+    param.bEnableSSEI           = false;
+    param.bSimulcastAVC         = false;
+    param.bEnableFrameCroppingFlag = true; // enable frame cropping flag: true alwayse in application
     // false: Streaming Video Sharing; true: Video Conferencing Meeting;
 
     /* Deblocking loop filter */
-    param.iLoopFilterDisableIdc		= 0;	// 0: on, 1: off, 2: on except for slice boundaries
-    param.iLoopFilterAlphaC0Offset	= 0;	// AlphaOffset: valid range [-6, 6], default 0
-    param.iLoopFilterBetaOffset		= 0;	// BetaOffset:	valid range [-6, 6], default 0
+    param.iLoopFilterDisableIdc         = 0;    // 0: on, 1: off, 2: on except for slice boundaries
+    param.iLoopFilterAlphaC0Offset      = 0;    // AlphaOffset: valid range [-6, 6], default 0
+    param.iLoopFilterBetaOffset         = 0;    // BetaOffset:  valid range [-6, 6], default 0
 
     /* Rate Control */
-    param.iRCMode			= RC_QUALITY_MODE;
-    param.iPaddingFlag	= 0;
-    param.iEntropyCodingModeFlag = 0;
-    param.bEnableDenoise				= false;	// denoise control
-    param.bEnableSceneChangeDetect	= true;		// scene change detection control
-    param.bEnableBackgroundDetection	= true;		// background detection control
-    param.bEnableAdaptiveQuant		= true;		// adaptive quantization control
-    param.bEnableFrameSkip		= true;		// frame skipping
-    param.bEnableLongTermReference	= false;	// long term reference control
-    param.eSpsPpsIdStrategy	= INCREASING_ID;		// pSps pPps id addition control
-    param.bPrefixNalAddingCtrl		= false;		// prefix NAL adding control
-    param.iSpatialLayerNum		= 1;		// number of dependency(Spatial/CGS) layers used to be encoded
-    param.iTemporalLayerNum			= 1;		// number of temporal layer specified
+    param.iRCMode                       = RC_QUALITY_MODE;
+    param.iPaddingFlag                  = 0;
+    param.iEntropyCodingModeFlag        = 0;
+    param.bEnableDenoise                = false;        // denoise control
+    param.bEnableSceneChangeDetect      = true;         // scene change detection control
+    param.bEnableBackgroundDetection    = true;         // background detection control
+    param.bEnableAdaptiveQuant          = true;         // adaptive quantization control
+    param.bEnableFrameSkip              = true;         // frame skipping
+    param.bEnableLongTermReference      = false;        // long term reference control
+    param.eSpsPpsIdStrategy             = INCREASING_ID;// pSps pPps id addition control
+    param.bPrefixNalAddingCtrl          = false;        // prefix NAL adding control
+    param.iSpatialLayerNum              = 1;            // number of dependency(Spatial/CGS) layers used to be encoded
+    param.iTemporalLayerNum             = 1;            // number of temporal layer specified
 
     param.iMaxQp = 51;
     param.iMinQp = 0;
@@ -188,28 +188,28 @@
 
   void FillDefault() {
     FillDefault (*this);
-    uiGopSize			= 1;			// GOP size (at maximal frame rate: 16)
+    uiGopSize = 1;                      // GOP size (at maximal frame rate: 16)
     iMaxNumRefFrame = AUTO_REF_PIC_COUNT;
-    SUsedPicRect.iLeft	=
-      SUsedPicRect.iTop	=
-        SUsedPicRect.iWidth	=
-          SUsedPicRect.iHeight = 0;	// the rect in input picture that encoder actually used
+    SUsedPicRect.iLeft =
+      SUsedPicRect.iTop =
+        SUsedPicRect.iWidth =
+          SUsedPicRect.iHeight = 0;     // the rect in input picture that encoder actually used
 
-    pCurPath			= NULL; // record current lib path such as:/pData/pData/com.wels.enc/lib/
+    pCurPath                    = NULL; // record current lib path such as:/pData/pData/com.wels.enc/lib/
 
-    bDeblockingParallelFlag = false;	// deblocking filter parallelization control flag
+    bDeblockingParallelFlag     = false;// deblocking filter parallelization control flag
 
-    iCountThreadsNum		= 1;	//		# derived from disable_multiple_slice_idc (=0 or >1) means;
+    iCountThreadsNum            = 1;    // # derived from disable_multiple_slice_idc (=0 or >1) means;
 
-    iDecompStages				= 0;	// GOP size dependency, unknown here and be revised later
+    iDecompStages               = 0;    // GOP size dependency, unknown here and be revised later
     iBitsVaryPercentage = 0;
   }
 
   int32_t ParamBaseTranscode (const SEncParamBase& pCodingParam) {
 
-    fMaxFrameRate		= WELS_CLIP3 (pCodingParam.fMaxFrameRate, MIN_FRAME_RATE, MAX_FRAME_RATE);
-    iTargetBitrate	= pCodingParam.iTargetBitrate;
-    iUsageType = pCodingParam.iUsageType;
+    fMaxFrameRate  = WELS_CLIP3 (pCodingParam.fMaxFrameRate, MIN_FRAME_RATE, MAX_FRAME_RATE);
+    iTargetBitrate = pCodingParam.iTargetBitrate;
+    iUsageType  = pCodingParam.iUsageType;
     iPicWidth   = pCodingParam.iPicWidth;
     iPicHeight  = pCodingParam.iPicHeight;
 
@@ -220,34 +220,34 @@
 
     iRCMode = pCodingParam.iRCMode;    // rc mode
 
-    int8_t iIdxSpatial	= 0;
-    EProfileIdc uiProfileIdc		= PRO_BASELINE;
+    int8_t iIdxSpatial = 0;
+    EProfileIdc uiProfileIdc = PRO_BASELINE;
     if (iEntropyCodingModeFlag)
       uiProfileIdc = PRO_MAIN;
-    SSpatialLayerInternal* pDlp		= &sDependencyLayers[0];
+    SSpatialLayerInternal* pDlp = &sDependencyLayers[0];
 
     while (iIdxSpatial < iSpatialLayerNum) {
 
-      sSpatialLayers->uiProfileIdc		= uiProfileIdc;
-      sSpatialLayers->uiLevelIdc		= LEVEL_UNKNOWN;
-      sSpatialLayers[iIdxSpatial].fFrameRate	= WELS_CLIP3 (pCodingParam.fMaxFrameRate,
+      sSpatialLayers->uiProfileIdc              = uiProfileIdc;
+      sSpatialLayers->uiLevelIdc                = LEVEL_UNKNOWN;
+      sSpatialLayers[iIdxSpatial].fFrameRate    = WELS_CLIP3 (pCodingParam.fMaxFrameRate,
           MIN_FRAME_RATE, MAX_FRAME_RATE);
-      pDlp->fInputFrameRate	=
-        pDlp->fOutputFrameRate	= WELS_CLIP3 (sSpatialLayers[iIdxSpatial].fFrameRate, MIN_FRAME_RATE,
+      pDlp->fInputFrameRate =
+        pDlp->fOutputFrameRate = WELS_CLIP3 (sSpatialLayers[iIdxSpatial].fFrameRate, MIN_FRAME_RATE,
                                               MAX_FRAME_RATE);
 #ifdef ENABLE_FRAME_DUMP
-      pDlp->sRecFileName[0]	= '\0';	// file to be constructed
+      pDlp->sRecFileName[0] = '\0'; // file to be constructed
 #endif//ENABLE_FRAME_DUMP
       pDlp->iActualWidth = sSpatialLayers[iIdxSpatial].iVideoWidth = iPicWidth;
       pDlp->iActualHeight = sSpatialLayers[iIdxSpatial].iVideoHeight = iPicHeight;
 
-      sSpatialLayers->iSpatialBitrate	=
-        sSpatialLayers[iIdxSpatial].iSpatialBitrate = pCodingParam.iTargetBitrate;	// target bitrate for current spatial layer
+      sSpatialLayers->iSpatialBitrate =
+        sSpatialLayers[iIdxSpatial].iSpatialBitrate = pCodingParam.iTargetBitrate; // target bitrate for current spatial layer
 
-      sSpatialLayers->iMaxSpatialBitrate	= UNSPECIFIED_BIT_RATE;
+      sSpatialLayers->iMaxSpatialBitrate = UNSPECIFIED_BIT_RATE;
       sSpatialLayers->iDLayerQp = SVC_QUALITY_BASE_QP;
 
-      uiProfileIdc	= (!bSimulcastAVC) ? PRO_SCALABLE_BASELINE : PRO_BASELINE;
+      uiProfileIdc = (!bSimulcastAVC) ? PRO_SCALABLE_BASELINE : PRO_BASELINE;
       ++ pDlp;
       ++ iIdxSpatial;
     }
@@ -280,11 +280,11 @@
     iMultipleThreadIdc = pCodingParam.iMultipleThreadIdc;
 
     /* Deblocking loop filter */
-    iLoopFilterDisableIdc	= pCodingParam.iLoopFilterDisableIdc;	// 0: on, 1: off, 2: on except for slice boundaries,
-    iLoopFilterAlphaC0Offset = pCodingParam.iLoopFilterAlphaC0Offset;	// AlphaOffset: valid range [-6, 6], default 0
-    iLoopFilterBetaOffset = pCodingParam.iLoopFilterBetaOffset;	// BetaOffset:	valid range [-6, 6], default 0
-    iEntropyCodingModeFlag = pCodingParam.iEntropyCodingModeFlag;
-    bEnableFrameCroppingFlag	= pCodingParam.bEnableFrameCroppingFlag;
+    iLoopFilterDisableIdc       = pCodingParam.iLoopFilterDisableIdc;      // 0: on, 1: off, 2: on except for slice boundaries,
+    iLoopFilterAlphaC0Offset    = pCodingParam.iLoopFilterAlphaC0Offset;   // AlphaOffset: valid range [-6, 6], default 0
+    iLoopFilterBetaOffset       = pCodingParam.iLoopFilterBetaOffset;      // BetaOffset:  valid range [-6, 6], default 0
+    iEntropyCodingModeFlag      = pCodingParam.iEntropyCodingModeFlag;
+    bEnableFrameCroppingFlag    = pCodingParam.bEnableFrameCroppingFlag;
 
     /* Rate Control */
     iRCMode = pCodingParam.iRCMode;    // rc mode
@@ -291,7 +291,7 @@
     bSimulcastAVC = pCodingParam.bSimulcastAVC;
     iPaddingFlag = pCodingParam.iPaddingFlag;
 
-    iTargetBitrate		= pCodingParam.iTargetBitrate;	// target bitrate
+    iTargetBitrate      = pCodingParam.iTargetBitrate;  // target bitrate
     iMaxBitrate         = pCodingParam.iMaxBitrate;
     if (iMaxBitrate < iTargetBitrate) {
       iMaxBitrate  = iTargetBitrate;
@@ -302,19 +302,19 @@
     bEnableDenoise = pCodingParam.bEnableDenoise ? true : false;    // Denoise Control  // only support 0 or 1 now
 
     /* Scene change detection control */
-    bEnableSceneChangeDetect	= pCodingParam.bEnableSceneChangeDetect;
+    bEnableSceneChangeDetect   = pCodingParam.bEnableSceneChangeDetect;
 
     /* Background detection Control */
     bEnableBackgroundDetection = pCodingParam.bEnableBackgroundDetection ? true : false;
 
     /* Adaptive quantization control */
-    bEnableAdaptiveQuant	= pCodingParam.bEnableAdaptiveQuant ? true : false;
+    bEnableAdaptiveQuant       = pCodingParam.bEnableAdaptiveQuant ? true : false;
 
     /* Frame skipping */
-    bEnableFrameSkip	= pCodingParam.bEnableFrameSkip ? true : false;
+    bEnableFrameSkip           = pCodingParam.bEnableFrameSkip ? true : false;
 
     /* Enable int32_t term reference */
-    bEnableLongTermReference	= pCodingParam.bEnableLongTermReference ? true : false;
+    bEnableLongTermReference   = pCodingParam.bEnableLongTermReference ? true : false;
     iLtrMarkPeriod = pCodingParam.iLtrMarkPeriod;
     bIsLosslessLink = pCodingParam.bIsLosslessLink;
     if (iUsageType == SCREEN_CONTENT_REAL_TIME && !bIsLosslessLink && bEnableLongTermReference) {
@@ -322,8 +322,8 @@
     }
 
     /* For ssei information */
-    bEnableSSEI		= pCodingParam.bEnableSSEI;
-    bSimulcastAVC		= pCodingParam.bSimulcastAVC;
+    bEnableSSEI         = pCodingParam.bEnableSSEI;
+    bSimulcastAVC       = pCodingParam.bSimulcastAVC;
 
     /* Layer definition */
     iSpatialLayerNum	= (int8_t)WELS_CLIP3 (pCodingParam.iSpatialLayerNum, 1,
@@ -331,9 +331,9 @@
     iTemporalLayerNum		= (int8_t)WELS_CLIP3 (pCodingParam.iTemporalLayerNum, 1,
                           MAX_TEMPORAL_LEVEL); // number of temporal layer specified
 
-    uiGopSize			= 1 << (iTemporalLayerNum - 1);	// Override GOP size based temporal layer
-    iDecompStages		= iTemporalLayerNum - 1;	// WELS_LOG2( uiGopSize );// GOP size dependency
-    uiIntraPeriod		= pCodingParam.uiIntraPeriod;// intra period (multiple of GOP size as desired)
+    uiGopSize           = 1 << (iTemporalLayerNum - 1); // Override GOP size based temporal layer
+    iDecompStages       = iTemporalLayerNum - 1;        // WELS_LOG2( uiGopSize );// GOP size dependency
+    uiIntraPeriod       = pCodingParam.uiIntraPeriod;// intra period (multiple of GOP size as desired)
     if (uiIntraPeriod == (uint32_t) (-1))
       uiIntraPeriod = 0;
     else if (uiIntraPeriod & (uiGopSize - 1))	// none multiple of GOP size
@@ -364,32 +364,32 @@
       // keep the default value
     }
 
-    SSpatialLayerInternal* pDlp		= &sDependencyLayers[0];
+    SSpatialLayerInternal* pDlp        = &sDependencyLayers[0];
     SSpatialLayerConfig* pSpatialLayer = &sSpatialLayers[0];
-    EProfileIdc uiProfileIdc		= PRO_BASELINE;
-    int8_t iIdxSpatial	= 0;
+    EProfileIdc uiProfileIdc           = PRO_BASELINE;
+    int8_t iIdxSpatial  = 0;
     while (iIdxSpatial < iSpatialLayerNum) {
-      pSpatialLayer->uiProfileIdc		= (pCodingParam.sSpatialLayers[iIdxSpatial].uiProfileIdc == PRO_UNKNOWN) ? uiProfileIdc :
+      pSpatialLayer->uiProfileIdc      = (pCodingParam.sSpatialLayers[iIdxSpatial].uiProfileIdc == PRO_UNKNOWN) ? uiProfileIdc :
                                       pCodingParam.sSpatialLayers[iIdxSpatial].uiProfileIdc;
       pSpatialLayer->uiLevelIdc        = pCodingParam.sSpatialLayers[iIdxSpatial].uiLevelIdc;
 
-      float fLayerFrameRate	= WELS_CLIP3 (pCodingParam.sSpatialLayers[iIdxSpatial].fFrameRate,
+      float fLayerFrameRate     = WELS_CLIP3 (pCodingParam.sSpatialLayers[iIdxSpatial].fFrameRate,
                                           MIN_FRAME_RATE, fParamMaxFrameRate);
-      pDlp->fInputFrameRate	= fParamMaxFrameRate;
+      pDlp->fInputFrameRate     = fParamMaxFrameRate;
       pSpatialLayer->fFrameRate =
-        pDlp->fOutputFrameRate	= WELS_CLIP3 (fLayerFrameRate, MIN_FRAME_RATE, fParamMaxFrameRate);
+        pDlp->fOutputFrameRate  = WELS_CLIP3 (fLayerFrameRate, MIN_FRAME_RATE, fParamMaxFrameRate);
 
 #ifdef ENABLE_FRAME_DUMP
-      pDlp->sRecFileName[0]	= '\0';	// file to be constructed
+      pDlp->sRecFileName[0]     = '\0'; // file to be constructed
 #endif//ENABLE_FRAME_DUMP
       pSpatialLayer->iVideoWidth = WELS_CLIP3 (pCodingParam.sSpatialLayers[iIdxSpatial].iVideoWidth, 0,
-                                   iPicWidth);	// frame width
+                                   iPicWidth);  // frame width
       pSpatialLayer->iVideoHeight = WELS_CLIP3 (pCodingParam.sSpatialLayers[iIdxSpatial].iVideoHeight, 0,
                                     iPicHeight);// frame height
 
-      pSpatialLayer->iSpatialBitrate	=
-        pCodingParam.sSpatialLayers[iIdxSpatial].iSpatialBitrate;	// target bitrate for current spatial layer
-      pSpatialLayer->iMaxSpatialBitrate	=
+      pSpatialLayer->iSpatialBitrate    =
+        pCodingParam.sSpatialLayers[iIdxSpatial].iSpatialBitrate;       // target bitrate for current spatial layer
+      pSpatialLayer->iMaxSpatialBitrate =
         pCodingParam.sSpatialLayers[iIdxSpatial].iMaxSpatialBitrate;
 
       //multi slice
@@ -437,17 +437,16 @@
   * \return NONE (should ensure valid parameter before this procedure)
   */
   int32_t DetermineTemporalSettings() {
-    const int32_t iDecStages		= WELS_LOG2 (
-                                    uiGopSize);	// (int8_t)GetLogFactor(1.0f, 1.0f * pcfg->uiGopSize);	//log2(uiGopSize)
-    const uint8_t* pTemporalIdList	= &g_kuiTemporalIdListTable[iDecStages][0];
-    SSpatialLayerInternal* pDlp				= &sDependencyLayers[0];
+    const int32_t iDecStages = WELS_LOG2 (uiGopSize); // (int8_t)GetLogFactor(1.0f, 1.0f * pcfg->uiGopSize);  //log2(uiGopSize)
+    const uint8_t* pTemporalIdList = &g_kuiTemporalIdListTable[iDecStages][0];
+    SSpatialLayerInternal* pDlp    = &sDependencyLayers[0];
     SSpatialLayerConfig* pSpatialLayer = &sSpatialLayers[0];
     EProfileIdc uiProfileIdc = iEntropyCodingModeFlag ? PRO_MAIN : PRO_BASELINE;
-    int8_t i						= 0;
+    int8_t i = 0;
 
     while (i < iSpatialLayerNum) {
-      const uint32_t kuiLogFactorInOutRate	= GetLogFactor (pDlp->fOutputFrameRate, pDlp->fInputFrameRate);
-      const uint32_t kuiLogFactorMaxInRate	= GetLogFactor (pDlp->fInputFrameRate, fMaxFrameRate);
+      const uint32_t kuiLogFactorInOutRate = GetLogFactor (pDlp->fOutputFrameRate, pDlp->fInputFrameRate);
+      const uint32_t kuiLogFactorMaxInRate = GetLogFactor (pDlp->fInputFrameRate, fMaxFrameRate);
       if (UINT_MAX == kuiLogFactorInOutRate || UINT_MAX == kuiLogFactorMaxInRate) {
         return ENC_RETURN_INVALIDINPUT;
       }
@@ -468,9 +467,9 @@
         }
       }
 
-      pDlp->iHighestTemporalId	= iMaxTemporalId;
-      pDlp->iTemporalResolution	= kuiLogFactorMaxInRate + kuiLogFactorInOutRate;
-      pDlp->iDecompositionStages	= iDecStages - kuiLogFactorMaxInRate - kuiLogFactorInOutRate;
+      pDlp->iHighestTemporalId   = iMaxTemporalId;
+      pDlp->iTemporalResolution  = kuiLogFactorMaxInRate + kuiLogFactorInOutRate;
+      pDlp->iDecompositionStages = iDecStages - kuiLogFactorMaxInRate - kuiLogFactorInOutRate;
       if (pDlp->iDecompositionStages < 0) {
         return ENC_RETURN_INVALIDINPUT;
       }
--- a/codec/encoder/core/inc/picture.h
+++ b/codec/encoder/core/inc/picture.h
@@ -104,18 +104,18 @@
    *    set picture as unreferenced
    */
   void SetUnref () {
-      iFramePoc		= -1;
-      iFrameNum		= -1;
-      uiTemporalId	=
-        uiSpatialId		=
-        iLongTermPicNum = -1;
-      bIsLongRef	= false;
+      iFramePoc          = -1;
+      iFrameNum          = -1;
+      uiTemporalId       =
+        uiSpatialId      =
+        iLongTermPicNum  = -1;
+      bIsLongRef         = false;
       uiRecieveConfirmed = RECIEVE_FAILED;
-      iMarkFrameNum = -1;
-      bUsedAsRef	= false;
+      iMarkFrameNum      = -1;
+      bUsedAsRef         = false;
 
       if (NULL != pScreenBlockFeatureStorage)
-        pScreenBlockFeatureStorage->bRefBlockFeatureCalculated	= false;
+        pScreenBlockFeatureStorage->bRefBlockFeatureCalculated = false;
   }
 
 } SPicture;
--- a/codec/encoder/core/inc/vlc_encoder.h
+++ b/codec/encoder/core/inc/vlc_encoder.h
@@ -57,8 +57,8 @@
 
 static inline int32_t WriteTotalCoeffTrailingones (SBitStringAux* pBs, uint8_t uiNc, uint8_t uiTotalCoeff,
     uint8_t uiTrailingOnes) {
-const uint8_t kuiNcIdx		= g_kuiEncNcMapTable[uiNc];
-const uint8_t* kpCoeffToken	= &g_kuiVlcCoeffToken[kuiNcIdx][uiTotalCoeff][uiTrailingOnes][0];
+const uint8_t kuiNcIdx      = g_kuiEncNcMapTable[uiNc];
+const uint8_t* kpCoeffToken = &g_kuiVlcCoeffToken[kuiNcIdx][uiTotalCoeff][uiTrailingOnes][0];
 return BsWriteBits (pBs,  kpCoeffToken[1], kpCoeffToken[0]);
 }
 
--- a/codec/encoder/core/src/au_set.cpp
+++ b/codec/encoder/core/src/au_set.cpp
@@ -468,9 +468,9 @@
                      const uint32_t kuiSpsId, const bool kbEnableFrameCropping, bool bEnableRc,
                      const int32_t kiDlayerCount, bool bSVCBaselayer) {
   memset (pSps, 0, sizeof (SWelsSPS));
-  pSps->uiSpsId		= kuiSpsId;
-  pSps->iMbWidth	= (pLayerParam->iVideoWidth + 15) >> 4;
-  pSps->iMbHeight	= (pLayerParam->iVideoHeight + 15) >> 4;
+  pSps->uiSpsId         = kuiSpsId;
+  pSps->iMbWidth        = (pLayerParam->iVideoWidth + 15) >> 4;
+  pSps->iMbHeight       = (pLayerParam->iVideoHeight + 15) >> 4;
 
   //max value of both iFrameNum and POC are 2^16-1, in our encoder, iPOC=2*iFrameNum, so max of iFrameNum should be 2^15-1.--
   pSps->uiLog2MaxFrameNum = 15;//16;
@@ -536,9 +536,9 @@
   pSps->uiProfileIdc	= (pLayerParam->uiProfileIdc >= PRO_SCALABLE_BASELINE) ? pLayerParam->uiProfileIdc :
                         PRO_SCALABLE_BASELINE;
 
-  pSubsetSps->sSpsSvcExt.iExtendedSpatialScalability	= 0;	/* ESS is 0 in default */
-  pSubsetSps->sSpsSvcExt.bAdaptiveTcoeffLevelPredFlag	= false;
-  pSubsetSps->sSpsSvcExt.bSeqTcoeffLevelPredFlag	= false;
+  pSubsetSps->sSpsSvcExt.iExtendedSpatialScalability    = 0;    /* ESS is 0 in default */
+  pSubsetSps->sSpsSvcExt.bAdaptiveTcoeffLevelPredFlag   = false;
+  pSubsetSps->sSpsSvcExt.bSeqTcoeffLevelPredFlag        = false;
   pSubsetSps->sSpsSvcExt.bSliceHeaderRestrictionFlag = true;
 
   return 0;
@@ -594,11 +594,11 @@
   }
 #endif//!DISABLE_FMO_FEATURE
 
-  pPps->iPicInitQp							= 26;
-  pPps->iPicInitQs							= 26;
+  pPps->iPicInitQp = 26;
+  pPps->iPicInitQs = 26;
 
-  pPps->uiChromaQpIndexOffset					= 0;
-  pPps->bDeblockingFilterControlPresentFlag	= kbDeblockingFilterPresentFlag;
+  pPps->uiChromaQpIndexOffset                   = 0;
+  pPps->bDeblockingFilterControlPresentFlag     = kbDeblockingFilterPresentFlag;
 
   return 0;
 }
--- a/codec/encoder/core/src/deblocking.cpp
+++ b/codec/encoder/core/src/deblocking.cpp
@@ -655,9 +655,9 @@
 
 void  DeblockingFilterFrameAvcbase (SDqLayer* pCurDq, SWelsFuncPtrList* pFunc) {
   int32_t i, j;
-  const int32_t kiMbWidth	= pCurDq->iMbWidth;
-  const int32_t kiMbHeight	= pCurDq->iMbHeight;
-  SMB* pCurrentMbBlock	= pCurDq->sMbDataP;
+  const int32_t kiMbWidth   = pCurDq->iMbWidth;
+  const int32_t kiMbHeight  = pCurDq->iMbHeight;
+  SMB* pCurrentMbBlock      = pCurDq->sMbDataP;
   SSliceHeaderExt* sSliceHeaderExt = &pCurDq->sLayerInfo.pSliceInLayer[0].sSliceHeaderExt;
   SDeblockingFilter pFilter;
 
@@ -691,14 +691,14 @@
 }
 
 void DeblockingFilterSliceAvcbase (SDqLayer* pCurDq, SWelsFuncPtrList* pFunc, const int32_t kiSliceIdx) {
-  SSliceCtx* pSliceCtx			= pCurDq->pSliceEncCtx;
-  SMB* pMbList							= pCurDq->sMbDataP;
-  SSliceHeaderExt* sSliceHeaderExt	= &pCurDq->sLayerInfo.pSliceInLayer[kiSliceIdx].sSliceHeaderExt;
+  SSliceCtx* pSliceCtx                  = pCurDq->pSliceEncCtx;
+  SMB* pMbList                          = pCurDq->sMbDataP;
+  SSliceHeaderExt* sSliceHeaderExt      = &pCurDq->sLayerInfo.pSliceInLayer[kiSliceIdx].sSliceHeaderExt;
   SMB* pCurrentMbBlock;
 
-  const int32_t kiMbWidth				= pCurDq->iMbWidth;
-  const int32_t kiMbHeight				= pCurDq->iMbHeight;
-  const int32_t kiTotalNumMb			= kiMbWidth * kiMbHeight;
+  const int32_t kiMbWidth               = pCurDq->iMbWidth;
+  const int32_t kiMbHeight              = pCurDq->iMbHeight;
+  const int32_t kiTotalNumMb            = kiMbWidth * kiMbHeight;
   int32_t iCurMbIdx = 0, iNextMbIdx = 0, iNumMbFiltered = 0;
 
   /* Step1: parameters set */
@@ -712,13 +712,13 @@
   pFilter.iCsStride[1] = pCurDq->pDecPic->iLineSize[1];
   pFilter.iCsStride[2] = pCurDq->pDecPic->iLineSize[2];
   pFilter.iSliceAlphaC0Offset = sSliceHeaderExt->sSliceHeader.iSliceAlphaC0Offset;
-  pFilter.iSliceBetaOffset     = sSliceHeaderExt->sSliceHeader.iSliceBetaOffset;
-  pFilter.iMbStride             = kiMbWidth;
+  pFilter.iSliceBetaOffset    = sSliceHeaderExt->sSliceHeader.iSliceBetaOffset;
+  pFilter.iMbStride           = kiMbWidth;
 
   iNextMbIdx  = sSliceHeaderExt->sSliceHeader.iFirstMbInSlice;
 
   for (; ;) {
-    iCurMbIdx	= iNextMbIdx;
+    iCurMbIdx       = iNextMbIdx;
     pCurrentMbBlock = &pMbList[ iCurMbIdx ];
 
     pFilter.pCsData[0] = pCurDq->pDecPic->pData[0] + ((pCurrentMbBlock->iMbX + pCurrentMbBlock->iMbY * pFilter.iCsStride[0])
@@ -740,30 +740,30 @@
 }
 
 void PerformDeblockingFilter (sWelsEncCtx* pEnc) {
-  const int32_t kiCurDid				= pEnc->uiDependencyId;
-  SWelsSvcCodingParam* pSvcParam	= pEnc->pSvcParam;
-  SSpatialLayerConfig* pSpatialLayer = &pSvcParam->sSpatialLayers[kiCurDid];
-  SDqLayer* pCurLayer					= pEnc->pCurDqLayer;
+  const int32_t kiCurDid                = pEnc->uiDependencyId;
+  SWelsSvcCodingParam* pSvcParam        = pEnc->pSvcParam;
+  SSpatialLayerConfig* pSpatialLayer    = &pSvcParam->sSpatialLayers[kiCurDid];
+  SDqLayer* pCurLayer                   = pEnc->pCurDqLayer;
 
   if (pCurLayer->iLoopFilterDisableIdc == 0) {
     DeblockingFilterFrameAvcbase (pCurLayer, pEnc->pFuncList);
   } else if (pCurLayer->iLoopFilterDisableIdc == 2) {
-    int32_t iSliceCount			= 0;
-    int32_t iSliceIdx			= 0;
+    int32_t iSliceCount = 0;
+    int32_t iSliceIdx   = 0;
 
     if (SM_DYN_SLICE != pSpatialLayer->sSliceCfg.uiSliceMode) {
-      iSliceCount	= GetCurrentSliceNum (pCurLayer->pSliceEncCtx);
+      iSliceCount = GetCurrentSliceNum (pCurLayer->pSliceEncCtx);
       do {
         DeblockingFilterSliceAvcbase (pCurLayer, pEnc->pFuncList, iSliceIdx);
         ++ iSliceIdx;
       } while (iSliceIdx < iSliceCount);
-    } else {	// for dynamic slicing mode
-      const int32_t kiNumPicPartition	= pEnc->iActiveThreadsNum; //pSvcParam->iCountThreadsNum;
-      int32_t iPartitionIdx			= 0;
+    } else { // for dynamic slicing mode
+      const int32_t kiNumPicPartition = pEnc->iActiveThreadsNum; //pSvcParam->iCountThreadsNum;
+      int32_t iPartitionIdx = 0;
 
       while (iPartitionIdx < kiNumPicPartition) {
-        iSliceCount	= pCurLayer->pNumSliceCodedOfPartition[iPartitionIdx];
-        iSliceIdx	= iPartitionIdx;
+        iSliceCount     = pCurLayer->pNumSliceCodedOfPartition[iPartitionIdx];
+        iSliceIdx       = iPartitionIdx;
         do {
           DeblockingFilterSliceAvcbase (pCurLayer, pEnc->pFuncList, iSliceIdx);
           iSliceIdx += kiNumPicPartition;
--- a/codec/encoder/core/src/decode_mb_aux.cpp
+++ b/codec/encoder/core/src/decode_mb_aux.cpp
@@ -42,10 +42,10 @@
   int32_t i	= 4;
 
   while (--i >= 0) {
-    const int32_t kiIdx	= i << 2;
-    const int32_t kiIdx1	= 1 + kiIdx;
-    const int32_t kiIdx2	= 1 + kiIdx1;
-    const int32_t kiIdx3	= 1 + kiIdx2;
+    const int32_t kiIdx  = i << 2;
+    const int32_t kiIdx1 = 1 + kiIdx;
+    const int32_t kiIdx2 = 1 + kiIdx1;
+    const int32_t kiIdx3 = 1 + kiIdx2;
 
     iTemp[0] = pRes[kiIdx ] + pRes[kiIdx2];
     iTemp[1] = pRes[kiIdx ] - pRes[kiIdx2];
@@ -60,9 +60,9 @@
 
   i = 4;
   while (--i >= 0) {
-    const int32_t kiI4	= 4 + i;
-    const int32_t kiI8	= 4 + kiI4;
-    const int32_t kiI12	= 4 + kiI8;
+    const int32_t kiI4  = 4 + i;
+    const int32_t kiI8  = 4 + kiI4;
+    const int32_t kiI12 = 4 + kiI8;
 
     iTemp[0] = pRes[i  ] + pRes[kiI8 ];
     iTemp[1] = pRes[i  ] - pRes[kiI8 ];
@@ -78,14 +78,14 @@
 
 /* for qp < 12 */
 void WelsDequantLumaDc4x4 (int16_t* pRes, const int32_t kiQp) {
-  int32_t i	= 15;
-  const uint16_t kuiDequantValue	= g_kuiDequantCoeff[kiQp % 6][0];
-  const int16_t kiQF0		= kiQp / 6;
-  const int16_t kiQF1		= 2 - kiQF0;
-  const int16_t kiQF0S	= 1 << (1 - kiQF0);
+  int32_t i = 15;
+  const uint16_t kuiDequantValue = g_kuiDequantCoeff[kiQp % 6][0];
+  const int16_t kiQF0   = kiQp / 6;
+  const int16_t kiQF1   = 2 - kiQF0;
+  const int16_t kiQF0S  = 1 << (1 - kiQF0);
 
   while (i >= 0) {
-    pRes[i  ] = (pRes[i  ] * kuiDequantValue + kiQF0S) >> kiQF1;
+    pRes[i  ]   = (pRes[i  ]   * kuiDequantValue + kiQF0S) >> kiQF1;
     pRes[i - 1] = (pRes[i - 1] * kuiDequantValue + kiQF0S) >> kiQF1;
     pRes[i - 2] = (pRes[i - 2] * kuiDequantValue + kiQF0S) >> kiQF1;
     pRes[i - 3] = (pRes[i - 3] * kuiDequantValue + kiQF0S) >> kiQF1;
@@ -100,12 +100,12 @@
   int32_t i;
 
   for (i = 0; i < 16; i += 4) {
-    iTemp[0] = pRes[i  ] + pRes[i + 2];
-    iTemp[1] = pRes[i  ] - pRes[i + 2];
+    iTemp[0] = pRes[i  ]   + pRes[i + 2];
+    iTemp[1] = pRes[i  ]   - pRes[i + 2];
     iTemp[2] = pRes[i + 1] - pRes[i + 3];
     iTemp[3] = pRes[i + 1] + pRes[i + 3];
 
-    pRes[i  ] = iTemp[0] + iTemp[3];
+    pRes[i  ]   = iTemp[0] + iTemp[3];
     pRes[i + 1] = iTemp[1] + iTemp[2];
     pRes[i + 2] = iTemp[1] - iTemp[2];
     pRes[i + 3] = iTemp[0] - iTemp[3];
@@ -112,12 +112,12 @@
   }
 
   for (i = 0; i < 4; i++) {
-    iTemp[0] = pRes[i   ] + pRes[i + 8 ];
-    iTemp[1] = pRes[i   ] - pRes[i + 8 ];
+    iTemp[0] = pRes[i   ]   + pRes[i + 8 ];
+    iTemp[1] = pRes[i   ]   - pRes[i + 8 ];
     iTemp[2] = pRes[i + 4 ] - pRes[i + 12];
     iTemp[3] = pRes[i + 4 ] + pRes[i + 12];
 
-    pRes[i  ]  = (iTemp[0] + iTemp[3]) * kuiMF;
+    pRes[i  ]    = (iTemp[0] + iTemp[3]) * kuiMF;
     pRes[i + 4 ] = (iTemp[1] + iTemp[2]) * kuiMF;
     pRes[i + 8 ] = (iTemp[1] - iTemp[2]) * kuiMF;
     pRes[i + 12] = (iTemp[0] - iTemp[3]) * kuiMF;
@@ -126,9 +126,9 @@
 
 void WelsDequantIHadamard2x2Dc (int16_t* pDct, const uint16_t kuiMF) {
   const int16_t kiSumU = pDct[0] + pDct[2];
-  const int16_t kiDelU =   pDct[0] -  pDct[2];
+  const int16_t kiDelU = pDct[0] - pDct[2];
   const int16_t kiSumD = pDct[1] + pDct[3];
-  const int16_t kiDelD =   pDct[1] -  pDct[3];
+  const int16_t kiDelD = pDct[1] - pDct[3];
 
   pDct[0] = ((kiSumU + kiSumD) * kuiMF) >> 1;
   pDct[1] = ((kiSumU - kiSumD) * kuiMF) >> 1;
@@ -139,8 +139,8 @@
 void WelsDequant4x4_c (int16_t* pRes, const uint16_t* kpMF) {
   int32_t i;
   for (i = 0; i < 8; i++) {
-    pRes[i]	*=	kpMF[i];
-    pRes[i + 8]	*= kpMF[i];
+    pRes[i]     *= kpMF[i];
+    pRes[i + 8] *= kpMF[i];
   }
 }
 
@@ -147,14 +147,14 @@
 void WelsDequantFour4x4_c (int16_t* pRes, const uint16_t* kpMF) {
   int32_t i;
   for (i = 0; i < 8; i++) {
-    pRes[i]	*=	kpMF[i];
-    pRes[i + 8]	*=	kpMF[i];
-    pRes[i + 16] *=	kpMF[i];
-    pRes[i + 24] *=	kpMF[i];
-    pRes[i + 32] *=	kpMF[i];
-    pRes[i + 40] *=	kpMF[i];
-    pRes[i + 48] *=	kpMF[i];
-    pRes[i + 56] *=	kpMF[i];
+    pRes[i]      *= kpMF[i];
+    pRes[i + 8]  *= kpMF[i];
+    pRes[i + 16] *= kpMF[i];
+    pRes[i + 24] *= kpMF[i];
+    pRes[i + 32] *= kpMF[i];
+    pRes[i + 40] *= kpMF[i];
+    pRes[i + 48] *= kpMF[i];
+    pRes[i + 56] *= kpMF[i];
   }
 }
 
@@ -238,13 +238,13 @@
     i = j << 2;
     k = (j & 0x01) << 1;
     r = j & 0x02;
-    pBlock[i]		= (0 + k + (0 + r) * kiStrideY) << 2;
-    pBlock[i + 1]	= (1 + k + (0 + r) * kiStrideY) << 2;
-    pBlock[i + 2]	= (0 + k + (1 + r) * kiStrideY) << 2;
-    pBlock[i + 3]	= (1 + k + (1 + r) * kiStrideY) << 2;
+    pBlock[i]           = (0 + k + (0 + r) * kiStrideY) << 2;
+    pBlock[i + 1]       = (1 + k + (0 + r) * kiStrideY) << 2;
+    pBlock[i + 2]       = (0 + k + (1 + r) * kiStrideY) << 2;
+    pBlock[i + 3]       = (1 + k + (1 + r) * kiStrideY) << 2;
 
-    pBlock[16 + j]	=
-      pBlock[20 + j]	= ((j & 0x01) + r * kiStrideUV) << 2;
+    pBlock[16 + j]      =
+      pBlock[20 + j]    = ((j & 0x01) + r * kiStrideUV) << 2;
   }
 }
 
--- a/codec/encoder/core/src/encode_mb_aux.cpp
+++ b/codec/encoder/core/src/encode_mb_aux.cpp
@@ -283,12 +283,12 @@
 
   for (i = 0 ; i < 16 ; i += 4) {
     iIdx = ((i & 0x08) << 4) + ((i & 0x04) << 3);
-    s[0] = pDct[iIdx ]	+ pDct[iIdx + 80];
-    s[3] = pDct[iIdx ]	- pDct[iIdx + 80];
-    s[1] = pDct[iIdx + 16]	+ pDct[iIdx + 64];
-    s[2] = pDct[iIdx + 16]	- pDct[iIdx + 64];
+    s[0] = pDct[iIdx ]     + pDct[iIdx + 80];
+    s[3] = pDct[iIdx ]     - pDct[iIdx + 80];
+    s[1] = pDct[iIdx + 16] + pDct[iIdx + 64];
+    s[2] = pDct[iIdx + 16] - pDct[iIdx + 64];
 
-    p[i  ] = s[0] + s[1];
+    p[i  ]   = s[0] + s[1];
     p[i + 2] = s[0] - s[1];
     p[i + 1] = s[3] + s[2];
     p[i + 3] = s[3] - s[2];
@@ -295,12 +295,12 @@
   }
 
   for (i = 0 ; i < 4 ; i ++) {
-    s[0] = p[i ]	+ p[i + 12];
-    s[3] = p[i ]	- p[i + 12];
-    s[1] = p[i + 4]	+ p[i + 8];
-    s[2] = p[i + 4]	- p[i + 8];
+    s[0] = p[i ]    + p[i + 12];
+    s[3] = p[i ]    - p[i + 12];
+    s[1] = p[i + 4] + p[i + 8];
+    s[2] = p[i + 4] - p[i + 8];
 
-    pLumaDc[i  ] = WELS_CLIP3 ((s[0] + s[1] + 1) >> 1, -32768, 32767);
+    pLumaDc[i  ]    = WELS_CLIP3 ((s[0] + s[1] + 1) >> 1, -32768, 32767);
     pLumaDc[i + 8 ] = WELS_CLIP3 ((s[0] - s[1] + 1) >> 1, -32768, 32767);
     pLumaDc[i + 4 ] = WELS_CLIP3 ((s[3] + s[2] + 1) >> 1, -32768, 32767);
     pLumaDc[i + 12] = WELS_CLIP3 ((s[3] - s[2] + 1) >> 1, -32768, 32767);
@@ -331,7 +331,7 @@
     s[1] = pData[kiI1] + pData[kiI2];
     s[2] = pData[kiI1] - pData[kiI2];
 
-    pDct[i ] = s[0] + s[1];
+    pDct[i ]   = s[0] + s[1];
     pDct[kiI2] = s[0] - s[1];
     pDct[kiI1] = (s[3] << 1) + s[2];
     pDct[kiI3] = s[3] - (s[2] << 1);
@@ -339,9 +339,9 @@
 
   /* vertical transform */
   for (i = 0 ; i < 4 ; i ++) {
-    const int32_t kiI4	= 4 + i;
-    const int32_t kiI8	= 8 + i;
-    const int32_t kiI12	= 12 + i;
+    const int32_t kiI4  = 4 + i;
+    const int32_t kiI8  = 8 + i;
+    const int32_t kiI12 = 12 + i;
 
     s[0] = pDct[i ] + pDct[kiI12];
     s[3] = pDct[i ] - pDct[kiI12];
@@ -348,7 +348,7 @@
     s[1] = pDct[kiI4] + pDct[kiI8 ];
     s[2] = pDct[kiI4] - pDct[kiI8 ];
 
-    pDct[i  ] = s[0] + s[1];
+    pDct[i  ]   = s[0] + s[1];
     pDct[kiI8 ] = s[0] - s[1];
     pDct[kiI4 ] = (s[3] << 1) + s[2];
     pDct[kiI12] = s[3] - (s[2] << 1);
@@ -359,9 +359,9 @@
   int32_t stride_1 = iStride1 << 2;
   int32_t stride_2 = iStride2 << 2;
 
-  WelsDctT4_c (pDct,      &pPixel1[0],          iStride1, &pPixel2[0],          iStride2);
-  WelsDctT4_c (pDct + 16, &pPixel1[4],          iStride1, &pPixel2[4],          iStride2);
-  WelsDctT4_c (pDct + 32, &pPixel1[stride_1  ], iStride1, &pPixel2[stride_2  ], iStride2);
+  WelsDctT4_c (pDct,      &pPixel1[0],            iStride1, &pPixel2[0],            iStride2);
+  WelsDctT4_c (pDct + 16, &pPixel1[4],            iStride1, &pPixel2[4],            iStride2);
+  WelsDctT4_c (pDct + 32, &pPixel1[stride_1    ], iStride1, &pPixel2[stride_2    ], iStride2);
   WelsDctT4_c (pDct + 48, &pPixel1[stride_1 + 4], iStride1, &pPixel2[stride_2 + 4], iStride2);
 }
 
--- a/codec/encoder/core/src/encoder.cpp
+++ b/codec/encoder/core/src/encoder.cpp
@@ -74,9 +74,9 @@
   if (NULL == pSrcPic || kiWidth == 0 || kiHeight == 0)
     return 1;
 
-  pSrcPic->iColorFormat	= kiColorspace;
-  pSrcPic->iPicWidth		= kiWidth;
-  pSrcPic->iPicHeight		= kiHeight;
+  pSrcPic->iColorFormat = kiColorspace;
+  pSrcPic->iPicWidth    = kiWidth;
+  pSrcPic->iPicHeight   = kiHeight;
 
   //currently encoder only supports videoFormatI420.
   if ((kiColorspace & (~videoFormatVFlip)) != videoFormatI420)
@@ -84,32 +84,32 @@
   switch (kiColorspace & (~videoFormatVFlip)) {
   case videoFormatI420:
   case videoFormatYV12:
-    pSrcPic->pData[0]	= NULL;
-    pSrcPic->pData[1]	= NULL;
-    pSrcPic->pData[2]	= NULL;
-    pSrcPic->pData[3]	= NULL;
-    pSrcPic->iStride[0]	= kiWidth;
-    pSrcPic->iStride[2]	= pSrcPic->iStride[1] = kiWidth >> 1;
-    pSrcPic->iStride[3]	= 0;
+    pSrcPic->pData[0]   = NULL;
+    pSrcPic->pData[1]   = NULL;
+    pSrcPic->pData[2]   = NULL;
+    pSrcPic->pData[3]   = NULL;
+    pSrcPic->iStride[0] = kiWidth;
+    pSrcPic->iStride[2] = pSrcPic->iStride[1] = kiWidth >> 1;
+    pSrcPic->iStride[3] = 0;
     break;
   case videoFormatYUY2:
   case videoFormatYVYU:
   case videoFormatUYVY:
-    pSrcPic->pData[0]	= NULL;
-    pSrcPic->pData[1]	= NULL;
-    pSrcPic->pData[2]	= NULL;
-    pSrcPic->pData[3]	= NULL;
-    pSrcPic->iStride[0]	= CALC_BI_STRIDE (kiWidth,  16);
-    pSrcPic->iStride[3]	= pSrcPic->iStride[2] = pSrcPic->iStride[1] = 0;
+    pSrcPic->pData[0]   = NULL;
+    pSrcPic->pData[1]   = NULL;
+    pSrcPic->pData[2]   = NULL;
+    pSrcPic->pData[3]   = NULL;
+    pSrcPic->iStride[0] = CALC_BI_STRIDE (kiWidth,  16);
+    pSrcPic->iStride[3] = pSrcPic->iStride[2] = pSrcPic->iStride[1] = 0;
     break;
   case videoFormatRGB:
   case videoFormatBGR:
-    pSrcPic->pData[0]	= NULL;
-    pSrcPic->pData[1]	= NULL;
-    pSrcPic->pData[2]	= NULL;
-    pSrcPic->pData[3]	= NULL;
-    pSrcPic->iStride[0]	= CALC_BI_STRIDE (kiWidth, 24);
-    pSrcPic->iStride[3]	= pSrcPic->iStride[2] = pSrcPic->iStride[1] = 0;
+    pSrcPic->pData[0]   = NULL;
+    pSrcPic->pData[1]   = NULL;
+    pSrcPic->pData[2]   = NULL;
+    pSrcPic->pData[3]   = NULL;
+    pSrcPic->iStride[0] = CALC_BI_STRIDE (kiWidth, 24);
+    pSrcPic->iStride[3] = pSrcPic->iStride[2] = pSrcPic->iStride[1] = 0;
     if (kiColorspace & videoFormatVFlip)
       pSrcPic->iColorFormat = kiColorspace & (~videoFormatVFlip);
     else
@@ -119,12 +119,12 @@
   case videoFormatRGBA:
   case videoFormatARGB:
   case videoFormatABGR:
-    pSrcPic->pData[0]	= NULL;
-    pSrcPic->pData[1]	= NULL;
-    pSrcPic->pData[2]	= NULL;
-    pSrcPic->pData[3]	= NULL;
-    pSrcPic->iStride[0]	= kiWidth << 2;
-    pSrcPic->iStride[3]	= pSrcPic->iStride[2] = pSrcPic->iStride[1] = 0;
+    pSrcPic->pData[0]   = NULL;
+    pSrcPic->pData[1]   = NULL;
+    pSrcPic->pData[2]   = NULL;
+    pSrcPic->pData[3]   = NULL;
+    pSrcPic->iStride[0] = kiWidth << 2;
+    pSrcPic->iStride[3] = pSrcPic->iStride[2] = pSrcPic->iStride[1] = 0;
     if (kiColorspace & videoFormatVFlip)
       pSrcPic->iColorFormat = kiColorspace & (~videoFormatVFlip);
     else
@@ -231,8 +231,8 @@
  */
 void InitFrameCoding (sWelsEncCtx* pEncCtx, const EVideoFrameType keFrameType) {
   // for bitstream writing
-  pEncCtx->iPosBsBuffer		= 0;	// reset bs pBuffer position
-  pEncCtx->pOut->iNalIndex		= 0;	// reset NAL index
+  pEncCtx->iPosBsBuffer         = 0;    // reset bs pBuffer position
+  pEncCtx->pOut->iNalIndex      = 0;    // reset NAL index
 
   InitBits (&pEncCtx->pOut->sBsWrite, pEncCtx->pOut->pBsBuffer, pEncCtx->pOut->uiSize);
 
@@ -250,20 +250,20 @@
       else
         pEncCtx->iFrameNum	= 0;	// if iFrameNum overflow
     }
-    pEncCtx->eNalType		= NAL_UNIT_CODED_SLICE;
-    pEncCtx->eSliceType	= P_SLICE;
-    pEncCtx->eNalPriority	= NRI_PRI_HIGH;
+    pEncCtx->eNalType           = NAL_UNIT_CODED_SLICE;
+    pEncCtx->eSliceType         = P_SLICE;
+    pEncCtx->eNalPriority       = NRI_PRI_HIGH;
   } else if (keFrameType == videoFrameTypeIDR) {
-    pEncCtx->iFrameNum		= 0;
-    pEncCtx->iPOC			= 0;
+    pEncCtx->iFrameNum          = 0;
+    pEncCtx->iPOC               = 0;
     pEncCtx->bEncCurFrmAsIdrFlag = false;
     pEncCtx->iFrameIndex = 0;
 
-    pEncCtx->eNalType		= NAL_UNIT_CODED_SLICE_IDR;
-    pEncCtx->eSliceType	= I_SLICE;
-    pEncCtx->eNalPriority	= NRI_PRI_HIGHEST;
+    pEncCtx->eNalType           = NAL_UNIT_CODED_SLICE_IDR;
+    pEncCtx->eSliceType         = I_SLICE;
+    pEncCtx->eNalPriority       = NRI_PRI_HIGHEST;
 
-    pEncCtx->iCodingIndex	= 0;
+    pEncCtx->iCodingIndex       = 0;
 
     // reset_ref_list
 
@@ -281,9 +281,9 @@
         pEncCtx->iFrameNum	= 0;	// if iFrameNum overflow
     }
 
-    pEncCtx->eNalType		= NAL_UNIT_CODED_SLICE;
-    pEncCtx->eSliceType	= I_SLICE;
-    pEncCtx->eNalPriority	= NRI_PRI_HIGHEST;
+    pEncCtx->eNalType     = NAL_UNIT_CODED_SLICE;
+    pEncCtx->eSliceType   = I_SLICE;
+    pEncCtx->eNalPriority = NRI_PRI_HIGHEST;
 
     // rc_init_gop
   } else {	// B pictures are not supported now, any else?
@@ -393,13 +393,13 @@
   if (NULL != pDumpRecFile) {
     int32_t i = 0;
     int32_t j = 0;
-    const int32_t kiStrideY	= pCurPicture->iLineSize[0];
-    const int32_t kiLumaWidth	= bFrameCroppingFlag ? (pCurPicture->iWidthInPixel - ((pFrameCrop->iCropLeft +
-                                pFrameCrop->iCropRight) << 1)) : pCurPicture->iWidthInPixel;
-    const int32_t kiLumaHeight	= bFrameCroppingFlag ? (pCurPicture->iHeightInPixel - ((pFrameCrop->iCropTop +
-                                  pFrameCrop->iCropBottom) << 1)) : pCurPicture->iHeightInPixel;
-    const int32_t kiChromaWidth	= kiLumaWidth >> 1;
-    const int32_t kiChromaHeight	= kiLumaHeight >> 1;
+    const int32_t kiStrideY      = pCurPicture->iLineSize[0];
+    const int32_t kiLumaWidth    = bFrameCroppingFlag ? (pCurPicture->iWidthInPixel - ((pFrameCrop->iCropLeft +
+                                   pFrameCrop->iCropRight) << 1)) : pCurPicture->iWidthInPixel;
+    const int32_t kiLumaHeight   = bFrameCroppingFlag ? (pCurPicture->iHeightInPixel - ((pFrameCrop->iCropTop +
+                                   pFrameCrop->iCropBottom) << 1)) : pCurPicture->iHeightInPixel;
+    const int32_t kiChromaWidth  = kiLumaWidth >> 1;
+    const int32_t kiChromaHeight = kiLumaHeight >> 1;
     uint8_t* pSrc = NULL;
     pSrc = bFrameCroppingFlag ? (pCurPicture->pData[0] + kiStrideY * (pFrameCrop->iCropTop << 1) +
                                  (pFrameCrop->iCropLeft << 1)) : pCurPicture->pData[0];
@@ -460,13 +460,13 @@
   if (NULL != pDumpRecFile) {
     int32_t i = 0;
     int32_t j = 0;
-    const int32_t kiStrideY	= pCurPicture->iLineSize[0];
-    const int32_t kiLumaWidth	= bFrameCroppingFlag ? (pCurPicture->iWidthInPixel - ((pFrameCrop->iCropLeft +
-                                pFrameCrop->iCropRight) << 1)) : pCurPicture->iWidthInPixel;
-    const int32_t kiLumaHeight	= bFrameCroppingFlag ? (pCurPicture->iHeightInPixel - ((pFrameCrop->iCropTop +
-                                  pFrameCrop->iCropBottom) << 1)) : pCurPicture->iHeightInPixel;
-    const int32_t kiChromaWidth	= kiLumaWidth >> 1;
-    const int32_t kiChromaHeight	= kiLumaHeight >> 1;
+    const int32_t kiStrideY      = pCurPicture->iLineSize[0];
+    const int32_t kiLumaWidth    = bFrameCroppingFlag ? (pCurPicture->iWidthInPixel - ((pFrameCrop->iCropLeft +
+                                   pFrameCrop->iCropRight) << 1)) : pCurPicture->iWidthInPixel;
+    const int32_t kiLumaHeight   = bFrameCroppingFlag ? (pCurPicture->iHeightInPixel - ((pFrameCrop->iCropTop +
+                                   pFrameCrop->iCropBottom) << 1)) : pCurPicture->iHeightInPixel;
+    const int32_t kiChromaWidth  = kiLumaWidth >> 1;
+    const int32_t kiChromaHeight = kiLumaHeight >> 1;
     uint8_t* pSrc = NULL;
     pSrc = bFrameCroppingFlag ? (pCurPicture->pData[0] + kiStrideY * (pFrameCrop->iCropTop << 1) +
                                  (pFrameCrop->iCropLeft << 1)) : pCurPicture->pData[0];
--- a/codec/encoder/core/src/encoder_ext.cpp
+++ b/codec/encoder/core/src/encoder_ext.cpp
@@ -391,10 +391,10 @@
     SSpatialLayerConfig* pSpatialLayer = &pCodingParam->sSpatialLayers[i];
     const int32_t kiPicWidth = pSpatialLayer->iVideoWidth;
     const int32_t kiPicHeight = pSpatialLayer->iVideoHeight;
-    uint32_t iMbWidth		= 0;
-    uint32_t iMbHeight		= 0;
-    int32_t iMbNumInFrame		= 0;
-    uint32_t iMaxSliceNum		= MAX_SLICES_NUM;
+    uint32_t iMbWidth           = 0;
+    uint32_t iMbHeight          = 0;
+    int32_t iMbNumInFrame       = 0;
+    uint32_t iMaxSliceNum       = MAX_SLICES_NUM;
     if ((kiPicWidth <= 0) || (kiPicHeight <= 0) || (kiPicWidth > MAX_WIDTH) || (kiPicHeight > MAX_HEIGHT)) {
       WelsLog (pLogCtx, WELS_LOG_ERROR,
                "ParamValidationExt(),width(1-%d),height(1-%d)invalid %d x %d in dependency layer settings!", MAX_WIDTH, MAX_HEIGHT,
@@ -436,8 +436,8 @@
     case SM_FIXEDSLCNUM_SLICE: {
       pSpatialLayer->sSliceCfg.sSliceArgument.uiSliceSizeConstraint = 0;
 
-      iMbWidth	= (kiPicWidth + 15) >> 4;
-      iMbHeight	= (kiPicHeight + 15) >> 4;
+      iMbWidth  = (kiPicWidth + 15) >> 4;
+      iMbHeight = (kiPicHeight + 15) >> 4;
       iMbNumInFrame = iMbWidth * iMbHeight;
       iMaxSliceNum = MAX_SLICES_NUM;
       if (pSpatialLayer->sSliceCfg.sSliceArgument.uiSliceNum <= 0
@@ -490,8 +490,8 @@
     case SM_RASTER_SLICE: {
       pSpatialLayer->sSliceCfg.sSliceArgument.uiSliceSizeConstraint = 0;
 
-      iMbWidth	= (kiPicWidth + 15) >> 4;
-      iMbHeight	= (kiPicHeight + 15) >> 4;
+      iMbWidth  = (kiPicWidth + 15) >> 4;
+      iMbHeight = (kiPicHeight + 15) >> 4;
       iMbNumInFrame = iMbWidth * iMbHeight;
       iMaxSliceNum = MAX_SLICES_NUM;
       if (pSpatialLayer->sSliceCfg.sSliceArgument.uiSliceMbNum[0] <= 0) {
@@ -532,8 +532,8 @@
     case SM_ROWMB_SLICE: {
       pSpatialLayer->sSliceCfg.sSliceArgument.uiSliceSizeConstraint = 0;
 
-      iMbWidth	= (kiPicWidth + 15) >> 4;
-      iMbHeight	= (kiPicHeight + 15) >> 4;
+      iMbWidth  = (kiPicWidth + 15) >> 4;
+      iMbHeight = (kiPicHeight + 15) >> 4;
       iMaxSliceNum = MAX_SLICES_NUM;
       if (iMbHeight > iMaxSliceNum) {
         WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), invalid uiSliceNum (%d) settings more than MAX(%d)!",
@@ -556,8 +556,8 @@
     }
     break;
     case SM_DYN_SLICE: {
-      iMbWidth	= (kiPicWidth + 15) >> 4;
-      iMbHeight	= (kiPicHeight + 15) >> 4;
+      iMbWidth  = (kiPicWidth + 15) >> 4;
+      iMbHeight = (kiPicHeight + 15) >> 4;
       if (pSpatialLayer->sSliceCfg.sSliceArgument.uiSliceSizeConstraint <= 0) {
         WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), invalid iSliceSize (%d) settings!",
                  pSpatialLayer->sSliceCfg.sSliceArgument.uiSliceSizeConstraint);
@@ -674,10 +674,10 @@
  */
 static inline int32_t AcquireLayersNals (sWelsEncCtx** ppCtx, SWelsSvcCodingParam* pParam, int32_t* pCountLayers,
     int32_t* pCountNals) {
-  int32_t iCountNumLayers		= 0;
-  int32_t iCountNumNals			= 0;
-  int32_t iNumDependencyLayers	= 0;
-  int32_t iDIndex 				= 0;
+  int32_t iCountNumLayers       = 0;
+  int32_t iCountNumNals         = 0;
+  int32_t iNumDependencyLayers  = 0;
+  int32_t iDIndex               = 0;
 
   if (NULL == pParam || NULL == ppCtx || NULL == *ppCtx)
     return 1;
@@ -754,16 +754,16 @@
 
 static  void  InitMbInfo (sWelsEncCtx* pEnc, SMB*   pList, SDqLayer* pLayer, const int32_t kiDlayerId,
                           const int32_t kiMaxMbNum) {
-  int32_t  iMbWidth		= pLayer->iMbWidth;
-  int32_t  iMbHeight		= pLayer->iMbHeight;
+  int32_t  iMbWidth     = pLayer->iMbWidth;
+  int32_t  iMbHeight    = pLayer->iMbHeight;
   int32_t  iIdx;
-  int32_t  iMbNum			= iMbWidth * iMbHeight;
+  int32_t  iMbNum       = iMbWidth * iMbHeight;
   SSliceCtx* pSliceCtx = pLayer->pSliceEncCtx;
   uint32_t uiNeighborAvail;
-  const int32_t kiOffset	= (kiDlayerId & 0x01) * kiMaxMbNum;
-  SMVUnitXY (*pLayerMvUnitBlock4x4)[MB_BLOCK4x4_NUM]	= (SMVUnitXY (*)[MB_BLOCK4x4_NUM]) (
+  const int32_t kiOffset = (kiDlayerId & 0x01) * kiMaxMbNum;
+  SMVUnitXY (*pLayerMvUnitBlock4x4)[MB_BLOCK4x4_NUM] = (SMVUnitXY (*)[MB_BLOCK4x4_NUM]) (
         &pEnc->pMvUnitBlock4x4[MB_BLOCK4x4_NUM * kiOffset]);
-  int8_t (*pLayerRefIndexBlock8x8)[MB_BLOCK8x8_NUM]		= (int8_t (*)[MB_BLOCK8x8_NUM]) (
+  int8_t (*pLayerRefIndexBlock8x8)[MB_BLOCK8x8_NUM] = (int8_t (*)[MB_BLOCK8x8_NUM]) (
         &pEnc->pRefIndexBlock4x4[MB_BLOCK8x8_NUM * kiOffset]);
 
   for (iIdx = 0; iIdx < iMbNum; iIdx++) {
@@ -804,8 +804,8 @@
     if (bRightTop) {
       uiNeighborAvail |= TOPRIGHT_MB_POS;
     }
-    pList[iIdx].uiSliceIdc		= uiSliceIdc;	// merge from svc_hd_opt_b for multiple slices coding
-    pList[iIdx].uiNeighborAvail	= uiNeighborAvail;
+    pList[iIdx].uiSliceIdc      = uiSliceIdc; // merge from svc_hd_opt_b for multiple slices coding
+    pList[iIdx].uiNeighborAvail = uiNeighborAvail;
     uiNeighborAvail = 0;
     if (pList[iIdx].iMbX >= BASE_MV_MB_NMB)
       uiNeighborAvail |= LEFT_MB_POS;
@@ -816,22 +816,22 @@
     if (pList[iIdx].iMbY <= (iMbHeight - 1 - BASE_MV_MB_NMB))
       uiNeighborAvail |= BOTTOM_MB_POS;
 
-    pList[iIdx].sMv					= pLayerMvUnitBlock4x4[iIdx];
-    pList[iIdx].pRefIndex			= pLayerRefIndexBlock8x8[iIdx];
-    pList[iIdx].pSadCost				= &pEnc->pSadCostMb[iIdx];
-    pList[iIdx].pIntra4x4PredMode	= &pEnc->pIntra4x4PredModeBlocks[iIdx * INTRA_4x4_MODE_NUM];
-    pList[iIdx].pNonZeroCount		= &pEnc->pNonZeroCountBlocks[iIdx * MB_LUMA_CHROMA_BLOCK4x4_NUM];
+    pList[iIdx].sMv                     = pLayerMvUnitBlock4x4[iIdx];
+    pList[iIdx].pRefIndex               = pLayerRefIndexBlock8x8[iIdx];
+    pList[iIdx].pSadCost                = &pEnc->pSadCostMb[iIdx];
+    pList[iIdx].pIntra4x4PredMode       = &pEnc->pIntra4x4PredModeBlocks[iIdx * INTRA_4x4_MODE_NUM];
+    pList[iIdx].pNonZeroCount           = &pEnc->pNonZeroCountBlocks[iIdx * MB_LUMA_CHROMA_BLOCK4x4_NUM];
   }
 }
 
 
 int32_t   InitMbListD (sWelsEncCtx** ppCtx) {
-  int32_t		iNumDlayer = (*ppCtx)->pSvcParam->iSpatialLayerNum;
-  int32_t		iMbSize[MAX_DEPENDENCY_LAYER] = { 0 };
-  int32_t		iOverallMbNum = 0;
-  int32_t		iMbWidth = 0;
-  int32_t		iMbHeight = 0;
-  int32_t		i;
+  int32_t iNumDlayer = (*ppCtx)->pSvcParam->iSpatialLayerNum;
+  int32_t iMbSize[MAX_DEPENDENCY_LAYER] = { 0 };
+  int32_t iOverallMbNum = 0;
+  int32_t iMbWidth = 0;
+  int32_t iMbHeight = 0;
+  int32_t i;
 
   if (iNumDlayer > MAX_DEPENDENCY_LAYER)
     return 1;
@@ -923,14 +923,14 @@
   int32_t iRet = 0;
 
   if (!kbUseSubsetSps) {
-    pSps	= & (pCtx->pSpsArray[kiSpsId]);
+    pSps        = & (pCtx->pSpsArray[kiSpsId]);
   } else {
-    pSubsetSps	= & (pCtx->pSubsetArray[kiSpsId]);
-    pSps			= &pSubsetSps->pSps;
+    pSubsetSps  = & (pCtx->pSubsetArray[kiSpsId]);
+    pSps        = &pSubsetSps->pSps;
   }
 
-  SWelsSvcCodingParam* pParam	= pCtx->pSvcParam;
-  SSpatialLayerConfig* pDlayerParam	= &pParam->sSpatialLayers[iDlayerIndex];
+  SWelsSvcCodingParam* pParam = pCtx->pSvcParam;
+  SSpatialLayerConfig* pDlayerParam = &pParam->sSpatialLayers[iDlayerIndex];
   // Need port pSps/pPps initialization due to spatial scalability changed
   if (!kbUseSubsetSps) {
     iRet = WelsInitSps (pSps, pDlayerParam, &pParam->sDependencyLayers[iDlayerIndex], pParam->uiIntraPeriod,
@@ -1070,25 +1070,25 @@
  * \return  0 - successful; otherwise failed
  */
 static inline int32_t InitDqLayers (sWelsEncCtx** ppCtx, SExistingParasetList* pExistingParasetList) {
-  SWelsSvcCodingParam* pParam	= NULL;
-  SWelsSPS* pSps						= NULL;
-  SSubsetSps* pSubsetSps			= NULL;
-  SWelsPPS* pPps						= NULL;
-  CMemoryAlign* pMa				= NULL;
-  int32_t iDlayerCount					= 0;
-  int32_t iDlayerIndex					= 0;
-  uint32_t iSpsId					= 0;
-  uint32_t iPpsId					= 0;
-  uint32_t iNumRef				= 0;
-  int32_t iResult					= 0;
+  SWelsSvcCodingParam* pParam   = NULL;
+  SWelsSPS* pSps                = NULL;
+  SSubsetSps* pSubsetSps        = NULL;
+  SWelsPPS* pPps                = NULL;
+  CMemoryAlign* pMa             = NULL;
+  int32_t iDlayerCount          = 0;
+  int32_t iDlayerIndex          = 0;
+  uint32_t iSpsId               = 0;
+  uint32_t iPpsId               = 0;
+  uint32_t iNumRef              = 0;
+  int32_t iResult               = 0;
 
   if (NULL == ppCtx || NULL == *ppCtx)
     return 1;
 
-  pMa		= (*ppCtx)->pMemAlign;
-  pParam	= (*ppCtx)->pSvcParam;
-  iDlayerCount	= pParam->iSpatialLayerNum;
-  iNumRef	= pParam->iMaxNumRefFrame;
+  pMa           = (*ppCtx)->pMemAlign;
+  pParam        = (*ppCtx)->pSvcParam;
+  iDlayerCount  = pParam->iSpatialLayerNum;
+  iNumRef       = pParam->iMaxNumRefFrame;
 
   const int32_t kiFeatureStrategyIndex = FME_DEFAULT_FEATURE_INDEX;
   const int32_t kiMe16x16 = ME_DIA_CROSS;
@@ -1098,16 +1098,15 @@
 
   iDlayerIndex			= 0;
   while (iDlayerIndex < iDlayerCount) {
-    SRefList* pRefList			= NULL;
-    uint32_t i					= 0;
-    const int32_t kiWidth			= pParam->sSpatialLayers[iDlayerIndex].iVideoWidth;
-    const int32_t kiHeight		= pParam->sSpatialLayers[iDlayerIndex].iVideoHeight;
-    int32_t iPicWidth			= WELS_ALIGN (kiWidth, MB_WIDTH_LUMA) + (PADDING_LENGTH << 1);	// with iWidth of horizon
-    int32_t iPicChromaWidth	= iPicWidth >> 1;
+    SRefList* pRefList          = NULL;
+    uint32_t i                  = 0;
+    const int32_t kiWidth       = pParam->sSpatialLayers[iDlayerIndex].iVideoWidth;
+    const int32_t kiHeight      = pParam->sSpatialLayers[iDlayerIndex].iVideoHeight;
+    int32_t iPicWidth           = WELS_ALIGN (kiWidth, MB_WIDTH_LUMA) + (PADDING_LENGTH << 1);  // with iWidth of horizon
+    int32_t iPicChromaWidth     = iPicWidth >> 1;
 
-    iPicWidth	= WELS_ALIGN (iPicWidth,
-                            32);	// 32(or 16 for chroma below) to match original imp. here instead of iCacheLineSize
-    iPicChromaWidth	= WELS_ALIGN (iPicChromaWidth, 16);
+    iPicWidth = WELS_ALIGN (iPicWidth, 32); // 32(or 16 for chroma below) to match original imp. here instead of iCacheLineSize
+    iPicChromaWidth = WELS_ALIGN (iPicChromaWidth, 16);
 
     WelsGetEncBlockStrideOffset ((*ppCtx)->pStrideTab->pStrideEncBlockOffset[iDlayerIndex], iPicWidth, iPicChromaWidth);
 
@@ -1128,11 +1127,11 @@
 
   iDlayerIndex	= 0;
   while (iDlayerIndex < iDlayerCount) {
-    SDqLayer* pDqLayer		= NULL;
-    SSpatialLayerConfig* pDlayer	= &pParam->sSpatialLayers[iDlayerIndex];
-    const int32_t kiMbW		= (pDlayer->iVideoWidth + 0x0f) >> 4;
-    const int32_t kiMbH		= (pDlayer->iVideoHeight + 0x0f) >> 4;
-    int32_t iMaxSliceNum	= 1;
+    SDqLayer* pDqLayer              = NULL;
+    SSpatialLayerConfig* pDlayer    = &pParam->sSpatialLayers[iDlayerIndex];
+    const int32_t kiMbW             = (pDlayer->iVideoWidth + 0x0f) >> 4;
+    const int32_t kiMbH             = (pDlayer->iVideoHeight + 0x0f) >> 4;
+    int32_t iMaxSliceNum            = 1;
     const int32_t kiSliceNum = GetInitialSliceNum (kiMbW, kiMbH, &pDlayer->sSliceCfg);
     if (iMaxSliceNum < kiSliceNum)
       iMaxSliceNum = kiSliceNum;
@@ -1143,11 +1142,11 @@
 
     // for dynamic slicing mode
     if (SM_DYN_SLICE == pDlayer->sSliceCfg.uiSliceMode) {
-      const int32_t iSize			= pParam->iCountThreadsNum * sizeof (int32_t);
+      const int32_t iSize                       = pParam->iCountThreadsNum * sizeof (int32_t);
 
-      pDqLayer->pNumSliceCodedOfPartition		= (int32_t*)pMa->WelsMallocz (iSize, "pNumSliceCodedOfPartition");
-      pDqLayer->pLastCodedMbIdxOfPartition	= (int32_t*)pMa->WelsMallocz (iSize, "pLastCodedMbIdxOfPartition");
-      pDqLayer->pLastMbIdxOfPartition			= (int32_t*)pMa->WelsMallocz (iSize, "pLastMbIdxOfPartition");
+      pDqLayer->pNumSliceCodedOfPartition       = (int32_t*)pMa->WelsMallocz (iSize, "pNumSliceCodedOfPartition");
+      pDqLayer->pLastCodedMbIdxOfPartition      = (int32_t*)pMa->WelsMallocz (iSize, "pLastCodedMbIdxOfPartition");
+      pDqLayer->pLastMbIdxOfPartition           = (int32_t*)pMa->WelsMallocz (iSize, "pLastMbIdxOfPartition");
 
       WELS_VERIFY_RETURN_PROC_IF (1,
                                   (NULL == pDqLayer->pNumSliceCodedOfPartition ||
@@ -1156,8 +1155,8 @@
                                   FreeMemorySvc (ppCtx))
     }
 
-    pDqLayer->iMbWidth					= kiMbW;
-    pDqLayer->iMbHeight					= kiMbH;
+    pDqLayer->iMbWidth  = kiMbW;
+    pDqLayer->iMbHeight = kiMbH;
     {
       int32_t iSliceIdx		= 0;
       pDqLayer->sLayerInfo.pSliceInLayer	= (SSlice*)pMa->WelsMallocz (sizeof (SSlice) * iMaxSliceNum, "pSliceInLayer");
@@ -1181,8 +1180,8 @@
       // fix issue in case single pSlice coding might be inclusive exist in variant spatial layer setting, also introducing multi-pSlice modes
       else {	// only one pSlice
         SSlice* pSlice = &pDqLayer->sLayerInfo.pSliceInLayer[0];
-        pSlice->uiSliceIdx	= 0;
-        pSlice->pSliceBsa	= & (*ppCtx)->pOut->sBsWrite;
+        pSlice->uiSliceIdx = 0;
+        pSlice->pSliceBsa  = & (*ppCtx)->pOut->sBsWrite;
         if (AllocMbCacheAligned (&pSlice->sMbCacheInfo, pMa)) {
           FreeMemorySvc (ppCtx);
           return 1;
@@ -1192,11 +1191,11 @@
 
     //deblocking parameters initialization
     //target-layer deblocking
-    pDqLayer->iLoopFilterDisableIdc	                = pParam->iLoopFilterDisableIdc;
-    pDqLayer->iLoopFilterAlphaC0Offset				= (pParam->iLoopFilterAlphaC0Offset) << 1;
-    pDqLayer->iLoopFilterBetaOffset					= (pParam->iLoopFilterBetaOffset) << 1;
+    pDqLayer->iLoopFilterDisableIdc     = pParam->iLoopFilterDisableIdc;
+    pDqLayer->iLoopFilterAlphaC0Offset  = (pParam->iLoopFilterAlphaC0Offset) << 1;
+    pDqLayer->iLoopFilterBetaOffset     = (pParam->iLoopFilterBetaOffset) << 1;
     //parallel deblocking
-    pDqLayer->bDeblockingParallelFlag                  = pParam->bDeblockingParallelFlag;
+    pDqLayer->bDeblockingParallelFlag   = pParam->bDeblockingParallelFlag;
 
     //deblocking parameter adjustment
     if (SM_SINGLE_SLICE == pDlayer->sSliceCfg.uiSliceMode) {
@@ -1278,9 +1277,9 @@
 
   iDlayerIndex	= 0;
   while (iDlayerIndex < iDlayerCount) {
-    SDqIdc* pDqIdc		= & (*ppCtx)->pDqIdcMap[iDlayerIndex];
-    const bool bUseSubsetSps			= (!pParam->bSimulcastAVC) && (iDlayerIndex > BASE_DEPENDENCY_ID);
-    SSpatialLayerConfig* pDlayerParam	= &pParam->sSpatialLayers[iDlayerIndex];
+    SDqIdc* pDqIdc                      = & (*ppCtx)->pDqIdcMap[iDlayerIndex];
+    const bool bUseSubsetSps            = (!pParam->bSimulcastAVC) && (iDlayerIndex > BASE_DEPENDENCY_ID);
+    SSpatialLayerConfig* pDlayerParam   = &pParam->sSpatialLayers[iDlayerIndex];
     bool bSvcBaselayer = (!pParam->bSimulcastAVC) && (iDlayerCount > BASE_DEPENDENCY_ID)
                          && (iDlayerIndex == BASE_DEPENDENCY_ID);
     pDqIdc->uiSpatialId	= iDlayerIndex;
@@ -1403,11 +1402,11 @@
 }
 
 int32_t AllocStrideTables (sWelsEncCtx** ppCtx, const int32_t kiNumSpatialLayers) {
-  CMemoryAlign* pMa				= (*ppCtx)->pMemAlign;
-  SWelsSvcCodingParam* pParam	= (*ppCtx)->pSvcParam;
-  SStrideTables* pPtr				= NULL;
-  int16_t* pTmpRow	= NULL, *pRowX = NULL, *pRowY = NULL, *p = NULL;
-  uint8_t* pBase		= NULL;
+  CMemoryAlign* pMa             = (*ppCtx)->pMemAlign;
+  SWelsSvcCodingParam* pParam   = (*ppCtx)->pSvcParam;
+  SStrideTables* pPtr           = NULL;
+  int16_t* pTmpRow              = NULL, *pRowX = NULL, *pRowY = NULL, *p = NULL;
+  uint8_t* pBase                = NULL;
   uint8_t* pBaseDec = NULL, *pBaseEnc = NULL, *pBaseMbX = NULL, *pBaseMbY = NULL;
   struct {
     int32_t iMbWidth;
@@ -1417,19 +1416,19 @@
   int32_t iLineSizeY[MAX_DEPENDENCY_LAYER][2] = {{ 0 }};
   int32_t iLineSizeUV[MAX_DEPENDENCY_LAYER][2] = {{ 0 }};
   int32_t iMapSpatialIdx[MAX_DEPENDENCY_LAYER][2] = {{ 0 }};
-  int32_t iSizeDec		= 0;
-  int32_t iSizeEnc		= 0;
-  int32_t iCountLayersNeedCs[2]	= {0};
+  int32_t iSizeDec              = 0;
+  int32_t iSizeEnc              = 0;
+  int32_t iCountLayersNeedCs[2] = {0};
   const int32_t kiUnit1Size = 24 * sizeof (int32_t);
-  int32_t iUnit2Size		= 0;
-  int32_t iNeedAllocSize	= 0;
-  int32_t iRowSize		= 0;
-  int16_t iMaxMbWidth	= 0;
-  int16_t iMaxMbHeight	= 0;
-  int32_t i				= 0;
-  int32_t iSpatialIdx		= 0;
-  int32_t iTemporalIdx	= 0;
-  int32_t iCntTid			= 0;
+  int32_t iUnit2Size            = 0;
+  int32_t iNeedAllocSize        = 0;
+  int32_t iRowSize              = 0;
+  int16_t iMaxMbWidth           = 0;
+  int16_t iMaxMbHeight          = 0;
+  int32_t i                     = 0;
+  int32_t iSpatialIdx           = 0;
+  int32_t iTemporalIdx          = 0;
+  int32_t iCntTid               = 0;
 
   if (kiNumSpatialLayers <= 0 || kiNumSpatialLayers > MAX_DEPENDENCY_LAYER)
     return 1;
@@ -1447,8 +1446,8 @@
     const int32_t kiTmpHeight = (pParam->sSpatialLayers[iSpatialIdx].iVideoHeight + 15) >> 4;
     int32_t iNumMb = kiTmpWidth * kiTmpHeight;
 
-    sMbSizeMap[iSpatialIdx].iMbWidth		= kiTmpWidth;
-    sMbSizeMap[iSpatialIdx].iCountMbNum	= iNumMb;
+    sMbSizeMap[iSpatialIdx].iMbWidth    = kiTmpWidth;
+    sMbSizeMap[iSpatialIdx].iCountMbNum = iNumMb;
 
     iNumMb *= sizeof (int16_t);
     sMbSizeMap[iSpatialIdx].iSizeAllMbAlignCache = iNumMb;
@@ -1467,7 +1466,7 @@
       SSpatialLayerConfig* fDlp					= &pParam->sSpatialLayers[iSpatialIdx];
 
       const int32_t kiWidthPad = WELS_ALIGN (fDlp->iVideoWidth, 16) + (PADDING_LENGTH << 1);
-      iLineSizeY[iSpatialIdx][kbBaseTemporalFlag]	= WELS_ALIGN (kiWidthPad, 32);
+      iLineSizeY[iSpatialIdx][kbBaseTemporalFlag]  = WELS_ALIGN (kiWidthPad, 32);
       iLineSizeUV[iSpatialIdx][kbBaseTemporalFlag] = WELS_ALIGN ((kiWidthPad >> 1), 16);
 
       iMapSpatialIdx[iCountLayersNeedCs[kbBaseTemporalFlag]][kbBaseTemporalFlag] = iSpatialIdx;
@@ -1486,10 +1485,10 @@
     return 1;
   }
 
-  pBaseDec = pBase;		// iCountLayersNeedCs
-  pBaseEnc = pBaseDec + iSizeDec;		// iNumSpatialLayers
-  pBaseMbX = pBaseEnc + iSizeEnc;	// iNumSpatialLayers
-  pBaseMbY = pBaseMbX + iUnit2Size;	// iNumSpatialLayers
+  pBaseDec = pBase;                     // iCountLayersNeedCs
+  pBaseEnc = pBaseDec + iSizeDec;       // iNumSpatialLayers
+  pBaseMbX = pBaseEnc + iSizeEnc;       // iNumSpatialLayers
+  pBaseMbY = pBaseMbX + iUnit2Size;     // iNumSpatialLayers
 
   iTemporalIdx = 0;
   while (iTemporalIdx < iCntTid) {
@@ -1498,8 +1497,8 @@
     iSpatialIdx = 0;
     while (iSpatialIdx < iCountLayersNeedCs[kbBaseTemporalFlag]) {
       const int32_t kiActualSpatialIdx = iMapSpatialIdx[iSpatialIdx][kbBaseTemporalFlag];
-      const int32_t kiLumaWidth	= iLineSizeY[kiActualSpatialIdx][kbBaseTemporalFlag];
-      const int32_t kiChromaWidth	= iLineSizeUV[kiActualSpatialIdx][kbBaseTemporalFlag];
+      const int32_t kiLumaWidth        = iLineSizeY[kiActualSpatialIdx][kbBaseTemporalFlag];
+      const int32_t kiChromaWidth      = iLineSizeUV[kiActualSpatialIdx][kbBaseTemporalFlag];
 
       WelsGetEncBlockStrideOffset ((int32_t*)pBaseDec, kiLumaWidth, kiChromaWidth);
 
@@ -1552,10 +1551,10 @@
   while (iSpatialIdx < kiNumSpatialLayers) {
     const int32_t kiAllocMbSize = sMbSizeMap[iSpatialIdx].iSizeAllMbAlignCache;
 
-    pPtr->pStrideEncBlockOffset[iSpatialIdx]	= (int32_t*)pBaseEnc;
+    pPtr->pStrideEncBlockOffset[iSpatialIdx]    = (int32_t*)pBaseEnc;
 
-    pPtr->pMbIndexX[iSpatialIdx]				= (int16_t*)pBaseMbX;
-    pPtr->pMbIndexY[iSpatialIdx]				= (int16_t*)pBaseMbY;
+    pPtr->pMbIndexX[iSpatialIdx]                = (int16_t*)pBaseMbX;
+    pPtr->pMbIndexY[iSpatialIdx]                = (int16_t*)pBaseMbY;
 
     pBaseEnc += kiUnit1Size;
     pBaseMbX += kiAllocMbSize;
@@ -1565,11 +1564,11 @@
   }
 
   while (iSpatialIdx < MAX_DEPENDENCY_LAYER) {
-    pPtr->pStrideDecBlockOffset[iSpatialIdx][0]	= NULL;
-    pPtr->pStrideDecBlockOffset[iSpatialIdx][1]	= NULL;
-    pPtr->pStrideEncBlockOffset[iSpatialIdx]		= NULL;
-    pPtr->pMbIndexX[iSpatialIdx]					= NULL;
-    pPtr->pMbIndexY[iSpatialIdx]					= NULL;
+    pPtr->pStrideDecBlockOffset[iSpatialIdx][0] = NULL;
+    pPtr->pStrideDecBlockOffset[iSpatialIdx][1] = NULL;
+    pPtr->pStrideEncBlockOffset[iSpatialIdx]    = NULL;
+    pPtr->pMbIndexX[iSpatialIdx]                = NULL;
+    pPtr->pMbIndexY[iSpatialIdx]                = NULL;
 
     ++ iSpatialIdx;
   }
@@ -1576,9 +1575,9 @@
 
   // initialize pMbIndexX and pMbIndexY tables as below
 
-  iMaxMbWidth	= sMbSizeMap[kiNumSpatialLayers - 1].iMbWidth;
-  iMaxMbWidth	= WELS_ALIGN (iMaxMbWidth, 4);	// 4 loops for int16_t required introduced as below
-  iRowSize		= iMaxMbWidth * sizeof (int16_t);
+  iMaxMbWidth   = sMbSizeMap[kiNumSpatialLayers - 1].iMbWidth;
+  iMaxMbWidth   = WELS_ALIGN (iMaxMbWidth, 4);  // 4 loops for int16_t required introduced as below
+  iRowSize      = iMaxMbWidth * sizeof (int16_t);
 
   pTmpRow = (int16_t*)pMa->WelsMalloc (iRowSize, "pTmpRow");
   if (NULL == pTmpRow) {
@@ -1590,10 +1589,10 @@
   i = 0;
   p = pRowX;
   while (i < iMaxMbWidth) {
-    *p		= i;
-    * (p + 1)	= 1 + i;
-    * (p + 2)	= 2 + i;
-    * (p + 3)	= 3 + i;
+    *p          = i;
+    * (p + 1)   = 1 + i;
+    * (p + 2)   = 2 + i;
+    * (p + 3)   = 3 + i;
 
     p += 4;
     i += 4;
@@ -1602,9 +1601,9 @@
   iSpatialIdx = kiNumSpatialLayers;
   while (--iSpatialIdx >= 0) {
     int16_t* pMbIndexX = pPtr->pMbIndexX[iSpatialIdx];
-    const int32_t kiMbWidth	= sMbSizeMap[iSpatialIdx].iMbWidth;
-    const int32_t kiMbHeight	= sMbSizeMap[iSpatialIdx].iCountMbNum / kiMbWidth;
-    const int32_t kiLineSize	= kiMbWidth * sizeof (int16_t);
+    const int32_t kiMbWidth     = sMbSizeMap[iSpatialIdx].iMbWidth;
+    const int32_t kiMbHeight    = sMbSizeMap[iSpatialIdx].iCountMbNum / kiMbWidth;
+    const int32_t kiLineSize    = kiMbWidth * sizeof (int16_t);
 
     i = 0;
     while (i < kiMbHeight) {
@@ -1625,9 +1624,9 @@
     int16_t j = 0;
 
     for (iSpatialIdx = kiNumSpatialLayers - 1; iSpatialIdx >= 0; -- iSpatialIdx) {
-      const int32_t kiMbWidth	= sMbSizeMap[iSpatialIdx].iMbWidth;
+      const int32_t kiMbWidth  = sMbSizeMap[iSpatialIdx].iMbWidth;
       const int32_t kiMbHeight = sMbSizeMap[iSpatialIdx].iCountMbNum / kiMbWidth;
-      const int32_t kiLineSize	= kiMbWidth * sizeof (int16_t);
+      const int32_t kiLineSize = kiMbWidth * sizeof (int16_t);
       int16_t* pMbIndexY = pPtr->pMbIndexY[iSpatialIdx] + i * kiMbWidth;
 
       if (i < kiMbHeight) {
@@ -1709,22 +1708,22 @@
   iMvdRange = WELS_MIN (iMvdRange, iFixMvdRange);
 }
 int32_t RequestMemorySvc (sWelsEncCtx** ppCtx, SExistingParasetList* pExistingParasetList) {
-  SWelsSvcCodingParam* pParam	= (*ppCtx)->pSvcParam;
-  CMemoryAlign* pMa				= (*ppCtx)->pMemAlign;
-  SSpatialLayerConfig* pFinalSpatial	= NULL;
-  int32_t iCountBsLen			= 0;
-  int32_t iCountNals				= 0;
-  int32_t iMaxPicWidth			= 0;
-  int32_t iMaxPicHeight			= 0;
-  int32_t iCountMaxMbNum		= 0;
-  int32_t iIndex					= 0;
-  int32_t iCountLayers			= 0;
-  int32_t iResult					= 0;
-  float	fCompressRatioThr		= .5f;
-  const int32_t kiNumDependencyLayers	= pParam->iSpatialLayerNum;
-  int32_t iVclLayersBsSizeCount		= 0;
-  int32_t iNonVclLayersBsSizeCount	= 0;
-  int32_t iTargetSpatialBsSize			= 0;
+  SWelsSvcCodingParam* pParam           = (*ppCtx)->pSvcParam;
+  CMemoryAlign* pMa                     = (*ppCtx)->pMemAlign;
+  SSpatialLayerConfig* pFinalSpatial    = NULL;
+  int32_t iCountBsLen                   = 0;
+  int32_t iCountNals                    = 0;
+  int32_t iMaxPicWidth                  = 0;
+  int32_t iMaxPicHeight                 = 0;
+  int32_t iCountMaxMbNum                = 0;
+  int32_t iIndex                        = 0;
+  int32_t iCountLayers                  = 0;
+  int32_t iResult                       = 0;
+  float fCompressRatioThr               = .5f;
+  const int32_t kiNumDependencyLayers   = pParam->iSpatialLayerNum;
+  int32_t iVclLayersBsSizeCount         = 0;
+  int32_t iNonVclLayersBsSizeCount      = 0;
+  int32_t iTargetSpatialBsSize          = 0;
 
   if (kiNumDependencyLayers < 1 || kiNumDependencyLayers > MAX_DEPENDENCY_LAYER) {
     WelsLog (& (*ppCtx)->sLogCtx, WELS_LOG_WARNING, "RequestMemorySvc() failed due to invalid iNumDependencyLayers(%d)!",
@@ -1741,9 +1740,9 @@
     return 1;
   }
 
-  pFinalSpatial	= &pParam->sSpatialLayers[kiNumDependencyLayers - 1];
-  iMaxPicWidth	= pFinalSpatial->iVideoWidth;
-  iMaxPicHeight	= pFinalSpatial->iVideoHeight;
+  pFinalSpatial = &pParam->sSpatialLayers[kiNumDependencyLayers - 1];
+  iMaxPicWidth  = pFinalSpatial->iVideoWidth;
+  iMaxPicHeight = pFinalSpatial->iVideoHeight;
   iCountMaxMbNum = ((15 + iMaxPicWidth) >> 4) * ((15 + iMaxPicHeight) >> 4);
 
   iResult = AcquireLayersNals (ppCtx, pParam, &iCountLayers, &iCountNals);
@@ -1780,15 +1779,15 @@
   // Output
   (*ppCtx)->pOut = (SWelsEncoderOutput*)pMa->WelsMalloc (sizeof (SWelsEncoderOutput), "SWelsEncoderOutput");
   WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pOut), FreeMemorySvc (ppCtx))
-  (*ppCtx)->pOut->pBsBuffer    = (uint8_t*)pMa->WelsMalloc (iCountBsLen, "pOut->pBsBuffer");
+  (*ppCtx)->pOut->pBsBuffer = (uint8_t*)pMa->WelsMalloc (iCountBsLen, "pOut->pBsBuffer");
   WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pOut->pBsBuffer), FreeMemorySvc (ppCtx))
-  (*ppCtx)->pOut->uiSize      = iCountBsLen;
-  (*ppCtx)->pOut->sNalList		= (SWelsNalRaw*)pMa->WelsMalloc (iCountNals * sizeof (SWelsNalRaw), "pOut->sNalList");
+  (*ppCtx)->pOut->uiSize = iCountBsLen;
+  (*ppCtx)->pOut->sNalList = (SWelsNalRaw*)pMa->WelsMalloc (iCountNals * sizeof (SWelsNalRaw), "pOut->sNalList");
   WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pOut->sNalList), FreeMemorySvc (ppCtx))
-  (*ppCtx)->pOut->pNalLen     = (int32_t*)pMa->WelsMallocz (iCountNals * sizeof (int32_t), "pOut->pNalLen");
+  (*ppCtx)->pOut->pNalLen = (int32_t*)pMa->WelsMallocz (iCountNals * sizeof (int32_t), "pOut->pNalLen");
   WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pOut->pNalLen), FreeMemorySvc (ppCtx))
-  (*ppCtx)->pOut->iCountNals		= iCountNals;
-  (*ppCtx)->pOut->iNalIndex		= 0;
+  (*ppCtx)->pOut->iCountNals = iCountNals;
+  (*ppCtx)->pOut->iNalIndex = 0;
 
   if (pParam->iMultipleThreadIdc > 1) {
     const int32_t iTotalLength = iCountBsLen + (iTargetSpatialBsSize * ((*ppCtx)->iMaxSliceCount - 1));
@@ -1929,9 +1928,9 @@
 
   int32_t iMvdRange = 0;
   GetMvMvdRange (pParam, (*ppCtx)->iMvRange, iMvdRange);
-  const uint32_t kuiMvdInterTableSize	= (iMvdRange << 2); //intepel*4=qpel
-  const uint32_t kuiMvdInterTableStride	=  1 + (kuiMvdInterTableSize << 1);//qpel_mv_range*2=(+/-);
-  const uint32_t kuiMvdCacheAlignedSize	= kuiMvdInterTableStride * sizeof (uint16_t);
+  const uint32_t kuiMvdInterTableSize   = (iMvdRange << 2); //intepel*4=qpel
+  const uint32_t kuiMvdInterTableStride =  1 + (kuiMvdInterTableSize << 1);//qpel_mv_range*2=(+/-);
+  const uint32_t kuiMvdCacheAlignedSize = kuiMvdInterTableStride * sizeof (uint16_t);
 
   (*ppCtx)->iMvdCostTableSize = kuiMvdInterTableSize;
   (*ppCtx)->iMvdCostTableStride = kuiMvdInterTableStride;
@@ -2227,13 +2226,13 @@
   uint16_t iMaxSliceCount = 0;
 
   do {
-    SSpatialLayerConfig* pDlp				= &pCodingParam->sSpatialLayers[iSpatialIdx];
-    SSliceConfig* pMso			= &pDlp->sSliceCfg;
-    SSliceArgument* pSlcArg			= &pMso->sSliceArgument;
-    const int32_t kiMbWidth			= (pDlp->iVideoWidth + 15) >> 4;
-    const int32_t kiMbHeight			= (pDlp->iVideoHeight + 15) >> 4;
-    const int32_t kiMbNumInFrame	= kiMbWidth * kiMbHeight;
-    int32_t iSliceNum				= (SM_AUTO_SLICE == pMso->uiSliceMode) ? kiCpuCores : pSlcArg->uiSliceNum;
+    SSpatialLayerConfig* pDlp           = &pCodingParam->sSpatialLayers[iSpatialIdx];
+    SSliceConfig* pMso                  = &pDlp->sSliceCfg;
+    SSliceArgument* pSlcArg             = &pMso->sSliceArgument;
+    const int32_t kiMbWidth             = (pDlp->iVideoWidth + 15) >> 4;
+    const int32_t kiMbHeight            = (pDlp->iVideoHeight + 15) >> 4;
+    const int32_t kiMbNumInFrame        = kiMbWidth * kiMbHeight;
+    int32_t iSliceNum                   = (SM_AUTO_SLICE == pMso->uiSliceMode) ? kiCpuCores : pSlcArg->uiSliceNum;
     // NOTE: Per design, in case MT/DYNAMIC_SLICE_ASSIGN enabled, for SM_FIXEDSLCNUM_SLICE mode,
     // uiSliceNum of current spatial layer settings equals to uiCpuCores number; SM_DYN_SLICE mode,
     // uiSliceNum intials as uiCpuCores also, stay tuned dynamically slicing in future
@@ -2430,10 +2429,10 @@
  */
 int32_t WelsInitEncoderExt (sWelsEncCtx** ppCtx, SWelsSvcCodingParam* pCodingParam, SLogContext* pLogCtx,
                             SExistingParasetList* pExistingParasetList) {
-  sWelsEncCtx* pCtx		= NULL;
-  int32_t	iRet					= 0;
-  int16_t iSliceNum				= 1;	// number of slices used
-  int32_t iCacheLineSize			= 16;	// on chip cache line size in byte
+  sWelsEncCtx* pCtx      = NULL;
+  int32_t iRet           = 0;
+  int16_t iSliceNum      = 1;    // number of slices used
+  int32_t iCacheLineSize = 16;   // on chip cache line size in byte
   uint32_t uiCpuFeatureFlags = 0;
   if (NULL == ppCtx || NULL == pCodingParam) {
     WelsLog (pLogCtx, WELS_LOG_ERROR, "WelsInitEncoderExt(), NULL == ppCtx(0x%p) or NULL == pCodingParam(0x%p).",
@@ -2554,7 +2553,7 @@
       if (iCount > 0) {
         int32_t iCountNumIMb = pCtx->sStatData[i][j].sSliceData.iMbCount[I_SLICE][Intra4x4] +
                                pCtx->sStatData[i][j].sSliceData.iMbCount[I_SLICE][Intra16x16] + pCtx->sStatData[i][j].sSliceData.iMbCount[I_SLICE][7];
-        int32_t iCountNumPMb	=	pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][Intra4x4] +
+        int32_t iCountNumPMb =  pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][Intra4x4] +
                                 pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][Intra16x16] +
                                 pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][7] +
                                 pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][Inter16x16] +
@@ -2563,7 +2562,7 @@
                                 pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][Inter8x8] +
                                 pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][10] +
                                 pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][PSkip];
-        int32_t count_p_mbL0 = 	pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][Inter16x16] +
+        int32_t count_p_mbL0 =  pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][Inter16x16] +
                                 pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][Inter16x8] +
                                 pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][Inter8x16] +
                                 pCtx->sStatData[i][j].sSliceData.iMbCount[P_SLICE][Inter8x8] +
@@ -2670,16 +2669,16 @@
 }
 
 void DynslcUpdateMbNeighbourInfoListForAllSlices (SSliceCtx* pSliceCtx, SMB* pMbList) {
-  const int32_t kiMbWidth			= pSliceCtx->iMbWidth;
-  const int32_t kiEndMbInSlice	= pSliceCtx->iMbNumInFrame - 1;
-  int32_t  iIdx					= 0;
+  const int32_t kiMbWidth       = pSliceCtx->iMbWidth;
+  const int32_t kiEndMbInSlice  = pSliceCtx->iMbNumInFrame - 1;
+  int32_t  iIdx                 = 0;
 
   do {
     SMB* pMb = &pMbList[iIdx];
-    uint32_t uiNeighborAvailFlag	= 0;
-    const int32_t kiMbXY				= pMb->iMbXY;
-    const int32_t kiMbX				= pMb->iMbX;
-    const int32_t kiMbY				= pMb->iMbY;
+    uint32_t uiNeighborAvailFlag        = 0;
+    const int32_t kiMbXY                = pMb->iMbXY;
+    const int32_t kiMbX                 = pMb->iMbX;
+    const int32_t kiMbY                 = pMb->iMbY;
     bool     bLeft;
     bool     bTop;
     bool     bLeftTop;
@@ -2730,8 +2729,8 @@
 
 void WelsInitCurrentQBLayerMltslc (sWelsEncCtx* pCtx) {
   //pData init
-  SDqLayer*		pCurDq				= pCtx->pCurDqLayer;
-  SSliceCtx*	pSliceCtx			= (pCurDq->pSliceEncCtx);
+  SDqLayer*  pCurDq    = pCtx->pCurDqLayer;
+  SSliceCtx* pSliceCtx = (pCurDq->pSliceEncCtx);
 
   //mb_neighbor
   DynslcUpdateMbNeighbourInfoListForAllSlices (pSliceCtx, pCurDq->sMbDataP);
@@ -2738,10 +2737,10 @@
 }
 
 void UpdateSlicepEncCtxWithPartition (SSliceCtx* pSliceCtx, int32_t iPartitionNum) {
-  const int32_t kiMbNumInFrame	= pSliceCtx->iMbNumInFrame;
-  int32_t iCountMbNumPerPartition	= kiMbNumInFrame;
-  int32_t iAssignableMbLeft		= kiMbNumInFrame;
-  int32_t iFirstMbIdx			= 0;
+  const int32_t kiMbNumInFrame          = pSliceCtx->iMbNumInFrame;
+  int32_t iCountMbNumPerPartition       = kiMbNumInFrame;
+  int32_t iAssignableMbLeft             = kiMbNumInFrame;
+  int32_t iFirstMbIdx                   = 0;
   int32_t i/*, j*/;
 
   if (iPartitionNum <= 0)
@@ -2770,15 +2769,15 @@
 }
 
 void WelsInitCurrentDlayerMltslc (sWelsEncCtx* pCtx, int32_t iPartitionNum) {
-  SDqLayer* pCurDq				= pCtx->pCurDqLayer;
-  SSliceCtx* pSliceCtx		= pCurDq->pSliceEncCtx;
+  SDqLayer* pCurDq      = pCtx->pCurDqLayer;
+  SSliceCtx* pSliceCtx  = pCurDq->pSliceEncCtx;
 
   UpdateSlicepEncCtxWithPartition (pSliceCtx, iPartitionNum);
 
   if (I_SLICE == pCtx->eSliceType) { //check if uiSliceSizeConstraint too small
 #define byte_complexIMBat26 (60)
-    uint8_t		iCurDid = pCtx->uiDependencyId;
-    uint32_t	uiFrmByte = 0;
+    uint8_t iCurDid    = pCtx->uiDependencyId;
+    uint32_t uiFrmByte = 0;
 
     if (pCtx->pSvcParam->iRCMode != RC_OFF_MODE) {
       //RC case
@@ -2826,20 +2825,20 @@
 void WelsInitCurrentLayer (sWelsEncCtx* pCtx,
                            const int32_t kiWidth,
                            const int32_t kiHeight) {
-  SWelsSvcCodingParam* pParam	= pCtx->pSvcParam;
-  SPicture* pEncPic					= pCtx->pEncPic;
-  SPicture* pDecPic					= pCtx->pDecPic;
-  SDqLayer* pCurDq				= pCtx->pCurDqLayer;
-  SSlice* pBaseSlice				= &pCurDq->sLayerInfo.pSliceInLayer[0];
-  SSlice* pSlice					= NULL;
-  const uint8_t kiCurDid			= pCtx->uiDependencyId;
+  SWelsSvcCodingParam* pParam   = pCtx->pSvcParam;
+  SPicture* pEncPic             = pCtx->pEncPic;
+  SPicture* pDecPic             = pCtx->pDecPic;
+  SDqLayer* pCurDq              = pCtx->pCurDqLayer;
+  SSlice* pBaseSlice            = &pCurDq->sLayerInfo.pSliceInLayer[0];
+  SSlice* pSlice                = NULL;
+  const uint8_t kiCurDid        = pCtx->uiDependencyId;
   const bool kbUseSubsetSpsFlag = (!pParam->bSimulcastAVC) && (kiCurDid > BASE_DEPENDENCY_ID);
-  SSpatialLayerConfig* fDlp				= &pParam->sSpatialLayers[kiCurDid];
-  SNalUnitHeaderExt* pNalHdExt	= &pCurDq->sLayerInfo.sNalHeaderExt;
-  SNalUnitHeader* pNalHd			= &pNalHdExt->sNalUnitHeader;
-  SDqIdc* pDqIdc						= &pCtx->pDqIdcMap[kiCurDid];
-  int32_t iIdx						= 0;
-  int32_t iSliceCount				= 0;
+  SSpatialLayerConfig* fDlp     = &pParam->sSpatialLayers[kiCurDid];
+  SNalUnitHeaderExt* pNalHdExt  = &pCurDq->sLayerInfo.sNalHeaderExt;
+  SNalUnitHeader* pNalHd        = &pNalHdExt->sNalUnitHeader;
+  SDqIdc* pDqIdc                = &pCtx->pDqIdcMap[kiCurDid];
+  int32_t iIdx                  = 0;
+  int32_t iSliceCount           = 0;
 
   if (NULL == pCurDq)
     return;
@@ -2859,19 +2858,19 @@
     iCurPpsId = pCtx->sPSOVector.iPpsIdList[pDqIdc->iPpsId][WELS_ABS (pCtx->uiIdrPicId - 1) % MAX_PPS_COUNT];
   }
 
-  pBaseSlice->sSliceHeaderExt.sSliceHeader.iPpsId	= iCurPpsId;
-  pCurDq->sLayerInfo.pPpsP							=
-    pBaseSlice->sSliceHeaderExt.sSliceHeader.pPps		= &pCtx->pPPSArray[iCurPpsId];
+  pBaseSlice->sSliceHeaderExt.sSliceHeader.iPpsId       = iCurPpsId;
+  pCurDq->sLayerInfo.pPpsP                              =
+    pBaseSlice->sSliceHeaderExt.sSliceHeader.pPps       = &pCtx->pPPSArray[iCurPpsId];
 
-  pBaseSlice->sSliceHeaderExt.sSliceHeader.iSpsId	= iCurSpsId;
+  pBaseSlice->sSliceHeaderExt.sSliceHeader.iSpsId       = iCurSpsId;
   if (kbUseSubsetSpsFlag) {
-    pCurDq->sLayerInfo.pSubsetSpsP					= &pCtx->pSubsetArray[iCurSpsId];
-    pCurDq->sLayerInfo.pSpsP						=
-      pBaseSlice->sSliceHeaderExt.sSliceHeader.pSps	= &pCurDq->sLayerInfo.pSubsetSpsP->pSps;
+    pCurDq->sLayerInfo.pSubsetSpsP                      = &pCtx->pSubsetArray[iCurSpsId];
+    pCurDq->sLayerInfo.pSpsP                            =
+      pBaseSlice->sSliceHeaderExt.sSliceHeader.pSps     = &pCurDq->sLayerInfo.pSubsetSpsP->pSps;
   } else {
-    pCurDq->sLayerInfo.pSubsetSpsP					= NULL;
-    pCurDq->sLayerInfo.pSpsP						=
-      pBaseSlice->sSliceHeaderExt.sSliceHeader.pSps	= &pCtx->pSpsArray[iCurSpsId];
+    pCurDq->sLayerInfo.pSubsetSpsP                      = NULL;
+    pCurDq->sLayerInfo.pSpsP                            =
+      pBaseSlice->sSliceHeaderExt.sSliceHeader.pSps     = &pCtx->pSpsArray[iCurSpsId];
   }
 
   pSlice = pBaseSlice;
@@ -2878,24 +2877,24 @@
   iIdx = 1;
   while (iIdx < iSliceCount) {
     ++ pSlice;
-    pSlice->sSliceHeaderExt.sSliceHeader.iPpsId	= pBaseSlice->sSliceHeaderExt.sSliceHeader.iPpsId;
-    pSlice->sSliceHeaderExt.sSliceHeader.pPps	= pBaseSlice->sSliceHeaderExt.sSliceHeader.pPps;
-    pSlice->sSliceHeaderExt.sSliceHeader.iSpsId	= pBaseSlice->sSliceHeaderExt.sSliceHeader.iSpsId;
-    pSlice->sSliceHeaderExt.sSliceHeader.pSps	= pBaseSlice->sSliceHeaderExt.sSliceHeader.pSps;
+    pSlice->sSliceHeaderExt.sSliceHeader.iPpsId = pBaseSlice->sSliceHeaderExt.sSliceHeader.iPpsId;
+    pSlice->sSliceHeaderExt.sSliceHeader.pPps   = pBaseSlice->sSliceHeaderExt.sSliceHeader.pPps;
+    pSlice->sSliceHeaderExt.sSliceHeader.iSpsId = pBaseSlice->sSliceHeaderExt.sSliceHeader.iSpsId;
+    pSlice->sSliceHeaderExt.sSliceHeader.pSps   = pBaseSlice->sSliceHeaderExt.sSliceHeader.pSps;
     ++ iIdx;
   }
 
   memset (pNalHdExt, 0, sizeof (SNalUnitHeaderExt));
-  pNalHd->uiNalRefIdc					= pCtx->eNalPriority;
-  pNalHd->eNalUnitType				= pCtx->eNalType;
+  pNalHd->uiNalRefIdc                   = pCtx->eNalPriority;
+  pNalHd->eNalUnitType                  = pCtx->eNalType;
 
-  pNalHdExt->uiDependencyId			= kiCurDid;
-  pNalHdExt->bDiscardableFlag		= (pCtx->bNeedPrefixNalFlag) ? (pNalHd->uiNalRefIdc == NRI_PRI_LOWEST) : false;
-  pNalHdExt->bIdrFlag				= (pCtx->iFrameNum == 0) && ((pCtx->eNalType == NAL_UNIT_CODED_SLICE_IDR)
-                              || (pCtx->eSliceType == I_SLICE));
-  pNalHdExt->uiTemporalId				= pCtx->uiTemporalId;
+  pNalHdExt->uiDependencyId             = kiCurDid;
+  pNalHdExt->bDiscardableFlag           = (pCtx->bNeedPrefixNalFlag) ? (pNalHd->uiNalRefIdc == NRI_PRI_LOWEST) : false;
+  pNalHdExt->bIdrFlag                   = (pCtx->iFrameNum == 0) && ((pCtx->eNalType == NAL_UNIT_CODED_SLICE_IDR)
+                                          || (pCtx->eSliceType == I_SLICE));
+  pNalHdExt->uiTemporalId               = pCtx->uiTemporalId;
 
-  pBaseSlice->bSliceHeaderExtFlag	= (NAL_UNIT_CODED_SLICE_EXT == pNalHd->eNalUnitType);
+  pBaseSlice->bSliceHeaderExtFlag       = (NAL_UNIT_CODED_SLICE_EXT == pNalHd->eNalUnitType);
 
   pSlice = pBaseSlice;
   iIdx = 1;
@@ -2906,19 +2905,19 @@
   }
 
   // pEncPic pData
-  pCurDq->pEncData[0]		= pEncPic->pData[0];
-  pCurDq->pEncData[1]		= pEncPic->pData[1];
-  pCurDq->pEncData[2]		= pEncPic->pData[2];
-  pCurDq->iEncStride[0]	= pEncPic->iLineSize[0];
-  pCurDq->iEncStride[1]	= pEncPic->iLineSize[1];
-  pCurDq->iEncStride[2]	= pEncPic->iLineSize[2];
+  pCurDq->pEncData[0]   = pEncPic->pData[0];
+  pCurDq->pEncData[1]   = pEncPic->pData[1];
+  pCurDq->pEncData[2]   = pEncPic->pData[2];
+  pCurDq->iEncStride[0] = pEncPic->iLineSize[0];
+  pCurDq->iEncStride[1] = pEncPic->iLineSize[1];
+  pCurDq->iEncStride[2] = pEncPic->iLineSize[2];
   // cs pData
-  pCurDq->pCsData[0]		= pDecPic->pData[0];
-  pCurDq->pCsData[1]		= pDecPic->pData[1];
-  pCurDq->pCsData[2]		= pDecPic->pData[2];
-  pCurDq->iCsStride[0]	= pDecPic->iLineSize[0];
-  pCurDq->iCsStride[1]	= pDecPic->iLineSize[1];
-  pCurDq->iCsStride[2]	= pDecPic->iLineSize[2];
+  pCurDq->pCsData[0]    = pDecPic->pData[0];
+  pCurDq->pCsData[1]    = pDecPic->pData[1];
+  pCurDq->pCsData[2]    = pDecPic->pData[2];
+  pCurDq->iCsStride[0]  = pDecPic->iLineSize[0];
+  pCurDq->iCsStride[1]  = pDecPic->iLineSize[1];
+  pCurDq->iCsStride[2]  = pDecPic->iLineSize[2];
 
   if (pCurDq->pRefLayer != NULL) {
     pCurDq->bBaseLayerAvailableFlag	= true;
@@ -2970,9 +2969,9 @@
 
 
 void PreprocessSliceCoding (sWelsEncCtx* pCtx) {
-  SDqLayer* pCurLayer		= pCtx->pCurDqLayer;
-  //const bool kbBaseAvail	= pCurLayer->bBaseLayerAvailableFlag;
-  const bool kbHighestSpatialLayer	=
+  SDqLayer* pCurLayer           = pCtx->pCurDqLayer;
+  //const bool kbBaseAvail      = pCurLayer->bBaseLayerAvailableFlag;
+  const bool kbHighestSpatialLayer =
     (pCtx->pSvcParam->iSpatialLayerNum == (pCurLayer->sLayerInfo.sNalHeaderExt.uiDependencyId + 1));
   SWelsFuncPtrList* pFuncList = pCtx->pFuncList;
   SLogContext* pLogCtx = & (pCtx->sLogCtx);
@@ -3090,13 +3089,13 @@
 
 static inline void WelsSwapDqLayers (sWelsEncCtx* pCtx) {
   // swap and assign reference
-  const int32_t kiDid			= pCtx->uiDependencyId;
-  const int32_t kiNextDqIdx   = 1 + kiDid;
+  const int32_t kiDid           = pCtx->uiDependencyId;
+  const int32_t kiNextDqIdx     = 1 + kiDid;
 
-  SDqLayer* pTmpLayer			= pCtx->ppDqLayerList[kiNextDqIdx];
-  SDqLayer* pRefLayer			= pCtx->pCurDqLayer;
-  pCtx->pCurDqLayer				= pTmpLayer;
-  pCtx->pCurDqLayer->pRefLayer	= pRefLayer;
+  SDqLayer* pTmpLayer           = pCtx->ppDqLayerList[kiNextDqIdx];
+  SDqLayer* pRefLayer           = pCtx->pCurDqLayer;
+  pCtx->pCurDqLayer             = pTmpLayer;
+  pCtx->pCurDqLayer->pRefLayer  = pRefLayer;
 }
 
 /*!
@@ -3111,12 +3110,12 @@
   assert (kiSliceCount > 0);
   if (keFrameType != videoFrameTypeIDR) {
     assert (pCtx->iNumRef0 > 0);
-    pCtx->pRefPic	= pCtx->pRefList0[0];	// always get item 0 due to reordering done
-    pCtx->pCurDqLayer->pRefPic	= pCtx->pRefPic;
-    uiRefIdx	= 0;	// reordered reference iIndex
-  } else {	// safe for IDR coding
-    pCtx->pRefPic					= NULL;
-    pCtx->pCurDqLayer->pRefPic	= NULL;
+    pCtx->pRefPic               = pCtx->pRefList0[0];   // always get item 0 due to reordering done
+    pCtx->pCurDqLayer->pRefPic  = pCtx->pRefPic;
+    uiRefIdx                    = 0;                    // reordered reference iIndex
+  } else { // safe for IDR coding
+    pCtx->pRefPic               = NULL;
+    pCtx->pCurDqLayer->pRefPic  = NULL;
   }
 
   iIdx = 0;
@@ -3132,17 +3131,17 @@
                                 const uint32_t kuiMaxIdInBs) { //paraset_type = 0: SPS; =1: PPS
   //SPS_ID in avc_sps and pSubsetSps will be different using this
   //SPS_ID case example:
-  //1st enter:		next_spsid_in_bs == 0; spsid == 0; delta==0;				//actual spsid_in_bs == 0
-  //1st finish:		next_spsid_in_bs == 1;
-  //2nd enter:	next_spsid_in_bs == 1; spsid == 0; delta==1;				//actual spsid_in_bs == 1
-  //2nd finish:		next_spsid_in_bs == 2;
-  //31st enter:	next_spsid_in_bs == 31; spsid == 0~2; delta==31~29;	//actual spsid_in_bs == 31
-  //31st finish:	next_spsid_in_bs == 0;
-  //31st enter:	next_spsid_in_bs == 0; spsid == 0~2; delta==-2~0;		//actual spsid_in_bs == 0
-  //31st finish:	next_spsid_in_bs == 1;
+  //1st enter:  next_spsid_in_bs == 0; spsid == 0; delta==0;            //actual spsid_in_bs == 0
+  //1st finish: next_spsid_in_bs == 1;
+  //2nd enter:  next_spsid_in_bs == 1; spsid == 0; delta==1;            //actual spsid_in_bs == 1
+  //2nd finish: next_spsid_in_bs == 2;
+  //31st enter: next_spsid_in_bs == 31; spsid == 0~2; delta==31~29;     //actual spsid_in_bs == 31
+  //31st finish:next_spsid_in_bs == 0;
+  //31st enter: next_spsid_in_bs == 0; spsid == 0~2; delta==-2~0;       //actual spsid_in_bs == 0
+  //31st finish:next_spsid_in_bs == 1;
 
-  const int32_t kiEncId			= kiCurEncoderParaSetId;
-  uint32_t uiNextIdInBs			= sParaSetOffsetVariable->uiNextParaSetIdToUseInBs;
+  const int32_t kiEncId = kiCurEncoderParaSetId;
+  uint32_t uiNextIdInBs = sParaSetOffsetVariable->uiNextParaSetIdToUseInBs;
 
   //update current layer's pCodingParam
   sParaSetOffsetVariable->iParaSetIdDelta[kiEncId]	= uiNextIdInBs -
@@ -3225,12 +3224,12 @@
  * \return  writing results, success or error
  */
 int32_t WelsWriteParameterSets (sWelsEncCtx* pCtx, int32_t* pNalLen, int32_t* pNumNal, int32_t* pTotalLength) {
-  int32_t iSize	= 0;
-  int32_t iNal	= 0;
-  int32_t	iIdx	= 0;
-  int32_t iId	= 0;
-  int32_t iCountNal	= 0;
-  int32_t iNalLength	= 0;
+  int32_t iSize = 0;
+  int32_t iNal  = 0;
+  int32_t iIdx  = 0;
+  int32_t iId   = 0;
+  int32_t iCountNal     = 0;
+  int32_t iNalLength    = 0;
   int32_t iReturn = ENC_RETURN_SUCCESS;
 
   if (NULL == pCtx || NULL == pNalLen || NULL == pNumNal)
@@ -3298,8 +3297,8 @@
     WELS_VERIFY_RETURN_IFNEQ (iReturn, ENC_RETURN_SUCCESS)
     pNalLen[iCountNal] = iNalLength;
 
-    pCtx->iPosBsBuffer	+= iNalLength;
-    iSize				+= iNalLength;
+    pCtx->iPosBsBuffer  += iNalLength;
+    iSize               += iNalLength;
 
     ++ iIdx;
     ++ iCountNal;
@@ -3384,13 +3383,13 @@
 
 int32_t WritePadding (sWelsEncCtx* pCtx, int32_t iLen, int32_t& iSize) {
   int32_t i = 0;
-  int32_t iNal	= 0;
-  SBitStringAux*	pBs = NULL;
+  int32_t iNal = 0;
+  SBitStringAux* pBs = NULL;
   int32_t iNalLen;
 
   iSize = 0;
-  iNal	= pCtx->pOut->iNalIndex;
-  pBs	=	&pCtx->pOut->sBsWrite;	// SBitStringAux instance for non VCL NALs decoding
+  iNal  = pCtx->pOut->iNalIndex;
+  pBs   = &pCtx->pOut->sBsWrite;  // SBitStringAux instance for non VCL NALs decoding
 
   if ((pBs->pEndBuf - pBs->pCurBuf) < iLen || iNal >= pCtx->pOut->iCountNals) {
 #if GOM_TRACE_FLAG
@@ -3416,8 +3415,8 @@
                                    &iNalLen);
   WELS_VERIFY_RETURN_IFNEQ (iReturn, ENC_RETURN_SUCCESS)
 
-  pCtx->iPosBsBuffer	+= iNalLen;
-  iSize				+= iNalLen;
+  pCtx->iPosBsBuffer += iNalLen;
+  iSize              += iNalLen;
 
   return ENC_RETURN_SUCCESS;
 }
@@ -3487,15 +3486,15 @@
   iReturn = WelsWriteParameterSets (pCtx, &pLayerBsInfo->pNalLengthInByte[0], &iCountNal, &iNonVclSize);
   WELS_VERIFY_RETURN_IFNEQ (iReturn, ENC_RETURN_SUCCESS)
 
-  pLayerBsInfo->uiSpatialId		= 0;
-  pLayerBsInfo->uiTemporalId	= 0;
-  pLayerBsInfo->uiQualityId		= 0;
-  pLayerBsInfo->uiLayerType		= NON_VIDEO_CODING_LAYER;
-  pLayerBsInfo->iNalCount		= iCountNal;
+  pLayerBsInfo->uiSpatialId     = 0;
+  pLayerBsInfo->uiTemporalId    = 0;
+  pLayerBsInfo->uiQualityId     = 0;
+  pLayerBsInfo->uiLayerType     = NON_VIDEO_CODING_LAYER;
+  pLayerBsInfo->iNalCount       = iCountNal;
 
   //point to next pLayerBsInfo
   ++ pLayerBsInfo;
-  pLayerBsInfo->pBsBuf			= pCtx->pFrameBs + pCtx->iPosBsBuffer;
+  pLayerBsInfo->pBsBuf           = pCtx->pFrameBs + pCtx->iPosBsBuffer;
   pLayerBsInfo->pNalLengthInByte = (pLayerBsInfo - 1)->pNalLengthInByte + iCountNal;
   //update for external countings
   ++ iLayerNum;
@@ -3524,15 +3523,15 @@
     iCountNal = 1;
     //finish writing one NAL
 
-    pLayerBsInfo->uiSpatialId		= iIdx;
-    pLayerBsInfo->uiTemporalId	= 0;
-    pLayerBsInfo->uiQualityId		= 0;
-    pLayerBsInfo->uiLayerType		= NON_VIDEO_CODING_LAYER;
-    pLayerBsInfo->iNalCount		= iCountNal;
+    pLayerBsInfo->uiSpatialId   = iIdx;
+    pLayerBsInfo->uiTemporalId  = 0;
+    pLayerBsInfo->uiQualityId   = 0;
+    pLayerBsInfo->uiLayerType   = NON_VIDEO_CODING_LAYER;
+    pLayerBsInfo->iNalCount     = iCountNal;
 
     //point to next pLayerBsInfo
     ++ pLayerBsInfo;
-    pLayerBsInfo->pBsBuf			= pCtx->pFrameBs + pCtx->iPosBsBuffer;
+    pLayerBsInfo->pBsBuf           = pCtx->pFrameBs + pCtx->iPosBsBuffer;
     pLayerBsInfo->pNalLengthInByte = (pLayerBsInfo - 1)->pNalLengthInByte + iCountNal;
     //update for external countings
     iCountNal = 0;
@@ -3555,15 +3554,15 @@
     iCountNal = 1;
     //finish writing one NAL
 
-    pLayerBsInfo->uiSpatialId		= iIdx;
-    pLayerBsInfo->uiTemporalId	= 0;
-    pLayerBsInfo->uiQualityId		= 0;
-    pLayerBsInfo->uiLayerType		= NON_VIDEO_CODING_LAYER;
-    pLayerBsInfo->iNalCount		= iCountNal;
+    pLayerBsInfo->uiSpatialId   = iIdx;
+    pLayerBsInfo->uiTemporalId  = 0;
+    pLayerBsInfo->uiQualityId   = 0;
+    pLayerBsInfo->uiLayerType   = NON_VIDEO_CODING_LAYER;
+    pLayerBsInfo->iNalCount     = iCountNal;
 
     //point to next pLayerBsInfo
     ++ pLayerBsInfo;
-    pLayerBsInfo->pBsBuf			= pCtx->pFrameBs + pCtx->iPosBsBuffer;
+    pLayerBsInfo->pBsBuf           = pCtx->pFrameBs + pCtx->iPosBsBuffer;
     pLayerBsInfo->pNalLengthInByte = (pLayerBsInfo - 1)->pNalLengthInByte + iCountNal;
     //update for external countings
     iCountNal = 0;
@@ -3603,15 +3602,15 @@
       //finish writing one NAL
     }
 
-    pLayerBsInfo->uiSpatialId		= iSpatialId;
-    pLayerBsInfo->uiTemporalId	= 0;
-    pLayerBsInfo->uiQualityId		= 0;
-    pLayerBsInfo->uiLayerType		= NON_VIDEO_CODING_LAYER;
-    pLayerBsInfo->iNalCount		= iCountNal;
+    pLayerBsInfo->uiSpatialId   = iSpatialId;
+    pLayerBsInfo->uiTemporalId  = 0;
+    pLayerBsInfo->uiQualityId   = 0;
+    pLayerBsInfo->uiLayerType   = NON_VIDEO_CODING_LAYER;
+    pLayerBsInfo->iNalCount     = iCountNal;
 
     //point to next pLayerBsInfo
     ++ pLayerBsInfo;
-    pLayerBsInfo->pBsBuf			= pCtx->pFrameBs + pCtx->iPosBsBuffer;
+    pLayerBsInfo->pBsBuf           = pCtx->pFrameBs + pCtx->iPosBsBuffer;
     pLayerBsInfo->pNalLengthInByte = (pLayerBsInfo - 1)->pNalLengthInByte + iCountNal;
     //update for external countings
     iCountNal = 0;
@@ -3638,15 +3637,15 @@
       //finish writing one NAL
     }
 
-    pLayerBsInfo->uiSpatialId		= iSpatialId;
-    pLayerBsInfo->uiTemporalId	= 0;
-    pLayerBsInfo->uiQualityId		= 0;
-    pLayerBsInfo->uiLayerType		= NON_VIDEO_CODING_LAYER;
-    pLayerBsInfo->iNalCount		= iCountNal;
+    pLayerBsInfo->uiSpatialId   = iSpatialId;
+    pLayerBsInfo->uiTemporalId  = 0;
+    pLayerBsInfo->uiQualityId   = 0;
+    pLayerBsInfo->uiLayerType   = NON_VIDEO_CODING_LAYER;
+    pLayerBsInfo->iNalCount     = iCountNal;
 
     //point to next pLayerBsInfo
     ++ pLayerBsInfo;
-    pLayerBsInfo->pBsBuf			= pCtx->pFrameBs + pCtx->iPosBsBuffer;
+    pLayerBsInfo->pBsBuf           = pCtx->pFrameBs + pCtx->iPosBsBuffer;
     pLayerBsInfo->pNalLengthInByte = (pLayerBsInfo - 1)->pNalLengthInByte + iCountNal;
     //update for external countings
     iCountNal = 0;
@@ -3676,29 +3675,29 @@
   if (pCtx == NULL) {
     return ENC_RETURN_MEMALLOCERR;
   }
-  SLayerBSInfo* pLayerBsInfo					= &pFbi->sLayerInfo[0];
-  SWelsSvcCodingParam* pSvcParam	= pCtx->pSvcParam;
+  SLayerBSInfo* pLayerBsInfo            = &pFbi->sLayerInfo[0];
+  SWelsSvcCodingParam* pSvcParam        = pCtx->pSvcParam;
   SSpatialPicIndex* pSpatialIndexMap = &pCtx->sSpatialIndexMap[0];
 #if defined(ENABLE_FRAME_DUMP) || defined(ENABLE_PSNR_CALC)
-  SPicture* fsnr						= NULL;
+  SPicture* fsnr                = NULL;
 #endif//ENABLE_FRAME_DUMP || ENABLE_PSNR_CALC
-  SPicture* pEncPic						= NULL;	// to be decided later
-  int32_t iDidList[MAX_DEPENDENCY_LAYER]	= {0};
-  int32_t iLayerNum					= 0;
-  int32_t iLayerSize					= 0;
-  int32_t iSpatialNum					= 0; // available count number of spatial layers due to frame size changed in this given frame
-  int32_t iSpatialIdx					= 0; // iIndex of spatial layers due to frame size changed in this given frame
-  int32_t iFrameSize					= 0;
-  int32_t iNalIdxInLayer			= 0;
-  int32_t iCountNal					= 0;
-  EVideoFrameType eFrameType				= videoFrameTypeInvalid;
-  int32_t iCurWidth					= 0;
-  int32_t iCurHeight					= 0;
-  EWelsNalUnitType eNalType			= NAL_UNIT_UNSPEC_0;
-  EWelsNalRefIdc eNalRefIdc			= NRI_PRI_LOWEST;
-  int8_t iCurDid						= 0;
-  int8_t iCurTid						= 0;
-  bool bAvcBased					= false;
+  SPicture* pEncPic             = NULL; // to be decided later
+  int32_t iDidList[MAX_DEPENDENCY_LAYER] = {0};
+  int32_t iLayerNum             = 0;
+  int32_t iLayerSize            = 0;
+  int32_t iSpatialNum           = 0; // available count number of spatial layers due to frame size changed in this given frame
+  int32_t iSpatialIdx           = 0; // iIndex of spatial layers due to frame size changed in this given frame
+  int32_t iFrameSize            = 0;
+  int32_t iNalIdxInLayer        = 0;
+  int32_t iCountNal             = 0;
+  EVideoFrameType eFrameType    = videoFrameTypeInvalid;
+  int32_t iCurWidth             = 0;
+  int32_t iCurHeight            = 0;
+  EWelsNalUnitType eNalType     = NAL_UNIT_UNSPEC_0;
+  EWelsNalRefIdc eNalRefIdc     = NRI_PRI_LOWEST;
+  int8_t iCurDid                = 0;
+  int8_t iCurTid                = 0;
+  bool bAvcBased                = false;
   SLogContext* pLogCtx = & (pCtx->sLogCtx);
 #if defined(ENABLE_PSNR_CALC)
   float fSnrY = .0f, fSnrU = .0f, fSnrV = .0f;
@@ -3775,24 +3774,24 @@
     WELS_VERIFY_RETURN_IFNEQ (pCtx->iEncoderError, ENC_RETURN_SUCCESS)
   }
 
-  pCtx->pCurDqLayer				= pCtx->ppDqLayerList[pSpatialIndexMap->iDid];
-  pCtx->pCurDqLayer->pRefLayer	= NULL;
+  pCtx->pCurDqLayer             = pCtx->ppDqLayerList[pSpatialIndexMap->iDid];
+  pCtx->pCurDqLayer->pRefLayer  = NULL;
 
   while (iSpatialIdx < iSpatialNum) {
-    const int32_t iDidIdx			= (pSpatialIndexMap + iSpatialIdx)->iDid;	// get iDid
-    SSpatialLayerConfig* pParam		= &pSvcParam->sSpatialLayers[iDidIdx];
+    const int32_t iDidIdx       = (pSpatialIndexMap + iSpatialIdx)->iDid;       // get iDid
+    SSpatialLayerConfig* pParam = &pSvcParam->sSpatialLayers[iDidIdx];
 
-    pCtx->uiDependencyId	= iCurDid = (int8_t)iDidIdx;
+    pCtx->uiDependencyId        = iCurDid = (int8_t)iDidIdx;
     pCtx->pVpp->AnalyzeSpatialPic (pCtx, iDidIdx);
 
-    pCtx->pEncPic	 = pEncPic = (pSpatialIndexMap + iSpatialIdx)->pSrc;
-    pCtx->pEncPic->iPictureType	= pCtx->eSliceType;
-    pCtx->pEncPic->iFramePoc		= pCtx->iPOC;
+    pCtx->pEncPic               = pEncPic = (pSpatialIndexMap + iSpatialIdx)->pSrc;
+    pCtx->pEncPic->iPictureType = pCtx->eSliceType;
+    pCtx->pEncPic->iFramePoc    = pCtx->iPOC;
 
-    iCurWidth	= pParam->iVideoWidth;
-    iCurHeight	= pParam->iVideoHeight;
+    iCurWidth   = pParam->iVideoWidth;
+    iCurHeight  = pParam->iVideoHeight;
 
-    iDidList[iSpatialIdx]	= iCurDid;
+    iDidList[iSpatialIdx]       = iCurDid;
 
     // Encoding this picture might mulitiple sQualityStat layers potentially be encoded as followed
     switch (pParam->sSliceCfg.uiSliceMode) {
@@ -3826,9 +3825,9 @@
       return ENC_RETURN_UNSUPPORTED_PARA;
     }
 
-    iNalIdxInLayer	= 0;
-    bAvcBased	= ((pSvcParam->bSimulcastAVC) || (iCurDid == BASE_DEPENDENCY_ID));
-    pCtx->bNeedPrefixNalFlag	= ((!pSvcParam->bSimulcastAVC) && (bAvcBased &&
+    iNalIdxInLayer  = 0;
+    bAvcBased       = ((pSvcParam->bSimulcastAVC) || (iCurDid == BASE_DEPENDENCY_ID));
+    pCtx->bNeedPrefixNalFlag    = ((!pSvcParam->bSimulcastAVC) && (bAvcBased &&
                                  (pSvcParam->bPrefixNalAddingCtrl ||
                                   (pSvcParam->iSpatialLayerNum > 1))));
 
@@ -3848,12 +3847,12 @@
     pCtx->eNalType		= eNalType;
     pCtx->eNalPriority	= eNalRefIdc;
 
-    pCtx->pDecPic					= pCtx->ppRefPicListExt[iCurDid]->pNextBuffer;
+    pCtx->pDecPic               = pCtx->ppRefPicListExt[iCurDid]->pNextBuffer;
 #if defined(ENABLE_FRAME_DUMP) || defined(ENABLE_PSNR_CALC)
-    fsnr					= pCtx->pDecPic;
+    fsnr                        = pCtx->pDecPic;
 #endif//#if defined(ENABLE_FRAME_DUMP) || defined(ENABLE_PSNR_CALC)
-    pCtx->pDecPic->iPictureType	= pCtx->eSliceType;
-    pCtx->pDecPic->iFramePoc		= pCtx->iPOC;
+    pCtx->pDecPic->iPictureType = pCtx->eSliceType;
+    pCtx->pDecPic->iFramePoc    = pCtx->iPOC;
 
     WelsInitCurrentLayer (pCtx, iCurWidth, iCurHeight);
 
@@ -3918,12 +3917,12 @@
       iSliceSize = pLayerBsInfo->pNalLengthInByte[iNalIdxInLayer];
 
       iLayerSize += iSliceSize;
-      pCtx->iPosBsBuffer	+= iSliceSize;
-      pLayerBsInfo->uiLayerType		= VIDEO_CODING_LAYER;
-      pLayerBsInfo->uiSpatialId		= iCurDid;
-      pLayerBsInfo->uiTemporalId	= iCurTid;
-      pLayerBsInfo->uiQualityId		= 0;
-      pLayerBsInfo->iNalCount		= ++ iNalIdxInLayer;
+      pCtx->iPosBsBuffer               += iSliceSize;
+      pLayerBsInfo->uiLayerType         = VIDEO_CODING_LAYER;
+      pLayerBsInfo->uiSpatialId         = iCurDid;
+      pLayerBsInfo->uiTemporalId        = iCurTid;
+      pLayerBsInfo->uiQualityId         = 0;
+      pLayerBsInfo->iNalCount           = ++ iNalIdxInLayer;
     }
     // for dynamic slicing single threading..
     else if ((SM_DYN_SLICE == pParam->sSliceCfg.uiSliceMode) && (pSvcParam->iMultipleThreadIdc <= 1)) {
@@ -3993,9 +3992,9 @@
           int32_t iNumThreadsScheduled = 0;
           int32_t iIndexOfSliceToBeCoded = 0;
 
-          pCtx->iActiveThreadsNum	= pSvcParam->iCountThreadsNum;
-          iNumThreadsScheduled	= pCtx->iActiveThreadsNum;
-          iNumThreadsRunning		= iNumThreadsScheduled;
+          pCtx->iActiveThreadsNum   = pSvcParam->iCountThreadsNum;
+          iNumThreadsScheduled      = pCtx->iActiveThreadsNum;
+          iNumThreadsRunning        = iNumThreadsScheduled;
           // to fire slice coding threads
           iRet = FiredSliceThreads (pCtx, &pCtx->pSliceThreading->pThreadPEncCtx[0],
                                     &pCtx->pSliceThreading->pReadySliceCodingEvent[0],
@@ -4066,8 +4065,8 @@
 
         iSliceCount	= GetCurrentSliceNum (pCtx->pCurDqLayer->pSliceEncCtx);
         while (iSliceIdx < iSliceCount) {
-          int32_t iSliceSize	= 0;
-          int32_t iPayloadSize	= 0;
+          int32_t iSliceSize    = 0;
+          int32_t iPayloadSize  = 0;
           if (bNeedPrefix) {
             pCtx->iEncoderError = AddPrefixNal (pCtx, pLayerBsInfo, &pLayerBsInfo->pNalLengthInByte[0], &iNalIdxInLayer, eNalType,
                                                 eNalRefIdc,
@@ -4089,8 +4088,8 @@
           WELS_VERIFY_RETURN_IFNEQ (pCtx->iEncoderError, ENC_RETURN_SUCCESS)
           iSliceSize = pLayerBsInfo->pNalLengthInByte[iNalIdxInLayer];
 
-          pCtx->iPosBsBuffer	+= iSliceSize;
-          iLayerSize	+= iSliceSize;
+          pCtx->iPosBsBuffer += iSliceSize;
+          iLayerSize         += iSliceSize;
 
 #if defined(SLICE_INFO_OUTPUT)
           fprintf (stderr,
@@ -4104,11 +4103,11 @@
           ++ iSliceIdx;
         }
 
-        pLayerBsInfo->uiLayerType		= VIDEO_CODING_LAYER;
-        pLayerBsInfo->uiSpatialId		= iCurDid;
-        pLayerBsInfo->uiTemporalId	= iCurTid;
-        pLayerBsInfo->uiQualityId		= 0;
-        pLayerBsInfo->iNalCount		= iNalIdxInLayer;
+        pLayerBsInfo->uiLayerType       = VIDEO_CODING_LAYER;
+        pLayerBsInfo->uiSpatialId       = iCurDid;
+        pLayerBsInfo->uiTemporalId      = iCurTid;
+        pLayerBsInfo->uiQualityId       = 0;
+        pLayerBsInfo->iNalCount         = iNalIdxInLayer;
       }
     }
 
@@ -4202,9 +4201,9 @@
 
 #if defined(ENABLE_PSNR_CALC)
     {
-      pCtx->sStatData[iCurDid][0].sQualityStat.rYPsnr[pCtx->eSliceType]	+= fSnrY;
-      pCtx->sStatData[iCurDid][0].sQualityStat.rUPsnr[pCtx->eSliceType]	+= fSnrU;
-      pCtx->sStatData[iCurDid][0].sQualityStat.rVPsnr[pCtx->eSliceType]	+= fSnrV;
+      pCtx->sStatData[iCurDid][0].sQualityStat.rYPsnr[pCtx->eSliceType] += fSnrY;
+      pCtx->sStatData[iCurDid][0].sQualityStat.rUPsnr[pCtx->eSliceType] += fSnrU;
+      pCtx->sStatData[iCurDid][0].sQualityStat.rVPsnr[pCtx->eSliceType] += fSnrV;
     }
 #endif//ENABLE_PSNR_CALC
 
@@ -4261,14 +4260,14 @@
 
       pCtx->pWelsSvcRc[pCtx->uiDependencyId].iPaddingSize = 0;
 
-      pLayerBsInfo->uiSpatialId		= 0;
-      pLayerBsInfo->uiTemporalId	= 0;
-      pLayerBsInfo->uiQualityId		= 0;
-      pLayerBsInfo->uiLayerType		= NON_VIDEO_CODING_LAYER;
-      pLayerBsInfo->iNalCount		= 1;
+      pLayerBsInfo->uiSpatialId         = 0;
+      pLayerBsInfo->uiTemporalId        = 0;
+      pLayerBsInfo->uiQualityId         = 0;
+      pLayerBsInfo->uiLayerType         = NON_VIDEO_CODING_LAYER;
+      pLayerBsInfo->iNalCount           = 1;
       pLayerBsInfo->pNalLengthInByte[0] = iPaddingNalSize;
       ++ pLayerBsInfo;
-      pLayerBsInfo->pBsBuf	= pCtx->pFrameBs + pCtx->iPosBsBuffer;
+      pLayerBsInfo->pBsBuf           = pCtx->pFrameBs + pCtx->iPosBsBuffer;
       pLayerBsInfo->pNalLengthInByte = (pLayerBsInfo - 1)->pNalLengthInByte + 1;
       ++ iLayerNum;
 
@@ -4416,7 +4415,7 @@
 
   /* Decide whether need reset for IDR frame based on adjusting prarameters changed */
   /* Temporal levels, spatial settings and/ or quality settings changed need update parameter sets related. */
-  bNeedReset	=	(pOldParam == NULL) ||
+  bNeedReset = (pOldParam == NULL) ||
                 (pOldParam->bSimulcastAVC != pNewParam->bSimulcastAVC) ||
                 (pOldParam->iSpatialLayerNum != pNewParam->iSpatialLayerNum) ||
                 (pOldParam->iPicWidth != pNewParam->iPicWidth
@@ -4437,8 +4436,8 @@
     iIndexD = 0;
     assert (pOldParam->iSpatialLayerNum == pNewParam->iSpatialLayerNum);
     do {
-      const SSpatialLayerInternal* kpOldDlp	= &pOldParam->sDependencyLayers[iIndexD];
-      const SSpatialLayerInternal* kpNewDlp	= &pNewParam->sDependencyLayers[iIndexD];
+      const SSpatialLayerInternal* kpOldDlp     = &pOldParam->sDependencyLayers[iIndexD];
+      const SSpatialLayerInternal* kpNewDlp     = &pNewParam->sDependencyLayers[iIndexD];
       float fT1 = .0f;
       float fT2 = .0f;
 
@@ -4555,21 +4554,21 @@
     }
   } else {
     /* maybe adjustment introduced in bitrate or little settings adjustment and so on.. */
-    pNewParam->iNumRefFrame								= WELS_CLIP3 (pNewParam->iNumRefFrame, MIN_REF_PIC_COUNT,
+    pNewParam->iNumRefFrame                     = WELS_CLIP3 (pNewParam->iNumRefFrame, MIN_REF_PIC_COUNT,
                                             (pNewParam->iUsageType == CAMERA_VIDEO_REAL_TIME ? MAX_REFERENCE_PICTURE_COUNT_NUM_CAMERA :
                                                 MAX_REFERENCE_PICTURE_COUNT_NUM_SCREEN));
-    pNewParam->iLoopFilterDisableIdc					= WELS_CLIP3 (pNewParam->iLoopFilterDisableIdc, 0, 6);
-    pNewParam->iLoopFilterAlphaC0Offset				= WELS_CLIP3 (pNewParam->iLoopFilterAlphaC0Offset, -6, 6);
-    pNewParam->iLoopFilterBetaOffset					= WELS_CLIP3 (pNewParam->iLoopFilterBetaOffset, -6, 6);
-    pNewParam->fMaxFrameRate							= WELS_CLIP3 (pNewParam->fMaxFrameRate, MIN_FRAME_RATE, MAX_FRAME_RATE);
+    pNewParam->iLoopFilterDisableIdc            = WELS_CLIP3 (pNewParam->iLoopFilterDisableIdc, 0, 6);
+    pNewParam->iLoopFilterAlphaC0Offset         = WELS_CLIP3 (pNewParam->iLoopFilterAlphaC0Offset, -6, 6);
+    pNewParam->iLoopFilterBetaOffset            = WELS_CLIP3 (pNewParam->iLoopFilterBetaOffset, -6, 6);
+    pNewParam->fMaxFrameRate                    = WELS_CLIP3 (pNewParam->fMaxFrameRate, MIN_FRAME_RATE, MAX_FRAME_RATE);
 
     // we can not use direct struct based memcpy due some fields need keep unchanged as before
-    pOldParam->fMaxFrameRate	= pNewParam->fMaxFrameRate;		// maximal frame rate [Hz / fps]
-    pOldParam->iComplexityMode	= pNewParam->iComplexityMode;			// color space of input sequence
-    pOldParam->uiIntraPeriod		= pNewParam->uiIntraPeriod;		// intra period (multiple of GOP size as desired)
+    pOldParam->fMaxFrameRate    = pNewParam->fMaxFrameRate;             // maximal frame rate [Hz / fps]
+    pOldParam->iComplexityMode  = pNewParam->iComplexityMode;                   // color space of input sequence
+    pOldParam->uiIntraPeriod    = pNewParam->uiIntraPeriod;             // intra period (multiple of GOP size as desired)
     pOldParam->eSpsPpsIdStrategy = pNewParam->eSpsPpsIdStrategy;
     pOldParam->bPrefixNalAddingCtrl = pNewParam->bPrefixNalAddingCtrl;
-    pOldParam->iNumRefFrame		= pNewParam->iNumRefFrame;		// number of reference frame used
+    pOldParam->iNumRefFrame     = pNewParam->iNumRefFrame;              // number of reference frame used
     pOldParam->uiGopSize = pNewParam->uiGopSize;
     if (pOldParam->iTemporalLayerNum != pNewParam->iTemporalLayerNum) {
       pOldParam->iTemporalLayerNum = pNewParam->iTemporalLayerNum;
@@ -4590,21 +4589,21 @@
     pOldParam->iLtrMarkPeriod	= pNewParam->iLtrMarkPeriod;
 
     // keep below values unchanged as before
-    pOldParam->bEnableSSEI		= pNewParam->bEnableSSEI;
-    pOldParam->bSimulcastAVC		= pNewParam->bSimulcastAVC;
-    pOldParam->bEnableFrameCroppingFlag	= pNewParam->bEnableFrameCroppingFlag;	// enable frame cropping flag
+    pOldParam->bEnableSSEI              = pNewParam->bEnableSSEI;
+    pOldParam->bSimulcastAVC            = pNewParam->bSimulcastAVC;
+    pOldParam->bEnableFrameCroppingFlag = pNewParam->bEnableFrameCroppingFlag;  // enable frame cropping flag
 
     /* Motion search */
 
     /* Deblocking loop filter */
-    pOldParam->iLoopFilterDisableIdc	= pNewParam->iLoopFilterDisableIdc;	// 0: on, 1: off, 2: on except for slice boundaries
-    pOldParam->iLoopFilterAlphaC0Offset	= pNewParam->iLoopFilterAlphaC0Offset;// AlphaOffset: valid range [-6, 6], default 0
-    pOldParam->iLoopFilterBetaOffset		= pNewParam->iLoopFilterBetaOffset;	// BetaOffset:	valid range [-6, 6], default 0
+    pOldParam->iLoopFilterDisableIdc    = pNewParam->iLoopFilterDisableIdc;     // 0: on, 1: off, 2: on except for slice boundaries
+    pOldParam->iLoopFilterAlphaC0Offset = pNewParam->iLoopFilterAlphaC0Offset;// AlphaOffset: valid range [-6, 6], default 0
+    pOldParam->iLoopFilterBetaOffset    = pNewParam->iLoopFilterBetaOffset;     // BetaOffset:  valid range [-6, 6], default 0
 
     /* Rate Control */
-    pOldParam->iRCMode	    	= pNewParam->iRCMode;
-    pOldParam->iTargetBitrate	= pNewParam->iTargetBitrate;			// overall target bitrate introduced in RC module
-    pOldParam->iPaddingFlag	    = pNewParam->iPaddingFlag;
+    pOldParam->iRCMode          = pNewParam->iRCMode;
+    pOldParam->iTargetBitrate   = pNewParam->iTargetBitrate;                    // overall target bitrate introduced in RC module
+    pOldParam->iPaddingFlag     = pNewParam->iPaddingFlag;
 
     /* Layer definition */
     pOldParam->bPrefixNalAddingCtrl	= pNewParam->bPrefixNalAddingCtrl;
@@ -4612,22 +4611,22 @@
     // d
     iIndexD = 0;
     do {
-      SSpatialLayerInternal* pOldDlpInternal	= &pOldParam->sDependencyLayers[iIndexD];
-      SSpatialLayerInternal* pNewDlpInternal	= &pNewParam->sDependencyLayers[iIndexD];
+      SSpatialLayerInternal* pOldDlpInternal    = &pOldParam->sDependencyLayers[iIndexD];
+      SSpatialLayerInternal* pNewDlpInternal    = &pNewParam->sDependencyLayers[iIndexD];
 
-      SSpatialLayerConfig* pOldDlp	= &pOldParam->sSpatialLayers[iIndexD];
-      SSpatialLayerConfig* pNewDlp	= &pNewParam->sSpatialLayers[iIndexD];
+      SSpatialLayerConfig* pOldDlp      = &pOldParam->sSpatialLayers[iIndexD];
+      SSpatialLayerConfig* pNewDlp      = &pNewParam->sSpatialLayers[iIndexD];
 
-      pOldDlpInternal->fInputFrameRate	= pNewDlpInternal->fInputFrameRate;	// input frame rate
-      pOldDlpInternal->fOutputFrameRate	= pNewDlpInternal->fOutputFrameRate;	// output frame rate
-      pOldDlp->iSpatialBitrate	= pNewDlp->iSpatialBitrate;
+      pOldDlpInternal->fInputFrameRate  = pNewDlpInternal->fInputFrameRate;     // input frame rate
+      pOldDlpInternal->fOutputFrameRate = pNewDlpInternal->fOutputFrameRate;    // output frame rate
+      pOldDlp->iSpatialBitrate          = pNewDlp->iSpatialBitrate;
 
-      pOldDlp->uiProfileIdc		= pNewDlp->uiProfileIdc;			// value of profile IDC (0 for auto-detection)
-      pOldDlp->iDLayerQp		= pNewDlp->iDLayerQp;
+      pOldDlp->uiProfileIdc             = pNewDlp->uiProfileIdc;                        // value of profile IDC (0 for auto-detection)
+      pOldDlp->iDLayerQp                = pNewDlp->iDLayerQp;
 
       /* Derived variants below */
-      pOldDlpInternal->iTemporalResolution	= pNewDlpInternal->iTemporalResolution;
-      pOldDlpInternal->iDecompositionStages	= pNewDlpInternal->iDecompositionStages;
+      pOldDlpInternal->iTemporalResolution      = pNewDlpInternal->iTemporalResolution;
+      pOldDlpInternal->iDecompositionStages     = pNewDlpInternal->iDecompositionStages;
 
       memcpy (pOldDlpInternal->uiCodingIdx2TemporalId, pNewDlpInternal->uiCodingIdx2TemporalId,
               sizeof (pOldDlpInternal->uiCodingIdx2TemporalId));	// confirmed_safe_unsafe_usage
@@ -4809,12 +4808,12 @@
   while (uiSliceIdx < iMaxSliceNum) {
     pSORC->iComplexityIndexSlice = 0;
     pSORC->iCalculatedQpSlice = pCtx->iGlobalQp;
-    pSORC->iTotalQpSlice	= 0;
-    pSORC->iTotalMbSlice	= 0;
+    pSORC->iTotalQpSlice    = 0;
+    pSORC->iTotalMbSlice    = 0;
     pSORC->iTargetBitsSlice = WELS_DIV_ROUND (kiBitsPerMb * pCurLayer->pSliceEncCtx->pCountMbNumInSlice[uiSliceIdx],
                               INT_MULTIPLY);
-    pSORC->iFrameBitsSlice	= 0;
-    pSORC->iGomBitsSlice	= 0;
+    pSORC->iFrameBitsSlice  = 0;
+    pSORC->iGomBitsSlice    = 0;
     pSORC ++;
     uiSliceIdx ++;
   }
@@ -4836,31 +4835,31 @@
                                  int32_t iStartSliceIdx
                                 ) {
 
-  SDqLayer* pCurLayer			= pCtx->pCurDqLayer;
-  SSliceCtx* pSliceCtx		= pCurLayer->pSliceEncCtx;
-  int32_t iNalIdxInLayer		= *pNalIdxInLayer;
-  int32_t iSliceIdx				= iStartSliceIdx;
-  const int32_t kiSliceStep		= pCtx->iActiveThreadsNum;
-  const int32_t kiPartitionId		= iStartSliceIdx % kiSliceStep;
-  int32_t iPartitionBsSize		= 0;
-  int32_t iAnyMbLeftInPartition = iEndMbInPartition - iFirstMbInPartition;
-  const EWelsNalUnitType keNalType	= pCtx->eNalType;
-  const EWelsNalRefIdc keNalRefIdc	= pCtx->eNalPriority;
-  const bool kbNeedPrefix		= pCtx->bNeedPrefixNalFlag;
-  const int32_t kiSliceIdxStep = pCtx->iActiveThreadsNum;
+  SDqLayer* pCurLayer                   = pCtx->pCurDqLayer;
+  SSliceCtx* pSliceCtx                  = pCurLayer->pSliceEncCtx;
+  int32_t iNalIdxInLayer                = *pNalIdxInLayer;
+  int32_t iSliceIdx                     = iStartSliceIdx;
+  const int32_t kiSliceStep             = pCtx->iActiveThreadsNum;
+  const int32_t kiPartitionId           = iStartSliceIdx % kiSliceStep;
+  int32_t iPartitionBsSize              = 0;
+  int32_t iAnyMbLeftInPartition         = iEndMbInPartition - iFirstMbInPartition;
+  const EWelsNalUnitType keNalType      = pCtx->eNalType;
+  const EWelsNalRefIdc keNalRefIdc      = pCtx->eNalPriority;
+  const bool kbNeedPrefix               = pCtx->bNeedPrefixNalFlag;
+  const int32_t kiSliceIdxStep          = pCtx->iActiveThreadsNum;
   int32_t iReturn = ENC_RETURN_SUCCESS;
 
   //init
   {
-    pSliceCtx->pFirstMbInSlice[iSliceIdx]		= iFirstMbInPartition;
-    pCurLayer->pNumSliceCodedOfPartition[kiPartitionId]	= 1;	// one slice per partition intialized, dynamic slicing inside
-    pCurLayer->pLastMbIdxOfPartition[kiPartitionId]		= iEndMbInPartition - 1;
+    pSliceCtx->pFirstMbInSlice[iSliceIdx]               = iFirstMbInPartition;
+    pCurLayer->pNumSliceCodedOfPartition[kiPartitionId] = 1;    // one slice per partition intialized, dynamic slicing inside
+    pCurLayer->pLastMbIdxOfPartition[kiPartitionId]     = iEndMbInPartition - 1;
   }
   pCurLayer->pLastCodedMbIdxOfPartition[kiPartitionId] = 0;
 
   while (iAnyMbLeftInPartition > 0) {
-    int32_t iSliceSize	= 0;
-    int32_t iPayloadSize	= 0;
+    int32_t iSliceSize      = 0;
+    int32_t iPayloadSize    = 0;
 
     if (iSliceIdx >= (pSliceCtx->iMaxSliceNumConstraint - kiSliceIdxStep)) {	// insufficient memory in pSliceInLayer[]
       if (pCtx->iActiveThreadsNum == 1) {
@@ -4898,8 +4897,8 @@
     WELS_VERIFY_RETURN_IFNEQ (iReturn, ENC_RETURN_SUCCESS)
     iSliceSize = pLayerBsInfo->pNalLengthInByte[iNalIdxInLayer];
 
-    pCtx->iPosBsBuffer	+= iSliceSize;
-    iPartitionBsSize	+= iSliceSize;
+    pCtx->iPosBsBuffer  += iSliceSize;
+    iPartitionBsSize    += iSliceSize;
 
 #if defined(SLICE_INFO_OUTPUT)
     fprintf (stderr,
@@ -4915,15 +4914,15 @@
     iAnyMbLeftInPartition = iEndMbInPartition - (1 + pCurLayer->pLastCodedMbIdxOfPartition[kiPartitionId]);
   }
 
-  *pLayerSize			= iPartitionBsSize;
-  *pNalIdxInLayer	= iNalIdxInLayer;
+  *pLayerSize           = iPartitionBsSize;
+  *pNalIdxInLayer       = iNalIdxInLayer;
 
   // slice based packing???
-  pLayerBsInfo->uiLayerType		= VIDEO_CODING_LAYER;
-  pLayerBsInfo->uiSpatialId		= pCtx->uiDependencyId;
-  pLayerBsInfo->uiTemporalId	= pCtx->uiTemporalId;
-  pLayerBsInfo->uiQualityId		= 0;
-  pLayerBsInfo->iNalCount		= iNalIdxInLayer;
+  pLayerBsInfo->uiLayerType     = VIDEO_CODING_LAYER;
+  pLayerBsInfo->uiSpatialId     = pCtx->uiDependencyId;
+  pLayerBsInfo->uiTemporalId    = pCtx->uiTemporalId;
+  pLayerBsInfo->uiQualityId     = 0;
+  pLayerBsInfo->iNalCount       = iNalIdxInLayer;
 
   return ENC_RETURN_SUCCESS;
 }
--- a/codec/encoder/core/src/get_intra_predictor.cpp
+++ b/codec/encoder/core/src/get_intra_predictor.cpp
@@ -133,22 +133,22 @@
 /*down pLeft*/
 void WelsI4x4LumaPredDDL_c (uint8_t* pPred, uint8_t* pRef, const int32_t kiStride) {
   /*get pTop*/
-  const uint8_t kuiT0		= pRef[-kiStride];
-  const uint8_t kuiT1		= pRef[1 - kiStride];
-  const uint8_t kuiT2		= pRef[2 - kiStride];
-  const uint8_t kuiT3		= pRef[3 - kiStride];
-  const uint8_t kuiT4		= pRef[4 - kiStride];
-  const uint8_t kuiT5		= pRef[5 - kiStride];
-  const uint8_t kuiT6		= pRef[6 - kiStride];
-  const uint8_t kuiT7		= pRef[7 - kiStride];
-  const uint8_t kuiDDL0	= (2 + kuiT0 + kuiT2 + (kuiT1 << 1)) >> 2;	// uiDDL0
-  const uint8_t kuiDDL1	= (2 + kuiT1 + kuiT3 + (kuiT2 << 1)) >> 2;	// uiDDL1
-  const uint8_t kuiDDL2	= (2 + kuiT2 + kuiT4 + (kuiT3 << 1)) >> 2;	// uiDDL2
-  const uint8_t kuiDDL3	= (2 + kuiT3 + kuiT5 + (kuiT4 << 1)) >> 2;	// uiDDL3
-  const uint8_t kuiDDL4	= (2 + kuiT4 + kuiT6 + (kuiT5 << 1)) >> 2;	// uiDDL4
-  const uint8_t kuiDDL5	= (2 + kuiT5 + kuiT7 + (kuiT6 << 1)) >> 2;	// uiDDL5
-  const uint8_t kuiDDL6	= (2 + kuiT6 + kuiT7 + (kuiT7 << 1)) >> 2;	// uiDDL6
-  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16)	// TobeCont'd about assign opt as follows
+  const uint8_t kuiT0   = pRef[-kiStride];
+  const uint8_t kuiT1   = pRef[1 - kiStride];
+  const uint8_t kuiT2   = pRef[2 - kiStride];
+  const uint8_t kuiT3   = pRef[3 - kiStride];
+  const uint8_t kuiT4   = pRef[4 - kiStride];
+  const uint8_t kuiT5   = pRef[5 - kiStride];
+  const uint8_t kuiT6   = pRef[6 - kiStride];
+  const uint8_t kuiT7   = pRef[7 - kiStride];
+  const uint8_t kuiDDL0 = (2 + kuiT0 + kuiT2 + (kuiT1 << 1)) >> 2;      // uiDDL0
+  const uint8_t kuiDDL1 = (2 + kuiT1 + kuiT3 + (kuiT2 << 1)) >> 2;      // uiDDL1
+  const uint8_t kuiDDL2 = (2 + kuiT2 + kuiT4 + (kuiT3 << 1)) >> 2;      // uiDDL2
+  const uint8_t kuiDDL3 = (2 + kuiT3 + kuiT5 + (kuiT4 << 1)) >> 2;      // uiDDL3
+  const uint8_t kuiDDL4 = (2 + kuiT4 + kuiT6 + (kuiT5 << 1)) >> 2;      // uiDDL4
+  const uint8_t kuiDDL5 = (2 + kuiT5 + kuiT7 + (kuiT6 << 1)) >> 2;      // uiDDL5
+  const uint8_t kuiDDL6 = (2 + kuiT6 + kuiT7 + (kuiT7 << 1)) >> 2;      // uiDDL6
+  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16) // TobeCont'd about assign opt as follows
   uiSrc[0] = kuiDDL0;
   uiSrc[1] = uiSrc[4] = kuiDDL1;
   uiSrc[2] = uiSrc[5] = uiSrc[8] = kuiDDL2;
@@ -163,15 +163,15 @@
 /*down pLeft*/
 void WelsI4x4LumaPredDDLTop_c (uint8_t* pPred, uint8_t* pRef, const int32_t kiStride) {
   /*get pTop*/
-  const uint8_t kuiT0	= pRef[-kiStride];
-  const uint8_t kuiT1	= pRef[1 - kiStride];
-  const uint8_t kuiT2	= pRef[2 - kiStride];
-  const uint8_t kuiT3	= pRef[3 - kiStride];
-  const uint8_t kuiDLT0	= (2 + kuiT0 + kuiT2 + (kuiT1 << 1)) >> 2;	// uiDLT0
-  const uint8_t kuiDLT1	= (2 + kuiT1 + kuiT3 + (kuiT2 << 1)) >> 2;	// uiDLT1
-  const uint8_t kuiDLT2	= (2 + kuiT2 + kuiT3 + (kuiT3 << 1)) >> 2;	// uiDLT2
-  const uint8_t kuiDLT3	= (2 + (kuiT3 << 2)) >> 2;				// uiDLT3
-  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16)	// TobeCont'd about assign opt as follows
+  const uint8_t kuiT0   = pRef[-kiStride];
+  const uint8_t kuiT1   = pRef[1 - kiStride];
+  const uint8_t kuiT2   = pRef[2 - kiStride];
+  const uint8_t kuiT3   = pRef[3 - kiStride];
+  const uint8_t kuiDLT0 = (2 + kuiT0 + kuiT2 + (kuiT1 << 1)) >> 2;      // uiDLT0
+  const uint8_t kuiDLT1 = (2 + kuiT1 + kuiT3 + (kuiT2 << 1)) >> 2;      // uiDLT1
+  const uint8_t kuiDLT2 = (2 + kuiT2 + kuiT3 + (kuiT3 << 1)) >> 2;      // uiDLT2
+  const uint8_t kuiDLT3 = (2 + (kuiT3 << 2)) >> 2;                      // uiDLT3
+  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16) // TobeCont'd about assign opt as follows
   memset (&uiSrc[6], kuiDLT3, 10 * sizeof (uint8_t));
   uiSrc[0] = kuiDLT0;
   uiSrc[1] = uiSrc[4] = kuiDLT1;
@@ -184,34 +184,34 @@
 
 /*down right*/
 void WelsI4x4LumaPredDDR_c (uint8_t* pPred, uint8_t* pRef, const int32_t kiStride) {
-  const int32_t kiStridex2	= kiStride << 1;
-  const int32_t kiStridex3	= kiStride + kiStridex2;
-  const uint8_t kuiLT			= pRef[-kiStride - 1];	// pTop-pLeft
+  const int32_t kiStridex2  = kiStride << 1;
+  const int32_t kiStridex3  = kiStride + kiStridex2;
+  const uint8_t kuiLT       = pRef[-kiStride - 1];  // pTop-pLeft
   /*get pLeft and pTop*/
-  const uint8_t kuiL0			= pRef[-1];
-  const uint8_t kuiL1			= pRef[kiStride - 1];
-  const uint8_t kuiL2			= pRef[kiStridex2 - 1];
-  const uint8_t kuiL3			= pRef[kiStridex3 - 1];
-  const uint8_t kuiT0			= pRef[-kiStride];
-  const uint8_t kuiT1			= pRef[1 - kiStride];
-  const uint8_t kuiT2			= pRef[2 - kiStride];
-  const uint8_t kuiT3			= pRef[3 - kiStride];
-  const uint16_t kuiTL0		= 1 + kuiLT + kuiL0;
-  const uint16_t kuiLT0		= 1 + kuiLT + kuiT0;
-  const uint16_t kuiT01		= 1 + kuiT0 + kuiT1;
-  const uint16_t kuiT12		= 1 + kuiT1 + kuiT2;
-  const uint16_t kuiT23		= 1 + kuiT2 + kuiT3;
-  const uint16_t kuiL01		= 1 + kuiL0 + kuiL1;
-  const uint16_t kuiL12		= 1 + kuiL1 + kuiL2;
-  const uint16_t kuiL23		= 1 + kuiL2 + kuiL3;
-  const uint8_t kuiDDR0		= (kuiTL0 + kuiLT0) >> 2;
-  const uint8_t kuiDDR1		= (kuiLT0 + kuiT01) >> 2;
-  const uint8_t kuiDDR2		= (kuiT01 + kuiT12) >> 2;
-  const uint8_t kuiDDR3		= (kuiT12 + kuiT23) >> 2;
-  const uint8_t kuiDDR4		= (kuiTL0 + kuiL01) >> 2;
-  const uint8_t kuiDDR5		= (kuiL01 + kuiL12) >> 2;
-  const uint8_t kuiDDR6		= (kuiL12 + kuiL23) >> 2;
-  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16)	// TobeCont'd about assign opt as follows
+  const uint8_t kuiL0       = pRef[-1];
+  const uint8_t kuiL1       = pRef[kiStride - 1];
+  const uint8_t kuiL2       = pRef[kiStridex2 - 1];
+  const uint8_t kuiL3       = pRef[kiStridex3 - 1];
+  const uint8_t kuiT0       = pRef[-kiStride];
+  const uint8_t kuiT1       = pRef[1 - kiStride];
+  const uint8_t kuiT2       = pRef[2 - kiStride];
+  const uint8_t kuiT3       = pRef[3 - kiStride];
+  const uint16_t kuiTL0     = 1 + kuiLT + kuiL0;
+  const uint16_t kuiLT0     = 1 + kuiLT + kuiT0;
+  const uint16_t kuiT01     = 1 + kuiT0 + kuiT1;
+  const uint16_t kuiT12     = 1 + kuiT1 + kuiT2;
+  const uint16_t kuiT23     = 1 + kuiT2 + kuiT3;
+  const uint16_t kuiL01     = 1 + kuiL0 + kuiL1;
+  const uint16_t kuiL12     = 1 + kuiL1 + kuiL2;
+  const uint16_t kuiL23     = 1 + kuiL2 + kuiL3;
+  const uint8_t kuiDDR0     = (kuiTL0 + kuiLT0) >> 2;
+  const uint8_t kuiDDR1     = (kuiLT0 + kuiT01) >> 2;
+  const uint8_t kuiDDR2     = (kuiT01 + kuiT12) >> 2;
+  const uint8_t kuiDDR3     = (kuiT12 + kuiT23) >> 2;
+  const uint8_t kuiDDR4     = (kuiTL0 + kuiL01) >> 2;
+  const uint8_t kuiDDR5     = (kuiL01 + kuiL12) >> 2;
+  const uint8_t kuiDDR6     = (kuiL12 + kuiL23) >> 2;
+  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16) // TobeCont'd about assign opt as follows
   uiSrc[0] = uiSrc[5] = uiSrc[10] = uiSrc[15] = kuiDDR0;
   uiSrc[1] = uiSrc[6] = uiSrc[11] = kuiDDR1;
   uiSrc[2] = uiSrc[7] = kuiDDR2;
@@ -227,24 +227,24 @@
 /*vertical pLeft*/
 void WelsI4x4LumaPredVL_c (uint8_t* pPred, uint8_t* pRef, const int32_t kiStride) {
   /*get pTop*/
-  const uint8_t kuiT0		= pRef[-kiStride];
-  const uint8_t kuiT1		= pRef[1 - kiStride];
-  const uint8_t kuiT2		= pRef[2 - kiStride];
-  const uint8_t kuiT3		= pRef[3 - kiStride];
-  const uint8_t kuiT4		= pRef[4 - kiStride];
-  const uint8_t kuiT5		= pRef[5 - kiStride];
-  const uint8_t kuiT6		= pRef[6 - kiStride];
-  const uint8_t kuiVL0	= (1 + kuiT0 + kuiT1) >> 1;				// uiVL0
-  const uint8_t kuiVL1	= (1 + kuiT1 + kuiT2) >> 1;				// uiVL1
-  const uint8_t kuiVL2	= (1 + kuiT2 + kuiT3) >> 1;				// uiVL2
-  const uint8_t kuiVL3	= (1 + kuiT3 + kuiT4) >> 1;				// uiVL3
-  const uint8_t kuiVL4	= (1 + kuiT4 + kuiT5) >> 1;				// uiVL4
-  const uint8_t kuiVL5	= (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2;	// uiVL5
-  const uint8_t kuiVL6	= (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2;	// uiVL6
-  const uint8_t kuiVL7	= (2 + kuiT2 + (kuiT3 << 1) + kuiT4) >> 2;	// uiVL7
-  const uint8_t kuiVL8	= (2 + kuiT3 + (kuiT4 << 1) + kuiT5) >> 2;	// uiVL8
-  const uint8_t kuiVL9	= (2 + kuiT4 + (kuiT5 << 1) + kuiT6) >> 2;	// uiVL9
-  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16)	// TobeCont'd about assign opt as follows
+  const uint8_t kuiT0   = pRef[-kiStride];
+  const uint8_t kuiT1   = pRef[1 - kiStride];
+  const uint8_t kuiT2   = pRef[2 - kiStride];
+  const uint8_t kuiT3   = pRef[3 - kiStride];
+  const uint8_t kuiT4   = pRef[4 - kiStride];
+  const uint8_t kuiT5   = pRef[5 - kiStride];
+  const uint8_t kuiT6   = pRef[6 - kiStride];
+  const uint8_t kuiVL0  = (1 + kuiT0 + kuiT1) >> 1;                     // uiVL0
+  const uint8_t kuiVL1  = (1 + kuiT1 + kuiT2) >> 1;                     // uiVL1
+  const uint8_t kuiVL2  = (1 + kuiT2 + kuiT3) >> 1;                     // uiVL2
+  const uint8_t kuiVL3  = (1 + kuiT3 + kuiT4) >> 1;                     // uiVL3
+  const uint8_t kuiVL4  = (1 + kuiT4 + kuiT5) >> 1;                     // uiVL4
+  const uint8_t kuiVL5  = (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2;      // uiVL5
+  const uint8_t kuiVL6  = (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2;      // uiVL6
+  const uint8_t kuiVL7  = (2 + kuiT2 + (kuiT3 << 1) + kuiT4) >> 2;      // uiVL7
+  const uint8_t kuiVL8  = (2 + kuiT3 + (kuiT4 << 1) + kuiT5) >> 2;      // uiVL8
+  const uint8_t kuiVL9  = (2 + kuiT4 + (kuiT5 << 1) + kuiT6) >> 2;      // uiVL9
+  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16) // TobeCont'd about assign opt as follows
   uiSrc[0] = kuiVL0;
   uiSrc[1] = uiSrc[8] = kuiVL1;
   uiSrc[2] = uiSrc[9] = kuiVL2;
@@ -263,21 +263,21 @@
 
 /*vertical pLeft*/
 void WelsI4x4LumaPredVLTop_c (uint8_t* pPred, uint8_t* pRef, const int32_t kiStride) {
-  uint8_t* pTopLeft		= &pRef[-kiStride - 1];	// pTop-pLeft
+  uint8_t* pTopLeft     = &pRef[-kiStride - 1]; // pTop-pLeft
   /*get pTop*/
-  const uint8_t kuiT0		= * (pTopLeft + 1);
-  const uint8_t kuiT1		= * (pTopLeft + 2);
-  const uint8_t kuiT2		= * (pTopLeft + 3);
-  const uint8_t kuiT3		= * (pTopLeft + 4);
-  const uint8_t kuiVLT0	= (1 + kuiT0 + kuiT1) >> 1;				// uiVLT0
-  const uint8_t kuiVLT1	= (1 + kuiT1 + kuiT2) >> 1;				// uiVLT1
-  const uint8_t kuiVLT2	= (1 + kuiT2 + kuiT3) >> 1;				// uiVLT2
-  const uint8_t kuiVLT3	= (1 + (kuiT3 << 1)) >> 1;				// uiVLT3
-  const uint8_t kuiVLT4	= (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2;	// uiVLT4
-  const uint8_t kuiVLT5	= (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2;	// uiVLT5
-  const uint8_t kuiVLT6	= (2 + kuiT2 + (kuiT3 << 1) + kuiT3) >> 2;	// uiVLT6
-  const uint8_t kuiVLT7	= (2 + (kuiT3 << 2)) >> 2;				// uiVLT7
-  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16)	// TobeCont'd about assign opt as follows
+  const uint8_t kuiT0   = * (pTopLeft + 1);
+  const uint8_t kuiT1   = * (pTopLeft + 2);
+  const uint8_t kuiT2   = * (pTopLeft + 3);
+  const uint8_t kuiT3   = * (pTopLeft + 4);
+  const uint8_t kuiVLT0 = (1 + kuiT0 + kuiT1) >> 1;                     // uiVLT0
+  const uint8_t kuiVLT1 = (1 + kuiT1 + kuiT2) >> 1;                     // uiVLT1
+  const uint8_t kuiVLT2 = (1 + kuiT2 + kuiT3) >> 1;                     // uiVLT2
+  const uint8_t kuiVLT3 = (1 + (kuiT3 << 1)) >> 1;                      // uiVLT3
+  const uint8_t kuiVLT4 = (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2;      // uiVLT4
+  const uint8_t kuiVLT5 = (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2;      // uiVLT5
+  const uint8_t kuiVLT6 = (2 + kuiT2 + (kuiT3 << 1) + kuiT3) >> 2;      // uiVLT6
+  const uint8_t kuiVLT7 = (2 + (kuiT3 << 2)) >> 2;                      // uiVLT7
+  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16) // TobeCont'd about assign opt as follows
   uiSrc[0] = kuiVLT0;
   uiSrc[1] = uiSrc[8] = kuiVLT1;
   uiSrc[2] = uiSrc[9] = kuiVLT2;
@@ -292,27 +292,27 @@
 
 /*vertical right*/
 void WelsI4x4LumaPredVR_c (uint8_t* pPred, uint8_t* pRef, const int32_t kiStride) {
-  const int32_t kiStridex2	= kiStride << 1;
-  const uint8_t kuiLT			= pRef[-kiStride - 1];	// pTop-pLeft
+  const int32_t kiStridex2  = kiStride << 1;
+  const uint8_t kuiLT       = pRef[-kiStride - 1];  // pTop-pLeft
   /*get pLeft and pTop*/
-  const uint8_t kuiL0			= pRef[-1];
-  const uint8_t kuiL1			= pRef[kiStride - 1];
-  const uint8_t kuiL2			= pRef[kiStridex2 - 1];
-  const uint8_t kuiT0			= pRef[-kiStride];
-  const uint8_t kuiT1			= pRef[1 - kiStride];
-  const uint8_t kuiT2			= pRef[2 - kiStride];
-  const uint8_t kuiT3			= pRef[3 - kiStride];
-  const uint8_t kuiVR0		= (1 + kuiLT + kuiT0) >> 1;
-  const uint8_t kuiVR1		= (1 + kuiT0 + kuiT1) >> 1;
-  const uint8_t kuiVR2		= (1 + kuiT1 + kuiT2) >> 1;
-  const uint8_t kuiVR3		= (1 + kuiT2 + kuiT3) >> 1;
-  const uint8_t kuiVR4		= (2 + kuiL0 + (kuiLT << 1) + kuiT0) >> 2;
-  const uint8_t kuiVR5		= (2 + kuiLT + (kuiT0 << 1) + kuiT1) >> 2;
-  const uint8_t kuiVR6		= (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2;
-  const uint8_t kuiVR7		= (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2;
-  const uint8_t kuiVR8		= (2 + kuiLT + (kuiL0 << 1) + kuiL1) >> 2;
-  const uint8_t kuiVR9		= (2 + kuiL0 + (kuiL1 << 1) + kuiL2) >> 2;
-  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16)	// TobeCont'd about assign opt as follows
+  const uint8_t kuiL0       = pRef[-1];
+  const uint8_t kuiL1       = pRef[kiStride - 1];
+  const uint8_t kuiL2       = pRef[kiStridex2 - 1];
+  const uint8_t kuiT0       = pRef[-kiStride];
+  const uint8_t kuiT1       = pRef[1 - kiStride];
+  const uint8_t kuiT2       = pRef[2 - kiStride];
+  const uint8_t kuiT3       = pRef[3 - kiStride];
+  const uint8_t kuiVR0      = (1 + kuiLT + kuiT0) >> 1;
+  const uint8_t kuiVR1      = (1 + kuiT0 + kuiT1) >> 1;
+  const uint8_t kuiVR2      = (1 + kuiT1 + kuiT2) >> 1;
+  const uint8_t kuiVR3      = (1 + kuiT2 + kuiT3) >> 1;
+  const uint8_t kuiVR4      = (2 + kuiL0 + (kuiLT << 1) + kuiT0) >> 2;
+  const uint8_t kuiVR5      = (2 + kuiLT + (kuiT0 << 1) + kuiT1) >> 2;
+  const uint8_t kuiVR6      = (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2;
+  const uint8_t kuiVR7      = (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2;
+  const uint8_t kuiVR8      = (2 + kuiLT + (kuiL0 << 1) + kuiL1) >> 2;
+  const uint8_t kuiVR9      = (2 + kuiL0 + (kuiL1 << 1) + kuiL2) >> 2;
+  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16) // TobeCont'd about assign opt as follows
   uiSrc[0] = uiSrc[9] = kuiVR0;
   uiSrc[1] = uiSrc[10] = kuiVR1;
   uiSrc[2] = uiSrc[11] = kuiVR2;
@@ -330,23 +330,23 @@
 
 /*horizontal up*/
 void WelsI4x4LumaPredHU_c (uint8_t* pPred, uint8_t* pRef, const int32_t kiStride) {
-  const int32_t kiStridex2	= kiStride << 1;
-  const int32_t kiStridex3	= kiStride + kiStridex2;
+  const int32_t kiStridex2  = kiStride << 1;
+  const int32_t kiStridex3  = kiStride + kiStridex2;
   /*get pLeft*/
-  const uint8_t kuiL0			= pRef[-1];
-  const uint8_t kuiL1			= pRef[kiStride - 1];
-  const uint8_t kuiL2			= pRef[kiStridex2 - 1];
-  const uint8_t kuiL3			= pRef[kiStridex3 - 1];
-  const uint16_t kuiL01		= (1 + kuiL0 + kuiL1);
-  const uint16_t kuiL12		= (1 + kuiL1 + kuiL2);
-  const uint16_t kuiL23		= (1 + kuiL2 + kuiL3);
-  const uint8_t kuiHU0		= kuiL01 >> 1;
-  const uint8_t kuiHU1		= (kuiL01 + kuiL12) >> 2;
-  const uint8_t kuiHU2		= kuiL12 >> 1;
-  const uint8_t kuiHU3		= (kuiL12 + kuiL23) >> 2;
-  const uint8_t kuiHU4		= kuiL23 >> 1;
-  const uint8_t kuiHU5		= (1 + kuiL23 + (kuiL3 << 1)) >> 2;
-  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16)	// TobeCont'd about assign opt as follows
+  const uint8_t kuiL0       = pRef[-1];
+  const uint8_t kuiL1       = pRef[kiStride - 1];
+  const uint8_t kuiL2       = pRef[kiStridex2 - 1];
+  const uint8_t kuiL3       = pRef[kiStridex3 - 1];
+  const uint16_t kuiL01     = (1 + kuiL0 + kuiL1);
+  const uint16_t kuiL12     = (1 + kuiL1 + kuiL2);
+  const uint16_t kuiL23     = (1 + kuiL2 + kuiL3);
+  const uint8_t kuiHU0      = kuiL01 >> 1;
+  const uint8_t kuiHU1      = (kuiL01 + kuiL12) >> 2;
+  const uint8_t kuiHU2      = kuiL12 >> 1;
+  const uint8_t kuiHU3      = (kuiL12 + kuiL23) >> 2;
+  const uint8_t kuiHU4      = kuiL23 >> 1;
+  const uint8_t kuiHU5      = (1 + kuiL23 + (kuiL3 << 1)) >> 2;
+  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16) // TobeCont'd about assign opt as follows
   uiSrc[0] = kuiHU0;
   uiSrc[1] = kuiHU1;
   uiSrc[2] = uiSrc[4] = kuiHU2;
@@ -361,28 +361,28 @@
 
 /*horizontal down*/
 void WelsI4x4LumaPredHD_c (uint8_t* pPred, uint8_t* pRef, const int32_t kiStride) {
-  const int32_t kiStridex2	= kiStride << 1;
-  const int32_t kiStridex3	= kiStride + kiStridex2;
-  const uint8_t kuiLT		= pRef[-kiStride - 1];	// pTop-pLeft
+  const int32_t kiStridex2  = kiStride << 1;
+  const int32_t kiStridex3  = kiStride + kiStridex2;
+  const uint8_t kuiLT       = pRef[-kiStride - 1];  // pTop-pLeft
   /*get pLeft and pTop*/
-  const uint8_t kuiL0		= pRef[-1];
-  const uint8_t kuiL1		= pRef[kiStride - 1];
-  const uint8_t kuiL2		= pRef[kiStridex2 - 1];
-  const uint8_t kuiL3		= pRef[kiStridex3 - 1];
-  const uint8_t kuiT0		= pRef[-kiStride];
-  const uint8_t kuiT1		= pRef[1 - kiStride];
-  const uint8_t kuiT2		= pRef[2 - kiStride];
-  const uint8_t kuiHD0		= (1 + kuiLT + kuiL0) >> 1;				// uiHD0
-  const uint8_t kuiHD1		= (2 + kuiL0 + (kuiLT << 1) + kuiT0) >> 2;	// uiHD1
-  const uint8_t kuiHD2		= (2 + kuiLT + (kuiT0 << 1) + kuiT1) >> 2;	// uiHD2
-  const uint8_t kuiHD3		= (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2;	// uiHD3
-  const uint8_t kuiHD4		= (1 + kuiL0 + kuiL1) >> 1;				// uiHD4
-  const uint8_t kuiHD5		= (2 + kuiLT + (kuiL0 << 1) + kuiL1) >> 2;	// uiHD5
-  const uint8_t kuiHD6		= (1 + kuiL1 + kuiL2) >> 1;				// uiHD6
-  const uint8_t kuiHD7		= (2 + kuiL0 + (kuiL1 << 1) + kuiL2) >> 2;	// uiHD7
-  const uint8_t kuiHD8		= (1 + kuiL2 + kuiL3) >> 1;				// uiHD8
-  const uint8_t kuiHD9		= (2 + kuiL1 + (kuiL2 << 1) + kuiL3) >> 2;	// uiHD9
-  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16)	// TobeCont'd about assign opt as follows
+  const uint8_t kuiL0       = pRef[-1];
+  const uint8_t kuiL1       = pRef[kiStride - 1];
+  const uint8_t kuiL2       = pRef[kiStridex2 - 1];
+  const uint8_t kuiL3       = pRef[kiStridex3 - 1];
+  const uint8_t kuiT0       = pRef[-kiStride];
+  const uint8_t kuiT1       = pRef[1 - kiStride];
+  const uint8_t kuiT2       = pRef[2 - kiStride];
+  const uint8_t kuiHD0      = (1 + kuiLT + kuiL0) >> 1;                     // uiHD0
+  const uint8_t kuiHD1      = (2 + kuiL0 + (kuiLT << 1) + kuiT0) >> 2;      // uiHD1
+  const uint8_t kuiHD2      = (2 + kuiLT + (kuiT0 << 1) + kuiT1) >> 2;      // uiHD2
+  const uint8_t kuiHD3      = (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2;      // uiHD3
+  const uint8_t kuiHD4      = (1 + kuiL0 + kuiL1) >> 1;                     // uiHD4
+  const uint8_t kuiHD5      = (2 + kuiLT + (kuiL0 << 1) + kuiL1) >> 2;      // uiHD5
+  const uint8_t kuiHD6      = (1 + kuiL1 + kuiL2) >> 1;                     // uiHD6
+  const uint8_t kuiHD7      = (2 + kuiL0 + (kuiL1 << 1) + kuiL2) >> 2;      // uiHD7
+  const uint8_t kuiHD8      = (1 + kuiL2 + kuiL3) >> 1;                     // uiHD8
+  const uint8_t kuiHD9      = (2 + kuiL1 + (kuiL2 << 1) + kuiL3) >> 2;      // uiHD9
+  ENFORCE_STACK_ALIGN_1D (uint8_t, uiSrc, 16, 16) // TobeCont'd about assign opt as follows
   uiSrc[0] = uiSrc[6] = kuiHD0;
   uiSrc[1] = uiSrc[7] = kuiHD1;
   uiSrc[2] = kuiHD2;
@@ -404,7 +404,7 @@
 void WelsIChromaPredV_c (uint8_t* pPred, uint8_t* pRef, const int32_t kiStride) {
   const uint64_t kuiSrc64 = LD64 (&pRef[-kiStride]);
 
-  ST64 (pPred   , kuiSrc64);
+  ST64 (pPred     , kuiSrc64);
   ST64 (pPred + 8 , kuiSrc64);
   ST64 (pPred + 16, kuiSrc64);
   ST64 (pPred + 24, kuiSrc64);
@@ -476,7 +476,7 @@
   const uint64_t kuiTopMean64 = LD64 (kuiTopMean);
   const uint64_t kuiBottomMean64 = LD64 (kuiBottomMean);
 
-  ST64 (pPred   , kuiTopMean64);
+  ST64 (pPred     , kuiTopMean64);
   ST64 (pPred + 8 , kuiTopMean64);
   ST64 (pPred + 16, kuiTopMean64);
   ST64 (pPred + 24, kuiTopMean64);
@@ -487,19 +487,19 @@
 }
 
 void WelsIChromaPredDcLeft_c (uint8_t* pPred, uint8_t* pRef, const int32_t kiStride) {
-  const int32_t kuiL1	= kiStride - 1;
-  const int32_t kuiL2	= kuiL1 + kiStride;
-  const int32_t kuiL3	= kuiL2 + kiStride;
-  const int32_t kuiL4	= kuiL3 + kiStride;
-  const int32_t kuiL5	= kuiL4 + kiStride;
-  const int32_t kuiL6	= kuiL5 + kiStride;
-  const int32_t kuiL7	= kuiL6 + kiStride;
+  const int32_t kuiL1   = kiStride - 1;
+  const int32_t kuiL2   = kuiL1 + kiStride;
+  const int32_t kuiL3   = kuiL2 + kiStride;
+  const int32_t kuiL4   = kuiL3 + kiStride;
+  const int32_t kuiL5   = kuiL4 + kiStride;
+  const int32_t kuiL6   = kuiL5 + kiStride;
+  const int32_t kuiL7   = kuiL6 + kiStride;
   /*caculate the iMean value*/
-  const uint8_t kuiTopMean	= (pRef[-1] + pRef[kuiL1] + pRef[kuiL2] + pRef[kuiL3] + 2) >> 2 ;
-  const uint8_t kuiBottomMean	= (pRef[kuiL4] + pRef[kuiL5] + pRef[kuiL6] + pRef[kuiL7] + 2) >> 2;
-  const uint64_t kuiTopMean64	= (uint64_t) (0x0101010101010101ULL * kuiTopMean);
-  const uint64_t kuiBottomMean64	= (uint64_t) (0x0101010101010101ULL * kuiBottomMean);
-  ST64 (pPred   , kuiTopMean64);
+  const uint8_t kuiTopMean          = (pRef[-1] + pRef[kuiL1] + pRef[kuiL2] + pRef[kuiL3] + 2) >> 2 ;
+  const uint8_t kuiBottomMean       = (pRef[kuiL4] + pRef[kuiL5] + pRef[kuiL6] + pRef[kuiL7] + 2) >> 2;
+  const uint64_t kuiTopMean64       = (uint64_t) (0x0101010101010101ULL * kuiTopMean);
+  const uint64_t kuiBottomMean64    = (uint64_t) (0x0101010101010101ULL * kuiBottomMean);
+  ST64 (pPred     , kuiTopMean64);
   ST64 (pPred + 8 , kuiTopMean64);
   ST64 (pPred + 16, kuiTopMean64);
   ST64 (pPred + 24, kuiTopMean64);
@@ -516,7 +516,7 @@
   const uint8_t kuiMean[8] = {kuiMean1, kuiMean1, kuiMean1, kuiMean1, kuiMean2, kuiMean2, kuiMean2, kuiMean2};
   const uint64_t kuiMean64 = LD64 (kuiMean);
 
-  ST64 (pPred   , kuiMean64);
+  ST64 (pPred     , kuiMean64);
   ST64 (pPred + 8 , kuiMean64);
   ST64 (pPred + 16, kuiMean64);
   ST64 (pPred + 24, kuiMean64);
@@ -528,7 +528,7 @@
 
 void WelsIChromaPredDcNA_c (uint8_t* pPred, uint8_t* pRef, const int32_t kiStride) {
   const uint64_t kuiDcValue64 = (uint64_t)0x8080808080808080ULL;
-  ST64 (pPred   , kuiDcValue64);
+  ST64 (pPred     , kuiDcValue64);
   ST64 (pPred + 8 , kuiDcValue64);
   ST64 (pPred + 16, kuiDcValue64);
   ST64 (pPred + 24, kuiDcValue64);
--- a/codec/encoder/core/src/md.cpp
+++ b/codec/encoder/core/src/md.cpp
@@ -435,10 +435,10 @@
 int32_t AnalysisVaaInfoIntra_c (uint8_t* pDataY, const int32_t kiLineSize) {
   ENFORCE_STACK_ALIGN_1D (uint16_t, uiAvgBlock, 16, 16)
   uint16_t* pBlock = &uiAvgBlock[0];
-  uint8_t* pEncData	= pDataY;
-  const int32_t kiLineSize2	= kiLineSize << 1;
-  const int32_t kiLineSize3	= kiLineSize + kiLineSize2;
-  const int32_t kiLineSize4	= kiLineSize << 2;
+  uint8_t* pEncData         = pDataY;
+  const int32_t kiLineSize2 = kiLineSize << 1;
+  const int32_t kiLineSize3 = kiLineSize + kiLineSize2;
+  const int32_t kiLineSize4 = kiLineSize << 2;
   int32_t i = 0, j = 0, num = 0;
   int32_t iSumAvg = 0, iSumSqr = 0;
 
@@ -492,9 +492,9 @@
 
 bool MdIntraAnalysisVaaInfo (sWelsEncCtx* pEncCtx, uint8_t* pEncMb) {
 
-  SDqLayer* pCurDqLayer	= pEncCtx->pCurDqLayer;
+  SDqLayer* pCurDqLayer     = pEncCtx->pCurDqLayer;
   const int32_t kiLineSize  = pCurDqLayer->iEncStride[0];
-  const int32_t kiVariance	= pEncCtx->pFuncList->pfGetVarianceFromIntraVaa (pEncMb, kiLineSize);
+  const int32_t kiVariance  = pEncCtx->pFuncList->pfGetVarianceFromIntraVaa (pEncMb, kiLineSize);
   return (kiVariance >= INTRA_VARIANCE_SAD_THRESHOLD);
 }
 
@@ -527,11 +527,11 @@
 
 inline void MeRefineQuarPixel (SWelsFuncPtrList* pFunc, SWelsME* pMe, SMeRefinePointer* pMeRefine,
                                const int32_t kiWidth, const int32_t kiHeight, SQuarRefineParams* pParams, int32_t iStrideEnc) {
-  PWelsSampleAveragingFunc pSampleAvg	= pFunc->sMcFuncs.pfSampleAveraging;
+  PWelsSampleAveragingFunc pSampleAvg   = pFunc->sMcFuncs.pfSampleAveraging;
   int32_t iCurCost;
-  uint8_t* pEncMb				= pMe->pEncMb;
-  uint8_t* pTmp				= NULL;
-  const uint8_t kuiPixel		= pMe->uiBlockSize;
+  uint8_t* pEncMb                       = pMe->pEncMb;
+  uint8_t* pTmp                         = NULL;
+  const uint8_t kuiPixel                = pMe->uiBlockSize;
 
   pSampleAvg (pMeRefine->pQuarPixTmp, ME_REFINE_BUF_STRIDE, pParams->pSrcA[0], ME_REFINE_BUF_STRIDE,
               pParams->pSrcB[0], pParams->iStrideA, kiWidth, kiHeight);
@@ -791,9 +791,9 @@
  * iMvdSz = (648*2+1) or (972*2+1);
  */
 void MvdCostInit (uint16_t* pMvdCostInter, const int32_t kiMvdSz) {
-  const int32_t kiSz		= kiMvdSz >> 1;
-  uint16_t* pNegMvd		= pMvdCostInter;
-  uint16_t* pPosMvd		= pMvdCostInter + kiSz + 1;
+  const int32_t kiSz        = kiMvdSz >> 1;
+  uint16_t* pNegMvd         = pMvdCostInter;
+  uint16_t* pPosMvd         = pMvdCostInter + kiSz + 1;
   const int32_t* kpQpLambda = &g_kiQpCostTable[0];
   int32_t i, j;
 
@@ -803,15 +803,15 @@
     int32_t iPosSe = 1;
 
     for (j = 0; j < kiSz; j += 4) {
-      *pNegMvd++	= kiLambda * BsSizeSE (iNegSe++);
-      *pNegMvd++	= kiLambda * BsSizeSE (iNegSe++);
-      *pNegMvd++	= kiLambda * BsSizeSE (iNegSe++);
-      *pNegMvd++	= kiLambda * BsSizeSE (iNegSe++);
+      *pNegMvd++ = kiLambda * BsSizeSE (iNegSe++);
+      *pNegMvd++ = kiLambda * BsSizeSE (iNegSe++);
+      *pNegMvd++ = kiLambda * BsSizeSE (iNegSe++);
+      *pNegMvd++ = kiLambda * BsSizeSE (iNegSe++);
 
-      *pPosMvd++	= kiLambda * BsSizeSE (iPosSe++);
-      *pPosMvd++	= kiLambda * BsSizeSE (iPosSe++);
-      *pPosMvd++	= kiLambda * BsSizeSE (iPosSe++);
-      *pPosMvd++	= kiLambda * BsSizeSE (iPosSe++);
+      *pPosMvd++ = kiLambda * BsSizeSE (iPosSe++);
+      *pPosMvd++ = kiLambda * BsSizeSE (iPosSe++);
+      *pPosMvd++ = kiLambda * BsSizeSE (iPosSe++);
+      *pPosMvd++ = kiLambda * BsSizeSE (iPosSe++);
     }
     *pNegMvd = kiLambda;
     pNegMvd += kiSz + 1;
@@ -820,12 +820,12 @@
 }
 
 void PredictSad (int8_t* pRefIndexCache, int32_t* pSadCostCache, int32_t uiRef, int32_t* pSadPred) {
-  const int32_t kiRefB	= pRefIndexCache[1];//top g_uiCache12_8x8RefIdx[0] - 4
-  int32_t iRefC			= pRefIndexCache[5];//top-right g_uiCache12_8x8RefIdx[0] - 2
-  const int32_t kiRefA	= pRefIndexCache[6];//left g_uiCache12_8x8RefIdx[0] - 1
-  const int32_t kiSadB		= pSadCostCache[1];
-  int32_t iSadC			= pSadCostCache[2];
-  const int32_t kiSadA		= pSadCostCache[3];
+  const int32_t kiRefB  = pRefIndexCache[1];//top g_uiCache12_8x8RefIdx[0] - 4
+  int32_t iRefC         = pRefIndexCache[5];//top-right g_uiCache12_8x8RefIdx[0] - 2
+  const int32_t kiRefA  = pRefIndexCache[6];//left g_uiCache12_8x8RefIdx[0] - 1
+  const int32_t kiSadB  = pSadCostCache[1];
+  int32_t iSadC         = pSadCostCache[2];
+  const int32_t kiSadA  = pSadCostCache[3];
 
   int32_t iCount;
 
@@ -865,13 +865,13 @@
 
 void PredictSadSkip (int8_t* pRefIndexCache, bool* pMbSkipCache, int32_t* pSadCostCache, int32_t uiRef,
                      int32_t* iSadPredSkip) {
-  const int32_t kiRefB	= pRefIndexCache[1];//top g_uiCache12_8x8RefIdx[0] - 4
-  int32_t iRefC			= pRefIndexCache[5];//top-right g_uiCache12_8x8RefIdx[0] - 2
-  const int32_t kiRefA	= pRefIndexCache[6];//left g_uiCache12_8x8RefIdx[0] - 1
-  const int32_t kiSadB		= (pMbSkipCache[1] == 1 ? pSadCostCache[1] : 0);
-  int32_t iSadC			= (pMbSkipCache[2] == 1 ? pSadCostCache[2] : 0);
-  const int32_t kiSadA		= (pMbSkipCache[3] == 1 ? pSadCostCache[3] : 0);
-  int32_t iRefSkip		= pMbSkipCache[2];
+  const int32_t kiRefB  = pRefIndexCache[1];//top g_uiCache12_8x8RefIdx[0] - 4
+  int32_t iRefC         = pRefIndexCache[5];//top-right g_uiCache12_8x8RefIdx[0] - 2
+  const int32_t kiRefA  = pRefIndexCache[6];//left g_uiCache12_8x8RefIdx[0] - 1
+  const int32_t kiSadB  = (pMbSkipCache[1] == 1 ? pSadCostCache[1] : 0);
+  int32_t iSadC         = (pMbSkipCache[2] == 1 ? pSadCostCache[2] : 0);
+  const int32_t kiSadA  = (pMbSkipCache[3] == 1 ? pSadCostCache[3] : 0);
+  int32_t iRefSkip      = pMbSkipCache[2];
 
   int32_t iCount = 0;
 
--- a/codec/encoder/core/src/mv_pred.cpp
+++ b/codec/encoder/core/src/mv_pred.cpp
@@ -43,8 +43,8 @@
 namespace WelsEnc {
 //basic pMv prediction unit for pMv width (4, 2, 1)
 void PredMv (const SMVComponentUnit* kpMvComp, int8_t iPartIdx, int8_t iPartW, int32_t iRef, SMVUnitXY* sMvp) {
-  const uint8_t kuiLeftIdx		= g_kuiCache30ScanIdx[iPartIdx] - 1;
-  const uint8_t kuiTopIdx		= g_kuiCache30ScanIdx[iPartIdx] - 6;
+  const uint8_t kuiLeftIdx = g_kuiCache30ScanIdx[iPartIdx] - 1;
+  const uint8_t kuiTopIdx  = g_kuiCache30ScanIdx[iPartIdx] - 6;
 
   int32_t iMatchRef;
   int32_t iLeftRef = kpMvComp->iRefIndexCache[kuiLeftIdx];
@@ -69,8 +69,8 @@
   }
 
   // b2[diag] b1[top] b0[left] is available!
-  iMatchRef  = (iRef == iLeftRef)	<< MB_LEFT_BIT;
-  iMatchRef |= (iRef == iTopRef)		<< MB_TOP_BIT;
+  iMatchRef  = (iRef == iLeftRef)     << MB_LEFT_BIT;
+  iMatchRef |= (iRef == iTopRef)      << MB_TOP_BIT;
   iMatchRef |= (iRef == iDiagonalRef) << MB_TOPRIGHT_BIT;
   switch (iMatchRef) {
   case LEFT_MB_POS:// A
@@ -147,12 +147,12 @@
 //update pMv and uiRefIndex cache for current MB, only for P_16*16 (SKIP inclusive)
 void UpdateP16x16MotionInfo (SMbCache* pMbCache, SMB* pCurMb, const int8_t kiRef, SMVUnitXY* pMv) {
   // optimized 11/25/2011
-  SMVComponentUnit* pMvComp	= &pMbCache->sMvComponents;
-  const uint32_t kuiMv32			= LD32 (pMv);
-  const uint64_t kuiMv64			= BUTTERFLY4x8 (kuiMv32);
-  uint64_t uiMvBuf[8]			= { kuiMv64, kuiMv64, kuiMv64, kuiMv64, kuiMv64, kuiMv64, kuiMv64, kuiMv64 };
-  const uint16_t kuiRef16		= BUTTERFLY1x2 (kiRef);
-  const uint32_t kuiRef32		= BUTTERFLY2x4 (kuiRef16);
+  SMVComponentUnit* pMvComp     = &pMbCache->sMvComponents;
+  const uint32_t kuiMv32        = LD32 (pMv);
+  const uint64_t kuiMv64        = BUTTERFLY4x8 (kuiMv32);
+  uint64_t uiMvBuf[8]           = { kuiMv64, kuiMv64, kuiMv64, kuiMv64, kuiMv64, kuiMv64, kuiMv64, kuiMv64 };
+  const uint16_t kuiRef16       = BUTTERFLY1x2 (kiRef);
+  const uint32_t kuiRef32       = BUTTERFLY2x4 (kuiRef16);
 
   ST32 (pCurMb->pRefIndex, kuiRef32);
   // update pMv range from 0~15
@@ -161,23 +161,23 @@
   /*
    * blocks 0: 7~10, 1: 13~16, 2: 19~22, 3: 25~28
    */
-  pMvComp->iRefIndexCache[7]	= kiRef;
+  pMvComp->iRefIndexCache[7]    = kiRef;
   ST16 (&pMvComp->iRefIndexCache[8], kuiRef16);
-  pMvComp->iRefIndexCache[10]	= kiRef;
-  pMvComp->iRefIndexCache[13]	= kiRef;
+  pMvComp->iRefIndexCache[10]   = kiRef;
+  pMvComp->iRefIndexCache[13]   = kiRef;
   ST16 (&pMvComp->iRefIndexCache[14], kuiRef16);
-  pMvComp->iRefIndexCache[16]	= kiRef;
-  pMvComp->iRefIndexCache[19]	= kiRef;
+  pMvComp->iRefIndexCache[16]   = kiRef;
+  pMvComp->iRefIndexCache[19]   = kiRef;
   ST16 (&pMvComp->iRefIndexCache[20], kuiRef16);
-  pMvComp->iRefIndexCache[22]	= kiRef;
-  pMvComp->iRefIndexCache[25]	= kiRef;
+  pMvComp->iRefIndexCache[22]   = kiRef;
+  pMvComp->iRefIndexCache[25]   = kiRef;
   ST16 (&pMvComp->iRefIndexCache[26], kuiRef16);
-  pMvComp->iRefIndexCache[28]	= kiRef;
+  pMvComp->iRefIndexCache[28]   = kiRef;
 
   /*
   * blocks 0: 7~10, 1: 13~16, 2: 19~22, 3: 25~28
   */
-  pMvComp->sMotionVectorCache[7]	= *pMv;
+  pMvComp->sMotionVectorCache[7]  = *pMv;
   ST64 (&pMvComp->sMotionVectorCache[8], kuiMv64);
   pMvComp->sMotionVectorCache[10] = *pMv;
   pMvComp->sMotionVectorCache[13] = *pMv;
@@ -195,18 +195,18 @@
 void UpdateP16x8MotionInfo (SMbCache* pMbCache, SMB* pCurMb, const int32_t kiPartIdx, const int8_t kiRef,
                             SMVUnitXY* pMv) {
   // optimized 11/25/2011
-  SMVComponentUnit* pMvComp	= &pMbCache->sMvComponents;
-  const uint32_t kuiMv32			= LD32 (pMv);
-  const uint64_t kuiMv64			= BUTTERFLY4x8 (kuiMv32);
-  uint64_t uiMvBuf[4]			= { kuiMv64, kuiMv64, kuiMv64, kuiMv64 };
-  const int16_t kiScan4Idx		= g_kuiMbCountScan4Idx[kiPartIdx];
-  const int16_t kiCacheIdx		= g_kuiCache30ScanIdx[kiPartIdx];
-  const int16_t kiCacheIdx1	= 1 + kiCacheIdx;
-  const int16_t kiCacheIdx3	= 3 + kiCacheIdx;
-  const int16_t kiCacheIdx6	= 6 + kiCacheIdx;
-  const int16_t kiCacheIdx7	= 7 + kiCacheIdx;
-  const int16_t kiCacheIdx9	= 9 + kiCacheIdx;
-  const uint16_t kuiRef16		= BUTTERFLY1x2 (kiRef);
+  SMVComponentUnit* pMvComp     = &pMbCache->sMvComponents;
+  const uint32_t kuiMv32        = LD32 (pMv);
+  const uint64_t kuiMv64        = BUTTERFLY4x8 (kuiMv32);
+  uint64_t uiMvBuf[4]           = { kuiMv64, kuiMv64, kuiMv64, kuiMv64 };
+  const int16_t kiScan4Idx      = g_kuiMbCountScan4Idx[kiPartIdx];
+  const int16_t kiCacheIdx      = g_kuiCache30ScanIdx[kiPartIdx];
+  const int16_t kiCacheIdx1     = 1 + kiCacheIdx;
+  const int16_t kiCacheIdx3     = 3 + kiCacheIdx;
+  const int16_t kiCacheIdx6     = 6 + kiCacheIdx;
+  const int16_t kiCacheIdx7     = 7 + kiCacheIdx;
+  const int16_t kiCacheIdx9     = 9 + kiCacheIdx;
+  const uint16_t kuiRef16       = BUTTERFLY1x2 (kiRef);
 
   ST16 (&pCurMb->pRefIndex[ (kiPartIdx >> 2)], kuiRef16);
   memcpy (&pCurMb->sMv[kiScan4Idx], uiMvBuf, sizeof (uiMvBuf));	// confirmed_safe_unsafe_usage
@@ -214,17 +214,17 @@
   /*
   * blocks 0: g_kuiCache30ScanIdx[iPartIdx]~g_kuiCache30ScanIdx[iPartIdx]+3, 1: g_kuiCache30ScanIdx[iPartIdx]+6~g_kuiCache30ScanIdx[iPartIdx]+9
   */
-  pMvComp->iRefIndexCache[kiCacheIdx]		= kiRef;
+  pMvComp->iRefIndexCache[kiCacheIdx]  = kiRef;
   ST16 (&pMvComp->iRefIndexCache[kiCacheIdx1], kuiRef16);
-  pMvComp->iRefIndexCache[kiCacheIdx3]	= kiRef;
-  pMvComp->iRefIndexCache[kiCacheIdx6]	= kiRef;
+  pMvComp->iRefIndexCache[kiCacheIdx3] = kiRef;
+  pMvComp->iRefIndexCache[kiCacheIdx6] = kiRef;
   ST16 (&pMvComp->iRefIndexCache[kiCacheIdx7], kuiRef16);
-  pMvComp->iRefIndexCache[kiCacheIdx9]	= kiRef;
+  pMvComp->iRefIndexCache[kiCacheIdx9] = kiRef;
 
   /*
   * blocks 0: g_kuiCache30ScanIdx[iPartIdx]~g_kuiCache30ScanIdx[iPartIdx]+3, 1: g_kuiCache30ScanIdx[iPartIdx]+6~g_kuiCache30ScanIdx[iPartIdx]+9
   */
-  pMvComp->sMotionVectorCache[kiCacheIdx]	= *pMv;
+  pMvComp->sMotionVectorCache[kiCacheIdx]  = *pMv;
   ST64 (&pMvComp->sMotionVectorCache[kiCacheIdx1], kuiMv64);
   pMvComp->sMotionVectorCache[kiCacheIdx3] = *pMv;
   pMvComp->sMotionVectorCache[kiCacheIdx6] = *pMv;
@@ -235,20 +235,20 @@
 void update_P8x16_motion_info (SMbCache* pMbCache, SMB* pCurMb, const int32_t kiPartIdx, const int8_t kiRef,
                                SMVUnitXY* pMv) {
   // optimized 11/25/2011
-  SMVComponentUnit* pMvComp	= &pMbCache->sMvComponents;
-  const uint32_t kuiMv32			= LD32 (pMv);
-  const uint64_t kuiMv64			= BUTTERFLY4x8 (kuiMv32);
-  const int16_t kiScan4Idx		= g_kuiMbCountScan4Idx[kiPartIdx];
-  const int16_t kiCacheIdx		= g_kuiCache30ScanIdx[kiPartIdx];
-  const int16_t kiCacheIdx1	= 1 + kiCacheIdx;
-  const int16_t kiCacheIdx3	= 3 + kiCacheIdx;
-  const int16_t kiCacheIdx12	= 12 + kiCacheIdx;
-  const int16_t kiCacheIdx13	= 13 + kiCacheIdx;
-  const int16_t kiCacheIdx15	= 15 + kiCacheIdx;
-  const int16_t kiBlkIdx		= kiPartIdx >> 2;
-  const uint16_t kuiRef16		= BUTTERFLY1x2 (kiRef);
+  SMVComponentUnit* pMvComp     = &pMbCache->sMvComponents;
+  const uint32_t kuiMv32        = LD32 (pMv);
+  const uint64_t kuiMv64        = BUTTERFLY4x8 (kuiMv32);
+  const int16_t kiScan4Idx      = g_kuiMbCountScan4Idx[kiPartIdx];
+  const int16_t kiCacheIdx      = g_kuiCache30ScanIdx[kiPartIdx];
+  const int16_t kiCacheIdx1     = 1 + kiCacheIdx;
+  const int16_t kiCacheIdx3     = 3 + kiCacheIdx;
+  const int16_t kiCacheIdx12    = 12 + kiCacheIdx;
+  const int16_t kiCacheIdx13    = 13 + kiCacheIdx;
+  const int16_t kiCacheIdx15    = 15 + kiCacheIdx;
+  const int16_t kiBlkIdx        = kiPartIdx >> 2;
+  const uint16_t kuiRef16       = BUTTERFLY1x2 (kiRef);
 
-  pCurMb->pRefIndex[kiBlkIdx]	= kiRef;
+  pCurMb->pRefIndex[kiBlkIdx]     = kiRef;
   pCurMb->pRefIndex[2 + kiBlkIdx] = kiRef;
   ST64 (&pCurMb->sMv[kiScan4Idx], kuiMv64);
   ST64 (&pCurMb->sMv[4 + kiScan4Idx], kuiMv64);
@@ -258,17 +258,17 @@
   /*
   * blocks 0: g_kuiCache30ScanIdx[iPartIdx]~g_kuiCache30ScanIdx[iPartIdx]+3, 1: g_kuiCache30ScanIdx[iPartIdx]+6~g_kuiCache30ScanIdx[iPartIdx]+9
   */
-  pMvComp->iRefIndexCache[kiCacheIdx]	= kiRef;
+  pMvComp->iRefIndexCache[kiCacheIdx]   = kiRef;
   ST16 (&pMvComp->iRefIndexCache[kiCacheIdx1], kuiRef16);
-  pMvComp->iRefIndexCache[kiCacheIdx3]	= kiRef;
-  pMvComp->iRefIndexCache[kiCacheIdx12]	= kiRef;
+  pMvComp->iRefIndexCache[kiCacheIdx3]  = kiRef;
+  pMvComp->iRefIndexCache[kiCacheIdx12] = kiRef;
   ST16 (&pMvComp->iRefIndexCache[kiCacheIdx13], kuiRef16);
-  pMvComp->iRefIndexCache[kiCacheIdx15]	= kiRef;
+  pMvComp->iRefIndexCache[kiCacheIdx15] = kiRef;
 
   /*
   * blocks 0: g_kuiCache30ScanIdx[iPartIdx]~g_kuiCache30ScanIdx[iPartIdx]+3, 1: g_kuiCache30ScanIdx[iPartIdx]+6~g_kuiCache30ScanIdx[iPartIdx]+9
   */
-  pMvComp->sMotionVectorCache[kiCacheIdx]	= *pMv;
+  pMvComp->sMotionVectorCache[kiCacheIdx]  = *pMv;
   ST64 (&pMvComp->sMotionVectorCache[kiCacheIdx1], kuiMv64);
   pMvComp->sMotionVectorCache[kiCacheIdx3] = *pMv;
   pMvComp->sMotionVectorCache[kiCacheIdx12] = *pMv;
@@ -279,13 +279,13 @@
 void UpdateP8x8MotionInfo (SMbCache* pMbCache, SMB* pCurMb, const int32_t kiPartIdx, const int8_t kiRef,
                            SMVUnitXY* pMv) {
   SMVComponentUnit* pMvComp = &pMbCache->sMvComponents;
-  const uint32_t kuiMv32			= LD32 (pMv);
-  const uint64_t kuiMv64			= BUTTERFLY4x8 (kuiMv32);
-  const int16_t kiScan4Idx		= g_kuiMbCountScan4Idx[kiPartIdx];
-  const int16_t kiCacheIdx		= g_kuiCache30ScanIdx[kiPartIdx];
-  const int16_t kiCacheIdx1	= 1 + kiCacheIdx;
-  const int16_t kiCacheIdx6	= 6 + kiCacheIdx;
-  const int16_t kiCacheIdx7	= 7 + kiCacheIdx;
+  const uint32_t kuiMv32        = LD32 (pMv);
+  const uint64_t kuiMv64        = BUTTERFLY4x8 (kuiMv32);
+  const int16_t kiScan4Idx      = g_kuiMbCountScan4Idx[kiPartIdx];
+  const int16_t kiCacheIdx      = g_kuiCache30ScanIdx[kiPartIdx];
+  const int16_t kiCacheIdx1     = 1 + kiCacheIdx;
+  const int16_t kiCacheIdx6     = 6 + kiCacheIdx;
+  const int16_t kiCacheIdx7     = 7 + kiCacheIdx;
 
   //mb
   ST64 (&pCurMb->sMv[  kiScan4Idx], kuiMv64);
--- a/codec/encoder/core/src/nal_encap.cpp
+++ b/codec/encoder/core/src/nal_encap.cpp
@@ -45,18 +45,18 @@
  */
 void WelsLoadNal (SWelsEncoderOutput* pEncoderOuput, const int32_t/*EWelsNalUnitType*/ kiType,
                   const int32_t/*EWelsNalRefIdc*/ kiNalRefIdc) {
-  SWelsEncoderOutput* pWelsEncoderOuput	= pEncoderOuput;
-  SWelsNalRaw* pRawNal			= &pWelsEncoderOuput->sNalList[ pWelsEncoderOuput->iNalIndex ];
-  SNalUnitHeader* sNalUnitHeader	= &pRawNal->sNalExt.sNalUnitHeader;
-  const int32_t kiStartPos		= (BsGetBitsPos (&pWelsEncoderOuput->sBsWrite) >> 3);
+  SWelsEncoderOutput* pWelsEncoderOuput = pEncoderOuput;
+  SWelsNalRaw* pRawNal                  = &pWelsEncoderOuput->sNalList[ pWelsEncoderOuput->iNalIndex ];
+  SNalUnitHeader* sNalUnitHeader        = &pRawNal->sNalExt.sNalUnitHeader;
+  const int32_t kiStartPos              = (BsGetBitsPos (&pWelsEncoderOuput->sBsWrite) >> 3);
 
-  sNalUnitHeader->eNalUnitType	= (EWelsNalUnitType)kiType;
-  sNalUnitHeader->uiNalRefIdc		= (EWelsNalRefIdc)kiNalRefIdc;
-  sNalUnitHeader->uiForbiddenZeroBit	= 0;
+  sNalUnitHeader->eNalUnitType          = (EWelsNalUnitType)kiType;
+  sNalUnitHeader->uiNalRefIdc           = (EWelsNalRefIdc)kiNalRefIdc;
+  sNalUnitHeader->uiForbiddenZeroBit    = 0;
 
-  pRawNal->pRawData		= &pWelsEncoderOuput->pBsBuffer[kiStartPos];
-  pRawNal->iStartPos	 = kiStartPos;
-  pRawNal->iPayloadSize	= 0;
+  pRawNal->pRawData     = &pWelsEncoderOuput->pBsBuffer[kiStartPos];
+  pRawNal->iStartPos    = kiStartPos;
+  pRawNal->iPayloadSize = 0;
 }
 
 /*!
@@ -63,13 +63,13 @@
  * \brief   unload pRawNal NAL
  */
 void WelsUnloadNal (SWelsEncoderOutput* pEncoderOuput) {
-  SWelsEncoderOutput*	pWelsEncoderOuput = pEncoderOuput;
-  int32_t*	pIdx			= &pWelsEncoderOuput->iNalIndex;
-  SWelsNalRaw* pRawNal		= &pWelsEncoderOuput->sNalList[ *pIdx ];
-  const int32_t kiEndPos		= (BsGetBitsPos (&pWelsEncoderOuput->sBsWrite) >> 3);
+  SWelsEncoderOutput*   pWelsEncoderOuput = pEncoderOuput;
+  int32_t*      pIdx            = &pWelsEncoderOuput->iNalIndex;
+  SWelsNalRaw* pRawNal          = &pWelsEncoderOuput->sNalList[ *pIdx ];
+  const int32_t kiEndPos        = (BsGetBitsPos (&pWelsEncoderOuput->sBsWrite) >> 3);
 
   /* count payload size of pRawNal NAL */
-  pRawNal->iPayloadSize	= kiEndPos - pRawNal->iStartPos;
+  pRawNal->iPayloadSize = kiEndPos - pRawNal->iStartPos;
 
   ++ (*pIdx);
 }
@@ -79,19 +79,19 @@
  */
 void WelsLoadNalForSlice (SWelsSliceBs* pSliceBsIn, const int32_t/*EWelsNalUnitType*/ kiType,
                           const int32_t/*EWelsNalRefIdc*/ kiNalRefIdc) {
-  SWelsSliceBs* pSliceBs		    = pSliceBsIn;
-  SWelsNalRaw* pRawNal		= &pSliceBs->sNalList[ pSliceBs->iNalIndex ];
-  SNalUnitHeader* sNalUnitHeader	= &pRawNal->sNalExt.sNalUnitHeader;
-  SBitStringAux* pBitStringAux	= &pSliceBs->sBsWrite;
-  const int32_t kiStartPos		    = (BsGetBitsPos (pBitStringAux) >> 3);
+  SWelsSliceBs* pSliceBs                = pSliceBsIn;
+  SWelsNalRaw* pRawNal                  = &pSliceBs->sNalList[ pSliceBs->iNalIndex ];
+  SNalUnitHeader* sNalUnitHeader        = &pRawNal->sNalExt.sNalUnitHeader;
+  SBitStringAux* pBitStringAux          = &pSliceBs->sBsWrite;
+  const int32_t kiStartPos              = (BsGetBitsPos (pBitStringAux) >> 3);
 
-  sNalUnitHeader->eNalUnitType	= (EWelsNalUnitType)kiType;
-  sNalUnitHeader->uiNalRefIdc		= (EWelsNalRefIdc)kiNalRefIdc;
-  sNalUnitHeader->uiForbiddenZeroBit	= 0;
+  sNalUnitHeader->eNalUnitType          = (EWelsNalUnitType)kiType;
+  sNalUnitHeader->uiNalRefIdc           = (EWelsNalRefIdc)kiNalRefIdc;
+  sNalUnitHeader->uiForbiddenZeroBit    = 0;
 
-  pRawNal->pRawData		= &pSliceBs->pBsBuffer[kiStartPos];
-  pRawNal->iStartPos	 = kiStartPos;
-  pRawNal->iPayloadSize	= 0;
+  pRawNal->pRawData     = &pSliceBs->pBsBuffer[kiStartPos];
+  pRawNal->iStartPos    = kiStartPos;
+  pRawNal->iPayloadSize = 0;
 }
 
 /*!
@@ -98,14 +98,14 @@
  * \brief   unload pRawNal NAL
  */
 void WelsUnloadNalForSlice (SWelsSliceBs* pSliceBsIn) {
-  SWelsSliceBs* pSliceBs	        = pSliceBsIn;
-  int32_t*	pIdx			            = &pSliceBs->iNalIndex;
-  SWelsNalRaw* pRawNal		= &pSliceBs->sNalList[ *pIdx ];
-  SBitStringAux* pBitStringAux	= &pSliceBs->sBsWrite;
-  const int32_t kiEndPos		        = (BsGetBitsPos (pBitStringAux) >> 3);
+  SWelsSliceBs* pSliceBs        = pSliceBsIn;
+  int32_t*      pIdx            = &pSliceBs->iNalIndex;
+  SWelsNalRaw* pRawNal          = &pSliceBs->sNalList[ *pIdx ];
+  SBitStringAux* pBitStringAux  = &pSliceBs->sBsWrite;
+  const int32_t kiEndPos        = (BsGetBitsPos (pBitStringAux) >> 3);
 
   /* count payload size of pRawNal NAL */
-  pRawNal->iPayloadSize	= kiEndPos - pRawNal->iStartPos;
+  pRawNal->iPayloadSize = kiEndPos - pRawNal->iStartPos;
 
   ++ (*pIdx);
 }
@@ -132,12 +132,12 @@
     return ENC_RETURN_MEMALLOCERR;
     //TODO: call the realloc&copy instead
   }
-  uint8_t* pDstStart	    = (uint8_t*)pDst;
-  uint8_t* pDstPointer	= pDstStart;
-  uint8_t* pSrcPointer	= pRawNal->pRawData;
-  uint8_t* pSrcEnd		= pRawNal->pRawData + pRawNal->iPayloadSize;
-  int32_t iZeroCount		= 0;
-  int32_t iNalLength		= 0;
+  uint8_t* pDstStart    = (uint8_t*)pDst;
+  uint8_t* pDstPointer  = pDstStart;
+  uint8_t* pSrcPointer  = pRawNal->pRawData;
+  uint8_t* pSrcEnd      = pRawNal->pRawData + pRawNal->iPayloadSize;
+  int32_t iZeroCount    = 0;
+  int32_t iNalLength    = 0;
   *pDstLen = 0;
 
   static const uint8_t kuiStartCodePrefix[NAL_HEADER_SIZE] = { 0, 0, 0, 1 };
--- a/codec/encoder/core/src/picture_handle.cpp
+++ b/codec/encoder/core/src/picture_handle.cpp
@@ -54,43 +54,43 @@
   int32_t iPicWidth = 0;
   int32_t iPicHeight = 0;
 
-  int32_t iPicChromaWidth	= 0;
-  int32_t iPicChromaHeight	= 0;
-  int32_t iLumaSize			= 0;
-  int32_t iChromaSize			= 0;
+  int32_t iPicChromaWidth       = 0;
+  int32_t iPicChromaHeight      = 0;
+  int32_t iLumaSize             = 0;
+  int32_t iChromaSize           = 0;
 
   pPic	= static_cast<SPicture*> (pMa->WelsMallocz (sizeof (SPicture), "pPic"));
 
   WELS_VERIFY_RETURN_IF (NULL, NULL == pPic);
 
-  iPicWidth	= WELS_ALIGN (kiWidth, MB_WIDTH_LUMA) + (PADDING_LENGTH << 1);	// with width of horizon
-  iPicHeight	= WELS_ALIGN (kiHeight, MB_HEIGHT_LUMA) + (PADDING_LENGTH << 1);	// with height of vertical
-  iPicChromaWidth	= iPicWidth >> 1;
-  iPicChromaHeight	= iPicHeight >> 1;
-  iPicWidth	= WELS_ALIGN (iPicWidth,
-                          32);	// 32(or 16 for chroma below) to match original imp. here instead of cache_line_size
-  iPicChromaWidth	= WELS_ALIGN (iPicChromaWidth, 16);
-  iLumaSize	= iPicWidth * iPicHeight;
-  iChromaSize	= iPicChromaWidth * iPicChromaHeight;
+  iPicWidth         = WELS_ALIGN (kiWidth, MB_WIDTH_LUMA) + (PADDING_LENGTH << 1);  // with width of horizon
+  iPicHeight        = WELS_ALIGN (kiHeight, MB_HEIGHT_LUMA) + (PADDING_LENGTH << 1);        // with height of vertical
+  iPicChromaWidth   = iPicWidth >> 1;
+  iPicChromaHeight  = iPicHeight >> 1;
+  iPicWidth         = WELS_ALIGN (iPicWidth,
+                          32);  // 32(or 16 for chroma below) to match original imp. here instead of cache_line_size
+  iPicChromaWidth   = WELS_ALIGN (iPicChromaWidth, 16);
+  iLumaSize         = iPicWidth * iPicHeight;
+  iChromaSize       = iPicChromaWidth * iPicChromaHeight;
 
-  pPic->pBuffer	= (uint8_t*)pMa->WelsMalloc (iLumaSize /* luma */
+  pPic->pBuffer = (uint8_t*)pMa->WelsMalloc (iLumaSize /* luma */
                   + (iChromaSize << 1) /* Cb,Cr */
                   , "pPic->pBuffer");
   WELS_VERIFY_RETURN_PROC_IF (NULL, NULL == pPic->pBuffer, FreePicture (pMa, &pPic));
-  pPic->iLineSize[0]	= iPicWidth;
-  pPic->iLineSize[1]	= pPic->iLineSize[2]	= iPicChromaWidth;
-  pPic->pData[0]	= pPic->pBuffer + (1 + pPic->iLineSize[0]) * PADDING_LENGTH;
-  pPic->pData[1]	= pPic->pBuffer + iLumaSize + (((1 + pPic->iLineSize[1]) * PADDING_LENGTH) >> 1);
-  pPic->pData[2]	= pPic->pBuffer + iLumaSize + iChromaSize + (((1 + pPic->iLineSize[2]) * PADDING_LENGTH) >> 1);
+  pPic->iLineSize[0]    = iPicWidth;
+  pPic->iLineSize[1]    = pPic->iLineSize[2]    = iPicChromaWidth;
+  pPic->pData[0]        = pPic->pBuffer + (1 + pPic->iLineSize[0]) * PADDING_LENGTH;
+  pPic->pData[1]        = pPic->pBuffer + iLumaSize + (((1 + pPic->iLineSize[1]) * PADDING_LENGTH) >> 1);
+  pPic->pData[2]        = pPic->pBuffer + iLumaSize + iChromaSize + (((1 + pPic->iLineSize[2]) * PADDING_LENGTH) >> 1);
 
-  pPic->iWidthInPixel	= kiWidth;
-  pPic->iHeightInPixel	= kiHeight;
-  pPic->iFrameNum			= -1;
+  pPic->iWidthInPixel   = kiWidth;
+  pPic->iHeightInPixel  = kiHeight;
+  pPic->iFrameNum       = -1;
 
-  pPic->bIsLongRef		= false;
+  pPic->bIsLongRef      = false;
   pPic->iLongTermPicNum = -1;
   pPic->uiRecieveConfirmed = 0;
-  pPic->iMarkFrameNum	= -1;
+  pPic->iMarkFrameNum   = -1;
 
   if (bNeedMbInfo) {
     const uint32_t kuiCountMbNum = ((15 + kiWidth) >> 4) * ((15 + kiHeight) >> 4);
@@ -134,22 +134,22 @@
       pMa->WelsFree (pPic->pBuffer, "pPic->pBuffer");
       pPic->pBuffer = NULL;
     }
-    pPic->pBuffer		= NULL;
-    pPic->pData[0]	=
-      pPic->pData[1]	=
-        pPic->pData[2]	= NULL;
-    pPic->iLineSize[0] =
-      pPic->iLineSize[1] =
+    pPic->pBuffer          = NULL;
+    pPic->pData[0]         =
+      pPic->pData[1]       =
+        pPic->pData[2]     = NULL;
+    pPic->iLineSize[0]     =
+      pPic->iLineSize[1]   =
         pPic->iLineSize[2] = 0;
 
-    pPic->iWidthInPixel		= 0;
-    pPic->iHeightInPixel	= 0;
-    pPic->iFrameNum			= -1;
+    pPic->iWidthInPixel         = 0;
+    pPic->iHeightInPixel        = 0;
+    pPic->iFrameNum             = -1;
 
-    pPic->bIsLongRef		= false;
-    pPic->uiRecieveConfirmed  = 0;
-    pPic->iLongTermPicNum  = -1;
-    pPic->iMarkFrameNum		= -1;
+    pPic->bIsLongRef            = false;
+    pPic->uiRecieveConfirmed    = 0;
+    pPic->iLongTermPicNum       = -1;
+    pPic->iMarkFrameNum         = -1;
 
     if (pPic->uiRefMbType) {
       pMa->WelsFree (pPic->uiRefMbType, "pPic->uiRefMbType");
--- a/codec/encoder/core/src/ratectl.cpp
+++ b/codec/encoder/core/src/ratectl.cpp
@@ -59,27 +59,27 @@
 }; //WELS_ROUND(INT_MULTIPLY*pow (2.0, (iQP - 4.0) / 6.0))
 
 void RcInitLayerMemory (SWelsSvcRc* pWelsSvcRc, CMemoryAlign* pMA, const int32_t kiMaxTl) {
-  const int32_t kiSliceNum			= pWelsSvcRc->iSliceNum;
-  const int32_t kiGomSize				= pWelsSvcRc->iGomSize;
-  const int32_t kiGomSizeD			= kiGomSize * sizeof (double);
-  const int32_t kiGomSizeI			= kiGomSize * sizeof (int32_t);
-  const int32_t kiLayerRcSize			= kiGomSizeD + (kiGomSizeI * 3) +  sizeof (SRCTemporal) * kiMaxTl;
-  uint8_t* pBaseMem					= (uint8_t*)pMA->WelsMalloc (kiLayerRcSize, "pWelsSvcRc->pTemporalOverRc");
+  const int32_t kiSliceNum      = pWelsSvcRc->iSliceNum;
+  const int32_t kiGomSize       = pWelsSvcRc->iGomSize;
+  const int32_t kiGomSizeD      = kiGomSize * sizeof (double);
+  const int32_t kiGomSizeI      = kiGomSize * sizeof (int32_t);
+  const int32_t kiLayerRcSize   = kiGomSizeD + (kiGomSizeI * 3) +  sizeof (SRCTemporal) * kiMaxTl;
+  uint8_t* pBaseMem             = (uint8_t*)pMA->WelsMalloc (kiLayerRcSize, "pWelsSvcRc->pTemporalOverRc");
 
   if (NULL == pBaseMem)
     return;
 
-  pWelsSvcRc->pTemporalOverRc			= (SRCTemporal*)pBaseMem;
+  pWelsSvcRc->pTemporalOverRc   = (SRCTemporal*)pBaseMem;
   pBaseMem += sizeof (SRCTemporal) * kiMaxTl;
-  pWelsSvcRc->pGomComplexity				= (double*)pBaseMem;
+  pWelsSvcRc->pGomComplexity    = (double*)pBaseMem;
   pBaseMem += kiGomSizeD;
-  pWelsSvcRc->pGomForegroundBlockNum	= (int32_t*)pBaseMem;
+  pWelsSvcRc->pGomForegroundBlockNum    = (int32_t*)pBaseMem;
   pBaseMem += kiGomSizeI;
-  pWelsSvcRc->pCurrentFrameGomSad		= (int32_t*)pBaseMem;
+  pWelsSvcRc->pCurrentFrameGomSad       = (int32_t*)pBaseMem;
   pBaseMem += kiGomSizeI;
-  pWelsSvcRc->pGomCost					= (int32_t*)pBaseMem;
+  pWelsSvcRc->pGomCost          = (int32_t*)pBaseMem;
 
-  pWelsSvcRc->pSlicingOverRc			= (SRCSlicing*)pMA->WelsMalloc (sizeof (SRCSlicing) * kiSliceNum, "SlicingOverRC");
+  pWelsSvcRc->pSlicingOverRc    = (SRCSlicing*)pMA->WelsMalloc (sizeof (SRCSlicing) * kiSliceNum, "SlicingOverRC");
 }
 
 void RcFreeLayerMemory (SWelsSvcRc* pWelsSvcRc, CMemoryAlign* pMA) {
@@ -90,10 +90,10 @@
   if (pWelsSvcRc != NULL && pWelsSvcRc->pTemporalOverRc != NULL) {
     pMA->WelsFree (pWelsSvcRc->pTemporalOverRc, "pWelsSvcRc->pTemporalOverRc");
     pWelsSvcRc->pTemporalOverRc         = NULL;
-    pWelsSvcRc->pGomComplexity			= NULL;
-    pWelsSvcRc->pGomForegroundBlockNum	= NULL;
-    pWelsSvcRc->pCurrentFrameGomSad	= NULL;
-    pWelsSvcRc->pGomCost				= NULL;
+    pWelsSvcRc->pGomComplexity          = NULL;
+    pWelsSvcRc->pGomForegroundBlockNum  = NULL;
+    pWelsSvcRc->pCurrentFrameGomSad     = NULL;
+    pWelsSvcRc->pGomCost                = NULL;
   }
 }
 
@@ -169,9 +169,9 @@
 
     RcInitLayerMemory (pWelsSvcRc, pEncCtx->pMemAlign, 1 + pEncCtx->pSvcParam->sDependencyLayers[j].iHighestTemporalId);
 
-    bMultiSliceMode	= ((SM_RASTER_SLICE == pDLayerParam->sSliceCfg.uiSliceMode) ||
-                       (SM_ROWMB_SLICE	 == pDLayerParam->sSliceCfg.uiSliceMode) ||
-                       (SM_DYN_SLICE	 == pDLayerParam->sSliceCfg.uiSliceMode));
+    bMultiSliceMode = ((SM_RASTER_SLICE == pDLayerParam->sSliceCfg.uiSliceMode) ||
+                       (SM_ROWMB_SLICE  == pDLayerParam->sSliceCfg.uiSliceMode) ||
+                       (SM_DYN_SLICE    == pDLayerParam->sSliceCfg.uiSliceMode));
     if (bMultiSliceMode)
       pWelsSvcRc->iNumberMbGom = pWelsSvcRc->iNumberMbFrame;
   }
@@ -210,16 +210,16 @@
 }
 
 void RcUpdateBitrateFps (sWelsEncCtx* pEncCtx) {
-  SWelsSvcRc* pWelsSvcRc	= &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
-  SRCTemporal* pTOverRc		= pWelsSvcRc->pTemporalOverRc;
+  SWelsSvcRc* pWelsSvcRc    = &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
+  SRCTemporal* pTOverRc     = pWelsSvcRc->pTemporalOverRc;
 
   SSpatialLayerConfig* pDLayerParam     = &pEncCtx->pSvcParam->sSpatialLayers[pEncCtx->uiDependencyId];
   SSpatialLayerInternal* pDLayerParamInternal     = &pEncCtx->pSvcParam->sDependencyLayers[pEncCtx->uiDependencyId];
-  const int32_t kiGopSize	= (1 << pDLayerParamInternal->iDecompositionStages);
+  const int32_t kiGopSize = (1 << pDLayerParamInternal->iDecompositionStages);
   const int32_t kiHighestTid = pDLayerParamInternal->iHighestTemporalId;
   const int32_t input_iBitsPerFrame = WELS_DIV_ROUND (pDLayerParam->iSpatialBitrate,
                                       pDLayerParamInternal->fOutputFrameRate);
-  const int64_t kiGopBits	= input_iBitsPerFrame * kiGopSize;
+  const int64_t kiGopBits = input_iBitsPerFrame * kiGopSize;
   int32_t i;
 
   pWelsSvcRc->iBitRate   = pDLayerParam->iSpatialBitrate;
@@ -252,9 +252,9 @@
 
 
 void RcInitVGop (sWelsEncCtx* pEncCtx) {
-  const int32_t kiDid		= pEncCtx->uiDependencyId;
+  const int32_t kiDid = pEncCtx->uiDependencyId;
   SWelsSvcRc* pWelsSvcRc = &pEncCtx->pWelsSvcRc[kiDid];
-  SRCTemporal* pTOverRc		= pWelsSvcRc->pTemporalOverRc;
+  SRCTemporal* pTOverRc = pWelsSvcRc->pTemporalOverRc;
   const int32_t kiHighestTid = pEncCtx->pSvcParam->sDependencyLayers[kiDid].iHighestTemporalId;
 
   pWelsSvcRc->iRemainingBits = VGOP_SIZE * pWelsSvcRc->iBitsPerFrame;
@@ -269,11 +269,11 @@
 }
 
 void RcInitRefreshParameter (sWelsEncCtx* pEncCtx) {
-  const int32_t kiDid		  = pEncCtx->uiDependencyId;
-  SWelsSvcRc* pWelsSvcRc   = &pEncCtx->pWelsSvcRc[kiDid];
-  SRCTemporal* pTOverRc		  = pWelsSvcRc->pTemporalOverRc;
-  SSpatialLayerConfig* pDLayerParam       = &pEncCtx->pSvcParam->sSpatialLayers[kiDid];
-  SSpatialLayerInternal* pDLayerParamInternal       = &pEncCtx->pSvcParam->sDependencyLayers[kiDid];
+  const int32_t kiDid                         = pEncCtx->uiDependencyId;
+  SWelsSvcRc* pWelsSvcRc                      = &pEncCtx->pWelsSvcRc[kiDid];
+  SRCTemporal* pTOverRc                       = pWelsSvcRc->pTemporalOverRc;
+  SSpatialLayerConfig* pDLayerParam           = &pEncCtx->pSvcParam->sSpatialLayers[kiDid];
+  SSpatialLayerInternal* pDLayerParamInternal = &pEncCtx->pSvcParam->sDependencyLayers[kiDid];
   const int32_t kiHighestTid = pDLayerParamInternal->iHighestTemporalId;
   int32_t i;
 
@@ -327,14 +327,14 @@
 
 #if GOM_TRACE_FLAG
 void RcTraceVGopBitrate (sWelsEncCtx* pEncCtx) {
-  const int32_t kiDid				= pEncCtx->uiDependencyId;
-  SWelsSvcRc* pWelsSvcRc			= &pEncCtx->pWelsSvcRc[kiDid];
+  const int32_t kiDid    = pEncCtx->uiDependencyId;
+  SWelsSvcRc* pWelsSvcRc = &pEncCtx->pWelsSvcRc[kiDid];
 
   if (pWelsSvcRc->iFrameCodedInVGop) {
-    const int32_t kiHighestTid	= pEncCtx->pSvcParam->sDependencyLayers[kiDid].iHighestTemporalId;
-    SRCTemporal* pTOverRc			= pWelsSvcRc->pTemporalOverRc;
+    const int32_t kiHighestTid  = pEncCtx->pSvcParam->sDependencyLayers[kiDid].iHighestTemporalId;
+    SRCTemporal* pTOverRc       = pWelsSvcRc->pTemporalOverRc;
     int32_t iVGopBitrate = 0;
-    int32_t	iTotalBits = pWelsSvcRc->iPaddingBitrateStat;
+    int32_t iTotalBits = pWelsSvcRc->iPaddingBitrateStat;
     int32_t iTid = 0;
     while (iTid <= kiHighestTid) {
       iTotalBits += pTOverRc[iTid].iGopBitsDq;
@@ -356,10 +356,10 @@
 #endif
 
 void RcUpdateTemporalZero (sWelsEncCtx* pEncCtx) {
-  const int32_t kiDid		= pEncCtx->uiDependencyId;
-  SWelsSvcRc* pWelsSvcRc	= &pEncCtx->pWelsSvcRc[kiDid];
-  SSpatialLayerInternal* pDLayerParam		= &pEncCtx->pSvcParam->sDependencyLayers[kiDid];
-  const int32_t kiGopSize	= (1 << pDLayerParam->iDecompositionStages);
+  const int32_t kiDid                   = pEncCtx->uiDependencyId;
+  SWelsSvcRc* pWelsSvcRc                = &pEncCtx->pWelsSvcRc[kiDid];
+  SSpatialLayerInternal* pDLayerParam   = &pEncCtx->pSvcParam->sDependencyLayers[kiDid];
+  const int32_t kiGopSize               = (1 << pDLayerParam->iDecompositionStages);
 
   if (pWelsSvcRc->iPreviousGopSize  != kiGopSize) {
 #if GOM_TRACE_FLAG
@@ -389,8 +389,8 @@
   int32_t dInitialQPArray[4][4] = {{28, 26, 24, 22}, {30, 28, 26, 24}, {32, 30, 28, 26}, {34, 32, 30, 28}};
   int32_t iBppIndex = 0;
 
-  SWelsSvcRc* pWelsSvcRc		= &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
-  SSpatialLayerConfig* pDLayerParam			= &pEncCtx->pSvcParam->sSpatialLayers[pEncCtx->uiDependencyId];
+  SWelsSvcRc* pWelsSvcRc                = &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
+  SSpatialLayerConfig* pDLayerParam     = &pEncCtx->pSvcParam->sSpatialLayers[pEncCtx->uiDependencyId];
   SSpatialLayerInternal* pDLayerParamInternal       = &pEncCtx->pSvcParam->sDependencyLayers[pEncCtx->uiDependencyId];
   if (pDLayerParamInternal->fOutputFrameRate > EPSN && pDLayerParam->iVideoWidth && pDLayerParam->iVideoHeight)
     dBpp = (double) (pDLayerParam->iSpatialBitrate) / (double) (pDLayerParamInternal->fOutputFrameRate *
@@ -438,9 +438,9 @@
 
 
 void RcCalculatePictureQp (sWelsEncCtx* pEncCtx) {
-  SWelsSvcRc* pWelsSvcRc		= &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
-  int32_t iTl					= pEncCtx->uiTemporalId;
-  SRCTemporal* pTOverRc			= &pWelsSvcRc->pTemporalOverRc[iTl];
+  SWelsSvcRc* pWelsSvcRc        = &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
+  int32_t iTl                   = pEncCtx->uiTemporalId;
+  SRCTemporal* pTOverRc         = &pWelsSvcRc->pTemporalOverRc[iTl];
   int32_t iLumaQp = 0;
 
   if (0 == pTOverRc->iPFrameNum) {
@@ -515,29 +515,29 @@
 }
 
 void RcInitSliceInformation (sWelsEncCtx* pEncCtx) {
-  SSliceCtx* pCurSliceCtx	= pEncCtx->pCurDqLayer->pSliceEncCtx;
-  SWelsSvcRc* pWelsSvcRc			= &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
-  SRCSlicing* pSOverRc				= &pWelsSvcRc->pSlicingOverRc[0];
-  const int32_t kiSliceNum			= pWelsSvcRc->iSliceNum;
-  const int32_t kiBitsPerMb		= WELS_DIV_ROUND (static_cast<int64_t> (pWelsSvcRc->iTargetBits) * INT_MULTIPLY,
-                                pWelsSvcRc->iNumberMbFrame);
+  SSliceCtx* pCurSliceCtx       = pEncCtx->pCurDqLayer->pSliceEncCtx;
+  SWelsSvcRc* pWelsSvcRc        = &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
+  SRCSlicing* pSOverRc          = &pWelsSvcRc->pSlicingOverRc[0];
+  const int32_t kiSliceNum      = pWelsSvcRc->iSliceNum;
+  const int32_t kiBitsPerMb     = WELS_DIV_ROUND (static_cast<int64_t> (pWelsSvcRc->iTargetBits) * INT_MULTIPLY,
+                                  pWelsSvcRc->iNumberMbFrame);
 
   for (int32_t i = 0; i < kiSliceNum; i++) {
-    pSOverRc->iStartMbSlice	=
-      pSOverRc->iEndMbSlice		= pCurSliceCtx->pFirstMbInSlice[i];
-    pSOverRc->iEndMbSlice		+= (pCurSliceCtx->pCountMbNumInSlice[i] - 1);
-    pSOverRc->iTotalQpSlice	= 0;
-    pSOverRc->iTotalMbSlice	= 0;
-    pSOverRc->iTargetBitsSlice = WELS_DIV_ROUND (kiBitsPerMb * pCurSliceCtx->pCountMbNumInSlice[i], INT_MULTIPLY);
-    pSOverRc->iFrameBitsSlice	= 0;
-    pSOverRc->iGomBitsSlice	= 0;
+    pSOverRc->iStartMbSlice     =
+      pSOverRc->iEndMbSlice     = pCurSliceCtx->pFirstMbInSlice[i];
+    pSOverRc->iEndMbSlice      += (pCurSliceCtx->pCountMbNumInSlice[i] - 1);
+    pSOverRc->iTotalQpSlice     = 0;
+    pSOverRc->iTotalMbSlice     = 0;
+    pSOverRc->iTargetBitsSlice  = WELS_DIV_ROUND (kiBitsPerMb * pCurSliceCtx->pCountMbNumInSlice[i], INT_MULTIPLY);
+    pSOverRc->iFrameBitsSlice   = 0;
+    pSOverRc->iGomBitsSlice     = 0;
     ++ pSOverRc;
   }
 }
 
 void RcDecideTargetBits (sWelsEncCtx* pEncCtx) {
-  SWelsSvcRc* pWelsSvcRc	= &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
-  SRCTemporal* pTOverRc		= &pWelsSvcRc->pTemporalOverRc[pEncCtx->uiTemporalId];
+  SWelsSvcRc* pWelsSvcRc        = &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
+  SRCTemporal* pTOverRc         = &pWelsSvcRc->pTemporalOverRc[pEncCtx->uiTemporalId];
 
   pWelsSvcRc->iCurrentBitsLevel = BITS_NORMAL;
 //allocate bits
@@ -560,17 +560,17 @@
 
 
 void RcInitGomParameters (sWelsEncCtx* pEncCtx) {
-  SWelsSvcRc* pWelsSvcRc			= &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
-  SRCSlicing* pSOverRc				= &pWelsSvcRc->pSlicingOverRc[0];
-  const int32_t kiSliceNum			= pWelsSvcRc->iSliceNum;
-  const int32_t kiGlobalQp			= pEncCtx->iGlobalQp;
+  SWelsSvcRc* pWelsSvcRc                = &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
+  SRCSlicing* pSOverRc                  = &pWelsSvcRc->pSlicingOverRc[0];
+  const int32_t kiSliceNum              = pWelsSvcRc->iSliceNum;
+  const int32_t kiGlobalQp              = pEncCtx->iGlobalQp;
 
   pWelsSvcRc->iAverageFrameQp = 0;
   pWelsSvcRc->iMinFrameQp = 51;
   pWelsSvcRc->iMaxFrameQp = 0;
   for (int32_t i = 0; i < kiSliceNum; ++i) {
-    pSOverRc->iComplexityIndexSlice	= 0;
-    pSOverRc->iCalculatedQpSlice		= kiGlobalQp;
+    pSOverRc->iComplexityIndexSlice     = 0;
+    pSOverRc->iCalculatedQpSlice        = kiGlobalQp;
     ++ pSOverRc;
   }
   memset (pWelsSvcRc->pGomComplexity, 0, pWelsSvcRc->iGomSize * sizeof (double));
@@ -579,16 +579,16 @@
 
 void RcCalculateMbQp (sWelsEncCtx* pEncCtx, SMB* pCurMb, const int32_t kiSliceId) {
   SWelsSvcRc* pWelsSvcRc = &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
-  SRCSlicing* pSOverRc		= &pWelsSvcRc->pSlicingOverRc[kiSliceId];
-  int32_t iLumaQp			= pSOverRc->iCalculatedQpSlice;
-  SDqLayer* pCurLayer				= pEncCtx->pCurDqLayer;
+  SRCSlicing* pSOverRc          = &pWelsSvcRc->pSlicingOverRc[kiSliceId];
+  int32_t iLumaQp               = pSOverRc->iCalculatedQpSlice;
+  SDqLayer* pCurLayer           = pEncCtx->pCurDqLayer;
   const uint8_t kuiChromaQpIndexOffset = pCurLayer->sLayerInfo.pPpsP->uiChromaQpIndexOffset;
   if (pEncCtx->pSvcParam->bEnableAdaptiveQuant) {
     iLumaQp   = (int8_t)WELS_CLIP3 (iLumaQp +
                                     pEncCtx->pVaa->sAdaptiveQuantParam.pMotionTextureIndexToDeltaQp[pCurMb->iMbXY], pWelsSvcRc->iMinQp, 51);
   }
-  pCurMb->uiChromaQp	= g_kuiChromaQpTable[CLIP3_QP_0_51 (iLumaQp + kuiChromaQpIndexOffset)];
-  pCurMb->uiLumaQp		= iLumaQp;
+  pCurMb->uiChromaQp    = g_kuiChromaQpTable[CLIP3_QP_0_51 (iLumaQp + kuiChromaQpIndexOffset)];
+  pCurMb->uiLumaQp      = iLumaQp;
 }
 
 SWelsSvcRc* RcJudgeBaseUsability (sWelsEncCtx* pEncCtx) {
@@ -615,15 +615,15 @@
 }
 
 void RcGomTargetBits (sWelsEncCtx* pEncCtx, const int32_t kiSliceId) {
-  SWelsSvcRc* pWelsSvcRc			= &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
-  SWelsSvcRc* pWelsSvcRc_Base	= NULL;
-  SRCSlicing* pSOverRc				= &pWelsSvcRc->pSlicingOverRc[kiSliceId];
+  SWelsSvcRc* pWelsSvcRc        = &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
+  SWelsSvcRc* pWelsSvcRc_Base   = NULL;
+  SRCSlicing* pSOverRc          = &pWelsSvcRc->pSlicingOverRc[kiSliceId];
 
   int32_t iAllocateBits = 0;
   int32_t iSumSad = 0;
   int32_t iLastGomIndex = 0;
   int32_t iLeftBits = 0;
-  const int32_t kiComplexityIndex	= pSOverRc->iComplexityIndexSlice;
+  const int32_t kiComplexityIndex = pSOverRc->iComplexityIndexSlice;
   int32_t i;
 
   iLastGomIndex  = pSOverRc->iEndMbSlice / pWelsSvcRc->iNumberMbGom;
@@ -653,8 +653,8 @@
 
 
 void RcCalculateGomQp (sWelsEncCtx* pEncCtx, SMB* pCurMb, int32_t iSliceId) {
-  SWelsSvcRc* pWelsSvcRc			= &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
-  SRCSlicing* pSOverRc				= &pWelsSvcRc->pSlicingOverRc[iSliceId];
+  SWelsSvcRc* pWelsSvcRc        = &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
+  SRCSlicing* pSOverRc          = &pWelsSvcRc->pSlicingOverRc[iSliceId];
   int64_t iBitsRatio = 1;
 
   int64_t iLeftBits = pSOverRc->iTargetBitsSlice - pSOverRc->iFrameBitsSlice;
@@ -953,9 +953,9 @@
 }
 
 void RcUpdateFrameComplexity (sWelsEncCtx* pEncCtx) {
-  SWelsSvcRc* pWelsSvcRc		= &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
-  const int32_t kiTl			= pEncCtx->uiTemporalId;
-  SRCTemporal* pTOverRc			= &pWelsSvcRc->pTemporalOverRc[kiTl];
+  SWelsSvcRc* pWelsSvcRc        = &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
+  const int32_t kiTl            = pEncCtx->uiTemporalId;
+  SRCTemporal* pTOverRc         = &pWelsSvcRc->pTemporalOverRc[kiTl];
 
   if (0 == pTOverRc->iPFrameNum) {
     pTOverRc->iLinearCmplx = ((int64_t)pWelsSvcRc->iFrameDqBits) * pWelsSvcRc->iQStep;
@@ -1046,11 +1046,11 @@
 }
 
 void WelsRcMbInitGom (sWelsEncCtx* pEncCtx, SMB* pCurMb, SSlice* pSlice) {
-  SWelsSvcRc* pWelsSvcRc			= &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
-  const int32_t kiSliceId			= pSlice->uiSliceIdx;
-  SRCSlicing* pSOverRc				= &pWelsSvcRc->pSlicingOverRc[kiSliceId];
-  SBitStringAux* bs				= pSlice->pSliceBsa;
-  SDqLayer* pCurLayer				= pEncCtx->pCurDqLayer;
+  SWelsSvcRc* pWelsSvcRc        = &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
+  const int32_t kiSliceId       = pSlice->uiSliceIdx;
+  SRCSlicing* pSOverRc          = &pWelsSvcRc->pSlicingOverRc[kiSliceId];
+  SBitStringAux* bs             = pSlice->pSliceBsa;
+  SDqLayer* pCurLayer           = pEncCtx->pCurDqLayer;
   const uint8_t kuiChromaQpIndexOffset = pCurLayer->sLayerInfo.pPpsP->uiChromaQpIndexOffset;
 
   pSOverRc->iBsPosSlice = BsGetBitsPos (bs);
@@ -1073,11 +1073,11 @@
 }
 
 void WelsRcMbInfoUpdateGom (sWelsEncCtx* pEncCtx, SMB* pCurMb, int32_t iCostLuma, SSlice* pSlice) {
-  SWelsSvcRc* pWelsSvcRc			= &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
-  SBitStringAux* bs				= pSlice->pSliceBsa;
-  int32_t iSliceId				= pSlice->uiSliceIdx;
-  SRCSlicing* pSOverRc				= &pWelsSvcRc->pSlicingOverRc[iSliceId];
-  const int32_t kiComplexityIndex	= pSOverRc->iComplexityIndexSlice;
+  SWelsSvcRc* pWelsSvcRc            = &pEncCtx->pWelsSvcRc[pEncCtx->uiDependencyId];
+  SBitStringAux* bs                 = pSlice->pSliceBsa;
+  int32_t iSliceId                  = pSlice->uiSliceIdx;
+  SRCSlicing* pSOverRc              = &pWelsSvcRc->pSlicingOverRc[iSliceId];
+  const int32_t kiComplexityIndex   = pSOverRc->iComplexityIndexSlice;
 
   int32_t iCurMbBits = BsGetBitsPos (bs) - pSOverRc->iBsPosSlice;
   pSOverRc->iFrameBitsSlice += iCurMbBits;
@@ -1344,15 +1344,15 @@
     }
 
   } else {
-    int32_t iTl					= pEncCtx->uiTemporalId;
-    SRCTemporal* pTOverRc			= &pWelsSvcRc->pTemporalOverRc[iTl];
+    int32_t iTl                 = pEncCtx->uiTemporalId;
+    SRCTemporal* pTOverRc       = &pWelsSvcRc->pTemporalOverRc[iTl];
     int32_t iMaxTh = static_cast<int32_t> (pWelsSvcRc->iBufferSizeSkip - pWelsSvcRc->iBufferFullnessSkip);
     int32_t iMinTh = iMaxTh / (iTl + 2);
 
-    SSpatialLayerInternal* pDLayerParamInternal     = &pEncCtx->pSvcParam->sDependencyLayers[pEncCtx->uiDependencyId];
-    const int32_t kiGopSize	= (1 << pDLayerParamInternal->iDecompositionStages);
+    SSpatialLayerInternal* pDLayerParamInternal = &pEncCtx->pSvcParam->sDependencyLayers[pEncCtx->uiDependencyId];
+    const int32_t kiGopSize   = (1 << pDLayerParamInternal->iDecompositionStages);
     int32_t iAverageFrameSize = (int32_t) ((double) (pDLayerParam->iSpatialBitrate) / (double) (pDLayerParam->fFrameRate));
-    const int32_t kiGopBits	= iAverageFrameSize * kiGopSize;
+    const int32_t kiGopBits   = iAverageFrameSize * kiGopSize;
     int64_t iCmplxRatio = WELS_DIV_ROUND64 (pEncCtx->pVaa->sComplexityAnalysisParam.iFrameComplexity * INT_MULTIPLY,
                                             pTOverRc->iFrameCmplxMean);
     iCmplxRatio = WELS_CLIP3 (iCmplxRatio, INT_MULTIPLY - FRAME_CMPLX_RATIO_RANGE, INT_MULTIPLY + FRAME_CMPLX_RATIO_RANGE);
--- a/codec/encoder/core/src/ref_list_mgr_svc.cpp
+++ b/codec/encoder/core/src/ref_list_mgr_svc.cpp
@@ -191,8 +191,8 @@
 *   handle LTR Mark feedback message
 */
 static inline void HandleLTRMarkFeedback (sWelsEncCtx* pCtx) {
-  SRefList* pRefList		= pCtx->ppRefPicListExt[pCtx->uiDependencyId];
-  SPicture** pLongRefList		= pRefList->pLongRefList;
+  SRefList* pRefList            = pCtx->ppRefPicListExt[pCtx->uiDependencyId];
+  SPicture** pLongRefList       = pRefList->pLongRefList;
   SLTRState* pLtr = &pCtx->pLtr[pCtx->uiDependencyId];
   int32_t i, j;
 
@@ -323,8 +323,8 @@
 }
 
 static void PrefetchNextBuffer (sWelsEncCtx* pCtx) {
-  SRefList* pRefList		= pCtx->ppRefPicListExt[pCtx->uiDependencyId];
-  const int32_t kiNumRef	= pCtx->pSvcParam->iNumRefFrame;
+  SRefList* pRefList            = pCtx->ppRefPicListExt[pCtx->uiDependencyId];
+  const int32_t kiNumRef        = pCtx->pSvcParam->iNumRefFrame;
   int32_t i;
 
   pRefList->pNextBuffer = NULL;
@@ -347,14 +347,14 @@
  *  update reference picture list
  */
 bool WelsUpdateRefList (sWelsEncCtx* pCtx) {
-  SRefList* pRefList		= pCtx->ppRefPicListExt[pCtx->uiDependencyId];
-  SLTRState* pLtr			= &pCtx->pLtr[pCtx->uiDependencyId];
-  SSpatialLayerInternal* pParamD	= &pCtx->pSvcParam->sDependencyLayers[pCtx->uiDependencyId];
+  SRefList* pRefList                = pCtx->ppRefPicListExt[pCtx->uiDependencyId];
+  SLTRState* pLtr                   = &pCtx->pLtr[pCtx->uiDependencyId];
+  SSpatialLayerInternal* pParamD    = &pCtx->pSvcParam->sDependencyLayers[pCtx->uiDependencyId];
 
-  int32_t iRefIdx			= 0;
-  const uint8_t kuiTid		= pCtx->uiTemporalId;
-  const uint8_t kuiDid		= pCtx->uiDependencyId;
-  const EWelsSliceType keSliceType		= pCtx->eSliceType;
+  int32_t iRefIdx                   = 0;
+  const uint8_t kuiTid              = pCtx->uiTemporalId;
+  const uint8_t kuiDid              = pCtx->uiDependencyId;
+  const EWelsSliceType keSliceType  = pCtx->eSliceType;
   uint32_t i = 0;
   // Need update pRef list in case store base layer or target dependency layer construction
   if (NULL == pCtx->pCurDqLayer)
@@ -374,11 +374,11 @@
 
     // move picture in list
     pCtx->pDecPic->uiTemporalId = kuiTid;
-    pCtx->pDecPic->uiSpatialId	= kuiDid;
-    pCtx->pDecPic->iFrameNum	= pCtx->iFrameNum;
-    pCtx->pDecPic->iFramePoc	= pCtx->iPOC;
+    pCtx->pDecPic->uiSpatialId  = kuiDid;
+    pCtx->pDecPic->iFrameNum    = pCtx->iFrameNum;
+    pCtx->pDecPic->iFramePoc    = pCtx->iPOC;
     pCtx->pDecPic->uiRecieveConfirmed = RECIEVE_UNKOWN;
-    pCtx->pDecPic->bUsedAsRef	= true;
+    pCtx->pDecPic->bUsedAsRef   = true;
 
     for (iRefIdx = pRefList->uiShortRefCount - 1; iRefIdx >= 0; --iRefIdx) {
       pRefList->pShortRefList[iRefIdx + 1] = pRefList->pShortRefList[iRefIdx];
@@ -467,9 +467,9 @@
   }
 
   for (iSliceIdx = 0; iSliceIdx < kiCountSliceNum; iSliceIdx++) {
-    SSliceHeaderExt*	pSliceHdrExt		= &pCtx->pCurDqLayer->sLayerInfo.pSliceInLayer[iSliceIdx].sSliceHeaderExt;
-    SSliceHeader*		pSliceHdr			= &pSliceHdrExt->sSliceHeader;
-    SRefPicMarking*		pRefPicMark		= &pSliceHdr->sRefMarking;
+    SSliceHeaderExt*    pSliceHdrExt    = &pCtx->pCurDqLayer->sLayerInfo.pSliceInLayer[iSliceIdx].sSliceHeaderExt;
+    SSliceHeader*       pSliceHdr       = &pSliceHdrExt->sSliceHeader;
+    SRefPicMarking*     pRefPicMark     = &pSliceHdr->sRefMarking;
 
     memset (pRefPicMark, 0, sizeof (SRefPicMarking));
 
@@ -555,11 +555,11 @@
  *  build reference picture list
  */
 bool WelsBuildRefList (sWelsEncCtx* pCtx, const int32_t iPOC, int32_t iBestLtrRefIdx) {
-  SRefList* pRefList		=  pCtx->ppRefPicListExt[pCtx->uiDependencyId];
-  SLTRState* pLtr			= &pCtx->pLtr[pCtx->uiDependencyId];
-  const int32_t kiNumRef	= pCtx->pSvcParam->iNumRefFrame;
-  const uint8_t kuiTid		= pCtx->uiTemporalId;
-  uint32_t i				= 0;
+  SRefList* pRefList            = pCtx->ppRefPicListExt[pCtx->uiDependencyId];
+  SLTRState* pLtr               = &pCtx->pLtr[pCtx->uiDependencyId];
+  const int32_t kiNumRef        = pCtx->pSvcParam->iNumRefFrame;
+  const uint8_t kuiTid          = pCtx->uiTemporalId;
+  uint32_t i                    = 0;
 
   // to support any type of cur_dq->mgs_control
   //    [ 0:    using current layer to do ME/MC;
@@ -627,9 +627,9 @@
  */
 void WelsUpdateRefSyntax (sWelsEncCtx* pCtx, const int32_t iPOC, const int32_t uiFrameType) {
   SLTRState* pLtr = &pCtx->pLtr[pCtx->uiDependencyId];
-  int32_t iIdx								= 0;
-  const int32_t kiCountSliceNum			= GetCurrentSliceNum (pCtx->pCurDqLayer->pSliceEncCtx);
-  int32_t	iAbsDiffPicNumMinus1			= -1;
+  int32_t iIdx                          = 0;
+  const int32_t kiCountSliceNum         = GetCurrentSliceNum (pCtx->pCurDqLayer->pSliceEncCtx);
+  int32_t iAbsDiffPicNumMinus1          = -1;
 
   assert (kiCountSliceNum > 0);
 
@@ -638,10 +638,10 @@
     iAbsDiffPicNumMinus1 = pCtx->iFrameNum - (pCtx->pRefList0[0]->iFrameNum) - 1;
 
   for (iIdx = 0; iIdx < kiCountSliceNum; iIdx++) {
-    SSliceHeaderExt*	pSliceHdrExt		= &pCtx->pCurDqLayer->sLayerInfo.pSliceInLayer[iIdx].sSliceHeaderExt;
-    SSliceHeader*		pSliceHdr			= &pSliceHdrExt->sSliceHeader;
-    SRefPicListReorderSyntax* pRefReorder	= &pSliceHdr->sRefReordering;
-    SRefPicMarking* pRefPicMark			= &pSliceHdr->sRefMarking;
+    SSliceHeaderExt*    pSliceHdrExt        = &pCtx->pCurDqLayer->sLayerInfo.pSliceInLayer[iIdx].sSliceHeaderExt;
+    SSliceHeader*       pSliceHdr           = &pSliceHdrExt->sSliceHeader;
+    SRefPicListReorderSyntax* pRefReorder   = &pSliceHdr->sRefReordering;
+    SRefPicMarking* pRefPicMark             = &pSliceHdr->sRefMarking;
 
     /*syntax for num_ref_idx_l0_active_minus1*/
     pSliceHdr->uiRefCount = pCtx->iNumRef0;
@@ -713,10 +713,10 @@
 }
 
 bool WelsUpdateRefListScreen (sWelsEncCtx* pCtx) {
-  SRefList* pRefList		= pCtx->ppRefPicListExt[pCtx->uiDependencyId];
-  SLTRState* pLtr			= &pCtx->pLtr[pCtx->uiDependencyId];
-  SSpatialLayerInternal* pParamD	= &pCtx->pSvcParam->sDependencyLayers[pCtx->uiDependencyId];
-  const uint8_t kuiTid		= pCtx->uiTemporalId;
+  SRefList* pRefList                = pCtx->ppRefPicListExt[pCtx->uiDependencyId];
+  SLTRState* pLtr                   = &pCtx->pLtr[pCtx->uiDependencyId];
+  SSpatialLayerInternal* pParamD    = &pCtx->pSvcParam->sDependencyLayers[pCtx->uiDependencyId];
+  const uint8_t kuiTid              = pCtx->uiTemporalId;
   // Need update ref list in case store base layer or target dependency layer construction
   if (NULL == pCtx->pCurDqLayer)
     return false;
@@ -734,13 +734,13 @@
                                 pCtx->pFuncList->sExpandPicFunc.pfExpandLumaPicture, pCtx->pFuncList->sExpandPicFunc.pfExpandChromaPicture);
 
     // move picture in list
-    pCtx->pDecPic->uiTemporalId =  pCtx->uiTemporalId;
-    pCtx->pDecPic->uiSpatialId	= pCtx->uiDependencyId;
-    pCtx->pDecPic->iFrameNum		= pCtx->iFrameNum;
-    pCtx->pDecPic->iFramePoc		= pCtx->iPOC;
-    pCtx->pDecPic->bUsedAsRef	= true;
-    pCtx->pDecPic->bIsLongRef = true;
-    pCtx->pDecPic->bIsSceneLTR =  pLtr->bLTRMarkingFlag || (pCtx->pSvcParam->bEnableLongTermReference
+    pCtx->pDecPic->uiTemporalId = pCtx->uiTemporalId;
+    pCtx->pDecPic->uiSpatialId  = pCtx->uiDependencyId;
+    pCtx->pDecPic->iFrameNum    = pCtx->iFrameNum;
+    pCtx->pDecPic->iFramePoc    = pCtx->iPOC;
+    pCtx->pDecPic->bUsedAsRef   = true;
+    pCtx->pDecPic->bIsLongRef   = true;
+    pCtx->pDecPic->bIsSceneLTR  = pLtr->bLTRMarkingFlag || (pCtx->pSvcParam->bEnableLongTermReference
                                   && pCtx->eSliceType == I_SLICE);
     pCtx->pDecPic->iLongTermPicNum = pLtr->iCurLtrIdx;
   }
@@ -919,9 +919,9 @@
   const int32_t iMaxLtrIdx = pCtx->pSvcParam->iNumRefFrame - STR_ROOM - 1;
   const int32_t iSliceNum = GetCurrentSliceNum (pCtx->pCurDqLayer->pSliceEncCtx);
   for (int32_t iSliceIdx = 0; iSliceIdx < iSliceNum; iSliceIdx++) {
-    SSliceHeaderExt*	pSliceHdrExt		= &pCtx->pCurDqLayer->sLayerInfo.pSliceInLayer[iSliceIdx].sSliceHeaderExt;
-    SSliceHeader*		pSliceHdr			= &pSliceHdrExt->sSliceHeader;
-    SRefPicMarking*	pRefPicMark		= &pSliceHdr->sRefMarking;
+    SSliceHeaderExt*    pSliceHdrExt    = &pCtx->pCurDqLayer->sLayerInfo.pSliceInLayer[iSliceIdx].sSliceHeaderExt;
+    SSliceHeader*       pSliceHdr       = &pSliceHdrExt->sSliceHeader;
+    SRefPicMarking*     pRefPicMark     = &pSliceHdr->sRefMarking;
 
     memset (pRefPicMark, 0, sizeof (SRefPicMarking));
     if (pCtx->pSvcParam->bEnableLongTermReference) {
--- a/codec/encoder/core/src/set_mb_syn_cavlc.cpp
+++ b/codec/encoder/core/src/set_mb_syn_cavlc.cpp
@@ -233,18 +233,18 @@
 
 void StashMBStatusCavlc (SDynamicSlicingStack* pDss, SSlice* pSlice, int32_t iMbSkipRun) {
   SBitStringAux* pBs = pSlice->pSliceBsa;
-  pDss->pBsStackBufPtr	= pBs->pCurBuf;
-  pDss->uiBsStackCurBits	= pBs->uiCurBits;
-  pDss->iBsStackLeftBits	= pBs->iLeftBits;
-  pDss->uiLastMbQp =  pSlice->uiLastMbQp;
+  pDss->pBsStackBufPtr          = pBs->pCurBuf;
+  pDss->uiBsStackCurBits        = pBs->uiCurBits;
+  pDss->iBsStackLeftBits        = pBs->iLeftBits;
+  pDss->uiLastMbQp              = pSlice->uiLastMbQp;
   pDss->iMbSkipRunStack = iMbSkipRun;
 }
 int32_t StashPopMBStatusCavlc (SDynamicSlicingStack* pDss, SSlice* pSlice) {
   SBitStringAux* pBs = pSlice->pSliceBsa;
-  pBs->pCurBuf		= pDss->pBsStackBufPtr;
-  pBs->uiCurBits	= pDss->uiBsStackCurBits;
-  pBs->iLeftBits	= pDss->iBsStackLeftBits;
-  pSlice->uiLastMbQp = pDss->uiLastMbQp;
+  pBs->pCurBuf          = pDss->pBsStackBufPtr;
+  pBs->uiCurBits        = pDss->uiBsStackCurBits;
+  pBs->iLeftBits        = pDss->iBsStackLeftBits;
+  pSlice->uiLastMbQp    = pDss->uiLastMbQp;
   return pDss->iMbSkipRunStack;
 }
 void StashMBStatusCabac (SDynamicSlicingStack* pDss, SSlice* pSlice, int32_t iMbSkipRun) {
--- a/codec/encoder/core/src/slice_multi_threading.cpp
+++ b/codec/encoder/core/src/slice_multi_threading.cpp
@@ -73,17 +73,17 @@
 void UpdateMbListNeighborParallel (SSliceCtx* pSliceCtx,
                                    SMB* pMbList,
                                    const int32_t uiSliceIdc) {
-  const uint16_t* kpMbMap			= pSliceCtx->pOverallMbMap;
-  const int32_t kiMbWidth			= pSliceCtx->iMbWidth;
-  int32_t iIdx						= pSliceCtx->pFirstMbInSlice[uiSliceIdc];
-  const int32_t kiEndMbInSlice	= iIdx + pSliceCtx->pCountMbNumInSlice[uiSliceIdc] - 1;
+  const uint16_t* kpMbMap        = pSliceCtx->pOverallMbMap;
+  const int32_t kiMbWidth        = pSliceCtx->iMbWidth;
+  int32_t iIdx                   = pSliceCtx->pFirstMbInSlice[uiSliceIdc];
+  const int32_t kiEndMbInSlice   = iIdx + pSliceCtx->pCountMbNumInSlice[uiSliceIdc] - 1;
 
   do {
-    SMB* pMb							= &pMbList[iIdx];
-    uint32_t uiNeighborAvailFlag	= 0;
-    const int32_t kiMbXY				= pMb->iMbXY;
-    const int32_t kiMbX				= pMb->iMbX;
-    const int32_t kiMbY				= pMb->iMbY;
+    SMB* pMb                     = &pMbList[iIdx];
+    uint32_t uiNeighborAvailFlag = 0;
+    const int32_t kiMbXY         = pMb->iMbXY;
+    const int32_t kiMbX          = pMb->iMbX;
+    const int32_t kiMbY          = pMb->iMbY;
     bool     bLeft;
     bool     bTop;
     bool     bLeftTop;
@@ -112,8 +112,8 @@
     if (bRightTop) {
       uiNeighborAvailFlag |= TOPRIGHT_MB_POS;
     }
-    pMb->uiNeighborAvail	= (uint8_t)uiNeighborAvailFlag;
-    pMb->uiSliceIdc		= uiSliceIdc;
+    pMb->uiNeighborAvail        = (uint8_t)uiNeighborAvailFlag;
+    pMb->uiSliceIdc             = uiSliceIdc;
 
     ++ iIdx;
   } while (iIdx <= kiEndMbInSlice);
@@ -120,13 +120,13 @@
 }
 
 void CalcSliceComplexRatio (void* pRatio, SSliceCtx* pSliceCtx, uint32_t* pSliceConsume) {
-  int32_t* pRatioList			= (int32_t*)pRatio;
+  int32_t* pRatioList           = (int32_t*)pRatio;
   int32_t iAvI[MAX_SLICES_NUM];
-  int32_t iSumAv				= 0;
-  uint32_t* pSliceTime		= (uint32_t*)pSliceConsume;
-  int32_t* pCountMbInSlice	= (int32_t*)pSliceCtx->pCountMbNumInSlice;
-  const int32_t kiSliceCount	= pSliceCtx->iSliceNumInFrame;
-  int32_t iSliceIdx			= 0;
+  int32_t iSumAv                = 0;
+  uint32_t* pSliceTime          = (uint32_t*)pSliceConsume;
+  int32_t* pCountMbInSlice      = (int32_t*)pSliceCtx->pCountMbNumInSlice;
+  const int32_t kiSliceCount    = pSliceCtx->iSliceNumInFrame;
+  int32_t iSliceIdx             = 0;
 
   WelsEmms();
 
@@ -145,10 +145,10 @@
 }
 
 int32_t NeedDynamicAdjust (void* pConsumeTime, const int32_t iSliceNum) {
-  uint32_t* pSliceConsume	= (uint32_t*)pConsumeTime;
-  uint32_t uiTotalConsume	= 0;
-  int32_t iSliceIdx		= 0;
-  int32_t iNeedAdj		= false;
+  uint32_t* pSliceConsume       = (uint32_t*)pConsumeTime;
+  uint32_t uiTotalConsume       = 0;
+  int32_t iSliceIdx             = 0;
+  int32_t iNeedAdj              = false;
 
   WelsEmms();
 
@@ -164,9 +164,9 @@
   }
 
   iSliceIdx = 0;
-  float fThr				= EPSN;	// threshold for various cores cases
-  float fRmse				= .0f;	// root mean square error of pSlice consume ratios
-  const float kfMeanRatio	= 1.0f / iSliceNum;
+  float fThr                    = EPSN; // threshold for various cores cases
+  float fRmse                   = .0f;  // root mean square error of pSlice consume ratios
+  const float kfMeanRatio       = 1.0f / iSliceNum;
   do {
     const float fRatio = 1.0f * pSliceConsume[iSliceIdx] / uiTotalConsume;
     const float fDiffRatio = fRatio - kfMeanRatio;
@@ -195,15 +195,15 @@
                            SDqLayer* pCurDqLayer,
                            void* pComplexRatio,
                            int32_t iCurDid) {
-  SSliceCtx* pSliceCtx	= pCurDqLayer->pSliceEncCtx;
-  const int32_t kiCountSliceNum	= pSliceCtx->iSliceNumInFrame;
-  const int32_t kiCountNumMb		= pSliceCtx->iMbNumInFrame;
-  int32_t iMinimalMbNum			= pSliceCtx->iMbWidth;	// in theory we need only 1 SMB, here let it as one SMB row required
-  int32_t iMaximalMbNum			= 0;	// dynamically assign later
-  int32_t* pSliceComplexRatio	= (int32_t*)pComplexRatio;
-  int32_t iMbNumLeft					= kiCountNumMb;
-  int32_t iRunLen[MAX_THREADS_NUM]	= {0};
-  int32_t iSliceIdx					= 0;
+  SSliceCtx* pSliceCtx  = pCurDqLayer->pSliceEncCtx;
+  const int32_t kiCountSliceNum = pSliceCtx->iSliceNumInFrame;
+  const int32_t kiCountNumMb    = pSliceCtx->iMbNumInFrame;
+  int32_t iMinimalMbNum         = pSliceCtx->iMbWidth;  // in theory we need only 1 SMB, here let it as one SMB row required
+  int32_t iMaximalMbNum         = 0;    // dynamically assign later
+  int32_t* pSliceComplexRatio   = (int32_t*)pComplexRatio;
+  int32_t iMbNumLeft            = kiCountNumMb;
+  int32_t iRunLen[MAX_THREADS_NUM] = {0};
+  int32_t iSliceIdx             = 0;
 
   int32_t iNumMbInEachGom = 0;
   SWelsSvcRc* pWelsSvcRc = &pCtx->pWelsSvcRc[iCurDid];
@@ -271,8 +271,8 @@
 
 
   if (DynamicAdjustSlicePEncCtxAll (pSliceCtx, iRunLen) == 0) {
-    const int32_t kiThreadNum	= pCtx->pSvcParam->iCountThreadsNum;
-    int32_t iThreadIdx			= 0;
+    const int32_t kiThreadNum   = pCtx->pSvcParam->iCountThreadsNum;
+    int32_t iThreadIdx          = 0;
     do {
       WelsEventSignal (&pCtx->pSliceThreading->pUpdateMbListEvent[iThreadIdx]);
       WelsEventSignal (&pCtx->pSliceThreading->pThreadMasterEvent[iThreadIdx]);
@@ -286,16 +286,16 @@
 
 int32_t RequestMtResource (sWelsEncCtx** ppCtx, SWelsSvcCodingParam* pCodingParam, const int32_t iCountBsLen,
                            const int32_t iTargetSpatialBsSize) {
-  CMemoryAlign* pMa			= NULL;
+  CMemoryAlign* pMa             = NULL;
   SWelsSvcCodingParam* pPara = NULL;
-  SSliceThreading* pSmt		= NULL;
-  SWelsSliceBs* pSliceB		= NULL;
-  uint8_t* pBsBase			= NULL;
-  int32_t iNumSpatialLayers	= 0;
-  int32_t iThreadNum			= 0;
-  int32_t iIdx					= 0;
+  SSliceThreading* pSmt         = NULL;
+  SWelsSliceBs* pSliceB         = NULL;
+  uint8_t* pBsBase              = NULL;
+  int32_t iNumSpatialLayers     = 0;
+  int32_t iThreadNum            = 0;
+  int32_t iIdx                  = 0;
   int32_t iSliceBsBufferSize = 0;
-  int16_t iMaxSliceNum		= 1;
+  int16_t iMaxSliceNum          = 1;
   int32_t iReturn = ENC_RETURN_SUCCESS;
 
   if (NULL == ppCtx || NULL == pCodingParam || NULL == *ppCtx || iCountBsLen <= 0)
@@ -333,8 +333,8 @@
       pSmt->pSliceComplexRatio[iIdx]	= (int32_t*)pMa->WelsMalloc (kiSliceNum * sizeof (int32_t), "pSliceComplexRatio[]");
       WELS_VERIFY_RETURN_PROC_IF (1, (NULL == pSmt->pSliceComplexRatio[iIdx]), FreeMemorySvc (ppCtx))
     } else {
-      pSmt->pSliceConsumeTime[iIdx]	= NULL;
-      pSmt->pSliceComplexRatio[iIdx]	= NULL;
+      pSmt->pSliceConsumeTime[iIdx]     = NULL;
+      pSmt->pSliceComplexRatio[iIdx]    = NULL;
     }
     ++ iIdx;
   }
@@ -358,10 +358,10 @@
 
   iIdx = 0;
   while (iIdx < iThreadNum) {
-    pSmt->pThreadPEncCtx[iIdx].pWelsPEncCtx	= (void*) *ppCtx;
-    pSmt->pThreadPEncCtx[iIdx].iSliceIndex	= iIdx;
-    pSmt->pThreadPEncCtx[iIdx].iThreadIndex	= iIdx;
-    pSmt->pThreadHandles[iIdx]				= 0;
+    pSmt->pThreadPEncCtx[iIdx].pWelsPEncCtx     = (void*) *ppCtx;
+    pSmt->pThreadPEncCtx[iIdx].iSliceIndex      = iIdx;
+    pSmt->pThreadPEncCtx[iIdx].iThreadIndex     = iIdx;
+    pSmt->pThreadHandles[iIdx]                  = 0;
 
     WelsSnprintf (name, SEM_NAME_MAX, "ee%d%s", iIdx, pSmt->eventNamespace);
     err = WelsEventOpen (&pSmt->pExitEncodeEvent[iIdx], name);
@@ -395,9 +395,9 @@
   (*ppCtx)->pSliceBs	= (SWelsSliceBs*)pMa->WelsMalloc (sizeof (SWelsSliceBs) * iMaxSliceNum, "pSliceBs");
   WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pSliceBs), FreeMemorySvc (ppCtx))
 
-  pBsBase		= (*ppCtx)->pFrameBs + iCountBsLen;
-  pSliceB	= (*ppCtx)->pSliceBs;
-  iSliceBsBufferSize	= iTargetSpatialBsSize;
+  pBsBase               = (*ppCtx)->pFrameBs + iCountBsLen;
+  pSliceB               = (*ppCtx)->pSliceBs;
+  iSliceBsBufferSize    = iTargetSpatialBsSize;
   iIdx = 0;
   while (iIdx < iMaxSliceNum) {
     pSliceB->pBsBuffer  = (uint8_t*)pMa->WelsMalloc (iSliceBsBufferSize, "pSliceB->pBsBuffer");
@@ -406,12 +406,12 @@
     pSliceB->uiSize	= iSliceBsBufferSize;
 
     if (iIdx > 0) {
-      pSliceB->pBs		= pBsBase;
-      pSliceB->uiBsPos	= 0;
-      pBsBase				+= iSliceBsBufferSize;
+      pSliceB->pBs      = pBsBase;
+      pSliceB->uiBsPos  = 0;
+      pBsBase          += iSliceBsBufferSize;
     } else {
-      pSliceB->pBs		= NULL;
-      pSliceB->uiBsPos	= 0;
+      pSliceB->pBs      = NULL;
+      pSliceB->uiBsPos  = 0;
     }
     ++ pSliceB;
     ++ iIdx;
@@ -431,22 +431,22 @@
 }
 
 void ReleaseMtResource (sWelsEncCtx** ppCtx) {
-  SWelsSliceBs* pSliceB			= NULL;
-  SWelsSvcCodingParam* pCodingParam	= NULL;
-  SSliceThreading* pSmt			= NULL;
-  CMemoryAlign* pMa				= NULL;
-  int32_t iIdx						= 0;
-  int32_t iThreadNum				= 0;
-  int16_t uiSliceNum				= 0;
+  SWelsSliceBs* pSliceB                 = NULL;
+  SWelsSvcCodingParam* pCodingParam     = NULL;
+  SSliceThreading* pSmt                 = NULL;
+  CMemoryAlign* pMa                     = NULL;
+  int32_t iIdx                          = 0;
+  int32_t iThreadNum                    = 0;
+  int16_t uiSliceNum                    = 0;
 
   if (NULL == ppCtx || NULL == *ppCtx)
     return;
 
-  pMa			= (*ppCtx)->pMemAlign;
-  pCodingParam		= (*ppCtx)->pSvcParam;
-  uiSliceNum	= (*ppCtx)->iMaxSliceCount;
-  iThreadNum	= (*ppCtx)->pSvcParam->iCountThreadsNum;
-  pSmt		= (*ppCtx)->pSliceThreading;
+  pMa           = (*ppCtx)->pMemAlign;
+  pCodingParam  = (*ppCtx)->pSvcParam;
+  uiSliceNum    = (*ppCtx)->iMaxSliceCount;
+  iThreadNum    = (*ppCtx)->pSvcParam->iCountThreadsNum;
+  pSmt          = (*ppCtx)->pSliceThreading;
 
   if (NULL == pSmt)
     return;
@@ -520,19 +520,19 @@
 }
 
 int32_t AppendSliceToFrameBs (sWelsEncCtx* pCtx, SLayerBSInfo* pLbi, const int32_t iSliceCount) {
-  SWelsSvcCodingParam* pCodingParam	= pCtx->pSvcParam;
-  SSpatialLayerConfig* pDlp				= &pCodingParam->sSpatialLayers[pCtx->uiDependencyId];
-  SWelsSliceBs* pSliceBs			= NULL;
-  const bool kbIsDynamicSlicingMode	= (pDlp->sSliceCfg.uiSliceMode == SM_DYN_SLICE);
+  SWelsSvcCodingParam* pCodingParam     = pCtx->pSvcParam;
+  SSpatialLayerConfig* pDlp             = &pCodingParam->sSpatialLayers[pCtx->uiDependencyId];
+  SWelsSliceBs* pSliceBs                = NULL;
+  const bool kbIsDynamicSlicingMode     = (pDlp->sSliceCfg.uiSliceMode == SM_DYN_SLICE);
 
-  int32_t iLayerSize					= 0;
-  int32_t iNalIdxBase				= pLbi->iNalCount;
-  int32_t iSliceIdx					= 0;
+  int32_t iLayerSize    = 0;
+  int32_t iNalIdxBase   = pLbi->iNalCount;
+  int32_t iSliceIdx     = 0;
 
   if (!kbIsDynamicSlicingMode) {
-    pSliceBs	= &pCtx->pSliceBs[0];
-    iLayerSize	= pSliceBs->uiBsPos;	// assign with base pSlice first
-    iSliceIdx	= 1;				// pSlice 0 bs has been written to pFrameBs yet by now, so uiSliceIdx base should be 1
+    pSliceBs    = &pCtx->pSliceBs[0];
+    iLayerSize  = pSliceBs->uiBsPos;    // assign with base pSlice first
+    iSliceIdx   = 1;                    // pSlice 0 bs has been written to pFrameBs yet by now, so uiSliceIdx base should be 1
     while (iSliceIdx < iSliceCount) {
       ++ pSliceBs;
       if (pSliceBs != NULL && pSliceBs->uiBsPos > 0) {
@@ -552,14 +552,14 @@
           pLbi->pNalLengthInByte[iNalIdxBase + iNalIdx]	= pSliceBs->iNalLen[iNalIdx];
           ++ iNalIdx;
         }
-        pLbi->iNalCount	+= iCountNal;
-        iNalIdxBase	+= iCountNal;
+        pLbi->iNalCount += iCountNal;
+        iNalIdxBase     += iCountNal;
       }
       ++ iSliceIdx;
     }
-  } else {	// for SM_DYN_SLICE
-    const int32_t kiPartitionCnt	= iSliceCount;
-    int32_t iPartitionIdx		= 0;
+  } else { // for SM_DYN_SLICE
+    const int32_t kiPartitionCnt        = iSliceCount;
+    int32_t iPartitionIdx               = 0;
 
     // due partition_0 has been written to pFrameBsBuffer
     // so iLayerSize need add it
@@ -584,8 +584,8 @@
               pLbi->pNalLengthInByte[iNalIdxBase + iNalIdx]	= pSliceBs->iNalLen[iNalIdx];
               ++ iNalIdx;
             }
-            pLbi->iNalCount	+= iCountNal;
-            iNalIdxBase	+= iCountNal;
+            pLbi->iNalCount += iCountNal;
+            iNalIdxBase     += iCountNal;
           } else {
             iLayerSize	+= pSliceBs->uiBsPos;
           }
@@ -603,17 +603,17 @@
 
 int32_t WriteSliceToFrameBs (sWelsEncCtx* pCtx, SLayerBSInfo* pLbi, uint8_t* pFrameBsBuffer, const int32_t iSliceIdx,
                              int32_t& iSliceSize) {
-  SWelsSliceBs* pSliceBs			= &pCtx->pSliceBs[iSliceIdx];
+  SWelsSliceBs* pSliceBs        = &pCtx->pSliceBs[iSliceIdx];
   SNalUnitHeaderExt* pNalHdrExt = &pCtx->pCurDqLayer->sLayerInfo.sNalHeaderExt;
-  uint8_t* pDst					= pFrameBsBuffer;
-  const int32_t kiNalCnt			= pSliceBs->iNalIndex;
-  int32_t iNalIdx					= 0;
+  uint8_t* pDst                 = pFrameBsBuffer;
+  const int32_t kiNalCnt        = pSliceBs->iNalIndex;
+  int32_t iNalIdx               = 0;
   int32_t iNalSize = 0;
-  const int32_t iFirstSlice		= (iSliceIdx == 0);
-  int32_t iNalBase				= iFirstSlice ? 0 : pLbi->iNalCount;
+  const int32_t iFirstSlice     = (iSliceIdx == 0);
+  int32_t iNalBase              = iFirstSlice ? 0 : pLbi->iNalCount;
   int32_t iReturn = ENC_RETURN_SUCCESS;
   const int32_t kiWrittenLength = pCtx->iPosBsBuffer;
-  iSliceSize				= 0;
+  iSliceSize                    = 0;
 
   while (iNalIdx < kiNalCnt) {
     iNalSize = 0;
@@ -630,13 +630,13 @@
   pSliceBs->uiBsPos	= iSliceSize;
   if (iFirstSlice) {
     // pBsBuffer has been updated at coding_slice_0_in_encoder_mother_thread()
-    pLbi->uiLayerType		= VIDEO_CODING_LAYER;
-    pLbi->uiSpatialId		= pNalHdrExt->uiDependencyId;
-    pLbi->uiTemporalId	= pNalHdrExt->uiTemporalId;
-    pLbi->uiQualityId		= 0;
-    pLbi->iNalCount		= kiNalCnt;
+    pLbi->uiLayerType   = VIDEO_CODING_LAYER;
+    pLbi->uiSpatialId   = pNalHdrExt->uiDependencyId;
+    pLbi->uiTemporalId  = pNalHdrExt->uiTemporalId;
+    pLbi->uiQualityId   = 0;
+    pLbi->iNalCount     = kiNalCnt;
   } else {
-    pLbi->iNalCount		+= kiNalCnt;
+    pLbi->iNalCount    += kiNalCnt;
   }
 
   return ENC_RETURN_SUCCESS;
@@ -643,13 +643,13 @@
 }
 
 int32_t WriteSliceBs (sWelsEncCtx* pCtx, uint8_t* pSliceBsBuf, const int32_t iSliceIdx, int32_t& iSliceSize) {
-  SWelsSliceBs* pSliceBs			= &pCtx->pSliceBs[iSliceIdx];
+  SWelsSliceBs* pSliceBs        = &pCtx->pSliceBs[iSliceIdx];
   SNalUnitHeaderExt* pNalHdrExt = &pCtx->pCurDqLayer->sLayerInfo.sNalHeaderExt;
-  uint8_t* pDst					= pSliceBsBuf;
-  int32_t* pNalLen				= &pSliceBs->iNalLen[0];
-  const int32_t kiNalCnt			= pSliceBs->iNalIndex;
-  int32_t iNalIdx					= 0;
-  int32_t iNalSize					= 0;
+  uint8_t* pDst                 = pSliceBsBuf;
+  int32_t* pNalLen              = &pSliceBs->iNalLen[0];
+  const int32_t kiNalCnt        = pSliceBs->iNalIndex;
+  int32_t iNalIdx               = 0;
+  int32_t iNalSize              = 0;
   int32_t iReturn = ENC_RETURN_SUCCESS;
   const int32_t kiWrittenLength = (int32_t) (pSliceBs->sBsWrite.pCurBuf - pSliceBs->sBsWrite.pStartBuf);
 
@@ -675,34 +675,34 @@
 
 // thread process for coding one pSlice
 WELS_THREAD_ROUTINE_TYPE CodingSliceThreadProc (void* arg) {
-  SSliceThreadPrivateData* pPrivateData	= (SSliceThreadPrivateData*)arg;
-  sWelsEncCtx* pEncPEncCtx			= NULL;
-  SDqLayer* pCurDq							= NULL;
-  SSlice* pSlice								= NULL;
-  SWelsSliceBs* pSliceBs						= NULL;
+  SSliceThreadPrivateData* pPrivateData = (SSliceThreadPrivateData*)arg;
+  sWelsEncCtx* pEncPEncCtx      = NULL;
+  SDqLayer* pCurDq              = NULL;
+  SSlice* pSlice                = NULL;
+  SWelsSliceBs* pSliceBs        = NULL;
   WELS_EVENT pEventsList[3];
-  int32_t iEventCount						= 0;
-  WELS_THREAD_ERROR_CODE iWaitRet				= WELS_THREAD_ERROR_GENERAL;
-  uint32_t uiThrdRet							= 0;
-  int32_t iSliceSize							= 0;
-  int32_t iSliceIdx							= -1;
-  int32_t iThreadIdx							= -1;
-  int32_t iEventIdx							= -1;
-  bool bNeedPrefix							= false;
-  EWelsNalUnitType eNalType						= NAL_UNIT_UNSPEC_0;
-  EWelsNalRefIdc eNalRefIdc						= NRI_PRI_LOWEST;
+  int32_t iEventCount           = 0;
+  WELS_THREAD_ERROR_CODE iWaitRet = WELS_THREAD_ERROR_GENERAL;
+  uint32_t uiThrdRet            = 0;
+  int32_t iSliceSize            = 0;
+  int32_t iSliceIdx             = -1;
+  int32_t iThreadIdx            = -1;
+  int32_t iEventIdx             = -1;
+  bool bNeedPrefix              = false;
+  EWelsNalUnitType eNalType     = NAL_UNIT_UNSPEC_0;
+  EWelsNalRefIdc eNalRefIdc     = NRI_PRI_LOWEST;
   int32_t iReturn = ENC_RETURN_SUCCESS;
 
   if (NULL == pPrivateData)
     WELS_THREAD_ROUTINE_RETURN (1);
 
-  pEncPEncCtx	= (sWelsEncCtx*)pPrivateData->pWelsPEncCtx;
+  pEncPEncCtx   = (sWelsEncCtx*)pPrivateData->pWelsPEncCtx;
 
-  iThreadIdx		= pPrivateData->iThreadIndex;
-  iEventIdx		= iThreadIdx;
+  iThreadIdx    = pPrivateData->iThreadIndex;
+  iEventIdx     = iThreadIdx;
 
-  pEventsList[iEventCount++]	= pEncPEncCtx->pSliceThreading->pReadySliceCodingEvent[iEventIdx];
-  pEventsList[iEventCount++]	= pEncPEncCtx->pSliceThreading->pExitEncodeEvent[iEventIdx];
+  pEventsList[iEventCount++] = pEncPEncCtx->pSliceThreading->pReadySliceCodingEvent[iEventIdx];
+  pEventsList[iEventCount++] = pEncPEncCtx->pSliceThreading->pExitEncodeEvent[iEventIdx];
   pEventsList[iEventCount++] = pEncPEncCtx->pSliceThreading->pUpdateMbListEvent[iEventIdx];
 
   WelsThreadSetName ("OpenH264Enc_CodingSliceThreadProc");
@@ -716,24 +716,24 @@
                &pEncPEncCtx->pSliceThreading->pThreadMasterEvent[iEventIdx]); // blocking until at least one event is signalled
     if (WELS_THREAD_ERROR_WAIT_OBJECT_0 == iWaitRet) {	// start pSlice coding signal waited
       SLayerBSInfo* pLbi = pPrivateData->pLayerBs;
-      const int32_t kiCurDid			= pEncPEncCtx->uiDependencyId;
-      const int32_t kiCurTid			= pEncPEncCtx->uiTemporalId;
-      SWelsSvcCodingParam* pCodingParam	= pEncPEncCtx->pSvcParam;
-      SSpatialLayerConfig* pParamD			= &pCodingParam->sSpatialLayers[kiCurDid];
+      const int32_t kiCurDid            = pEncPEncCtx->uiDependencyId;
+      const int32_t kiCurTid            = pEncPEncCtx->uiTemporalId;
+      SWelsSvcCodingParam* pCodingParam = pEncPEncCtx->pSvcParam;
+      SSpatialLayerConfig* pParamD      = &pCodingParam->sSpatialLayers[kiCurDid];
 
-      pCurDq			= pEncPEncCtx->pCurDqLayer;
-      eNalType		= pEncPEncCtx->eNalType;
-      eNalRefIdc		= pEncPEncCtx->eNalPriority;
-      bNeedPrefix		= pEncPEncCtx->bNeedPrefixNalFlag;
+      pCurDq            = pEncPEncCtx->pCurDqLayer;
+      eNalType          = pEncPEncCtx->eNalType;
+      eNalRefIdc        = pEncPEncCtx->eNalPriority;
+      bNeedPrefix       = pEncPEncCtx->bNeedPrefixNalFlag;
 
       if (pParamD->sSliceCfg.uiSliceMode != SM_DYN_SLICE) {
         int64_t iSliceStart	= 0;
         bool bDsaFlag = false;
-        iSliceIdx		= pPrivateData->iSliceIndex;
-        pSlice			= &pCurDq->sLayerInfo.pSliceInLayer[iSliceIdx];
-        pSliceBs		= &pEncPEncCtx->pSliceBs[iSliceIdx];
+        iSliceIdx               = pPrivateData->iSliceIndex;
+        pSlice                  = &pCurDq->sLayerInfo.pSliceInLayer[iSliceIdx];
+        pSliceBs                = &pEncPEncCtx->pSliceBs[iSliceIdx];
 
-        bDsaFlag	= (((pParamD->sSliceCfg.uiSliceMode == SM_FIXEDSLCNUM_SLICE)
+        bDsaFlag = (((pParamD->sSliceCfg.uiSliceMode == SM_FIXEDSLCNUM_SLICE)
                       || (pParamD->sSliceCfg.uiSliceMode == SM_AUTO_SLICE)) &&
                      pCodingParam->iMultipleThreadIdc > 1 &&
                      pCodingParam->iMultipleThreadIdc >= pParamD->sSliceCfg.sSliceArgument.uiSliceNum);
@@ -740,8 +740,8 @@
         if (bDsaFlag)
           iSliceStart = WelsTime();
 
-        pSliceBs->uiBsPos	= 0;
-        pSliceBs->iNalIndex	= 0;
+        pSliceBs->uiBsPos       = 0;
+        pSliceBs->iNalIndex     = 0;
         assert ((void*) (&pSliceBs->sBsWrite) == (void*)pSlice->pSliceBsa);
         InitBits (&pSliceBs->sBsWrite, pSliceBs->pBsBuffer, pSliceBs->uiSize);
 
@@ -825,21 +825,21 @@
           &pEncPEncCtx->pSliceThreading->pSliceCodedEvent[iEventIdx]);	// mean finished coding current pSlice
         WelsEventSignal (
           &pEncPEncCtx->pSliceThreading->pSliceCodedMasterEvent);
-      } else {	// for SM_DYN_SLICE parallelization
-        SSliceCtx* pSliceCtx			= pCurDq->pSliceEncCtx;
-        const int32_t kiPartitionId			= iThreadIdx;
-        const int32_t kiSliceIdxStep		= pEncPEncCtx->iActiveThreadsNum;
-        const int32_t kiFirstMbInPartition	= pPrivateData->iStartMbIndex;	// inclusive
-        const int32_t kiEndMbInPartition	= pPrivateData->iEndMbIndex;		// exclusive
-        int32_t iAnyMbLeftInPartition	= kiEndMbInPartition - kiFirstMbInPartition;
+      } else { // for SM_DYN_SLICE parallelization
+        SSliceCtx* pSliceCtx                    = pCurDq->pSliceEncCtx;
+        const int32_t kiPartitionId             = iThreadIdx;
+        const int32_t kiSliceIdxStep            = pEncPEncCtx->iActiveThreadsNum;
+        const int32_t kiFirstMbInPartition      = pPrivateData->iStartMbIndex;  // inclusive
+        const int32_t kiEndMbInPartition        = pPrivateData->iEndMbIndex;            // exclusive
+        int32_t iAnyMbLeftInPartition           = kiEndMbInPartition - kiFirstMbInPartition;
 
         iSliceIdx		= pPrivateData->iSliceIndex;
 
-        pSliceCtx->pFirstMbInSlice[iSliceIdx]				= kiFirstMbInPartition;
-        pCurDq->pNumSliceCodedOfPartition[kiPartitionId]		= 1;	// one pSlice per partition intialized, dynamic slicing inside
-        pCurDq->pLastMbIdxOfPartition[kiPartitionId]			= kiEndMbInPartition - 1;
+        pSliceCtx->pFirstMbInSlice[iSliceIdx]                   = kiFirstMbInPartition;
+        pCurDq->pNumSliceCodedOfPartition[kiPartitionId]        = 1;    // one pSlice per partition intialized, dynamic slicing inside
+        pCurDq->pLastMbIdxOfPartition[kiPartitionId]            = kiEndMbInPartition - 1;
 
-        pCurDq->pLastCodedMbIdxOfPartition[kiPartitionId]		= 0;
+        pCurDq->pLastCodedMbIdxOfPartition[kiPartitionId]       = 0;
 
         while (iAnyMbLeftInPartition > 0) {
           if (iSliceIdx >= pSliceCtx->iMaxSliceNumConstraint) {
@@ -849,11 +849,11 @@
             break;
           }
 
-          pSlice			= &pCurDq->sLayerInfo.pSliceInLayer[iSliceIdx];
-          pSliceBs		= &pEncPEncCtx->pSliceBs[iSliceIdx];
+          pSlice                = &pCurDq->sLayerInfo.pSliceInLayer[iSliceIdx];
+          pSliceBs              = &pEncPEncCtx->pSliceBs[iSliceIdx];
 
-          pSliceBs->uiBsPos	= 0;
-          pSliceBs->iNalIndex	= 0;
+          pSliceBs->uiBsPos     = 0;
+          pSliceBs->iNalIndex   = 0;
           InitBits (&pSliceBs->sBsWrite, pSliceBs->pBsBuffer, pSliceBs->uiSize);
 
           if (bNeedPrefix) {
@@ -978,8 +978,8 @@
 int32_t FiredSliceThreads (sWelsEncCtx* pCtx, SSliceThreadPrivateData* pPriData, WELS_EVENT* pEventsList,
                            WELS_EVENT* pMasterEventsList, SLayerBSInfo* pLbi,
                            const uint32_t uiNumThreads, SSliceCtx* pSliceCtx, const bool bIsDynamicSlicingMode) {
-  int32_t iEndMbIdx	= 0;
-  int32_t iIdx		= 0;
+  int32_t iEndMbIdx     = 0;
+  int32_t iIdx          = 0;
   const int32_t kiEventCnt = uiNumThreads;
 
   if (pPriData == NULL || pLbi == NULL || kiEventCnt <= 0 || pEventsList == NULL) {
@@ -993,10 +993,10 @@
   if (bIsDynamicSlicingMode) {
     iEndMbIdx	= pSliceCtx->iMbNumInFrame;
     for (iIdx = kiEventCnt - 1; iIdx >= 0; --iIdx) {
-      const int32_t iFirstMbIdx		= pSliceCtx->pFirstMbInSlice[iIdx];
-      pPriData[iIdx].iStartMbIndex	= iFirstMbIdx;
-      pPriData[iIdx].iEndMbIndex		= iEndMbIdx;
-      iEndMbIdx						= iFirstMbIdx;
+      const int32_t iFirstMbIdx         = pSliceCtx->pFirstMbInSlice[iIdx];
+      pPriData[iIdx].iStartMbIndex      = iFirstMbIdx;
+      pPriData[iIdx].iEndMbIndex        = iEndMbIdx;
+      iEndMbIdx                         = iFirstMbIdx;
     }
   }
 
@@ -1021,8 +1021,8 @@
 }
 
 int32_t AdjustBaseLayer (sWelsEncCtx* pCtx) {
-  SDqLayer* pCurDq	= pCtx->ppDqLayerList[0];
-  int32_t iNeedAdj	= 1;
+  SDqLayer* pCurDq      = pCtx->ppDqLayerList[0];
+  int32_t iNeedAdj      = 1;
 #ifdef MT_DEBUG
   int64_t iT0 = WelsTime();
 #endif//MT_DEBUG
@@ -1121,10 +1121,10 @@
 
   pPara	= pCtx->pSvcParam;
   while (iSpatialIdx < iSpatialNum) {
-    const int32_t kiDid		= pDidList[iSpatialIdx];
-    SSpatialLayerInternal* pDlp		= &pPara->sDependencyLayers[kiDid];
-    SSliceConfig* pMso		= &pDlp->sSliceCfg;
-    SDqLayer* pCurDq		= pCtx->ppDqLayerList[kiDid];
+    const int32_t kiDid         = pDidList[iSpatialIdx];
+    SSpatialLayerInternal* pDlp = &pPara->sDependencyLayers[kiDid];
+    SSliceConfig* pMso          = &pDlp->sSliceCfg;
+    SDqLayer* pCurDq            = pCtx->ppDqLayerList[kiDid];
     SSliceCtx* pSliceCtx = pCurDq->pSliceEncCtx;
     const uint32_t kuiCountSliceNum = pSliceCtx->iSliceNumInFrame;
     if (pCtx->pSliceThreading) {
--- a/codec/encoder/core/src/svc_base_layer_md.cpp
+++ b/codec/encoder/core/src/svc_base_layer_md.cpp
@@ -269,41 +269,41 @@
     int32_t iStrideY, iStrideUV;
     int32_t iOffsetY, iOffsetUV;
 
-    iStrideY	= pCurLayer->iEncStride[0];
-    iStrideUV	= pCurLayer->iEncStride[1];
-    iOffsetY	= (kiMbX + kiMbY * iStrideY) << 4;
-    iOffsetUV	= (kiMbX + kiMbY * iStrideUV) << 3;
-    pMbCache->SPicData.pEncMb[0]		= pCurLayer->pEncData[0] + iOffsetY;
-    pMbCache->SPicData.pEncMb[1]		= pCurLayer->pEncData[1] + iOffsetUV;
-    pMbCache->SPicData.pEncMb[2]		= pCurLayer->pEncData[2] + iOffsetUV;
+    iStrideY    = pCurLayer->iEncStride[0];
+    iStrideUV   = pCurLayer->iEncStride[1];
+    iOffsetY    = (kiMbX + kiMbY * iStrideY) << 4;
+    iOffsetUV   = (kiMbX + kiMbY * iStrideUV) << 3;
+    pMbCache->SPicData.pEncMb[0]        = pCurLayer->pEncData[0] + iOffsetY;
+    pMbCache->SPicData.pEncMb[1]        = pCurLayer->pEncData[1] + iOffsetUV;
+    pMbCache->SPicData.pEncMb[2]        = pCurLayer->pEncData[2] + iOffsetUV;
 
-    iStrideY	= pCurLayer->iCsStride[0];
-    iStrideUV	= pCurLayer->iCsStride[1];
-    iOffsetY	= (kiMbX + kiMbY * iStrideY) << 4;
-    iOffsetUV	= (kiMbX + kiMbY * iStrideUV) << 3;
-    pMbCache->SPicData.pCsMb[0]			= pCurLayer->pCsData[0] + iOffsetY;
-    pMbCache->SPicData.pCsMb[1]			= pCurLayer->pCsData[1] + iOffsetUV;
-    pMbCache->SPicData.pCsMb[2]			= pCurLayer->pCsData[2] + iOffsetUV;
+    iStrideY    = pCurLayer->iCsStride[0];
+    iStrideUV   = pCurLayer->iCsStride[1];
+    iOffsetY    = (kiMbX + kiMbY * iStrideY) << 4;
+    iOffsetUV   = (kiMbX + kiMbY * iStrideUV) << 3;
+    pMbCache->SPicData.pCsMb[0]         = pCurLayer->pCsData[0] + iOffsetY;
+    pMbCache->SPicData.pCsMb[1]         = pCurLayer->pCsData[1] + iOffsetUV;
+    pMbCache->SPicData.pCsMb[2]         = pCurLayer->pCsData[2] + iOffsetUV;
 
-    iStrideY	= pCurLayer->pDecPic->iLineSize[0];
-    iStrideUV	= pCurLayer->pDecPic->iLineSize[1];
-    iOffsetY	= (kiMbX + kiMbY * iStrideY) << 4;
-    iOffsetUV	= (kiMbX + kiMbY * iStrideUV) << 3;
-    pMbCache->SPicData.pDecMb[0]		= pCurLayer->pDecPic->pData[0] + iOffsetY;
-    pMbCache->SPicData.pDecMb[1]		= pCurLayer->pDecPic->pData[1] + iOffsetUV;
-    pMbCache->SPicData.pDecMb[2]		= pCurLayer->pDecPic->pData[2] + iOffsetUV;
+    iStrideY    = pCurLayer->pDecPic->iLineSize[0];
+    iStrideUV   = pCurLayer->pDecPic->iLineSize[1];
+    iOffsetY    = (kiMbX + kiMbY * iStrideY) << 4;
+    iOffsetUV   = (kiMbX + kiMbY * iStrideUV) << 3;
+    pMbCache->SPicData.pDecMb[0]        = pCurLayer->pDecPic->pData[0] + iOffsetY;
+    pMbCache->SPicData.pDecMb[1]        = pCurLayer->pDecPic->pData[1] + iOffsetUV;
+    pMbCache->SPicData.pDecMb[2]        = pCurLayer->pDecPic->pData[2] + iOffsetUV;
   } else {
-    pMbCache->SPicData.pEncMb[0]	+= MB_WIDTH_LUMA;
-    pMbCache->SPicData.pEncMb[1]	+= MB_WIDTH_CHROMA;
-    pMbCache->SPicData.pEncMb[2]	+= MB_WIDTH_CHROMA;
+    pMbCache->SPicData.pEncMb[0]        += MB_WIDTH_LUMA;
+    pMbCache->SPicData.pEncMb[1]        += MB_WIDTH_CHROMA;
+    pMbCache->SPicData.pEncMb[2]        += MB_WIDTH_CHROMA;
 
-    pMbCache->SPicData.pDecMb[0]	+= MB_WIDTH_LUMA;
-    pMbCache->SPicData.pDecMb[1]	+= MB_WIDTH_CHROMA;
-    pMbCache->SPicData.pDecMb[2]	+= MB_WIDTH_CHROMA;
+    pMbCache->SPicData.pDecMb[0]        += MB_WIDTH_LUMA;
+    pMbCache->SPicData.pDecMb[1]        += MB_WIDTH_CHROMA;
+    pMbCache->SPicData.pDecMb[2]        += MB_WIDTH_CHROMA;
 
-    pMbCache->SPicData.pCsMb[0]		+= MB_WIDTH_LUMA;
-    pMbCache->SPicData.pCsMb[1]		+= MB_WIDTH_CHROMA;
-    pMbCache->SPicData.pCsMb[2]		+= MB_WIDTH_CHROMA;
+    pMbCache->SPicData.pCsMb[0]         += MB_WIDTH_LUMA;
+    pMbCache->SPicData.pCsMb[1]         += MB_WIDTH_CHROMA;
+    pMbCache->SPicData.pCsMb[2]         += MB_WIDTH_CHROMA;
   }
 
   //step 2. initial pWelsMd
@@ -320,10 +320,10 @@
 
 void WelsMdInterInit (sWelsEncCtx* pEncCtx, SSlice* pSlice, SMB* pCurMb, const int32_t iSliceFirstMbXY) {
   SDqLayer* pCurLayer = pEncCtx->pCurDqLayer;
-  SMbCache* pMbCache	= &pSlice->sMbCacheInfo;
+  SMbCache* pMbCache  = &pSlice->sMbCacheInfo;
   const int32_t kiMbX  = pCurMb->iMbX;
   const int32_t kiMbY  = pCurMb->iMbY;
-  const int32_t kiMbXY	= pCurMb->iMbXY;
+  const int32_t kiMbXY = pCurMb->iMbXY;
   const int32_t kiMbWidth = pCurLayer->iMbWidth;
   const int32_t kiMbHeight = pCurLayer->iMbHeight;
 
@@ -338,17 +338,17 @@
   //step 4. locating current p_ref
   // merge loops
   if (0 == kiMbX || iSliceFirstMbXY == kiMbXY) {
-    const int32_t kiRefStrideY	= pCurLayer->pRefPic->iLineSize[0];
-    const int32_t kiRefStrideUV	= pCurLayer->pRefPic->iLineSize[1];
-    const int32_t kiCurStrideY	= (kiMbX + kiMbY * kiRefStrideY) << 4;
-    const int32_t kiCurStrideUV	= (kiMbX + kiMbY * kiRefStrideUV) << 3;
-    pMbCache->SPicData.pRefMb[0]	= pCurLayer->pRefPic->pData[0] + kiCurStrideY;
-    pMbCache->SPicData.pRefMb[1]	= pCurLayer->pRefPic->pData[1] + kiCurStrideUV;
-    pMbCache->SPicData.pRefMb[2]	= pCurLayer->pRefPic->pData[2] + kiCurStrideUV;
+    const int32_t kiRefStrideY          = pCurLayer->pRefPic->iLineSize[0];
+    const int32_t kiRefStrideUV         = pCurLayer->pRefPic->iLineSize[1];
+    const int32_t kiCurStrideY          = (kiMbX + kiMbY * kiRefStrideY) << 4;
+    const int32_t kiCurStrideUV         = (kiMbX + kiMbY * kiRefStrideUV) << 3;
+    pMbCache->SPicData.pRefMb[0]        = pCurLayer->pRefPic->pData[0] + kiCurStrideY;
+    pMbCache->SPicData.pRefMb[1]        = pCurLayer->pRefPic->pData[1] + kiCurStrideUV;
+    pMbCache->SPicData.pRefMb[2]        = pCurLayer->pRefPic->pData[2] + kiCurStrideUV;
   } else {
-    pMbCache->SPicData.pRefMb[0]	+= MB_WIDTH_LUMA;
-    pMbCache->SPicData.pRefMb[1]	+= MB_WIDTH_CHROMA;
-    pMbCache->SPicData.pRefMb[2]	+= MB_WIDTH_CHROMA;
+    pMbCache->SPicData.pRefMb[0]        += MB_WIDTH_LUMA;
+    pMbCache->SPicData.pRefMb[1]        += MB_WIDTH_CHROMA;
+    pMbCache->SPicData.pRefMb[2]        += MB_WIDTH_CHROMA;
   }
 
   pMbCache->uiRefMbType	= pCurLayer->pRefPic->uiRefMbType[kiMbXY];
@@ -367,7 +367,7 @@
   int32_t iAvailCount;
   int32_t iIdx = 0;
   uint8_t* pPredI16x16[2] = {pMbCache->pMemPredMb, pMbCache->pMemPredMb + 256};
-  uint8_t* pDst		= pPredI16x16[0];
+  uint8_t* pDst       = pPredI16x16[0];
   uint8_t* pDec       = pMbCache->SPicData.pCsMb[0];
   uint8_t* pEnc       = pMbCache->SPicData.pEncMb[0];
   int32_t iLineSizeDec = pCurDqLayer->iCsStride[0];
@@ -416,14 +416,14 @@
   return iBestCost;
 }
 int32_t WelsMdI4x4 (sWelsEncCtx* pEncCtx, SWelsMD* pWelsMd, SMB* pCurMb, SMbCache* pMbCache) {
-  SWelsFuncPtrList* pFunc		= pEncCtx->pFuncList;
-  SDqLayer* pCurDqLayer			= pEncCtx->pCurDqLayer;
-  int32_t iLambda				= pWelsMd->iLambda;
-  int32_t iBestCostLuma				= pWelsMd->iCostLuma;
-  uint8_t* pEncMb					= pMbCache->SPicData.pEncMb[0];
-  uint8_t* pDecMb					= pMbCache->SPicData.pCsMb[0];
-  const int32_t kiLineSizeEnc		= pCurDqLayer->iEncStride[0];
-  const int32_t kiLineSizeDec		= pCurDqLayer->iCsStride[0];
+  SWelsFuncPtrList* pFunc       = pEncCtx->pFuncList;
+  SDqLayer* pCurDqLayer         = pEncCtx->pCurDqLayer;
+  int32_t iLambda               = pWelsMd->iLambda;
+  int32_t iBestCostLuma         = pWelsMd->iCostLuma;
+  uint8_t* pEncMb               = pMbCache->SPicData.pEncMb[0];
+  uint8_t* pDecMb               = pMbCache->SPicData.pCsMb[0];
+  const int32_t kiLineSizeEnc   = pCurDqLayer->iEncStride[0];
+  const int32_t kiLineSizeDec   = pCurDqLayer->iCsStride[0];
 
   uint8_t* pCurEnc, *pCurDec, *pDst;
 
@@ -432,16 +432,16 @@
   int32_t iAvailCount;
   const uint8_t* kpAvailMode;
   int32_t i, j, iCoordinateX, iCoordinateY, iIdxStrideEnc, iIdxStrideDec;
-  int32_t lambda[2]						= {iLambda << 2, iLambda};
-  bool* pPrevIntra4x4PredModeFlag	= pMbCache->pPrevIntra4x4PredModeFlag;
-  int8_t* pRemIntra4x4PredModeFlag		= pMbCache->pRemIntra4x4PredModeFlag;
-  const uint8_t* kpIntra4x4AvailCount		= &g_kiIntra4AvailCount[0];
-  const uint8_t* kpCache48CountScan4		= &g_kuiCache48CountScan4Idx[0];
-  const int8_t* kpNeighborIntraToI4x4	= g_kiNeighborIntraToI4x4[pMbCache->uiNeighborIntra];
-  const int8_t* kpCoordinateIdxX			= &g_kiCoordinateIdx4x4X[0];
-  const int8_t* kpCoordinateIdxY			= &g_kiCoordinateIdx4x4Y[0];
-  int32_t iBestPredBufferNum			= 0;
-  int32_t iCosti4x4						= 0;
+  int32_t lambda[2] = {iLambda << 2, iLambda};
+  bool* pPrevIntra4x4PredModeFlag       = pMbCache->pPrevIntra4x4PredModeFlag;
+  int8_t* pRemIntra4x4PredModeFlag      = pMbCache->pRemIntra4x4PredModeFlag;
+  const uint8_t* kpIntra4x4AvailCount   = &g_kiIntra4AvailCount[0];
+  const uint8_t* kpCache48CountScan4    = &g_kuiCache48CountScan4Idx[0];
+  const int8_t* kpNeighborIntraToI4x4   = g_kiNeighborIntraToI4x4[pMbCache->uiNeighborIntra];
+  const int8_t* kpCoordinateIdxX        = &g_kiCoordinateIdx4x4X[0];
+  const int8_t* kpCoordinateIdxY        = &g_kiCoordinateIdx4x4Y[0];
+  int32_t iBestPredBufferNum            = 0;
+  int32_t iCosti4x4                     = 0;
 
 #if defined(X86_ASM)
   WelsPrefetchZero_mmx (g_kiMapModeI4x4);
@@ -539,7 +539,7 @@
   }
   ST32 (pCurMb->pIntra4x4PredMode, LD32 (&pMbCache->iIntraPredMode[33]));
   pCurMb->pIntra4x4PredMode[4] = pMbCache->iIntraPredMode[12];
-  pCurMb->pIntra4x4PredMode[5] =	pMbCache->iIntraPredMode[20];
+  pCurMb->pIntra4x4PredMode[5] = pMbCache->iIntraPredMode[20];
   pCurMb->pIntra4x4PredMode[6] = pMbCache->iIntraPredMode[28];
   iCosti4x4 += (iLambda << 4) + (iLambda << 3); //4*6*lambda from JVT SATD0
   return iCosti4x4;
@@ -546,14 +546,14 @@
 }
 
 int32_t WelsMdI4x4Fast (sWelsEncCtx* pEncCtx, SWelsMD* pWelsMd, SMB* pCurMb, SMbCache* pMbCache) {
-  SWelsFuncPtrList* pFunc		= pEncCtx->pFuncList;
-  SDqLayer* pCurDqLayer			= pEncCtx->pCurDqLayer;
-  int32_t iLambda				= pWelsMd->iLambda;
-  int32_t iBestCostLuma				= pWelsMd->iCostLuma;
-  uint8_t* pEncMb					= pMbCache->SPicData.pEncMb[0];
-  uint8_t* pDecMb					= pMbCache->SPicData.pCsMb[0];
-  const int32_t kiLineSizeEnc		= pCurDqLayer->iEncStride[0];
-  const int32_t kiLineSizeDec		= pCurDqLayer->iCsStride[0];
+  SWelsFuncPtrList* pFunc       = pEncCtx->pFuncList;
+  SDqLayer* pCurDqLayer         = pEncCtx->pCurDqLayer;
+  int32_t iLambda               = pWelsMd->iLambda;
+  int32_t iBestCostLuma         = pWelsMd->iCostLuma;
+  uint8_t* pEncMb               = pMbCache->SPicData.pEncMb[0];
+  uint8_t* pDecMb               = pMbCache->SPicData.pCsMb[0];
+  const int32_t kiLineSizeEnc   = pCurDqLayer->iEncStride[0];
+  const int32_t kiLineSizeDec   = pCurDqLayer->iCsStride[0];
 
   uint8_t* pCurEnc, *pCurDec, *pDst;
   int8_t iPredMode, iCurMode, iBestMode, iFinalMode;
@@ -562,16 +562,16 @@
   const uint8_t* kpAvailMode;
   int32_t i, j, iCoordinateX, iCoordinateY, iIdxStrideEnc, iIdxStrideDec;
   int32_t iCostH, iCostV, iCostVR, iCostHD, iCostVL, iCostHU, iBestModeFake;
-  int32_t lambda[2]						= {iLambda << 2, iLambda};
-  bool* pPrevIntra4x4PredModeFlag	= pMbCache->pPrevIntra4x4PredModeFlag;
-  int8_t* pRemIntra4x4PredModeFlag		= pMbCache->pRemIntra4x4PredModeFlag;
-  const uint8_t* kpIntra4x4AvailCount		= &g_kiIntra4AvailCount[0];
-  const uint8_t* kpCache48CountScan4		= &g_kuiCache48CountScan4Idx[0];
-  const int8_t* kpNeighborIntraToI4x4	= g_kiNeighborIntraToI4x4[pMbCache->uiNeighborIntra];
-  const int8_t* kpCoordinateIdxX			= &g_kiCoordinateIdx4x4X[0];
-  const int8_t* kpCoordinateIdxY			= &g_kiCoordinateIdx4x4Y[0];
-  int32_t iBestPredBufferNum			= 0;
-  int32_t iCosti4x4						= 0;
+  int32_t lambda[2] = {iLambda << 2, iLambda};
+  bool* pPrevIntra4x4PredModeFlag       = pMbCache->pPrevIntra4x4PredModeFlag;
+  int8_t* pRemIntra4x4PredModeFlag      = pMbCache->pRemIntra4x4PredModeFlag;
+  const uint8_t* kpIntra4x4AvailCount   = &g_kiIntra4AvailCount[0];
+  const uint8_t* kpCache48CountScan4    = &g_kuiCache48CountScan4Idx[0];
+  const int8_t* kpNeighborIntraToI4x4   = g_kiNeighborIntraToI4x4[pMbCache->uiNeighborIntra];
+  const int8_t* kpCoordinateIdxX        = &g_kiCoordinateIdx4x4X[0];
+  const int8_t* kpCoordinateIdxY        = &g_kiCoordinateIdx4x4Y[0];
+  int32_t iBestPredBufferNum            = 0;
+  int32_t iCosti4x4                     = 0;
 #if defined(X86_ASM)
   WelsPrefetchZero_mmx (g_kiMapModeI4x4);
   WelsPrefetchZero_mmx ((int8_t*)&pFunc->pfGetLumaI4x4Pred);
@@ -858,7 +858,7 @@
   }
   ST32 (pCurMb->pIntra4x4PredMode, LD32 (&pMbCache->iIntraPredMode[33]));
   pCurMb->pIntra4x4PredMode[4] = pMbCache->iIntraPredMode[12];
-  pCurMb->pIntra4x4PredMode[5] =	pMbCache->iIntraPredMode[20];
+  pCurMb->pIntra4x4PredMode[5] = pMbCache->iIntraPredMode[20];
   pCurMb->pIntra4x4PredMode[6] = pMbCache->iIntraPredMode[28];
   iCosti4x4 += (iLambda << 4) + (iLambda << 3); //4*6*lambda from JVT SATD0
   return iCosti4x4;
@@ -868,14 +868,14 @@
   const int8_t* kpAvailMode;
   int32_t iAvailCount				= 0;
   int32_t iChmaIdx = 0;
-  uint8_t* pPredIntraChma[2]	= {pMbCache->pMemPredChroma, pMbCache->pMemPredChroma + 128};
-  uint8_t* pDstChma				= pPredIntraChma[0];
-  uint8_t* pEncCb				= pMbCache->SPicData.pEncMb[1];
-  uint8_t* pEncCr				= pMbCache->SPicData.pEncMb[2];
-  uint8_t* pDecCb				= pMbCache->SPicData.pCsMb[1];//pMbCache->SPicData.pDecMb[1];
-  uint8_t* pDecCr				= pMbCache->SPicData.pCsMb[2];//pMbCache->SPicData.pDecMb[2];
-  const int32_t kiLineSizeEnc		= pCurDqLayer->iEncStride[1];
-  const int32_t kiLineSizeDec		= pCurDqLayer->iCsStride[1];//pMbCache->SPicData.i_stride_dec[1];
+  uint8_t* pPredIntraChma[2]    = {pMbCache->pMemPredChroma, pMbCache->pMemPredChroma + 128};
+  uint8_t* pDstChma             = pPredIntraChma[0];
+  uint8_t* pEncCb               = pMbCache->SPicData.pEncMb[1];
+  uint8_t* pEncCr               = pMbCache->SPicData.pEncMb[2];
+  uint8_t* pDecCb               = pMbCache->SPicData.pCsMb[1];//pMbCache->SPicData.pDecMb[1];
+  uint8_t* pDecCr               = pMbCache->SPicData.pCsMb[2];//pMbCache->SPicData.pDecMb[2];
+  const int32_t kiLineSizeEnc   = pCurDqLayer->iEncStride[1];
+  const int32_t kiLineSizeDec   = pCurDqLayer->iCsStride[1];//pMbCache->SPicData.i_stride_dec[1];
 
   int32_t i, iCurMode, iCurCost, iBestMode, iBestCost = INT_MAX;
 
@@ -979,8 +979,8 @@
   SMbCache* pMbCache = &pSlice->sMbCacheInfo;
   SWelsME* pMe16x16 = &pWelsMd->sMe.sMe16x16;
   uint32_t uiNeighborAvail = pCurMb->uiNeighborAvail;
-  const int32_t kiMbWidth	= pCurLayer->iMbWidth;	// for assign once
-  const int32_t kiMbHeight	= pCurLayer->iMbHeight;
+  const int32_t kiMbWidth  = pCurLayer->iMbWidth;  // for assign once
+  const int32_t kiMbHeight = pCurLayer->iMbHeight;
   InitMe (*pWelsMd, BLOCK_16x16, pMbCache->SPicData.pEncMb[0], pMbCache->SPicData.pRefMb[0],
           pCurLayer->pRefPic->pScreenBlockFeatureStorage,
           *pMe16x16);
@@ -1218,10 +1218,10 @@
 
 
 inline void VaaBackgroundMbDataUpdate (SWelsFuncPtrList* pFunc, SVAAFrameInfo* pVaaInfo, SMB* pCurMb) {
-  const int32_t kiPicStride		= pVaaInfo->iPicStride;
-  const int32_t kiPicStrideUV	= pVaaInfo->iPicStrideUV;
-  const int32_t kiOffsetY		= (pCurMb->iMbY * kiPicStride + pCurMb->iMbX) << 4;
-  const int32_t kiOffsetUV		= (pCurMb->iMbY * kiPicStrideUV + pCurMb->iMbX) << 3;
+  const int32_t kiPicStride     = pVaaInfo->iPicStride;
+  const int32_t kiPicStrideUV   = pVaaInfo->iPicStrideUV;
+  const int32_t kiOffsetY       = (pCurMb->iMbY * kiPicStride + pCurMb->iMbX) << 4;
+  const int32_t kiOffsetUV      = (pCurMb->iMbY * kiPicStrideUV + pCurMb->iMbX) << 3;
 
   pFunc->pfCopy16x16Aligned (pVaaInfo->pCurY + kiOffsetY, kiPicStride, pVaaInfo->pRefY + kiOffsetY, kiPicStride);
   pFunc->pfCopy8x8Aligned (pVaaInfo->pCurU + kiOffsetUV, kiPicStrideUV, pVaaInfo->pRefU + kiOffsetUV, kiPicStrideUV);
@@ -1230,22 +1230,22 @@
 
 void WelsMdBackgroundMbEnc (sWelsEncCtx* pEncCtx, SWelsMD* pWelsMd, SMB* pCurMb, SMbCache* pMbCache, SSlice* pSlice,
                             bool bSkipMbFlag) {
-  SDqLayer* pCurDqLayer	= pEncCtx->pCurDqLayer;
-  SWelsFuncPtrList* pFunc	= pEncCtx->pFuncList;
-  SMVUnitXY sMvp				= { 0 };
-  uint8_t* pRefLuma			= pMbCache->SPicData.pRefMb[0];
-  uint8_t* pRefCb				= pMbCache->SPicData.pRefMb[1];
-  uint8_t* pRefCr				= pMbCache->SPicData.pRefMb[2];
-  int32_t iLineSizeY			= pCurDqLayer->pRefPic->iLineSize[0];
-  int32_t iLineSizeUV			= pCurDqLayer->pRefPic->iLineSize[1];
-  uint8_t* pDstLuma			= pMbCache->pSkipMb;
-  uint8_t* pDstCb				= pMbCache->pSkipMb + 256;
-  uint8_t* pDstCr				= pMbCache->pSkipMb + 256 + 64;
+  SDqLayer* pCurDqLayer         = pEncCtx->pCurDqLayer;
+  SWelsFuncPtrList* pFunc       = pEncCtx->pFuncList;
+  SMVUnitXY sMvp                = { 0 };
+  uint8_t* pRefLuma             = pMbCache->SPicData.pRefMb[0];
+  uint8_t* pRefCb               = pMbCache->SPicData.pRefMb[1];
+  uint8_t* pRefCr               = pMbCache->SPicData.pRefMb[2];
+  int32_t iLineSizeY            = pCurDqLayer->pRefPic->iLineSize[0];
+  int32_t iLineSizeUV           = pCurDqLayer->pRefPic->iLineSize[1];
+  uint8_t* pDstLuma             = pMbCache->pSkipMb;
+  uint8_t* pDstCb               = pMbCache->pSkipMb + 256;
+  uint8_t* pDstCr               = pMbCache->pSkipMb + 256 + 64;
 
   if (!bSkipMbFlag) {
-    pDstLuma	= pMbCache->pMemPredLuma;
-    pDstCb	= pMbCache->pMemPredChroma;
-    pDstCr	= pMbCache->pMemPredChroma + 64;
+    pDstLuma    = pMbCache->pMemPredLuma;
+    pDstCb      = pMbCache->pMemPredChroma;
+    pDstCr      = pMbCache->pMemPredChroma + 64;
   }
   //MC
   pFunc->sMcFuncs.pMcLumaFunc (pRefLuma, iLineSizeY, pDstLuma, 16, 0, 0, 16, 16);
@@ -1300,8 +1300,8 @@
 }
 
 bool WelsMdPSkipEnc (sWelsEncCtx* pEncCtx, SWelsMD* pWelsMd, SMB* pCurMb, SMbCache* pMbCache) {
-  SDqLayer* pCurLayer				= pEncCtx->pCurDqLayer;
-  SWelsFuncPtrList* pFunc		= pEncCtx->pFuncList;
+  SDqLayer* pCurLayer           = pEncCtx->pCurDqLayer;
+  SWelsFuncPtrList* pFunc       = pEncCtx->pFuncList;
 
   uint8_t* pRefLuma = pMbCache->SPicData.pRefMb[0];
   uint8_t* pRefCb   = pMbCache->SPicData.pRefMb[1];
@@ -1316,8 +1316,8 @@
   SMVUnitXY sMvp = { 0 };
   int32_t n;
 
-  int32_t iEncStride		= pCurLayer->iEncStride[0];
-  uint8_t* pEncMb			= pMbCache->SPicData.pEncMb[0];
+  int32_t iEncStride = pCurLayer->iEncStride[0];
+  uint8_t* pEncMb = pMbCache->SPicData.pEncMb[0];
   int32_t* pStrideEncBlockOffset = pEncCtx->pStrideTab->pStrideEncBlockOffset[pEncCtx->uiDependencyId];
   int32_t* pEncBlockOffset;
 
@@ -1612,14 +1612,14 @@
 }
 
 void WelsMdInterMb (sWelsEncCtx* pEncCtx, SWelsMD* pWelsMd, SSlice* pSlice, SMB* pCurMb, SMbCache* pUnused) {
-  SDqLayer* pCurDqLayer			= pEncCtx->pCurDqLayer;
-  SMbCache* pMbCache			= &pSlice->sMbCacheInfo;
-  const uint32_t kuiNeighborAvail	= pCurMb->uiNeighborAvail;
-  const int32_t kiMbWidth			= pCurDqLayer->iMbWidth;
-  const  SMB* top_mb				= pCurMb - kiMbWidth;
-  const bool bMbLeftAvailPskip	= ((kuiNeighborAvail & LEFT_MB_POS) ? IS_SKIP ((pCurMb - 1)->uiMbType) : false);
-  const bool bMbTopAvailPskip		= ((kuiNeighborAvail & TOP_MB_POS) ? IS_SKIP (top_mb->uiMbType) : false);
-  const bool bMbTopLeftAvailPskip	= ((kuiNeighborAvail & TOPLEFT_MB_POS) ? IS_SKIP ((top_mb - 1)->uiMbType) : false);
+  SDqLayer* pCurDqLayer             = pEncCtx->pCurDqLayer;
+  SMbCache* pMbCache                = &pSlice->sMbCacheInfo;
+  const uint32_t kuiNeighborAvail   = pCurMb->uiNeighborAvail;
+  const int32_t kiMbWidth           = pCurDqLayer->iMbWidth;
+  const  SMB* top_mb                = pCurMb - kiMbWidth;
+  const bool bMbLeftAvailPskip      = ((kuiNeighborAvail & LEFT_MB_POS) ? IS_SKIP ((pCurMb - 1)->uiMbType) : false);
+  const bool bMbTopAvailPskip       = ((kuiNeighborAvail & TOP_MB_POS) ? IS_SKIP (top_mb->uiMbType) : false);
+  const bool bMbTopLeftAvailPskip   = ((kuiNeighborAvail & TOPLEFT_MB_POS) ? IS_SKIP ((top_mb - 1)->uiMbType) : false);
   const bool bMbTopRightAvailPskip = ((kuiNeighborAvail & TOPRIGHT_MB_POS) ? IS_SKIP ((top_mb + 1)->uiMbType) : false);
   bool bTrySkip = bMbLeftAvailPskip || bMbTopAvailPskip || bMbTopLeftAvailPskip || bMbTopRightAvailPskip;
   bool bKeepSkip = bMbLeftAvailPskip && bMbTopAvailPskip && bMbTopRightAvailPskip;
--- a/codec/encoder/core/src/svc_enc_slice_segment.cpp
+++ b/codec/encoder/core/src/svc_enc_slice_segment.cpp
@@ -76,8 +76,8 @@
 
     while (uiSliceIdx < iSliceNum) {
       const int32_t kiFirstMb = uiSliceIdx * kiMbWidth;
-      pSliceSeg->pCountMbNumInSlice[uiSliceIdx]	= kiMbWidth;
-      pSliceSeg->pFirstMbInSlice[uiSliceIdx]		= kiFirstMb;
+      pSliceSeg->pCountMbNumInSlice[uiSliceIdx] = kiMbWidth;
+      pSliceSeg->pFirstMbInSlice[uiSliceIdx]    = kiFirstMb;
       WelsSetMemMultiplebytes_c(pSliceSeg->pOverallMbMap + kiFirstMb, uiSliceIdx,
                                 kiMbWidth, sizeof(uint16_t));
       ++ uiSliceIdx;
@@ -87,18 +87,18 @@
   } else if (SM_RASTER_SLICE  == pSliceSeg->uiSliceMode ||
              SM_FIXEDSLCNUM_SLICE == pSliceSeg->uiSliceMode ||
              SM_AUTO_SLICE == pSliceSeg->uiSliceMode) {
-    const int32_t* kpSlicesAssignList				= (int32_t*) & (kpMso->sSliceArgument.uiSliceMbNum[0]);
-    const int32_t kiCountNumMbInFrame		= pSliceSeg->iMbNumInFrame;
-    const int32_t kiCountSliceNumInFrame	= pSliceSeg->iSliceNumInFrame;
-    uint16_t iSliceIdx						= 0;
-    int32_t iMbIdx							= 0;
+    const int32_t* kpSlicesAssignList           = (int32_t*) & (kpMso->sSliceArgument.uiSliceMbNum[0]);
+    const int32_t kiCountNumMbInFrame           = pSliceSeg->iMbNumInFrame;
+    const int32_t kiCountSliceNumInFrame        = pSliceSeg->iSliceNumInFrame;
+    uint16_t iSliceIdx                          = 0;
+    int32_t iMbIdx                              = 0;
 
     do {
-      const int32_t kiCurRunLength	= kpSlicesAssignList[iSliceIdx];
-      int32_t iRunIdx					= 0;
+      const int32_t kiCurRunLength      = kpSlicesAssignList[iSliceIdx];
+      int32_t iRunIdx                   = 0;
 
-      pSliceSeg->pFirstMbInSlice[iSliceIdx]			= iMbIdx;
-      pSliceSeg->pCountMbNumInSlice[iSliceIdx]		= kiCurRunLength;
+      pSliceSeg->pFirstMbInSlice[iSliceIdx]     = iMbIdx;
+      pSliceSeg->pCountMbNumInSlice[iSliceIdx]  = kiCurRunLength;
 
       // due here need check validate mb_assign_map for input pData, can not use memset
       do {
@@ -132,11 +132,11 @@
 
 //slice parameter check for SM_FIXEDSLCNUM_SLICE
 bool CheckFixedSliceNumMultiSliceSetting (const int32_t kiMbNumInFrame, SSliceArgument* pSliceArg) {
-  int32_t* pSlicesAssignList		= (int32_t*) & (pSliceArg->uiSliceMbNum[0]);
-  const uint32_t kuiSliceNum			= pSliceArg->uiSliceNum;
-  uint32_t uiSliceIdx				= 0;
-  const int32_t kiMbNumPerSlice	= kiMbNumInFrame / kuiSliceNum;
-  int32_t iNumMbLeft				= kiMbNumInFrame;
+  int32_t* pSlicesAssignList    = (int32_t*) & (pSliceArg->uiSliceMbNum[0]);
+  const uint32_t kuiSliceNum    = pSliceArg->uiSliceNum;
+  uint32_t uiSliceIdx           = 0;
+  const int32_t kiMbNumPerSlice = kiMbNumInFrame / kuiSliceNum;
+  int32_t iNumMbLeft            = kiMbNumInFrame;
 
   if (NULL == pSlicesAssignList)
     return false;
@@ -153,8 +153,8 @@
 //slice parameter check for SM_ROWMB_SLICE
 bool CheckRowMbMultiSliceSetting (const int32_t kiMbWidth, SSliceArgument* pSliceArg) {
   int32_t* pSlicesAssignList = (int32_t*) & (pSliceArg->uiSliceMbNum[0]);
-  const uint32_t kuiSliceNum		= pSliceArg->uiSliceNum;
-  uint32_t uiSliceIdx			= 0;
+  const uint32_t kuiSliceNum            = pSliceArg->uiSliceNum;
+  uint32_t uiSliceIdx                   = 0;
 
   if (NULL == pSlicesAssignList)
     return false;
@@ -168,19 +168,19 @@
 
 //slice parameter check for SM_RASTER_SLICE
 bool CheckRasterMultiSliceSetting (const int32_t kiMbNumInFrame, SSliceArgument* pSliceArg) {
-  int32_t*			pSlicesAssignList = (int32_t*) & (pSliceArg->uiSliceMbNum[0]);
-  int32_t			iActualSliceCount	= 0;
+  int32_t*      pSlicesAssignList = (int32_t*) & (pSliceArg->uiSliceMbNum[0]);
+  int32_t       iActualSliceCount       = 0;
 
   //check mb_num setting
-  uint32_t uiSliceIdx			= 0;
-  int32_t iCountMb			= 0;
+  uint32_t uiSliceIdx   = 0;
+  int32_t iCountMb      = 0;
 
   if (NULL == pSlicesAssignList)
     return false;
 
   while ((uiSliceIdx < MAX_SLICES_NUM) && (0 < pSlicesAssignList[uiSliceIdx])) {
-    iCountMb			+= pSlicesAssignList[uiSliceIdx];
-    iActualSliceCount	=  uiSliceIdx + 1;
+    iCountMb            += pSlicesAssignList[uiSliceIdx];
+    iActualSliceCount   =  uiSliceIdx + 1;
 
     if (iCountMb >= kiMbNumInFrame) {
       break;
@@ -198,8 +198,8 @@
     //need correction:
     //setting is more than iMbNumInFrame,
     //cut the last uiSliceMbNum; adjust iCountMb
-    pSlicesAssignList[iActualSliceCount - 1]	-=	(iCountMb - kiMbNumInFrame);
-    iCountMb								=	kiMbNumInFrame;
+    pSlicesAssignList[iActualSliceCount - 1] -= (iCountMb - kiMbNumInFrame);
+    iCountMb = kiMbNumInFrame;
   } else if (iActualSliceCount < MAX_SLICES_NUM) {
     //where ( iCountMb < iMbNumInFrame )
     //can do correction:
@@ -220,8 +220,8 @@
 
 // GOM based RC related for uiSliceNum decision, only used at SM_FIXEDSLCNUM_SLICE
 bool GomValidCheckSliceNum (const int32_t kiMbWidth, const int32_t kiMbHeight, uint32_t* pSliceNum) {
-  const int32_t kiCountNumMb	= kiMbWidth * kiMbHeight;
-  uint32_t iSliceNum			= *pSliceNum;
+  const int32_t kiCountNumMb    = kiMbWidth * kiMbHeight;
+  uint32_t iSliceNum            = *pSliceNum;
   int32_t iGomSize;
 
   //The default RC is Bit-rate mode[Yi], but need consider as below:
@@ -257,14 +257,14 @@
 
 // GOM based RC related for uiSliceMbNum decision, only used at SM_FIXEDSLCNUM_SLICE
 bool GomValidCheckSliceMbNum (const int32_t kiMbWidth, const int32_t kiMbHeight, SSliceArgument* pSliceArg) {
-  uint32_t* pSlicesAssignList		= & (pSliceArg->uiSliceMbNum[0]);
-  const uint32_t kuiSliceNum			= pSliceArg->uiSliceNum;
-  const int32_t kiMbNumInFrame	= kiMbWidth * kiMbHeight;
-  const int32_t kiMbNumPerSlice	= kiMbNumInFrame / kuiSliceNum;
-  int32_t iNumMbLeft				= kiMbNumInFrame;
+  uint32_t* pSlicesAssignList   = & (pSliceArg->uiSliceMbNum[0]);
+  const uint32_t kuiSliceNum    = pSliceArg->uiSliceNum;
+  const int32_t kiMbNumInFrame  = kiMbWidth * kiMbHeight;
+  const int32_t kiMbNumPerSlice = kiMbNumInFrame / kuiSliceNum;
+  int32_t iNumMbLeft            = kiMbNumInFrame;
 
-  int32_t iMinimalMbNum			= kiMbWidth;	// in theory we need only 1 SMB, here let it as one SMB row required
-  int32_t iMaximalMbNum			= 0;	// dynamically assign later
+  int32_t iMinimalMbNum         = kiMbWidth;    // in theory we need only 1 SMB, here let it as one SMB row required
+  int32_t iMaximalMbNum         = 0;    // dynamically assign later
   int32_t iGomSize;
 
   uint32_t uiSliceIdx	= 0;	// for test
@@ -385,11 +385,11 @@
       pSliceSeg->pCountMbNumInSlice	= NULL;
     }
     // just for safe
-    pSliceSeg->iSliceNumInFrame	= 0;
-    pSliceSeg->iMbNumInFrame		= 0;
-    pSliceSeg->iMbWidth				= 0;
-    pSliceSeg->iMbHeight			= 0;
-    pSliceSeg->uiSliceMode			= SM_SINGLE_SLICE;	// sigle in default
+    pSliceSeg->iSliceNumInFrame = 0;
+    pSliceSeg->iMbNumInFrame    = 0;
+    pSliceSeg->iMbWidth         = 0;
+    pSliceSeg->iMbHeight        = 0;
+    pSliceSeg->uiSliceMode      = SM_SINGLE_SLICE;      // sigle in default
   }
 
   if (SM_SINGLE_SLICE == uiSliceMode) {
@@ -407,12 +407,12 @@
                                     "pSliceSeg->pCountMbNumInSlice");
 
     WELS_VERIFY_RETURN_IF (1, NULL == pSliceSeg->pCountMbNumInSlice)
-    pSliceSeg->uiSliceMode			= uiSliceMode;
-    pSliceSeg->iMbWidth				= kiMbWidth;
-    pSliceSeg->iMbHeight			= kiMbHeight;
-    pSliceSeg->iMbNumInFrame		= kiCountMbNum;
-    pSliceSeg->pCountMbNumInSlice[0]	= kiCountMbNum;
-    pSliceSeg->pFirstMbInSlice[0]		= 0;
+    pSliceSeg->uiSliceMode              = uiSliceMode;
+    pSliceSeg->iMbWidth                 = kiMbWidth;
+    pSliceSeg->iMbHeight                = kiMbHeight;
+    pSliceSeg->iMbNumInFrame            = kiCountMbNum;
+    pSliceSeg->pCountMbNumInSlice[0]    = kiCountMbNum;
+    pSliceSeg->pFirstMbInSlice[0]       = 0;
 
     return AssignMbMapSingleSlice (pSliceSeg->pOverallMbMap, kiCountMbNum, sizeof (pSliceSeg->pOverallMbMap[0]));
   } else { //if ( SM_MULTIPLE_SLICE == uiSliceMode )
@@ -441,10 +441,10 @@
                                     "pSliceSeg->pFirstMbInSlice");
 
     WELS_VERIFY_RETURN_IF (1, NULL == pSliceSeg->pFirstMbInSlice)
-    pSliceSeg->uiSliceMode			= pMso->uiSliceMode;
-    pSliceSeg->iMbWidth				= kiMbWidth;
-    pSliceSeg->iMbHeight			= kiMbHeight;
-    pSliceSeg->iMbNumInFrame		= kiCountMbNum;
+    pSliceSeg->uiSliceMode      = pMso->uiSliceMode;
+    pSliceSeg->iMbWidth         = kiMbWidth;
+    pSliceSeg->iMbHeight        = kiMbHeight;
+    pSliceSeg->iMbNumInFrame    = kiCountMbNum;
     if (SM_DYN_SLICE == pMso->uiSliceMode) {
       if (0 < pMso->sSliceArgument.uiSliceSizeConstraint) {
         pSliceSeg->uiSliceSizeConstraint = pMso->sSliceArgument.uiSliceSizeConstraint;
@@ -491,11 +491,11 @@
       pSliceSeg->pCountMbNumInSlice = NULL;
     }
 
-    pSliceSeg->iMbNumInFrame		= 0;
-    pSliceSeg->iMbWidth				= 0;
-    pSliceSeg->iMbHeight			= 0;
-    pSliceSeg->uiSliceMode			= SM_SINGLE_SLICE;	// single in default
-    pSliceSeg->iSliceNumInFrame	= 0;
+    pSliceSeg->iMbNumInFrame    = 0;
+    pSliceSeg->iMbWidth         = 0;
+    pSliceSeg->iMbHeight        = 0;
+    pSliceSeg->uiSliceMode      = SM_SINGLE_SLICE;      // single in default
+    pSliceSeg->iSliceNumInFrame = 0;
   }
 }
 
@@ -664,11 +664,11 @@
 }
 int32_t DynamicAdjustSlicePEncCtxAll (SSliceCtx* pSliceCtx,
                                       int32_t* pRunLength) {
-  const int32_t iCountNumMbInFrame		= pSliceCtx->iMbNumInFrame;
-  const int32_t iCountSliceNumInFrame	= pSliceCtx->iSliceNumInFrame;
-  int32_t iSameRunLenFlag				= 1;
-  int32_t iFirstMbIdx					= 0;
-  int32_t iSliceIdx						= 0;
+  const int32_t iCountNumMbInFrame      = pSliceCtx->iMbNumInFrame;
+  const int32_t iCountSliceNumInFrame   = pSliceCtx->iSliceNumInFrame;
+  int32_t iSameRunLenFlag               = 1;
+  int32_t iFirstMbIdx                   = 0;
+  int32_t iSliceIdx                     = 0;
 
   assert (iCountSliceNumInFrame <= MAX_THREADS_NUM);
 
@@ -687,8 +687,8 @@
   do {
     const int32_t kiSliceRun	= pRunLength[iSliceIdx];
 
-    pSliceCtx->pFirstMbInSlice[iSliceIdx]			= iFirstMbIdx;
-    pSliceCtx->pCountMbNumInSlice[iSliceIdx]		= kiSliceRun;
+    pSliceCtx->pFirstMbInSlice[iSliceIdx]    = iFirstMbIdx;
+    pSliceCtx->pCountMbNumInSlice[iSliceIdx] = kiSliceRun;
 
     WelsSetMemMultiplebytes_c(pSliceCtx->pOverallMbMap + iFirstMbIdx, iSliceIdx,
                               kiSliceRun, sizeof(uint16_t));
--- a/codec/encoder/core/src/svc_encode_mb.cpp
+++ b/codec/encoder/core/src/svc_encode_mb.cpp
@@ -53,17 +53,17 @@
 
 void WelsEncRecI16x16Y (sWelsEncCtx* pEncCtx, SMB* pCurMb, SMbCache* pMbCache) {
   ENFORCE_STACK_ALIGN_1D (int16_t, aDctT4Dc, 16, 16)
-  SWelsFuncPtrList* pFuncList	= pEncCtx->pFuncList;
-  SDqLayer* pCurDqLayer	    = pEncCtx->pCurDqLayer;
-  const int32_t kiEncStride	        = pCurDqLayer->iEncStride[0];
-  int16_t* pRes				     	= pMbCache->pCoeffLevel;
-  uint8_t* pPred				        = pMbCache->SPicData.pCsMb[0];
-  const int32_t kiRecStride     	= pCurDqLayer->iCsStride[0];
-  int16_t* pBlock				        = pMbCache->pDct->iLumaBlock[0];
-  uint8_t* pBestPred		    	= pMbCache->pMemPredLuma;
-  const uint8_t* kpNoneZeroCountIdx	= &g_kuiMbCountScan4Idx[0];
-  uint8_t i, uiQp						    = pCurMb->uiLumaQp;
-  uint32_t uiNoneZeroCount, uiNoneZeroCountMbAc				= 0, uiCountI16x16Dc;
+  SWelsFuncPtrList* pFuncList   = pEncCtx->pFuncList;
+  SDqLayer* pCurDqLayer         = pEncCtx->pCurDqLayer;
+  const int32_t kiEncStride     = pCurDqLayer->iEncStride[0];
+  int16_t* pRes                 = pMbCache->pCoeffLevel;
+  uint8_t* pPred                = pMbCache->SPicData.pCsMb[0];
+  const int32_t kiRecStride     = pCurDqLayer->iCsStride[0];
+  int16_t* pBlock               = pMbCache->pDct->iLumaBlock[0];
+  uint8_t* pBestPred            = pMbCache->pMemPredLuma;
+  const uint8_t* kpNoneZeroCountIdx = &g_kuiMbCountScan4Idx[0];
+  uint8_t i, uiQp               = pCurMb->uiLumaQp;
+  uint32_t uiNoneZeroCount, uiNoneZeroCountMbAc = 0, uiCountI16x16Dc;
 
   const int16_t* pMF = g_kiQuantMF[uiQp];
   const int16_t* pFF = g_iQuantIntraFF[uiQp];
@@ -137,10 +137,10 @@
   }
 }
 void WelsEncRecI4x4Y (sWelsEncCtx* pEncCtx, SMB* pCurMb, SMbCache* pMbCache, uint8_t uiI4x4Idx) {
-  SWelsFuncPtrList* pFuncList	= pEncCtx->pFuncList;
-  SDqLayer* pCurDqLayer		= pEncCtx->pCurDqLayer;
-  int32_t iEncStride			= pCurDqLayer->iEncStride[0];
-  uint8_t uiQp					= pCurMb->uiLumaQp;
+  SWelsFuncPtrList* pFuncList   = pEncCtx->pFuncList;
+  SDqLayer* pCurDqLayer         = pEncCtx->pCurDqLayer;
+  int32_t iEncStride            = pCurDqLayer->iEncStride[0];
+  uint8_t uiQp                  = pCurMb->uiLumaQp;
 
   int16_t* pResI4x4 = pMbCache->pCoeffLevel;
   uint8_t* pPredI4x4;
@@ -178,17 +178,17 @@
 }
 
 void WelsEncInterY (SWelsFuncPtrList* pFuncList, SMB* pCurMb, SMbCache* pMbCache) {
-  PQuantizationMaxFunc pfQuantizationFour4x4Max	= pFuncList->pfQuantizationFour4x4Max;
-  PSetMemoryZero pfSetMemZeroSize8				        = pFuncList->pfSetMemZeroSize8;
-  PSetMemoryZero pfSetMemZeroSize64			        = pFuncList->pfSetMemZeroSize64;
-  PScanFunc pfScan4x4			                                    = pFuncList->pfScan4x4;
-  PCalculateSingleCtrFunc pfCalculateSingleCtr4x4		= pFuncList->pfCalculateSingleCtr4x4;
-  PGetNoneZeroCountFunc pfGetNoneZeroCount	    = pFuncList->pfGetNoneZeroCount;
-  PDeQuantizationFunc pfDequantizationFour4x4		= pFuncList->pfDequantizationFour4x4;
-  int16_t* pRes					                                    = pMbCache->pCoeffLevel;
-  int32_t iSingleCtrMb		= 0, iSingleCtr8x8[4];
-  int16_t* pBlock				= pMbCache->pDct->iLumaBlock[0];
-  uint8_t uiQp					= pCurMb->uiLumaQp;
+  PQuantizationMaxFunc pfQuantizationFour4x4Max         = pFuncList->pfQuantizationFour4x4Max;
+  PSetMemoryZero pfSetMemZeroSize8                      = pFuncList->pfSetMemZeroSize8;
+  PSetMemoryZero pfSetMemZeroSize64                     = pFuncList->pfSetMemZeroSize64;
+  PScanFunc pfScan4x4                                   = pFuncList->pfScan4x4;
+  PCalculateSingleCtrFunc pfCalculateSingleCtr4x4       = pFuncList->pfCalculateSingleCtr4x4;
+  PGetNoneZeroCountFunc pfGetNoneZeroCount              = pFuncList->pfGetNoneZeroCount;
+  PDeQuantizationFunc pfDequantizationFour4x4           = pFuncList->pfDequantizationFour4x4;
+  int16_t* pRes = pMbCache->pCoeffLevel;
+  int32_t iSingleCtrMb = 0, iSingleCtr8x8[4];
+  int16_t* pBlock = pMbCache->pDct->iLumaBlock[0];
+  uint8_t uiQp = pCurMb->uiLumaQp;
   const int16_t* pMF = g_kiQuantMF[uiQp];
   const int16_t* pFF = g_kiQuantInterFF[uiQp];
   int16_t aMax[16];
@@ -244,20 +244,20 @@
 }
 
 void    WelsEncRecUV (SWelsFuncPtrList* pFuncList, SMB* pCurMb, SMbCache* pMbCache, int16_t* pRes, int32_t iUV) {
-  PQuantizationHadamardFunc pfQuantizationHadamard2x2		= pFuncList->pfQuantizationHadamard2x2;
-  PQuantizationMaxFunc pfQuantizationFour4x4Max	= pFuncList->pfQuantizationFour4x4Max;
-  PSetMemoryZero pfSetMemZeroSize8				        = pFuncList->pfSetMemZeroSize8;
-  PSetMemoryZero pfSetMemZeroSize64				    = pFuncList->pfSetMemZeroSize64;
-  PScanFunc pfScan4x4Ac		                                	= pFuncList->pfScan4x4Ac;
-  PCalculateSingleCtrFunc pfCalculateSingleCtr4x4		= pFuncList->pfCalculateSingleCtr4x4;
-  PGetNoneZeroCountFunc pfGetNoneZeroCount	    = pFuncList->pfGetNoneZeroCount;
-  PDeQuantizationFunc pfDequantizationFour4x4		= pFuncList->pfDequantizationFour4x4;
-  const int32_t kiInterFlag				                            = !IS_INTRA (pCurMb->uiMbType);
-  const uint8_t	kiQp                                                   = pCurMb->uiChromaQp;
-  uint8_t i, uiNoneZeroCount, uiNoneZeroCountMbAc	= 0, uiNoneZeroCountMbDc = 0;
-  uint8_t uiNoneZeroCountOffset	                            = (iUV - 1) << 1;	//UV==1 or 2
-  uint8_t uiSubMbIdx				                                = 16 + ((iUV - 1) << 2);			//uiSubMbIdx == 16 or 20
-  int16_t* iChromaDc			= pMbCache->pDct->iChromaDc[iUV - 1], *pBlock = pMbCache->pDct->iChromaBlock[ (iUV - 1) << 2];
+  PQuantizationHadamardFunc pfQuantizationHadamard2x2   = pFuncList->pfQuantizationHadamard2x2;
+  PQuantizationMaxFunc pfQuantizationFour4x4Max         = pFuncList->pfQuantizationFour4x4Max;
+  PSetMemoryZero pfSetMemZeroSize8                      = pFuncList->pfSetMemZeroSize8;
+  PSetMemoryZero pfSetMemZeroSize64                     = pFuncList->pfSetMemZeroSize64;
+  PScanFunc pfScan4x4Ac                                 = pFuncList->pfScan4x4Ac;
+  PCalculateSingleCtrFunc pfCalculateSingleCtr4x4       = pFuncList->pfCalculateSingleCtr4x4;
+  PGetNoneZeroCountFunc pfGetNoneZeroCount              = pFuncList->pfGetNoneZeroCount;
+  PDeQuantizationFunc pfDequantizationFour4x4           = pFuncList->pfDequantizationFour4x4;
+  const int32_t kiInterFlag                             = !IS_INTRA (pCurMb->uiMbType);
+  const uint8_t kiQp                                    = pCurMb->uiChromaQp;
+  uint8_t i, uiNoneZeroCount, uiNoneZeroCountMbAc       = 0, uiNoneZeroCountMbDc = 0;
+  uint8_t uiNoneZeroCountOffset                         = (iUV - 1) << 1;   //UV==1 or 2
+  uint8_t uiSubMbIdx                                    = 16 + ((iUV - 1) << 2); //uiSubMbIdx == 16 or 20
+  int16_t* iChromaDc = pMbCache->pDct->iChromaDc[iUV - 1], *pBlock = pMbCache->pDct->iChromaBlock[ (iUV - 1) << 2];
   int16_t aDct2x2[4], j, aMax[4];
   int32_t iSingleCtr8x8		= 0;
   const int16_t* pMF = g_kiQuantMF[kiQp];
@@ -307,17 +307,17 @@
     WelsDequantIHadamard2x2Dc (aDct2x2, g_kuiDequantCoeff[kiQp][0]);
     if (2 != (pCurMb->uiCbp >> 4))
       pCurMb->uiCbp |= (0x01 << 4) ;
-    pRes[0]	= aDct2x2[0];
-    pRes[16]	= aDct2x2[1];
-    pRes[32]	= aDct2x2[2];
-    pRes[48]	= aDct2x2[3];
+    pRes[0]  = aDct2x2[0];
+    pRes[16] = aDct2x2[1];
+    pRes[32] = aDct2x2[2];
+    pRes[48] = aDct2x2[3];
   }
 }
 
 
 void    WelsRecPskip (SDqLayer* pCurLayer, SWelsFuncPtrList* pFuncList, SMB* pCurMb, SMbCache* pMbCache) {
-  int32_t* iRecStride	= pCurLayer->iCsStride;
-  uint8_t** pCsMb		= &pMbCache->SPicData.pCsMb[0];
+  int32_t* iRecStride   = pCurLayer->iCsStride;
+  uint8_t** pCsMb       = &pMbCache->SPicData.pCsMb[0];
 
   pFuncList->pfCopy16x16Aligned (pCsMb[0],  *iRecStride++,  pMbCache->pSkipMb,       16);
   pFuncList->pfCopy8x8Aligned (pCsMb[1],    *iRecStride++,  pMbCache->pSkipMb + 256, 8);
--- a/codec/encoder/core/src/svc_encode_slice.cpp
+++ b/codec/encoder/core/src/svc_encode_slice.cpp
@@ -178,8 +178,8 @@
 * \brief    write reference picture list on reordering syntax in Slice header
 */
 void WriteReferenceReorder (SBitStringAux* pBs, SSliceHeader* sSliceHeader) {
-  SRefPicListReorderSyntax* pRefOrdering	= &sSliceHeader->sRefReordering;
-  uint8_t eSliceType						= sSliceHeader->eSliceType % 5;
+  SRefPicListReorderSyntax* pRefOrdering    = &sSliceHeader->sRefReordering;
+  uint8_t eSliceType                        = sSliceHeader->eSliceType % 5;
   int16_t n = 0;
 
   if (I_SLICE != eSliceType && SI_SLICE != eSliceType) {	// !I && !SI
@@ -417,14 +417,14 @@
 //only BaseLayer inter MB and SpatialLayer (uiQualityId = 0) inter MB calling this pFunc.
 //only for I SSlice
 void WelsIMbChromaEncode (sWelsEncCtx* pEncCtx, SMB* pCurMb, SMbCache* pMbCache) {
-  SWelsFuncPtrList* pFunc	= pEncCtx->pFuncList;
-  SDqLayer* pCurLayer			= pEncCtx->pCurDqLayer;
-  const int32_t kiEncStride	= pCurLayer->iEncStride[1];
-  const int32_t kiCsStride		= pCurLayer->iCsStride[1];
-  int16_t* pCurRS				= pMbCache->pCoeffLevel;
-  uint8_t* pBestPred			= pMbCache->pBestPredIntraChroma;
-  uint8_t* pCsCb				= pMbCache->SPicData.pCsMb[1];
-  uint8_t* pCsCr				= pMbCache->SPicData.pCsMb[2];
+  SWelsFuncPtrList* pFunc       = pEncCtx->pFuncList;
+  SDqLayer* pCurLayer           = pEncCtx->pCurDqLayer;
+  const int32_t kiEncStride     = pCurLayer->iEncStride[1];
+  const int32_t kiCsStride      = pCurLayer->iCsStride[1];
+  int16_t* pCurRS               = pMbCache->pCoeffLevel;
+  uint8_t* pBestPred            = pMbCache->pBestPredIntraChroma;
+  uint8_t* pCsCb                = pMbCache->SPicData.pCsMb[1];
+  uint8_t* pCsCr                = pMbCache->SPicData.pCsMb[2];
 
   //cb
   pFunc->pfDctFourT4 (pCurRS,    pMbCache->SPicData.pEncMb[1], kiEncStride, pBestPred,    8);
@@ -441,12 +441,12 @@
 //only BaseLayer inter MB and SpatialLayer (uiQualityId = 0) inter MB calling this pFunc.
 //for P SSlice (intra part + inter part)
 void WelsPMbChromaEncode (sWelsEncCtx* pEncCtx, SSlice* pSlice, SMB* pCurMb) {
-  SWelsFuncPtrList* pFunc	= pEncCtx->pFuncList;
-  SDqLayer* pCurLayer			= pEncCtx->pCurDqLayer;
-  const int32_t kiEncStride	= pCurLayer->iEncStride[1];
-  SMbCache* pMbCache			= &pSlice->sMbCacheInfo;
-  int16_t* pCurRS				= pMbCache->pCoeffLevel + 256;
-  uint8_t* pBestPred			= pMbCache->pMemPredChroma;
+  SWelsFuncPtrList* pFunc       = pEncCtx->pFuncList;
+  SDqLayer* pCurLayer           = pEncCtx->pCurDqLayer;
+  const int32_t kiEncStride     = pCurLayer->iEncStride[1];
+  SMbCache* pMbCache            = &pSlice->sMbCacheInfo;
+  int16_t* pCurRS               = pMbCache->pCoeffLevel + 256;
+  uint8_t* pBestPred            = pMbCache->pMemPredChroma;
 
   pFunc->pfDctFourT4 (pCurRS,       pMbCache->SPicData.pEncMb[1],   kiEncStride,    pBestPred,      8);
   pFunc->pfDctFourT4 (pCurRS + 64,  pMbCache->SPicData.pEncMb[2],   kiEncStride,    pBestPred + 64, 8);
@@ -457,15 +457,15 @@
 
 void OutputPMbWithoutConstructCsRsNoCopy (sWelsEncCtx* pCtx, SDqLayer* pDq, SSlice* pSlice, SMB* pMb) {
   if ((IS_INTER (pMb->uiMbType) && !IS_SKIP (pMb->uiMbType))
-      || IS_I_BL (pMb->uiMbType)) {	//intra have been reconstructed, NO COPY from CS to pDecPic--
-    SMbCache* pMbCache			= &pSlice->sMbCacheInfo;
-    uint8_t* pDecY				= pMbCache->SPicData.pDecMb[0];
-    uint8_t* pDecU				= pMbCache->SPicData.pDecMb[1];
-    uint8_t* pDecV				= pMbCache->SPicData.pDecMb[2];
-    int16_t* pScaledTcoeff		= pMbCache->pCoeffLevel;
-    const int32_t kiDecStrideLuma	= pDq->pDecPic->iLineSize[0];
-    const int32_t kiDecStrideChroma	= pDq->pDecPic->iLineSize[1];
-    PIDctFunc pfIdctFour4x4				= pCtx->pFuncList->pfIDctFourT4;
+      || IS_I_BL (pMb->uiMbType)) { //intra have been reconstructed, NO COPY from CS to pDecPic--
+    SMbCache* pMbCache                  = &pSlice->sMbCacheInfo;
+    uint8_t* pDecY                      = pMbCache->SPicData.pDecMb[0];
+    uint8_t* pDecU                      = pMbCache->SPicData.pDecMb[1];
+    uint8_t* pDecV                      = pMbCache->SPicData.pDecMb[2];
+    int16_t* pScaledTcoeff              = pMbCache->pCoeffLevel;
+    const int32_t kiDecStrideLuma       = pDq->pDecPic->iLineSize[0];
+    const int32_t kiDecStrideChroma     = pDq->pDecPic->iLineSize[1];
+    PIDctFunc pfIdctFour4x4             = pCtx->pFuncList->pfIDctFourT4;
 
     WelsIDctT4RecOnMb (pDecY, kiDecStrideLuma, pDecY, kiDecStrideLuma, pScaledTcoeff,  pfIdctFour4x4);
     pfIdctFour4x4 (pDecU, kiDecStrideChroma, pDecU, kiDecStrideChroma, pScaledTcoeff + 256);
@@ -482,17 +482,17 @@
 //first. store base or highest Dependency Layer with only one quality (without CS RS reconstruction)
 //second. lower than highest Dependency Layer, and for every Dependency Layer with one quality layer(single layer)
 int32_t WelsISliceMdEnc (sWelsEncCtx* pEncCtx, SSlice* pSlice) { //pMd + encoding
-  SDqLayer* pCurLayer				= pEncCtx->pCurDqLayer;
-  SSliceCtx* pSliceCtx		= pCurLayer->pSliceEncCtx;
-  SMbCache* pMbCache				= &pSlice->sMbCacheInfo;
-  SSliceHeaderExt* pSliceHdExt	= &pSlice->sSliceHeaderExt;
-  SMB* pMbList						= pCurLayer->sMbDataP;
-  SMB* pCurMb						= NULL;
-  const int32_t kiSliceFirstMbXY	= pSliceHdExt->sSliceHeader.iFirstMbInSlice;
-  int32_t iNextMbIdx				= kiSliceFirstMbXY;
-  const int32_t kiTotalNumMb		= pCurLayer->iMbWidth * pCurLayer->iMbHeight;
-  int32_t iCurMbIdx				= 0, iNumMbCoded = 0;
-  const int32_t kiSliceIdx			= pSlice->uiSliceIdx;
+  SDqLayer* pCurLayer           = pEncCtx->pCurDqLayer;
+  SSliceCtx* pSliceCtx          = pCurLayer->pSliceEncCtx;
+  SMbCache* pMbCache            = &pSlice->sMbCacheInfo;
+  SSliceHeaderExt* pSliceHdExt  = &pSlice->sSliceHeaderExt;
+  SMB* pMbList                  = pCurLayer->sMbDataP;
+  SMB* pCurMb                   = NULL;
+  const int32_t kiSliceFirstMbXY = pSliceHdExt->sSliceHeader.iFirstMbInSlice;
+  int32_t iNextMbIdx            = kiSliceFirstMbXY;
+  const int32_t kiTotalNumMb    = pCurLayer->iMbWidth * pCurLayer->iMbHeight;
+  int32_t iCurMbIdx             = 0, iNumMbCoded = 0;
+  const int32_t kiSliceIdx      = pSlice->uiSliceIdx;
   const uint8_t kuiChromaQpIndexOffset = pCurLayer->sLayerInfo.pPpsP->uiChromaQpIndexOffset;
 
   SWelsMD sMd;
@@ -544,19 +544,19 @@
 
 // Only for intra dynamic slicing
 int32_t WelsISliceMdEncDynamic (sWelsEncCtx* pEncCtx, SSlice* pSlice) { //pMd + encoding
-  SBitStringAux* pBs				= pSlice->pSliceBsa;
-  SDqLayer* pCurLayer				= pEncCtx->pCurDqLayer;
-  SSliceCtx* pSliceCtx		= pCurLayer->pSliceEncCtx;
-  SMbCache* pMbCache				= &pSlice->sMbCacheInfo;
-  SSliceHeaderExt* pSliceHdExt	= &pSlice->sSliceHeaderExt;
-  SMB* pMbList						= pCurLayer->sMbDataP;
-  SMB* pCurMb						= NULL;
-  const int32_t kiSliceFirstMbXY	= pSliceHdExt->sSliceHeader.iFirstMbInSlice;
-  int32_t iNextMbIdx				= kiSliceFirstMbXY;
-  const int32_t kiTotalNumMb		= pCurLayer->iMbWidth * pCurLayer->iMbHeight;
-  int32_t iCurMbIdx				= 0, iNumMbCoded = 0;
-  const int32_t kiSliceIdx				= pSlice->uiSliceIdx;
-  const int32_t kiPartitionId			= (kiSliceIdx % pEncCtx->iActiveThreadsNum);
+  SBitStringAux* pBs            = pSlice->pSliceBsa;
+  SDqLayer* pCurLayer           = pEncCtx->pCurDqLayer;
+  SSliceCtx* pSliceCtx          = pCurLayer->pSliceEncCtx;
+  SMbCache* pMbCache            = &pSlice->sMbCacheInfo;
+  SSliceHeaderExt* pSliceHdExt  = &pSlice->sSliceHeaderExt;
+  SMB* pMbList                  = pCurLayer->sMbDataP;
+  SMB* pCurMb                   = NULL;
+  const int32_t kiSliceFirstMbXY = pSliceHdExt->sSliceHeader.iFirstMbInSlice;
+  int32_t iNextMbIdx            = kiSliceFirstMbXY;
+  const int32_t kiTotalNumMb    = pCurLayer->iMbWidth * pCurLayer->iMbHeight;
+  int32_t iCurMbIdx             = 0, iNumMbCoded = 0;
+  const int32_t kiSliceIdx      = pSlice->uiSliceIdx;
+  const int32_t kiPartitionId   = (kiSliceIdx % pEncCtx->iActiveThreadsNum);
   const uint8_t kuiChromaQpIndexOffset = pCurLayer->sLayerInfo.pPpsP->uiChromaQpIndexOffset;
   int32_t iEncReturn = ENC_RETURN_SUCCESS;
 
@@ -631,13 +631,13 @@
 // first. store base or highest Dependency Layer with only one quality (without CS RS reconstruction)
 // second. lower than highest Dependency Layer, and for every Dependency Layer with one quality layer(single layer)
 int32_t WelsPSliceMdEnc (sWelsEncCtx* pEncCtx, SSlice* pSlice,  const bool kbIsHighestDlayerFlag) { //pMd + encoding
-  const SSliceHeaderExt*	kpShExt				= &pSlice->sSliceHeaderExt;
-  const SSliceHeader*		kpSh					= &kpShExt->sSliceHeader;
-  const int32_t			kiSliceFirstMbXY	= kpSh->iFirstMbInSlice;
+  const SSliceHeaderExt*    kpShExt             = &pSlice->sSliceHeaderExt;
+  const SSliceHeader*       kpSh                = &kpShExt->sSliceHeader;
+  const int32_t             kiSliceFirstMbXY    = kpSh->iFirstMbInSlice;
   SWelsMD sMd;
 
-  sMd.uiRef			= kpSh->uiRefIndex;
-  sMd.bMdUsingSad		= kbIsHighestDlayerFlag;
+  sMd.uiRef         = kpSh->uiRefIndex;
+  sMd.bMdUsingSad   = kbIsHighestDlayerFlag;
   if (!pEncCtx->pCurDqLayer->bBaseLayerAvailableFlag || !kbIsHighestDlayerFlag)
     memset (&sMd.sMe, 0, sizeof (sMd.sMe));
 
@@ -646,13 +646,13 @@
 }
 
 int32_t WelsPSliceMdEncDynamic (sWelsEncCtx* pEncCtx, SSlice* pSlice, const bool kbIsHighestDlayerFlag) {
-  const SSliceHeaderExt*	kpShExt				= &pSlice->sSliceHeaderExt;
-  const SSliceHeader*		kpSh					= &kpShExt->sSliceHeader;
-  const int32_t			kiSliceFirstMbXY	= kpSh->iFirstMbInSlice;
+  const SSliceHeaderExt*    kpShExt             = &pSlice->sSliceHeaderExt;
+  const SSliceHeader*       kpSh                = &kpShExt->sSliceHeader;
+  const int32_t             kiSliceFirstMbXY    = kpSh->iFirstMbInSlice;
   SWelsMD sMd;
 
-  sMd.uiRef			= kpSh->uiRefIndex;
-  sMd.bMdUsingSad		= kbIsHighestDlayerFlag;
+  sMd.uiRef         = kpSh->uiRefIndex;
+  sMd.bMdUsingSad   = kbIsHighestDlayerFlag;
   if (!pEncCtx->pCurDqLayer->bBaseLayerAvailableFlag || !kbIsHighestDlayerFlag)
     memset (&sMd.sMe, 0, sizeof (sMd.sMe));
 
@@ -711,11 +711,11 @@
 
 
 int32_t WelsCodeOneSlice (sWelsEncCtx* pEncCtx, const int32_t kiSliceIdx, const int32_t kiNalType) {
-  SDqLayer* pCurLayer					= pEncCtx->pCurDqLayer;
-  SNalUnitHeaderExt* pNalHeadExt	= &pCurLayer->sLayerInfo.sNalHeaderExt;
-  SSlice* pCurSlice					= &pCurLayer->sLayerInfo.pSliceInLayer[kiSliceIdx];
-  SBitStringAux* pBs					= pCurSlice->pSliceBsa;
-  const int32_t kiDynamicSliceFlag	= (pEncCtx->pSvcParam->sSpatialLayers[pEncCtx->uiDependencyId].sSliceCfg.uiSliceMode
+  SDqLayer* pCurLayer                   = pEncCtx->pCurDqLayer;
+  SNalUnitHeaderExt* pNalHeadExt        = &pCurLayer->sLayerInfo.sNalHeaderExt;
+  SSlice* pCurSlice                     = &pCurLayer->sLayerInfo.pSliceInLayer[kiSliceIdx];
+  SBitStringAux* pBs                    = pCurSlice->pSliceBsa;
+  const int32_t kiDynamicSliceFlag      = (pEncCtx->pSvcParam->sSpatialLayers[pEncCtx->uiDependencyId].sSliceCfg.uiSliceMode
                                        ==
                                        SM_DYN_SLICE);
 
@@ -763,19 +763,19 @@
                                         SMB* pMbList,
                                         const int32_t kiFirstMbIdxOfNextSlice,
                                         const int32_t kiLastMbIdxInPartition) {
-  const int32_t kiMbWidth					= pSliceCtx->iMbWidth;
-  int32_t iIdx								= kiFirstMbIdxOfNextSlice;
-  int32_t	iNextSliceFirstMbIdxRowStart = ((kiFirstMbIdxOfNextSlice % kiMbWidth) ? 1 : 0);
-  int32_t iCountMbUpdate					= kiMbWidth +
+  const int32_t kiMbWidth       = pSliceCtx->iMbWidth;
+  int32_t iIdx                  = kiFirstMbIdxOfNextSlice;
+  int32_t iNextSliceFirstMbIdxRowStart = ((kiFirstMbIdxOfNextSlice % kiMbWidth) ? 1 : 0);
+  int32_t iCountMbUpdate        = kiMbWidth +
                                     iNextSliceFirstMbIdxRowStart; //need to update MB(iMbXY+1) to MB(iMbXY+1+row) in common case
-  const int32_t kiEndMbNeedUpdate		= kiFirstMbIdxOfNextSlice + iCountMbUpdate;
-  SMB* pMb									= &pMbList[iIdx];
+  const int32_t kiEndMbNeedUpdate       = kiFirstMbIdxOfNextSlice + iCountMbUpdate;
+  SMB* pMb = &pMbList[iIdx];
 
   do {
-    uint32_t uiNeighborAvailFlag	= 0;
-    const int32_t kiMbXY				= pMb->iMbXY;
-    const int32_t kiMbX				= pMb->iMbX;
-    const int32_t kiMbY				= pMb->iMbY;
+    uint32_t uiNeighborAvailFlag = 0;
+    const int32_t kiMbXY = pMb->iMbXY;
+    const int32_t kiMbX  = pMb->iMbX;
+    const int32_t kiMbY  = pMb->iMbY;
     bool     bLeft;
     bool     bTop;
     bool     bLeftTop;
@@ -817,12 +817,12 @@
 
 void AddSliceBoundary (sWelsEncCtx* pEncCtx, SSlice* pCurSlice, SSliceCtx* pSliceCtx, SMB* pCurMb,
                        int32_t iFirstMbIdxOfNextSlice, const int32_t kiLastMbIdxInPartition) {
-  SDqLayer*	pCurLayer = pEncCtx->pCurDqLayer;
-  int32_t		iCurMbIdx		= pCurMb->iMbXY;
-  uint16_t		iCurSliceIdc	= pSliceCtx->pOverallMbMap[ iCurMbIdx ];
-  const int32_t kiSliceIdxStep = pEncCtx->iActiveThreadsNum;
-  uint16_t		iNextSliceIdc	= iCurSliceIdc + kiSliceIdxStep;
-  SSlice*		pNextSlice		= NULL;
+  SDqLayer*     pCurLayer       = pEncCtx->pCurDqLayer;
+  int32_t       iCurMbIdx       = pCurMb->iMbXY;
+  uint16_t      iCurSliceIdc    = pSliceCtx->pOverallMbMap[ iCurMbIdx ];
+  const int32_t kiSliceIdxStep  = pEncCtx->iActiveThreadsNum;
+  uint16_t      iNextSliceIdc   = iCurSliceIdc + kiSliceIdxStep;
+  SSlice*       pNextSlice      = NULL;
 
   SMB* pMbList					= pCurLayer->sMbDataP;
 
@@ -855,9 +855,9 @@
                                        SDynamicSlicingStack* pDss) {
   sWelsEncCtx* pEncCtx = (sWelsEncCtx*)pCtx;
   SSlice* pCurSlice = (SSlice*)pSlice;
-  int32_t		   iCurMbIdx  = pCurMb->iMbXY;
-  uint32_t        uiLen = 0;
-  int32_t		   iPosBitOffset = 0;
+  int32_t iCurMbIdx = pCurMb->iMbXY;
+  uint32_t uiLen = 0;
+  int32_t iPosBitOffset = 0;
   const int32_t  kiActiveThreadsNum = pEncCtx->iActiveThreadsNum;
   const int32_t  kiPartitaionId = pCurSlice->uiSliceIdx % kiActiveThreadsNum;
   const int32_t  kiLastMbIdxInPartition	= pEncCtx->pCurDqLayer->pLastMbIdxOfPartition[kiPartitaionId];
@@ -933,26 +933,26 @@
                                   SWelsMD* pMd) {
   pMd->iLambda = g_kiQpCostTable[pCurMb->uiLumaQp];
   pMd->pMvdCost = &pMvdCostTable[pCurMb->uiLumaQp * kiMvdInterTableStride];
-  pMd->	iMbPixX = (pCurMb->iMbX << 4);
-  pMd->	iMbPixY = (pCurMb->iMbY << 4);
+  pMd-> iMbPixX = (pCurMb->iMbX << 4);
+  pMd-> iMbPixY = (pCurMb->iMbY << 4);
   memset (&pMd->iBlock8x8StaticIdc[0], 0, sizeof (pMd->iBlock8x8StaticIdc));
 }
 // for inter non-dynamic pSlice
 int32_t WelsMdInterMbLoop (sWelsEncCtx* pEncCtx, SSlice* pSlice, void* pWelsMd, const int32_t kiSliceFirstMbXY) {
-  SWelsMD* pMd					= (SWelsMD*)pWelsMd;
-  SBitStringAux* pBs			= pSlice->pSliceBsa;
-  SDqLayer* pCurLayer			= pEncCtx->pCurDqLayer;
-  SSliceCtx* pSliceCtx	= pCurLayer->pSliceEncCtx;
-  SMbCache* pMbCache			= &pSlice->sMbCacheInfo;
-  SMB* pMbList					= pCurLayer->sMbDataP;
-  SMB* pCurMb					= NULL;
-  int32_t iNumMbCoded		= 0;
-  int32_t	iNextMbIdx			= kiSliceFirstMbXY;
-  int32_t	iCurMbIdx			= -1;
-  const int32_t kiTotalNumMb	= pCurLayer->iMbWidth * pCurLayer->iMbHeight;
-  const int32_t kiMvdInterTableStride =  pEncCtx->iMvdCostTableStride;
-  uint16_t* pMvdCostTable		= &pEncCtx->pMvdCostTable[pEncCtx->iMvdCostTableSize];
-  const int32_t kiSliceIdx				= pSlice->uiSliceIdx;
+  SWelsMD* pMd          = (SWelsMD*)pWelsMd;
+  SBitStringAux* pBs    = pSlice->pSliceBsa;
+  SDqLayer* pCurLayer   = pEncCtx->pCurDqLayer;
+  SSliceCtx* pSliceCtx  = pCurLayer->pSliceEncCtx;
+  SMbCache* pMbCache    = &pSlice->sMbCacheInfo;
+  SMB* pMbList          = pCurLayer->sMbDataP;
+  SMB* pCurMb           = NULL;
+  int32_t iNumMbCoded   = 0;
+  int32_t iNextMbIdx    = kiSliceFirstMbXY;
+  int32_t iCurMbIdx     = -1;
+  const int32_t kiTotalNumMb = pCurLayer->iMbWidth * pCurLayer->iMbHeight;
+  const int32_t kiMvdInterTableStride = pEncCtx->iMvdCostTableStride;
+  uint16_t* pMvdCostTable = &pEncCtx->pMvdCostTable[pEncCtx->iMvdCostTableSize];
+  const int32_t kiSliceIdx = pSlice->uiSliceIdx;
   const uint8_t kuiChromaQpIndexOffset = pCurLayer->sLayerInfo.pPpsP->uiChromaQpIndexOffset;
   int32_t iEncReturn = ENC_RETURN_SUCCESS;
   SDynamicSlicingStack sDss;
@@ -1030,21 +1030,21 @@
 // Only for inter dynamic slicing
 int32_t WelsMdInterMbLoopOverDynamicSlice (sWelsEncCtx* pEncCtx, SSlice* pSlice, void* pWelsMd,
     const int32_t kiSliceFirstMbXY) {
-  SWelsMD* pMd					= (SWelsMD*)pWelsMd;
-  SBitStringAux* pBs			= pSlice->pSliceBsa;
-  SDqLayer* pCurLayer			= pEncCtx->pCurDqLayer;
-  SSliceCtx* pSliceCtx	= pCurLayer->pSliceEncCtx;
-  SMbCache* pMbCache			= &pSlice->sMbCacheInfo;
-  SMB* pMbList					= pCurLayer->sMbDataP;
-  SMB* pCurMb					= NULL;
-  int32_t iNumMbCoded		= 0;
-  const int32_t kiTotalNumMb	= pCurLayer->iMbWidth * pCurLayer->iMbHeight;
-  int32_t	iNextMbIdx			= kiSliceFirstMbXY;
-  int32_t	iCurMbIdx			= -1;
-  const int32_t kiMvdInterTableStride =  pEncCtx->iMvdCostTableStride;
-  uint16_t* pMvdCostTable		= &pEncCtx->pMvdCostTable[pEncCtx->iMvdCostTableSize];
-  const int32_t kiSliceIdx				= pSlice->uiSliceIdx;
-  const int32_t kiPartitionId			= (kiSliceIdx % pEncCtx->iActiveThreadsNum);
+  SWelsMD* pMd          = (SWelsMD*)pWelsMd;
+  SBitStringAux* pBs    = pSlice->pSliceBsa;
+  SDqLayer* pCurLayer   = pEncCtx->pCurDqLayer;
+  SSliceCtx* pSliceCtx  = pCurLayer->pSliceEncCtx;
+  SMbCache* pMbCache    = &pSlice->sMbCacheInfo;
+  SMB* pMbList          = pCurLayer->sMbDataP;
+  SMB* pCurMb           = NULL;
+  int32_t iNumMbCoded   = 0;
+  const int32_t kiTotalNumMb = pCurLayer->iMbWidth * pCurLayer->iMbHeight;
+  int32_t iNextMbIdx = kiSliceFirstMbXY;
+  int32_t iCurMbIdx = -1;
+  const int32_t kiMvdInterTableStride = pEncCtx->iMvdCostTableStride;
+  uint16_t* pMvdCostTable = &pEncCtx->pMvdCostTable[pEncCtx->iMvdCostTableSize];
+  const int32_t kiSliceIdx = pSlice->uiSliceIdx;
+  const int32_t kiPartitionId = (kiSliceIdx % pEncCtx->iActiveThreadsNum);
   const uint8_t kuiChromaQpIndexOffset = pCurLayer->sLayerInfo.pPpsP->uiChromaQpIndexOffset;
   int32_t iEncReturn = ENC_RETURN_SUCCESS;
 
--- a/codec/encoder/core/src/svc_mode_decision.cpp
+++ b/codec/encoder/core/src/svc_mode_decision.cpp
@@ -58,11 +58,10 @@
   const uint32_t kuiNeighborAvail = pCurMb->uiNeighborAvail;
   const int32_t kiMbWidth = pCurDqLayer->iMbWidth;
   const  SMB* kpTopMb = pCurMb - kiMbWidth;
-  const bool kbMbLeftAvailPskip	= ((kuiNeighborAvail & LEFT_MB_POS) ? IS_SKIP ((pCurMb - 1)->uiMbType) : false);
-  const bool kbMbTopAvailPskip			= ((kuiNeighborAvail & TOP_MB_POS) ? IS_SKIP (kpTopMb->uiMbType) : false);
-  const bool kbMbTopLeftAvailPskip		= ((kuiNeighborAvail & TOPLEFT_MB_POS) ? IS_SKIP ((kpTopMb - 1)->uiMbType) : false);
-  const bool kbMbTopRightAvailPskip	= ((kuiNeighborAvail & TOPRIGHT_MB_POS) ? IS_SKIP ((
-                                         kpTopMb + 1)->uiMbType) : false);
+  const bool kbMbLeftAvailPskip = ((kuiNeighborAvail & LEFT_MB_POS) ? IS_SKIP ((pCurMb - 1)->uiMbType) : false);
+  const bool kbMbTopAvailPskip  = ((kuiNeighborAvail & TOP_MB_POS) ? IS_SKIP (kpTopMb->uiMbType) : false);
+  const bool kbMbTopLeftAvailPskip  = ((kuiNeighborAvail & TOPLEFT_MB_POS) ? IS_SKIP ((kpTopMb - 1)->uiMbType) : false);
+  const bool kbMbTopRightAvailPskip = ((kuiNeighborAvail & TOPRIGHT_MB_POS) ? IS_SKIP ((kpTopMb + 1)->uiMbType) : false);
 
   bool bTrySkip  = kbMbLeftAvailPskip | kbMbTopAvailPskip | kbMbTopLeftAvailPskip | kbMbTopRightAvailPskip;
   bool bKeepSkip = kbMbLeftAvailPskip & kbMbTopAvailPskip & kbMbTopRightAvailPskip;
@@ -107,10 +106,10 @@
 
 
 void WelsMdInterMbEnhancelayer (sWelsEncCtx* pEncCtx, SWelsMD* pMd, SSlice* pSlice, SMB* pCurMb, SMbCache* pMbCache) {
-  SDqLayer* pCurLayer				= pEncCtx->pCurDqLayer;
-  SWelsMD* pWelsMd					= (SWelsMD*)pMd;
-  const SMB* kpInterLayerRefMb		= GetRefMb (pCurLayer, pCurMb);
-  const Mb_Type kuiInterLayerRefMbType	= kpInterLayerRefMb->uiMbType;
+  SDqLayer* pCurLayer                   = pEncCtx->pCurDqLayer;
+  SWelsMD* pWelsMd                      = (SWelsMD*)pMd;
+  const SMB* kpInterLayerRefMb          = GetRefMb (pCurLayer, pCurMb);
+  const Mb_Type kuiInterLayerRefMbType  = kpInterLayerRefMb->uiMbType;
 
   SetMvBaseEnhancelayer (pWelsMd, pCurMb,
                          kpInterLayerRefMb); // initial sMvBase here only when pRef mb type is inter, if not sMvBase will be not used!
@@ -180,12 +179,12 @@
 
   uint8_t* pCbEnc = pMbCache->SPicData.pEncMb[1];
   uint8_t* pCrEnc = pMbCache->SPicData.pEncMb[2];
-  uint8_t* pCbRef	 = pMbCache->SPicData.pRefMb[1];
+  uint8_t* pCbRef = pMbCache->SPicData.pRefMb[1];
   uint8_t* pCrRef = pMbCache->SPicData.pRefMb[2];
 
   const int32_t iCbEncStride         = pCurDqLayer->iEncStride[1];
-  const int32_t iCrEncStride          = pCurDqLayer->iEncStride[2];
-  const int32_t iChromaRefStride	= pCurDqLayer->pRefPic->iLineSize[1];
+  const int32_t iCrEncStride         = pCurDqLayer->iEncStride[2];
+  const int32_t iChromaRefStride     = pCurDqLayer->pRefPic->iLineSize[1];
 
   const int32_t iCbSad = GetChromaCost (pSad, pCbEnc, iCbEncStride, pCbRef, iChromaRefStride);
   const int32_t iCrSad = GetChromaCost (pSad, pCrEnc, iCrEncStride, pCrRef, iChromaRefStride);
@@ -220,7 +219,7 @@
 
   const int32_t kiRefMbQp = pCurDqLayer->pRefPic->pRefMbQp[pCurMb->iMbXY];
   const int32_t kiCurMbQp = pCurMb->uiLumaQp;// unsigned -> signed
-  int8_t*	pVaaBgMbFlag = pEncCtx->pVaa->pVaaBackgroundMbFlag + pCurMb->iMbXY;
+  int8_t* pVaaBgMbFlag    = pEncCtx->pVaa->pVaaBackgroundMbFlag + pCurMb->iMbXY;
 
   const int32_t kiMbWidth = pCurDqLayer->iMbWidth;
 
@@ -332,8 +331,8 @@
     SWelsFuncPtrList* pFunc = pEncCtx->pFuncList;
     SPicture* pRefOri = pCurDqLayer->pRefOri[0];
     if (pRefOri != NULL) {
-      iStrideUV	= pCurDqLayer->iEncStride[1];
-      iOffsetUV	= (kiMbX + kiMbY * iStrideUV) << 3;
+      iStrideUV = pCurDqLayer->iEncStride[1];
+      iOffsetUV = (kiMbX + kiMbY * iStrideUV) << 3;
 
       int32_t iSadCostCb = CalUVSadCost (pFunc, pMbCache->SPicData.pEncMb[1], iStrideUV, pRefOri->pData[1] + iOffsetUV,
                                          pRefOri->iLineSize[1]);
@@ -372,8 +371,8 @@
       if (CheckBorder (kiMbX, kiMbY, iScrollMvX, iScrollMvY, kiMbWidth, kiMbHeight)) {
         bTryScrollSkip =  false;
       } else {
-        iStrideUV	= pCurDqLayer->iEncStride[1];
-        iOffsetUV	= (kiMbX << 3) + (iScrollMvX >> 1) + ((kiMbY << 3) + (iScrollMvY >> 1)) * iStrideUV;
+        iStrideUV = pCurDqLayer->iEncStride[1];
+        iOffsetUV = (kiMbX << 3) + (iScrollMvX >> 1) + ((kiMbY << 3) + (iScrollMvY >> 1)) * iStrideUV;
 
         int32_t iSadCostCb = CalUVSadCost (pFunc, pMbCache->SPicData.pEncMb[1], iStrideUV, pRefOri->pData[1] + iOffsetUV,
                                            pRefOri->iLineSize[1]);
@@ -391,27 +390,27 @@
 void SvcMdSCDMbEnc (sWelsEncCtx* pEncCtx, SWelsMD* pWelsMd, SMB* pCurMb, SMbCache* pMbCache, SSlice* pSlice,
                     bool bQpSimilarFlag,
                     bool bMbSkipFlag, SMVUnitXY sCurMbMv[], ESkipModes eSkipMode) {
-  SDqLayer* pCurDqLayer		= pEncCtx->pCurDqLayer;
-  SWelsFuncPtrList* pFunc	= pEncCtx->pFuncList;
-  SMVUnitXY sMvp					= { 0};
+  SDqLayer* pCurDqLayer         = pEncCtx->pCurDqLayer;
+  SWelsFuncPtrList* pFunc       = pEncCtx->pFuncList;
+  SMVUnitXY sMvp = { 0};
   ST16 (&sMvp.iMvX, sCurMbMv[eSkipMode].iMvX);
   ST16 (&sMvp.iMvY, sCurMbMv[eSkipMode].iMvY);
-  uint8_t* pRefLuma			= pMbCache->SPicData.pRefMb[0];
-  uint8_t* pRefCb				= pMbCache->SPicData.pRefMb[1];
-  uint8_t* pRefCr				= pMbCache->SPicData.pRefMb[2];
-  int32_t iLineSizeY		= pCurDqLayer->pRefPic->iLineSize[0];
-  int32_t iLineSizeUV		= pCurDqLayer->pRefPic->iLineSize[1];
-  uint8_t* pDstLuma			= pMbCache->pSkipMb;
-  uint8_t* pDstCb				= pMbCache->pSkipMb + 256;
-  uint8_t* pDstCr				= pMbCache->pSkipMb + 256 + 64;
+  uint8_t* pRefLuma             = pMbCache->SPicData.pRefMb[0];
+  uint8_t* pRefCb               = pMbCache->SPicData.pRefMb[1];
+  uint8_t* pRefCr               = pMbCache->SPicData.pRefMb[2];
+  int32_t iLineSizeY            = pCurDqLayer->pRefPic->iLineSize[0];
+  int32_t iLineSizeUV           = pCurDqLayer->pRefPic->iLineSize[1];
+  uint8_t* pDstLuma             = pMbCache->pSkipMb;
+  uint8_t* pDstCb               = pMbCache->pSkipMb + 256;
+  uint8_t* pDstCr               = pMbCache->pSkipMb + 256 + 64;
 
-  const int32_t iOffsetY	= (sCurMbMv[eSkipMode].iMvX >> 2) + (sCurMbMv[eSkipMode].iMvY >> 2) * iLineSizeY;
+  const int32_t iOffsetY  = (sCurMbMv[eSkipMode].iMvX >> 2) + (sCurMbMv[eSkipMode].iMvY >> 2) * iLineSizeY;
   const int32_t iOffsetUV = (sCurMbMv[eSkipMode].iMvX >> 3) + (sCurMbMv[eSkipMode].iMvY >> 3) * iLineSizeUV;
 
   if (!bQpSimilarFlag || !bMbSkipFlag) {
     pDstLuma = pMbCache->pMemPredLuma;
-    pDstCb	= pMbCache->pMemPredChroma;
-    pDstCr	= pMbCache->pMemPredChroma + 64;
+    pDstCb   = pMbCache->pMemPredChroma;
+    pDstCr   = pMbCache->pMemPredChroma + 64;
   }
   //MC
   pFunc->sMcFuncs.pMcLumaFunc (pRefLuma + iOffsetY, iLineSizeY, pDstLuma, 16, 0, 0, 16, 16);
@@ -466,8 +465,8 @@
 
 bool MdInterSCDPskipProcess (sWelsEncCtx* pEncCtx, SWelsMD* pWelsMd, SSlice* pSlice, SMB* pCurMb, SMbCache* pMbCache,
                              ESkipModes eSkipMode) {
-  SVAAFrameInfoExt_t* pVaaExt		= static_cast<SVAAFrameInfoExt_t*> (pEncCtx->pVaa);
-  SDqLayer* pCurDqLayer			= pEncCtx->pCurDqLayer;
+  SVAAFrameInfoExt_t* pVaaExt   = static_cast<SVAAFrameInfoExt_t*> (pEncCtx->pVaa);
+  SDqLayer* pCurDqLayer         = pEncCtx->pCurDqLayer;
 
   const int32_t kiRefMbQp = pCurDqLayer->pRefPic->pRefMbQp[pCurMb->iMbXY];
   const int32_t kiCurMbQp = pCurMb->uiLumaQp;// unsigned -> signed
--- a/codec/encoder/core/src/svc_set_mb_syn_cavlc.cpp
+++ b/codec/encoder/core/src/svc_set_mb_syn_cavlc.cpp
@@ -57,8 +57,8 @@
 
 //============================Enhance Layer CAVLC Writing===========================
 void WelsSpatialWriteMbPred (sWelsEncCtx* pEncCtx, SSlice* pSlice, SMB* pCurMb) {
-  SMbCache* pMbCache	= &pSlice->sMbCacheInfo;
-  SBitStringAux* pBs	= pSlice->pSliceBsa;
+  SMbCache* pMbCache = &pSlice->sMbCacheInfo;
+  SBitStringAux* pBs = pSlice->pSliceBsa;
   SSliceHeaderExt* pSliceHeadExt = &pSlice->sSliceHeaderExt;
   int32_t iNumRefIdxl0ActiveMinus1 = pSliceHeadExt->sSliceHeader.uiNumRefIdxL0Active - 1;
 
@@ -169,8 +169,8 @@
 }
 
 void WelsSpatialWriteSubMbPred (sWelsEncCtx* pEncCtx, SSlice* pSlice, SMB* pCurMb) {
-  SMbCache* pMbCache	= &pSlice->sMbCacheInfo;
-  SBitStringAux* pBs	= pSlice->pSliceBsa;
+  SMbCache* pMbCache = &pSlice->sMbCacheInfo;
+  SBitStringAux* pBs = pSlice->pSliceBsa;
   SSliceHeaderExt* pSliceHeadExt = &pSlice->sSliceHeaderExt;
 
   int32_t iNumRefIdxl0ActiveMinus1 = pSliceHeadExt->sSliceHeader.uiNumRefIdxL0Active - 1;
@@ -271,10 +271,10 @@
 
 int32_t WelsWriteMbResidual (SWelsFuncPtrList* pFuncList, SMbCache* sMbCacheInfo, SMB* pCurMb, SBitStringAux* pBs) {
   int32_t i;
-  Mb_Type uiMbType					= pCurMb->uiMbType;
-  const int32_t kiCbpChroma		= pCurMb->uiCbp >> 4;
-  const int32_t kiCbpLuma			= pCurMb->uiCbp & 0x0F;
-  int8_t* pNonZeroCoeffCount	= sMbCacheInfo->iNonZeroCoeffCount;
+  Mb_Type uiMbType              = pCurMb->uiMbType;
+  const int32_t kiCbpChroma     = pCurMb->uiCbp >> 4;
+  const int32_t kiCbpLuma       = pCurMb->uiCbp & 0x0F;
+  int8_t* pNonZeroCoeffCount    = sMbCacheInfo->iNonZeroCoeffCount;
   int16_t* pBlock;
   int8_t iA, iB, iC;
 
--- a/codec/encoder/core/src/wels_preprocess.cpp
+++ b/codec/encoder/core/src/wels_preprocess.cpp
@@ -122,9 +122,9 @@
 }
 
 int32_t CWelsPreProcess::AllocSpatialPictures (sWelsEncCtx* pCtx, SWelsSvcCodingParam* pParam) {
-  CMemoryAlign* pMa						= pCtx->pMemAlign;
-  const int32_t kiDlayerCount					= pParam->iSpatialLayerNum;
-  int32_t iDlayerIndex							= 0;
+  CMemoryAlign* pMa             = pCtx->pMemAlign;
+  const int32_t kiDlayerCount   = pParam->iSpatialLayerNum;
+  int32_t iDlayerIndex          = 0;
 
   // spatial pictures
   iDlayerIndex = 0;
@@ -294,21 +294,21 @@
   int8_t  iDependencyId             = pSvcParam->iSpatialLayerNum - 1;
   int32_t iPicturePos               = m_uiSpatialLayersInTemporal[iDependencyId] - 1;
 
-  SPicture* pSrcPic					= NULL;	// large
-  SPicture* pDstPic					= NULL;	// small
-  SSpatialLayerConfig* pDlayerParam					= NULL;
-  SSpatialLayerInternal* pDlayerParamInternal					= NULL;
-  int32_t iSpatialNum					= 0;
-  int32_t iSrcWidth					= 0;
-  int32_t iSrcHeight					= 0;
-  int32_t iTargetWidth					= 0;
-  int32_t iTargetHeight					= 0;
+  SPicture* pSrcPic                 = NULL; // large
+  SPicture* pDstPic                 = NULL; // small
+  SSpatialLayerConfig* pDlayerParam = NULL;
+  SSpatialLayerInternal* pDlayerParamInternal = NULL;
+  int32_t iSpatialNum               = 0;
+  int32_t iSrcWidth                 = 0;
+  int32_t iSrcHeight                = 0;
+  int32_t iTargetWidth              = 0;
+  int32_t iTargetHeight             = 0;
   int32_t iTemporalId = 0;
-  int32_t iActualSpatialLayerNum      = 0;
+  int32_t iActualSpatialLayerNum    = 0;
 
   pDlayerParamInternal = &pSvcParam->sDependencyLayers[iDependencyId];
   pDlayerParam = &pSvcParam->sSpatialLayers[iDependencyId];
-  iTargetWidth	  = pDlayerParam->iVideoWidth;
+  iTargetWidth   = pDlayerParam->iVideoWidth;
   iTargetHeight  = pDlayerParam->iVideoHeight;
   iTemporalId    = pDlayerParamInternal->uiCodingIdx2TemporalId[pCtx->iCodingIndex & (pSvcParam->uiGopSize - 1)];
   iSrcWidth   = pSvcParam->SUsedPicRect.iWidth;
@@ -374,10 +374,10 @@
     while (iDependencyId >= 0) {
       pDlayerParamInternal = &pSvcParam->sDependencyLayers[iDependencyId];
       pDlayerParam = &pSvcParam->sSpatialLayers[iDependencyId];
-      iTargetWidth	= pDlayerParam->iVideoWidth;
-      iTargetHeight	= pDlayerParam->iVideoHeight;
+      iTargetWidth  = pDlayerParam->iVideoWidth;
+      iTargetHeight = pDlayerParam->iVideoHeight;
       iTemporalId = pDlayerParamInternal->uiCodingIdx2TemporalId[pCtx->iCodingIndex & (pSvcParam->uiGopSize - 1)];
-      iPicturePos		= m_uiSpatialLayersInTemporal[iDependencyId] - 1;
+      iPicturePos = m_uiSpatialLayersInTemporal[iDependencyId] - 1;
 
       // NOT work for CGS, FIXME
       // spatial layer is able to encode indeed
@@ -408,10 +408,10 @@
  * \brief   Whether input picture need be scaled?
  */
 bool JudgeNeedOfScaling (SWelsSvcCodingParam* pParam, Scaled_Picture* pScaledPicture) {
-  const int32_t kiInputPicWidth	= pParam->SUsedPicRect.iWidth;
+  const int32_t kiInputPicWidth  = pParam->SUsedPicRect.iWidth;
   const int32_t kiInputPicHeight = pParam->SUsedPicRect.iHeight;
-  const int32_t kiDstPicWidth		= pParam->sDependencyLayers[pParam->iSpatialLayerNum - 1].iActualWidth;
-  const int32_t kiDstPicHeight	= pParam->sDependencyLayers[pParam->iSpatialLayerNum - 1].iActualHeight;
+  const int32_t kiDstPicWidth    = pParam->sDependencyLayers[pParam->iSpatialLayerNum - 1].iActualWidth;
+  const int32_t kiDstPicHeight   = pParam->sDependencyLayers[pParam->iSpatialLayerNum - 1].iActualHeight;
   bool bNeedDownsampling = true;
 
   int32_t iSpatialIdx = pParam->iSpatialLayerNum - 1;
@@ -423,10 +423,10 @@
 
   for (; iSpatialIdx >= 0; iSpatialIdx --) {
     SSpatialLayerInternal* pCurLayer = &pParam->sDependencyLayers[iSpatialIdx];
-    int32_t iCurDstWidth			= pCurLayer->iActualWidth;
-    int32_t iCurDstHeight			= pCurLayer->iActualHeight;
-    int32_t iInputWidthXDstHeight	= kiInputPicWidth * iCurDstHeight;
-    int32_t iInputHeightXDstWidth	= kiInputPicHeight * iCurDstWidth;
+    int32_t iCurDstWidth             = pCurLayer->iActualWidth;
+    int32_t iCurDstHeight            = pCurLayer->iActualHeight;
+    int32_t iInputWidthXDstHeight    = kiInputPicWidth * iCurDstHeight;
+    int32_t iInputHeightXDstWidth    = kiInputPicHeight * iCurDstWidth;
 
     if (iInputWidthXDstHeight > iInputHeightXDstWidth) {
       pScaledPicture->iScaledWidth[iSpatialIdx] = WELS_MAX (iCurDstWidth, 4);
@@ -459,9 +459,9 @@
 }
 
 int32_t CWelsPreProcess::InitLastSpatialPictures (sWelsEncCtx* pCtx) {
-  SWelsSvcCodingParam* pParam	= pCtx->pSvcParam;
-  const int32_t kiDlayerCount			= pParam->iSpatialLayerNum;
-  int32_t iDlayerIndex					= 0;
+  SWelsSvcCodingParam* pParam   = pCtx->pSvcParam;
+  const int32_t kiDlayerCount   = pParam->iSpatialLayerNum;
+  int32_t iDlayerIndex          = 0;
   if (pParam->iUsageType == SCREEN_CONTENT_REAL_TIME) {
     for (; iDlayerIndex < MAX_DEPENDENCY_LAYER; iDlayerIndex++) {
       m_pLastSpatialPicture[iDlayerIndex][0]	= m_pLastSpatialPicture[iDlayerIndex][1] = NULL;
@@ -469,11 +469,11 @@
   } else {
     for (; iDlayerIndex < kiDlayerCount; iDlayerIndex++) {
       const int32_t kiLayerInTemporal = m_uiSpatialLayersInTemporal[iDlayerIndex];
-      m_pLastSpatialPicture[iDlayerIndex][0]	= m_pSpatialPic[iDlayerIndex][kiLayerInTemporal - 2];
-      m_pLastSpatialPicture[iDlayerIndex][1]	= NULL;
+      m_pLastSpatialPicture[iDlayerIndex][0] = m_pSpatialPic[iDlayerIndex][kiLayerInTemporal - 2];
+      m_pLastSpatialPicture[iDlayerIndex][1] = NULL;
     }
     for (; iDlayerIndex < MAX_DEPENDENCY_LAYER; iDlayerIndex++) {
-      m_pLastSpatialPicture[iDlayerIndex][0]	= m_pLastSpatialPicture[iDlayerIndex][1] = NULL;
+      m_pLastSpatialPicture[iDlayerIndex][0] = m_pLastSpatialPicture[iDlayerIndex][1] = NULL;
     }
   }
   return 0;
@@ -614,9 +614,9 @@
     sRefPixMap.iStride[0] = pRefPicture->iLineSize[0];
     sRefPixMap.eFormat = VIDEO_FORMAT_I420;
 
-    calc_param.iCalcVar	= bCalculateVar;
-    calc_param.iCalcBgd	= bCalculateBGD;
-    calc_param.iCalcSsd	= bCalculateSQDiff;
+    calc_param.iCalcVar = bCalculateVar;
+    calc_param.iCalcBgd = bCalculateBGD;
+    calc_param.iCalcSsd = bCalculateSQDiff;
     calc_param.pCalcResult = &pVaaInfo->sVaaCalcInfo;
 
     m_pInterfaceVp->Set (iMethodIdx, &calc_param);
@@ -630,14 +630,14 @@
     pVaaInfo->iPicWidth     = pCurPicture->iWidthInPixel;
     pVaaInfo->iPicHeight    = pCurPicture->iHeightInPixel;
 
-    pVaaInfo->iPicStride	= pCurPicture->iLineSize[0];
-    pVaaInfo->iPicStrideUV	= pCurPicture->iLineSize[1];
-    pVaaInfo->pCurY			= pCurPicture->pData[0];
-    pVaaInfo->pRefY			= pRefPicture->pData[0];
-    pVaaInfo->pCurU			= pCurPicture->pData[1];
-    pVaaInfo->pRefU			= pRefPicture->pData[1];
-    pVaaInfo->pCurV			= pCurPicture->pData[2];
-    pVaaInfo->pRefV			= pRefPicture->pData[2];
+    pVaaInfo->iPicStride    = pCurPicture->iLineSize[0];
+    pVaaInfo->iPicStrideUV  = pCurPicture->iLineSize[1];
+    pVaaInfo->pCurY         = pCurPicture->pData[0];
+    pVaaInfo->pRefY         = pRefPicture->pData[0];
+    pVaaInfo->pCurU         = pCurPicture->pData[1];
+    pVaaInfo->pRefU         = pRefPicture->pData[1];
+    pVaaInfo->pCurV         = pCurPicture->pData[2];
+    pVaaInfo->pRefV         = pRefPicture->pData[2];
 
     int32_t iMethodIdx = METHOD_BACKGROUND_DETECTION;
     SPixMap sSrcPixMap;
@@ -673,8 +673,8 @@
     m_pInterfaceVp->Set (iMethodIdx, (void*)&BGDParam);
     m_pInterfaceVp->Process (iMethodIdx, &sSrcPixMap, &sRefPixMap);
   } else {
-    int32_t	iPicWidthInMb	= (pCurPicture->iWidthInPixel + 15) >> 4;
-    int32_t	iPicHeightInMb = (pCurPicture->iHeightInPixel + 15) >> 4;
+    int32_t iPicWidthInMb  = (pCurPicture->iWidthInPixel  + 15) >> 4;
+    int32_t iPicHeightInMb = (pCurPicture->iHeightInPixel + 15) >> 4;
     memset (pVaaInfo->pVaaBackgroundMbFlag, 0, iPicWidthInMb * iPicHeightInMb);
   }
 }
@@ -713,11 +713,11 @@
 }
 
 void CWelsPreProcess::SetRefMbType (sWelsEncCtx* pCtx, uint32_t** pRefMbTypeArray, int32_t iRefPicType) {
-  const uint8_t uiTid	    = pCtx->uiTemporalId;
+  const uint8_t uiTid       = pCtx->uiTemporalId;
   const uint8_t uiDid       = pCtx->uiDependencyId;
   SRefList* pRefPicLlist    = pCtx->ppRefPicListExt[uiDid];
-  SLTRState* pLtr	    = &pCtx->pLtr[uiDid];
-  uint8_t i							= 0;
+  SLTRState* pLtr           = &pCtx->pLtr[uiDid];
+  uint8_t i = 0;
 
   if (pCtx->pSvcParam->bEnableLongTermReference && pLtr->bReceivedT0LostFlag && uiTid == 0) {
     for (i = 0; i < pRefPicLlist->uiLongRefCount; i++) {
@@ -1292,12 +1292,12 @@
   int32_t  iSrcWidth       = kpSrc->iPicWidth;
   int32_t  iSrcHeight      = kpSrc->iPicHeight;
 
-  if (iSrcHeight > kiTargetHeight) 	iSrcHeight = kiTargetHeight;
-  if (iSrcWidth > kiTargetWidth)		iSrcWidth  = kiTargetWidth;
+  if (iSrcHeight > kiTargetHeight) iSrcHeight = kiTargetHeight;
+  if (iSrcWidth > kiTargetWidth)   iSrcWidth  = kiTargetWidth;
 
   // copy from fr26 to fix the odd uiSize failed issue
-  if (iSrcWidth & 0x1)		-- iSrcWidth;
-  if (iSrcHeight & 0x1)		-- iSrcHeight;
+  if (iSrcWidth & 0x1)  -- iSrcWidth;
+  if (iSrcHeight & 0x1) -- iSrcHeight;
 
   const int32_t kiSrcTopOffsetY = pSvcParam->SUsedPicRect.iTop;
   const int32_t kiSrcTopOffsetUV = (kiSrcTopOffsetY >> 1);
--- a/codec/encoder/plus/src/welsEncoderExt.cpp
+++ b/codec/encoder/plus/src/welsEncoderExt.cpp
@@ -124,8 +124,8 @@
   m_pFileBs     = WelsFopen (strStreamFileName, "wb");
   m_pFileBsSize = WelsFopen (strLenFileName, "wb");
 
-  m_bSwitch	= false;
-  m_iSwitchTimes	= 0;
+  m_bSwitch      = false;
+  m_iSwitchTimes = 0;
 #endif//OUTPUT_BIT_STREAM
 
   InitEncoder();
@@ -149,8 +149,8 @@
     WelsFclose (m_pFileBsSize);
     m_pFileBsSize = NULL;
   }
-  m_bSwitch	= false;
-  m_iSwitchTimes	= 0;
+  m_bSwitch = false;
+  m_iSwitchTimes = 0;
 #endif//OUTPUT_BIT_STREAM
 
   Uninitialize();
@@ -323,13 +323,13 @@
   }
 
   const int32_t kiDecStages = WELS_LOG2 (pCfg->uiGopSize);
-  pCfg->iTemporalLayerNum	= (int8_t) (1 + kiDecStages);
-  pCfg->iLoopFilterAlphaC0Offset	= WELS_CLIP3 (pCfg->iLoopFilterAlphaC0Offset, -6, 6);
-  pCfg->iLoopFilterBetaOffset		= WELS_CLIP3 (pCfg->iLoopFilterBetaOffset, -6, 6);
+  pCfg->iTemporalLayerNum        = (int8_t) (1 + kiDecStages);
+  pCfg->iLoopFilterAlphaC0Offset = WELS_CLIP3 (pCfg->iLoopFilterAlphaC0Offset, -6, 6);
+  pCfg->iLoopFilterBetaOffset    = WELS_CLIP3 (pCfg->iLoopFilterBetaOffset, -6, 6);
 
   // decide property list size between INIT_TYPE_PARAMETER_BASED/INIT_TYPE_CONFIG_BASED
-  m_iMaxPicWidth	= pCfg->iPicWidth;
-  m_iMaxPicHeight	= pCfg->iPicHeight;
+  m_iMaxPicWidth  = pCfg->iPicWidth;
+  m_iMaxPicHeight = pCfg->iPicHeight;
 
   TraceParamInfo (pCfg);
   if (WelsInitEncoderExt (&m_pEncContext, pCfg, &m_pWelsTrace->m_sLogCtx, NULL)) {
@@ -683,9 +683,9 @@
     m_pEncContext->pSvcParam->uiIntraPeriod	= (uint32_t)iValue;
   }
   break;
-  case ENCODER_OPTION_SVC_ENCODE_PARAM_BASE: {	// SVC Encoding Parameter
-    SEncParamBase		sEncodingParam;
-    SWelsSvcCodingParam	sConfig;
+  case ENCODER_OPTION_SVC_ENCODE_PARAM_BASE: { // SVC Encoding Parameter
+    SEncParamBase sEncodingParam;
+    SWelsSvcCodingParam sConfig;
     int32_t iTargetWidth = 0;
     int32_t iTargetHeight = 0;
 
@@ -694,12 +694,12 @@
       return cmInitParaError;
     }
     /* New configuration available here */
-    iTargetWidth	= sConfig.iPicWidth;
-    iTargetHeight	= sConfig.iPicHeight;
+    iTargetWidth        = sConfig.iPicWidth;
+    iTargetHeight       = sConfig.iPicHeight;
     if (m_iMaxPicWidth != iTargetWidth
         || m_iMaxPicHeight != iTargetHeight) {
-      m_iMaxPicWidth	= iTargetWidth;
-      m_iMaxPicHeight	= iTargetHeight;
+      m_iMaxPicWidth    = iTargetWidth;
+      m_iMaxPicHeight   = iTargetHeight;
     }
     WelsLog (&m_pWelsTrace->m_sLogCtx, WELS_LOG_INFO,
              "CWelsH264SVCEncoder::SetOption():ENCODER_OPTION_SVC_ENCODE_PARAM_BASE iUsageType = %d,iPicWidth= %d;iPicHeight= %d;iTargetBitrate= %d;fMaxFrameRate=  %.6ff;iRCMode= %d",
@@ -715,9 +715,9 @@
   }
   break;
 
-  case ENCODER_OPTION_SVC_ENCODE_PARAM_EXT: {	// SVC Encoding Parameter
-    SEncParamExt		sEncodingParam;
-    SWelsSvcCodingParam	sConfig;
+  case ENCODER_OPTION_SVC_ENCODE_PARAM_EXT: { // SVC Encoding Parameter
+    SEncParamExt sEncodingParam;
+    SWelsSvcCodingParam sConfig;
     int32_t iTargetWidth = 0;
     int32_t iTargetHeight = 0;
 
@@ -756,12 +756,12 @@
     }
 
     /* New configuration available here */
-    iTargetWidth	= sConfig.iPicWidth;
-    iTargetHeight	= sConfig.iPicHeight;
+    iTargetWidth        = sConfig.iPicWidth;
+    iTargetHeight       = sConfig.iPicHeight;
     if (m_iMaxPicWidth != iTargetWidth
         || m_iMaxPicHeight != iTargetHeight) {
-      m_iMaxPicWidth	= iTargetWidth;
-      m_iMaxPicHeight	= iTargetHeight;
+      m_iMaxPicWidth    = iTargetWidth;
+      m_iMaxPicHeight   = iTargetHeight;
     }
     /* Check every field whether there is new request for memory block changed or else, Oct. 24, 2008 */
     if (WelsEncoderParamAdjust (&m_pEncContext, &sConfig)) {
--- a/codec/processing/src/adaptivequantization/AdaptiveQuantization.cpp
+++ b/codec/processing/src/adaptivequantization/AdaptiveQuantization.cpp
@@ -66,8 +66,8 @@
   SMotionTextureUnit* pMotionTexture = NULL;
   SVAACalcResult*     pVaaCalcResults = NULL;
   int32_t   iMotionTextureIndexToDeltaQp = 0;
-  int32_t	 iAverMotionTextureIndexToDeltaQp = 0;	// double to uint32
-  int64_t iAverageMotionIndex = 0;	// double to float
+  int32_t iAverMotionTextureIndexToDeltaQp = 0;  // double to uint32
+  int64_t iAverageMotionIndex = 0;      // double to float
   int64_t iAverageTextureIndex = 0;
 
   int64_t iQStep = 0;
--- a/codec/processing/src/backgrounddetection/BackgroundDetection.cpp
+++ b/codec/processing/src/backgrounddetection/BackgroundDetection.cpp
@@ -107,16 +107,16 @@
 }
 
 inline SBackgroundOU* CBackgroundDetection::AllocateOUArrayMemory (int32_t iWidth, int32_t iHeight) {
-  int32_t	iMaxOUWidth	= (BGD_OU_SIZE - 1 + iWidth) >> LOG2_BGD_OU_SIZE;
-  int32_t	iMaxOUHeight	= (BGD_OU_SIZE - 1 + iHeight) >> LOG2_BGD_OU_SIZE;
+  int32_t       iMaxOUWidth     = (BGD_OU_SIZE - 1 + iWidth) >> LOG2_BGD_OU_SIZE;
+  int32_t       iMaxOUHeight    = (BGD_OU_SIZE - 1 + iHeight) >> LOG2_BGD_OU_SIZE;
   return (SBackgroundOU*)WelsMalloc (iMaxOUWidth * iMaxOUHeight * sizeof (SBackgroundOU));
 }
 
 void CBackgroundDetection::GetOUParameters (SVAACalcResult* sVaaCalcInfo, int32_t iMbIndex, int32_t iMbWidth,
     SBackgroundOU* pBgdOU) {
-  int32_t	iSubSD[4];
-  uint8_t	iSubMAD[4];
-  int32_t	iSubSAD[4];
+  int32_t       iSubSD[4];
+  uint8_t       iSubMAD[4];
+  int32_t       iSubSAD[4];
 
   uint8_t (*pMad8x8)[4];
   int32_t (*pSad8x8)[4];
@@ -141,9 +141,9 @@
   iSubMAD[2] = pMad8x8[iMbIndex][2];
   iSubMAD[3] = pMad8x8[iMbIndex][3];
 
-  pBgdOU->iSD	= iSubSD[0] + iSubSD[1] + iSubSD[2] + iSubSD[3];
-  pBgdOU->iSAD	= iSubSAD[0] + iSubSAD[1] + iSubSAD[2] + iSubSAD[3];
-  pBgdOU->iSD	= WELS_ABS (pBgdOU->iSD);
+  pBgdOU->iSD   = iSubSD[0] + iSubSD[1] + iSubSD[2] + iSubSD[3];
+  pBgdOU->iSAD  = iSubSAD[0] + iSubSAD[1] + iSubSAD[2] + iSubSAD[3];
+  pBgdOU->iSD   = WELS_ABS (pBgdOU->iSD);
 
   // get the max absolute difference (MAD) of OU and min value of the MAD of sub-blocks of OU
   pBgdOU->iMAD = WELS_MAX (WELS_MAX (iSubMAD[0], iSubMAD[1]), WELS_MAX (iSubMAD[2], iSubMAD[3]));
@@ -155,9 +155,9 @@
 }
 
 void CBackgroundDetection::ForegroundBackgroundDivision (vBGDParam* pBgdParam) {
-  int32_t iPicWidthInOU	= pBgdParam->iBgdWidth  >> LOG2_BGD_OU_SIZE;
-  int32_t iPicHeightInOU	= pBgdParam->iBgdHeight >> LOG2_BGD_OU_SIZE;
-  int32_t iPicWidthInMb	= (15 + pBgdParam->iBgdWidth) >> 4;
+  int32_t iPicWidthInOU         = pBgdParam->iBgdWidth  >> LOG2_BGD_OU_SIZE;
+  int32_t iPicHeightInOU        = pBgdParam->iBgdHeight >> LOG2_BGD_OU_SIZE;
+  int32_t iPicWidthInMb         = (15 + pBgdParam->iBgdWidth) >> 4;
 
   SBackgroundOU* pBackgroundOU = pBgdParam->pOU_array;
 
@@ -187,8 +187,8 @@
   }
 }
 inline int32_t CBackgroundDetection::CalculateAsdChromaEdge (uint8_t* pOriRef, uint8_t* pOriCur, int32_t iStride) {
-  int32_t	ASD = 0;
-  int32_t	idx;
+  int32_t ASD = 0;
+  int32_t idx;
   for (idx = 0; idx < BGD_OU_SIZE_UV; idx++) {
     ASD += *pOriCur - *pOriRef;
     pOriRef += iStride;
@@ -199,16 +199,16 @@
 
 inline bool CBackgroundDetection::ForegroundDilation23Luma (SBackgroundOU* pBackgroundOU,
     SBackgroundOU* pOUNeighbours[]) {
-  SBackgroundOU* pOU_L	= pOUNeighbours[0];
-  SBackgroundOU* pOU_R	= pOUNeighbours[1];
-  SBackgroundOU* pOU_U	= pOUNeighbours[2];
-  SBackgroundOU* pOU_D	= pOUNeighbours[3];
+  SBackgroundOU* pOU_L = pOUNeighbours[0];
+  SBackgroundOU* pOU_R = pOUNeighbours[1];
+  SBackgroundOU* pOU_U = pOUNeighbours[2];
+  SBackgroundOU* pOU_D = pOUNeighbours[3];
 
   if (pBackgroundOU->iMAD > pBackgroundOU->iMinSubMad << 1) {
     int32_t iMaxNbrForegroundMad;
     int32_t iMaxNbrBackgroundMad;
-    int32_t	aBackgroundMad[4];
-    int32_t	aForegroundMad[4];
+    int32_t aBackgroundMad[4];
+    int32_t aForegroundMad[4];
 
     aForegroundMad[0] = (pOU_L->iBackgroundFlag - 1) & pOU_L->iMAD;
     aForegroundMad[1] = (pOU_R->iBackgroundFlag - 1) & pOU_R->iMAD;
@@ -232,9 +232,9 @@
 
 inline bool CBackgroundDetection::ForegroundDilation23Chroma (int8_t iNeighbourForegroundFlags,
     int32_t iStartSamplePos, int32_t iPicStrideUV, vBGDParam* pBgdParam) {
-  static const int8_t kaOUPos[4]	= {OU_LEFT, OU_RIGHT, OU_TOP, OU_BOTTOM};
-  int32_t	aEdgeOffset[4]	= {0, BGD_OU_SIZE_UV - 1, 0, iPicStrideUV* (BGD_OU_SIZE_UV - 1)};
-  int32_t	iStride[4]		= {iPicStrideUV, iPicStrideUV, 1, 1};
+  static const int8_t kaOUPos[4]        = {OU_LEFT, OU_RIGHT, OU_TOP, OU_BOTTOM};
+  int32_t       aEdgeOffset[4]          = {0, BGD_OU_SIZE_UV - 1, 0, iPicStrideUV* (BGD_OU_SIZE_UV - 1)};
+  int32_t       iStride[4]              = {iPicStrideUV, iPicStrideUV, 1, 1};
 
   // V component first, high probability because V stands for red color and human skin colors have more weight on this component
   for (int32_t i = 0; i < 4; i++) {
@@ -262,8 +262,8 @@
 
 inline void CBackgroundDetection::ForegroundDilation (SBackgroundOU* pBackgroundOU, SBackgroundOU* pOUNeighbours[],
     vBGDParam* pBgdParam, int32_t iChromaSampleStartPos) {
-  int32_t iPicStrideUV	= pBgdParam->iStride[1];
-  int32_t iSumNeighBackgroundFlags	= pOUNeighbours[0]->iBackgroundFlag + pOUNeighbours[1]->iBackgroundFlag +
+  int32_t iPicStrideUV = pBgdParam->iStride[1];
+  int32_t iSumNeighBackgroundFlags = pOUNeighbours[0]->iBackgroundFlag + pOUNeighbours[1]->iBackgroundFlag +
                                       pOUNeighbours[2]->iBackgroundFlag + pOUNeighbours[3]->iBackgroundFlag;
 
   if (pBackgroundOU->iSAD > BGD_OU_SIZE * Q_FACTOR) {
@@ -318,10 +318,10 @@
 inline void CBackgroundDetection::UpperOUForegroundCheck (SBackgroundOU* pCurOU, int8_t* pBackgroundMbFlag,
     int32_t iPicWidthInOU, int32_t iPicWidthInMb) {
   if (pCurOU->iSAD > BGD_OU_SIZE * Q_FACTOR) {
-    SBackgroundOU*	pOU_L = pCurOU - 1;
-    SBackgroundOU*	pOU_R = pCurOU + 1;
-    SBackgroundOU*	pOU_U = pCurOU - iPicWidthInOU;
-    SBackgroundOU*	pOU_D = pCurOU + iPicWidthInOU;
+    SBackgroundOU* pOU_L = pCurOU - 1;
+    SBackgroundOU* pOU_R = pCurOU + 1;
+    SBackgroundOU* pOU_U = pCurOU - iPicWidthInOU;
+    SBackgroundOU* pOU_D = pCurOU + iPicWidthInOU;
     if (pOU_L->iBackgroundFlag + pOU_R->iBackgroundFlag + pOU_U->iBackgroundFlag + pOU_D->iBackgroundFlag <= 1) {
       SetBackgroundMbFlag (pBackgroundMbFlag, iPicWidthInMb, 0);
       pCurOU->iBackgroundFlag = 0;
@@ -330,21 +330,21 @@
 }
 
 void CBackgroundDetection::ForegroundDilationAndBackgroundErosion (vBGDParam* pBgdParam) {
-  int32_t iPicStrideUV		= pBgdParam->iStride[1];
-  int32_t iPicWidthInOU	= pBgdParam->iBgdWidth  >> LOG2_BGD_OU_SIZE;
-  int32_t iPicHeightInOU	= pBgdParam->iBgdHeight >> LOG2_BGD_OU_SIZE;
-  int32_t iOUStrideUV		= iPicStrideUV << (LOG2_BGD_OU_SIZE - 1);
-  int32_t iPicWidthInMb	= (15 + pBgdParam->iBgdWidth) >> 4;
+  int32_t iPicStrideUV          = pBgdParam->iStride[1];
+  int32_t iPicWidthInOU         = pBgdParam->iBgdWidth  >> LOG2_BGD_OU_SIZE;
+  int32_t iPicHeightInOU        = pBgdParam->iBgdHeight >> LOG2_BGD_OU_SIZE;
+  int32_t iOUStrideUV           = iPicStrideUV << (LOG2_BGD_OU_SIZE - 1);
+  int32_t iPicWidthInMb         = (15 + pBgdParam->iBgdWidth) >> 4;
 
   SBackgroundOU* pBackgroundOU = pBgdParam->pOU_array;
-  int8_t*	pVaaBackgroundMbFlag   = (int8_t*)pBgdParam->pBackgroundMbFlag;
-  SBackgroundOU*	pOUNeighbours[4];//0: left; 1: right; 2: top; 3: bottom
+  int8_t*        pVaaBackgroundMbFlag = (int8_t*)pBgdParam->pBackgroundMbFlag;
+  SBackgroundOU* pOUNeighbours[4];//0: left; 1: right; 2: top; 3: bottom
 
-  pOUNeighbours[2]	= pBackgroundOU;//top OU
+  pOUNeighbours[2]      = pBackgroundOU;//top OU
   for (int32_t j = 0; j < iPicHeightInOU; j ++) {
     int8_t* pRowSkipFlag = pVaaBackgroundMbFlag;
-    pOUNeighbours[0]	= pBackgroundOU;//left OU
-    pOUNeighbours[3]	= pBackgroundOU + (iPicWidthInOU & ((j == iPicHeightInOU - 1) - 1)); //bottom OU
+    pOUNeighbours[0]    = pBackgroundOU;//left OU
+    pOUNeighbours[3]    = pBackgroundOU + (iPicWidthInOU & ((j == iPicHeightInOU - 1) - 1)); //bottom OU
     for (int32_t i = 0; i < iPicWidthInOU; i++) {
       pOUNeighbours[1] = pBackgroundOU + (i < iPicWidthInOU - 1); //right OU
 
@@ -367,7 +367,7 @@
       pOUNeighbours[3]++;
       pBackgroundOU++;
     }
-    pOUNeighbours[2]	= pBackgroundOU - iPicWidthInOU;
+    pOUNeighbours[2]      = pBackgroundOU - iPicWidthInOU;
     pVaaBackgroundMbFlag += OU_SIZE_IN_MB * iPicWidthInMb;
   }
 }
--- a/codec/processing/src/common/memory.cpp
+++ b/codec/processing/src/common/memory.cpp
@@ -36,11 +36,11 @@
 /////////////////////////////////////////////////////////////////////////////////
 
 void* WelsMalloc (const uint32_t kuiSize, char* pTag) {
-  const int32_t kiSizeVoidPointer	= sizeof (void**);
-  const int32_t kiSizeInt32		= sizeof (int32_t);
-  const int32_t kiAlignedBytes	= ALIGNBYTES - 1;
+  const int32_t kiSizeVoidPointer       = sizeof (void**);
+  const int32_t kiSizeInt32             = sizeof (int32_t);
+  const int32_t kiAlignedBytes          = ALIGNBYTES - 1;
 
-  uint8_t* pBuf		= (uint8_t*) ::malloc (kuiSize + kiAlignedBytes + kiSizeVoidPointer + kiSizeInt32);
+  uint8_t* pBuf         = (uint8_t*) ::malloc (kuiSize + kiAlignedBytes + kiSizeVoidPointer + kiSizeInt32);
   uint8_t* pAlignedBuf = NULL;
 
   if (NULL == pBuf)
--- a/codec/processing/src/complexityanalysis/ComplexityAnalysis.cpp
+++ b/codec/processing/src/complexityanalysis/ComplexityAnalysis.cpp
@@ -350,8 +350,8 @@
 void CComplexityAnalysisScreen::GomComplexityAnalysisIntra (SPixMap* pSrc) {
   int32_t iWidth                  = pSrc->sRect.iRectWidth;
   int32_t iHeight                 = pSrc->sRect.iRectHeight;
-  int32_t iBlockWidth            = iWidth  >> 4;
-  int32_t iBlockHeight	       = iHeight >> 4;
+  int32_t iBlockWidth             = iWidth  >> 4;
+  int32_t iBlockHeight            = iHeight >> 4;
 
   int32_t iBlockSadH, iBlockSadV, iGomSad = 0;
   int32_t iIdx = 0;
@@ -406,8 +406,8 @@
 void CComplexityAnalysisScreen::GomComplexityAnalysisInter (SPixMap* pSrc, SPixMap* pRef, bool bScrollFlag) {
   int32_t iWidth                  = pSrc->sRect.iRectWidth;
   int32_t iHeight                 = pSrc->sRect.iRectHeight;
-  int32_t iBlockWidth            = iWidth  >> 4;
-  int32_t iBlockHeight	       = iHeight >> 4;
+  int32_t iBlockWidth             = iWidth  >> 4;
+  int32_t iBlockHeight            = iHeight >> 4;
 
   int32_t iInterSad, iScrollSad, iBlockSadH, iBlockSadV, iGomSad = 0;
   int32_t iIdx = 0;
--- a/codec/processing/src/denoise/denoise.cpp
+++ b/codec/processing/src/denoise/denoise.cpp
@@ -46,7 +46,7 @@
 
   m_uiSpaceRadius = DENOISE_GRAY_RADIUS;
   m_fSigmaGrey  = DENOISE_GRAY_SIGMA;
-  m_uiType		 = DENOISE_ALL_COMPONENT;
+  m_uiType      = DENOISE_ALL_COMPONENT;
   InitDenoiseFunc (m_pfDenoise, m_CPUFlag);
 }
 
--- a/codec/processing/src/downsample/downsamplefuncs.cpp
+++ b/codec/processing/src/downsample/downsamplefuncs.cpp
@@ -49,11 +49,11 @@
                                   const int32_t kiSrcWidth, const int32_t kiSrcHeight)
 
 {
-  uint8_t* pDstLine	= pDst;
-  uint8_t* pSrcLine	= pSrc;
-  const int32_t kiSrcStridex2	= kiSrcStride << 1;
-  const int32_t kiDstWidth		= kiSrcWidth >> 1;
-  const int32_t kiDstHeight	= kiSrcHeight >> 1;
+  uint8_t* pDstLine     = pDst;
+  uint8_t* pSrcLine     = pSrc;
+  const int32_t kiSrcStridex2   = kiSrcStride << 1;
+  const int32_t kiDstWidth      = kiSrcWidth  >> 1;
+  const int32_t kiDstHeight     = kiSrcHeight >> 1;
 
   for (int32_t j = 0; j < kiDstHeight; j ++) {
     for (int32_t i = 0; i < kiDstWidth; i ++) {
@@ -63,8 +63,8 @@
 
       pDstLine[i] = (uint8_t) ((kiTempRow1 + kiTempRow2 + 1) >> 1);
     }
-    pDstLine	+= kiDstStride;
-    pSrcLine	+= kiSrcStridex2;
+    pDstLine    += kiDstStride;
+    pSrcLine    += kiSrcStridex2;
   }
 }
 
--- a/codec/processing/src/scrolldetection/ScrollDetectionFuncs.cpp
+++ b/codec/processing/src/scrolldetection/ScrollDetectionFuncs.cpp
@@ -69,9 +69,9 @@
 
 int32_t SelectTestLine (uint8_t* pY, int32_t iWidth, int32_t iHeight, int32_t iPicHeight,
                         int32_t iStride, int32_t iOffsetX, int32_t iOffsetY) {
-  const int32_t kiHalfHeight	= iHeight >> 1;
-  const int32_t kiMidPos		= iOffsetY + kiHalfHeight;
-  int32_t TestPos			= kiMidPos;
+  const int32_t kiHalfHeight    = iHeight >> 1;
+  const int32_t kiMidPos        = iOffsetY + kiHalfHeight;
+  int32_t TestPos               = kiMidPos;
   int32_t iOffsetAbs;
   uint8_t* pTmp;
 
--- a/codec/processing/src/vaacalc/vaacalculation.cpp
+++ b/codec/processing/src/vaacalc/vaacalculation.cpp
@@ -87,11 +87,11 @@
 }
 
 EResult CVAACalculation::Process (int32_t iType, SPixMap* pSrcPixMap, SPixMap* pRefPixMap) {
-  uint8_t* pCurData	= (uint8_t*)pSrcPixMap->pPixel[0];
-  uint8_t* pRefData	= (uint8_t*)pRefPixMap->pPixel[0];
-  int32_t iPicWidth	= pSrcPixMap->sRect.iRectWidth;
-  int32_t iPicHeight	= pSrcPixMap->sRect.iRectHeight;
-  int32_t iPicStride	= pSrcPixMap->iStride[0];
+  uint8_t* pCurData     = (uint8_t*)pSrcPixMap->pPixel[0];
+  uint8_t* pRefData     = (uint8_t*)pRefPixMap->pPixel[0];
+  int32_t iPicWidth     = pSrcPixMap->sRect.iRectWidth;
+  int32_t iPicHeight    = pSrcPixMap->sRect.iRectHeight;
+  int32_t iPicStride    = pSrcPixMap->iStride[0];
 
   SVAACalcResult* pResult = m_sCalcParam.pCalcResult;
 
--- a/test/api/encode_decode_api_test.cpp
+++ b/test/api/encode_decode_api_test.cpp
@@ -543,15 +543,15 @@
   unsigned int uiSliceIdx         = 0;
   unsigned int uiActualSliceCount = 0;
 
-  uiMbWidth	     = (param_.iPicWidth + 15) >> 4;
-  uiMbHeight	 = (param_.iPicHeight + 15) >> 4;
+  uiMbWidth      = (param_.iPicWidth  + 15) >> 4;
+  uiMbHeight     = (param_.iPicHeight + 15) >> 4;
   uiMbNumInFrame = uiMbWidth * uiMbHeight;
 
   uiSliceIdx = 0;
   while (uiSliceIdx < MAX_SLICES_NUM) {
     param_.sSpatialLayers[iSpatialIdx].sSliceCfg.sSliceArgument.uiSliceMbNum[uiSliceIdx] = rand() % uiMbNumInFrame;
-    uiCountMb			+= param_.sSpatialLayers[iSpatialIdx].sSliceCfg.sSliceArgument.uiSliceMbNum[uiSliceIdx];
-    uiActualSliceCount	 =  uiSliceIdx + 1;
+    uiCountMb           += param_.sSpatialLayers[iSpatialIdx].sSliceCfg.sSliceArgument.uiSliceMbNum[uiSliceIdx];
+    uiActualSliceCount   =  uiSliceIdx + 1;
 
     if (uiCountMb >= uiMbNumInFrame) {
       break;
--- a/test/common/ExpandPicture.cpp
+++ b/test/common/ExpandPicture.cpp
@@ -218,23 +218,23 @@
       if (uiCpuFlag & WELS_CPU_SSE2) {
         iPicWidth = WELS_ALIGN (iPicWidth, 32);
       }
-      iStride[0]	= WELS_ALIGN (iPicWidth, MB_WIDTH_LUMA) + (PADDING_LENGTH << 1);	// with width of horizon
-      int32_t iPicHeightExt	= WELS_ALIGN (iPicHeight, MB_HEIGHT_LUMA) + (PADDING_LENGTH << 1);	// with height of vertical
-      iStride[1]	= iStride[0] >> 1;
-      int32_t iPicChromaHeightExt	= iPicHeightExt >> 1;
-      iStride[2]    = iStride[1];
-      int32_t iLumaSize	= iStride[0] * iPicHeightExt;
-      int32_t iChromaSize	= iStride[1] * iPicChromaHeightExt;
+      iStride[0]                  = WELS_ALIGN (iPicWidth, MB_WIDTH_LUMA)   + (PADDING_LENGTH << 1);      // with width of horizon
+      int32_t iPicHeightExt       = WELS_ALIGN (iPicHeight, MB_HEIGHT_LUMA) + (PADDING_LENGTH << 1);      // with height of vertical
+      iStride[1]                  = iStride[0] >> 1;
+      int32_t iPicChromaHeightExt = iPicHeightExt >> 1;
+      iStride[2]                  = iStride[1];
+      int32_t iLumaSize           = iStride[0] * iPicHeightExt;
+      int32_t iChromaSize         = iStride[1] * iPicChromaHeightExt;
 
       pPicAnchorBuffer = static_cast<uint8_t*> (WelsMallocz (iLumaSize + (iChromaSize << 1), "pPicAnchor"));
-      pPicAnchor[0]	= pPicAnchorBuffer + (1 + iStride[0]) * PADDING_LENGTH;
-      pPicAnchor[1]	= pPicAnchorBuffer + iLumaSize + (((1 + iStride[1]) * PADDING_LENGTH) >> 1);
-      pPicAnchor[2]	= pPicAnchorBuffer + iLumaSize + iChromaSize + (((1 + iStride[2]) * PADDING_LENGTH) >> 1);
+      pPicAnchor[0]     = pPicAnchorBuffer + (1 + iStride[0]) * PADDING_LENGTH;
+      pPicAnchor[1]     = pPicAnchorBuffer + iLumaSize + (((1 + iStride[1]) * PADDING_LENGTH) >> 1);
+      pPicAnchor[2]     = pPicAnchorBuffer + iLumaSize + iChromaSize + (((1 + iStride[2]) * PADDING_LENGTH) >> 1);
 
       pPicTestBuffer = static_cast<uint8_t*> (WelsMallocz (iLumaSize + (iChromaSize << 1), "pPicTest"));
-      pPicTest[0]	= pPicTestBuffer + (1 + iStride[0]) * PADDING_LENGTH;
-      pPicTest[1]	= pPicTestBuffer + iLumaSize + (((1 + iStride[1]) * PADDING_LENGTH) >> 1);
-      pPicTest[2]	= pPicTestBuffer + iLumaSize + iChromaSize + (((1 + iStride[2]) * PADDING_LENGTH) >> 1);
+      pPicTest[0]       = pPicTestBuffer + (1 + iStride[0]) * PADDING_LENGTH;
+      pPicTest[1]       = pPicTestBuffer + iLumaSize + (((1 + iStride[1]) * PADDING_LENGTH) >> 1);
+      pPicTest[2]       = pPicTestBuffer + iLumaSize + iChromaSize + (((1 + iStride[2]) * PADDING_LENGTH) >> 1);
 
 
       // Generate Src
--- a/test/decoder/DecUT_IdctResAddPred.cpp
+++ b/test/decoder/DecUT_IdctResAddPred.cpp
@@ -7,9 +7,9 @@
 void IdctResAddPred_ref (uint8_t* pPred, const int32_t kiStride, int16_t* pRs) {
   int16_t iSrc[16];
 
-  uint8_t* pDst			= pPred;
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride + kiStride2;
+  uint8_t* pDst             = pPred;
+  const int32_t kiStride2   = kiStride << 1;
+  const int32_t kiStride3   = kiStride + kiStride2;
   int32_t i;
 
   for (i = 0; i < 4; i++) {
@@ -26,16 +26,16 @@
   }
 
   for (i = 0; i < 4; i++) {
-    int32_t kT1	= iSrc[i]	+ iSrc[i + 8];
-    int32_t kT2	= iSrc[i + 4] + (iSrc[i + 12] >> 1);
-    int32_t kT3	= (32 + kT1 + kT2) >> 6;
-    int32_t kT4	= (32 + kT1 - kT2) >> 6;
+    int32_t kT1 = iSrc[i]     +  iSrc[i + 8];
+    int32_t kT2 = iSrc[i + 4] + (iSrc[i + 12] >> 1);
+    int32_t kT3 = (32 + kT1 + kT2) >> 6;
+    int32_t kT4 = (32 + kT1 - kT2) >> 6;
 
     pDst[i] = WelsClip1 (kT3 + pPred[i]);
     pDst[i + kiStride3] = WelsClip1 (kT4 + pPred[i + kiStride3]);
 
-    kT1	= iSrc[i] - iSrc[i + 8];
-    kT2	= (iSrc[i + 4] >> 1) - iSrc[i + 12];
+    kT1 =  iSrc[i]           - iSrc[i + 8];
+    kT2 = (iSrc[i + 4] >> 1) - iSrc[i + 12];
     pDst[i + kiStride] = WelsClip1 (((32 + kT1 + kT2) >> 6) + pDst[i + kiStride]);
     pDst[i + kiStride2] = WelsClip1 (((32 + kT1 - kT2) >> 6) + pDst[i + kiStride2]);
   }
--- a/test/decoder/DecUT_IntraPrediction.cpp
+++ b/test/decoder/DecUT_IntraPrediction.cpp
@@ -93,25 +93,25 @@
 
 /*down pLeft*/
 void WelsI4x4LumaPredDDL_ref (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride + kiStride2;
+  const int32_t kiStride2 = kiStride << 1;
+  const int32_t kiStride3 = kiStride + kiStride2;
   /*get pTop*/
-  uint8_t* ptop			= &pPred[-kiStride];
-  const uint8_t kuiT0		= *ptop;
-  const uint8_t kuiT1		= * (ptop + 1);
-  const uint8_t kuiT2		= * (ptop + 2);
-  const uint8_t kuiT3		= * (ptop + 3);
-  const uint8_t kuiT4		= * (ptop + 4);
-  const uint8_t kuiT5		= * (ptop + 5);
-  const uint8_t kuiT6		= * (ptop + 6);
-  const uint8_t kuiT7		= * (ptop + 7);
-  const uint8_t kuiDDL0	= (2 + kuiT0 + kuiT2 + (kuiT1 << 1)) >> 2;	// kDDL0
-  const uint8_t kuiDDL1	= (2 + kuiT1 + kuiT3 + (kuiT2 << 1)) >> 2;	// kDDL1
-  const uint8_t kuiDDL2	= (2 + kuiT2 + kuiT4 + (kuiT3 << 1)) >> 2;	// kDDL2
-  const uint8_t kuiDDL3	= (2 + kuiT3 + kuiT5 + (kuiT4 << 1)) >> 2;	// kDDL3
-  const uint8_t kuiDDL4	= (2 + kuiT4 + kuiT6 + (kuiT5 << 1)) >> 2;	// kDDL4
-  const uint8_t kuiDDL5	= (2 + kuiT5 + kuiT7 + (kuiT6 << 1)) >> 2;	// kDDL5
-  const uint8_t kuiDDL6	= (2 + kuiT6 + kuiT7 + (kuiT7 << 1)) >> 2;	// kDDL6
+  uint8_t* ptop          = &pPred[-kiStride];
+  const uint8_t kuiT0    = *ptop;
+  const uint8_t kuiT1    = * (ptop + 1);
+  const uint8_t kuiT2    = * (ptop + 2);
+  const uint8_t kuiT3    = * (ptop + 3);
+  const uint8_t kuiT4    = * (ptop + 4);
+  const uint8_t kuiT5    = * (ptop + 5);
+  const uint8_t kuiT6    = * (ptop + 6);
+  const uint8_t kuiT7    = * (ptop + 7);
+  const uint8_t kuiDDL0 = (2 + kuiT0 + kuiT2 + (kuiT1 << 1)) >> 2;  // kDDL0
+  const uint8_t kuiDDL1 = (2 + kuiT1 + kuiT3 + (kuiT2 << 1)) >> 2;  // kDDL1
+  const uint8_t kuiDDL2 = (2 + kuiT2 + kuiT4 + (kuiT3 << 1)) >> 2;  // kDDL2
+  const uint8_t kuiDDL3 = (2 + kuiT3 + kuiT5 + (kuiT4 << 1)) >> 2;  // kDDL3
+  const uint8_t kuiDDL4 = (2 + kuiT4 + kuiT6 + (kuiT5 << 1)) >> 2;  // kDDL4
+  const uint8_t kuiDDL5 = (2 + kuiT5 + kuiT7 + (kuiT6 << 1)) >> 2;  // kDDL5
+  const uint8_t kuiDDL6 = (2 + kuiT6 + kuiT7 + (kuiT7 << 1)) >> 2;  // kDDL6
   const uint8_t kuiList[8] = { kuiDDL0, kuiDDL1, kuiDDL2, kuiDDL3, kuiDDL4, kuiDDL5, kuiDDL6, 0 };
 
   ST32 (pPred            , LD32 (kuiList));
@@ -122,22 +122,22 @@
 
 /*down pLeft*/
 void WelsI4x4LumaPredDDLTop_ref (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride + kiStride2;
+  const int32_t kiStride2 = kiStride << 1;
+  const int32_t kiStride3 = kiStride + kiStride2;
   /*get pTop*/
-  uint8_t* ptop			= &pPred[-kiStride];
-  const uint8_t kuiT0		= *ptop;
-  const uint8_t kuiT1		= * (ptop + 1);
-  const uint8_t kuiT2		= * (ptop + 2);
-  const uint8_t kuiT3		= * (ptop + 3);
-  const uint16_t kuiT01	= 1 + kuiT0 + kuiT1;
-  const uint16_t kuiT12	= 1 + kuiT1 + kuiT2;
-  const uint16_t kuiT23	= 1 + kuiT2 + kuiT3;
-  const uint16_t kuiT33	= 1 + (kuiT3 << 1);
-  const uint8_t kuiDLT0	= (kuiT01 + kuiT12) >> 2;	// kDLT0
-  const uint8_t kuiDLT1	= (kuiT12 + kuiT23) >> 2;	// kDLT1
-  const uint8_t kuiDLT2	= (kuiT23 + kuiT33) >> 2;	// kDLT2
-  const uint8_t kuiDLT3	= kuiT33 >> 1;			// kDLT3
+  uint8_t* ptop         = &pPred[-kiStride];
+  const uint8_t kuiT0   = *ptop;
+  const uint8_t kuiT1   = * (ptop + 1);
+  const uint8_t kuiT2   = * (ptop + 2);
+  const uint8_t kuiT3   = * (ptop + 3);
+  const uint16_t kuiT01 = 1 + kuiT0 + kuiT1;
+  const uint16_t kuiT12 = 1 + kuiT1 + kuiT2;
+  const uint16_t kuiT23 = 1 + kuiT2 + kuiT3;
+  const uint16_t kuiT33 = 1 + (kuiT3 << 1);
+  const uint8_t kuiDLT0 = (kuiT01 + kuiT12) >> 2;   // kDLT0
+  const uint8_t kuiDLT1 = (kuiT12 + kuiT23) >> 2;   // kDLT1
+  const uint8_t kuiDLT2 = (kuiT23 + kuiT33) >> 2;   // kDLT2
+  const uint8_t kuiDLT3 = kuiT33 >> 1;          // kDLT3
   const uint8_t kuiList[8] = { kuiDLT0, kuiDLT1, kuiDLT2, kuiDLT3, kuiDLT3, kuiDLT3, kuiDLT3 , kuiDLT3 };
 
   ST32 (pPred,             LD32 (kuiList));
@@ -149,36 +149,36 @@
 
 /*down right*/
 void WelsI4x4LumaPredDDR_ref (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride + kiStride2;
-  uint8_t* ptopleft		= &pPred[- (kiStride + 1)];
-  uint8_t* pleft			= &pPred[-1];
-  const uint8_t kuiLT		= *ptopleft;
+  const int32_t kiStride2 = kiStride << 1;
+  const int32_t kiStride3 = kiStride + kiStride2;
+  uint8_t* ptopleft       = &pPred[- (kiStride + 1)];
+  uint8_t* pleft          = &pPred[-1];
+  const uint8_t kuiLT     = *ptopleft;
   /*get pLeft and pTop*/
-  const uint8_t kuiL0		= *pleft;
-  const uint8_t kuiL1		= * (pleft + kiStride);
-  const uint8_t kuiL2		= * (pleft + kiStride2);
-  const uint8_t kuiL3		= * (pleft + kiStride3);
-  const uint8_t kuiT0		= * (ptopleft + 1);
-  const uint8_t kuiT1		= * (ptopleft + 2);
-  const uint8_t kuiT2		= * (ptopleft + 3);
-  const uint8_t kuiT3		= * (ptopleft + 4);
-  const uint16_t kuiTL0	= 1 + kuiLT + kuiL0;
-  const uint16_t kuiLT0	= 1 + kuiLT + kuiT0;
-  const uint16_t kuiT01	= 1 + kuiT0 + kuiT1;
-  const uint16_t kuiT12	= 1 + kuiT1 + kuiT2;
-  const uint16_t kuiT23	= 1 + kuiT2 + kuiT3;
-  const uint16_t kuiL01	= 1 + kuiL0 + kuiL1;
-  const uint16_t kuiL12	= 1 + kuiL1 + kuiL2;
-  const uint16_t kuiL23	= 1 + kuiL2 + kuiL3;
-  const uint8_t kuiDDR0	= (kuiTL0 + kuiLT0) >> 2;	// kuiDDR0
-  const uint8_t kuiDDR1	= (kuiLT0 + kuiT01) >> 2;	// kuiDDR1
-  const uint8_t kuiDDR2	= (kuiT01 + kuiT12) >> 2;	// kuiDDR2
-  const uint8_t kuiDDR3	= (kuiT12 + kuiT23) >> 2;	// kuiDDR3
-  const uint8_t kuiDDR4	= (kuiTL0 + kuiL01) >> 2;	// kuiDDR4
-  const uint8_t kuiDDR5	= (kuiL01 + kuiL12) >> 2;	// kuiDDR5
-  const uint8_t kuiDDR6	= (kuiL12 + kuiL23) >> 2;	// kuiDDR6
-  const uint8_t kuiList[8] = { kuiDDR6, kuiDDR5, kuiDDR4, kuiDDR0, kuiDDR1, kuiDDR2, kuiDDR3, 0	};
+  const uint8_t kuiL0   = *pleft;
+  const uint8_t kuiL1   = * (pleft + kiStride);
+  const uint8_t kuiL2   = * (pleft + kiStride2);
+  const uint8_t kuiL3   = * (pleft + kiStride3);
+  const uint8_t kuiT0   = * (ptopleft + 1);
+  const uint8_t kuiT1   = * (ptopleft + 2);
+  const uint8_t kuiT2   = * (ptopleft + 3);
+  const uint8_t kuiT3   = * (ptopleft + 4);
+  const uint16_t kuiTL0 = 1 + kuiLT + kuiL0;
+  const uint16_t kuiLT0 = 1 + kuiLT + kuiT0;
+  const uint16_t kuiT01 = 1 + kuiT0 + kuiT1;
+  const uint16_t kuiT12 = 1 + kuiT1 + kuiT2;
+  const uint16_t kuiT23 = 1 + kuiT2 + kuiT3;
+  const uint16_t kuiL01 = 1 + kuiL0 + kuiL1;
+  const uint16_t kuiL12 = 1 + kuiL1 + kuiL2;
+  const uint16_t kuiL23 = 1 + kuiL2 + kuiL3;
+  const uint8_t kuiDDR0 = (kuiTL0 + kuiLT0) >> 2;   // kuiDDR0
+  const uint8_t kuiDDR1 = (kuiLT0 + kuiT01) >> 2;   // kuiDDR1
+  const uint8_t kuiDDR2 = (kuiT01 + kuiT12) >> 2;   // kuiDDR2
+  const uint8_t kuiDDR3 = (kuiT12 + kuiT23) >> 2;   // kuiDDR3
+  const uint8_t kuiDDR4 = (kuiTL0 + kuiL01) >> 2;   // kuiDDR4
+  const uint8_t kuiDDR5 = (kuiL01 + kuiL12) >> 2;   // kuiDDR5
+  const uint8_t kuiDDR6 = (kuiL12 + kuiL23) >> 2;   // kuiDDR6
+  const uint8_t kuiList[8] = { kuiDDR6, kuiDDR5, kuiDDR4, kuiDDR0, kuiDDR1, kuiDDR2, kuiDDR3, 0 };
 
   ST32 (pPred            , LD32 (kuiList + 3));
   ST32 (pPred + kiStride , LD32 (kuiList + 2));
@@ -189,34 +189,34 @@
 
 /*vertical pLeft*/
 void WelsI4x4LumaPredVL_ref (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride + kiStride2;
-  uint8_t* ptopleft		= &pPred[- (kiStride + 1)];
+  const int32_t kiStride2   = kiStride << 1;
+  const int32_t kiStride3   = kiStride + kiStride2;
+  uint8_t* ptopleft         = &pPred[- (kiStride + 1)];
   /*get pTop*/
-  const uint8_t kuiT0		    = * (ptopleft + 1);
-  const uint8_t kuiT1		    = * (ptopleft + 2);
-  const uint8_t kuiT2		    = * (ptopleft + 3);
-  const uint8_t kuiT3		    = * (ptopleft + 4);
-  const uint8_t kuiT4		    = * (ptopleft + 5);
-  const uint8_t kuiT5		    = * (ptopleft + 6);
-  const uint8_t kuiT6		    = * (ptopleft + 7);
-  const uint16_t kuiT01		= 1 + kuiT0 + kuiT1;
-  const uint16_t kuiT12		= 1 + kuiT1 + kuiT2;
-  const uint16_t kuiT23		= 1 + kuiT2 + kuiT3;
-  const uint16_t kuiT34		= 1 + kuiT3 + kuiT4;
-  const uint16_t kuiT45		= 1 + kuiT4 + kuiT5;
-  const uint16_t kuiT56		= 1 + kuiT5 + kuiT6;
-  const uint8_t kuiVL0		= kuiT01 >> 1;			// kuiVL0
-  const uint8_t kuiVL1		= kuiT12 >> 1;			// kuiVL1
-  const uint8_t kuiVL2		= kuiT23 >> 1;			// kuiVL2
-  const uint8_t kuiVL3		= kuiT34 >> 1;			// kuiVL3
-  const uint8_t kuiVL4		= kuiT45 >> 1;			// kuiVL4
-  const uint8_t kuiVL5		= (kuiT01 + kuiT12) >> 2;	// kuiVL5
-  const uint8_t kuiVL6		= (kuiT12 + kuiT23) >> 2;	// kuiVL6
-  const uint8_t kuiVL7		= (kuiT23 + kuiT34) >> 2;	// kuiVL7
-  const uint8_t kuiVL8		= (kuiT34 + kuiT45) >> 2;	// kuiVL8
-  const uint8_t kuiVL9		= (kuiT45 + kuiT56) >> 2;	// kuiVL9
-  const uint8_t kuiList[10]	= { kuiVL0, kuiVL1, kuiVL2, kuiVL3, kuiVL4, kuiVL5, kuiVL6, kuiVL7, kuiVL8, kuiVL9 };
+  const uint8_t kuiT0       = * (ptopleft + 1);
+  const uint8_t kuiT1       = * (ptopleft + 2);
+  const uint8_t kuiT2       = * (ptopleft + 3);
+  const uint8_t kuiT3       = * (ptopleft + 4);
+  const uint8_t kuiT4       = * (ptopleft + 5);
+  const uint8_t kuiT5       = * (ptopleft + 6);
+  const uint8_t kuiT6       = * (ptopleft + 7);
+  const uint16_t kuiT01     = 1 + kuiT0 + kuiT1;
+  const uint16_t kuiT12     = 1 + kuiT1 + kuiT2;
+  const uint16_t kuiT23     = 1 + kuiT2 + kuiT3;
+  const uint16_t kuiT34     = 1 + kuiT3 + kuiT4;
+  const uint16_t kuiT45     = 1 + kuiT4 + kuiT5;
+  const uint16_t kuiT56     = 1 + kuiT5 + kuiT6;
+  const uint8_t kuiVL0      = kuiT01 >> 1;              // kuiVL0
+  const uint8_t kuiVL1      = kuiT12 >> 1;              // kuiVL1
+  const uint8_t kuiVL2      = kuiT23 >> 1;              // kuiVL2
+  const uint8_t kuiVL3      = kuiT34 >> 1;              // kuiVL3
+  const uint8_t kuiVL4      = kuiT45 >> 1;              // kuiVL4
+  const uint8_t kuiVL5      = (kuiT01 + kuiT12) >> 2;   // kuiVL5
+  const uint8_t kuiVL6      = (kuiT12 + kuiT23) >> 2;   // kuiVL6
+  const uint8_t kuiVL7      = (kuiT23 + kuiT34) >> 2;   // kuiVL7
+  const uint8_t kuiVL8      = (kuiT34 + kuiT45) >> 2;   // kuiVL8
+  const uint8_t kuiVL9      = (kuiT45 + kuiT56) >> 2;   // kuiVL9
+  const uint8_t kuiList[10] = { kuiVL0, kuiVL1, kuiVL2, kuiVL3, kuiVL4, kuiVL5, kuiVL6, kuiVL7, kuiVL8, kuiVL9 };
 
   ST32 (pPred,             LD32 (kuiList));
   ST32 (pPred + kiStride,  LD32 (kuiList + 5));
@@ -226,27 +226,27 @@
 
 /*vertical pLeft*/
 void WelsI4x4LumaPredVLTop_ref (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	    = kiStride << 1;
-  const int32_t kiStride3	    = kiStride + kiStride2;
-  uint8_t* ptopleft		    = &pPred[- (kiStride + 1)];
+  const int32_t kiStride2   = kiStride << 1;
+  const int32_t kiStride3   = kiStride + kiStride2;
+  uint8_t* ptopleft         = &pPred[- (kiStride + 1)];
   /*get pTop*/
-  const uint8_t kuiT0		    = * (ptopleft + 1);
-  const uint8_t kuiT1		    = * (ptopleft + 2);
-  const uint8_t kuiT2		    = * (ptopleft + 3);
-  const uint8_t kuiT3		    = * (ptopleft + 4);
-  const uint16_t kuiT01		= 1 + kuiT0 + kuiT1;
-  const uint16_t kuiT12		= 1 + kuiT1 + kuiT2;
-  const uint16_t kuiT23		= 1 + kuiT2 + kuiT3;
-  const uint16_t kuiT33		= 1 + (kuiT3 << 1);
-  const uint8_t kuiVL0		= kuiT01 >> 1;
-  const uint8_t kuiVL1		= kuiT12 >> 1;
-  const uint8_t kuiVL2		= kuiT23 >> 1;
-  const uint8_t kuiVL3		= kuiT33 >> 1;
-  const uint8_t kuiVL4		= (kuiT01 + kuiT12) >> 2;
-  const uint8_t kuiVL5		= (kuiT12 + kuiT23) >> 2;
-  const uint8_t kuiVL6		= (kuiT23 + kuiT33) >> 2;
-  const uint8_t kuiVL7		= kuiVL3;
-  const uint8_t kuiList[10]	= { kuiVL0, kuiVL1, kuiVL2, kuiVL3, kuiVL3, kuiVL4, kuiVL5, kuiVL6, kuiVL7, kuiVL7 };
+  const uint8_t kuiT0       = * (ptopleft + 1);
+  const uint8_t kuiT1       = * (ptopleft + 2);
+  const uint8_t kuiT2       = * (ptopleft + 3);
+  const uint8_t kuiT3       = * (ptopleft + 4);
+  const uint16_t kuiT01     = 1 + kuiT0 + kuiT1;
+  const uint16_t kuiT12     = 1 + kuiT1 + kuiT2;
+  const uint16_t kuiT23     = 1 + kuiT2 + kuiT3;
+  const uint16_t kuiT33     = 1 + (kuiT3 << 1);
+  const uint8_t kuiVL0      = kuiT01 >> 1;
+  const uint8_t kuiVL1      = kuiT12 >> 1;
+  const uint8_t kuiVL2      = kuiT23 >> 1;
+  const uint8_t kuiVL3      = kuiT33 >> 1;
+  const uint8_t kuiVL4      = (kuiT01 + kuiT12) >> 2;
+  const uint8_t kuiVL5      = (kuiT12 + kuiT23) >> 2;
+  const uint8_t kuiVL6      = (kuiT23 + kuiT33) >> 2;
+  const uint8_t kuiVL7      = kuiVL3;
+  const uint8_t kuiList[10] = { kuiVL0, kuiVL1, kuiVL2, kuiVL3, kuiVL3, kuiVL4, kuiVL5, kuiVL6, kuiVL7, kuiVL7 };
 
   ST32 (pPred            , LD32 (kuiList));
   ST32 (pPred + kiStride , LD32 (kuiList + 5));
@@ -257,28 +257,28 @@
 
 /*vertical right*/
 void WelsI4x4LumaPredVR_ref (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	    = kiStride << 1;
-  const int32_t kiStride3	    = kiStride + kiStride2;
-  const uint8_t kuiLT		    = pPred[-kiStride - 1];
+  const int32_t kiStride2   = kiStride << 1;
+  const int32_t kiStride3   = kiStride + kiStride2;
+  const uint8_t kuiLT       = pPred[-kiStride - 1];
   /*get pLeft and pTop*/
-  const uint8_t kuiL0		    = pPred[         -1];
-  const uint8_t kuiL1		    = pPred[kiStride - 1];
-  const uint8_t kuiL2		    = pPred[kiStride2 - 1];
-  const uint8_t kuiT0		    = pPred[ -kiStride];
-  const uint8_t kuiT1		    = pPred[1 - kiStride];
-  const uint8_t kuiT2		    = pPred[2 - kiStride];
-  const uint8_t kuiT3		    = pPred[3 - kiStride];
-  const uint8_t kuiVR0		= (1 + kuiLT + kuiT0) >> 1;	// kuiVR0
-  const uint8_t kuiVR1		= (1 + kuiT0 + kuiT1) >> 1;	// kuiVR1
-  const uint8_t kuiVR2		= (1 + kuiT1 + kuiT2) >> 1;	// kuiVR2
-  const uint8_t kuiVR3		= (1 + kuiT2 + kuiT3) >> 1;	// kuiVR3
-  const uint8_t kuiVR4		= (2 + kuiL0 + (kuiLT << 1) + kuiT0) >> 2;	// kuiVR4
-  const uint8_t kuiVR5		= (2 + kuiLT + (kuiT0 << 1) + kuiT1) >> 2;	// kuiVR5
-  const uint8_t kuiVR6		= (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2;	// kuiVR6
-  const uint8_t kuiVR7		= (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2;	// kuiVR7
-  const uint8_t kuiVR8		= (2 + kuiLT + (kuiL0 << 1) + kuiL1) >> 2;	// kuiVR8
-  const uint8_t kuiVR9		= (2 + kuiL0 + (kuiL1 << 1) + kuiL2) >> 2;	// kuiVR9
-  const uint8_t kuiList[10]	= { kuiVR8, kuiVR0, kuiVR1, kuiVR2, kuiVR3, kuiVR9, kuiVR4, kuiVR5, kuiVR6, kuiVR7 };
+  const uint8_t kuiL0       = pPred[          - 1];
+  const uint8_t kuiL1       = pPred[kiStride  - 1];
+  const uint8_t kuiL2       = pPred[kiStride2 - 1];
+  const uint8_t kuiT0       = pPred[ -kiStride];
+  const uint8_t kuiT1       = pPred[1 - kiStride];
+  const uint8_t kuiT2       = pPred[2 - kiStride];
+  const uint8_t kuiT3       = pPred[3 - kiStride];
+  const uint8_t kuiVR0      = (1 + kuiLT + kuiT0) >> 1;                 // kuiVR0
+  const uint8_t kuiVR1      = (1 + kuiT0 + kuiT1) >> 1;                 // kuiVR1
+  const uint8_t kuiVR2      = (1 + kuiT1 + kuiT2) >> 1;                 // kuiVR2
+  const uint8_t kuiVR3      = (1 + kuiT2 + kuiT3) >> 1;                 // kuiVR3
+  const uint8_t kuiVR4      = (2 + kuiL0 + (kuiLT << 1) + kuiT0) >> 2;  // kuiVR4
+  const uint8_t kuiVR5      = (2 + kuiLT + (kuiT0 << 1) + kuiT1) >> 2;  // kuiVR5
+  const uint8_t kuiVR6      = (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2;  // kuiVR6
+  const uint8_t kuiVR7      = (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2;  // kuiVR7
+  const uint8_t kuiVR8      = (2 + kuiLT + (kuiL0 << 1) + kuiL1) >> 2;  // kuiVR8
+  const uint8_t kuiVR9      = (2 + kuiL0 + (kuiL1 << 1) + kuiL2) >> 2;  // kuiVR9
+  const uint8_t kuiList[10] = { kuiVR8, kuiVR0, kuiVR1, kuiVR2, kuiVR3, kuiVR9, kuiVR4, kuiVR5, kuiVR6, kuiVR7 };
 
   ST32 (pPred            , LD32 (kuiList + 1));
   ST32 (pPred + kiStride , LD32 (kuiList + 6));
@@ -288,23 +288,23 @@
 
 /*horizontal up*/
 void WelsI4x4LumaPredHU_ref (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2	    = kiStride << 1;
-  const int32_t kiStride3	    = kiStride + kiStride2;
+  const int32_t kiStride2   = kiStride << 1;
+  const int32_t kiStride3   = kiStride + kiStride2;
   /*get pLeft*/
-  const uint8_t kuiL0		    = pPred[         -1];
-  const uint8_t kuiL1		    = pPred[kiStride - 1];
-  const uint8_t kuiL2		    = pPred[kiStride2 - 1];
-  const uint8_t kuiL3		    = pPred[kiStride3 - 1];
-  const uint16_t kuiL01		= 1 + kuiL0 + kuiL1;
-  const uint16_t kuiL12		= 1 + kuiL1 + kuiL2;
-  const uint16_t kuiL23		= 1 + kuiL2 + kuiL3;
-  const uint8_t kuiHU0		= kuiL01 >> 1;
-  const uint8_t kuiHU1		= (kuiL01 + kuiL12) >> 2;
-  const uint8_t kuiHU2		= kuiL12 >> 1;
-  const uint8_t kuiHU3		= (kuiL12 + kuiL23) >> 2;
-  const uint8_t kuiHU4		= kuiL23 >> 1;
-  const uint8_t kuiHU5		= (1 + kuiL23 + (kuiL3 << 1)) >> 2;
-  const uint8_t kuiList[10]	= { kuiHU0, kuiHU1, kuiHU2, kuiHU3, kuiHU4, kuiHU5, kuiL3, kuiL3, kuiL3, kuiL3 };
+  const uint8_t kuiL0       = pPred[          - 1];
+  const uint8_t kuiL1       = pPred[kiStride  - 1];
+  const uint8_t kuiL2       = pPred[kiStride2 - 1];
+  const uint8_t kuiL3       = pPred[kiStride3 - 1];
+  const uint16_t kuiL01     = 1 + kuiL0 + kuiL1;
+  const uint16_t kuiL12     = 1 + kuiL1 + kuiL2;
+  const uint16_t kuiL23     = 1 + kuiL2 + kuiL3;
+  const uint8_t kuiHU0      = kuiL01 >> 1;
+  const uint8_t kuiHU1      = (kuiL01 + kuiL12) >> 2;
+  const uint8_t kuiHU2      = kuiL12 >> 1;
+  const uint8_t kuiHU3      = (kuiL12 + kuiL23) >> 2;
+  const uint8_t kuiHU4      = kuiL23 >> 1;
+  const uint8_t kuiHU5      = (1 + kuiL23 + (kuiL3 << 1)) >> 2;
+  const uint8_t kuiList[10] = { kuiHU0, kuiHU1, kuiHU2, kuiHU3, kuiHU4, kuiHU5, kuiL3, kuiL3, kuiL3, kuiL3 };
 
   ST32 (pPred            , LD32 (kuiList));
   ST32 (pPred + kiStride , LD32 (kuiList + 2));
@@ -314,35 +314,35 @@
 
 /*horizontal down*/
 void WelsI4x4LumaPredHD_ref (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiStride2 	= kiStride << 1;
-  const int32_t kiStride3	    = kiStride + kiStride2;
-  const uint8_t kuiLT		    = pPred[- (kiStride + 1)];
+  const int32_t kiStride2   = kiStride << 1;
+  const int32_t kiStride3   = kiStride + kiStride2;
+  const uint8_t kuiLT       = pPred[- (kiStride + 1)];
   /*get pLeft and pTop*/
-  const uint8_t kuiL0		    = pPred[-1          ];
-  const uint8_t kuiL1		    = pPred[-1 + kiStride ];
-  const uint8_t kuiL2		    = pPred[-1 + kiStride2];
-  const uint8_t kuiL3		    = pPred[-1 + kiStride3];
-  const uint8_t kuiT0		    = pPred[-kiStride   ];
-  const uint8_t kuiT1		    = pPred[-kiStride + 1 ];
-  const uint8_t kuiT2		    = pPred[-kiStride + 2 ];
-  const uint16_t kuiTL0		= 1 + kuiLT + kuiL0;
-  const uint16_t kuiLT0		= 1 + kuiLT + kuiT0;
-  const uint16_t kuiT01		= 1 + kuiT0 + kuiT1;
-  const uint16_t kuiT12		= 1 + kuiT1 + kuiT2;
-  const uint16_t kuiL01		= 1 + kuiL0 + kuiL1;
-  const uint16_t kuiL12		= 1 + kuiL1 + kuiL2;
-  const uint16_t kuiL23		= 1 + kuiL2 + kuiL3;
-  const uint8_t kuiHD0		= kuiTL0 >> 1;
-  const uint8_t kuiHD1		= (kuiTL0 + kuiLT0) >> 2;
-  const uint8_t kuiHD2		= (kuiLT0 + kuiT01) >> 2;
-  const uint8_t kuiHD3		= (kuiT01 + kuiT12) >> 2;
-  const uint8_t kuiHD4		= kuiL01 >> 1;
-  const uint8_t kuiHD5		= (kuiTL0 + kuiL01) >> 2;
-  const uint8_t kuiHD6		= kuiL12 >> 1;
-  const uint8_t kuiHD7		= (kuiL01 + kuiL12) >> 2;
-  const uint8_t kuiHD8		= kuiL23 >> 1;
-  const uint8_t kuiHD9	    = (kuiL12 + kuiL23) >> 2;
-  const uint8_t kuiList[10]	= { kuiHD8, kuiHD9, kuiHD6, kuiHD7, kuiHD4, kuiHD5, kuiHD0, kuiHD1, kuiHD2, kuiHD3 };
+  const uint8_t kuiL0       = pPred[-1            ];
+  const uint8_t kuiL1       = pPred[-1 + kiStride ];
+  const uint8_t kuiL2       = pPred[-1 + kiStride2];
+  const uint8_t kuiL3       = pPred[-1 + kiStride3];
+  const uint8_t kuiT0       = pPred[-kiStride     ];
+  const uint8_t kuiT1       = pPred[-kiStride + 1 ];
+  const uint8_t kuiT2       = pPred[-kiStride + 2 ];
+  const uint16_t kuiTL0     = 1 + kuiLT + kuiL0;
+  const uint16_t kuiLT0     = 1 + kuiLT + kuiT0;
+  const uint16_t kuiT01     = 1 + kuiT0 + kuiT1;
+  const uint16_t kuiT12     = 1 + kuiT1 + kuiT2;
+  const uint16_t kuiL01     = 1 + kuiL0 + kuiL1;
+  const uint16_t kuiL12     = 1 + kuiL1 + kuiL2;
+  const uint16_t kuiL23     = 1 + kuiL2 + kuiL3;
+  const uint8_t kuiHD0      = kuiTL0 >> 1;
+  const uint8_t kuiHD1      = (kuiTL0 + kuiLT0) >> 2;
+  const uint8_t kuiHD2      = (kuiLT0 + kuiT01) >> 2;
+  const uint8_t kuiHD3      = (kuiT01 + kuiT12) >> 2;
+  const uint8_t kuiHD4      = kuiL01 >> 1;
+  const uint8_t kuiHD5      = (kuiTL0 + kuiL01) >> 2;
+  const uint8_t kuiHD6      = kuiL12 >> 1;
+  const uint8_t kuiHD7      = (kuiL01 + kuiL12) >> 2;
+  const uint8_t kuiHD8      = kuiL23 >> 1;
+  const uint8_t kuiHD9      = (kuiL12 + kuiL23) >> 2;
+  const uint8_t kuiList[10] = { kuiHD8, kuiHD9, kuiHD6, kuiHD7, kuiHD4, kuiHD5, kuiHD0, kuiHD1, kuiHD2, kuiHD3 };
 
   ST32 (pPred            , LD32 (kuiList + 6));
   ST32 (pPred + kiStride , LD32 (kuiList + 4));
@@ -433,27 +433,27 @@
 
 
 void WelsIChromaPredDc_ref (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiL1		= kiStride - 1;
-  const int32_t kiL2		= kiL1 + kiStride;
-  const int32_t kiL3		= kiL2 + kiStride;
-  const int32_t kiL4		= kiL3 + kiStride;
-  const int32_t kiL5		= kiL4 + kiStride;
-  const int32_t kiL6		= kiL5 + kiStride;
-  const int32_t kiL7		= kiL6 + kiStride;
+  const int32_t kiL1        = kiStride - 1;
+  const int32_t kiL2        = kiL1 + kiStride;
+  const int32_t kiL3        = kiL2 + kiStride;
+  const int32_t kiL4        = kiL3 + kiStride;
+  const int32_t kiL5        = kiL4 + kiStride;
+  const int32_t kiL6        = kiL5 + kiStride;
+  const int32_t kiL7        = kiL6 + kiStride;
   /*caculate the kMean value*/
-  const uint8_t kuiM1		= (pPred[-kiStride] + pPred[1 - kiStride] + pPred[2 - kiStride] + pPred[3 - kiStride] +
+  const uint8_t kuiM1       = (pPred[-kiStride] + pPred[1 - kiStride] + pPred[2 - kiStride] + pPred[3 - kiStride] +
                            pPred[-1] + pPred[kiL1] + pPred[kiL2] + pPred[kiL3] + 4) >> 3 ;
-  const uint32_t kuiSum2	= pPred[4 - kiStride] + pPred[5 - kiStride] + pPred[6 - kiStride] + pPred[7 - kiStride];
-  const uint32_t kuiSum3	= pPred[kiL4] + pPred[kiL5] + pPred[kiL6] + pPred[kiL7];
-  const uint8_t kuiM2		= (kuiSum2 + 2) >> 2;
-  const uint8_t kuiM3		= (kuiSum3 + 2) >> 2;
-  const uint8_t kuiM4		= (kuiSum2 + kuiSum3 + 4) >> 3;
-  const uint8_t kuiMUP[8]	= {kuiM1, kuiM1, kuiM1, kuiM1, kuiM2, kuiM2, kuiM2, kuiM2};
-  const uint8_t kuiMDown[8]	= {kuiM3, kuiM3, kuiM3, kuiM3, kuiM4, kuiM4, kuiM4, kuiM4};
-  const uint64_t kuiUP64		= LD64 (kuiMUP);
-  const uint64_t kuiDN64		= LD64 (kuiMDown);
+  const uint32_t kuiSum2    = pPred[4 - kiStride] + pPred[5 - kiStride] + pPred[6 - kiStride] + pPred[7 - kiStride];
+  const uint32_t kuiSum3    = pPred[kiL4] + pPred[kiL5] + pPred[kiL6] + pPred[kiL7];
+  const uint8_t kuiM2       = (kuiSum2 + 2) >> 2;
+  const uint8_t kuiM3       = (kuiSum3 + 2) >> 2;
+  const uint8_t kuiM4       = (kuiSum2 + kuiSum3 + 4) >> 3;
+  const uint8_t kuiMUP[8]   = {kuiM1, kuiM1, kuiM1, kuiM1, kuiM2, kuiM2, kuiM2, kuiM2};
+  const uint8_t kuiMDown[8] = {kuiM3, kuiM3, kuiM3, kuiM3, kuiM4, kuiM4, kuiM4, kuiM4};
+  const uint64_t kuiUP64    = LD64 (kuiMUP);
+  const uint64_t kuiDN64    = LD64 (kuiMDown);
 
-  ST64 (pPred       , kuiUP64);
+  ST64 (pPred           , kuiUP64);
   ST64 (pPred + kiL1 + 1, kuiUP64);
   ST64 (pPred + kiL2 + 1, kuiUP64);
   ST64 (pPred + kiL3 + 1, kuiUP64);
@@ -464,13 +464,13 @@
 }
 
 void WelsIChromaPredDcLeft_ref (uint8_t* pPred, const int32_t kiStride) {
-  const int32_t kiL1	=   -1 + kiStride;
-  const int32_t kiL2	= kiL1 + kiStride;
-  const int32_t kiL3	= kiL2 + kiStride;
-  const int32_t kiL4	= kiL3 + kiStride;
-  const int32_t kiL5	= kiL4 + kiStride;
-  const int32_t kiL6	= kiL5 + kiStride;
-  const int32_t kiL7	= kiL6 + kiStride;
+  const int32_t kiL1    =   -1 + kiStride;
+  const int32_t kiL2    = kiL1 + kiStride;
+  const int32_t kiL3    = kiL2 + kiStride;
+  const int32_t kiL4    = kiL3 + kiStride;
+  const int32_t kiL5    = kiL4 + kiStride;
+  const int32_t kiL6    = kiL5 + kiStride;
+  const int32_t kiL7    = kiL6 + kiStride;
   /*caculate the kMean value*/
   const uint8_t kuiMUP   = (pPred[-1] + pPred[kiL1] + pPred[kiL2] + pPred[kiL3] + 2) >> 2 ;
   const uint8_t kuiMDown = (pPred[kiL4] + pPred[kiL5] + pPred[kiL6] + pPred[kiL7] + 2) >> 2;
@@ -477,7 +477,7 @@
   const uint64_t kuiUP64 = 0x0101010101010101ULL * kuiMUP;
   const uint64_t kuiDN64 = 0x0101010101010101ULL * kuiMDown;
 
-  ST64 (pPred       , kuiUP64);
+  ST64 (pPred           , kuiUP64);
   ST64 (pPred + kiL1 + 1, kuiUP64);
   ST64 (pPred + kiL2 + 1, kuiUP64);
   ST64 (pPred + kiL3 + 1, kuiUP64);
--- a/test/encoder/EncUT_EncoderMbAux.cpp
+++ b/test/encoder/EncUT_EncoderMbAux.cpp
@@ -421,8 +421,8 @@
   int32_t i, iIdx;
   for (i = 0 ; i < 16 ; i += 4) {
     iIdx = ((i & 0x08) << 4) + ((i & 0x04) << 3);
-    s[0] = pDct[iIdx ]	 + pDct[iIdx + 80];
-    s[3] = pDct[iIdx ]	 - pDct[iIdx + 80];
+    s[0] = pDct[iIdx ]     + pDct[iIdx + 80];
+    s[3] = pDct[iIdx ]     - pDct[iIdx + 80];
     s[1] = pDct[iIdx + 16] + pDct[iIdx + 64];
     s[2] = pDct[iIdx + 16] - pDct[iIdx + 64];
     p[i  ] = s[0] + s[1];
--- a/test/encoder/EncUT_GetIntraPredictor.cpp
+++ b/test/encoder/EncUT_GetIntraPredictor.cpp
@@ -9,7 +9,7 @@
 
 TEST (GetIntraPredictorTest, TestGetI4x4LumaPredV) {
   uint8_t* pPred = new uint8_t[64];
-  uint8_t*	pRef  = new uint8_t[64];
+  uint8_t* pRef  = new uint8_t[64];
   for (int i = 0; i < 64; i++)
     pRef[i] = rand() % 256;
 
@@ -137,8 +137,8 @@
 
 TEST (GetIntraPredictorTest, TestGetI4x4LumaPredDDR) {
   const int32_t kiStride = rand() % 256 + 16;
-  const int32_t kiStride2	= kiStride << 1;
-  const int32_t kiStride3	= kiStride + kiStride2;
+  const int32_t kiStride2 = kiStride << 1;
+  const int32_t kiStride3 = kiStride + kiStride2;
 
   uint8_t* pPred = new uint8_t[64];
   uint8_t* pRef  = new uint8_t[kiStride3 + kiStride + 1];
--- a/test/encoder/EncUT_MemoryAlloc.cpp
+++ b/test/encoder/EncUT_MemoryAlloc.cpp
@@ -30,16 +30,16 @@
   const uint32_t kuiTargetAlignSize[4] = {32, 16, 64, 8};
   const uint32_t kuiZero = 0;
   for (int i = 0; i < 4; i++) {
-    const uint32_t kuiTestAlignSize	= kuiTargetAlignSize[i];
-    const uint32_t kuiTestDataSize		= abs (rand());
+    const uint32_t kuiTestAlignSize = kuiTargetAlignSize[i];
+    const uint32_t kuiTestDataSize  = abs (rand());
 
     CMemoryAlign cTestMa (kuiTestAlignSize);
     const uint32_t uiSize = kuiTestDataSize;
     const char strUnitTestTag[100] = "pUnitTestData";
-    const uint32_t kuiUsedCacheLineSize	= ((kuiTestAlignSize == 0)
+    const uint32_t kuiUsedCacheLineSize = ((kuiTestAlignSize == 0)
                                            || (kuiTestAlignSize & 0x0F)) ? (16) : (kuiTestAlignSize);
-    const uint32_t kuiExtraAlignSize	= kuiUsedCacheLineSize - 1;
-    const uint32_t kuiExpectedSize	= sizeof (void**) + sizeof (int32_t) + kuiExtraAlignSize + uiSize;
+    const uint32_t kuiExtraAlignSize    = kuiUsedCacheLineSize - 1;
+    const uint32_t kuiExpectedSize      = sizeof (void**) + sizeof (int32_t) + kuiExtraAlignSize + uiSize;
     uint8_t* pUnitTestData = static_cast<uint8_t*> (cTestMa.WelsMalloc (uiSize, strUnitTestTag));
     if (pUnitTestData != NULL) {
       ASSERT_TRUE ((((uintptr_t) (pUnitTestData)) & kuiExtraAlignSize) == 0);
--- a/test/encoder/EncUT_MotionEstimate.cpp
+++ b/test/encoder/EncUT_MotionEstimate.cpp
@@ -142,9 +142,9 @@
     m_iMvRange = m_iUsageType ? EXPANDED_MV_RANGE : CAMERA_STARTMV_RANGE;
     m_iMvdRange = (m_iUsageType ? EXPANDED_MVD_RANGE : ((m_iNumDependencyLayers == 1) ? CAMERA_MVD_RANGE :
                    CAMERA_HIGHLAYER_MVD_RANGE));
-    m_uiMvdInterTableSize	= (m_iMvdRange << 2); //intepel*4=qpel
-    m_uiMvdInterTableStride	=  1 + (m_uiMvdInterTableSize << 1);//qpel_mv_range*2=(+/-);
-    m_uiMvdCacheAlignedSize	= m_uiMvdInterTableStride * sizeof (uint16_t);
+    m_uiMvdInterTableSize       = (m_iMvdRange << 2); //intepel*4=qpel
+    m_uiMvdInterTableStride     =  1 + (m_uiMvdInterTableSize << 1);//qpel_mv_range*2=(+/-);
+    m_uiMvdCacheAlignedSize     = m_uiMvdInterTableStride * sizeof (uint16_t);
 
     m_pMa = new CMemoryAlign (16);
     ASSERT_TRUE (NULL != m_pMa);
--- a/test/processing/ProcessUT_DownSample.cpp
+++ b/test/processing/ProcessUT_DownSample.cpp
@@ -11,11 +11,11 @@
 void DyadicBilinearDownsampler_ref (uint8_t* pDst, const int32_t kiDstStride,
                                     uint8_t* pSrc, const int32_t kiSrcStride,
                                     const int32_t kiSrcWidth, const int32_t kiSrcHeight) {
-  uint8_t* pDstLine	= pDst;
-  uint8_t* pSrcLine	= pSrc;
-  const int32_t kiSrcStridex2	= kiSrcStride << 1;
-  const int32_t kiDstWidth		= kiSrcWidth >> 1;
-  const int32_t kiDstHeight	= kiSrcHeight >> 1;
+  uint8_t* pDstLine = pDst;
+  uint8_t* pSrcLine = pSrc;
+  const int32_t kiSrcStridex2 = kiSrcStride << 1;
+  const int32_t kiDstWidth    = kiSrcWidth  >> 1;
+  const int32_t kiDstHeight   = kiSrcHeight >> 1;
 
   for (int32_t j = 0; j < kiDstHeight; j ++) {
     for (int32_t i = 0; i < kiDstWidth; i ++) {
@@ -25,8 +25,8 @@
 
       pDstLine[i] = (uint8_t) ((kiTempRow1 + kiTempRow2 + 1) >> 1);
     }
-    pDstLine	+= kiDstStride;
-    pSrcLine	+= kiSrcStridex2;
+    pDstLine += kiDstStride;
+    pSrcLine += kiSrcStridex2;
   }
 }