ref: bc1b28b5dda881b6cdd17dd31bc035c5b9590cbd
parent: 09518da5457fcf0960ed0e233e26c5bcfaa02a14
author: Sijia Chen <[email protected]>
date: Thu Feb 5 11:34:28 EST 2015
fix for in-middle changing simulcast avc setting
--- a/codec/encoder/core/inc/encoder_context.h
+++ b/codec/encoder/core/inc/encoder_context.h
@@ -243,6 +243,30 @@
bool bDependencyRecFlag[MAX_DEPENDENCY_LAYER];
bool bRecFlag;
#endif
+
+ uint32_t GetNeededSpsNum() {+ if (0 == sPSOVector.uiNeededSpsNum) {+ sPSOVector.uiNeededSpsNum = ((SPS_LISTING & pSvcParam->eSpsPpsIdStrategy) ? (MAX_SPS_COUNT) :
+ ((pSvcParam->bSimulcastAVC) ? (pSvcParam->iSpatialLayerNum) : (1)));
+ }
+ return sPSOVector.uiNeededSpsNum;
+ }
+
+ uint32_t GetNeededSubsetSpsNum() {+ if (0 == sPSOVector.uiNeededSubsetSpsNum) {+ sPSOVector.uiNeededSubsetSpsNum = ((pSvcParam->bSimulcastAVC) ? (0) :
+ ((SPS_LISTING & pSvcParam->eSpsPpsIdStrategy) ? (MAX_SPS_COUNT) : (pSvcParam->iSpatialLayerNum - 1)));
+ }
+ return sPSOVector.uiNeededSubsetSpsNum;
+ }
+
+ uint32_t GetNeededPpsNum() {+ if (0 == sPSOVector.uiNeededPpsNum) {+ sPSOVector.uiNeededPpsNum = ((pSvcParam->eSpsPpsIdStrategy & SPS_PPS_LISTING) ? (MAX_PPS_COUNT) :
+ (1 + pSvcParam->iSpatialLayerNum));
+ }
+ return sPSOVector.uiNeededPpsNum;
+ }
} sWelsEncCtx/*, *PWelsEncCtx*/;
}
#endif//sWelsEncCtx_H__
--- a/codec/encoder/core/inc/wels_common_basis.h
+++ b/codec/encoder/core/inc/wels_common_basis.h
@@ -89,6 +89,10 @@
int32_t eSpsPpsIdStrategy;
#endif
+ uint32_t uiNeededSpsNum;
+ uint32_t uiNeededSubsetSpsNum;
+ uint32_t uiNeededPpsNum;
+
uint32_t uiInUseSpsNum;
uint32_t uiInUseSubsetSpsNum;
uint32_t uiInUsePpsNum;
--- a/codec/encoder/core/src/encoder_ext.cpp
+++ b/codec/encoder/core/src/encoder_ext.cpp
@@ -141,7 +141,7 @@
SSpatialLayerConfig* pLayerInfo = &pParam->sSpatialLayers[iLayer];
pLayerInfo->uiLevelIdc = uiLevelIdc;
if (uiLevelIdc > LEVEL_5_2) {- WelsLog (pLogCtx, WELS_LOG_INFO, "change unexpected levelidc(%d) setting to LEVEL_UNKNOWN", pLayerInfo->uiLevelIdc );
+ WelsLog (pLogCtx, WELS_LOG_INFO, "change unexpected levelidc(%d) setting to LEVEL_UNKNOWN", pLayerInfo->uiLevelIdc);
pLayerInfo->uiLevelIdc = LEVEL_UNKNOWN;
}
}
@@ -337,12 +337,14 @@
// eSpsPpsIdStrategy checkings
if (pCodingParam->iSpatialLayerNum > 1 && (SPS_LISTING & pCodingParam->eSpsPpsIdStrategy)) {WelsLog (pLogCtx, WELS_LOG_WARNING,
- "ParamValidationExt(), eSpsPpsIdStrategy setting (%d) with multiple SpatialLayers (%d) not supported! eSpsPpsIdStrategy adjusted to CONSTANT_ID", pCodingParam->eSpsPpsIdStrategy, pCodingParam->iSpatialLayerNum);
+ "ParamValidationExt(), eSpsPpsIdStrategy setting (%d) with multiple SpatialLayers (%d) not supported! eSpsPpsIdStrategy adjusted to CONSTANT_ID",
+ pCodingParam->eSpsPpsIdStrategy, pCodingParam->iSpatialLayerNum);
pCodingParam->eSpsPpsIdStrategy = CONSTANT_ID;
}
if (pCodingParam->iUsageType == SCREEN_CONTENT_REAL_TIME && (SPS_LISTING & pCodingParam->eSpsPpsIdStrategy)) {WelsLog (pLogCtx, WELS_LOG_WARNING,
- "ParamValidationExt(), eSpsPpsIdStrategy setting (%d) with iUsageType (%d) not supported! eSpsPpsIdStrategy adjusted to CONSTANT_ID", pCodingParam->eSpsPpsIdStrategy, pCodingParam->iUsageType);
+ "ParamValidationExt(), eSpsPpsIdStrategy setting (%d) with iUsageType (%d) not supported! eSpsPpsIdStrategy adjusted to CONSTANT_ID",
+ pCodingParam->eSpsPpsIdStrategy, pCodingParam->iUsageType);
pCodingParam->eSpsPpsIdStrategy = CONSTANT_ID;
}
@@ -502,7 +504,8 @@
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)!", iMbHeight, MAX_SLICES_NUM);
+ WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), invalid uiSliceNum (%d) settings more than MAX(%d)!",
+ iMbHeight, MAX_SLICES_NUM);
return ENC_RETURN_UNSUPPORTED_PARA;
}
pSpatialLayer->sSliceCfg.sSliceArgument.uiSliceNum = iMbHeight;
@@ -698,9 +701,9 @@
// count parasets
iCountNumNals += 1 + iNumDependencyLayers + (iCountNumLayers << 1) +
iCountNumLayers // plus iCountNumLayers for reserved application
- + ((SPS_LISTING & pParam->eSpsPpsIdStrategy) ? MAX_SPS_COUNT : 0) //for Sps
- + (((SPS_LISTING & pParam->eSpsPpsIdStrategy) && (iNumDependencyLayers > 1)) ? MAX_SPS_COUNT : 0) //for SubsetSps
- + ((SPS_PPS_LISTING == pParam->eSpsPpsIdStrategy) ? MAX_PPS_COUNT : 0);
+ + (*ppCtx)->GetNeededSpsNum()
+ + (*ppCtx)->GetNeededSubsetSpsNum()
+ + (*ppCtx)->GetNeededPpsNum();
// to check number of layers / nals / slices dependencies, 12/8/2010
if (iCountNumLayers > MAX_LAYER_NUM_OF_FRAME) {@@ -1026,7 +1029,6 @@
return INVALID_ID;
}
-
/*!
* \brief initialize ppDqLayerList and slicepEncCtx_list due to count number of layers available
* \pParam pCtx sWelsEncCtx*
@@ -1195,54 +1197,41 @@
}
// for dynamically malloc for parameter sets memory instead of maximal items for standard to reduce size, 3/18/2010
- // SPS
- if (!pParam->bSimulcastAVC) {- if (! (SPS_LISTING & pParam->eSpsPpsIdStrategy)) {- (*ppCtx)->pSpsArray = (SWelsSPS*)pMa->WelsMalloc (sizeof (SWelsSPS), "pSpsArray");
- WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pSpsArray), FreeMemorySvc (ppCtx))
- if (iDlayerCount > 1) {- (*ppCtx)->pSubsetArray = (SSubsetSps*)pMa->WelsMalloc ((iDlayerCount - 1) * sizeof (SSubsetSps), "pSubsetArray");
- WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pSubsetArray), FreeMemorySvc (ppCtx))
- }
- } else {- // pParam->eSpsPpsIdStrategy == SPS_LISTING_AND_PPS_INCREASING
- // new memory
- (*ppCtx)->pSpsArray = (SWelsSPS*)pMa->WelsMalloc (MAX_SPS_COUNT * sizeof (SWelsSPS), "pSpsArray");
- WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pSpsArray), FreeMemorySvc (ppCtx))
-
- (*ppCtx)->pSubsetArray = (SSubsetSps*)pMa->WelsMalloc (MAX_SPS_COUNT * sizeof (SSubsetSps), "pSubsetArray");
- WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pSubsetArray), FreeMemorySvc (ppCtx))
-
- // copy from existing if the pointer exists
- if (NULL != pExistingParasetList) {- (*ppCtx)->sPSOVector.uiInUseSpsNum = pExistingParasetList->uiInUseSpsNum;
- (*ppCtx)->sPSOVector.uiInUseSubsetSpsNum = pExistingParasetList->uiInUseSubsetSpsNum;
- memcpy ((*ppCtx)->pSpsArray, pExistingParasetList->sSps, MAX_SPS_COUNT * sizeof (SWelsSPS));
- memcpy ((*ppCtx)->pSubsetArray, pExistingParasetList->sSubsetSps, MAX_SPS_COUNT * sizeof (SSubsetSps));
- }
- }
+ const int32_t kiNeededSpsNum = (*ppCtx)->GetNeededSpsNum();
+ const int32_t kiNeededSubsetSpsNum = (*ppCtx)->GetNeededSubsetSpsNum();
+ (*ppCtx)->pSpsArray = (SWelsSPS*)pMa->WelsMalloc (kiNeededSpsNum * sizeof (SWelsSPS), "pSpsArray");
+ WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pSpsArray), FreeMemorySvc (ppCtx))
+ if (kiNeededSubsetSpsNum > 0) {+ (*ppCtx)->pSubsetArray = (SSubsetSps*)pMa->WelsMalloc (kiNeededSubsetSpsNum * sizeof (SSubsetSps), "pSubsetArray");
+ WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pSubsetArray), FreeMemorySvc (ppCtx))
} else {- //bSimulcastAVC
- (*ppCtx)->pSpsArray = (SWelsSPS*)pMa->WelsMalloc (iDlayerCount * sizeof (SWelsSPS), "pSpsArray");
- WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pSpsArray), FreeMemorySvc (ppCtx))
(*ppCtx)->pSubsetArray = NULL;
}
- // PPS
- if (! (SPS_PPS_LISTING == pParam->eSpsPpsIdStrategy)) {- (*ppCtx)->pPPSArray = (SWelsPPS*)pMa->WelsMalloc (iDlayerCount * sizeof (SWelsPPS), "pPPSArray");
- WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pPPSArray), FreeMemorySvc (ppCtx))
- } else {- (*ppCtx)->pPPSArray = (SWelsPPS*)pMa->WelsMalloc (MAX_PPS_COUNT * sizeof (SWelsPPS), "pPPSArray");
- WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pPPSArray), FreeMemorySvc (ppCtx))
+ if ((SPS_LISTING & pParam->eSpsPpsIdStrategy) && (NULL != pExistingParasetList)) {+ (*ppCtx)->sPSOVector.uiInUseSpsNum = pExistingParasetList->uiInUseSpsNum;
+ memcpy ((*ppCtx)->pSpsArray, pExistingParasetList->sSps, MAX_SPS_COUNT * sizeof (SWelsSPS));
- // copy from existing if the pointer exists
- if (NULL != pExistingParasetList) {- (*ppCtx)->sPSOVector.uiInUsePpsNum = pExistingParasetList->uiInUsePpsNum;
- memcpy ((*ppCtx)->pPPSArray, pExistingParasetList->sPps, MAX_PPS_COUNT * sizeof (SWelsPPS));
+ if (kiNeededSubsetSpsNum > 0) {+ (*ppCtx)->sPSOVector.uiInUseSubsetSpsNum = pExistingParasetList->uiInUseSubsetSpsNum;
+ memcpy ((*ppCtx)->pSubsetArray, pExistingParasetList->sSubsetSps, MAX_SPS_COUNT * sizeof (SSubsetSps));
+ } else {+ (*ppCtx)->sPSOVector.uiInUseSubsetSpsNum = 0;
}
}
+ // PPS
+ const int32_t kiNeededPpsNum = (*ppCtx)->GetNeededPpsNum();
+ (*ppCtx)->pPPSArray = (SWelsPPS*)pMa->WelsMalloc (kiNeededPpsNum * sizeof (SWelsPPS), "pPPSArray");
+ WELS_VERIFY_RETURN_PROC_IF (1, (NULL == (*ppCtx)->pPPSArray), FreeMemorySvc (ppCtx))
+
+ // copy from existing if the pointer exists
+ if ((SPS_PPS_LISTING == pParam->eSpsPpsIdStrategy) && (NULL != pExistingParasetList)) {+ (*ppCtx)->sPSOVector.uiInUsePpsNum = pExistingParasetList->uiInUsePpsNum;
+ memcpy ((*ppCtx)->pPPSArray, pExistingParasetList->sPps, MAX_PPS_COUNT * sizeof (SWelsPPS));
+ }
+
+
if (INCREASING_ID & pParam->eSpsPpsIdStrategy) {(*ppCtx)->pPSOVector = & ((*ppCtx)->sPSOVector);
} else {@@ -1728,8 +1717,8 @@
return 1;
}
- const int32_t kiSpsSize = (pParam->eSpsPpsIdStrategy & SPS_LISTING) ? (MAX_SPS_COUNT * SPS_BUFFER_SIZE): (pParam->iSpatialLayerNum * SPS_BUFFER_SIZE);
- const int32_t kiPpsSize = (pParam->eSpsPpsIdStrategy & SPS_PPS_LISTING) ? (MAX_PPS_COUNT * SPS_BUFFER_SIZE) : ((1 + pParam->iSpatialLayerNum) * PPS_BUFFER_SIZE);
+ const int32_t kiSpsSize = (*ppCtx)->GetNeededSpsNum() * SPS_BUFFER_SIZE;
+ const int32_t kiPpsSize = (*ppCtx)->GetNeededPpsNum() * PPS_BUFFER_SIZE;
iNonVclLayersBsSizeCount = SSEI_BUFFER_SIZE + kiSpsSize + kiPpsSize;
int32_t iLayerBsSize = 0;
@@ -3469,8 +3458,9 @@
// write SPS
iNonVclSize = 0;
- assert (kiSpatialNum == pCtx->iSpsNum);
+ assert ((kiSpatialNum == pCtx->iSpsNum) || (SPS_LISTING & pCtx->pSvcParam->eSpsPpsIdStrategy));
+
for (int32_t iIdx = 0; iIdx < pCtx->iSpsNum; iIdx++) {//writing one NAL
int32_t iNalSize = 0;
@@ -4252,7 +4242,9 @@
pOldParam = (*ppCtx)->pSvcParam;
if (pOldParam->iUsageType != pNewParam->iUsageType) {- WelsLog (& (*ppCtx)->sLogCtx, WELS_LOG_ERROR, "WelsEncoderParamAdjust(), does not expect in-middle change of iUsgaeType from %d to %d", pOldParam->iUsageType, pNewParam->iUsageType);
+ WelsLog (& (*ppCtx)->sLogCtx, WELS_LOG_ERROR,
+ "WelsEncoderParamAdjust(), does not expect in-middle change of iUsgaeType from %d to %d", pOldParam->iUsageType,
+ pNewParam->iUsageType);
return ENC_RETURN_UNSUPPORTED_PARA;
}
@@ -4259,6 +4251,7 @@
/* 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) ||
+ (pOldParam->bSimulcastAVC != pNewParam->bSimulcastAVC) ||
(pOldParam->iSpatialLayerNum != pNewParam->iSpatialLayerNum) ||
(pOldParam->iPicWidth != pNewParam->iPicWidth
|| pOldParam->iPicHeight != pNewParam->iPicHeight) ||
@@ -4339,9 +4332,13 @@
&& (SPS_LISTING & pNewParam->eSpsPpsIdStrategy)) {pExistingParasetList = &sExistingParasetList;
sExistingParasetList.uiInUseSpsNum = (*ppCtx)->sPSOVector.uiInUseSpsNum;
- sExistingParasetList.uiInUseSubsetSpsNum = (*ppCtx)->sPSOVector.uiInUseSubsetSpsNum;
memcpy (sExistingParasetList.sSps, (*ppCtx)->pSpsArray, MAX_SPS_COUNT * sizeof (SWelsSPS));
- memcpy (sExistingParasetList.sSubsetSps, (*ppCtx)->pSubsetArray, MAX_SPS_COUNT * sizeof (SSubsetSps));
+ if (NULL != (*ppCtx)->pSubsetArray) {+ sExistingParasetList.uiInUseSubsetSpsNum = (*ppCtx)->sPSOVector.uiInUseSubsetSpsNum;
+ memcpy (sExistingParasetList.sSubsetSps, (*ppCtx)->pSubsetArray, MAX_SPS_COUNT * sizeof (SSubsetSps));
+ } else {+ sExistingParasetList.uiInUseSubsetSpsNum = 0;
+ }
}
if ((SPS_PPS_LISTING == iOldSpsPpsIdStrategy)
@@ -4348,11 +4345,16 @@
&& (SPS_PPS_LISTING == pNewParam->eSpsPpsIdStrategy)) {pExistingParasetList = &sExistingParasetList;
sExistingParasetList.uiInUseSpsNum = (*ppCtx)->sPSOVector.uiInUseSpsNum;
- sExistingParasetList.uiInUseSubsetSpsNum = (*ppCtx)->sPSOVector.uiInUseSubsetSpsNum;
sExistingParasetList.uiInUsePpsNum = (*ppCtx)->sPSOVector.uiInUsePpsNum;
memcpy (sExistingParasetList.sSps, (*ppCtx)->pSpsArray, MAX_SPS_COUNT * sizeof (SWelsSPS));
- memcpy (sExistingParasetList.sSubsetSps, (*ppCtx)->pSubsetArray, MAX_SPS_COUNT * sizeof (SSubsetSps));
memcpy (sExistingParasetList.sPps, (*ppCtx)->pPps, MAX_PPS_COUNT * sizeof (SWelsPPS));
+
+ if (NULL != (*ppCtx)->pSubsetArray) {+ sExistingParasetList.uiInUseSubsetSpsNum = (*ppCtx)->sPSOVector.uiInUseSubsetSpsNum;
+ memcpy (sExistingParasetList.sSubsetSps, (*ppCtx)->pSubsetArray, MAX_SPS_COUNT * sizeof (SSubsetSps));
+ } else {+ sExistingParasetList.uiInUseSubsetSpsNum = 0;
+ }
memcpy (iTmpPpsIdList, ((*ppCtx)->sPSOVector.iPpsIdList), MAX_DQ_LAYER_NUM * MAX_PPS_COUNT * sizeof (int32_t));
}
--- a/test/api/encode_decode_api_test.cpp
+++ b/test/api/encode_decode_api_test.cpp
@@ -3030,8 +3030,7 @@
TEST_F (EncodeDecodeTestAPI, SimulcastSVC) {-#define LAYER_NUM (4)
- int iSpatialLayerNum = WelsClip3 ((rand() % LAYER_NUM), 2, LAYER_NUM);
+ int iSpatialLayerNum = WelsClip3 ((rand() % MAX_SPATIAL_LAYER_NUM), 2, MAX_SPATIAL_LAYER_NUM);
int iWidth = WelsClip3 ((((rand() % MAX_WIDTH) >> 1) + 1) << 1, 1 << iSpatialLayerNum, MAX_WIDTH);
int iHeight = WelsClip3 ((((rand() % MAX_HEIGHT) >> 1) + 1) << 1, 1 << iSpatialLayerNum, MAX_HEIGHT);
float fFrameRate = rand() + 0.5f;
@@ -3043,12 +3042,12 @@
int rv = encoder_->InitializeExt (¶m_);
ASSERT_TRUE (rv == cmResultSuccess);
- unsigned char* pBsBuf[LAYER_NUM];
- int aLen[LAYER_NUM] = {0};- ISVCDecoder* decoder[LAYER_NUM];
+ unsigned char* pBsBuf[MAX_SPATIAL_LAYER_NUM];
+ int aLen[MAX_SPATIAL_LAYER_NUM] = {0};+ ISVCDecoder* decoder[MAX_SPATIAL_LAYER_NUM];
#ifdef DEBUG_FILE_SAVE2
- FILE* fEnc[LAYER_NUM] = { NULL };+ FILE* fEnc[MAX_SPATIAL_LAYER_NUM] = { NULL }; fEnc[0] = fopen ("enc0.264", "wb"); fEnc[1] = fopen ("enc1.264", "wb"); fEnc[2] = fopen ("enc2.264", "wb");@@ -3059,11 +3058,12 @@
int iIdx = 0;
for (iIdx = 0; iIdx < iSpatialLayerNum; iIdx++) {pBsBuf[iIdx] = static_cast<unsigned char*> (malloc (iWidth * iHeight * 3 * sizeof (unsigned char) / 2));
+ EXPECT_TRUE (pBsBuf[iIdx] != NULL);
aLen[iIdx] = 0;
long rv = WelsCreateDecoder (&decoder[iIdx]);
ASSERT_EQ (0, rv);
- ASSERT_TRUE (decoder[iIdx] != NULL);
+ EXPECT_TRUE (decoder[iIdx] != NULL);
SDecodingParam decParam;
memset (&decParam, 0, sizeof (SDecodingParam));
@@ -3144,8 +3144,7 @@
TEST_F (EncodeDecodeTestAPI, SimulcastAVC) {//#define DEBUG_FILE_SAVE3
-#define LAYER_NUM (4)
- int iSpatialLayerNum = WelsClip3 ((rand() % LAYER_NUM), 2, LAYER_NUM);
+ int iSpatialLayerNum = WelsClip3 ((rand() % MAX_SPATIAL_LAYER_NUM), 2, MAX_SPATIAL_LAYER_NUM);
int iWidth = WelsClip3 ((((rand() % MAX_WIDTH) >> 1) + 1) << 1, 1 << iSpatialLayerNum, MAX_WIDTH);
int iHeight = WelsClip3 ((((rand() % MAX_HEIGHT) >> 1) + 1) << 1, 1 << iSpatialLayerNum, MAX_HEIGHT);
float fFrameRate = rand() + 0.5f;
@@ -3160,12 +3159,12 @@
int rv = encoder_->InitializeExt (¶m_);
ASSERT_TRUE (rv == cmResultSuccess);
- unsigned char* pBsBuf[LAYER_NUM];
- int aLen[LAYER_NUM] = {0};- ISVCDecoder* decoder[LAYER_NUM];
+ unsigned char* pBsBuf[MAX_SPATIAL_LAYER_NUM];
+ int aLen[MAX_SPATIAL_LAYER_NUM] = {0};+ ISVCDecoder* decoder[MAX_SPATIAL_LAYER_NUM];
#ifdef DEBUG_FILE_SAVE3
- FILE* fEnc[LAYER_NUM];
+ FILE* fEnc[MAX_SPATIAL_LAYER_NUM];
fEnc[0] = fopen ("enc0.264", "wb"); fEnc[1] = fopen ("enc1.264", "wb"); fEnc[2] = fopen ("enc2.264", "wb");@@ -3177,11 +3176,12 @@
//create decoder
for (iIdx = 0; iIdx < iSpatialLayerNum; iIdx++) {pBsBuf[iIdx] = static_cast<unsigned char*> (malloc (iWidth * iHeight * 3 * sizeof (unsigned char) / 2));
+ EXPECT_TRUE (pBsBuf[iIdx] != NULL);
aLen[iIdx] = 0;
long rv = WelsCreateDecoder (&decoder[iIdx]);
ASSERT_EQ (0, rv);
- ASSERT_TRUE (decoder[iIdx] != NULL);
+ EXPECT_TRUE (decoder[iIdx] != NULL);
SDecodingParam decParam;
memset (&decParam, 0, sizeof (SDecodingParam));