ref: c3710c4130169f87e45f4b97609209776c228949
dir: /test/decoder/DecUT_ErrorConcealment.cpp/
#include <gtest/gtest.h>
#include "wels_common_basis.h"
#include "mem_align.h"
#include "error_concealment.h"
#include "ls_defines.h"
#include "cpu.h"
using namespace WelsDec;
#define MAX_MB_WIDTH 260
#define MAX_MB_HEIGHT 130
typedef struct TagECInputCtx {
int32_t iMbWidth;
int32_t iMbHeight;
uint32_t iLinesize[3];
bool* pMbCorrectlyDecodedFlag; //actual memory
PWelsDecoderContext pCtx;
SDqLayer sDqLayer;
SPicture sAncPic; //Anc picture for comparison
SPicture sSrcPic; //Src picture as common input picture data
SPicture sWelsPic; //Wels picture to be compared
} SECInputCtx, *PECInputCtx;
void FreeInputData (PECInputCtx pECCtx) {
if (pECCtx != NULL) {
if (pECCtx->pCtx != NULL) {
WELS_SAFE_FREE (pECCtx->pCtx->pSps, "pECCtx->pCtx->pSps");
WELS_SAFE_FREE (pECCtx->pCtx, "pECCtx->pCtx");
}
WELS_SAFE_FREE (pECCtx->pMbCorrectlyDecodedFlag, "pECCtx->pMbCorrectlyDecodedFlag");
WELS_SAFE_FREE (pECCtx->sSrcPic.pData[0], "pECCtx->sSrcPic.pData");
WELS_SAFE_FREE (pECCtx->sAncPic.pData[0], "pECCtx->sAncPic.pData");
WELS_SAFE_FREE (pECCtx->sWelsPic.pData[0], "pECCtx->sWelsPic.pData");
WELS_SAFE_FREE (pECCtx, "pECCtx");
}
}
int32_t InitAndAllocInputData (PECInputCtx& pECCtx) {
FreeInputData (pECCtx);
pECCtx = (PECInputCtx) WelsMalloc (sizeof (SECInputCtx), "pECCtx");
if (pECCtx == NULL)
return 1;
memset (pECCtx, 0, sizeof (SECInputCtx));
pECCtx->iMbWidth = rand() % MAX_MB_WIDTH; //give a constrained max width
pECCtx->iMbHeight = rand() % MAX_MB_HEIGHT; //give a constrained max height
pECCtx->iLinesize[0] = pECCtx->iMbWidth << 4;
pECCtx->iLinesize[1] = pECCtx->iLinesize[2] = pECCtx->iLinesize[0] >> 1;
const uint32_t kiLumaSize = pECCtx->iMbWidth * pECCtx->iMbHeight * 256;
//allocate picture data
pECCtx->sWelsPic.pData[0] = (uint8_t*) WelsMalloc (kiLumaSize * 3 / 2 * sizeof (uint8_t), "pECCtx->sWelsPic.pData");
if (pECCtx->sWelsPic.pData[0] == NULL)
return 1;
pECCtx->sWelsPic.pData[1] = pECCtx->sWelsPic.pData[0] + kiLumaSize;
pECCtx->sWelsPic.pData[2] = pECCtx->sWelsPic.pData[1] + (kiLumaSize >> 2);
pECCtx->sAncPic.pData[0] = (uint8_t*) WelsMalloc (kiLumaSize * 3 / 2 * sizeof (uint8_t), "pECCtx->sAncPic.pData");
if (pECCtx->sAncPic.pData[0] == NULL)
return 1;
pECCtx->sAncPic.pData[1] = pECCtx->sAncPic.pData[0] + kiLumaSize;
pECCtx->sAncPic.pData[2] = pECCtx->sAncPic.pData[1] + (kiLumaSize >> 2);
pECCtx->sSrcPic.pData[0] = (uint8_t*) WelsMalloc (kiLumaSize * 3 / 2 * sizeof (uint8_t), "pECCtx->sSrcPic.pData");
if (pECCtx->sSrcPic.pData[0] == NULL)
return 1;
pECCtx->sSrcPic.pData[1] = pECCtx->sSrcPic.pData[0] + kiLumaSize;
pECCtx->sSrcPic.pData[2] = pECCtx->sSrcPic.pData[1] + (kiLumaSize >> 2);
pECCtx->sWelsPic.iLinesize[0] = pECCtx->sAncPic.iLinesize[0] = pECCtx->sSrcPic.iLinesize[0] = pECCtx->iLinesize[0];
pECCtx->sWelsPic.iLinesize[1] = pECCtx->sAncPic.iLinesize[1] = pECCtx->sSrcPic.iLinesize[1] = pECCtx->iLinesize[1];
pECCtx->sWelsPic.iLinesize[2] = pECCtx->sAncPic.iLinesize[2] = pECCtx->sSrcPic.iLinesize[2] = pECCtx->iLinesize[2];
pECCtx->pMbCorrectlyDecodedFlag = (bool*) WelsMalloc (pECCtx->iMbWidth * pECCtx->iMbHeight * sizeof (bool),
"pECCtx->pMbCorrectlyDecodedFlag");
if (pECCtx->pMbCorrectlyDecodedFlag == NULL)
return 1;
pECCtx->pCtx = (PWelsDecoderContext) WelsMalloc (sizeof (SWelsDecoderContext), "pECCtx->pCtx");
if (pECCtx->pCtx == NULL)
return 1;
pECCtx->pCtx->pDec = &pECCtx->sWelsPic;
pECCtx->pCtx->pCurDqLayer = &pECCtx->sDqLayer;
pECCtx->pCtx->pCurDqLayer->pMbCorrectlyDecodedFlag = pECCtx->pMbCorrectlyDecodedFlag;
pECCtx->pCtx->pSps = (PSps) WelsMalloc (sizeof (SSps), "pECCtx->pCtx->pSps");
if (pECCtx->pCtx->pSps == NULL)
return 1;
pECCtx->pCtx->pSps->iMbWidth = pECCtx->iMbWidth;
pECCtx->pCtx->pSps->iMbHeight = pECCtx->iMbHeight;
return 0;
}
void InitECCopyData (PECInputCtx pECCtx) {
const int32_t kiMbNum = pECCtx->iMbWidth * pECCtx->iMbHeight;
int i;
//init pMbCorrectlyDecodedFlag
for (i = 0; i < kiMbNum; ++i) {
pECCtx->pMbCorrectlyDecodedFlag[i] = !! (rand() & 1);
}
//init Data
const int32_t iPixNum = kiMbNum * 256 * 3 / 2;
for (i = 0; i < iPixNum; ++i) {
pECCtx->sSrcPic.pData[0][i] = rand() & 0xff;
}
int32_t iCpuCores = 1;
pECCtx->pCtx->uiCpuFlag = WelsCPUFeatureDetect (&iCpuCores);
InitErrorCon (pECCtx->pCtx);
}
void DoAncErrorConSliceCopy (PECInputCtx pECCtx) {
int32_t iMbWidth = (int32_t) pECCtx->iMbWidth;
int32_t iMbHeight = (int32_t) pECCtx->iMbHeight;
PPicture pDstPic = &pECCtx->sAncPic;
PPicture pSrcPic = pECCtx->pCtx->pPreviousDecodedPictureInDpb;
//uint8_t *pDstData[3], *pSrcData[3];
bool* pMbCorrectlyDecodedFlag = pECCtx->pMbCorrectlyDecodedFlag;
//Do slice copy late
int32_t iMbXyIndex, i;
uint8_t* pSrcData, *pDstData;
uint32_t iSrcStride = pECCtx->iLinesize[0];
uint32_t iDstStride = pECCtx->iLinesize[0];
for (int32_t iMbY = 0; iMbY < iMbHeight; ++iMbY) {
for (int32_t iMbX = 0; iMbX < iMbWidth; ++iMbX) {
iMbXyIndex = iMbY * iMbWidth + iMbX;
if (!pMbCorrectlyDecodedFlag[iMbXyIndex]) {
if (pSrcPic != NULL) {
//Y component
pDstData = pDstPic->pData[0] + iMbY * 16 * iDstStride + iMbX * 16;
pSrcData = pSrcPic->pData[0] + iMbY * 16 * iSrcStride + iMbX * 16;
for (i = 0; i < 16; ++i) {
memcpy (pDstData, pSrcData, 16);
pDstData += iDstStride;
pSrcData += iSrcStride;
}
//U component
pDstData = pDstPic->pData[1] + iMbY * 8 * iDstStride / 2 + iMbX * 8;
pSrcData = pSrcPic->pData[1] + iMbY * 8 * iSrcStride / 2 + iMbX * 8;
for (i = 0; i < 8; ++i) {
memcpy (pDstData, pSrcData, 8);
pDstData += iDstStride / 2;
pSrcData += iSrcStride / 2;
}
//V component
pDstData = pDstPic->pData[2] + iMbY * 8 * iDstStride / 2 + iMbX * 8;
pSrcData = pSrcPic->pData[2] + iMbY * 8 * iSrcStride / 2 + iMbX * 8;
for (i = 0; i < 8; ++i) {
memcpy (pDstData, pSrcData, 8);
pDstData += iDstStride / 2;
pSrcData += iSrcStride / 2;
}
} else { //pSrcPic == NULL
//Y component
pDstData = pDstPic->pData[0] + iMbY * 16 * iDstStride + iMbX * 16;
for (i = 0; i < 16; ++i) {
memset (pDstData, 128, 16);
pDstData += iDstStride;
}
//U component
pDstData = pDstPic->pData[1] + iMbY * 8 * iDstStride / 2 + iMbX * 8;
for (i = 0; i < 8; ++i) {
memset (pDstData, 128, 8);
pDstData += iDstStride / 2;
}
//V component
pDstData = pDstPic->pData[2] + iMbY * 8 * iDstStride / 2 + iMbX * 8;
for (i = 0; i < 8; ++i) {
memset (pDstData, 128, 8);
pDstData += iDstStride / 2;
}
} //
} //!pMbCorrectlyDecodedFlag[iMbXyIndex]
} //iMbX
} //iMbY
}
bool ComparePictureDataI420 (uint8_t* pSrcData, uint8_t* pDstData, const uint32_t kiStride, const int32_t kiHeight) {
bool bSame = true;
uint8_t* pAncData; // = pECCtx->sAncPic.pData[0];
uint8_t* pCompData;
int32_t iStride;
int32_t iCurHeight;
int32_t iHeight = kiHeight;
//Y component
iStride = kiStride;
pAncData = pSrcData;
pCompData = pDstData;
for (iCurHeight = 0; bSame && (iCurHeight < kiHeight); ++iCurHeight) {
bSame = (memcmp (pAncData, pCompData, iStride * sizeof (uint8_t)) == 0);
pAncData += iStride;
pCompData += iStride;
}
//chroma component
iHeight >>= 1;
iStride >>= 1;
//U component
for (iCurHeight = 0; bSame && (iCurHeight < kiHeight / 2); ++iCurHeight) {
bSame = (memcmp (pAncData, pCompData, iStride * sizeof (uint8_t)) == 0);
pAncData += iStride;
pCompData += iStride;
}
//V component
for (iCurHeight = 0; bSame && (iCurHeight < kiHeight / 2); ++iCurHeight) {
bSame = (memcmp (pAncData, pCompData, iStride * sizeof (uint8_t)) == 0);
pAncData += iStride;
pCompData += iStride;
}
return bSame;
}
//TEST cases followed
TEST (ErrorConTest, DoErrorConFrameCopy) {
bool bOK = true;
PECInputCtx pECCtx = NULL;
if (InitAndAllocInputData (pECCtx)) {
FreeInputData (pECCtx);
return;
}
pECCtx->pCtx->eErrorConMethod = ERROR_CON_FRAME_COPY;
InitECCopyData (pECCtx);
//case 1: no reference picture
pECCtx->pCtx->pPreviousDecodedPictureInDpb = NULL;
DoErrorConFrameCopy (pECCtx->pCtx);
int32_t iLumaSize = pECCtx->iMbWidth * pECCtx->iMbHeight * 256;
memset (pECCtx->sAncPic.pData[0], 128, iLumaSize * 3 / 2); //should be the same as known EC method, here all 128
bOK = ComparePictureDataI420 (pECCtx->sAncPic.pData[0], pECCtx->sWelsPic.pData[0], pECCtx->iLinesize[0],
pECCtx->iMbHeight * 16);
EXPECT_EQ (bOK, true);
//case 2: with reference picture
pECCtx->pCtx->pPreviousDecodedPictureInDpb = &pECCtx->sSrcPic;
DoErrorConFrameCopy (pECCtx->pCtx);
memcpy (pECCtx->sAncPic.pData[0], pECCtx->sSrcPic.pData[0], iLumaSize * 3 / 2);
bOK = ComparePictureDataI420 (pECCtx->sAncPic.pData[0], pECCtx->sWelsPic.pData[0], pECCtx->iLinesize[0],
pECCtx->iMbHeight * 16);
EXPECT_EQ (bOK, true);
FreeInputData (pECCtx);
}
//TEST cases followed
TEST (ErrorConTest, DoErrorConSliceCopy) {
bool bOK = true;
PECInputCtx pECCtx = NULL;
if (InitAndAllocInputData (pECCtx)) {
FreeInputData (pECCtx);
return;
}
pECCtx->pCtx->eErrorConMethod = ERROR_CON_SLICE_COPY;
InitECCopyData (pECCtx);
//case 1: no reference picture
pECCtx->pCtx->pPreviousDecodedPictureInDpb = NULL;
DoAncErrorConSliceCopy (pECCtx);
DoErrorConSliceCopy (pECCtx->pCtx);
bOK = ComparePictureDataI420 (pECCtx->sAncPic.pData[0], pECCtx->sWelsPic.pData[0], pECCtx->iLinesize[0],
pECCtx->iMbHeight * 16);
EXPECT_EQ (bOK, true);
//case 2: with reference picture
pECCtx->pCtx->pPreviousDecodedPictureInDpb = &pECCtx->sSrcPic;
DoAncErrorConSliceCopy (pECCtx);
DoErrorConSliceCopy (pECCtx->pCtx);
bOK = ComparePictureDataI420 (pECCtx->sAncPic.pData[0], pECCtx->sWelsPic.pData[0], pECCtx->iLinesize[0],
pECCtx->iMbHeight * 16);
EXPECT_EQ (bOK, true);
FreeInputData (pECCtx);
}