ref: c1cd9285a47190a083ed2bea15a2d4fad24a11a7
dir: /test/decoder/DecUT_ParseSyntax.cpp/
#include <gtest/gtest.h>
#include "codec_app_def.h"
#include "codec_api.h"
#include "decoder_context.h"
#include "decoder.h"
#include "decoder_core.h"
#include "welsCodecTrace.h"
#include "../../common/src/welsCodecTrace.cpp"
using namespace WelsDec;
#define BUF_SIZE 100
DECODING_STATE DecodeFrame (const unsigned char* kpSrc,
const int kiSrcLen,
unsigned char** ppDst,
SBufferInfo* pDstInfo,
PWelsDecoderContext pCtx) {
PWelsDecoderContext m_pDecContext = pCtx;
if (CheckBsBuffer (m_pDecContext, kiSrcLen)) {
return dsOutOfMemory;
}
if (kiSrcLen > 0 && kpSrc != NULL) {
m_pDecContext->bEndOfStreamFlag = false;
} else {
//For application MODE, the error detection should be added for safe.
//But for CONSOLE MODE, when decoding LAST AU, kiSrcLen==0 && kpSrc==NULL.
m_pDecContext->bEndOfStreamFlag = true;
m_pDecContext->bInstantDecFlag = true;
}
ppDst[0] = ppDst[1] = ppDst[2] = NULL;
m_pDecContext->iErrorCode = dsErrorFree; //initialize at the starting of AU decoding.
m_pDecContext->iFeedbackVclNalInAu = FEEDBACK_UNKNOWN_NAL; //initialize
unsigned long long uiInBsTimeStamp = pDstInfo->uiInBsTimeStamp;
memset (pDstInfo, 0, sizeof (SBufferInfo));
pDstInfo->uiInBsTimeStamp = uiInBsTimeStamp;
m_pDecContext->bReferenceLostAtT0Flag = false; //initialize for LTR
m_pDecContext->bCurAuContainLtrMarkSeFlag = false;
m_pDecContext->iFrameNumOfAuMarkedLtr = 0;
m_pDecContext->iFrameNum = -1; //initialize
m_pDecContext->iFeedbackTidInAu = -1; //initialize
if (pDstInfo) {
pDstInfo->uiOutYuvTimeStamp = 0;
m_pDecContext->uiTimeStamp = pDstInfo->uiInBsTimeStamp;
} else {
m_pDecContext->uiTimeStamp = 0;
}
WelsDecodeBs (m_pDecContext, kpSrc, kiSrcLen, ppDst,
pDstInfo, NULL); //iErrorCode has been modified in this function
m_pDecContext->bInstantDecFlag = false; //reset no-delay flag
return dsErrorFree;
}
void UninitDecoder (PWelsDecoderContext& pCtx) {
if (NULL == pCtx)
return;
WelsEndDecoder (pCtx);
if (NULL != pCtx->pMemAlign) {
delete pCtx->pMemAlign;
pCtx->pMemAlign = NULL;
}
if (NULL != pCtx) {
free (pCtx);
pCtx = NULL;
}
}
int32_t InitDecoder (const SDecodingParam* pParam, PWelsDecoderContext pCtx, SLogContext* pLogCtx) {
if (NULL == pCtx)
return cmMallocMemeError;
if (NULL == pCtx->pMemAlign) {
pCtx->pMemAlign = new CMemoryAlign (16);
if (NULL == pCtx->pMemAlign)
return cmMallocMemeError;
}
pCtx->sLogCtx = *pLogCtx;
//check param and update decoder context
pCtx->pParam = (SDecodingParam*) pCtx->pMemAlign->WelsMallocz (sizeof (SDecodingParam), "SDecodingParam");
WELS_VERIFY_RETURN_PROC_IF (cmMallocMemeError, (NULL == pCtx->pParam), UninitDecoder (pCtx));
int32_t iRet = DecoderConfigParam (pCtx, pParam);
WELS_VERIFY_RETURN_IFNEQ (iRet, cmResultSuccess);
WELS_VERIFY_RETURN_PROC_IF (cmInitParaError, WelsInitDecoder (pCtx, pLogCtx), UninitDecoder (pCtx));
return cmResultSuccess;
}
long Initialize (const SDecodingParam* pParam, PWelsDecoderContext pCtx, SLogContext* pLogCtx) {
int iRet = ERR_NONE;
if (pParam == NULL) {
return cmInitParaError;
}
// H.264 decoder initialization,including memory allocation,then open it ready to decode
iRet = InitDecoder (pParam, pCtx, pLogCtx);
if (iRet)
return iRet;
return cmResultSuccess;
}
class DecoderParseSyntaxTest : public ::testing::Test {
public:
virtual void SetUp() {
int rv = WelsCreateDecoder (&m_pDec);
ASSERT_EQ (0, rv);
ASSERT_TRUE (m_pDec != NULL);
}
virtual void TearDown() {
if (m_pDec) {
WelsDestroyDecoder (m_pDec);
}
}
//Init members
int32_t Init();
//Uninit members
void Uninit();
//Decoder real bitstream
bool DecodeBs (const char* sFileName);
//Parse real bitstream
bool ParseBs (const char* sFileName);
//Scalinglist
void TestScalingList();
//specific bitstream test
void TestSpecificBs();
//Do whole tests here
void DecoderParseSyntaxTestAll();
public:
ISVCDecoder* m_pDec;
SDecodingParam m_sDecParam;
SBufferInfo m_sBufferInfo;
SParserBsInfo m_sParserBsInfo;
uint8_t* m_pData[3];
unsigned char m_szBuffer[BUF_SIZE]; //for mocking packet
int m_iBufLength; //record the valid data in m_szBuffer
PWelsDecoderContext m_pCtx;
welsCodecTrace* m_pWelsTrace;
};
//Init members
int32_t DecoderParseSyntaxTest::Init() {
memset (&m_sBufferInfo, 0, sizeof (SBufferInfo));
memset (&m_sDecParam, 0, sizeof (SDecodingParam));
memset (&m_sParserBsInfo, 0, sizeof (SParserBsInfo));
m_sDecParam.pFileNameRestructed = NULL;
m_sDecParam.uiCpuLoad = rand() % 100;
m_sDecParam.uiTargetDqLayer = rand() % 100;
m_sDecParam.eEcActiveIdc = (ERROR_CON_IDC)7;
m_sDecParam.sVideoProperty.size = sizeof (SVideoProperty);
m_sDecParam.sVideoProperty.eVideoBsType = (VIDEO_BITSTREAM_TYPE) (rand() % 2);
m_sDecParam.bParseOnly = false;
m_pData[0] = m_pData[1] = m_pData[2] = NULL;
m_szBuffer[0] = m_szBuffer[1] = m_szBuffer[2] = 0;
m_szBuffer[3] = 1;
m_iBufLength = 4;
//
m_pCtx = (PWelsDecoderContext)malloc (sizeof (SWelsDecoderContext));
if (m_pCtx == NULL)
return ERR_MALLOC_FAILED;
memset (m_pCtx, 0, sizeof (SWelsDecoderContext));
m_pWelsTrace = new welsCodecTrace();
if (m_pWelsTrace != NULL) {
m_pWelsTrace->SetTraceLevel (WELS_LOG_ERROR);
} else {
free (m_pCtx);
m_pCtx = NULL;
return ERR_MALLOC_FAILED;
}
CM_RETURN eRet = (CM_RETURN)Initialize (&m_sDecParam, m_pCtx, &m_pWelsTrace->m_sLogCtx);
return (int32_t)eRet;
}
void DecoderParseSyntaxTest::Uninit() {
if (m_pCtx) {
UninitDecoder (m_pCtx);
}
if (m_pWelsTrace) {
delete m_pWelsTrace;
m_pWelsTrace = NULL;
}
memset (&m_sDecParam, 0, sizeof (SDecodingParam));
memset (&m_sBufferInfo, 0, sizeof (SBufferInfo));
m_pData[0] = m_pData[1] = m_pData[2] = NULL;
m_iBufLength = 0;
}
bool DecoderParseSyntaxTest::DecodeBs (const char* sFileName) {
uint8_t* pBuf = NULL;
int32_t iBufPos = 0;
int32_t iFileSize;
int32_t i = 0;
int32_t iSliceSize;
int32_t iSliceIndex = 0;
int32_t iEndOfStreamFlag = 0;
FILE* pH264File;
uint8_t uiStartCode[4] = {0, 0, 0, 1};
#if defined(ANDROID_NDK)
std::string filename = std::string ("/sdcard/") + sFileName;
if ((pH264File = fopen (filename.c_str(), "rb")) == NULL)
return false;
#else
if ((pH264File = fopen (sFileName, "rb")) == NULL)
return false;
#endif
fseek (pH264File, 0L, SEEK_END);
iFileSize = (int32_t) ftell (pH264File);
fseek (pH264File, 0L, SEEK_SET);
pBuf = new uint8_t[iFileSize + 4];
if (pBuf == NULL) {
fclose (pH264File);
return false;
}
if ((fread (pBuf, 1, iFileSize, pH264File) != (unsigned int) iFileSize)) {
fclose (pH264File);
if (pBuf) {
delete[] pBuf;
pBuf = NULL;
}
return false;
}
memcpy (pBuf + iFileSize, &uiStartCode[0], 4); //confirmed_safe_unsafe_usage
while (true) {
if (iBufPos >= iFileSize) {
iEndOfStreamFlag = true;
if (iEndOfStreamFlag)
m_pDec->SetOption (DECODER_OPTION_END_OF_STREAM, (void*)&iEndOfStreamFlag);
break;
}
for (i = 0; i < iFileSize; i++) {
if ((pBuf[iBufPos + i] == 0 && pBuf[iBufPos + i + 1] == 0 && pBuf[iBufPos + i + 2] == 0 && pBuf[iBufPos + i + 3] == 1
&& i > 0)) {
break;
}
}
iSliceSize = i;
DecodeFrame (pBuf + iBufPos, iSliceSize, m_pData, &m_sBufferInfo, m_pCtx);
iBufPos += iSliceSize;
++ iSliceIndex;
if (iSliceIndex == 4)
break;
}
fclose (pH264File);
if (pBuf) {
delete[] pBuf;
pBuf = NULL;
}
return true;
}
bool DecoderParseSyntaxTest::ParseBs (const char* sFileName) {
uint8_t* pBuf = NULL;
int32_t iBufPos = 0;
int32_t iFileSize;
int32_t i = 0;
int32_t iSliceSize;
int32_t iSliceIndex = 0;
int32_t iEndOfStreamFlag = 0;
FILE* pH264File;
uint8_t uiStartCode[4] = { 0, 0, 0, 1 };
int iRet;
#if defined(ANDROID_NDK)
std::string filename = std::string ("/sdcard/") + sFileName;
if ((pH264File = fopen (filename.c_str(), "rb")) == NULL)
return false;
#else
if ((pH264File = fopen (sFileName, "rb")) == NULL)
return false;
#endif
fseek (pH264File, 0L, SEEK_END);
iFileSize = (int32_t)ftell (pH264File);
fseek (pH264File, 0L, SEEK_SET);
pBuf = new uint8_t[iFileSize + 4];
if (pBuf == NULL) {
fclose (pH264File);
return false;
}
if (fread (pBuf, 1, iFileSize, pH264File) != (unsigned int)iFileSize) {
fclose (pH264File);
if (pBuf) {
delete[] pBuf;
pBuf = NULL;
}
return false;
}
memcpy (pBuf + iFileSize, &uiStartCode[0], 4); //confirmed_safe_unsafe_usage
while (true) {
if (iBufPos >= iFileSize) {
iEndOfStreamFlag = true;
if (iEndOfStreamFlag)
m_pDec->SetOption (DECODER_OPTION_END_OF_STREAM, (void*)&iEndOfStreamFlag);
break;
}
for (i = 0; i < iFileSize; i++) {
if ((pBuf[iBufPos + i] == 0 && pBuf[iBufPos + i + 1] == 0 && pBuf[iBufPos + i + 2] == 0 && pBuf[iBufPos + i + 3] == 1
&& i > 0)) {
break;
}
}
iSliceSize = i;
memset (&m_sParserBsInfo, 0, sizeof (SParserBsInfo));
iRet = m_pDec->DecodeParser (pBuf + iBufPos, iSliceSize, &m_sParserBsInfo);
EXPECT_TRUE (iRet == dsErrorFree || iRet == dsFramePending);
iRet = m_pDec->DecodeParser (NULL, 0, &m_sParserBsInfo);
EXPECT_TRUE (iRet == dsErrorFree || iRet == dsFramePending);
iBufPos += iSliceSize;
++iSliceIndex;
if (iSliceIndex == 4)
break;
}
fclose (pH264File);
if (pBuf) {
delete[] pBuf;
pBuf = NULL;
}
return true;
}
void DecoderParseSyntaxTest::TestScalingList() {
uint8_t iScalingList[6][16] = {
{17, 17, 16, 16, 17, 16, 15, 15, 16, 15, 15, 15, 16, 15, 15, 15 },
{ 6, 12, 19, 26, 12, 19, 26, 31, 19, 26, 31, 35, 26, 31, 35, 39 },
{ 6, 12, 19, 26, 12, 19, 26, 31, 19, 26, 31, 35, 26, 31, 35, 40 },
{17, 17, 16, 16, 17, 16, 15, 15, 16, 15, 15, 15, 16, 15, 15, 14 },
{10, 14, 20, 24, 14, 20, 24, 27, 20, 24, 27, 30, 24, 27, 30, 34 },
{ 9, 13, 18, 21, 13, 18, 21, 24, 18, 21, 24, 27, 21, 24, 27, 27 }
};
uint8_t iScalingListPPS[6][16] = {
{ 17, 17, 16, 16, 17, 16, 15, 15, 16, 15, 15, 15, 16, 15, 15, 15 },
{ 6, 12, 19, 26, 12, 19, 26, 31, 19, 26, 31, 35, 26, 31, 35, 39 },
{ 6, 12, 19, 26, 12, 19, 26, 31, 19, 26, 31, 35, 26, 31, 35, 40 },
{ 17, 17, 16, 16, 17, 16, 15, 15, 16, 15, 15, 15, 16, 15, 15, 14 },
{ 10, 14, 20, 24, 14, 20, 24, 27, 20, 24, 27, 30, 24, 27, 30, 34 },
{ 9, 13, 18, 21, 13, 18, 21, 24, 18, 21, 24, 27, 21, 24, 27, 27 }
};
uint8_t iScalingListZero[6][16];
memset (iScalingListZero, 0, 6 * 16 * sizeof (uint8_t));
//Scalinglist matrix not written into sps or pps
int32_t iRet = ERR_NONE;
iRet = Init();
ASSERT_EQ (iRet, ERR_NONE);
ASSERT_TRUE (DecodeBs ("res/BA_MW_D.264"));
ASSERT_TRUE (m_pCtx->sSpsBuffer[0].bSeqScalingMatrixPresentFlag == false);
EXPECT_EQ (0, memcmp (iScalingListZero, m_pCtx->sSpsBuffer[0].iScalingList4x4, 6 * 16 * sizeof (uint8_t)));
ASSERT_TRUE (m_pCtx->sPpsBuffer[0].bPicScalingMatrixPresentFlag == false);
EXPECT_EQ (0, memcmp (iScalingListZero, m_pCtx->sPpsBuffer[0].iScalingList4x4, 6 * 16 * sizeof (uint8_t)));
Uninit();
//Scalinglist value just written into sps and pps
iRet = Init();
ASSERT_EQ (iRet, ERR_NONE);
ASSERT_TRUE (DecodeBs ("res/test_scalinglist_jm.264"));
ASSERT_TRUE (m_pCtx->sSpsBuffer[0].bSeqScalingMatrixPresentFlag);
for (int i = 0; i < 6; i++) {
EXPECT_EQ (0, memcmp (iScalingList[i], m_pCtx->sSpsBuffer[0].iScalingList4x4[i], 16 * sizeof (uint8_t)));
}
ASSERT_TRUE (m_pCtx->sPpsBuffer[0].bPicScalingMatrixPresentFlag == true);
for (int i = 0; i < 6; i++) {
EXPECT_EQ (0, memcmp (iScalingListPPS[i], m_pCtx->sPpsBuffer[0].iScalingList4x4[i], 16 * sizeof (uint8_t)));
}
Uninit();
}
void DecoderParseSyntaxTest::TestSpecificBs() {
int32_t iRet = ERR_NONE;
Uninit();
m_sDecParam.bParseOnly = true;
m_sDecParam.eEcActiveIdc = ERROR_CON_DISABLE;
iRet = m_pDec->Initialize (&m_sDecParam);
ASSERT_EQ (iRet, ERR_NONE);
ASSERT_TRUE (ParseBs ("res/jm_1080p_allslice.264"));
m_pDec->Uninitialize();
//Uninit();
}
//TEST here for whole tests
TEST_F (DecoderParseSyntaxTest, DecoderParseSyntaxTestAll) {
TestScalingList();
TestSpecificBs();
}