ref: 151a7ff643453d6b9c25b480c8b1d218929c7f06
dir: /test/api/encode_decode_api_test.cpp/
#include <gtest/gtest.h> #include "codec_def.h" #include "utils/BufferedData.h" #include "utils/FileInputStream.h" #include "BaseDecoderTest.h" #include "BaseEncoderTest.h" #include "wels_common_defs.h" #include <string> #include <vector> #include "encode_decode_api_test.h" using namespace WelsCommon; void EncodeDecodeTestBase::prepareParam (int iLayers, int iSlices, int width, int height, float framerate, SEncParamExt* pParam) { pParam->iUsageType = CAMERA_VIDEO_REAL_TIME; pParam->iPicWidth = width; pParam->iPicHeight = height; pParam->fMaxFrameRate = framerate; pParam->iRCMode = RC_OFF_MODE; //rc off pParam->iMultipleThreadIdc = 1; //single thread pParam->iSpatialLayerNum = iLayers; pParam->iNumRefFrame = AUTO_REF_PIC_COUNT; for (int i = 0; i < iLayers; i++) { pParam->sSpatialLayers[i].iVideoWidth = width >> (iLayers - i - 1); pParam->sSpatialLayers[i].iVideoHeight = height >> (iLayers - i - 1); pParam->sSpatialLayers[i].fFrameRate = framerate; pParam->sSpatialLayers[i].sSliceArgument.uiSliceMode = SM_FIXEDSLCNUM_SLICE; pParam->sSpatialLayers[i].sSliceArgument.uiSliceNum = iSlices; } } void EncodeDecodeTestBase::prepareEncDecParam (const EncodeDecodeFileParamBase EncDecFileParam) { //for encoder //I420: 1(Y) + 1/4(U) + 1/4(V) int frameSize = EncDecFileParam.width * EncDecFileParam.height * 3 / 2; buf_.SetLength (frameSize); ASSERT_TRUE (buf_.Length() == (size_t)frameSize); memset (&EncPic, 0, sizeof (SSourcePicture)); EncPic.iPicWidth = EncDecFileParam.width; EncPic.iPicHeight = EncDecFileParam.height; EncPic.iColorFormat = videoFormatI420; EncPic.iStride[0] = EncPic.iPicWidth; EncPic.iStride[1] = EncPic.iStride[2] = EncPic.iPicWidth >> 1; EncPic.pData[0] = buf_.data(); EncPic.pData[1] = EncPic.pData[0] + EncDecFileParam.width * EncDecFileParam.height; EncPic.pData[2] = EncPic.pData[1] + (EncDecFileParam.width * EncDecFileParam.height >> 2); //for decoder memset (&info, 0, sizeof (SFrameBSInfo)); //set a fixed random value iRandValue = rand() % 256; } void EncodeDecodeTestBase::encToDecData (const SFrameBSInfo& info, int& len) { len = 0; for (int i = 0; i < info.iLayerNum; ++i) { const SLayerBSInfo& layerInfo = info.sLayerInfo[i]; for (int j = 0; j < layerInfo.iNalCount; ++j) { len += layerInfo.pNalLengthInByte[j]; } } } void EncodeDecodeTestBase::encToDecSliceData (const int iLayerNum, const int iSliceNum, const SFrameBSInfo& info, int& len) { ASSERT_TRUE (iLayerNum < MAX_LAYER_NUM_OF_FRAME); len = 0; const SLayerBSInfo& layerInfo = info.sLayerInfo[iLayerNum]; if (iSliceNum < layerInfo.iNalCount) len = layerInfo.pNalLengthInByte[iSliceNum]; } void EncodeDecodeTestAPIBase::prepareParam0 (int iLayers, int iSlices, int width, int height, float framerate, SEncParamExt* pParam) { memset (pParam, 0, sizeof (SEncParamExt)); EncodeDecodeTestBase::prepareParam (iLayers, iSlices, width, height, framerate, pParam); } void EncodeDecodeTestAPIBase::prepareParamDefault (int iLayers, int iSlices, int width, int height, float framerate, SEncParamExt* pParam) { memset (pParam, 0, sizeof (SEncParamExt)); encoder_->GetDefaultParams (pParam); EncodeDecodeTestBase::prepareParam (iLayers, iSlices, width, height, framerate, pParam); } void EncodeDecodeTestAPIBase::EncodeOneFrame (int iCheckTypeIndex) { int frameSize = EncPic.iPicWidth * EncPic.iPicHeight * 3 / 2; memset (buf_.data(), iRandValue, (frameSize >> 2)); memset (buf_.data() + (frameSize >> 2), rand() % 256, (frameSize - (frameSize >> 2))); int rv = encoder_->EncodeFrame (&EncPic, &info); if (0 == iCheckTypeIndex) ASSERT_TRUE (rv == cmResultSuccess); else if (1 == iCheckTypeIndex) ASSERT_TRUE (rv == cmResultSuccess || rv == cmUnknownReason); } void EncodeDecodeTestAPIBase::EncDecOneFrame (const int iWidth, const int iHeight, const int iFrame, FILE* pfEnc) { int iLen = 0, rv; InitialEncDec (iWidth, iHeight); EncodeOneFrame (iFrame); //extract target layer data encToDecData (info, iLen); //call decoder unsigned char* pData[3] = { NULL }; memset (&dstBufInfo_, 0, sizeof (SBufferInfo)); rv = decoder_->DecodeFrame2 (info.sLayerInfo[0].pBsBuf, iLen, pData, &dstBufInfo_); EXPECT_TRUE (rv == cmResultSuccess) << " rv = " << rv << " iFrameIdx = " << iFrame; if (NULL != pfEnc) { fwrite (info.sLayerInfo[0].pBsBuf, iLen, 1, pfEnc); } } void EncodeDecodeTestAPIBase::TestOneSimulcastAVC (SEncParamExt* pParam, ISVCDecoder** decoder, unsigned char** pBsBuf, int iSpatialLayerNum, int iEncFrameNum, int iSaveFileIdx) { int aLen[MAX_SPATIAL_LAYER_NUM] = {0, 0, 0, 0}; FILE* fEnc[MAX_SPATIAL_LAYER_NUM]; if (iSaveFileIdx == 1) { fEnc[0] = fopen ("enc00.264", "wb"); fEnc[1] = fopen ("enc01.264", "wb"); fEnc[2] = fopen ("enc02.264", "wb"); fEnc[3] = fopen ("enc03.264", "wb"); } else if (iSaveFileIdx > 1) { fEnc[0] = fopen ("enc10.264", "wb"); fEnc[1] = fopen ("enc11.264", "wb"); fEnc[2] = fopen ("enc12.264", "wb"); fEnc[3] = fopen ("enc13.264", "wb"); } int rv = encoder_->SetOption (ENCODER_OPTION_SVC_ENCODE_PARAM_EXT, pParam); ASSERT_TRUE (rv == cmResultSuccess) << "SetOption Failed pParam: rv = " << rv; int iIdx; //begin testing for (int iFrame = 0; iFrame < iEncFrameNum; iFrame++) { int iResult; int iLayerLen = 0; unsigned char* pData[3] = { NULL }; InitialEncDec (pParam->iPicWidth, pParam->iPicHeight); EncodeOneFrame (0); // init for (iIdx = 0; iIdx < iSpatialLayerNum; iIdx++) { aLen[iIdx] = 0; } for (int iLayer = 0; iLayer < info.iLayerNum; ++iLayer) { iLayerLen = 0; const SLayerBSInfo& layerInfo = info.sLayerInfo[iLayer]; for (int iNal = 0; iNal < layerInfo.iNalCount; ++iNal) { iLayerLen += layerInfo.pNalLengthInByte[iNal]; } iIdx = layerInfo.uiSpatialId; EXPECT_TRUE (iIdx < iSpatialLayerNum) << "iIdx = " << iIdx << ", iSpatialLayerNum = " << iSpatialLayerNum; memcpy ((pBsBuf[iIdx] + aLen[iIdx]), layerInfo.pBsBuf, iLayerLen * sizeof (unsigned char)); aLen[iIdx] += iLayerLen; } for (iIdx = 0; iIdx < iSpatialLayerNum; iIdx++) { pData[0] = pData[1] = pData[2] = 0; memset (&dstBufInfo_, 0, sizeof (SBufferInfo)); if (iSaveFileIdx > 0) { fwrite (pBsBuf[iIdx], aLen[iIdx], 1, fEnc[iIdx]); } iResult = decoder[iIdx]->DecodeFrame2 (pBsBuf[iIdx], aLen[iIdx], pData, &dstBufInfo_); EXPECT_TRUE (iResult == cmResultSuccess) << "iResult=" << iResult << ", LayerIdx=" << iIdx; iResult = decoder[iIdx]->DecodeFrame2 (NULL, 0, pData, &dstBufInfo_); EXPECT_TRUE (iResult == cmResultSuccess) << "iResult=" << iResult << ", LayerIdx=" << iIdx; EXPECT_EQ (dstBufInfo_.iBufferStatus, 1) << "LayerIdx=" << iIdx; } } if (iSaveFileIdx > 0) { fclose (fEnc[0]); fclose (fEnc[1]); fclose (fEnc[2]); fclose (fEnc[3]); } } long IsKeyFrameLost (ISVCDecoder* pDecoder, SLTRRecoverRequest* p_LTR_Recover_Request, long hr) { long bLost = NO_RECOVERY_REQUSET; int tempInt = -1; int temple_id = -1; bool m_P2PmodeFlag = true; pDecoder->GetOption (DECODER_OPTION_TEMPORAL_ID, &temple_id); if (hr == dsErrorFree) { if (m_P2PmodeFlag && temple_id == 0) { pDecoder->GetOption (DECODER_OPTION_IDR_PIC_ID, &tempInt); // idr_pic_id change ,reset last correct position if (p_LTR_Recover_Request->uiIDRPicId != (unsigned int) tempInt) { p_LTR_Recover_Request->uiIDRPicId = tempInt; p_LTR_Recover_Request->iLastCorrectFrameNum = -1; } pDecoder->GetOption (DECODER_OPTION_FRAME_NUM, &tempInt); if (tempInt >= 0) { p_LTR_Recover_Request->iLastCorrectFrameNum = tempInt; } } bLost = NO_RECOVERY_REQUSET; } else if (hr & dsNoParamSets) { bLost = IDR_RECOVERY_REQUEST; } else if (((hr & dsRefLost) && (1 == temple_id)) || ((dsErrorFree != hr) && (0 == temple_id))) { bLost = LTR_RECOVERY_REQUEST; } else { bLost = NO_RECOVERY_REQUSET; } return bLost; } bool IsLTRMarking (ISVCDecoder* pDecoder) { int bLTR_marking_flag = 0; pDecoder->GetOption (DECODER_OPTION_LTR_MARKING_FLAG, &bLTR_marking_flag); return (bLTR_marking_flag) ? (true) : (false); } void LTRRecoveryRequest (ISVCDecoder* pDecoder, ISVCEncoder* pEncoder, SLTRRecoverRequest* p_LTR_Recover_Request, long hr, bool m_P2PmodeFlag) { long bKLost = IsKeyFrameLost (pDecoder, p_LTR_Recover_Request, hr); if (m_P2PmodeFlag) { if (bKLost == IDR_RECOVERY_REQUEST) { pEncoder->ForceIntraFrame (true); } else if (bKLost == LTR_RECOVERY_REQUEST) { p_LTR_Recover_Request->uiFeedbackType = LTR_RECOVERY_REQUEST; pDecoder->GetOption (DECODER_OPTION_FRAME_NUM, &p_LTR_Recover_Request->iCurrentFrameNum); pDecoder->GetOption (DECODER_OPTION_IDR_PIC_ID, &p_LTR_Recover_Request->uiIDRPicId); pEncoder->SetOption (ENCODER_LTR_RECOVERY_REQUEST, p_LTR_Recover_Request); } } else { if (bKLost == IDR_RECOVERY_REQUEST || bKLost == LTR_RECOVERY_REQUEST) { p_LTR_Recover_Request->uiFeedbackType = IDR_RECOVERY_REQUEST; pEncoder->ForceIntraFrame (true); } } } void LTRMarkFeedback (ISVCDecoder* pDecoder, ISVCEncoder* pEncoder, SLTRMarkingFeedback* p_LTR_Marking_Feedback, long hr) { if (IsLTRMarking (pDecoder) == true) { p_LTR_Marking_Feedback->uiFeedbackType = (hr == dsErrorFree) ? (LTR_MARKING_SUCCESS) : (LTR_MARKING_FAILED); pDecoder->GetOption (DECODER_OPTION_IDR_PIC_ID, &p_LTR_Marking_Feedback->uiIDRPicId); pDecoder->GetOption (DECODER_OPTION_LTR_MARKED_FRAME_NUM, &p_LTR_Marking_Feedback->iLTRFrameNum); pEncoder->SetOption (ENCODER_LTR_MARKING_FEEDBACK, p_LTR_Marking_Feedback); } } bool ToRemainDidNal (const unsigned char* pSrc, EWelsNalUnitType eNalType, int iTarDid) { uint8_t uiCurByte = *pSrc; if (IS_NEW_INTRODUCED_SVC_NAL (eNalType)) { int iDid = (uiCurByte & 0x70) >> 4; return iDid == iTarDid; } else if ((IS_VCL_NAL_AVC_BASE (eNalType)) && iTarDid != 0) { return false; } else { return true; } } void ExtractDidNal (SFrameBSInfo* pBsInfo, int& iSrcLen, std::vector<SLostSim>* p_SLostSim, int iTarDid) { unsigned char* pDst = new unsigned char[iSrcLen]; const unsigned char* pSrc = pBsInfo->sLayerInfo[0].pBsBuf; int iDstLen = 0; bool bLost; SLostSim tmpSLostSim; p_SLostSim->clear(); int iPrefix; unsigned char* pSrcPtr = pBsInfo->sLayerInfo[0].pBsBuf; for (int j = 0; j < pBsInfo->iLayerNum; j++) { for (int k = 0; k < pBsInfo->sLayerInfo[j].iNalCount; k++) { if (pSrcPtr[0] == 0 && pSrcPtr[1] == 0 && pSrcPtr[2] == 0 && pSrcPtr[3] == 1) { iPrefix = 4; } else if (pSrcPtr[0] == 0 && pSrcPtr[1] == 0 && pSrcPtr[2] == 1) { iPrefix = 3; } else { iPrefix = 0; } tmpSLostSim.eNalType = (EWelsNalUnitType) ((* (pSrcPtr + iPrefix)) & 0x1f); // eNalUnitType bLost = (ToRemainDidNal ((pSrcPtr + iPrefix + 2), tmpSLostSim.eNalType, iTarDid)) ? false : true; tmpSLostSim.isLost = bLost; p_SLostSim->push_back (tmpSLostSim); if (!bLost) { memcpy (pDst + iDstLen, pSrcPtr, pBsInfo->sLayerInfo[j].pNalLengthInByte[k]); iDstLen += (pBsInfo->sLayerInfo[j].pNalLengthInByte[k]); } pSrcPtr += pBsInfo->sLayerInfo[j].pNalLengthInByte[k]; } } memset ((void*)pSrc, 0, iSrcLen); memcpy ((void*)pSrc, pDst, iDstLen); iSrcLen = iDstLen; delete [] pDst; } int SimulateNALLoss (const unsigned char* pSrc, int& iSrcLen, std::vector<SLostSim>* p_SLostSim, const char* pLossChars, bool bLossPara, int& iLossIdx, bool& bVCLLoss) { unsigned char* pDst = new unsigned char[iSrcLen]; int iLossCharLen = (int) strlen (pLossChars); int iSkipedBytes = 0; int iDstLen = 0; int iBufPos = 0; int ilastprefixlen = 0; int i = 0; bool bLost; bVCLLoss = false; SLostSim tmpSLostSim; p_SLostSim->clear(); for (i = 0; i < iSrcLen;) { if (pSrc[i] == 0 && pSrc[i + 1] == 0 && pSrc[i + 2] == 0 && pSrc[i + 3] == 1) { if (i - iBufPos) { tmpSLostSim.eNalType = (EWelsNalUnitType) ((* (pSrc + iBufPos + ilastprefixlen)) & 0x1f); // eNalUnitType bLost = iLossIdx < iLossCharLen ? (pLossChars[iLossIdx] == '1') : (rand() % 2 == 1); bLost = (!bLossPara) && (IS_PARAM_SETS_NALS (tmpSLostSim.eNalType)) ? false : bLost; iLossIdx++; tmpSLostSim.isLost = bLost; p_SLostSim->push_back (tmpSLostSim); if (!bLost) { memcpy (pDst + iDstLen, pSrc + iBufPos, i - iBufPos); iDstLen += (i - iBufPos); } else { bVCLLoss = (IS_VCL_NAL (tmpSLostSim.eNalType, 1)) ? true : bVCLLoss; iSkipedBytes += (i - iBufPos); } } ilastprefixlen = 4; iBufPos = i; i = i + 4; } else if (pSrc[i] == 0 && pSrc[i + 1] == 0 && pSrc[i + 2] == 1) { if (i - iBufPos) { tmpSLostSim.eNalType = (EWelsNalUnitType) ((* (pSrc + iBufPos + ilastprefixlen)) & 0x1f); // eNalUnitType bLost = iLossIdx < iLossCharLen ? (pLossChars[iLossIdx] == '1') : (rand() % 2 == 1); bLost = (!bLossPara) && (IS_PARAM_SETS_NALS (tmpSLostSim.eNalType)) ? false : bLost; iLossIdx++; tmpSLostSim.isLost = bLost; p_SLostSim->push_back (tmpSLostSim); if (!bLost) { memcpy (pDst + iDstLen, pSrc + iBufPos, i - iBufPos); iDstLen += (i - iBufPos); } else { bVCLLoss = (IS_VCL_NAL (tmpSLostSim.eNalType, 1)) ? true : bVCLLoss; iSkipedBytes += (i - iBufPos); } } ilastprefixlen = 3; iBufPos = i; i = i + 3; } else { i++; } } if (i - iBufPos) { tmpSLostSim.eNalType = (EWelsNalUnitType) ((* (pSrc + iBufPos + ilastprefixlen)) & 0x1f); // eNalUnitType bLost = iLossIdx < iLossCharLen ? (pLossChars[iLossIdx] == '1') : (rand() % 2 == 1); bLost = (!bLossPara) && (IS_PARAM_SETS_NALS (tmpSLostSim.eNalType)) ? false : bLost; iLossIdx++; tmpSLostSim.isLost = bLost; p_SLostSim->push_back (tmpSLostSim); if (!bLost) { memcpy (pDst + iDstLen, pSrc + iBufPos, i - iBufPos); iDstLen += (i - iBufPos); } else { bVCLLoss = (IS_VCL_NAL (tmpSLostSim.eNalType, 1)) ? true : bVCLLoss; iSkipedBytes += (i - iBufPos); } } memset ((void*)pSrc, 0, iSrcLen); memcpy ((void*)pSrc, pDst, iDstLen); iSrcLen = iDstLen; delete [] pDst; return iSkipedBytes; }