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Add an encoder method for encoding the SPS/PPS without encoding a frame

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This is useful if using a muxer that requires the SPS/PPS to be
available before the first frame is encoded.
This commit is contained in:
Martin Storsjö
2014-01-10 20:46:05 +02:00
parent f02d0aa667
commit 2766215545
5 changed files with 47 additions and 0 deletions
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31
codec/encoder/core/src/encoder_ext.cpp
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@@ -3093,6 +3093,37 @@ int32_t ForceCodingIDR (sWelsEncCtx* pCtx) {
return 0;
}
int32_t WelsEncoderEncodeParameterSets (sWelsEncCtx* pCtx, void* pDst) {
SFrameBSInfo* pFbi = (SFrameBSInfo*)pDst;
SLayerBSInfo* pLayerBsInfo = &pFbi->sLayerInfo[0];
int32_t iNalLen[128] = {0};
int32_t iCountNal = 0;
pLayerBsInfo->pBsBuf = pCtx->pFrameBs;
InitBits (&pCtx->pOut->sBsWrite, pCtx->pOut->pBsBuffer, pCtx->pOut->uiSize);
WelsWriteParameterSets (pCtx, &iNalLen[0], &iCountNal);
pLayerBsInfo->uiPriorityId = 0;
pLayerBsInfo->uiSpatialId = 0;
pLayerBsInfo->uiTemporalId = 0;
pLayerBsInfo->uiQualityId = 0;
pLayerBsInfo->uiLayerType = NON_VIDEO_CODING_LAYER;
pLayerBsInfo->iNalCount = iCountNal;
for (int32_t iNalIndex = 0; iNalIndex < iCountNal; ++ iNalIndex) {
pLayerBsInfo->iNalLengthInByte[iNalIndex] = iNalLen[iNalIndex];
}
pCtx->eLastNalPriority = NRI_PRI_HIGHEST;
pFbi->iLayerNum = 1;
#if defined(X86_ASM)
WelsEmms();
#endif //X86_ASM
return 0;
}
/*!
* \brief core svc encoding process
*