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simplify-layer-process

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This commit is contained in:
volvet 2014-03-06 11:19:33 +08:00
parent 8beb3c8c09
commit 50fe120a3e
2 changed files with 1 additions and 56 deletions
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2
codec/encoder/core/inc/wels_preprocess.h
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@ -121,7 +121,6 @@ class CWelsPreProcess {
private:
int32_t SingleLayerPreprocess (sWelsEncCtx* pEncCtx, const SSourcePicture* kpSrc, Scaled_Picture* m_sScaledPicture);
int32_t MultiLayerPreprocess (sWelsEncCtx* pEncCtx, const SSourcePicture* kpSrcPic);
void BilateralDenoising (SPicture* pSrc, const int32_t iWidth, const int32_t iHeight);
bool DetectSceneChange (SPicture* pCurPicture, SPicture* pRefPicture);
@ -150,7 +149,6 @@ class CWelsPreProcess {
CWelsLib* m_pEncLib;
sWelsEncCtx* m_pEncCtx;
bool m_bInitDone;
bool m_bOfficialBranch;
/* For Downsampling & VAA I420 based source pictures */
SPicture* m_pSpatialPic[MAX_DEPENDENCY_LAYER][MAX_TEMPORAL_LEVEL + 1 +
LONG_TERM_REF_NUM]; // need memory requirement with total number of (log2(uiGopSize)+1+1+long_term_ref_num)

55
codec/encoder/core/src/wels_preprocess.cpp
View File

@ -204,7 +204,6 @@ CWelsPreProcess::CWelsPreProcess (sWelsEncCtx* pEncCtx) {
m_pInterfaceVp = NULL;
m_pEncLib = NULL;
m_bInitDone = false;
m_bOfficialBranch = false;
m_pEncCtx = pEncCtx;
memset (&m_sScaledPicture, 0, sizeof (m_sScaledPicture));
memset (m_pSpatialPic, 0, sizeof(m_pSpatialPic));
@ -316,13 +315,6 @@ int32_t CWelsPreProcess::BuildSpatialPicList (sWelsEncCtx* pCtx, const SSourcePi
if (WelsPreprocessReset (pCtx) != 0)
return -1;
m_bOfficialBranch = (iNumDependencyLayer != 1);
if ( iNumDependencyLayer == 1 ) {
if (pSvcParam->sDependencyLayers[0].iFrameWidth != kpSrcPic->iPicWidth ||
pSvcParam->sDependencyLayers[0].iFrameHeight != kpSrcPic->iPicHeight) {
m_bOfficialBranch = true;
}
}
m_bInitDone = true;
}
@ -333,12 +325,7 @@ int32_t CWelsPreProcess::BuildSpatialPicList (sWelsEncCtx* pCtx, const SSourcePi
if (pSvcParam->uiIntraPeriod)
pCtx->pVaa->bIdrPeriodFlag = (1 + pCtx->iFrameIndex >= (int32_t)pSvcParam->uiIntraPeriod) ? true : false;
if (m_bOfficialBranch) { // Perform Down Sampling potentially due to application
iSpatialNum = SingleLayerPreprocess (pCtx, kpSrcPic, &m_sScaledPicture);
} else { // for console each spatial pictures are available there
iSpatialNum = 1;
MultiLayerPreprocess (pCtx, kpSrcPic);
}
iSpatialNum = SingleLayerPreprocess (pCtx, kpSrcPic, &m_sScaledPicture);
return iSpatialNum;
}
@ -518,46 +505,6 @@ int32_t CWelsPreProcess::SingleLayerPreprocess (sWelsEncCtx* pCtx, const SSource
return iSpatialNum;
}
int32_t CWelsPreProcess::MultiLayerPreprocess (sWelsEncCtx* pCtx, const SSourcePicture* kpSrcPic) {
SWelsSvcCodingParam* pSvcParam = pCtx->pSvcParam;
const SSourcePicture* pSrc = NULL;
SPicture* pDstPic = NULL;
const int32_t iSpatialLayersCfgCount =
pSvcParam->iSpatialLayerNum; // count number of spatial layers to be encoded in cfg
int32_t j = -1;
// do not clear j, just let it continue to save complexity
do {
++ j;
if (pSvcParam->sDependencyLayers[j].iFrameWidth == kpSrcPic->iPicWidth &&
pSvcParam->sDependencyLayers[j].iFrameHeight == kpSrcPic->iPicHeight) {
break;
}
} while (j < iSpatialLayersCfgCount);
assert (j < iSpatialLayersCfgCount);
pDstPic = m_pSpatialPic[j][m_uiSpatialLayersInTemporal[j] - 1];
WelsUpdateSpatialIdxMap (pCtx, 0, pDstPic, j);
WelsMoveMemoryWrapper (pSvcParam, pDstPic, kpSrcPic, kpSrcPic->iPicWidth, kpSrcPic->iPicHeight);
if (pSvcParam->bEnableDenoise)
BilateralDenoising (pDstPic, kpSrcPic->iPicWidth, kpSrcPic->iPicHeight);
m_pLastSpatialPicture[j][1] = pDstPic;
if (pSvcParam->bEnableSceneChangeDetect && (1 == pSvcParam->iSpatialLayerNum)
&& !pCtx->pVaa->bIdrPeriodFlag && !pCtx->bEncCurFrmAsIdrFlag) {
SPicture* pRef = pCtx->pLtr[0].bReceivedT0LostFlag ?
m_pSpatialPic[0][m_uiSpatialLayersInTemporal[0] + pCtx->pVaa->uiValidLongTermPicIdx] :
m_pLastSpatialPicture[0][0];
pCtx->pVaa->bSceneChangeFlag = DetectSceneChange (pDstPic, pRef);
}
return 0;
}
/*!
* \brief Whether input picture need be scaled?