/* The copyright in this software is being made available under the BSD * License, included below. This software may be subject to other third party * and contributor rights, including patent rights, and no such rights are * granted under this license. * * Copyright (c) 2010-2014, ITU/ISO/IEC * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may * be used to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ /** \file TEncTop.cpp \brief encoder class */ #include "TLibCommon/CommonDef.h" #include "TEncTop.h" #include "TEncPic.h" #include "TLibCommon/TComChromaFormat.h" #if FAST_BIT_EST #include "TLibCommon/ContextModel.h" #endif //! \ingroup TLibEncoder //! \{ // ==================================================================================================================== // Constructor / destructor / create / destroy // ==================================================================================================================== TEncTop::TEncTop() { m_iPOCLast = -1; m_iNumPicRcvd = 0; m_uiNumAllPicCoded = 0; m_pppcRDSbacCoder = NULL; m_pppcBinCoderCABAC = NULL; m_cRDGoOnSbacCoder.init( &m_cRDGoOnBinCoderCABAC ); #if ENC_DEC_TRACE if (g_hTrace == NULL) { g_hTrace = fopen( "TraceEnc.txt", "wb" ); } g_bJustDoIt = g_bEncDecTraceDisable; g_nSymbolCounter = 0; #endif m_iMaxRefPicNum = 0; #if FAST_BIT_EST ContextModel::buildNextStateTable(); #endif } TEncTop::~TEncTop() { #if ENC_DEC_TRACE if (g_hTrace != stdout) { fclose( g_hTrace ); } #endif } Void TEncTop::create () { // initialize global variables initROM(); // create processing unit classes m_cGOPEncoder. create( ); m_cSliceEncoder. create( getSourceWidth(), getSourceHeight(), m_chromaFormatIDC, g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth ); m_cCuEncoder. create( g_uiMaxCUDepth, g_uiMaxCUWidth, g_uiMaxCUHeight, m_chromaFormatIDC ); if (m_bUseSAO) { m_cEncSAO.create( getSourceWidth(), getSourceHeight(), m_chromaFormatIDC, g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, m_saoOffsetBitShift[CHANNEL_TYPE_LUMA], m_saoOffsetBitShift[CHANNEL_TYPE_CHROMA] ); #if SAO_ENCODE_ALLOW_USE_PREDEBLOCK m_cEncSAO.createEncData(getSaoCtuBoundary()); #else m_cEncSAO.createEncData(); #endif } #if ADAPTIVE_QP_SELECTION if (m_bUseAdaptQpSelect) { m_cTrQuant.initSliceQpDelta(); } #endif m_cLoopFilter.create( g_uiMaxCUDepth ); if ( m_RCEnableRateControl ) { m_cRateCtrl.init( m_framesToBeEncoded, m_RCTargetBitrate, m_iFrameRate, m_iGOPSize, m_iSourceWidth, m_iSourceHeight, g_uiMaxCUWidth, g_uiMaxCUHeight, m_RCKeepHierarchicalBit, m_RCUseLCUSeparateModel, m_GOPList ); } m_pppcRDSbacCoder = new TEncSbac** [g_uiMaxCUDepth+1]; #if FAST_BIT_EST m_pppcBinCoderCABAC = new TEncBinCABACCounter** [g_uiMaxCUDepth+1]; #else m_pppcBinCoderCABAC = new TEncBinCABAC** [g_uiMaxCUDepth+1]; #endif for ( Int iDepth = 0; iDepth < g_uiMaxCUDepth+1; iDepth++ ) { m_pppcRDSbacCoder[iDepth] = new TEncSbac* [CI_NUM]; #if FAST_BIT_EST m_pppcBinCoderCABAC[iDepth] = new TEncBinCABACCounter* [CI_NUM]; #else m_pppcBinCoderCABAC[iDepth] = new TEncBinCABAC* [CI_NUM]; #endif for (Int iCIIdx = 0; iCIIdx < CI_NUM; iCIIdx ++ ) { m_pppcRDSbacCoder[iDepth][iCIIdx] = new TEncSbac; #if FAST_BIT_EST m_pppcBinCoderCABAC [iDepth][iCIIdx] = new TEncBinCABACCounter; #else m_pppcBinCoderCABAC [iDepth][iCIIdx] = new TEncBinCABAC; #endif m_pppcRDSbacCoder [iDepth][iCIIdx]->init( m_pppcBinCoderCABAC [iDepth][iCIIdx] ); } } } Void TEncTop::destroy () { // destroy processing unit classes m_cGOPEncoder. destroy(); m_cSliceEncoder. destroy(); m_cCuEncoder. destroy(); if (m_cSPS.getUseSAO()) { m_cEncSAO.destroyEncData(); m_cEncSAO.destroy(); } m_cLoopFilter. destroy(); m_cRateCtrl. destroy(); Int iDepth; for ( iDepth = 0; iDepth < g_uiMaxCUDepth+1; iDepth++ ) { for (Int iCIIdx = 0; iCIIdx < CI_NUM; iCIIdx ++ ) { delete m_pppcRDSbacCoder[iDepth][iCIIdx]; delete m_pppcBinCoderCABAC[iDepth][iCIIdx]; } } for ( iDepth = 0; iDepth < g_uiMaxCUDepth+1; iDepth++ ) { delete [] m_pppcRDSbacCoder[iDepth]; delete [] m_pppcBinCoderCABAC[iDepth]; } delete [] m_pppcRDSbacCoder; delete [] m_pppcBinCoderCABAC; // destroy ROM destroyROM(); return; } Void TEncTop::init(Bool isFieldCoding) { // initialize SPS xInitSPS(); // set the VPS profile information *m_cVPS.getPTL() = *m_cSPS.getPTL(); m_cVPS.getTimingInfo()->setTimingInfoPresentFlag ( false ); m_cRdCost.setCostMode(m_costMode); // initialize PPS m_cPPS.setSPS(&m_cSPS); xInitPPS(); xInitRPS(isFieldCoding); xInitPPSforTiles(); // initialize processing unit classes m_cGOPEncoder. init( this ); m_cSliceEncoder.init( this ); m_cCuEncoder. init( this ); // initialize transform & quantization class m_pcCavlcCoder = getCavlcCoder(); m_cTrQuant.init( 1 << m_uiQuadtreeTULog2MaxSize, m_useRDOQ, m_useRDOQTS, true ,m_useTransformSkipFast #if ADAPTIVE_QP_SELECTION ,m_bUseAdaptQpSelect #endif ); // initialize encoder search class m_cSearch.init( this, &m_cTrQuant, m_iSearchRange, m_bipredSearchRange, m_iFastSearch, 0, &m_cEntropyCoder, &m_cRdCost, getRDSbacCoder(), getRDGoOnSbacCoder() ); m_iMaxRefPicNum = 0; } // ==================================================================================================================== // Public member functions // ==================================================================================================================== Void TEncTop::deletePicBuffer() { TComList::iterator iterPic = m_cListPic.begin(); Int iSize = Int( m_cListPic.size() ); for ( Int i = 0; i < iSize; i++ ) { TComPic* pcPic = *(iterPic++); pcPic->destroy(); delete pcPic; pcPic = NULL; } } /** - Application has picture buffer list with size of GOP + 1 - Picture buffer list acts like as ring buffer - End of the list has the latest picture . \param flush cause encoder to encode a partial GOP \param pcPicYuvOrg original YUV picture \retval rcListPicYuvRecOut list of reconstruction YUV pictures \retval rcListBitstreamOut list of output bitstreams \retval iNumEncoded number of encoded pictures */ Void TEncTop::encode( Bool flush, TComPicYuv* pcPicYuvOrg, TComPicYuv* pcPicYuvTrueOrg, const InputColourSpaceConversion snrCSC, TComList& rcListPicYuvRecOut, std::list& accessUnitsOut, Int& iNumEncoded ) { if (pcPicYuvOrg != NULL) { // get original YUV TComPic* pcPicCurr = NULL; xGetNewPicBuffer( pcPicCurr ); pcPicYuvOrg->copyToPic( pcPicCurr->getPicYuvOrg() ); pcPicYuvTrueOrg->copyToPic( pcPicCurr->getPicYuvTrueOrg() ); // compute image characteristics if ( getUseAdaptiveQP() ) { m_cPreanalyzer.xPreanalyze( dynamic_cast( pcPicCurr ) ); } } if ((m_iNumPicRcvd == 0) || (!flush && (m_iPOCLast != 0) && (m_iNumPicRcvd != m_iGOPSize) && (m_iGOPSize != 0))) { iNumEncoded = 0; return; } if ( m_RCEnableRateControl ) { m_cRateCtrl.initRCGOP( m_iNumPicRcvd ); } // compress GOP m_cGOPEncoder.compressGOP(m_iPOCLast, m_iNumPicRcvd, m_cListPic, rcListPicYuvRecOut, accessUnitsOut, false, false, snrCSC, m_printFrameMSE); if ( m_RCEnableRateControl ) { m_cRateCtrl.destroyRCGOP(); } iNumEncoded = m_iNumPicRcvd; m_iNumPicRcvd = 0; m_uiNumAllPicCoded += iNumEncoded; } /**------------------------------------------------ Separate interlaced frame into two fields -------------------------------------------------**/ Void separateFields(Pel* org, Pel* dstField, UInt stride, UInt width, UInt height, Bool isTop) { if (!isTop) { org += stride; } for (Int y = 0; y < height>>1; y++) { for (Int x = 0; x < width; x++) { dstField[x] = org[x]; } dstField += stride; org += stride*2; } } Void TEncTop::encode(Bool flush, TComPicYuv* pcPicYuvOrg, TComPicYuv* pcPicYuvTrueOrg, const InputColourSpaceConversion snrCSC, TComList& rcListPicYuvRecOut, std::list& accessUnitsOut, Int& iNumEncoded, Bool isTff) { iNumEncoded = 0; for (Int fieldNum=0; fieldNum<2; fieldNum++) { if (pcPicYuvOrg) { /* -- field initialization -- */ const Bool isTopField=isTff==(fieldNum==0); TComPic *pcField; xGetNewPicBuffer( pcField ); pcField->setReconMark (false); // where is this normally? if (fieldNum==1) // where is this normally? { TComPicYuv* rpcPicYuvRec; // org. buffer if ( rcListPicYuvRecOut.size() >= (UInt)m_iGOPSize+1 ) // need to maintain field 0 in list of RecOuts while processing field 1. Hence +1 on m_iGOPSize. { rpcPicYuvRec = rcListPicYuvRecOut.popFront(); } else { rpcPicYuvRec = new TComPicYuv; rpcPicYuvRec->create( m_iSourceWidth, m_iSourceHeight, m_chromaFormatIDC, g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth); } rcListPicYuvRecOut.pushBack( rpcPicYuvRec ); } pcField->getSlice(0)->setPOC( m_iPOCLast ); // superfluous? pcField->getPicYuvRec()->setBorderExtension(false);// where is this normally? pcField->setTopField(isTopField); // interlaced requirement for (UInt componentIndex = 0; componentIndex < pcPicYuvOrg->getNumberValidComponents(); componentIndex++) { const ComponentID component = ComponentID(componentIndex); const UInt stride = pcPicYuvOrg->getStride(component); separateFields((pcPicYuvOrg->getBuf(component) + pcPicYuvOrg->getMarginX(component) + (pcPicYuvOrg->getMarginY(component) * stride)), pcField->getPicYuvOrg()->getAddr(component), pcPicYuvOrg->getStride(component), pcPicYuvOrg->getWidth(component), pcPicYuvOrg->getHeight(component), isTopField); separateFields((pcPicYuvTrueOrg->getBuf(component) + pcPicYuvTrueOrg->getMarginX(component) + (pcPicYuvTrueOrg->getMarginY(component) * stride)), pcField->getPicYuvTrueOrg()->getAddr(component), pcPicYuvTrueOrg->getStride(component), pcPicYuvTrueOrg->getWidth(component), pcPicYuvTrueOrg->getHeight(component), isTopField); } // compute image characteristics if ( getUseAdaptiveQP() ) { m_cPreanalyzer.xPreanalyze( dynamic_cast( pcField ) ); } } if ( m_iNumPicRcvd && ((flush&&fieldNum==1) || (m_iPOCLast/2)==0 || m_iNumPicRcvd==m_iGOPSize ) ) { // compress GOP m_cGOPEncoder.compressGOP(m_iPOCLast, m_iNumPicRcvd, m_cListPic, rcListPicYuvRecOut, accessUnitsOut, true, isTff, snrCSC, m_printFrameMSE); iNumEncoded += m_iNumPicRcvd; m_uiNumAllPicCoded += m_iNumPicRcvd; m_iNumPicRcvd = 0; } } } // ==================================================================================================================== // Protected member functions // ==================================================================================================================== /** - Application has picture buffer list with size of GOP + 1 - Picture buffer list acts like as ring buffer - End of the list has the latest picture . \retval rpcPic obtained picture buffer */ Void TEncTop::xGetNewPicBuffer ( TComPic*& rpcPic ) { TComSlice::sortPicList(m_cListPic); if (m_cListPic.size() >= (UInt)(m_iGOPSize + getMaxDecPicBuffering(MAX_TLAYER-1) + 2) ) { TComList::iterator iterPic = m_cListPic.begin(); Int iSize = Int( m_cListPic.size() ); for ( Int i = 0; i < iSize; i++ ) { rpcPic = *(iterPic++); if(rpcPic->getSlice(0)->isReferenced() == false) { break; } } } else { if ( getUseAdaptiveQP() ) { TEncPic* pcEPic = new TEncPic; pcEPic->create( m_iSourceWidth, m_iSourceHeight, m_chromaFormatIDC, g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, m_cPPS.getMaxCuDQPDepth()+1, m_conformanceWindow, m_defaultDisplayWindow, m_numReorderPics); rpcPic = pcEPic; } else { rpcPic = new TComPic; rpcPic->create( m_iSourceWidth, m_iSourceHeight, m_chromaFormatIDC, g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, m_conformanceWindow, m_defaultDisplayWindow, m_numReorderPics, false ); } m_cListPic.pushBack( rpcPic ); } rpcPic->setReconMark (false); m_iPOCLast++; m_iNumPicRcvd++; rpcPic->getSlice(0)->setPOC( m_iPOCLast ); // mark it should be extended rpcPic->getPicYuvRec()->setBorderExtension(false); } Void TEncTop::xInitSPS() { ProfileTierLevel& profileTierLevel = *m_cSPS.getPTL()->getGeneralPTL(); profileTierLevel.setLevelIdc(m_level); profileTierLevel.setTierFlag(m_levelTier); profileTierLevel.setProfileIdc(m_profile); profileTierLevel.setProfileCompatibilityFlag(m_profile, 1); profileTierLevel.setProgressiveSourceFlag(m_progressiveSourceFlag); profileTierLevel.setInterlacedSourceFlag(m_interlacedSourceFlag); profileTierLevel.setNonPackedConstraintFlag(m_nonPackedConstraintFlag); profileTierLevel.setFrameOnlyConstraintFlag(m_frameOnlyConstraintFlag); profileTierLevel.setBitDepthConstraint(m_bitDepthConstraintValue); profileTierLevel.setChromaFormatConstraint(m_chromaFormatConstraintValue); profileTierLevel.setIntraConstraintFlag(m_intraConstraintFlag); profileTierLevel.setLowerBitRateConstraintFlag(m_lowerBitRateConstraintFlag); if ((m_profile == Profile::MAIN10) && (g_bitDepth[CHANNEL_TYPE_LUMA] == 8) && (g_bitDepth[CHANNEL_TYPE_CHROMA] == 8)) { /* The above constraint is equal to Profile::MAIN */ profileTierLevel.setProfileCompatibilityFlag(Profile::MAIN, 1); } if (m_profile == Profile::MAIN) { /* A Profile::MAIN10 decoder can always decode Profile::MAIN */ profileTierLevel.setProfileCompatibilityFlag(Profile::MAIN10, 1); } /* XXX: should Main be marked as compatible with still picture? */ /* XXX: may be a good idea to refactor the above into a function * that chooses the actual compatibility based upon options */ m_cSPS.setPicWidthInLumaSamples ( m_iSourceWidth ); m_cSPS.setPicHeightInLumaSamples ( m_iSourceHeight ); m_cSPS.setConformanceWindow ( m_conformanceWindow ); m_cSPS.setMaxCUWidth ( g_uiMaxCUWidth ); m_cSPS.setMaxCUHeight ( g_uiMaxCUHeight ); m_cSPS.setMaxCUDepth ( g_uiMaxCUDepth ); m_cSPS.setChromaFormatIdc( m_chromaFormatIDC); Int minCUSize = m_cSPS.getMaxCUWidth() >> ( m_cSPS.getMaxCUDepth()-g_uiAddCUDepth ); Int log2MinCUSize = 0; while(minCUSize > 1) { minCUSize >>= 1; log2MinCUSize++; } m_cSPS.setLog2MinCodingBlockSize(log2MinCUSize); m_cSPS.setLog2DiffMaxMinCodingBlockSize(m_cSPS.getMaxCUDepth()-g_uiAddCUDepth-getMaxCUDepthOffset(m_cSPS.getChromaFormatIdc(), m_cSPS.getQuadtreeTULog2MinSize())); m_cSPS.setPCMLog2MinSize (m_uiPCMLog2MinSize); m_cSPS.setUsePCM ( m_usePCM ); m_cSPS.setPCMLog2MaxSize( m_pcmLog2MaxSize ); m_cSPS.setQuadtreeTULog2MaxSize( m_uiQuadtreeTULog2MaxSize ); m_cSPS.setQuadtreeTULog2MinSize( m_uiQuadtreeTULog2MinSize ); m_cSPS.setQuadtreeTUMaxDepthInter( m_uiQuadtreeTUMaxDepthInter ); m_cSPS.setQuadtreeTUMaxDepthIntra( m_uiQuadtreeTUMaxDepthIntra ); m_cSPS.setTMVPFlagsPresent(false); m_cSPS.setMaxTrSize ( 1 << m_uiQuadtreeTULog2MaxSize ); Int i; for (i = 0; i < g_uiMaxCUDepth-g_uiAddCUDepth; i++ ) { m_cSPS.setAMPAcc( i, m_useAMP ); //m_cSPS.setAMPAcc( i, 1 ); } m_cSPS.setUseAMP ( m_useAMP ); for (i = g_uiMaxCUDepth-g_uiAddCUDepth; i < g_uiMaxCUDepth; i++ ) { m_cSPS.setAMPAcc(i, 0); } for (UInt channelType = 0; channelType < MAX_NUM_CHANNEL_TYPE; channelType++) { m_cSPS.setBitDepth (ChannelType(channelType), g_bitDepth[channelType] ); m_cSPS.setQpBDOffset (ChannelType(channelType), (6 * (g_bitDepth[channelType] - 8))); m_cSPS.setPCMBitDepth (ChannelType(channelType), g_PCMBitDepth[channelType] ); } m_cSPS.setUseExtendedPrecision(m_useExtendedPrecision); m_cSPS.setUseHighPrecisionPredictionWeighting(m_useHighPrecisionPredictionWeighting); m_cSPS.setUseSAO( m_bUseSAO ); m_cSPS.setUseResidualRotation(m_useResidualRotation); m_cSPS.setUseSingleSignificanceMapContext(m_useSingleSignificanceMapContext); m_cSPS.setUseGolombRiceParameterAdaptation(m_useGolombRiceParameterAdaptation); m_cSPS.setAlignCABACBeforeBypass(m_alignCABACBeforeBypass); for (UInt signallingModeIndex = 0; signallingModeIndex < NUMBER_OF_RDPCM_SIGNALLING_MODES; signallingModeIndex++) { m_cSPS.setUseResidualDPCM(RDPCMSignallingMode(signallingModeIndex), m_useResidualDPCM[signallingModeIndex]); } m_cSPS.setMaxTLayers( m_maxTempLayer ); m_cSPS.setTemporalIdNestingFlag( ( m_maxTempLayer == 1 ) ? true : false ); for ( i = 0; i < min(m_cSPS.getMaxTLayers(),(UInt) MAX_TLAYER); i++ ) { m_cSPS.setMaxDecPicBuffering(m_maxDecPicBuffering[i], i); m_cSPS.setNumReorderPics(m_numReorderPics[i], i); } m_cSPS.setPCMFilterDisableFlag ( m_bPCMFilterDisableFlag ); m_cSPS.setDisableIntraReferenceSmoothing( m_disableIntraReferenceSmoothing ); m_cSPS.setScalingListFlag ( (m_useScalingListId == 0) ? 0 : 1 ); m_cSPS.setUseStrongIntraSmoothing( m_useStrongIntraSmoothing ); m_cSPS.setVuiParametersPresentFlag(getVuiParametersPresentFlag()); if (m_cSPS.getVuiParametersPresentFlag()) { TComVUI* pcVUI = m_cSPS.getVuiParameters(); pcVUI->setAspectRatioInfoPresentFlag(getAspectRatioInfoPresentFlag()); pcVUI->setAspectRatioIdc(getAspectRatioIdc()); pcVUI->setSarWidth(getSarWidth()); pcVUI->setSarHeight(getSarHeight()); pcVUI->setOverscanInfoPresentFlag(getOverscanInfoPresentFlag()); pcVUI->setOverscanAppropriateFlag(getOverscanAppropriateFlag()); pcVUI->setVideoSignalTypePresentFlag(getVideoSignalTypePresentFlag()); pcVUI->setVideoFormat(getVideoFormat()); pcVUI->setVideoFullRangeFlag(getVideoFullRangeFlag()); pcVUI->setColourDescriptionPresentFlag(getColourDescriptionPresentFlag()); pcVUI->setColourPrimaries(getColourPrimaries()); pcVUI->setTransferCharacteristics(getTransferCharacteristics()); pcVUI->setMatrixCoefficients(getMatrixCoefficients()); pcVUI->setChromaLocInfoPresentFlag(getChromaLocInfoPresentFlag()); pcVUI->setChromaSampleLocTypeTopField(getChromaSampleLocTypeTopField()); pcVUI->setChromaSampleLocTypeBottomField(getChromaSampleLocTypeBottomField()); pcVUI->setNeutralChromaIndicationFlag(getNeutralChromaIndicationFlag()); pcVUI->setDefaultDisplayWindow(getDefaultDisplayWindow()); pcVUI->setFrameFieldInfoPresentFlag(getFrameFieldInfoPresentFlag()); pcVUI->setFieldSeqFlag(false); pcVUI->setHrdParametersPresentFlag(false); pcVUI->getTimingInfo()->setPocProportionalToTimingFlag(getPocProportionalToTimingFlag()); pcVUI->getTimingInfo()->setNumTicksPocDiffOneMinus1 (getNumTicksPocDiffOneMinus1() ); pcVUI->setBitstreamRestrictionFlag(getBitstreamRestrictionFlag()); pcVUI->setTilesFixedStructureFlag(getTilesFixedStructureFlag()); pcVUI->setMotionVectorsOverPicBoundariesFlag(getMotionVectorsOverPicBoundariesFlag()); pcVUI->setMinSpatialSegmentationIdc(getMinSpatialSegmentationIdc()); pcVUI->setMaxBytesPerPicDenom(getMaxBytesPerPicDenom()); pcVUI->setMaxBitsPerMinCuDenom(getMaxBitsPerMinCuDenom()); pcVUI->setLog2MaxMvLengthHorizontal(getLog2MaxMvLengthHorizontal()); pcVUI->setLog2MaxMvLengthVertical(getLog2MaxMvLengthVertical()); } } Void TEncTop::xInitPPS() { m_cPPS.setConstrainedIntraPred( m_bUseConstrainedIntraPred ); Bool bUseDQP = (getMaxCuDQPDepth() > 0)? true : false; if((getMaxDeltaQP() != 0 )|| getUseAdaptiveQP()) { bUseDQP = true; } if (m_costMode==COST_SEQUENCE_LEVEL_LOSSLESS || m_costMode==COST_LOSSLESS_CODING) bUseDQP=false; if(bUseDQP) { m_cPPS.setUseDQP(true); m_cPPS.setMaxCuDQPDepth( m_iMaxCuDQPDepth ); m_cPPS.setMinCuDQPSize( m_cPPS.getSPS()->getMaxCUWidth() >> ( m_cPPS.getMaxCuDQPDepth()) ); } else { m_cPPS.setUseDQP(false); m_cPPS.setMaxCuDQPDepth( 0 ); m_cPPS.setMinCuDQPSize( m_cPPS.getSPS()->getMaxCUWidth() >> ( m_cPPS.getMaxCuDQPDepth()) ); } if ( m_maxCUChromaQpAdjustmentDepth >= 0 ) { m_cPPS.setMaxCuChromaQpAdjDepth(m_maxCUChromaQpAdjustmentDepth); m_cPPS.setChromaQpAdjTableAt(1, 6, 6); /* todo, insert table entries from command line (NB, 0 should not be touched) */ } else { m_cPPS.setMaxCuChromaQpAdjDepth(0); m_cPPS.clearChromaQpAdjTable(); } if ( m_RCEnableRateControl ) { m_cPPS.setUseDQP(true); m_cPPS.setMaxCuDQPDepth( 0 ); m_cPPS.setMinCuDQPSize( m_cPPS.getSPS()->getMaxCUWidth() >> ( m_cPPS.getMaxCuDQPDepth()) ); } m_cPPS.setMinCuChromaQpAdjSize( m_cPPS.getSPS()->getMaxCUWidth() >> ( m_cPPS.getMaxCuChromaQpAdjDepth()) ); m_cPPS.setQpOffset(COMPONENT_Cb, m_chromaCbQpOffset ); m_cPPS.setQpOffset(COMPONENT_Cr, m_chromaCrQpOffset ); m_cPPS.setNumSubstreams(m_iWaveFrontSubstreams); m_cPPS.setEntropyCodingSyncEnabledFlag( m_iWaveFrontSynchro > 0 ); m_cPPS.setTilesEnabledFlag( (m_iNumColumnsMinus1 > 0 || m_iNumRowsMinus1 > 0) ); m_cPPS.setUseWP( m_useWeightedPred ); m_cPPS.setWPBiPred( m_useWeightedBiPred ); m_cPPS.setUseCrossComponentPrediction(m_useCrossComponentPrediction); m_cPPS.setSaoOffsetBitShift(CHANNEL_TYPE_LUMA, m_saoOffsetBitShift[CHANNEL_TYPE_LUMA ]); m_cPPS.setSaoOffsetBitShift(CHANNEL_TYPE_CHROMA, m_saoOffsetBitShift[CHANNEL_TYPE_CHROMA]); m_cPPS.setOutputFlagPresentFlag( false ); m_cPPS.setSignHideFlag(getSignHideFlag()); if ( getDeblockingFilterMetric() ) { m_cPPS.setDeblockingFilterControlPresentFlag (true); m_cPPS.setDeblockingFilterOverrideEnabledFlag(true); m_cPPS.setPicDisableDeblockingFilterFlag(false); m_cPPS.setDeblockingFilterBetaOffsetDiv2(0); m_cPPS.setDeblockingFilterTcOffsetDiv2(0); } else { m_cPPS.setDeblockingFilterControlPresentFlag (m_DeblockingFilterControlPresent ); } m_cPPS.setLog2ParallelMergeLevelMinus2 (m_log2ParallelMergeLevelMinus2 ); m_cPPS.setCabacInitPresentFlag(CABAC_INIT_PRESENT_FLAG); m_cPPS.setLoopFilterAcrossSlicesEnabledFlag( m_bLFCrossSliceBoundaryFlag ); Int histogram[MAX_NUM_REF + 1]; for( Int i = 0; i <= MAX_NUM_REF; i++ ) { histogram[i]=0; } for( Int i = 0; i < getGOPSize(); i++) { assert(getGOPEntry(i).m_numRefPicsActive >= 0 && getGOPEntry(i).m_numRefPicsActive <= MAX_NUM_REF); histogram[getGOPEntry(i).m_numRefPicsActive]++; } Int maxHist=-1; Int bestPos=0; for( Int i = 0; i <= MAX_NUM_REF; i++ ) { if(histogram[i]>maxHist) { maxHist=histogram[i]; bestPos=i; } } assert(bestPos <= 15); m_cPPS.setNumRefIdxL0DefaultActive(bestPos); m_cPPS.setNumRefIdxL1DefaultActive(bestPos); m_cPPS.setTransquantBypassEnableFlag(getTransquantBypassEnableFlag()); m_cPPS.setUseTransformSkip( m_useTransformSkip ); m_cPPS.setTransformSkipLog2MaxSize( m_transformSkipLog2MaxSize ); if (m_sliceSegmentMode != NO_SLICES) { m_cPPS.setDependentSliceSegmentsEnabledFlag( true ); } } //Function for initializing m_RPSList, a list of TComReferencePictureSet, based on the GOPEntry objects read from the config file. Void TEncTop::xInitRPS(Bool isFieldCoding) { TComReferencePictureSet* rps; m_cSPS.createRPSList(getGOPSize() + m_extraRPSs + 1); TComRPSList* rpsList = m_cSPS.getRPSList(); for( Int i = 0; i < getGOPSize()+m_extraRPSs; i++) { GOPEntry ge = getGOPEntry(i); rps = rpsList->getReferencePictureSet(i); rps->setNumberOfPictures(ge.m_numRefPics); rps->setNumRefIdc(ge.m_numRefIdc); Int numNeg = 0; Int numPos = 0; for( Int j = 0; j < ge.m_numRefPics; j++) { rps->setDeltaPOC(j,ge.m_referencePics[j]); rps->setUsed(j,ge.m_usedByCurrPic[j]); if(ge.m_referencePics[j]>0) { numPos++; } else { numNeg++; } } rps->setNumberOfNegativePictures(numNeg); rps->setNumberOfPositivePictures(numPos); // handle inter RPS intialization from the config file. #if AUTO_INTER_RPS rps->setInterRPSPrediction(ge.m_interRPSPrediction > 0); // not very clean, converting anything > 0 to true. rps->setDeltaRIdxMinus1(0); // index to the Reference RPS is always the previous one. TComReferencePictureSet* RPSRef = rpsList->getReferencePictureSet(i-1); // get the reference RPS if (ge.m_interRPSPrediction == 2) // Automatic generation of the inter RPS idc based on the RIdx provided. { Int deltaRPS = getGOPEntry(i-1).m_POC - ge.m_POC; // the ref POC - current POC Int numRefDeltaPOC = RPSRef->getNumberOfPictures(); rps->setDeltaRPS(deltaRPS); // set delta RPS rps->setNumRefIdc(numRefDeltaPOC+1); // set the numRefIdc to the number of pictures in the reference RPS + 1. Int count=0; for (Int j = 0; j <= numRefDeltaPOC; j++ ) // cycle through pics in reference RPS. { Int RefDeltaPOC = (jgetDeltaPOC(j): 0; // if it is the last decoded picture, set RefDeltaPOC = 0 rps->setRefIdc(j, 0); for (Int k = 0; k < rps->getNumberOfPictures(); k++ ) // cycle through pics in current RPS. { if (rps->getDeltaPOC(k) == ( RefDeltaPOC + deltaRPS)) // if the current RPS has a same picture as the reference RPS. { rps->setRefIdc(j, (rps->getUsed(k)?1:2)); count++; break; } } } if (count != rps->getNumberOfPictures()) { printf("Warning: Unable fully predict all delta POCs using the reference RPS index given in the config file. Setting Inter RPS to false for this RPS.\n"); rps->setInterRPSPrediction(0); } } else if (ge.m_interRPSPrediction == 1) // inter RPS idc based on the RefIdc values provided in config file. { rps->setDeltaRPS(ge.m_deltaRPS); rps->setNumRefIdc(ge.m_numRefIdc); for (Int j = 0; j < ge.m_numRefIdc; j++ ) { rps->setRefIdc(j, ge.m_refIdc[j]); } #if WRITE_BACK // the folowing code overwrite the deltaPOC and Used by current values read from the config file with the ones // computed from the RefIdc. A warning is printed if they are not identical. numNeg = 0; numPos = 0; TComReferencePictureSet RPSTemp; // temporary variable for (Int j = 0; j < ge.m_numRefIdc; j++ ) { if (ge.m_refIdc[j]) { Int deltaPOC = ge.m_deltaRPS + ((j < RPSRef->getNumberOfPictures())? RPSRef->getDeltaPOC(j) : 0); RPSTemp.setDeltaPOC((numNeg+numPos),deltaPOC); RPSTemp.setUsed((numNeg+numPos),ge.m_refIdc[j]==1?1:0); if (deltaPOC<0) { numNeg++; } else { numPos++; } } } if (numNeg != rps->getNumberOfNegativePictures()) { printf("Warning: number of negative pictures in RPS is different between intra and inter RPS specified in the config file.\n"); rps->setNumberOfNegativePictures(numNeg); rps->setNumberOfPictures(numNeg+numPos); } if (numPos != rps->getNumberOfPositivePictures()) { printf("Warning: number of positive pictures in RPS is different between intra and inter RPS specified in the config file.\n"); rps->setNumberOfPositivePictures(numPos); rps->setNumberOfPictures(numNeg+numPos); } RPSTemp.setNumberOfPictures(numNeg+numPos); RPSTemp.setNumberOfNegativePictures(numNeg); RPSTemp.sortDeltaPOC(); // sort the created delta POC before comparing // check if Delta POC and Used are the same // print warning if they are not. for (Int j = 0; j < ge.m_numRefIdc; j++ ) { if (RPSTemp.getDeltaPOC(j) != rps->getDeltaPOC(j)) { printf("Warning: delta POC is different between intra RPS and inter RPS specified in the config file.\n"); rps->setDeltaPOC(j,RPSTemp.getDeltaPOC(j)); } if (RPSTemp.getUsed(j) != rps->getUsed(j)) { printf("Warning: Used by Current in RPS is different between intra and inter RPS specified in the config file.\n"); rps->setUsed(j,RPSTemp.getUsed(j)); } } #endif } #else rps->setInterRPSPrediction(ge.m_interRPSPrediction); if (ge.m_interRPSPrediction) { rps->setDeltaRIdxMinus1(0); rps->setDeltaRPS(ge.m_deltaRPS); rps->setNumRefIdc(ge.m_numRefIdc); for (Int j = 0; j < ge.m_numRefIdc; j++ ) { rps->setRefIdc(j, ge.m_refIdc[j]); } #if WRITE_BACK // the folowing code overwrite the deltaPOC and Used by current values read from the config file with the ones // computed from the RefIdc. This is not necessary if both are identical. Currently there is no check to see if they are identical. numNeg = 0; numPos = 0; TComReferencePictureSet* RPSRef = m_RPSList.getReferencePictureSet(i-1); for (Int j = 0; j < ge.m_numRefIdc; j++ ) { if (ge.m_refIdc[j]) { Int deltaPOC = ge.m_deltaRPS + ((j < RPSRef->getNumberOfPictures())? RPSRef->getDeltaPOC(j) : 0); rps->setDeltaPOC((numNeg+numPos),deltaPOC); rps->setUsed((numNeg+numPos),ge.m_refIdc[j]==1?1:0); if (deltaPOC<0) { numNeg++; } else { numPos++; } } } rps->setNumberOfNegativePictures(numNeg); rps->setNumberOfPositivePictures(numPos); rps->sortDeltaPOC(); #endif } #endif //INTER_RPS_AUTO } //In case of field coding, we need to set special parameters for the first bottom field of the sequence, since it is not specified in the cfg file. //The position = GOPSize + extraRPSs which is (a priori) unused is reserved for this field in the RPS. if (isFieldCoding) { rps = rpsList->getReferencePictureSet(getGOPSize()+m_extraRPSs); rps->setNumberOfPictures(1); rps->setNumberOfNegativePictures(1); rps->setNumberOfPositivePictures(0); rps->setNumberOfLongtermPictures(0); rps->setDeltaPOC(0,-1); rps->setPOC(0,0); rps->setUsed(0,true); rps->setInterRPSPrediction(false); rps->setDeltaRIdxMinus1(0); rps->setDeltaRPS(0); rps->setNumRefIdc(0); } } // This is a function that // determines what Reference Picture Set to use // for a specific slice (with POC = POCCurr) Void TEncTop::selectReferencePictureSet(TComSlice* slice, Int POCCurr, Int GOPid ) { slice->setRPSidx(GOPid); for(Int extraNum=m_iGOPSize; extraNum 0 && getDecodingRefreshType() > 0) { Int POCIndex = POCCurr%m_uiIntraPeriod; if(POCIndex == 0) { POCIndex = m_uiIntraPeriod; } if(POCIndex == m_GOPList[extraNum].m_POC) { slice->setRPSidx(extraNum); } } else { if(POCCurr==m_GOPList[extraNum].m_POC) { slice->setRPSidx(extraNum); } } } if(POCCurr == 1 && slice->getPic()->isField()) { slice->setRPSidx(m_iGOPSize+m_extraRPSs); } slice->setRPS(getSPS()->getRPSList()->getReferencePictureSet(slice->getRPSidx())); slice->getRPS()->setNumberOfPictures(slice->getRPS()->getNumberOfNegativePictures()+slice->getRPS()->getNumberOfPositivePictures()); } Int TEncTop::getReferencePictureSetIdxForSOP(TComSlice* slice, Int POCCurr, Int GOPid ) { Int rpsIdx = GOPid; for(Int extraNum=m_iGOPSize; extraNum 0 && getDecodingRefreshType() > 0) { Int POCIndex = POCCurr%m_uiIntraPeriod; if(POCIndex == 0) { POCIndex = m_uiIntraPeriod; } if(POCIndex == m_GOPList[extraNum].m_POC) { rpsIdx = extraNum; } } else { if(POCCurr==m_GOPList[extraNum].m_POC) { rpsIdx = extraNum; } } } return rpsIdx; } Void TEncTop::xInitPPSforTiles() { m_cPPS.setTileUniformSpacingFlag( m_tileUniformSpacingFlag ); m_cPPS.setNumTileColumnsMinus1( m_iNumColumnsMinus1 ); m_cPPS.setNumTileRowsMinus1( m_iNumRowsMinus1 ); if( !m_tileUniformSpacingFlag ) { m_cPPS.setTileColumnWidth( m_tileColumnWidth ); m_cPPS.setTileRowHeight( m_tileRowHeight ); } m_cPPS.setLoopFilterAcrossTilesEnabledFlag( m_loopFilterAcrossTilesEnabledFlag ); // # substreams is "per tile" when tiles are independent. if (m_iWaveFrontSynchro ) { m_cPPS.setNumSubstreams(m_iWaveFrontSubstreams * (m_iNumColumnsMinus1+1)); } else { m_cPPS.setNumSubstreams((m_iNumRowsMinus1+1) * (m_iNumColumnsMinus1+1)); } } Void TEncCfg::xCheckGSParameters() { Int iWidthInCU = ( m_iSourceWidth%g_uiMaxCUWidth ) ? m_iSourceWidth/g_uiMaxCUWidth + 1 : m_iSourceWidth/g_uiMaxCUWidth; Int iHeightInCU = ( m_iSourceHeight%g_uiMaxCUHeight ) ? m_iSourceHeight/g_uiMaxCUHeight + 1 : m_iSourceHeight/g_uiMaxCUHeight; UInt uiCummulativeColumnWidth = 0; UInt uiCummulativeRowHeight = 0; //check the column relative parameters if( m_iNumColumnsMinus1 >= (1<<(LOG2_MAX_NUM_COLUMNS_MINUS1+1)) ) { printf( "The number of columns is larger than the maximum allowed number of columns.\n" ); exit( EXIT_FAILURE ); } if( m_iNumColumnsMinus1 >= iWidthInCU ) { printf( "The current picture can not have so many columns.\n" ); exit( EXIT_FAILURE ); } if( m_iNumColumnsMinus1 && !m_tileUniformSpacingFlag ) { for(Int i=0; i= iWidthInCU ) { printf( "The width of the column is too large.\n" ); exit( EXIT_FAILURE ); } } //check the row relative parameters if( m_iNumRowsMinus1 >= (1<<(LOG2_MAX_NUM_ROWS_MINUS1+1)) ) { printf( "The number of rows is larger than the maximum allowed number of rows.\n" ); exit( EXIT_FAILURE ); } if( m_iNumRowsMinus1 >= iHeightInCU ) { printf( "The current picture can not have so many rows.\n" ); exit( EXIT_FAILURE ); } if( m_iNumRowsMinus1 && !m_tileUniformSpacingFlag ) { for(Int i=0; i= iHeightInCU ) { printf( "The height of the row is too large.\n" ); exit( EXIT_FAILURE ); } } } //! \}