/* 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) 2010-2012, 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 TDecSbac.h \brief SBAC decoder class (header) */ #ifndef __TDECSBAC__ #define __TDECSBAC__ #if _MSC_VER > 1000 #pragma once #endif // _MSC_VER > 1000 #include "TDecEntropy.h" #include "TDecBinCoder.h" #include "TLibCommon/ContextTables.h" #include "TLibCommon/ContextModel.h" #include "TLibCommon/ContextModel3DBuffer.h" //! \ingroup TLibDecoder //! \{ // ==================================================================================================================== // Class definition // ==================================================================================================================== class SEImessages; /// SBAC decoder class class TDecSbac : public TDecEntropyIf { public: TDecSbac(); virtual ~TDecSbac(); Void init ( TDecBinIf* p ) { m_pcTDecBinIf = p; } Void uninit ( ) { m_pcTDecBinIf = 0; } Void load ( TDecSbac* pScr ); Void loadContexts ( TDecSbac* pScr ); Void xCopyFrom ( TDecSbac* pSrc ); Void xCopyContextsFrom ( TDecSbac* pSrc ); #if OL_FLUSH Void decodeFlush(); #endif #if CABAC_INIT_FLAG Void resetEntropy (TComSlice* pSlice ); #else Void resetEntropywithQPandInitIDC ( Int iQp, Int iID); Void resetEntropy ( Int iQp, Int iID ) { resetEntropywithQPandInitIDC(iQp, iID); } Void resetEntropy ( TComSlice* pcSlice ) { resetEntropywithQPandInitIDC(pcSlice->getSliceQp(), pcSlice->getCABACinitIDC());} #endif Void setBitstream ( TComInputBitstream* p ) { m_pcBitstream = p; m_pcTDecBinIf->init( p ); } #if VIDYO_VPS_INTEGRATION|QC_MVHEVC_B0046 Void parseVPS ( TComVPS* pcVPS ) {} #endif #if HHI_MPI Void parseSPS ( TComSPS* pcSPS, Bool bIsDepth ) {} #else Void parseSPS ( TComSPS* pcSPS ) {} #endif #if TILES_OR_ENTROPY_SYNC_IDC Void parsePPS ( TComPPS* pcPPS, ParameterSetManagerDecoder *parameterSet ) {} #else Void parsePPS ( TComPPS* pcPPS ) {} #endif Void parseAPS ( TComAPS* pAPS ) {} void parseSEI(SEImessages&) {} #if LCU_SYNTAX_ALF Void parseSliceHeader ( TComSlice*& rpcSlice, ParameterSetManagerDecoder *parameterSetManager, AlfCUCtrlInfo &alfCUCtrl, AlfParamSet& alfParamSet) {} #else Void parseSliceHeader ( TComSlice*& rpcSlice, ParameterSetManagerDecoder *parameterSetManager, AlfCUCtrlInfo &alfCUCtrl ) {} #endif Void parseTerminatingBit ( UInt& ruiBit ); #if HHI_INTER_VIEW_MOTION_PRED Void parseMVPIdx ( Int& riMVPIdx, Int iNumAMVPCands ); #else Void parseMVPIdx ( Int& riMVPIdx ); #endif #if SAO_UNIT_INTERLEAVING Void parseSaoUvlc ( UInt& ruiVal ); Void parseSaoSvlc ( Int& riVal ); Void parseSaoMergeLeft ( UInt& ruiVal, UInt uiCompIdx ); Void parseSaoMergeUp ( UInt& ruiVal ); Void parseSaoTypeIdx ( UInt& ruiVal ); Void parseSaoUflc ( UInt& ruiVal ); Void parseSaoOneLcuInterleaving(Int rx, Int ry, SAOParam* pSaoParam, TComDataCU* pcCU, Int iCUAddrInSlice, Int iCUAddrUpInSlice, Bool bLFCrossSliceBoundaryFlag); Void parseSaoOffset (SaoLcuParam* psSaoLcuParam); #endif #if RWTH_SDC_DLT_B0036 Void parseSDCFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); Void parseSDCPredMode ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); Void parseSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPart ); #endif private: Void xReadUnarySymbol ( UInt& ruiSymbol, ContextModel* pcSCModel, Int iOffset ); Void xReadUnaryMaxSymbol ( UInt& ruiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol ); Void xReadEpExGolomb ( UInt& ruiSymbol, UInt uiCount ); Void xReadGoRiceExGolomb ( UInt &ruiSymbol, UInt &ruiGoRiceParam ); #if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX Void xReadExGolombLevel ( UInt& ruiSymbol, ContextModel& rcSCModel ); #endif #if HHI_DMM_WEDGE_INTRA Void xParseWedgeFullInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); Void xParseWedgeFullDeltaInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); Void xParseWedgePredDirInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); Void xParseWedgePredDirDeltaInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); #endif #if HHI_DMM_PRED_TEX Void xParseWedgePredTexDeltaInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); Void xParseContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); #endif #if LGE_EDGE_INTRA_A0070 Void xParseEdgeIntraInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); #endif private: TComInputBitstream* m_pcBitstream; TDecBinIf* m_pcTDecBinIf; Int m_iSliceGranularity; //!< slice granularity public: Void parseAlfCtrlFlag ( UInt &ruiAlfCtrlFlag ); /// set slice granularity Void setSliceGranularity(Int iSliceGranularity) {m_iSliceGranularity = iSliceGranularity;} /// get slice granularity Int getSliceGranularity() {return m_iSliceGranularity; } Void parseSkipFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); #if LGE_ILLUCOMP_B0045 Void parseICFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); #endif Void parseSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); Void parseMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPUIdx ); Void parseMergeIndex ( TComDataCU* pcCU, UInt& ruiMergeIndex, UInt uiAbsPartIdx, UInt uiDepth ); #if HHI_INTER_VIEW_RESIDUAL_PRED Void parseResPredFlag ( TComDataCU* pcCU, Bool& rbResPredFlag, UInt uiAbsPartIdx, UInt uiDepth ); #endif Void parsePartSize ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); Void parsePredMode ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); Void parseIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); Void parseIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); Void parseInterDir ( TComDataCU* pcCU, UInt& ruiInterDir, UInt uiAbsPartIdx, UInt uiDepth ); Void parseRefFrmIdx ( TComDataCU* pcCU, Int& riRefFrmIdx, UInt uiAbsPartIdx, UInt uiDepth, RefPicList eRefList ); Void parseMvd ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth, RefPicList eRefList ); Void parseTransformSubdivFlag( UInt& ruiSubdivFlag, UInt uiLog2TransformBlockSize ); Void parseQtCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth, UInt uiDepth ); Void parseQtRootCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt& uiQtRootCbf ); Void parseDeltaQP ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); Void parseIPCMInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth); Void parseLastSignificantXY( UInt& uiPosLastX, UInt& uiPosLastY, Int width, Int height, TextType eTType, UInt uiScanIdx ); Void parseCoeffNxN ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType ); Void readTileMarker ( UInt& uiTileIdx, UInt uiBitsUsed ); Void updateContextTables( SliceType eSliceType, Int iQp ); Void parseScalingList ( TComScalingList* scalingList ) {} private: UInt m_uiLastDQpNonZero; UInt m_uiLastQp; ContextModel m_contextModels[MAX_NUM_CTX_MOD]; Int m_numContextModels; ContextModel3DBuffer m_cCUSplitFlagSCModel; ContextModel3DBuffer m_cCUSkipFlagSCModel; #if LGE_ILLUCOMP_B0045 ContextModel3DBuffer m_cCUICFlagSCModel; #endif ContextModel3DBuffer m_cCUMergeFlagExtSCModel; ContextModel3DBuffer m_cCUMergeIdxExtSCModel; #if HHI_INTER_VIEW_RESIDUAL_PRED ContextModel3DBuffer m_cResPredFlagSCModel; #endif ContextModel3DBuffer m_cCUPartSizeSCModel; ContextModel3DBuffer m_cCUPredModeSCModel; ContextModel3DBuffer m_cCUAlfCtrlFlagSCModel; ContextModel3DBuffer m_cCUIntraPredSCModel; ContextModel3DBuffer m_cCUChromaPredSCModel; ContextModel3DBuffer m_cCUDeltaQpSCModel; ContextModel3DBuffer m_cCUInterDirSCModel; ContextModel3DBuffer m_cCURefPicSCModel; ContextModel3DBuffer m_cCUMvdSCModel; ContextModel3DBuffer m_cCUQtCbfSCModel; ContextModel3DBuffer m_cCUTransSubdivFlagSCModel; ContextModel3DBuffer m_cCUQtRootCbfSCModel; ContextModel3DBuffer m_cCUSigCoeffGroupSCModel; ContextModel3DBuffer m_cCUSigSCModel; ContextModel3DBuffer m_cCuCtxLastX; ContextModel3DBuffer m_cCuCtxLastY; ContextModel3DBuffer m_cCUOneSCModel; ContextModel3DBuffer m_cCUAbsSCModel; ContextModel3DBuffer m_cMVPIdxSCModel; ContextModel3DBuffer m_cALFFlagSCModel; ContextModel3DBuffer m_cALFUvlcSCModel; ContextModel3DBuffer m_cALFSvlcSCModel; #if AMP_CTX ContextModel3DBuffer m_cCUAMPSCModel; #else ContextModel3DBuffer m_cCUXPosiSCModel; ContextModel3DBuffer m_cCUYPosiSCModel; #endif ContextModel3DBuffer m_cSaoFlagSCModel; ContextModel3DBuffer m_cSaoUvlcSCModel; ContextModel3DBuffer m_cSaoSvlcSCModel; #if SAO_UNIT_INTERLEAVING ContextModel3DBuffer m_cSaoMergeLeftSCModel; ContextModel3DBuffer m_cSaoMergeUpSCModel; ContextModel3DBuffer m_cSaoTypeIdxSCModel; #endif #if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX ContextModel3DBuffer m_cDmmFlagSCModel; ContextModel3DBuffer m_cDmmModeSCModel; ContextModel3DBuffer m_cDmmDataSCModel; #endif #if LGE_EDGE_INTRA_A0070 ContextModel3DBuffer m_cEdgeIntraSCModel; #if LGE_EDGE_INTRA_DELTA_DC ContextModel3DBuffer m_cEdgeIntraDeltaDCSCModel; #endif #endif #if RWTH_SDC_DLT_B0036 ContextModel3DBuffer m_cSDCFlagSCModel; ContextModel3DBuffer m_cSDCResidualFlagSCModel; ContextModel3DBuffer m_cSDCResidualSignFlagSCModel; ContextModel3DBuffer m_cSDCResidualSCModel; ContextModel3DBuffer m_cSDCPredModeSCModel; #endif }; //! \} #endif // !defined(AFX_TDECSBAC_H__CFCAAA19_8110_47F4_9A16_810C4B5499D5__INCLUDED_)