/* 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) 2010-2011, 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 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 TDecCAVLC.h \brief CAVLC decoder class (header) */ #ifndef __TDECCAVLC__ #define __TDECCAVLC__ #if _MSC_VER > 1000 #pragma once #endif // _MSC_VER > 1000 #include "TDecEntropy.h" // ==================================================================================================================== // Class definition // ==================================================================================================================== class SEImessages; /// CAVLC decoder class class TDecCavlc : public TDecEntropyIf { public: TDecCavlc(); virtual ~TDecCavlc(); protected: Void xReadCode (UInt uiLength, UInt& ruiCode); Void xReadUvlc (UInt& ruiVal); Void xReadSvlc (Int& riVal); Void xReadFlag (UInt& ruiCode); Void xReadEpExGolomb ( UInt& ruiSymbol, UInt uiCount ); Void xReadExGolombLevel ( UInt& ruiSymbol ); Void xReadUnaryMaxSymbol ( UInt& ruiSymbol, UInt uiMaxSymbol ); UInt xGetBit (); Int xReadVlc ( Int n ); #if CAVLC_COEF_LRG_BLK Void xParseCoeff ( TCoeff* scoeff, Int iTableNumber, Int blSize); #else Void xParseCoeff4x4 ( TCoeff* scoeff, Int iTableNumber ); Void xParseCoeff8x8 ( TCoeff* scoeff, Int iTableNumber ); #endif #if QC_MOD_LCEC Void xRunLevelIndInv (LastCoeffStruct *combo, Int maxrun, UInt lrg1Pos, UInt cn); #if RUNLEVEL_TABLE_CUT Void xRunLevelIndInterInv(LastCoeffStruct *combo, Int maxrun, UInt cn); #endif #endif private: TComBitstream* m_pcBitstream; UInt m_uiCoeffCost; Bool m_bRunLengthCoding; UInt m_uiRun; Bool m_bAlfCtrl; UInt m_uiMaxAlfCtrlDepth; UInt m_uiLPTableD4[3][32]; #if !CAVLC_COEF_LRG_BLK UInt m_uiLPTableD8[10][128]; #endif UInt m_uiLastPosVlcIndex[10]; #if LCEC_INTRA_MODE #if MTK_DCM_MPM UInt m_uiIntraModeTableD17[2][16]; UInt m_uiIntraModeTableD34[2][33]; #else UInt m_uiIntraModeTableD17[16]; UInt m_uiIntraModeTableD34[33]; #endif #endif #if QC_LCEC_INTER_MODE UInt m_uiSplitTableD[4][7]; #endif #if CAVLC_RQT_CBP UInt m_uiCBP_YUV_TableD[4][8]; UInt m_uiCBP_YS_TableD[2][4]; UInt m_uiCBP_YCS_TableD[2][8]; UInt m_uiCBP_4Y_TableD[2][15]; UInt m_uiCBP_4Y_VlcIdx; #else UInt m_uiBlkCBPTableD[2][15]; UInt m_uiCBPTableD[2][8]; UInt m_uiCbpVlcIdx[2]; UInt m_uiBlkCbpVlcIdx; #endif Int m_iRefFrame0[1000]; Int m_iRefFrame1[1000]; Bool m_bMVres0[1000]; Bool m_bMVres1[1000]; #if MS_LCEC_LOOKUP_TABLE_EXCEPTION UInt m_uiMI1TableD[9]; #else UInt m_uiMI1TableD[8]; #endif UInt m_uiMI2TableD[15]; UInt m_uiMITableVlcIdx; #if CAVLC_COUNTER_ADAPT #if CAVLC_RQT_CBP UChar m_ucCBP_YUV_TableCounter[4][4]; UChar m_ucCBP_4Y_TableCounter[2][2]; UChar m_ucCBP_YS_TableCounter[2][3]; UChar m_ucCBP_YCS_TableCounter[2][4]; UChar m_ucCBP_YUV_TableCounterSum[4]; UChar m_ucCBP_4Y_TableCounterSum[2]; UChar m_ucCBP_YS_TableCounterSum[2]; UChar m_ucCBP_YCS_TableCounterSum[2]; #else UChar m_ucCBFTableCounter [2][4]; UChar m_ucBlkCBPTableCounter [2][2]; UChar m_ucCBFTableCounterSum[2]; UChar m_ucBlkCBPTableCounterSum[2]; #endif UChar m_ucMI1TableCounter[4]; UChar m_ucSplitTableCounter[4][4]; UChar m_ucSplitTableCounterSum[4]; UChar m_ucMI1TableCounterSum; #endif Int** m_aaiTempScale; Int** m_aaiTempOffset; Int** m_aaiTempPdmScaleNomDelta; Int** m_aaiTempPdmOffset; public: Void resetEntropy ( TComSlice* pcSlice ); Void setBitstream ( TComBitstream* p ) { m_pcBitstream = p; } Void setAlfCtrl ( Bool bAlfCtrl ) { m_bAlfCtrl = bAlfCtrl; } Void setMaxAlfCtrlDepth ( UInt uiMaxAlfCtrlDepth ) { m_uiMaxAlfCtrlDepth = uiMaxAlfCtrlDepth; } 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 parseAlfFlag ( UInt& ruiVal ); Void parseAlfUvlc ( UInt& ruiVal ); Void parseAlfSvlc ( Int& riVal ); #if MTK_SAO Void parseAoFlag ( UInt& ruiVal ); Void parseAoUvlc ( UInt& ruiVal ); Void parseAoSvlc ( Int& riVal ); #endif #if BITSTREAM_EXTRACTION Void parseNalUnitHeader ( NalUnitType& eNalUnitType, UInt& TemporalId, UInt& uiLayerId ); #else Void parseNalUnitHeader ( NalUnitType& eNalUnitType, UInt& TemporalId, Bool& bOutputFlag ); #endif Void parseSPS ( TComSPS* pcSPS ); Void parsePPS ( TComPPS* pcPPS); void parseSEI(SEImessages&); Void parseSliceHeader ( TComSlice*& rpcSlice ); Void parseTerminatingBit ( UInt& ruiBit ); Void parseMVPIdx ( TComDataCU* pcCU, Int& riMVPIdx, Int iMVPNum, UInt uiAbsPartIdx, UInt uiDepth, RefPicList eRefList ); Void parseSkipFlag ( 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_MOTION_PRED || HHI_MPI || POZNAN_DBMP Void parseMergeIndexMV ( TComDataCU* pcCU, UInt& ruiMergeIndex, UInt uiAbsPartIdx, UInt uiDepth ); #endif Void parseResPredFlag ( TComDataCU* pcCU, Bool& rbResPredFlag, UInt uiAbsPartIdx, UInt uiDepth ); Void parseSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); 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 uiAbsPartAddr,UInt uiPartIdx, UInt uiDepth, RefPicList eRefList ); Void parseDeltaQP ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); #if CAVLC_RQT_CBP Void parseCbfTrdiv ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiTrDepth, UInt uiDepth, UInt& uiSubdiv ); UInt xGetFlagPattern ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt& uiSubdiv ); #endif Void parseCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth, UInt uiDepth ); Void parseBlockCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth, UInt uiDepth, UInt uiQPartNum ); Void parseCoeffNxN ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType ); Void parseAlfCtrlDepth ( UInt& ruiAlfCtrlDepth ); Void parseAlfCtrlFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ); #if TSB_ALF_HEADER Void parseAlfFlagNum ( UInt& ruiVal, UInt minValue, UInt depth ); Void parseAlfCtrlFlag ( UInt &ruiAlfCtrlFlag ); #endif #ifdef WEIGHT_PRED Void parseWeightPredTable ( TComSlice* pcSlice ); #endif Void parseViewIdx (Int& riViewIdx) ; }; #endif // !defined(AFX_TDECCAVLC_H__9732DD64_59B0_4A41_B29E_1A5B18821EAD__INCLUDED_)