source: 3DVCSoftware/branches/HTM-6.2-dev2-Qualcomm/source/Lib/TLibDecoder/TDecEntropy.h @ 1417

Last change on this file since 1417 was 373, checked in by zhang, 12 years ago

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[5]1/* The copyright in this software is being made available under the BSD
2 * License, included below. This software may be subject to other third party
3 * and contributor rights, including patent rights, and no such rights are
[56]4 * granted under this license. 
[5]5 *
[56]6 * Copyright (c) 2010-2012, ITU/ISO/IEC
[5]7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions are met:
11 *
12 *  * Redistributions of source code must retain the above copyright notice,
13 *    this list of conditions and the following disclaimer.
14 *  * Redistributions in binary form must reproduce the above copyright notice,
15 *    this list of conditions and the following disclaimer in the documentation
16 *    and/or other materials provided with the distribution.
[56]17 *  * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
[5]18 *    be used to endorse or promote products derived from this software without
19 *    specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 */
[2]33
34/** \file     TDecEntropy.h
35    \brief    entropy decoder class (header)
36*/
37
38#ifndef __TDECENTROPY__
39#define __TDECENTROPY__
40
41#include "../TLibCommon/CommonDef.h"
42#include "../TLibCommon/TComBitStream.h"
43#include "../TLibCommon/TComSlice.h"
44#include "../TLibCommon/TComPic.h"
45#include "../TLibCommon/TComPrediction.h"
46#include "../TLibCommon/TComAdaptiveLoopFilter.h"
[56]47#include "../TLibCommon/TComSampleAdaptiveOffset.h"
[2]48
49class TDecSbac;
50class TDecCavlc;
51class SEImessages;
[56]52class ParameterSetManagerDecoder;
[2]53
[56]54//! \ingroup TLibDecoder
55//! \{
56
[2]57// ====================================================================================================================
58// Class definition
59// ====================================================================================================================
60
61/// entropy decoder pure class
62class TDecEntropyIf
63{
64public:
65  //  Virtual list for SBAC/CAVLC
[56]66  virtual Void  resetEntropy          ( TComSlice* pcSlice )     = 0;
67  virtual Void  setBitstream          ( TComInputBitstream* p )  = 0;
[5]68
[56]69  virtual Void  decodeFlush()                                                                      = 0;
[2]70
[210]71#if VIDYO_VPS_INTEGRATION|QC_MVHEVC_B0046
[77]72  virtual Void  parseVPS                  ( TComVPS* pcVPS )                       = 0;
73#endif
[332]74#if HHI_MPI || H3D_QTL
[56]75  virtual Void  parseSPS                  ( TComSPS* pcSPS, Bool bIsDepth )                       = 0;
[42]76#else
[56]77  virtual Void  parseSPS                  ( TComSPS* pcSPS )                                      = 0;
[42]78#endif
[56]79  virtual Void  parsePPS                  ( TComPPS* pcPPS, ParameterSetManagerDecoder *parameterSet )                                      = 0;
80  virtual Void  parseAPS                  ( TComAPS* pAPS  )                                      = 0;
[2]81  virtual void parseSEI(SEImessages&) = 0;
[5]82
[296]83#if MTK_DEPTH_MERGE_TEXTURE_CANDIDATE_C0137
84  virtual Void parseSliceHeader          ( TComSlice*& rpcSlice, ParameterSetManagerDecoder *parameterSetManager, AlfCUCtrlInfo &alfCUCtrl, AlfParamSet& alfParamSet, bool isDepth)       = 0;
85#else
[56]86  virtual Void parseSliceHeader          ( TComSlice*& rpcSlice, ParameterSetManagerDecoder *parameterSetManager, AlfCUCtrlInfo &alfCUCtrl, AlfParamSet& alfParamSet)       = 0;
87#endif
[5]88
[56]89  virtual Void  parseTerminatingBit       ( UInt& ruilsLast )                                     = 0;
90 
[296]91#if H3D_IVMP
[56]92  virtual Void parseMVPIdx        ( Int& riMVPIdx, Int iNumAMVPCands ) = 0;
93#else
94  virtual Void parseMVPIdx        ( Int& riMVPIdx ) = 0;
95#endif
96 
[2]97public:
98  virtual Void parseSkipFlag      ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
[189]99#if LGE_ILLUCOMP_B0045
100  virtual Void parseICFlag        ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
101#endif
[2]102  virtual Void parseSplitFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
103  virtual Void parseMergeFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPUIdx ) = 0;
104  virtual Void parseMergeIndex    ( TComDataCU* pcCU, UInt& ruiMergeIndex, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
[296]105#if H3D_IVRP
[2]106  virtual Void parseResPredFlag   ( TComDataCU* pcCU, Bool& rbResPredFlag, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
[56]107#endif
[373]108#if QC_ARP_D0177
109  virtual Void parseARPW         ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
110#endif
[2]111  virtual Void parsePartSize      ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
112  virtual Void parsePredMode      ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
[56]113 
[2]114  virtual Void parseIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
[56]115 
[2]116  virtual Void parseIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
[56]117 
[2]118  virtual Void parseInterDir      ( TComDataCU* pcCU, UInt& ruiInterDir, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
119  virtual Void parseRefFrmIdx     ( TComDataCU* pcCU, Int& riRefFrmIdx, UInt uiAbsPartIdx, UInt uiDepth, RefPicList eRefList ) = 0;
120  virtual Void parseMvd           ( TComDataCU* pcCU, UInt uiAbsPartAddr, UInt uiPartIdx, UInt uiDepth, RefPicList eRefList ) = 0;
[56]121 
[2]122  virtual Void parseTransformSubdivFlag( UInt& ruiSubdivFlag, UInt uiLog2TransformBlockSize ) = 0;
123  virtual Void parseQtCbf         ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth, UInt uiDepth ) = 0;
124  virtual Void parseQtRootCbf     ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt& uiQtRootCbf ) = 0;
[56]125 
[2]126  virtual Void parseDeltaQP       ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
[56]127 
128  virtual Void parseIPCMInfo     ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth) = 0;
[5]129
[2]130  virtual Void parseCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType ) = 0;
[5]131
[56]132  /// set slice granularity
133  virtual Void setSliceGranularity(Int iSliceGranularity) = 0;
[2]134
[56]135  /// get slice granularity
136  virtual Int  getSliceGranularity()                      = 0;
137
138  virtual Void readTileMarker   ( UInt& uiTileIdx, UInt uiBitsUsed ) = 0;
139  virtual Void updateContextTables( SliceType eSliceType, Int iQp ) = 0;
140 
[189]141#if RWTH_SDC_DLT_B0036
142  virtual Void parseSDCFlag    ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
143  virtual Void parseSDCPredMode     ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
144  virtual Void parseSDCResidualData     ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPart ) = 0;
145#endif
146 
[2]147  virtual ~TDecEntropyIf() {}
148};
149
150/// entropy decoder class
151class TDecEntropy
152{
153private:
154  TDecEntropyIf*  m_pcEntropyDecoderIf;
155  TComPrediction* m_pcPrediction;
[56]156  UInt    m_uiBakAbsPartIdx;
157  UInt    m_uiBakChromaOffset;
158  UInt    m_bakAbsPartIdxCU;
159 
[2]160public:
161  Void init (TComPrediction* p) {m_pcPrediction = p;}
162  Void decodePUWise       ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, TComDataCU* pcSubCU );
163  Void decodeInterDirPU   ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPartIdx );
164  Void decodeRefFrmIdxPU  ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList );
165  Void decodeMvdPU        ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList );
166  Void decodeMVPIdxPU     ( TComDataCU* pcSubCU, UInt uiPartAddr, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList );
[56]167 
[2]168  Void    setEntropyDecoder           ( TDecEntropyIf* p );
[56]169  Void    setBitstream                ( TComInputBitstream* p ) { m_pcEntropyDecoderIf->setBitstream(p);                    }
[2]170  Void    resetEntropy                ( TComSlice* p)           { m_pcEntropyDecoderIf->resetEntropy(p);                    }
171
[210]172#if VIDYO_VPS_INTEGRATION|QC_MVHEVC_B0046
[77]173  Void    decodeVPS                   ( TComVPS* pcVPS ) { m_pcEntropyDecoderIf->parseVPS(pcVPS); }
174#endif
175 
[332]176#if HHI_MPI || H3D_QTL
[56]177  Void    decodeSPS                   ( TComSPS* pcSPS, Bool bIsDepth ) { m_pcEntropyDecoderIf->parseSPS(pcSPS, bIsDepth); }
[42]178#else
[56]179  Void    decodeSPS                   ( TComSPS* pcSPS     )    { m_pcEntropyDecoderIf->parseSPS(pcSPS);                    }
[42]180#endif
[56]181  Void    decodePPS                   ( TComPPS* pcPPS, ParameterSetManagerDecoder *parameterSet    )    { m_pcEntropyDecoderIf->parsePPS(pcPPS, parameterSet);                    }
182  Void    decodeAPS                   ( TComAPS* pAPS      )    { m_pcEntropyDecoderIf->parseAPS(pAPS);}
[2]183  void decodeSEI(SEImessages& seis) { m_pcEntropyDecoderIf->parseSEI(seis); }
[5]184
[296]185#if MTK_DEPTH_MERGE_TEXTURE_CANDIDATE_C0137
186  Void    decodeSliceHeader           ( TComSlice*& rpcSlice, ParameterSetManagerDecoder *parameterSetManager, AlfCUCtrlInfo &alfCUCtrl, AlfParamSet& alfParamSet, bool isDepth)  { m_pcEntropyDecoderIf->parseSliceHeader(rpcSlice, parameterSetManager, alfCUCtrl, alfParamSet, isDepth);         }
187#else
[56]188  Void    decodeSliceHeader           ( TComSlice*& rpcSlice, ParameterSetManagerDecoder *parameterSetManager, AlfCUCtrlInfo &alfCUCtrl, AlfParamSet& alfParamSet)  { m_pcEntropyDecoderIf->parseSliceHeader(rpcSlice, parameterSetManager, alfCUCtrl, alfParamSet);         }
189#endif
[5]190
[56]191  Void    decodeTerminatingBit        ( UInt& ruiIsLast )       { m_pcEntropyDecoderIf->parseTerminatingBit(ruiIsLast);     }
192 
[2]193  TDecEntropyIf* getEntropyDecoder() { return m_pcEntropyDecoderIf; }
[56]194 
[2]195public:
196  Void decodeSplitFlag         ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
197  Void decodeSkipFlag          ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
[189]198#if LGE_ILLUCOMP_B0045
199  Void decodeICFlag            ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
200#endif
[2]201  Void decodeMergeFlag         ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPUIdx );
202  Void decodeMergeIndex        ( TComDataCU* pcSubCU, UInt uiPartIdx, UInt uiPartAddr, PartSize eCUMode, UChar* puhInterDirNeighbours, TComMvField* pcMvFieldNeighbours, UInt uiDepth );
[373]203#if QC_ARP_D0177
204  Void decodeARPW              ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, TComDataCU* pcSubCU, UInt uiPUIdx );
205#endif
[2]206  Void decodePredMode          ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
207  Void decodePartSize          ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
[56]208 
209  Void decodeIPCMInfo          ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
[5]210
[2]211  Void decodePredInfo          ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, TComDataCU* pcSubCU );
[56]212 
[2]213  Void decodeIntraDirModeLuma  ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
214  Void decodeIntraDirModeChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
[56]215 
216  Void decodeQP                ( TComDataCU* pcCU, UInt uiAbsPartIdx );
217 
218  Void readTileMarker         ( UInt& uiTileIdx, UInt uiBitsUsed )  {  m_pcEntropyDecoderIf->readTileMarker( uiTileIdx, uiBitsUsed ); }
219  Void updateContextTables    ( SliceType eSliceType, Int iQp ) { m_pcEntropyDecoderIf->updateContextTables( eSliceType, iQp ); }
220 
221 
[2]222private:
[56]223  Void xDecodeTransform        ( TComDataCU* pcCU, UInt offsetLuma, UInt offsetChroma, UInt uiAbsPartIdx, UInt absTUPartIdx, UInt uiDepth, UInt width, UInt height, UInt uiTrIdx, UInt uiInnerQuadIdx, UInt& uiYCbfFront3, UInt& uiUCbfFront3, UInt& uiVCbfFront3, Bool& bCodeDQP );
[5]224
[2]225public:
[56]226  Void decodeCoeff             ( TComDataCU* pcCU                 , UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, Bool& bCodeDQP );
227 
[2]228  // ALF-related
229
[56]230  /// set slice granularity
231  Void setSliceGranularity (Int iSliceGranularity) {m_pcEntropyDecoderIf->setSliceGranularity(iSliceGranularity);}
232
233  Void decodeSaoParam         (SAOParam* saoParam);
234  void decodeSaoLcu(Int rx, Int ry, Int compIdx, SAOParam* saoParam, Bool &repeatedRow );
235  Void decodeSaoOneLcu(SaoLcuParam* saoLcuParam);
[2]236
[56]237  Void decodeFlush() { m_pcEntropyDecoderIf->decodeFlush(); }
[189]238 
239#if RWTH_SDC_DLT_B0036
240  Void decodeSDCPredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
241  Void decodeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
242  Void decodeSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
243#endif
[56]244
[2]245};// END CLASS DEFINITION TDecEntropy
246
[56]247//! \}
[2]248
249#endif // __TDECENTROPY__
250
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