source: 3DVCSoftware/trunk/source/Lib/TLibEncoder/TEncEntropy.h @ 980

Last change on this file since 980 was 884, checked in by tech, 11 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 *
[872]6* Copyright (c) 2010-2014, 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     TEncEntropy.h
35    \brief    entropy encoder class (header)
36*/
37
38#ifndef __TENCENTROPY__
39#define __TENCENTROPY__
40
[56]41#include "TLibCommon/TComSlice.h"
42#include "TLibCommon/TComDataCU.h"
43#include "TLibCommon/TComBitStream.h"
44#include "TLibCommon/ContextModel.h"
45#include "TLibCommon/TComPic.h"
46#include "TLibCommon/TComTrQuant.h"
47#include "TLibCommon/TComSampleAdaptiveOffset.h"
48
[2]49class TEncSbac;
50class TEncCavlc;
51class SEI;
52
53// ====================================================================================================================
54// Class definition
55// ====================================================================================================================
56
57/// entropy encoder pure class
58class TEncEntropyIf
59{
60public:
61  virtual Void  resetEntropy          ()                = 0;
[56]62  virtual Void  determineCabacInitIdx ()                = 0;
[2]63  virtual Void  setBitstream          ( TComBitIf* p )  = 0;
64  virtual Void  setSlice              ( TComSlice* p )  = 0;
65  virtual Void  resetBits             ()                = 0;
66  virtual Void  resetCoeffCost        ()                = 0;
67  virtual UInt  getNumberOfWrittenBits()                = 0;
68  virtual UInt  getCoeffCost          ()                = 0;
[56]69
[100]70  virtual Void  codeVPS                 ( TComVPS* pcVPS )                                      = 0;
[608]71#if !H_3D
72  virtual Void  codeSPS                 ( TComSPS* pcSPS )                                      = 0;
[42]73#else
[608]74  virtual Void  codeSPS                 ( TComSPS* pcSPS, Int viewIndex, Bool depthFlag )       = 0;
[42]75#endif
[2]76  virtual Void  codePPS                 ( TComPPS* pcPPS )                                      = 0;
77  virtual Void  codeSliceHeader         ( TComSlice* pcSlice )                                  = 0;
[56]78
79  virtual Void  codeTilesWPPEntryPoint  ( TComSlice* pSlice )     = 0;
[2]80  virtual Void  codeTerminatingBit      ( UInt uilsLast )                                       = 0;
81  virtual Void  codeSliceFinish         ()                                                      = 0;
82  virtual Void codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) = 0;
[56]83  virtual Void codeScalingList   ( TComScalingList* scalingList )      = 0;
[2]84 
85public:
[608]86  virtual Void codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
[2]87  virtual Void codeSkipFlag      ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
88  virtual Void codeMergeFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
89  virtual Void codeMergeIndex    ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
[608]90#if H_3D_ARP
91  virtual Void codeARPW          ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
[5]92#endif
[608]93#if H_3D_IC
94  virtual Void codeICFlag        ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
[443]95#endif
[655]96#if H_3D_INTER_SDC
[833]97  virtual Void codeDeltaDC       ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
98  virtual Void codeSDCFlag       ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
[608]99#endif
[833]100#if H_3D_DBBP
101  virtual Void codeDBBPFlag      ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
102#endif
[2]103  virtual Void codeSplitFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
104 
105  virtual Void codePartSize      ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
106  virtual Void codePredMode      ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
107 
[608]108  virtual Void codeIPCMInfo      ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
[56]109
[2]110  virtual Void codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx ) = 0;
111  virtual Void codeQtCbf         ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth ) = 0;
112  virtual Void codeQtRootCbf     ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
[608]113  virtual Void codeQtCbfZero     ( TComDataCU* pcCU, TextType eType, UInt uiTrDepth ) = 0;
114  virtual Void codeQtRootCbfZero ( TComDataCU* pcCU ) = 0;
115  virtual Void codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool isMultiplePU ) = 0;
[2]116 
117  virtual Void codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
118  virtual Void codeInterDir      ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
119  virtual Void codeRefFrmIdx     ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )      = 0;
120  virtual Void codeMvd           ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )      = 0;
121  virtual Void codeDeltaQP       ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
[56]122  virtual Void codeCoeffNxN      ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType ) = 0;
[608]123  virtual Void codeTransformSkipFlags ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType ) = 0;
[872]124  virtual Void codeSAOBlkParam(SAOBlkParam& saoBlkParam, Bool* sliceEnabled, Bool leftMergeAvail, Bool aboveMergeAvail, Bool onlyEstMergeInfo = false)    =0;
[56]125  virtual Void estBit               (estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType) = 0;
[2]126 
[56]127  virtual Void updateContextTables ( SliceType eSliceType, Int iQp, Bool bExecuteFinish )   = 0;
128  virtual Void updateContextTables ( SliceType eSliceType, Int iQp )   = 0;
129
130  virtual Void codeDFFlag (UInt uiCode, const Char *pSymbolName) = 0;
131  virtual Void codeDFSvlc (Int iCode, const Char *pSymbolName)   = 0;
132
[2]133  virtual ~TEncEntropyIf() {}
[56]134
[2]135};
136
137/// entropy encoder class
138class TEncEntropy
139{
[56]140private:
141  UInt    m_uiBakAbsPartIdx;
142  UInt    m_uiBakChromaOffset;
143  UInt    m_bakAbsPartIdxCU;
144
[2]145public:
146  Void    setEntropyCoder           ( TEncEntropyIf* e, TComSlice* pcSlice );
147  Void    setBitstream              ( TComBitIf* p )          { m_pcEntropyCoderIf->setBitstream(p);  }
148  Void    resetBits                 ()                        { m_pcEntropyCoderIf->resetBits();      }
149  Void    resetCoeffCost            ()                        { m_pcEntropyCoderIf->resetCoeffCost(); }
150  UInt    getNumberOfWrittenBits    ()                        { return m_pcEntropyCoderIf->getNumberOfWrittenBits(); }
151  UInt    getCoeffCost              ()                        { return  m_pcEntropyCoderIf->getCoeffCost(); }
152  Void    resetEntropy              ()                        { m_pcEntropyCoderIf->resetEntropy();  }
[56]153  Void    determineCabacInitIdx     ()                        { m_pcEntropyCoderIf->determineCabacInitIdx(); }
[2]154 
155  Void    encodeSliceHeader         ( TComSlice* pcSlice );
[56]156  Void    encodeTilesWPPEntryPoint( TComSlice* pSlice );
[2]157  Void    encodeTerminatingBit      ( UInt uiIsLast );
158  Void    encodeSliceFinish         ();
159  TEncEntropyIf*      m_pcEntropyCoderIf;
160 
161public:
[100]162  Void encodeVPS               ( TComVPS* pcVPS);
[2]163  // SPS
[608]164#if H_3D
165  Void encodeSPS               ( TComSPS* pcSPS, Int viewIndex, Bool depthFlag );
[56]166#else
[2]167  Void encodeSPS               ( TComSPS* pcSPS );
[56]168#endif
[2]169  Void encodePPS               ( TComPPS* pcPPS );
170  Void encodeSplitFlag         ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD = false );
[608]171  Void encodeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
[2]172  Void encodeSkipFlag          ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
173  Void encodePUWise       ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
174  Void encodeInterDirPU   ( TComDataCU* pcSubCU, UInt uiAbsPartIdx  );
175  Void encodeRefFrmIdxPU  ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList );
176  Void encodeMvdPU        ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList );
177  Void encodeMVPIdxPU     ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList );
[608]178  Void encodeMergeFlag    ( TComDataCU* pcCU, UInt uiAbsPartIdx );
179  Void encodeMergeIndex   ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
180#if H_3D_ARP
181  Void encodeARPW         ( TComDataCU* pcCU, UInt uiAbspartIdx );
[443]182#endif
[608]183#if H_3D_IC
184  Void encodeICFlag       ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
185#endif
[655]186#if H_3D_INTER_SDC
[833]187  Void encodeDeltaDC      ( TComDataCU* pcCU, UInt absPartIdx );
188  Void encodeSDCFlag      ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
[608]189#endif
[833]190#if H_3D_DBBP
191  Void encodeDBBPFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
192#endif
[2]193  Void encodePredMode          ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
194  Void encodePartSize          ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD = false );
[56]195  Void encodeIPCMInfo          ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
[608]196  Void encodePredInfo          ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
197  Void encodeIntraDirModeLuma  ( TComDataCU* pcCU, UInt absPartIdx, Bool isMultiplePU = false );
[2]198 
199  Void encodeIntraDirModeChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
200 
201  Void encodeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx );
202  Void encodeQtCbf             ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth );
[608]203  Void encodeQtCbfZero         ( TComDataCU* pcCU, TextType eType, UInt uiTrDepth );
204  Void encodeQtRootCbfZero     ( TComDataCU* pcCU );
[2]205  Void encodeQtRootCbf         ( TComDataCU* pcCU, UInt uiAbsPartIdx );
206  Void encodeQP                ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
[56]207  Void updateContextTables     ( SliceType eSliceType, Int iQp, Bool bExecuteFinish )   { m_pcEntropyCoderIf->updateContextTables( eSliceType, iQp, bExecuteFinish );     }
208  Void updateContextTables     ( SliceType eSliceType, Int iQp )                        { m_pcEntropyCoderIf->updateContextTables( eSliceType, iQp, true );               }
[608]209
[56]210  Void encodeScalingList       ( TComScalingList* scalingList );
211
[2]212private:
[608]213  Void xEncodeTransform        ( TComDataCU* pcCU,UInt offsetLumaOffset, UInt offsetChroma, UInt uiAbsPartIdx, UInt uiDepth, UInt width, UInt height, UInt uiTrIdx, Bool& bCodeDQP );
[2]214public:
[56]215  Void encodeCoeff             ( TComDataCU* pcCU,                 UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, Bool& bCodeDQP );
[2]216 
[56]217  Void encodeCoeffNxN         ( TComDataCU* pcCU, TCoeff* pcCoeff, UInt uiAbsPartIdx, UInt uiTrWidth, UInt uiTrHeight, UInt uiDepth, TextType eType );
[2]218 
[56]219  Void estimateBit             ( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType);
[872]220  Void encodeSAOBlkParam(SAOBlkParam& saoBlkParam, Bool* sliceEnabled, Bool leftMergeAvail, Bool aboveMergeAvail){m_pcEntropyCoderIf->codeSAOBlkParam(saoBlkParam, sliceEnabled, leftMergeAvail, aboveMergeAvail, false);}
[56]221  static Int countNonZeroCoeffs( TCoeff* pcCoef, UInt uiSize );
222
[2]223};// END CLASS DEFINITION TEncEntropy
224
[56]225//! \}
[2]226
227#endif // __TENCENTROPY__
228
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