source: 3DVCSoftware/trunk/source/Lib/TLibEncoder/TEncEntropy.h @ 1130

Last change on this file since 1130 was 1124, checked in by tech, 10 years ago

Merged branch 12.2-dev0@1123
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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
4 * granted under this license. 
5 *
6* Copyright (c) 2010-2014, ITU/ISO/IEC
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.
17 *  * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
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
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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 */
33
34/** \file     TEncEntropy.h
35    \brief    entropy encoder class (header)
36*/
37
38#ifndef __TENCENTROPY__
39#define __TENCENTROPY__
40
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
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;
62  virtual Void  determineCabacInitIdx ()                = 0;
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;
69
70  virtual Void  codeVPS                 ( TComVPS* pcVPS )                                      = 0;
71#if HHI_TOOL_PARAMETERS_I2_J0107
72  virtual Void  codeSPS                 ( TComSPS* pcSPS )                                      = 0;
73#else
74#if !H_3D
75  virtual Void  codeSPS                 ( TComSPS* pcSPS )                                      = 0;
76#else
77  virtual Void  codeSPS                 ( TComSPS* pcSPS, Int viewIndex, Bool depthFlag )       = 0;
78#endif
79#endif
80  virtual Void  codePPS                 ( TComPPS* pcPPS )                                      = 0;
81  virtual Void  codeSliceHeader         ( TComSlice* pcSlice )                                  = 0;
82
83  virtual Void  codeTilesWPPEntryPoint  ( TComSlice* pSlice )     = 0;
84  virtual Void  codeTerminatingBit      ( UInt uilsLast )                                       = 0;
85  virtual Void  codeSliceFinish         ()                                                      = 0;
86  virtual Void codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) = 0;
87  virtual Void codeScalingList   ( TComScalingList* scalingList )      = 0;
88 
89public:
90  virtual Void codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
91  virtual Void codeSkipFlag      ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
92#if H_3D_SINGLE_DEPTH
93  virtual Void codeSingleDepthMode      ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
94#endif
95  virtual Void codeMergeFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
96  virtual Void codeMergeIndex    ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
97#if H_3D_ARP
98  virtual Void codeARPW          ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
99#endif
100#if H_3D_IC
101  virtual Void codeICFlag        ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
102#endif
103#if H_3D_INTER_SDC
104  virtual Void codeDeltaDC       ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
105  virtual Void codeSDCFlag       ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
106#endif
107#if H_3D_DBBP
108  virtual Void codeDBBPFlag      ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
109#endif
110  virtual Void codeSplitFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
111 
112  virtual Void codePartSize      ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0;
113  virtual Void codePredMode      ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
114 
115  virtual Void codeIPCMInfo      ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
116
117  virtual Void codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx ) = 0;
118  virtual Void codeQtCbf         ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth ) = 0;
119  virtual Void codeQtRootCbf     ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
120  virtual Void codeQtCbfZero     ( TComDataCU* pcCU, TextType eType, UInt uiTrDepth ) = 0;
121  virtual Void codeQtRootCbfZero ( TComDataCU* pcCU ) = 0;
122  virtual Void codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool isMultiplePU ) = 0;
123 
124  virtual Void codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
125  virtual Void codeInterDir      ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
126  virtual Void codeRefFrmIdx     ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )      = 0;
127  virtual Void codeMvd           ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )      = 0;
128  virtual Void codeDeltaQP       ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0;
129  virtual Void codeCoeffNxN      ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType ) = 0;
130  virtual Void codeTransformSkipFlags ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType ) = 0;
131  virtual Void codeSAOBlkParam(SAOBlkParam& saoBlkParam, Bool* sliceEnabled, Bool leftMergeAvail, Bool aboveMergeAvail, Bool onlyEstMergeInfo = false)    =0;
132  virtual Void estBit               (estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType) = 0;
133 
134  virtual Void updateContextTables ( SliceType eSliceType, Int iQp, Bool bExecuteFinish )   = 0;
135  virtual Void updateContextTables ( SliceType eSliceType, Int iQp )   = 0;
136
137  virtual Void codeDFFlag (UInt uiCode, const Char *pSymbolName) = 0;
138  virtual Void codeDFSvlc (Int iCode, const Char *pSymbolName)   = 0;
139
140  virtual ~TEncEntropyIf() {}
141
142};
143
144/// entropy encoder class
145class TEncEntropy
146{
147private:
148  UInt    m_uiBakAbsPartIdx;
149  UInt    m_uiBakChromaOffset;
150  UInt    m_bakAbsPartIdxCU;
151
152public:
153  Void    setEntropyCoder           ( TEncEntropyIf* e, TComSlice* pcSlice );
154  Void    setBitstream              ( TComBitIf* p )          { m_pcEntropyCoderIf->setBitstream(p);  }
155  Void    resetBits                 ()                        { m_pcEntropyCoderIf->resetBits();      }
156  Void    resetCoeffCost            ()                        { m_pcEntropyCoderIf->resetCoeffCost(); }
157  UInt    getNumberOfWrittenBits    ()                        { return m_pcEntropyCoderIf->getNumberOfWrittenBits(); }
158  UInt    getCoeffCost              ()                        { return  m_pcEntropyCoderIf->getCoeffCost(); }
159  Void    resetEntropy              ()                        { m_pcEntropyCoderIf->resetEntropy();  }
160  Void    determineCabacInitIdx     ()                        { m_pcEntropyCoderIf->determineCabacInitIdx(); }
161 
162  Void    encodeSliceHeader         ( TComSlice* pcSlice );
163  Void    encodeTilesWPPEntryPoint( TComSlice* pSlice );
164  Void    encodeTerminatingBit      ( UInt uiIsLast );
165  Void    encodeSliceFinish         ();
166  TEncEntropyIf*      m_pcEntropyCoderIf;
167 
168public:
169  Void encodeVPS               ( TComVPS* pcVPS);
170  // SPS
171#if HHI_TOOL_PARAMETERS_I2_J0107
172  Void encodeSPS               ( TComSPS* pcSPS );
173#else
174#if H_3D
175  Void encodeSPS               ( TComSPS* pcSPS, Int viewIndex, Bool depthFlag );
176#else
177  Void encodeSPS               ( TComSPS* pcSPS );
178#endif
179#endif
180  Void encodePPS               ( TComPPS* pcPPS );
181  Void encodeSplitFlag         ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD = false );
182  Void encodeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
183  Void encodeSkipFlag          ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
184#if H_3D_SINGLE_DEPTH
185  Void encodeSingleDepthMode( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD=false );
186#endif
187  Void encodePUWise       ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
188  Void encodeInterDirPU   ( TComDataCU* pcSubCU, UInt uiAbsPartIdx  );
189  Void encodeRefFrmIdxPU  ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList );
190  Void encodeMvdPU        ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList );
191  Void encodeMVPIdxPU     ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList );
192  Void encodeMergeFlag    ( TComDataCU* pcCU, UInt uiAbsPartIdx );
193  Void encodeMergeIndex   ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
194#if H_3D_ARP
195  Void encodeARPW         ( TComDataCU* pcCU, UInt uiAbspartIdx );
196#endif
197#if H_3D_IC
198  Void encodeICFlag       ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
199#endif
200#if H_3D_INTER_SDC
201  Void encodeDeltaDC      ( TComDataCU* pcCU, UInt absPartIdx );
202  Void encodeSDCFlag      ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
203#endif
204#if H_3D_DBBP
205  Void encodeDBBPFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
206#endif
207  Void encodePredMode          ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
208  Void encodePartSize          ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD = false );
209  Void encodeIPCMInfo          ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
210  Void encodePredInfo          ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
211  Void encodeIntraDirModeLuma  ( TComDataCU* pcCU, UInt absPartIdx, Bool isMultiplePU = false );
212 
213  Void encodeIntraDirModeChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
214 
215  Void encodeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx );
216  Void encodeQtCbf             ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth );
217  Void encodeQtCbfZero         ( TComDataCU* pcCU, TextType eType, UInt uiTrDepth );
218  Void encodeQtRootCbfZero     ( TComDataCU* pcCU );
219  Void encodeQtRootCbf         ( TComDataCU* pcCU, UInt uiAbsPartIdx );
220  Void encodeQP                ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false );
221  Void updateContextTables     ( SliceType eSliceType, Int iQp, Bool bExecuteFinish )   { m_pcEntropyCoderIf->updateContextTables( eSliceType, iQp, bExecuteFinish );     }
222  Void updateContextTables     ( SliceType eSliceType, Int iQp )                        { m_pcEntropyCoderIf->updateContextTables( eSliceType, iQp, true );               }
223
224  Void encodeScalingList       ( TComScalingList* scalingList );
225
226private:
227  Void xEncodeTransform        ( TComDataCU* pcCU,UInt offsetLumaOffset, UInt offsetChroma, UInt uiAbsPartIdx, UInt uiDepth, UInt width, UInt height, UInt uiTrIdx, Bool& bCodeDQP );
228public:
229  Void encodeCoeff             ( TComDataCU* pcCU,                 UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, Bool& bCodeDQP );
230 
231  Void encodeCoeffNxN         ( TComDataCU* pcCU, TCoeff* pcCoeff, UInt uiAbsPartIdx, UInt uiTrWidth, UInt uiTrHeight, UInt uiDepth, TextType eType );
232 
233  Void estimateBit             ( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType);
234  Void encodeSAOBlkParam(SAOBlkParam& saoBlkParam, Bool* sliceEnabled, Bool leftMergeAvail, Bool aboveMergeAvail){m_pcEntropyCoderIf->codeSAOBlkParam(saoBlkParam, sliceEnabled, leftMergeAvail, aboveMergeAvail, false);}
235  static Int countNonZeroCoeffs( TCoeff* pcCoef, UInt uiSize );
236
237};// END CLASS DEFINITION TEncEntropy
238
239//! \}
240
241#endif // __TENCENTROPY__
242
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