source: 3DVCSoftware/trunk/source/Lib/TLibEncoder/TEncSbac.h @ 271

Last change on this file since 271 was 210, checked in by tech, 12 years ago

Reintegrated /branches/HTM-5.0-dev0 rev. 207.
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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     TEncSbac.h
35    \brief    Context-adaptive entropy encoder class (header)
36*/
37
38#ifndef __TENCSBAC__
39#define __TENCSBAC__
40
41#if _MSC_VER > 1000
42#pragma once
43#endif // _MSC_VER > 1000
44
[56]45#include "TLibCommon/TComBitStream.h"
46#include "TLibCommon/ContextTables.h"
47#include "TLibCommon/ContextModel.h"
48#include "TLibCommon/ContextModel3DBuffer.h"
[2]49#include "TEncEntropy.h"
50#include "TEncBinCoder.h"
51#include "TEncBinCoderCABAC.h"
[56]52#if FAST_BIT_EST
53#include "TEncBinCoderCABACCounter.h"
54#endif
[2]55
56class TEncTop;
57
[56]58//! \ingroup TLibEncoder
59//! \{
60
[2]61// ====================================================================================================================
62// Class definition
63// ====================================================================================================================
64
65/// SBAC encoder class
66class TEncSbac : public TEncEntropyIf
67{
68public:
69  TEncSbac();
70  virtual ~TEncSbac();
71 
72  Void  init                   ( TEncBinIf* p )  { m_pcBinIf = p; }
73  Void  uninit                 ()                { m_pcBinIf = 0; }
74 
75  //  Virtual list
76  Void  resetEntropy           ();
[56]77#if CABAC_INIT_FLAG
78  Void  determineCabacInitIdx  ();
79#endif
[2]80  Void  setBitstream           ( TComBitIf* p )  { m_pcBitIf = p; m_pcBinIf->init( p ); }
81  Void  setSlice               ( TComSlice* p )  { m_pcSlice = p;                       }
82 
83  Bool  getAlfCtrl             ()                         { return m_bAlfCtrl;          }
84  UInt  getMaxAlfCtrlDepth     ()                         { return m_uiMaxAlfCtrlDepth; }
85  Void  setAlfCtrl             ( Bool bAlfCtrl          ) { m_bAlfCtrl          = bAlfCtrl;          }
86  Void  setMaxAlfCtrlDepth     ( UInt uiMaxAlfCtrlDepth ) { m_uiMaxAlfCtrlDepth = uiMaxAlfCtrlDepth; }
87 
88  // SBAC RD
89  Void  resetCoeffCost         ()                { m_uiCoeffCost = 0;  }
90  UInt  getCoeffCost           ()                { return  m_uiCoeffCost;  }
91 
92  Void  load                   ( TEncSbac* pScr  );
[56]93  Void  loadIntraDirModeLuma   ( TEncSbac* pScr  );
[2]94  Void  store                  ( TEncSbac* pDest );
[56]95  Void  loadContexts           ( TEncSbac* pScr  );
[2]96  Void  resetBits              ()                { m_pcBinIf->resetBits(); m_pcBitIf->resetBits(); }
97  UInt  getNumberOfWrittenBits ()                { return m_pcBinIf->getNumWrittenBits(); }
98  //--SBAC RD
[56]99
[210]100#if VIDYO_VPS_INTEGRATION|QC_MVHEVC_B0046
[77]101  Void  codeVPS                 ( TComVPS* pcVPS );
102#endif
[100]103 
[56]104#if HHI_MPI
105  Void  codeSPS                 ( TComSPS* pcSPS, Bool bIsDepth );
[42]106#else
[56]107  Void  codeSPS                 ( TComSPS* pcSPS     );
[42]108#endif
[2]109  Void  codePPS                 ( TComPPS* pcPPS     );
110  void codeSEI(const SEI&);
111  Void  codeSliceHeader         ( TComSlice* pcSlice );
[56]112  Void codeTileMarkerFlag(TComSlice* pcSlice) {printf("Not supported\n"); assert(0); exit(1);}
113#if TILES_WPP_ENTRY_POINT_SIGNALLING
114  Void  codeTilesWPPEntryPoint( TComSlice* pSlice );
115#else
116  Void  codeSliceHeaderSubstreamTable( TComSlice* pcSlice );
117#endif
[2]118  Void  codeTerminatingBit      ( UInt uilsLast      );
119  Void  codeSliceFinish         ();
[56]120#if OL_FLUSH
121  Void  codeFlush               ();
122  Void  encodeStart             ();
123#endif
[2]124 
125  Void  codeAlfFlag       ( UInt uiCode );
126  Void  codeAlfUvlc       ( UInt uiCode );
127  Void  codeAlfSvlc       ( Int  uiCode );
128  Void  codeAlfCtrlDepth  ();
[56]129#if LCU_SYNTAX_ALF
130  Void codeAPSAlflag(UInt uiCode) {assert (0);  return;}
131  Void codeAlfFixedLengthIdx( UInt idx, UInt maxValue){ assert (0);  return;}
132#endif
133
[2]134  Void codeAlfCtrlFlag       ( UInt uiSymbol );
[56]135  Void  codeApsExtensionFlag () { assert (0); return; };
136  Void  codeSaoFlag       ( UInt uiCode );
137  Void  codeSaoUvlc       ( UInt uiCode );
138  Void  codeSaoSvlc       ( Int  uiCode );
139#if SAO_UNIT_INTERLEAVING
140  Void  codeSaoRun        ( UInt  uiCode, UInt uiMaxValue  ) {;}
141  Void  codeSaoMergeLeft  ( UInt  uiCode, UInt uiCompIdx );
142  Void  codeSaoMergeUp    ( UInt  uiCode);
143  Void  codeSaoTypeIdx    ( UInt  uiCode);
144  Void  codeSaoUflc       ( UInt  uiCode);
[2]145#endif
[56]146  Void  codeScalingList      ( TComScalingList* scalingList     ){ assert (0);  return;};
[189]147 
148#if RWTH_SDC_DLT_B0036
149  Void codeSDCFlag          ( TComDataCU* pcCU, UInt uiAbsPartIdx );
150  Void codeSDCResidualData  ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment );
151  Void codeSDCPredMode      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
152#endif
[2]153
154private:
155  Void  xWriteUnarySymbol    ( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset );
156  Void  xWriteUnaryMaxSymbol ( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol );
157  Void  xWriteEpExGolomb     ( UInt uiSymbol, UInt uiCount );
158  Void  xWriteGoRiceExGolomb ( UInt uiSymbol, UInt &ruiGoRiceParam );
159  Void  xWriteTerminatingBit ( UInt uiBit );
160 
[56]161  Void  xCopyFrom            ( TEncSbac* pSrc );
162  Void  xCopyContextsFrom    ( TEncSbac* pSrc ); 
163 
164  Void codeAPSInitInfo(TComAPS* pcAPS) {printf("Not supported in codeAPSInitInfo()\n"); assert(0); exit(1);}
165  Void codeFinish     (Bool bEnd)      { m_pcBinIf->encodeFlush(bEnd); }  //<! flush bits when CABAC termination
166  Void codeDFFlag( UInt uiCode, const Char *pSymbolName )       {printf("Not supported in codeDFFlag()\n"); assert(0); exit(1);};
167  Void codeDFSvlc( Int iCode, const Char *pSymbolName )         {printf("Not supported in codeDFSvlc()\n"); assert(0); exit(1);};
[2]168
[56]169#if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX
170  Void  xWriteExGolombLevel  ( UInt uiSymbol, ContextModel& rcSCModel  );
[2]171#endif
[5]172#if HHI_DMM_WEDGE_INTRA
[56]173  Void  xCodeWedgeFullInfo          ( TComDataCU* pcCU, UInt uiAbsPartIdx );
[2]174  Void  xCodeWedgeFullDeltaInfo     ( TComDataCU* pcCU, UInt uiAbsPartIdx );
[5]175
[2]176  Void  xCodeWedgePredDirInfo       ( TComDataCU* pcCU, UInt uiAbsPartIdx );
177  Void  xCodeWedgePredDirDeltaInfo  ( TComDataCU* pcCU, UInt uiAbsPartIdx );
[5]178#endif
179#if HHI_DMM_PRED_TEX
[2]180  Void  xCodeWedgePredTexDeltaInfo  ( TComDataCU* pcCU, UInt uiAbsPartIdx );
181  Void  xCodeContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx );
182#endif
[189]183#if LGE_EDGE_INTRA_A0070
[100]184  Void  xCodeEdgeIntraInfo( TComDataCU* pcCU, UInt uiPartIdx );
185#endif
[56]186
[2]187protected:
188  TComBitIf*    m_pcBitIf;
189  TComSlice*    m_pcSlice;
190  TEncBinIf*    m_pcBinIf;
191  Bool          m_bAlfCtrl;
192 
193  //SBAC RD
194  UInt          m_uiCoeffCost;
195 
196  // Adaptive loop filter
197  UInt          m_uiMaxAlfCtrlDepth;
[56]198  Int           m_iSliceGranularity; //!< slice granularity
[2]199  //--Adaptive loop filter
[56]200 
201public:
[2]202
[56]203  /// set slice granularity
204  Void setSliceGranularity(Int iSliceGranularity)  {m_iSliceGranularity = iSliceGranularity;}
205
206  /// get slice granularity
207  Int  getSliceGranularity()                       {return m_iSliceGranularity;             }
[2]208  Void codeAlfCtrlFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx );
209  Void codeSkipFlag      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
[189]210#if LGE_ILLUCOMP_B0045
211  Void codeICFlag        ( TComDataCU* pcCU, UInt uiAbsPartIdx );
212#endif
[2]213  Void codeMergeFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx );
214  Void codeMergeIndex    ( TComDataCU* pcCU, UInt uiAbsPartIdx );
[5]215#if HHI_INTER_VIEW_RESIDUAL_PRED
[2]216  Void codeResPredFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx );
[5]217#endif
[2]218  Void codeSplitFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
[56]219#if HHI_INTER_VIEW_MOTION_PRED
220  Void codeMVPIdx        ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList, Int iNum );
221#else
[2]222  Void codeMVPIdx        ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList );
[56]223#endif
[2]224 
225  Void codePartSize      ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
226  Void codePredMode      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
[56]227#if BURST_IPCM
228  Void codeIPCMInfo      ( TComDataCU* pcCU, UInt uiAbsPartIdx, Int numIPCM, Bool firstIPCMFlag);
229#else
230  Void codeIPCMInfo      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
231#endif
[2]232  Void codeTransformSubdivFlag ( UInt uiSymbol, UInt uiCtx );
233  Void codeQtCbf               ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth );
234  Void codeQtRootCbf           ( TComDataCU* pcCU, UInt uiAbsPartIdx );
235 
236  Void codeIntraDirLumaAng     ( TComDataCU* pcCU, UInt uiAbsPartIdx );
237 
238  Void codeIntraDirChroma      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
239  Void codeInterDir            ( TComDataCU* pcCU, UInt uiAbsPartIdx );
240  Void codeRefFrmIdx           ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList );
241  Void codeMvd                 ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList );
242 
243  Void codeDeltaQP             ( TComDataCU* pcCU, UInt uiAbsPartIdx );
244 
[56]245  Void codeLastSignificantXY ( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx );
246  Void codeCoeffNxN            ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType );
[2]247 
248  // -------------------------------------------------------------------------------------------------------------------
249  // for RD-optimizatioon
250  // -------------------------------------------------------------------------------------------------------------------
251 
[56]252  Void estBit               (estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType);
[2]253  Void estCBFBit                     ( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType );
[56]254  Void estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType );
255  Void estSignificantMapBit          ( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType );
[2]256  Void estSignificantCoefficientsBit ( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType );
257 
[56]258  Void updateContextTables           ( SliceType eSliceType, Int iQp, Bool bExecuteFinish=true  );
259  Void updateContextTables           ( SliceType eSliceType, Int iQp  ) { this->updateContextTables( eSliceType, iQp, true); };
260  Void writeTileMarker               ( UInt uiTileIdx, UInt uiBitsUsed );
261
[2]262 
263  TEncBinIf* getEncBinIf()  { return m_pcBinIf; }
264private:
265  UInt                 m_uiLastQp;
[56]266 
267  ContextModel         m_contextModels[MAX_NUM_CTX_MOD];
268  Int                  m_numContextModels;
[2]269  ContextModel3DBuffer m_cCUSplitFlagSCModel;
270  ContextModel3DBuffer m_cCUSkipFlagSCModel;
[189]271#if LGE_ILLUCOMP_B0045
272  ContextModel3DBuffer m_cCUICFlagSCModel;
273#endif
[2]274  ContextModel3DBuffer m_cCUMergeFlagExtSCModel;
275  ContextModel3DBuffer m_cCUMergeIdxExtSCModel;
[56]276#if HHI_INTER_VIEW_RESIDUAL_PRED
[2]277  ContextModel3DBuffer m_cResPredFlagSCModel;
[56]278#endif
[2]279  ContextModel3DBuffer m_cCUPartSizeSCModel;
280  ContextModel3DBuffer m_cCUPredModeSCModel;
281  ContextModel3DBuffer m_cCUAlfCtrlFlagSCModel;
282  ContextModel3DBuffer m_cCUIntraPredSCModel;
283  ContextModel3DBuffer m_cCUChromaPredSCModel;
284  ContextModel3DBuffer m_cCUDeltaQpSCModel;
285  ContextModel3DBuffer m_cCUInterDirSCModel;
286  ContextModel3DBuffer m_cCURefPicSCModel;
287  ContextModel3DBuffer m_cCUMvdSCModel;
288  ContextModel3DBuffer m_cCUQtCbfSCModel;
289  ContextModel3DBuffer m_cCUTransSubdivFlagSCModel;
290  ContextModel3DBuffer m_cCUQtRootCbfSCModel;
291 
[56]292  ContextModel3DBuffer m_cCUSigCoeffGroupSCModel;
[2]293  ContextModel3DBuffer m_cCUSigSCModel;
294  ContextModel3DBuffer m_cCuCtxLastX;
295  ContextModel3DBuffer m_cCuCtxLastY;
296  ContextModel3DBuffer m_cCUOneSCModel;
297  ContextModel3DBuffer m_cCUAbsSCModel;
298 
299  ContextModel3DBuffer m_cMVPIdxSCModel;
300 
301  ContextModel3DBuffer m_cALFFlagSCModel;
302  ContextModel3DBuffer m_cALFUvlcSCModel;
303  ContextModel3DBuffer m_cALFSvlcSCModel;
[56]304#if AMP_CTX
305  ContextModel3DBuffer m_cCUAMPSCModel;
306#else
307  ContextModel3DBuffer m_cCUXPosiSCModel;
308  ContextModel3DBuffer m_cCUYPosiSCModel;
[2]309#endif
[56]310  ContextModel3DBuffer m_cSaoFlagSCModel;
311  ContextModel3DBuffer m_cSaoUvlcSCModel;
312  ContextModel3DBuffer m_cSaoSvlcSCModel;
313#if SAO_UNIT_INTERLEAVING
314  ContextModel3DBuffer m_cSaoMergeLeftSCModel;
315  ContextModel3DBuffer m_cSaoMergeUpSCModel;
316  ContextModel3DBuffer m_cSaoTypeIdxSCModel;
317#endif
318
[5]319#if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX
[56]320  ContextModel3DBuffer m_cDmmFlagSCModel;
321  ContextModel3DBuffer m_cDmmModeSCModel;
322  ContextModel3DBuffer m_cDmmDataSCModel;
[2]323#endif
[189]324#if LGE_EDGE_INTRA_A0070
[100]325  ContextModel3DBuffer m_cEdgeIntraSCModel;
326#if LGE_EDGE_INTRA_DELTA_DC
327  ContextModel3DBuffer m_cEdgeIntraDeltaDCSCModel;
328#endif
329#endif
[189]330 
331#if RWTH_SDC_DLT_B0036
332  ContextModel3DBuffer m_cSDCFlagSCModel;
333 
334  ContextModel3DBuffer m_cSDCResidualFlagSCModel;
335  ContextModel3DBuffer m_cSDCResidualSignFlagSCModel;
336  ContextModel3DBuffer m_cSDCResidualSCModel;
337 
338  ContextModel3DBuffer m_cSDCPredModeSCModel;
339#endif
[2]340};
341
[56]342//! \}
343
[2]344#endif // !defined(AFX_TENCSBAC_H__DDA7CDC4_EDE3_4015_9D32_2156249C82AA__INCLUDED_)
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