source: 3DVCSoftware/trunk/source/Lib/TLibEncoder/TEncSbac.h @ 443

Last change on this file since 443 was 443, checked in by tech, 11 years ago
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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) 2010-2012, 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
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 */
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
45#include "TLibCommon/TComBitStream.h"
46#include "TLibCommon/ContextTables.h"
47#include "TLibCommon/ContextModel.h"
48#include "TLibCommon/ContextModel3DBuffer.h"
49#include "TEncEntropy.h"
50#include "TEncBinCoder.h"
51#include "TEncBinCoderCABAC.h"
52#if FAST_BIT_EST
53#include "TEncBinCoderCABACCounter.h"
54#endif
55
56class TEncTop;
57
58//! \ingroup TLibEncoder
59//! \{
60
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           ();
77#if CABAC_INIT_FLAG
78  Void  determineCabacInitIdx  ();
79#endif
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  );
93  Void  loadIntraDirModeLuma   ( TEncSbac* pScr  );
94#if PKU_QC_DEPTH_INTRA_UNI_D0195
95  Void  loadDepthMode          ( TEncSbac* pSrc  );
96#endif
97  Void  store                  ( TEncSbac* pDest );
98  Void  loadContexts           ( TEncSbac* pScr  );
99  Void  resetBits              ()                { m_pcBinIf->resetBits(); m_pcBitIf->resetBits(); }
100  UInt  getNumberOfWrittenBits ()                { return m_pcBinIf->getNumWrittenBits(); }
101  //--SBAC RD
102
103#if VIDYO_VPS_INTEGRATION|QC_MVHEVC_B0046
104  Void  codeVPS                 ( TComVPS* pcVPS );
105#endif
106 
107#if HHI_MPI || H3D_QTL
108  Void  codeSPS                 ( TComSPS* pcSPS, Bool bIsDepth );
109#else
110  Void  codeSPS                 ( TComSPS* pcSPS     );
111#endif
112  Void  codePPS                 ( TComPPS* pcPPS     );
113  void codeSEI(const SEI&);
114  Void  codeSliceHeader         ( TComSlice* pcSlice );
115  Void codeTileMarkerFlag(TComSlice* pcSlice) {printf("Not supported\n"); assert(0); exit(1);}
116  Void  codeTilesWPPEntryPoint( TComSlice* pSlice );
117  Void  codeTerminatingBit      ( UInt uilsLast      );
118  Void  codeSliceFinish         ();
119  Void  codeFlush               ();
120  Void  encodeStart             ();
121 
122  Void  codeAlfFlag       ( UInt uiCode );
123  Void  codeAlfUvlc       ( UInt uiCode );
124  Void  codeAlfSvlc       ( Int  uiCode );
125  Void  codeAlfCtrlDepth  ();
126  Void codeAPSAlflag(UInt uiCode) {assert (0);  return;}
127  Void codeAlfFixedLengthIdx( UInt idx, UInt maxValue){ assert (0);  return;}
128
129  Void codeAlfCtrlFlag       ( UInt uiSymbol );
130  Void  codeApsExtensionFlag () { assert (0); return; };
131#if LGE_SAO_MIGRATION_D0091
132  Void  codeSaoMaxUvlc    ( UInt code, UInt maxSymbol );
133  Void  codeSaoMerge      ( UInt  uiCode );
134  Void  codeSaoTypeIdx    ( UInt  uiCode);
135  Void  codeSaoUflc       ( UInt uiLength, UInt  uiCode );
136  Void  codeSAOSign       ( UInt  uiCode);  //<! code SAO offset sign
137#else
138  Void  codeSaoFlag       ( UInt uiCode );
139  Void  codeSaoUvlc       ( UInt uiCode );
140  Void  codeSaoSvlc       ( Int  uiCode );
141  Void  codeSaoRun        ( UInt  uiCode, UInt uiMaxValue  ) {;}
142  Void  codeSaoMergeLeft  ( UInt  uiCode, UInt uiCompIdx );
143  Void  codeSaoMergeUp    ( UInt  uiCode);
144  Void  codeSaoTypeIdx    ( UInt  uiCode);
145  Void  codeSaoUflc       ( UInt  uiCode);
146#endif
147  Void  codeScalingList      ( TComScalingList* scalingList     ){ assert (0);  return;};
148 
149#if RWTH_SDC_DLT_B0036
150#if !PKU_QC_DEPTH_INTRA_UNI_D0195
151  Void codeSDCFlag          ( TComDataCU* pcCU, UInt uiAbsPartIdx );
152#endif
153  Void codeSDCResidualData  ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment );
154#if !PKU_QC_DEPTH_INTRA_UNI_D0195
155  Void codeSDCPredMode      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
156#endif
157#endif
158
159private:
160  Void  xWriteUnarySymbol    ( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset );
161  Void  xWriteUnaryMaxSymbol ( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol );
162  Void  xWriteEpExGolomb     ( UInt uiSymbol, UInt uiCount );
163  Void  xWriteGoRiceExGolomb ( UInt uiSymbol, UInt &ruiGoRiceParam );
164  Void  xWriteTerminatingBit ( UInt uiBit );
165 
166  Void  xCopyFrom            ( TEncSbac* pSrc );
167  Void  xCopyContextsFrom    ( TEncSbac* pSrc ); 
168 
169  Void codeAPSInitInfo(TComAPS* pcAPS) {printf("Not supported in codeAPSInitInfo()\n"); assert(0); exit(1);}
170  Void codeFinish     (Bool bEnd)      { m_pcBinIf->encodeFlush(bEnd); }  //<! flush bits when CABAC termination
171  Void codeDFFlag( UInt uiCode, const Char *pSymbolName )       {printf("Not supported in codeDFFlag()\n"); assert(0); exit(1);};
172  Void codeDFSvlc( Int iCode, const Char *pSymbolName )         {printf("Not supported in codeDFSvlc()\n"); assert(0); exit(1);};
173
174#if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX
175  Void  xWriteExGolombLevel  ( UInt uiSymbol, ContextModel& rcSCModel  );
176#endif
177#if HHI_DMM_WEDGE_INTRA
178  Void  xCodeWedgeFullInfo          ( TComDataCU* pcCU, UInt uiAbsPartIdx );
179  Void  xCodeWedgeFullDeltaInfo     ( TComDataCU* pcCU, UInt uiAbsPartIdx );
180
181  Void  xCodeWedgePredDirInfo       ( TComDataCU* pcCU, UInt uiAbsPartIdx );
182  Void  xCodeWedgePredDirDeltaInfo  ( TComDataCU* pcCU, UInt uiAbsPartIdx );
183#endif
184#if HHI_DMM_PRED_TEX
185#if LGE_DMM3_SIMP_C0044
186  Void  xCodeWedgePredTexInfo       ( TComDataCU* pcCU, UInt uiAbsPartIdx );
187#endif
188  Void  xCodeWedgePredTexDeltaInfo  ( TComDataCU* pcCU, UInt uiAbsPartIdx );
189  Void  xCodeContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx );
190#endif
191#if LGE_EDGE_INTRA_A0070
192  Void  xCodeEdgeIntraInfo( TComDataCU* pcCU, UInt uiPartIdx );
193#endif
194
195protected:
196  TComBitIf*    m_pcBitIf;
197  TComSlice*    m_pcSlice;
198  TEncBinIf*    m_pcBinIf;
199  Bool          m_bAlfCtrl;
200 
201  //SBAC RD
202  UInt          m_uiCoeffCost;
203 
204  // Adaptive loop filter
205  UInt          m_uiMaxAlfCtrlDepth;
206  Int           m_iSliceGranularity; //!< slice granularity
207  //--Adaptive loop filter
208 
209public:
210
211  /// set slice granularity
212  Void setSliceGranularity(Int iSliceGranularity)  {m_iSliceGranularity = iSliceGranularity;}
213
214  /// get slice granularity
215  Int  getSliceGranularity()                       {return m_iSliceGranularity;             }
216  Void codeAlfCtrlFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx );
217  Void codeSkipFlag      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
218#if LGE_ILLUCOMP_B0045
219  Void codeICFlag        ( TComDataCU* pcCU, UInt uiAbsPartIdx );
220#endif
221  Void codeMergeFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx );
222  Void codeMergeIndex    ( TComDataCU* pcCU, UInt uiAbsPartIdx );
223#if H3D_IVRP
224  Void codeResPredFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx );
225#endif
226#if QC_ARP_D0177
227  virtual Void codeARPW ( TComDataCU* pcCU, UInt uiAbsPartIdx );
228#endif
229  Void codeSplitFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
230#if H3D_IVMP
231  Void codeMVPIdx        ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList, Int iNum );
232#else
233  Void codeMVPIdx        ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList );
234#endif
235 
236  Void codePartSize      ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
237  Void codePredMode      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
238  Void codeIPCMInfo      ( TComDataCU* pcCU, UInt uiAbsPartIdx, Int numIPCM, Bool firstIPCMFlag);
239  Void codeTransformSubdivFlag ( UInt uiSymbol, UInt uiCtx );
240  Void codeQtCbf               ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth );
241  Void codeQtRootCbf           ( TComDataCU* pcCU, UInt uiAbsPartIdx );
242#if PKU_QC_DEPTH_INTRA_UNI_D0195
243  Void codeDepthIntraMode      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
244  Void codeDepthModelingTable  ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bSdcRD = false );
245#endif
246  Void codeIntraDirLumaAng     ( TComDataCU* pcCU, UInt uiAbsPartIdx
247#if PKU_QC_DEPTH_INTRA_UNI_D0195
248    , Bool bSdcRD = false
249#endif
250    );
251 
252  Void codeIntraDirChroma      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
253  Void codeInterDir            ( TComDataCU* pcCU, UInt uiAbsPartIdx );
254  Void codeRefFrmIdx           ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList );
255  Void codeMvd                 ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList );
256 
257  Void codeDeltaQP             ( TComDataCU* pcCU, UInt uiAbsPartIdx );
258 
259  Void codeLastSignificantXY ( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx );
260  Void codeCoeffNxN            ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType );
261 
262  // -------------------------------------------------------------------------------------------------------------------
263  // for RD-optimizatioon
264  // -------------------------------------------------------------------------------------------------------------------
265 
266  Void estBit               (estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType);
267  Void estCBFBit                     ( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType );
268  Void estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType );
269  Void estSignificantMapBit          ( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType );
270  Void estSignificantCoefficientsBit ( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType );
271 
272  Void updateContextTables           ( SliceType eSliceType, Int iQp, Bool bExecuteFinish=true  );
273  Void updateContextTables           ( SliceType eSliceType, Int iQp  ) { this->updateContextTables( eSliceType, iQp, true); };
274  Void writeTileMarker               ( UInt uiTileIdx, UInt uiBitsUsed );
275
276 
277  TEncBinIf* getEncBinIf()  { return m_pcBinIf; }
278private:
279  UInt                 m_uiLastQp;
280 
281  ContextModel         m_contextModels[MAX_NUM_CTX_MOD];
282  Int                  m_numContextModels;
283  ContextModel3DBuffer m_cCUSplitFlagSCModel;
284  ContextModel3DBuffer m_cCUSkipFlagSCModel;
285#if LGE_ILLUCOMP_B0045
286  ContextModel3DBuffer m_cCUICFlagSCModel;
287#endif
288  ContextModel3DBuffer m_cCUMergeFlagExtSCModel;
289  ContextModel3DBuffer m_cCUMergeIdxExtSCModel;
290#if H3D_IVRP
291  ContextModel3DBuffer m_cResPredFlagSCModel;
292#endif
293#if QC_ARP_D0177
294  ContextModel3DBuffer m_cCUPUARPW;
295#endif
296  ContextModel3DBuffer m_cCUPartSizeSCModel;
297  ContextModel3DBuffer m_cCUPredModeSCModel;
298  ContextModel3DBuffer m_cCUAlfCtrlFlagSCModel;
299  ContextModel3DBuffer m_cCUIntraPredSCModel;
300  ContextModel3DBuffer m_cCUChromaPredSCModel;
301  ContextModel3DBuffer m_cCUDeltaQpSCModel;
302  ContextModel3DBuffer m_cCUInterDirSCModel;
303  ContextModel3DBuffer m_cCURefPicSCModel;
304  ContextModel3DBuffer m_cCUMvdSCModel;
305  ContextModel3DBuffer m_cCUQtCbfSCModel;
306  ContextModel3DBuffer m_cCUTransSubdivFlagSCModel;
307  ContextModel3DBuffer m_cCUQtRootCbfSCModel;
308 
309  ContextModel3DBuffer m_cCUSigCoeffGroupSCModel;
310  ContextModel3DBuffer m_cCUSigSCModel;
311  ContextModel3DBuffer m_cCuCtxLastX;
312  ContextModel3DBuffer m_cCuCtxLastY;
313  ContextModel3DBuffer m_cCUOneSCModel;
314  ContextModel3DBuffer m_cCUAbsSCModel;
315 
316  ContextModel3DBuffer m_cMVPIdxSCModel;
317 
318  ContextModel3DBuffer m_cALFFlagSCModel;
319  ContextModel3DBuffer m_cALFUvlcSCModel;
320  ContextModel3DBuffer m_cALFSvlcSCModel;
321  ContextModel3DBuffer m_cCUAMPSCModel;
322#if LGE_SAO_MIGRATION_D0091
323  ContextModel3DBuffer m_cSaoMergeSCModel;
324  ContextModel3DBuffer m_cSaoTypeIdxSCModel;
325#else
326  ContextModel3DBuffer m_cSaoFlagSCModel;
327  ContextModel3DBuffer m_cSaoUvlcSCModel;
328  ContextModel3DBuffer m_cSaoSvlcSCModel;
329  ContextModel3DBuffer m_cSaoMergeLeftSCModel;
330  ContextModel3DBuffer m_cSaoMergeUpSCModel;
331  ContextModel3DBuffer m_cSaoTypeIdxSCModel;
332#endif
333
334#if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX
335#if !PKU_QC_DEPTH_INTRA_UNI_D0195
336  ContextModel3DBuffer m_cDmmFlagSCModel;
337  ContextModel3DBuffer m_cDmmModeSCModel;
338#endif
339  ContextModel3DBuffer m_cDmmDataSCModel;
340#endif
341#if LGE_EDGE_INTRA_A0070
342  ContextModel3DBuffer m_cEdgeIntraSCModel;
343#if LGE_EDGE_INTRA_DELTA_DC
344  ContextModel3DBuffer m_cEdgeIntraDeltaDCSCModel;
345#endif
346#endif
347 
348#if RWTH_SDC_DLT_B0036
349#if !PKU_QC_DEPTH_INTRA_UNI_D0195
350  ContextModel3DBuffer m_cSDCFlagSCModel;
351#else
352  ContextModel3DBuffer m_cDepthModeModel;
353  ContextModel3DBuffer m_cDmmDeltaFlagModel;
354#endif
355 
356  ContextModel3DBuffer m_cSDCResidualFlagSCModel;
357#if !RWTH_SDC_CTX_SIMPL_D0032
358  ContextModel3DBuffer m_cSDCResidualSignFlagSCModel;
359#endif
360  ContextModel3DBuffer m_cSDCResidualSCModel;
361 
362  ContextModel3DBuffer m_cSDCPredModeSCModel;
363#endif
364};
365
366//! \}
367
368#endif // !defined(AFX_TENCSBAC_H__DDA7CDC4_EDE3_4015_9D32_2156249C82AA__INCLUDED_)
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