source: 3DVCSoftware/trunk/source/Lib/TLibEncoder/TEncCavlc.h @ 42

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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) 2010-2011, 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 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
35
36/** \file     TEncCavlc.h
37    \brief    CAVLC encoder class (header)
38*/
39
40#ifndef __TENCCAVLC__
41#define __TENCCAVLC__
42
43#if _MSC_VER > 1000
44#pragma once
45#endif // _MSC_VER > 1000
46
47#include "../TLibCommon/CommonDef.h"
48#include "../TLibCommon/TComBitStream.h"
49#include "TEncEntropy.h"
50#if QC_MOD_LCEC
51#include "../TLibCommon/TComRom.h"
52#endif
53
54class TEncTop;
55
56// ====================================================================================================================
57// Class definition
58// ====================================================================================================================
59
60/// CAVLC encoder class
61class TEncCavlc : public TEncEntropyIf
62{
63private:
64  Bool m_bAdaptFlag;
65 
66 
67public:
68  TEncCavlc();
69  virtual ~TEncCavlc();
70 
71protected:
72  TComBitIf*    m_pcBitIf;
73  TComSlice*    m_pcSlice;
74  UInt          m_uiCoeffCost;
75  Bool          m_bRunLengthCoding;
76  UInt          m_uiRun;
77  Bool          m_bAlfCtrl;
78  UInt          m_uiMaxAlfCtrlDepth;
79  UInt          m_uiLPTableE4[3][32];
80  UInt          m_uiLPTableD4[3][32];
81#if !CAVLC_COEF_LRG_BLK
82  UInt          m_uiLPTableE8[10][128];
83  UInt          m_uiLPTableD8[10][128];
84#endif
85  UInt          m_uiLastPosVlcIndex[10];
86 
87#if LCEC_INTRA_MODE
88 #if MTK_DCM_MPM
89  UInt          m_uiIntraModeTableD17[2][16];
90  UInt          m_uiIntraModeTableE17[2][16];
91
92  UInt          m_uiIntraModeTableD34[2][33];
93  UInt          m_uiIntraModeTableE34[2][33];
94#else
95  UInt          m_uiIntraModeTableD17[16];
96  UInt          m_uiIntraModeTableE17[16];
97
98  UInt          m_uiIntraModeTableD34[33];
99  UInt          m_uiIntraModeTableE34[33];
100#endif
101#endif
102 
103#if CAVLC_RQT_CBP
104  UInt          m_uiCBP_YUV_TableE[4][8];
105  UInt          m_uiCBP_YUV_TableD[4][8];
106  UInt          m_uiCBP_YS_TableE[2][4];
107  UInt          m_uiCBP_YS_TableD[2][4];
108  UInt          m_uiCBP_YCS_TableE[2][8];
109  UInt          m_uiCBP_YCS_TableD[2][8];
110  UInt          m_uiCBP_4Y_TableE[2][15];
111  UInt          m_uiCBP_4Y_TableD[2][15];
112  UInt          m_uiCBP_4Y_VlcIdx;
113#else
114  UInt          m_uiCBPTableE[2][8];
115  UInt          m_uiCBPTableD[2][8];
116  UInt          m_uiBlkCBPTableE[2][15];
117  UInt          m_uiBlkCBPTableD[2][15];
118  UInt          m_uiCbpVlcIdx[2];
119  UInt          m_uiBlkCbpVlcIdx;
120#endif
121
122
123 
124#if MS_LCEC_LOOKUP_TABLE_EXCEPTION
125  UInt          m_uiMI1TableE[9];
126  UInt          m_uiMI1TableD[9];
127#else
128  UInt          m_uiMI1TableE[8];
129  UInt          m_uiMI1TableD[8];
130#endif
131  UInt          m_uiMI2TableE[15];
132  UInt          m_uiMI2TableD[15];
133 
134  UInt          m_uiMITableVlcIdx;
135#if QC_LCEC_INTER_MODE
136  UInt          m_uiSplitTableE[4][7];
137  UInt          m_uiSplitTableD[4][7];
138#endif
139
140#if CAVLC_COUNTER_ADAPT
141#if CAVLC_RQT_CBP
142  UChar         m_ucCBP_YUV_TableCounter[4][4];
143  UChar         m_ucCBP_4Y_TableCounter[2][2];
144  UChar         m_ucCBP_YS_TableCounter[2][3];
145  UChar         m_ucCBP_YCS_TableCounter[2][4];
146  UChar         m_ucCBP_YUV_TableCounterSum[4];
147  UChar         m_ucCBP_4Y_TableCounterSum[2];
148  UChar         m_ucCBP_YS_TableCounterSum[2];
149  UChar         m_ucCBP_YCS_TableCounterSum[2];
150#else
151  UChar         m_ucCBFTableCounter    [2][4];
152  UChar         m_ucBlkCBPTableCounter [2][2];
153  UChar         m_ucCBFTableCounterSum[2];
154  UChar         m_ucBlkCBPTableCounterSum[2];
155#endif
156  UChar         m_ucMI1TableCounter       [4];
157  UChar         m_ucSplitTableCounter  [4][4];
158
159  UChar         m_ucSplitTableCounterSum[4];
160  UChar         m_ucMI1TableCounterSum;
161#endif
162
163  Void  xCheckCoeff( TCoeff* pcCoef, UInt uiSize, UInt uiDepth, UInt& uiNumofCoeff, UInt& uiPart );
164 
165  Void  xWriteCode            ( UInt uiCode, UInt uiLength );
166  Void  xWriteUvlc            ( UInt uiCode );
167  Void  xWriteSvlc            ( Int iCode   );
168  Void  xWriteFlag            ( UInt uiCode );
169  Void  xWriteEpExGolomb      ( UInt uiSymbol, UInt uiCount );
170  Void  xWriteExGolombLevel    ( UInt uiSymbol );
171  Void  xWriteUnaryMaxSymbol  ( UInt uiSymbol, UInt uiMaxSymbol );
172#if !QC_MOD_LCEC_RDOQ
173  UInt  xLeadingZeros         ( UInt uiCode );
174#endif
175  Void  xWriteVlc             ( UInt uiTableNumber, UInt uiCodeNumber );
176
177#if CAVLC_COEF_LRG_BLK
178  Void  xCodeCoeff             ( TCoeff* scoeff, Int n, Int blSize);
179#else
180  Void  xCodeCoeff4x4          ( TCoeff* scoeff, Int iTableNumber );
181  Void  xCodeCoeff8x8          ( TCoeff* scoeff, Int iTableNumber );
182#endif
183 
184  UInt  xConvertToUInt        ( Int iValue ) {  return ( iValue <= 0) ? -iValue<<1 : (iValue<<1)-1; }
185 
186public:
187 
188  Void  resetEntropy          ();
189
190#if !CAVLC_COEF_LRG_BLK
191  UInt* GetLP8Table();
192#endif
193  UInt* GetLP4Table();
194#if QC_MOD_LCEC
195  UInt* GetLastPosVlcIndexTable();
196#endif
197  Void  setBitstream          ( TComBitIf* p )  { m_pcBitIf = p;  }
198  Void  setSlice              ( TComSlice* p )  { m_pcSlice = p;  }
199  Bool getAlfCtrl() {return m_bAlfCtrl;}
200  UInt getMaxAlfCtrlDepth() {return m_uiMaxAlfCtrlDepth;}
201  Void setAlfCtrl(Bool bAlfCtrl) {m_bAlfCtrl = bAlfCtrl;}
202  Void setMaxAlfCtrlDepth(UInt uiMaxAlfCtrlDepth) {m_uiMaxAlfCtrlDepth = uiMaxAlfCtrlDepth;}
203  Void  resetBits             ()                { m_pcBitIf->resetBits(); }
204  Void  resetCoeffCost        ()                { m_uiCoeffCost = 0;  }
205  UInt  getNumberOfWrittenBits()                { return  m_pcBitIf->getNumberOfWrittenBits();  }
206  UInt  getCoeffCost          ()                { return  m_uiCoeffCost;  }
207 
208#if BITSTREAM_EXTRACTION
209  Void  codeNALUnitHeader       ( NalUnitType eNalUnitType, NalRefIdc eNalRefIdc, UInt TemporalId = 0, UInt uiLayerId = 0 );
210#else
211  Void  codeNALUnitHeader       ( NalUnitType eNalUnitType, NalRefIdc eNalRefIdc, UInt TemporalId = 0, Bool bOutputFlag = true );
212#endif
213 
214  Void  codeSPS                 ( TComSPS* pcSPS );
215  Void  codePPS                 ( TComPPS* pcPPS );
216  void codeSEI(const SEI&);
217  Void  codeSliceHeader         ( TComSlice* pcSlice );
218  Void  codeTerminatingBit      ( UInt uilsLast );
219  Void  codeSliceFinish         ();
220 
221  Void codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList );
222  Void codeAlfFlag       ( UInt uiCode );
223  Void codeAlfUvlc       ( UInt uiCode );
224  Void codeAlfSvlc       ( Int   iCode );
225  Void codeAlfCtrlDepth();
226#if MTK_SAO
227  Void codeAoFlag       ( UInt uiCode );
228  Void codeAoUvlc       ( UInt uiCode );
229  Void codeAoSvlc       ( Int   iCode );
230#endif
231  Void codeSkipFlag      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
232  Void codeMergeFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx );
233  Void codeMergeIndex    ( TComDataCU* pcCU, UInt uiAbsPartIdx );
234#if HHI_INTER_VIEW_MOTION_PRED || HHI_MPI
235  Void codeMergeIndexMV  ( TComDataCU* pcCU, UInt uiAbsPartIdx );
236#endif
237#if HHI_INTER_VIEW_RESIDUAL_PRED
238  Void codeResPredFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx );
239#endif
240  Void codeAlfCtrlFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx );
241#if TSB_ALF_HEADER
242  Void codeAlfFlagNum    ( UInt uiCode, UInt minValue );
243  Void codeAlfCtrlFlag   ( UInt uiSymbol );
244#endif
245#if QC_LCEC_INTER_MODE
246  Void codeInterModeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiEncMode );
247#endif 
248  Void codeSplitFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
249 
250  Void codePartSize      ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
251  Void codePredMode      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
252 
253  Void codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx );
254  Void codeQtCbf         ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth );
255  Void codeQtRootCbf     ( TComDataCU* pcCU, UInt uiAbsPartIdx );
256 
257  Void codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx );
258 
259  Void codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx );
260  Void codeInterDir      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
261  Void codeRefFrmIdx     ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList );
262  Void codeMvd           ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList );
263 
264  Void codeDeltaQP       ( TComDataCU* pcCU, UInt uiAbsPartIdx );
265
266  Void codeViewIdx       ( Int iViewIdx );
267#if CAVLC_RQT_CBP
268  Void codeCbfTrdiv      ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
269  UInt xGetFlagPattern   ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
270#endif
271  Void codeCbf           ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth );
272  Void codeBlockCbf      ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth, UInt uiQPartNum, Bool bRD = false);
273 
274  Void codeCoeffNxN      ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType, Bool bRD = false );
275
276#ifdef WEIGHT_PRED
277  Void codeWeightPredTable( TComSlice* pcSlice );
278#endif
279 
280  Void estBit             (estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType);
281 
282  Bool  getAdaptFlag          ()          { return m_bAdaptFlag; }
283  Void  setAdaptFlag          ( Bool b )  { m_bAdaptFlag = b;     }
284};
285
286#endif // !defined(AFX_TENCCAVLC_H__EE8A0B30_945B_4169_B290_24D3AD52296F__INCLUDED_)
287
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