source: 3DVCSoftware/branches/HTM-3.0-LG/source/Lib/TLibEncoder/TEncCavlc.h @ 141

Last change on this file since 141 was 56, checked in by hschwarz, 13 years ago

updated trunk (move to HM6.1)
  • Property svn:eol-style set to native
File size: 9.2 KB
Line 
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     TEncCavlc.h
35    \brief    CAVLC encoder class (header)
36*/
37
38#ifndef __TENCCAVLC__
39#define __TENCCAVLC__
40
41#if _MSC_VER > 1000
42#pragma once
43#endif // _MSC_VER > 1000
44
45#include "TLibCommon/CommonDef.h"
46#include "TLibCommon/TComBitStream.h"
47#include "TEncEntropy.h"
48#include "TLibCommon/TComRom.h"
49
50//! \ingroup TLibEncoder
51//! \{
52
53class TEncTop;
54
55// ====================================================================================================================
56// Class definition
57// ====================================================================================================================
58
59/// CAVLC encoder class
60class TEncCavlc : public TEncEntropyIf
61{
62public:
63  TEncCavlc();
64  virtual ~TEncCavlc();
65 
66protected:
67  TComBitIf*    m_pcBitIf;
68  TComSlice*    m_pcSlice;
69  UInt          m_uiCoeffCost;
70  Bool          m_bAlfCtrl;
71  UInt          m_uiMaxAlfCtrlDepth;
72  Int           m_iSliceGranularity;  //!< slice granularity
73 
74  Void  xWriteCode            ( UInt uiCode, UInt uiLength );
75  Void  xWriteUvlc            ( UInt uiCode );
76  Void  xWriteSvlc            ( Int  iCode   );
77  Void  xWriteFlag            ( UInt uiCode );
78#if ENC_DEC_TRACE
79  Void  xWriteCodeTr          ( UInt value, UInt  length, const Char *pSymbolName);
80  Void  xWriteUvlcTr          ( UInt value,               const Char *pSymbolName);
81  Void  xWriteSvlcTr          ( Int  value,               const Char *pSymbolName);
82  Void  xWriteFlagTr          ( UInt value,               const Char *pSymbolName);
83#endif
84 
85  Void  xWritePCMAlignZero    ();
86  Void  xWriteEpExGolomb      ( UInt uiSymbol, UInt uiCount );
87  Void  xWriteExGolombLevel    ( UInt uiSymbol );
88  Void  xWriteUnaryMaxSymbol  ( UInt uiSymbol, UInt uiMaxSymbol );
89
90#if RPS_IN_SPS
91  Void codeShortTermRefPicSet              ( TComSPS* pcSPS, TComReferencePictureSet* pcRPS );
92#else
93  Void codeShortTermRefPicSet              ( TComPPS* pcPPS, TComReferencePictureSet* pcRPS );
94#endif
95 
96  UInt  xConvertToUInt        ( Int iValue ) {  return ( iValue <= 0) ? -iValue<<1 : (iValue<<1)-1; }
97 
98public:
99 
100  Void  resetEntropy          ();
101#if CABAC_INIT_FLAG
102  Void  determineCabacInitIdx  () {};
103#endif
104
105  Void  setBitstream          ( TComBitIf* p )  { m_pcBitIf = p;  }
106  Void  setSlice              ( TComSlice* p )  { m_pcSlice = p;  }
107  Bool getAlfCtrl() {return m_bAlfCtrl;}
108  UInt getMaxAlfCtrlDepth() {return m_uiMaxAlfCtrlDepth;}
109  Void setAlfCtrl(Bool bAlfCtrl) {m_bAlfCtrl = bAlfCtrl;}
110  Void setMaxAlfCtrlDepth(UInt uiMaxAlfCtrlDepth) {m_uiMaxAlfCtrlDepth = uiMaxAlfCtrlDepth;}
111  Void  resetBits             ()                { m_pcBitIf->resetBits(); }
112  Void  resetCoeffCost        ()                { m_uiCoeffCost = 0;  }
113  UInt  getNumberOfWrittenBits()                { return  m_pcBitIf->getNumberOfWrittenBits();  }
114  UInt  getCoeffCost          ()                { return  m_uiCoeffCost;  }
115 
116#if HHI_MPI
117  Void  codeSPS                 ( TComSPS* pcSPS, Bool bIsDepth );
118#else
119  Void  codeSPS                 ( TComSPS* pcSPS );
120#endif
121  Void  codePPS                 ( TComPPS* pcPPS );
122  void codeSEI(const SEI&);
123  Void  codeSliceHeader         ( TComSlice* pcSlice );
124
125  Void codeTileMarkerFlag(TComSlice* pcSlice);
126
127#if TILES_WPP_ENTRY_POINT_SIGNALLING
128  Void  codeTilesWPPEntryPoint( TComSlice* pSlice );
129#else
130  Void  codeSliceHeaderSubstreamTable( TComSlice* pcSlice );
131#endif
132  Void  codeTerminatingBit      ( UInt uilsLast );
133  Void  codeSliceFinish         ();
134  Void  codeFlush               () {}
135  Void  encodeStart             () {}
136 
137#if HHI_INTER_VIEW_MOTION_PRED
138  Void codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList, Int iNum );
139#else
140  Void codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList );
141#endif
142  Void codeAlfFlag       ( UInt uiCode );
143  Void codeAlfUvlc       ( UInt uiCode );
144  Void codeAlfSvlc       ( Int   iCode );
145  Void codeAlfCtrlDepth();
146#if LCU_SYNTAX_ALF
147  Void codeAPSAlflag(UInt uiCode);
148  Void codeAlfFixedLengthIdx( UInt idx, UInt numFilterSetsInBuffer);
149#endif
150  Void codeSaoFlag       ( UInt uiCode );
151  Void codeSaoUvlc       ( UInt uiCode );
152  Void codeSaoSvlc       ( Int   iCode );
153#if SAO_UNIT_INTERLEAVING
154  Void codeSaoRun        ( UInt uiCode, UInt maxValue  );
155  Void codeSaoMergeLeft  ( UInt uiCode, UInt compIdx ){;}
156  Void codeSaoMergeUp    ( UInt uiCode ){;}
157  Void codeSaoTypeIdx    ( UInt uiCode ){ xWriteUvlc(uiCode   );}
158  Void codeSaoUflc       ( UInt uiCode ){ assert(uiCode < 32); xWriteCode(uiCode, 5);}
159#endif
160
161  Void codeSkipFlag      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
162  Void codeMergeFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx );
163  Void codeMergeIndex    ( TComDataCU* pcCU, UInt uiAbsPartIdx );
164#if HHI_INTER_VIEW_RESIDUAL_PRED
165  Void codeResPredFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx );
166#endif
167  Void codeAlfCtrlFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx );
168
169  Void codeApsExtensionFlag ();
170
171  /// set slice granularity
172  Void setSliceGranularity(Int iSliceGranularity)  {m_iSliceGranularity = iSliceGranularity;}
173
174  ///get slice granularity
175  Int  getSliceGranularity()                       {return m_iSliceGranularity;             }
176
177  Void codeAlfCtrlFlag   ( UInt uiSymbol );
178  Void codeInterModeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiEncMode );
179  Void codeSplitFlag     ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
180 
181  Void codePartSize      ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
182  Void codePredMode      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
183 
184#if BURST_IPCM
185  Void codeIPCMInfo      ( TComDataCU* pcCU, UInt uiAbsPartIdx, Int numIPCM, Bool firstIPCMFlag);
186#else
187  Void codeIPCMInfo      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
188#endif
189
190  Void codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx );
191  Void codeQtCbf         ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth );
192  Void codeQtRootCbf     ( TComDataCU* pcCU, UInt uiAbsPartIdx );
193 
194  Void codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx );
195 
196  Void codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx );
197  Void codeInterDir      ( TComDataCU* pcCU, UInt uiAbsPartIdx );
198  Void codeRefFrmIdx     ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList );
199  Void codeMvd           ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList );
200 
201  Void codeDeltaQP       ( TComDataCU* pcCU, UInt uiAbsPartIdx );
202 
203  Void codeCoeffNxN      ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType );
204 
205  Void estBit               (estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType);
206 
207  Void xCodePredWeightTable          ( TComSlice* pcSlice );
208  Void updateContextTables           ( SliceType eSliceType, Int iQp, Bool bExecuteFinish=true ) { return;   }
209  Void updateContextTables           ( SliceType eSliceType, Int iQp  )                          { return;   }
210  Void writeTileMarker               ( UInt uiTileIdx, UInt uiBitsUsed );
211
212  Void  codeAPSInitInfo(TComAPS* pcAPS);  //!< code APS flags before encoding SAO and ALF parameters
213  Void  codeFinish(Bool bEnd) { /*do nothing*/}
214  Void codeScalingList  ( TComScalingList* scalingList );
215  Void xCodeScalingList ( TComScalingList* scalingList, UInt sizeId, UInt listId);
216  Void codeDFFlag       ( UInt uiCode, const Char *pSymbolName );
217  Void codeDFSvlc       ( Int   iCode, const Char *pSymbolName );
218
219};
220
221//! \}
222
223#endif // !defined(AFX_TENCCAVLC_H__EE8A0B30_945B_4169_B290_24D3AD52296F__INCLUDED_)
224
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