source: SHVCSoftware/trunk/source/Lib/TLibDecoder/TDecCAVLC.h @ 1083

Last change on this file since 1083 was 906, checked in by seregin, 10 years ago

merge SHM-dev
  • Property svn:eol-style set to native
File size: 6.9 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) 2010-2014, 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
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     TDecCAVLC.h
35    \brief    CAVLC decoder class (header)
36*/
37
38#ifndef __TDECCAVLC__
39#define __TDECCAVLC__
40
41#if _MSC_VER > 1000
42#pragma once
43#endif // _MSC_VER > 1000
44
45#include "TDecEntropy.h"
46#include "SyntaxElementParser.h"
47
48#if Q0048_CGS_3D_ASYMLUT
49class TCom3DAsymLUT;
50#endif
51//! \ingroup TLibDecoder
52//! \{
53
54// ====================================================================================================================
55// Class definition
56// ====================================================================================================================
57
58/// CAVLC decoder class
59class TDecCavlc : public SyntaxElementParser, public TDecEntropyIf
60{
61public:
62  TDecCavlc();
63  virtual ~TDecCavlc();
64 
65protected:
66  void  parseShortTermRefPicSet            (TComSPS* pcSPS, TComReferencePictureSet* pcRPS, Int idx);
67 
68public:
69
70  /// rest entropy coder by intial QP and IDC in CABAC
71  Void  resetEntropy        ( TComSlice* /*pcSlice*/  )     { assert(0); };
72  Void  setBitstream        ( TComInputBitstream* p )   { m_pcBitstream = p; }
73  Void  parseTransformSubdivFlag( UInt& ruiSubdivFlag, UInt uiLog2TransformBlockSize );
74  Void  parseQtCbf          ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth, UInt uiDepth );
75  Void  parseQtRootCbf      ( UInt uiAbsPartIdx, UInt& uiQtRootCbf );
76  Void  parseVPS            ( TComVPS* pcVPS );
77#if SVC_EXTENSION
78  Void  parseVPSExtension   ( TComVPS* pcVPS );
79  Void  defaultVPSExtension ( TComVPS* pcVPS );
80  Void  parseVPSVUI         ( TComVPS* pcVPS );
81  Void  defaultVPSVUI       ( TComVPS* pcVPS );
82#if REPN_FORMAT_IN_VPS
83  Void  parseRepFormat      ( RepFormat *repFormat, RepFormat *repFormatPrev );
84#endif
85#if VPS_DPB_SIZE_TABLE
86  Void  parseVpsDpbSizeTable( TComVPS *vps );
87#endif
88#if VPS_VUI_BSP_HRD_PARAMS
89  Void  parseVpsVuiBspHrdParams( TComVPS *vps );
90#endif
91#if SPS_DPB_PARAMS
92  Void  parseSPS            ( TComSPS* pcSPS ); // it should be removed after macro clean up
93#else
94  Void  parseSPS            ( TComSPS* pcSPS, ParameterSetManagerDecoder *parameterSetManager );
95#endif
96  Void  parseSPSExtension    ( TComSPS* pcSPS );
97#else //SVC_EXTENSION
98  Void  parseSPS            ( TComSPS* pcSPS );
99#endif //SVC_EXTENSION
100  Void  parsePPS            ( TComPPS* pcPPS
101#if Q0048_CGS_3D_ASYMLUT
102    , TCom3DAsymLUT * pc3DAsymLUT , Int nLayerID
103#endif
104    );
105  Void  parseVUI            ( TComVUI* pcVUI, TComSPS* pcSPS );
106  Void  parseSEI            ( SEIMessages& );
107  Void  parsePTL            ( TComPTL *rpcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1 );
108  Void  parseProfileTier    (ProfileTierLevel *ptl);
109  Void  parseHrdParameters  (TComHRD *hrd, Bool cprms_present_flag, UInt tempLevelHigh);
110  Void  parseSliceHeader    ( TComSlice*& rpcSlice, ParameterSetManagerDecoder *parameterSetManager);
111  Void  parseTerminatingBit ( UInt& ruiBit );
112 
113  Void  parseMVPIdx         ( Int& riMVPIdx );
114 
115  Void  parseSkipFlag       ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
116  Void  parseCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
117  Void parseMergeFlag       ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPUIdx );
118  Void parseMergeIndex      ( TComDataCU* pcCU, UInt& ruiMergeIndex );
119  Void parseSplitFlag       ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
120  Void parsePartSize        ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
121  Void parsePredMode        ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
122 
123  Void parseIntraDirLumaAng ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
124 
125  Void parseIntraDirChroma  ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
126 
127  Void parseInterDir        ( TComDataCU* pcCU, UInt& ruiInterDir, UInt uiAbsPartIdx );
128  Void parseRefFrmIdx       ( TComDataCU* pcCU, Int& riRefFrmIdx,  RefPicList eRefList );
129  Void parseMvd             ( TComDataCU* pcCU, UInt uiAbsPartAddr,UInt uiPartIdx,    UInt uiDepth, RefPicList eRefList );
130 
131  Void parseDeltaQP         ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
132  Void parseCoeffNxN        ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType );
133  Void parseTransformSkipFlags ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, UInt uiDepth, TextType eTType);
134
135  Void parseIPCMInfo        ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth);
136
137  Void updateContextTables  ( SliceType /*eSliceType*/, Int /*iQp*/ ) { return; }
138
139  Void xParsePredWeightTable ( TComSlice* pcSlice );
140  Void  parseScalingList               ( TComScalingList* scalingList );
141  Void xDecodeScalingList    ( TComScalingList *scalingList, UInt sizeId, UInt listId);
142protected:
143  Bool  xMoreRbspData();
144
145#if Q0048_CGS_3D_ASYMLUT
146  Void xParse3DAsymLUT( TCom3DAsymLUT * pc3DAsymLUT );
147  Void xParse3DAsymLUTOctant( TCom3DAsymLUT * pc3DAsymLUT , Int nDepth , Int yIdx , Int uIdx , Int vIdx , Int nLength );
148#if R0151_CGS_3D_ASYMLUT_IMPROVE
149#if R0300_CGS_RES_COEFF_CODING
150  Void xReadParam( Int& param, Int flc_bits );
151#else
152  Void xReadParam( Int& param );
153#endif
154#endif
155#endif
156};
157
158//! \}
159
160#endif // !defined(AFX_TDECCAVLC_H__9732DD64_59B0_4A41_B29E_1A5B18821EAD__INCLUDED_)
161
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