source: 3DVCSoftware/tags/HTM-14.1/source/Lib/TLibDecoder/TDecSlice.h @ 1198

Last change on this file since 1198 was 1179, checked in by tech, 10 years ago

Merged branch 13.1-dev0@1178.

  • Property svn:eol-style set to native
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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) 2010-2015, 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.
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18 *    be used to endorse or promote products derived from this software without
19 *    specific prior written permission.
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22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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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     TDecSlice.h
35    \brief    slice decoder class (header)
36*/
37
38#ifndef __TDECSLICE__
39#define __TDECSLICE__
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 "TLibCommon/TComPic.h"
48#include "TDecEntropy.h"
49#include "TDecCu.h"
50#include "TDecSbac.h"
51#include "TDecBinCoderCABAC.h"
52
53//! \ingroup TLibDecoder
54//! \{
55
56// ====================================================================================================================
57// Class definition
58// ====================================================================================================================
59
60/// slice decoder class
61class TDecSlice
62{
63private:
64  // access channel
65  TDecEntropy*    m_pcEntropyDecoder;
66  TDecCu*         m_pcCuDecoder;
67
68  TDecSbac*       m_pcBufferSbacDecoders;   ///< line to store temporary contexts, one per column of tiles.
69  TDecBinCABAC*   m_pcBufferBinCABACs;
70  TDecSbac*       m_pcBufferLowLatSbacDecoders;   ///< dependent tiles: line to store temporary contexts, one per column of tiles.
71  TDecBinCABAC*   m_pcBufferLowLatBinCABACs;
72  std::vector<TDecSbac*> CTXMem;
73 
74public:
75  TDecSlice();
76  virtual ~TDecSlice();
77 
78  Void  init              ( TDecEntropy* pcEntropyDecoder, TDecCu* pcMbDecoder );
79  Void  create            ();
80  Void  destroy           ();
81 
82  Void  decompressSlice   ( TComInputBitstream** ppcSubstreams,   TComPic*& rpcPic, TDecSbac* pcSbacDecoder, TDecSbac* pcSbacDecoders );
83  Void      initCtxMem(  UInt i );
84  Void      setCtxMem( TDecSbac* sb, Int b )   { CTXMem[b] = sb; }
85  Int       getCtxMemSize( )                   { return (Int)CTXMem.size(); }
86};
87
88
89class ParameterSetManagerDecoder:public ParameterSetManager
90{
91public:
92  ParameterSetManagerDecoder();
93  virtual ~ParameterSetManagerDecoder();
94  Void     storePrefetchedVPS(TComVPS *vps)  { m_vpsBuffer.storePS( vps->getVPSId(), vps); };
95  TComVPS* getPrefetchedVPS  (Int vpsId);
96  Void     storePrefetchedSPS(TComSPS *sps)  { m_spsBuffer.storePS( sps->getSPSId(), sps); };
97  TComSPS* getPrefetchedSPS  (Int spsId);
98  Void     storePrefetchedPPS(TComPPS *pps)  { m_ppsBuffer.storePS( pps->getPPSId(), pps); };
99  TComPPS* getPrefetchedPPS  (Int ppsId);
100  Void     applyPrefetchedPS();
101
102private:
103  ParameterSetMap<TComVPS> m_vpsBuffer;
104  ParameterSetMap<TComSPS> m_spsBuffer; 
105  ParameterSetMap<TComPPS> m_ppsBuffer;
106};
107
108
109//! \}
110
111#endif
112
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