source: SHVCSoftware/branches/SHM-dev/source/Lib/TLibDecoder/TDecSlice.h @ 1136

Last change on this file since 1136 was 1029, checked in by seregin, 10 years ago

merge with SHM-upgrade branch

  • Property svn:eol-style set to native
File size: 4.3 KB
RevLine 
[313]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
[1029]4 * granted under this license.
[313]5 *
[595]6 * Copyright (c) 2010-2014, ITU/ISO/IEC
[313]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     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
[1029]68  TDecSbac        m_lastSliceSegmentEndContextState;    ///< context storage for state at the end of the previous slice-segment (used for dependent slices only).
69  TDecSbac        m_entropyCodingSyncContextState;      ///< context storate for state of contexts at the wavefront/WPP/entropy-coding-sync second CTU of tile-row
70
[313]71#if SVC_EXTENSION
[644]72  UInt*           m_saoMaxOffsetQVal; 
[313]73#endif
[1029]74
[313]75public:
76  TDecSlice();
77  virtual ~TDecSlice();
78 
79#if SVC_EXTENSION 
[644]80  Void  init              ( TDecEntropy* pcEntropyDecoder, TDecCu* pcMbDecoder, UInt* saoMaxOffsetQVal );
[313]81#else
82  Void  init              ( TDecEntropy* pcEntropyDecoder, TDecCu* pcMbDecoder );
83#endif
84  Void  create            ();
85  Void  destroy           ();
[1029]86
87  Void  decompressSlice   ( TComInputBitstream** ppcSubstreams,   TComPic* pcPic, TDecSbac* pcSbacDecoder );
[313]88};
89
90
91class ParameterSetManagerDecoder:public ParameterSetManager
92{
93public:
94  ParameterSetManagerDecoder();
95  virtual ~ParameterSetManagerDecoder();
96  Void     storePrefetchedVPS(TComVPS *vps)  { m_vpsBuffer.storePS( vps->getVPSId(), vps); };
97  TComVPS* getPrefetchedVPS  (Int vpsId);
98  Void     storePrefetchedSPS(TComSPS *sps)  { m_spsBuffer.storePS( sps->getSPSId(), sps); };
99  TComSPS* getPrefetchedSPS  (Int spsId);
100  Void     storePrefetchedPPS(TComPPS *pps)  { m_ppsBuffer.storePS( pps->getPPSId(), pps); };
101  TComPPS* getPrefetchedPPS  (Int ppsId);
102  Void     applyPrefetchedPS();
103
104private:
105#if SVC_EXTENSION
106  static ParameterSetMap<TComVPS> m_vpsBuffer;
[834]107  static ParameterSetMap<TComSPS> m_spsBuffer; 
108  static ParameterSetMap<TComPPS> m_ppsBuffer;
[313]109#else
110  ParameterSetMap<TComVPS> m_vpsBuffer;
[1029]111  ParameterSetMap<TComSPS> m_spsBuffer;
[313]112  ParameterSetMap<TComPPS> m_ppsBuffer;
[834]113#endif
[313]114};
115
116
117//! \}
118
119#endif
120
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