source: SHVCSoftware/branches/SHM-upgrade/source/App/TAppDecoder/TAppDecTop.h @ 917

Last change on this file since 917 was 916, checked in by seregin, 10 years ago

initial porting

  • 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     TAppDecTop.h
35    \brief    Decoder application class (header)
36*/
37
38#ifndef __TAPPDECTOP__
39#define __TAPPDECTOP__
40
41#if _MSC_VER > 1000
42#pragma once
43#endif // _MSC_VER > 1000
44
45#include "TLibVideoIO/TVideoIOYuv.h"
46#include "TLibCommon/TComList.h"
47#include "TLibCommon/TComPicYuv.h"
48#include "TLibDecoder/TDecTop.h"
49#include "TAppDecCfg.h"
50
51//! \ingroup TAppDecoder
52//! \{
53
54// ====================================================================================================================
55// Class definition
56// ====================================================================================================================
57#if ALIGNED_BUMPING
58struct DpbStatus;
59#endif
60/// decoder application class
61class TAppDecTop : public TAppDecCfg
62{
63private:
64  // class interface
65#if SVC_EXTENSION
66  TDecTop                         m_acTDecTop [MAX_LAYERS];                    ///< decoder class
67  TDecTop*                        m_apcTDecTop [MAX_LAYERS];                   ///< decoder point class
68  TVideoIOYuv                     m_acTVideoIOYuvReconFile [MAX_LAYERS];        ///< reconstruction YUV class
69#else
70  TDecTop                         m_cTDecTop;                     ///< decoder class
71  TVideoIOYuv                     m_cTVideoIOYuvReconFile;        ///< reconstruction YUV class
72#endif
73 
74  // for output control 
75#if SVC_EXTENSION
76  Int                             m_aiPOCLastDisplay [MAX_LAYERS]; ///< last POC in display order
77#else
78  Int                             m_iPOCLastDisplay;              ///< last POC in display order
79#endif
80  std::ofstream                   m_seiMessageFileStream;         ///< Used for outputing SEI messages. 
81
82public:
83  TAppDecTop();
84  virtual ~TAppDecTop() {}
85
86  Void  create            (); ///< create internal members
87  Void  destroy           (); ///< destroy internal members
88  Void  decode            (); ///< main decoding function
89
90protected:
91  Void  xCreateDecLib     (); ///< create internal classes
92  Void  xDestroyDecLib    (); ///< destroy internal classes
93  Void  xInitDecLib       (); ///< initialize decoder class
94 
95#if SVC_EXTENSION
96  Void  xWriteOutput      ( TComList<TComPic*>* pcListPic, UInt layerId, UInt tId ); ///< write YUV to file
97  Void  xFlushOutput      ( TComList<TComPic*>* pcListPic, UInt layerId ); ///< flush all remaining decoded pictures to file
98#else
99  Void  xWriteOutput      ( TComList<TComPic*>* pcListPic , UInt tId); ///< write YUV to file
100  Void  xFlushOutput      ( TComList<TComPic*>* pcListPic ); ///< flush all remaining decoded pictures to file
101#endif
102  Bool  isNaluWithinTargetDecLayerIdSet ( InputNALUnit* nalu ); ///< check whether given Nalu is within targetDecLayerIdSet
103#if ALIGNED_BUMPING
104  Void checkOutputBeforeDecoding(Int layerIdx);
105  Void checkOutputAfterDecoding();
106  Void flushAllPictures(Bool outputPictures); 
107  Void flushAllPictures(Int layerId, Bool outputPictures);
108
109  Void xOutputAndMarkPic( TComPic *pic, const Char *reconFile, const Int layerID, Int &pocLastDisplay, DpbStatus &dpbStatus);
110#if POC_RESET_IDC_DECODER
111  Void outputAllPictures(Int layerId, Bool notOutputCurrAu);
112#endif
113  Void xFindDPBStatus( std::vector<Int> &listOfPocs
114                            , std::vector<Int> *listOfPocsInEachLayer
115                            , std::vector<Int> *listOfPocsPositionInEachLayer
116                            , DpbStatus &dpbStatus
117#if POC_RESET_IDC_DECODER
118                            , Bool notOutputCurrAu = true
119#endif
120                            );
121
122  Bool ifInvokeBumpingBeforeDecoding( const DpbStatus &dpbStatus, const DpbStatus &dpbLimit, const Int layerIdx, const Int subDpbIdx );
123  Bool ifInvokeBumpingAfterDecoding ( const DpbStatus &dpbStatus, const DpbStatus &dpbLimit );
124  Void bumpingProcess(std::vector<Int> &listOfPocs, std::vector<Int> *listOfPocsInEachLayer, std::vector<Int> *listOfPocsPositionInEachLayer, DpbStatus &dpbStatus);
125  Void emptyUnusedPicturesNotNeededForOutput();
126  Void markAllPicturesAsErased();
127  Void markAllPicturesAsErased(Int layerIdx);
128  TComVPS* findDpbParametersFromVps(std::vector<Int> const &listOfPocs, std::vector<Int> const *listOfPocsInEachLayer, std::vector<Int> const *listOfPocsPositionInEachLayer, DpbStatus &maxDpbLimit);
129#endif
130};
131
132#if ALIGNED_BUMPING
133struct DpbStatus
134{
135  // Number of AUs and pictures
136  Int m_numAUsNotDisplayed;
137  Int m_numPicsNotDisplayedInLayer[MAX_LAYERS];
138#if RESOLUTION_BASED_DPB
139  Int m_numPicsInLayer[MAX_LAYERS];   // Pictures marked as used_for_reference or needed for output in the layer
140#endif
141  Int m_numPicsInSubDpb[MAX_LAYERS];  // Pictures marked as used_for_reference or needed for output in the sub-DPB
142  Bool m_maxLatencyIncrease;
143  Int m_maxLatencyPictures;
144 
145  Int m_numSubDpbs;
146  Int m_numLayers;
147
148  DpbStatus()
149  {
150    init();
151  }
152  Void init()
153  {
154    m_numAUsNotDisplayed = 0;
155    m_maxLatencyIncrease  = false;
156    m_maxLatencyPictures  = 0;
157#if RESOLUTION_BASED_DPB
158    ::memset( m_numPicsInLayer,  0, sizeof(m_numPicsInLayer)  );
159#endif
160    ::memset( m_numPicsInSubDpb, 0, sizeof(m_numPicsInSubDpb) );
161    ::memset(m_numPicsNotDisplayedInLayer, 0, sizeof(m_numPicsNotDisplayedInLayer) );
162    m_numSubDpbs = -1;
163    m_numLayers = -1;
164  }
165};
166#endif
167//! \}
168
169#endif
170
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