source: SHVCSoftware/branches/SHM-3.1-dev/source/Lib/TLibDecoder/TDecTop.h @ 415

Last change on this file since 415 was 414, checked in by sony, 11 years ago

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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) 2010-2013, 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     TDecTop.h
35    \brief    decoder class (header)
36*/
37
38#ifndef __TDECTOP__
39#define __TDECTOP__
40
41#include "TLibCommon/CommonDef.h"
42#include "TLibCommon/TComList.h"
43#include "TLibCommon/TComPicYuv.h"
44#include "TLibCommon/TComPic.h"
45#include "TLibCommon/TComTrQuant.h"
46#include "TLibCommon/SEI.h"
47
48#include "TDecGop.h"
49#include "TDecEntropy.h"
50#include "TDecSbac.h"
51#include "TDecCAVLC.h"
52#include "SEIread.h"
53
54struct InputNALUnit;
55
56//! \ingroup TLibDecoder
57//! \{
58
59// ====================================================================================================================
60// Class definition
61// ====================================================================================================================
62
63/// decoder class
64class TDecTop
65{
66private:
67  Int                     m_iMaxRefPicNum;
68 
69  Int                     m_pocCRA;            ///< POC number of the latest CRA picture
70  Bool                    m_prevRAPisBLA;      ///< true if the previous RAP (CRA/CRANT/BLA/BLANT/IDR) picture is a BLA/BLANT picture
71  Int                     m_pocRandomAccess;   ///< POC number of the random access point (the first IDR or CRA picture)
72
73  TComList<TComPic*>      m_cListPic;         //  Dynamic buffer
74#if SVC_EXTENSION
75  ParameterSetManagerDecoder m_parameterSetManagerDecoder[MAX_LAYERS];  // storage for parameter sets
76#else
77  ParameterSetManagerDecoder m_parameterSetManagerDecoder;  // storage for parameter sets
78#endif
79
80  TComSlice*              m_apcSlicePilot;
81
82  SEIMessages             m_SEIs; ///< List of SEI messages that have been received before the first slice and between slices
83
84  // functional classes
85  TComPrediction          m_cPrediction;
86  TComTrQuant             m_cTrQuant;
87  TDecGop                 m_cGopDecoder;
88  TDecSlice               m_cSliceDecoder;
89  TDecCu                  m_cCuDecoder;
90  TDecEntropy             m_cEntropyDecoder;
91  TDecCavlc               m_cCavlcDecoder;
92  TDecSbac                m_cSbacDecoder;
93  TDecBinCABAC            m_cBinCABAC;
94  SEIReader               m_seiReader;
95  TComLoopFilter          m_cLoopFilter;
96  TComSampleAdaptiveOffset m_cSAO;
97
98  Bool isSkipPictureForBLA(Int& iPOCLastDisplay);
99  Bool isRandomAccessSkipPicture(Int& iSkipFrame,  Int& iPOCLastDisplay);
100  TComPic*                m_pcPic;
101  UInt                    m_uiSliceIdx;
102#if !SVC_EXTENSION
103  Int                     m_prevPOC;
104#endif
105  Bool                    m_bFirstSliceInPicture;
106#if !SVC_EXTENSION
107  Bool                    m_bFirstSliceInSequence;
108#endif
109#if HM12_RANDOM_ACCESS
110  Bool                    m_prevSliceSkipped;
111  Int                     m_skippedPOC;
112#endif
113
114#if SVC_EXTENSION
115  static UInt             m_prevPOC;        // POC of the previous slice
116  static UInt             m_uiPrevLayerId;  // LayerId of the previous slice
117  static Bool             m_bFirstSliceInSequence;
118  UInt                    m_layerId;     
119  UInt                    m_numLayer;
120  TDecTop**               m_ppcTDecTop;
121#if AVC_BASE
122  fstream*                m_pBLReconFile;
123  Int                     m_iBLSourceWidth;
124  Int                     m_iBLSourceHeight;
125#endif
126#if VPS_EXTN_DIRECT_REF_LAYERS && M0457_PREDICTION_INDICATIONS
127  Int                     m_numDirectRefLayers;
128  Int                     m_refLayerId[MAX_VPS_LAYER_ID_PLUS1];
129  Int                     m_numSamplePredRefLayers;
130  Int                     m_samplePredRefLayerId[MAX_VPS_LAYER_ID_PLUS1];
131  Int                     m_numMotionPredRefLayers;
132  Int                     m_motionPredRefLayerId[MAX_VPS_LAYER_ID_PLUS1];
133  Bool                    m_samplePredEnabledFlag[MAX_VPS_LAYER_ID_PLUS1];
134  Bool                    m_motionPredEnabledFlag[MAX_VPS_LAYER_ID_PLUS1];
135#endif
136  TComPic*                m_cIlpPic[MAX_NUM_REF];                    ///<  Inter layer Prediction picture =  upsampled picture
137#endif
138#if AVC_SYNTAX || SYNTAX_OUTPUT
139  fstream*               m_pBLSyntaxFile;
140#endif
141
142public:
143  TDecTop();
144  virtual ~TDecTop();
145 
146  Void  create  ();
147  Void  destroy ();
148
149  void setDecodedPictureHashSEIEnabled(Int enabled) { m_cGopDecoder.setDecodedPictureHashSEIEnabled(enabled); }
150
151  Void  init();
152#if SVC_EXTENSION
153  Bool  decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC);
154#else
155  Bool  decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay);
156#endif
157 
158  Void  deletePicBuffer();
159
160  Void executeLoopFilters(Int& poc, TComList<TComPic*>*& rpcListPic);
161#if EARLY_REF_PIC_MARKING
162  Void earlyPicMarking(Int maxTemporalLayer, std::vector<Int>& targetDecLayerIdList);
163#endif
164
165#if SVC_EXTENSION
166  UInt      getLayerId            () { return m_layerId;              }
167  Void      setLayerId            (UInt layer) { m_layerId = layer; }
168  UInt      getNumLayer           () { return m_numLayer;             }
169  Void      setNumLayer           (UInt uiNum)   { m_numLayer = uiNum;  }
170  TComList<TComPic*>*      getListPic() { return &m_cListPic; }
171  Void      setLayerDec(TDecTop **p)    { m_ppcTDecTop = p; }
172  TDecTop*  getLayerDec(UInt layer)     { return m_ppcTDecTop[layer]; }
173#if VPS_EXTN_DIRECT_REF_LAYERS
174  TDecTop*  getRefLayerDec(UInt refLayerIdc);
175#if M0457_PREDICTION_INDICATIONS
176  Int       getNumDirectRefLayers           ()                              { return m_numDirectRefLayers;      }
177  Void      setNumDirectRefLayers           (Int num)                       { m_numDirectRefLayers = num;       }
178
179  Int       getRefLayerId                   (Int i)                         { return m_refLayerId[i];           }
180  Void      setRefLayerId                   (Int i, Int refLayerId)         { m_refLayerId[i] = refLayerId;     }
181
182  Int       getNumSamplePredRefLayers       ()                              { return m_numSamplePredRefLayers;  }
183  Void      setNumSamplePredRefLayers       (Int num)                       { m_numSamplePredRefLayers = num;   }
184
185  Int       getSamplePredRefLayerId         (Int i)                         { return m_samplePredRefLayerId[i];       }
186  Void      setSamplePredRefLayerId         (Int i, Int refLayerId)         { m_samplePredRefLayerId[i] = refLayerId; }
187
188  Int       getNumMotionPredRefLayers       ()                              { return m_numMotionPredRefLayers;  }
189  Void      setNumMotionPredRefLayers       (Int num)                       { m_numMotionPredRefLayers = num;   }
190
191  Int       getMotionPredRefLayerId         (Int i)                         { return m_motionPredRefLayerId[i];       }
192  Void      setMotionPredRefLayerId         (Int i, Int refLayerId)         { m_motionPredRefLayerId[i] = refLayerId; }
193
194  Bool      getSamplePredEnabledFlag        (Int i)                         { return m_samplePredEnabledFlag[i];  }
195  Void      setSamplePredEnabledFlag        (Int i,Bool flag)               { m_samplePredEnabledFlag[i] = flag;  }
196
197  Bool      getMotionPredEnabledFlag        (Int i)                         { return m_motionPredEnabledFlag[i];  }
198  Void      setMotionPredEnabledFlag        (Int i,Bool flag)               { m_motionPredEnabledFlag[i] = flag;  }
199
200  TDecTop*  getSamplePredRefLayerDec        ( UInt layerId );
201  TDecTop*  getMotionPredRefLayerDec        ( UInt layerId );
202
203  Void      setRefLayerParams( TComVPS* vps );
204#endif
205#endif
206#if AVC_BASE
207  Void      setBLReconFile( fstream* pFile ) { m_pBLReconFile = pFile; }
208  fstream*  getBLReconFile() { return m_pBLReconFile; }
209  Void      setBLsize( Int iWidth, Int iHeight ) { m_iBLSourceWidth = iWidth; m_iBLSourceHeight = iHeight; }
210  Int       getBLWidth() { return  m_iBLSourceWidth; }
211  Int       getBLHeight() { return  m_iBLSourceHeight; }
212#endif
213#if REPN_FORMAT_IN_VPS
214  Void      xInitILRP(TComSlice *slice);
215#else
216  Void      xInitILRP(TComSPS *pcSPS);
217#endif
218  Void      setILRPic(TComPic *pcPic);
219#endif
220#if AVC_SYNTAX || SYNTAX_OUTPUT
221  Void      setBLSyntaxFile( fstream* pFile ) { m_pBLSyntaxFile = pFile; }
222  fstream* getBLSyntaxFile() { return m_pBLSyntaxFile; }
223#endif
224
225protected:
226  Void  xGetNewPicBuffer  (TComSlice* pcSlice, TComPic*& rpcPic);
227  Void  xCreateLostPicture (Int iLostPOC);
228
229  Void      xActivateParameterSets();
230#if SVC_EXTENSION
231#if POC_RESET_FLAG
232  Bool      xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int &iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC);
233#else
234  Bool      xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC);
235#endif
236#else
237  Bool      xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay);
238#endif
239  Void      xDecodeVPS();
240  Void      xDecodeSPS();
241  Void      xDecodePPS();
242  Void      xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType );
243#if M0457_COL_PICTURE_SIGNALING && !REMOVE_COL_PICTURE_SIGNALING
244  TComPic*  getMotionPredIlp(TComSlice* pcSlice);
245#endif
246
247};// END CLASS DEFINITION TDecTop
248
249
250//! \}
251
252#endif // __TDECTOP__
253
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