source: SHVCSoftware/branches/SHM-4.0-dev/source/Lib/TLibDecoder/TDecTop.h

Last change on this file was 460, checked in by seregin, 11 years ago

correct refLayerIdc for ILP derivation
  • Property svn:eol-style set to native
File size: 10.3 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
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 
[442]69  NalUnitType             m_associatedIRAPType; ///< NAL unit type of the associated IRAP picture
[313]70  Int                     m_pocCRA;            ///< POC number of the latest CRA 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;
[442]81
[313]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
[442]109  Bool                    m_prevSliceSkipped;
110  Int                     m_skippedPOC;
[313]111
112#if SVC_EXTENSION
113  static UInt             m_prevPOC;        // POC of the previous slice
114  static UInt             m_uiPrevLayerId;  // LayerId of the previous slice
115  static Bool             m_bFirstSliceInSequence;
116  UInt                    m_layerId;     
117  UInt                    m_numLayer;
118  TDecTop**               m_ppcTDecTop;
119#if AVC_BASE
120  fstream*                m_pBLReconFile;
121  Int                     m_iBLSourceWidth;
[442]122  Int                     m_iBLSourceHeight; 
[313]123#endif
124#if VPS_EXTN_DIRECT_REF_LAYERS && M0457_PREDICTION_INDICATIONS
125  Int                     m_numDirectRefLayers;
126  Int                     m_refLayerId[MAX_VPS_LAYER_ID_PLUS1];
127  Int                     m_numSamplePredRefLayers;
128  Int                     m_samplePredRefLayerId[MAX_VPS_LAYER_ID_PLUS1];
129  Int                     m_numMotionPredRefLayers;
130  Int                     m_motionPredRefLayerId[MAX_VPS_LAYER_ID_PLUS1];
131  Bool                    m_samplePredEnabledFlag[MAX_VPS_LAYER_ID_PLUS1];
132  Bool                    m_motionPredEnabledFlag[MAX_VPS_LAYER_ID_PLUS1];
133#endif
[442]134  TComPic*                m_cIlpPic[MAX_NUM_REF];                    ///<  Inter layer Prediction picture =  upsampled picture
[313]135#endif
136#if AVC_SYNTAX || SYNTAX_OUTPUT
137  fstream*               m_pBLSyntaxFile;
138#endif
139
140public:
141  TDecTop();
142  virtual ~TDecTop();
143 
144  Void  create  ();
145  Void  destroy ();
146
147  void setDecodedPictureHashSEIEnabled(Int enabled) { m_cGopDecoder.setDecodedPictureHashSEIEnabled(enabled); }
148
149  Void  init();
150#if SVC_EXTENSION
151  Bool  decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC);
152#else
153  Bool  decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay);
154#endif
155 
156  Void  deletePicBuffer();
157
158  Void executeLoopFilters(Int& poc, TComList<TComPic*>*& rpcListPic);
159#if SVC_EXTENSION
[442]160#if EARLY_REF_PIC_MARKING
161  Void earlyPicMarking(Int maxTemporalLayer, std::vector<Int>& targetDecLayerIdList);
162#endif
[313]163  UInt      getLayerId            () { return m_layerId;              }
164  Void      setLayerId            (UInt layer) { m_layerId = layer; }
165  UInt      getNumLayer           () { return m_numLayer;             }
166  Void      setNumLayer           (UInt uiNum)   { m_numLayer = uiNum;  }
167  TComList<TComPic*>*      getListPic() { return &m_cListPic; }
168  Void      setLayerDec(TDecTop **p)    { m_ppcTDecTop = p; }
169  TDecTop*  getLayerDec(UInt layer)     { return m_ppcTDecTop[layer]; }
170#if VPS_EXTN_DIRECT_REF_LAYERS
171  TDecTop*  getRefLayerDec(UInt refLayerIdc);
172#if M0457_PREDICTION_INDICATIONS
173  Int       getNumDirectRefLayers           ()                              { return m_numDirectRefLayers;      }
174  Void      setNumDirectRefLayers           (Int num)                       { m_numDirectRefLayers = num;       }
175
176  Int       getRefLayerId                   (Int i)                         { return m_refLayerId[i];           }
177  Void      setRefLayerId                   (Int i, Int refLayerId)         { m_refLayerId[i] = refLayerId;     }
178
179  Int       getNumSamplePredRefLayers       ()                              { return m_numSamplePredRefLayers;  }
180  Void      setNumSamplePredRefLayers       (Int num)                       { m_numSamplePredRefLayers = num;   }
181
182  Int       getSamplePredRefLayerId         (Int i)                         { return m_samplePredRefLayerId[i];       }
183  Void      setSamplePredRefLayerId         (Int i, Int refLayerId)         { m_samplePredRefLayerId[i] = refLayerId; }
184
185  Int       getNumMotionPredRefLayers       ()                              { return m_numMotionPredRefLayers;  }
186  Void      setNumMotionPredRefLayers       (Int num)                       { m_numMotionPredRefLayers = num;   }
187
188  Int       getMotionPredRefLayerId         (Int i)                         { return m_motionPredRefLayerId[i];       }
189  Void      setMotionPredRefLayerId         (Int i, Int refLayerId)         { m_motionPredRefLayerId[i] = refLayerId; }
190
191  Bool      getSamplePredEnabledFlag        (Int i)                         { return m_samplePredEnabledFlag[i];  }
192  Void      setSamplePredEnabledFlag        (Int i,Bool flag)               { m_samplePredEnabledFlag[i] = flag;  }
193
194  Bool      getMotionPredEnabledFlag        (Int i)                         { return m_motionPredEnabledFlag[i];  }
195  Void      setMotionPredEnabledFlag        (Int i,Bool flag)               { m_motionPredEnabledFlag[i] = flag;  }
196
197  TDecTop*  getSamplePredRefLayerDec        ( UInt layerId );
198  TDecTop*  getMotionPredRefLayerDec        ( UInt layerId );
199
200  Void      setRefLayerParams( TComVPS* vps );
201#endif
202#endif
203#if AVC_BASE
204  Void      setBLReconFile( fstream* pFile ) { m_pBLReconFile = pFile; }
205  fstream*  getBLReconFile() { return m_pBLReconFile; }
206  Void      setBLsize( Int iWidth, Int iHeight ) { m_iBLSourceWidth = iWidth; m_iBLSourceHeight = iHeight; }
207  Int       getBLWidth() { return  m_iBLSourceWidth; }
208  Int       getBLHeight() { return  m_iBLSourceHeight; }
209#endif
[442]210#if REPN_FORMAT_IN_VPS
211  Void      xInitILRP(TComSlice *slice);
212#else
213  Void      xInitILRP(TComSPS *pcSPS);
[313]214#endif
[442]215#endif
[313]216#if AVC_SYNTAX || SYNTAX_OUTPUT
217  Void      setBLSyntaxFile( fstream* pFile ) { m_pBLSyntaxFile = pFile; }
218  fstream* getBLSyntaxFile() { return m_pBLSyntaxFile; }
219#endif
220
221protected:
222  Void  xGetNewPicBuffer  (TComSlice* pcSlice, TComPic*& rpcPic);
223  Void  xCreateLostPicture (Int iLostPOC);
224
225  Void      xActivateParameterSets();
226#if SVC_EXTENSION
[442]227#if POC_RESET_FLAG
228  Bool      xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int &iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC);
229#else
[313]230  Bool      xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC);
[442]231#endif
[313]232#else
233  Bool      xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay);
234#endif
235  Void      xDecodeVPS();
236  Void      xDecodeSPS();
237  Void      xDecodePPS();
238  Void      xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType );
[345]239#if M0457_COL_PICTURE_SIGNALING && !REMOVE_COL_PICTURE_SIGNALING
[313]240  TComPic*  getMotionPredIlp(TComSlice* pcSlice);
241#endif
242
243};// END CLASS DEFINITION TDecTop
244
245
246//! \}
247
248#endif // __TDECTOP__
249
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