source: SHVCSoftware/trunk/source/Lib/TLibDecoder/TDecTop.h @ 319

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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
110#if SVC_EXTENSION
111  static UInt             m_prevPOC;        // POC of the previous slice
112  static UInt             m_uiPrevLayerId;  // LayerId of the previous slice
113  static Bool             m_bFirstSliceInSequence;
114  UInt                    m_layerId;     
115  UInt                    m_numLayer;
116  TDecTop**               m_ppcTDecTop;
117#if AVC_BASE
118  fstream*                m_pBLReconFile;
119  Int                     m_iBLSourceWidth;
120  Int                     m_iBLSourceHeight;
121#endif
122#if VPS_EXTN_DIRECT_REF_LAYERS && M0457_PREDICTION_INDICATIONS
123  Int                     m_numDirectRefLayers;
124  Int                     m_refLayerId[MAX_VPS_LAYER_ID_PLUS1];
125  Int                     m_numSamplePredRefLayers;
126  Int                     m_samplePredRefLayerId[MAX_VPS_LAYER_ID_PLUS1];
127  Int                     m_numMotionPredRefLayers;
128  Int                     m_motionPredRefLayerId[MAX_VPS_LAYER_ID_PLUS1];
129  Bool                    m_samplePredEnabledFlag[MAX_VPS_LAYER_ID_PLUS1];
130  Bool                    m_motionPredEnabledFlag[MAX_VPS_LAYER_ID_PLUS1];
131#endif
132#endif
133#if AVC_SYNTAX || SYNTAX_OUTPUT
134  fstream*               m_pBLSyntaxFile;
135#endif
136#if REF_IDX_FRAMEWORK
137  TComPic*                m_cIlpPic[MAX_NUM_REF];                    ///<  Inter layer Prediction picture =  upsampled picture
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
160#if SVC_EXTENSION
161  UInt      getLayerId            () { return m_layerId;              }
162  Void      setLayerId            (UInt layer) { m_layerId = layer; }
163  UInt      getNumLayer           () { return m_numLayer;             }
164  Void      setNumLayer           (UInt uiNum)   { m_numLayer = uiNum;  }
165  TComList<TComPic*>*      getListPic() { return &m_cListPic; }
166  Void      setLayerDec(TDecTop **p)    { m_ppcTDecTop = p; }
167  TDecTop*  getLayerDec(UInt layer)     { return m_ppcTDecTop[layer]; }
168#if VPS_EXTN_DIRECT_REF_LAYERS
169  TDecTop*  getRefLayerDec(UInt refLayerIdc);
170#if M0457_PREDICTION_INDICATIONS
171  Int       getNumDirectRefLayers           ()                              { return m_numDirectRefLayers;      }
172  Void      setNumDirectRefLayers           (Int num)                       { m_numDirectRefLayers = num;       }
173
174  Int       getRefLayerId                   (Int i)                         { return m_refLayerId[i];           }
175  Void      setRefLayerId                   (Int i, Int refLayerId)         { m_refLayerId[i] = refLayerId;     }
176
177  Int       getNumSamplePredRefLayers       ()                              { return m_numSamplePredRefLayers;  }
178  Void      setNumSamplePredRefLayers       (Int num)                       { m_numSamplePredRefLayers = num;   }
179
180  Int       getSamplePredRefLayerId         (Int i)                         { return m_samplePredRefLayerId[i];       }
181  Void      setSamplePredRefLayerId         (Int i, Int refLayerId)         { m_samplePredRefLayerId[i] = refLayerId; }
182
183  Int       getNumMotionPredRefLayers       ()                              { return m_numMotionPredRefLayers;  }
184  Void      setNumMotionPredRefLayers       (Int num)                       { m_numMotionPredRefLayers = num;   }
185
186  Int       getMotionPredRefLayerId         (Int i)                         { return m_motionPredRefLayerId[i];       }
187  Void      setMotionPredRefLayerId         (Int i, Int refLayerId)         { m_motionPredRefLayerId[i] = refLayerId; }
188
189  Bool      getSamplePredEnabledFlag        (Int i)                         { return m_samplePredEnabledFlag[i];  }
190  Void      setSamplePredEnabledFlag        (Int i,Bool flag)               { m_samplePredEnabledFlag[i] = flag;  }
191
192  Bool      getMotionPredEnabledFlag        (Int i)                         { return m_motionPredEnabledFlag[i];  }
193  Void      setMotionPredEnabledFlag        (Int i,Bool flag)               { m_motionPredEnabledFlag[i] = flag;  }
194
195  TDecTop*  getSamplePredRefLayerDec        ( UInt layerId );
196  TDecTop*  getMotionPredRefLayerDec        ( UInt layerId );
197
198  Void      setRefLayerParams( TComVPS* vps );
199#endif
200#endif
201#if AVC_BASE
202  Void      setBLReconFile( fstream* pFile ) { m_pBLReconFile = pFile; }
203  fstream*  getBLReconFile() { return m_pBLReconFile; }
204  Void      setBLsize( Int iWidth, Int iHeight ) { m_iBLSourceWidth = iWidth; m_iBLSourceHeight = iHeight; }
205  Int       getBLWidth() { return  m_iBLSourceWidth; }
206  Int       getBLHeight() { return  m_iBLSourceHeight; }
207#endif
208#endif
209#if AVC_SYNTAX || SYNTAX_OUTPUT
210  Void      setBLSyntaxFile( fstream* pFile ) { m_pBLSyntaxFile = pFile; }
211  fstream* getBLSyntaxFile() { return m_pBLSyntaxFile; }
212#endif
213#if REF_IDX_FRAMEWORK
214  Void      xInitILRP(TComSPS *pcSPS);
215  Void      setILRPic(TComPic *pcPic);
216#endif
217
218protected:
219  Void  xGetNewPicBuffer  (TComSlice* pcSlice, TComPic*& rpcPic);
220  Void  xCreateLostPicture (Int iLostPOC);
221
222  Void      xActivateParameterSets();
223#if SVC_EXTENSION
224  Bool      xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC);
225#else
226  Bool      xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay);
227#endif
228  Void      xDecodeVPS();
229  Void      xDecodeSPS();
230  Void      xDecodePPS();
231  Void      xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType );
232#if M0457_COL_PICTURE_SIGNALING
233  TComPic*  getMotionPredIlp(TComSlice* pcSlice);
234#endif
235
236};// END CLASS DEFINITION TDecTop
237
238
239//! \}
240
241#endif // __TDECTOP__
242
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