source: 3DVCSoftware/branches/HTM-9.3-dev3-Qualcomm/source/Lib/TLibDecoder/TDecTop.h

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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#if H_MV
64class TAppDecTop;
65#endif
66#if H_3D
67class CamParsCollector
68{
69public:
70  CamParsCollector  ();
71  ~CamParsCollector ();
72
73  Void  init        ( FILE* pCodedScaleOffsetFile );
74  Void  uninit      ();
75  Void  setSlice    ( TComSlice* pcSlice );
76
77  Bool  isInitialized() const     { return m_bInitialized; }
78  Int**** getBaseViewShiftLUTI()  { return m_aiBaseViewShiftLUT;   }
79
80#if H_3D_IV_MERGE
81  Void  copyCamParamForSlice( TComSlice* pcSlice );
82#endif
83
84private:
85  Bool  xIsComplete ();
86  Void  xOutput     ( Int iPOC );
87
88private:
89  Bool    m_bInitialized;
90  FILE*   m_pCodedScaleOffsetFile;
91
92  Int**   m_aaiCodedOffset;
93  Int**   m_aaiCodedScale;
94  Int*    m_aiViewId; 
95
96  Bool*   m_bViewReceived;
97  UInt    m_uiCamParsCodedPrecision;
98  Bool    m_bCamParsVaryOverTime;
99  Int     m_iLastViewIndex;
100  Int     m_iLastPOC;
101  UInt    m_uiMaxViewIndex;
102
103
104  UInt    m_uiBitDepthForLUT;
105  UInt    m_iLog2Precision;
106  UInt    m_uiInputBitDepth;
107
108  // look-up tables
109  Double****   m_adBaseViewShiftLUT;       ///< Disparity LUT
110  Int****      m_aiBaseViewShiftLUT;       ///< Disparity LUT
111  Void xCreateLUTs( UInt uiNumberSourceViews, UInt uiNumberTargetViews, Double****& radLUT, Int****& raiLUT);
112  Void xInitLUTs( UInt uiSourceView, UInt uiTargetView, Int iScale, Int iOffset, Double****& radLUT, Int****& raiLUT);
113  template<class T> Void  xDeleteArray  ( T*& rpt, UInt uiSize1, UInt uiSize2, UInt uiSize3 );
114  template<class T> Void  xDeleteArray  ( T*& rpt, UInt uiSize1, UInt uiSize2 );
115  template<class T> Void  xDeleteArray  ( T*& rpt, UInt uiSize );
116
117};
118
119template <class T>
120Void CamParsCollector::xDeleteArray( T*& rpt, UInt uiSize1, UInt uiSize2, UInt uiSize3 )
121{
122  if( rpt )
123  {
124    for( UInt uiK = 0; uiK < uiSize1; uiK++ )
125    {
126      for( UInt uiL = 0; uiL < uiSize2; uiL++ )
127      {
128        for( UInt uiM = 0; uiM < uiSize3; uiM++ )
129        {
130          delete[] rpt[ uiK ][ uiL ][ uiM ];
131        }
132        delete[] rpt[ uiK ][ uiL ];
133      }
134      delete[] rpt[ uiK ];
135    }
136    delete[] rpt;
137  }
138  rpt = NULL;
139};
140
141
142template <class T>
143Void CamParsCollector::xDeleteArray( T*& rpt, UInt uiSize1, UInt uiSize2 )
144{
145  if( rpt )
146  {
147    for( UInt uiK = 0; uiK < uiSize1; uiK++ )
148    {
149      for( UInt uiL = 0; uiL < uiSize2; uiL++ )
150      {
151        delete[] rpt[ uiK ][ uiL ];
152      }
153      delete[] rpt[ uiK ];
154    }
155    delete[] rpt;
156  }
157  rpt = NULL;
158};
159
160
161template <class T>
162Void CamParsCollector::xDeleteArray( T*& rpt, UInt uiSize )
163{
164  if( rpt )
165  {
166    for( UInt uiK = 0; uiK < uiSize; uiK++ )
167    {
168      delete[] rpt[ uiK ];
169    }
170    delete[] rpt;
171  }
172  rpt = NULL;
173};
174
175#endif //H_3D
176/// decoder class
177class TDecTop
178{
179private:
180  Int                     m_iMaxRefPicNum;
181 
182  NalUnitType             m_associatedIRAPType; ///< NAL unit type of the associated IRAP picture
183  Int                     m_pocCRA;            ///< POC number of the latest CRA picture
184  Int                     m_pocRandomAccess;   ///< POC number of the random access point (the first IDR or CRA picture)
185
186  TComList<TComPic*>      m_cListPic;         //  Dynamic buffer
187#if H_MV
188  Bool*                    m_layerInitilizedFlag; // initialization Layers
189  static ParameterSetManagerDecoder m_parameterSetManagerDecoder;  // storage for parameter sets
190#else
191  ParameterSetManagerDecoder m_parameterSetManagerDecoder;  // storage for parameter sets
192#endif
193  TComSlice*              m_apcSlicePilot;
194 
195  SEIMessages             m_SEIs; ///< List of SEI messages that have been received before the first slice and between slices
196
197  // functional classes
198  TComPrediction          m_cPrediction;
199  TComTrQuant             m_cTrQuant;
200  TDecGop                 m_cGopDecoder;
201  TDecSlice               m_cSliceDecoder;
202  TDecCu                  m_cCuDecoder;
203  TDecEntropy             m_cEntropyDecoder;
204  TDecCavlc               m_cCavlcDecoder;
205  TDecSbac                m_cSbacDecoder;
206  TDecBinCABAC            m_cBinCABAC;
207  SEIReader               m_seiReader;
208  TComLoopFilter          m_cLoopFilter;
209  TComSampleAdaptiveOffset m_cSAO;
210
211  Bool isSkipPictureForBLA(Int& iPOCLastDisplay);
212  Bool isRandomAccessSkipPicture(Int& iSkipFrame,  Int& iPOCLastDisplay);
213  TComPic*                m_pcPic;
214  UInt                    m_uiSliceIdx;
215  Int                     m_prevPOC;
216  Bool                    m_bFirstSliceInPicture;
217  Bool                    m_bFirstSliceInSequence;
218  Bool                    m_prevSliceSkipped;
219  Int                     m_skippedPOC;
220
221#if H_MV
222  // For H_MV m_bFirstSliceInSequence indicates first slice in sequence of the particular layer 
223  Int                     m_layerId;
224  Int                     m_viewId;
225  TComPicLists*           m_ivPicLists;
226  std::vector<TComPic*>   m_refPicSetInterLayer0; 
227  std::vector<TComPic*>   m_refPicSetInterLayer1; 
228#if H_3D
229  Int                     m_viewIndex; 
230  Bool                    m_isDepth;
231  CamParsCollector*       m_pcCamParsCollector;
232#endif
233#endif
234
235public:
236  TDecTop();
237  virtual ~TDecTop();
238 
239  Void  create  ();
240  Void  destroy ();
241
242  void setDecodedPictureHashSEIEnabled(Int enabled) { m_cGopDecoder.setDecodedPictureHashSEIEnabled(enabled); }
243
244  Void  init();
245#if H_MV 
246  Bool  decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, Bool newLayer, Bool& sliceSkippedFlag );
247  Bool  decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, Bool newLayer );
248#else 
249  Bool  decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay);
250#endif
251 
252  Void  deletePicBuffer();
253
254#if H_MV
255  Void endPicDecoding(Int& poc, TComList<TComPic*>*& rpcListPic,  std::vector<Int>& targetDecLayerIdSet); 
256#else
257  Void executeLoopFilters(Int& poc, TComList<TComPic*>*& rpcListPic);
258#endif
259 
260#if H_MV   
261  TComPic*                getPic                ( Int poc );
262  TComList<TComPic*>*     getListPic            ()               { return &m_cListPic;  } 
263  Void                    setIvPicLists         ( TComPicLists* picLists) { m_ivPicLists = picLists; }
264  Void                    setLayerInitilizedFlags( Bool* val )    { m_layerInitilizedFlag = val; }
265  TComVPS*                getPrefetchedVPS      ()               { return m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); }; //Assuming that currently only one VPS is present.
266  Int                     getCurrPoc            ()               { return m_apcSlicePilot->getPOC(); }
267  Void                    setLayerId            ( Int layer)     { m_layerId = layer;   }
268  Int                     getLayerId            ()               { return m_layerId;    }
269  Void                    setViewId             ( Int viewId  )  { m_viewId  = viewId;  }
270  Int                     getViewId             ()               { return m_viewId;     } 
271#if H_3D   
272  Void                    setViewIndex          ( Int viewIndex  )  { m_viewIndex  = viewIndex;  }
273  Int                     getViewIndex          ()               { return m_viewIndex;     } 
274  Void                    setIsDepth            ( Bool isDepth ) { m_isDepth = isDepth; }
275  Bool                    getIsDepth            ()               { return m_isDepth;    }
276  Void                    setCamParsCollector( CamParsCollector* pcCamParsCollector ) { m_pcCamParsCollector = pcCamParsCollector; }
277#endif
278#endif
279protected:
280  Void  xGetNewPicBuffer  (TComSlice* pcSlice, TComPic*& rpcPic);
281  Void  xCreateLostPicture (Int iLostPOC);
282
283  Void      xActivateParameterSets();
284#if H_MV 
285  TComPic*  xGetPic( Int layerId, Int poc ); 
286  Bool      xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, Bool newLayerFlag, Bool& sliceSkippedFlag ); 
287  Void      xResetPocInPicBuffer();
288  Void      xCeckNoClrasOutput();
289
290  Bool      xAllRefLayersInitilized();
291#else
292  Bool      xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay);
293#endif
294  Void      xDecodeVPS();
295  Void      xDecodeSPS();
296  Void      xDecodePPS();
297  Void      xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType );
298
299};// END CLASS DEFINITION TDecTop
300
301
302//! \}
303
304#endif // __TDECTOP__
305
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