source: 3DVCSoftware/trunk/source/Lib/TLibDecoder/TDecTop.cpp @ 1133

Last change on this file since 1133 was 1133, checked in by tech, 9 years ago

Merged 13.0-dev0@1132

  • Cleanup
  • TICKET083_IVPFLAG_FIX
  • Property svn:eol-style set to native
File size: 54.9 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     TDecTop.cpp
35    \brief    decoder class
36*/
37
38#include "NALread.h"
39#include "TDecTop.h"
40
41#if H_MV
42ParameterSetManagerDecoder TDecTop::m_parameterSetManagerDecoder;
43#endif
44//! \ingroup TLibDecoder
45//! \{
46
47#if H_3D
48CamParsCollector::CamParsCollector()
49: m_bInitialized( false )
50{
51  m_aaiCodedOffset         = new Int* [ MAX_NUM_LAYERS ];
52  m_aaiCodedScale          = new Int* [ MAX_NUM_LAYERS ];
53  for( UInt uiId = 0; uiId < MAX_NUM_LAYERS; uiId++ )
54  {
55    m_aaiCodedOffset      [ uiId ] = new Int [ MAX_NUM_LAYERS ];
56    m_aaiCodedScale       [ uiId ] = new Int [ MAX_NUM_LAYERS ];
57  }
58
59  xCreateLUTs( (UInt)MAX_NUM_LAYERS, (UInt)MAX_NUM_LAYERS, m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT );
60  m_iLog2Precision   = LOG2_DISP_PREC_LUT;
61  m_uiBitDepthForLUT = 8; // fixed
62  m_receivedIdc = NULL; 
63  m_vps         = NULL; 
64}
65
66CamParsCollector::~CamParsCollector()
67{
68  for( UInt uiId = 0; uiId < MAX_NUM_LAYERS; uiId++ )
69  {
70    delete [] m_aaiCodedOffset      [ uiId ];
71    delete [] m_aaiCodedScale       [ uiId ];
72  }
73  delete [] m_aaiCodedOffset;
74  delete [] m_aaiCodedScale;
75
76  xDeleteArray( m_adBaseViewShiftLUT, MAX_NUM_LAYERS, MAX_NUM_LAYERS, 2 );
77  xDeleteArray( m_aiBaseViewShiftLUT, MAX_NUM_LAYERS, MAX_NUM_LAYERS, 2 );
78  xDeleteArray( m_receivedIdc, m_uiMaxViewIndex + 1 );
79}
80
81
82Void
83CamParsCollector::init( FILE* pCodedScaleOffsetFile, TComVPS* vps)
84{
85  assert( !isInitialized() ); // Only one initialization currently supported
86  m_bInitialized            = true;
87  m_vps                     = vps; 
88  m_bCamParsVaryOverTime    = false; 
89  m_pCodedScaleOffsetFile   = pCodedScaleOffsetFile;
90  m_lastPoc                 = -1;   
91  m_firstReceivedPoc        = -2; 
92
93  m_uiMaxViewIndex            = -1; 
94  for (Int i = 0; i <= vps->getMaxLayersMinus1(); i++)
95  {
96    Int curViewIdx = m_vps->getViewIndex( m_vps->getLayerIdInNuh( i )); 
97    m_bCamParsVaryOverTime = m_bCamParsVaryOverTime || vps->hasCamParInSliceHeader( curViewIdx );
98    m_uiMaxViewIndex = std::max( m_uiMaxViewIndex, curViewIdx  ) ; 
99  }
100
101  assert( m_receivedIdc == NULL ); 
102  m_receivedIdc = new Int*[ m_uiMaxViewIndex + 1]; 
103  for (Int i = 0; i <= m_uiMaxViewIndex; i++)
104  {
105    m_receivedIdc[i] = new Int[ m_uiMaxViewIndex + 1 ]; 
106  }
107
108  xResetReceivedIdc( true ); 
109
110  for (Int viewIndex = 0; viewIndex <= m_uiMaxViewIndex ; viewIndex++ )
111  {
112    if (m_vps->getCamParPresent( viewIndex ) )
113    {   
114      if( !m_vps->hasCamParInSliceHeader( viewIndex ) ) 
115      {
116        for (Int baseViewIndex = 0; baseViewIndex < viewIndex ; baseViewIndex++ )
117        { 
118          m_receivedIdc   [ baseViewIndex ][ viewIndex ] = -1; 
119          m_aaiCodedScale [ baseViewIndex ][ viewIndex ] = m_vps->getCodedScale    (viewIndex) [ baseViewIndex ];
120          m_aaiCodedOffset[ baseViewIndex ][ viewIndex ] = m_vps->getCodedOffset   (viewIndex) [ baseViewIndex ];
121
122          m_receivedIdc   [ viewIndex ][ baseViewIndex ] = -1; 
123          m_aaiCodedScale [ viewIndex ][ baseViewIndex ] = m_vps->getInvCodedScale (viewIndex) [ baseViewIndex ];
124          m_aaiCodedOffset[ viewIndex ][ baseViewIndex ] = m_vps->getInvCodedOffset(viewIndex) [ baseViewIndex ];
125          xInitLUTs( baseViewIndex, viewIndex, m_aaiCodedScale[ baseViewIndex ][ viewIndex ], m_aaiCodedOffset[ baseViewIndex ][ viewIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT );
126          xInitLUTs( viewIndex, baseViewIndex, m_aaiCodedScale[ viewIndex ][ baseViewIndex ], m_aaiCodedOffset[ viewIndex ][ baseViewIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT );
127        }
128      }
129    }
130  }
131}
132
133Void
134CamParsCollector::xResetReceivedIdc( Bool overWriteFlag )
135{
136  for (Int i = 0; i <= m_uiMaxViewIndex; i++)
137  { 
138    for (Int j = 0; j <= m_uiMaxViewIndex; j++)
139    {
140      if ( overWriteFlag ||  ( m_receivedIdc[i][j] != -1 ) )
141      {
142        m_receivedIdc[i][j] = 0; 
143      }     
144    }
145  }
146}
147
148
149Void
150CamParsCollector::xCreateLUTs( UInt uiNumberSourceViews, UInt uiNumberTargetViews, Double****& radLUT, Int****& raiLUT)
151{
152
153  uiNumberSourceViews = std::max( (UInt) 1, uiNumberSourceViews );
154  uiNumberTargetViews = std::max( (UInt) 1, uiNumberTargetViews );
155
156  radLUT         = new Double***[ uiNumberSourceViews ];
157  raiLUT         = new Int   ***[ uiNumberSourceViews ];
158
159  for( UInt uiSourceView = 0; uiSourceView < uiNumberSourceViews; uiSourceView++ )
160  {
161    radLUT        [ uiSourceView ] = new Double**[ uiNumberTargetViews ];
162    raiLUT        [ uiSourceView ] = new Int   **[ uiNumberTargetViews ];
163
164    for( UInt uiTargetView = 0; uiTargetView < uiNumberTargetViews; uiTargetView++ )
165    {
166      radLUT        [ uiSourceView ][ uiTargetView ]      = new Double*[ 2 ];
167      radLUT        [ uiSourceView ][ uiTargetView ][ 0 ] = new Double [ 257 ];
168      radLUT        [ uiSourceView ][ uiTargetView ][ 1 ] = new Double [ 257 ];
169
170      raiLUT        [ uiSourceView ][ uiTargetView ]      = new Int*   [ 2 ];
171      raiLUT        [ uiSourceView ][ uiTargetView ][ 0 ] = new Int    [ 257 ];
172      raiLUT        [ uiSourceView ][ uiTargetView ][ 1 ] = new Int    [ 257 ];
173    }
174  }
175}
176
177Void
178  CamParsCollector::xInitLUTs( UInt uiSourceView, UInt uiTargetView, Int iScale, Int iOffset, Double****& radLUT, Int****& raiLUT)
179{
180  Int     iLog2DivLuma   = m_uiBitDepthForLUT + m_vps->getCamParPrecision() + 1 - m_iLog2Precision;   AOF( iLog2DivLuma > 0 );
181  Int     iLog2DivChroma = iLog2DivLuma + 1;
182
183  iOffset <<= m_uiBitDepthForLUT;
184
185  Double dScale  = (Double) iScale  / (( Double ) ( 1 << iLog2DivLuma ));
186  Double dOffset = (Double) iOffset / (( Double ) ( 1 << iLog2DivLuma ));
187
188  // offsets including rounding offsets
189  Int64 iOffsetLuma   = iOffset + ( ( 1 << iLog2DivLuma   ) >> 1 );
190  Int64 iOffsetChroma = iOffset + ( ( 1 << iLog2DivChroma ) >> 1 );
191
192
193  for( UInt uiDepthValue = 0; uiDepthValue < 256; uiDepthValue++ )
194  {
195
196    // real-valued look-up tables
197    Double  dShiftLuma      = ( (Double)uiDepthValue * dScale + dOffset ) * Double( 1 << m_iLog2Precision );
198    Double  dShiftChroma    = dShiftLuma / 2;
199    radLUT[ uiSourceView ][ uiTargetView ][ 0 ][ uiDepthValue ] = dShiftLuma;
200    radLUT[ uiSourceView ][ uiTargetView ][ 1 ][ uiDepthValue ] = dShiftChroma;
201
202    // integer-valued look-up tables
203    Int64   iTempScale      = (Int64)uiDepthValue * iScale;
204    Int64   iShiftLuma      = ( iTempScale + iOffsetLuma   ) >> iLog2DivLuma;
205    Int64   iShiftChroma    = ( iTempScale + iOffsetChroma ) >> iLog2DivChroma;
206    raiLUT[ uiSourceView ][ uiTargetView ][ 0 ][ uiDepthValue ] = (Int)iShiftLuma;
207    raiLUT[ uiSourceView ][ uiTargetView ][ 1 ][ uiDepthValue ] = (Int)iShiftChroma;
208  }
209
210  radLUT[ uiSourceView ][ uiTargetView ][ 0 ][ 256 ] = radLUT[ uiSourceView ][ uiTargetView ][ 0 ][ 255 ];
211  radLUT[ uiSourceView ][ uiTargetView ][ 1 ][ 256 ] = radLUT[ uiSourceView ][ uiTargetView ][ 1 ][ 255 ];
212  raiLUT[ uiSourceView ][ uiTargetView ][ 0 ][ 256 ] = raiLUT[ uiSourceView ][ uiTargetView ][ 0 ][ 255 ];
213  raiLUT[ uiSourceView ][ uiTargetView ][ 1 ][ 256 ] = raiLUT[ uiSourceView ][ uiTargetView ][ 1 ][ 255 ];
214}
215
216Void
217CamParsCollector::uninit()
218{
219  m_bInitialized = false;
220}
221
222Void
223CamParsCollector::setSlice( TComSlice* pcSlice )
224{
225  if( pcSlice == 0 )
226  {
227    xOutput( m_lastPoc );
228    return;
229  }
230
231#if !H_3D_FCO
232  if ( pcSlice->getIsDepth())
233  {
234    return;
235  }
236#endif
237
238  Int curPoc = pcSlice->getPOC();
239  if( m_firstReceivedPoc == -2 )
240  {
241    m_firstReceivedPoc = curPoc; 
242  }
243
244  Bool newPocFlag = ( m_lastPoc != curPoc ); 
245
246  if ( newPocFlag )
247  {   
248    if( m_lastPoc != -1 )
249    {
250      xOutput( m_lastPoc );
251    }
252
253    xResetReceivedIdc( false ); 
254    m_lastPoc = pcSlice->getPOC();
255  }
256
257  UInt uiViewIndex          = pcSlice->getViewIndex(); 
258  if( m_vps->getCamParPresent( uiViewIndex ) )
259  {   
260    if( m_vps->hasCamParInSliceHeader( uiViewIndex ) ) // check consistency of slice parameters here
261    {   
262      for( UInt uiBaseViewIndex = 0; uiBaseViewIndex < uiViewIndex; uiBaseViewIndex++ )
263      {       
264        if ( m_receivedIdc[ uiViewIndex ][ uiBaseViewIndex ] != 0 )
265        {     
266          AOF( m_aaiCodedScale [ uiViewIndex ][ uiBaseViewIndex ] == pcSlice->getInvCodedScale () [ uiBaseViewIndex ] );
267          AOF( m_aaiCodedOffset[ uiViewIndex ][ uiBaseViewIndex ] == pcSlice->getInvCodedOffset() [ uiBaseViewIndex ] );
268        }
269        else
270        {         
271          m_receivedIdc   [ uiViewIndex ][ uiBaseViewIndex ]  = 1; 
272          m_aaiCodedScale [ uiViewIndex ][ uiBaseViewIndex ]  = pcSlice->getInvCodedScale () [ uiBaseViewIndex ];
273          m_aaiCodedOffset[ uiViewIndex ][ uiBaseViewIndex ]  = pcSlice->getInvCodedOffset() [ uiBaseViewIndex ];
274          xInitLUTs( uiViewIndex, uiBaseViewIndex, m_aaiCodedScale[ uiViewIndex ][ uiBaseViewIndex ], m_aaiCodedOffset[ uiViewIndex ][ uiBaseViewIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT);
275        }
276        if ( m_receivedIdc[ uiBaseViewIndex ][ uiViewIndex ] != 0 )
277        {     
278          AOF( m_aaiCodedScale [ uiBaseViewIndex ][ uiViewIndex ] == pcSlice->getCodedScale    () [ uiBaseViewIndex ] );
279          AOF( m_aaiCodedOffset[ uiBaseViewIndex ][ uiViewIndex ] == pcSlice->getCodedOffset   () [ uiBaseViewIndex ] );
280        }
281        else
282        {       
283          m_receivedIdc   [ uiBaseViewIndex ][ uiViewIndex ]  = 1; 
284          m_aaiCodedScale [ uiBaseViewIndex ][ uiViewIndex ]  = pcSlice->getCodedScale    () [ uiBaseViewIndex ];
285          m_aaiCodedOffset[ uiBaseViewIndex ][ uiViewIndex ]  = pcSlice->getCodedOffset   () [ uiBaseViewIndex ];
286          xInitLUTs( uiBaseViewIndex, uiViewIndex, m_aaiCodedScale[ uiBaseViewIndex ][ uiViewIndex ], m_aaiCodedOffset[ uiBaseViewIndex ][ uiViewIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT);
287        }
288      }
289    }
290  }
291}
292
293
294#if H_3D_IV_MERGE
295Void
296CamParsCollector::copyCamParamForSlice( TComSlice* pcSlice )
297{
298  if( m_bCamParsVaryOverTime )
299  {
300    pcSlice->setCamparaSlice( m_aaiCodedScale, m_aaiCodedOffset );
301  }
302}
303#endif
304
305
306Void
307CamParsCollector::xOutput( Int iPOC )
308{
309  if( m_pCodedScaleOffsetFile )
310  {
311    if( iPOC == m_firstReceivedPoc )
312    {
313      fprintf( m_pCodedScaleOffsetFile, "#  ViewIndex       ViewId\n" );
314      fprintf( m_pCodedScaleOffsetFile, "#----------- ------------\n" );
315      for( UInt uiViewIndex = 0; uiViewIndex <= m_uiMaxViewIndex; uiViewIndex++ )
316      {
317        fprintf( m_pCodedScaleOffsetFile, "%12d %12d\n", uiViewIndex, m_vps->getViewIdVal( uiViewIndex ) );
318      }
319      fprintf( m_pCodedScaleOffsetFile, "\n\n");
320      fprintf( m_pCodedScaleOffsetFile, "# StartFrame     EndFrame   TargetView     BaseView   CodedScale  CodedOffset    Precision\n" );
321      fprintf( m_pCodedScaleOffsetFile, "#----------- ------------ ------------ ------------ ------------ ------------ ------------\n" );
322    }
323    if( iPOC == m_firstReceivedPoc || m_bCamParsVaryOverTime  )
324    {
325      Int iS = iPOC;
326      Int iE = ( m_bCamParsVaryOverTime ? iPOC : ~( 1 << 31 ) );
327      for( UInt uiViewIndex = 0; uiViewIndex <= m_uiMaxViewIndex; uiViewIndex++ )
328      {
329        for( UInt uiBaseIndex = 0; uiBaseIndex <= m_uiMaxViewIndex; uiBaseIndex++ )
330        {
331          if( uiViewIndex != uiBaseIndex )
332          {
333            if ( m_receivedIdc[uiBaseIndex][uiViewIndex] != 0 )
334            {           
335              fprintf( m_pCodedScaleOffsetFile, "%12d %12d %12d %12d %12d %12d %12d\n",
336                iS, iE, uiViewIndex, uiBaseIndex, m_aaiCodedScale[ uiBaseIndex ][ uiViewIndex ], m_aaiCodedOffset[ uiBaseIndex ][ uiViewIndex ], m_vps->getCamParPrecision() );
337            }           
338          }
339        }
340      }
341    }
342  }
343}
344#endif
345TDecTop::TDecTop()
346{
347  m_pcPic = 0;
348  m_iMaxRefPicNum = 0;
349#if ENC_DEC_TRACE
350#if H_MV
351  if ( g_hTrace == NULL )
352  {
353#endif
354  g_hTrace = fopen( "TraceDec.txt", "wb" );
355  g_bJustDoIt = g_bEncDecTraceDisable;
356  g_nSymbolCounter = 0;
357#if H_MV
358  }
359#endif
360#endif
361  m_associatedIRAPType = NAL_UNIT_INVALID;
362  m_pocCRA = 0;
363  m_pocRandomAccess = MAX_INT; 
364  m_prevPOC                = MAX_INT;
365  m_bFirstSliceInPicture    = true;
366  m_bFirstSliceInSequence   = true;
367  m_prevSliceSkipped = false;
368  m_skippedPOC = 0;
369#if SETTING_NO_OUT_PIC_PRIOR
370  m_bFirstSliceInBitstream  = true;
371  m_lastPOCNoOutputPriorPics = -1;
372  m_craNoRaslOutputFlag = false;
373  m_isNoOutputPriorPics = false;
374#endif
375#if H_MV
376  m_isLastNALWasEos = false;
377  m_layerId = 0;
378  m_viewId = 0;
379#if H_3D
380  m_viewIndex = 0; 
381  m_isDepth = false;
382  m_pcCamParsCollector = 0;
383#endif
384#if H_MV
385  m_targetOptLayerSetIdx = -1; 
386#endif
387#endif
388}
389
390TDecTop::~TDecTop()
391{
392#if ENC_DEC_TRACE
393  fclose( g_hTrace );
394#endif
395}
396
397Void TDecTop::create()
398{
399  m_cGopDecoder.create();
400  m_apcSlicePilot = new TComSlice;
401  m_uiSliceIdx = 0;
402}
403
404Void TDecTop::destroy()
405{
406  m_cGopDecoder.destroy();
407 
408  delete m_apcSlicePilot;
409  m_apcSlicePilot = NULL;
410 
411  m_cSliceDecoder.destroy();
412}
413
414Void TDecTop::init()
415{
416  // initialize ROM
417#if !H_MV
418  initROM();
419#endif
420  m_cGopDecoder.init( &m_cEntropyDecoder, &m_cSbacDecoder, &m_cBinCABAC, &m_cCavlcDecoder, &m_cSliceDecoder, &m_cLoopFilter, &m_cSAO );
421  m_cSliceDecoder.init( &m_cEntropyDecoder, &m_cCuDecoder );
422  m_cEntropyDecoder.init(&m_cPrediction);
423}
424
425Void TDecTop::deletePicBuffer ( )
426{
427  TComList<TComPic*>::iterator  iterPic   = m_cListPic.begin();
428  Int iSize = Int( m_cListPic.size() );
429 
430  for (Int i = 0; i < iSize; i++ )
431  {
432    TComPic* pcPic = *(iterPic++);
433#if H_MV
434    if( pcPic )
435    {
436#endif
437    pcPic->destroy();
438   
439    delete pcPic;
440    pcPic = NULL;
441#if H_MV
442    }
443#endif
444  }
445 
446  m_cSAO.destroy();
447 
448  m_cLoopFilter.        destroy();
449 
450#if !H_MV
451  // destroy ROM
452  destroyROM();
453#endif
454}
455
456Void TDecTop::xGetNewPicBuffer ( TComSlice* pcSlice, TComPic*& rpcPic )
457{
458  Int  numReorderPics[MAX_TLAYER];
459  Window &conformanceWindow = pcSlice->getSPS()->getConformanceWindow();
460  Window defaultDisplayWindow = pcSlice->getSPS()->getVuiParametersPresentFlag() ? pcSlice->getSPS()->getVuiParameters()->getDefaultDisplayWindow() : Window();
461
462#if H_MV
463    assert( conformanceWindow   .getScaledFlag() ); 
464    assert( defaultDisplayWindow.getScaledFlag() );
465#endif
466  for( Int temporalLayer=0; temporalLayer < MAX_TLAYER; temporalLayer++) 
467  {
468#if H_MV
469    numReorderPics[temporalLayer] = ( getLayerId() == 0 ) ? pcSlice->getSPS()->getNumReorderPics(temporalLayer) : pcSlice->getVPS()->getNumReorderPics(temporalLayer);
470#else
471    numReorderPics[temporalLayer] = pcSlice->getSPS()->getNumReorderPics(temporalLayer);
472#endif
473  }
474#if H_MV
475  if ( getLayerId() == 0 )
476  { 
477    m_iMaxRefPicNum = pcSlice->getSPS()->getMaxDecPicBuffering(pcSlice->getTLayer());
478  }
479  else
480  {
481    m_iMaxRefPicNum = pcSlice->getVPS()->getMaxDecPicBuffering(pcSlice->getTLayer());
482#if H_MV_HLS7_GEN
483    TComVPS* vps         = pcSlice->getVPS();
484    TComDpbSize* dpbSize = vps->getDpbSize(); 
485    Int lsIdx            = vps->olsIdxToLsIdx( getTargetOutputLayerSetIdx()); // Is this correct, seems to be missing in spec?
486    Int layerIdx         = vps->getIdxInLayerSet     ( lsIdx, getLayerId() ); 
487    Int subDpbIdx        = dpbSize->getSubDpbAssigned( lsIdx, layerIdx ); 
488    m_iMaxRefPicNum      = dpbSize->getMaxVpsDecPicBufferingMinus1(getTargetOutputLayerSetIdx(), subDpbIdx , vps->getSubLayersVpsMaxMinus1( vps->getLayerIdInVps( getLayerId() ) ) + 1 ) + 1 ; 
489#endif   
490  }
491#else
492  m_iMaxRefPicNum = pcSlice->getSPS()->getMaxDecPicBuffering(pcSlice->getTLayer());     // m_uiMaxDecPicBuffering has the space for the picture currently being decoded
493#endif
494  if (m_cListPic.size() < (UInt)m_iMaxRefPicNum)
495  {
496    rpcPic = new TComPic();
497   
498    rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, 
499                     conformanceWindow, defaultDisplayWindow, numReorderPics, true);
500    m_cListPic.pushBack( rpcPic );
501   
502    return;
503  }
504 
505  Bool bBufferIsAvailable = false;
506  TComList<TComPic*>::iterator  iterPic   = m_cListPic.begin();
507  while (iterPic != m_cListPic.end())
508  {
509    rpcPic = *(iterPic++);
510    if ( rpcPic->getReconMark() == false && rpcPic->getOutputMark() == false)
511    {
512      rpcPic->setOutputMark(false);
513#if H_MV
514      rpcPic->setPicOutputFlag(false); 
515#endif
516      bBufferIsAvailable = true;
517      break;
518    }
519
520    if ( rpcPic->getSlice( 0 )->isReferenced() == false  && rpcPic->getOutputMark() == false)
521    {
522      rpcPic->setOutputMark(false);
523#if H_MV
524      rpcPic->setPicOutputFlag(false); 
525#endif
526      rpcPic->setReconMark( false );
527      rpcPic->getPicYuvRec()->setBorderExtension( false );
528      bBufferIsAvailable = true;
529      break;
530    }
531  }
532 
533  if ( !bBufferIsAvailable )
534  {
535    //There is no room for this picture, either because of faulty encoder or dropped NAL. Extend the buffer.
536    m_iMaxRefPicNum++;
537    rpcPic = new TComPic();
538    m_cListPic.pushBack( rpcPic );
539  }
540  rpcPic->destroy();
541  rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
542                   conformanceWindow, defaultDisplayWindow, numReorderPics, true);
543}
544
545#if H_MV
546Void TDecTop::endPicDecoding(Int& poc, TComList<TComPic*>*& rpcListPic, std::vector<Int>& targetDecLayerIdSet )
547#else
548Void TDecTop::executeLoopFilters(Int& poc, TComList<TComPic*>*& rpcListPic)
549#endif
550{
551  if (!m_pcPic)
552  {
553    /* nothing to deblock */
554    return;
555  }
556 
557  TComPic*&   pcPic         = m_pcPic;
558
559  // Execute Deblock + Cleanup
560
561  m_cGopDecoder.filterPicture(pcPic);
562
563  TComSlice::sortPicList( m_cListPic ); // sorting for application output
564  poc                 = pcPic->getSlice(m_uiSliceIdx-1)->getPOC();
565  rpcListPic          = &m_cListPic; 
566  m_cCuDecoder.destroy();       
567#if H_MV
568  TComSlice::markIvRefPicsAsShortTerm( m_refPicSetInterLayer0, m_refPicSetInterLayer1 ); 
569  TComSlice::markCurrPic( pcPic ); 
570#endif
571  m_bFirstSliceInPicture  = true;
572
573  return;
574}
575
576#if SETTING_NO_OUT_PIC_PRIOR
577Void TDecTop::checkNoOutputPriorPics (TComList<TComPic*>*& rpcListPic)
578{
579  if (!rpcListPic || !m_isNoOutputPriorPics) return;
580
581  TComList<TComPic*>::iterator  iterPic   = rpcListPic->begin();
582
583  while (iterPic != rpcListPic->end())
584  {
585    TComPic*& pcPicTmp = *(iterPic++);
586    if (m_lastPOCNoOutputPriorPics != pcPicTmp->getPOC())
587    {
588      pcPicTmp->setOutputMark(false);
589#if H_MV
590      pcPicTmp->setPicOutputFlag(false); 
591#endif
592    }
593  }
594}
595#endif
596
597Void TDecTop::xCreateLostPicture(Int iLostPoc) 
598{
599  printf("\ninserting lost poc : %d\n",iLostPoc);
600  TComSlice cFillSlice;
601  cFillSlice.setSPS( m_parameterSetManagerDecoder.getFirstSPS() );
602  cFillSlice.setPPS( m_parameterSetManagerDecoder.getFirstPPS() );
603  cFillSlice.initSlice();
604  TComPic *cFillPic;
605  xGetNewPicBuffer(&cFillSlice,cFillPic);
606  cFillPic->getSlice(0)->setSPS( m_parameterSetManagerDecoder.getFirstSPS() );
607  cFillPic->getSlice(0)->setPPS( m_parameterSetManagerDecoder.getFirstPPS() );
608  cFillPic->getSlice(0)->initSlice();
609 
610  TComList<TComPic*>::iterator iterPic = m_cListPic.begin();
611  Int closestPoc = 1000000;
612  while ( iterPic != m_cListPic.end())
613  {
614    TComPic * rpcPic = *(iterPic++);
615    if(abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc)<closestPoc&&abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc)!=0&&rpcPic->getPicSym()->getSlice(0)->getPOC()!=m_apcSlicePilot->getPOC())
616    {
617      closestPoc=abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc);
618    }
619  }
620  iterPic = m_cListPic.begin();
621  while ( iterPic != m_cListPic.end())
622  {
623    TComPic *rpcPic = *(iterPic++);
624    if(abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc)==closestPoc&&rpcPic->getPicSym()->getSlice(0)->getPOC()!=m_apcSlicePilot->getPOC())
625    {
626      printf("copying picture %d to %d (%d)\n",rpcPic->getPicSym()->getSlice(0)->getPOC() ,iLostPoc,m_apcSlicePilot->getPOC());
627      rpcPic->getPicYuvRec()->copyToPic(cFillPic->getPicYuvRec());
628      break;
629    }
630  }
631  cFillPic->setCurrSliceIdx(0);
632  for(Int i=0; i<cFillPic->getNumCUsInFrame(); i++) 
633  {
634    cFillPic->getCU(i)->initCU(cFillPic,i);
635  }
636  cFillPic->getSlice(0)->setReferenced(true);
637  cFillPic->getSlice(0)->setPOC(iLostPoc);
638  cFillPic->setReconMark(true);
639  cFillPic->setOutputMark(true);
640  if(m_pocRandomAccess == MAX_INT)
641  {
642    m_pocRandomAccess = iLostPoc;
643  }
644}
645
646
647Void TDecTop::xActivateParameterSets()
648{
649  m_parameterSetManagerDecoder.applyPrefetchedPS();
650 
651  TComPPS *pps = m_parameterSetManagerDecoder.getPPS(m_apcSlicePilot->getPPSId());
652  assert (pps != 0);
653
654  TComSPS *sps = m_parameterSetManagerDecoder.getSPS(pps->getSPSId());
655  assert (sps != 0);
656
657#if H_MV
658  TComVPS* vps = m_parameterSetManagerDecoder.getVPS(sps->getVPSId());
659  assert (vps != 0); 
660  if (!m_parameterSetManagerDecoder.activatePPS(m_apcSlicePilot->getPPSId(),m_apcSlicePilot->isIRAP(), m_layerId ) )
661#else
662  if (false == m_parameterSetManagerDecoder.activatePPS(m_apcSlicePilot->getPPSId(),m_apcSlicePilot->isIRAP()))
663#endif
664  {
665    printf ("Parameter set activation failed!");
666    assert (0);
667  }
668
669#if H_MV
670  sps->inferSpsMaxDecPicBufferingMinus1( vps, m_targetOptLayerSetIdx, getLayerId(), false ); 
671  // When the value of vps_num_rep_formats_minus1 in the active VPS is equal to 0
672  if ( vps->getVpsNumRepFormatsMinus1() == 0 )
673  {
674    //, it is a requirement of bitstream conformance that the value of update_rep_format_flag shall be equal to 0.
675    assert( sps->getUpdateRepFormatFlag() == false ); 
676  }
677  sps->checkRpsMaxNumPics( vps, getLayerId() ); 
678
679  if( sps->getLayerId() != 0 )
680  {
681    sps->inferSpsMaxSubLayersMinus1( true, vps ); 
682  }
683
684  // It is a requirement of bitstream conformance that, when the SPS is referred to by
685  // any current picture that belongs to an independent non-base layer, the value of
686  // MultiLayerExtSpsFlag derived from the SPS shall be equal to 0.
687
688  if ( m_layerId > 0 && vps->getNumRefLayers( m_layerId ) == 0 )
689  { 
690    assert( sps->getMultiLayerExtSpsFlag() == 0 ); 
691  }
692
693  if( sps->getMultiLayerExtSpsFlag() )
694  {
695    sps->setTemporalIdNestingFlag( (sps->getMaxTLayers() > 1) ? vps->getTemporalNestingFlag() : true );
696  }
697#endif
698
699  if( pps->getDependentSliceSegmentsEnabledFlag() )
700  {
701    Int NumCtx = pps->getEntropyCodingSyncEnabledFlag()?2:1;
702
703    if (m_cSliceDecoder.getCtxMemSize() != NumCtx)
704    {
705      m_cSliceDecoder.initCtxMem(NumCtx);
706      for ( UInt st = 0; st < NumCtx; st++ )
707      {
708        TDecSbac* ctx = NULL;
709        ctx = new TDecSbac;
710        ctx->init( &m_cBinCABAC );
711        m_cSliceDecoder.setCtxMem( ctx, st );
712      }
713    }
714  }
715
716  m_apcSlicePilot->setPPS(pps);
717  m_apcSlicePilot->setSPS(sps);
718#if H_MV
719  m_apcSlicePilot->setVPS(vps); 
720  // The nuh_layer_id value of the NAL unit containing the PPS that is activated for a layer layerA with nuh_layer_id equal to nuhLayerIdA shall be equal to 0, or nuhLayerIdA, or the nuh_layer_id of a direct or indirect reference layer of layerA.
721  assert( pps->getLayerId() == m_layerId || pps->getLayerId( ) == 0 || vps->getDependencyFlag( m_layerId, pps->getLayerId() ) );   
722  // The nuh_layer_id value of the NAL unit containing the SPS that is activated for a layer layerA with nuh_layer_id equal to nuhLayerIdA shall be equal to 0, or nuhLayerIdA, or the nuh_layer_id of a direct or indirect reference layer of layerA.
723  assert( sps->getLayerId() == m_layerId || sps->getLayerId( ) == 0 || vps->getDependencyFlag( m_layerId, sps->getLayerId() ) );
724  sps->inferRepFormat  ( vps , m_layerId ); 
725  sps->inferScalingList( m_parameterSetManagerDecoder.getActiveSPS( sps->getSpsScalingListRefLayerId() ) ); 
726
727#endif
728#if H_3D
729  m_apcSlicePilot->init3dToolParameters();
730#endif
731  pps->setSPS(sps);
732  pps->setNumSubstreams(pps->getEntropyCodingSyncEnabledFlag() ? ((sps->getPicHeightInLumaSamples() + sps->getMaxCUHeight() - 1) / sps->getMaxCUHeight()) * (pps->getNumTileColumnsMinus1() + 1) : 1);
733  pps->setMinCuDQPSize( sps->getMaxCUWidth() >> ( pps->getMaxCuDQPDepth()) );
734
735  g_bitDepthY     = sps->getBitDepthY();
736  g_bitDepthC     = sps->getBitDepthC();
737  g_uiMaxCUWidth  = sps->getMaxCUWidth();
738  g_uiMaxCUHeight = sps->getMaxCUHeight();
739  g_uiMaxCUDepth  = sps->getMaxCUDepth();
740  g_uiAddCUDepth  = max (0, sps->getLog2MinCodingBlockSize() - (Int)sps->getQuadtreeTULog2MinSize() );
741
742  for (Int i = 0; i < sps->getLog2DiffMaxMinCodingBlockSize(); i++)
743  {
744    sps->setAMPAcc( i, sps->getUseAMP() );
745  }
746
747  for (Int i = sps->getLog2DiffMaxMinCodingBlockSize(); i < sps->getMaxCUDepth(); i++)
748  {
749    sps->setAMPAcc( i, 0 );
750  }
751
752  m_cSAO.destroy();
753  m_cSAO.create( sps->getPicWidthInLumaSamples(), sps->getPicHeightInLumaSamples(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth() );
754  m_cLoopFilter.create( sps->getMaxCUDepth() );
755}
756
757#if H_MV
758Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, Bool newLayerFlag, Bool& sliceSkippedFlag  )
759{
760  assert( nalu.m_layerId == m_layerId ); 
761#else
762Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay )
763{
764#endif
765  TComPic*&   pcPic         = m_pcPic;
766  m_apcSlicePilot->initSlice();
767
768  if (m_bFirstSliceInPicture)
769  {
770    m_uiSliceIdx     = 0;
771  }
772  else
773  {
774    m_apcSlicePilot->copySliceInfo( pcPic->getPicSym()->getSlice(m_uiSliceIdx-1) );
775  }
776  m_apcSlicePilot->setSliceIdx(m_uiSliceIdx);
777
778  m_apcSlicePilot->setNalUnitType(nalu.m_nalUnitType);
779  Bool nonReferenceFlag = (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TRAIL_N ||
780                           m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_N   ||
781                           m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_N  ||
782                           m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RADL_N  ||
783                           m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N);
784  m_apcSlicePilot->setTemporalLayerNonReferenceFlag(nonReferenceFlag);
785 
786  m_apcSlicePilot->setReferenced(true); // Putting this as true ensures that picture is referenced the first time it is in an RPS
787  m_apcSlicePilot->setTLayerInfo(nalu.m_temporalId);
788
789#if H_MV
790  m_apcSlicePilot->setRefPicSetInterLayer( & m_refPicSetInterLayer0, &m_refPicSetInterLayer1 ); 
791  m_apcSlicePilot->setLayerId( nalu.m_layerId );
792  m_cEntropyDecoder.decodeSliceHeader (m_apcSlicePilot, &m_parameterSetManagerDecoder, m_targetOptLayerSetIdx );
793#else
794  m_cEntropyDecoder.decodeSliceHeader (m_apcSlicePilot, &m_parameterSetManagerDecoder);
795#endif
796  // set POC for dependent slices in skipped pictures
797  if(m_apcSlicePilot->getDependentSliceSegmentFlag() && m_prevSliceSkipped) 
798  {
799    m_apcSlicePilot->setPOC(m_skippedPOC);
800  }
801
802  m_apcSlicePilot->setAssociatedIRAPPOC(m_pocCRA);
803  m_apcSlicePilot->setAssociatedIRAPType(m_associatedIRAPType);
804
805#if H_MV 
806  TComVPS* vps     = m_apcSlicePilot->getVPS();
807  Int layerId  = nalu.m_layerId;   
808  setViewId   ( vps->getViewId   ( layerId )      ); 
809#if H_3D
810  setViewIndex( vps->getViewIndex( layerId )      ); 
811  setIsDepth  ( vps->getDepthId  ( layerId ) == 1 ); 
812  m_ivPicLists->setVPS( vps ); 
813#endif
814#endif
815
816#if SETTING_NO_OUT_PIC_PRIOR
817  //For inference of NoOutputOfPriorPicsFlag
818  if (m_apcSlicePilot->getRapPicFlag())
819  {
820    if ((m_apcSlicePilot->getNalUnitType() >= NAL_UNIT_CODED_SLICE_BLA_W_LP && m_apcSlicePilot->getNalUnitType() <= NAL_UNIT_CODED_SLICE_IDR_N_LP) || 
821        (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA && m_bFirstSliceInSequence) ||
822        (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA && m_apcSlicePilot->getHandleCraAsBlaFlag()))
823    {
824      m_apcSlicePilot->setNoRaslOutputFlag(true);
825    }
826    //the inference for NoOutputPriorPicsFlag
827    if (!m_bFirstSliceInBitstream && m_apcSlicePilot->getRapPicFlag() && m_apcSlicePilot->getNoRaslOutputFlag())
828    {
829      if (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA)
830      {
831        m_apcSlicePilot->setNoOutputPriorPicsFlag(true);
832      }
833    }
834    else
835    {
836      m_apcSlicePilot->setNoOutputPriorPicsFlag(false);
837    }
838
839    if(m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA)
840    {
841      m_craNoRaslOutputFlag = m_apcSlicePilot->getNoRaslOutputFlag();
842    }
843  }
844  if (m_apcSlicePilot->getRapPicFlag() && m_apcSlicePilot->getNoOutputPriorPicsFlag())
845  {
846    m_lastPOCNoOutputPriorPics = m_apcSlicePilot->getPOC();
847    m_isNoOutputPriorPics = true;
848  }
849  else
850  {
851    m_isNoOutputPriorPics = false;
852  }
853
854  //For inference of PicOutputFlag
855  if (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R)
856  {
857    if ( m_craNoRaslOutputFlag )
858    {
859      m_apcSlicePilot->setPicOutputFlag(false);
860    }
861  }
862#endif
863
864#if FIX_POC_CRA_NORASL_OUTPUT
865  if (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA && m_craNoRaslOutputFlag) //Reset POC MSB when CRA has NoRaslOutputFlag equal to 1
866  {
867    Int iMaxPOClsb = 1 << m_apcSlicePilot->getSPS()->getBitsForPOC();
868    m_apcSlicePilot->setPOC( m_apcSlicePilot->getPOC() & (iMaxPOClsb - 1) );
869  }
870#endif
871#if H_MV
872    xCeckNoClrasOutput();
873#endif
874    // Skip pictures due to random access
875    if (isRandomAccessSkipPicture(iSkipFrame, iPOCLastDisplay))
876    {
877    m_prevSliceSkipped = true;
878    m_skippedPOC = m_apcSlicePilot->getPOC();
879#if H_MV
880    sliceSkippedFlag = true; 
881#endif
882      return false;
883    }
884    // Skip TFD pictures associated with BLA/BLANT pictures
885    if (isSkipPictureForBLA(iPOCLastDisplay))
886    {
887    m_prevSliceSkipped = true;
888    m_skippedPOC = m_apcSlicePilot->getPOC();
889#if H_MV
890    sliceSkippedFlag = true; 
891#endif
892      return false;
893    }
894
895  // clear previous slice skipped flag
896  m_prevSliceSkipped = false;
897
898  //we should only get a different poc for a new picture (with CTU address==0)
899  if (m_apcSlicePilot->isNextSlice() && m_apcSlicePilot->getPOC()!=m_prevPOC && !m_bFirstSliceInSequence && (m_apcSlicePilot->getSliceCurStartCUAddr()!=0))
900  {
901    printf ("Warning, the first slice of a picture might have been lost!\n");
902  }
903  // exit when a new picture is found
904  if (m_apcSlicePilot->isNextSlice() && (m_apcSlicePilot->getSliceCurStartCUAddr() == 0 && !m_bFirstSliceInPicture) && !m_bFirstSliceInSequence )
905  {
906    if (m_prevPOC >= m_pocRandomAccess)
907    {
908      m_prevPOC = m_apcSlicePilot->getPOC();
909      return true;
910    }
911    m_prevPOC = m_apcSlicePilot->getPOC();
912  }
913#if H_MV
914  if ( newLayerFlag )
915  {
916    return false; 
917  }
918#if ENC_DEC_TRACE
919#if H_MV_ENC_DEC_TRAC
920  // parse remainder of SH
921   g_disableHLSTrace = false; 
922#endif
923#endif
924#endif
925  // actual decoding starts here
926#if H_MV
927   // This part needs further testing !
928   if ( m_apcSlicePilot->getPocResetFlag() )
929   {   
930     xResetPocInPicBuffer();
931   }
932
933   if ( m_apcSlicePilot->getTLayer() == 0 && m_apcSlicePilot->getEnableTMVPFlag() == 0 )
934  {
935    //update all pics in the DPB such that they cannot be used for TMPV ref
936    TComList<TComPic*>::iterator  iterRefPic = m_cListPic.begin(); 
937    while( iterRefPic != m_cListPic.end() )
938    {
939      TComPic *refPic = *iterRefPic;
940      if( ( refPic->getLayerId() == m_apcSlicePilot->getLayerId() ) && refPic->getReconMark() )
941      {
942        for(Int i = refPic->getNumAllocatedSlice()-1; i >= 0; i--)
943        {
944
945          TComSlice *refSlice = refPic->getSlice(i);
946          refSlice->setAvailableForTMVPRefFlag( false );
947        }
948      }
949      iterRefPic++;
950    }
951  }
952  m_apcSlicePilot->setAvailableForTMVPRefFlag( true );
953#endif
954
955  xActivateParameterSets();
956
957  if (m_apcSlicePilot->isNextSlice()) 
958  {
959    m_prevPOC = m_apcSlicePilot->getPOC();
960  }
961  m_bFirstSliceInSequence = false;
962#if SETTING_NO_OUT_PIC_PRIOR 
963  m_bFirstSliceInBitstream  = false;
964#endif
965  //detect lost reference picture and insert copy of earlier frame.
966  Int lostPoc;
967  while((lostPoc=m_apcSlicePilot->checkThatAllRefPicsAreAvailable(m_cListPic, m_apcSlicePilot->getRPS(), true, m_pocRandomAccess)) > 0)
968  {
969    xCreateLostPicture(lostPoc-1);
970  }
971  if (m_bFirstSliceInPicture)
972  {
973    // Buffer initialize for prediction.
974    m_cPrediction.initTempBuff();
975    m_apcSlicePilot->applyReferencePictureSet(m_cListPic, m_apcSlicePilot->getRPS());
976#if H_MV
977    m_apcSlicePilot->createInterLayerReferencePictureSet( m_ivPicLists, m_refPicSetInterLayer0, m_refPicSetInterLayer1 ); 
978#endif
979    //  Get a new picture buffer
980    xGetNewPicBuffer (m_apcSlicePilot, pcPic);
981
982    Bool isField = false;
983    Bool isTff = false;
984   
985    if(!m_SEIs.empty())
986    {
987      // Check if any new Picture Timing SEI has arrived
988      SEIMessages pictureTimingSEIs = extractSeisByType (m_SEIs, SEI::PICTURE_TIMING);
989      if (pictureTimingSEIs.size()>0)
990      {
991        SEIPictureTiming* pictureTiming = (SEIPictureTiming*) *(pictureTimingSEIs.begin());
992        isField = (pictureTiming->m_picStruct == 1) || (pictureTiming->m_picStruct == 2);
993        isTff =  (pictureTiming->m_picStruct == 1);
994      }
995    }
996   
997    //Set Field/Frame coding mode
998    m_pcPic->setField(isField);
999    m_pcPic->setTopField(isTff);
1000   
1001    // transfer any SEI messages that have been received to the picture
1002    pcPic->setSEIs(m_SEIs);
1003    m_SEIs.clear();
1004
1005    // Recursive structure
1006    m_cCuDecoder.create ( g_uiMaxCUDepth, g_uiMaxCUWidth, g_uiMaxCUHeight );
1007    m_cCuDecoder.init   ( &m_cEntropyDecoder, &m_cTrQuant, &m_cPrediction );
1008    m_cTrQuant.init     ( g_uiMaxCUWidth, g_uiMaxCUHeight, m_apcSlicePilot->getSPS()->getMaxTrSize());
1009
1010    m_cSliceDecoder.create();
1011  }
1012  else
1013  {
1014    // Check if any new SEI has arrived
1015    if(!m_SEIs.empty())
1016    {
1017      // Currently only decoding Unit SEI message occurring between VCL NALUs copied
1018      SEIMessages &picSEI = pcPic->getSEIs();
1019      SEIMessages decodingUnitInfos = extractSeisByType (m_SEIs, SEI::DECODING_UNIT_INFO);
1020      picSEI.insert(picSEI.end(), decodingUnitInfos.begin(), decodingUnitInfos.end());
1021      deleteSEIs(m_SEIs);
1022    }
1023  }
1024 
1025  //  Set picture slice pointer
1026  TComSlice*  pcSlice = m_apcSlicePilot;
1027  Bool bNextSlice     = pcSlice->isNextSlice();
1028
1029  UInt i;
1030  pcPic->getPicSym()->initTiles(pcSlice->getPPS());
1031
1032  //generate the Coding Order Map and Inverse Coding Order Map
1033  UInt uiEncCUAddr;
1034  for(i=0, uiEncCUAddr=0; i<pcPic->getPicSym()->getNumberOfCUsInFrame(); i++, uiEncCUAddr = pcPic->getPicSym()->xCalculateNxtCUAddr(uiEncCUAddr))
1035  {
1036    pcPic->getPicSym()->setCUOrderMap(i, uiEncCUAddr);
1037    pcPic->getPicSym()->setInverseCUOrderMap(uiEncCUAddr, i);
1038  }
1039  pcPic->getPicSym()->setCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame());
1040  pcPic->getPicSym()->setInverseCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame());
1041
1042  //convert the start and end CU addresses of the slice and dependent slice into encoding order
1043  pcSlice->setSliceSegmentCurStartCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurStartCUAddr()) );
1044  pcSlice->setSliceSegmentCurEndCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurEndCUAddr()) );
1045  if(pcSlice->isNextSlice())
1046  {
1047    pcSlice->setSliceCurStartCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurStartCUAddr()));
1048    pcSlice->setSliceCurEndCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurEndCUAddr()));
1049  }
1050
1051  if (m_bFirstSliceInPicture) 
1052  {
1053    if(pcPic->getNumAllocatedSlice() != 1)
1054    {
1055      pcPic->clearSliceBuffer();
1056    }
1057  }
1058  else
1059  {
1060    pcPic->allocateNewSlice();
1061  }
1062  assert(pcPic->getNumAllocatedSlice() == (m_uiSliceIdx + 1));
1063  m_apcSlicePilot = pcPic->getPicSym()->getSlice(m_uiSliceIdx); 
1064  pcPic->getPicSym()->setSlice(pcSlice, m_uiSliceIdx);
1065
1066  pcPic->setTLayer(nalu.m_temporalId);
1067
1068#if H_MV
1069  pcPic->setLayerId( nalu.m_layerId );
1070  pcPic->setViewId ( getViewId() );
1071#if H_3D
1072  pcPic->setViewIndex( getViewIndex() );
1073  pcPic->setIsDepth  ( getIsDepth  () );
1074#endif
1075#endif
1076  if (bNextSlice)
1077  {
1078    pcSlice->checkCRA(pcSlice->getRPS(), m_pocCRA, m_associatedIRAPType, m_cListPic );
1079    // Set reference list
1080#if H_MV   
1081    std::vector< TComPic* > tempRefPicLists[2];
1082    std::vector< Bool     > usedAsLongTerm [2];
1083    Int       numPocTotalCurr;
1084
1085    pcSlice->getTempRefPicLists( m_cListPic, m_refPicSetInterLayer0, m_refPicSetInterLayer1, tempRefPicLists, usedAsLongTerm, numPocTotalCurr);
1086    pcSlice->setRefPicList     ( tempRefPicLists, usedAsLongTerm, numPocTotalCurr, true ); 
1087#if H_3D
1088    pcSlice->setDefaultRefView();
1089#endif
1090#if H_3D_ARP
1091    pcSlice->setARPStepNum(m_ivPicLists);
1092    if( pcSlice->getARPStepNum() > 1 )
1093    {
1094      // GT: This seems to be broken, not all nuh_layer_ids are necessarily present
1095      for(Int iLayerId = 0; iLayerId < nalu.m_layerId; iLayerId ++ )
1096      {
1097        Int  iViewIdx =   pcSlice->getVPS()->getViewIndex(iLayerId);
1098        Bool bIsDepth = ( pcSlice->getVPS()->getDepthId  ( iLayerId ) == 1 );
1099        if( iViewIdx<getViewIndex() && !bIsDepth )
1100        {
1101          pcSlice->setBaseViewRefPicList( m_ivPicLists->getPicList( iLayerId ), iViewIdx );
1102        }
1103      }
1104    }
1105#endif
1106#else
1107    pcSlice->setRefPicList( m_cListPic, true );
1108#endif
1109
1110#if H_3D
1111    pcSlice->setIvPicLists( m_ivPicLists );         
1112#if H_3D_IV_MERGE
1113#if H_3D_FCO
1114    //assert( !getIsDepth() );
1115#else
1116    assert( !getIsDepth() || ( pcSlice->getTexturePic() != 0 ) );
1117#endif
1118#endif   
1119#endif
1120#if H_MV
1121    if( m_layerId > 0 && !pcSlice->isIntra() && pcSlice->getEnableTMVPFlag() )
1122    {
1123      TComPic* refPic = pcSlice->getRefPic(RefPicList(1 - pcSlice->getColFromL0Flag()), pcSlice->getColRefIdx());
1124
1125      assert ( refPic );
1126      assert ( refPic->getPicSym()->getSlice(0)->getAvailableForTMVPRefFlag() == true );
1127    }
1128#endif
1129
1130    // For generalized B
1131    // note: maybe not existed case (always L0 is copied to L1 if L1 is empty)
1132    if (pcSlice->isInterB() && pcSlice->getNumRefIdx(REF_PIC_LIST_1) == 0)
1133    {
1134      Int iNumRefIdx = pcSlice->getNumRefIdx(REF_PIC_LIST_0);
1135      pcSlice->setNumRefIdx        ( REF_PIC_LIST_1, iNumRefIdx );
1136
1137      for (Int iRefIdx = 0; iRefIdx < iNumRefIdx; iRefIdx++)
1138      {
1139        pcSlice->setRefPic(pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx), REF_PIC_LIST_1, iRefIdx);
1140      }
1141    }
1142    if (!pcSlice->isIntra())
1143    {
1144      Bool bLowDelay = true;
1145      Int  iCurrPOC  = pcSlice->getPOC();
1146      Int iRefIdx = 0;
1147
1148      for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_0) && bLowDelay; iRefIdx++)
1149      {
1150        if ( pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx)->getPOC() > iCurrPOC )
1151        {
1152          bLowDelay = false;
1153        }
1154      }
1155      if (pcSlice->isInterB())
1156      {
1157        for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_1) && bLowDelay; iRefIdx++)
1158        {
1159          if ( pcSlice->getRefPic(REF_PIC_LIST_1, iRefIdx)->getPOC() > iCurrPOC )
1160          {
1161            bLowDelay = false;
1162          }
1163        }       
1164      }
1165
1166      pcSlice->setCheckLDC(bLowDelay);           
1167    }
1168
1169    //---------------
1170    pcSlice->setRefPOCList();
1171#if  H_3D_TMVP
1172    if(pcSlice->getLayerId())
1173      pcSlice->generateAlterRefforTMVP();
1174#endif
1175  }
1176
1177  pcPic->setCurrSliceIdx(m_uiSliceIdx);
1178  if(pcSlice->getSPS()->getScalingListFlag())
1179  {
1180    pcSlice->setScalingList ( pcSlice->getSPS()->getScalingList()  );
1181    if(pcSlice->getPPS()->getScalingListPresentFlag())
1182    {
1183      pcSlice->setScalingList ( pcSlice->getPPS()->getScalingList()  );
1184    }
1185    if(!pcSlice->getPPS()->getScalingListPresentFlag() && !pcSlice->getSPS()->getScalingListPresentFlag())
1186    {
1187      pcSlice->setDefaultScalingList();
1188    }
1189    m_cTrQuant.setScalingListDec(pcSlice->getScalingList());
1190    m_cTrQuant.setUseScalingList(true);
1191  }
1192  else
1193  {
1194    m_cTrQuant.setFlatScalingList();
1195    m_cTrQuant.setUseScalingList(false);
1196  }
1197
1198#if H_3D_IV_MERGE
1199#if H_3D_FCO
1200  if( !pcSlice->getIsDepth() && m_pcCamParsCollector )
1201#else
1202  if( pcSlice->getIsDepth() && m_pcCamParsCollector )
1203#endif
1204  {
1205    m_pcCamParsCollector->copyCamParamForSlice( pcSlice );
1206  }
1207#endif
1208
1209  //  Decode a picture
1210  m_cGopDecoder.decompressSlice(nalu.m_Bitstream, pcPic);
1211#if H_3D
1212  if( m_pcCamParsCollector )
1213  {
1214    m_pcCamParsCollector->setSlice( pcSlice );
1215  }
1216#endif
1217  m_bFirstSliceInPicture = false;
1218  m_uiSliceIdx++;
1219
1220  return false;
1221}
1222
1223Void TDecTop::xDecodeVPS()
1224{
1225  TComVPS* vps = new TComVPS();
1226 
1227  m_cEntropyDecoder.decodeVPS( vps );
1228  m_parameterSetManagerDecoder.storePrefetchedVPS(vps); 
1229}
1230
1231Void TDecTop::xDecodeSPS()
1232{
1233  TComSPS* sps = new TComSPS();
1234#if H_MV
1235  sps->setLayerId( getLayerId() ); 
1236#endif
1237#if H_3D
1238  // Preliminary fix. assuming that all sps refer to the same VPS.
1239  // Parsing dependency should be resolved!
1240  TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); 
1241  assert( vps != 0 );
1242  m_cEntropyDecoder.decodeSPS( sps );
1243#else
1244  m_cEntropyDecoder.decodeSPS( sps );
1245#endif
1246  m_parameterSetManagerDecoder.storePrefetchedSPS(sps);
1247}
1248
1249Void TDecTop::xDecodePPS()
1250{
1251  TComPPS* pps = new TComPPS();
1252#if H_MV
1253  pps->setLayerId( getLayerId() ); 
1254#endif
1255#if H_3D
1256  // Assuming that all PPS indirectly refer to the same VPS via different SPS
1257  // There is no parsing dependency in decoding DLT in PPS.
1258  // The VPS information passed to decodePPS() is used to arrange the decoded DLT tables to their corresponding layers.
1259  // This is equivalent to the process of
1260  //   Step 1) decoding DLT tables based on the number of depth layers, and
1261  //   Step 2) mapping DLT tables to the depth layers
1262  // as described in the 3D-HEVC WD.
1263  TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 );
1264  m_cEntropyDecoder.decodePPS( pps, vps );
1265#else
1266  m_cEntropyDecoder.decodePPS( pps );
1267#endif
1268  m_parameterSetManagerDecoder.storePrefetchedPPS( pps );
1269}
1270
1271Void TDecTop::xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType )
1272{
1273  if(nalUnitType == NAL_UNIT_SUFFIX_SEI)
1274  {
1275#if H_MV
1276    m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS( m_layerId ) );
1277#else
1278    m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1279#endif
1280  }
1281  else
1282  {
1283#if H_MV
1284    m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS( m_layerId ) );
1285#else
1286    m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1287#endif
1288    SEIMessages activeParamSets = getSeisByType(m_SEIs, SEI::ACTIVE_PARAMETER_SETS);
1289    if (activeParamSets.size()>0)
1290    {
1291      SEIActiveParameterSets *seiAps = (SEIActiveParameterSets*)(*activeParamSets.begin());
1292      m_parameterSetManagerDecoder.applyPrefetchedPS();
1293      assert(seiAps->activeSeqParameterSetId.size()>0);
1294#if H_MV
1295      if (! m_parameterSetManagerDecoder.activateSPSWithSEI(seiAps->activeSeqParameterSetId[0], m_layerId ))
1296#else
1297      if (! m_parameterSetManagerDecoder.activateSPSWithSEI(seiAps->activeSeqParameterSetId[0] ))
1298#endif
1299      {
1300        printf ("Warning SPS activation with Active parameter set SEI failed");
1301      }
1302    }
1303  }
1304}
1305
1306#if H_MV
1307Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, Bool newLayerFlag, Bool& sliceSkippedFlag )
1308#else
1309Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay)
1310#endif
1311{
1312  // Initialize entropy decoder
1313  m_cEntropyDecoder.setEntropyDecoder (&m_cCavlcDecoder);
1314  m_cEntropyDecoder.setBitstream      (nalu.m_Bitstream);
1315
1316  switch (nalu.m_nalUnitType)
1317  {
1318    case NAL_UNIT_VPS:
1319      xDecodeVPS();
1320#if H_MV
1321      m_isLastNALWasEos = false;
1322#endif
1323      return false;
1324     
1325    case NAL_UNIT_SPS:
1326      xDecodeSPS();
1327      return false;
1328
1329    case NAL_UNIT_PPS:
1330      xDecodePPS();
1331      return false;
1332     
1333    case NAL_UNIT_PREFIX_SEI:
1334    case NAL_UNIT_SUFFIX_SEI:
1335#if H_MV
1336      if ( nalu.m_nalUnitType == NAL_UNIT_SUFFIX_SEI )
1337      {
1338        assert( m_isLastNALWasEos == false );
1339      }
1340#endif
1341      xDecodeSEI( nalu.m_Bitstream, nalu.m_nalUnitType );
1342      return false;
1343
1344    case NAL_UNIT_CODED_SLICE_TRAIL_R:
1345    case NAL_UNIT_CODED_SLICE_TRAIL_N:
1346    case NAL_UNIT_CODED_SLICE_TSA_R:
1347    case NAL_UNIT_CODED_SLICE_TSA_N:
1348    case NAL_UNIT_CODED_SLICE_STSA_R:
1349    case NAL_UNIT_CODED_SLICE_STSA_N:
1350    case NAL_UNIT_CODED_SLICE_BLA_W_LP:
1351    case NAL_UNIT_CODED_SLICE_BLA_W_RADL:
1352    case NAL_UNIT_CODED_SLICE_BLA_N_LP:
1353    case NAL_UNIT_CODED_SLICE_IDR_W_RADL:
1354    case NAL_UNIT_CODED_SLICE_IDR_N_LP:
1355    case NAL_UNIT_CODED_SLICE_CRA:
1356    case NAL_UNIT_CODED_SLICE_RADL_N:
1357    case NAL_UNIT_CODED_SLICE_RADL_R:
1358    case NAL_UNIT_CODED_SLICE_RASL_N:
1359    case NAL_UNIT_CODED_SLICE_RASL_R:
1360#if H_MV
1361      if (nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TRAIL_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TRAIL_N ||
1362          nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TSA_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TSA_N ||
1363          nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_STSA_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_STSA_N ||
1364          nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RADL_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RADL_N ||
1365          nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RASL_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RASL_N )
1366      {
1367        assert( m_isLastNALWasEos == false );
1368      }
1369      else
1370      {
1371        m_isLastNALWasEos = false;
1372      }
1373
1374      return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay, newLayerFlag, sliceSkippedFlag );
1375#else
1376      return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay);
1377#endif
1378      break;
1379    case NAL_UNIT_EOS:
1380#if H_MV
1381      assert( m_isLastNALWasEos == false );
1382      //Check layer id of the nalu. if it is not 0, give a warning message and just return without doing anything.
1383      if (nalu.m_layerId > 0)
1384      {
1385        printf( "\nThis bitstream has EOS with non-zero layer id.\n" );
1386        return false;
1387      }
1388      m_isLastNALWasEos = true;
1389#endif
1390      m_associatedIRAPType = NAL_UNIT_INVALID;
1391      m_pocCRA = 0;
1392      m_pocRandomAccess = MAX_INT;
1393      m_prevPOC = MAX_INT;
1394      m_bFirstSliceInPicture = true;
1395      m_bFirstSliceInSequence = true;
1396      m_prevSliceSkipped = false;
1397      m_skippedPOC = 0;
1398      return false;
1399     
1400    case NAL_UNIT_ACCESS_UNIT_DELIMITER:
1401      // TODO: process AU delimiter
1402      return false;
1403     
1404    case NAL_UNIT_EOB:
1405      return false;
1406     
1407    case NAL_UNIT_FILLER_DATA:
1408#if H_MV
1409      assert( m_isLastNALWasEos == false );
1410#endif
1411      return false;
1412     
1413    case NAL_UNIT_RESERVED_VCL_N10:
1414    case NAL_UNIT_RESERVED_VCL_R11:
1415    case NAL_UNIT_RESERVED_VCL_N12:
1416    case NAL_UNIT_RESERVED_VCL_R13:
1417    case NAL_UNIT_RESERVED_VCL_N14:
1418    case NAL_UNIT_RESERVED_VCL_R15:
1419     
1420    case NAL_UNIT_RESERVED_IRAP_VCL22:
1421    case NAL_UNIT_RESERVED_IRAP_VCL23:
1422     
1423    case NAL_UNIT_RESERVED_VCL24:
1424    case NAL_UNIT_RESERVED_VCL25:
1425    case NAL_UNIT_RESERVED_VCL26:
1426    case NAL_UNIT_RESERVED_VCL27:
1427    case NAL_UNIT_RESERVED_VCL28:
1428    case NAL_UNIT_RESERVED_VCL29:
1429    case NAL_UNIT_RESERVED_VCL30:
1430    case NAL_UNIT_RESERVED_VCL31:
1431     
1432    case NAL_UNIT_RESERVED_NVCL41:
1433    case NAL_UNIT_RESERVED_NVCL42:
1434    case NAL_UNIT_RESERVED_NVCL43:
1435    case NAL_UNIT_RESERVED_NVCL44:
1436    case NAL_UNIT_RESERVED_NVCL45:
1437    case NAL_UNIT_RESERVED_NVCL46:
1438    case NAL_UNIT_RESERVED_NVCL47:
1439    case NAL_UNIT_UNSPECIFIED_48:
1440    case NAL_UNIT_UNSPECIFIED_49:
1441    case NAL_UNIT_UNSPECIFIED_50:
1442    case NAL_UNIT_UNSPECIFIED_51:
1443    case NAL_UNIT_UNSPECIFIED_52:
1444    case NAL_UNIT_UNSPECIFIED_53:
1445    case NAL_UNIT_UNSPECIFIED_54:
1446    case NAL_UNIT_UNSPECIFIED_55:
1447    case NAL_UNIT_UNSPECIFIED_56:
1448    case NAL_UNIT_UNSPECIFIED_57:
1449    case NAL_UNIT_UNSPECIFIED_58:
1450    case NAL_UNIT_UNSPECIFIED_59:
1451    case NAL_UNIT_UNSPECIFIED_60:
1452    case NAL_UNIT_UNSPECIFIED_61:
1453    case NAL_UNIT_UNSPECIFIED_62:
1454    case NAL_UNIT_UNSPECIFIED_63:
1455    default:
1456      assert (0);
1457  }
1458
1459  return false;
1460}
1461
1462/** Function for checking if picture should be skipped because of association with a previous BLA picture
1463 * \param iPOCLastDisplay POC of last picture displayed
1464 * \returns true if the picture should be skipped
1465 * This function skips all TFD pictures that follow a BLA picture
1466 * in decoding order and precede it in output order.
1467 */
1468Bool TDecTop::isSkipPictureForBLA(Int& iPOCLastDisplay)
1469{
1470  if ((m_associatedIRAPType == NAL_UNIT_CODED_SLICE_BLA_N_LP || m_associatedIRAPType == NAL_UNIT_CODED_SLICE_BLA_W_LP || m_associatedIRAPType == NAL_UNIT_CODED_SLICE_BLA_W_RADL) && 
1471       m_apcSlicePilot->getPOC() < m_pocCRA && (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N))
1472  {
1473    iPOCLastDisplay++;
1474    return true;
1475  }
1476  return false;
1477}
1478
1479/** Function for checking if picture should be skipped because of random access
1480 * \param iSkipFrame skip frame counter
1481 * \param iPOCLastDisplay POC of last picture displayed
1482 * \returns true if the picture shold be skipped in the random access.
1483 * This function checks the skipping of pictures in the case of -s option random access.
1484 * All pictures prior to the random access point indicated by the counter iSkipFrame are skipped.
1485 * It also checks the type of Nal unit type at the random access point.
1486 * If the random access point is CRA/CRANT/BLA/BLANT, TFD pictures with POC less than the POC of the random access point are skipped.
1487 * If the random access point is IDR all pictures after the random access point are decoded.
1488 * If the random access point is none of the above, a warning is issues, and decoding of pictures with POC
1489 * equal to or greater than the random access point POC is attempted. For non IDR/CRA/BLA random
1490 * access point there is no guarantee that the decoder will not crash.
1491 */
1492Bool TDecTop::isRandomAccessSkipPicture(Int& iSkipFrame,  Int& iPOCLastDisplay)
1493{
1494  if (iSkipFrame) 
1495  {
1496    iSkipFrame--;   // decrement the counter
1497    return true;
1498  }
1499#if H_MV
1500  else if ( !m_layerInitilizedFlag[ m_layerId ] ) // start of random access point, m_pocRandomAccess has not been set yet.
1501#else
1502  else if (m_pocRandomAccess == MAX_INT) // start of random access point, m_pocRandomAccess has not been set yet.
1503#endif
1504  {
1505    if (   m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA
1506        || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP
1507        || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP
1508        || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL )
1509    {
1510
1511#if H_MV
1512      if ( xAllRefLayersInitilized() )
1513      {
1514        m_layerInitilizedFlag[ m_layerId ] = true; 
1515        m_pocRandomAccess = m_apcSlicePilot->getPOC();
1516      }
1517      else
1518      {
1519        return true; 
1520      }
1521#else
1522      // set the POC random access since we need to skip the reordered pictures in the case of CRA/CRANT/BLA/BLANT.
1523      m_pocRandomAccess = m_apcSlicePilot->getPOC();
1524#endif
1525    }
1526    else if ( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP )
1527    {
1528#if H_MV
1529      if ( xAllRefLayersInitilized() )
1530      {
1531        m_layerInitilizedFlag[ m_layerId ] = true; 
1532        m_pocRandomAccess = -MAX_INT; // no need to skip the reordered pictures in IDR, they are decodable.
1533      }
1534      else 
1535      {
1536        return true; 
1537      }
1538#else
1539      m_pocRandomAccess = -MAX_INT; // no need to skip the reordered pictures in IDR, they are decodable.
1540#endif
1541    }
1542    else 
1543    {
1544#if H_MV
1545      static Bool warningMessage[MAX_NUM_LAYERS];
1546      static Bool warningInitFlag = false;
1547     
1548      if (!warningInitFlag)
1549      {
1550        for ( Int i = 0; i < MAX_NUM_LAYERS; i++)
1551        {
1552          warningMessage[i] = true; 
1553        }
1554        warningInitFlag = true; 
1555      }
1556
1557      if ( warningMessage[getLayerId()] )
1558      {
1559        printf("\nLayer%3d   No valid random access point. VCL NAL units of this layer are discarded until next layer initialization picture. ", getLayerId() ); 
1560        warningMessage[m_layerId] = false; 
1561      }
1562#else
1563      static Bool warningMessage = false;
1564      if(!warningMessage)
1565      {
1566        printf("\nWarning: this is not a valid random access point and the data is discarded until the first CRA picture");
1567        warningMessage = true;
1568      }
1569#endif
1570      return true;
1571    }
1572  }
1573  // skip the reordered pictures, if necessary
1574  else if (m_apcSlicePilot->getPOC() < m_pocRandomAccess && (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N))
1575  {
1576    iPOCLastDisplay++;
1577    return true;
1578  }
1579#if H_MV
1580  return !m_layerInitilizedFlag[ getLayerId() ]; 
1581#else
1582  // if we reach here, then the picture is not skipped.
1583  return false; 
1584#endif
1585}
1586
1587#if H_MV
1588TComPic* TDecTop::getPic( Int poc )
1589{
1590  xGetPic( m_layerId, poc ); 
1591  TComList<TComPic*>* listPic = getListPic();
1592  TComPic* pcPic = NULL;
1593  for(TComList<TComPic*>::iterator it=listPic->begin(); it!=listPic->end(); it++)
1594  {
1595    if( (*it)->getPOC() == poc )
1596    {
1597      pcPic = *it ;
1598      break ;
1599    }
1600  }
1601  return pcPic;
1602}
1603
1604TComPic* TDecTop::xGetPic( Int layerId, Int poc )
1605{ 
1606  return m_ivPicLists->getPic( layerId, poc ) ;
1607}
1608
1609Void TDecTop::xResetPocInPicBuffer()
1610{
1611  TComList<TComPic*>::iterator  iterPic   = m_cListPic.begin();
1612  while (iterPic != m_cListPic.end())
1613  {
1614    TComPic* pic = *(iterPic++);
1615    if ( pic->getReconMark() )
1616    {
1617      for( Int i = 0; i < pic->getNumAllocatedSlice(); i++)
1618      {
1619        TComSlice* slice = pic->getSlice( i ); 
1620        slice->setPOC ( slice->getPOC() - m_apcSlicePilot->getPocBeforeReset() );           
1621      }         
1622    }     
1623  }
1624}
1625
1626#if H_MV
1627Void TDecTop::xCeckNoClrasOutput()
1628{
1629  // This part needs further testing!
1630  if ( getLayerId() == 0 )
1631  {   
1632    NalUnitType nut = m_apcSlicePilot->getNalUnitType(); 
1633
1634    Bool isBLA =  ( nut == NAL_UNIT_CODED_SLICE_BLA_W_LP  )  || ( nut == NAL_UNIT_CODED_SLICE_BLA_N_LP ) || ( nut == NAL_UNIT_CODED_SLICE_BLA_W_RADL ); 
1635    Bool isIDR  = ( nut == NAL_UNIT_CODED_SLICE_IDR_W_RADL ) || ( nut == NAL_UNIT_CODED_SLICE_IDR_N_LP ); 
1636    Bool noClrasOutputFlag  = isBLA || ( isIDR  &&  m_apcSlicePilot->getCrossLayerBlaFlag() ); 
1637
1638    if ( noClrasOutputFlag ) 
1639    {
1640      for (Int i = 0; i < MAX_NUM_LAYER_IDS; i++)
1641      {
1642        m_layerInitilizedFlag[i] = false; 
1643      } 
1644    }
1645  }
1646}
1647
1648Bool TDecTop::xAllRefLayersInitilized()
1649{
1650  Bool allRefLayersInitilizedFlag = true; 
1651  TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); 
1652  for (Int i = 0; i < vps->getNumDirectRefLayers( getLayerId()  ); i++ )
1653  {
1654    Int refLayerId = vps->getIdDirectRefLayer( m_layerId, i ); 
1655    allRefLayersInitilizedFlag = allRefLayersInitilizedFlag && m_layerInitilizedFlag[ refLayerId ]; 
1656  }
1657
1658  return allRefLayersInitilizedFlag;
1659}
1660#endif
1661#endif
1662//! \}
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