source: 3DVCSoftware/branches/HTM-12.1-dev0/source/Lib/TLibDecoder/TDecTop.cpp @ 1079

Last change on this file since 1079 was 1079, checked in by tech, 10 years ago

Removed MV-HEVC related macros part 5
.

  • Property svn:eol-style set to native
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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) 2010-2014, ITU/ISO/IEC
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8 *
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30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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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  pps->setSPS(sps);
729  pps->setNumSubstreams(pps->getEntropyCodingSyncEnabledFlag() ? ((sps->getPicHeightInLumaSamples() + sps->getMaxCUHeight() - 1) / sps->getMaxCUHeight()) * (pps->getNumColumnsMinus1() + 1) : 1);
730  pps->setMinCuDQPSize( sps->getMaxCUWidth() >> ( pps->getMaxCuDQPDepth()) );
731
732  g_bitDepthY     = sps->getBitDepthY();
733  g_bitDepthC     = sps->getBitDepthC();
734  g_uiMaxCUWidth  = sps->getMaxCUWidth();
735  g_uiMaxCUHeight = sps->getMaxCUHeight();
736  g_uiMaxCUDepth  = sps->getMaxCUDepth();
737  g_uiAddCUDepth  = max (0, sps->getLog2MinCodingBlockSize() - (Int)sps->getQuadtreeTULog2MinSize() );
738
739  for (Int i = 0; i < sps->getLog2DiffMaxMinCodingBlockSize(); i++)
740  {
741    sps->setAMPAcc( i, sps->getUseAMP() );
742  }
743
744  for (Int i = sps->getLog2DiffMaxMinCodingBlockSize(); i < sps->getMaxCUDepth(); i++)
745  {
746    sps->setAMPAcc( i, 0 );
747  }
748
749  m_cSAO.destroy();
750  m_cSAO.create( sps->getPicWidthInLumaSamples(), sps->getPicHeightInLumaSamples(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth() );
751  m_cLoopFilter.create( sps->getMaxCUDepth() );
752}
753
754#if H_MV
755Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, Bool newLayerFlag, Bool& sliceSkippedFlag  )
756{
757  assert( nalu.m_layerId == m_layerId ); 
758#else
759Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay )
760{
761#endif
762  TComPic*&   pcPic         = m_pcPic;
763  m_apcSlicePilot->initSlice();
764
765  if (m_bFirstSliceInPicture)
766  {
767    m_uiSliceIdx     = 0;
768  }
769  else
770  {
771    m_apcSlicePilot->copySliceInfo( pcPic->getPicSym()->getSlice(m_uiSliceIdx-1) );
772  }
773  m_apcSlicePilot->setSliceIdx(m_uiSliceIdx);
774
775  m_apcSlicePilot->setNalUnitType(nalu.m_nalUnitType);
776  Bool nonReferenceFlag = (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TRAIL_N ||
777                           m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_N   ||
778                           m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_N  ||
779                           m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RADL_N  ||
780                           m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N);
781  m_apcSlicePilot->setTemporalLayerNonReferenceFlag(nonReferenceFlag);
782 
783  m_apcSlicePilot->setReferenced(true); // Putting this as true ensures that picture is referenced the first time it is in an RPS
784  m_apcSlicePilot->setTLayerInfo(nalu.m_temporalId);
785
786#if H_MV
787  m_apcSlicePilot->setRefPicSetInterLayer( & m_refPicSetInterLayer0, &m_refPicSetInterLayer1 ); 
788  m_apcSlicePilot->setLayerId( nalu.m_layerId );
789  m_cEntropyDecoder.decodeSliceHeader (m_apcSlicePilot, &m_parameterSetManagerDecoder, m_targetOptLayerSetIdx );
790#else
791  m_cEntropyDecoder.decodeSliceHeader (m_apcSlicePilot, &m_parameterSetManagerDecoder);
792#endif
793  // set POC for dependent slices in skipped pictures
794  if(m_apcSlicePilot->getDependentSliceSegmentFlag() && m_prevSliceSkipped) 
795  {
796    m_apcSlicePilot->setPOC(m_skippedPOC);
797  }
798
799  m_apcSlicePilot->setAssociatedIRAPPOC(m_pocCRA);
800  m_apcSlicePilot->setAssociatedIRAPType(m_associatedIRAPType);
801
802#if H_MV 
803  TComVPS* vps     = m_apcSlicePilot->getVPS();
804  Int layerId  = nalu.m_layerId;   
805  setViewId   ( vps->getViewId   ( layerId )      ); 
806#if H_3D
807  setViewIndex( vps->getViewIndex( layerId )      ); 
808  setIsDepth  ( vps->getDepthId  ( layerId ) == 1 ); 
809  m_ivPicLists->setVPS( vps ); 
810#endif
811#endif
812
813#if SETTING_NO_OUT_PIC_PRIOR
814  //For inference of NoOutputOfPriorPicsFlag
815  if (m_apcSlicePilot->getRapPicFlag())
816  {
817    if ((m_apcSlicePilot->getNalUnitType() >= NAL_UNIT_CODED_SLICE_BLA_W_LP && m_apcSlicePilot->getNalUnitType() <= NAL_UNIT_CODED_SLICE_IDR_N_LP) || 
818        (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA && m_bFirstSliceInSequence) ||
819        (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA && m_apcSlicePilot->getHandleCraAsBlaFlag()))
820    {
821      m_apcSlicePilot->setNoRaslOutputFlag(true);
822    }
823    //the inference for NoOutputPriorPicsFlag
824    if (!m_bFirstSliceInBitstream && m_apcSlicePilot->getRapPicFlag() && m_apcSlicePilot->getNoRaslOutputFlag())
825    {
826      if (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA)
827      {
828        m_apcSlicePilot->setNoOutputPriorPicsFlag(true);
829      }
830    }
831    else
832    {
833      m_apcSlicePilot->setNoOutputPriorPicsFlag(false);
834    }
835
836    if(m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA)
837    {
838      m_craNoRaslOutputFlag = m_apcSlicePilot->getNoRaslOutputFlag();
839    }
840  }
841  if (m_apcSlicePilot->getRapPicFlag() && m_apcSlicePilot->getNoOutputPriorPicsFlag())
842  {
843    m_lastPOCNoOutputPriorPics = m_apcSlicePilot->getPOC();
844    m_isNoOutputPriorPics = true;
845  }
846  else
847  {
848    m_isNoOutputPriorPics = false;
849  }
850
851  //For inference of PicOutputFlag
852  if (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R)
853  {
854    if ( m_craNoRaslOutputFlag )
855    {
856      m_apcSlicePilot->setPicOutputFlag(false);
857    }
858  }
859#endif
860
861#if FIX_POC_CRA_NORASL_OUTPUT
862  if (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA && m_craNoRaslOutputFlag) //Reset POC MSB when CRA has NoRaslOutputFlag equal to 1
863  {
864    Int iMaxPOClsb = 1 << m_apcSlicePilot->getSPS()->getBitsForPOC();
865    m_apcSlicePilot->setPOC( m_apcSlicePilot->getPOC() & (iMaxPOClsb - 1) );
866  }
867#endif
868#if H_MV
869    xCeckNoClrasOutput();
870#endif
871    // Skip pictures due to random access
872    if (isRandomAccessSkipPicture(iSkipFrame, iPOCLastDisplay))
873    {
874    m_prevSliceSkipped = true;
875    m_skippedPOC = m_apcSlicePilot->getPOC();
876#if H_MV
877    sliceSkippedFlag = true; 
878#endif
879      return false;
880    }
881    // Skip TFD pictures associated with BLA/BLANT pictures
882    if (isSkipPictureForBLA(iPOCLastDisplay))
883    {
884    m_prevSliceSkipped = true;
885    m_skippedPOC = m_apcSlicePilot->getPOC();
886#if H_MV
887    sliceSkippedFlag = true; 
888#endif
889      return false;
890    }
891
892  // clear previous slice skipped flag
893  m_prevSliceSkipped = false;
894
895  //we should only get a different poc for a new picture (with CTU address==0)
896  if (m_apcSlicePilot->isNextSlice() && m_apcSlicePilot->getPOC()!=m_prevPOC && !m_bFirstSliceInSequence && (m_apcSlicePilot->getSliceCurStartCUAddr()!=0))
897  {
898    printf ("Warning, the first slice of a picture might have been lost!\n");
899  }
900  // exit when a new picture is found
901  if (m_apcSlicePilot->isNextSlice() && (m_apcSlicePilot->getSliceCurStartCUAddr() == 0 && !m_bFirstSliceInPicture) && !m_bFirstSliceInSequence )
902  {
903    if (m_prevPOC >= m_pocRandomAccess)
904    {
905      m_prevPOC = m_apcSlicePilot->getPOC();
906      return true;
907    }
908    m_prevPOC = m_apcSlicePilot->getPOC();
909  }
910#if H_MV
911  if ( newLayerFlag )
912  {
913    return false; 
914  }
915#if ENC_DEC_TRACE
916#if H_MV_ENC_DEC_TRAC
917  // parse remainder of SH
918   g_disableHLSTrace = false; 
919#endif
920#endif
921#endif
922  // actual decoding starts here
923#if H_MV
924   // This part needs further testing !
925   if ( m_apcSlicePilot->getPocResetFlag() )
926   {   
927     xResetPocInPicBuffer();
928   }
929
930   if ( m_apcSlicePilot->getTLayer() == 0 && m_apcSlicePilot->getEnableTMVPFlag() == 0 )
931  {
932    //update all pics in the DPB such that they cannot be used for TMPV ref
933    TComList<TComPic*>::iterator  iterRefPic = m_cListPic.begin(); 
934    while( iterRefPic != m_cListPic.end() )
935    {
936      TComPic *refPic = *iterRefPic;
937      if( ( refPic->getLayerId() == m_apcSlicePilot->getLayerId() ) && refPic->getReconMark() )
938      {
939        for(Int i = refPic->getNumAllocatedSlice()-1; i >= 0; i--)
940        {
941
942          TComSlice *refSlice = refPic->getSlice(i);
943          refSlice->setAvailableForTMVPRefFlag( false );
944        }
945      }
946      iterRefPic++;
947    }
948  }
949  m_apcSlicePilot->setAvailableForTMVPRefFlag( true );
950#endif
951
952  xActivateParameterSets();
953
954  if (m_apcSlicePilot->isNextSlice()) 
955  {
956    m_prevPOC = m_apcSlicePilot->getPOC();
957  }
958  m_bFirstSliceInSequence = false;
959#if SETTING_NO_OUT_PIC_PRIOR 
960  m_bFirstSliceInBitstream  = false;
961#endif
962  //detect lost reference picture and insert copy of earlier frame.
963  Int lostPoc;
964  while((lostPoc=m_apcSlicePilot->checkThatAllRefPicsAreAvailable(m_cListPic, m_apcSlicePilot->getRPS(), true, m_pocRandomAccess)) > 0)
965  {
966    xCreateLostPicture(lostPoc-1);
967  }
968  if (m_bFirstSliceInPicture)
969  {
970    // Buffer initialize for prediction.
971    m_cPrediction.initTempBuff();
972    m_apcSlicePilot->applyReferencePictureSet(m_cListPic, m_apcSlicePilot->getRPS());
973#if H_MV
974    m_apcSlicePilot->createInterLayerReferencePictureSet( m_ivPicLists, m_refPicSetInterLayer0, m_refPicSetInterLayer1 ); 
975#endif
976    //  Get a new picture buffer
977    xGetNewPicBuffer (m_apcSlicePilot, pcPic);
978
979    Bool isField = false;
980    Bool isTff = false;
981   
982    if(!m_SEIs.empty())
983    {
984      // Check if any new Picture Timing SEI has arrived
985      SEIMessages pictureTimingSEIs = extractSeisByType (m_SEIs, SEI::PICTURE_TIMING);
986      if (pictureTimingSEIs.size()>0)
987      {
988        SEIPictureTiming* pictureTiming = (SEIPictureTiming*) *(pictureTimingSEIs.begin());
989        isField = (pictureTiming->m_picStruct == 1) || (pictureTiming->m_picStruct == 2);
990        isTff =  (pictureTiming->m_picStruct == 1);
991      }
992    }
993   
994    //Set Field/Frame coding mode
995    m_pcPic->setField(isField);
996    m_pcPic->setTopField(isTff);
997   
998    // transfer any SEI messages that have been received to the picture
999    pcPic->setSEIs(m_SEIs);
1000    m_SEIs.clear();
1001
1002    // Recursive structure
1003    m_cCuDecoder.create ( g_uiMaxCUDepth, g_uiMaxCUWidth, g_uiMaxCUHeight );
1004    m_cCuDecoder.init   ( &m_cEntropyDecoder, &m_cTrQuant, &m_cPrediction );
1005    m_cTrQuant.init     ( g_uiMaxCUWidth, g_uiMaxCUHeight, m_apcSlicePilot->getSPS()->getMaxTrSize());
1006
1007    m_cSliceDecoder.create();
1008  }
1009  else
1010  {
1011    // Check if any new SEI has arrived
1012    if(!m_SEIs.empty())
1013    {
1014      // Currently only decoding Unit SEI message occurring between VCL NALUs copied
1015      SEIMessages &picSEI = pcPic->getSEIs();
1016      SEIMessages decodingUnitInfos = extractSeisByType (m_SEIs, SEI::DECODING_UNIT_INFO);
1017      picSEI.insert(picSEI.end(), decodingUnitInfos.begin(), decodingUnitInfos.end());
1018      deleteSEIs(m_SEIs);
1019    }
1020  }
1021 
1022  //  Set picture slice pointer
1023  TComSlice*  pcSlice = m_apcSlicePilot;
1024  Bool bNextSlice     = pcSlice->isNextSlice();
1025
1026  UInt uiCummulativeTileWidth;
1027  UInt uiCummulativeTileHeight;
1028  UInt i, j, p;
1029
1030  //set NumColumnsMins1 and NumRowsMinus1
1031  pcPic->getPicSym()->setNumColumnsMinus1( pcSlice->getPPS()->getNumColumnsMinus1() );
1032  pcPic->getPicSym()->setNumRowsMinus1( pcSlice->getPPS()->getNumRowsMinus1() );
1033
1034  //create the TComTileArray
1035  pcPic->getPicSym()->xCreateTComTileArray();
1036
1037  if( pcSlice->getPPS()->getUniformSpacingFlag() )
1038  {
1039    //set the width for each tile
1040    for(j=0; j < pcPic->getPicSym()->getNumRowsMinus1()+1; j++)
1041    {
1042      for(p=0; p < pcPic->getPicSym()->getNumColumnsMinus1()+1; p++)
1043      {
1044        pcPic->getPicSym()->getTComTile( j * (pcPic->getPicSym()->getNumColumnsMinus1()+1) + p )->
1045          setTileWidth( (p+1)*pcPic->getPicSym()->getFrameWidthInCU()/(pcPic->getPicSym()->getNumColumnsMinus1()+1) 
1046          - (p*pcPic->getPicSym()->getFrameWidthInCU())/(pcPic->getPicSym()->getNumColumnsMinus1()+1) );
1047      }
1048    }
1049
1050    //set the height for each tile
1051    for(j=0; j < pcPic->getPicSym()->getNumColumnsMinus1()+1; j++)
1052    {
1053      for(p=0; p < pcPic->getPicSym()->getNumRowsMinus1()+1; p++)
1054      {
1055        pcPic->getPicSym()->getTComTile( p * (pcPic->getPicSym()->getNumColumnsMinus1()+1) + j )->
1056          setTileHeight( (p+1)*pcPic->getPicSym()->getFrameHeightInCU()/(pcPic->getPicSym()->getNumRowsMinus1()+1) 
1057          - (p*pcPic->getPicSym()->getFrameHeightInCU())/(pcPic->getPicSym()->getNumRowsMinus1()+1) );   
1058      }
1059    }
1060  }
1061  else
1062  {
1063    //set the width for each tile
1064    for(j=0; j < pcSlice->getPPS()->getNumRowsMinus1()+1; j++)
1065    {
1066      uiCummulativeTileWidth = 0;
1067      for(i=0; i < pcSlice->getPPS()->getNumColumnsMinus1(); i++)
1068      {
1069        pcPic->getPicSym()->getTComTile(j * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + i)->setTileWidth( pcSlice->getPPS()->getColumnWidth(i) );
1070        uiCummulativeTileWidth += pcSlice->getPPS()->getColumnWidth(i);
1071      }
1072      pcPic->getPicSym()->getTComTile(j * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + i)->setTileWidth( pcPic->getPicSym()->getFrameWidthInCU()-uiCummulativeTileWidth );
1073    }
1074
1075    //set the height for each tile
1076    for(j=0; j < pcSlice->getPPS()->getNumColumnsMinus1()+1; j++)
1077    {
1078      uiCummulativeTileHeight = 0;
1079      for(i=0; i < pcSlice->getPPS()->getNumRowsMinus1(); i++)
1080      { 
1081        pcPic->getPicSym()->getTComTile(i * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + j)->setTileHeight( pcSlice->getPPS()->getRowHeight(i) );
1082        uiCummulativeTileHeight += pcSlice->getPPS()->getRowHeight(i);
1083      }
1084      pcPic->getPicSym()->getTComTile(i * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + j)->setTileHeight( pcPic->getPicSym()->getFrameHeightInCU()-uiCummulativeTileHeight );
1085    }
1086  }
1087
1088  pcPic->getPicSym()->xInitTiles();
1089
1090  //generate the Coding Order Map and Inverse Coding Order Map
1091  UInt uiEncCUAddr;
1092  for(i=0, uiEncCUAddr=0; i<pcPic->getPicSym()->getNumberOfCUsInFrame(); i++, uiEncCUAddr = pcPic->getPicSym()->xCalculateNxtCUAddr(uiEncCUAddr))
1093  {
1094    pcPic->getPicSym()->setCUOrderMap(i, uiEncCUAddr);
1095    pcPic->getPicSym()->setInverseCUOrderMap(uiEncCUAddr, i);
1096  }
1097  pcPic->getPicSym()->setCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame());
1098  pcPic->getPicSym()->setInverseCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame());
1099
1100  //convert the start and end CU addresses of the slice and dependent slice into encoding order
1101  pcSlice->setSliceSegmentCurStartCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurStartCUAddr()) );
1102  pcSlice->setSliceSegmentCurEndCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurEndCUAddr()) );
1103  if(pcSlice->isNextSlice())
1104  {
1105    pcSlice->setSliceCurStartCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurStartCUAddr()));
1106    pcSlice->setSliceCurEndCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurEndCUAddr()));
1107  }
1108
1109  if (m_bFirstSliceInPicture) 
1110  {
1111    if(pcPic->getNumAllocatedSlice() != 1)
1112    {
1113      pcPic->clearSliceBuffer();
1114    }
1115  }
1116  else
1117  {
1118    pcPic->allocateNewSlice();
1119  }
1120  assert(pcPic->getNumAllocatedSlice() == (m_uiSliceIdx + 1));
1121  m_apcSlicePilot = pcPic->getPicSym()->getSlice(m_uiSliceIdx); 
1122  pcPic->getPicSym()->setSlice(pcSlice, m_uiSliceIdx);
1123
1124  pcPic->setTLayer(nalu.m_temporalId);
1125
1126#if H_MV
1127  pcPic->setLayerId( nalu.m_layerId );
1128  pcPic->setViewId ( getViewId() );
1129#if H_3D
1130  pcPic->setViewIndex( getViewIndex() );
1131  pcPic->setIsDepth  ( getIsDepth  () );
1132#endif
1133#endif
1134  if (bNextSlice)
1135  {
1136    pcSlice->checkCRA(pcSlice->getRPS(), m_pocCRA, m_associatedIRAPType, m_cListPic );
1137    // Set reference list
1138#if H_MV   
1139    std::vector< TComPic* > tempRefPicLists[2];
1140    std::vector< Bool     > usedAsLongTerm [2];
1141    Int       numPocTotalCurr;
1142
1143    pcSlice->getTempRefPicLists( m_cListPic, m_refPicSetInterLayer0, m_refPicSetInterLayer1, tempRefPicLists, usedAsLongTerm, numPocTotalCurr);
1144    pcSlice->setRefPicList     ( tempRefPicLists, usedAsLongTerm, numPocTotalCurr, true ); 
1145#if H_3D_ARP
1146    pcSlice->setARPStepNum(m_ivPicLists);
1147    if( pcSlice->getARPStepNum() > 1 )
1148    {
1149      // GT: This seems to be broken, not all nuh_layer_ids are necessarily present
1150      for(Int iLayerId = 0; iLayerId < nalu.m_layerId; iLayerId ++ )
1151      {
1152        Int  iViewIdx =   pcSlice->getVPS()->getViewIndex(iLayerId);
1153        Bool bIsDepth = ( pcSlice->getVPS()->getDepthId  ( iLayerId ) == 1 );
1154        if( iViewIdx<getViewIndex() && !bIsDepth )
1155        {
1156          pcSlice->setBaseViewRefPicList( m_ivPicLists->getPicList( iLayerId ), iViewIdx );
1157        }
1158      }
1159    }
1160#endif
1161#else
1162    pcSlice->setRefPicList( m_cListPic, true );
1163#endif
1164
1165#if H_3D
1166    pcSlice->setIvPicLists( m_ivPicLists );         
1167#if H_3D_IV_MERGE
1168#if H_3D_FCO
1169    //assert( !getIsDepth() );
1170#else
1171    assert( !getIsDepth() || ( pcSlice->getTexturePic() != 0 ) );
1172#endif
1173#endif   
1174#endif
1175#if H_MV
1176    if( m_layerId > 0 && !pcSlice->isIntra() && pcSlice->getEnableTMVPFlag() )
1177    {
1178      TComPic* refPic = pcSlice->getRefPic(RefPicList(1 - pcSlice->getColFromL0Flag()), pcSlice->getColRefIdx());
1179
1180      assert ( refPic );
1181      assert ( refPic->getPicSym()->getSlice(0)->getAvailableForTMVPRefFlag() == true );
1182    }
1183#endif
1184
1185    // For generalized B
1186    // note: maybe not existed case (always L0 is copied to L1 if L1 is empty)
1187    if (pcSlice->isInterB() && pcSlice->getNumRefIdx(REF_PIC_LIST_1) == 0)
1188    {
1189      Int iNumRefIdx = pcSlice->getNumRefIdx(REF_PIC_LIST_0);
1190      pcSlice->setNumRefIdx        ( REF_PIC_LIST_1, iNumRefIdx );
1191
1192      for (Int iRefIdx = 0; iRefIdx < iNumRefIdx; iRefIdx++)
1193      {
1194        pcSlice->setRefPic(pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx), REF_PIC_LIST_1, iRefIdx);
1195      }
1196    }
1197    if (!pcSlice->isIntra())
1198    {
1199      Bool bLowDelay = true;
1200      Int  iCurrPOC  = pcSlice->getPOC();
1201      Int iRefIdx = 0;
1202
1203      for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_0) && bLowDelay; iRefIdx++)
1204      {
1205        if ( pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx)->getPOC() > iCurrPOC )
1206        {
1207          bLowDelay = false;
1208        }
1209      }
1210      if (pcSlice->isInterB())
1211      {
1212        for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_1) && bLowDelay; iRefIdx++)
1213        {
1214          if ( pcSlice->getRefPic(REF_PIC_LIST_1, iRefIdx)->getPOC() > iCurrPOC )
1215          {
1216            bLowDelay = false;
1217          }
1218        }       
1219      }
1220
1221      pcSlice->setCheckLDC(bLowDelay);           
1222    }
1223
1224    //---------------
1225    pcSlice->setRefPOCList();
1226#if  H_3D_TMVP
1227    if(pcSlice->getLayerId())
1228      pcSlice->generateAlterRefforTMVP();
1229#endif
1230  }
1231
1232  pcPic->setCurrSliceIdx(m_uiSliceIdx);
1233  if(pcSlice->getSPS()->getScalingListFlag())
1234  {
1235    pcSlice->setScalingList ( pcSlice->getSPS()->getScalingList()  );
1236    if(pcSlice->getPPS()->getScalingListPresentFlag())
1237    {
1238      pcSlice->setScalingList ( pcSlice->getPPS()->getScalingList()  );
1239    }
1240    if(!pcSlice->getPPS()->getScalingListPresentFlag() && !pcSlice->getSPS()->getScalingListPresentFlag())
1241    {
1242      pcSlice->setDefaultScalingList();
1243    }
1244    m_cTrQuant.setScalingListDec(pcSlice->getScalingList());
1245    m_cTrQuant.setUseScalingList(true);
1246  }
1247  else
1248  {
1249    m_cTrQuant.setFlatScalingList();
1250    m_cTrQuant.setUseScalingList(false);
1251  }
1252
1253#if H_3D_IV_MERGE
1254#if H_3D_FCO
1255  if( !pcSlice->getIsDepth() && m_pcCamParsCollector )
1256#else
1257  if( pcSlice->getIsDepth() && m_pcCamParsCollector )
1258#endif
1259  {
1260    m_pcCamParsCollector->copyCamParamForSlice( pcSlice );
1261  }
1262#endif
1263
1264  //  Decode a picture
1265  m_cGopDecoder.decompressSlice(nalu.m_Bitstream, pcPic);
1266#if H_3D
1267  if( m_pcCamParsCollector )
1268  {
1269    m_pcCamParsCollector->setSlice( pcSlice );
1270  }
1271#endif
1272  m_bFirstSliceInPicture = false;
1273  m_uiSliceIdx++;
1274
1275  return false;
1276}
1277
1278Void TDecTop::xDecodeVPS()
1279{
1280  TComVPS* vps = new TComVPS();
1281 
1282  m_cEntropyDecoder.decodeVPS( vps );
1283  m_parameterSetManagerDecoder.storePrefetchedVPS(vps); 
1284}
1285
1286Void TDecTop::xDecodeSPS()
1287{
1288  TComSPS* sps = new TComSPS();
1289#if H_MV
1290  sps->setLayerId( getLayerId() ); 
1291#endif
1292#if H_3D
1293  // Preliminary fix. assuming that all sps refer to the same VPS.
1294  // Parsing dependency should be resolved!
1295  TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); 
1296  assert( vps != 0 );
1297  m_cEntropyDecoder.decodeSPS( sps, vps->getViewIndex( m_layerId ), ( vps->getDepthId( m_layerId ) == 1 ) );
1298#else
1299  m_cEntropyDecoder.decodeSPS( sps );
1300#endif
1301  m_parameterSetManagerDecoder.storePrefetchedSPS(sps);
1302}
1303
1304Void TDecTop::xDecodePPS()
1305{
1306  TComPPS* pps = new TComPPS();
1307#if H_MV
1308  pps->setLayerId( getLayerId() ); 
1309#endif
1310#if H_3D
1311  // Assuming that all PPS indirectly refer to the same VPS via different SPS
1312  // There is no parsing dependency in decoding DLT in PPS.
1313  // The VPS information passed to decodePPS() is used to arrange the decoded DLT tables to their corresponding layers.
1314  // This is equivalent to the process of
1315  //   Step 1) decoding DLT tables based on the number of depth layers, and
1316  //   Step 2) mapping DLT tables to the depth layers
1317  // as described in the 3D-HEVC WD.
1318  TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 );
1319  m_cEntropyDecoder.decodePPS( pps, vps );
1320#else
1321  m_cEntropyDecoder.decodePPS( pps );
1322#endif
1323  m_parameterSetManagerDecoder.storePrefetchedPPS( pps );
1324}
1325
1326Void TDecTop::xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType )
1327{
1328  if(nalUnitType == NAL_UNIT_SUFFIX_SEI)
1329  {
1330#if H_MV
1331    m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS( m_layerId ) );
1332#else
1333    m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1334#endif
1335  }
1336  else
1337  {
1338#if H_MV
1339    m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS( m_layerId ) );
1340#else
1341    m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1342#endif
1343    SEIMessages activeParamSets = getSeisByType(m_SEIs, SEI::ACTIVE_PARAMETER_SETS);
1344    if (activeParamSets.size()>0)
1345    {
1346      SEIActiveParameterSets *seiAps = (SEIActiveParameterSets*)(*activeParamSets.begin());
1347      m_parameterSetManagerDecoder.applyPrefetchedPS();
1348      assert(seiAps->activeSeqParameterSetId.size()>0);
1349#if H_MV
1350      if (! m_parameterSetManagerDecoder.activateSPSWithSEI(seiAps->activeSeqParameterSetId[0], m_layerId ))
1351#else
1352      if (! m_parameterSetManagerDecoder.activateSPSWithSEI(seiAps->activeSeqParameterSetId[0] ))
1353#endif
1354      {
1355        printf ("Warning SPS activation with Active parameter set SEI failed");
1356      }
1357    }
1358  }
1359}
1360
1361#if H_MV
1362Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, Bool newLayerFlag, Bool& sliceSkippedFlag )
1363#else
1364Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay)
1365#endif
1366{
1367  // Initialize entropy decoder
1368  m_cEntropyDecoder.setEntropyDecoder (&m_cCavlcDecoder);
1369  m_cEntropyDecoder.setBitstream      (nalu.m_Bitstream);
1370
1371  switch (nalu.m_nalUnitType)
1372  {
1373    case NAL_UNIT_VPS:
1374      xDecodeVPS();
1375#if H_MV
1376      m_isLastNALWasEos = false;
1377#endif
1378      return false;
1379     
1380    case NAL_UNIT_SPS:
1381      xDecodeSPS();
1382      return false;
1383
1384    case NAL_UNIT_PPS:
1385      xDecodePPS();
1386      return false;
1387     
1388    case NAL_UNIT_PREFIX_SEI:
1389    case NAL_UNIT_SUFFIX_SEI:
1390#if H_MV
1391      if ( nalu.m_nalUnitType == NAL_UNIT_SUFFIX_SEI )
1392      {
1393        assert( m_isLastNALWasEos == false );
1394      }
1395#endif
1396      xDecodeSEI( nalu.m_Bitstream, nalu.m_nalUnitType );
1397      return false;
1398
1399    case NAL_UNIT_CODED_SLICE_TRAIL_R:
1400    case NAL_UNIT_CODED_SLICE_TRAIL_N:
1401    case NAL_UNIT_CODED_SLICE_TSA_R:
1402    case NAL_UNIT_CODED_SLICE_TSA_N:
1403    case NAL_UNIT_CODED_SLICE_STSA_R:
1404    case NAL_UNIT_CODED_SLICE_STSA_N:
1405    case NAL_UNIT_CODED_SLICE_BLA_W_LP:
1406    case NAL_UNIT_CODED_SLICE_BLA_W_RADL:
1407    case NAL_UNIT_CODED_SLICE_BLA_N_LP:
1408    case NAL_UNIT_CODED_SLICE_IDR_W_RADL:
1409    case NAL_UNIT_CODED_SLICE_IDR_N_LP:
1410    case NAL_UNIT_CODED_SLICE_CRA:
1411    case NAL_UNIT_CODED_SLICE_RADL_N:
1412    case NAL_UNIT_CODED_SLICE_RADL_R:
1413    case NAL_UNIT_CODED_SLICE_RASL_N:
1414    case NAL_UNIT_CODED_SLICE_RASL_R:
1415#if H_MV
1416      if (nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TRAIL_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TRAIL_N ||
1417          nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TSA_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TSA_N ||
1418          nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_STSA_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_STSA_N ||
1419          nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RADL_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RADL_N ||
1420          nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RASL_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RASL_N )
1421      {
1422        assert( m_isLastNALWasEos == false );
1423      }
1424      else
1425      {
1426        m_isLastNALWasEos = false;
1427      }
1428
1429      return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay, newLayerFlag, sliceSkippedFlag );
1430#else
1431      return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay);
1432#endif
1433      break;
1434    case NAL_UNIT_EOS:
1435#if H_MV
1436      assert( m_isLastNALWasEos == false );
1437      //Check layer id of the nalu. if it is not 0, give a warning message and just return without doing anything.
1438      if (nalu.m_layerId > 0)
1439      {
1440        printf( "\nThis bitstream has EOS with non-zero layer id.\n" );
1441        return false;
1442      }
1443      m_isLastNALWasEos = true;
1444#endif
1445      m_associatedIRAPType = NAL_UNIT_INVALID;
1446      m_pocCRA = 0;
1447      m_pocRandomAccess = MAX_INT;
1448      m_prevPOC = MAX_INT;
1449      m_bFirstSliceInPicture = true;
1450      m_bFirstSliceInSequence = true;
1451      m_prevSliceSkipped = false;
1452      m_skippedPOC = 0;
1453      return false;
1454     
1455    case NAL_UNIT_ACCESS_UNIT_DELIMITER:
1456      // TODO: process AU delimiter
1457      return false;
1458     
1459    case NAL_UNIT_EOB:
1460      return false;
1461     
1462    case NAL_UNIT_FILLER_DATA:
1463#if H_MV
1464      assert( m_isLastNALWasEos == false );
1465#endif
1466      return false;
1467     
1468    case NAL_UNIT_RESERVED_VCL_N10:
1469    case NAL_UNIT_RESERVED_VCL_R11:
1470    case NAL_UNIT_RESERVED_VCL_N12:
1471    case NAL_UNIT_RESERVED_VCL_R13:
1472    case NAL_UNIT_RESERVED_VCL_N14:
1473    case NAL_UNIT_RESERVED_VCL_R15:
1474     
1475    case NAL_UNIT_RESERVED_IRAP_VCL22:
1476    case NAL_UNIT_RESERVED_IRAP_VCL23:
1477     
1478    case NAL_UNIT_RESERVED_VCL24:
1479    case NAL_UNIT_RESERVED_VCL25:
1480    case NAL_UNIT_RESERVED_VCL26:
1481    case NAL_UNIT_RESERVED_VCL27:
1482    case NAL_UNIT_RESERVED_VCL28:
1483    case NAL_UNIT_RESERVED_VCL29:
1484    case NAL_UNIT_RESERVED_VCL30:
1485    case NAL_UNIT_RESERVED_VCL31:
1486     
1487    case NAL_UNIT_RESERVED_NVCL41:
1488    case NAL_UNIT_RESERVED_NVCL42:
1489    case NAL_UNIT_RESERVED_NVCL43:
1490    case NAL_UNIT_RESERVED_NVCL44:
1491    case NAL_UNIT_RESERVED_NVCL45:
1492    case NAL_UNIT_RESERVED_NVCL46:
1493    case NAL_UNIT_RESERVED_NVCL47:
1494    case NAL_UNIT_UNSPECIFIED_48:
1495    case NAL_UNIT_UNSPECIFIED_49:
1496    case NAL_UNIT_UNSPECIFIED_50:
1497    case NAL_UNIT_UNSPECIFIED_51:
1498    case NAL_UNIT_UNSPECIFIED_52:
1499    case NAL_UNIT_UNSPECIFIED_53:
1500    case NAL_UNIT_UNSPECIFIED_54:
1501    case NAL_UNIT_UNSPECIFIED_55:
1502    case NAL_UNIT_UNSPECIFIED_56:
1503    case NAL_UNIT_UNSPECIFIED_57:
1504    case NAL_UNIT_UNSPECIFIED_58:
1505    case NAL_UNIT_UNSPECIFIED_59:
1506    case NAL_UNIT_UNSPECIFIED_60:
1507    case NAL_UNIT_UNSPECIFIED_61:
1508    case NAL_UNIT_UNSPECIFIED_62:
1509    case NAL_UNIT_UNSPECIFIED_63:
1510    default:
1511      assert (0);
1512  }
1513
1514  return false;
1515}
1516
1517/** Function for checking if picture should be skipped because of association with a previous BLA picture
1518 * \param iPOCLastDisplay POC of last picture displayed
1519 * \returns true if the picture should be skipped
1520 * This function skips all TFD pictures that follow a BLA picture
1521 * in decoding order and precede it in output order.
1522 */
1523Bool TDecTop::isSkipPictureForBLA(Int& iPOCLastDisplay)
1524{
1525  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) && 
1526       m_apcSlicePilot->getPOC() < m_pocCRA && (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N))
1527  {
1528    iPOCLastDisplay++;
1529    return true;
1530  }
1531  return false;
1532}
1533
1534/** Function for checking if picture should be skipped because of random access
1535 * \param iSkipFrame skip frame counter
1536 * \param iPOCLastDisplay POC of last picture displayed
1537 * \returns true if the picture shold be skipped in the random access.
1538 * This function checks the skipping of pictures in the case of -s option random access.
1539 * All pictures prior to the random access point indicated by the counter iSkipFrame are skipped.
1540 * It also checks the type of Nal unit type at the random access point.
1541 * 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.
1542 * If the random access point is IDR all pictures after the random access point are decoded.
1543 * If the random access point is none of the above, a warning is issues, and decoding of pictures with POC
1544 * equal to or greater than the random access point POC is attempted. For non IDR/CRA/BLA random
1545 * access point there is no guarantee that the decoder will not crash.
1546 */
1547Bool TDecTop::isRandomAccessSkipPicture(Int& iSkipFrame,  Int& iPOCLastDisplay)
1548{
1549  if (iSkipFrame) 
1550  {
1551    iSkipFrame--;   // decrement the counter
1552    return true;
1553  }
1554#if H_MV
1555  else if ( !m_layerInitilizedFlag[ m_layerId ] ) // start of random access point, m_pocRandomAccess has not been set yet.
1556#else
1557  else if (m_pocRandomAccess == MAX_INT) // start of random access point, m_pocRandomAccess has not been set yet.
1558#endif
1559  {
1560    if (   m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA
1561        || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP
1562        || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP
1563        || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL )
1564    {
1565
1566#if H_MV
1567      if ( xAllRefLayersInitilized() )
1568      {
1569        m_layerInitilizedFlag[ m_layerId ] = true; 
1570        m_pocRandomAccess = m_apcSlicePilot->getPOC();
1571      }
1572      else
1573      {
1574        return true; 
1575      }
1576#else
1577      // set the POC random access since we need to skip the reordered pictures in the case of CRA/CRANT/BLA/BLANT.
1578      m_pocRandomAccess = m_apcSlicePilot->getPOC();
1579#endif
1580    }
1581    else if ( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP )
1582    {
1583#if H_MV
1584      if ( xAllRefLayersInitilized() )
1585      {
1586        m_layerInitilizedFlag[ m_layerId ] = true; 
1587        m_pocRandomAccess = -MAX_INT; // no need to skip the reordered pictures in IDR, they are decodable.
1588      }
1589      else 
1590      {
1591        return true; 
1592      }
1593#else
1594      m_pocRandomAccess = -MAX_INT; // no need to skip the reordered pictures in IDR, they are decodable.
1595#endif
1596    }
1597    else 
1598    {
1599#if H_MV
1600      static Bool warningMessage[MAX_NUM_LAYERS];
1601      static Bool warningInitFlag = false;
1602     
1603      if (!warningInitFlag)
1604      {
1605        for ( Int i = 0; i < MAX_NUM_LAYERS; i++)
1606        {
1607          warningMessage[i] = true; 
1608        }
1609        warningInitFlag = true; 
1610      }
1611
1612      if ( warningMessage[getLayerId()] )
1613      {
1614        printf("\nLayer%3d   No valid random access point. VCL NAL units of this layer are discarded until next layer initialization picture. ", getLayerId() ); 
1615        warningMessage[m_layerId] = false; 
1616      }
1617#else
1618      static Bool warningMessage = false;
1619      if(!warningMessage)
1620      {
1621        printf("\nWarning: this is not a valid random access point and the data is discarded until the first CRA picture");
1622        warningMessage = true;
1623      }
1624#endif
1625      return true;
1626    }
1627  }
1628  // skip the reordered pictures, if necessary
1629  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))
1630  {
1631    iPOCLastDisplay++;
1632    return true;
1633  }
1634#if H_MV
1635  return !m_layerInitilizedFlag[ getLayerId() ]; 
1636#else
1637  // if we reach here, then the picture is not skipped.
1638  return false; 
1639#endif
1640}
1641
1642#if H_MV
1643TComPic* TDecTop::getPic( Int poc )
1644{
1645  xGetPic( m_layerId, poc ); 
1646  TComList<TComPic*>* listPic = getListPic();
1647  TComPic* pcPic = NULL;
1648  for(TComList<TComPic*>::iterator it=listPic->begin(); it!=listPic->end(); it++)
1649  {
1650    if( (*it)->getPOC() == poc )
1651    {
1652      pcPic = *it ;
1653      break ;
1654    }
1655  }
1656  return pcPic;
1657}
1658
1659TComPic* TDecTop::xGetPic( Int layerId, Int poc )
1660{ 
1661  return m_ivPicLists->getPic( layerId, poc ) ;
1662}
1663
1664Void TDecTop::xResetPocInPicBuffer()
1665{
1666  TComList<TComPic*>::iterator  iterPic   = m_cListPic.begin();
1667  while (iterPic != m_cListPic.end())
1668  {
1669    TComPic* pic = *(iterPic++);
1670    if ( pic->getReconMark() )
1671    {
1672      for( Int i = 0; i < pic->getNumAllocatedSlice(); i++)
1673      {
1674        TComSlice* slice = pic->getSlice( i ); 
1675        slice->setPOC ( slice->getPOC() - m_apcSlicePilot->getPocBeforeReset() );           
1676      }         
1677    }     
1678  }
1679}
1680
1681#if H_MV
1682Void TDecTop::xCeckNoClrasOutput()
1683{
1684  // This part needs further testing!
1685  if ( getLayerId() == 0 )
1686  {   
1687    NalUnitType nut = m_apcSlicePilot->getNalUnitType(); 
1688
1689    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 ); 
1690    Bool isIDR  = ( nut == NAL_UNIT_CODED_SLICE_IDR_W_RADL ) || ( nut == NAL_UNIT_CODED_SLICE_IDR_N_LP ); 
1691    Bool noClrasOutputFlag  = isBLA || ( isIDR  &&  m_apcSlicePilot->getCrossLayerBlaFlag() ); 
1692
1693    if ( noClrasOutputFlag ) 
1694    {
1695      for (Int i = 0; i < MAX_NUM_LAYER_IDS; i++)
1696      {
1697        m_layerInitilizedFlag[i] = false; 
1698      } 
1699    }
1700  }
1701}
1702
1703Bool TDecTop::xAllRefLayersInitilized()
1704{
1705  Bool allRefLayersInitilizedFlag = true; 
1706  TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); 
1707  for (Int i = 0; i < vps->getNumDirectRefLayers( getLayerId()  ); i++ )
1708  {
1709    Int refLayerId = vps->getIdDirectRefLayer( m_layerId, i ); 
1710    allRefLayersInitilizedFlag = allRefLayersInitilizedFlag && m_layerInitilizedFlag[ refLayerId ]; 
1711  }
1712
1713  return allRefLayersInitilizedFlag;
1714}
1715#endif
1716#endif
1717//! \}
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