source: 3DVCSoftware/branches/HTM-12.2-dev2-LGE/source/Lib/TLibDecoder/TDecTop.cpp @ 1088

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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
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 *
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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.
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18 *    be used to endorse or promote products derived from this software without
19 *    specific prior written permission.
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23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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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  pps->setSPS(sps);
729  pps->setNumSubstreams(pps->getEntropyCodingSyncEnabledFlag() ? ((sps->getPicHeightInLumaSamples() + sps->getMaxCUHeight() - 1) / sps->getMaxCUHeight()) * (pps->getNumTileColumnsMinus1() + 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 i;
1027  pcPic->getPicSym()->initTiles(pcSlice->getPPS());
1028
1029  //generate the Coding Order Map and Inverse Coding Order Map
1030  UInt uiEncCUAddr;
1031  for(i=0, uiEncCUAddr=0; i<pcPic->getPicSym()->getNumberOfCUsInFrame(); i++, uiEncCUAddr = pcPic->getPicSym()->xCalculateNxtCUAddr(uiEncCUAddr))
1032  {
1033    pcPic->getPicSym()->setCUOrderMap(i, uiEncCUAddr);
1034    pcPic->getPicSym()->setInverseCUOrderMap(uiEncCUAddr, i);
1035  }
1036  pcPic->getPicSym()->setCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame());
1037  pcPic->getPicSym()->setInverseCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame());
1038
1039  //convert the start and end CU addresses of the slice and dependent slice into encoding order
1040  pcSlice->setSliceSegmentCurStartCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurStartCUAddr()) );
1041  pcSlice->setSliceSegmentCurEndCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurEndCUAddr()) );
1042  if(pcSlice->isNextSlice())
1043  {
1044    pcSlice->setSliceCurStartCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurStartCUAddr()));
1045    pcSlice->setSliceCurEndCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurEndCUAddr()));
1046  }
1047
1048  if (m_bFirstSliceInPicture) 
1049  {
1050    if(pcPic->getNumAllocatedSlice() != 1)
1051    {
1052      pcPic->clearSliceBuffer();
1053    }
1054  }
1055  else
1056  {
1057    pcPic->allocateNewSlice();
1058  }
1059  assert(pcPic->getNumAllocatedSlice() == (m_uiSliceIdx + 1));
1060  m_apcSlicePilot = pcPic->getPicSym()->getSlice(m_uiSliceIdx); 
1061  pcPic->getPicSym()->setSlice(pcSlice, m_uiSliceIdx);
1062
1063  pcPic->setTLayer(nalu.m_temporalId);
1064
1065#if H_MV
1066  pcPic->setLayerId( nalu.m_layerId );
1067  pcPic->setViewId ( getViewId() );
1068#if H_3D
1069  pcPic->setViewIndex( getViewIndex() );
1070  pcPic->setIsDepth  ( getIsDepth  () );
1071#endif
1072#endif
1073  if (bNextSlice)
1074  {
1075    pcSlice->checkCRA(pcSlice->getRPS(), m_pocCRA, m_associatedIRAPType, m_cListPic );
1076    // Set reference list
1077#if H_MV   
1078    std::vector< TComPic* > tempRefPicLists[2];
1079    std::vector< Bool     > usedAsLongTerm [2];
1080    Int       numPocTotalCurr;
1081
1082    pcSlice->getTempRefPicLists( m_cListPic, m_refPicSetInterLayer0, m_refPicSetInterLayer1, tempRefPicLists, usedAsLongTerm, numPocTotalCurr);
1083    pcSlice->setRefPicList     ( tempRefPicLists, usedAsLongTerm, numPocTotalCurr, true ); 
1084#if H_3D_ARP
1085    pcSlice->setARPStepNum(m_ivPicLists);
1086    if( pcSlice->getARPStepNum() > 1 )
1087    {
1088      // GT: This seems to be broken, not all nuh_layer_ids are necessarily present
1089      for(Int iLayerId = 0; iLayerId < nalu.m_layerId; iLayerId ++ )
1090      {
1091        Int  iViewIdx =   pcSlice->getVPS()->getViewIndex(iLayerId);
1092        Bool bIsDepth = ( pcSlice->getVPS()->getDepthId  ( iLayerId ) == 1 );
1093        if( iViewIdx<getViewIndex() && !bIsDepth )
1094        {
1095          pcSlice->setBaseViewRefPicList( m_ivPicLists->getPicList( iLayerId ), iViewIdx );
1096        }
1097      }
1098    }
1099#endif
1100#else
1101    pcSlice->setRefPicList( m_cListPic, true );
1102#endif
1103
1104#if H_3D
1105    pcSlice->setIvPicLists( m_ivPicLists );         
1106#if H_3D_IV_MERGE
1107#if H_3D_FCO
1108    //assert( !getIsDepth() );
1109#else
1110    assert( !getIsDepth() || ( pcSlice->getTexturePic() != 0 ) );
1111#endif
1112#endif   
1113#endif
1114#if H_MV
1115    if( m_layerId > 0 && !pcSlice->isIntra() && pcSlice->getEnableTMVPFlag() )
1116    {
1117      TComPic* refPic = pcSlice->getRefPic(RefPicList(1 - pcSlice->getColFromL0Flag()), pcSlice->getColRefIdx());
1118
1119      assert ( refPic );
1120      assert ( refPic->getPicSym()->getSlice(0)->getAvailableForTMVPRefFlag() == true );
1121    }
1122#endif
1123
1124    // For generalized B
1125    // note: maybe not existed case (always L0 is copied to L1 if L1 is empty)
1126    if (pcSlice->isInterB() && pcSlice->getNumRefIdx(REF_PIC_LIST_1) == 0)
1127    {
1128      Int iNumRefIdx = pcSlice->getNumRefIdx(REF_PIC_LIST_0);
1129      pcSlice->setNumRefIdx        ( REF_PIC_LIST_1, iNumRefIdx );
1130
1131      for (Int iRefIdx = 0; iRefIdx < iNumRefIdx; iRefIdx++)
1132      {
1133        pcSlice->setRefPic(pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx), REF_PIC_LIST_1, iRefIdx);
1134      }
1135    }
1136    if (!pcSlice->isIntra())
1137    {
1138      Bool bLowDelay = true;
1139      Int  iCurrPOC  = pcSlice->getPOC();
1140      Int iRefIdx = 0;
1141
1142      for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_0) && bLowDelay; iRefIdx++)
1143      {
1144        if ( pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx)->getPOC() > iCurrPOC )
1145        {
1146          bLowDelay = false;
1147        }
1148      }
1149      if (pcSlice->isInterB())
1150      {
1151        for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_1) && bLowDelay; iRefIdx++)
1152        {
1153          if ( pcSlice->getRefPic(REF_PIC_LIST_1, iRefIdx)->getPOC() > iCurrPOC )
1154          {
1155            bLowDelay = false;
1156          }
1157        }       
1158      }
1159
1160      pcSlice->setCheckLDC(bLowDelay);           
1161    }
1162
1163    //---------------
1164    pcSlice->setRefPOCList();
1165#if  H_3D_TMVP
1166    if(pcSlice->getLayerId())
1167      pcSlice->generateAlterRefforTMVP();
1168#endif
1169  }
1170
1171  pcPic->setCurrSliceIdx(m_uiSliceIdx);
1172  if(pcSlice->getSPS()->getScalingListFlag())
1173  {
1174    pcSlice->setScalingList ( pcSlice->getSPS()->getScalingList()  );
1175    if(pcSlice->getPPS()->getScalingListPresentFlag())
1176    {
1177      pcSlice->setScalingList ( pcSlice->getPPS()->getScalingList()  );
1178    }
1179    if(!pcSlice->getPPS()->getScalingListPresentFlag() && !pcSlice->getSPS()->getScalingListPresentFlag())
1180    {
1181      pcSlice->setDefaultScalingList();
1182    }
1183    m_cTrQuant.setScalingListDec(pcSlice->getScalingList());
1184    m_cTrQuant.setUseScalingList(true);
1185  }
1186  else
1187  {
1188    m_cTrQuant.setFlatScalingList();
1189    m_cTrQuant.setUseScalingList(false);
1190  }
1191
1192#if H_3D_IV_MERGE
1193#if H_3D_FCO
1194  if( !pcSlice->getIsDepth() && m_pcCamParsCollector )
1195#else
1196  if( pcSlice->getIsDepth() && m_pcCamParsCollector )
1197#endif
1198  {
1199    m_pcCamParsCollector->copyCamParamForSlice( pcSlice );
1200  }
1201#endif
1202
1203  //  Decode a picture
1204  m_cGopDecoder.decompressSlice(nalu.m_Bitstream, pcPic);
1205#if H_3D
1206  if( m_pcCamParsCollector )
1207  {
1208    m_pcCamParsCollector->setSlice( pcSlice );
1209  }
1210#endif
1211  m_bFirstSliceInPicture = false;
1212  m_uiSliceIdx++;
1213
1214  return false;
1215}
1216
1217Void TDecTop::xDecodeVPS()
1218{
1219  TComVPS* vps = new TComVPS();
1220 
1221  m_cEntropyDecoder.decodeVPS( vps );
1222  m_parameterSetManagerDecoder.storePrefetchedVPS(vps); 
1223}
1224
1225Void TDecTop::xDecodeSPS()
1226{
1227  TComSPS* sps = new TComSPS();
1228#if H_MV
1229  sps->setLayerId( getLayerId() ); 
1230#endif
1231#if H_3D
1232  // Preliminary fix. assuming that all sps refer to the same VPS.
1233  // Parsing dependency should be resolved!
1234  TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); 
1235  assert( vps != 0 );
1236  m_cEntropyDecoder.decodeSPS( sps, vps->getViewIndex( m_layerId ), ( vps->getDepthId( m_layerId ) == 1 ) );
1237#else
1238  m_cEntropyDecoder.decodeSPS( sps );
1239#endif
1240  m_parameterSetManagerDecoder.storePrefetchedSPS(sps);
1241}
1242
1243Void TDecTop::xDecodePPS()
1244{
1245  TComPPS* pps = new TComPPS();
1246#if H_MV
1247  pps->setLayerId( getLayerId() ); 
1248#endif
1249#if H_3D
1250  // Assuming that all PPS indirectly refer to the same VPS via different SPS
1251  // There is no parsing dependency in decoding DLT in PPS.
1252  // The VPS information passed to decodePPS() is used to arrange the decoded DLT tables to their corresponding layers.
1253  // This is equivalent to the process of
1254  //   Step 1) decoding DLT tables based on the number of depth layers, and
1255  //   Step 2) mapping DLT tables to the depth layers
1256  // as described in the 3D-HEVC WD.
1257  TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 );
1258  m_cEntropyDecoder.decodePPS( pps, vps );
1259#else
1260  m_cEntropyDecoder.decodePPS( pps );
1261#endif
1262  m_parameterSetManagerDecoder.storePrefetchedPPS( pps );
1263}
1264
1265Void TDecTop::xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType )
1266{
1267  if(nalUnitType == NAL_UNIT_SUFFIX_SEI)
1268  {
1269#if H_MV
1270    m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS( m_layerId ) );
1271#else
1272    m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1273#endif
1274  }
1275  else
1276  {
1277#if H_MV
1278    m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS( m_layerId ) );
1279#else
1280    m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1281#endif
1282    SEIMessages activeParamSets = getSeisByType(m_SEIs, SEI::ACTIVE_PARAMETER_SETS);
1283    if (activeParamSets.size()>0)
1284    {
1285      SEIActiveParameterSets *seiAps = (SEIActiveParameterSets*)(*activeParamSets.begin());
1286      m_parameterSetManagerDecoder.applyPrefetchedPS();
1287      assert(seiAps->activeSeqParameterSetId.size()>0);
1288#if H_MV
1289      if (! m_parameterSetManagerDecoder.activateSPSWithSEI(seiAps->activeSeqParameterSetId[0], m_layerId ))
1290#else
1291      if (! m_parameterSetManagerDecoder.activateSPSWithSEI(seiAps->activeSeqParameterSetId[0] ))
1292#endif
1293      {
1294        printf ("Warning SPS activation with Active parameter set SEI failed");
1295      }
1296    }
1297  }
1298}
1299
1300#if H_MV
1301Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, Bool newLayerFlag, Bool& sliceSkippedFlag )
1302#else
1303Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay)
1304#endif
1305{
1306  // Initialize entropy decoder
1307  m_cEntropyDecoder.setEntropyDecoder (&m_cCavlcDecoder);
1308  m_cEntropyDecoder.setBitstream      (nalu.m_Bitstream);
1309
1310  switch (nalu.m_nalUnitType)
1311  {
1312    case NAL_UNIT_VPS:
1313      xDecodeVPS();
1314#if H_MV
1315      m_isLastNALWasEos = false;
1316#endif
1317      return false;
1318     
1319    case NAL_UNIT_SPS:
1320      xDecodeSPS();
1321      return false;
1322
1323    case NAL_UNIT_PPS:
1324      xDecodePPS();
1325      return false;
1326     
1327    case NAL_UNIT_PREFIX_SEI:
1328    case NAL_UNIT_SUFFIX_SEI:
1329#if H_MV
1330      if ( nalu.m_nalUnitType == NAL_UNIT_SUFFIX_SEI )
1331      {
1332        assert( m_isLastNALWasEos == false );
1333      }
1334#endif
1335      xDecodeSEI( nalu.m_Bitstream, nalu.m_nalUnitType );
1336      return false;
1337
1338    case NAL_UNIT_CODED_SLICE_TRAIL_R:
1339    case NAL_UNIT_CODED_SLICE_TRAIL_N:
1340    case NAL_UNIT_CODED_SLICE_TSA_R:
1341    case NAL_UNIT_CODED_SLICE_TSA_N:
1342    case NAL_UNIT_CODED_SLICE_STSA_R:
1343    case NAL_UNIT_CODED_SLICE_STSA_N:
1344    case NAL_UNIT_CODED_SLICE_BLA_W_LP:
1345    case NAL_UNIT_CODED_SLICE_BLA_W_RADL:
1346    case NAL_UNIT_CODED_SLICE_BLA_N_LP:
1347    case NAL_UNIT_CODED_SLICE_IDR_W_RADL:
1348    case NAL_UNIT_CODED_SLICE_IDR_N_LP:
1349    case NAL_UNIT_CODED_SLICE_CRA:
1350    case NAL_UNIT_CODED_SLICE_RADL_N:
1351    case NAL_UNIT_CODED_SLICE_RADL_R:
1352    case NAL_UNIT_CODED_SLICE_RASL_N:
1353    case NAL_UNIT_CODED_SLICE_RASL_R:
1354#if H_MV
1355      if (nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TRAIL_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TRAIL_N ||
1356          nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TSA_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TSA_N ||
1357          nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_STSA_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_STSA_N ||
1358          nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RADL_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RADL_N ||
1359          nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RASL_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RASL_N )
1360      {
1361        assert( m_isLastNALWasEos == false );
1362      }
1363      else
1364      {
1365        m_isLastNALWasEos = false;
1366      }
1367
1368      return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay, newLayerFlag, sliceSkippedFlag );
1369#else
1370      return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay);
1371#endif
1372      break;
1373    case NAL_UNIT_EOS:
1374#if H_MV
1375      assert( m_isLastNALWasEos == false );
1376      //Check layer id of the nalu. if it is not 0, give a warning message and just return without doing anything.
1377      if (nalu.m_layerId > 0)
1378      {
1379        printf( "\nThis bitstream has EOS with non-zero layer id.\n" );
1380        return false;
1381      }
1382      m_isLastNALWasEos = true;
1383#endif
1384      m_associatedIRAPType = NAL_UNIT_INVALID;
1385      m_pocCRA = 0;
1386      m_pocRandomAccess = MAX_INT;
1387      m_prevPOC = MAX_INT;
1388      m_bFirstSliceInPicture = true;
1389      m_bFirstSliceInSequence = true;
1390      m_prevSliceSkipped = false;
1391      m_skippedPOC = 0;
1392      return false;
1393     
1394    case NAL_UNIT_ACCESS_UNIT_DELIMITER:
1395      // TODO: process AU delimiter
1396      return false;
1397     
1398    case NAL_UNIT_EOB:
1399      return false;
1400     
1401    case NAL_UNIT_FILLER_DATA:
1402#if H_MV
1403      assert( m_isLastNALWasEos == false );
1404#endif
1405      return false;
1406     
1407    case NAL_UNIT_RESERVED_VCL_N10:
1408    case NAL_UNIT_RESERVED_VCL_R11:
1409    case NAL_UNIT_RESERVED_VCL_N12:
1410    case NAL_UNIT_RESERVED_VCL_R13:
1411    case NAL_UNIT_RESERVED_VCL_N14:
1412    case NAL_UNIT_RESERVED_VCL_R15:
1413     
1414    case NAL_UNIT_RESERVED_IRAP_VCL22:
1415    case NAL_UNIT_RESERVED_IRAP_VCL23:
1416     
1417    case NAL_UNIT_RESERVED_VCL24:
1418    case NAL_UNIT_RESERVED_VCL25:
1419    case NAL_UNIT_RESERVED_VCL26:
1420    case NAL_UNIT_RESERVED_VCL27:
1421    case NAL_UNIT_RESERVED_VCL28:
1422    case NAL_UNIT_RESERVED_VCL29:
1423    case NAL_UNIT_RESERVED_VCL30:
1424    case NAL_UNIT_RESERVED_VCL31:
1425     
1426    case NAL_UNIT_RESERVED_NVCL41:
1427    case NAL_UNIT_RESERVED_NVCL42:
1428    case NAL_UNIT_RESERVED_NVCL43:
1429    case NAL_UNIT_RESERVED_NVCL44:
1430    case NAL_UNIT_RESERVED_NVCL45:
1431    case NAL_UNIT_RESERVED_NVCL46:
1432    case NAL_UNIT_RESERVED_NVCL47:
1433    case NAL_UNIT_UNSPECIFIED_48:
1434    case NAL_UNIT_UNSPECIFIED_49:
1435    case NAL_UNIT_UNSPECIFIED_50:
1436    case NAL_UNIT_UNSPECIFIED_51:
1437    case NAL_UNIT_UNSPECIFIED_52:
1438    case NAL_UNIT_UNSPECIFIED_53:
1439    case NAL_UNIT_UNSPECIFIED_54:
1440    case NAL_UNIT_UNSPECIFIED_55:
1441    case NAL_UNIT_UNSPECIFIED_56:
1442    case NAL_UNIT_UNSPECIFIED_57:
1443    case NAL_UNIT_UNSPECIFIED_58:
1444    case NAL_UNIT_UNSPECIFIED_59:
1445    case NAL_UNIT_UNSPECIFIED_60:
1446    case NAL_UNIT_UNSPECIFIED_61:
1447    case NAL_UNIT_UNSPECIFIED_62:
1448    case NAL_UNIT_UNSPECIFIED_63:
1449    default:
1450      assert (0);
1451  }
1452
1453  return false;
1454}
1455
1456/** Function for checking if picture should be skipped because of association with a previous BLA picture
1457 * \param iPOCLastDisplay POC of last picture displayed
1458 * \returns true if the picture should be skipped
1459 * This function skips all TFD pictures that follow a BLA picture
1460 * in decoding order and precede it in output order.
1461 */
1462Bool TDecTop::isSkipPictureForBLA(Int& iPOCLastDisplay)
1463{
1464  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) && 
1465       m_apcSlicePilot->getPOC() < m_pocCRA && (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N))
1466  {
1467    iPOCLastDisplay++;
1468    return true;
1469  }
1470  return false;
1471}
1472
1473/** Function for checking if picture should be skipped because of random access
1474 * \param iSkipFrame skip frame counter
1475 * \param iPOCLastDisplay POC of last picture displayed
1476 * \returns true if the picture shold be skipped in the random access.
1477 * This function checks the skipping of pictures in the case of -s option random access.
1478 * All pictures prior to the random access point indicated by the counter iSkipFrame are skipped.
1479 * It also checks the type of Nal unit type at the random access point.
1480 * 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.
1481 * If the random access point is IDR all pictures after the random access point are decoded.
1482 * If the random access point is none of the above, a warning is issues, and decoding of pictures with POC
1483 * equal to or greater than the random access point POC is attempted. For non IDR/CRA/BLA random
1484 * access point there is no guarantee that the decoder will not crash.
1485 */
1486Bool TDecTop::isRandomAccessSkipPicture(Int& iSkipFrame,  Int& iPOCLastDisplay)
1487{
1488  if (iSkipFrame) 
1489  {
1490    iSkipFrame--;   // decrement the counter
1491    return true;
1492  }
1493#if H_MV
1494  else if ( !m_layerInitilizedFlag[ m_layerId ] ) // start of random access point, m_pocRandomAccess has not been set yet.
1495#else
1496  else if (m_pocRandomAccess == MAX_INT) // start of random access point, m_pocRandomAccess has not been set yet.
1497#endif
1498  {
1499    if (   m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA
1500        || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP
1501        || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP
1502        || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL )
1503    {
1504
1505#if H_MV
1506      if ( xAllRefLayersInitilized() )
1507      {
1508        m_layerInitilizedFlag[ m_layerId ] = true; 
1509        m_pocRandomAccess = m_apcSlicePilot->getPOC();
1510      }
1511      else
1512      {
1513        return true; 
1514      }
1515#else
1516      // set the POC random access since we need to skip the reordered pictures in the case of CRA/CRANT/BLA/BLANT.
1517      m_pocRandomAccess = m_apcSlicePilot->getPOC();
1518#endif
1519    }
1520    else if ( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP )
1521    {
1522#if H_MV
1523      if ( xAllRefLayersInitilized() )
1524      {
1525        m_layerInitilizedFlag[ m_layerId ] = true; 
1526        m_pocRandomAccess = -MAX_INT; // no need to skip the reordered pictures in IDR, they are decodable.
1527      }
1528      else 
1529      {
1530        return true; 
1531      }
1532#else
1533      m_pocRandomAccess = -MAX_INT; // no need to skip the reordered pictures in IDR, they are decodable.
1534#endif
1535    }
1536    else 
1537    {
1538#if H_MV
1539      static Bool warningMessage[MAX_NUM_LAYERS];
1540      static Bool warningInitFlag = false;
1541     
1542      if (!warningInitFlag)
1543      {
1544        for ( Int i = 0; i < MAX_NUM_LAYERS; i++)
1545        {
1546          warningMessage[i] = true; 
1547        }
1548        warningInitFlag = true; 
1549      }
1550
1551      if ( warningMessage[getLayerId()] )
1552      {
1553        printf("\nLayer%3d   No valid random access point. VCL NAL units of this layer are discarded until next layer initialization picture. ", getLayerId() ); 
1554        warningMessage[m_layerId] = false; 
1555      }
1556#else
1557      static Bool warningMessage = false;
1558      if(!warningMessage)
1559      {
1560        printf("\nWarning: this is not a valid random access point and the data is discarded until the first CRA picture");
1561        warningMessage = true;
1562      }
1563#endif
1564      return true;
1565    }
1566  }
1567  // skip the reordered pictures, if necessary
1568  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))
1569  {
1570    iPOCLastDisplay++;
1571    return true;
1572  }
1573#if H_MV
1574  return !m_layerInitilizedFlag[ getLayerId() ]; 
1575#else
1576  // if we reach here, then the picture is not skipped.
1577  return false; 
1578#endif
1579}
1580
1581#if H_MV
1582TComPic* TDecTop::getPic( Int poc )
1583{
1584  xGetPic( m_layerId, poc ); 
1585  TComList<TComPic*>* listPic = getListPic();
1586  TComPic* pcPic = NULL;
1587  for(TComList<TComPic*>::iterator it=listPic->begin(); it!=listPic->end(); it++)
1588  {
1589    if( (*it)->getPOC() == poc )
1590    {
1591      pcPic = *it ;
1592      break ;
1593    }
1594  }
1595  return pcPic;
1596}
1597
1598TComPic* TDecTop::xGetPic( Int layerId, Int poc )
1599{ 
1600  return m_ivPicLists->getPic( layerId, poc ) ;
1601}
1602
1603Void TDecTop::xResetPocInPicBuffer()
1604{
1605  TComList<TComPic*>::iterator  iterPic   = m_cListPic.begin();
1606  while (iterPic != m_cListPic.end())
1607  {
1608    TComPic* pic = *(iterPic++);
1609    if ( pic->getReconMark() )
1610    {
1611      for( Int i = 0; i < pic->getNumAllocatedSlice(); i++)
1612      {
1613        TComSlice* slice = pic->getSlice( i ); 
1614        slice->setPOC ( slice->getPOC() - m_apcSlicePilot->getPocBeforeReset() );           
1615      }         
1616    }     
1617  }
1618}
1619
1620#if H_MV
1621Void TDecTop::xCeckNoClrasOutput()
1622{
1623  // This part needs further testing!
1624  if ( getLayerId() == 0 )
1625  {   
1626    NalUnitType nut = m_apcSlicePilot->getNalUnitType(); 
1627
1628    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 ); 
1629    Bool isIDR  = ( nut == NAL_UNIT_CODED_SLICE_IDR_W_RADL ) || ( nut == NAL_UNIT_CODED_SLICE_IDR_N_LP ); 
1630    Bool noClrasOutputFlag  = isBLA || ( isIDR  &&  m_apcSlicePilot->getCrossLayerBlaFlag() ); 
1631
1632    if ( noClrasOutputFlag ) 
1633    {
1634      for (Int i = 0; i < MAX_NUM_LAYER_IDS; i++)
1635      {
1636        m_layerInitilizedFlag[i] = false; 
1637      } 
1638    }
1639  }
1640}
1641
1642Bool TDecTop::xAllRefLayersInitilized()
1643{
1644  Bool allRefLayersInitilizedFlag = true; 
1645  TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); 
1646  for (Int i = 0; i < vps->getNumDirectRefLayers( getLayerId()  ); i++ )
1647  {
1648    Int refLayerId = vps->getIdDirectRefLayer( m_layerId, i ); 
1649    allRefLayersInitilizedFlag = allRefLayersInitilizedFlag && m_layerInitilizedFlag[ refLayerId ]; 
1650  }
1651
1652  return allRefLayersInitilizedFlag;
1653}
1654#endif
1655#endif
1656//! \}
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