source: 3DVCSoftware/branches/HTM-8.2-dev0-Cleanup/source/App/TAppDecoder/TAppDecTop.cpp @ 648

Last change on this file since 648 was 648, checked in by tech, 11 years ago

Macro removal part H_MV5.

  • Property svn:eol-style set to native
File size: 19.8 KB
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1/* The copyright in this software is being made available under the BSD
2 * License, included below. This software may be subject to other third party
3 * and contributor rights, including patent rights, and no such rights are
4 * granted under this license. 
5 *
6 * Copyright (c) 2010-2013, ITU/ISO/IEC
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions are met:
11 *
12 *  * Redistributions of source code must retain the above copyright notice,
13 *    this list of conditions and the following disclaimer.
14 *  * Redistributions in binary form must reproduce the above copyright notice,
15 *    this list of conditions and the following disclaimer in the documentation
16 *    and/or other materials provided with the distribution.
17 *  * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18 *    be used to endorse or promote products derived from this software without
19 *    specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34/** \file     TAppDecTop.cpp
35    \brief    Decoder application class
36*/
37
38#include <list>
39#include <vector>
40#include <stdio.h>
41#include <fcntl.h>
42#include <assert.h>
43
44#include "TAppDecTop.h"
45#include "TLibDecoder/AnnexBread.h"
46#include "TLibDecoder/NALread.h"
47
48//! \ingroup TAppDecoder
49//! \{
50
51// ====================================================================================================================
52// Constructor / destructor / initialization / destroy
53// ====================================================================================================================
54
55TAppDecTop::TAppDecTop()
56#if !H_MV
57: m_iPOCLastDisplay(-MAX_INT)
58#else
59: m_numDecoders( 0 )
60#endif
61{
62  ::memset (m_abDecFlag, 0, sizeof (m_abDecFlag));
63#if H_MV
64  for (Int i = 0; i < MAX_NUM_LAYER_IDS; i++) m_layerIdToDecIdx[i] = -1; 
65#endif
66#if H_3D
67    m_pScaleOffsetFile  = 0;
68#endif
69}
70
71Void TAppDecTop::create()
72{
73}
74
75Void TAppDecTop::destroy()
76{
77  if (m_pchBitstreamFile)
78  {
79    free (m_pchBitstreamFile);
80    m_pchBitstreamFile = NULL;
81  }
82#if H_MV
83  for (Int decIdx = 0; decIdx < m_numDecoders; decIdx++)
84  {
85    if (m_pchReconFiles[decIdx])
86    {
87      free (m_pchReconFiles[decIdx]);
88      m_pchReconFiles[decIdx] = NULL;
89    }
90  }
91#endif
92  if (m_pchReconFile)
93  {
94    free (m_pchReconFile);
95    m_pchReconFile = NULL;
96  }
97#if H_3D
98  if (m_pchScaleOffsetFile)
99  {
100    free (m_pchScaleOffsetFile);
101    m_pchScaleOffsetFile = NULL; 
102  }
103#endif
104}
105
106// ====================================================================================================================
107// Public member functions
108// ====================================================================================================================
109
110/**
111 - create internal class
112 - initialize internal class
113 - until the end of the bitstream, call decoding function in TDecTop class
114 - delete allocated buffers
115 - destroy internal class
116 .
117 */
118Void TAppDecTop::decode()
119{
120  Int                 poc;
121#if H_MV
122  poc = -1; 
123#endif
124  TComList<TComPic*>* pcListPic = NULL;
125
126  ifstream bitstreamFile(m_pchBitstreamFile, ifstream::in | ifstream::binary);
127  if (!bitstreamFile)
128  {
129    fprintf(stderr, "\nfailed to open bitstream file `%s' for reading\n", m_pchBitstreamFile);
130    exit(EXIT_FAILURE);
131  }
132
133#if H_3D
134  if( m_pchScaleOffsetFile ) 
135  { 
136    m_pScaleOffsetFile = ::fopen( m_pchScaleOffsetFile, "wt" ); 
137    AOF( m_pScaleOffsetFile ); 
138  }
139  m_cCamParsCollector.init( m_pScaleOffsetFile );
140#endif
141  InputByteStream bytestream(bitstreamFile);
142
143  // create & initialize internal classes
144  xCreateDecLib();
145  xInitDecLib  ();
146#if !H_MV
147  m_iPOCLastDisplay += m_iSkipFrame;      // set the last displayed POC correctly for skip forward.
148
149  // main decoder loop
150  Bool recon_opened = false; // reconstruction file not yet opened. (must be performed after SPS is seen)
151#else
152#if H_3D
153  Int  pocCurrPic        = -MAX_INT;     
154  Int  pocLastPic        = -MAX_INT;   
155#endif
156
157  Int  layerIdCurrPic    = 0; 
158
159  Int  decIdxLastPic     = 0; 
160  Int  decIdxCurrPic     = 0; 
161
162  Bool firstSlice        = true; 
163#endif
164 
165  while (!!bitstreamFile)
166  {
167    /* location serves to work around a design fault in the decoder, whereby
168     * the process of reading a new slice that is the first slice of a new frame
169     * requires the TDecTop::decode() method to be called again with the same
170     * nal unit. */
171    streampos location = bitstreamFile.tellg();
172#if H_MV
173#if ENC_DEC_TRACE
174    Int64 symCount = g_nSymbolCounter;
175#endif
176#endif
177    AnnexBStats stats = AnnexBStats();
178#if !H_MV
179    Bool bPreviousPictureDecoded = false;
180#endif
181
182    vector<uint8_t> nalUnit;
183    InputNALUnit nalu;
184    byteStreamNALUnit(bytestream, nalUnit, stats);
185
186    // call actual decoding function
187    Bool bNewPicture = false;
188#if H_MV
189    Bool newSliceDiffPoc   = false;
190    Bool newSliceDiffLayer = false;
191#if H_3D
192    Bool allLayersDecoded  = false;     
193#endif
194#endif
195    if (nalUnit.empty())
196    {
197      /* this can happen if the following occur:
198       *  - empty input file
199       *  - two back-to-back start_code_prefixes
200       *  - start_code_prefix immediately followed by EOF
201       */
202      fprintf(stderr, "Warning: Attempt to decode an empty NAL unit\n");
203    }
204    else
205    {
206      read(nalu, nalUnit);
207#if H_MV     
208      Int decIdx     = xGetDecoderIdx( nalu.m_layerId , true );
209     
210      if( (m_iMaxTemporalLayer >= 0 && nalu.m_temporalId > m_iMaxTemporalLayer) || !isNaluWithinTargetDecLayerIdSet(&nalu) )
211      {
212        bNewPicture = false;
213      }
214      else
215      { 
216        newSliceDiffLayer = nalu.isSlice() && ( nalu.m_layerId != layerIdCurrPic ) && !firstSlice;
217        newSliceDiffPoc   = m_tDecTop[decIdx]->decode(nalu, m_iSkipFrame, m_pocLastDisplay[decIdx], newSliceDiffLayer );
218        // decode function only returns true when all of the following conditions are true
219        // - poc in particular layer changes
220        // - nalu does not belong to first slice in layer
221        // - nalu.isSlice() == true     
222
223        bNewPicture       = newSliceDiffLayer || newSliceDiffPoc; 
224
225        if ( nalu.isSlice() && firstSlice )
226        {
227          layerIdCurrPic = nalu.m_layerId; 
228#if H_3D
229          pocCurrPic     = m_tDecTop[decIdx]->getCurrPoc(); 
230#endif
231          decIdxCurrPic  = decIdx; 
232          firstSlice     = false; 
233        }
234
235        if ( bNewPicture || !bitstreamFile )
236        { 
237          layerIdCurrPic    = nalu.m_layerId; 
238#if H_3D         
239          pocLastPic        = pocCurrPic; 
240          pocCurrPic        = m_tDecTop[decIdx]->getCurrPoc(); 
241#endif         
242          decIdxLastPic     = decIdxCurrPic; 
243          decIdxCurrPic     = decIdx; 
244#if H_3D
245          allLayersDecoded = ( pocCurrPic != pocLastPic );
246#endif
247        }
248
249       
250#else
251      if( (m_iMaxTemporalLayer >= 0 && nalu.m_temporalId > m_iMaxTemporalLayer) || !isNaluWithinTargetDecLayerIdSet(&nalu)  )
252      {
253        if(bPreviousPictureDecoded)
254        {
255          bNewPicture = true;
256          bPreviousPictureDecoded = false;
257        }
258        else
259        {
260          bNewPicture = false;
261        }
262      }
263      else
264      {
265        bNewPicture = m_cTDecTop.decode(nalu, m_iSkipFrame, m_iPOCLastDisplay);
266#endif
267        if (bNewPicture)
268        {
269          bitstreamFile.clear();
270          /* location points to the current nalunit payload[1] due to the
271           * need for the annexB parser to read three extra bytes.
272           * [1] except for the first NAL unit in the file
273           *     (but bNewPicture doesn't happen then) */
274          bitstreamFile.seekg(location-streamoff(3));
275          bytestream.reset();
276#if ENC_DEC_TRACE
277#if H_MV_ENC_DEC_TRAC
278          const Bool resetCounter = false; 
279          if ( resetCounter )
280          {
281            g_nSymbolCounter  = symCount; // Only reset counter SH becomes traced twice
282          }
283          else
284          {
285            g_disableHLSTrace = true;     // Trancing of second parsing of SH is not carried out
286          }         
287#else
288          g_nSymbolCounter = symCount;
289#endif
290#endif
291        }
292#if !H_MV
293        bPreviousPictureDecoded = true; 
294#endif
295      }
296    }
297    if (bNewPicture || !bitstreamFile)
298    {
299#if H_MV
300      assert( decIdxLastPic != -1 ); 
301      m_tDecTop[decIdxLastPic]->endPicDecoding(poc, pcListPic, m_targetDecLayerIdSet );
302#else
303      m_cTDecTop.executeLoopFilters(poc, pcListPic);
304#endif
305    }
306#if H_3D
307    if ( allLayersDecoded || !bitstreamFile )
308    {
309      for( Int dI = 0; dI < m_numDecoders; dI++ )
310      {
311        TComPic* picLastCoded = m_ivPicLists.getPic( m_tDecTop[dI]->getLayerId(), pocLastPic );
312        assert( picLastCoded != NULL );       
313        picLastCoded->compressMotion(1);
314      }
315    }
316#endif
317
318    if( pcListPic )
319    {
320#if H_MV
321      if ( m_pchReconFiles[decIdxLastPic] && !m_reconOpen[decIdxLastPic] )
322#else
323      if ( m_pchReconFile && !recon_opened )
324#endif
325      {
326        if (!m_outputBitDepthY) { m_outputBitDepthY = g_bitDepthY; }
327        if (!m_outputBitDepthC) { m_outputBitDepthC = g_bitDepthC; }
328
329#if H_MV
330        m_tVideoIOYuvReconFile[decIdxLastPic]->open( m_pchReconFiles[decIdxLastPic], true, m_outputBitDepthY, m_outputBitDepthC, g_bitDepthY, g_bitDepthC ); // write mode
331        m_reconOpen[decIdxLastPic] = true;
332      }
333      if ( bNewPicture && newSliceDiffPoc && 
334#else
335        m_cTVideoIOYuvReconFile.open( m_pchReconFile, true, m_outputBitDepthY, m_outputBitDepthC, g_bitDepthY, g_bitDepthC ); // write mode
336        recon_opened = true;
337      }
338      if ( bNewPicture && 
339#endif
340           (   nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_IDR_W_RADL
341            || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_IDR_N_LP
342            || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_BLA_N_LP
343            || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_BLA_W_RADL
344            || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_BLA_W_LP ) )
345      {
346#if H_MV
347        xFlushOutput( pcListPic, decIdxLastPic );
348#else
349        xFlushOutput( pcListPic );
350#endif
351      }
352      // write reconstruction to file
353      if(bNewPicture)
354      {
355#if H_MV
356        xWriteOutput( pcListPic, decIdxLastPic, nalu.m_temporalId );
357      }
358    }
359  }
360
361#if H_3D
362  if( m_cCamParsCollector.isInitialized() )
363  {
364    m_cCamParsCollector.setSlice( 0 );
365  }
366#endif
367  for(UInt decIdx = 0; decIdx < m_numDecoders; decIdx++)
368  {
369    xFlushOutput( m_tDecTop[decIdx]->getListPic(), decIdx );
370  }
371#else
372        xWriteOutput( pcListPic, nalu.m_temporalId );
373      }
374    }
375  }
376 
377  xFlushOutput( pcListPic );
378  // delete buffers
379  m_cTDecTop.deletePicBuffer();
380#endif
381     
382  // destroy internal classes
383  xDestroyDecLib();
384}
385
386// ====================================================================================================================
387// Protected member functions
388// ====================================================================================================================
389
390Void TAppDecTop::xCreateDecLib()
391{
392#if H_MV
393  // initialize global variables
394  initROM(); 
395#if H_3D_DIM_DMM
396  initWedgeLists();
397#endif
398#else
399  // create decoder class
400  m_cTDecTop.create();
401#endif
402}
403
404Void TAppDecTop::xDestroyDecLib()
405{
406#if H_MV
407  // destroy ROM
408  destroyROM();
409
410  for(Int decIdx = 0; decIdx < m_numDecoders ; decIdx++)
411  {
412    if( m_tVideoIOYuvReconFile[decIdx] )
413    {
414      m_tVideoIOYuvReconFile[decIdx]->close();
415      delete m_tVideoIOYuvReconFile[decIdx]; 
416      m_tVideoIOYuvReconFile[decIdx] = NULL ;
417    }
418
419    if( m_tDecTop[decIdx] )
420    {
421      m_tDecTop[decIdx]->deletePicBuffer();
422      m_tDecTop[decIdx]->destroy() ;
423    }
424    delete m_tDecTop[decIdx] ; 
425    m_tDecTop[decIdx] = NULL ;
426  }
427#else
428  if ( m_pchReconFile )
429  {
430    m_cTVideoIOYuvReconFile. close();
431  }
432 
433  // destroy decoder class
434  m_cTDecTop.destroy();
435#endif
436#if H_3D
437  m_cCamParsCollector.uninit();
438  if( m_pScaleOffsetFile ) 
439  { 
440    ::fclose( m_pScaleOffsetFile ); 
441  }
442#endif
443}
444
445Void TAppDecTop::xInitDecLib()
446{
447#if !H_MV
448  // initialize decoder class
449  m_cTDecTop.init();
450  m_cTDecTop.setDecodedPictureHashSEIEnabled(m_decodedPictureHashSEIEnabled);
451#endif
452}
453
454/** \param pcListPic list of pictures to be written to file
455    \todo            DYN_REF_FREE should be revised
456 */
457#if H_MV
458Void TAppDecTop::xWriteOutput( TComList<TComPic*>* pcListPic, Int decIdx, Int tId )
459#else
460Void TAppDecTop::xWriteOutput( TComList<TComPic*>* pcListPic, UInt tId )
461#endif
462{
463  TComList<TComPic*>::iterator iterPic   = pcListPic->begin();
464  Int not_displayed = 0;
465
466  while (iterPic != pcListPic->end())
467  {
468    TComPic* pcPic = *(iterPic);
469#if H_MV
470    if(pcPic->getOutputMark() && pcPic->getPOC() > m_pocLastDisplay[decIdx])
471#else
472    if(pcPic->getOutputMark() && pcPic->getPOC() > m_iPOCLastDisplay)
473#endif
474    {
475       not_displayed++;
476    }
477    iterPic++;
478  }
479  iterPic   = pcListPic->begin();
480 
481  while (iterPic != pcListPic->end())
482  {
483    TComPic* pcPic = *(iterPic);
484   
485#if H_MV
486    if ( pcPic->getOutputMark() && (not_displayed >  pcPic->getNumReorderPics(tId) && pcPic->getPOC() > m_pocLastDisplay[decIdx]))
487#else
488    if ( pcPic->getOutputMark() && (not_displayed >  pcPic->getNumReorderPics(tId) && pcPic->getPOC() > m_iPOCLastDisplay))
489#endif
490    {
491      // write to file
492       not_displayed--;
493#if H_MV
494      if ( m_pchReconFiles[decIdx] )
495#else
496      if ( m_pchReconFile )
497#endif
498      {
499        const Window &conf = pcPic->getConformanceWindow();
500        const Window &defDisp = m_respectDefDispWindow ? pcPic->getDefDisplayWindow() : Window();
501#if H_MV
502        assert( conf   .getScaledFlag() );
503        assert( defDisp.getScaledFlag() );
504        m_tVideoIOYuvReconFile[decIdx]->write( pcPic->getPicYuvRec(),
505#else
506        m_cTVideoIOYuvReconFile.write( pcPic->getPicYuvRec(),
507#endif
508                                       conf.getWindowLeftOffset() + defDisp.getWindowLeftOffset(),
509                                       conf.getWindowRightOffset() + defDisp.getWindowRightOffset(),
510                                       conf.getWindowTopOffset() + defDisp.getWindowTopOffset(),
511                                       conf.getWindowBottomOffset() + defDisp.getWindowBottomOffset() );
512      }
513     
514      // update POC of display order
515#if H_MV
516      m_pocLastDisplay[decIdx] = pcPic->getPOC();
517#else
518      m_iPOCLastDisplay = pcPic->getPOC();
519#endif
520     
521      // erase non-referenced picture in the reference picture list after display
522      if ( !pcPic->getSlice(0)->isReferenced() && pcPic->getReconMark() == true )
523      {
524#if !DYN_REF_FREE
525        pcPic->setReconMark(false);
526       
527        // mark it should be extended later
528        pcPic->getPicYuvRec()->setBorderExtension( false );
529       
530#else
531        pcPic->destroy();
532        pcListPic->erase( iterPic );
533        iterPic = pcListPic->begin(); // to the beginning, non-efficient way, have to be revised!
534        continue;
535#endif
536      }
537      pcPic->setOutputMark(false);
538    }
539   
540    iterPic++;
541  }
542}
543
544/** \param pcListPic list of pictures to be written to file
545    \todo            DYN_REF_FREE should be revised
546 */
547#if H_MV
548Void TAppDecTop::xFlushOutput( TComList<TComPic*>* pcListPic, Int decIdx )
549#else
550Void TAppDecTop::xFlushOutput( TComList<TComPic*>* pcListPic )
551#endif
552{
553  if(!pcListPic)
554  {
555    return;
556  } 
557  TComList<TComPic*>::iterator iterPic   = pcListPic->begin();
558
559  iterPic   = pcListPic->begin();
560 
561  while (iterPic != pcListPic->end())
562  {
563    TComPic* pcPic = *(iterPic);
564
565    if ( pcPic->getOutputMark() )
566    {
567      // write to file
568#if H_MV
569      if ( m_pchReconFiles[decIdx] )
570#else
571      if ( m_pchReconFile )
572#endif
573      {
574        const Window &conf = pcPic->getConformanceWindow();
575        const Window &defDisp = m_respectDefDispWindow ? pcPic->getDefDisplayWindow() : Window();
576#if H_MV
577        assert( conf   .getScaledFlag() );
578        assert( defDisp.getScaledFlag() );
579        m_tVideoIOYuvReconFile[decIdx]->write( pcPic->getPicYuvRec(),
580#else
581        m_cTVideoIOYuvReconFile.write( pcPic->getPicYuvRec(),
582#endif
583                                       conf.getWindowLeftOffset() + defDisp.getWindowLeftOffset(),
584                                       conf.getWindowRightOffset() + defDisp.getWindowRightOffset(),
585                                       conf.getWindowTopOffset() + defDisp.getWindowTopOffset(),
586                                       conf.getWindowBottomOffset() + defDisp.getWindowBottomOffset() );
587      }
588     
589      // update POC of display order
590#if H_MV
591      m_pocLastDisplay[decIdx] = pcPic->getPOC();
592#else
593      m_iPOCLastDisplay = pcPic->getPOC();
594#endif
595     
596      // erase non-referenced picture in the reference picture list after display
597      if ( !pcPic->getSlice(0)->isReferenced() && pcPic->getReconMark() == true )
598      {
599#if !DYN_REF_FREE
600        pcPic->setReconMark(false);
601       
602        // mark it should be extended later
603        pcPic->getPicYuvRec()->setBorderExtension( false );
604       
605#else
606        pcPic->destroy();
607        pcListPic->erase( iterPic );
608        iterPic = pcListPic->begin(); // to the beginning, non-efficient way, have to be revised!
609        continue;
610#endif
611      }
612      pcPic->setOutputMark(false);
613    }
614#if !H_MV
615#if !DYN_REF_FREE
616    if(pcPic)
617    {
618      pcPic->destroy();
619      delete pcPic;
620      pcPic = NULL;
621    }
622#endif
623#endif
624    iterPic++;
625  }
626#if H_MV
627  m_pocLastDisplay[decIdx] = -MAX_INT;
628#else
629  pcListPic->clear();
630  m_iPOCLastDisplay = -MAX_INT;
631#endif
632}
633
634/** \param nalu Input nalu to check whether its LayerId is within targetDecLayerIdSet
635 */
636Bool TAppDecTop::isNaluWithinTargetDecLayerIdSet( InputNALUnit* nalu )
637{
638  if ( m_targetDecLayerIdSet.size() == 0 ) // By default, the set is empty, meaning all LayerIds are allowed
639  {
640    return true;
641  }
642  for (std::vector<Int>::iterator it = m_targetDecLayerIdSet.begin(); it != m_targetDecLayerIdSet.end(); it++)
643  {
644#if H_MV
645    if ( nalu->m_layerId == (*it) )
646#else
647    if ( nalu->m_reservedZero6Bits == (*it) )
648#endif
649    {
650      return true;
651    }
652  }
653  return false;
654}
655
656#if H_MV
657Int TAppDecTop::xGetDecoderIdx( Int layerId, Bool createFlag /*= false */ )
658{
659  Int decIdx = -1; 
660  if ( m_layerIdToDecIdx[ layerId ] != -1 ) 
661  {     
662    decIdx = m_layerIdToDecIdx[ layerId ]; 
663  }
664  else
665  {     
666    assert ( createFlag ); 
667    assert( m_numDecoders < MAX_NUM_LAYERS ); 
668
669    decIdx = m_numDecoders; 
670
671    // Init decoder
672    m_tDecTop[ decIdx ] =  new TDecTop;
673    m_tDecTop[ decIdx ]->create();
674    m_tDecTop[ decIdx ]->init( );
675    m_tDecTop[ decIdx ]->setLayerId( layerId );
676    m_tDecTop[ decIdx ]->setDecodedPictureHashSEIEnabled(m_decodedPictureHashSEIEnabled);
677    m_tDecTop[ decIdx ]->setIvPicLists( &m_ivPicLists ); 
678#if H_3D
679   m_tDecTop[ decIdx ]->setCamParsCollector( &m_cCamParsCollector );
680#endif
681
682    // append pic list of new decoder to PicLists
683    assert( m_ivPicLists.size() == m_numDecoders );
684    m_ivPicLists.push_back( m_tDecTop[ decIdx ]->getListPic() );
685
686    // create recon file related stuff     
687    Char* pchTempFilename = NULL;
688    if ( m_pchReconFile )
689    {     
690      Char buffer[4];     
691      sprintf(buffer,"_%i", layerId );
692      assert ( m_pchReconFile ); 
693      xAppendToFileNameEnd( m_pchReconFile , buffer, pchTempFilename );
694      assert( m_pchReconFiles.size() == m_numDecoders );
695    }
696
697    m_pchReconFiles.push_back( pchTempFilename );   
698
699    m_tVideoIOYuvReconFile[ decIdx ] = new TVideoIOYuv;
700    m_reconOpen           [ decIdx ] = false;
701
702    // set others
703    m_pocLastDisplay      [ decIdx ] = -MAX_INT;
704    m_layerIdToDecIdx     [ layerId ] = decIdx; 
705
706    m_numDecoders++; 
707  };
708  return decIdx;
709}
710#endif
711//! \}
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