source: 3DVCSoftware/branches/HTM-DEV-0.3-dev0/source/App/TAppDecoder/TAppDecTop.cpp @ 542

Last change on this file since 542 was 501, checked in by tech, 12 years ago
  • Reset HEVC_EXT to 2.
  • Fixed compiler warning for MV configuration.
  • Property svn:eol-style set to native
File size: 19.3 KB
Line 
1/* The copyright in this software is being made available under the BSD
2 * License, included below. This software may be subject to other third party
3 * and contributor rights, including patent rights, and no such rights are
4 * granted under this license. 
5 *
6 * Copyright (c) 2010-2013, 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_FIX
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 H_MV
277#if ENC_DEC_TRACE
278          g_nSymbolCounter = symCount;
279#endif
280#endif
281        }
282#if !H_MV
283        bPreviousPictureDecoded = true; 
284#endif
285      }
286    }
287    if (bNewPicture || !bitstreamFile)
288    {
289#if H_MV
290      assert( decIdxLastPic != -1 ); 
291      m_tDecTop[decIdxLastPic]->endPicDecoding(poc, pcListPic, m_targetDecLayerIdSet );
292#else
293      m_cTDecTop.executeLoopFilters(poc, pcListPic);
294#endif
295    }
296#if H_3D
297    if ( allLayersDecoded || !bitstreamFile )
298    {
299      for( Int dI = 0; dI < m_numDecoders; dI++ )
300      {
301        TComPic* picLastCoded = m_ivPicLists.getPic( m_tDecTop[dI]->getLayerId(), pocLastPic );
302        assert( picLastCoded != NULL );       
303        picLastCoded->compressMotion();         
304      }
305    }
306#endif
307
308    if( pcListPic )
309    {
310#if H_MV
311      if ( m_pchReconFiles[decIdxLastPic] && !m_reconOpen[decIdxLastPic] )
312#else
313      if ( m_pchReconFile && !recon_opened )
314#endif
315      {
316        if (!m_outputBitDepthY) { m_outputBitDepthY = g_bitDepthY; }
317        if (!m_outputBitDepthC) { m_outputBitDepthC = g_bitDepthC; }
318
319#if H_MV
320        m_tVideoIOYuvReconFile[decIdxLastPic]->open( m_pchReconFiles[decIdxLastPic], true, m_outputBitDepthY, m_outputBitDepthC, g_bitDepthY, g_bitDepthC ); // write mode
321        m_reconOpen[decIdxLastPic] = true;
322      }
323      if ( bNewPicture && newSliceDiffPoc && 
324#else
325        m_cTVideoIOYuvReconFile.open( m_pchReconFile, true, m_outputBitDepthY, m_outputBitDepthC, g_bitDepthY, g_bitDepthC ); // write mode
326        recon_opened = true;
327      }
328      if ( bNewPicture && 
329#endif
330           (   nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_IDR_W_RADL
331            || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_IDR_N_LP
332            || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_BLA_N_LP
333            || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_BLA_W_RADL
334            || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_BLA_W_LP ) )
335      {
336#if H_MV
337        xFlushOutput( pcListPic, decIdxLastPic );
338#else
339        xFlushOutput( pcListPic );
340#endif
341      }
342      // write reconstruction to file
343      if(bNewPicture)
344      {
345#if H_MV
346        xWriteOutput( pcListPic, decIdxLastPic, nalu.m_temporalId );
347      }
348    }
349  }
350
351#if H_3D
352  if( m_cCamParsCollector.isInitialized() )
353  {
354    m_cCamParsCollector.setSlice( 0 );
355  }
356#endif
357  for(UInt decIdx = 0; decIdx < m_numDecoders; decIdx++)
358  {
359    xFlushOutput( m_tDecTop[decIdx]->getListPic(), decIdx );
360  }
361#else
362        xWriteOutput( pcListPic, nalu.m_temporalId );
363      }
364    }
365  }
366 
367  xFlushOutput( pcListPic );
368  // delete buffers
369  m_cTDecTop.deletePicBuffer();
370#endif
371     
372  // destroy internal classes
373  xDestroyDecLib();
374}
375
376// ====================================================================================================================
377// Protected member functions
378// ====================================================================================================================
379
380Void TAppDecTop::xCreateDecLib()
381{
382#if H_MV
383  // initialize global variables
384  initROM(); 
385#else
386  // create decoder class
387  m_cTDecTop.create();
388#endif
389}
390
391Void TAppDecTop::xDestroyDecLib()
392{
393#if H_MV
394  // destroy ROM
395  destroyROM();
396
397  for(Int decIdx = 0; decIdx < m_numDecoders ; decIdx++)
398  {
399    if( m_tVideoIOYuvReconFile[decIdx] )
400    {
401      m_tVideoIOYuvReconFile[decIdx]->close();
402      delete m_tVideoIOYuvReconFile[decIdx]; 
403      m_tVideoIOYuvReconFile[decIdx] = NULL ;
404    }
405
406    if( m_tDecTop[decIdx] )
407    {
408      m_tDecTop[decIdx]->deletePicBuffer();
409      m_tDecTop[decIdx]->destroy() ;
410    }
411    delete m_tDecTop[decIdx] ; 
412    m_tDecTop[decIdx] = NULL ;
413  }
414#else
415  if ( m_pchReconFile )
416  {
417    m_cTVideoIOYuvReconFile. close();
418  }
419 
420  // destroy decoder class
421  m_cTDecTop.destroy();
422#endif
423#if H_3D
424  m_cCamParsCollector.uninit();
425  if( m_pScaleOffsetFile ) 
426  { 
427    ::fclose( m_pScaleOffsetFile ); 
428  }
429#endif
430}
431
432Void TAppDecTop::xInitDecLib()
433{
434#if !H_MV
435  // initialize decoder class
436  m_cTDecTop.init();
437  m_cTDecTop.setDecodedPictureHashSEIEnabled(m_decodedPictureHashSEIEnabled);
438#endif
439}
440
441/** \param pcListPic list of pictures to be written to file
442    \todo            DYN_REF_FREE should be revised
443 */
444#if H_MV
445Void TAppDecTop::xWriteOutput( TComList<TComPic*>* pcListPic, Int decIdx, Int tId )
446#else
447Void TAppDecTop::xWriteOutput( TComList<TComPic*>* pcListPic, UInt tId )
448#endif
449{
450  TComList<TComPic*>::iterator iterPic   = pcListPic->begin();
451  Int not_displayed = 0;
452
453  while (iterPic != pcListPic->end())
454  {
455    TComPic* pcPic = *(iterPic);
456#if H_MV
457    if(pcPic->getOutputMark() && pcPic->getPOC() > m_pocLastDisplay[decIdx])
458#else
459    if(pcPic->getOutputMark() && pcPic->getPOC() > m_iPOCLastDisplay)
460#endif
461    {
462       not_displayed++;
463    }
464    iterPic++;
465  }
466  iterPic   = pcListPic->begin();
467 
468  while (iterPic != pcListPic->end())
469  {
470    TComPic* pcPic = *(iterPic);
471   
472#if H_MV
473    if ( pcPic->getOutputMark() && (not_displayed >  pcPic->getNumReorderPics(tId) && pcPic->getPOC() > m_pocLastDisplay[decIdx]))
474#else
475    if ( pcPic->getOutputMark() && (not_displayed >  pcPic->getNumReorderPics(tId) && pcPic->getPOC() > m_iPOCLastDisplay))
476#endif
477    {
478      // write to file
479       not_displayed--;
480#if H_MV
481      if ( m_pchReconFiles[decIdx] )
482#else
483      if ( m_pchReconFile )
484#endif
485      {
486        const Window &conf = pcPic->getConformanceWindow();
487        const Window &defDisp = m_respectDefDispWindow ? pcPic->getDefDisplayWindow() : Window();
488#if H_MV
489        m_tVideoIOYuvReconFile[decIdx]->write( pcPic->getPicYuvRec(),
490#else
491        m_cTVideoIOYuvReconFile.write( pcPic->getPicYuvRec(),
492#endif
493                                       conf.getWindowLeftOffset() + defDisp.getWindowLeftOffset(),
494                                       conf.getWindowRightOffset() + defDisp.getWindowRightOffset(),
495                                       conf.getWindowTopOffset() + defDisp.getWindowTopOffset(),
496                                       conf.getWindowBottomOffset() + defDisp.getWindowBottomOffset() );
497      }
498     
499      // update POC of display order
500#if H_MV
501      m_pocLastDisplay[decIdx] = pcPic->getPOC();
502#else
503      m_iPOCLastDisplay = pcPic->getPOC();
504#endif
505     
506      // erase non-referenced picture in the reference picture list after display
507      if ( !pcPic->getSlice(0)->isReferenced() && pcPic->getReconMark() == true )
508      {
509#if !DYN_REF_FREE
510        pcPic->setReconMark(false);
511       
512        // mark it should be extended later
513        pcPic->getPicYuvRec()->setBorderExtension( false );
514       
515#else
516        pcPic->destroy();
517        pcListPic->erase( iterPic );
518        iterPic = pcListPic->begin(); // to the beginning, non-efficient way, have to be revised!
519        continue;
520#endif
521      }
522      pcPic->setOutputMark(false);
523    }
524   
525    iterPic++;
526  }
527}
528
529/** \param pcListPic list of pictures to be written to file
530    \todo            DYN_REF_FREE should be revised
531 */
532#if H_MV
533Void TAppDecTop::xFlushOutput( TComList<TComPic*>* pcListPic, Int decIdx )
534#else
535Void TAppDecTop::xFlushOutput( TComList<TComPic*>* pcListPic )
536#endif
537{
538  if(!pcListPic)
539  {
540    return;
541  } 
542  TComList<TComPic*>::iterator iterPic   = pcListPic->begin();
543
544  iterPic   = pcListPic->begin();
545 
546  while (iterPic != pcListPic->end())
547  {
548    TComPic* pcPic = *(iterPic);
549
550    if ( pcPic->getOutputMark() )
551    {
552      // write to file
553#if H_MV
554      if ( m_pchReconFiles[decIdx] )
555#else
556      if ( m_pchReconFile )
557#endif
558      {
559        const Window &conf = pcPic->getConformanceWindow();
560        const Window &defDisp = m_respectDefDispWindow ? pcPic->getDefDisplayWindow() : Window();
561#if H_MV
562        m_tVideoIOYuvReconFile[decIdx]->write( pcPic->getPicYuvRec(),
563#else
564        m_cTVideoIOYuvReconFile.write( pcPic->getPicYuvRec(),
565#endif
566                                       conf.getWindowLeftOffset() + defDisp.getWindowLeftOffset(),
567                                       conf.getWindowRightOffset() + defDisp.getWindowRightOffset(),
568                                       conf.getWindowTopOffset() + defDisp.getWindowTopOffset(),
569                                       conf.getWindowBottomOffset() + defDisp.getWindowBottomOffset() );
570      }
571     
572      // update POC of display order
573#if H_MV
574      m_pocLastDisplay[decIdx] = pcPic->getPOC();
575#else
576      m_iPOCLastDisplay = pcPic->getPOC();
577#endif
578     
579      // erase non-referenced picture in the reference picture list after display
580      if ( !pcPic->getSlice(0)->isReferenced() && pcPic->getReconMark() == true )
581      {
582#if !DYN_REF_FREE
583        pcPic->setReconMark(false);
584       
585        // mark it should be extended later
586        pcPic->getPicYuvRec()->setBorderExtension( false );
587       
588#else
589        pcPic->destroy();
590        pcListPic->erase( iterPic );
591        iterPic = pcListPic->begin(); // to the beginning, non-efficient way, have to be revised!
592        continue;
593#endif
594      }
595      pcPic->setOutputMark(false);
596    }
597#if !H_MV
598#if !DYN_REF_FREE
599    if(pcPic)
600    {
601      pcPic->destroy();
602      delete pcPic;
603      pcPic = NULL;
604    }
605#endif
606#endif
607    iterPic++;
608  }
609#if H_MV
610  m_pocLastDisplay[decIdx] = -MAX_INT;
611#else
612  pcListPic->clear();
613  m_iPOCLastDisplay = -MAX_INT;
614#endif
615}
616
617/** \param nalu Input nalu to check whether its LayerId is within targetDecLayerIdSet
618 */
619Bool TAppDecTop::isNaluWithinTargetDecLayerIdSet( InputNALUnit* nalu )
620{
621  if ( m_targetDecLayerIdSet.size() == 0 ) // By default, the set is empty, meaning all LayerIds are allowed
622  {
623    return true;
624  }
625  for (std::vector<Int>::iterator it = m_targetDecLayerIdSet.begin(); it != m_targetDecLayerIdSet.end(); it++)
626  {
627#if H_MV
628    if ( nalu->m_layerId == (*it) )
629#else
630    if ( nalu->m_reservedZero6Bits == (*it) )
631#endif
632    {
633      return true;
634    }
635  }
636  return false;
637}
638
639#if H_MV
640Int TAppDecTop::xGetDecoderIdx( Int layerId, Bool createFlag /*= false */ )
641{
642  Int decIdx = -1; 
643  if ( m_layerIdToDecIdx[ layerId ] != -1 ) 
644  {     
645    decIdx = m_layerIdToDecIdx[ layerId ]; 
646  }
647  else
648  {     
649    assert ( createFlag ); 
650    assert( m_numDecoders < MAX_NUM_LAYERS ); 
651
652    decIdx = m_numDecoders; 
653
654    // Init decoder
655    m_tDecTop[ decIdx ] =  new TDecTop;
656    m_tDecTop[ decIdx ]->create();
657    m_tDecTop[ decIdx ]->init( );
658    m_tDecTop[ decIdx ]->setLayerId( layerId );
659    m_tDecTop[ decIdx ]->setDecodedPictureHashSEIEnabled(m_decodedPictureHashSEIEnabled);
660    m_tDecTop[ decIdx ]->setIvPicLists( &m_ivPicLists ); 
661#if H_3D
662   m_tDecTop[ decIdx ]->setCamParsCollector( &m_cCamParsCollector );
663#endif
664
665    // append pic list of new decoder to PicLists
666    assert( m_ivPicLists.size() == m_numDecoders );
667    m_ivPicLists.push_back( m_tDecTop[ decIdx ]->getListPic() );
668
669    // create recon file related stuff     
670    Char* pchTempFilename = NULL;
671    if ( m_pchReconFile )
672    {     
673      Char buffer[4];     
674      sprintf(buffer,"_%i", layerId );
675      assert ( m_pchReconFile ); 
676      xAppendToFileNameEnd( m_pchReconFile , buffer, pchTempFilename );
677      assert( m_pchReconFiles.size() == m_numDecoders );
678    }
679
680    m_pchReconFiles.push_back( pchTempFilename );   
681
682    m_tVideoIOYuvReconFile[ decIdx ] = new TVideoIOYuv;
683    m_reconOpen           [ decIdx ] = false;
684
685    // set others
686    m_pocLastDisplay      [ decIdx ] = -MAX_INT;
687    m_layerIdToDecIdx     [ layerId ] = decIdx; 
688
689    m_numDecoders++; 
690  };
691  return decIdx;
692}
693#endif
694//! \}
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