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TAppDecTop.cpp @ 1063

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Last change on this file since 1063 was 1063, checked in by tech, 10 years ago

Cleanups:

Moved several functions form .h to .cpp files.

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File size: 36.4 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) 2010-2014, ITU/ISO/IEC
7	* All rights reserved.
8	*
9	* Redistribution and use in source and binary forms, with or without
10	* modification, are permitted provided that the following conditions are met:
11	*
12	* * Redistributions of source code must retain the above copyright notice,
13	* this list of conditions and the following disclaimer.
14	* * Redistributions in binary form must reproduce the above copyright notice,
15	* this list of conditions and the following disclaimer in the documentation
16	* and/or other materials provided with the distribution.
17	* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18	* be used to endorse or promote products derived from this software without
19	* specific prior written permission.
20	*
21	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25	* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31	* THE POSSIBILITY OF SUCH DAMAGE.
32	*/
33
34	/** \file 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
55	TAppDecTop::TAppDecTop()
56	#if !H_MV
57	: m_iPOCLastDisplay(-MAX_INT)
58	#else
59	: m_numDecoders( 0 )
60	#endif
61	{
62	#if H_MV
63	for (Int i = 0; i < MAX_NUM_LAYER_IDS; i++)
64	{
65	m_layerIdToDecIdx[i] = -1;
66	m_layerInitilizedFlags[i] = false;
67	}
68	#endif
69	#if H_3D
70	m_pScaleOffsetFile = 0;
71	#endif
72
73	#if H_MV
74	m_markedForOutput = false;
75	#endif
76
77	}
78
79	Void TAppDecTop::create()
80	{
81	}
82
83	Void TAppDecTop::destroy()
84	{
85	if (m_pchBitstreamFile)
86	{
87	free (m_pchBitstreamFile);
88	m_pchBitstreamFile = NULL;
89	}
90	#if H_MV
91	for (Int decIdx = 0; decIdx < m_numDecoders; decIdx++)
92	{
93	if (m_pchReconFiles[decIdx])
94	{
95	free (m_pchReconFiles[decIdx]);
96	m_pchReconFiles[decIdx] = NULL;
97	}
98	}
99	#endif
100	if (m_pchReconFile)
101	{
102	free (m_pchReconFile);
103	m_pchReconFile = NULL;
104	}
105	#if H_3D
106	if (m_pchScaleOffsetFile)
107	{
108	free (m_pchScaleOffsetFile);
109	m_pchScaleOffsetFile = NULL;
110	}
111	#endif
112	}
113
114	// ====================================================================================================================
115	// Public member functions
116	// ====================================================================================================================
117
118	/**
119	- create internal class
120	- initialize internal class
121	- until the end of the bitstream, call decoding function in TDecTop class
122	- delete allocated buffers
123	- destroy internal class
124	.
125	*/
126	Void TAppDecTop::decode()
127	{
128	Int poc;
129	#if H_MV
130	poc = -1;
131	#endif
132	TComList<TComPic> pcListPic = NULL;
133
134	ifstream bitstreamFile(m_pchBitstreamFile, ifstream::in \| ifstream::binary);
135	if (!bitstreamFile)
136	{
137	fprintf(stderr, "\nfailed to open bitstream file `%s' for reading\n", m_pchBitstreamFile);
138	exit(EXIT_FAILURE);
139	}
140
141	#if H_3D
142	if( m_pchScaleOffsetFile )
143	{
144	m_pScaleOffsetFile = ::fopen( m_pchScaleOffsetFile, "wt" );
145	AOF( m_pScaleOffsetFile );
146	}
147	#endif
148	InputByteStream bytestream(bitstreamFile);
149
150	// create & initialize internal classes
151	xCreateDecLib();
152	xInitDecLib ();
153	#if !H_MV
154	m_iPOCLastDisplay += m_iSkipFrame; // set the last displayed POC correctly for skip forward.
155
156	// main decoder loop
157	Bool openedReconFile = false; // reconstruction file not yet opened. (must be performed after SPS is seen)
158	#else
159
160	Int pocCurrPic = -MAX_INT;
161	Int pocLastPic = -MAX_INT;
162
163	Int layerIdLastPic = -MAX_INT;
164	Int layerIdCurrPic = 0;
165
166	Int decIdxLastPic = 0;
167	Int decIdxCurrPic = 0;
168
169	Bool firstSlice = true;
170	#endif
171	Bool loopFiltered = false;
172
173	while (!!bitstreamFile)
174	{
175	/* location serves to work around a design fault in the decoder, whereby
176	* the process of reading a new slice that is the first slice of a new frame
177	* requires the TDecTop::decode() method to be called again with the same
178	* nal unit. */
179	streampos location = bitstreamFile.tellg();
180	#if H_MV
181	#if ENC_DEC_TRACE
182	Int64 symCount = g_nSymbolCounter;
183	#endif
184	#endif
185	AnnexBStats stats = AnnexBStats();
186	vector<uint8_t> nalUnit;
187	InputNALUnit nalu;
188	byteStreamNALUnit(bytestream, nalUnit, stats);
189
190	// call actual decoding function
191	Bool bNewPicture = false;
192	#if H_MV
193	Bool newSliceDiffPoc = false;
194	Bool newSliceDiffLayer = false;
195	Bool sliceSkippedFlag = false;
196	Bool allLayersDecoded = false;
197	#endif
198	if (nalUnit.empty())
199	{
200	/* this can happen if the following occur:
201	* - empty input file
202	* - two back-to-back start_code_prefixes
203	* - start_code_prefix immediately followed by EOF
204	*/
205	fprintf(stderr, "Warning: Attempt to decode an empty NAL unit\n");
206	}
207	else
208	{
209	read(nalu, nalUnit);
210	#if H_MV
211	if( (m_iMaxTemporalLayer >= 0 && nalu.m_temporalId > m_iMaxTemporalLayer)
212	\|\| !isNaluWithinTargetDecLayerIdSet(&nalu)
213	\|\| nalu.m_layerId > MAX_NUM_LAYER_IDS-1
214	\|\| (nalu.m_nalUnitType == NAL_UNIT_VPS && nalu.m_layerId > 0)
215	\|\| (nalu.m_nalUnitType == NAL_UNIT_EOB && nalu.m_layerId > 0)
216	\|\| (nalu.m_nalUnitType == NAL_UNIT_EOS && nalu.m_layerId > 0)
217	)
218	{
219	bNewPicture = false;
220	if ( !bitstreamFile )
221	{
222	decIdxLastPic = decIdxCurrPic;
223	}
224	}
225	else
226	{
227	Int decIdx = xGetDecoderIdx( nalu.m_layerId , true );
228	newSliceDiffLayer = nalu.isSlice() && ( nalu.m_layerId != layerIdCurrPic ) && !firstSlice;
229	newSliceDiffPoc = m_tDecTop[decIdx]->decode(nalu, m_iSkipFrame, m_pocLastDisplay[decIdx], newSliceDiffLayer, sliceSkippedFlag );
230	// decode function only returns true when all of the following conditions are true
231	// - poc in particular layer changes
232	// - nalu does not belong to first slice in layer
233	// - nalu.isSlice() == true
234
235	if ( nalu.m_nalUnitType == NAL_UNIT_VPS )
236	{
237	m_vps = m_tDecTop[decIdx]->getPrefetchedVPS();
238	if ( m_targetDecLayerIdSetFileEmpty )
239	{
240	TComVPS* vps = m_vps;
241	if ( m_targetOptLayerSetIdx == -1 )
242	{
243	// Not normative! Corresponds to specification by "External Means". (Should be set equal to 0, when no external means available. )
244	m_targetOptLayerSetIdx = vps->getVpsNumLayerSetsMinus1();
245	}
246
247	for (Int dI = 0; dI < m_numDecoders; dI++ )
248	{
249	m_tDecTop[decIdx]->setTargetOptLayerSetIdx( m_targetOptLayerSetIdx );
250	}
251
252	if ( m_targetOptLayerSetIdx < 0 \|\| m_targetOptLayerSetIdx >= vps->getNumOutputLayerSets() )
253	{
254	fprintf(stderr, "\ntarget output layer set index must be in the range of 0 to %d, inclusive \n", vps->getNumOutputLayerSets() - 1 );
255	exit(EXIT_FAILURE);
256	}
257	m_targetDecLayerIdSet = vps->getTargetDecLayerIdList( m_targetOptLayerSetIdx );
258	}
259	#if H_MV_HLS10_GEN_FIX
260	if (m_outputVpsInfo )
261	{
262	#if H_MV_HLS10_AUX
263	m_vps->printScalabilityId();
264	#endif
265	m_vps->printLayerDependencies();
266	m_vps->printLayerSets();
267	m_vps->printPTL();
268	}
269	#endif
270	}
271	#if H_3D
272	if (nalu.m_nalUnitType == NAL_UNIT_VPS )
273	{
274	m_cCamParsCollector.init( m_pScaleOffsetFile, m_tDecTop[decIdx]->getPrefetchedVPS() );
275	}
276	#endif
277	bNewPicture = ( newSliceDiffLayer \|\| newSliceDiffPoc ) && !sliceSkippedFlag;
278	if ( nalu.isSlice() && firstSlice && !sliceSkippedFlag )
279	{
280	layerIdCurrPic = nalu.m_layerId;
281	pocCurrPic = m_tDecTop[decIdx]->getCurrPoc();
282	decIdxCurrPic = decIdx;
283	firstSlice = false;
284	}
285
286	if ( bNewPicture \|\| !bitstreamFile )
287	{
288	layerIdLastPic = layerIdCurrPic;
289	layerIdCurrPic = nalu.m_layerId;
290	pocLastPic = pocCurrPic;
291	pocCurrPic = m_tDecTop[decIdx]->getCurrPoc();
292	decIdxLastPic = decIdxCurrPic;
293	decIdxCurrPic = decIdx;
294	allLayersDecoded = ( pocCurrPic != pocLastPic );
295	}
296	#else
297	if( (m_iMaxTemporalLayer >= 0 && nalu.m_temporalId > m_iMaxTemporalLayer) \|\| !isNaluWithinTargetDecLayerIdSet(&nalu) )
298	{
299	bNewPicture = false;
300	}
301	else
302	{
303	bNewPicture = m_cTDecTop.decode(nalu, m_iSkipFrame, m_iPOCLastDisplay);
304	#endif
305	if (bNewPicture)
306	{
307	bitstreamFile.clear();
308	/* location points to the current nalunit payload[1] due to the
309	* need for the annexB parser to read three extra bytes.
310	* [1] except for the first NAL unit in the file
311	* (but bNewPicture doesn't happen then) */
312	bitstreamFile.seekg(location-streamoff(3));
313	bytestream.reset();
314	#if H_MV_ENC_DEC_TRAC
315	#if ENC_DEC_TRACE
316	const Bool resetCounter = false;
317	if ( resetCounter )
318	{
319	g_nSymbolCounter = symCount; // Only reset counter SH becomes traced twice
320	}
321	else
322	{
323	g_disableHLSTrace = true; // Tracing of second parsing of SH is not carried out
324	}
325	#endif
326	#endif
327	}
328	}
329	}
330	if (bNewPicture \|\| !bitstreamFile \|\| nalu.m_nalUnitType == NAL_UNIT_EOS )
331	{
332	if (!loopFiltered \|\| bitstreamFile)
333	{
334	#if H_MV
335	assert( decIdxLastPic != -1 );
336	m_tDecTop[decIdxLastPic]->endPicDecoding(poc, pcListPic, m_targetDecLayerIdSet );
337	xMarkForOutput( allLayersDecoded, poc, layerIdLastPic );
338	#else
339	m_cTDecTop.executeLoopFilters(poc, pcListPic);
340	#endif
341	}
342	loopFiltered = (nalu.m_nalUnitType == NAL_UNIT_EOS);
343	}
344	#if !FIX_WRITING_OUTPUT
345	#if SETTING_NO_OUT_PIC_PRIOR
346	if (bNewPicture && m_cTDecTop.getIsNoOutputPriorPics())
347	{
348	m_cTDecTop.checkNoOutputPriorPics( pcListPic );
349	}
350	#endif
351	#endif
352	#if H_3D
353	if ( allLayersDecoded \|\| !bitstreamFile )
354	{
355	for( Int dI = 0; dI < m_numDecoders; dI++ )
356	{
357	TComPic* picLastCoded = m_ivPicLists.getPic( m_tDecTop[dI]->getLayerId(), pocLastPic );
358	assert( picLastCoded != NULL );
359	picLastCoded->compressMotion(1);
360	}
361	}
362	#endif
363
364	if( pcListPic )
365	{
366	#if H_MV
367	if ( m_pchReconFiles[decIdxLastPic] && !m_reconOpen[decIdxLastPic] )
368	#else
369	if ( m_pchReconFile && !openedReconFile )
370	#endif
371	{
372	if (!m_outputBitDepthY) { m_outputBitDepthY = g_bitDepthY; }
373	if (!m_outputBitDepthC) { m_outputBitDepthC = g_bitDepthC; }
374
375	#if H_MV
376	m_tVideoIOYuvReconFile[decIdxLastPic]->open( m_pchReconFiles[decIdxLastPic], true, m_outputBitDepthY, m_outputBitDepthC, g_bitDepthY, g_bitDepthC ); // write mode
377	m_reconOpen[decIdxLastPic] = true;
378	}
379	#if FIX_WRITING_OUTPUT
380	// write reconstruction to file
381	if( bNewPicture )
382	{
383	// Bumping after picture has been decoded
384	#if ENC_DEC_TRACE
385	g_bJustDoIt = true;
386	writeToTraceFile( "Bumping after decoding \n", g_decTracePicOutput );
387	g_bJustDoIt = false;
388	#endif
389	xWriteOutput( pcListPic, decIdxLastPic, nalu.m_temporalId );
390	}
391	#if SETTING_NO_OUT_PIC_PRIOR
392	if ( (bNewPicture \|\| nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_CRA) && m_tDecTop[decIdxLastPic]->getNoOutputPriorPicsFlag() )
393	{
394	m_tDecTop[decIdxLastPic]->checkNoOutputPriorPics( pcListPic );
395	m_tDecTop[decIdxLastPic]->setNoOutputPriorPicsFlag (false);
396	}
397	#endif
398	#endif
399	if ( bNewPicture && newSliceDiffPoc &&
400	#else
401	m_cTVideoIOYuvReconFile.open( m_pchReconFile, true, m_outputBitDepthY, m_outputBitDepthC, g_bitDepthY, g_bitDepthC ); // write mode
402	openedReconFile = true;
403	}
404	#if FIX_WRITING_OUTPUT
405	// write reconstruction to file
406	if( bNewPicture )
407	{
408	xWriteOutput( pcListPic, nalu.m_temporalId );
409	}
410	#if SETTING_NO_OUT_PIC_PRIOR
411	if ( (bNewPicture \|\| nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_CRA) && m_cTDecTop.getNoOutputPriorPicsFlag() )
412	{
413	m_cTDecTop.checkNoOutputPriorPics( pcListPic );
414	m_cTDecTop.setNoOutputPriorPicsFlag (false);
415	}
416	#endif
417	#endif
418	if ( bNewPicture &&
419	#endif
420	( nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_IDR_W_RADL
421	\|\| nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_IDR_N_LP
422	\|\| nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_BLA_N_LP
423	\|\| nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_BLA_W_RADL
424	\|\| nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_BLA_W_LP ) )
425	{
426	#if H_MV
427	xFlushOutput( pcListPic, decIdxLastPic );
428	#else
429	xFlushOutput( pcListPic );
430	#endif
431	}
432	if (nalu.m_nalUnitType == NAL_UNIT_EOS)
433	{
434	#if H_MV
435	#if FIX_OUTPUT_EOS
436	xWriteOutput( pcListPic, decIdxLastPic, nalu.m_temporalId );
437	#else
438	xFlushOutput( pcListPic, decIdxLastPic );
439	#endif
440	#else
441	#if FIX_OUTPUT_EOS
442	xWriteOutput( pcListPic, nalu.m_temporalId );
443	#else
444	xFlushOutput( pcListPic );
445	#endif
446
447	#endif
448	}
449	// write reconstruction to file -- for additional bumping as defined in C.5.2.3
450	#if H_MV
451	// Above comment seems to be wrong
452	#endif
453	#if FIX_WRITING_OUTPUT
454	if(!bNewPicture && nalu.m_nalUnitType >= NAL_UNIT_CODED_SLICE_TRAIL_N && nalu.m_nalUnitType <= NAL_UNIT_RESERVED_VCL31)
455	#else
456	if(bNewPicture)
457	#endif
458	{
459	#if H_MV
460	// Bumping after reference picture set has been applied (here after first vcl nalu.
461	#if ENC_DEC_TRACE
462	g_bJustDoIt = true;
463	writeToTraceFile( "Bumping after reference picture set has been applied \n", g_decTracePicOutput );
464	g_bJustDoIt = false;
465	#endif
466
467	xWriteOutput( m_tDecTop[decIdxCurrPic]->getListPic(), decIdxCurrPic, nalu.m_temporalId );
468	#else
469	xWriteOutput( pcListPic, nalu.m_temporalId );
470	#endif
471	}
472	}
473	}
474	#if H_MV
475	#if H_3D
476	if( m_cCamParsCollector.isInitialized() )
477	{
478	m_cCamParsCollector.setSlice( 0 );
479	}
480	#endif
481	for(UInt decIdx = 0; decIdx < m_numDecoders; decIdx++)
482	{
483	xFlushOutput( m_tDecTop[decIdx]->getListPic(), decIdx );
484	}
485	#else
486	xFlushOutput( pcListPic );
487	// delete buffers
488	m_cTDecTop.deletePicBuffer();
489	#endif
490
491	// destroy internal classes
492	xDestroyDecLib();
493	}
494
495	// ====================================================================================================================
496	// Protected member functions
497	// ====================================================================================================================
498
499	Void TAppDecTop::xCreateDecLib()
500	{
501	#if H_MV
502	// initialize global variables
503	initROM();
504	#if H_3D_DIM_DMM
505	initWedgeLists();
506	#endif
507	#else
508	// create decoder class
509	m_cTDecTop.create();
510	#endif
511	}
512
513	Void TAppDecTop::xDestroyDecLib()
514	{
515	#if H_MV
516	// destroy ROM
517	destroyROM();
518
519	for(Int decIdx = 0; decIdx < m_numDecoders ; decIdx++)
520	{
521	if( m_tVideoIOYuvReconFile[decIdx] )
522	{
523	m_tVideoIOYuvReconFile[decIdx]->close();
524	delete m_tVideoIOYuvReconFile[decIdx];
525	m_tVideoIOYuvReconFile[decIdx] = NULL ;
526	}
527
528	if( m_tDecTop[decIdx] )
529	{
530	m_tDecTop[decIdx]->deletePicBuffer();
531	m_tDecTop[decIdx]->destroy() ;
532	}
533	delete m_tDecTop[decIdx] ;
534	m_tDecTop[decIdx] = NULL ;
535	}
536	#else
537	if ( m_pchReconFile )
538	{
539	m_cTVideoIOYuvReconFile. close();
540	}
541
542	// destroy decoder class
543	m_cTDecTop.destroy();
544	#endif
545	#if H_3D
546	m_cCamParsCollector.uninit();
547	if( m_pScaleOffsetFile )
548	{
549	::fclose( m_pScaleOffsetFile );
550	}
551	#endif
552	}
553
554	Void TAppDecTop::xInitDecLib()
555	{
556	#if !H_MV
557	// initialize decoder class
558	m_cTDecTop.init();
559	m_cTDecTop.setDecodedPictureHashSEIEnabled(m_decodedPictureHashSEIEnabled);
560	#endif
561	}
562
563	/** \param pcListPic list of pictures to be written to file
564	\todo DYN_REF_FREE should be revised
565	*/
566	#if H_MV
567	Void TAppDecTop::xWriteOutput( TComList<TComPic> pcListPic, Int decIdx, Int tId )
568	#else
569	Void TAppDecTop::xWriteOutput( TComList<TComPic> pcListPic, UInt tId )
570	#endif
571	{
572
573	if (pcListPic->empty())
574	{
575	return;
576	}
577
578	TComList<TComPic*>::iterator iterPic = pcListPic->begin();
579	Int numPicsNotYetDisplayed = 0;
580	Int dpbFullness = 0;
581	#if H_MV
582	#if H_MV_HLS10_ADD_LAYERSETS
583	TComSPS* activeSPS = m_tDecTop[ decIdx ]->getActiveSPS();
584	#else
585	// preliminary fix
586	TComSPS* activeSPS = m_tDecTop[0]->getActiveSPS();
587	#endif
588	#else
589	TComSPS* activeSPS = m_cTDecTop.getActiveSPS();
590	#endif
591	UInt numReorderPicsHighestTid;
592	UInt maxDecPicBufferingHighestTid;
593	UInt maxNrSublayers = activeSPS->getMaxTLayers();
594
595	if(m_iMaxTemporalLayer == -1 \|\| m_iMaxTemporalLayer >= maxNrSublayers)
596	{
597	numReorderPicsHighestTid = activeSPS->getNumReorderPics(maxNrSublayers-1);
598	maxDecPicBufferingHighestTid = activeSPS->getMaxDecPicBuffering(maxNrSublayers-1);
599	}
600	else
601	{
602	numReorderPicsHighestTid = activeSPS->getNumReorderPics(m_iMaxTemporalLayer);
603	maxDecPicBufferingHighestTid = activeSPS->getMaxDecPicBuffering(m_iMaxTemporalLayer);
604	}
605
606	while (iterPic != pcListPic->end())
607	{
608	TComPic* pcPic = *(iterPic);
609	#if H_MV
610	if(pcPic->getOutputMark() && pcPic->getPOC() > m_pocLastDisplay[decIdx])
611	#else
612	if(pcPic->getOutputMark() && pcPic->getPOC() > m_iPOCLastDisplay)
613	#endif
614	{
615	numPicsNotYetDisplayed++;
616	dpbFullness++;
617	}
618	else if(pcPic->getSlice( 0 )->isReferenced())
619	{
620	dpbFullness++;
621	}
622	iterPic++;
623	}
624	iterPic = pcListPic->begin();
625	if (numPicsNotYetDisplayed>2)
626	{
627	iterPic++;
628	}
629
630	TComPic* pcPic = *(iterPic);
631	if (numPicsNotYetDisplayed>2 && pcPic->isField()) //Field Decoding
632	{
633	TComList<TComPic*>::iterator endPic = pcListPic->end();
634	endPic--;
635	iterPic = pcListPic->begin();
636	while (iterPic != endPic)
637	{
638	TComPic* pcPicTop = *(iterPic);
639	iterPic++;
640	TComPic* pcPicBottom = *(iterPic);
641
642	#if H_MV
643	if ( pcPicTop->getOutputMark() && (numPicsNotYetDisplayed > pcPicTop->getNumReorderPics(tId) && !(pcPicTop->getPOC()%2) && pcPicBottom->getPOC() == pcPicTop->getPOC()+1)
644	&& pcPicBottom->getOutputMark() && (numPicsNotYetDisplayed > pcPicBottom->getNumReorderPics(tId) && (pcPicTop->getPOC() == m_pocLastDisplay[decIdx]+1 \|\| m_pocLastDisplay[decIdx]<0)))
645	#else
646	if ( pcPicTop->getOutputMark() && pcPicBottom->getOutputMark() &&
647	(numPicsNotYetDisplayed > numReorderPicsHighestTid \|\| dpbFullness > maxDecPicBufferingHighestTid) &&
648	(!(pcPicTop->getPOC()%2) && pcPicBottom->getPOC() == pcPicTop->getPOC()+1) &&
649	(pcPicTop->getPOC() == m_iPOCLastDisplay+1 \|\| m_iPOCLastDisplay < 0))
650	#endif
651	{
652	// write to file
653	numPicsNotYetDisplayed = numPicsNotYetDisplayed-2;
654	#if H_MV
655	if ( m_pchReconFiles[decIdx] )
656	#else
657	if ( m_pchReconFile )
658	#endif
659	{
660	const Window &conf = pcPicTop->getConformanceWindow();
661	const Window &defDisp = m_respectDefDispWindow ? pcPicTop->getDefDisplayWindow() : Window();
662
663	const Bool isTff = pcPicTop->isTopField();
664	#if H_MV
665	assert( conf .getScaledFlag() );
666	assert( defDisp.getScaledFlag() );
667	#if ENC_DEC_TRACE
668	g_bJustDoIt = true;
669	writeToTraceFile( "OutputPic Poc" , pcPic->getPOC (), g_decTracePicOutput );
670	writeToTraceFile( "OutputPic LayerId", pcPic->getLayerId(), g_decTracePicOutput );
671	g_bJustDoIt = false;
672	#endif
673	m_tVideoIOYuvReconFile[decIdx]->write( pcPicTop->getPicYuvRec(), pcPicBottom->getPicYuvRec(),
674	#else
675	m_cTVideoIOYuvReconFile.write( pcPicTop->getPicYuvRec(), pcPicBottom->getPicYuvRec(),
676	#endif
677	conf.getWindowLeftOffset() + defDisp.getWindowLeftOffset(),
678	conf.getWindowRightOffset() + defDisp.getWindowRightOffset(),
679	conf.getWindowTopOffset() + defDisp.getWindowTopOffset(),
680	conf.getWindowBottomOffset() + defDisp.getWindowBottomOffset(), isTff );
681	}
682
683	// update POC of display order
684	#if H_MV
685	m_pocLastDisplay[decIdx] = pcPic->getPOC();
686	#else
687	m_iPOCLastDisplay = pcPicBottom->getPOC();
688	#endif
689
690	// erase non-referenced picture in the reference picture list after display
691	if ( !pcPicTop->getSlice(0)->isReferenced() && pcPicTop->getReconMark() == true )
692	{
693	#if !DYN_REF_FREE
694	pcPicTop->setReconMark(false);
695
696	// mark it should be extended later
697	pcPicTop->getPicYuvRec()->setBorderExtension( false );
698
699	#else
700	pcPicTop->destroy();
701	pcListPic->erase( iterPic );
702	iterPic = pcListPic->begin(); // to the beginning, non-efficient way, have to be revised!
703	continue;
704	#endif
705	}
706	if ( !pcPicBottom->getSlice(0)->isReferenced() && pcPicBottom->getReconMark() == true )
707	{
708	#if !DYN_REF_FREE
709	pcPicBottom->setReconMark(false);
710
711	// mark it should be extended later
712	pcPicBottom->getPicYuvRec()->setBorderExtension( false );
713
714	#else
715	pcPicBottom->destroy();
716	pcListPic->erase( iterPic );
717	iterPic = pcListPic->begin(); // to the beginning, non-efficient way, have to be revised!
718	continue;
719	#endif
720	}
721	pcPicTop->setOutputMark(false);
722	pcPicBottom->setOutputMark(false);
723	}
724	}
725	}
726	else if (!pcPic->isField()) //Frame Decoding
727	{
728	iterPic = pcListPic->begin();
729	while (iterPic != pcListPic->end())
730	{
731	pcPic = *(iterPic);
732
733	#if H_MV
734	if(pcPic->getOutputMark() && pcPic->getPOC() > m_pocLastDisplay[decIdx] &&
735	(numPicsNotYetDisplayed > numReorderPicsHighestTid \|\| dpbFullness > maxDecPicBufferingHighestTid))
736	#else
737	if(pcPic->getOutputMark() && pcPic->getPOC() > m_iPOCLastDisplay &&
738	(numPicsNotYetDisplayed > numReorderPicsHighestTid \|\| dpbFullness > maxDecPicBufferingHighestTid))
739	#endif
740	{
741	// write to file
742	numPicsNotYetDisplayed--;
743	if(pcPic->getSlice(0)->isReferenced() == false)
744	{
745	dpbFullness--;
746	}
747	#if H_MV
748	if ( m_pchReconFiles[decIdx] )
749	#else
750	if ( m_pchReconFile )
751	#endif
752	{
753	const Window &conf = pcPic->getConformanceWindow();
754	const Window &defDisp = m_respectDefDispWindow ? pcPic->getDefDisplayWindow() : Window();
755	#if H_MV
756	assert( conf .getScaledFlag() );
757	assert( defDisp.getScaledFlag() );
758	#if ENC_DEC_TRACE
759	g_bJustDoIt = true;
760	writeToTraceFile( "OutputPic Poc" , pcPic->getPOC (), g_decTracePicOutput );
761	writeToTraceFile( "OutputPic LayerId", pcPic->getLayerId(), g_decTracePicOutput );
762	g_bJustDoIt = false;
763	#endif
764	m_tVideoIOYuvReconFile[decIdx]->write( pcPic->getPicYuvRec(),
765	#else
766	m_cTVideoIOYuvReconFile.write( pcPic->getPicYuvRec(),
767	#endif
768	conf.getWindowLeftOffset() + defDisp.getWindowLeftOffset(),
769	conf.getWindowRightOffset() + defDisp.getWindowRightOffset(),
770	conf.getWindowTopOffset() + defDisp.getWindowTopOffset(),
771	conf.getWindowBottomOffset() + defDisp.getWindowBottomOffset() );
772	}
773
774	// update POC of display order
775	#if H_MV
776	m_pocLastDisplay[decIdx] = pcPic->getPOC();
777	#else
778	m_iPOCLastDisplay = pcPic->getPOC();
779	#endif
780
781	// erase non-referenced picture in the reference picture list after display
782	if ( !pcPic->getSlice(0)->isReferenced() && pcPic->getReconMark() == true )
783	{
784	#if !DYN_REF_FREE
785	pcPic->setReconMark(false);
786
787	// mark it should be extended later
788	pcPic->getPicYuvRec()->setBorderExtension( false );
789
790	#else
791	pcPic->destroy();
792	pcListPic->erase( iterPic );
793	iterPic = pcListPic->begin(); // to the beginning, non-efficient way, have to be revised!
794	continue;
795	#endif
796	}
797	pcPic->setOutputMark(false);
798	#if H_MV
799	pcPic->setPicOutputFlag(false);
800	#endif
801	}
802
803	iterPic++;
804	}
805	}
806	}
807	/** \param pcListPic list of pictures to be written to file
808	\todo DYN_REF_FREE should be revised
809	*/
810	#if H_MV
811	Void TAppDecTop::xFlushOutput( TComList<TComPic> pcListPic, Int decIdx )
812	#else
813	Void TAppDecTop::xFlushOutput( TComList<TComPic> pcListPic )
814	#endif
815	{
816	if(!pcListPic \|\| pcListPic->empty())
817	{
818	return;
819	}
820	TComList<TComPic*>::iterator iterPic = pcListPic->begin();
821
822	iterPic = pcListPic->begin();
823	TComPic* pcPic = *(iterPic);
824
825	if (pcPic->isField()) //Field Decoding
826	{
827	TComList<TComPic*>::iterator endPic = pcListPic->end();
828	endPic--;
829	TComPic pcPicTop, pcPicBottom = NULL;
830	while (iterPic != endPic)
831	{
832	pcPicTop = *(iterPic);
833	iterPic++;
834	pcPicBottom = *(iterPic);
835
836	if ( pcPicTop->getOutputMark() && pcPicBottom->getOutputMark() && !(pcPicTop->getPOC()%2) && (pcPicBottom->getPOC() == pcPicTop->getPOC()+1) )
837	{
838	// write to file
839	#if H_MV
840	if ( m_pchReconFiles[decIdx] )
841	#else
842	if ( m_pchReconFile )
843	#endif
844	{
845	const Window &conf = pcPicTop->getConformanceWindow();
846	const Window &defDisp = m_respectDefDispWindow ? pcPicTop->getDefDisplayWindow() : Window();
847	const Bool isTff = pcPicTop->isTopField();
848	#if H_MV
849	assert( conf .getScaledFlag() );
850	assert( defDisp.getScaledFlag() );
851	#if ENC_DEC_TRACE
852	g_bJustDoIt = true;
853	writeToTraceFile( "OutputPic Poc" , pcPic->getPOC (), g_decTracePicOutput );
854	writeToTraceFile( "OutputPic LayerId", pcPic->getLayerId(), g_decTracePicOutput );
855	g_bJustDoIt = false;
856	#endif
857	m_tVideoIOYuvReconFile[decIdx]->write( pcPicTop->getPicYuvRec(), pcPicBottom->getPicYuvRec(),
858	#else
859	m_cTVideoIOYuvReconFile.write( pcPicTop->getPicYuvRec(), pcPicBottom->getPicYuvRec(),
860	#endif
861	conf.getWindowLeftOffset() + defDisp.getWindowLeftOffset(),
862	conf.getWindowRightOffset() + defDisp.getWindowRightOffset(),
863	conf.getWindowTopOffset() + defDisp.getWindowTopOffset(),
864	conf.getWindowBottomOffset() + defDisp.getWindowBottomOffset(), isTff );
865	}
866
867	// update POC of display order
868	#if H_MV
869	m_pocLastDisplay[decIdx] = pcPic->getPOC();
870	#else
871	m_iPOCLastDisplay = pcPicBottom->getPOC();
872	#endif
873	// erase non-referenced picture in the reference picture list after display
874	if ( !pcPicTop->getSlice(0)->isReferenced() && pcPicTop->getReconMark() == true )
875	{
876	#if !DYN_REF_FREE
877	pcPicTop->setReconMark(false);
878
879	// mark it should be extended later
880	pcPicTop->getPicYuvRec()->setBorderExtension( false );
881
882	#else
883	pcPicTop->destroy();
884	pcListPic->erase( iterPic );
885	iterPic = pcListPic->begin(); // to the beginning, non-efficient way, have to be revised!
886	continue;
887	#endif
888	}
889	if ( !pcPicBottom->getSlice(0)->isReferenced() && pcPicBottom->getReconMark() == true )
890	{
891	#if !DYN_REF_FREE
892	pcPicBottom->setReconMark(false);
893
894	// mark it should be extended later
895	pcPicBottom->getPicYuvRec()->setBorderExtension( false );
896
897	#else
898	pcPicBottom->destroy();
899	pcListPic->erase( iterPic );
900	iterPic = pcListPic->begin(); // to the beginning, non-efficient way, have to be revised!
901	continue;
902	#endif
903	}
904	pcPicTop->setOutputMark(false);
905	pcPicBottom->setOutputMark(false);
906
907	#if !DYN_REF_FREE
908	if(pcPicTop)
909	{
910	pcPicTop->destroy();
911	delete pcPicTop;
912	pcPicTop = NULL;
913	}
914	#endif
915	}
916	}
917	if(pcPicBottom)
918	{
919	pcPicBottom->destroy();
920	delete pcPicBottom;
921	pcPicBottom = NULL;
922	}
923	}
924	else //Frame decoding
925	{
926	while (iterPic != pcListPic->end())
927	{
928	pcPic = *(iterPic);
929
930	if ( pcPic->getOutputMark() )
931	{
932	// write to file
933	#if H_MV
934	if ( m_pchReconFiles[decIdx] )
935	#else
936	if ( m_pchReconFile )
937	#endif
938	{
939	const Window &conf = pcPic->getConformanceWindow();
940	const Window &defDisp = m_respectDefDispWindow ? pcPic->getDefDisplayWindow() : Window();
941	#if H_MV
942	assert( conf .getScaledFlag() );
943	assert( defDisp.getScaledFlag() );
944	#if ENC_DEC_TRACE
945	g_bJustDoIt = true;
946	writeToTraceFile( "OutputPic Poc" , pcPic->getPOC (), g_decTracePicOutput );
947	writeToTraceFile( "OutputPic LayerId", pcPic->getLayerId(), g_decTracePicOutput );
948	g_bJustDoIt = false;
949	#endif
950	m_tVideoIOYuvReconFile[decIdx]->write( pcPic->getPicYuvRec(),
951	#else
952	m_cTVideoIOYuvReconFile.write( pcPic->getPicYuvRec(),
953	#endif
954	conf.getWindowLeftOffset() + defDisp.getWindowLeftOffset(),
955	conf.getWindowRightOffset() + defDisp.getWindowRightOffset(),
956	conf.getWindowTopOffset() + defDisp.getWindowTopOffset(),
957	conf.getWindowBottomOffset() + defDisp.getWindowBottomOffset() );
958	}
959
960	// update POC of display order
961	#if H_MV
962	m_pocLastDisplay[decIdx] = pcPic->getPOC();
963	#else
964	m_iPOCLastDisplay = pcPic->getPOC();
965	#endif
966
967	// erase non-referenced picture in the reference picture list after display
968	if ( !pcPic->getSlice(0)->isReferenced() && pcPic->getReconMark() == true )
969	{
970	#if !DYN_REF_FREE
971	pcPic->setReconMark(false);
972
973	// mark it should be extended later
974	pcPic->getPicYuvRec()->setBorderExtension( false );
975
976	#else
977	pcPic->destroy();
978	pcListPic->erase( iterPic );
979	iterPic = pcListPic->begin(); // to the beginning, non-efficient way, have to be revised!
980	continue;
981	#endif
982	}
983	pcPic->setOutputMark(false);
984	#if H_MV
985	pcPic->setPicOutputFlag(false);
986	#endif
987	}
988	#if !H_MV
989	#if !DYN_REF_FREE
990	if(pcPic)
991	{
992	pcPic->destroy();
993	delete pcPic;
994	pcPic = NULL;
995	}
996	#endif
997	#endif
998	iterPic++;
999	}
1000	}
1001	#if H_MV
1002	m_pocLastDisplay[decIdx] = -MAX_INT;
1003	#else
1004	pcListPic->clear();
1005	m_iPOCLastDisplay = -MAX_INT;
1006	#endif
1007	}
1008
1009	/** \param nalu Input nalu to check whether its LayerId is within targetDecLayerIdSet
1010	*/
1011	Bool TAppDecTop::isNaluWithinTargetDecLayerIdSet( InputNALUnit* nalu )
1012	{
1013	if ( m_targetDecLayerIdSet.size() == 0 ) // By default, the set is empty, meaning all LayerIds are allowed
1014	{
1015	return true;
1016	}
1017	for (std::vector<Int>::iterator it = m_targetDecLayerIdSet.begin(); it != m_targetDecLayerIdSet.end(); it++)
1018	{
1019	#if H_MV
1020	if ( nalu->m_layerId == (*it) )
1021	#else
1022	if ( nalu->m_reservedZero6Bits == (*it) )
1023	#endif
1024	{
1025	return true;
1026	}
1027	}
1028	return false;
1029	}
1030
1031	#if H_MV
1032	Int TAppDecTop::xGetDecoderIdx( Int layerId, Bool createFlag /= false / )
1033	{
1034	Int decIdx = -1;
1035
1036	if ( layerId > MAX_NUM_LAYER_IDS-1 )
1037	{
1038	return decIdx;
1039	}
1040
1041	if ( m_layerIdToDecIdx[ layerId ] != -1 )
1042	{
1043	decIdx = m_layerIdToDecIdx[ layerId ];
1044	}
1045	else
1046	{
1047	assert ( createFlag );
1048	assert( m_numDecoders < MAX_NUM_LAYERS );
1049
1050	decIdx = m_numDecoders;
1051
1052	// Init decoder
1053	m_tDecTop[ decIdx ] = new TDecTop;
1054	m_tDecTop[ decIdx ]->create();
1055	m_tDecTop[ decIdx ]->init( );
1056	m_tDecTop[ decIdx ]->setLayerId( layerId );
1057	m_tDecTop[ decIdx ]->setDecodedPictureHashSEIEnabled(m_decodedPictureHashSEIEnabled);
1058	m_tDecTop[ decIdx ]->setIvPicLists( &m_ivPicLists );
1059	m_tDecTop[ decIdx ]->setLayerInitilizedFlags( m_layerInitilizedFlags );
1060	m_tDecTop[ decIdx ]->setTargetOptLayerSetIdx( m_targetOptLayerSetIdx );
1061
1062	#if H_3D
1063	m_tDecTop[ decIdx ]->setCamParsCollector( &m_cCamParsCollector );
1064	#endif
1065
1066	// append pic list of new decoder to PicLists
1067	assert( m_ivPicLists.size() == m_numDecoders );
1068	m_ivPicLists.push_back( m_tDecTop[ decIdx ]->getListPic() );
1069
1070	// create recon file related stuff
1071	Char* pchTempFilename = NULL;
1072	if ( m_pchReconFile )
1073	{
1074	Char buffer[4];
1075	sprintf(buffer,"_%i", layerId );
1076	assert ( m_pchReconFile );
1077	xAppendToFileNameEnd( m_pchReconFile , buffer, pchTempFilename );
1078	assert( m_pchReconFiles.size() == m_numDecoders );
1079	}
1080
1081	m_pchReconFiles.push_back( pchTempFilename );
1082
1083	m_tVideoIOYuvReconFile[ decIdx ] = new TVideoIOYuv;
1084	m_reconOpen [ decIdx ] = false;
1085
1086	// set others
1087	m_pocLastDisplay [ decIdx ] = -MAX_INT;
1088	m_layerIdToDecIdx [ layerId ] = decIdx;
1089
1090	m_numDecoders++;
1091	};
1092	return decIdx;
1093
1094	}
1095
1096	Void TAppDecTop::xMarkForOutput( Bool allLayersDecoded, Int pocLastPic, Int layerIdLastPic )
1097	{
1098	vector<Int> targetOptLayerIdList = m_vps->getTargetOptLayerIdList( m_targetOptLayerSetIdx );
1099
1100	if (m_vps->getAltOutputLayerFlagVar( m_targetOptLayerSetIdx ) )
1101	{
1102	assert( targetOptLayerIdList.size() == 1 );
1103	Int targetLayerId = targetOptLayerIdList[0];
1104
1105	TComPic* curPic = m_ivPicLists.getPic( layerIdLastPic, pocLastPic );
1106	assert( curPic != NULL );
1107
1108	if ( layerIdLastPic == targetLayerId )
1109	{
1110	if ( curPic->getPicOutputFlag() )
1111	{
1112	curPic->setOutputMark( true );
1113	}
1114	else
1115	{
1116	xMarkAltOutPic( targetLayerId, pocLastPic );
1117	}
1118	m_markedForOutput = true;
1119	}
1120	else if ( ( layerIdLastPic > targetLayerId \|\| allLayersDecoded ) && !m_markedForOutput )
1121	{
1122	xMarkAltOutPic( targetLayerId, pocLastPic );
1123	}
1124
1125	if ( allLayersDecoded )
1126	{
1127	m_markedForOutput = false;
1128	}
1129	}
1130	else
1131	{
1132	for( Int dI = 0; dI < m_numDecoders; dI++ )
1133	{
1134	Int layerId = m_tDecTop[dI]->getLayerId();
1135	TComPic* curPic = m_ivPicLists.getPic( layerId, pocLastPic );
1136	if ( curPic != NULL )
1137	{
1138	if ( curPic->getReconMark() )
1139	{
1140	Bool isTargetOptLayer = std::find(targetOptLayerIdList.begin(), targetOptLayerIdList.end(), layerId) != targetOptLayerIdList.end();
1141	curPic->setOutputMark( isTargetOptLayer ? curPic->getPicOutputFlag() : false );
1142	}
1143	}
1144	}
1145	}
1146	}
1147
1148	Void TAppDecTop::xMarkAltOutPic( Int targetOutputLayer, Int pocLastPic )
1149	{
1150	Int optLayerIdxInVps = m_vps->getLayerIdInNuh( targetOutputLayer );
1151	Int highestNuhLayerId = -1;
1152	TComPic* picWithHighestNuhLayerId = NULL;
1153	for (Int dIdx = 0; dIdx < m_numDecoders; dIdx++)
1154	{
1155	Int curLayerId = m_tDecTop[dIdx]->getLayerId();
1156	Int curLayerIdxInVps = m_vps->getLayerIdInNuh( curLayerId );
1157	#if H_MV_HLS10_REF_PRED_LAYERS
1158	if ( m_vps->getDependencyFlag(optLayerIdxInVps, curLayerIdxInVps ) )
1159	#else
1160	if ( m_vps->getInDirectDependencyFlag(optLayerIdxInVps, curLayerIdxInVps ) )
1161	#endif
1162	{
1163	TComPic* curPic = m_ivPicLists.getPic( curLayerId, pocLastPic );
1164	if (curPic != NULL)
1165	{
1166	if (curPic->getReconMark() && curPic->getPicOutputFlag() )
1167	{
1168	curPic->setOutputMark ( false );
1169	curPic->setPicOutputFlag( false );
1170	if ( curLayerId > highestNuhLayerId)
1171	{
1172	highestNuhLayerId = curLayerId ;
1173	picWithHighestNuhLayerId = curPic;
1174	}
1175	}
1176	}
1177	}
1178	}
1179	if ( picWithHighestNuhLayerId != NULL )
1180	{
1181	picWithHighestNuhLayerId->setPicOutputFlag(true);
1182	picWithHighestNuhLayerId->setOutputMark (true);
1183	}
1184	}
1185
1186	#endif
1187	//! \}

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JCT-3V 3D-HEVC

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source: 3DVCSoftware/branches/HTM-12.0-dev1/source/App/TAppDecoder/TAppDecTop.cpp @ 1063

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