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TDecTop.cpp @ 620

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Last change on this file since 620 was 620, checked in by qualcomm, 11 years ago

Bug-fix in r612 and other bug-fix in SHM in case of IDR refresh.

From: Adarsh K. Ramasubramonian <aramasub@…>

Property svn:eol-style set to native

File size: 80.9 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 TDecTop.cpp
35	\brief decoder class
36	*/
37
38	#include "NALread.h"
39	#include "TDecTop.h"
40
41	#if SVC_EXTENSION
42	UInt TDecTop::m_prevPOC = MAX_UINT;
43	UInt TDecTop::m_uiPrevLayerId = MAX_UINT;
44	Bool TDecTop::m_bFirstSliceInSequence = true;
45	#endif
46
47	//! \ingroup TLibDecoder
48	//! \{
49
50	TDecTop::TDecTop()
51	{
52	m_pcPic = 0;
53	m_iMaxRefPicNum = 0;
54	#if ENC_DEC_TRACE
55	g_hTrace = fopen( "TraceDec.txt", "wb" );
56	g_bJustDoIt = g_bEncDecTraceDisable;
57	g_nSymbolCounter = 0;
58	#endif
59	m_associatedIRAPType = NAL_UNIT_INVALID;
60	m_pocCRA = 0;
61	m_pocRandomAccess = MAX_INT;
62	#if !SVC_EXTENSION
63	m_prevPOC = MAX_INT;
64	#endif
65	m_bFirstSliceInPicture = true;
66	#if !SVC_EXTENSION
67	m_bFirstSliceInSequence = true;
68	#endif
69	#if SVC_EXTENSION
70	m_layerId = 0;
71	#if AVC_BASE
72	m_pBLReconFile = NULL;
73	#endif
74	memset(m_cIlpPic, 0, sizeof(m_cIlpPic));
75	#endif
76	#if AVC_SYNTAX \|\| SYNTAX_OUTPUT
77	m_pBLSyntaxFile = NULL;
78	#endif
79	m_prevSliceSkipped = false;
80	m_skippedPOC = 0;
81	#if NO_CLRAS_OUTPUT_FLAG
82	m_noClrasOutputFlag = false;
83	m_layerInitializedFlag = false;
84	m_firstPicInLayerDecodedFlag = false;
85	m_noOutputOfPriorPicsFlags = false;
86	m_bRefreshPending = false;
87	#endif
88	#if RESOLUTION_BASED_DPB
89	m_subDpbIdx = -1;
90	#endif
91	}
92
93	TDecTop::~TDecTop()
94	{
95	#if ENC_DEC_TRACE
96	fclose( g_hTrace );
97	#endif
98	}
99
100	Void TDecTop::create()
101	{
102	#if SVC_EXTENSION
103	m_cGopDecoder.create( m_layerId );
104	#else
105	m_cGopDecoder.create();
106	#endif
107	m_apcSlicePilot = new TComSlice;
108	m_uiSliceIdx = 0;
109	}
110
111	Void TDecTop::destroy()
112	{
113	m_cGopDecoder.destroy();
114
115	delete m_apcSlicePilot;
116	m_apcSlicePilot = NULL;
117
118	m_cSliceDecoder.destroy();
119	#if SVC_EXTENSION
120	for(Int i=0; i<MAX_NUM_REF; i++)
121	{
122	if(m_cIlpPic[i])
123	{
124	m_cIlpPic[i]->destroy();
125	delete m_cIlpPic[i];
126	m_cIlpPic[i] = NULL;
127	}
128	}
129	#endif
130	}
131
132	Void TDecTop::init()
133	{
134	#if !SVC_EXTENSION
135	// initialize ROM
136	initROM();
137	#endif
138	#if SVC_EXTENSION
139	m_cGopDecoder.init( m_ppcTDecTop, &m_cEntropyDecoder, &m_cSbacDecoder, &m_cBinCABAC, &m_cCavlcDecoder, &m_cSliceDecoder, &m_cLoopFilter, &m_cSAO);
140	m_cSliceDecoder.init( &m_cEntropyDecoder, &m_cCuDecoder, m_cSAO.getSaoMaxOffsetQVal() );
141	#else
142	m_cGopDecoder.init( &m_cEntropyDecoder, &m_cSbacDecoder, &m_cBinCABAC, &m_cCavlcDecoder, &m_cSliceDecoder, &m_cLoopFilter, &m_cSAO);
143	m_cSliceDecoder.init( &m_cEntropyDecoder, &m_cCuDecoder );
144	#endif
145	m_cEntropyDecoder.init(&m_cPrediction);
146	}
147
148	#if SVC_EXTENSION
149	#if !REPN_FORMAT_IN_VPS
150	Void TDecTop::xInitILRP(TComSPS *pcSPS)
151	#else
152	Void TDecTop::xInitILRP(TComSlice *slice)
153	#endif
154	{
155	#if REPN_FORMAT_IN_VPS
156	TComSPS* pcSPS = slice->getSPS();
157	Int bitDepthY = slice->getBitDepthY();
158	Int bitDepthC = slice->getBitDepthC();
159	Int picWidth = slice->getPicWidthInLumaSamples();
160	Int picHeight = slice->getPicHeightInLumaSamples();
161	#endif
162	if(m_layerId>0)
163	{
164	#if REPN_FORMAT_IN_VPS
165	g_bitDepthY = bitDepthY;
166	g_bitDepthC = bitDepthC;
167	#else
168	g_bitDepthY = pcSPS->getBitDepthY();
169	g_bitDepthC = pcSPS->getBitDepthC();
170	#endif
171	g_uiMaxCUWidth = pcSPS->getMaxCUWidth();
172	g_uiMaxCUHeight = pcSPS->getMaxCUHeight();
173	g_uiMaxCUDepth = pcSPS->getMaxCUDepth();
174	g_uiAddCUDepth = max (0, pcSPS->getLog2MinCodingBlockSize() - (Int)pcSPS->getQuadtreeTULog2MinSize() );
175
176	Int numReorderPics[MAX_TLAYER];
177	Window &conformanceWindow = pcSPS->getConformanceWindow();
178	Window defaultDisplayWindow = pcSPS->getVuiParametersPresentFlag() ? pcSPS->getVuiParameters()->getDefaultDisplayWindow() : Window();
179
180	for( Int temporalLayer=0; temporalLayer < MAX_TLAYER; temporalLayer++)
181	{
182	#if USE_DPB_SIZE_TABLE
183	if( getCommonDecoderParams()->getTargetOutputLayerSetIdx() == 0 )
184	{
185	assert( this->getLayerId() == 0 );
186	numReorderPics[temporalLayer] = pcSPS->getNumReorderPics(temporalLayer);
187	}
188	else
189	{
190	TComVPS *vps = slice->getVPS();
191	// SHM decoders will use DPB size table in the VPS to determine the number of reorder pictures.
192	numReorderPics[temporalLayer] = vps->getMaxVpsNumReorderPics( getCommonDecoderParams()->getTargetOutputLayerSetIdx() , temporalLayer);
193	}
194	#else
195	numReorderPics[temporalLayer] = pcSPS->getNumReorderPics(temporalLayer);
196	#endif
197	}
198
199	if (m_cIlpPic[0] == NULL)
200	{
201	for (Int j=0; j < m_numDirectRefLayers; j++)
202	{
203
204	m_cIlpPic[j] = new TComPic;
205	#if AUXILIARY_PICTURES
206	#if REPN_FORMAT_IN_VPS
207	#if SVC_UPSAMPLING
208	m_cIlpPic[j]->create(picWidth, picHeight, slice->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, conformanceWindow, defaultDisplayWindow, numReorderPics, pcSPS, true);
209	#else
210	m_cIlpPic[j]->create(picWidth, picHeight, slice->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, conformanceWindow, defaultDisplayWindow, numReorderPics, true);
211	#endif
212	#else
213	#if SVC_UPSAMPLING
214	m_cIlpPic[j]->create(pcSPS->getPicWidthInLumaSamples(), pcSPS->getPicHeightInLumaSamples(), pcSPS->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, conformanceWindow, defaultDisplayWindow, numReorderPics, pcSPS, true);
215	#else
216	m_cIlpPic[j]->create(pcSPS->getPicWidthInLumaSamples(), pcSPS->getPicHeightInLumaSamples(), pcSPS->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, conformanceWindow, defaultDisplayWindow, numReorderPics, true);
217	#endif
218	#endif
219	#else
220	#if REPN_FORMAT_IN_VPS
221	#if SVC_UPSAMPLING
222	m_cIlpPic[j]->create(picWidth, picHeight, g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, conformanceWindow, defaultDisplayWindow, numReorderPics, pcSPS, true);
223	#else
224	m_cIlpPic[j]->create(picWidth, picHeight, g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, conformanceWindow, defaultDisplayWindow, numReorderPics, true);
225	#endif
226	#else
227	#if SVC_UPSAMPLING
228	m_cIlpPic[j]->create(pcSPS->getPicWidthInLumaSamples(), pcSPS->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, conformanceWindow, defaultDisplayWindow, numReorderPics, pcSPS, true);
229	#else
230	m_cIlpPic[j]->create(pcSPS->getPicWidthInLumaSamples(), pcSPS->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, conformanceWindow, defaultDisplayWindow, numReorderPics, true);
231	#endif
232	#endif
233	#endif
234	for (Int i=0; i<m_cIlpPic[j]->getPicSym()->getNumberOfCUsInFrame(); i++)
235	{
236	m_cIlpPic[j]->getPicSym()->getCU(i)->initCU(m_cIlpPic[j], i);
237	}
238	}
239	}
240	}
241	}
242	#endif
243
244	Void TDecTop::deletePicBuffer ( )
245	{
246	TComList<TComPic*>::iterator iterPic = m_cListPic.begin();
247	Int iSize = Int( m_cListPic.size() );
248
249	for (Int i = 0; i < iSize; i++ )
250	{
251	TComPic* pcPic = *(iterPic++);
252	#if SVC_EXTENSION
253	if( pcPic )
254	{
255	pcPic->destroy();
256
257	delete pcPic;
258	pcPic = NULL;
259	}
260	#else
261	pcPic->destroy();
262
263	delete pcPic;
264	pcPic = NULL;
265	#endif
266	}
267
268	m_cSAO.destroy();
269
270	m_cLoopFilter. destroy();
271
272	#if !SVC_EXTENSION
273	// destroy ROM
274	destroyROM();
275	#endif
276	}
277
278	Void TDecTop::xGetNewPicBuffer ( TComSlice* pcSlice, TComPic*& rpcPic )
279	{
280	Int numReorderPics[MAX_TLAYER];
281	Window &conformanceWindow = pcSlice->getSPS()->getConformanceWindow();
282	Window defaultDisplayWindow = pcSlice->getSPS()->getVuiParametersPresentFlag() ? pcSlice->getSPS()->getVuiParameters()->getDefaultDisplayWindow() : Window();
283
284	for( Int temporalLayer=0; temporalLayer < MAX_TLAYER; temporalLayer++)
285	{
286	#if USE_DPB_SIZE_TABLE
287	if( getCommonDecoderParams()->getTargetOutputLayerSetIdx() == 0 )
288	{
289	assert( this->getLayerId() == 0 );
290	numReorderPics[temporalLayer] = pcSlice->getSPS()->getNumReorderPics(temporalLayer);
291	}
292	else
293	{
294	TComVPS *vps = pcSlice->getVPS();
295	// SHM decoders will use DPB size table in the VPS to determine the number of reorder pictures.
296	numReorderPics[temporalLayer] = vps->getMaxVpsNumReorderPics( getCommonDecoderParams()->getTargetOutputLayerSetIdx() , temporalLayer);
297	}
298	#else
299	numReorderPics[temporalLayer] = pcSlice->getSPS()->getNumReorderPics(temporalLayer);
300	#endif
301	}
302
303	#if USE_DPB_SIZE_TABLE
304	if( getCommonDecoderParams()->getTargetOutputLayerSetIdx() == 0 )
305	{
306	assert( this->getLayerId() == 0 );
307	m_iMaxRefPicNum = pcSlice->getSPS()->getMaxDecPicBuffering(pcSlice->getTLayer()); // m_uiMaxDecPicBuffering has the space for the picture currently being decoded
308	}
309	else
310	{
311	#if RESOLUTION_BASED_DPB
312	Int layerSetIdxForOutputLayerSet = pcSlice->getVPS()->getOutputLayerSetIdx( getCommonDecoderParams()->getTargetOutputLayerSetIdx() );
313	Int layerIdx = pcSlice->getVPS()->findLayerIdxInLayerSet( layerSetIdxForOutputLayerSet, pcSlice->getLayerId() ); assert( layerIdx != -1 );
314	m_iMaxRefPicNum = pcSlice->getVPS()->getMaxVpsLayerDecPicBuffMinus1( getCommonDecoderParams()->getTargetOutputLayerSetIdx(), layerIdx, pcSlice->getTLayer() ) + 1; // m_uiMaxDecPicBuffering has the space for the picture currently being decoded
315	#else
316	m_iMaxRefPicNum = pcSlice->getVPS()->getMaxVpsDecPicBufferingMinus1( getCommonDecoderParams()->getTargetOutputLayerSetIdx(), pcSlice->getLayerId(), pcSlice->getTLayer() ) + 1; // m_uiMaxDecPicBuffering has the space for the picture currently being decoded
317	#endif
318	#if SPS_DPB_PARAMS
319	pcSlice->getVPS()->setTolsIdx(getCommonDecoderParams()->getTargetOutputLayerSetIdx());
320	#endif
321	}
322	#else
323	m_iMaxRefPicNum = pcSlice->getSPS()->getMaxDecPicBuffering(pcSlice->getTLayer()); // m_uiMaxDecPicBuffering has the space for the picture currently being decoded
324	#endif
325
326	#if SVC_EXTENSION
327	m_iMaxRefPicNum += 1; // it should be updated if more than 1 resampling picture is used
328	#endif
329
330	if (m_cListPic.size() < (UInt)m_iMaxRefPicNum)
331	{
332	rpcPic = new TComPic();
333
334	#if SVC_EXTENSION //Temporal solution, should be modified
335	if(m_layerId > 0)
336	{
337	for(UInt i = 0; i < pcSlice->getVPS()->getNumDirectRefLayers( m_layerId ); i++ )
338	{
339	#if O0098_SCALED_REF_LAYER_ID
340	const Window scalEL = pcSlice->getSPS()->getScaledRefLayerWindowForLayer(pcSlice->getVPS()->getRefLayerId(m_layerId, i));
341	#else
342	const Window scalEL = pcSlice->getSPS()->getScaledRefLayerWindow(i);
343	#endif
344	Bool zeroOffsets = ( scalEL.getWindowLeftOffset() == 0 && scalEL.getWindowRightOffset() == 0 && scalEL.getWindowTopOffset() == 0 && scalEL.getWindowBottomOffset() == 0 );
345
346	#if VPS_EXTN_DIRECT_REF_LAYERS
347	TDecTop pcTDecTopBase = (TDecTop )getRefLayerDec( i );
348	#else
349	TDecTop pcTDecTopBase = (TDecTop )getLayerDec( m_layerId-1 );
350	#endif
351	//TComPic* pcPic = *(pcTDecTopBase->getListPic()->begin());
352	TComPicYuv* pcPicYuvRecBase = (*(pcTDecTopBase->getListPic()->begin()))->getPicYuvRec();
353	#if REPN_FORMAT_IN_VPS
354	if(pcPicYuvRecBase->getWidth() != pcSlice->getPicWidthInLumaSamples() \|\| pcPicYuvRecBase->getHeight() != pcSlice->getPicHeightInLumaSamples() \|\| !zeroOffsets )
355	#else
356	if(pcPicYuvRecBase->getWidth() != pcSlice->getSPS()->getPicWidthInLumaSamples() \|\| pcPicYuvRecBase->getHeight() != pcSlice->getSPS()->getPicHeightInLumaSamples() \|\| !zeroOffsets )
357	#endif
358	{
359	rpcPic->setSpatialEnhLayerFlag( i, true );
360
361	//only for scalable extension
362	#if SCALABILITY_MASK_E0104
363	assert( pcSlice->getVPS()->getScalabilityMask(2) == true );
364	#else
365	assert( pcSlice->getVPS()->getScalabilityMask(1) == true );
366	#endif
367	}
368	}
369	}
370	#endif
371
372	#if AUXILIARY_PICTURES
373	#if REPN_FORMAT_IN_VPS
374	#if SVC_UPSAMPLING
375	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), pcSlice->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
376	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
377	#else
378	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), pcSlice->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
379	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
380	#endif
381	#else
382	#if SVC_UPSAMPLING
383	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), pcSlice->getSPS()->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
384	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
385	#else
386	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), pcSlice->getSPS()->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
387	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
388	#endif
389	#endif
390	#else
391	#if REPN_FORMAT_IN_VPS
392	#if SVC_UPSAMPLING
393	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
394	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
395	#else
396	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
397	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
398	#endif
399	#else
400	#if SVC_UPSAMPLING
401	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
402	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
403	#else
404	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
405	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
406	#endif
407	#endif
408	#endif
409	m_cListPic.pushBack( rpcPic );
410
411	return;
412	}
413
414	Bool bBufferIsAvailable = false;
415	TComList<TComPic*>::iterator iterPic = m_cListPic.begin();
416	while (iterPic != m_cListPic.end())
417	{
418	rpcPic = *(iterPic++);
419	if ( rpcPic->getReconMark() == false && rpcPic->getOutputMark() == false)
420	{
421	rpcPic->setOutputMark(false);
422	bBufferIsAvailable = true;
423	break;
424	}
425
426	if ( rpcPic->getSlice( 0 )->isReferenced() == false && rpcPic->getOutputMark() == false)
427	{
428	#if !SVC_EXTENSION
429	rpcPic->setOutputMark(false);
430	#endif
431	rpcPic->setReconMark( false );
432	rpcPic->getPicYuvRec()->setBorderExtension( false );
433	bBufferIsAvailable = true;
434	break;
435	}
436	}
437
438	if ( !bBufferIsAvailable )
439	{
440	//There is no room for this picture, either because of faulty encoder or dropped NAL. Extend the buffer.
441	m_iMaxRefPicNum++;
442	rpcPic = new TComPic();
443	m_cListPic.pushBack( rpcPic );
444	}
445	rpcPic->destroy();
446
447	#if AUXILIARY_PICTURES
448	#if REPN_FORMAT_IN_VPS
449	#if SVC_UPSAMPLING
450	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), pcSlice->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
451	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
452
453	#else
454	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), pcSlice->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
455	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
456	#endif
457	#else
458	#if SVC_UPSAMPLING
459	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), pcSlice->getSPS()->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
460	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
461
462	#else
463	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), pcSlice->getSPS()->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
464	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
465	#endif
466	#endif
467	#else
468	#if REPN_FORMAT_IN_VPS
469	#if SVC_UPSAMPLING
470	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
471	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
472
473	#else
474	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
475	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
476	#endif
477	#else
478	#if SVC_UPSAMPLING
479	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
480	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
481
482	#else
483	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
484	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
485	#endif
486	#endif
487	#endif
488	}
489
490	Void TDecTop::executeLoopFilters(Int& poc, TComList<TComPic>& rpcListPic)
491	{
492	if (!m_pcPic)
493	{
494	/* nothing to deblock */
495	return;
496	}
497
498	TComPic*& pcPic = m_pcPic;
499
500	// Execute Deblock + Cleanup
501
502	m_cGopDecoder.filterPicture(pcPic);
503
504	#if SYNTAX_OUTPUT
505	pcPic->wrireBLSyntax( getBLSyntaxFile(), SYNTAX_BYTES );
506	#endif
507	TComSlice::sortPicList( m_cListPic ); // sorting for application output
508	poc = pcPic->getSlice(m_uiSliceIdx-1)->getPOC();
509	rpcListPic = &m_cListPic;
510	m_cCuDecoder.destroy();
511	m_bFirstSliceInPicture = true;
512
513	return;
514	}
515
516	#if EARLY_REF_PIC_MARKING
517	Void TDecTop::earlyPicMarking(Int maxTemporalLayer, std::vector<Int>& targetDecLayerIdSet)
518	{
519	UInt currTid = m_pcPic->getTLayer();
520	UInt highestTid = (maxTemporalLayer >= 0) ? maxTemporalLayer : (m_pcPic->getSlice(0)->getSPS()->getMaxTLayers() - 1);
521	UInt latestDecLayerId = m_layerId;
522	UInt numTargetDecLayers = 0;
523	Int targetDecLayerIdList[MAX_LAYERS];
524	UInt latestDecIdx = 0;
525	TComSlice* pcSlice = m_pcPic->getSlice(0);
526
527	if ( currTid != highestTid ) // Marking process is only applicaple for highest decoded TLayer
528	{
529	return;
530	}
531
532	// currPic must be marked as "used for reference" and must be a sub-layer non-reference picture
533	if ( !((pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_TRAIL_N \|\|
534	pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_N \|\|
535	pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_N \|\|
536	pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_RADL_N \|\|
537	pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N \|\|
538	pcSlice->getNalUnitType() == NAL_UNIT_RESERVED_VCL_N10 \|\|
539	pcSlice->getNalUnitType() == NAL_UNIT_RESERVED_VCL_N12 \|\|
540	pcSlice->getNalUnitType() == NAL_UNIT_RESERVED_VCL_N14) && pcSlice->isReferenced()))
541	{
542	return;
543	}
544
545	if ( targetDecLayerIdSet.size() == 0 ) // Cannot mark if we don't know the number of scalable layers
546	{
547	return;
548	}
549
550	for (std::vector<Int>::iterator it = targetDecLayerIdSet.begin(); it != targetDecLayerIdSet.end(); it++)
551	{
552	if ( latestDecLayerId == (*it) )
553	{
554	latestDecIdx = numTargetDecLayers;
555	}
556	targetDecLayerIdList[numTargetDecLayers++] = (*it);
557	}
558
559	Int remainingInterLayerReferencesFlag = 0;
560	#if O0225_MAX_TID_FOR_REF_LAYERS
561	for ( Int j = latestDecIdx + 1; j < numTargetDecLayers; j++ )
562	{
563	Int jLidx = pcSlice->getVPS()->getLayerIdInVps(targetDecLayerIdList[j]);
564	if ( currTid <= pcSlice->getVPS()->getMaxTidIlRefPicsPlus1(latestDecLayerId,jLidx) - 1 )
565	{
566	#else
567	if ( currTid <= pcSlice->getVPS()->getMaxTidIlRefPicsPlus1(latestDecLayerId) - 1 )
568	{
569	for ( Int j = latestDecIdx + 1; j < numTargetDecLayers; j++ )
570	{
571	#endif
572	for ( Int k = 0; k < m_ppcTDecTop[targetDecLayerIdList[j]]->getNumDirectRefLayers(); k++ )
573	{
574	if ( latestDecIdx == m_ppcTDecTop[targetDecLayerIdList[j]]->getRefLayerId(k) )
575	{
576	remainingInterLayerReferencesFlag = 1;
577	}
578	}
579	}
580	}
581
582	if ( remainingInterLayerReferencesFlag == 0 )
583	{
584	pcSlice->setReferenced(false);
585	}
586	}
587	#endif
588
589	Void TDecTop::xCreateLostPicture(Int iLostPoc)
590	{
591	printf("\ninserting lost poc : %d\n",iLostPoc);
592	TComSlice cFillSlice;
593	cFillSlice.setSPS( m_parameterSetManagerDecoder.getFirstSPS() );
594	cFillSlice.setPPS( m_parameterSetManagerDecoder.getFirstPPS() );
595	#if SVC_EXTENSION
596	cFillSlice.setVPS( m_parameterSetManagerDecoder.getFirstVPS() );
597	cFillSlice.initSlice( m_layerId );
598	#else
599	cFillSlice.initSlice();
600	#endif
601	TComPic *cFillPic;
602	xGetNewPicBuffer(&cFillSlice,cFillPic);
603	cFillPic->getSlice(0)->setSPS( m_parameterSetManagerDecoder.getFirstSPS() );
604	cFillPic->getSlice(0)->setPPS( m_parameterSetManagerDecoder.getFirstPPS() );
605	#if SVC_EXTENSION
606	cFillPic->getSlice(0)->setVPS( m_parameterSetManagerDecoder.getFirstVPS() );
607	cFillPic->getSlice(0)->initSlice( m_layerId );
608	#else
609	cFillPic->getSlice(0)->initSlice();
610	#endif
611
612	TComList<TComPic*>::iterator iterPic = m_cListPic.begin();
613	Int closestPoc = 1000000;
614	while ( iterPic != m_cListPic.end())
615	{
616	TComPic * rpcPic = *(iterPic++);
617	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())
618	{
619	closestPoc=abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc);
620	}
621	}
622	iterPic = m_cListPic.begin();
623	while ( iterPic != m_cListPic.end())
624	{
625	TComPic rpcPic = (iterPic++);
626	if(abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc)==closestPoc&&rpcPic->getPicSym()->getSlice(0)->getPOC()!=m_apcSlicePilot->getPOC())
627	{
628	printf("copying picture %d to %d (%d)\n",rpcPic->getPicSym()->getSlice(0)->getPOC() ,iLostPoc,m_apcSlicePilot->getPOC());
629	rpcPic->getPicYuvRec()->copyToPic(cFillPic->getPicYuvRec());
630	break;
631	}
632	}
633	cFillPic->setCurrSliceIdx(0);
634	for(Int i=0; i<cFillPic->getNumCUsInFrame(); i++)
635	{
636	cFillPic->getCU(i)->initCU(cFillPic,i);
637	}
638	cFillPic->getSlice(0)->setReferenced(true);
639	cFillPic->getSlice(0)->setPOC(iLostPoc);
640	cFillPic->setReconMark(true);
641	cFillPic->setOutputMark(true);
642	if(m_pocRandomAccess == MAX_INT)
643	{
644	m_pocRandomAccess = iLostPoc;
645	}
646	}
647
648
649	Void TDecTop::xActivateParameterSets()
650	{
651	m_parameterSetManagerDecoder.applyPrefetchedPS();
652
653	TComPPS *pps = m_parameterSetManagerDecoder.getPPS(m_apcSlicePilot->getPPSId());
654	assert (pps != 0);
655
656	TComSPS *sps = m_parameterSetManagerDecoder.getSPS(pps->getSPSId());
657	assert (sps != 0);
658
659	if (false == m_parameterSetManagerDecoder.activatePPS(m_apcSlicePilot->getPPSId(),m_apcSlicePilot->isIRAP()))
660	{
661	printf ("Parameter set activation failed!");
662	assert (0);
663	}
664
665	#if SCALINGLIST_INFERRING
666	// scaling list settings and checks
667	TComVPS *activeVPS = m_parameterSetManagerDecoder.getActiveVPS();
668	TComSPS *activeSPS = m_parameterSetManagerDecoder.getActiveSPS();
669	TComPPS *activePPS = m_parameterSetManagerDecoder.getActivePPS();
670
671	if( activeSPS->getInferScalingListFlag() )
672	{
673	UInt refLayerId = activeSPS->getScalingListRefLayerId();
674	TComSPS *refSps = m_ppcTDecTop[refLayerId]->getParameterSetManager()->getActiveSPS(); assert( refSps != NULL );
675
676	// When avc_base_layer_flag is equal to 1, it is a requirement of bitstream conformance that the value of sps_scaling_list_ref_layer_id shall be greater than 0
677	if( activeVPS->getAvcBaseLayerFlag() )
678	{
679	assert( refLayerId > 0 );
680	}
681
682	// It is a requirement of bitstream conformance that, when an SPS with nuh_layer_id equal to nuhLayerIdA is active for a layer with nuh_layer_id equal to nuhLayerIdB and
683	// sps_infer_scaling_list_flag in the SPS is equal to 1, sps_infer_scaling_list_flag shall be equal to 0 for the SPS that is active for the layer with nuh_layer_id equal to sps_scaling_list_ref_layer_id
684	assert( refSps->getInferScalingListFlag() == false );
685
686	// It is a requirement of bitstream conformance that, when an SPS with nuh_layer_id equal to nuhLayerIdA is active for a layer with nuh_layer_id equal to nuhLayerIdB,
687	// the layer with nuh_layer_id equal to sps_scaling_list_ref_layer_id shall be a direct or indirect reference layer of the layer with nuh_layer_id equal to nuhLayerIdB
688	assert( activeVPS->getRecursiveRefLayerFlag( activeSPS->getLayerId(), refLayerId ) == true );
689
690	if( activeSPS->getScalingList() != refSps->getScalingList() )
691	{
692	// delete created instance of scaling list since it will be inferred
693	delete activeSPS->getScalingList();
694
695	// infer scaling list
696	activeSPS->setScalingList( refSps->getScalingList() );
697	}
698	}
699
700	if( activePPS->getInferScalingListFlag() )
701	{
702	UInt refLayerId = activePPS->getScalingListRefLayerId();
703	TComPPS *refPps = m_ppcTDecTop[refLayerId]->getParameterSetManager()->getActivePPS(); assert( refPps != NULL );
704
705	// When avc_base_layer_flag is equal to 1, it is a requirement of bitstream conformance that the value of sps_scaling_list_ref_layer_id shall be greater than 0
706	if( activeVPS->getAvcBaseLayerFlag() )
707	{
708	assert( refLayerId > 0 );
709	}
710
711	// It is a requirement of bitstream conformance that, when an PPS with nuh_layer_id equal to nuhLayerIdA is active for a layer with nuh_layer_id equal to nuhLayerIdB and
712	// pps_infer_scaling_list_flag in the PPS is equal to 1, pps_infer_scaling_list_flag shall be equal to 0 for the PPS that is active for the layer with nuh_layer_id equal to pps_scaling_list_ref_layer_id
713	assert( refPps->getInferScalingListFlag() == false );
714
715	// It is a requirement of bitstream conformance that, when an PPS with nuh_layer_id equal to nuhLayerIdA is active for a layer with nuh_layer_id equal to nuhLayerIdB,
716	// the layer with nuh_layer_id equal to pps_scaling_list_ref_layer_id shall be a direct or indirect reference layer of the layer with nuh_layer_id equal to nuhLayerIdB
717	assert( activeVPS->getRecursiveRefLayerFlag( activePPS->getLayerId(), refLayerId ) == true );
718
719	if( activePPS->getScalingList() != refPps->getScalingList() )
720	{
721	// delete created instance of scaling list since it will be inferred
722	delete activePPS->getScalingList();
723
724	// infer scaling list
725	activePPS->setScalingList( refPps->getScalingList() );
726	}
727
728	}
729	#endif
730
731	if( pps->getDependentSliceSegmentsEnabledFlag() )
732	{
733	Int NumCtx = pps->getEntropyCodingSyncEnabledFlag()?2:1;
734
735	if (m_cSliceDecoder.getCtxMemSize() != NumCtx)
736	{
737	m_cSliceDecoder.initCtxMem(NumCtx);
738	for ( UInt st = 0; st < NumCtx; st++ )
739	{
740	TDecSbac* ctx = NULL;
741	ctx = new TDecSbac;
742	ctx->init( &m_cBinCABAC );
743	m_cSliceDecoder.setCtxMem( ctx, st );
744	}
745	}
746	}
747
748	m_apcSlicePilot->setPPS(pps);
749	m_apcSlicePilot->setSPS(sps);
750	pps->setSPS(sps);
751	#if REPN_FORMAT_IN_VPS
752	pps->setNumSubstreams(pps->getEntropyCodingSyncEnabledFlag() ? ((sps->getPicHeightInLumaSamples() + sps->getMaxCUHeight() - 1) / sps->getMaxCUHeight()) * (pps->getNumColumnsMinus1() + 1) : 1);
753	#else
754	pps->setNumSubstreams(pps->getEntropyCodingSyncEnabledFlag() ? ((sps->getPicHeightInLumaSamples() + sps->getMaxCUHeight() - 1) / sps->getMaxCUHeight()) * (pps->getNumColumnsMinus1() + 1) : 1);
755	#endif
756	pps->setMinCuDQPSize( sps->getMaxCUWidth() >> ( pps->getMaxCuDQPDepth()) );
757
758	#if REPN_FORMAT_IN_VPS
759	g_bitDepthY = m_apcSlicePilot->getBitDepthY();
760	g_bitDepthC = m_apcSlicePilot->getBitDepthC();
761	#else
762	g_bitDepthY = sps->getBitDepthY();
763	g_bitDepthC = sps->getBitDepthC();
764	#endif
765	g_uiMaxCUWidth = sps->getMaxCUWidth();
766	g_uiMaxCUHeight = sps->getMaxCUHeight();
767	g_uiMaxCUDepth = sps->getMaxCUDepth();
768	g_uiAddCUDepth = max (0, sps->getLog2MinCodingBlockSize() - (Int)sps->getQuadtreeTULog2MinSize() );
769
770	for (Int i = 0; i < sps->getLog2DiffMaxMinCodingBlockSize(); i++)
771	{
772	sps->setAMPAcc( i, sps->getUseAMP() );
773	}
774
775	for (Int i = sps->getLog2DiffMaxMinCodingBlockSize(); i < sps->getMaxCUDepth(); i++)
776	{
777	sps->setAMPAcc( i, 0 );
778	}
779
780	m_cSAO.destroy();
781	#if REPN_FORMAT_IN_VPS
782	#if AUXILIARY_PICTURES
783	m_cSAO.create( m_apcSlicePilot->getPicWidthInLumaSamples(), m_apcSlicePilot->getPicHeightInLumaSamples(), sps->getChromaFormatIdc(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth() );
784	#else
785	m_cSAO.create( m_apcSlicePilot->getPicWidthInLumaSamples(), m_apcSlicePilot->getPicHeightInLumaSamples(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth() );
786	#endif
787	#else
788	m_cSAO.create( sps->getPicWidthInLumaSamples(), sps->getPicHeightInLumaSamples(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth() );
789	#endif
790	m_cLoopFilter.create( sps->getMaxCUDepth() );
791	}
792
793	#if SVC_EXTENSION
794	#if POC_RESET_FLAG
795	Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int &iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC )
796	#else
797	Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC )
798	#endif
799	#else
800	Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay )
801	#endif
802	{
803	TComPic*& pcPic = m_pcPic;
804	#if SVC_EXTENSION
805	#if NO_CLRAS_OUTPUT_FLAG
806	Bool bFirstSliceInSeq;
807	#endif
808	m_apcSlicePilot->setVPS( m_parameterSetManagerDecoder.getPrefetchedVPS(0) );
809	#if OUTPUT_LAYER_SET_INDEX
810	// Following check should go wherever the VPS is activated
811	checkValueOfTargetOutputLayerSetIdx( m_apcSlicePilot->getVPS());
812	#endif
813	#if RESOLUTION_BASED_DPB
814	// Following assignment should go wherever a new VPS is activated
815	assignSubDpbs(m_apcSlicePilot->getVPS());
816	#endif
817	m_apcSlicePilot->initSlice( nalu.m_layerId );
818	#else //SVC_EXTENSION
819	m_apcSlicePilot->initSlice();
820	#endif
821
822	if (m_bFirstSliceInPicture)
823	{
824	m_uiSliceIdx = 0;
825	}
826	else
827	{
828	m_apcSlicePilot->copySliceInfo( pcPic->getPicSym()->getSlice(m_uiSliceIdx-1) );
829	}
830	m_apcSlicePilot->setSliceIdx(m_uiSliceIdx);
831
832	m_apcSlicePilot->setNalUnitType(nalu.m_nalUnitType);
833	Bool nonReferenceFlag = (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TRAIL_N \|\|
834	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_N \|\|
835	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_N \|\|
836	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RADL_N \|\|
837	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N);
838	m_apcSlicePilot->setTemporalLayerNonReferenceFlag(nonReferenceFlag);
839
840	m_apcSlicePilot->setReferenced(true); // Putting this as true ensures that picture is referenced the first time it is in an RPS
841	m_apcSlicePilot->setTLayerInfo(nalu.m_temporalId);
842
843	#if SVC_EXTENSION
844	#if VPS_EXTN_DIRECT_REF_LAYERS
845	setRefLayerParams(m_apcSlicePilot->getVPS());
846	#endif
847	m_apcSlicePilot->setNumMotionPredRefLayers(m_numMotionPredRefLayers);
848	#endif
849	m_cEntropyDecoder.decodeSliceHeader (m_apcSlicePilot, &m_parameterSetManagerDecoder);
850
851	// set POC for dependent slices in skipped pictures
852	if(m_apcSlicePilot->getDependentSliceSegmentFlag() && m_prevSliceSkipped)
853	{
854	m_apcSlicePilot->setPOC(m_skippedPOC);
855	}
856
857	m_apcSlicePilot->setAssociatedIRAPPOC(m_pocCRA);
858	m_apcSlicePilot->setAssociatedIRAPType(m_associatedIRAPType);
859
860	// Skip pictures due to random access
861	if (isRandomAccessSkipPicture(iSkipFrame, iPOCLastDisplay))
862	{
863	m_prevSliceSkipped = true;
864	m_skippedPOC = m_apcSlicePilot->getPOC();
865	return false;
866	}
867	// Skip TFD pictures associated with BLA/BLANT pictures
868	if (isSkipPictureForBLA(iPOCLastDisplay))
869	{
870	m_prevSliceSkipped = true;
871	m_skippedPOC = m_apcSlicePilot->getPOC();
872	return false;
873	}
874
875	// clear previous slice skipped flag
876	m_prevSliceSkipped = false;
877
878	// exit when a new picture is found
879	#if SVC_EXTENSION
880	bNewPOC = (m_apcSlicePilot->getPOC()!= m_prevPOC);
881	#if ALIGNED_BUMPING
882	if (bNewPOC \|\| m_layerId!=m_uiPrevLayerId)
883	{
884	m_apcSlicePilot->applyReferencePictureSet(m_cListPic, m_apcSlicePilot->getRPS());
885	}
886	#endif
887	if (m_apcSlicePilot->isNextSlice() && (bNewPOC \|\| m_layerId!=m_uiPrevLayerId) && !m_bFirstSliceInSequence )
888	{
889	m_prevPOC = m_apcSlicePilot->getPOC();
890	curLayerId = m_uiPrevLayerId;
891	m_uiPrevLayerId = m_layerId;
892	return true;
893	}
894	#else
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	#endif
911	// actual decoding starts here
912	xActivateParameterSets();
913	#if !O0223_O0139_IRAP_ALIGN_NO_CONTRAINTS && N0147_IRAP_ALIGN_FLAG
914	//Note setting O0223_O0139_IRAP_ALIGN_NO_CONTRAINTS to 0 may cause decoder to crash.
915	//When cross_layer_irap_aligned_flag is equal to 0, num_extra_slice_header_bits >=1
916	if(!m_apcSlicePilot->getVPS()->getCrossLayerIrapAlignFlag() )
917	{
918	assert( m_apcSlicePilot->getPPS()->getNumExtraSliceHeaderBits() > 0);
919	}
920	//When cross_layer_irap_aligned_flag is equal to 1, the value of poc_reset_flag shall be equal to 0
921	if( m_apcSlicePilot->getVPS()->getCrossLayerIrapAlignFlag() )
922	{
923	assert( m_apcSlicePilot->getPocResetFlag() == 0);
924	}
925	#endif
926	#if REPN_FORMAT_IN_VPS
927	// Initialize ILRP if needed, only for the current layer
928	// ILRP intialization should go along with activation of parameters sets,
929	// although activation of parameter sets itself need not be done for each and every slice!!!
930	xInitILRP(m_apcSlicePilot);
931	#endif
932	if (m_apcSlicePilot->isNextSlice())
933	{
934	m_prevPOC = m_apcSlicePilot->getPOC();
935	#if SVC_EXTENSION
936	curLayerId = m_layerId;
937	m_uiPrevLayerId = m_layerId;
938	#endif
939	}
940	#if NO_CLRAS_OUTPUT_FLAG
941	bFirstSliceInSeq = m_bFirstSliceInSequence;
942	#endif
943	m_bFirstSliceInSequence = false;
944	#if POC_RESET_FLAG
945	// This operation would do the following:
946	// 1. Update the other picture in the DPB. This should be done only for the first slice of the picture.
947	// 2. Update the value of m_pocCRA.
948	// 3. Reset the POC values at the decoder for the current picture to be zero.
949	// 4. update value of POCLastDisplay
950	if( m_apcSlicePilot->getPocResetFlag() )
951	{
952	if( m_apcSlicePilot->getSliceIdx() == 0 )
953	{
954	Int pocAdjustValue = m_apcSlicePilot->getPOC();
955
956	#if PREVTID0_POC_RESET
957	m_apcSlicePilot->adjustPrevTid0POC(pocAdjustValue);
958	#endif
959	// If poc reset flag is set to 1, reset all POC for DPB -> basically do it for each slice in the picutre
960	TComList<TComPic*>::iterator iterPic = m_cListPic.begin();
961
962	// Iterate through all picture in DPB
963	while( iterPic != m_cListPic.end() )
964	{
965	TComPic dpbPic = iterPic;
966	// Check if the picture pointed to by iterPic is either used for reference or
967	// needed for output, are in the same layer, and not the current picture.
968	if( /* ( ( dpbPic->getSlice(0)->isReferenced() ) \|\| ( dpbPic->getOutputMark() ) )
969	&&*/ ( dpbPic->getLayerId() == m_apcSlicePilot->getLayerId() )
970	&& ( dpbPic->getReconMark() )
971	)
972	{
973	for(Int i = dpbPic->getNumAllocatedSlice()-1; i >= 0; i--)
974	{
975
976	TComSlice *slice = dpbPic->getSlice(i);
977	TComReferencePictureSet *rps = slice->getRPS();
978	slice->setPOC( slice->getPOC() - pocAdjustValue );
979
980	// Also adjust the POC value stored in the RPS of each such slice
981	for(Int j = rps->getNumberOfPictures(); j >= 0; j--)
982	{
983	rps->setPOC( j, rps->getPOC(j) - pocAdjustValue );
984	}
985	// Also adjust the value of refPOC
986	for(Int k = 0; k < 2; k++) // For List 0 and List 1
987	{
988	RefPicList list = (k == 1) ? REF_PIC_LIST_1 : REF_PIC_LIST_0;
989	for(Int j = 0; j < slice->getNumRefIdx(list); j++)
990	{
991	slice->setRefPOC( slice->getRefPOC(list, j) - pocAdjustValue, list, j);
992	}
993	}
994	}
995	}
996	iterPic++;
997	}
998	// Update the value of pocCRA
999	m_pocCRA -= pocAdjustValue;
1000	// Update value of POCLastDisplay
1001	iPOCLastDisplay -= pocAdjustValue;
1002	}
1003	// Reset current poc for current slice and RPS
1004	m_apcSlicePilot->setPOC( 0 );
1005	}
1006	#endif
1007	#if ALIGN_TSA_STSA_PICS
1008	if( m_apcSlicePilot->getLayerId() > 0 )
1009	{
1010	// Check for TSA alignment
1011	if( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_N \|\|
1012	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_R
1013	)
1014	{
1015	for(Int dependentLayerIdx = 0; dependentLayerIdx < m_apcSlicePilot->getVPS()->getNumDirectRefLayers(m_layerId); dependentLayerIdx++)
1016	{
1017	TComList<TComPic> cListPic = getRefLayerDec( dependentLayerIdx )->getListPic();
1018	TComPic* refpicLayer = m_apcSlicePilot->getRefPic(*cListPic, m_apcSlicePilot->getPOC() );
1019	if( refpicLayer )
1020	{
1021	assert( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_N \|\|
1022	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_R ); // TSA pictures should be aligned among depenedent layers
1023	}
1024	}
1025	}
1026	// Check for STSA alignment
1027	if( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_N \|\|
1028	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_R
1029	)
1030	{
1031	for(Int dependentLayerIdx = 0; dependentLayerIdx < m_apcSlicePilot->getVPS()->getNumDirectRefLayers(m_layerId); dependentLayerIdx++)
1032	{
1033	TComList<TComPic> cListPic = getRefLayerDec( dependentLayerIdx )->getListPic();
1034	TComPic* refpicLayer = m_apcSlicePilot->getRefPic(*cListPic, m_apcSlicePilot->getPOC() ); // STSA pictures should be aligned among dependent layers
1035	if( refpicLayer )
1036
1037	{
1038	assert( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_N \|\|
1039	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_R );
1040	}
1041	}
1042	}
1043	}
1044	#endif
1045	//detect lost reference picture and insert copy of earlier frame.
1046	Int lostPoc;
1047	while((lostPoc=m_apcSlicePilot->checkThatAllRefPicsAreAvailable(m_cListPic, m_apcSlicePilot->getRPS(), true, m_pocRandomAccess)) > 0)
1048	{
1049	xCreateLostPicture(lostPoc-1);
1050	}
1051	if (m_bFirstSliceInPicture)
1052	{
1053	#if AVC_BASE
1054	if( m_layerId == 1 && m_parameterSetManagerDecoder.getPrefetchedVPS(0)->getAvcBaseLayerFlag() )
1055	{
1056	TComPic* pBLPic = (*m_ppcTDecTop[0]->getListPic()->begin());
1057	pBLPic->getSlice(0)->setReferenced(true);
1058	fstream* pFile = m_ppcTDecTop[0]->getBLReconFile();
1059	UInt uiWidth = pBLPic->getPicYuvRec()->getWidth();
1060	UInt uiHeight = pBLPic->getPicYuvRec()->getHeight();
1061
1062	if( pFile->good() )
1063	{
1064	UInt64 uiPos = (UInt64) m_apcSlicePilot->getPOC() * uiWidth * uiHeight * 3 / 2;
1065
1066	pFile->seekg((UInt)uiPos, ios::beg );
1067
1068	Pel* pPel = pBLPic->getPicYuvRec()->getLumaAddr();
1069	UInt uiStride = pBLPic->getPicYuvRec()->getStride();
1070	for( Int i = 0; i < uiHeight; i++ )
1071	{
1072	for( Int j = 0; j < uiWidth; j++ )
1073	{
1074	pPel[j] = pFile->get();
1075	}
1076	pPel += uiStride;
1077	}
1078
1079	pPel = pBLPic->getPicYuvRec()->getCbAddr();
1080	uiStride = pBLPic->getPicYuvRec()->getCStride();
1081	for( Int i = 0; i < uiHeight/2; i++ )
1082	{
1083	for( Int j = 0; j < uiWidth/2; j++ )
1084	{
1085	pPel[j] = pFile->get();
1086	}
1087	pPel += uiStride;
1088	}
1089
1090	pPel = pBLPic->getPicYuvRec()->getCrAddr();
1091	uiStride = pBLPic->getPicYuvRec()->getCStride();
1092	for( Int i = 0; i < uiHeight/2; i++ )
1093	{
1094	for( Int j = 0; j < uiWidth/2; j++ )
1095	{
1096	pPel[j] = pFile->get();
1097	}
1098	pPel += uiStride;
1099	}
1100	}
1101	}
1102	#endif
1103
1104	#if NO_CLRAS_OUTPUT_FLAG
1105	if (m_layerId == 0 &&
1106	(m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP
1107	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL
1108	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP
1109	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL
1110	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP
1111	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA))
1112	{
1113	if (bFirstSliceInSeq)
1114	{
1115	setNoClrasOutputFlag(true);
1116	}
1117	else if (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP
1118	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL
1119	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP)
1120	{
1121	setNoClrasOutputFlag(true);
1122	}
1123	#if O0149_CROSS_LAYER_BLA_FLAG
1124	else if ((m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL \|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP) &&
1125	m_apcSlicePilot->getCrossLayerBLAFlag())
1126	{
1127	setNoClrasOutputFlag(true);
1128	}
1129	#endif
1130	else
1131	{
1132	setNoClrasOutputFlag(false);
1133	}
1134	if (getNoClrasOutputFlag())
1135	{
1136	for (UInt i = 0; i < m_apcSlicePilot->getVPS()->getMaxLayers(); i++)
1137	{
1138	m_ppcTDecTop[i]->setLayerInitializedFlag(false);
1139	m_ppcTDecTop[i]->setFirstPicInLayerDecodedFlag(false);
1140	}
1141	}
1142	}
1143	#endif
1144
1145	#if NO_CLRAS_OUTPUT_FLAG
1146	m_apcSlicePilot->decodingRefreshMarking(m_pocCRA, m_bRefreshPending, m_cListPic, getNoClrasOutputFlag());
1147	#endif
1148
1149	// Buffer initialize for prediction.
1150	m_cPrediction.initTempBuff();
1151	#if !ALIGNED_BUMPING
1152	m_apcSlicePilot->applyReferencePictureSet(m_cListPic, m_apcSlicePilot->getRPS());
1153	#else
1154	m_apcSlicePilot->checkLeadingPictureRestrictions(m_cListPic);
1155	#endif
1156	// Get a new picture buffer
1157	xGetNewPicBuffer (m_apcSlicePilot, pcPic);
1158
1159	Bool isField = false;
1160	Bool isTff = false;
1161
1162	if(!m_SEIs.empty())
1163	{
1164	// Check if any new Picture Timing SEI has arrived
1165	SEIMessages pictureTimingSEIs = extractSeisByType (m_SEIs, SEI::PICTURE_TIMING);
1166	if (pictureTimingSEIs.size()>0)
1167	{
1168	SEIPictureTiming* pictureTiming = (SEIPictureTiming) (pictureTimingSEIs.begin());
1169	isField = (pictureTiming->m_picStruct == 1) \|\| (pictureTiming->m_picStruct == 2);
1170	isTff = (pictureTiming->m_picStruct == 1);
1171	}
1172	}
1173
1174	//Set Field/Frame coding mode
1175	m_pcPic->setField(isField);
1176	m_pcPic->setTopField(isTff);
1177
1178	// transfer any SEI messages that have been received to the picture
1179	pcPic->setSEIs(m_SEIs);
1180	m_SEIs.clear();
1181
1182	// Recursive structure
1183	m_cCuDecoder.create ( g_uiMaxCUDepth, g_uiMaxCUWidth, g_uiMaxCUHeight );
1184	#if SVC_EXTENSION
1185	m_cCuDecoder.init ( m_ppcTDecTop,&m_cEntropyDecoder, &m_cTrQuant, &m_cPrediction, curLayerId );
1186	#else
1187	m_cCuDecoder.init ( &m_cEntropyDecoder, &m_cTrQuant, &m_cPrediction );
1188	#endif
1189	m_cTrQuant.init ( g_uiMaxCUWidth, g_uiMaxCUHeight, m_apcSlicePilot->getSPS()->getMaxTrSize());
1190
1191	m_cSliceDecoder.create();
1192	}
1193	else
1194	{
1195	// Check if any new SEI has arrived
1196	if(!m_SEIs.empty())
1197	{
1198	// Currently only decoding Unit SEI message occurring between VCL NALUs copied
1199	SEIMessages &picSEI = pcPic->getSEIs();
1200	SEIMessages decodingUnitInfos = extractSeisByType (m_SEIs, SEI::DECODING_UNIT_INFO);
1201	picSEI.insert(picSEI.end(), decodingUnitInfos.begin(), decodingUnitInfos.end());
1202	deleteSEIs(m_SEIs);
1203	}
1204	}
1205
1206	// Set picture slice pointer
1207	TComSlice* pcSlice = m_apcSlicePilot;
1208	Bool bNextSlice = pcSlice->isNextSlice();
1209
1210	UInt uiCummulativeTileWidth;
1211	UInt uiCummulativeTileHeight;
1212	UInt i, j, p;
1213
1214	//set NumColumnsMins1 and NumRowsMinus1
1215	pcPic->getPicSym()->setNumColumnsMinus1( pcSlice->getPPS()->getNumColumnsMinus1() );
1216	pcPic->getPicSym()->setNumRowsMinus1( pcSlice->getPPS()->getNumRowsMinus1() );
1217
1218	//create the TComTileArray
1219	pcPic->getPicSym()->xCreateTComTileArray();
1220
1221	if( pcSlice->getPPS()->getUniformSpacingFlag() )
1222	{
1223	//set the width for each tile
1224	for(j=0; j < pcPic->getPicSym()->getNumRowsMinus1()+1; j++)
1225	{
1226	for(p=0; p < pcPic->getPicSym()->getNumColumnsMinus1()+1; p++)
1227	{
1228	pcPic->getPicSym()->getTComTile( j * (pcPic->getPicSym()->getNumColumnsMinus1()+1) + p )->
1229	setTileWidth( (p+1)*pcPic->getPicSym()->getFrameWidthInCU()/(pcPic->getPicSym()->getNumColumnsMinus1()+1)
1230	- (p*pcPic->getPicSym()->getFrameWidthInCU())/(pcPic->getPicSym()->getNumColumnsMinus1()+1) );
1231	}
1232	}
1233
1234	//set the height for each tile
1235	for(j=0; j < pcPic->getPicSym()->getNumColumnsMinus1()+1; j++)
1236	{
1237	for(p=0; p < pcPic->getPicSym()->getNumRowsMinus1()+1; p++)
1238	{
1239	pcPic->getPicSym()->getTComTile( p * (pcPic->getPicSym()->getNumColumnsMinus1()+1) + j )->
1240	setTileHeight( (p+1)*pcPic->getPicSym()->getFrameHeightInCU()/(pcPic->getPicSym()->getNumRowsMinus1()+1)
1241	- (p*pcPic->getPicSym()->getFrameHeightInCU())/(pcPic->getPicSym()->getNumRowsMinus1()+1) );
1242	}
1243	}
1244	}
1245	else
1246	{
1247	//set the width for each tile
1248	for(j=0; j < pcSlice->getPPS()->getNumRowsMinus1()+1; j++)
1249	{
1250	uiCummulativeTileWidth = 0;
1251	for(i=0; i < pcSlice->getPPS()->getNumColumnsMinus1(); i++)
1252	{
1253	pcPic->getPicSym()->getTComTile(j * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + i)->setTileWidth( pcSlice->getPPS()->getColumnWidth(i) );
1254	uiCummulativeTileWidth += pcSlice->getPPS()->getColumnWidth(i);
1255	}
1256	pcPic->getPicSym()->getTComTile(j * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + i)->setTileWidth( pcPic->getPicSym()->getFrameWidthInCU()-uiCummulativeTileWidth );
1257	}
1258
1259	//set the height for each tile
1260	for(j=0; j < pcSlice->getPPS()->getNumColumnsMinus1()+1; j++)
1261	{
1262	uiCummulativeTileHeight = 0;
1263	for(i=0; i < pcSlice->getPPS()->getNumRowsMinus1(); i++)
1264	{
1265	pcPic->getPicSym()->getTComTile(i * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + j)->setTileHeight( pcSlice->getPPS()->getRowHeight(i) );
1266	uiCummulativeTileHeight += pcSlice->getPPS()->getRowHeight(i);
1267	}
1268	pcPic->getPicSym()->getTComTile(i * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + j)->setTileHeight( pcPic->getPicSym()->getFrameHeightInCU()-uiCummulativeTileHeight );
1269	}
1270	}
1271
1272	pcPic->getPicSym()->xInitTiles();
1273
1274	//generate the Coding Order Map and Inverse Coding Order Map
1275	UInt uiEncCUAddr;
1276	for(i=0, uiEncCUAddr=0; i<pcPic->getPicSym()->getNumberOfCUsInFrame(); i++, uiEncCUAddr = pcPic->getPicSym()->xCalculateNxtCUAddr(uiEncCUAddr))
1277	{
1278	pcPic->getPicSym()->setCUOrderMap(i, uiEncCUAddr);
1279	pcPic->getPicSym()->setInverseCUOrderMap(uiEncCUAddr, i);
1280	}
1281	pcPic->getPicSym()->setCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame());
1282	pcPic->getPicSym()->setInverseCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame());
1283
1284	//convert the start and end CU addresses of the slice and dependent slice into encoding order
1285	pcSlice->setSliceSegmentCurStartCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurStartCUAddr()) );
1286	pcSlice->setSliceSegmentCurEndCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurEndCUAddr()) );
1287	if(pcSlice->isNextSlice())
1288	{
1289	pcSlice->setSliceCurStartCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurStartCUAddr()));
1290	pcSlice->setSliceCurEndCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurEndCUAddr()));
1291	}
1292
1293	if (m_bFirstSliceInPicture)
1294	{
1295	if(pcPic->getNumAllocatedSlice() != 1)
1296	{
1297	pcPic->clearSliceBuffer();
1298	}
1299	}
1300	else
1301	{
1302	pcPic->allocateNewSlice();
1303	}
1304	assert(pcPic->getNumAllocatedSlice() == (m_uiSliceIdx + 1));
1305	m_apcSlicePilot = pcPic->getPicSym()->getSlice(m_uiSliceIdx);
1306	pcPic->getPicSym()->setSlice(pcSlice, m_uiSliceIdx);
1307
1308	pcPic->setTLayer(nalu.m_temporalId);
1309
1310	#if SVC_EXTENSION
1311	pcPic->setLayerId(nalu.m_layerId);
1312	pcSlice->setLayerId(nalu.m_layerId);
1313	pcSlice->setPic(pcPic);
1314	#endif
1315
1316	if (bNextSlice)
1317	{
1318	pcSlice->checkCRA(pcSlice->getRPS(), m_pocCRA, m_associatedIRAPType, m_cListPic );
1319	// Set reference list
1320	#if SVC_EXTENSION
1321	if (m_layerId == 0)
1322	#endif
1323	pcSlice->setRefPicList( m_cListPic, true );
1324
1325	#if SVC_EXTENSION
1326	// Create upsampling reference layer pictures for all possible dependent layers and do it only once for the first slice.
1327	// Other slices might choose which reference pictures to be used for inter-layer prediction
1328	if( m_layerId > 0 && m_uiSliceIdx == 0 )
1329	{
1330	#if M0040_ADAPTIVE_RESOLUTION_CHANGE
1331	if( !pcSlice->getVPS()->getSingleLayerForNonIrapFlag() \|\| ( pcSlice->getVPS()->getSingleLayerForNonIrapFlag() && pcSlice->isIRAP() ) )
1332	#endif
1333	for( i = 0; i < pcSlice->getNumILRRefIdx(); i++ )
1334	{
1335	UInt refLayerIdc = i;
1336	#if AVC_BASE
1337	if( pcSlice->getVPS()->getRefLayerId( m_layerId, refLayerIdc ) == 0 && m_parameterSetManagerDecoder.getActiveVPS()->getAvcBaseLayerFlag() )
1338	{
1339	TComPic* pic = *m_ppcTDecTop[0]->getListPic()->begin();
1340
1341	if( pic )
1342	{
1343	pcSlice->setBaseColPic ( refLayerIdc, pic );
1344	}
1345	else
1346	{
1347	continue;
1348	}
1349	#if AVC_SYNTAX
1350	TComPic* pBLPic = pcSlice->getBaseColPic(refLayerIdc);
1351	if( pcSlice->getPOC() == 0 )
1352	{
1353	// initialize partition order.
1354	UInt* piTmp = &g_auiZscanToRaster[0];
1355	initZscanToRaster( pBLPic->getPicSym()->getMaxDepth() + 1, 1, 0, piTmp );
1356	initRasterToZscan( pBLPic->getPicSym()->getMaxCUWidth(), pBLPic->getPicSym()->getMaxCUHeight(), pBLPic->getPicSym()->getMaxDepth() + 1 );
1357	}
1358	pBLPic->getSlice( 0 )->initBaseLayerRPL( pcSlice );
1359	pBLPic->readBLSyntax( m_ppcTDecTop[0]->getBLSyntaxFile(), SYNTAX_BYTES );
1360	#endif
1361	}
1362	else
1363	{
1364	#if VPS_EXTN_DIRECT_REF_LAYERS
1365	TDecTop pcTDecTop = (TDecTop )getRefLayerDec( refLayerIdc );
1366	#else
1367	TDecTop pcTDecTop = (TDecTop )getLayerDec( m_layerId-1 );
1368	#endif
1369	TComList<TComPic> cListPic = pcTDecTop->getListPic();
1370	if( !pcSlice->setBaseColPic ( *cListPic, refLayerIdc ) )
1371	{
1372	continue;
1373	}
1374	}
1375	#else
1376	#if VPS_EXTN_DIRECT_REF_LAYERS
1377	TDecTop pcTDecTop = (TDecTop )getRefLayerDec( refLayerIdc );
1378	#else
1379	TDecTop pcTDecTop = (TDecTop )getLayerDec( m_layerId-1 );
1380	#endif
1381	TComList<TComPic> cListPic = pcTDecTop->getListPic();
1382	pcSlice->setBaseColPic ( *cListPic, refLayerIdc );
1383	#endif
1384
1385	#if O0098_SCALED_REF_LAYER_ID
1386	const Window &scalEL = pcSlice->getSPS()->getScaledRefLayerWindowForLayer(pcSlice->getVPS()->getRefLayerId(m_layerId, refLayerIdc));
1387	#else
1388	const Window &scalEL = pcSlice->getSPS()->getScaledRefLayerWindow(refLayerIdc);
1389	#endif
1390
1391	Int widthBL = pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec()->getWidth();
1392	Int heightBL = pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec()->getHeight();
1393
1394	Int widthEL = pcPic->getPicYuvRec()->getWidth() - scalEL.getWindowLeftOffset() - scalEL.getWindowRightOffset();
1395	Int heightEL = pcPic->getPicYuvRec()->getHeight() - scalEL.getWindowTopOffset() - scalEL.getWindowBottomOffset();
1396
1397	g_mvScalingFactor[refLayerIdc][0] = widthEL == widthBL ? 4096 : Clip3(-4096, 4095, ((widthEL << 8) + (widthBL >> 1)) / widthBL);
1398	g_mvScalingFactor[refLayerIdc][1] = heightEL == heightBL ? 4096 : Clip3(-4096, 4095, ((heightEL << 8) + (heightBL >> 1)) / heightBL);
1399
1400	g_posScalingFactor[refLayerIdc][0] = ((widthBL << 16) + (widthEL >> 1)) / widthEL;
1401	g_posScalingFactor[refLayerIdc][1] = ((heightBL << 16) + (heightEL >> 1)) / heightEL;
1402
1403	#if SVC_UPSAMPLING
1404	if( pcPic->isSpatialEnhLayer(refLayerIdc) )
1405	{
1406	/*#if O0098_SCALED_REF_LAYER_ID
1407	Window &scalEL = pcSlice->getSPS()->getScaledRefLayerWindowForLayer(pcSlice->getVPS()->getRefLayerId(m_layerId, refLayerIdc));
1408	#else
1409	Window &scalEL = pcSlice->getSPS()->getScaledRefLayerWindow(refLayerIdc);
1410	#endif*/
1411	#if O0215_PHASE_ALIGNMENT
1412	#if O0194_JOINT_US_BITSHIFT
1413	m_cPrediction.upsampleBasePic( pcSlice, refLayerIdc, pcPic->getFullPelBaseRec(refLayerIdc), pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec(), pcPic->getPicYuvRec(), scalEL, pcSlice->getVPS()->getPhaseAlignFlag() );
1414	#else
1415	m_cPrediction.upsampleBasePic( refLayerIdc, pcPic->getFullPelBaseRec(refLayerIdc), pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec(), pcPic->getPicYuvRec(), scalEL, pcSlice->getVPS()->getPhaseAlignFlag() );
1416	#endif
1417	#else
1418	#if O0194_JOINT_US_BITSHIFT
1419	m_cPrediction.upsampleBasePic( pcSlice, refLayerIdc, pcPic->getFullPelBaseRec(refLayerIdc), pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec(), pcPic->getPicYuvRec(), scalEL );
1420	#else
1421	m_cPrediction.upsampleBasePic( refLayerIdc, pcPic->getFullPelBaseRec(refLayerIdc), pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec(), pcPic->getPicYuvRec(), scalEL );
1422	#endif
1423	#endif
1424	}
1425	else
1426	{
1427	pcPic->setFullPelBaseRec( refLayerIdc, pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec() );
1428	}
1429	pcSlice->setFullPelBaseRec ( refLayerIdc, pcPic->getFullPelBaseRec(refLayerIdc) );
1430	#endif
1431	}
1432	}
1433
1434	if( m_layerId > 0 && pcSlice->getActiveNumILRRefIdx() )
1435	{
1436	for( i = 0; i < pcSlice->getActiveNumILRRefIdx(); i++ )
1437	{
1438	UInt refLayerIdc = pcSlice->getInterLayerPredLayerIdc(i);
1439	#if AVC_BASE
1440	if( pcSlice->getVPS()->getRefLayerId( m_layerId, refLayerIdc ) == 0 && m_parameterSetManagerDecoder.getActiveVPS()->getAvcBaseLayerFlag() )
1441	{
1442	pcSlice->setBaseColPic ( refLayerIdc, *m_ppcTDecTop[0]->getListPic()->begin() );
1443	#if AVC_SYNTAX
1444	TComPic* pBLPic = pcSlice->getBaseColPic(refLayerIdc);
1445	if( pcSlice->getPOC() == 0 )
1446	{
1447	// initialize partition order.
1448	UInt* piTmp = &g_auiZscanToRaster[0];
1449	initZscanToRaster( pBLPic->getPicSym()->getMaxDepth() + 1, 1, 0, piTmp );
1450	initRasterToZscan( pBLPic->getPicSym()->getMaxCUWidth(), pBLPic->getPicSym()->getMaxCUHeight(), pBLPic->getPicSym()->getMaxDepth() + 1 );
1451	}
1452	pBLPic->getSlice( 0 )->initBaseLayerRPL( pcSlice );
1453	pBLPic->readBLSyntax( m_ppcTDecTop[0]->getBLSyntaxFile(), SYNTAX_BYTES );
1454	#endif
1455	}
1456	else
1457	{
1458	#if VPS_EXTN_DIRECT_REF_LAYERS
1459	TDecTop pcTDecTop = (TDecTop )getRefLayerDec( refLayerIdc );
1460	#else
1461	TDecTop pcTDecTop = (TDecTop )getLayerDec( m_layerId-1 );
1462	#endif
1463	TComList<TComPic> cListPic = pcTDecTop->getListPic();
1464	pcSlice->setBaseColPic ( *cListPic, refLayerIdc );
1465	}
1466	#else
1467	#if VPS_EXTN_DIRECT_REF_LAYERS
1468	TDecTop pcTDecTop = (TDecTop )getRefLayerDec( refLayerIdc );
1469	#else
1470	TDecTop pcTDecTop = (TDecTop )getLayerDec( m_layerId-1 );
1471	#endif
1472	TComList<TComPic> cListPic = pcTDecTop->getListPic();
1473	pcSlice->setBaseColPic ( *cListPic, refLayerIdc );
1474	#endif
1475
1476	pcSlice->setFullPelBaseRec ( refLayerIdc, pcPic->getFullPelBaseRec(refLayerIdc) );
1477	}
1478
1479	pcSlice->setILRPic( m_cIlpPic );
1480
1481	#if REF_IDX_MFM
1482	if( pcSlice->getMFMEnabledFlag() )
1483	{
1484	pcSlice->setRefPOCListILP(m_ppcTDecTop[m_layerId]->m_cIlpPic, pcSlice->getBaseColPic());
1485	}
1486	pcSlice->setRefPicList( m_cListPic, false, m_cIlpPic);
1487	}
1488	#if M0040_ADAPTIVE_RESOLUTION_CHANGE
1489	else if ( m_layerId > 0 )
1490	{
1491	pcSlice->setRefPicList( m_cListPic, false, NULL);
1492	}
1493	#endif
1494	#if MFM_ENCCONSTRAINT
1495	if( pcSlice->getMFMEnabledFlag() )
1496	{
1497	Int refLayerId = pcSlice->getRefPic( pcSlice->getSliceType() == B_SLICE ? ( RefPicList )( 1 - pcSlice->getColFromL0Flag() ) : REF_PIC_LIST_0 , pcSlice->getColRefIdx() )->getLayerId();
1498	if( refLayerId != pcSlice->getLayerId() )
1499	{
1500	TComPic* pColBasePic = pcSlice->getBaseColPic( *m_ppcTDecTop[refLayerId]->getListPic() );
1501	assert( pColBasePic->checkSameRefInfo() == true );
1502	}
1503	}
1504	#endif
1505	#endif
1506
1507	#if N0147_IRAP_ALIGN_FLAG
1508	if( m_layerId > 0 && pcSlice->getVPS()->getCrossLayerIrapAlignFlag() )
1509	{
1510	#if M0040_ADAPTIVE_RESOLUTION_CHANGE
1511	if( !pcSlice->getVPS()->getSingleLayerForNonIrapFlag() \|\| ( pcSlice->getVPS()->getSingleLayerForNonIrapFlag() && pcSlice->isIRAP() ) )
1512	#endif
1513	for(Int dependentLayerIdx = 0; dependentLayerIdx < pcSlice->getVPS()->getNumDirectRefLayers(m_layerId); dependentLayerIdx++)
1514	{
1515	TComList<TComPic> cListPic = getRefLayerDec( dependentLayerIdx )->getListPic();
1516	TComPic* refpicLayer = pcSlice->getRefPic(*cListPic, pcSlice->getPOC() );
1517	if(refpicLayer && pcSlice->isIRAP())
1518	{
1519	assert(pcSlice->getNalUnitType() == refpicLayer->getSlice(0)->getNalUnitType());
1520	}
1521	}
1522	}
1523	#endif
1524	#endif //SVC_EXTENSION
1525
1526	// For generalized B
1527	// note: maybe not existed case (always L0 is copied to L1 if L1 is empty)
1528	if (pcSlice->isInterB() && pcSlice->getNumRefIdx(REF_PIC_LIST_1) == 0)
1529	{
1530	Int iNumRefIdx = pcSlice->getNumRefIdx(REF_PIC_LIST_0);
1531	pcSlice->setNumRefIdx ( REF_PIC_LIST_1, iNumRefIdx );
1532
1533	for (Int iRefIdx = 0; iRefIdx < iNumRefIdx; iRefIdx++)
1534	{
1535	pcSlice->setRefPic(pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx), REF_PIC_LIST_1, iRefIdx);
1536	}
1537	}
1538	if (!pcSlice->isIntra())
1539	{
1540	Bool bLowDelay = true;
1541	Int iCurrPOC = pcSlice->getPOC();
1542	Int iRefIdx = 0;
1543
1544	for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_0) && bLowDelay; iRefIdx++)
1545	{
1546	if ( pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx)->getPOC() > iCurrPOC )
1547	{
1548	bLowDelay = false;
1549	}
1550	}
1551	if (pcSlice->isInterB())
1552	{
1553	for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_1) && bLowDelay; iRefIdx++)
1554	{
1555	if ( pcSlice->getRefPic(REF_PIC_LIST_1, iRefIdx)->getPOC() > iCurrPOC )
1556	{
1557	bLowDelay = false;
1558	}
1559	}
1560	}
1561
1562	pcSlice->setCheckLDC(bLowDelay);
1563	}
1564
1565	//---------------
1566	pcSlice->setRefPOCList();
1567	}
1568
1569	pcPic->setCurrSliceIdx(m_uiSliceIdx);
1570	if(pcSlice->getSPS()->getScalingListFlag())
1571	{
1572	pcSlice->setScalingList ( pcSlice->getSPS()->getScalingList() );
1573	if(pcSlice->getPPS()->getScalingListPresentFlag())
1574	{
1575	pcSlice->setScalingList ( pcSlice->getPPS()->getScalingList() );
1576	}
1577	#if SCALINGLIST_INFERRING
1578	if( m_layerId == 0 \|\| ( m_layerId > 0 && !pcSlice->getPPS()->getInferScalingListFlag() && !pcSlice->getSPS()->getInferScalingListFlag() ) )
1579	#endif
1580	if(!pcSlice->getPPS()->getScalingListPresentFlag() && !pcSlice->getSPS()->getScalingListPresentFlag())
1581	{
1582	pcSlice->setDefaultScalingList();
1583	}
1584	m_cTrQuant.setScalingListDec(pcSlice->getScalingList());
1585	m_cTrQuant.setUseScalingList(true);
1586	}
1587	else
1588	{
1589	m_cTrQuant.setFlatScalingList();
1590	m_cTrQuant.setUseScalingList(false);
1591	}
1592
1593	// Decode a picture
1594	m_cGopDecoder.decompressSlice(nalu.m_Bitstream, pcPic);
1595
1596	m_bFirstSliceInPicture = false;
1597	m_uiSliceIdx++;
1598
1599	return false;
1600	}
1601
1602	Void TDecTop::xDecodeVPS()
1603	{
1604	TComVPS* vps = new TComVPS();
1605
1606	m_cEntropyDecoder.decodeVPS( vps );
1607	m_parameterSetManagerDecoder.storePrefetchedVPS(vps);
1608	}
1609
1610	Void TDecTop::xDecodeSPS()
1611	{
1612	TComSPS* sps = new TComSPS();
1613	#if SVC_EXTENSION
1614	sps->setLayerId(m_layerId);
1615	m_cEntropyDecoder.decodeSPS( sps, &m_parameterSetManagerDecoder );
1616	m_parameterSetManagerDecoder.storePrefetchedSPS(sps);
1617	#if !REPN_FORMAT_IN_VPS // ILRP can only be initialized at activation
1618	if(m_numLayer>0)
1619	{
1620	xInitILRP(sps);
1621	}
1622	#endif
1623	#else //SVC_EXTENSION
1624	m_cEntropyDecoder.decodeSPS( sps );
1625	m_parameterSetManagerDecoder.storePrefetchedSPS(sps);
1626	#endif //SVC_EXTENSION
1627	}
1628
1629	Void TDecTop::xDecodePPS()
1630	{
1631	TComPPS* pps = new TComPPS();
1632
1633	#if SCALINGLIST_INFERRING
1634	pps->setLayerId( m_layerId );
1635	#endif
1636
1637	m_cEntropyDecoder.decodePPS( pps );
1638	m_parameterSetManagerDecoder.storePrefetchedPPS( pps );
1639
1640	if( pps->getDependentSliceSegmentsEnabledFlag() )
1641	{
1642	Int NumCtx = pps->getEntropyCodingSyncEnabledFlag()?2:1;
1643	m_cSliceDecoder.initCtxMem(NumCtx);
1644	for ( UInt st = 0; st < NumCtx; st++ )
1645	{
1646	TDecSbac* ctx = NULL;
1647	ctx = new TDecSbac;
1648	ctx->init( &m_cBinCABAC );
1649	m_cSliceDecoder.setCtxMem( ctx, st );
1650	}
1651	}
1652	}
1653
1654	Void TDecTop::xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType )
1655	{
1656	#if SVC_EXTENSION
1657	if(nalUnitType == NAL_UNIT_SUFFIX_SEI)
1658	{
1659	#if RANDOM_ACCESS_SEI_FIX
1660	if (m_prevSliceSkipped) // No need to decode SEI messages of a skipped access unit
1661	{
1662	return;
1663	}
1664	#endif
1665	#if LAYERS_NOT_PRESENT_SEI
1666	m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveVPS(), m_parameterSetManagerDecoder.getActiveSPS() );
1667	#else
1668	m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1669	#endif
1670	}
1671	else
1672	{
1673	#if LAYERS_NOT_PRESENT_SEI
1674	m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveVPS(), m_parameterSetManagerDecoder.getActiveSPS() );
1675	#else
1676	m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1677	#endif
1678	SEIMessages activeParamSets = getSeisByType(m_SEIs, SEI::ACTIVE_PARAMETER_SETS);
1679	if (activeParamSets.size()>0)
1680	{
1681	SEIActiveParameterSets seiAps = (SEIActiveParameterSets)(*activeParamSets.begin());
1682	m_parameterSetManagerDecoder.applyPrefetchedPS();
1683	assert(seiAps->activeSeqParamSetId.size()>0);
1684	if( !m_parameterSetManagerDecoder.activateSPSWithSEI( seiAps->activeSeqParamSetId[0] ) )
1685	{
1686	printf ("Warning SPS activation with Active parameter set SEI failed");
1687	}
1688	}
1689	}
1690	#else
1691	if(nalUnitType == NAL_UNIT_SUFFIX_SEI)
1692	{
1693	#if LAYERS_NOT_PRESENT_SEI
1694	m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveVPS(), m_parameterSetManagerDecoder.getActiveSPS() );
1695	#else
1696	m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1697	#endif
1698	}
1699	else
1700	{
1701	#if LAYERS_NOT_PRESENT_SEI
1702	m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveVPS(), m_parameterSetManagerDecoder.getActiveSPS() );
1703	#else
1704	m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1705	#endif
1706	SEIMessages activeParamSets = getSeisByType(m_SEIs, SEI::ACTIVE_PARAMETER_SETS);
1707	if (activeParamSets.size()>0)
1708	{
1709	SEIActiveParameterSets seiAps = (SEIActiveParameterSets)(*activeParamSets.begin());
1710	m_parameterSetManagerDecoder.applyPrefetchedPS();
1711	assert(seiAps->activeSeqParamSetId.size()>0);
1712	if (! m_parameterSetManagerDecoder.activateSPSWithSEI(seiAps->activeSeqParamSetId[0] ))
1713	{
1714	printf ("Warning SPS activation with Active parameter set SEI failed");
1715	}
1716	}
1717	}
1718	#endif
1719	}
1720
1721	#if SVC_EXTENSION
1722	Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC)
1723	#else
1724	Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay)
1725	#endif
1726	{
1727	// Initialize entropy decoder
1728	m_cEntropyDecoder.setEntropyDecoder (&m_cCavlcDecoder);
1729	m_cEntropyDecoder.setBitstream (nalu.m_Bitstream);
1730
1731	#if O0137_MAX_LAYERID
1732	// ignore any NAL units with nuh_layer_id == 63
1733	if (nalu.m_layerId == 63 )
1734	{
1735	return false;
1736	}
1737	#endif
1738	switch (nalu.m_nalUnitType)
1739	{
1740	case NAL_UNIT_VPS:
1741	#if VPS_NUH_LAYER_ID
1742	assert( nalu.m_layerId == 0 ); // Non-conforming bitstream. The value of nuh_layer_id of VPS NAL unit shall be equal to 0.
1743	#endif
1744	xDecodeVPS();
1745	#if AVC_BASE
1746	if( m_parameterSetManagerDecoder.getPrefetchedVPS(0)->getAvcBaseLayerFlag() )
1747	{
1748	if( !m_ppcTDecTop[0]->getBLReconFile()->good() )
1749	{
1750	printf( "Base layer YUV input reading error\n" );
1751	exit(EXIT_FAILURE);
1752	}
1753	#if AVC_SYNTAX
1754	if( !m_ppcTDecTop[0]->getBLSyntaxFile()->good() )
1755	{
1756	printf( "Base layer syntax input reading error\n" );
1757	exit(EXIT_FAILURE);
1758	}
1759	#endif
1760	}
1761	else
1762	{
1763	TComList<TComPic> cListPic = m_ppcTDecTop[0]->getListPic();
1764	cListPic->clear();
1765	}
1766	#endif
1767	return false;
1768
1769	case NAL_UNIT_SPS:
1770	xDecodeSPS();
1771	#if AVC_BASE
1772	if( m_parameterSetManagerDecoder.getPrefetchedVPS(0)->getAvcBaseLayerFlag() )
1773	{
1774	TComPic* pBLPic = (*m_ppcTDecTop[0]->getListPic()->begin());
1775	if( nalu.m_layerId == 1 && pBLPic->getPicYuvRec() == NULL )
1776	{
1777	// using EL SPS with spsId = 1
1778	TComSPS* sps = m_parameterSetManagerDecoder.getPrefetchedSPS(1);
1779	Int numReorderPics[MAX_TLAYER];
1780	Window &conformanceWindow = sps->getConformanceWindow();
1781	Window defaultDisplayWindow = sps->getVuiParametersPresentFlag() ? sps->getVuiParameters()->getDefaultDisplayWindow() : Window();
1782	#if AUXILIARY_PICTURES
1783	#if SVC_UPSAMPLING
1784	#if AVC_SYNTAX
1785	pBLPic->create( m_ppcTDecTop[0]->getBLWidth(), m_ppcTDecTop[0]->getBLHeight(), sps->getChromaFormatIdc(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth(), conformanceWindow, defaultDisplayWindow, numReorderPics, sps, true);
1786	#else
1787	pBLPic->create( m_ppcTDecTop[0]->getBLWidth(), m_ppcTDecTop[0]->getBLHeight(), sps->getChromaFormatIdc(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth(), conformanceWindow, defaultDisplayWindow, numReorderPics, NULL, true);
1788	#endif
1789	#else
1790	pBLPic->create( m_ppcTDecTop[0]->getBLWidth(), m_ppcTDecTop[0]->getBLHeight(), sps->getChromaFormatIdc(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth(), onformanceWindow, defaultDisplayWindow, numReorderPics, true);
1791	#endif
1792	#else
1793	#if SVC_UPSAMPLING
1794	#if AVC_SYNTAX
1795	pBLPic->create( m_ppcTDecTop[0]->getBLWidth(), m_ppcTDecTop[0]->getBLHeight(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth(), conformanceWindow, defaultDisplayWindow, numReorderPics, sps, true);
1796	#else
1797	pBLPic->create( m_ppcTDecTop[0]->getBLWidth(), m_ppcTDecTop[0]->getBLHeight(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth(), conformanceWindow, defaultDisplayWindow, numReorderPics, NULL, true);
1798	#endif
1799	#else
1800	pBLPic->create( m_ppcTDecTop[0]->getBLWidth(), m_ppcTDecTop[0]->getBLHeight(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth(), onformanceWindow, defaultDisplayWindow, numReorderPics, true);
1801	#endif
1802	#endif
1803
1804	#if O0194_DIFFERENT_BITDEPTH_EL_BL
1805	// set AVC BL bit depth, can be an input parameter from the command line
1806	g_bitDepthYLayer[0] = 8;
1807	g_bitDepthCLayer[0] = 8;
1808	#endif
1809	}
1810	}
1811	#endif
1812	return false;
1813
1814	case NAL_UNIT_PPS:
1815	xDecodePPS();
1816	return false;
1817
1818	case NAL_UNIT_PREFIX_SEI:
1819	case NAL_UNIT_SUFFIX_SEI:
1820	xDecodeSEI( nalu.m_Bitstream, nalu.m_nalUnitType );
1821	return false;
1822
1823	case NAL_UNIT_CODED_SLICE_TRAIL_R:
1824	case NAL_UNIT_CODED_SLICE_TRAIL_N:
1825	case NAL_UNIT_CODED_SLICE_TSA_R:
1826	case NAL_UNIT_CODED_SLICE_TSA_N:
1827	case NAL_UNIT_CODED_SLICE_STSA_R:
1828	case NAL_UNIT_CODED_SLICE_STSA_N:
1829	case NAL_UNIT_CODED_SLICE_BLA_W_LP:
1830	case NAL_UNIT_CODED_SLICE_BLA_W_RADL:
1831	case NAL_UNIT_CODED_SLICE_BLA_N_LP:
1832	case NAL_UNIT_CODED_SLICE_IDR_W_RADL:
1833	case NAL_UNIT_CODED_SLICE_IDR_N_LP:
1834	case NAL_UNIT_CODED_SLICE_CRA:
1835	case NAL_UNIT_CODED_SLICE_RADL_N:
1836	case NAL_UNIT_CODED_SLICE_RADL_R:
1837	case NAL_UNIT_CODED_SLICE_RASL_N:
1838	case NAL_UNIT_CODED_SLICE_RASL_R:
1839	#if SVC_EXTENSION
1840	return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay, curLayerId, bNewPOC);
1841	#else
1842	return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay);
1843	#endif
1844	break;
1845
1846	case NAL_UNIT_EOS:
1847	m_associatedIRAPType = NAL_UNIT_INVALID;
1848	m_pocCRA = 0;
1849	m_pocRandomAccess = MAX_INT;
1850	m_prevPOC = MAX_INT;
1851	m_bFirstSliceInPicture = true;
1852	m_bFirstSliceInSequence = true;
1853	m_prevSliceSkipped = false;
1854	m_skippedPOC = 0;
1855	return false;
1856
1857	case NAL_UNIT_ACCESS_UNIT_DELIMITER:
1858	// TODO: process AU delimiter
1859	return false;
1860
1861	case NAL_UNIT_EOB:
1862	#if P0130_EOB
1863	//Check layer id of the nalu. if it is not 0, give a warning message.
1864	if (nalu.m_layerId > 0)
1865	{
1866	printf( "\n\nThis bitstream is ended with EOB NALU that has layer id greater than 0\n" );
1867	}
1868	#endif
1869	return false;
1870
1871
1872	case NAL_UNIT_RESERVED_VCL_N10:
1873	case NAL_UNIT_RESERVED_VCL_R11:
1874	case NAL_UNIT_RESERVED_VCL_N12:
1875	case NAL_UNIT_RESERVED_VCL_R13:
1876	case NAL_UNIT_RESERVED_VCL_N14:
1877	case NAL_UNIT_RESERVED_VCL_R15:
1878
1879	case NAL_UNIT_RESERVED_IRAP_VCL22:
1880	case NAL_UNIT_RESERVED_IRAP_VCL23:
1881
1882	case NAL_UNIT_RESERVED_VCL24:
1883	case NAL_UNIT_RESERVED_VCL25:
1884	case NAL_UNIT_RESERVED_VCL26:
1885	case NAL_UNIT_RESERVED_VCL27:
1886	case NAL_UNIT_RESERVED_VCL28:
1887	case NAL_UNIT_RESERVED_VCL29:
1888	case NAL_UNIT_RESERVED_VCL30:
1889	case NAL_UNIT_RESERVED_VCL31:
1890
1891	case NAL_UNIT_FILLER_DATA:
1892	case NAL_UNIT_RESERVED_NVCL41:
1893	case NAL_UNIT_RESERVED_NVCL42:
1894	case NAL_UNIT_RESERVED_NVCL43:
1895	case NAL_UNIT_RESERVED_NVCL44:
1896	case NAL_UNIT_RESERVED_NVCL45:
1897	case NAL_UNIT_RESERVED_NVCL46:
1898	case NAL_UNIT_RESERVED_NVCL47:
1899	case NAL_UNIT_UNSPECIFIED_48:
1900	case NAL_UNIT_UNSPECIFIED_49:
1901	case NAL_UNIT_UNSPECIFIED_50:
1902	case NAL_UNIT_UNSPECIFIED_51:
1903	case NAL_UNIT_UNSPECIFIED_52:
1904	case NAL_UNIT_UNSPECIFIED_53:
1905	case NAL_UNIT_UNSPECIFIED_54:
1906	case NAL_UNIT_UNSPECIFIED_55:
1907	case NAL_UNIT_UNSPECIFIED_56:
1908	case NAL_UNIT_UNSPECIFIED_57:
1909	case NAL_UNIT_UNSPECIFIED_58:
1910	case NAL_UNIT_UNSPECIFIED_59:
1911	case NAL_UNIT_UNSPECIFIED_60:
1912	case NAL_UNIT_UNSPECIFIED_61:
1913	case NAL_UNIT_UNSPECIFIED_62:
1914	case NAL_UNIT_UNSPECIFIED_63:
1915
1916	default:
1917	assert (0);
1918	}
1919
1920	return false;
1921	}
1922
1923	/** Function for checking if picture should be skipped because of association with a previous BLA picture
1924	* \param iPOCLastDisplay POC of last picture displayed
1925	* \returns true if the picture should be skipped
1926	* This function skips all TFD pictures that follow a BLA picture
1927	* in decoding order and precede it in output order.
1928	*/
1929	Bool TDecTop::isSkipPictureForBLA(Int& iPOCLastDisplay)
1930	{
1931	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) &&
1932	m_apcSlicePilot->getPOC() < m_pocCRA && (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R \|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N))
1933	{
1934	iPOCLastDisplay++;
1935	return true;
1936	}
1937	return false;
1938	}
1939
1940	/** Function for checking if picture should be skipped because of random access
1941	* \param iSkipFrame skip frame counter
1942	* \param iPOCLastDisplay POC of last picture displayed
1943	* \returns true if the picture shold be skipped in the random access.
1944	* This function checks the skipping of pictures in the case of -s option random access.
1945	* All pictures prior to the random access point indicated by the counter iSkipFrame are skipped.
1946	* It also checks the type of Nal unit type at the random access point.
1947	* 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.
1948	* If the random access point is IDR all pictures after the random access point are decoded.
1949	* If the random access point is none of the above, a warning is issues, and decoding of pictures with POC
1950	* equal to or greater than the random access point POC is attempted. For non IDR/CRA/BLA random
1951	* access point there is no guarantee that the decoder will not crash.
1952	*/
1953	Bool TDecTop::isRandomAccessSkipPicture(Int& iSkipFrame, Int& iPOCLastDisplay)
1954	{
1955	if (iSkipFrame)
1956	{
1957	iSkipFrame--; // decrement the counter
1958	return true;
1959	}
1960	else if (m_pocRandomAccess == MAX_INT) // start of random access point, m_pocRandomAccess has not been set yet.
1961	{
1962	if ( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA
1963	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP
1964	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP
1965	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL )
1966	{
1967	// set the POC random access since we need to skip the reordered pictures in the case of CRA/CRANT/BLA/BLANT.
1968	m_pocRandomAccess = m_apcSlicePilot->getPOC();
1969	}
1970	else if ( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL \|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP )
1971	{
1972	m_pocRandomAccess = -MAX_INT; // no need to skip the reordered pictures in IDR, they are decodable.
1973	}
1974	else
1975	{
1976	static Bool warningMessage = false;
1977	if(!warningMessage)
1978	{
1979	printf("\nWarning: this is not a valid random access point and the data is discarded until the first CRA picture");
1980	warningMessage = true;
1981	}
1982	return true;
1983	}
1984	}
1985	// skip the reordered pictures, if necessary
1986	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))
1987	{
1988	iPOCLastDisplay++;
1989	return true;
1990	}
1991	// if we reach here, then the picture is not skipped.
1992	return false;
1993	}
1994
1995	#if SVC_EXTENSION
1996	#if VPS_EXTN_DIRECT_REF_LAYERS
1997	TDecTop* TDecTop::getRefLayerDec( UInt refLayerIdc )
1998	{
1999	TComVPS* vps = m_parameterSetManagerDecoder.getActiveVPS();
2000	if( vps->getNumDirectRefLayers( m_layerId ) <= 0 )
2001	{
2002	return (TDecTop *)getLayerDec( 0 );
2003	}
2004
2005	return (TDecTop *)getLayerDec( vps->getRefLayerId( m_layerId, refLayerIdc ) );
2006	}
2007	#endif
2008
2009	#if VPS_EXTN_DIRECT_REF_LAYERS
2010	Void TDecTop::setRefLayerParams( TComVPS* vps )
2011	{
2012	for(UInt layer = 0; layer < m_numLayer; layer++)
2013	{
2014	TDecTop decTop = (TDecTop )getLayerDec(layer);
2015	decTop->setNumSamplePredRefLayers(0);
2016	decTop->setNumMotionPredRefLayers(0);
2017	decTop->setNumDirectRefLayers(0);
2018	for(Int i = 0; i < MAX_VPS_LAYER_ID_PLUS1; i++)
2019	{
2020	decTop->setSamplePredEnabledFlag(i, false);
2021	decTop->setMotionPredEnabledFlag(i, false);
2022	decTop->setSamplePredRefLayerId(i, 0);
2023	decTop->setMotionPredRefLayerId(i, 0);
2024	}
2025	for(Int j = 0; j < layer; j++)
2026	{
2027	if (vps->getDirectDependencyFlag(layer, j))
2028	{
2029	decTop->setRefLayerId(decTop->getNumDirectRefLayers(), vps->getLayerIdInNuh(layer));
2030	decTop->setNumDirectRefLayers(decTop->getNumDirectRefLayers() + 1);
2031
2032	Int samplePredEnabledFlag = (vps->getDirectDependencyType(layer, j) + 1) & 1;
2033	decTop->setSamplePredEnabledFlag(j, samplePredEnabledFlag == 1 ? true : false);
2034	decTop->setNumSamplePredRefLayers(decTop->getNumSamplePredRefLayers() + samplePredEnabledFlag);
2035
2036	Int motionPredEnabledFlag = ((vps->getDirectDependencyType(layer, j) + 1) & 2) >> 1;
2037	decTop->setMotionPredEnabledFlag(j, motionPredEnabledFlag == 1 ? true : false);
2038	decTop->setNumMotionPredRefLayers(decTop->getNumMotionPredRefLayers() + motionPredEnabledFlag);
2039	}
2040	}
2041	}
2042	for ( Int i = 1, mIdx = 0, sIdx = 0; i < m_numLayer; i++ )
2043	{
2044	Int iNuhLId = vps->getLayerIdInNuh(i);
2045	TDecTop decTop = (TDecTop )getLayerDec(iNuhLId);
2046	for ( Int j = 0; j < i; j++ )
2047	{
2048	if (decTop->getMotionPredEnabledFlag(j))
2049	{
2050	decTop->setMotionPredRefLayerId(mIdx++, vps->getLayerIdInNuh(j));
2051	}
2052	if (decTop->getSamplePredEnabledFlag(j))
2053	{
2054	decTop->setSamplePredRefLayerId(sIdx++, vps->getLayerIdInNuh(j));
2055	}
2056	}
2057	}
2058	}
2059
2060	#endif
2061
2062	#if OUTPUT_LAYER_SET_INDEX
2063	Void TDecTop::checkValueOfTargetOutputLayerSetIdx(TComVPS *vps)
2064	{
2065	CommonDecoderParams* params = this->getCommonDecoderParams();
2066
2067	assert( params->getTargetLayerId() < vps->getMaxLayers() );
2068
2069	if( params->getValueCheckedFlag() )
2070	{
2071	return; // Already checked
2072	}
2073	if( params->getTargetOutputLayerSetIdx() == -1 ) // Output layer set index not specified
2074	{
2075	Bool layerSetMatchFound = false;
2076	// Output layer set index not assigned.
2077	// Based on the value of targetLayerId, check if any of the output layer matches
2078	// Currently, the target layer ID in the encoder assumes that all the layers are decoded
2079	// Check if any of the output layer sets match this description
2080	for(Int i = 0; i < vps->getNumOutputLayerSets(); i++)
2081	{
2082	Bool layerSetMatchFlag = true;
2083	Int layerSetIdx = vps->getOutputLayerSetIdx( i );
2084	if( vps->getNumLayersInIdList( layerSetIdx ) == params->getTargetLayerId() + 1 )
2085	{
2086	for(Int j = 0; j < vps->getNumLayersInIdList( layerSetIdx ); j++)
2087	{
2088	if( vps->getLayerSetLayerIdList( layerSetIdx, j ) != j )
2089	{
2090	layerSetMatchFlag = false;
2091	break;
2092	}
2093	}
2094	}
2095	else
2096	{
2097	layerSetMatchFlag = false;
2098	}
2099
2100	if( layerSetMatchFlag ) // Potential output layer set candidate found
2101	{
2102	// If target dec layer ID list is also included - check if they match
2103	if( params->getTargetDecLayerIdSet() )
2104	{
2105	if( params->getTargetDecLayerIdSet()->size() )
2106	{
2107	for(Int j = 0; j < vps->getNumLayersInIdList( layerSetIdx ); j++)
2108	{
2109	if( *(params->getTargetDecLayerIdSet()->begin() + j) != vps->getLayerIdInNuh(vps->getLayerSetLayerIdList( layerSetIdx, j )))
2110	{
2111	layerSetMatchFlag = false;
2112	}
2113	}
2114	}
2115	}
2116	if( layerSetMatchFlag ) // The target dec layer ID list also matches, if present
2117	{
2118	// Match found
2119	layerSetMatchFound = true;
2120	params->setTargetOutputLayerSetIdx( i );
2121	params->setValueCheckedFlag( true );
2122	break;
2123	}
2124	}
2125	}
2126	assert( layerSetMatchFound ); // No output layer set matched the value of either targetLayerId or targetdeclayerIdlist
2127	}
2128	else // Output layer set index is assigned - check if the values match
2129	{
2130	// Check if the target decoded layer is the highest layer in the list
2131	assert( params->getTargetOutputLayerSetIdx() < vps->getNumLayerSets() );
2132	Int layerSetIdx = vps->getOutputLayerSetIdx( params->getTargetOutputLayerSetIdx() ); // Index to the layer set
2133	assert( params->getTargetLayerId() == vps->getNumLayersInIdList( layerSetIdx ) - 1);
2134
2135	Bool layerSetMatchFlag = true;
2136	for(Int j = 0; j < vps->getNumLayersInIdList( layerSetIdx ); j++)
2137	{
2138	if( vps->getLayerSetLayerIdList( layerSetIdx, j ) != j )
2139	{
2140	layerSetMatchFlag = false;
2141	break;
2142	}
2143	}
2144
2145	assert(layerSetMatchFlag); // Signaled output layer set index does not match targetOutputLayerId.
2146
2147	// Check if the targetdeclayerIdlist matches the output layer set
2148	if( params->getTargetDecLayerIdSet() )
2149	{
2150	if( params->getTargetDecLayerIdSet()->size() )
2151	{
2152	for(Int i = 0; i < vps->getNumLayersInIdList( layerSetIdx ); i++)
2153	{
2154	assert( *(params->getTargetDecLayerIdSet()->begin() + i) == vps->getLayerIdInNuh(vps->getLayerSetLayerIdList( layerSetIdx, i )));
2155	}
2156	}
2157	}
2158	params->setValueCheckedFlag( true );
2159
2160	}
2161	}
2162	#endif
2163	#if RESOLUTION_BASED_DPB
2164	Void TDecTop::assignSubDpbs(TComVPS *vps)
2165	{
2166	if( m_subDpbIdx == -1 ) // Sub-DPB index is not already assigned
2167	{
2168	Int lsIdx = vps->getOutputLayerSetIdx( getCommonDecoderParams()->getTargetOutputLayerSetIdx() );
2169
2170	Int layerIdx = vps->findLayerIdxInLayerSet( lsIdx, getLayerId() );
2171	assert( layerIdx != -1 ); // Current layer should be found in the layer set.
2172
2173	// Copy from the active VPS based on the layer ID.
2174	m_subDpbIdx = vps->getSubDpbAssigned( lsIdx, layerIdx );
2175	}
2176	}
2177	#endif
2178	#endif //SVC_EXTENSION
2179	//! \}

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source: SHVCSoftware/branches/SHM-5.1-dev/source/Lib/TLibDecoder/TDecTop.cpp @ 620

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