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TDecTop.cpp @ 1439

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Last change on this file since 1439 was 601, checked in by seregin, 11 years ago
remove global array for SaoMaxOffsetQVal
Property svn:eol-style set to `native`
File size: 80.5 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	}
319	#else
320	m_iMaxRefPicNum = pcSlice->getSPS()->getMaxDecPicBuffering(pcSlice->getTLayer()); // m_uiMaxDecPicBuffering has the space for the picture currently being decoded
321	#endif
322
323	#if SVC_EXTENSION
324	m_iMaxRefPicNum += 1; // it should be updated if more than 1 resampling picture is used
325	#endif
326
327	if (m_cListPic.size() < (UInt)m_iMaxRefPicNum)
328	{
329	rpcPic = new TComPic();
330
331	#if SVC_EXTENSION //Temporal solution, should be modified
332	if(m_layerId > 0)
333	{
334	for(UInt i = 0; i < pcSlice->getVPS()->getNumDirectRefLayers( m_layerId ); i++ )
335	{
336	#if O0098_SCALED_REF_LAYER_ID
337	const Window scalEL = pcSlice->getSPS()->getScaledRefLayerWindowForLayer(pcSlice->getVPS()->getRefLayerId(m_layerId, i));
338	#else
339	const Window scalEL = pcSlice->getSPS()->getScaledRefLayerWindow(i);
340	#endif
341	Bool zeroOffsets = ( scalEL.getWindowLeftOffset() == 0 && scalEL.getWindowRightOffset() == 0 && scalEL.getWindowTopOffset() == 0 && scalEL.getWindowBottomOffset() == 0 );
342
343	#if VPS_EXTN_DIRECT_REF_LAYERS
344	TDecTop pcTDecTopBase = (TDecTop )getRefLayerDec( i );
345	#else
346	TDecTop pcTDecTopBase = (TDecTop )getLayerDec( m_layerId-1 );
347	#endif
348	//TComPic* pcPic = *(pcTDecTopBase->getListPic()->begin());
349	TComPicYuv* pcPicYuvRecBase = (*(pcTDecTopBase->getListPic()->begin()))->getPicYuvRec();
350	#if REPN_FORMAT_IN_VPS
351	if(pcPicYuvRecBase->getWidth() != pcSlice->getPicWidthInLumaSamples() \|\| pcPicYuvRecBase->getHeight() != pcSlice->getPicHeightInLumaSamples() \|\| !zeroOffsets )
352	#else
353	if(pcPicYuvRecBase->getWidth() != pcSlice->getSPS()->getPicWidthInLumaSamples() \|\| pcPicYuvRecBase->getHeight() != pcSlice->getSPS()->getPicHeightInLumaSamples() \|\| !zeroOffsets )
354	#endif
355	{
356	rpcPic->setSpatialEnhLayerFlag( i, true );
357
358	//only for scalable extension
359	#if SCALABILITY_MASK_E0104
360	assert( pcSlice->getVPS()->getScalabilityMask(2) == true );
361	#else
362	assert( pcSlice->getVPS()->getScalabilityMask(1) == true );
363	#endif
364	}
365	}
366	}
367	#endif
368
369	#if AUXILIARY_PICTURES
370	#if REPN_FORMAT_IN_VPS
371	#if SVC_UPSAMPLING
372	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), pcSlice->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
373	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
374	#else
375	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), pcSlice->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
376	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
377	#endif
378	#else
379	#if SVC_UPSAMPLING
380	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), pcSlice->getSPS()->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
381	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
382	#else
383	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), pcSlice->getSPS()->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
384	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
385	#endif
386	#endif
387	#else
388	#if REPN_FORMAT_IN_VPS
389	#if SVC_UPSAMPLING
390	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
391	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
392	#else
393	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
394	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
395	#endif
396	#else
397	#if SVC_UPSAMPLING
398	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
399	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
400	#else
401	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
402	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
403	#endif
404	#endif
405	#endif
406	m_cListPic.pushBack( rpcPic );
407
408	return;
409	}
410
411	Bool bBufferIsAvailable = false;
412	TComList<TComPic*>::iterator iterPic = m_cListPic.begin();
413	while (iterPic != m_cListPic.end())
414	{
415	rpcPic = *(iterPic++);
416	if ( rpcPic->getReconMark() == false && rpcPic->getOutputMark() == false)
417	{
418	rpcPic->setOutputMark(false);
419	bBufferIsAvailable = true;
420	break;
421	}
422
423	if ( rpcPic->getSlice( 0 )->isReferenced() == false && rpcPic->getOutputMark() == false)
424	{
425	#if !SVC_EXTENSION
426	rpcPic->setOutputMark(false);
427	#endif
428	rpcPic->setReconMark( false );
429	rpcPic->getPicYuvRec()->setBorderExtension( false );
430	bBufferIsAvailable = true;
431	break;
432	}
433	}
434
435	if ( !bBufferIsAvailable )
436	{
437	//There is no room for this picture, either because of faulty encoder or dropped NAL. Extend the buffer.
438	m_iMaxRefPicNum++;
439	rpcPic = new TComPic();
440	m_cListPic.pushBack( rpcPic );
441	}
442	rpcPic->destroy();
443
444	#if AUXILIARY_PICTURES
445	#if REPN_FORMAT_IN_VPS
446	#if SVC_UPSAMPLING
447	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), pcSlice->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
448	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
449
450	#else
451	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), pcSlice->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
452	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
453	#endif
454	#else
455	#if SVC_UPSAMPLING
456	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), pcSlice->getSPS()->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
457	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
458
459	#else
460	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), pcSlice->getSPS()->getChromaFormatIdc(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
461	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
462	#endif
463	#endif
464	#else
465	#if REPN_FORMAT_IN_VPS
466	#if SVC_UPSAMPLING
467	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
468	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
469
470	#else
471	rpcPic->create ( pcSlice->getPicWidthInLumaSamples(), pcSlice->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
472	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
473	#endif
474	#else
475	#if SVC_UPSAMPLING
476	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
477	conformanceWindow, defaultDisplayWindow, numReorderPics, pcSlice->getSPS(), true);
478
479	#else
480	rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth,
481	conformanceWindow, defaultDisplayWindow, numReorderPics, true);
482	#endif
483	#endif
484	#endif
485	}
486
487	Void TDecTop::executeLoopFilters(Int& poc, TComList<TComPic>& rpcListPic)
488	{
489	if (!m_pcPic)
490	{
491	/* nothing to deblock */
492	return;
493	}
494
495	TComPic*& pcPic = m_pcPic;
496
497	// Execute Deblock + Cleanup
498
499	m_cGopDecoder.filterPicture(pcPic);
500
501	#if SYNTAX_OUTPUT
502	pcPic->wrireBLSyntax( getBLSyntaxFile(), SYNTAX_BYTES );
503	#endif
504	TComSlice::sortPicList( m_cListPic ); // sorting for application output
505	poc = pcPic->getSlice(m_uiSliceIdx-1)->getPOC();
506	rpcListPic = &m_cListPic;
507	m_cCuDecoder.destroy();
508	m_bFirstSliceInPicture = true;
509
510	return;
511	}
512
513	#if EARLY_REF_PIC_MARKING
514	Void TDecTop::earlyPicMarking(Int maxTemporalLayer, std::vector<Int>& targetDecLayerIdSet)
515	{
516	UInt currTid = m_pcPic->getTLayer();
517	UInt highestTid = (maxTemporalLayer >= 0) ? maxTemporalLayer : (m_pcPic->getSlice(0)->getSPS()->getMaxTLayers() - 1);
518	UInt latestDecLayerId = m_layerId;
519	UInt numTargetDecLayers = 0;
520	Int targetDecLayerIdList[MAX_LAYERS];
521	UInt latestDecIdx = 0;
522	TComSlice* pcSlice = m_pcPic->getSlice(0);
523
524	if ( currTid != highestTid ) // Marking process is only applicaple for highest decoded TLayer
525	{
526	return;
527	}
528
529	// currPic must be marked as "used for reference" and must be a sub-layer non-reference picture
530	if ( !((pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_TRAIL_N \|\|
531	pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_N \|\|
532	pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_N \|\|
533	pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_RADL_N \|\|
534	pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N \|\|
535	pcSlice->getNalUnitType() == NAL_UNIT_RESERVED_VCL_N10 \|\|
536	pcSlice->getNalUnitType() == NAL_UNIT_RESERVED_VCL_N12 \|\|
537	pcSlice->getNalUnitType() == NAL_UNIT_RESERVED_VCL_N14) && pcSlice->isReferenced()))
538	{
539	return;
540	}
541
542	if ( targetDecLayerIdSet.size() == 0 ) // Cannot mark if we don't know the number of scalable layers
543	{
544	return;
545	}
546
547	for (std::vector<Int>::iterator it = targetDecLayerIdSet.begin(); it != targetDecLayerIdSet.end(); it++)
548	{
549	if ( latestDecLayerId == (*it) )
550	{
551	latestDecIdx = numTargetDecLayers;
552	}
553	targetDecLayerIdList[numTargetDecLayers++] = (*it);
554	}
555
556	Int remainingInterLayerReferencesFlag = 0;
557	#if O0225_MAX_TID_FOR_REF_LAYERS
558	for ( Int j = latestDecIdx + 1; j < numTargetDecLayers; j++ )
559	{
560	Int jLidx = pcSlice->getVPS()->getLayerIdInVps(targetDecLayerIdList[j]);
561	if ( currTid <= pcSlice->getVPS()->getMaxTidIlRefPicsPlus1(latestDecLayerId,jLidx) - 1 )
562	{
563	#else
564	if ( currTid <= pcSlice->getVPS()->getMaxTidIlRefPicsPlus1(latestDecLayerId) - 1 )
565	{
566	for ( Int j = latestDecIdx + 1; j < numTargetDecLayers; j++ )
567	{
568	#endif
569	for ( Int k = 0; k < m_ppcTDecTop[targetDecLayerIdList[j]]->getNumDirectRefLayers(); k++ )
570	{
571	if ( latestDecIdx == m_ppcTDecTop[targetDecLayerIdList[j]]->getRefLayerId(k) )
572	{
573	remainingInterLayerReferencesFlag = 1;
574	}
575	}
576	}
577	}
578
579	if ( remainingInterLayerReferencesFlag == 0 )
580	{
581	pcSlice->setReferenced(false);
582	}
583	}
584	#endif
585
586	Void TDecTop::xCreateLostPicture(Int iLostPoc)
587	{
588	printf("\ninserting lost poc : %d\n",iLostPoc);
589	TComSlice cFillSlice;
590	cFillSlice.setSPS( m_parameterSetManagerDecoder.getFirstSPS() );
591	cFillSlice.setPPS( m_parameterSetManagerDecoder.getFirstPPS() );
592	#if SVC_EXTENSION
593	cFillSlice.setVPS( m_parameterSetManagerDecoder.getFirstVPS() );
594	cFillSlice.initSlice( m_layerId );
595	#else
596	cFillSlice.initSlice();
597	#endif
598	TComPic *cFillPic;
599	xGetNewPicBuffer(&cFillSlice,cFillPic);
600	cFillPic->getSlice(0)->setSPS( m_parameterSetManagerDecoder.getFirstSPS() );
601	cFillPic->getSlice(0)->setPPS( m_parameterSetManagerDecoder.getFirstPPS() );
602	#if SVC_EXTENSION
603	cFillPic->getSlice(0)->setVPS( m_parameterSetManagerDecoder.getFirstVPS() );
604	cFillPic->getSlice(0)->initSlice( m_layerId );
605	#else
606	cFillPic->getSlice(0)->initSlice();
607	#endif
608
609	TComList<TComPic*>::iterator iterPic = m_cListPic.begin();
610	Int closestPoc = 1000000;
611	while ( iterPic != m_cListPic.end())
612	{
613	TComPic * rpcPic = *(iterPic++);
614	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())
615	{
616	closestPoc=abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc);
617	}
618	}
619	iterPic = m_cListPic.begin();
620	while ( iterPic != m_cListPic.end())
621	{
622	TComPic rpcPic = (iterPic++);
623	if(abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc)==closestPoc&&rpcPic->getPicSym()->getSlice(0)->getPOC()!=m_apcSlicePilot->getPOC())
624	{
625	printf("copying picture %d to %d (%d)\n",rpcPic->getPicSym()->getSlice(0)->getPOC() ,iLostPoc,m_apcSlicePilot->getPOC());
626	rpcPic->getPicYuvRec()->copyToPic(cFillPic->getPicYuvRec());
627	break;
628	}
629	}
630	cFillPic->setCurrSliceIdx(0);
631	for(Int i=0; i<cFillPic->getNumCUsInFrame(); i++)
632	{
633	cFillPic->getCU(i)->initCU(cFillPic,i);
634	}
635	cFillPic->getSlice(0)->setReferenced(true);
636	cFillPic->getSlice(0)->setPOC(iLostPoc);
637	cFillPic->setReconMark(true);
638	cFillPic->setOutputMark(true);
639	if(m_pocRandomAccess == MAX_INT)
640	{
641	m_pocRandomAccess = iLostPoc;
642	}
643	}
644
645
646	Void TDecTop::xActivateParameterSets()
647	{
648	m_parameterSetManagerDecoder.applyPrefetchedPS();
649
650	TComPPS *pps = m_parameterSetManagerDecoder.getPPS(m_apcSlicePilot->getPPSId());
651	assert (pps != 0);
652
653	TComSPS *sps = m_parameterSetManagerDecoder.getSPS(pps->getSPSId());
654	assert (sps != 0);
655
656	if (false == m_parameterSetManagerDecoder.activatePPS(m_apcSlicePilot->getPPSId(),m_apcSlicePilot->isIRAP()))
657	{
658	printf ("Parameter set activation failed!");
659	assert (0);
660	}
661
662	#if SCALINGLIST_INFERRING
663	// scaling list settings and checks
664	TComVPS *activeVPS = m_parameterSetManagerDecoder.getActiveVPS();
665	TComSPS *activeSPS = m_parameterSetManagerDecoder.getActiveSPS();
666	TComPPS *activePPS = m_parameterSetManagerDecoder.getActivePPS();
667
668	if( activeSPS->getInferScalingListFlag() )
669	{
670	UInt refLayerId = activeSPS->getScalingListRefLayerId();
671	TComSPS *refSps = m_ppcTDecTop[refLayerId]->getParameterSetManager()->getActiveSPS(); assert( refSps != NULL );
672
673	// 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
674	if( activeVPS->getAvcBaseLayerFlag() )
675	{
676	assert( refLayerId > 0 );
677	}
678
679	// 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
680	// 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
681	assert( refSps->getInferScalingListFlag() == false );
682
683	// 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,
684	// 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
685	assert( activeVPS->getRecursiveRefLayerFlag( activeSPS->getLayerId(), refLayerId ) == true );
686
687	if( activeSPS->getScalingList() != refSps->getScalingList() )
688	{
689	// delete created instance of scaling list since it will be inferred
690	delete activeSPS->getScalingList();
691
692	// infer scaling list
693	activeSPS->setScalingList( refSps->getScalingList() );
694	}
695	}
696
697	if( activePPS->getInferScalingListFlag() )
698	{
699	UInt refLayerId = activePPS->getScalingListRefLayerId();
700	TComPPS *refPps = m_ppcTDecTop[refLayerId]->getParameterSetManager()->getActivePPS(); assert( refPps != NULL );
701
702	// 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
703	if( activeVPS->getAvcBaseLayerFlag() )
704	{
705	assert( refLayerId > 0 );
706	}
707
708	// 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
709	// 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
710	assert( refPps->getInferScalingListFlag() == false );
711
712	// 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,
713	// 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
714	assert( activeVPS->getRecursiveRefLayerFlag( activePPS->getLayerId(), refLayerId ) == true );
715
716	if( activePPS->getScalingList() != refPps->getScalingList() )
717	{
718	// delete created instance of scaling list since it will be inferred
719	delete activePPS->getScalingList();
720
721	// infer scaling list
722	activePPS->setScalingList( refPps->getScalingList() );
723	}
724
725	}
726	#endif
727
728	if( pps->getDependentSliceSegmentsEnabledFlag() )
729	{
730	Int NumCtx = pps->getEntropyCodingSyncEnabledFlag()?2:1;
731
732	if (m_cSliceDecoder.getCtxMemSize() != NumCtx)
733	{
734	m_cSliceDecoder.initCtxMem(NumCtx);
735	for ( UInt st = 0; st < NumCtx; st++ )
736	{
737	TDecSbac* ctx = NULL;
738	ctx = new TDecSbac;
739	ctx->init( &m_cBinCABAC );
740	m_cSliceDecoder.setCtxMem( ctx, st );
741	}
742	}
743	}
744
745	m_apcSlicePilot->setPPS(pps);
746	m_apcSlicePilot->setSPS(sps);
747	pps->setSPS(sps);
748	#if REPN_FORMAT_IN_VPS
749	pps->setNumSubstreams(pps->getEntropyCodingSyncEnabledFlag() ? ((sps->getPicHeightInLumaSamples() + sps->getMaxCUHeight() - 1) / sps->getMaxCUHeight()) * (pps->getNumColumnsMinus1() + 1) : 1);
750	#else
751	pps->setNumSubstreams(pps->getEntropyCodingSyncEnabledFlag() ? ((sps->getPicHeightInLumaSamples() + sps->getMaxCUHeight() - 1) / sps->getMaxCUHeight()) * (pps->getNumColumnsMinus1() + 1) : 1);
752	#endif
753	pps->setMinCuDQPSize( sps->getMaxCUWidth() >> ( pps->getMaxCuDQPDepth()) );
754
755	#if REPN_FORMAT_IN_VPS
756	g_bitDepthY = m_apcSlicePilot->getBitDepthY();
757	g_bitDepthC = m_apcSlicePilot->getBitDepthC();
758	#else
759	g_bitDepthY = sps->getBitDepthY();
760	g_bitDepthC = sps->getBitDepthC();
761	#endif
762	g_uiMaxCUWidth = sps->getMaxCUWidth();
763	g_uiMaxCUHeight = sps->getMaxCUHeight();
764	g_uiMaxCUDepth = sps->getMaxCUDepth();
765	g_uiAddCUDepth = max (0, sps->getLog2MinCodingBlockSize() - (Int)sps->getQuadtreeTULog2MinSize() );
766
767	for (Int i = 0; i < sps->getLog2DiffMaxMinCodingBlockSize(); i++)
768	{
769	sps->setAMPAcc( i, sps->getUseAMP() );
770	}
771
772	for (Int i = sps->getLog2DiffMaxMinCodingBlockSize(); i < sps->getMaxCUDepth(); i++)
773	{
774	sps->setAMPAcc( i, 0 );
775	}
776
777	m_cSAO.destroy();
778	#if REPN_FORMAT_IN_VPS
779	#if AUXILIARY_PICTURES
780	m_cSAO.create( m_apcSlicePilot->getPicWidthInLumaSamples(), m_apcSlicePilot->getPicHeightInLumaSamples(), sps->getChromaFormatIdc(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth() );
781	#else
782	m_cSAO.create( m_apcSlicePilot->getPicWidthInLumaSamples(), m_apcSlicePilot->getPicHeightInLumaSamples(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth() );
783	#endif
784	#else
785	m_cSAO.create( sps->getPicWidthInLumaSamples(), sps->getPicHeightInLumaSamples(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth() );
786	#endif
787	m_cLoopFilter.create( sps->getMaxCUDepth() );
788	}
789
790	#if SVC_EXTENSION
791	#if POC_RESET_FLAG
792	Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int &iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC )
793	#else
794	Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC )
795	#endif
796	#else
797	Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay )
798	#endif
799	{
800	TComPic*& pcPic = m_pcPic;
801	#if SVC_EXTENSION
802	#if NO_CLRAS_OUTPUT_FLAG
803	Bool bFirstSliceInSeq;
804	#endif
805	m_apcSlicePilot->setVPS( m_parameterSetManagerDecoder.getPrefetchedVPS(0) );
806	#if OUTPUT_LAYER_SET_INDEX
807	// Following check should go wherever the VPS is activated
808	checkValueOfTargetOutputLayerSetIdx( m_apcSlicePilot->getVPS());
809	#endif
810	#if RESOLUTION_BASED_DPB
811	// Following assignment should go wherever a new VPS is activated
812	assignSubDpbs(m_apcSlicePilot->getVPS());
813	#endif
814	m_apcSlicePilot->initSlice( nalu.m_layerId );
815	#else //SVC_EXTENSION
816	m_apcSlicePilot->initSlice();
817	#endif
818
819	if (m_bFirstSliceInPicture)
820	{
821	m_uiSliceIdx = 0;
822	}
823	else
824	{
825	m_apcSlicePilot->copySliceInfo( pcPic->getPicSym()->getSlice(m_uiSliceIdx-1) );
826	}
827	m_apcSlicePilot->setSliceIdx(m_uiSliceIdx);
828
829	m_apcSlicePilot->setNalUnitType(nalu.m_nalUnitType);
830	Bool nonReferenceFlag = (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TRAIL_N \|\|
831	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_N \|\|
832	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_N \|\|
833	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RADL_N \|\|
834	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N);
835	m_apcSlicePilot->setTemporalLayerNonReferenceFlag(nonReferenceFlag);
836
837	m_apcSlicePilot->setReferenced(true); // Putting this as true ensures that picture is referenced the first time it is in an RPS
838	m_apcSlicePilot->setTLayerInfo(nalu.m_temporalId);
839
840	#if SVC_EXTENSION
841	#if VPS_EXTN_DIRECT_REF_LAYERS
842	setRefLayerParams(m_apcSlicePilot->getVPS());
843	#endif
844	m_apcSlicePilot->setNumMotionPredRefLayers(m_numMotionPredRefLayers);
845	#endif
846	m_cEntropyDecoder.decodeSliceHeader (m_apcSlicePilot, &m_parameterSetManagerDecoder);
847
848	// set POC for dependent slices in skipped pictures
849	if(m_apcSlicePilot->getDependentSliceSegmentFlag() && m_prevSliceSkipped)
850	{
851	m_apcSlicePilot->setPOC(m_skippedPOC);
852	}
853
854	m_apcSlicePilot->setAssociatedIRAPPOC(m_pocCRA);
855	m_apcSlicePilot->setAssociatedIRAPType(m_associatedIRAPType);
856
857	// Skip pictures due to random access
858	if (isRandomAccessSkipPicture(iSkipFrame, iPOCLastDisplay))
859	{
860	m_prevSliceSkipped = true;
861	m_skippedPOC = m_apcSlicePilot->getPOC();
862	return false;
863	}
864	// Skip TFD pictures associated with BLA/BLANT pictures
865	if (isSkipPictureForBLA(iPOCLastDisplay))
866	{
867	m_prevSliceSkipped = true;
868	m_skippedPOC = m_apcSlicePilot->getPOC();
869	return false;
870	}
871
872	// clear previous slice skipped flag
873	m_prevSliceSkipped = false;
874
875	// exit when a new picture is found
876	#if SVC_EXTENSION
877	bNewPOC = (m_apcSlicePilot->getPOC()!= m_prevPOC);
878	if (m_apcSlicePilot->isNextSlice() && (bNewPOC \|\| m_layerId!=m_uiPrevLayerId) && !m_bFirstSliceInSequence )
879	{
880	m_prevPOC = m_apcSlicePilot->getPOC();
881	curLayerId = m_uiPrevLayerId;
882	m_uiPrevLayerId = m_layerId;
883	return true;
884	}
885	#else
886	//we should only get a different poc for a new picture (with CTU address==0)
887	if (m_apcSlicePilot->isNextSlice() && m_apcSlicePilot->getPOC()!=m_prevPOC && !m_bFirstSliceInSequence && (!m_apcSlicePilot->getSliceCurStartCUAddr()==0))
888	{
889	printf ("Warning, the first slice of a picture might have been lost!\n");
890	}
891	// exit when a new picture is found
892	if (m_apcSlicePilot->isNextSlice() && (m_apcSlicePilot->getSliceCurStartCUAddr() == 0 && !m_bFirstSliceInPicture) && !m_bFirstSliceInSequence )
893	{
894	if (m_prevPOC >= m_pocRandomAccess)
895	{
896	m_prevPOC = m_apcSlicePilot->getPOC();
897	return true;
898	}
899	m_prevPOC = m_apcSlicePilot->getPOC();
900	}
901	#endif
902	// actual decoding starts here
903	xActivateParameterSets();
904	#if !O0223_O0139_IRAP_ALIGN_NO_CONTRAINTS && N0147_IRAP_ALIGN_FLAG
905	//Note setting O0223_O0139_IRAP_ALIGN_NO_CONTRAINTS to 0 may cause decoder to crash.
906	//When cross_layer_irap_aligned_flag is equal to 0, num_extra_slice_header_bits >=1
907	if(!m_apcSlicePilot->getVPS()->getCrossLayerIrapAlignFlag() )
908	{
909	assert( m_apcSlicePilot->getPPS()->getNumExtraSliceHeaderBits() > 0);
910	}
911	//When cross_layer_irap_aligned_flag is equal to 1, the value of poc_reset_flag shall be equal to 0
912	if( m_apcSlicePilot->getVPS()->getCrossLayerIrapAlignFlag() )
913	{
914	assert( m_apcSlicePilot->getPocResetFlag() == 0);
915	}
916	#endif
917	#if REPN_FORMAT_IN_VPS
918	// Initialize ILRP if needed, only for the current layer
919	// ILRP intialization should go along with activation of parameters sets,
920	// although activation of parameter sets itself need not be done for each and every slice!!!
921	xInitILRP(m_apcSlicePilot);
922	#endif
923	if (m_apcSlicePilot->isNextSlice())
924	{
925	m_prevPOC = m_apcSlicePilot->getPOC();
926	#if SVC_EXTENSION
927	curLayerId = m_layerId;
928	m_uiPrevLayerId = m_layerId;
929	#endif
930	}
931	#if NO_CLRAS_OUTPUT_FLAG
932	bFirstSliceInSeq = m_bFirstSliceInSequence;
933	#endif
934	m_bFirstSliceInSequence = false;
935	#if POC_RESET_FLAG
936	// This operation would do the following:
937	// 1. Update the other picture in the DPB. This should be done only for the first slice of the picture.
938	// 2. Update the value of m_pocCRA.
939	// 3. Reset the POC values at the decoder for the current picture to be zero.
940	// 4. update value of POCLastDisplay
941	if( m_apcSlicePilot->getPocResetFlag() )
942	{
943	if( m_apcSlicePilot->getSliceIdx() == 0 )
944	{
945	Int pocAdjustValue = m_apcSlicePilot->getPOC();
946
947	#if PREVTID0_POC_RESET
948	m_apcSlicePilot->adjustPrevTid0POC(pocAdjustValue);
949	#endif
950	// If poc reset flag is set to 1, reset all POC for DPB -> basically do it for each slice in the picutre
951	TComList<TComPic*>::iterator iterPic = m_cListPic.begin();
952
953	// Iterate through all picture in DPB
954	while( iterPic != m_cListPic.end() )
955	{
956	TComPic dpbPic = iterPic;
957	// Check if the picture pointed to by iterPic is either used for reference or
958	// needed for output, are in the same layer, and not the current picture.
959	if( /* ( ( dpbPic->getSlice(0)->isReferenced() ) \|\| ( dpbPic->getOutputMark() ) )
960	&&*/ ( dpbPic->getLayerId() == m_apcSlicePilot->getLayerId() )
961	&& ( dpbPic->getReconMark() )
962	)
963	{
964	for(Int i = dpbPic->getNumAllocatedSlice()-1; i >= 0; i--)
965	{
966
967	TComSlice *slice = dpbPic->getSlice(i);
968	TComReferencePictureSet *rps = slice->getRPS();
969	slice->setPOC( slice->getPOC() - pocAdjustValue );
970
971	// Also adjust the POC value stored in the RPS of each such slice
972	for(Int j = rps->getNumberOfPictures(); j >= 0; j--)
973	{
974	rps->setPOC( j, rps->getPOC(j) - pocAdjustValue );
975	}
976	// Also adjust the value of refPOC
977	for(Int k = 0; k < 2; k++) // For List 0 and List 1
978	{
979	RefPicList list = (k == 1) ? REF_PIC_LIST_1 : REF_PIC_LIST_0;
980	for(Int j = 0; j < slice->getNumRefIdx(list); j++)
981	{
982	slice->setRefPOC( slice->getRefPOC(list, j) - pocAdjustValue, list, j);
983	}
984	}
985	}
986	}
987	iterPic++;
988	}
989	// Update the value of pocCRA
990	m_pocCRA -= pocAdjustValue;
991	// Update value of POCLastDisplay
992	iPOCLastDisplay -= pocAdjustValue;
993	}
994	// Reset current poc for current slice and RPS
995	m_apcSlicePilot->setPOC( 0 );
996	}
997	#endif
998	#if ALIGN_TSA_STSA_PICS
999	if( m_apcSlicePilot->getLayerId() > 0 )
1000	{
1001	// Check for TSA alignment
1002	if( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_N \|\|
1003	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_R
1004	)
1005	{
1006	for(Int dependentLayerIdx = 0; dependentLayerIdx < m_apcSlicePilot->getVPS()->getNumDirectRefLayers(m_layerId); dependentLayerIdx++)
1007	{
1008	TComList<TComPic> cListPic = getRefLayerDec( dependentLayerIdx )->getListPic();
1009	TComPic* refpicLayer = m_apcSlicePilot->getRefPic(*cListPic, m_apcSlicePilot->getPOC() );
1010	if( refpicLayer )
1011	{
1012	assert( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_N \|\|
1013	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_R ); // TSA pictures should be aligned among depenedent layers
1014	}
1015	}
1016	}
1017	// Check for STSA alignment
1018	if( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_N \|\|
1019	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_R
1020	)
1021	{
1022	for(Int dependentLayerIdx = 0; dependentLayerIdx < m_apcSlicePilot->getVPS()->getNumDirectRefLayers(m_layerId); dependentLayerIdx++)
1023	{
1024	TComList<TComPic> cListPic = getRefLayerDec( dependentLayerIdx )->getListPic();
1025	TComPic* refpicLayer = m_apcSlicePilot->getRefPic(*cListPic, m_apcSlicePilot->getPOC() ); // STSA pictures should be aligned among dependent layers
1026	if( refpicLayer )
1027
1028	{
1029	assert( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_N \|\|
1030	m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_R );
1031	}
1032	}
1033	}
1034	}
1035	#endif
1036	//detect lost reference picture and insert copy of earlier frame.
1037	Int lostPoc;
1038	while((lostPoc=m_apcSlicePilot->checkThatAllRefPicsAreAvailable(m_cListPic, m_apcSlicePilot->getRPS(), true, m_pocRandomAccess)) > 0)
1039	{
1040	xCreateLostPicture(lostPoc-1);
1041	}
1042	if (m_bFirstSliceInPicture)
1043	{
1044	#if AVC_BASE
1045	if( m_layerId == 1 && m_parameterSetManagerDecoder.getPrefetchedVPS(0)->getAvcBaseLayerFlag() )
1046	{
1047	TComPic* pBLPic = (*m_ppcTDecTop[0]->getListPic()->begin());
1048	pBLPic->getSlice(0)->setReferenced(true);
1049	fstream* pFile = m_ppcTDecTop[0]->getBLReconFile();
1050	UInt uiWidth = pBLPic->getPicYuvRec()->getWidth();
1051	UInt uiHeight = pBLPic->getPicYuvRec()->getHeight();
1052
1053	if( pFile->good() )
1054	{
1055	UInt64 uiPos = (UInt64) m_apcSlicePilot->getPOC() * uiWidth * uiHeight * 3 / 2;
1056
1057	pFile->seekg((UInt)uiPos, ios::beg );
1058
1059	Pel* pPel = pBLPic->getPicYuvRec()->getLumaAddr();
1060	UInt uiStride = pBLPic->getPicYuvRec()->getStride();
1061	for( Int i = 0; i < uiHeight; i++ )
1062	{
1063	for( Int j = 0; j < uiWidth; j++ )
1064	{
1065	pPel[j] = pFile->get();
1066	}
1067	pPel += uiStride;
1068	}
1069
1070	pPel = pBLPic->getPicYuvRec()->getCbAddr();
1071	uiStride = pBLPic->getPicYuvRec()->getCStride();
1072	for( Int i = 0; i < uiHeight/2; i++ )
1073	{
1074	for( Int j = 0; j < uiWidth/2; j++ )
1075	{
1076	pPel[j] = pFile->get();
1077	}
1078	pPel += uiStride;
1079	}
1080
1081	pPel = pBLPic->getPicYuvRec()->getCrAddr();
1082	uiStride = pBLPic->getPicYuvRec()->getCStride();
1083	for( Int i = 0; i < uiHeight/2; i++ )
1084	{
1085	for( Int j = 0; j < uiWidth/2; j++ )
1086	{
1087	pPel[j] = pFile->get();
1088	}
1089	pPel += uiStride;
1090	}
1091	}
1092	}
1093	#endif
1094
1095	#if NO_CLRAS_OUTPUT_FLAG
1096	if (m_layerId == 0 &&
1097	(m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP
1098	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL
1099	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP
1100	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL
1101	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP
1102	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA))
1103	{
1104	if (bFirstSliceInSeq)
1105	{
1106	setNoClrasOutputFlag(true);
1107	}
1108	else if (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP
1109	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL
1110	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP)
1111	{
1112	setNoClrasOutputFlag(true);
1113	}
1114	#if O0149_CROSS_LAYER_BLA_FLAG
1115	else if ((m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL \|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP) &&
1116	m_apcSlicePilot->getCrossLayerBLAFlag())
1117	{
1118	setNoClrasOutputFlag(true);
1119	}
1120	#endif
1121	else
1122	{
1123	setNoClrasOutputFlag(false);
1124	}
1125	if (getNoClrasOutputFlag())
1126	{
1127	for (UInt i = 0; i < m_apcSlicePilot->getVPS()->getMaxLayers(); i++)
1128	{
1129	m_ppcTDecTop[i]->setLayerInitializedFlag(false);
1130	m_ppcTDecTop[i]->setFirstPicInLayerDecodedFlag(false);
1131	}
1132	}
1133	}
1134	#endif
1135
1136	#if NO_CLRAS_OUTPUT_FLAG
1137	m_apcSlicePilot->decodingRefreshMarking(m_pocCRA, m_bRefreshPending, m_cListPic, getNoClrasOutputFlag());
1138	#endif
1139
1140	// Buffer initialize for prediction.
1141	m_cPrediction.initTempBuff();
1142	m_apcSlicePilot->applyReferencePictureSet(m_cListPic, m_apcSlicePilot->getRPS());
1143	// Get a new picture buffer
1144	xGetNewPicBuffer (m_apcSlicePilot, pcPic);
1145
1146	Bool isField = false;
1147	Bool isTff = false;
1148
1149	if(!m_SEIs.empty())
1150	{
1151	// Check if any new Picture Timing SEI has arrived
1152	SEIMessages pictureTimingSEIs = extractSeisByType (m_SEIs, SEI::PICTURE_TIMING);
1153	if (pictureTimingSEIs.size()>0)
1154	{
1155	SEIPictureTiming* pictureTiming = (SEIPictureTiming) (pictureTimingSEIs.begin());
1156	isField = (pictureTiming->m_picStruct == 1) \|\| (pictureTiming->m_picStruct == 2);
1157	isTff = (pictureTiming->m_picStruct == 1);
1158	}
1159	}
1160
1161	//Set Field/Frame coding mode
1162	m_pcPic->setField(isField);
1163	m_pcPic->setTopField(isTff);
1164
1165	// transfer any SEI messages that have been received to the picture
1166	pcPic->setSEIs(m_SEIs);
1167	m_SEIs.clear();
1168
1169	// Recursive structure
1170	m_cCuDecoder.create ( g_uiMaxCUDepth, g_uiMaxCUWidth, g_uiMaxCUHeight );
1171	#if SVC_EXTENSION
1172	m_cCuDecoder.init ( m_ppcTDecTop,&m_cEntropyDecoder, &m_cTrQuant, &m_cPrediction, curLayerId );
1173	#else
1174	m_cCuDecoder.init ( &m_cEntropyDecoder, &m_cTrQuant, &m_cPrediction );
1175	#endif
1176	m_cTrQuant.init ( g_uiMaxCUWidth, g_uiMaxCUHeight, m_apcSlicePilot->getSPS()->getMaxTrSize());
1177
1178	m_cSliceDecoder.create();
1179	}
1180	else
1181	{
1182	// Check if any new SEI has arrived
1183	if(!m_SEIs.empty())
1184	{
1185	// Currently only decoding Unit SEI message occurring between VCL NALUs copied
1186	SEIMessages &picSEI = pcPic->getSEIs();
1187	SEIMessages decodingUnitInfos = extractSeisByType (m_SEIs, SEI::DECODING_UNIT_INFO);
1188	picSEI.insert(picSEI.end(), decodingUnitInfos.begin(), decodingUnitInfos.end());
1189	deleteSEIs(m_SEIs);
1190	}
1191	}
1192
1193	// Set picture slice pointer
1194	TComSlice* pcSlice = m_apcSlicePilot;
1195	Bool bNextSlice = pcSlice->isNextSlice();
1196
1197	UInt uiCummulativeTileWidth;
1198	UInt uiCummulativeTileHeight;
1199	UInt i, j, p;
1200
1201	//set NumColumnsMins1 and NumRowsMinus1
1202	pcPic->getPicSym()->setNumColumnsMinus1( pcSlice->getPPS()->getNumColumnsMinus1() );
1203	pcPic->getPicSym()->setNumRowsMinus1( pcSlice->getPPS()->getNumRowsMinus1() );
1204
1205	//create the TComTileArray
1206	pcPic->getPicSym()->xCreateTComTileArray();
1207
1208	if( pcSlice->getPPS()->getUniformSpacingFlag() )
1209	{
1210	//set the width for each tile
1211	for(j=0; j < pcPic->getPicSym()->getNumRowsMinus1()+1; j++)
1212	{
1213	for(p=0; p < pcPic->getPicSym()->getNumColumnsMinus1()+1; p++)
1214	{
1215	pcPic->getPicSym()->getTComTile( j * (pcPic->getPicSym()->getNumColumnsMinus1()+1) + p )->
1216	setTileWidth( (p+1)*pcPic->getPicSym()->getFrameWidthInCU()/(pcPic->getPicSym()->getNumColumnsMinus1()+1)
1217	- (p*pcPic->getPicSym()->getFrameWidthInCU())/(pcPic->getPicSym()->getNumColumnsMinus1()+1) );
1218	}
1219	}
1220
1221	//set the height for each tile
1222	for(j=0; j < pcPic->getPicSym()->getNumColumnsMinus1()+1; j++)
1223	{
1224	for(p=0; p < pcPic->getPicSym()->getNumRowsMinus1()+1; p++)
1225	{
1226	pcPic->getPicSym()->getTComTile( p * (pcPic->getPicSym()->getNumColumnsMinus1()+1) + j )->
1227	setTileHeight( (p+1)*pcPic->getPicSym()->getFrameHeightInCU()/(pcPic->getPicSym()->getNumRowsMinus1()+1)
1228	- (p*pcPic->getPicSym()->getFrameHeightInCU())/(pcPic->getPicSym()->getNumRowsMinus1()+1) );
1229	}
1230	}
1231	}
1232	else
1233	{
1234	//set the width for each tile
1235	for(j=0; j < pcSlice->getPPS()->getNumRowsMinus1()+1; j++)
1236	{
1237	uiCummulativeTileWidth = 0;
1238	for(i=0; i < pcSlice->getPPS()->getNumColumnsMinus1(); i++)
1239	{
1240	pcPic->getPicSym()->getTComTile(j * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + i)->setTileWidth( pcSlice->getPPS()->getColumnWidth(i) );
1241	uiCummulativeTileWidth += pcSlice->getPPS()->getColumnWidth(i);
1242	}
1243	pcPic->getPicSym()->getTComTile(j * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + i)->setTileWidth( pcPic->getPicSym()->getFrameWidthInCU()-uiCummulativeTileWidth );
1244	}
1245
1246	//set the height for each tile
1247	for(j=0; j < pcSlice->getPPS()->getNumColumnsMinus1()+1; j++)
1248	{
1249	uiCummulativeTileHeight = 0;
1250	for(i=0; i < pcSlice->getPPS()->getNumRowsMinus1(); i++)
1251	{
1252	pcPic->getPicSym()->getTComTile(i * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + j)->setTileHeight( pcSlice->getPPS()->getRowHeight(i) );
1253	uiCummulativeTileHeight += pcSlice->getPPS()->getRowHeight(i);
1254	}
1255	pcPic->getPicSym()->getTComTile(i * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + j)->setTileHeight( pcPic->getPicSym()->getFrameHeightInCU()-uiCummulativeTileHeight );
1256	}
1257	}
1258
1259	pcPic->getPicSym()->xInitTiles();
1260
1261	//generate the Coding Order Map and Inverse Coding Order Map
1262	UInt uiEncCUAddr;
1263	for(i=0, uiEncCUAddr=0; i<pcPic->getPicSym()->getNumberOfCUsInFrame(); i++, uiEncCUAddr = pcPic->getPicSym()->xCalculateNxtCUAddr(uiEncCUAddr))
1264	{
1265	pcPic->getPicSym()->setCUOrderMap(i, uiEncCUAddr);
1266	pcPic->getPicSym()->setInverseCUOrderMap(uiEncCUAddr, i);
1267	}
1268	pcPic->getPicSym()->setCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame());
1269	pcPic->getPicSym()->setInverseCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame());
1270
1271	//convert the start and end CU addresses of the slice and dependent slice into encoding order
1272	pcSlice->setSliceSegmentCurStartCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurStartCUAddr()) );
1273	pcSlice->setSliceSegmentCurEndCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurEndCUAddr()) );
1274	if(pcSlice->isNextSlice())
1275	{
1276	pcSlice->setSliceCurStartCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurStartCUAddr()));
1277	pcSlice->setSliceCurEndCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurEndCUAddr()));
1278	}
1279
1280	if (m_bFirstSliceInPicture)
1281	{
1282	if(pcPic->getNumAllocatedSlice() != 1)
1283	{
1284	pcPic->clearSliceBuffer();
1285	}
1286	}
1287	else
1288	{
1289	pcPic->allocateNewSlice();
1290	}
1291	assert(pcPic->getNumAllocatedSlice() == (m_uiSliceIdx + 1));
1292	m_apcSlicePilot = pcPic->getPicSym()->getSlice(m_uiSliceIdx);
1293	pcPic->getPicSym()->setSlice(pcSlice, m_uiSliceIdx);
1294
1295	pcPic->setTLayer(nalu.m_temporalId);
1296
1297	#if SVC_EXTENSION
1298	pcPic->setLayerId(nalu.m_layerId);
1299	pcSlice->setLayerId(nalu.m_layerId);
1300	pcSlice->setPic(pcPic);
1301	#endif
1302
1303	if (bNextSlice)
1304	{
1305	pcSlice->checkCRA(pcSlice->getRPS(), m_pocCRA, m_associatedIRAPType, m_cListPic );
1306	// Set reference list
1307	#if SVC_EXTENSION
1308	if (m_layerId == 0)
1309	#endif
1310	pcSlice->setRefPicList( m_cListPic, true );
1311
1312	#if SVC_EXTENSION
1313	// Create upsampling reference layer pictures for all possible dependent layers and do it only once for the first slice.
1314	// Other slices might choose which reference pictures to be used for inter-layer prediction
1315	if( m_layerId > 0 && m_uiSliceIdx == 0 )
1316	{
1317	#if M0040_ADAPTIVE_RESOLUTION_CHANGE
1318	if( !pcSlice->getVPS()->getSingleLayerForNonIrapFlag() \|\| ( pcSlice->getVPS()->getSingleLayerForNonIrapFlag() && pcSlice->isIRAP() ) )
1319	#endif
1320	for( i = 0; i < pcSlice->getNumILRRefIdx(); i++ )
1321	{
1322	UInt refLayerIdc = i;
1323	#if AVC_BASE
1324	if( pcSlice->getVPS()->getRefLayerId( m_layerId, refLayerIdc ) == 0 && m_parameterSetManagerDecoder.getActiveVPS()->getAvcBaseLayerFlag() )
1325	{
1326	TComPic* pic = *m_ppcTDecTop[0]->getListPic()->begin();
1327
1328	if( pic )
1329	{
1330	pcSlice->setBaseColPic ( refLayerIdc, pic );
1331	}
1332	else
1333	{
1334	continue;
1335	}
1336	#if AVC_SYNTAX
1337	TComPic* pBLPic = pcSlice->getBaseColPic(refLayerIdc);
1338	if( pcSlice->getPOC() == 0 )
1339	{
1340	// initialize partition order.
1341	UInt* piTmp = &g_auiZscanToRaster[0];
1342	initZscanToRaster( pBLPic->getPicSym()->getMaxDepth() + 1, 1, 0, piTmp );
1343	initRasterToZscan( pBLPic->getPicSym()->getMaxCUWidth(), pBLPic->getPicSym()->getMaxCUHeight(), pBLPic->getPicSym()->getMaxDepth() + 1 );
1344	}
1345	pBLPic->getSlice( 0 )->initBaseLayerRPL( pcSlice );
1346	pBLPic->readBLSyntax( m_ppcTDecTop[0]->getBLSyntaxFile(), SYNTAX_BYTES );
1347	#endif
1348	}
1349	else
1350	{
1351	#if VPS_EXTN_DIRECT_REF_LAYERS
1352	TDecTop pcTDecTop = (TDecTop )getRefLayerDec( refLayerIdc );
1353	#else
1354	TDecTop pcTDecTop = (TDecTop )getLayerDec( m_layerId-1 );
1355	#endif
1356	TComList<TComPic> cListPic = pcTDecTop->getListPic();
1357	if( !pcSlice->setBaseColPic ( *cListPic, refLayerIdc ) )
1358	{
1359	continue;
1360	}
1361	}
1362	#else
1363	#if VPS_EXTN_DIRECT_REF_LAYERS
1364	TDecTop pcTDecTop = (TDecTop )getRefLayerDec( refLayerIdc );
1365	#else
1366	TDecTop pcTDecTop = (TDecTop )getLayerDec( m_layerId-1 );
1367	#endif
1368	TComList<TComPic> cListPic = pcTDecTop->getListPic();
1369	pcSlice->setBaseColPic ( *cListPic, refLayerIdc );
1370	#endif
1371
1372	#if O0098_SCALED_REF_LAYER_ID
1373	const Window &scalEL = pcSlice->getSPS()->getScaledRefLayerWindowForLayer(pcSlice->getVPS()->getRefLayerId(m_layerId, refLayerIdc));
1374	#else
1375	const Window &scalEL = pcSlice->getSPS()->getScaledRefLayerWindow(refLayerIdc);
1376	#endif
1377
1378	Int widthBL = pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec()->getWidth();
1379	Int heightBL = pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec()->getHeight();
1380
1381	Int widthEL = pcPic->getPicYuvRec()->getWidth() - scalEL.getWindowLeftOffset() - scalEL.getWindowRightOffset();
1382	Int heightEL = pcPic->getPicYuvRec()->getHeight() - scalEL.getWindowTopOffset() - scalEL.getWindowBottomOffset();
1383
1384	g_mvScalingFactor[refLayerIdc][0] = widthEL == widthBL ? 4096 : Clip3(-4096, 4095, ((widthEL << 8) + (widthBL >> 1)) / widthBL);
1385	g_mvScalingFactor[refLayerIdc][1] = heightEL == heightBL ? 4096 : Clip3(-4096, 4095, ((heightEL << 8) + (heightBL >> 1)) / heightBL);
1386
1387	g_posScalingFactor[refLayerIdc][0] = ((widthBL << 16) + (widthEL >> 1)) / widthEL;
1388	g_posScalingFactor[refLayerIdc][1] = ((heightBL << 16) + (heightEL >> 1)) / heightEL;
1389
1390	#if SVC_UPSAMPLING
1391	if( pcPic->isSpatialEnhLayer(refLayerIdc) )
1392	{
1393	/*#if O0098_SCALED_REF_LAYER_ID
1394	Window &scalEL = pcSlice->getSPS()->getScaledRefLayerWindowForLayer(pcSlice->getVPS()->getRefLayerId(m_layerId, refLayerIdc));
1395	#else
1396	Window &scalEL = pcSlice->getSPS()->getScaledRefLayerWindow(refLayerIdc);
1397	#endif*/
1398	#if O0215_PHASE_ALIGNMENT
1399	#if O0194_JOINT_US_BITSHIFT
1400	m_cPrediction.upsampleBasePic( pcSlice, refLayerIdc, pcPic->getFullPelBaseRec(refLayerIdc), pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec(), pcPic->getPicYuvRec(), scalEL, pcSlice->getVPS()->getPhaseAlignFlag() );
1401	#else
1402	m_cPrediction.upsampleBasePic( refLayerIdc, pcPic->getFullPelBaseRec(refLayerIdc), pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec(), pcPic->getPicYuvRec(), scalEL, pcSlice->getVPS()->getPhaseAlignFlag() );
1403	#endif
1404	#else
1405	#if O0194_JOINT_US_BITSHIFT
1406	m_cPrediction.upsampleBasePic( pcSlice, refLayerIdc, pcPic->getFullPelBaseRec(refLayerIdc), pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec(), pcPic->getPicYuvRec(), scalEL );
1407	#else
1408	m_cPrediction.upsampleBasePic( refLayerIdc, pcPic->getFullPelBaseRec(refLayerIdc), pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec(), pcPic->getPicYuvRec(), scalEL );
1409	#endif
1410	#endif
1411	}
1412	else
1413	{
1414	pcPic->setFullPelBaseRec( refLayerIdc, pcSlice->getBaseColPic(refLayerIdc)->getPicYuvRec() );
1415	}
1416	pcSlice->setFullPelBaseRec ( refLayerIdc, pcPic->getFullPelBaseRec(refLayerIdc) );
1417	#endif
1418	}
1419	}
1420
1421	if( m_layerId > 0 && pcSlice->getActiveNumILRRefIdx() )
1422	{
1423	for( i = 0; i < pcSlice->getActiveNumILRRefIdx(); i++ )
1424	{
1425	UInt refLayerIdc = pcSlice->getInterLayerPredLayerIdc(i);
1426	#if AVC_BASE
1427	if( pcSlice->getVPS()->getRefLayerId( m_layerId, refLayerIdc ) == 0 && m_parameterSetManagerDecoder.getActiveVPS()->getAvcBaseLayerFlag() )
1428	{
1429	pcSlice->setBaseColPic ( refLayerIdc, *m_ppcTDecTop[0]->getListPic()->begin() );
1430	#if AVC_SYNTAX
1431	TComPic* pBLPic = pcSlice->getBaseColPic(refLayerIdc);
1432	if( pcSlice->getPOC() == 0 )
1433	{
1434	// initialize partition order.
1435	UInt* piTmp = &g_auiZscanToRaster[0];
1436	initZscanToRaster( pBLPic->getPicSym()->getMaxDepth() + 1, 1, 0, piTmp );
1437	initRasterToZscan( pBLPic->getPicSym()->getMaxCUWidth(), pBLPic->getPicSym()->getMaxCUHeight(), pBLPic->getPicSym()->getMaxDepth() + 1 );
1438	}
1439	pBLPic->getSlice( 0 )->initBaseLayerRPL( pcSlice );
1440	pBLPic->readBLSyntax( m_ppcTDecTop[0]->getBLSyntaxFile(), SYNTAX_BYTES );
1441	#endif
1442	}
1443	else
1444	{
1445	#if VPS_EXTN_DIRECT_REF_LAYERS
1446	TDecTop pcTDecTop = (TDecTop )getRefLayerDec( refLayerIdc );
1447	#else
1448	TDecTop pcTDecTop = (TDecTop )getLayerDec( m_layerId-1 );
1449	#endif
1450	TComList<TComPic> cListPic = pcTDecTop->getListPic();
1451	pcSlice->setBaseColPic ( *cListPic, refLayerIdc );
1452	}
1453	#else
1454	#if VPS_EXTN_DIRECT_REF_LAYERS
1455	TDecTop pcTDecTop = (TDecTop )getRefLayerDec( refLayerIdc );
1456	#else
1457	TDecTop pcTDecTop = (TDecTop )getLayerDec( m_layerId-1 );
1458	#endif
1459	TComList<TComPic> cListPic = pcTDecTop->getListPic();
1460	pcSlice->setBaseColPic ( *cListPic, refLayerIdc );
1461	#endif
1462
1463	pcSlice->setFullPelBaseRec ( refLayerIdc, pcPic->getFullPelBaseRec(refLayerIdc) );
1464	}
1465
1466	pcSlice->setILRPic( m_cIlpPic );
1467
1468	#if REF_IDX_MFM
1469	if( pcSlice->getMFMEnabledFlag() )
1470	{
1471	pcSlice->setRefPOCListILP(m_ppcTDecTop[m_layerId]->m_cIlpPic, pcSlice->getBaseColPic());
1472	}
1473	pcSlice->setRefPicList( m_cListPic, false, m_cIlpPic);
1474	}
1475	#if M0040_ADAPTIVE_RESOLUTION_CHANGE
1476	else if ( m_layerId > 0 )
1477	{
1478	pcSlice->setRefPicList( m_cListPic, false, NULL);
1479	}
1480	#endif
1481	#if MFM_ENCCONSTRAINT
1482	if( pcSlice->getMFMEnabledFlag() )
1483	{
1484	Int refLayerId = pcSlice->getRefPic( pcSlice->getSliceType() == B_SLICE ? ( RefPicList )( 1 - pcSlice->getColFromL0Flag() ) : REF_PIC_LIST_0 , pcSlice->getColRefIdx() )->getLayerId();
1485	if( refLayerId != pcSlice->getLayerId() )
1486	{
1487	TComPic* pColBasePic = pcSlice->getBaseColPic( *m_ppcTDecTop[refLayerId]->getListPic() );
1488	assert( pColBasePic->checkSameRefInfo() == true );
1489	}
1490	}
1491	#endif
1492	#endif
1493
1494	#if N0147_IRAP_ALIGN_FLAG
1495	if( m_layerId > 0 && pcSlice->getVPS()->getCrossLayerIrapAlignFlag() )
1496	{
1497	#if M0040_ADAPTIVE_RESOLUTION_CHANGE
1498	if( !pcSlice->getVPS()->getSingleLayerForNonIrapFlag() \|\| ( pcSlice->getVPS()->getSingleLayerForNonIrapFlag() && pcSlice->isIRAP() ) )
1499	#endif
1500	for(Int dependentLayerIdx = 0; dependentLayerIdx < pcSlice->getVPS()->getNumDirectRefLayers(m_layerId); dependentLayerIdx++)
1501	{
1502	TComList<TComPic> cListPic = getRefLayerDec( dependentLayerIdx )->getListPic();
1503	TComPic* refpicLayer = pcSlice->getRefPic(*cListPic, pcSlice->getPOC() );
1504	if(refpicLayer && pcSlice->isIRAP())
1505	{
1506	assert(pcSlice->getNalUnitType() == refpicLayer->getSlice(0)->getNalUnitType());
1507	}
1508	}
1509	}
1510	#endif
1511	#endif //SVC_EXTENSION
1512
1513	// For generalized B
1514	// note: maybe not existed case (always L0 is copied to L1 if L1 is empty)
1515	if (pcSlice->isInterB() && pcSlice->getNumRefIdx(REF_PIC_LIST_1) == 0)
1516	{
1517	Int iNumRefIdx = pcSlice->getNumRefIdx(REF_PIC_LIST_0);
1518	pcSlice->setNumRefIdx ( REF_PIC_LIST_1, iNumRefIdx );
1519
1520	for (Int iRefIdx = 0; iRefIdx < iNumRefIdx; iRefIdx++)
1521	{
1522	pcSlice->setRefPic(pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx), REF_PIC_LIST_1, iRefIdx);
1523	}
1524	}
1525	if (!pcSlice->isIntra())
1526	{
1527	Bool bLowDelay = true;
1528	Int iCurrPOC = pcSlice->getPOC();
1529	Int iRefIdx = 0;
1530
1531	for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_0) && bLowDelay; iRefIdx++)
1532	{
1533	if ( pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx)->getPOC() > iCurrPOC )
1534	{
1535	bLowDelay = false;
1536	}
1537	}
1538	if (pcSlice->isInterB())
1539	{
1540	for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_1) && bLowDelay; iRefIdx++)
1541	{
1542	if ( pcSlice->getRefPic(REF_PIC_LIST_1, iRefIdx)->getPOC() > iCurrPOC )
1543	{
1544	bLowDelay = false;
1545	}
1546	}
1547	}
1548
1549	pcSlice->setCheckLDC(bLowDelay);
1550	}
1551
1552	//---------------
1553	pcSlice->setRefPOCList();
1554	}
1555
1556	pcPic->setCurrSliceIdx(m_uiSliceIdx);
1557	if(pcSlice->getSPS()->getScalingListFlag())
1558	{
1559	pcSlice->setScalingList ( pcSlice->getSPS()->getScalingList() );
1560	if(pcSlice->getPPS()->getScalingListPresentFlag())
1561	{
1562	pcSlice->setScalingList ( pcSlice->getPPS()->getScalingList() );
1563	}
1564	#if SCALINGLIST_INFERRING
1565	if( m_layerId == 0 \|\| ( m_layerId > 0 && !pcSlice->getPPS()->getInferScalingListFlag() && !pcSlice->getSPS()->getInferScalingListFlag() ) )
1566	#endif
1567	if(!pcSlice->getPPS()->getScalingListPresentFlag() && !pcSlice->getSPS()->getScalingListPresentFlag())
1568	{
1569	pcSlice->setDefaultScalingList();
1570	}
1571	m_cTrQuant.setScalingListDec(pcSlice->getScalingList());
1572	m_cTrQuant.setUseScalingList(true);
1573	}
1574	else
1575	{
1576	m_cTrQuant.setFlatScalingList();
1577	m_cTrQuant.setUseScalingList(false);
1578	}
1579
1580	// Decode a picture
1581	m_cGopDecoder.decompressSlice(nalu.m_Bitstream, pcPic);
1582
1583	m_bFirstSliceInPicture = false;
1584	m_uiSliceIdx++;
1585
1586	return false;
1587	}
1588
1589	Void TDecTop::xDecodeVPS()
1590	{
1591	TComVPS* vps = new TComVPS();
1592
1593	m_cEntropyDecoder.decodeVPS( vps );
1594	m_parameterSetManagerDecoder.storePrefetchedVPS(vps);
1595	}
1596
1597	Void TDecTop::xDecodeSPS()
1598	{
1599	TComSPS* sps = new TComSPS();
1600	#if SVC_EXTENSION
1601	sps->setLayerId(m_layerId);
1602	m_cEntropyDecoder.decodeSPS( sps, &m_parameterSetManagerDecoder );
1603	m_parameterSetManagerDecoder.storePrefetchedSPS(sps);
1604	#if !REPN_FORMAT_IN_VPS // ILRP can only be initialized at activation
1605	if(m_numLayer>0)
1606	{
1607	xInitILRP(sps);
1608	}
1609	#endif
1610	#else //SVC_EXTENSION
1611	m_cEntropyDecoder.decodeSPS( sps );
1612	m_parameterSetManagerDecoder.storePrefetchedSPS(sps);
1613	#endif //SVC_EXTENSION
1614	}
1615
1616	Void TDecTop::xDecodePPS()
1617	{
1618	TComPPS* pps = new TComPPS();
1619
1620	#if SCALINGLIST_INFERRING
1621	pps->setLayerId( m_layerId );
1622	#endif
1623
1624	m_cEntropyDecoder.decodePPS( pps );
1625	m_parameterSetManagerDecoder.storePrefetchedPPS( pps );
1626
1627	if( pps->getDependentSliceSegmentsEnabledFlag() )
1628	{
1629	Int NumCtx = pps->getEntropyCodingSyncEnabledFlag()?2:1;
1630	m_cSliceDecoder.initCtxMem(NumCtx);
1631	for ( UInt st = 0; st < NumCtx; st++ )
1632	{
1633	TDecSbac* ctx = NULL;
1634	ctx = new TDecSbac;
1635	ctx->init( &m_cBinCABAC );
1636	m_cSliceDecoder.setCtxMem( ctx, st );
1637	}
1638	}
1639	}
1640
1641	Void TDecTop::xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType )
1642	{
1643	#if SVC_EXTENSION
1644	if(nalUnitType == NAL_UNIT_SUFFIX_SEI)
1645	{
1646	#if RANDOM_ACCESS_SEI_FIX
1647	if (m_prevSliceSkipped) // No need to decode SEI messages of a skipped access unit
1648	{
1649	return;
1650	}
1651	#endif
1652	#if LAYERS_NOT_PRESENT_SEI
1653	m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveVPS(), m_parameterSetManagerDecoder.getActiveSPS() );
1654	#else
1655	m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1656	#endif
1657	}
1658	else
1659	{
1660	#if LAYERS_NOT_PRESENT_SEI
1661	m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveVPS(), m_parameterSetManagerDecoder.getActiveSPS() );
1662	#else
1663	m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1664	#endif
1665	SEIMessages activeParamSets = getSeisByType(m_SEIs, SEI::ACTIVE_PARAMETER_SETS);
1666	if (activeParamSets.size()>0)
1667	{
1668	SEIActiveParameterSets seiAps = (SEIActiveParameterSets)(*activeParamSets.begin());
1669	m_parameterSetManagerDecoder.applyPrefetchedPS();
1670	assert(seiAps->activeSeqParamSetId.size()>0);
1671	if( !m_parameterSetManagerDecoder.activateSPSWithSEI( seiAps->activeSeqParamSetId[0] ) )
1672	{
1673	printf ("Warning SPS activation with Active parameter set SEI failed");
1674	}
1675	}
1676	}
1677	#else
1678	if(nalUnitType == NAL_UNIT_SUFFIX_SEI)
1679	{
1680	#if LAYERS_NOT_PRESENT_SEI
1681	m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveVPS(), m_parameterSetManagerDecoder.getActiveSPS() );
1682	#else
1683	m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1684	#endif
1685	}
1686	else
1687	{
1688	#if LAYERS_NOT_PRESENT_SEI
1689	m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveVPS(), m_parameterSetManagerDecoder.getActiveSPS() );
1690	#else
1691	m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() );
1692	#endif
1693	SEIMessages activeParamSets = getSeisByType(m_SEIs, SEI::ACTIVE_PARAMETER_SETS);
1694	if (activeParamSets.size()>0)
1695	{
1696	SEIActiveParameterSets seiAps = (SEIActiveParameterSets)(*activeParamSets.begin());
1697	m_parameterSetManagerDecoder.applyPrefetchedPS();
1698	assert(seiAps->activeSeqParamSetId.size()>0);
1699	if (! m_parameterSetManagerDecoder.activateSPSWithSEI(seiAps->activeSeqParamSetId[0] ))
1700	{
1701	printf ("Warning SPS activation with Active parameter set SEI failed");
1702	}
1703	}
1704	}
1705	#endif
1706	}
1707
1708	#if SVC_EXTENSION
1709	Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC)
1710	#else
1711	Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay)
1712	#endif
1713	{
1714	// Initialize entropy decoder
1715	m_cEntropyDecoder.setEntropyDecoder (&m_cCavlcDecoder);
1716	m_cEntropyDecoder.setBitstream (nalu.m_Bitstream);
1717
1718	#if O0137_MAX_LAYERID
1719	// ignore any NAL units with nuh_layer_id == 63
1720	if (nalu.m_layerId == 63 )
1721	{
1722	return false;
1723	}
1724	#endif
1725	switch (nalu.m_nalUnitType)
1726	{
1727	case NAL_UNIT_VPS:
1728	#if VPS_NUH_LAYER_ID
1729	assert( nalu.m_layerId == 0 ); // Non-conforming bitstream. The value of nuh_layer_id of VPS NAL unit shall be equal to 0.
1730	#endif
1731	xDecodeVPS();
1732	#if AVC_BASE
1733	if( m_parameterSetManagerDecoder.getPrefetchedVPS(0)->getAvcBaseLayerFlag() )
1734	{
1735	if( !m_ppcTDecTop[0]->getBLReconFile()->good() )
1736	{
1737	printf( "Base layer YUV input reading error\n" );
1738	exit(EXIT_FAILURE);
1739	}
1740	#if AVC_SYNTAX
1741	if( !m_ppcTDecTop[0]->getBLSyntaxFile()->good() )
1742	{
1743	printf( "Base layer syntax input reading error\n" );
1744	exit(EXIT_FAILURE);
1745	}
1746	#endif
1747	}
1748	else
1749	{
1750	TComList<TComPic> cListPic = m_ppcTDecTop[0]->getListPic();
1751	cListPic->clear();
1752	}
1753	#endif
1754	return false;
1755
1756	case NAL_UNIT_SPS:
1757	xDecodeSPS();
1758	#if AVC_BASE
1759	if( m_parameterSetManagerDecoder.getPrefetchedVPS(0)->getAvcBaseLayerFlag() )
1760	{
1761	TComPic* pBLPic = (*m_ppcTDecTop[0]->getListPic()->begin());
1762	if( nalu.m_layerId == 1 && pBLPic->getPicYuvRec() == NULL )
1763	{
1764	// using EL SPS with spsId = 1
1765	TComSPS* sps = m_parameterSetManagerDecoder.getPrefetchedSPS(1);
1766	Int numReorderPics[MAX_TLAYER];
1767	Window &conformanceWindow = sps->getConformanceWindow();
1768	Window defaultDisplayWindow = sps->getVuiParametersPresentFlag() ? sps->getVuiParameters()->getDefaultDisplayWindow() : Window();
1769	#if AUXILIARY_PICTURES
1770	#if SVC_UPSAMPLING
1771	#if AVC_SYNTAX
1772	pBLPic->create( m_ppcTDecTop[0]->getBLWidth(), m_ppcTDecTop[0]->getBLHeight(), sps->getChromaFormatIdc(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth(), conformanceWindow, defaultDisplayWindow, numReorderPics, sps, true);
1773	#else
1774	pBLPic->create( m_ppcTDecTop[0]->getBLWidth(), m_ppcTDecTop[0]->getBLHeight(), sps->getChromaFormatIdc(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth(), conformanceWindow, defaultDisplayWindow, numReorderPics, NULL, true);
1775	#endif
1776	#else
1777	pBLPic->create( m_ppcTDecTop[0]->getBLWidth(), m_ppcTDecTop[0]->getBLHeight(), sps->getChromaFormatIdc(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth(), onformanceWindow, defaultDisplayWindow, numReorderPics, true);
1778	#endif
1779	#else
1780	#if SVC_UPSAMPLING
1781	#if AVC_SYNTAX
1782	pBLPic->create( m_ppcTDecTop[0]->getBLWidth(), m_ppcTDecTop[0]->getBLHeight(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth(), conformanceWindow, defaultDisplayWindow, numReorderPics, sps, true);
1783	#else
1784	pBLPic->create( m_ppcTDecTop[0]->getBLWidth(), m_ppcTDecTop[0]->getBLHeight(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth(), conformanceWindow, defaultDisplayWindow, numReorderPics, NULL, true);
1785	#endif
1786	#else
1787	pBLPic->create( m_ppcTDecTop[0]->getBLWidth(), m_ppcTDecTop[0]->getBLHeight(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth(), onformanceWindow, defaultDisplayWindow, numReorderPics, true);
1788	#endif
1789	#endif
1790
1791	#if O0194_DIFFERENT_BITDEPTH_EL_BL
1792	// set AVC BL bit depth, can be an input parameter from the command line
1793	g_bitDepthYLayer[0] = 8;
1794	g_bitDepthCLayer[0] = 8;
1795	#endif
1796	}
1797	}
1798	#endif
1799	return false;
1800
1801	case NAL_UNIT_PPS:
1802	xDecodePPS();
1803	return false;
1804
1805	case NAL_UNIT_PREFIX_SEI:
1806	case NAL_UNIT_SUFFIX_SEI:
1807	xDecodeSEI( nalu.m_Bitstream, nalu.m_nalUnitType );
1808	return false;
1809
1810	case NAL_UNIT_CODED_SLICE_TRAIL_R:
1811	case NAL_UNIT_CODED_SLICE_TRAIL_N:
1812	case NAL_UNIT_CODED_SLICE_TSA_R:
1813	case NAL_UNIT_CODED_SLICE_TSA_N:
1814	case NAL_UNIT_CODED_SLICE_STSA_R:
1815	case NAL_UNIT_CODED_SLICE_STSA_N:
1816	case NAL_UNIT_CODED_SLICE_BLA_W_LP:
1817	case NAL_UNIT_CODED_SLICE_BLA_W_RADL:
1818	case NAL_UNIT_CODED_SLICE_BLA_N_LP:
1819	case NAL_UNIT_CODED_SLICE_IDR_W_RADL:
1820	case NAL_UNIT_CODED_SLICE_IDR_N_LP:
1821	case NAL_UNIT_CODED_SLICE_CRA:
1822	case NAL_UNIT_CODED_SLICE_RADL_N:
1823	case NAL_UNIT_CODED_SLICE_RADL_R:
1824	case NAL_UNIT_CODED_SLICE_RASL_N:
1825	case NAL_UNIT_CODED_SLICE_RASL_R:
1826	#if SVC_EXTENSION
1827	return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay, curLayerId, bNewPOC);
1828	#else
1829	return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay);
1830	#endif
1831	break;
1832
1833	case NAL_UNIT_EOS:
1834	m_associatedIRAPType = NAL_UNIT_INVALID;
1835	m_pocCRA = 0;
1836	m_pocRandomAccess = MAX_INT;
1837	m_prevPOC = MAX_INT;
1838	m_bFirstSliceInPicture = true;
1839	m_bFirstSliceInSequence = true;
1840	m_prevSliceSkipped = false;
1841	m_skippedPOC = 0;
1842	return false;
1843
1844	case NAL_UNIT_ACCESS_UNIT_DELIMITER:
1845	// TODO: process AU delimiter
1846	return false;
1847
1848	case NAL_UNIT_EOB:
1849	#if P0130_EOB
1850	//Check layer id of the nalu. if it is not 0, give a warning message.
1851	if (nalu.m_layerId > 0)
1852	{
1853	printf( "\n\nThis bitstream is ended with EOB NALU that has layer id greater than 0\n" );
1854	}
1855	#endif
1856	return false;
1857
1858
1859	case NAL_UNIT_RESERVED_VCL_N10:
1860	case NAL_UNIT_RESERVED_VCL_R11:
1861	case NAL_UNIT_RESERVED_VCL_N12:
1862	case NAL_UNIT_RESERVED_VCL_R13:
1863	case NAL_UNIT_RESERVED_VCL_N14:
1864	case NAL_UNIT_RESERVED_VCL_R15:
1865
1866	case NAL_UNIT_RESERVED_IRAP_VCL22:
1867	case NAL_UNIT_RESERVED_IRAP_VCL23:
1868
1869	case NAL_UNIT_RESERVED_VCL24:
1870	case NAL_UNIT_RESERVED_VCL25:
1871	case NAL_UNIT_RESERVED_VCL26:
1872	case NAL_UNIT_RESERVED_VCL27:
1873	case NAL_UNIT_RESERVED_VCL28:
1874	case NAL_UNIT_RESERVED_VCL29:
1875	case NAL_UNIT_RESERVED_VCL30:
1876	case NAL_UNIT_RESERVED_VCL31:
1877
1878	case NAL_UNIT_FILLER_DATA:
1879	case NAL_UNIT_RESERVED_NVCL41:
1880	case NAL_UNIT_RESERVED_NVCL42:
1881	case NAL_UNIT_RESERVED_NVCL43:
1882	case NAL_UNIT_RESERVED_NVCL44:
1883	case NAL_UNIT_RESERVED_NVCL45:
1884	case NAL_UNIT_RESERVED_NVCL46:
1885	case NAL_UNIT_RESERVED_NVCL47:
1886	case NAL_UNIT_UNSPECIFIED_48:
1887	case NAL_UNIT_UNSPECIFIED_49:
1888	case NAL_UNIT_UNSPECIFIED_50:
1889	case NAL_UNIT_UNSPECIFIED_51:
1890	case NAL_UNIT_UNSPECIFIED_52:
1891	case NAL_UNIT_UNSPECIFIED_53:
1892	case NAL_UNIT_UNSPECIFIED_54:
1893	case NAL_UNIT_UNSPECIFIED_55:
1894	case NAL_UNIT_UNSPECIFIED_56:
1895	case NAL_UNIT_UNSPECIFIED_57:
1896	case NAL_UNIT_UNSPECIFIED_58:
1897	case NAL_UNIT_UNSPECIFIED_59:
1898	case NAL_UNIT_UNSPECIFIED_60:
1899	case NAL_UNIT_UNSPECIFIED_61:
1900	case NAL_UNIT_UNSPECIFIED_62:
1901	case NAL_UNIT_UNSPECIFIED_63:
1902
1903	default:
1904	assert (0);
1905	}
1906
1907	return false;
1908	}
1909
1910	/** Function for checking if picture should be skipped because of association with a previous BLA picture
1911	* \param iPOCLastDisplay POC of last picture displayed
1912	* \returns true if the picture should be skipped
1913	* This function skips all TFD pictures that follow a BLA picture
1914	* in decoding order and precede it in output order.
1915	*/
1916	Bool TDecTop::isSkipPictureForBLA(Int& iPOCLastDisplay)
1917	{
1918	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) &&
1919	m_apcSlicePilot->getPOC() < m_pocCRA && (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R \|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N))
1920	{
1921	iPOCLastDisplay++;
1922	return true;
1923	}
1924	return false;
1925	}
1926
1927	/** Function for checking if picture should be skipped because of random access
1928	* \param iSkipFrame skip frame counter
1929	* \param iPOCLastDisplay POC of last picture displayed
1930	* \returns true if the picture shold be skipped in the random access.
1931	* This function checks the skipping of pictures in the case of -s option random access.
1932	* All pictures prior to the random access point indicated by the counter iSkipFrame are skipped.
1933	* It also checks the type of Nal unit type at the random access point.
1934	* 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.
1935	* If the random access point is IDR all pictures after the random access point are decoded.
1936	* If the random access point is none of the above, a warning is issues, and decoding of pictures with POC
1937	* equal to or greater than the random access point POC is attempted. For non IDR/CRA/BLA random
1938	* access point there is no guarantee that the decoder will not crash.
1939	*/
1940	Bool TDecTop::isRandomAccessSkipPicture(Int& iSkipFrame, Int& iPOCLastDisplay)
1941	{
1942	if (iSkipFrame)
1943	{
1944	iSkipFrame--; // decrement the counter
1945	return true;
1946	}
1947	else if (m_pocRandomAccess == MAX_INT) // start of random access point, m_pocRandomAccess has not been set yet.
1948	{
1949	if ( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA
1950	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP
1951	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP
1952	\|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL )
1953	{
1954	// set the POC random access since we need to skip the reordered pictures in the case of CRA/CRANT/BLA/BLANT.
1955	m_pocRandomAccess = m_apcSlicePilot->getPOC();
1956	}
1957	else if ( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL \|\| m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP )
1958	{
1959	m_pocRandomAccess = -MAX_INT; // no need to skip the reordered pictures in IDR, they are decodable.
1960	}
1961	else
1962	{
1963	static Bool warningMessage = false;
1964	if(!warningMessage)
1965	{
1966	printf("\nWarning: this is not a valid random access point and the data is discarded until the first CRA picture");
1967	warningMessage = true;
1968	}
1969	return true;
1970	}
1971	}
1972	// skip the reordered pictures, if necessary
1973	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))
1974	{
1975	iPOCLastDisplay++;
1976	return true;
1977	}
1978	// if we reach here, then the picture is not skipped.
1979	return false;
1980	}
1981
1982	#if SVC_EXTENSION
1983	#if VPS_EXTN_DIRECT_REF_LAYERS
1984	TDecTop* TDecTop::getRefLayerDec( UInt refLayerIdc )
1985	{
1986	TComVPS* vps = m_parameterSetManagerDecoder.getActiveVPS();
1987	if( vps->getNumDirectRefLayers( m_layerId ) <= 0 )
1988	{
1989	return (TDecTop *)getLayerDec( 0 );
1990	}
1991
1992	return (TDecTop *)getLayerDec( vps->getRefLayerId( m_layerId, refLayerIdc ) );
1993	}
1994	#endif
1995
1996	#if VPS_EXTN_DIRECT_REF_LAYERS
1997	Void TDecTop::setRefLayerParams( TComVPS* vps )
1998	{
1999	for(UInt layer = 0; layer < m_numLayer; layer++)
2000	{
2001	TDecTop decTop = (TDecTop )getLayerDec(layer);
2002	decTop->setNumSamplePredRefLayers(0);
2003	decTop->setNumMotionPredRefLayers(0);
2004	decTop->setNumDirectRefLayers(0);
2005	for(Int i = 0; i < MAX_VPS_LAYER_ID_PLUS1; i++)
2006	{
2007	decTop->setSamplePredEnabledFlag(i, false);
2008	decTop->setMotionPredEnabledFlag(i, false);
2009	decTop->setSamplePredRefLayerId(i, 0);
2010	decTop->setMotionPredRefLayerId(i, 0);
2011	}
2012	for(Int j = 0; j < layer; j++)
2013	{
2014	if (vps->getDirectDependencyFlag(layer, j))
2015	{
2016	decTop->setRefLayerId(decTop->getNumDirectRefLayers(), vps->getLayerIdInNuh(layer));
2017	decTop->setNumDirectRefLayers(decTop->getNumDirectRefLayers() + 1);
2018
2019	Int samplePredEnabledFlag = (vps->getDirectDependencyType(layer, j) + 1) & 1;
2020	decTop->setSamplePredEnabledFlag(j, samplePredEnabledFlag == 1 ? true : false);
2021	decTop->setNumSamplePredRefLayers(decTop->getNumSamplePredRefLayers() + samplePredEnabledFlag);
2022
2023	Int motionPredEnabledFlag = ((vps->getDirectDependencyType(layer, j) + 1) & 2) >> 1;
2024	decTop->setMotionPredEnabledFlag(j, motionPredEnabledFlag == 1 ? true : false);
2025	decTop->setNumMotionPredRefLayers(decTop->getNumMotionPredRefLayers() + motionPredEnabledFlag);
2026	}
2027	}
2028	}
2029	for ( Int i = 1, mIdx = 0, sIdx = 0; i < m_numLayer; i++ )
2030	{
2031	Int iNuhLId = vps->getLayerIdInNuh(i);
2032	TDecTop decTop = (TDecTop )getLayerDec(iNuhLId);
2033	for ( Int j = 0; j < i; j++ )
2034	{
2035	if (decTop->getMotionPredEnabledFlag(j))
2036	{
2037	decTop->setMotionPredRefLayerId(mIdx++, vps->getLayerIdInNuh(j));
2038	}
2039	if (decTop->getSamplePredEnabledFlag(j))
2040	{
2041	decTop->setSamplePredRefLayerId(sIdx++, vps->getLayerIdInNuh(j));
2042	}
2043	}
2044	}
2045	}
2046
2047	#endif
2048
2049	#if OUTPUT_LAYER_SET_INDEX
2050	Void TDecTop::checkValueOfTargetOutputLayerSetIdx(TComVPS *vps)
2051	{
2052	CommonDecoderParams* params = this->getCommonDecoderParams();
2053
2054	assert( params->getTargetLayerId() < vps->getMaxLayers() );
2055
2056	if( params->getValueCheckedFlag() )
2057	{
2058	return; // Already checked
2059	}
2060	if( params->getTargetOutputLayerSetIdx() == -1 ) // Output layer set index not specified
2061	{
2062	Bool layerSetMatchFound = false;
2063	// Output layer set index not assigned.
2064	// Based on the value of targetLayerId, check if any of the output layer matches
2065	// Currently, the target layer ID in the encoder assumes that all the layers are decoded
2066	// Check if any of the output layer sets match this description
2067	for(Int i = 0; i < vps->getNumOutputLayerSets(); i++)
2068	{
2069	Bool layerSetMatchFlag = true;
2070	Int layerSetIdx = vps->getOutputLayerSetIdx( i );
2071	if( vps->getNumLayersInIdList( layerSetIdx ) == params->getTargetLayerId() + 1 )
2072	{
2073	for(Int j = 0; j < vps->getNumLayersInIdList( layerSetIdx ); j++)
2074	{
2075	if( vps->getLayerSetLayerIdList( layerSetIdx, j ) != j )
2076	{
2077	layerSetMatchFlag = false;
2078	break;
2079	}
2080	}
2081	}
2082	else
2083	{
2084	layerSetMatchFlag = false;
2085	}
2086
2087	if( layerSetMatchFlag ) // Potential output layer set candidate found
2088	{
2089	// If target dec layer ID list is also included - check if they match
2090	if( params->getTargetDecLayerIdSet() )
2091	{
2092	if( params->getTargetDecLayerIdSet()->size() )
2093	{
2094	for(Int j = 0; j < vps->getNumLayersInIdList( layerSetIdx ); j++)
2095	{
2096	if( *(params->getTargetDecLayerIdSet()->begin() + j) != vps->getLayerIdInNuh(vps->getLayerSetLayerIdList( layerSetIdx, j )))
2097	{
2098	layerSetMatchFlag = false;
2099	}
2100	}
2101	}
2102	}
2103	if( layerSetMatchFlag ) // The target dec layer ID list also matches, if present
2104	{
2105	// Match found
2106	layerSetMatchFound = true;
2107	params->setTargetOutputLayerSetIdx( i );
2108	params->setValueCheckedFlag( true );
2109	break;
2110	}
2111	}
2112	}
2113	assert( layerSetMatchFound ); // No output layer set matched the value of either targetLayerId or targetdeclayerIdlist
2114	}
2115	else // Output layer set index is assigned - check if the values match
2116	{
2117	// Check if the target decoded layer is the highest layer in the list
2118	assert( params->getTargetOutputLayerSetIdx() < vps->getNumLayerSets() );
2119	Int layerSetIdx = vps->getOutputLayerSetIdx( params->getTargetOutputLayerSetIdx() ); // Index to the layer set
2120	assert( params->getTargetLayerId() == vps->getNumLayersInIdList( layerSetIdx ) - 1);
2121
2122	Bool layerSetMatchFlag = true;
2123	for(Int j = 0; j < vps->getNumLayersInIdList( layerSetIdx ); j++)
2124	{
2125	if( vps->getLayerSetLayerIdList( layerSetIdx, j ) != j )
2126	{
2127	layerSetMatchFlag = false;
2128	break;
2129	}
2130	}
2131
2132	assert(layerSetMatchFlag); // Signaled output layer set index does not match targetOutputLayerId.
2133
2134	// Check if the targetdeclayerIdlist matches the output layer set
2135	if( params->getTargetDecLayerIdSet() )
2136	{
2137	if( params->getTargetDecLayerIdSet()->size() )
2138	{
2139	for(Int i = 0; i < vps->getNumLayersInIdList( layerSetIdx ); i++)
2140	{
2141	assert( *(params->getTargetDecLayerIdSet()->begin() + i) == vps->getLayerIdInNuh(vps->getLayerSetLayerIdList( layerSetIdx, i )));
2142	}
2143	}
2144	}
2145	params->setValueCheckedFlag( true );
2146
2147	}
2148	}
2149	#endif
2150	#if RESOLUTION_BASED_DPB
2151	Void TDecTop::assignSubDpbs(TComVPS *vps)
2152	{
2153	if( m_subDpbIdx == -1 ) // Sub-DPB index is not already assigned
2154	{
2155	Int lsIdx = vps->getOutputLayerSetIdx( getCommonDecoderParams()->getTargetOutputLayerSetIdx() );
2156
2157	Int layerIdx = vps->findLayerIdxInLayerSet( lsIdx, getLayerId() );
2158	assert( layerIdx != -1 ); // Current layer should be found in the layer set.
2159
2160	// Copy from the active VPS based on the layer ID.
2161	m_subDpbIdx = vps->getSubDpbAssigned( lsIdx, layerIdx );
2162	}
2163	}
2164	#endif
2165	#endif //SVC_EXTENSION
2166	//! \}

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source: SHVCSoftware/branches/SHM-5.0-dev/source/Lib/TLibDecoder/TDecTop.cpp @ 1439

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