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SEIread.cpp @ 1014

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Last change on this file since 1014 was 916, checked in by seregin, 10 years ago
initial porting
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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	/**
35	\file SEIread.cpp
36	\brief reading funtionality for SEI messages
37	*/
38
39	#include "TLibCommon/CommonDef.h"
40	#include "TLibCommon/TComBitStream.h"
41	#include "TLibCommon/SEI.h"
42	#include "TLibCommon/TComSlice.h"
43	#include "SyntaxElementParser.h"
44	#include "SEIread.h"
45	#include "TLibCommon/TComPicYuv.h"
46	#include <iomanip>
47
48
49	//! \ingroup TLibDecoder
50	//! \{
51
52
53	#if ENC_DEC_TRACE
54	Void xTraceSEIHeader()
55	{
56	fprintf( g_hTrace, "=========== SEI message ===========\n");
57	}
58
59	Void xTraceSEIMessageType(SEI::PayloadType payloadType)
60	{
61	fprintf( g_hTrace, "=========== %s SEI message ===========\n", SEI::getSEIMessageString(payloadType));
62	}
63	#endif
64
65	Void SEIReader::sei_read_code(std::ostream pOS, UInt uiLength, UInt& ruiCode, const Char pSymbolName)
66	{
67	READ_CODE(uiLength, ruiCode, pSymbolName);
68	if (pOS) (*pOS) << " " << std::setw(55) << pSymbolName << ": " << ruiCode << "\n";
69	}
70
71	Void SEIReader::sei_read_uvlc(std::ostream pOS, UInt& ruiCode, const Char pSymbolName)
72	{
73	READ_UVLC(ruiCode, pSymbolName);
74	if (pOS) (*pOS) << " " << std::setw(55) << pSymbolName << ": " << ruiCode << "\n";
75	}
76
77	Void SEIReader::sei_read_svlc(std::ostream pOS, Int& ruiCode, const Char pSymbolName)
78	{
79	READ_SVLC(ruiCode, pSymbolName);
80	if (pOS) (*pOS) << " " << std::setw(55) << pSymbolName << ": " << ruiCode << "\n";
81	}
82
83	Void SEIReader::sei_read_flag(std::ostream pOS, UInt& ruiCode, const Char pSymbolName)
84	{
85	READ_FLAG(ruiCode, pSymbolName);
86	if (pOS) (*pOS) << " " << std::setw(55) << pSymbolName << ": " << (ruiCode?1:0) << "\n";
87	}
88
89	static inline Void output_sei_message_header(SEI &sei, std::ostream *pDecodedMessageOutputStream, UInt payloadSize)
90	{
91	if (pDecodedMessageOutputStream)
92	{
93	std::string seiMessageHdr(SEI::getSEIMessageString(sei.payloadType())); seiMessageHdr+=" SEI message";
94	(*pDecodedMessageOutputStream) << std::setfill('-') << std::setw(seiMessageHdr.size()) << "-" << std::setfill(' ') << "\n" << seiMessageHdr << "\n";
95	}
96	}
97
98	#undef READ_CODE
99	#undef READ_SVLC
100	#undef READ_UVLC
101	#undef READ_FLAG
102
103
104	/**
105	* unmarshal a single SEI message from bitstream bs
106	*/
107	#if LAYERS_NOT_PRESENT_SEI
108	Void SEIReader::parseSEImessage(TComInputBitstream* bs, SEIMessages& seis, const NalUnitType nalUnitType, TComVPS vps, TComSPS sps, std::ostream *pDecodedMessageOutputStream)
109	#else
110	Void SEIReader::parseSEImessage(TComInputBitstream* bs, SEIMessages& seis, const NalUnitType nalUnitType, TComSPS sps, std::ostream pDecodedMessageOutputStream)
111	#endif
112	{
113	setBitstream(bs);
114
115	assert(!m_pcBitstream->getNumBitsUntilByteAligned());
116	do
117	{
118	#if LAYERS_NOT_PRESENT_SEI
119	xReadSEImessage(seis, nalUnitType, vps, sps, pDecodedMessageOutputStream);
120	#else
121	xReadSEImessage(seis, nalUnitType, sps, pDecodedMessageOutputStream);
122	#endif
123	/* SEI messages are an integer number of bytes, something has failed
124	* in the parsing if bitstream not byte-aligned */
125	assert(!m_pcBitstream->getNumBitsUntilByteAligned());
126	} while (m_pcBitstream->getNumBitsLeft() > 8);
127
128	UInt rbspTrailingBits;
129	sei_read_code(NULL, 8, rbspTrailingBits, "rbsp_trailing_bits");
130	assert(rbspTrailingBits == 0x80);
131	}
132
133	#if O0164_MULTI_LAYER_HRD
134	#if LAYERS_NOT_PRESENT_SEI
135	Void SEIReader::xReadSEImessage(SEIMessages& seis, const NalUnitType nalUnitType, TComVPS vps, TComSPS sps, std::ostream pDecodedMessageOutputStream, const SEIScalableNesting nestingSei, const SEIBspNesting *bspNestingSei)
136	#else
137	Void SEIReader::xReadSEImessage(SEIMessages& seis, const NalUnitType nalUnitType, TComSPS sps, std::ostream pDecodedMessageOutputStream, const SEIScalableNesting *nestingSei)
138	#endif
139	#else
140	#if LAYERS_NOT_PRESENT_SEI
141	Void SEIReader::xReadSEImessage(SEIMessages& seis, const NalUnitType nalUnitType, TComVPS vps, TComSPS sps, std::ostream *pDecodedMessageOutputStream)
142	#else
143	Void SEIReader::xReadSEImessage(SEIMessages& seis, const NalUnitType nalUnitType, TComSPS sps, std::ostream pDecodedMessageOutputStream)
144	#endif
145	#endif
146	{
147	#if ENC_DEC_TRACE
148	xTraceSEIHeader();
149	#endif
150	Int payloadType = 0;
151	UInt val = 0;
152
153	do
154	{
155	sei_read_code(NULL, 8, val, "payload_type");
156	payloadType += val;
157	} while (val==0xFF);
158
159	UInt payloadSize = 0;
160	do
161	{
162	sei_read_code(NULL, 8, val, "payload_size");
163	payloadSize += val;
164	} while (val==0xFF);
165
166	#if ENC_DEC_TRACE
167	xTraceSEIMessageType((SEI::PayloadType)payloadType);
168	#endif
169
170	/* extract the payload for this single SEI message.
171	* This allows greater safety in erroneous parsing of an SEI message
172	* from affecting subsequent messages.
173	* After parsing the payload, bs needs to be restored as the primary
174	* bitstream.
175	*/
176	TComInputBitstream *bs = getBitstream();
177	setBitstream(bs->extractSubstream(payloadSize * 8));
178
179	SEI *sei = NULL;
180
181	if(nalUnitType == NAL_UNIT_PREFIX_SEI)
182	{
183	switch (payloadType)
184	{
185	case SEI::USER_DATA_UNREGISTERED:
186	sei = new SEIuserDataUnregistered;
187	xParseSEIuserDataUnregistered((SEIuserDataUnregistered&) *sei, payloadSize, pDecodedMessageOutputStream);
188	break;
189	case SEI::ACTIVE_PARAMETER_SETS:
190	sei = new SEIActiveParameterSets;
191	xParseSEIActiveParameterSets((SEIActiveParameterSets&) *sei, payloadSize, pDecodedMessageOutputStream);
192	break;
193	case SEI::DECODING_UNIT_INFO:
194	if (!sps)
195	{
196	printf ("Warning: Found Decoding unit SEI message, but no active SPS is available. Ignoring.");
197	}
198	else
199	{
200	sei = new SEIDecodingUnitInfo;
201	#if VPS_VUI_BSP_HRD_PARAMS
202	xParseSEIDecodingUnitInfo((SEIDecodingUnitInfo&) *sei, payloadSize, sps, nestingSei, bspNestingSei, vps, pDecodedMessageOutputStream);
203	#else
204	xParseSEIDecodingUnitInfo((SEIDecodingUnitInfo&) *sei, payloadSize, sps, pDecodedMessageOutputStream);
205	#endif
206	}
207	break;
208	case SEI::BUFFERING_PERIOD:
209	if (!sps)
210	{
211	printf ("Warning: Found Buffering period SEI message, but no active SPS is available. Ignoring.");
212	}
213	else
214	{
215	sei = new SEIBufferingPeriod;
216	#if VPS_VUI_BSP_HRD_PARAMS
217	xParseSEIBufferingPeriod((SEIBufferingPeriod&) *sei, payloadSize, sps, nestingSei, bspNestingSei, vps, pDecodedMessageOutputStream);
218	#else
219	xParseSEIBufferingPeriod((SEIBufferingPeriod&) *sei, payloadSize, sps, pDecodedMessageOutputStream);
220	#endif
221	}
222	break;
223	case SEI::PICTURE_TIMING:
224	if (!sps)
225	{
226	printf ("Warning: Found Picture timing SEI message, but no active SPS is available. Ignoring.");
227	}
228	else
229	{
230	sei = new SEIPictureTiming;
231	#if VPS_VUI_BSP_HRD_PARAMS
232	xParseSEIPictureTiming((SEIPictureTiming&)*sei, payloadSize, sps, nestingSei, bspNestingSei, vps, pDecodedMessageOutputStream);
233	#else
234	xParseSEIPictureTiming((SEIPictureTiming&)*sei, payloadSize, sps, pDecodedMessageOutputStream);
235	#endif
236	}
237	break;
238	case SEI::RECOVERY_POINT:
239	sei = new SEIRecoveryPoint;
240	xParseSEIRecoveryPoint((SEIRecoveryPoint&) *sei, payloadSize, pDecodedMessageOutputStream);
241	break;
242	case SEI::FRAME_PACKING:
243	sei = new SEIFramePacking;
244	xParseSEIFramePacking((SEIFramePacking&) *sei, payloadSize, pDecodedMessageOutputStream);
245	break;
246	case SEI::SEGM_RECT_FRAME_PACKING:
247	sei = new SEISegmentedRectFramePacking;
248	xParseSEISegmentedRectFramePacking((SEISegmentedRectFramePacking&) *sei, payloadSize, pDecodedMessageOutputStream);
249	break;
250	case SEI::DISPLAY_ORIENTATION:
251	sei = new SEIDisplayOrientation;
252	xParseSEIDisplayOrientation((SEIDisplayOrientation&) *sei, payloadSize, pDecodedMessageOutputStream);
253	break;
254	case SEI::TEMPORAL_LEVEL0_INDEX:
255	sei = new SEITemporalLevel0Index;
256	xParseSEITemporalLevel0Index((SEITemporalLevel0Index&) *sei, payloadSize, pDecodedMessageOutputStream);
257	break;
258	case SEI::REGION_REFRESH_INFO:
259	sei = new SEIGradualDecodingRefreshInfo;
260	xParseSEIRegionRefreshInfo((SEIGradualDecodingRefreshInfo&) *sei, payloadSize, pDecodedMessageOutputStream);
261	break;
262	case SEI::NO_DISPLAY:
263	sei = new SEINoDisplay;
264	xParseSEINoDisplay((SEINoDisplay&) *sei, payloadSize, pDecodedMessageOutputStream);
265	break;
266	case SEI::TONE_MAPPING_INFO:
267	sei = new SEIToneMappingInfo;
268	xParseSEIToneMappingInfo((SEIToneMappingInfo&) *sei, payloadSize, pDecodedMessageOutputStream);
269	break;
270	case SEI::SOP_DESCRIPTION:
271	sei = new SEISOPDescription;
272	xParseSEISOPDescription((SEISOPDescription&) *sei, payloadSize, pDecodedMessageOutputStream);
273	break;
274	case SEI::SCALABLE_NESTING:
275	sei = new SEIScalableNesting;
276	#if LAYERS_NOT_PRESENT_SEI
277	xParseSEIScalableNesting((SEIScalableNesting&) *sei, nalUnitType, payloadSize, vps, sps, pDecodedMessageOutputStream);
278	#else
279	xParseSEIScalableNesting((SEIScalableNesting&) *sei, nalUnitType, payloadSize, sps, pDecodedMessageOutputStream);
280	#endif
281	break;
282	case SEI::TEMP_MOTION_CONSTRAINED_TILE_SETS:
283	sei = new SEITempMotionConstrainedTileSets;
284	xParseSEITempMotionConstraintsTileSets((SEITempMotionConstrainedTileSets&) *sei, payloadSize, pDecodedMessageOutputStream);
285	break;
286	case SEI::TIME_CODE:
287	sei = new SEITimeCode;
288	xParseSEITimeCode((SEITimeCode&) *sei, payloadSize, pDecodedMessageOutputStream);
289	break;
290	case SEI::CHROMA_SAMPLING_FILTER_HINT:
291	sei = new SEIChromaSamplingFilterHint;
292	xParseSEIChromaSamplingFilterHint((SEIChromaSamplingFilterHint&) sei, payloadSize/, sps*/, pDecodedMessageOutputStream);
293	//}
294	break;
295	case SEI::KNEE_FUNCTION_INFO:
296	sei = new SEIKneeFunctionInfo;
297	xParseSEIKneeFunctionInfo((SEIKneeFunctionInfo&) *sei, payloadSize, pDecodedMessageOutputStream);
298	break;
299	case SEI::MASTERING_DISPLAY_COLOUR_VOLUME:
300	sei = new SEIMasteringDisplayColourVolume;
301	xParseSEIMasteringDisplayColourVolume((SEIMasteringDisplayColourVolume&) *sei, payloadSize, pDecodedMessageOutputStream);
302	break;
303	#if Q0074_COLOUR_REMAPPING_SEI
304	case SEI::COLOUR_REMAPPING_INFO:
305	sei = new SEIColourRemappingInfo;
306	xParseSEIColourRemappingInfo((SEIColourRemappingInfo&) *sei, payloadSize, pDecodedMessageOutputStream);
307	break;
308	#endif
309	#if SVC_EXTENSION
310	#if LAYERS_NOT_PRESENT_SEI
311	case SEI::LAYERS_NOT_PRESENT:
312	if (!vps)
313	{
314	printf ("Warning: Found Layers not present SEI message, but no active VPS is available. Ignoring.");
315	}
316	else
317	{
318	sei = new SEILayersNotPresent;
319	xParseSEILayersNotPresent((SEILayersNotPresent&) *sei, payloadSize, vps, pDecodedMessageOutputStream);
320	}
321	break;
322	#endif
323	#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
324	case SEI::INTER_LAYER_CONSTRAINED_TILE_SETS:
325	sei = new SEIInterLayerConstrainedTileSets;
326	xParseSEIInterLayerConstrainedTileSets((SEIInterLayerConstrainedTileSets&) *sei, payloadSize, pDecodedMessageOutputStream);
327	break;
328	#endif
329	#if SUB_BITSTREAM_PROPERTY_SEI
330	case SEI::SUB_BITSTREAM_PROPERTY:
331	sei = new SEISubBitstreamProperty;
332	#if OLS_IDX_CHK
333	xParseSEISubBitstreamProperty((SEISubBitstreamProperty&) *sei, vps, pDecodedMessageOutputStream);
334	#else
335	xParseSEISubBitstreamProperty((SEISubBitstreamProperty&) *sei, pDecodedMessageOutputStream);
336	#endif
337	break;
338	#endif
339	#if O0164_MULTI_LAYER_HRD
340	case SEI::BSP_NESTING:
341	sei = new SEIBspNesting;
342	#if LAYERS_NOT_PRESENT_SEI
343	xParseSEIBspNesting((SEIBspNesting&) sei, nalUnitType, vps, sps, nestingSei, pDecodedMessageOutputStream);
344	#else
345	xParseSEIBspNesting((SEIBspNesting&) sei, nalUnitType, sps, nestingSei, pDecodedMessageOutputStream);
346	#endif
347	break;
348	case SEI::BSP_INITIAL_ARRIVAL_TIME:
349	sei = new SEIBspInitialArrivalTime;
350	xParseSEIBspInitialArrivalTime((SEIBspInitialArrivalTime&) sei, vps, sps, nestingSei, *bspNestingSei, pDecodedMessageOutputStream);
351	break;
352	#if !REMOVE_BSP_HRD_SEI
353	case SEI::BSP_HRD:
354	sei = new SEIBspHrd;
355	xParseSEIBspHrd((SEIBspHrd&) sei, sps, nestingSei, pDecodedMessageOutputStream);
356	break;
357	#endif
358	#endif
359	#if Q0078_ADD_LAYER_SETS
360	case SEI::OUTPUT_LAYER_SET_NESTING:
361	sei = new SEIOutputLayerSetNesting;
362	#if LAYERS_NOT_PRESENT_SEI
363	xParseSEIOutputLayerSetNesting((SEIOutputLayerSetNesting&)*sei, nalUnitType, vps, sps, pDecodedMessageOutputStream);
364	#else
365	xParseSEIOutputLayerSetNesting((SEIOutputLayerSetNesting&)*sei, nalUnitType, sps, pDecodedMessageOutputStream);
366	#endif
367	break;
368	case SEI::VPS_REWRITING:
369	sei = new SEIVPSRewriting;
370	xParseSEIVPSRewriting((SEIVPSRewriting&)*sei, pDecodedMessageOutputStream);
371	break;
372	#endif
373	#if Q0189_TMVP_CONSTRAINTS
374	case SEI::TMVP_CONSTRAINTS:
375	sei = new SEITMVPConstrains;
376	xParseSEITMVPConstraints((SEITMVPConstrains&) *sei, payloadSize, pDecodedMessageOutputStream);
377	break;
378	#endif
379	#if Q0247_FRAME_FIELD_INFO
380	case SEI::FRAME_FIELD_INFO:
381	sei = new SEIFrameFieldInfo;
382	xParseSEIFrameFieldInfo ((SEIFrameFieldInfo&) *sei, payloadSize, pDecodedMessageOutputStream);
383	break;
384	#endif
385	#if Q0096_OVERLAY_SEI
386	case SEI::OVERLAY_INFO:
387	sei = new SEIOverlayInfo;
388	xParseSEIOverlayInfo((SEIOverlayInfo&) *sei, payloadSize, pDecodedMessageOutputStream);
389	break;
390	#endif
391	#endif //SVC_EXTENSION
392	break;
393	default:
394	for (UInt i = 0; i < payloadSize; i++)
395	{
396	UInt seiByte;
397	sei_read_code (NULL, 8, seiByte, "unknown prefix SEI payload byte");
398	}
399	printf ("Unknown prefix SEI message (payloadType = %d) was found!\n", payloadType);
400	if (pDecodedMessageOutputStream)
401	{
402	(*pDecodedMessageOutputStream) << "Unknown prefix SEI message (payloadType = " << payloadType << ") was found!\n";
403	}
404	break;
405	}
406	}
407	else
408	{
409	switch (payloadType)
410	{
411	case SEI::USER_DATA_UNREGISTERED:
412	sei = new SEIuserDataUnregistered;
413	xParseSEIuserDataUnregistered((SEIuserDataUnregistered&) *sei, payloadSize, pDecodedMessageOutputStream);
414	break;
415	case SEI::DECODED_PICTURE_HASH:
416	sei = new SEIDecodedPictureHash;
417	xParseSEIDecodedPictureHash((SEIDecodedPictureHash&) *sei, payloadSize, pDecodedMessageOutputStream);
418	break;
419	default:
420	for (UInt i = 0; i < payloadSize; i++)
421	{
422	UInt seiByte;
423	sei_read_code( NULL, 8, seiByte, "unknown suffix SEI payload byte");
424	}
425	printf ("Unknown suffix SEI message (payloadType = %d) was found!\n", payloadType);
426	if (pDecodedMessageOutputStream)
427	{
428	(*pDecodedMessageOutputStream) << "Unknown suffix SEI message (payloadType = " << payloadType << ") was found!\n";
429	}
430	break;
431	}
432	}
433
434	if (sei != NULL)
435	{
436	seis.push_back(sei);
437	}
438
439	/* By definition the underlying bitstream terminates in a byte-aligned manner.
440	* 1. Extract all bar the last MIN(bitsremaining,nine) bits as reserved_payload_extension_data
441	* 2. Examine the final 8 bits to determine the payload_bit_equal_to_one marker
442	* 3. Extract the remainingreserved_payload_extension_data bits.
443	*
444	* If there are fewer than 9 bits available, extract them.
445	*/
446	Int payloadBitsRemaining = getBitstream()->getNumBitsLeft();
447	if (payloadBitsRemaining) /* more_data_in_payload() */
448	{
449	for (; payloadBitsRemaining > 9; payloadBitsRemaining--)
450	{
451	UInt reservedPayloadExtensionData;
452	sei_read_code ( pDecodedMessageOutputStream, 1, reservedPayloadExtensionData, "reserved_payload_extension_data");
453	}
454
455	/* 2 */
456	Int finalBits = getBitstream()->peekBits(payloadBitsRemaining);
457	Int finalPayloadBits = 0;
458	for (Int mask = 0xff; finalBits & (mask >> finalPayloadBits); finalPayloadBits++)
459	{
460	continue;
461	}
462
463	/* 3 */
464	for (; payloadBitsRemaining > 9 - finalPayloadBits; payloadBitsRemaining--)
465	{
466	UInt reservedPayloadExtensionData;
467	sei_read_flag ( 0, reservedPayloadExtensionData, "reserved_payload_extension_data");
468	}
469
470	UInt dummy;
471	sei_read_flag( 0, dummy, "payload_bit_equal_to_one"); payloadBitsRemaining--;
472	while (payloadBitsRemaining)
473	{
474	sei_read_flag( 0, dummy, "payload_bit_equal_to_zero"); payloadBitsRemaining--;
475	}
476	}
477
478	/* restore primary bitstream for sei_message */
479	getBitstream()->deleteFifo();
480	delete getBitstream();
481	setBitstream(bs);
482	}
483
484	/**
485	* parse bitstream bs and unpack a user_data_unregistered SEI message
486	* of payloasSize bytes into sei.
487	*/
488
489	Void SEIReader::xParseSEIuserDataUnregistered(SEIuserDataUnregistered &sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
490	{
491	assert(payloadSize >= ISO_IEC_11578_LEN);
492	UInt val;
493	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
494
495	for (UInt i = 0; i < ISO_IEC_11578_LEN; i++)
496	{
497	sei_read_code( pDecodedMessageOutputStream, 8, val, "uuid_iso_iec_11578");
498	sei.uuid_iso_iec_11578[i] = val;
499	}
500
501	sei.userDataLength = payloadSize - ISO_IEC_11578_LEN;
502	if (!sei.userDataLength)
503	{
504	sei.userData = 0;
505	return;
506	}
507
508	sei.userData = new UChar[sei.userDataLength];
509	for (UInt i = 0; i < sei.userDataLength; i++)
510	{
511	sei_read_code( pDecodedMessageOutputStream, 8, val, "user_data" );
512	sei.userData[i] = val;
513	}
514	}
515
516	/**
517	* parse bitstream bs and unpack a decoded picture hash SEI message
518	* of payloadSize bytes into sei.
519	*/
520	Void SEIReader::xParseSEIDecodedPictureHash(SEIDecodedPictureHash& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
521	{
522	UInt bytesRead = 0;
523	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
524
525	UInt val;
526	sei_read_code( pDecodedMessageOutputStream, 8, val, "hash_type");
527	sei.method = static_cast<SEIDecodedPictureHash::Method>(val); bytesRead++;
528
529	const Char *traceString="\0";
530	switch (sei.method)
531	{
532	case SEIDecodedPictureHash::MD5: traceString="picture_md5"; break;
533	case SEIDecodedPictureHash::CRC: traceString="picture_crc"; break;
534	case SEIDecodedPictureHash::CHECKSUM: traceString="picture_checksum"; break;
535	default: assert(false); break;
536	}
537
538	if (pDecodedMessageOutputStream) (*pDecodedMessageOutputStream) << " " << std::setw(55) << traceString << ": " << std::hex << std::setfill('0');
539
540	sei.m_digest.hash.clear();
541	for(;bytesRead < payloadSize; bytesRead++)
542	{
543	sei_read_code( NULL, 8, val, traceString);
544	sei.m_digest.hash.push_back((UChar)val);
545	if (pDecodedMessageOutputStream) (*pDecodedMessageOutputStream) << std::setw(2) << val;
546	}
547
548	if (pDecodedMessageOutputStream) (*pDecodedMessageOutputStream) << std::dec << std::setfill(' ') << "\n";
549	}
550
551	Void SEIReader::xParseSEIActiveParameterSets(SEIActiveParameterSets& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
552	{
553	UInt val;
554	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
555
556	sei_read_code( pDecodedMessageOutputStream, 4, val, "active_video_parameter_set_id"); sei.activeVPSId = val;
557	sei_read_flag( pDecodedMessageOutputStream, val, "self_contained_cvs_flag"); sei.m_selfContainedCvsFlag = (val != 0);
558	sei_read_flag( pDecodedMessageOutputStream, val, "no_parameter_set_update_flag"); sei.m_noParameterSetUpdateFlag = (val != 0);
559	sei_read_uvlc( pDecodedMessageOutputStream, val, "num_sps_ids_minus1"); sei.numSpsIdsMinus1 = val;
560
561	sei.activeSeqParameterSetId.resize(sei.numSpsIdsMinus1 + 1);
562	#if R0247_SEI_ACTIVE
563	sei.layerSpsIdx.resize(sei.numSpsIdsMinus1 + 1);
564	#endif
565	for (Int i=0; i < (sei.numSpsIdsMinus1 + 1); i++)
566	{
567	sei_read_uvlc( pDecodedMessageOutputStream, val, "active_seq_parameter_set_id[i]"); sei.activeSeqParameterSetId[i] = val;
568	}
569	#if R0247_SEI_ACTIVE
570	for (Int i=1; i < (sei.numSpsIdsMinus1 + 1); i++)
571	{
572	sei_read_uvlc( pDecodedMessageOutputStream, val, "layer_sps_idx"); sei.layerSpsIdx[i] = val;
573	}
574	#endif
575	}
576
577	#if VPS_VUI_BSP_HRD_PARAMS
578	Void SEIReader::xParseSEIDecodingUnitInfo(SEIDecodingUnitInfo& sei, UInt payloadSize, TComSPS sps, const SEIScalableNesting nestingSei, const SEIBspNesting* bspNestingSei, TComVPS vps,std::ostream pDecodedMessageOutputStream)
579	#else
580	Void SEIReader::xParseSEIDecodingUnitInfo(SEIDecodingUnitInfo& sei, UInt payloadSize, TComSPS sps, std::ostream pDecodedMessageOutputStream)
581	#endif
582	{
583	UInt val;
584	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
585	sei_read_uvlc( pDecodedMessageOutputStream, val, "decoding_unit_idx");
586	sei.m_decodingUnitIdx = val;
587
588	#if VPS_VUI_BSP_HRD_PARAMS
589	TComHRD *hrd;
590	if( bspNestingSei ) // If DU info SEI contained inside a BSP nesting SEI message
591	{
592	assert( nestingSei );
593	Int psIdx = bspNestingSei->m_seiPartitioningSchemeIdx;
594	Int seiOlsIdx = bspNestingSei->m_seiOlsIdx;
595	Int maxTemporalId = nestingSei->m_nestingMaxTemporalIdPlus1[0] - 1;
596	Int maxValues = vps->getNumBspSchedulesMinus1(seiOlsIdx, psIdx, maxTemporalId) + 1;
597	std::vector<Int> hrdIdx(maxValues, 0);
598	std::vector<TComHRD *> hrdVec;
599	std::vector<Int> syntaxElemLen(maxValues, 0);
600	for(Int i = 0; i < maxValues; i++)
601	{
602	hrdIdx[i] = vps->getBspHrdIdx( seiOlsIdx, psIdx, maxTemporalId, i, bspNestingSei->m_bspIdx);
603	hrdVec.push_back(vps->getBspHrd(hrdIdx[i]));
604
605	syntaxElemLen[i] = hrdVec[i]->getInitialCpbRemovalDelayLengthMinus1() + 1;
606	if ( !(hrdVec[i]->getNalHrdParametersPresentFlag() \|\| hrdVec[i]->getVclHrdParametersPresentFlag()) )
607	{
608	assert( syntaxElemLen[i] == 24 ); // Default of value init_cpb_removal_delay_length_minus1 is 23
609	}
610	if( i > 0 )
611	{
612	assert( hrdVec[i]->getSubPicCpbParamsPresentFlag() == hrdVec[i-1]->getSubPicCpbParamsPresentFlag() );
613	assert( hrdVec[i]->getSubPicCpbParamsInPicTimingSEIFlag() == hrdVec[i-1]->getSubPicCpbParamsInPicTimingSEIFlag() );
614	assert( hrdVec[i]->getDpbOutputDelayDuLengthMinus1() == hrdVec[i-1]->getDpbOutputDelayDuLengthMinus1() );
615	// To be done: Check CpbDpbDelaysPresentFlag
616	}
617	}
618	hrd = hrdVec[0];
619	}
620	else
621	{
622	TComVUI *vui = sps->getVuiParameters();
623	hrd = vui->getHrdParameters();
624	}
625
626	if(hrd->getSubPicCpbParamsInPicTimingSEIFlag())
627	{
628	sei_read_code( pDecodedMessageOutputStream, ( hrd->getDuCpbRemovalDelayLengthMinus1() + 1 ), val, "du_spt_cpb_removal_delay_increment");
629	sei.m_duSptCpbRemovalDelay = val;
630	}
631	else
632	{
633	sei.m_duSptCpbRemovalDelay = 0;
634	}
635	sei_read_flag( pDecodedMessageOutputStream, val, "dpb_output_du_delay_present_flag"); sei.m_dpbOutputDuDelayPresentFlag = (val != 0);
636	if(sei.m_dpbOutputDuDelayPresentFlag)
637	{
638	sei_read_code( pDecodedMessageOutputStream, hrd->getDpbOutputDelayDuLengthMinus1() + 1, val, "pic_spt_dpb_output_du_delay");
639	sei.m_picSptDpbOutputDuDelay = val;
640	}
641	#else
642	TComVUI *vui = sps->getVuiParameters();
643
644	if(vui->getHrdParameters()->getSubPicCpbParamsInPicTimingSEIFlag())
645	{
646	sei_read_code( pDecodedMessageOutputStream, ( vui->getHrdParameters()->getDuCpbRemovalDelayLengthMinus1() + 1 ), val, "du_spt_cpb_removal_delay_increment");
647	sei.m_duSptCpbRemovalDelay = val;
648	}
649	else
650	{
651	sei.m_duSptCpbRemovalDelay = 0;
652	}
653	sei_read_flag( pDecodedMessageOutputStream, val, "dpb_output_du_delay_present_flag"); sei.m_dpbOutputDuDelayPresentFlag = (val != 0);
654	if(sei.m_dpbOutputDuDelayPresentFlag)
655	{
656	sei_read_code( pDecodedMessageOutputStream, vui->getHrdParameters()->getDpbOutputDelayDuLengthMinus1() + 1, val, "pic_spt_dpb_output_du_delay");
657	sei.m_picSptDpbOutputDuDelay = val;
658	}
659	#endif
660	}
661
662	#if VPS_VUI_BSP_HRD_PARAMS
663	Void SEIReader::xParseSEIBufferingPeriod(SEIBufferingPeriod& sei, UInt payloadSize, TComSPS sps, const SEIScalableNesting nestingSei, const SEIBspNesting* bspNestingSei, TComVPS vps, std::ostream pDecodedMessageOutputStream)
664	#else
665	Void SEIReader::xParseSEIBufferingPeriod(SEIBufferingPeriod& sei, UInt payloadSize, TComSPS sps, std::ostream pDecodedMessageOutputStream)
666	#endif
667	{
668	Int i, nalOrVcl;
669	UInt code;
670
671	#if VPS_VUI_BSP_HRD_PARAMS
672	TComHRD *pHRD;
673	if( bspNestingSei ) // If BP SEI contained inside a BSP nesting SEI message
674	{
675	assert( nestingSei );
676	Int psIdx = bspNestingSei->m_seiPartitioningSchemeIdx;
677	Int seiOlsIdx = bspNestingSei->m_seiOlsIdx;
678	Int maxTemporalId = nestingSei->m_nestingMaxTemporalIdPlus1[0] - 1;
679	Int maxValues = vps->getNumBspSchedulesMinus1(seiOlsIdx, psIdx, maxTemporalId) + 1;
680	std::vector<Int> hrdIdx(maxValues, 0);
681	std::vector<TComHRD *> hrdVec;
682	std::vector<Int> syntaxElemLen(maxValues, 0);
683	for(i = 0; i < maxValues; i++)
684	{
685	hrdIdx[i] = vps->getBspHrdIdx( seiOlsIdx, psIdx, maxTemporalId, i, bspNestingSei->m_bspIdx);
686	hrdVec.push_back(vps->getBspHrd(hrdIdx[i]));
687
688	syntaxElemLen[i] = hrdVec[i]->getInitialCpbRemovalDelayLengthMinus1() + 1;
689	if ( !(hrdVec[i]->getNalHrdParametersPresentFlag() \|\| hrdVec[i]->getVclHrdParametersPresentFlag()) )
690	{
691	assert( syntaxElemLen[i] == 24 ); // Default of value init_cpb_removal_delay_length_minus1 is 23
692	}
693	if( i > 0 )
694	{
695	assert( hrdVec[i]->getCpbRemovalDelayLengthMinus1() == hrdVec[i-1]->getCpbRemovalDelayLengthMinus1() );
696	assert( hrdVec[i]->getDpbOutputDelayDuLengthMinus1() == hrdVec[i-1]->getDpbOutputDelayDuLengthMinus1() );
697	assert( hrdVec[i]->getSubPicCpbParamsPresentFlag() == hrdVec[i-1]->getSubPicCpbParamsPresentFlag() );
698	}
699	}
700	pHRD = hrdVec[i];
701	}
702	else
703	{
704	TComVUI *vui = sps->getVuiParameters();
705	pHRD = vui->getHrdParameters();
706	}
707	// To be done: When contained in an BSP HRD SEI message, the hrd structure is to be chosen differently.
708	#else
709	TComVUI *pVUI = sps->getVuiParameters();
710	TComHRD *pHRD = pVUI->getHrdParameters();
711	#endif
712
713	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
714
715	sei_read_uvlc( pDecodedMessageOutputStream, code, "bp_seq_parameter_set_id" ); sei.m_bpSeqParameterSetId = code;
716	if( !pHRD->getSubPicCpbParamsPresentFlag() )
717	{
718	sei_read_flag( pDecodedMessageOutputStream, code, "irap_cpb_params_present_flag" ); sei.m_rapCpbParamsPresentFlag = code;
719	}
720	if( sei.m_rapCpbParamsPresentFlag )
721	{
722	sei_read_code( pDecodedMessageOutputStream, pHRD->getCpbRemovalDelayLengthMinus1() + 1, code, "cpb_delay_offset" ); sei.m_cpbDelayOffset = code;
723	sei_read_code( pDecodedMessageOutputStream, pHRD->getDpbOutputDelayLengthMinus1() + 1, code, "dpb_delay_offset" ); sei.m_dpbDelayOffset = code;
724	}
725
726	//read splicing flag and cpb_removal_delay_delta
727	sei_read_flag( pDecodedMessageOutputStream, code, "concatenation_flag");
728	sei.m_concatenationFlag = code;
729	sei_read_code( pDecodedMessageOutputStream, ( pHRD->getCpbRemovalDelayLengthMinus1() + 1 ), code, "au_cpb_removal_delay_delta_minus1" );
730	sei.m_auCpbRemovalDelayDelta = code + 1;
731
732	for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ )
733	{
734	if( ( ( nalOrVcl == 0 ) && ( pHRD->getNalHrdParametersPresentFlag() ) ) \|\|
735	( ( nalOrVcl == 1 ) && ( pHRD->getVclHrdParametersPresentFlag() ) ) )
736	{
737	for( i = 0; i < ( pHRD->getCpbCntMinus1( 0 ) + 1 ); i ++ )
738	{
739	sei_read_code( pDecodedMessageOutputStream, ( pHRD->getInitialCpbRemovalDelayLengthMinus1() + 1 ) , code, nalOrVcl?"vcl_initial_cpb_removal_delay":"nal_initial_cpb_removal_delay" );
740	sei.m_initialCpbRemovalDelay[i][nalOrVcl] = code;
741	sei_read_code( pDecodedMessageOutputStream, ( pHRD->getInitialCpbRemovalDelayLengthMinus1() + 1 ) , code, nalOrVcl?"vcl_initial_cpb_removal_offset":"vcl_initial_cpb_removal_offset" );
742	sei.m_initialCpbRemovalDelayOffset[i][nalOrVcl] = code;
743	if( pHRD->getSubPicCpbParamsPresentFlag() \|\| sei.m_rapCpbParamsPresentFlag )
744	{
745	sei_read_code( pDecodedMessageOutputStream, ( pHRD->getInitialCpbRemovalDelayLengthMinus1() + 1 ) , code, nalOrVcl?"vcl_initial_alt_cpb_removal_delay":"vcl_initial_alt_cpb_removal_delay" );
746	sei.m_initialAltCpbRemovalDelay[i][nalOrVcl] = code;
747	sei_read_code( pDecodedMessageOutputStream, ( pHRD->getInitialCpbRemovalDelayLengthMinus1() + 1 ) , code, nalOrVcl?"vcl_initial_alt_cpb_removal_offset":"vcl_initial_alt_cpb_removal_offset" );
748	sei.m_initialAltCpbRemovalDelayOffset[i][nalOrVcl] = code;
749	}
750	}
751	}
752	}
753
754	#if P0138_USE_ALT_CPB_PARAMS_FLAG
755	sei.m_useAltCpbParamsFlag = false;
756	sei.m_useAltCpbParamsFlagPresent = false;
757	if (xPayloadExtensionPresent())
758	{
759	sei_read_flag( pDecodedMessageOutputStream, code, "use_alt_cpb_params_flag");
760	sei.m_useAltCpbParamsFlag = code;
761	sei.m_useAltCpbParamsFlagPresent = true;
762	}
763	#endif
764	}
765
766	#if VPS_VUI_BSP_HRD_PARAMS
767	Void SEIReader::xParseSEIPictureTiming(SEIPictureTiming& sei, UInt payloadSize, TComSPS sps, const SEIScalableNesting nestingSei, const SEIBspNesting* bspNestingSei, TComVPS vps, std::ostream pDecodedMessageOutputStream)
768	#else
769	Void SEIReader::xParseSEIPictureTiming(SEIPictureTiming& sei, UInt payloadSize, TComSPS sps, std::ostream pDecodedMessageOutputStream)
770	#endif
771	{
772	Int i;
773	UInt code;
774
775	#if VPS_VUI_BSP_HRD_PARAMS
776	TComHRD *hrd;
777	TComVUI *vui = sps->getVuiParameters();
778	if( bspNestingSei ) // If BP SEI contained inside a BSP nesting SEI message
779	{
780	assert( nestingSei );
781	Int psIdx = bspNestingSei->m_seiPartitioningSchemeIdx;
782	Int seiOlsIdx = bspNestingSei->m_seiOlsIdx;
783	Int maxTemporalId = nestingSei->m_nestingMaxTemporalIdPlus1[0] - 1;
784	Int maxValues = vps->getNumBspSchedulesMinus1(seiOlsIdx, psIdx, maxTemporalId) + 1;
785	std::vector<Int> hrdIdx(maxValues, 0);
786	std::vector<TComHRD *> hrdVec;
787	std::vector<Int> syntaxElemLen(maxValues, 0);
788	for(i = 0; i < maxValues; i++)
789	{
790	hrdIdx[i] = vps->getBspHrdIdx( seiOlsIdx, psIdx, maxTemporalId, i, bspNestingSei->m_bspIdx);
791	hrdVec.push_back(vps->getBspHrd(hrdIdx[i]));
792
793	syntaxElemLen[i] = hrdVec[i]->getInitialCpbRemovalDelayLengthMinus1() + 1;
794	if ( !(hrdVec[i]->getNalHrdParametersPresentFlag() \|\| hrdVec[i]->getVclHrdParametersPresentFlag()) )
795	{
796	assert( syntaxElemLen[i] == 24 ); // Default of value init_cpb_removal_delay_length_minus1 is 23
797	}
798	if( i > 0 )
799	{
800	assert( hrdVec[i]->getSubPicCpbParamsPresentFlag() == hrdVec[i-1]->getSubPicCpbParamsPresentFlag() );
801	assert( hrdVec[i]->getSubPicCpbParamsInPicTimingSEIFlag() == hrdVec[i-1]->getSubPicCpbParamsInPicTimingSEIFlag() );
802	assert( hrdVec[i]->getCpbRemovalDelayLengthMinus1() == hrdVec[i-1]->getCpbRemovalDelayLengthMinus1() );
803	assert( hrdVec[i]->getDpbOutputDelayLengthMinus1() == hrdVec[i-1]->getDpbOutputDelayLengthMinus1() );
804	assert( hrdVec[i]->getDpbOutputDelayDuLengthMinus1() == hrdVec[i-1]->getDpbOutputDelayDuLengthMinus1() );
805	assert( hrdVec[i]->getDuCpbRemovalDelayLengthMinus1() == hrdVec[i-1]->getDuCpbRemovalDelayLengthMinus1() );
806	// To be done: Check CpbDpbDelaysPresentFlag
807	}
808	}
809	hrd = hrdVec[0];
810	}
811	else
812	{
813	hrd = vui->getHrdParameters();
814	}
815	// To be done: When contained in an BSP HRD SEI message, the hrd structure is to be chosen differently.
816	#else
817	TComVUI *vui = sps->getVuiParameters();
818	TComHRD *hrd = vui->getHrdParameters();
819	#endif
820	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
821
822	if( vui->getFrameFieldInfoPresentFlag() )
823	{
824	sei_read_code( pDecodedMessageOutputStream, 4, code, "pic_struct" ); sei.m_picStruct = code;
825	sei_read_code( pDecodedMessageOutputStream, 2, code, "source_scan_type" ); sei.m_sourceScanType = code;
826	sei_read_flag( pDecodedMessageOutputStream, code, "duplicate_flag" ); sei.m_duplicateFlag = (code == 1);
827	}
828
829	if( hrd->getCpbDpbDelaysPresentFlag())
830	{
831	sei_read_code( pDecodedMessageOutputStream, ( hrd->getCpbRemovalDelayLengthMinus1() + 1 ), code, "au_cpb_removal_delay_minus1" );
832	sei.m_auCpbRemovalDelay = code + 1;
833	sei_read_code( pDecodedMessageOutputStream, ( hrd->getDpbOutputDelayLengthMinus1() + 1 ), code, "pic_dpb_output_delay" );
834	sei.m_picDpbOutputDelay = code;
835
836	if(hrd->getSubPicCpbParamsPresentFlag())
837	{
838	sei_read_code( pDecodedMessageOutputStream, hrd->getDpbOutputDelayDuLengthMinus1()+1, code, "pic_dpb_output_du_delay" );
839	sei.m_picDpbOutputDuDelay = code;
840	}
841
842	if( hrd->getSubPicCpbParamsPresentFlag() && hrd->getSubPicCpbParamsInPicTimingSEIFlag() )
843	{
844	sei_read_uvlc( pDecodedMessageOutputStream, code, "num_decoding_units_minus1");
845	sei.m_numDecodingUnitsMinus1 = code;
846	sei_read_flag( pDecodedMessageOutputStream, code, "du_common_cpb_removal_delay_flag" );
847	sei.m_duCommonCpbRemovalDelayFlag = code;
848	if( sei.m_duCommonCpbRemovalDelayFlag )
849	{
850	sei_read_code( pDecodedMessageOutputStream, ( hrd->getDuCpbRemovalDelayLengthMinus1() + 1 ), code, "du_common_cpb_removal_delay_increment_minus1" );
851	sei.m_duCommonCpbRemovalDelayMinus1 = code;
852	}
853	if( sei.m_numNalusInDuMinus1 != NULL )
854	{
855	delete sei.m_numNalusInDuMinus1;
856	}
857	sei.m_numNalusInDuMinus1 = new UInt[ ( sei.m_numDecodingUnitsMinus1 + 1 ) ];
858	if( sei.m_duCpbRemovalDelayMinus1 != NULL )
859	{
860	delete sei.m_duCpbRemovalDelayMinus1;
861	}
862	sei.m_duCpbRemovalDelayMinus1 = new UInt[ ( sei.m_numDecodingUnitsMinus1 + 1 ) ];
863
864	for( i = 0; i <= sei.m_numDecodingUnitsMinus1; i ++ )
865	{
866	sei_read_uvlc( pDecodedMessageOutputStream, code, "num_nalus_in_du_minus1[i]");
867	sei.m_numNalusInDuMinus1[ i ] = code;
868	if( ( !sei.m_duCommonCpbRemovalDelayFlag ) && ( i < sei.m_numDecodingUnitsMinus1 ) )
869	{
870	sei_read_code( pDecodedMessageOutputStream, ( hrd->getDuCpbRemovalDelayLengthMinus1() + 1 ), code, "du_cpb_removal_delay_minus1[i]" );
871	sei.m_duCpbRemovalDelayMinus1[ i ] = code;
872	}
873	}
874	}
875	}
876	}
877
878	Void SEIReader::xParseSEIRecoveryPoint(SEIRecoveryPoint& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
879	{
880	Int iCode;
881	UInt uiCode;
882	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
883
884	sei_read_svlc( pDecodedMessageOutputStream, iCode, "recovery_poc_cnt" ); sei.m_recoveryPocCnt = iCode;
885	sei_read_flag( pDecodedMessageOutputStream, uiCode, "exact_matching_flag" ); sei.m_exactMatchingFlag = uiCode;
886	sei_read_flag( pDecodedMessageOutputStream, uiCode, "broken_link_flag" ); sei.m_brokenLinkFlag = uiCode;
887	}
888
889	Void SEIReader::xParseSEIFramePacking(SEIFramePacking& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
890	{
891	UInt val;
892	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
893
894	sei_read_uvlc( pDecodedMessageOutputStream, val, "frame_packing_arrangement_id" ); sei.m_arrangementId = val;
895	sei_read_flag( pDecodedMessageOutputStream, val, "frame_packing_arrangement_cancel_flag" ); sei.m_arrangementCancelFlag = val;
896
897	if ( !sei.m_arrangementCancelFlag )
898	{
899	sei_read_code( pDecodedMessageOutputStream, 7, val, "frame_packing_arrangement_type" ); sei.m_arrangementType = val;
900	assert((sei.m_arrangementType > 2) && (sei.m_arrangementType < 6) );
901
902	sei_read_flag( pDecodedMessageOutputStream, val, "quincunx_sampling_flag" ); sei.m_quincunxSamplingFlag = val;
903
904	sei_read_code( pDecodedMessageOutputStream, 6, val, "content_interpretation_type" ); sei.m_contentInterpretationType = val;
905	sei_read_flag( pDecodedMessageOutputStream, val, "spatial_flipping_flag" ); sei.m_spatialFlippingFlag = val;
906	sei_read_flag( pDecodedMessageOutputStream, val, "frame0_flipped_flag" ); sei.m_frame0FlippedFlag = val;
907	sei_read_flag( pDecodedMessageOutputStream, val, "field_views_flag" ); sei.m_fieldViewsFlag = val;
908	sei_read_flag( pDecodedMessageOutputStream, val, "current_frame_is_frame0_flag" ); sei.m_currentFrameIsFrame0Flag = val;
909	sei_read_flag( pDecodedMessageOutputStream, val, "frame0_self_contained_flag" ); sei.m_frame0SelfContainedFlag = val;
910	sei_read_flag( pDecodedMessageOutputStream, val, "frame1_self_contained_flag" ); sei.m_frame1SelfContainedFlag = val;
911
912	if ( sei.m_quincunxSamplingFlag == 0 && sei.m_arrangementType != 5)
913	{
914	sei_read_code( pDecodedMessageOutputStream, 4, val, "frame0_grid_position_x" ); sei.m_frame0GridPositionX = val;
915	sei_read_code( pDecodedMessageOutputStream, 4, val, "frame0_grid_position_y" ); sei.m_frame0GridPositionY = val;
916	sei_read_code( pDecodedMessageOutputStream, 4, val, "frame1_grid_position_x" ); sei.m_frame1GridPositionX = val;
917	sei_read_code( pDecodedMessageOutputStream, 4, val, "frame1_grid_position_y" ); sei.m_frame1GridPositionY = val;
918	}
919
920	sei_read_code( pDecodedMessageOutputStream, 8, val, "frame_packing_arrangement_reserved_byte" ); sei.m_arrangementReservedByte = val;
921	sei_read_flag( pDecodedMessageOutputStream, val, "frame_packing_arrangement_persistence_flag" ); sei.m_arrangementPersistenceFlag = (val != 0);
922	}
923	sei_read_flag( pDecodedMessageOutputStream, val, "upsampled_aspect_ratio_flag" ); sei.m_upsampledAspectRatio = val;
924	}
925
926	Void SEIReader::xParseSEISegmentedRectFramePacking(SEISegmentedRectFramePacking& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
927	{
928	UInt val;
929	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
930	sei_read_flag( pDecodedMessageOutputStream, val, "segmented_rect_frame_packing_arrangement_cancel_flag" ); sei.m_arrangementCancelFlag = val;
931	if( !sei.m_arrangementCancelFlag )
932	{
933	sei_read_code( pDecodedMessageOutputStream, 2, val, "segmented_rect_content_interpretation_type" ); sei.m_contentInterpretationType = val;
934	sei_read_flag( pDecodedMessageOutputStream, val, "segmented_rect_frame_packing_arrangement_persistence" ); sei.m_arrangementPersistenceFlag = val;
935	}
936	}
937
938	Void SEIReader::xParseSEIDisplayOrientation(SEIDisplayOrientation& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
939	{
940	UInt val;
941	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
942	sei_read_flag( pDecodedMessageOutputStream, val, "display_orientation_cancel_flag" ); sei.cancelFlag = val;
943	if( !sei.cancelFlag )
944	{
945	sei_read_flag( pDecodedMessageOutputStream, val, "hor_flip" ); sei.horFlip = val;
946	sei_read_flag( pDecodedMessageOutputStream, val, "ver_flip" ); sei.verFlip = val;
947	sei_read_code( pDecodedMessageOutputStream, 16, val, "anticlockwise_rotation" ); sei.anticlockwiseRotation = val;
948	sei_read_flag( pDecodedMessageOutputStream, val, "display_orientation_persistence_flag" ); sei.persistenceFlag = val;
949	}
950	}
951
952	Void SEIReader::xParseSEITemporalLevel0Index(SEITemporalLevel0Index& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
953	{
954	UInt val;
955	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
956	sei_read_code( pDecodedMessageOutputStream, 8, val, "temporal_sub_layer_zero_idx" ); sei.tl0Idx = val;
957	sei_read_code( pDecodedMessageOutputStream, 8, val, "irap_pic_id" ); sei.rapIdx = val;
958	}
959
960	Void SEIReader::xParseSEIRegionRefreshInfo(SEIGradualDecodingRefreshInfo& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
961	{
962	UInt val;
963	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
964	sei_read_flag( pDecodedMessageOutputStream, val, "refreshed_region_flag" ); sei.m_gdrForegroundFlag = val ? 1 : 0;
965	}
966
967	Void SEIReader::xParseSEINoDisplay(SEINoDisplay& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
968	{
969	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
970	sei.m_noDisplay = true;
971	}
972
973	Void SEIReader::xParseSEIToneMappingInfo(SEIToneMappingInfo& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
974	{
975	Int i;
976	UInt val;
977	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
978	sei_read_uvlc( pDecodedMessageOutputStream, val, "tone_map_id" ); sei.m_toneMapId = val;
979	sei_read_flag( pDecodedMessageOutputStream, val, "tone_map_cancel_flag" ); sei.m_toneMapCancelFlag = val;
980
981	if ( !sei.m_toneMapCancelFlag )
982	{
983	sei_read_flag( pDecodedMessageOutputStream, val, "tone_map_persistence_flag" ); sei.m_toneMapPersistenceFlag = val;
984	sei_read_code( pDecodedMessageOutputStream, 8, val, "coded_data_bit_depth" ); sei.m_codedDataBitDepth = val;
985	sei_read_code( pDecodedMessageOutputStream, 8, val, "target_bit_depth" ); sei.m_targetBitDepth = val;
986	sei_read_uvlc( pDecodedMessageOutputStream, val, "tone_map_model_id" ); sei.m_modelId = val;
987	switch(sei.m_modelId)
988	{
989	case 0:
990	{
991	sei_read_code( pDecodedMessageOutputStream, 32, val, "min_value" ); sei.m_minValue = val;
992	sei_read_code( pDecodedMessageOutputStream, 32, val, "max_value" ); sei.m_maxValue = val;
993	break;
994	}
995	case 1:
996	{
997	sei_read_code( pDecodedMessageOutputStream, 32, val, "sigmoid_midpoint" ); sei.m_sigmoidMidpoint = val;
998	sei_read_code( pDecodedMessageOutputStream, 32, val, "sigmoid_width" ); sei.m_sigmoidWidth = val;
999	break;
1000	}
1001	case 2:
1002	{
1003	UInt num = 1u << sei.m_targetBitDepth;
1004	sei.m_startOfCodedInterval.resize(num+1);
1005	for(i = 0; i < num; i++)
1006	{
1007	sei_read_code( pDecodedMessageOutputStream, ((( sei.m_codedDataBitDepth + 7 ) >> 3 ) << 3), val, "start_of_coded_interval[i]" );
1008	sei.m_startOfCodedInterval[i] = val;
1009	}
1010	sei.m_startOfCodedInterval[num] = 1u << sei.m_codedDataBitDepth;
1011	break;
1012	}
1013	case 3:
1014	{
1015	sei_read_code( pDecodedMessageOutputStream, 16, val, "num_pivots" ); sei.m_numPivots = val;
1016	sei.m_codedPivotValue.resize(sei.m_numPivots);
1017	sei.m_targetPivotValue.resize(sei.m_numPivots);
1018	for(i = 0; i < sei.m_numPivots; i++ )
1019	{
1020	sei_read_code( pDecodedMessageOutputStream, ((( sei.m_codedDataBitDepth + 7 ) >> 3 ) << 3), val, "coded_pivot_value[i]" );
1021	sei.m_codedPivotValue[i] = val;
1022	sei_read_code( pDecodedMessageOutputStream, ((( sei.m_targetBitDepth + 7 ) >> 3 ) << 3), val, "target_pivot_value[i]" );
1023	sei.m_targetPivotValue[i] = val;
1024	}
1025	break;
1026	}
1027	case 4:
1028	{
1029	sei_read_code( pDecodedMessageOutputStream, 8, val, "camera_iso_speed_idc" ); sei.m_cameraIsoSpeedIdc = val;
1030	if( sei.m_cameraIsoSpeedIdc == 255) //Extended_ISO
1031	{
1032	sei_read_code( pDecodedMessageOutputStream, 32, val, "camera_iso_speed_value" ); sei.m_cameraIsoSpeedValue = val;
1033	}
1034	sei_read_code( pDecodedMessageOutputStream, 8, val, "exposure_index_idc" ); sei.m_exposureIndexIdc = val;
1035	if( sei.m_exposureIndexIdc == 255) //Extended_ISO
1036	{
1037	sei_read_code( pDecodedMessageOutputStream, 32, val, "exposure_index_value" ); sei.m_exposureIndexValue = val;
1038	}
1039	sei_read_flag( pDecodedMessageOutputStream, val, "exposure_compensation_value_sign_flag" ); sei.m_exposureCompensationValueSignFlag = val;
1040	sei_read_code( pDecodedMessageOutputStream, 16, val, "exposure_compensation_value_numerator" ); sei.m_exposureCompensationValueNumerator = val;
1041	sei_read_code( pDecodedMessageOutputStream, 16, val, "exposure_compensation_value_denom_idc" ); sei.m_exposureCompensationValueDenomIdc = val;
1042	sei_read_code( pDecodedMessageOutputStream, 32, val, "ref_screen_luminance_white" ); sei.m_refScreenLuminanceWhite = val;
1043	sei_read_code( pDecodedMessageOutputStream, 32, val, "extended_range_white_level" ); sei.m_extendedRangeWhiteLevel = val;
1044	sei_read_code( pDecodedMessageOutputStream, 16, val, "nominal_black_level_code_value" ); sei.m_nominalBlackLevelLumaCodeValue = val;
1045	sei_read_code( pDecodedMessageOutputStream, 16, val, "nominal_white_level_code_value" ); sei.m_nominalWhiteLevelLumaCodeValue= val;
1046	sei_read_code( pDecodedMessageOutputStream, 16, val, "extended_white_level_code_value" ); sei.m_extendedWhiteLevelLumaCodeValue = val;
1047	break;
1048	}
1049	default:
1050	{
1051	assert(!"Undefined SEIToneMapModelId");
1052	break;
1053	}
1054	}//switch model id
1055	}// if(!sei.m_toneMapCancelFlag)
1056	}
1057
1058	Void SEIReader::xParseSEISOPDescription(SEISOPDescription &sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
1059	{
1060	Int iCode;
1061	UInt uiCode;
1062	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
1063
1064	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "sop_seq_parameter_set_id" ); sei.m_sopSeqParameterSetId = uiCode;
1065	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "num_pics_in_sop_minus1" ); sei.m_numPicsInSopMinus1 = uiCode;
1066	for (UInt i = 0; i <= sei.m_numPicsInSopMinus1; i++)
1067	{
1068	sei_read_code( pDecodedMessageOutputStream, 6, uiCode, "sop_vcl_nut[i]" ); sei.m_sopDescVclNaluType[i] = uiCode;
1069	sei_read_code( pDecodedMessageOutputStream, 3, sei.m_sopDescTemporalId[i], "sop_temporal_id[i]" ); sei.m_sopDescTemporalId[i] = uiCode;
1070	if (sei.m_sopDescVclNaluType[i] != NAL_UNIT_CODED_SLICE_IDR_W_RADL && sei.m_sopDescVclNaluType[i] != NAL_UNIT_CODED_SLICE_IDR_N_LP)
1071	{
1072	sei_read_uvlc( pDecodedMessageOutputStream, sei.m_sopDescStRpsIdx[i], "sop_short_term_rps_idx[i]" ); sei.m_sopDescStRpsIdx[i] = uiCode;
1073	}
1074	if (i > 0)
1075	{
1076	sei_read_svlc( pDecodedMessageOutputStream, iCode, "sop_poc_delta[i]" ); sei.m_sopDescPocDelta[i] = iCode;
1077	}
1078	}
1079	}
1080
1081	#if LAYERS_NOT_PRESENT_SEI
1082	Void SEIReader::xParseSEIScalableNesting(SEIScalableNesting& sei, const NalUnitType nalUnitType, UInt payloadSize, TComVPS vps, TComSPS sps, std::ostream *pDecodedMessageOutputStream)
1083	#else
1084	Void SEIReader::xParseSEIScalableNesting(SEIScalableNesting& sei, const NalUnitType nalUnitType, UInt payloadSize, TComSPS sps, std::ostream pDecodedMessageOutputStream)
1085	#endif
1086	{
1087	UInt uiCode;
1088	SEIMessages seis;
1089	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
1090
1091	sei_read_flag( pDecodedMessageOutputStream, uiCode, "bitstream_subset_flag" ); sei.m_bitStreamSubsetFlag = uiCode;
1092	sei_read_flag( pDecodedMessageOutputStream, uiCode, "nesting_op_flag" ); sei.m_nestingOpFlag = uiCode;
1093	if (sei.m_nestingOpFlag)
1094	{
1095	sei_read_flag( pDecodedMessageOutputStream, uiCode, "default_op_flag" ); sei.m_defaultOpFlag = uiCode;
1096	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "nesting_num_ops_minus1" ); sei.m_nestingNumOpsMinus1 = uiCode;
1097	for (UInt i = sei.m_defaultOpFlag; i <= sei.m_nestingNumOpsMinus1; i++)
1098	{
1099	sei_read_code( pDecodedMessageOutputStream, 3, uiCode, "nesting_max_temporal_id_plus1[i]" ); sei.m_nestingMaxTemporalIdPlus1[i] = uiCode;
1100	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "nesting_op_idx[i]" ); sei.m_nestingOpIdx[i] = uiCode;
1101	}
1102	}
1103	else
1104	{
1105	sei_read_flag( pDecodedMessageOutputStream, uiCode, "all_layers_flag" ); sei.m_allLayersFlag = uiCode;
1106	if (!sei.m_allLayersFlag)
1107	{
1108	sei_read_code( pDecodedMessageOutputStream, 3, uiCode, "nesting_no_op_max_temporal_id_plus1" ); sei.m_nestingNoOpMaxTemporalIdPlus1 = uiCode;
1109	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "nesting_num_layers_minus1" ); sei.m_nestingNumLayersMinus1 = uiCode;
1110	for (UInt i = 0; i <= sei.m_nestingNumLayersMinus1; i++)
1111	{
1112	sei_read_code( pDecodedMessageOutputStream, 6, uiCode, "nesting_layer_id[i]" ); sei.m_nestingLayerId[i] = uiCode;
1113	}
1114	}
1115	}
1116
1117	// byte alignment
1118	while ( m_pcBitstream->getNumBitsRead() % 8 != 0 )
1119	{
1120	UInt code;
1121	sei_read_flag( pDecodedMessageOutputStream, code, "nesting_zero_bit" );
1122	}
1123
1124	sei.m_callerOwnsSEIs = false;
1125
1126	// read nested SEI messages
1127	do {
1128	#if O0164_MULTI_LAYER_HRD
1129	#if LAYERS_NOT_PRESENT_SEI
1130	xReadSEImessage(sei.m_nestedSEIs, nalUnitType, vps, sps, pDecodedMessageOutputStream, &sei);
1131	#else
1132	xReadSEImessage(sei.m_nestedSEIs, nalUnitType, sps, pDecodedMessageOutputStream, &sei);
1133	#endif
1134	#else
1135	#if LAYERS_NOT_PRESENT_SEI
1136	xReadSEImessage(sei.m_nestedSEIs, nalUnitType, vps, sps, pDecodedMessageOutputStream);
1137	#else
1138	xReadSEImessage(sei.m_nestedSEIs, nalUnitType, sps, pDecodedMessageOutputStream);
1139	#endif
1140	#endif
1141	} while (m_pcBitstream->getNumBitsLeft() > 8);
1142
1143	if (pDecodedMessageOutputStream) (*pDecodedMessageOutputStream) << "End of scalable nesting SEI message\n";
1144	}
1145
1146	Void SEIReader::xParseSEITempMotionConstraintsTileSets(SEITempMotionConstrainedTileSets& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
1147	{
1148	UInt code;
1149	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
1150	sei_read_flag( pDecodedMessageOutputStream, code, "mc_all_tiles_exact_sample_value_match_flag"); sei.m_mc_all_tiles_exact_sample_value_match_flag = (code != 0);
1151	sei_read_flag( pDecodedMessageOutputStream, code, "each_tile_one_tile_set_flag"); sei.m_each_tile_one_tile_set_flag = (code != 0);
1152
1153	if(!sei.m_each_tile_one_tile_set_flag)
1154	{
1155	sei_read_flag( pDecodedMessageOutputStream, code, "limited_tile_set_display_flag"); sei.m_limited_tile_set_display_flag = (code != 0);
1156	sei_read_uvlc( pDecodedMessageOutputStream, code, "num_sets_in_message_minus1"); sei.setNumberOfTileSets(code + 1);
1157
1158	if(sei.getNumberOfTileSets() != 0)
1159	{
1160	for(Int i = 0; i < sei.getNumberOfTileSets(); i++)
1161	{
1162	sei_read_uvlc( pDecodedMessageOutputStream, code, "mcts_id"); sei.tileSetData(i).m_mcts_id = code;
1163
1164	if(sei.m_limited_tile_set_display_flag)
1165	{
1166	sei_read_flag( pDecodedMessageOutputStream, code, "display_tile_set_flag"); sei.tileSetData(i).m_display_tile_set_flag = (code != 1);
1167	}
1168
1169	sei_read_uvlc( pDecodedMessageOutputStream, code, "num_tile_rects_in_set_minus1"); sei.tileSetData(i).setNumberOfTileRects(code + 1);
1170
1171	for(Int j=0; j<sei.tileSetData(i).getNumberOfTileRects(); j++)
1172	{
1173	sei_read_uvlc( pDecodedMessageOutputStream, code, "top_left_tile_index"); sei.tileSetData(i).topLeftTileIndex(j) = code;
1174	sei_read_uvlc( pDecodedMessageOutputStream, code, "bottom_right_tile_index"); sei.tileSetData(i).bottomRightTileIndex(j) = code;
1175	}
1176
1177	if(!sei.m_mc_all_tiles_exact_sample_value_match_flag)
1178	{
1179	sei_read_flag( pDecodedMessageOutputStream, code, "exact_sample_value_match_flag"); sei.tileSetData(i).m_exact_sample_value_match_flag = (code != 0);
1180	}
1181	sei_read_flag( pDecodedMessageOutputStream, code, "mcts_tier_level_idc_present_flag"); sei.tileSetData(i).m_mcts_tier_level_idc_present_flag = (code != 0);
1182
1183	if(sei.tileSetData(i).m_mcts_tier_level_idc_present_flag)
1184	{
1185	sei_read_flag( pDecodedMessageOutputStream, code, "mcts_tier_flag"); sei.tileSetData(i).m_mcts_tier_flag = (code != 0);
1186	sei_read_code( pDecodedMessageOutputStream, 8, code, "mcts_level_idc"); sei.tileSetData(i).m_mcts_level_idc = code;
1187	}
1188	}
1189	}
1190	}
1191	else
1192	{
1193	sei_read_flag( pDecodedMessageOutputStream, code, "max_mcs_tier_level_idc_present_flag"); sei.m_max_mcs_tier_level_idc_present_flag = code;
1194	if(sei.m_max_mcs_tier_level_idc_present_flag)
1195	{
1196	sei_read_flag( pDecodedMessageOutputStream, code, "max_mcts_tier_flag"); sei.m_max_mcts_tier_flag = code;
1197	sei_read_code( pDecodedMessageOutputStream, 8, code, "max_mcts_level_idc"); sei.m_max_mcts_level_idc = code;
1198	}
1199	}
1200	}
1201
1202	Void SEIReader::xParseSEITimeCode(SEITimeCode& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
1203	{
1204	UInt code;
1205	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
1206	sei_read_code( pDecodedMessageOutputStream, 2, code, "num_clock_ts"); sei.numClockTs = code;
1207	for(Int i = 0; i < sei.numClockTs; i++)
1208	{
1209	TComSEITimeSet currentTimeSet;
1210	sei_read_flag( pDecodedMessageOutputStream, code, "clock_time_stamp_flag[i]"); currentTimeSet.clockTimeStampFlag = code;
1211	if(currentTimeSet.clockTimeStampFlag)
1212	{
1213	sei_read_flag( pDecodedMessageOutputStream, code, "nuit_field_based_flag"); currentTimeSet.numUnitFieldBasedFlag = code;
1214	sei_read_code( pDecodedMessageOutputStream, 5, code, "counting_type"); currentTimeSet.countingType = code;
1215	sei_read_flag( pDecodedMessageOutputStream, code, "full_timestamp_flag"); currentTimeSet.fullTimeStampFlag = code;
1216	sei_read_flag( pDecodedMessageOutputStream, code, "discontinuity_flag"); currentTimeSet.discontinuityFlag = code;
1217	sei_read_flag( pDecodedMessageOutputStream, code, "cnt_dropped_flag"); currentTimeSet.cntDroppedFlag = code;
1218	sei_read_code( pDecodedMessageOutputStream, 9, code, "n_frames"); currentTimeSet.numberOfFrames = code;
1219	if(currentTimeSet.fullTimeStampFlag)
1220	{
1221	sei_read_code( pDecodedMessageOutputStream, 6, code, "seconds_value"); currentTimeSet.secondsValue = code;
1222	sei_read_code( pDecodedMessageOutputStream, 6, code, "minutes_value"); currentTimeSet.minutesValue = code;
1223	sei_read_code( pDecodedMessageOutputStream, 5, code, "hours_value"); currentTimeSet.hoursValue = code;
1224	}
1225	else
1226	{
1227	sei_read_flag( pDecodedMessageOutputStream, code, "seconds_flag"); currentTimeSet.secondsFlag = code;
1228	if(currentTimeSet.secondsFlag)
1229	{
1230	sei_read_code( pDecodedMessageOutputStream, 6, code, "seconds_value"); currentTimeSet.secondsValue = code;
1231	sei_read_flag( pDecodedMessageOutputStream, code, "minutes_flag"); currentTimeSet.minutesFlag = code;
1232	if(currentTimeSet.minutesFlag)
1233	{
1234	sei_read_code( pDecodedMessageOutputStream, 6, code, "minutes_value"); currentTimeSet.minutesValue = code;
1235	sei_read_flag( pDecodedMessageOutputStream, code, "hours_flag"); currentTimeSet.hoursFlag = code;
1236	if(currentTimeSet.hoursFlag)
1237	sei_read_code( pDecodedMessageOutputStream, 5, code, "hours_value"); currentTimeSet.hoursValue = code;
1238	}
1239	}
1240	}
1241	sei_read_code( pDecodedMessageOutputStream, 5, code, "time_offset_length"); currentTimeSet.timeOffsetLength = code;
1242	if(currentTimeSet.timeOffsetLength > 0)
1243	{
1244	sei_read_code( pDecodedMessageOutputStream, currentTimeSet.timeOffsetLength, code, "time_offset_value");
1245	if((code & (1 << (currentTimeSet.timeOffsetLength-1))) == 0)
1246	{
1247	currentTimeSet.timeOffsetValue = code;
1248	}
1249	else
1250	{
1251	code &= (1<< (currentTimeSet.timeOffsetLength-1)) - 1;
1252	currentTimeSet.timeOffsetValue = ~code + 1;
1253	}
1254	}
1255	}
1256	sei.timeSetArray[i] = currentTimeSet;
1257	}
1258	}
1259
1260	Void SEIReader::xParseSEIChromaSamplingFilterHint(SEIChromaSamplingFilterHint& sei, UInt payloadSize/, TComSPS sps/, std::ostream pDecodedMessageOutputStream)
1261	{
1262	UInt uiCode;
1263	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
1264
1265	sei_read_code( pDecodedMessageOutputStream, 8, uiCode, "ver_chroma_filter_idc"); sei.m_verChromaFilterIdc = uiCode;
1266	sei_read_code( pDecodedMessageOutputStream, 8, uiCode, "hor_chroma_filter_idc"); sei.m_horChromaFilterIdc = uiCode;
1267	sei_read_flag( pDecodedMessageOutputStream, uiCode, "ver_filtering_process_flag"); sei.m_verFilteringProcessFlag = uiCode;
1268	if(sei.m_verChromaFilterIdc == 1 \|\| sei.m_horChromaFilterIdc == 1)
1269	{
1270	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "target_format_idc"); sei.m_targetFormatIdc = uiCode;
1271	if(sei.m_verChromaFilterIdc == 1)
1272	{
1273	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "num_vertical_filters"); sei.m_numVerticalFilters = uiCode;
1274	if(sei.m_numVerticalFilters > 0)
1275	{
1276	sei.m_verTapLengthMinus1 = (Int)malloc(sei.m_numVerticalFilters sizeof(Int));
1277	sei.m_verFilterCoeff = (Int*)malloc(sei.m_numVerticalFilters sizeof(Int*));
1278	for(Int i = 0; i < sei.m_numVerticalFilters; i ++)
1279	{
1280	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "ver_tap_length_minus_1"); sei.m_verTapLengthMinus1[i] = uiCode;
1281	sei.m_verFilterCoeff[i] = (Int)malloc(sei.m_verTapLengthMinus1[i] sizeof(Int));
1282	for(Int j = 0; j < sei.m_verTapLengthMinus1[i]; j ++)
1283	{
1284	sei_read_svlc( pDecodedMessageOutputStream, sei.m_verFilterCoeff[i][j], "ver_filter_coeff");
1285	}
1286	}
1287	}
1288	}
1289	if(sei.m_horChromaFilterIdc == 1)
1290	{
1291	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "num_horizontal_filters"); sei.m_numHorizontalFilters = uiCode;
1292	if(sei.m_numHorizontalFilters > 0)
1293	{
1294	sei.m_horTapLengthMinus1 = (Int)malloc(sei.m_numHorizontalFilters sizeof(Int));
1295	sei.m_horFilterCoeff = (Int*)malloc(sei.m_numHorizontalFilters sizeof(Int*));
1296	for(Int i = 0; i < sei.m_numHorizontalFilters; i ++)
1297	{
1298	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "hor_tap_length_minus_1"); sei.m_horTapLengthMinus1[i] = uiCode;
1299	sei.m_horFilterCoeff[i] = (Int)malloc(sei.m_horTapLengthMinus1[i] sizeof(Int));
1300	for(Int j = 0; j < sei.m_horTapLengthMinus1[i]; j ++)
1301	{
1302	sei_read_svlc( pDecodedMessageOutputStream, sei.m_horFilterCoeff[i][j], "hor_filter_coeff");
1303	}
1304	}
1305	}
1306	}
1307	}
1308	}
1309
1310	Void SEIReader::xParseSEIKneeFunctionInfo(SEIKneeFunctionInfo& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
1311	{
1312	Int i;
1313	UInt val;
1314	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
1315
1316	sei_read_uvlc( pDecodedMessageOutputStream, val, "knee_function_id" ); sei.m_kneeId = val;
1317	sei_read_flag( pDecodedMessageOutputStream, val, "knee_function_cancel_flag" ); sei.m_kneeCancelFlag = val;
1318	if ( !sei.m_kneeCancelFlag )
1319	{
1320	sei_read_flag( pDecodedMessageOutputStream, val, "knee_function_persistence_flag" ); sei.m_kneePersistenceFlag = val;
1321	sei_read_code( pDecodedMessageOutputStream, 32, val, "input_d_range" ); sei.m_kneeInputDrange = val;
1322	sei_read_code( pDecodedMessageOutputStream, 32, val, "input_disp_luminance" ); sei.m_kneeInputDispLuminance = val;
1323	sei_read_code( pDecodedMessageOutputStream, 32, val, "output_d_range" ); sei.m_kneeOutputDrange = val;
1324	sei_read_code( pDecodedMessageOutputStream, 32, val, "output_disp_luminance" ); sei.m_kneeOutputDispLuminance = val;
1325	sei_read_uvlc( pDecodedMessageOutputStream, val, "num_knee_points_minus1" ); sei.m_kneeNumKneePointsMinus1 = val;
1326	assert( sei.m_kneeNumKneePointsMinus1 > 0 );
1327	sei.m_kneeInputKneePoint.resize(sei.m_kneeNumKneePointsMinus1+1);
1328	sei.m_kneeOutputKneePoint.resize(sei.m_kneeNumKneePointsMinus1+1);
1329	for(i = 0; i <= sei.m_kneeNumKneePointsMinus1; i++ )
1330	{
1331	sei_read_code( pDecodedMessageOutputStream, 10, val, "input_knee_point" ); sei.m_kneeInputKneePoint[i] = val;
1332	sei_read_code( pDecodedMessageOutputStream, 10, val, "output_knee_point" ); sei.m_kneeOutputKneePoint[i] = val;
1333	}
1334	}
1335	}
1336
1337	Void SEIReader::xParseSEIMasteringDisplayColourVolume(SEIMasteringDisplayColourVolume& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
1338	{
1339	UInt code;
1340	output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
1341
1342	sei_read_code( pDecodedMessageOutputStream, 16, code, "display_primaries_x[0]" ); sei.values.primaries[0][0] = code;
1343	sei_read_code( pDecodedMessageOutputStream, 16, code, "display_primaries_y[0]" ); sei.values.primaries[0][1] = code;
1344
1345	sei_read_code( pDecodedMessageOutputStream, 16, code, "display_primaries_x[1]" ); sei.values.primaries[1][0] = code;
1346	sei_read_code( pDecodedMessageOutputStream, 16, code, "display_primaries_y[1]" ); sei.values.primaries[1][1] = code;
1347
1348	sei_read_code( pDecodedMessageOutputStream, 16, code, "display_primaries_x[2]" ); sei.values.primaries[2][0] = code;
1349	sei_read_code( pDecodedMessageOutputStream, 16, code, "display_primaries_y[2]" ); sei.values.primaries[2][1] = code;
1350
1351
1352	sei_read_code( pDecodedMessageOutputStream, 16, code, "white_point_x" ); sei.values.whitePoint[0] = code;
1353	sei_read_code( pDecodedMessageOutputStream, 16, code, "white_point_y" ); sei.values.whitePoint[1] = code;
1354
1355	sei_read_code( pDecodedMessageOutputStream, 32, code, "max_display_mastering_luminance" ); sei.values.maxLuminance = code;
1356	sei_read_code( pDecodedMessageOutputStream, 32, code, "min_display_mastering_luminance" ); sei.values.minLuminance = code;
1357	}
1358
1359	#if Q0074_COLOUR_REMAPPING_SEI
1360	Void SEIReader::xParseSEIColourRemappingInfo(SEIColourRemappingInfo& sei, UInt /payloadSize/, std::ostream *pDecodedMessageOutputStream)
1361	{
1362	UInt uiVal;
1363	Int iVal;
1364
1365	sei_read_uvlc( pDecodedMessageOutputStream, uiVal, "colour_remap_id" ); sei.m_colourRemapId = uiVal;
1366	sei_read_flag( pDecodedMessageOutputStream, uiVal, "colour_remap_cancel_flag" ); sei.m_colourRemapCancelFlag = uiVal;
1367	if( !sei.m_colourRemapCancelFlag )
1368	{
1369	sei_read_flag( pDecodedMessageOutputStream, uiVal, "colour_remap_persistence_flag" ); sei.m_colourRemapPersistenceFlag = uiVal;
1370	sei_read_flag( pDecodedMessageOutputStream, uiVal, "colour_remap_video_signal_info_present_flag" ); sei.m_colourRemapVideoSignalInfoPresentFlag = uiVal;
1371	if ( sei.m_colourRemapVideoSignalInfoPresentFlag )
1372	{
1373	sei_read_flag( pDecodedMessageOutputStream, uiVal, "colour_remap_full_range_flag" ); sei.m_colourRemapFullRangeFlag = uiVal;
1374	sei_read_code( pDecodedMessageOutputStream, 8, uiVal, "colour_remap_primaries" ); sei.m_colourRemapPrimaries = uiVal;
1375	sei_read_code( pDecodedMessageOutputStream, 8, uiVal, "colour_remap_transfer_function" ); sei.m_colourRemapTransferFunction = uiVal;
1376	sei_read_code( pDecodedMessageOutputStream, 8, uiVal, "colour_remap_matrix_coefficients" ); sei.m_colourRemapMatrixCoefficients = uiVal;
1377	}
1378	sei_read_code( pDecodedMessageOutputStream, 8, uiVal, "colour_remap_input_bit_depth" ); sei.m_colourRemapInputBitDepth = uiVal;
1379	sei_read_code( pDecodedMessageOutputStream, 8, uiVal, "colour_remap_bit_depth" ); sei.m_colourRemapBitDepth = uiVal;
1380
1381	for( Int c=0 ; c<3 ; c++ )
1382	{
1383	sei_read_code( pDecodedMessageOutputStream, 8, uiVal, "pre_lut_num_val_minus1[c]" ); sei.m_preLutNumValMinus1[c] = (uiVal==0) ? 1 : uiVal;
1384	sei.m_preLutCodedValue[c].resize(sei.m_preLutNumValMinus1[c]+1);
1385	sei.m_preLutTargetValue[c].resize(sei.m_preLutNumValMinus1[c]+1);
1386	if( uiVal> 0 )
1387	for ( Int i=0 ; i<=sei.m_preLutNumValMinus1[c] ; i++ )
1388	{
1389	sei_read_code( pDecodedMessageOutputStream, (( sei.m_colourRemapInputBitDepth + 7 ) >> 3 ) << 3, uiVal, "pre_lut_coded_value[c][i]" ); sei.m_preLutCodedValue[c][i] = uiVal;
1390	sei_read_code( pDecodedMessageOutputStream, (( sei.m_colourRemapBitDepth + 7 ) >> 3 ) << 3, uiVal, "pre_lut_target_value[c][i]" ); sei.m_preLutTargetValue[c][i] = uiVal;
1391	}
1392	else // pre_lut_num_val_minus1[c] == 0
1393	{
1394	sei.m_preLutCodedValue[c][0] = 0;
1395	sei.m_preLutTargetValue[c][0] = 0;
1396	sei.m_preLutCodedValue[c][1] = (1 << sei.m_colourRemapInputBitDepth) - 1 ;
1397	sei.m_preLutTargetValue[c][1] = (1 << sei.m_colourRemapBitDepth) - 1 ;
1398	}
1399	}
1400
1401	sei_read_flag( pDecodedMessageOutputStream, uiVal, "colour_remap_matrix_present_flag" ); sei.m_colourRemapMatrixPresentFlag = uiVal;
1402	if( sei.m_colourRemapMatrixPresentFlag )
1403	{
1404	sei_read_code( pDecodedMessageOutputStream, 4, uiVal, "log2_matrix_denom" ); sei.m_log2MatrixDenom = uiVal;
1405	for ( Int c=0 ; c<3 ; c++ )
1406	for ( Int i=0 ; i<3 ; i++ )
1407	{
1408	sei_read_svlc( pDecodedMessageOutputStream, iVal, "colour_remap_coeffs[c][i]" ); sei.m_colourRemapCoeffs[c][i] = iVal;
1409	}
1410	}
1411	else // setting default matrix (I3)
1412	{
1413	sei.m_log2MatrixDenom = 0;
1414	for ( Int c=0 ; c<3 ; c++ )
1415	for ( Int i=0 ; i<3 ; i++ )
1416	sei.m_colourRemapCoeffs[c][i] = (c==i) ? 1 : 0;
1417	}
1418	for( Int c=0 ; c<3 ; c++ )
1419	{
1420	sei_read_code( pDecodedMessageOutputStream, 8, uiVal, "post_lut_num_val_minus1[c]" ); sei.m_postLutNumValMinus1[c] = (uiVal==0) ? 1 : uiVal;
1421	sei.m_postLutCodedValue[c].resize(sei.m_postLutNumValMinus1[c]+1);
1422	sei.m_postLutTargetValue[c].resize(sei.m_postLutNumValMinus1[c]+1);
1423	if( uiVal > 0 )
1424	for ( Int i=0 ; i<=sei.m_postLutNumValMinus1[c] ; i++ )
1425	{
1426	sei_read_code( pDecodedMessageOutputStream, (( sei.m_colourRemapBitDepth + 7 ) >> 3 ) << 3, uiVal, "post_lut_coded_value[c][i]" ); sei.m_postLutCodedValue[c][i] = uiVal;
1427	sei_read_code( pDecodedMessageOutputStream, (( sei.m_colourRemapBitDepth + 7 ) >> 3 ) << 3, uiVal, "post_lut_target_value[c][i]" ); sei.m_postLutTargetValue[c][i] = uiVal;
1428	}
1429	else
1430	{
1431	sei.m_postLutCodedValue[c][0] = 0;
1432	sei.m_postLutTargetValue[c][0] = 0;
1433	sei.m_postLutTargetValue[c][1] = (1 << sei.m_colourRemapBitDepth) - 1;
1434	sei.m_postLutCodedValue[c][1] = (1 << sei.m_colourRemapBitDepth) - 1;
1435	}
1436	}
1437	}
1438	}
1439	#endif
1440
1441
1442	#if SVC_EXTENSION
1443	#if LAYERS_NOT_PRESENT_SEI
1444	Void SEIReader::xParseSEILayersNotPresent(SEILayersNotPresent &sei, UInt payloadSize, TComVPS vps, std::ostream pDecodedMessageOutputStream)
1445	{
1446	UInt uiCode;
1447	UInt i = 0;
1448
1449	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "lp_sei_active_vps_id" ); sei.m_activeVpsId = uiCode;
1450	assert(vps->getVPSId() == sei.m_activeVpsId);
1451	sei.m_vpsMaxLayers = vps->getMaxLayers();
1452	for (; i < sei.m_vpsMaxLayers; i++)
1453	{
1454	sei_read_flag( pDecodedMessageOutputStream, uiCode, "layer_not_present_flag" ); sei.m_layerNotPresentFlag[i] = uiCode ? true : false;
1455	}
1456	for (; i < MAX_LAYERS; i++)
1457	{
1458	sei.m_layerNotPresentFlag[i] = false;
1459	}
1460	}
1461	#endif
1462
1463	#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
1464	Void SEIReader::xParseSEIInterLayerConstrainedTileSets (SEIInterLayerConstrainedTileSets &sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
1465	{
1466	UInt uiCode;
1467
1468	sei_read_flag( pDecodedMessageOutputStream, uiCode, "il_all_tiles_exact_sample_value_match_flag" ); sei.m_ilAllTilesExactSampleValueMatchFlag = uiCode;
1469	sei_read_flag( pDecodedMessageOutputStream, uiCode, "il_one_tile_per_tile_set_flag" ); sei.m_ilOneTilePerTileSetFlag = uiCode;
1470	if( !sei.m_ilOneTilePerTileSetFlag )
1471	{
1472	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "il_num_sets_in_message_minus1" ); sei.m_ilNumSetsInMessageMinus1 = uiCode;
1473	if( sei.m_ilNumSetsInMessageMinus1 )
1474	{
1475	sei_read_flag( pDecodedMessageOutputStream, uiCode, "skipped_tile_set_present_flag" ); sei.m_skippedTileSetPresentFlag = uiCode;
1476	}
1477	else
1478	{
1479	sei.m_skippedTileSetPresentFlag = false;
1480	}
1481	UInt numSignificantSets = sei.m_ilNumSetsInMessageMinus1 - (sei.m_skippedTileSetPresentFlag ? 1 : 0) + 1;
1482	for( UInt i = 0; i < numSignificantSets; i++ )
1483	{
1484	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "ilcts_id" ); sei.m_ilctsId[i] = uiCode;
1485	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "il_num_tile_rects_in_set_minus1" ) ;sei.m_ilNumTileRectsInSetMinus1[i] = uiCode;
1486	for( UInt j = 0; j <= sei.m_ilNumTileRectsInSetMinus1[i]; j++ )
1487	{
1488	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "il_top_left_tile_index" ); sei.m_ilTopLeftTileIndex[i][j] = uiCode;
1489	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "il_bottom_right_tile_index" ); sei.m_ilBottomRightTileIndex[i][j] = uiCode;
1490	}
1491	sei_read_code( pDecodedMessageOutputStream, 2, uiCode, "ilc_idc" ); sei.m_ilcIdc[i] = uiCode;
1492	if( sei.m_ilAllTilesExactSampleValueMatchFlag )
1493	{
1494	sei_read_flag( pDecodedMessageOutputStream, uiCode, "il_exact_sample_value_match_flag" ); sei.m_ilExactSampleValueMatchFlag[i] = uiCode;
1495	}
1496	}
1497	}
1498	else
1499	{
1500	sei_read_code( pDecodedMessageOutputStream, 2, uiCode, "all_tiles_ilc_idc" ); sei.m_allTilesIlcIdc = uiCode;
1501	}
1502	}
1503	#endif
1504
1505	#if SUB_BITSTREAM_PROPERTY_SEI
1506	#if OLS_IDX_CHK
1507	Void SEIReader::xParseSEISubBitstreamProperty(SEISubBitstreamProperty &sei, TComVPS vps, std::ostream pDecodedMessageOutputStream)
1508	#else
1509	Void SEIReader::xParseSEISubBitstreamProperty(SEISubBitstreamProperty &sei, std::ostream *pDecodedMessageOutputStream)
1510	#endif
1511	{
1512	UInt uiCode;
1513	sei_read_code( pDecodedMessageOutputStream, 4, uiCode, "active_vps_id" ); sei.m_activeVpsId = uiCode;
1514	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "num_additional_sub_streams_minus1" ); sei.m_numAdditionalSubStreams = uiCode + 1;
1515
1516	for( Int i = 0; i < sei.m_numAdditionalSubStreams; i++ )
1517	{
1518	sei_read_code( pDecodedMessageOutputStream, 2, uiCode, "sub_bitstream_mode[i]" ); sei.m_subBitstreamMode[i] = uiCode;
1519	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "output_layer_set_idx_to_vps[i]" );
1520	#if OLS_IDX_CHK
1521	// The value of output_layer_set_idx_to_vps[ i ] shall be in the range of 0 to NumOutputLayerSets − 1, inclusive.
1522	assert(uiCode > 0 && uiCode <= vps->getNumOutputLayerSets()-1);
1523	#endif
1524	sei.m_outputLayerSetIdxToVps[i] = uiCode;
1525	sei_read_code( pDecodedMessageOutputStream, 3, uiCode, "highest_sub_layer_id[i]" ); sei.m_highestSublayerId[i] = uiCode;
1526	sei_read_code( pDecodedMessageOutputStream, 16, uiCode, "avg_bit_rate[i]" ); sei.m_avgBitRate[i] = uiCode;
1527	sei_read_code( pDecodedMessageOutputStream, 16, uiCode, "max_bit_rate[i]" ); sei.m_maxBitRate[i] = uiCode;
1528	}
1529	}
1530	#endif
1531
1532	#if O0164_MULTI_LAYER_HRD
1533	#if LAYERS_NOT_PRESENT_SEI
1534	Void SEIReader::xParseSEIBspNesting(SEIBspNesting &sei, const NalUnitType nalUnitType, TComVPS vps, TComSPS sps, const SEIScalableNesting &nestingSei, std::ostream *pDecodedMessageOutputStream)
1535	#else
1536	Void SEIReader::xParseSEIBspNesting(SEIBspNesting &sei, const NalUnitType nalUnitType, TComSPS sps, const SEIScalableNesting &nestingSei, std::ostream pDecodedMessageOutputStream)
1537	#endif
1538	{
1539	UInt uiCode;
1540	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "bsp_idx" ); sei.m_bspIdx = uiCode;
1541
1542	// byte alignment
1543	while ( m_pcBitstream->getNumBitsRead() % 8 != 0 )
1544	{
1545	UInt code;
1546	sei_read_flag( pDecodedMessageOutputStream, code, "bsp_nesting_zero_bit" );
1547	}
1548
1549	sei.m_callerOwnsSEIs = false;
1550
1551	// read nested SEI messages
1552	#if NESTING_SEI_EXTENSIBILITY
1553	Int numSeiMessages = 0;
1554	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "num_seis_in_bsp_minus1" ); assert( uiCode <= MAX_SEIS_IN_BSP_NESTING );
1555	numSeiMessages = uiCode;
1556	for(Int i = 0; i < numSeiMessages; i++)
1557	{
1558	xReadSEImessage(sei.m_nestedSEIs, nalUnitType, vps, sps, pDecodedMessageOutputStream, &nestingSei, &sei);
1559	}
1560	#else
1561	do {
1562	#if LAYERS_NOT_PRESENT_SEI
1563	xReadSEImessage(sei.m_nestedSEIs, nalUnitType, vps, sps, pDecodedMessageOutputStream, &nestingSei, &sei);
1564	#else
1565	xReadSEImessage(sei.m_nestedSEIs, nalUnitType, sps, pDecodedMessageOutputStream, &nestingSei);
1566	#endif
1567	} while (m_pcBitstream->getNumBitsLeft() > 8);
1568	#endif
1569	}
1570
1571	Void SEIReader::xParseSEIBspInitialArrivalTime(SEIBspInitialArrivalTime &sei, TComVPS vps, TComSPS sps, const SEIScalableNesting &nestingSei, const SEIBspNesting &bspNestingSei, std::ostream *pDecodedMessageOutputStream)
1572	{
1573	assert(vps->getVpsVuiPresentFlag());
1574
1575	#if VPS_VUI_BSP_HRD_PARAMS
1576	UInt uiCode;
1577	Int psIdx = bspNestingSei.m_seiPartitioningSchemeIdx;
1578	Int seiOlsIdx = bspNestingSei.m_seiOlsIdx;
1579	Int maxTemporalId = nestingSei.m_nestingMaxTemporalIdPlus1[0];
1580	Int maxValues = vps->getNumBspSchedulesMinus1(seiOlsIdx, psIdx, maxTemporalId) + 1;
1581	std::vector<Int> hrdIdx(0, maxValues);
1582	std::vector<TComHRD *> hrdVec;
1583	std::vector<Int> syntaxElemLen;
1584	for(Int i = 0; i < maxValues; i++)
1585	{
1586	hrdIdx[i] = vps->getBspHrdIdx( seiOlsIdx, psIdx, maxTemporalId, i, bspNestingSei.m_bspIdx);
1587	hrdVec[i] = vps->getBspHrd(hrdIdx[i]);
1588
1589	syntaxElemLen[i] = hrdVec[i]->getInitialCpbRemovalDelayLengthMinus1() + 1;
1590	if ( !(hrdVec[i]->getNalHrdParametersPresentFlag() \|\| hrdVec[i]->getVclHrdParametersPresentFlag()) )
1591	{
1592	assert( syntaxElemLen[i] == 24 ); // Default value of init_cpb_removal_delay_length_minus1 is 23
1593	}
1594	if( i > 0 )
1595	{
1596	assert( hrdVec[i]->getNalHrdParametersPresentFlag() == hrdVec[i-1]->getNalHrdParametersPresentFlag() );
1597	assert( hrdVec[i]->getVclHrdParametersPresentFlag() == hrdVec[i-1]->getVclHrdParametersPresentFlag() );
1598	}
1599	}
1600	if (hrdVec[0]->getNalHrdParametersPresentFlag())
1601	{
1602	for(UInt i = 0; i < maxValues; i++)
1603	{
1604	sei_read_code( pDecodedMessageOutputStream, syntaxElemLen[i], uiCode, "nal_initial_arrival_delay[i]" ); sei.m_nalInitialArrivalDelay[i] = uiCode;
1605	}
1606	}
1607	if( hrdVec[0]->getVclHrdParametersPresentFlag() )
1608	{
1609	for(UInt i = 0; i < maxValues; i++)
1610	{
1611	sei_read_code( pDecodedMessageOutputStream, syntaxElemLen[i], uiCode, "vcl_initial_arrival_delay[i]" ); sei.m_vclInitialArrivalDelay[i] = uiCode;
1612	}
1613	}
1614	#else
1615	UInt schedCombCnt = vps->getNumBspSchedCombinations(nestingSei.m_nestingOpIdx[0]);
1616	UInt len;
1617	UInt hrdIdx;
1618	UInt uiCode;
1619
1620	if (schedCombCnt > 0)
1621	{
1622	hrdIdx = vps->getBspCombHrdIdx(nestingSei.m_nestingOpIdx[0], 0, bspNestingSei.m_bspIdx);
1623	}
1624	else
1625	{
1626	hrdIdx = 0;
1627	}
1628
1629	TComHRD *hrd = vps->getBspHrd(hrdIdx);
1630
1631	if (hrd->getNalHrdParametersPresentFlag() \|\| hrd->getVclHrdParametersPresentFlag())
1632	{
1633	len = hrd->getInitialCpbRemovalDelayLengthMinus1() + 1;
1634	}
1635	else
1636	{
1637	len = 23 + 1;
1638	}
1639
1640	if (hrd->getNalHrdParametersPresentFlag())
1641	{
1642	for(UInt i = 0; i < schedCombCnt; i++)
1643	{
1644	sei_read_code( pDecodedMessageOutputStream, len, uiCode, "nal_initial_arrival_delay" ); sei.m_nalInitialArrivalDelay[i] = uiCode;
1645	}
1646	}
1647	#if BSP_INIT_ARRIVAL_SEI
1648	if( hrd->getVclHrdParametersPresentFlag() )
1649	#else
1650	else
1651	#endif
1652	{
1653	for(UInt i = 0; i < schedCombCnt; i++)
1654	{
1655	sei_read_code( pDecodedMessageOutputStream, len, uiCode, "vcl_initial_arrival_delay" ); sei.m_vclInitialArrivalDelay[i] = uiCode;
1656	}
1657	}
1658	#endif
1659	}
1660
1661	#if !REMOVE_BSP_HRD_SEI
1662	Void SEIReader::xParseSEIBspHrd(SEIBspHrd &sei, TComSPS sps, const SEIScalableNesting &nestingSei, std::ostream pDecodedMessageOutputStream)
1663	{
1664	UInt uiCode;
1665	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "sei_num_bsp_hrd_parameters_minus1" ); sei.m_seiNumBspHrdParametersMinus1 = uiCode;
1666	for (UInt i = 0; i <= sei.m_seiNumBspHrdParametersMinus1; i++)
1667	{
1668	if (i > 0)
1669	{
1670	sei_read_flag( pDecodedMessageOutputStream, uiCode, "sei_bsp_cprms_present_flag" ); sei.m_seiBspCprmsPresentFlag[i] = uiCode;
1671	}
1672	xParseHrdParameters(sei.hrd, i==0 ? 1 : sei.m_seiBspCprmsPresentFlag[i], nestingSei.m_nestingMaxTemporalIdPlus1[0]-1);
1673	}
1674	for (UInt h = 0; h <= nestingSei.m_nestingNumOpsMinus1; h++)
1675	{
1676	UInt lsIdx = nestingSei.m_nestingOpIdx[h];
1677	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "num_sei_bitstream_partitions_minus1[i]"); sei.m_seiNumBitstreamPartitionsMinus1[lsIdx] = uiCode;
1678	#if HRD_BPB
1679	Int chkPart=0;
1680	#endif
1681	UInt i;
1682	for(i = 0; i <= sei.m_seiNumBitstreamPartitionsMinus1[lsIdx]; i++)
1683	{
1684	#if HRD_BPB
1685	UInt nl=0; UInt j;
1686	for(j = 0; j < sei.m_vpsMaxLayers; j++)
1687	{
1688	if (sei.m_layerIdIncludedFlag[lsIdx][j])
1689	{
1690	nl++;
1691	}
1692	}
1693	for (j = 0; j < nl; j++)
1694	{
1695	#else
1696	for (UInt j = 0; j < sei.m_vpsMaxLayers; j++)
1697	{
1698	if (sei.m_layerIdIncludedFlag[lsIdx][j])
1699	{
1700	#endif
1701	sei_read_flag( pDecodedMessageOutputStream, uiCode, "sei_layer_in_bsp_flag[lsIdx][i][j]" ); sei.m_seiLayerInBspFlag[lsIdx][i][j] = uiCode;
1702	}
1703	#if !HRD_BPB
1704	}
1705	#endif
1706	#if HRD_BPB
1707	chkPart+=sei.m_seiLayerInBspFlag[lsIdx][i][j];
1708	#endif
1709	}
1710	#if HRD_BPB
1711	assert(chkPart<=1);
1712	#endif
1713	#if HRD_BPB
1714	if(sei.m_seiNumBitstreamPartitionsMinus1[lsIdx]==0)
1715	{
1716	Int chkPartition1=0; Int chkPartition2=0;
1717	for (UInt j = 0; j < sei.m_vpsMaxLayers; j++)
1718	{
1719	if( sei.m_layerIdIncludedFlag[lsIdx][j] )
1720	{
1721	chkPartition1+=sei.m_seiLayerInBspFlag[lsIdx][0][j];
1722	chkPartition2++;
1723	}
1724	}
1725	assert(chkPartition1!=chkPartition2);
1726	}
1727	#endif
1728
1729	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "sei_num_bsp_sched_combinations_minus1[i]"); sei.m_seiNumBspSchedCombinationsMinus1[lsIdx] = uiCode;
1730	for (i = 0; i <= sei.m_seiNumBspSchedCombinationsMinus1[lsIdx]; i++)
1731	{
1732	for (UInt j = 0; j <= sei.m_seiNumBitstreamPartitionsMinus1[lsIdx]; j++)
1733	{
1734	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "sei_bsp_comb_hrd_idx[lsIdx][i][j]"); sei.m_seiBspCombHrdIdx[lsIdx][i][j] = uiCode;
1735	#if HRD_BPB
1736	assert(uiCode <= sei.m_seiNumBspHrdParametersMinus1);
1737	#endif
1738	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "sei_bsp_comb_sched_idx[lsIdx][i][j]"); sei.m_seiBspCombScheddx[lsIdx][i][j] = uiCode;
1739	#if HRD_BPB
1740	assert(uiCode <= sei.hrd->getCpbCntMinus1( sps->getMaxTLayers()-1 ));
1741	#endif
1742
1743	}
1744	}
1745	}
1746	}
1747	#endif
1748
1749	Void SEIReader::xParseHrdParameters(TComHRD hrd, Bool commonInfPresentFlag, UInt maxNumSubLayersMinus1, std::ostream pDecodedMessageOutputStream)
1750	{
1751	UInt uiCode;
1752	if( commonInfPresentFlag )
1753	{
1754	sei_read_flag( pDecodedMessageOutputStream, uiCode, "nal_hrd_parameters_present_flag" ); hrd->setNalHrdParametersPresentFlag( uiCode == 1 ? true : false );
1755	sei_read_flag( pDecodedMessageOutputStream, uiCode, "vcl_hrd_parameters_present_flag" ); hrd->setVclHrdParametersPresentFlag( uiCode == 1 ? true : false );
1756	if( hrd->getNalHrdParametersPresentFlag() \|\| hrd->getVclHrdParametersPresentFlag() )
1757	{
1758	sei_read_flag( pDecodedMessageOutputStream, uiCode, "sub_pic_cpb_params_present_flag" ); hrd->setSubPicCpbParamsPresentFlag( uiCode == 1 ? true : false );
1759	if( hrd->getSubPicCpbParamsPresentFlag() )
1760	{
1761	sei_read_code( pDecodedMessageOutputStream, 8, uiCode, "tick_divisor_minus2" ); hrd->setTickDivisorMinus2( uiCode );
1762	sei_read_code( pDecodedMessageOutputStream, 5, uiCode, "du_cpb_removal_delay_length_minus1" ); hrd->setDuCpbRemovalDelayLengthMinus1( uiCode );
1763	sei_read_flag( pDecodedMessageOutputStream, uiCode, "sub_pic_cpb_params_in_pic_timing_sei_flag" ); hrd->setSubPicCpbParamsInPicTimingSEIFlag( uiCode == 1 ? true : false );
1764	sei_read_code( pDecodedMessageOutputStream, 5, uiCode, "dpb_output_delay_du_length_minus1" ); hrd->setDpbOutputDelayDuLengthMinus1( uiCode );
1765	}
1766	sei_read_code( pDecodedMessageOutputStream, 4, uiCode, "bit_rate_scale" ); hrd->setBitRateScale( uiCode );
1767	sei_read_code( pDecodedMessageOutputStream, 4, uiCode, "cpb_size_scale" ); hrd->setCpbSizeScale( uiCode );
1768	if( hrd->getSubPicCpbParamsPresentFlag() )
1769	{
1770	sei_read_code( pDecodedMessageOutputStream, 4, uiCode, "cpb_size_du_scale" ); hrd->setDuCpbSizeScale( uiCode );
1771	}
1772	sei_read_code( pDecodedMessageOutputStream, 5, uiCode, "initial_cpb_removal_delay_length_minus1" ); hrd->setInitialCpbRemovalDelayLengthMinus1( uiCode );
1773	sei_read_code( pDecodedMessageOutputStream, 5, uiCode, "au_cpb_removal_delay_length_minus1" ); hrd->setCpbRemovalDelayLengthMinus1( uiCode );
1774	sei_read_code( pDecodedMessageOutputStream, 5, uiCode, "dpb_output_delay_length_minus1" ); hrd->setDpbOutputDelayLengthMinus1( uiCode );
1775	}
1776	}
1777	Int i, j, nalOrVcl;
1778	for( i = 0; i <= maxNumSubLayersMinus1; i ++ )
1779	{
1780	sei_read_flag( pDecodedMessageOutputStream, uiCode, "fixed_pic_rate_general_flag" ); hrd->setFixedPicRateFlag( i, uiCode == 1 ? true : false );
1781	if( !hrd->getFixedPicRateFlag( i ) )
1782	{
1783	sei_read_flag( pDecodedMessageOutputStream, uiCode, "fixed_pic_rate_within_cvs_flag" ); hrd->setFixedPicRateWithinCvsFlag( i, uiCode == 1 ? true : false );
1784	}
1785	else
1786	{
1787	hrd->setFixedPicRateWithinCvsFlag( i, true );
1788	}
1789	hrd->setLowDelayHrdFlag( i, 0 ); // Infered to be 0 when not present
1790	hrd->setCpbCntMinus1 ( i, 0 ); // Infered to be 0 when not present
1791	if( hrd->getFixedPicRateWithinCvsFlag( i ) )
1792	{
1793	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "elemental_duration_in_tc_minus1" ); hrd->setPicDurationInTcMinus1( i, uiCode );
1794	}
1795	else
1796	{
1797	sei_read_flag( pDecodedMessageOutputStream, uiCode, "low_delay_hrd_flag" ); hrd->setLowDelayHrdFlag( i, uiCode == 1 ? true : false );
1798	}
1799	if (!hrd->getLowDelayHrdFlag( i ))
1800	{
1801	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "cpb_cnt_minus1" ); hrd->setCpbCntMinus1( i, uiCode );
1802	}
1803	for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ )
1804	{
1805	if( ( ( nalOrVcl == 0 ) && ( hrd->getNalHrdParametersPresentFlag() ) ) \|\|
1806	( ( nalOrVcl == 1 ) && ( hrd->getVclHrdParametersPresentFlag() ) ) )
1807	{
1808	for( j = 0; j <= ( hrd->getCpbCntMinus1( i ) ); j ++ )
1809	{
1810	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "bit_rate_value_minus1" ); hrd->setBitRateValueMinus1( i, j, nalOrVcl, uiCode );
1811	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "cpb_size_value_minus1" ); hrd->setCpbSizeValueMinus1( i, j, nalOrVcl, uiCode );
1812	if( hrd->getSubPicCpbParamsPresentFlag() )
1813	{
1814	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "cpb_size_du_value_minus1" ); hrd->setDuCpbSizeValueMinus1( i, j, nalOrVcl, uiCode );
1815	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "bit_rate_du_value_minus1" ); hrd->setDuBitRateValueMinus1( i, j, nalOrVcl, uiCode );
1816	}
1817	sei_read_flag( pDecodedMessageOutputStream, uiCode, "cbr_flag" ); hrd->setCbrFlag( i, j, nalOrVcl, uiCode == 1 ? true : false );
1818	}
1819	}
1820	}
1821	}
1822	}
1823	#endif
1824
1825	#if Q0078_ADD_LAYER_SETS
1826
1827	#if LAYERS_NOT_PRESENT_SEI
1828	Void SEIReader::xParseSEIOutputLayerSetNesting(SEIOutputLayerSetNesting& sei, const NalUnitType nalUnitType, TComVPS vps, TComSPS sps, std::ostream *pDecodedMessageOutputStream)
1829	#else
1830	Void SEIReader::xParseSEIOutputLayerSetNesting(SEIOutputLayerSetNesting& sei, const NalUnitType nalUnitType, TComSPS sps, std::ostream pDecodedMessageOutputStream)
1831	#endif
1832	{
1833	UInt uiCode;
1834	SEIMessages seis;
1835
1836	sei_read_flag( pDecodedMessageOutputStream, uiCode, "ols_flag"); sei.m_olsFlag = uiCode;
1837	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "num_ols_indices_minus1"); sei.m_numOlsIndicesMinus1 = uiCode;
1838
1839	for (Int i = 0; i <= sei.m_numOlsIndicesMinus1; i++)
1840	{
1841	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "ols_idx[i]"); sei.m_olsIdx[i] = uiCode;
1842	}
1843
1844	// byte alignment
1845	while (m_pcBitstream->getNumBitsRead() % 8 != 0)
1846	{
1847	UInt code;
1848	sei_read_flag( pDecodedMessageOutputStream, code, "ols_nesting_zero_bit");
1849	}
1850
1851	sei.m_callerOwnsSEIs = false;
1852
1853	// read nested SEI messages
1854	do {
1855	#if O0164_MULTI_LAYER_HRD
1856	#if LAYERS_NOT_PRESENT_SEI
1857	xReadSEImessage(sei.m_nestedSEIs, nalUnitType, vps, sps, pDecodedMessageOutputStream);
1858	#else
1859	xReadSEImessage(sei.m_nestedSEIs, nalUnitType, sps, pDecodedMessageOutputStream);
1860	#endif
1861	#else
1862	#if LAYERS_NOT_PRESENT_SEI
1863	xReadSEImessage(sei.m_nestedSEIs, nalUnitType, vps, sps, pDecodedMessageOutputStream);
1864	#else
1865	xReadSEImessage(sei.m_nestedSEIs, nalUnitType, sps, pDecodedMessageOutputStream);
1866	#endif
1867	#endif
1868	} while (m_pcBitstream->getNumBitsLeft() > 8);
1869
1870	}
1871
1872	Void SEIReader::xParseSEIVPSRewriting(SEIVPSRewriting &sei, std::ostream *pDecodedMessageOutputStream )
1873	{
1874	}
1875
1876	#endif
1877
1878	#if Q0096_OVERLAY_SEI
1879	Void SEIReader::xParseSEIOverlayInfo(SEIOverlayInfo& sei, UInt /payloadSize/, std::ostream *pDecodedMessageOutputStream)
1880	{
1881	Int i, j;
1882	UInt val;
1883	sei_read_flag( pDecodedMessageOutputStream, val, "overlay_info_cancel_flag" ); sei.m_overlayInfoCancelFlag = val;
1884	if ( !sei.m_overlayInfoCancelFlag )
1885	{
1886	sei_read_uvlc( pDecodedMessageOutputStream, val, "overlay_content_aux_id_minus128" ); sei.m_overlayContentAuxIdMinus128 = val;
1887	sei_read_uvlc( pDecodedMessageOutputStream, val, "overlay_label_aux_id_minus128" ); sei.m_overlayLabelAuxIdMinus128 = val;
1888	sei_read_uvlc( pDecodedMessageOutputStream, val, "overlay_alpha_aux_id_minus128" ); sei.m_overlayAlphaAuxIdMinus128 = val;
1889	sei_read_uvlc( pDecodedMessageOutputStream, val, "overlay_element_label_value_length_minus8" ); sei.m_overlayElementLabelValueLengthMinus8 = val;
1890	sei_read_uvlc( pDecodedMessageOutputStream, val, "num_overlays_minus1" ); sei.m_numOverlaysMinus1 = val;
1891
1892	assert( sei.m_numOverlaysMinus1 < MAX_OVERLAYS );
1893	sei.m_overlayIdx.resize( sei.m_numOverlaysMinus1+1 );
1894	sei.m_languageOverlayPresentFlag.resize( sei.m_numOverlaysMinus1+1 );
1895	sei.m_overlayContentLayerId.resize( sei.m_numOverlaysMinus1+1 );
1896	sei.m_overlayLabelPresentFlag.resize( sei.m_numOverlaysMinus1+1 );
1897	sei.m_overlayLabelLayerId.resize( sei.m_numOverlaysMinus1+1 );
1898	sei.m_overlayAlphaPresentFlag.resize( sei.m_numOverlaysMinus1+1 );
1899	sei.m_overlayAlphaLayerId.resize( sei.m_numOverlaysMinus1+1 );
1900	sei.m_numOverlayElementsMinus1.resize( sei.m_numOverlaysMinus1+1 );
1901	sei.m_overlayElementLabelMin.resize( sei.m_numOverlaysMinus1+1 );
1902	sei.m_overlayElementLabelMax.resize( sei.m_numOverlaysMinus1+1 );
1903	for ( i=0 ; i<=sei.m_numOverlaysMinus1 ; i++ )
1904	{
1905	sei_read_uvlc( pDecodedMessageOutputStream, val, "overlay_idx" ); sei.m_overlayIdx[i] = val;
1906	sei_read_flag( pDecodedMessageOutputStream, val, "language_overlay_present_flag" ); sei.m_languageOverlayPresentFlag[i] = val;
1907	sei_read_code( pDecodedMessageOutputStream, 6, val, "overlay_content_layer_id"); sei.m_overlayContentLayerId[i] = val;
1908	sei_read_flag( pDecodedMessageOutputStream, val, "overlay_label_present_flag" ); sei.m_overlayLabelPresentFlag[i] = val;
1909	if ( sei.m_overlayLabelPresentFlag[i] )
1910	{
1911	sei_read_code( pDecodedMessageOutputStream, 6, val, "overlay_label_layer_id"); sei.m_overlayLabelLayerId[i] = val;
1912	}
1913	sei_read_flag( pDecodedMessageOutputStream, val, "overlay_alpha_present_flag" ); sei.m_overlayAlphaPresentFlag[i] = val;
1914	if ( sei.m_overlayAlphaPresentFlag[i] )
1915	{
1916	sei_read_code( pDecodedMessageOutputStream, 6, val, "overlay_alpha_layer_id"); sei.m_overlayAlphaLayerId[i] = val;
1917	}
1918	if ( sei.m_overlayLabelPresentFlag[i] )
1919	{
1920	sei_read_uvlc( pDecodedMessageOutputStream, val, "num_overlay_elements_minus1"); sei.m_numOverlayElementsMinus1[i] = val;
1921	assert( sei.m_numOverlayElementsMinus1[i] < MAX_OVERLAY_ELEMENTS );
1922	sei.m_overlayElementLabelMin[i].resize( sei.m_numOverlayElementsMinus1[i]+1 );
1923	sei.m_overlayElementLabelMax[i].resize( sei.m_numOverlayElementsMinus1[i]+1 );
1924	for ( j=0 ; j<=sei.m_numOverlayElementsMinus1[i] ; j++ )
1925	{
1926	sei_read_code( pDecodedMessageOutputStream, sei.m_overlayElementLabelValueLengthMinus8 + 8, val, "overlay_element_label_min"); sei.m_overlayElementLabelMin[i][j] = val;
1927	sei_read_code( pDecodedMessageOutputStream, sei.m_overlayElementLabelValueLengthMinus8 + 8, val, "overlay_element_label_max"); sei.m_overlayElementLabelMax[i][j] = val;
1928	}
1929	}
1930	else
1931	{
1932	sei.m_numOverlayElementsMinus1[i] = 0;
1933	}
1934	}
1935
1936	// byte alignment
1937	while ( m_pcBitstream->getNumBitsRead() % 8 != 0 )
1938	{
1939	sei_read_flag( pDecodedMessageOutputStream, val, "overlay_zero_bit" );
1940	assert( val==0 );
1941	}
1942
1943	UChar* sval = new UChar[MAX_OVERLAY_STRING_BYTES];
1944	UInt slen;
1945	sei.m_overlayLanguage.resize( sei.m_numOverlaysMinus1+1, NULL );
1946	sei.m_overlayLanguageLength.resize( sei.m_numOverlaysMinus1+1 );
1947	sei.m_overlayName.resize( sei.m_numOverlaysMinus1+1, NULL );
1948	sei.m_overlayNameLength.resize( sei.m_numOverlaysMinus1+1 );
1949	sei.m_overlayElementName.resize( sei.m_numOverlaysMinus1+1 );
1950	sei.m_overlayElementNameLength.resize( sei.m_numOverlaysMinus1+1 );
1951	for ( i=0 ; i<=sei.m_numOverlaysMinus1 ; i++ )
1952	{
1953	if ( sei.m_languageOverlayPresentFlag[i] )
1954	{
1955	READ_STRING( MAX_OVERLAY_STRING_BYTES, sval, slen, "overlay_language" );
1956	sei.m_overlayLanguage[i] = new UChar[slen];
1957	memcpy(sei.m_overlayLanguage[i], sval, slen);
1958	sei.m_overlayLanguageLength[i] = slen;
1959	}
1960	READ_STRING( MAX_OVERLAY_STRING_BYTES, sval, slen, "overlay_name" );
1961	sei.m_overlayName[i] = new UChar[slen];
1962	memcpy(sei.m_overlayName[i], sval, slen);
1963	sei.m_overlayNameLength[i] = slen;
1964	if ( sei.m_overlayLabelPresentFlag[i] )
1965	{
1966	sei.m_overlayElementName[i].resize( sei.m_numOverlayElementsMinus1[i]+1, NULL );
1967	sei.m_overlayElementNameLength[i].resize( sei.m_numOverlayElementsMinus1[i]+1 );
1968	for ( j=0 ; j<=sei.m_numOverlayElementsMinus1[i] ; j++)
1969	{
1970	READ_STRING( MAX_OVERLAY_STRING_BYTES, sval, slen, "overlay_element_name" );
1971	sei.m_overlayElementName[i][j] = new UChar[slen];
1972	memcpy(sei.m_overlayElementName[i][j], sval, slen);
1973	sei.m_overlayElementNameLength[i][j] = slen;
1974	}
1975	}
1976	}
1977	sei_read_flag( pDecodedMessageOutputStream, val, "overlay_info_persistence_flag" ); sei.m_overlayInfoPersistenceFlag = val;
1978	}
1979	}
1980	#endif
1981
1982	#if P0138_USE_ALT_CPB_PARAMS_FLAG
1983	/**
1984	* Check if SEI message contains payload extension
1985	*/
1986	Bool SEIReader::xPayloadExtensionPresent()
1987	{
1988	Int payloadBitsRemaining = getBitstream()->getNumBitsLeft();
1989	Bool payloadExtensionPresent = false;
1990
1991	if (payloadBitsRemaining > 8)
1992	{
1993	payloadExtensionPresent = true;
1994	}
1995	else
1996	{
1997	Int finalBits = getBitstream()->peekBits(payloadBitsRemaining);
1998	while (payloadBitsRemaining && (finalBits & 1) == 0)
1999	{
2000	payloadBitsRemaining--;
2001	finalBits >>= 1;
2002	}
2003	payloadBitsRemaining--;
2004	if (payloadBitsRemaining > 0)
2005	{
2006	payloadExtensionPresent = true;
2007	}
2008	}
2009
2010	return payloadExtensionPresent;
2011	}
2012	#endif
2013
2014	#if Q0189_TMVP_CONSTRAINTS
2015	Void SEIReader::xParseSEITMVPConstraints (SEITMVPConstrains& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
2016	{
2017	UInt uiCode;
2018	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "prev_pics_not_used_flag" ); sei.prev_pics_not_used_flag = uiCode;
2019	sei_read_uvlc( pDecodedMessageOutputStream, uiCode, "no_intra_layer_col_pic_flag" ); sei.no_intra_layer_col_pic_flag = uiCode;
2020	}
2021	#endif
2022
2023	#if Q0247_FRAME_FIELD_INFO
2024	Void SEIReader::xParseSEIFrameFieldInfo (SEIFrameFieldInfo& sei, UInt payloadSize, std::ostream *pDecodedMessageOutputStream)
2025	{
2026	UInt code;
2027	sei_read_code( pDecodedMessageOutputStream, 4, code, "ffinfo_pic_struct" ); sei.m_ffinfo_picStruct = code;
2028	sei_read_code( pDecodedMessageOutputStream, 2, code, "ffinfo_source_scan_type" ); sei.m_ffinfo_sourceScanType = code;
2029	sei_read_flag( pDecodedMessageOutputStream, code, "ffinfo_duplicate_flag" ); sei.m_ffinfo_duplicateFlag = ( code == 1 ? true : false );
2030	}
2031	#endif
2032
2033
2034	#endif //SVC_EXTENSION
2035
2036	//! \}

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source: SHVCSoftware/branches/SHM-upgrade/source/Lib/TLibDecoder/SEIread.cpp @ 1014

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