source: SHVCSoftware/branches/SHM-4.1-dev/source/Lib/TLibEncoder/SEIwrite.cpp @ 1550

Last change on this file since 1550 was 442, checked in by seregin, 11 years ago

reintegrate SHM-3.1-dev branch
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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) 2010-2013, ITU/ISO/IEC
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions are met:
11 *
12 *  * Redistributions of source code must retain the above copyright notice,
13 *    this list of conditions and the following disclaimer.
14 *  * Redistributions in binary form must reproduce the above copyright notice,
15 *    this list of conditions and the following disclaimer in the documentation
16 *    and/or other materials provided with the distribution.
17 *  * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18 *    be used to endorse or promote products derived from this software without
19 *    specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34#include "TLibCommon/TComBitCounter.h"
35#include "TLibCommon/TComBitStream.h"
36#include "TLibCommon/SEI.h"
37#include "TLibCommon/TComSlice.h"
38#include "SEIwrite.h"
39
40//! \ingroup TLibEncoder
41//! \{
42
43#if ENC_DEC_TRACE
44Void  xTraceSEIHeader()
45{
46  fprintf( g_hTrace, "=========== SEI message ===========\n");
47}
48
49Void  xTraceSEIMessageType(SEI::PayloadType payloadType)
50{
51  switch (payloadType)
52  {
53  case SEI::DECODED_PICTURE_HASH:
54    fprintf( g_hTrace, "=========== Decoded picture hash SEI message ===========\n");
55    break;
56  case SEI::USER_DATA_UNREGISTERED:
57    fprintf( g_hTrace, "=========== User Data Unregistered SEI message ===========\n");
58    break;
59  case SEI::ACTIVE_PARAMETER_SETS:
60    fprintf( g_hTrace, "=========== Active Parameter sets SEI message ===========\n");
61    break;
62  case SEI::BUFFERING_PERIOD:
63    fprintf( g_hTrace, "=========== Buffering period SEI message ===========\n");
64    break;
65  case SEI::PICTURE_TIMING:
66    fprintf( g_hTrace, "=========== Picture timing SEI message ===========\n");
67    break;
68  case SEI::RECOVERY_POINT:
69    fprintf( g_hTrace, "=========== Recovery point SEI message ===========\n");
70    break;
71  case SEI::FRAME_PACKING:
72    fprintf( g_hTrace, "=========== Frame Packing Arrangement SEI message ===========\n");
73    break;
74  case SEI::DISPLAY_ORIENTATION:
75    fprintf( g_hTrace, "=========== Display Orientation SEI message ===========\n");
76    break;
77  case SEI::TEMPORAL_LEVEL0_INDEX:
78    fprintf( g_hTrace, "=========== Temporal Level Zero Index SEI message ===========\n");
79    break;
80  case SEI::REGION_REFRESH_INFO:
81    fprintf( g_hTrace, "=========== Gradual Decoding Refresh Information SEI message ===========\n");
82    break;
83  case SEI::DECODING_UNIT_INFO:
84    fprintf( g_hTrace, "=========== Decoding Unit Information SEI message ===========\n");
85    break;
86  case SEI::TONE_MAPPING_INFO:
87    fprintf( g_hTrace, "=========== Tone Mapping Info SEI message ===========\n");
88    break;
89#if M0043_LAYERS_PRESENT_SEI
90  case SEI::LAYERS_PRESENT:
91    fprintf( g_hTrace, "=========== Layers Present SEI message ===========\n");
92    break;
93#endif
94  case SEI::SOP_DESCRIPTION:
95    fprintf( g_hTrace, "=========== SOP Description SEI message ===========\n");
96    break;
97#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
98  case SEI::INTER_LAYER_CONSTRAINED_TILE_SETS:
99    fprintf( g_hTrace, "=========== Inter Layer Constrained Tile Sets SEI message ===========\n");
100    break;
101#endif
102  case SEI::SCALABLE_NESTING:
103    fprintf( g_hTrace, "=========== Scalable Nesting SEI message ===========\n");
104    break;
105  default:
106    fprintf( g_hTrace, "=========== Unknown SEI message ===========\n");
107    break;
108  }
109}
110#endif
111
112void SEIWriter::xWriteSEIpayloadData(TComBitIf& bs, const SEI& sei, TComSPS *sps)
113{
114  switch (sei.payloadType())
115  {
116  case SEI::USER_DATA_UNREGISTERED:
117    xWriteSEIuserDataUnregistered(*static_cast<const SEIuserDataUnregistered*>(&sei));
118    break;
119  case SEI::ACTIVE_PARAMETER_SETS:
120    xWriteSEIActiveParameterSets(*static_cast<const SEIActiveParameterSets*>(& sei)); 
121    break; 
122  case SEI::DECODING_UNIT_INFO:
123    xWriteSEIDecodingUnitInfo(*static_cast<const SEIDecodingUnitInfo*>(& sei), sps);
124    break;
125  case SEI::DECODED_PICTURE_HASH:
126    xWriteSEIDecodedPictureHash(*static_cast<const SEIDecodedPictureHash*>(&sei));
127    break;
128  case SEI::BUFFERING_PERIOD:
129    xWriteSEIBufferingPeriod(*static_cast<const SEIBufferingPeriod*>(&sei), sps);
130    break;
131  case SEI::PICTURE_TIMING:
132    xWriteSEIPictureTiming(*static_cast<const SEIPictureTiming*>(&sei), sps);
133    break;
134  case SEI::RECOVERY_POINT:
135    xWriteSEIRecoveryPoint(*static_cast<const SEIRecoveryPoint*>(&sei));
136    break;
137  case SEI::FRAME_PACKING:
138    xWriteSEIFramePacking(*static_cast<const SEIFramePacking*>(&sei));
139    break;
140  case SEI::DISPLAY_ORIENTATION:
141    xWriteSEIDisplayOrientation(*static_cast<const SEIDisplayOrientation*>(&sei));
142    break;
143  case SEI::TEMPORAL_LEVEL0_INDEX:
144    xWriteSEITemporalLevel0Index(*static_cast<const SEITemporalLevel0Index*>(&sei));
145    break;
146  case SEI::REGION_REFRESH_INFO:
147    xWriteSEIGradualDecodingRefreshInfo(*static_cast<const SEIGradualDecodingRefreshInfo*>(&sei));
148    break;
149  case SEI::TONE_MAPPING_INFO:
150    xWriteSEIToneMappingInfo(*static_cast<const SEIToneMappingInfo*>(&sei));
151    break;
152#if M0043_LAYERS_PRESENT_SEI
153  case SEI::LAYERS_PRESENT:
154    xWriteSEILayersPresent(*static_cast<const SEILayersPresent*>(&sei));
155    break;
156#endif
157  case SEI::SOP_DESCRIPTION:
158    xWriteSEISOPDescription(*static_cast<const SEISOPDescription*>(&sei));
159    break;
160#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
161  case SEI::INTER_LAYER_CONSTRAINED_TILE_SETS:
162    xWriteSEIInterLayerConstrainedTileSets(*static_cast<const SEIInterLayerConstrainedTileSets*>(&sei));
163    break;
164#endif
165  case SEI::SCALABLE_NESTING:
166    xWriteSEIScalableNesting(bs, *static_cast<const SEIScalableNesting*>(&sei), sps);
167    break;
168  default:
169    assert(!"Unhandled SEI message");
170  }
171}
172
173/**
174 * marshal a single SEI message sei, storing the marshalled representation
175 * in bitstream bs.
176 */
177Void SEIWriter::writeSEImessage(TComBitIf& bs, const SEI& sei, TComSPS *sps)
178{
179  /* calculate how large the payload data is */
180  /* TODO: this would be far nicer if it used vectored buffers */
181  TComBitCounter bs_count;
182  bs_count.resetBits();
183  setBitstream(&bs_count);
184
185
186#if ENC_DEC_TRACE
187  Bool traceEnable = g_HLSTraceEnable;
188  g_HLSTraceEnable = false;
189#endif
190  xWriteSEIpayloadData(bs_count, sei, sps);
191#if ENC_DEC_TRACE
192  g_HLSTraceEnable = traceEnable;
193#endif
194
195  UInt payload_data_num_bits = bs_count.getNumberOfWrittenBits();
196  assert(0 == payload_data_num_bits % 8);
197
198  setBitstream(&bs);
199
200#if ENC_DEC_TRACE
201  if (g_HLSTraceEnable)
202  xTraceSEIHeader();
203#endif
204
205  UInt payloadType = sei.payloadType();
206  for (; payloadType >= 0xff; payloadType -= 0xff)
207  {
208    WRITE_CODE(0xff, 8, "payload_type");
209  }
210  WRITE_CODE(payloadType, 8, "payload_type");
211
212  UInt payloadSize = payload_data_num_bits/8;
213  for (; payloadSize >= 0xff; payloadSize -= 0xff)
214  {
215    WRITE_CODE(0xff, 8, "payload_size");
216  }
217  WRITE_CODE(payloadSize, 8, "payload_size");
218
219  /* payloadData */
220#if ENC_DEC_TRACE
221  if (g_HLSTraceEnable)
222  xTraceSEIMessageType(sei.payloadType());
223#endif
224
225  xWriteSEIpayloadData(bs, sei, sps);
226}
227
228/**
229 * marshal a user_data_unregistered SEI message sei, storing the marshalled
230 * representation in bitstream bs.
231 */
232Void SEIWriter::xWriteSEIuserDataUnregistered(const SEIuserDataUnregistered &sei)
233{
234  for (UInt i = 0; i < 16; i++)
235  {
236    WRITE_CODE(sei.uuid_iso_iec_11578[i], 8 , "sei.uuid_iso_iec_11578[i]");
237  }
238
239  for (UInt i = 0; i < sei.userDataLength; i++)
240  {
241    WRITE_CODE(sei.userData[i], 8 , "user_data");
242  }
243}
244
245/**
246 * marshal a decoded picture hash SEI message, storing the marshalled
247 * representation in bitstream bs.
248 */
249Void SEIWriter::xWriteSEIDecodedPictureHash(const SEIDecodedPictureHash& sei)
250{
251  UInt val;
252
253  WRITE_CODE(sei.method, 8, "hash_type");
254
255  for(Int yuvIdx = 0; yuvIdx < 3; yuvIdx++)
256  {
257    if(sei.method == SEIDecodedPictureHash::MD5)
258    {
259      for (UInt i = 0; i < 16; i++)
260      {
261        WRITE_CODE(sei.digest[yuvIdx][i], 8, "picture_md5");
262      }
263    }
264    else if(sei.method == SEIDecodedPictureHash::CRC)
265    {
266      val = (sei.digest[yuvIdx][0] << 8)  + sei.digest[yuvIdx][1];
267      WRITE_CODE(val, 16, "picture_crc");
268    }
269    else if(sei.method == SEIDecodedPictureHash::CHECKSUM)
270    {
271      val = (sei.digest[yuvIdx][0] << 24)  + (sei.digest[yuvIdx][1] << 16) + (sei.digest[yuvIdx][2] << 8) + sei.digest[yuvIdx][3];
272      WRITE_CODE(val, 32, "picture_checksum");
273    }
274  }
275}
276
277Void SEIWriter::xWriteSEIActiveParameterSets(const SEIActiveParameterSets& sei)
278{
279  WRITE_CODE(sei.activeVPSId,     4, "active_vps_id");
280  WRITE_FLAG(sei.m_fullRandomAccessFlag, "full_random_access_flag");
281  WRITE_FLAG(sei.m_noParamSetUpdateFlag, "no_param_set_update_flag");
282  WRITE_UVLC(sei.numSpsIdsMinus1,    "num_sps_ids_minus1");
283
284  assert (sei.activeSeqParamSetId.size() == (sei.numSpsIdsMinus1 + 1));
285
286  for (Int i = 0; i < sei.activeSeqParamSetId.size(); i++)
287  {
288    WRITE_UVLC(sei.activeSeqParamSetId[i], "active_seq_param_set_id"); 
289  }
290
291  UInt uiBits = m_pcBitIf->getNumberOfWrittenBits();
292  UInt uiAlignedBits = ( 8 - (uiBits&7) ) % 8; 
293  if(uiAlignedBits) 
294  {
295    WRITE_FLAG(1, "alignment_bit" );
296    uiAlignedBits--; 
297    while(uiAlignedBits--)
298    {
299      WRITE_FLAG(0, "alignment_bit" );
300    }
301  }
302}
303
304Void SEIWriter::xWriteSEIDecodingUnitInfo(const SEIDecodingUnitInfo& sei, TComSPS *sps)
305{
306  TComVUI *vui = sps->getVuiParameters();
307  WRITE_UVLC(sei.m_decodingUnitIdx, "decoding_unit_idx");
308  if(vui->getHrdParameters()->getSubPicCpbParamsInPicTimingSEIFlag())
309  {
310    WRITE_CODE( sei.m_duSptCpbRemovalDelay, (vui->getHrdParameters()->getDuCpbRemovalDelayLengthMinus1() + 1), "du_spt_cpb_removal_delay");
311  }
312  WRITE_FLAG( sei.m_dpbOutputDuDelayPresentFlag, "dpb_output_du_delay_present_flag");
313  if(sei.m_dpbOutputDuDelayPresentFlag)
314  {
315    WRITE_CODE(sei.m_picSptDpbOutputDuDelay, vui->getHrdParameters()->getDpbOutputDelayDuLengthMinus1() + 1, "pic_spt_dpb_output_du_delay");
316  }
317  xWriteByteAlign();
318}
319
320Void SEIWriter::xWriteSEIBufferingPeriod(const SEIBufferingPeriod& sei, TComSPS *sps)
321{
322  Int i, nalOrVcl;
323  TComVUI *vui = sps->getVuiParameters();
324  TComHRD *hrd = vui->getHrdParameters();
325
326  WRITE_UVLC( sei.m_bpSeqParameterSetId, "bp_seq_parameter_set_id" );
327  if( !hrd->getSubPicCpbParamsPresentFlag() )
328  {
329    WRITE_FLAG( sei.m_rapCpbParamsPresentFlag, "rap_cpb_params_present_flag" );
330  }
331  WRITE_FLAG( sei.m_concatenationFlag, "concatenation_flag");
332  WRITE_CODE( sei.m_auCpbRemovalDelayDelta - 1, ( hrd->getCpbRemovalDelayLengthMinus1() + 1 ), "au_cpb_removal_delay_delta_minus1" );
333  if( sei.m_rapCpbParamsPresentFlag )
334  {
335    WRITE_CODE( sei.m_cpbDelayOffset, hrd->getCpbRemovalDelayLengthMinus1() + 1, "cpb_delay_offset" );
336    WRITE_CODE( sei.m_dpbDelayOffset, hrd->getDpbOutputDelayLengthMinus1()  + 1, "dpb_delay_offset" );
337  }
338  for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ )
339  {
340    if( ( ( nalOrVcl == 0 ) && ( hrd->getNalHrdParametersPresentFlag() ) ) ||
341        ( ( nalOrVcl == 1 ) && ( hrd->getVclHrdParametersPresentFlag() ) ) )
342    {
343      for( i = 0; i < ( hrd->getCpbCntMinus1( 0 ) + 1 ); i ++ )
344      {
345        WRITE_CODE( sei.m_initialCpbRemovalDelay[i][nalOrVcl],( hrd->getInitialCpbRemovalDelayLengthMinus1() + 1 ) ,           "initial_cpb_removal_delay" );
346        WRITE_CODE( sei.m_initialCpbRemovalDelayOffset[i][nalOrVcl],( hrd->getInitialCpbRemovalDelayLengthMinus1() + 1 ),      "initial_cpb_removal_delay_offset" );
347        if( hrd->getSubPicCpbParamsPresentFlag() || sei.m_rapCpbParamsPresentFlag )
348        {
349          WRITE_CODE( sei.m_initialAltCpbRemovalDelay[i][nalOrVcl], ( hrd->getInitialCpbRemovalDelayLengthMinus1() + 1 ) ,     "initial_alt_cpb_removal_delay" );
350          WRITE_CODE( sei.m_initialAltCpbRemovalDelayOffset[i][nalOrVcl], ( hrd->getInitialCpbRemovalDelayLengthMinus1() + 1 ),"initial_alt_cpb_removal_delay_offset" );
351        }
352      }
353    }
354  }
355  xWriteByteAlign();
356}
357Void SEIWriter::xWriteSEIPictureTiming(const SEIPictureTiming& sei,  TComSPS *sps)
358{
359  Int i;
360  TComVUI *vui = sps->getVuiParameters();
361  TComHRD *hrd = vui->getHrdParameters();
362
363  if( vui->getFrameFieldInfoPresentFlag() )
364  {
365    WRITE_CODE( sei.m_picStruct, 4,              "pic_struct" );
366    WRITE_CODE( sei.m_sourceScanType, 2,         "source_scan_type" );
367    WRITE_FLAG( sei.m_duplicateFlag ? 1 : 0,     "duplicate_flag" );
368  }
369
370  if( hrd->getCpbDpbDelaysPresentFlag() )
371  {
372    WRITE_CODE( sei.m_auCpbRemovalDelay - 1, ( hrd->getCpbRemovalDelayLengthMinus1() + 1 ),                                         "au_cpb_removal_delay_minus1" );
373    WRITE_CODE( sei.m_picDpbOutputDelay, ( hrd->getDpbOutputDelayLengthMinus1() + 1 ),                                          "pic_dpb_output_delay" );
374    if(hrd->getSubPicCpbParamsPresentFlag())
375    {
376      WRITE_CODE(sei.m_picDpbOutputDuDelay, hrd->getDpbOutputDelayDuLengthMinus1()+1, "pic_dpb_output_du_delay" );
377    }
378    if( hrd->getSubPicCpbParamsPresentFlag() && hrd->getSubPicCpbParamsInPicTimingSEIFlag() )
379    {
380      WRITE_UVLC( sei.m_numDecodingUnitsMinus1,     "num_decoding_units_minus1" );
381      WRITE_FLAG( sei.m_duCommonCpbRemovalDelayFlag, "du_common_cpb_removal_delay_flag" );
382      if( sei.m_duCommonCpbRemovalDelayFlag )
383      {
384        WRITE_CODE( sei.m_duCommonCpbRemovalDelayMinus1, ( hrd->getDuCpbRemovalDelayLengthMinus1() + 1 ),                       "du_common_cpb_removal_delay_minus1" );
385      }
386      for( i = 0; i <= sei.m_numDecodingUnitsMinus1; i ++ )
387      {
388        WRITE_UVLC( sei.m_numNalusInDuMinus1[ i ],  "num_nalus_in_du_minus1");
389        if( ( !sei.m_duCommonCpbRemovalDelayFlag ) && ( i < sei.m_numDecodingUnitsMinus1 ) )
390        {
391          WRITE_CODE( sei.m_duCpbRemovalDelayMinus1[ i ], ( hrd->getDuCpbRemovalDelayLengthMinus1() + 1 ),                        "du_cpb_removal_delay_minus1" );
392        }
393      }
394    }
395  }
396  xWriteByteAlign();
397}
398Void SEIWriter::xWriteSEIRecoveryPoint(const SEIRecoveryPoint& sei)
399{
400  WRITE_SVLC( sei.m_recoveryPocCnt,    "recovery_poc_cnt"    );
401  WRITE_FLAG( sei.m_exactMatchingFlag, "exact_matching_flag" );
402  WRITE_FLAG( sei.m_brokenLinkFlag,    "broken_link_flag"    );
403  xWriteByteAlign();
404}
405Void SEIWriter::xWriteSEIFramePacking(const SEIFramePacking& sei)
406{
407  WRITE_UVLC( sei.m_arrangementId,                  "frame_packing_arrangement_id" );
408  WRITE_FLAG( sei.m_arrangementCancelFlag,          "frame_packing_arrangement_cancel_flag" );
409
410  if( sei.m_arrangementCancelFlag == 0 ) {
411    WRITE_CODE( sei.m_arrangementType, 7,           "frame_packing_arrangement_type" );
412
413    WRITE_FLAG( sei.m_quincunxSamplingFlag,         "quincunx_sampling_flag" );
414    WRITE_CODE( sei.m_contentInterpretationType, 6, "content_interpretation_type" );
415    WRITE_FLAG( sei.m_spatialFlippingFlag,          "spatial_flipping_flag" );
416    WRITE_FLAG( sei.m_frame0FlippedFlag,            "frame0_flipped_flag" );
417    WRITE_FLAG( sei.m_fieldViewsFlag,               "field_views_flag" );
418    WRITE_FLAG( sei.m_currentFrameIsFrame0Flag,     "current_frame_is_frame0_flag" );
419
420    WRITE_FLAG( sei.m_frame0SelfContainedFlag,      "frame0_self_contained_flag" );
421    WRITE_FLAG( sei.m_frame1SelfContainedFlag,      "frame1_self_contained_flag" );
422
423    if(sei.m_quincunxSamplingFlag == 0 && sei.m_arrangementType != 5)
424    {
425      WRITE_CODE( sei.m_frame0GridPositionX, 4,     "frame0_grid_position_x" );
426      WRITE_CODE( sei.m_frame0GridPositionY, 4,     "frame0_grid_position_y" );
427      WRITE_CODE( sei.m_frame1GridPositionX, 4,     "frame1_grid_position_x" );
428      WRITE_CODE( sei.m_frame1GridPositionY, 4,     "frame1_grid_position_y" );
429    }
430
431    WRITE_CODE( sei.m_arrangementReservedByte, 8,   "frame_packing_arrangement_reserved_byte" );
432    WRITE_FLAG( sei.m_arrangementPersistenceFlag,   "frame_packing_arrangement_persistence_flag" );
433  }
434
435  WRITE_FLAG( sei.m_upsampledAspectRatio,           "upsampled_aspect_ratio" );
436
437  xWriteByteAlign();
438}
439
440Void SEIWriter::xWriteSEIToneMappingInfo(const SEIToneMappingInfo& sei)
441{
442  Int i;
443  WRITE_UVLC( sei.m_toneMapId,                    "tone_map_id" );
444  WRITE_FLAG( sei.m_toneMapCancelFlag,            "tone_map_cancel_flag" );
445  if( !sei.m_toneMapCancelFlag ) 
446  {
447    WRITE_FLAG( sei.m_toneMapPersistenceFlag,     "tone_map_persistence_flag" );
448    WRITE_CODE( sei.m_codedDataBitDepth,    8,    "coded_data_bit_depth" );
449    WRITE_CODE( sei.m_targetBitDepth,       8,    "target_bit_depth" );
450    WRITE_UVLC( sei.m_modelId,                    "model_id" );
451    switch(sei.m_modelId)
452    {
453    case 0:
454      {
455        WRITE_CODE( sei.m_minValue,  32,        "min_value" );
456        WRITE_CODE( sei.m_maxValue, 32,         "max_value" );
457        break;
458      }
459    case 1:
460      {
461        WRITE_CODE( sei.m_sigmoidMidpoint, 32,  "sigmoid_midpoint" );
462        WRITE_CODE( sei.m_sigmoidWidth,    32,  "sigmoid_width"    );
463        break;
464      }
465    case 2:
466      {
467        UInt num = 1u << sei.m_targetBitDepth;
468        for(i = 0; i < num; i++)
469        {
470          WRITE_CODE( sei.m_startOfCodedInterval[i], (( sei.m_codedDataBitDepth + 7 ) >> 3 ) << 3,  "start_of_coded_interval" );
471        }
472        break;
473      }
474    case 3:
475      {
476        WRITE_CODE( sei.m_numPivots, 16,          "num_pivots" );
477        for(i = 0; i < sei.m_numPivots; i++ )
478        {
479          WRITE_CODE( sei.m_codedPivotValue[i], (( sei.m_codedDataBitDepth + 7 ) >> 3 ) << 3,       "coded_pivot_value" );
480          WRITE_CODE( sei.m_targetPivotValue[i], (( sei.m_targetBitDepth + 7 ) >> 3 ) << 3,         "target_pivot_value");
481        }
482        break;
483      }
484    case 4:
485      {
486        WRITE_CODE( sei.m_cameraIsoSpeedIdc,    8,    "camera_iso_speed_idc" );
487        if( sei.m_cameraIsoSpeedIdc == 255) //Extended_ISO
488        {
489          WRITE_CODE( sei.m_cameraIsoSpeedValue,    32,    "camera_iso_speed_value" );
490        }
491        WRITE_FLAG( sei.m_exposureCompensationValueSignFlag,           "exposure_compensation_value_sign_flag" );
492        WRITE_CODE( sei.m_exposureCompensationValueNumerator,     16,  "exposure_compensation_value_numerator" );
493        WRITE_CODE( sei.m_exposureCompensationValueDenomIdc,      16,  "exposure_compensation_value_denom_idc" );
494        WRITE_CODE( sei.m_refScreenLuminanceWhite,                32,  "ref_screen_luminance_white" );
495        WRITE_CODE( sei.m_extendedRangeWhiteLevel,                32,  "extended_range_white_level" );
496        WRITE_CODE( sei.m_nominalBlackLevelLumaCodeValue,         16,  "nominal_black_level_luma_code_value" );
497        WRITE_CODE( sei.m_nominalWhiteLevelLumaCodeValue,         16,  "nominal_white_level_luma_code_value" );
498        WRITE_CODE( sei.m_extendedWhiteLevelLumaCodeValue,        16,  "extended_white_level_luma_code_value" );
499        break;
500      }
501    default:
502      {
503        assert(!"Undefined SEIToneMapModelId");
504        break;
505      }
506    }//switch m_modelId
507  }//if(!sei.m_toneMapCancelFlag)
508
509  xWriteByteAlign();
510}
511
512Void SEIWriter::xWriteSEIDisplayOrientation(const SEIDisplayOrientation &sei)
513{
514  WRITE_FLAG( sei.cancelFlag,           "display_orientation_cancel_flag" );
515  if( !sei.cancelFlag )
516  {
517    WRITE_FLAG( sei.horFlip,                   "hor_flip" );
518    WRITE_FLAG( sei.verFlip,                   "ver_flip" );
519    WRITE_CODE( sei.anticlockwiseRotation, 16, "anticlockwise_rotation" );
520    WRITE_FLAG( sei.persistenceFlag,          "display_orientation_persistence_flag" );
521  }
522  xWriteByteAlign();
523}
524
525Void SEIWriter::xWriteSEITemporalLevel0Index(const SEITemporalLevel0Index &sei)
526{
527  WRITE_CODE( sei.tl0Idx, 8 , "tl0_idx" );
528  WRITE_CODE( sei.rapIdx, 8 , "rap_idx" );
529  xWriteByteAlign();
530}
531
532Void SEIWriter::xWriteSEIGradualDecodingRefreshInfo(const SEIGradualDecodingRefreshInfo &sei)
533{
534  WRITE_FLAG( sei.m_gdrForegroundFlag, "gdr_foreground_flag");
535  xWriteByteAlign();
536}
537
538#if M0043_LAYERS_PRESENT_SEI
539Void SEIWriter::xWriteSEILayersPresent(const SEILayersPresent& sei)
540{
541  WRITE_UVLC( sei.m_activeVpsId,           "lp_sei_active_vps_id" );
542  for (UInt i = 0; i < sei.m_vpsMaxLayers; i++)
543  {
544    WRITE_FLAG( sei.m_layerPresentFlag[i], "layer_present_flag"   );
545  }
546  xWriteByteAlign();
547}
548#endif
549
550Void SEIWriter::xWriteSEISOPDescription(const SEISOPDescription& sei)
551{
552  WRITE_UVLC( sei.m_sopSeqParameterSetId,           "sop_seq_parameter_set_id"               );
553  WRITE_UVLC( sei.m_numPicsInSopMinus1,             "num_pics_in_sop_minus1"               );
554  for (UInt i = 0; i <= sei.m_numPicsInSopMinus1; i++)
555  {
556    WRITE_CODE( sei.m_sopDescVclNaluType[i], 6, "sop_desc_vcl_nalu_type" );
557    WRITE_CODE( sei.m_sopDescTemporalId[i],  3, "sop_desc_temporal_id" );
558    if (sei.m_sopDescVclNaluType[i] != NAL_UNIT_CODED_SLICE_IDR_W_RADL && sei.m_sopDescVclNaluType[i] != NAL_UNIT_CODED_SLICE_IDR_N_LP)
559    {
560      WRITE_UVLC( sei.m_sopDescStRpsIdx[i],           "sop_desc_st_rps_idx"               );
561    }
562    if (i > 0)
563    {
564      WRITE_SVLC( sei.m_sopDescPocDelta[i],           "sop_desc_poc_delta"               );
565    }
566  }
567
568  xWriteByteAlign();
569}
570
571#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
572Void SEIWriter::xWriteSEIInterLayerConstrainedTileSets(const SEIInterLayerConstrainedTileSets& sei)
573{
574  WRITE_FLAG( sei.m_ilAllTilesExactSampleValueMatchFlag,  "il_all_tiles_exact_sample_value_match_flag"   );
575  WRITE_FLAG( sei.m_ilOneTilePerTileSetFlag,              "il_one_tile_per_tile_set_flag"                );
576  if( !sei.m_ilOneTilePerTileSetFlag )
577  {
578    WRITE_UVLC( sei.m_ilNumSetsInMessageMinus1,             "il_num_sets_in_message_minus1"                );
579    if( sei.m_ilNumSetsInMessageMinus1 )
580    {
581      WRITE_FLAG( sei.m_skippedTileSetPresentFlag,            "skipped_tile_set_present_flag"                );
582    }
583    UInt numSignificantSets = sei.m_ilNumSetsInMessageMinus1 - (sei.m_skippedTileSetPresentFlag ? 1 : 0) + 1;
584    for( UInt i = 0; i < numSignificantSets; i++ )
585    {
586      WRITE_UVLC( sei.m_ilctsId[i],                           "ilcts_id"                                     );
587      WRITE_UVLC( sei.m_ilNumTileRectsInSetMinus1[i],         "il_num_tile_rects_in_set_minus1"              );
588      for( UInt j = 0; j <= sei.m_ilNumTileRectsInSetMinus1[i]; j++ )
589      {
590        WRITE_UVLC( sei.m_ilTopLeftTileIndex[i][j],             "il_top_left_tile_index"                       );
591        WRITE_UVLC( sei.m_ilBottomRightTileIndex[i][j],         "il_bottom_right_tile_index"                   );
592      }
593      WRITE_CODE( sei.m_ilcIdc[i], 2,                         "ilc_idc"                                      );
594      if( sei.m_ilAllTilesExactSampleValueMatchFlag )
595      {
596        WRITE_FLAG( sei.m_ilExactSampleValueMatchFlag[i],        "il_exact_sample_value_match_flag"            );
597      }
598    }
599  }
600  else
601  {
602    WRITE_CODE( sei.m_allTilesIlcIdc, 2,                    "all_tiles_ilc_idc"                          );
603  }
604
605  xWriteByteAlign();
606}
607#endif
608
609Void SEIWriter::xWriteSEIScalableNesting(TComBitIf& bs, const SEIScalableNesting& sei, TComSPS *sps)
610{
611  WRITE_FLAG( sei.m_bitStreamSubsetFlag,             "bitstream_subset_flag"         );
612  WRITE_FLAG( sei.m_nestingOpFlag,                   "nesting_op_flag      "         );
613  if (sei.m_nestingOpFlag)
614  {
615    WRITE_FLAG( sei.m_defaultOpFlag,                 "default_op_flag"               );
616    WRITE_UVLC( sei.m_nestingNumOpsMinus1,           "nesting_num_ops"               );
617    for (UInt i = (sei.m_defaultOpFlag ? 1 : 0); i <= sei.m_nestingNumOpsMinus1; i++)
618    {
619      WRITE_CODE( sei.m_nestingNoOpMaxTemporalIdPlus1, 3, "nesting_no_op_max_temporal_id" );
620      WRITE_CODE( sei.m_nestingMaxTemporalIdPlus1[i], 3,  "nesting_max_temporal_id"       );
621      WRITE_UVLC( sei.m_nestingOpIdx[i],                  "nesting_op_idx"                );
622    }
623  }
624  else
625  {
626    WRITE_FLAG( sei.m_allLayersFlag,                      "all_layers_flag"               );
627    if (!sei.m_allLayersFlag)
628    {
629      WRITE_CODE( sei.m_nestingNoOpMaxTemporalIdPlus1, 3, "nesting_no_op_max_temporal_id" );
630      WRITE_UVLC( sei.m_nestingNumLayersMinus1,           "nesting_num_layers"            );
631      for (UInt i = 0; i <= sei.m_nestingNumLayersMinus1; i++)
632      {
633        WRITE_CODE( sei.m_nestingLayerId[i], 6,           "nesting_layer_id"              );
634      }
635    }
636  }
637 
638  // byte alignment
639  while ( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 )
640  {
641    WRITE_FLAG( 0, "nesting_zero_bit" );
642  }
643
644  // write nested SEI messages
645  for (SEIMessages::const_iterator it = sei.m_nestedSEIs.begin(); it != sei.m_nestedSEIs.end(); it++)
646  {
647    writeSEImessage(bs, *(*it), sps);
648  }
649}
650
651Void SEIWriter::xWriteByteAlign()
652{
653  if( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0)
654  {
655    WRITE_FLAG( 1, "bit_equal_to_one" );
656    while( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 )
657    {
658      WRITE_FLAG( 0, "bit_equal_to_zero" );
659    }
660  }
661};
662
663//! \}
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