source: SHVCSoftware/branches/SHM-2.1-multilayers-dev/source/Lib/TLibEncoder/TEncCavlc.cpp @ 757

Last change on this file since 757 was 259, checked in by seregin, 12 years ago

reference layers setting and related
File size: 67.5 KB
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[191]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
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13 *    this list of conditions and the following disclaimer.
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15 *    this list of conditions and the following disclaimer in the documentation
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32 */
33
34/** \file     TEncCavlc.cpp
35    \brief    CAVLC encoder class
36*/
37
38#include "../TLibCommon/CommonDef.h"
39#include "TEncCavlc.h"
40#include "SEIwrite.h"
41#include <iostream>
42//! \ingroup TLibEncoder
43//! \{
44
45#if ENC_DEC_TRACE
46
47Void  xTraceSPSHeader (TComSPS *pSPS)
48{
49  fprintf( g_hTrace, "=========== Sequence Parameter Set ID: %d ===========\n", pSPS->getSPSId() );
50}
51
52Void  xTracePPSHeader (TComPPS *pPPS)
53{
54  fprintf( g_hTrace, "=========== Picture Parameter Set ID: %d ===========\n", pPPS->getPPSId() );
55}
56
57Void  xTraceSliceHeader (TComSlice *pSlice)
58{
59  fprintf( g_hTrace, "=========== Slice ===========\n");
60}
61
62#endif
63
64
65
66// ====================================================================================================================
67// Constructor / destructor / create / destroy
68// ====================================================================================================================
69
70TEncCavlc::TEncCavlc()
71{
72  m_pcBitIf           = NULL;
73  m_uiCoeffCost       = 0;
74}
75
76TEncCavlc::~TEncCavlc()
77{
78}
79
80
81// ====================================================================================================================
82// Public member functions
83// ====================================================================================================================
84
85Void TEncCavlc::resetEntropy()
86{
87}
88
89
90Void TEncCavlc::codeDFFlag(UInt uiCode, const Char *pSymbolName)
91{
92  WRITE_FLAG(uiCode, pSymbolName);
93}
94Void TEncCavlc::codeDFSvlc(Int iCode, const Char *pSymbolName)
95{
96  WRITE_SVLC(iCode, pSymbolName);
97}
98
99Void TEncCavlc::codeShortTermRefPicSet( TComSPS* pcSPS, TComReferencePictureSet* rps, Bool calledFromSliceHeader, Int idx)
100{
101#if PRINT_RPS_INFO
102  Int lastBits = getNumberOfWrittenBits();
103#endif
104  if (idx > 0)
105  {
106  WRITE_FLAG( rps->getInterRPSPrediction(), "inter_ref_pic_set_prediction_flag" ); // inter_RPS_prediction_flag
107  }
108  if (rps->getInterRPSPrediction())
109  {
110    Int deltaRPS = rps->getDeltaRPS();
111    if(calledFromSliceHeader)
112    {
113      WRITE_UVLC( rps->getDeltaRIdxMinus1(), "delta_idx_minus1" ); // delta index of the Reference Picture Set used for prediction minus 1
114    }
115
116    WRITE_CODE( (deltaRPS >=0 ? 0: 1), 1, "delta_rps_sign" ); //delta_rps_sign
117    WRITE_UVLC( abs(deltaRPS) - 1, "abs_delta_rps_minus1"); // absolute delta RPS minus 1
118
119    for(Int j=0; j < rps->getNumRefIdc(); j++)
120    {
121      Int refIdc = rps->getRefIdc(j);
122      WRITE_CODE( (refIdc==1? 1: 0), 1, "used_by_curr_pic_flag" ); //first bit is "1" if Idc is 1
123      if (refIdc != 1) 
124      {
125        WRITE_CODE( refIdc>>1, 1, "use_delta_flag" ); //second bit is "1" if Idc is 2, "0" otherwise.
126      }
127    }
128  }
129  else
130  {
131    WRITE_UVLC( rps->getNumberOfNegativePictures(), "num_negative_pics" );
132    WRITE_UVLC( rps->getNumberOfPositivePictures(), "num_positive_pics" );
133    Int prev = 0;
134    for(Int j=0 ; j < rps->getNumberOfNegativePictures(); j++)
135    {
136      WRITE_UVLC( prev-rps->getDeltaPOC(j)-1, "delta_poc_s0_minus1" );
137      prev = rps->getDeltaPOC(j);
138      WRITE_FLAG( rps->getUsed(j), "used_by_curr_pic_s0_flag"); 
139    }
140    prev = 0;
141    for(Int j=rps->getNumberOfNegativePictures(); j < rps->getNumberOfNegativePictures()+rps->getNumberOfPositivePictures(); j++)
142    {
143      WRITE_UVLC( rps->getDeltaPOC(j)-prev-1, "delta_poc_s1_minus1" );
144      prev = rps->getDeltaPOC(j);
145      WRITE_FLAG( rps->getUsed(j), "used_by_curr_pic_s1_flag" ); 
146    }
147  }
148
149#if PRINT_RPS_INFO
150  printf("irps=%d (%2d bits) ", rps->getInterRPSPrediction(), getNumberOfWrittenBits() - lastBits);
151  rps->printDeltaPOC();
152#endif
153}
154
155
156Void TEncCavlc::codePPS( TComPPS* pcPPS )
157{
158#if ENC_DEC_TRACE 
159  xTracePPSHeader (pcPPS);
160#endif
161 
162  WRITE_UVLC( pcPPS->getPPSId(),                             "pps_pic_parameter_set_id" );
163  WRITE_UVLC( pcPPS->getSPSId(),                             "pps_seq_parameter_set_id" );
164  WRITE_FLAG( pcPPS->getDependentSliceSegmentsEnabledFlag()    ? 1 : 0, "dependent_slice_segments_enabled_flag" );
165#if L0255_MOVE_PPS_FLAGS
166  WRITE_FLAG( pcPPS->getOutputFlagPresentFlag() ? 1 : 0,     "output_flag_present_flag" );
167  WRITE_CODE( pcPPS->getNumExtraSliceHeaderBits(), 3,        "num_extra_slice_header_bits");
168#endif
169  WRITE_FLAG( pcPPS->getSignHideFlag(), "sign_data_hiding_flag" );
170  WRITE_FLAG( pcPPS->getCabacInitPresentFlag() ? 1 : 0,   "cabac_init_present_flag" );
171  WRITE_UVLC( pcPPS->getNumRefIdxL0DefaultActive()-1,     "num_ref_idx_l0_default_active_minus1");
172  WRITE_UVLC( pcPPS->getNumRefIdxL1DefaultActive()-1,     "num_ref_idx_l1_default_active_minus1");
173
174  WRITE_SVLC( pcPPS->getPicInitQPMinus26(),                  "init_qp_minus26");
175  WRITE_FLAG( pcPPS->getConstrainedIntraPred() ? 1 : 0,      "constrained_intra_pred_flag" );
176  WRITE_FLAG( pcPPS->getUseTransformSkip() ? 1 : 0,  "transform_skip_enabled_flag" ); 
177  WRITE_FLAG( pcPPS->getUseDQP() ? 1 : 0, "cu_qp_delta_enabled_flag" );
178  if ( pcPPS->getUseDQP() )
179  {
180    WRITE_UVLC( pcPPS->getMaxCuDQPDepth(), "diff_cu_qp_delta_depth" );
181  }
182  WRITE_SVLC( pcPPS->getChromaCbQpOffset(),                   "pps_cb_qp_offset" );
183  WRITE_SVLC( pcPPS->getChromaCrQpOffset(),                   "pps_cr_qp_offset" );
184  WRITE_FLAG( pcPPS->getSliceChromaQpFlag() ? 1 : 0,          "pps_slice_chroma_qp_offsets_present_flag" );
185
186  WRITE_FLAG( pcPPS->getUseWP() ? 1 : 0,  "weighted_pred_flag" );   // Use of Weighting Prediction (P_SLICE)
187  WRITE_FLAG( pcPPS->getWPBiPred() ? 1 : 0, "weighted_bipred_flag" );  // Use of Weighting Bi-Prediction (B_SLICE)
188#if !L0255_MOVE_PPS_FLAGS
189  WRITE_FLAG( pcPPS->getOutputFlagPresentFlag() ? 1 : 0,  "output_flag_present_flag" );
190#endif
191  WRITE_FLAG( pcPPS->getTransquantBypassEnableFlag() ? 1 : 0, "transquant_bypass_enable_flag" );
192  WRITE_FLAG( pcPPS->getTilesEnabledFlag()             ? 1 : 0, "tiles_enabled_flag" );
193  WRITE_FLAG( pcPPS->getEntropyCodingSyncEnabledFlag() ? 1 : 0, "entropy_coding_sync_enabled_flag" );
194  if( pcPPS->getTilesEnabledFlag() )
195  {
196    WRITE_UVLC( pcPPS->getNumColumnsMinus1(),                                    "num_tile_columns_minus1" );
197    WRITE_UVLC( pcPPS->getNumRowsMinus1(),                                       "num_tile_rows_minus1" );
198    WRITE_FLAG( pcPPS->getUniformSpacingFlag(),                                  "uniform_spacing_flag" );
199    if( pcPPS->getUniformSpacingFlag() == 0 )
200    {
201      for(UInt i=0; i<pcPPS->getNumColumnsMinus1(); i++)
202      {
203        WRITE_UVLC( pcPPS->getColumnWidth(i)-1,                                  "column_width_minus1" );
204      }
205      for(UInt i=0; i<pcPPS->getNumRowsMinus1(); i++)
206      {
207        WRITE_UVLC( pcPPS->getRowHeight(i)-1,                                    "row_height_minus1" );
208      }
209    }
210    if(pcPPS->getNumColumnsMinus1() !=0 || pcPPS->getNumRowsMinus1() !=0)
211    {
212      WRITE_FLAG( pcPPS->getLoopFilterAcrossTilesEnabledFlag()?1 : 0,          "loop_filter_across_tiles_enabled_flag");
213    }
214  }
215  WRITE_FLAG( pcPPS->getLoopFilterAcrossSlicesEnabledFlag()?1 : 0,        "loop_filter_across_slices_enabled_flag");
216  WRITE_FLAG( pcPPS->getDeblockingFilterControlPresentFlag()?1 : 0,       "deblocking_filter_control_present_flag");
217  if(pcPPS->getDeblockingFilterControlPresentFlag())
218  {
219    WRITE_FLAG( pcPPS->getDeblockingFilterOverrideEnabledFlag() ? 1 : 0,  "deblocking_filter_override_enabled_flag" ); 
220    WRITE_FLAG( pcPPS->getPicDisableDeblockingFilterFlag() ? 1 : 0,       "pps_disable_deblocking_filter_flag" );
221    if(!pcPPS->getPicDisableDeblockingFilterFlag())
222    {
223      WRITE_SVLC( pcPPS->getDeblockingFilterBetaOffsetDiv2(),             "pps_beta_offset_div2" );
224      WRITE_SVLC( pcPPS->getDeblockingFilterTcOffsetDiv2(),               "pps_tc_offset_div2" );
225    }
226  }
227  WRITE_FLAG( pcPPS->getScalingListPresentFlag() ? 1 : 0,                          "pps_scaling_list_data_present_flag" ); 
228  if( pcPPS->getScalingListPresentFlag() )
229  {
230#if SCALING_LIST_OUTPUT_RESULT
231    printf("PPS\n");
232#endif
233    codeScalingList( m_pcSlice->getScalingList() );
234  }
235  WRITE_FLAG( pcPPS->getListsModificationPresentFlag(), "lists_modification_present_flag");
236  WRITE_UVLC( pcPPS->getLog2ParallelMergeLevelMinus2(), "log2_parallel_merge_level_minus2");
237#if !L0255_MOVE_PPS_FLAGS
238  WRITE_CODE( pcPPS->getNumExtraSliceHeaderBits(), 3, "num_extra_slice_header_bits");
239#endif
240  WRITE_FLAG( pcPPS->getSliceHeaderExtensionPresentFlag() ? 1 : 0, "slice_segment_header_extension_present_flag");
241  WRITE_FLAG( 0, "pps_extension_flag" );
242}
243
244Void TEncCavlc::codeVUI( TComVUI *pcVUI, TComSPS* pcSPS )
245{
246#if ENC_DEC_TRACE
247  fprintf( g_hTrace, "----------- vui_parameters -----------\n");
248#endif
249  WRITE_FLAG(pcVUI->getAspectRatioInfoPresentFlag(),            "aspect_ratio_info_present_flag");
250  if (pcVUI->getAspectRatioInfoPresentFlag())
251  {
252    WRITE_CODE(pcVUI->getAspectRatioIdc(), 8,                   "aspect_ratio_idc" );
253    if (pcVUI->getAspectRatioIdc() == 255)
254    {
255      WRITE_CODE(pcVUI->getSarWidth(), 16,                      "sar_width");
256      WRITE_CODE(pcVUI->getSarHeight(), 16,                     "sar_height");
257    }
258  }
259  WRITE_FLAG(pcVUI->getOverscanInfoPresentFlag(),               "overscan_info_present_flag");
260  if (pcVUI->getOverscanInfoPresentFlag())
261  {
262    WRITE_FLAG(pcVUI->getOverscanAppropriateFlag(),             "overscan_appropriate_flag");
263  }
264  WRITE_FLAG(pcVUI->getVideoSignalTypePresentFlag(),            "video_signal_type_present_flag");
265  if (pcVUI->getVideoSignalTypePresentFlag())
266  {
267    WRITE_CODE(pcVUI->getVideoFormat(), 3,                      "video_format");
268    WRITE_FLAG(pcVUI->getVideoFullRangeFlag(),                  "video_full_range_flag");
269    WRITE_FLAG(pcVUI->getColourDescriptionPresentFlag(),        "colour_description_present_flag");
270    if (pcVUI->getColourDescriptionPresentFlag())
271    {
272      WRITE_CODE(pcVUI->getColourPrimaries(), 8,                "colour_primaries");
273      WRITE_CODE(pcVUI->getTransferCharacteristics(), 8,        "transfer_characteristics");
274      WRITE_CODE(pcVUI->getMatrixCoefficients(), 8,             "matrix_coefficients");
275    }
276  }
277
278  WRITE_FLAG(pcVUI->getChromaLocInfoPresentFlag(),              "chroma_loc_info_present_flag");
279  if (pcVUI->getChromaLocInfoPresentFlag())
280  {
281    WRITE_UVLC(pcVUI->getChromaSampleLocTypeTopField(),         "chroma_sample_loc_type_top_field");
282    WRITE_UVLC(pcVUI->getChromaSampleLocTypeBottomField(),      "chroma_sample_loc_type_bottom_field");
283  }
284
285  WRITE_FLAG(pcVUI->getNeutralChromaIndicationFlag(),           "neutral_chroma_indication_flag");
286  WRITE_FLAG(pcVUI->getFieldSeqFlag(),                          "field_seq_flag");
287  WRITE_FLAG(pcVUI->getFrameFieldInfoPresentFlag(),             "frame_field_info_present_flag");
288
289  Window defaultDisplayWindow = pcVUI->getDefaultDisplayWindow();
290  WRITE_FLAG(defaultDisplayWindow.getWindowEnabledFlag(),       "default_display_window_flag");
291  if( defaultDisplayWindow.getWindowEnabledFlag() )
292  {
293    WRITE_UVLC(defaultDisplayWindow.getWindowLeftOffset(),      "def_disp_win_left_offset");
294    WRITE_UVLC(defaultDisplayWindow.getWindowRightOffset(),     "def_disp_win_right_offset");
295    WRITE_UVLC(defaultDisplayWindow.getWindowTopOffset(),       "def_disp_win_top_offset");
296    WRITE_UVLC(defaultDisplayWindow.getWindowBottomOffset(),    "def_disp_win_bottom_offset");
297  }
298#if L0043_TIMING_INFO
299  TimingInfo *timingInfo = pcVUI->getTimingInfo();
300  WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(),          "vui_timing_info_present_flag");
301  if(timingInfo->getTimingInfoPresentFlag())
302  {
303    WRITE_CODE(timingInfo->getNumUnitsInTick(), 32,           "vui_num_units_in_tick");
304    WRITE_CODE(timingInfo->getTimeScale(),      32,           "vui_time_scale");
305    WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(),  "vui_poc_proportional_to_timing_flag");
306    if(timingInfo->getPocProportionalToTimingFlag())
307    {
308      WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(),   "vui_num_ticks_poc_diff_one_minus1");
309    }
310#endif
311  WRITE_FLAG(pcVUI->getHrdParametersPresentFlag(),              "hrd_parameters_present_flag");
312  if( pcVUI->getHrdParametersPresentFlag() )
313  {
314    codeHrdParameters(pcVUI->getHrdParameters(), 1, pcSPS->getMaxTLayers() - 1 );
315  }
316#if L0043_TIMING_INFO
317  }
318#endif
319#if !L0043_TIMING_INFO
320  WRITE_FLAG( pcVUI->getPocProportionalToTimingFlag(), "poc_proportional_to_timing_flag" );
321  if( pcVUI->getPocProportionalToTimingFlag() && pcVUI->getHrdParameters()->getTimingInfoPresentFlag() )
322  {
323    WRITE_UVLC( pcVUI->getNumTicksPocDiffOneMinus1(), "num_ticks_poc_diff_one_minus1" );
324  }
325#endif
326
327  WRITE_FLAG(pcVUI->getBitstreamRestrictionFlag(),              "bitstream_restriction_flag");
328  if (pcVUI->getBitstreamRestrictionFlag())
329  {
330    WRITE_FLAG(pcVUI->getTilesFixedStructureFlag(),             "tiles_fixed_structure_flag");
331    WRITE_FLAG(pcVUI->getMotionVectorsOverPicBoundariesFlag(),  "motion_vectors_over_pic_boundaries_flag");
332    WRITE_FLAG(pcVUI->getRestrictedRefPicListsFlag(),           "restricted_ref_pic_lists_flag");
333#if L0043_MSS_IDC
334    WRITE_UVLC(pcVUI->getMinSpatialSegmentationIdc(),           "min_spatial_segmentation_idc");
335#else
336    WRITE_CODE(pcVUI->getMinSpatialSegmentationIdc(),        8, "min_spatial_segmentation_idc");
337#endif
338    WRITE_UVLC(pcVUI->getMaxBytesPerPicDenom(),                 "max_bytes_per_pic_denom");
339    WRITE_UVLC(pcVUI->getMaxBitsPerMinCuDenom(),                "max_bits_per_mincu_denom");
340    WRITE_UVLC(pcVUI->getLog2MaxMvLengthHorizontal(),           "log2_max_mv_length_horizontal");
341    WRITE_UVLC(pcVUI->getLog2MaxMvLengthVertical(),             "log2_max_mv_length_vertical");
342  }
343}
344
345Void TEncCavlc::codeHrdParameters( TComHRD *hrd, Bool commonInfPresentFlag, UInt maxNumSubLayersMinus1 )
346{
347  if( commonInfPresentFlag )
348  {
349#if !L0043_TIMING_INFO
350    WRITE_FLAG( hrd->getTimingInfoPresentFlag() ? 1 : 0,        "timing_info_present_flag" );
351    if( hrd->getTimingInfoPresentFlag() )
352    {
353      WRITE_CODE( hrd->getNumUnitsInTick(), 32,                  "num_units_in_tick" );
354      WRITE_CODE( hrd->getTimeScale(),      32,                  "time_scale" );
355    }
356#endif
357    WRITE_FLAG( hrd->getNalHrdParametersPresentFlag() ? 1 : 0 ,  "nal_hrd_parameters_present_flag" );
358    WRITE_FLAG( hrd->getVclHrdParametersPresentFlag() ? 1 : 0 ,  "vcl_hrd_parameters_present_flag" );
359    if( hrd->getNalHrdParametersPresentFlag() || hrd->getVclHrdParametersPresentFlag() )
360    {
361      WRITE_FLAG( hrd->getSubPicCpbParamsPresentFlag() ? 1 : 0,  "sub_pic_cpb_params_present_flag" );
362      if( hrd->getSubPicCpbParamsPresentFlag() )
363      {
364        WRITE_CODE( hrd->getTickDivisorMinus2(), 8,              "tick_divisor_minus2" );
365        WRITE_CODE( hrd->getDuCpbRemovalDelayLengthMinus1(), 5,  "du_cpb_removal_delay_length_minus1" );
366        WRITE_FLAG( hrd->getSubPicCpbParamsInPicTimingSEIFlag() ? 1 : 0, "sub_pic_cpb_params_in_pic_timing_sei_flag" );
367#if L0044_DU_DPB_OUTPUT_DELAY_HRD
368        WRITE_CODE( hrd->getDpbOutputDelayDuLengthMinus1(), 5,   "dpb_output_delay_du_length_minus1"  );
369#endif
370      }
371      WRITE_CODE( hrd->getBitRateScale(), 4,                     "bit_rate_scale" );
372      WRITE_CODE( hrd->getCpbSizeScale(), 4,                     "cpb_size_scale" );
373      if( hrd->getSubPicCpbParamsPresentFlag() )
374      {
375        WRITE_CODE( hrd->getDuCpbSizeScale(), 4,                "du_cpb_size_scale" ); 
376      }
377      WRITE_CODE( hrd->getInitialCpbRemovalDelayLengthMinus1(), 5, "initial_cpb_removal_delay_length_minus1" );
378      WRITE_CODE( hrd->getCpbRemovalDelayLengthMinus1(),        5, "au_cpb_removal_delay_length_minus1" );
379      WRITE_CODE( hrd->getDpbOutputDelayLengthMinus1(),         5, "dpb_output_delay_length_minus1" );
380    }
381  }
382  Int i, j, nalOrVcl;
383  for( i = 0; i <= maxNumSubLayersMinus1; i ++ )
384  {
385    WRITE_FLAG( hrd->getFixedPicRateFlag( i ) ? 1 : 0,          "fixed_pic_rate_general_flag");
386    if( !hrd->getFixedPicRateFlag( i ) )
387    {
388      WRITE_FLAG( hrd->getFixedPicRateWithinCvsFlag( i ) ? 1 : 0, "fixed_pic_rate_within_cvs_flag");
389    }
390    else
391    {
392      hrd->setFixedPicRateWithinCvsFlag( i, true );
393    }
394    if( hrd->getFixedPicRateWithinCvsFlag( i ) )
395    {
396      WRITE_UVLC( hrd->getPicDurationInTcMinus1( i ),           "elemental_duration_in_tc_minus1");
397    }
398#if L0372
399    else
400    {
401      WRITE_FLAG( hrd->getLowDelayHrdFlag( i ) ? 1 : 0,           "low_delay_hrd_flag");
402    }
403    if (!hrd->getLowDelayHrdFlag( i ))
404    {
405      WRITE_UVLC( hrd->getCpbCntMinus1( i ),                      "cpb_cnt_minus1");
406    }
407#else
408    WRITE_FLAG( hrd->getLowDelayHrdFlag( i ) ? 1 : 0,           "low_delay_hrd_flag");
409    WRITE_UVLC( hrd->getCpbCntMinus1( i ),                      "cpb_cnt_minus1");
410#endif
411   
412    for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ )
413    {
414      if( ( ( nalOrVcl == 0 ) && ( hrd->getNalHrdParametersPresentFlag() ) ) ||
415          ( ( nalOrVcl == 1 ) && ( hrd->getVclHrdParametersPresentFlag() ) ) )
416      {
417        for( j = 0; j <= ( hrd->getCpbCntMinus1( i ) ); j ++ )
418        {
419          WRITE_UVLC( hrd->getBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_value_minus1");
420          WRITE_UVLC( hrd->getCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_value_minus1");
421          if( hrd->getSubPicCpbParamsPresentFlag() )
422          {
423#if L0363_DU_BIT_RATE
424            WRITE_UVLC( hrd->getDuBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_du_value_minus1");
425#endif
426            WRITE_UVLC( hrd->getDuCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_du_value_minus1"); 
427          }
428          WRITE_FLAG( hrd->getCbrFlag( i, j, nalOrVcl ) ? 1 : 0, "cbr_flag");
429        }
430      }
431    }
432  }
433}
434
435Void TEncCavlc::codeSPS( TComSPS* pcSPS )
436{
437#if ENC_DEC_TRACE 
438  xTraceSPSHeader (pcSPS);
439#endif
440  WRITE_CODE( pcSPS->getVPSId (),          4,       "sps_video_parameter_set_id" );
[224]441#if SPS_SUB_LAYER_INFO
442  if(pcSPS->getLayerId() == 0)
443  {
444#endif
445    WRITE_CODE( pcSPS->getMaxTLayers() - 1,  3,       "sps_max_sub_layers_minus1" );
446    WRITE_FLAG( pcSPS->getTemporalIdNestingFlag() ? 1 : 0,                             "sps_temporal_id_nesting_flag" );
447#if SPS_SUB_LAYER_INFO
448  }
449#endif
[191]450  codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1);
451  WRITE_UVLC( pcSPS->getSPSId (),                   "sps_seq_parameter_set_id" );
452  WRITE_UVLC( pcSPS->getChromaFormatIdc (),         "chroma_format_idc" );
453  assert(pcSPS->getChromaFormatIdc () == 1);
454  // in the first version chroma_format_idc can only be equal to 1 (4:2:0)
455  if( pcSPS->getChromaFormatIdc () == 3 )
456  {
457    WRITE_FLAG( 0,                                  "separate_colour_plane_flag");
458  }
459
460  WRITE_UVLC( pcSPS->getPicWidthInLumaSamples (),   "pic_width_in_luma_samples" );
461  WRITE_UVLC( pcSPS->getPicHeightInLumaSamples(),   "pic_height_in_luma_samples" );
462  Window conf = pcSPS->getConformanceWindow();
463
464  WRITE_FLAG( conf.getWindowEnabledFlag(),          "conformance_window_flag" );
465  if (conf.getWindowEnabledFlag())
466  {
467    WRITE_UVLC( conf.getWindowLeftOffset()   / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_left_offset" );
468    WRITE_UVLC( conf.getWindowRightOffset()  / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_right_offset" );
469    WRITE_UVLC( conf.getWindowTopOffset()    / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_top_offset" );
470    WRITE_UVLC( conf.getWindowBottomOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_bottom_offset" );
471  }
472
473  WRITE_UVLC( pcSPS->getBitDepthY() - 8,             "bit_depth_luma_minus8" );
474  WRITE_UVLC( pcSPS->getBitDepthC() - 8,             "bit_depth_chroma_minus8" );
475
476  WRITE_UVLC( pcSPS->getBitsForPOC()-4,                 "log2_max_pic_order_cnt_lsb_minus4" );
477
478  const Bool subLayerOrderingInfoPresentFlag = 1;
479  WRITE_FLAG(subLayerOrderingInfoPresentFlag,       "sps_sub_layer_ordering_info_present_flag");
480  for(UInt i=0; i <= pcSPS->getMaxTLayers()-1; i++)
481  {
482#if L0323_DPB
483    WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i) - 1,       "sps_max_dec_pic_buffering_minus1[i]" );
484#else
485    WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i),           "sps_max_dec_pic_buffering[i]" );
486#endif
487    WRITE_UVLC( pcSPS->getNumReorderPics(i),               "sps_num_reorder_pics[i]" );
488    WRITE_UVLC( pcSPS->getMaxLatencyIncrease(i),           "sps_max_latency_increase[i]" );
489    if (!subLayerOrderingInfoPresentFlag)
490    {
491      break;
492    }
493  }
494  assert( pcSPS->getMaxCUWidth() == pcSPS->getMaxCUHeight() );
495 
496  WRITE_UVLC( pcSPS->getLog2MinCodingBlockSize() - 3,                                "log2_min_coding_block_size_minus3" );
497  WRITE_UVLC( pcSPS->getLog2DiffMaxMinCodingBlockSize(),                             "log2_diff_max_min_coding_block_size" );
498  WRITE_UVLC( pcSPS->getQuadtreeTULog2MinSize() - 2,                                 "log2_min_transform_block_size_minus2" );
499  WRITE_UVLC( pcSPS->getQuadtreeTULog2MaxSize() - pcSPS->getQuadtreeTULog2MinSize(), "log2_diff_max_min_transform_block_size" );
500  WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthInter() - 1,                               "max_transform_hierarchy_depth_inter" );
501  WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthIntra() - 1,                               "max_transform_hierarchy_depth_intra" );
502  WRITE_FLAG( pcSPS->getScalingListFlag() ? 1 : 0,                                   "scaling_list_enabled_flag" ); 
503  if(pcSPS->getScalingListFlag())
504  {
505    WRITE_FLAG( pcSPS->getScalingListPresentFlag() ? 1 : 0,                          "sps_scaling_list_data_present_flag" ); 
506    if(pcSPS->getScalingListPresentFlag())
507    {
508#if SCALING_LIST_OUTPUT_RESULT
509    printf("SPS\n");
510#endif
511      codeScalingList( m_pcSlice->getScalingList() );
512    }
513  }
514  WRITE_FLAG( pcSPS->getUseAMP() ? 1 : 0,                                            "amp_enabled_flag" );
515  WRITE_FLAG( pcSPS->getUseSAO() ? 1 : 0,                                            "sample_adaptive_offset_enabled_flag");
516
517  WRITE_FLAG( pcSPS->getUsePCM() ? 1 : 0,                                            "pcm_enabled_flag");
518  if( pcSPS->getUsePCM() )
519  {
520    WRITE_CODE( pcSPS->getPCMBitDepthLuma() - 1, 4,                                  "pcm_sample_bit_depth_luma_minus1" );
521    WRITE_CODE( pcSPS->getPCMBitDepthChroma() - 1, 4,                                "pcm_sample_bit_depth_chroma_minus1" );
522    WRITE_UVLC( pcSPS->getPCMLog2MinSize() - 3,                                      "log2_min_pcm_luma_coding_block_size_minus3" );
523    WRITE_UVLC( pcSPS->getPCMLog2MaxSize() - pcSPS->getPCMLog2MinSize(),             "log2_diff_max_min_pcm_luma_coding_block_size" );
524    WRITE_FLAG( pcSPS->getPCMFilterDisableFlag()?1 : 0,                              "pcm_loop_filter_disable_flag");
525  }
526
527  assert( pcSPS->getMaxTLayers() > 0 );         
528
529  TComRPSList* rpsList = pcSPS->getRPSList();
530  TComReferencePictureSet*      rps;
531
532  WRITE_UVLC(rpsList->getNumberOfReferencePictureSets(), "num_short_term_ref_pic_sets" );
533  for(Int i=0; i < rpsList->getNumberOfReferencePictureSets(); i++)
534  {
535    rps = rpsList->getReferencePictureSet(i);
536    codeShortTermRefPicSet(pcSPS,rps,false, i);
537  }
538  WRITE_FLAG( pcSPS->getLongTermRefsPresent() ? 1 : 0,         "long_term_ref_pics_present_flag" );
539  if (pcSPS->getLongTermRefsPresent()) 
540  {
541    WRITE_UVLC(pcSPS->getNumLongTermRefPicSPS(), "num_long_term_ref_pic_sps" );
542    for (UInt k = 0; k < pcSPS->getNumLongTermRefPicSPS(); k++)
543    {
544      WRITE_CODE( pcSPS->getLtRefPicPocLsbSps(k), pcSPS->getBitsForPOC(), "lt_ref_pic_poc_lsb_sps");
545      WRITE_FLAG( pcSPS->getUsedByCurrPicLtSPSFlag(k), "used_by_curr_pic_lt_sps_flag");
546    }
547  }
548  WRITE_FLAG( pcSPS->getTMVPFlagsPresent()  ? 1 : 0,           "sps_temporal_mvp_enable_flag" );
549#if REF_IDX_MFM
550  if( pcSPS->getLayerId() > 0 )
551  {
552    WRITE_FLAG( pcSPS->getMFMEnabledFlag() ? 1 : 0,          "sps_enh_mfm_enable_flag" );
553  }
554#endif
555  WRITE_FLAG( pcSPS->getUseStrongIntraSmoothing(),             "sps_strong_intra_smoothing_enable_flag" );
556
557  WRITE_FLAG( pcSPS->getVuiParametersPresentFlag(),             "vui_parameters_present_flag" );
558  if (pcSPS->getVuiParametersPresentFlag())
559  {
560      codeVUI(pcSPS->getVuiParameters(), pcSPS);
561  }
[226]562
563#if SPS_EXTENSION
564  WRITE_FLAG( 1, "sps_extension_flag" );
565  if( 1 )   // if( sps_extension_flag )
566  {
567    codeSPSExtension( pcSPS );
568    WRITE_FLAG( 0, "sps_extension2_flag" );
569  }
570#else
571  WRITE_FLAG( 0, "sps_extension_flag" );
572#endif
573}
574#if SPS_EXTENSION
575Void TEncCavlc::codeSPSExtension( TComSPS* pcSPS )
576{
[227]577  // more syntax elements to be written here
578#if SCALED_REF_LAYER_OFFSETS
[228]579#if SCALED_REF_LAYER_OFFSET_FLAG
580  WRITE_FLAG( pcSPS->getLayerId() > 0, "scaled_ref_layer_offset_present_flag" );
[227]581  if( pcSPS->getLayerId() > 0 )
[228]582#else
583  if( pcSPS->getLayerId() > 0 )
584#endif
[227]585  {
586    Window scaledWindow = pcSPS->getScaledRefLayerWindow();
587    WRITE_SVLC( scaledWindow.getWindowLeftOffset()   >> 1, "scaled_ref_layer_left_offset" );
588    WRITE_SVLC( scaledWindow.getWindowTopOffset()    >> 1, "scaled_ref_layer_top_offset" );
589    WRITE_SVLC( scaledWindow.getWindowRightOffset()  >> 1, "scaled_ref_layer_right_offset" );
590    WRITE_SVLC( scaledWindow.getWindowBottomOffset() >> 1, "scaled_ref_layer_bottom_offset" );
591  }
592#endif
[226]593}
594#endif
595Void TEncCavlc::codeVPS( TComVPS* pcVPS )
596{
597  WRITE_CODE( pcVPS->getVPSId(),                    4,        "vps_video_parameter_set_id" );
[191]598  WRITE_CODE( 3,                                    2,        "vps_reserved_three_2bits" );
599#if VPS_RENAME
600  WRITE_CODE( pcVPS->getMaxLayers() - 1,            6,        "vps_max_layers_minus1" );           
601#else
602  WRITE_CODE( 0,                                    6,        "vps_reserved_zero_6bits" );
603#endif
604  WRITE_CODE( pcVPS->getMaxTLayers() - 1,           3,        "vps_max_sub_layers_minus1" );
605  WRITE_FLAG( pcVPS->getTemporalNestingFlag(),                "vps_temporal_id_nesting_flag" );
606  assert (pcVPS->getMaxTLayers()>1||pcVPS->getTemporalNestingFlag());
607  WRITE_CODE( 0xffff,                              16,        "vps_reserved_ffff_16bits" );
608  codePTL( pcVPS->getPTL(), true, pcVPS->getMaxTLayers() - 1 );
609#if SIGNAL_BITRATE_PICRATE_IN_VPS
610  codeBitratePicRateInfo(pcVPS->getBitratePicrateInfo(), 0, pcVPS->getMaxTLayers() - 1);
611#endif 
612  const Bool subLayerOrderingInfoPresentFlag = 1;
613  WRITE_FLAG(subLayerOrderingInfoPresentFlag,              "vps_sub_layer_ordering_info_present_flag");
614  for(UInt i=0; i <= pcVPS->getMaxTLayers()-1; i++)
615  {
616#if L0323_DPB
617    WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i) - 1,       "vps_max_dec_pic_buffering_minus1[i]" );
618#else
619    WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i),           "vps_max_dec_pic_buffering[i]" );
620#endif
621    WRITE_UVLC( pcVPS->getNumReorderPics(i),               "vps_num_reorder_pics[i]" );
622    WRITE_UVLC( pcVPS->getMaxLatencyIncrease(i),           "vps_max_latency_increase[i]" );
623    if (!subLayerOrderingInfoPresentFlag)
624    {
625      break;
626    }
627  }
628
629#if VPS_RENAME
630  assert( pcVPS->getNumHrdParameters() <= MAX_VPS_LAYER_SETS_PLUS1 );
631  assert( pcVPS->getMaxLayerId() < MAX_VPS_LAYER_ID_PLUS1 );
632#if !VPS_EXTN_OP_LAYER_SETS     // num layer sets set in TAppEncTop.cpp
633  pcVPS->setNumLayerSets(1);
634#endif
635  WRITE_CODE( pcVPS->getMaxLayerId(), 6,                       "vps_max_layer_id" );
636  WRITE_UVLC( pcVPS->getNumLayerSets() - 1,                 "vps_num_layer_sets_minus1" );
637  for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getNumLayerSets() - 1 ); opsIdx ++ )
638  {
639    // Operation point set
640    for( UInt i = 0; i <= pcVPS->getMaxLayerId(); i ++ )
641#else
642  assert( pcVPS->getNumHrdParameters() <= MAX_VPS_NUM_HRD_PARAMETERS );
643  assert( pcVPS->getMaxNuhReservedZeroLayerId() < MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1 );
644  WRITE_CODE( pcVPS->getMaxNuhReservedZeroLayerId(), 6,     "vps_max_nuh_reserved_zero_layer_id" );
645  pcVPS->setMaxOpSets(1);
646  WRITE_UVLC( pcVPS->getMaxOpSets() - 1,                    "vps_max_op_sets_minus1" );
647  for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getMaxOpSets() - 1 ); opsIdx ++ )
648  {
649    // Operation point set
650    for( UInt i = 0; i <= pcVPS->getMaxNuhReservedZeroLayerId(); i ++ )
651#endif
652    {
653#if !VPS_EXTN_OP_LAYER_SETS     // layer Id include flag set in TAppEncTop.cpp
654      // Only applicable for version 1
655      pcVPS->setLayerIdIncludedFlag( true, opsIdx, i );
656#endif
657      WRITE_FLAG( pcVPS->getLayerIdIncludedFlag( opsIdx, i ) ? 1 : 0, "layer_id_included_flag[opsIdx][i]" );
658    }
659  }
660#if DERIVE_LAYER_ID_LIST_VARIABLES
661  pcVPS->deriveLayerIdListVariables();
662#endif
663#if L0043_TIMING_INFO
664  TimingInfo *timingInfo = pcVPS->getTimingInfo();
665  WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(),          "vps_timing_info_present_flag");
666  if(timingInfo->getTimingInfoPresentFlag())
667  {
668    WRITE_CODE(timingInfo->getNumUnitsInTick(), 32,           "vps_num_units_in_tick");
669    WRITE_CODE(timingInfo->getTimeScale(),      32,           "vps_time_scale");
670    WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(),  "vps_poc_proportional_to_timing_flag");
671    if(timingInfo->getPocProportionalToTimingFlag())
672    {
673      WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(),   "vps_num_ticks_poc_diff_one_minus1");
674    }
675#endif
676    pcVPS->setNumHrdParameters( 0 );
677    WRITE_UVLC( pcVPS->getNumHrdParameters(),                 "vps_num_hrd_parameters" );
678
679    if( pcVPS->getNumHrdParameters() > 0 )
680    {
681      pcVPS->createHrdParamBuffer();
682    }
683    for( UInt i = 0; i < pcVPS->getNumHrdParameters(); i ++ )
684    {
685      // Only applicable for version 1
686      pcVPS->setHrdOpSetIdx( 0, i );
687      WRITE_UVLC( pcVPS->getHrdOpSetIdx( i ),                "hrd_op_set_idx" );
688      if( i > 0 )
689      {
690        WRITE_FLAG( pcVPS->getCprmsPresentFlag( i ) ? 1 : 0, "cprms_present_flag[i]" );
691      }
692      codeHrdParameters(pcVPS->getHrdParameters(i), pcVPS->getCprmsPresentFlag( i ), pcVPS->getMaxTLayers() - 1);
693    }
694#if L0043_TIMING_INFO
695  }
696#endif
697#if !VPS_EXTNS
698  WRITE_FLAG( 0,                     "vps_extension_flag" );
699#else
700  WRITE_FLAG( 1,                     "vps_extension_flag" );
701  codeVPSExtension(pcVPS);
702  WRITE_FLAG( 0,                     "vps_extension2_flag" );   // Flag value of 1 reserved
703#endif 
704  //future extensions here..
705 
706  return;
707}
708
709#if VPS_EXTNS
710Void TEncCavlc::codeVPSExtension (TComVPS *vps)
711{
712  // ... More syntax elements to be written here
713#if VPS_EXTN_MASK_AND_DIM_INFO
714  UInt i = 0, j = 0;
715
716  WRITE_FLAG( vps->getAvcBaseLayerFlag(),              "avc_base_layer_flag" );
717  WRITE_FLAG( vps->getSplittingFlag(),                 "splitting_flag" );
718
719  for(i = 0; i < MAX_VPS_NUM_SCALABILITY_TYPES; i++)
720  {
721    WRITE_FLAG( vps->getScalabilityMask(i),            "scalability_mask[i]" );
722  }
723
724  for(j = 0; j < vps->getNumScalabilityTypes(); j++)
725  {
726    WRITE_CODE( vps->getDimensionIdLen(j) - 1, 3,      "dimension_id_len_minus1[j]" );
727  }
728
729  WRITE_FLAG( vps->getNuhLayerIdPresentFlag(),         "vps_nuh_layer_id_present_flag" );
730  for(i = 1; i < vps->getMaxLayers(); i++)
731  {
732    if( vps->getNuhLayerIdPresentFlag() )
733    {
734      WRITE_CODE( vps->getLayerIdInNuh(i),     6,      "layer_id_in_nuh[i]" );
735    }
736    for(j = 0; j < vps->getNumScalabilityTypes(); j++)
737    {
738      UInt bits = vps->getDimensionIdLen(j);
739      WRITE_CODE( vps->getDimensionId(i, j),   bits,   "dimension_id[i][j]" );
740    }
741  }
742#endif
743#if VPS_MOVE_DIR_DEPENDENCY_FLAG
744#if VPS_EXTN_DIRECT_REF_LAYERS
745  for( Int layerCtr = 1; layerCtr <= vps->getMaxLayers() - 1; layerCtr++)
746  {
747    for( Int refLayerCtr = 0; refLayerCtr < layerCtr; refLayerCtr++)
748    {
749      WRITE_FLAG(vps->getDirectDependencyFlag(layerCtr, refLayerCtr), "direct_dependency_flag[i][j]" );
750    }
751  }
752#endif
753#endif
[216]754#if JCTVC_M0203_INTERLAYER_PRED_IDC
755  for( i = 0; i < vps->getMaxLayers() - 1; i++)
756  {
757    WRITE_CODE(vps->getMaxSublayerForIlpPlus1(i), 3, "max_sublayer_for_ilp_plus1[i]" );
758  }
759#endif
[191]760#if VPS_EXTN_PROFILE_INFO
761  // Profile-tier-level signalling
762#if VPS_PROFILE_OUTPUT_LAYERS
763  WRITE_CODE( vps->getNumLayerSets() - 1   , 10, "vps_number_layer_sets_minus1" );     
764  WRITE_CODE( vps->getNumProfileTierLevel() - 1,  6, "vps_num_profile_tier_level_minus1"); 
765  for(Int idx = 1; idx <= vps->getNumProfileTierLevel() - 1; idx++)
766#else
767  for(Int idx = 1; idx <= vps->getNumLayerSets() - 1; idx++)
768#endif
769  {
770    WRITE_FLAG( vps->getProfilePresentFlag(idx),       "vps_profile_present_flag[i]" );
771    if( !vps->getProfilePresentFlag(idx) )
772    {
773#if VPS_PROFILE_OUTPUT_LAYERS
774      WRITE_CODE( vps->getProfileLayerSetRef(idx) - 1, 6, "profile_ref_minus1[i]" );
775#else
776      WRITE_UVLC( vps->getProfileLayerSetRef(idx) - 1, "vps_profile_layer_set_ref_minus1[i]" );
777#endif
778    }
779    codePTL( vps->getPTLForExtn(idx), vps->getProfilePresentFlag(idx), vps->getMaxTLayers() - 1 );
780  }
781#endif
782
783#if VPS_PROFILE_OUTPUT_LAYERS
784  Int numOutputLayerSets = vps->getNumOutputLayerSets() ;
785  WRITE_FLAG(  (numOutputLayerSets > vps->getNumLayerSets()), "more_output_layer_sets_than_default_flag" ); 
786  if(numOutputLayerSets > vps->getNumLayerSets())
787  {
788    WRITE_CODE( numOutputLayerSets - vps->getNumLayerSets(), 10, "num_add_output_layer_sets" );
789  }
790  if( numOutputLayerSets > 1 )
791  {
792    WRITE_FLAG( vps->getDefaultOneTargetOutputLayerFlag(), "default_one_target_output_layer_flag" );   
793  }
794
795  for(i = 1; i < numOutputLayerSets; i++)
796  {
797    if( i > (vps->getNumLayerSets() - 1) )
798    {
799      Int numBits = 1;
800      while ((1 << numBits) < (vps->getNumLayerSets() - 1))
801      {
802        numBits++;
803      }
804      WRITE_CODE( vps->getOutputLayerSetIdx(i) - 1, numBits, "output_layer_set_idx_minus1"); 
805      Int lsIdx = vps->getOutputLayerSetIdx(i);
806      for(j = 0; j < vps->getNumLayersInIdList(lsIdx) - 1; j++)
807      {
808        WRITE_FLAG( vps->getOutputLayerFlag(i,j), "output_layer_flag[i][j]");
809      }
810    }
811    Int numBits = 1;
812    while ((1 << numBits) < (vps->getNumProfileTierLevel()))
813    {
814      numBits++;
815    }
816    WRITE_CODE( vps->getProfileLevelTierIdx(i), numBits, "profile_level_tier_idx[i]" );     
817  }
818#else
819#if VPS_EXTN_OP_LAYER_SETS
820  // Target output layer signalling
821  WRITE_UVLC( vps->getNumOutputLayerSets(),            "vps_num_output_layer_sets");
822  for(i = 0; i < vps->getNumOutputLayerSets(); i++)
823  {
824#if VPS_OUTPUT_LAYER_SET_IDX
825    assert(vps->getOutputLayerSetIdx(i) > 0);
826    WRITE_UVLC( vps->getOutputLayerSetIdx(i) - 1,           "vps_output_layer_set_idx_minus1[i]");
827#else
828    WRITE_UVLC( vps->getOutputLayerSetIdx(i),           "vps_output_layer_set_idx[i]");
829#endif
830    Int lsIdx = vps->getOutputLayerSetIdx(i);
831    for(j = 0; j <= vps->getMaxLayerId(); j++)
832    {
833      if(vps->getLayerIdIncludedFlag(lsIdx, j))
834      {
835        WRITE_FLAG( vps->getOutputLayerFlag(lsIdx, j), "vps_output_layer_flag[lsIdx][j]");
836      }
837    }
838  }
839#endif
840#endif
841#if JCTVC_M0458_INTERLAYER_RPS_SIG
842      WRITE_FLAG(vps->getMaxOneActiveRefLayerFlag(), "max_one_active_ref_layer_flag");
843#endif
844#if !VPS_MOVE_DIR_DEPENDENCY_FLAG
845#if VPS_EXTN_DIRECT_REF_LAYERS
846  for( Int layerCtr = 1; layerCtr <= vps->getMaxLayers() - 1; layerCtr++)
847  {
848    for( Int refLayerCtr = 0; refLayerCtr < layerCtr; refLayerCtr++)
849    {
850      WRITE_FLAG(vps->getDirectDependencyFlag(layerCtr, refLayerCtr), "direct_dependency_flag[i][j]" );
851    }
852  }
853#endif
854#endif
855}
856#endif
857
858Void TEncCavlc::codeSliceHeader         ( TComSlice* pcSlice )
859{
860#if ENC_DEC_TRACE 
861  xTraceSliceHeader (pcSlice);
862#endif
863
864  //calculate number of bits required for slice address
865  Int maxSliceSegmentAddress = pcSlice->getPic()->getNumCUsInFrame();
866  Int bitsSliceSegmentAddress = 0;
867  while(maxSliceSegmentAddress>(1<<bitsSliceSegmentAddress)) 
868  {
869    bitsSliceSegmentAddress++;
870  }
871  Int ctuAddress;
872  if (pcSlice->isNextSlice())
873  {
874    // Calculate slice address
875    ctuAddress = (pcSlice->getSliceCurStartCUAddr()/pcSlice->getPic()->getNumPartInCU());
876  }
877  else
878  {
879    // Calculate slice address
880    ctuAddress = (pcSlice->getSliceSegmentCurStartCUAddr()/pcSlice->getPic()->getNumPartInCU());
881  }
882  //write slice address
883  Int sliceSegmentAddress = pcSlice->getPic()->getPicSym()->getCUOrderMap(ctuAddress);
884
885  WRITE_FLAG( sliceSegmentAddress==0, "first_slice_segment_in_pic_flag" );
886  if ( pcSlice->getRapPicFlag() )
887  {
888    WRITE_FLAG( 0, "no_output_of_prior_pics_flag" );
889  }
890  WRITE_UVLC( pcSlice->getPPS()->getPPSId(), "slice_pic_parameter_set_id" );
891  pcSlice->setDependentSliceSegmentFlag(!pcSlice->isNextSlice());
892  if ( pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag() && (sliceSegmentAddress!=0) )
893  {
894    WRITE_FLAG( pcSlice->getDependentSliceSegmentFlag() ? 1 : 0, "dependent_slice_segment_flag" );
895  }
896  if(sliceSegmentAddress>0)
897  {
898    WRITE_CODE( sliceSegmentAddress, bitsSliceSegmentAddress, "slice_segment_address" );
899  }
900  if ( !pcSlice->getDependentSliceSegmentFlag() )
901  {
902    for (Int i = 0; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++)
903    {
904      assert(!!"slice_reserved_undetermined_flag[]");
905      WRITE_FLAG(0, "slice_reserved_undetermined_flag[]");
906    }
907
908    WRITE_UVLC( pcSlice->getSliceType(),       "slice_type" );
909
910    if( pcSlice->getPPS()->getOutputFlagPresentFlag() )
911    {
912      WRITE_FLAG( pcSlice->getPicOutputFlag() ? 1 : 0, "pic_output_flag" );
913    }
914
915    // in the first version chroma_format_idc is equal to one, thus colour_plane_id will not be present
916    assert (pcSlice->getSPS()->getChromaFormatIdc() == 1 );
917    // if( separate_colour_plane_flag  ==  1 )
918    //   colour_plane_id                                      u(2)
919
920    if( !pcSlice->getIdrPicFlag() )
921    {
922      Int picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC()))%(1<<pcSlice->getSPS()->getBitsForPOC());
923      WRITE_CODE( picOrderCntLSB, pcSlice->getSPS()->getBitsForPOC(), "pic_order_cnt_lsb");
924      TComReferencePictureSet* rps = pcSlice->getRPS();
925     
926#if FIX1071
927      // Deal with bitstream restriction stating that:
928      // – If the current picture is a BLA or CRA picture, the value of NumPocTotalCurr shall be equal to 0.
929      // Ideally this process should not be repeated for each slice in a picture
930      TComReferencePictureSet altRps;
931      Bool useAltRps = false;
932#if SVC_EXTENSION
933      if( pcSlice->getLayerId() == 0 )
934#endif
935      if (pcSlice->getRapPicFlag())
936      {
937        for (Int picIdx = 0; !useAltRps && picIdx < rps->getNumberOfPictures(); picIdx++)
938        {
939          useAltRps = rps->getUsed(picIdx);
940        }
941        if (useAltRps)
942        {
943          memcpy(&altRps, rps, sizeof(TComReferencePictureSet));
944          rps = &altRps;
945          for (Int picIdx = 0; picIdx < rps->getNumberOfPictures(); picIdx++)
946          {
947            rps->setUsed(picIdx, false);
948          }
949        }
950      }
951
952      if(pcSlice->getRPSidx() < 0 || useAltRps)
953#else
954      if(pcSlice->getRPSidx() < 0)
955#endif
956      {
957        WRITE_FLAG( 0, "short_term_ref_pic_set_sps_flag");
958        codeShortTermRefPicSet(pcSlice->getSPS(), rps, true, pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets());
959      }
960      else
961      {
962        WRITE_FLAG( 1, "short_term_ref_pic_set_sps_flag");
963        Int numBits = 0;
964        while ((1 << numBits) < pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets())
965        {
966          numBits++;
967        }
968        if (numBits > 0)
969        {
970          WRITE_CODE( pcSlice->getRPSidx(), numBits, "short_term_ref_pic_set_idx" );         
971        }
972      }
973      if(pcSlice->getSPS()->getLongTermRefsPresent())
974      {
975        Int numLtrpInSH = rps->getNumberOfLongtermPictures();
976        Int ltrpInSPS[MAX_NUM_REF_PICS];
977        Int numLtrpInSPS = 0;
978        UInt ltrpIndex;
979        Int counter = 0;
980        for(Int k = rps->getNumberOfPictures()-1; k > rps->getNumberOfPictures()-rps->getNumberOfLongtermPictures()-1; k--) 
981        {
982          if (findMatchingLTRP(pcSlice, &ltrpIndex, rps->getPOC(k), rps->getUsed(k))) 
983          {
984            ltrpInSPS[numLtrpInSPS] = ltrpIndex;
985            numLtrpInSPS++;
986          }
987          else
988          {
989            counter++;
990          }
991        }
992        numLtrpInSH -= numLtrpInSPS;
993
994        Int bitsForLtrpInSPS = 0;
995        while (pcSlice->getSPS()->getNumLongTermRefPicSPS() > (1 << bitsForLtrpInSPS))
996        {
997          bitsForLtrpInSPS++;
998        }
999        if (pcSlice->getSPS()->getNumLongTermRefPicSPS() > 0) 
1000        {
1001          WRITE_UVLC( numLtrpInSPS, "num_long_term_sps");
1002        }
1003        WRITE_UVLC( numLtrpInSH, "num_long_term_pics");
1004        // Note that the LSBs of the LT ref. pic. POCs must be sorted before.
1005        // Not sorted here because LT ref indices will be used in setRefPicList()
1006        Int prevDeltaMSB = 0, prevLSB = 0;
1007        Int offset = rps->getNumberOfNegativePictures() + rps->getNumberOfPositivePictures();
1008        for(Int i=rps->getNumberOfPictures()-1 ; i > offset-1; i--)
1009        {
1010          if (counter < numLtrpInSPS)
1011          {
1012            if (bitsForLtrpInSPS > 0)
1013            {
1014              WRITE_CODE( ltrpInSPS[counter], bitsForLtrpInSPS, "lt_idx_sps[i]");             
1015            }
1016          }
1017          else 
1018          {
1019            WRITE_CODE( rps->getPocLSBLT(i), pcSlice->getSPS()->getBitsForPOC(), "poc_lsb_lt");
1020            WRITE_FLAG( rps->getUsed(i), "used_by_curr_pic_lt_flag"); 
1021          }
1022          WRITE_FLAG( rps->getDeltaPocMSBPresentFlag(i), "delta_poc_msb_present_flag");
1023
1024          if(rps->getDeltaPocMSBPresentFlag(i))
1025          {
1026            Bool deltaFlag = false;
1027            //  First LTRP from SPS                 ||  First LTRP from SH                              || curr LSB            != prev LSB
1028            if( (i == rps->getNumberOfPictures()-1) || (i == rps->getNumberOfPictures()-1-numLtrpInSPS) || (rps->getPocLSBLT(i) != prevLSB) )
1029            {
1030              deltaFlag = true;
1031            }
1032            if(deltaFlag)
1033            {
1034              WRITE_UVLC( rps->getDeltaPocMSBCycleLT(i), "delta_poc_msb_cycle_lt[i]" );
1035            }
1036            else
1037            {             
1038              Int differenceInDeltaMSB = rps->getDeltaPocMSBCycleLT(i) - prevDeltaMSB;
1039              assert(differenceInDeltaMSB >= 0);
1040              WRITE_UVLC( differenceInDeltaMSB, "delta_poc_msb_cycle_lt[i]" );
1041            }
1042            prevLSB = rps->getPocLSBLT(i);
1043            prevDeltaMSB = rps->getDeltaPocMSBCycleLT(i);
1044          }
1045        }
1046      }
1047
1048      if (pcSlice->getSPS()->getTMVPFlagsPresent())
1049      {
1050        WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enable_flag" );
1051      }
1052    }
1053
1054#if JCTVC_M0458_INTERLAYER_RPS_SIG   
1055    if((pcSlice->getSPS()->getLayerId() > 0)  &&  (pcSlice->getNumILRRefIdx() > 0) ) 
1056    {
1057      WRITE_FLAG(pcSlice->getInterLayerPredEnabledFlag(),"inter_layer_pred_enabled_flag");
1058      if( pcSlice->getInterLayerPredEnabledFlag())
1059      {
1060        if(pcSlice->getNumILRRefIdx() > 1)
1061        {
1062          Int numBits = 1;
1063          while ((1 << numBits) < pcSlice->getNumILRRefIdx())
1064          {
1065            numBits++;
1066          }
1067          if( !pcSlice->getVPS()->getMaxOneActiveRefLayerFlag()) 
1068          {
[259]1069            WRITE_CODE(pcSlice->getActiveNumILRRefIdx() - 1, numBits,"num_inter_layer_ref_pics_minus1");
[191]1070          }       
[249]1071          for(Int i = 0; i < pcSlice->getActiveNumILRRefIdx(); i++ )
1072          {
[191]1073            WRITE_CODE(pcSlice->getInterLayerPredLayerIdc(i),numBits,"inter_layer_pred_layer_idc[i]");   
[249]1074          }
[191]1075        }
1076      }
1077    }     
1078#endif
1079
1080    if(pcSlice->getSPS()->getUseSAO())
1081    {
1082      if (pcSlice->getSPS()->getUseSAO())
1083      {
1084         WRITE_FLAG( pcSlice->getSaoEnabledFlag(), "slice_sao_luma_flag" );
1085         {
1086           SAOParam *saoParam = pcSlice->getPic()->getPicSym()->getSaoParam();
1087          WRITE_FLAG( saoParam->bSaoFlag[1], "slice_sao_chroma_flag" );
1088         }
1089      }
1090    }
1091
1092    //check if numrefidxes match the defaults. If not, override
1093
1094    if (!pcSlice->isIntra())
1095    {
1096      Bool overrideFlag = (pcSlice->getNumRefIdx( REF_PIC_LIST_0 )!=pcSlice->getPPS()->getNumRefIdxL0DefaultActive()||(pcSlice->isInterB()&&pcSlice->getNumRefIdx( REF_PIC_LIST_1 )!=pcSlice->getPPS()->getNumRefIdxL1DefaultActive()));
1097      WRITE_FLAG( overrideFlag ? 1 : 0,                               "num_ref_idx_active_override_flag");
1098      if (overrideFlag) 
1099      {
1100        WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_0 ) - 1,      "num_ref_idx_l0_active_minus1" );
1101        if (pcSlice->isInterB())
1102        {
1103          WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_1 ) - 1,    "num_ref_idx_l1_active_minus1" );
1104        }
1105        else
1106        {
1107          pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
1108        }
1109      }
1110    }
1111    else
1112    {
1113      pcSlice->setNumRefIdx(REF_PIC_LIST_0, 0);
1114      pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
1115    }
1116
1117    if( pcSlice->getPPS()->getListsModificationPresentFlag() && pcSlice->getNumRpsCurrTempList() > 1)
1118    {
1119      TComRefPicListModification* refPicListModification = pcSlice->getRefPicListModification();
1120      if(!pcSlice->isIntra())
1121      {
1122        WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0() ? 1 : 0,       "ref_pic_list_modification_flag_l0" );
1123        if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0())
1124        {
1125          Int numRpsCurrTempList0 = pcSlice->getNumRpsCurrTempList();
1126          if (numRpsCurrTempList0 > 1)
1127          {
1128            Int length = 1;
1129            numRpsCurrTempList0 --;
1130            while ( numRpsCurrTempList0 >>= 1) 
1131            {
1132              length ++;
1133            }
1134            for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_0 ); i++)
1135            {
1136              WRITE_CODE( refPicListModification->getRefPicSetIdxL0(i), length, "list_entry_l0");
1137            }
1138          }
1139        }
1140      }
1141      if(pcSlice->isInterB())
1142      {   
1143        WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1() ? 1 : 0,       "ref_pic_list_modification_flag_l1" );
1144        if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1())
1145        {
1146          Int numRpsCurrTempList1 = pcSlice->getNumRpsCurrTempList();
1147          if ( numRpsCurrTempList1 > 1 )
1148          {
1149            Int length = 1;
1150            numRpsCurrTempList1 --;
1151            while ( numRpsCurrTempList1 >>= 1)
1152            {
1153              length ++;
1154            }
1155            for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_1 ); i++)
1156            {
1157              WRITE_CODE( refPicListModification->getRefPicSetIdxL1(i), length, "list_entry_l1");
1158            }
1159          }
1160        }
1161      }
1162    }
1163   
1164    if (pcSlice->isInterB())
1165    {
1166      WRITE_FLAG( pcSlice->getMvdL1ZeroFlag() ? 1 : 0,   "mvd_l1_zero_flag");
1167    }
1168
1169    if(!pcSlice->isIntra())
1170    {
1171      if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag())
1172      {
1173        SliceType sliceType   = pcSlice->getSliceType();
1174        Int  encCABACTableIdx = pcSlice->getPPS()->getEncCABACTableIdx();
1175        Bool encCabacInitFlag = (sliceType!=encCABACTableIdx && encCABACTableIdx!=I_SLICE) ? true : false;
1176        pcSlice->setCabacInitFlag( encCabacInitFlag );
1177        WRITE_FLAG( encCabacInitFlag?1:0, "cabac_init_flag" );
1178      }
1179    }
1180
1181    if ( pcSlice->getEnableTMVPFlag() )
1182    {
1183      if ( pcSlice->getSliceType() == B_SLICE )
1184      {
1185        WRITE_FLAG( pcSlice->getColFromL0Flag(), "collocated_from_l0_flag" );
1186      }
1187
1188      if ( pcSlice->getSliceType() != I_SLICE &&
1189        ((pcSlice->getColFromL0Flag()==1 && pcSlice->getNumRefIdx(REF_PIC_LIST_0)>1)||
1190        (pcSlice->getColFromL0Flag()==0  && pcSlice->getNumRefIdx(REF_PIC_LIST_1)>1)))
1191      {
1192        WRITE_UVLC( pcSlice->getColRefIdx(), "collocated_ref_idx" );
1193      }
1194    }
1195    if ( (pcSlice->getPPS()->getUseWP() && pcSlice->getSliceType()==P_SLICE) || (pcSlice->getPPS()->getWPBiPred() && pcSlice->getSliceType()==B_SLICE) )
1196    {
1197      xCodePredWeightTable( pcSlice );
1198    }
1199    assert(pcSlice->getMaxNumMergeCand()<=MRG_MAX_NUM_CANDS);
1200    if (!pcSlice->isIntra())
1201    {
1202      WRITE_UVLC(MRG_MAX_NUM_CANDS - pcSlice->getMaxNumMergeCand(), "five_minus_max_num_merge_cand");
1203    }
1204    Int iCode = pcSlice->getSliceQp() - ( pcSlice->getPPS()->getPicInitQPMinus26() + 26 );
1205    WRITE_SVLC( iCode, "slice_qp_delta" ); 
1206    if (pcSlice->getPPS()->getSliceChromaQpFlag())
1207    {
1208      iCode = pcSlice->getSliceQpDeltaCb();
1209      WRITE_SVLC( iCode, "slice_qp_delta_cb" );
1210      iCode = pcSlice->getSliceQpDeltaCr();
1211      WRITE_SVLC( iCode, "slice_qp_delta_cr" );
1212    }
1213    if (pcSlice->getPPS()->getDeblockingFilterControlPresentFlag())
1214    {
1215      if (pcSlice->getPPS()->getDeblockingFilterOverrideEnabledFlag() )
1216      {
1217        WRITE_FLAG(pcSlice->getDeblockingFilterOverrideFlag(), "deblocking_filter_override_flag");
1218      }
1219      if (pcSlice->getDeblockingFilterOverrideFlag())
1220      {
1221        WRITE_FLAG(pcSlice->getDeblockingFilterDisable(), "slice_disable_deblocking_filter_flag");
1222        if(!pcSlice->getDeblockingFilterDisable())
1223        {
1224          WRITE_SVLC (pcSlice->getDeblockingFilterBetaOffsetDiv2(), "slice_beta_offset_div2");
1225          WRITE_SVLC (pcSlice->getDeblockingFilterTcOffsetDiv2(),   "slice_tc_offset_div2");
1226        }
1227      }
1228    }
1229
1230    Bool isSAOEnabled = (!pcSlice->getSPS()->getUseSAO())?(false):(pcSlice->getSaoEnabledFlag()||pcSlice->getSaoEnabledFlagChroma());
1231    Bool isDBFEnabled = (!pcSlice->getDeblockingFilterDisable());
1232
1233    if(pcSlice->getPPS()->getLoopFilterAcrossSlicesEnabledFlag() && ( isSAOEnabled || isDBFEnabled ))
1234    {
1235      WRITE_FLAG(pcSlice->getLFCrossSliceBoundaryFlag()?1:0, "slice_loop_filter_across_slices_enabled_flag");
1236    }
1237  }
1238
1239  if(pcSlice->getPPS()->getSliceHeaderExtensionPresentFlag())
1240  {
1241    WRITE_UVLC(0,"slice_header_extension_length");
1242  }
1243}
1244
1245Void TEncCavlc::codePTL( TComPTL* pcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1)
1246{
1247  if(profilePresentFlag)
1248  {
1249    codeProfileTier(pcPTL->getGeneralPTL());    // general_...
1250  }
1251  WRITE_CODE( pcPTL->getGeneralPTL()->getLevelIdc(), 8, "general_level_idc" );
1252
1253#if L0363_BYTE_ALIGN
1254  for (Int i = 0; i < maxNumSubLayersMinus1; i++)
1255  {
1256    if(profilePresentFlag)
1257    {
1258      WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" );
1259    }
1260   
1261    WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i),   "sub_layer_level_present_flag[i]" );
1262  }
1263 
1264  if (maxNumSubLayersMinus1 > 0)
1265  {
1266    for (Int i = maxNumSubLayersMinus1; i < 8; i++)
1267    {
1268      WRITE_CODE(0, 2, "reserved_zero_2bits");
1269    }
1270  }
1271#endif
1272 
1273  for(Int i = 0; i < maxNumSubLayersMinus1; i++)
1274  {
1275#if !L0363_BYTE_ALIGN
1276    if(profilePresentFlag)
1277    {
1278      WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" );
1279    }
1280
1281    WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i),   "sub_layer_level_present_flag[i]" );
1282#endif
1283    if( profilePresentFlag && pcPTL->getSubLayerProfilePresentFlag(i) )
1284    {
1285      codeProfileTier(pcPTL->getSubLayerPTL(i));  // sub_layer_...
1286    }
1287    if( pcPTL->getSubLayerLevelPresentFlag(i) )
1288    {
1289      WRITE_CODE( pcPTL->getSubLayerPTL(i)->getLevelIdc(), 8, "sub_layer_level_idc[i]" );
1290    }
1291  }
1292}
1293Void TEncCavlc::codeProfileTier( ProfileTierLevel* ptl )
1294{
1295  WRITE_CODE( ptl->getProfileSpace(), 2 ,     "XXX_profile_space[]");
1296  WRITE_FLAG( ptl->getTierFlag    (),         "XXX_tier_flag[]"    );
1297  WRITE_CODE( ptl->getProfileIdc  (), 5 ,     "XXX_profile_idc[]"  );   
1298  for(Int j = 0; j < 32; j++)
1299  {
1300    WRITE_FLAG( ptl->getProfileCompatibilityFlag(j), "XXX_profile_compatibility_flag[][j]");   
1301  }
1302
1303#if L0046_CONSTRAINT_FLAGS
1304  WRITE_FLAG(ptl->getProgressiveSourceFlag(),   "general_progressive_source_flag");
1305  WRITE_FLAG(ptl->getInterlacedSourceFlag(),    "general_interlaced_source_flag");
1306  WRITE_FLAG(ptl->getNonPackedConstraintFlag(), "general_non_packed_constraint_flag");
1307  WRITE_FLAG(ptl->getFrameOnlyConstraintFlag(), "general_frame_only_constraint_flag");
1308 
1309  WRITE_CODE(0 , 16, "XXX_reserved_zero_44bits[0..15]");
1310  WRITE_CODE(0 , 16, "XXX_reserved_zero_44bits[16..31]");
1311  WRITE_CODE(0 , 12, "XXX_reserved_zero_44bits[32..43]");
1312#elif L0363_MORE_BITS
1313  WRITE_CODE(0 , 16, "XXX_reserved_zero_48bits[0..15]");
1314  WRITE_CODE(0 , 16, "XXX_reserved_zero_48bits[16..31]");
1315  WRITE_CODE(0 , 16, "XXX_reserved_zero_48bits[32..47]");
1316#else
1317  WRITE_CODE(0 , 16, "XXX_reserved_zero_16bits[]");
1318#endif
1319}
1320#if SIGNAL_BITRATE_PICRATE_IN_VPS
1321Void TEncCavlc::codeBitratePicRateInfo(TComBitRatePicRateInfo *info, Int tempLevelLow, Int tempLevelHigh)
1322{
1323  for(Int i = tempLevelLow; i <= tempLevelHigh; i++)
1324  {
1325    WRITE_FLAG( info->getBitRateInfoPresentFlag(i),  "bit_rate_info_present_flag[i]" );
1326    WRITE_FLAG( info->getPicRateInfoPresentFlag(i),  "pic_rate_info_present_flag[i]" );
1327    if(info->getBitRateInfoPresentFlag(i))
1328    {
1329      WRITE_CODE( info->getAvgBitRate(i), 16, "avg_bit_rate[i]" );
1330      WRITE_CODE( info->getMaxBitRate(i), 16, "max_bit_rate[i]" );
1331    }
1332    if(info->getPicRateInfoPresentFlag(i))
1333    {
1334      WRITE_CODE( info->getConstantPicRateIdc(i),  2, "constant_pic_rate_idc[i]" );
1335      WRITE_CODE( info->getAvgPicRate(i),         16, "avg_pic_rate[i]"          );
1336    }
1337  }
1338}
1339#endif 
1340/**
1341 - write wavefront substreams sizes for the slice header.
1342 .
1343 \param pcSlice Where we find the substream size information.
1344 */
1345Void  TEncCavlc::codeTilesWPPEntryPoint( TComSlice* pSlice )
1346{
1347  if (!pSlice->getPPS()->getTilesEnabledFlag() && !pSlice->getPPS()->getEntropyCodingSyncEnabledFlag())
1348  {
1349    return;
1350  }
1351  UInt numEntryPointOffsets = 0, offsetLenMinus1 = 0, maxOffset = 0;
1352  Int  numZeroSubstreamsAtStartOfSlice  = 0;
1353  UInt *entryPointOffset = NULL;
1354  if ( pSlice->getPPS()->getTilesEnabledFlag() )
1355  {
1356    numEntryPointOffsets = pSlice->getTileLocationCount();
1357    entryPointOffset     = new UInt[numEntryPointOffsets];
1358    for (Int idx=0; idx<pSlice->getTileLocationCount(); idx++)
1359    {
1360      if ( idx == 0 )
1361      {
1362        entryPointOffset [ idx ] = pSlice->getTileLocation( 0 );
1363      }
1364      else
1365      {
1366        entryPointOffset [ idx ] = pSlice->getTileLocation( idx ) - pSlice->getTileLocation( idx-1 );
1367      }
1368
1369      if ( entryPointOffset[ idx ] > maxOffset )
1370      {
1371        maxOffset = entryPointOffset[ idx ];
1372      }
1373    }
1374  }
1375  else if ( pSlice->getPPS()->getEntropyCodingSyncEnabledFlag() )
1376  {
1377    UInt* pSubstreamSizes               = pSlice->getSubstreamSizes();
1378    Int maxNumParts                       = pSlice->getPic()->getNumPartInCU();
1379    numZeroSubstreamsAtStartOfSlice       = pSlice->getSliceSegmentCurStartCUAddr()/maxNumParts/pSlice->getPic()->getFrameWidthInCU();
1380    Int  numZeroSubstreamsAtEndOfSlice    = pSlice->getPic()->getFrameHeightInCU()-1 - ((pSlice->getSliceSegmentCurEndCUAddr()-1)/maxNumParts/pSlice->getPic()->getFrameWidthInCU());
1381    numEntryPointOffsets                  = pSlice->getPPS()->getNumSubstreams() - numZeroSubstreamsAtStartOfSlice - numZeroSubstreamsAtEndOfSlice - 1;
1382    pSlice->setNumEntryPointOffsets(numEntryPointOffsets);
1383    entryPointOffset           = new UInt[numEntryPointOffsets];
1384    for (Int idx=0; idx<numEntryPointOffsets; idx++)
1385    {
1386      entryPointOffset[ idx ] = ( pSubstreamSizes[ idx+numZeroSubstreamsAtStartOfSlice ] >> 3 ) ;
1387      if ( entryPointOffset[ idx ] > maxOffset )
1388      {
1389        maxOffset = entryPointOffset[ idx ];
1390      }
1391    }
1392  }
1393  // Determine number of bits "offsetLenMinus1+1" required for entry point information
1394  offsetLenMinus1 = 0;
1395  while (maxOffset >= (1u << (offsetLenMinus1 + 1)))
1396  {
1397    offsetLenMinus1++;
1398    assert(offsetLenMinus1 + 1 < 32);   
1399  }
1400
1401  WRITE_UVLC(numEntryPointOffsets, "num_entry_point_offsets");
1402  if (numEntryPointOffsets>0)
1403  {
1404    WRITE_UVLC(offsetLenMinus1, "offset_len_minus1");
1405  }
1406
1407  for (UInt idx=0; idx<numEntryPointOffsets; idx++)
1408  {
1409#if L0116_ENTRY_POINT
1410    WRITE_CODE(entryPointOffset[ idx ]-1, offsetLenMinus1+1, "entry_point_offset_minus1");
1411#else
1412    WRITE_CODE(entryPointOffset[ idx ], offsetLenMinus1+1, "entry_point_offset");
1413#endif
1414  }
1415
1416  delete [] entryPointOffset;
1417}
1418
1419Void TEncCavlc::codeTerminatingBit      ( UInt uilsLast )
1420{
1421}
1422
1423Void TEncCavlc::codeSliceFinish ()
1424{
1425}
1426
1427Void TEncCavlc::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1428{
1429  assert(0);
1430}
1431
1432Void TEncCavlc::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1433{
1434  assert(0);
1435}
1436
1437Void TEncCavlc::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
1438{
1439  assert(0);
1440}
1441
1442Void TEncCavlc::codeMergeFlag    ( TComDataCU* pcCU, UInt uiAbsPartIdx )
1443{
1444  assert(0);
1445}
1446
1447Void TEncCavlc::codeMergeIndex    ( TComDataCU* pcCU, UInt uiAbsPartIdx )
1448{
1449  assert(0);
1450}
1451
1452Void TEncCavlc::codeInterModeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiEncMode )
1453{
1454  assert(0);
1455}
1456
1457Void TEncCavlc::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1458{
1459  assert(0);
1460}
1461
1462Void TEncCavlc::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1463{
1464  assert(0);
1465}
1466
1467Void TEncCavlc::codeSplitFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1468{
1469  assert(0);
1470}
1471
1472Void TEncCavlc::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
1473{
1474  assert(0);
1475}
1476
1477Void TEncCavlc::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1478{
1479  assert(0);
1480}
1481
1482Void TEncCavlc::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1483{
1484  assert(0);
1485}
1486
1487Void TEncCavlc::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth )
1488{
1489  assert(0);
1490}
1491Void TEncCavlc::codeQtRootCbfZero( TComDataCU* pcCU )
1492{
1493  assert(0);
1494}
1495
1496Void TEncCavlc::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType )
1497{
1498  assert(0);
1499}
1500
1501/** Code I_PCM information.
1502 * \param pcCU pointer to CU
1503 * \param uiAbsPartIdx CU index
1504 * \returns Void
1505 */
1506Void TEncCavlc::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1507{
1508  assert(0);
1509}
1510
1511Void TEncCavlc::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool isMultiple)
1512{
1513  assert(0);
1514}
1515
1516Void TEncCavlc::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1517{
1518  assert(0);
1519}
1520
1521Void TEncCavlc::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1522{
1523  assert(0);
1524}
1525
1526Void TEncCavlc::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1527{
1528  assert(0);
1529}
1530
1531Void TEncCavlc::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1532{
1533  assert(0);
1534}
1535
1536Void TEncCavlc::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1537{
1538  Int iDQp  = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1539
1540  Int qpBdOffsetY =  pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1541  iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1542
1543  xWriteSvlc( iDQp );
1544 
1545  return;
1546}
1547
1548Void TEncCavlc::codeCoeffNxN    ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1549{
1550  assert(0);
1551}
1552
1553Void TEncCavlc::estBit( estBitsSbacStruct* pcEstBitsCabac, Int width, Int height, TextType eTType )
1554{
1555  // printf("error : no VLC mode support in this version\n");
1556  return;
1557}
1558
1559// ====================================================================================================================
1560// Protected member functions
1561// ====================================================================================================================
1562
1563/** code explicit wp tables
1564 * \param TComSlice* pcSlice
1565 * \returns Void
1566 */
1567Void TEncCavlc::xCodePredWeightTable( TComSlice* pcSlice )
1568{
1569  wpScalingParam  *wp;
1570  Bool            bChroma     = true; // color always present in HEVC ?
1571  Int             iNbRef       = (pcSlice->getSliceType() == B_SLICE ) ? (2) : (1);
1572  Bool            bDenomCoded  = false;
1573  UInt            uiMode = 0;
1574  UInt            uiTotalSignalledWeightFlags = 0;
1575  if ( (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) || (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()) )
1576  {
1577    uiMode = 1; // explicit
1578  }
1579  if(uiMode == 1)
1580  {
1581
1582    for ( Int iNumRef=0 ; iNumRef<iNbRef ; iNumRef++ ) 
1583    {
1584      RefPicList  eRefPicList = ( iNumRef ? REF_PIC_LIST_1 : REF_PIC_LIST_0 );
1585
1586      for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1587      {
1588        pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1589        if ( !bDenomCoded ) 
1590        {
1591          Int iDeltaDenom;
1592          WRITE_UVLC( wp[0].uiLog2WeightDenom, "luma_log2_weight_denom" );     // ue(v): luma_log2_weight_denom
1593
1594          if( bChroma )
1595          {
1596            iDeltaDenom = (wp[1].uiLog2WeightDenom - wp[0].uiLog2WeightDenom);
1597            WRITE_SVLC( iDeltaDenom, "delta_chroma_log2_weight_denom" );       // se(v): delta_chroma_log2_weight_denom
1598          }
1599          bDenomCoded = true;
1600        }
1601        WRITE_FLAG( wp[0].bPresentFlag, "luma_weight_lX_flag" );               // u(1): luma_weight_lX_flag
1602        uiTotalSignalledWeightFlags += wp[0].bPresentFlag;
1603      }
1604      if (bChroma) 
1605      {
1606        for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1607        {
1608          pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1609          WRITE_FLAG( wp[1].bPresentFlag, "chroma_weight_lX_flag" );           // u(1): chroma_weight_lX_flag
1610          uiTotalSignalledWeightFlags += 2*wp[1].bPresentFlag;
1611        }
1612      }
1613
1614      for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1615      {
1616        pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1617        if ( wp[0].bPresentFlag ) 
1618        {
1619          Int iDeltaWeight = (wp[0].iWeight - (1<<wp[0].uiLog2WeightDenom));
1620          WRITE_SVLC( iDeltaWeight, "delta_luma_weight_lX" );                  // se(v): delta_luma_weight_lX
1621          WRITE_SVLC( wp[0].iOffset, "luma_offset_lX" );                       // se(v): luma_offset_lX
1622        }
1623
1624        if ( bChroma ) 
1625        {
1626          if ( wp[1].bPresentFlag )
1627          {
1628            for ( Int j=1 ; j<3 ; j++ ) 
1629            {
1630              Int iDeltaWeight = (wp[j].iWeight - (1<<wp[1].uiLog2WeightDenom));
1631              WRITE_SVLC( iDeltaWeight, "delta_chroma_weight_lX" );            // se(v): delta_chroma_weight_lX
1632
1633              Int pred = ( 128 - ( ( 128*wp[j].iWeight)>>(wp[j].uiLog2WeightDenom) ) );
1634              Int iDeltaChroma = (wp[j].iOffset - pred);
1635              WRITE_SVLC( iDeltaChroma, "delta_chroma_offset_lX" );            // se(v): delta_chroma_offset_lX
1636            }
1637          }
1638        }
1639      }
1640    }
1641    assert(uiTotalSignalledWeightFlags<=24);
1642  }
1643}
1644
1645/** code quantization matrix
1646 *  \param scalingList quantization matrix information
1647 */
1648Void TEncCavlc::codeScalingList( TComScalingList* scalingList )
1649{
1650  UInt listId,sizeId;
1651  Bool scalingListPredModeFlag;
1652
1653#if SCALING_LIST_OUTPUT_RESULT
1654  Int startBit;
1655  Int startTotalBit;
1656  startBit = m_pcBitIf->getNumberOfWrittenBits();
1657  startTotalBit = m_pcBitIf->getNumberOfWrittenBits();
1658#endif
1659
1660    //for each size
1661    for(sizeId = 0; sizeId < SCALING_LIST_SIZE_NUM; sizeId++)
1662    {
1663      for(listId = 0; listId < g_scalingListNum[sizeId]; listId++)
1664      {
1665#if SCALING_LIST_OUTPUT_RESULT
1666        startBit = m_pcBitIf->getNumberOfWrittenBits();
1667#endif
1668        scalingListPredModeFlag = scalingList->checkPredMode( sizeId, listId );
1669        WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" );
1670        if(!scalingListPredModeFlag)// Copy Mode
1671        {
1672          WRITE_UVLC( (Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta");
1673        }
1674        else// DPCM Mode
1675        {
1676          xCodeScalingList(scalingList, sizeId, listId);
1677        }
1678#if SCALING_LIST_OUTPUT_RESULT
1679        printf("Matrix [%d][%d] Bit %d\n",sizeId,listId,m_pcBitIf->getNumberOfWrittenBits() - startBit);
1680#endif
1681      }
1682    }
1683#if SCALING_LIST_OUTPUT_RESULT
1684  printf("Total Bit %d\n",m_pcBitIf->getNumberOfWrittenBits()-startTotalBit);
1685#endif
1686  return;
1687}
1688/** code DPCM
1689 * \param scalingList quantization matrix information
1690 * \param sizeIdc size index
1691 * \param listIdc list index
1692 */
1693Void TEncCavlc::xCodeScalingList(TComScalingList* scalingList, UInt sizeId, UInt listId)
1694{
1695  Int coefNum = min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId]);
1696  UInt* scan  = (sizeId == 0) ? g_auiSigLastScan [ SCAN_DIAG ] [ 1 ] :  g_sigLastScanCG32x32;
1697  Int nextCoef = SCALING_LIST_START_VALUE;
1698  Int data;
1699  Int *src = scalingList->getScalingListAddress(sizeId, listId);
1700    if( sizeId > SCALING_LIST_8x8 )
1701    {
1702      WRITE_SVLC( scalingList->getScalingListDC(sizeId,listId) - 8, "scaling_list_dc_coef_minus8");
1703      nextCoef = scalingList->getScalingListDC(sizeId,listId);
1704    }
1705    for(Int i=0;i<coefNum;i++)
1706    {
1707      data = src[scan[i]] - nextCoef;
1708      nextCoef = src[scan[i]];
1709      if(data > 127)
1710      {
1711        data = data - 256;
1712      }
1713      if(data < -128)
1714      {
1715        data = data + 256;
1716      }
1717
1718      WRITE_SVLC( data,  "scaling_list_delta_coef");
1719    }
1720}
1721Bool TEncCavlc::findMatchingLTRP ( TComSlice* pcSlice, UInt *ltrpsIndex, Int ltrpPOC, Bool usedFlag )
1722{
1723  // Bool state = true, state2 = false;
1724  Int lsb = ltrpPOC % (1<<pcSlice->getSPS()->getBitsForPOC());
1725  for (Int k = 0; k < pcSlice->getSPS()->getNumLongTermRefPicSPS(); k++)
1726  {
1727    if ( (lsb == pcSlice->getSPS()->getLtRefPicPocLsbSps(k)) && (usedFlag == pcSlice->getSPS()->getUsedByCurrPicLtSPSFlag(k)) )
1728    {
1729      *ltrpsIndex = k;
1730      return true;
1731    }
1732  }
1733  return false;
1734}
1735Bool TComScalingList::checkPredMode(UInt sizeId, UInt listId)
1736{
1737  for(Int predListIdx = (Int)listId ; predListIdx >= 0; predListIdx--)
1738  {
1739    if( !memcmp(getScalingListAddress(sizeId,listId),((listId == predListIdx) ?
1740      getScalingListDefaultAddress(sizeId, predListIdx): getScalingListAddress(sizeId, predListIdx)),sizeof(Int)*min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId])) // check value of matrix
1741     && ((sizeId < SCALING_LIST_16x16) || (getScalingListDC(sizeId,listId) == getScalingListDC(sizeId,predListIdx)))) // check DC value
1742    {
1743      setRefMatrixId(sizeId, listId, predListIdx);
1744      return false;
1745    }
1746  }
1747  return true;
1748}
1749
1750#if INTRA_BL
1751Void TEncCavlc::codeIntraBLFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1752{
1753  assert(0);
1754}
1755
1756#endif
1757//! \}
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