source: SHVCSoftware/trunk/source/Lib/TLibEncoder/TEncCavlc.cpp @ 217

Last change on this file since 217 was 191, checked in by seregin, 12 years ago

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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
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
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29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34/** \file     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" );
441  WRITE_CODE( pcSPS->getMaxTLayers() - 1,  3,       "sps_max_sub_layers_minus1" );
442  WRITE_FLAG( pcSPS->getTemporalIdNestingFlag() ? 1 : 0,                             "sps_temporal_id_nesting_flag" );
443  codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1);
444  WRITE_UVLC( pcSPS->getSPSId (),                   "sps_seq_parameter_set_id" );
445  WRITE_UVLC( pcSPS->getChromaFormatIdc (),         "chroma_format_idc" );
446  assert(pcSPS->getChromaFormatIdc () == 1);
447  // in the first version chroma_format_idc can only be equal to 1 (4:2:0)
448  if( pcSPS->getChromaFormatIdc () == 3 )
449  {
450    WRITE_FLAG( 0,                                  "separate_colour_plane_flag");
451  }
452
453  WRITE_UVLC( pcSPS->getPicWidthInLumaSamples (),   "pic_width_in_luma_samples" );
454  WRITE_UVLC( pcSPS->getPicHeightInLumaSamples(),   "pic_height_in_luma_samples" );
455  Window conf = pcSPS->getConformanceWindow();
456
457  WRITE_FLAG( conf.getWindowEnabledFlag(),          "conformance_window_flag" );
458  if (conf.getWindowEnabledFlag())
459  {
460    WRITE_UVLC( conf.getWindowLeftOffset()   / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_left_offset" );
461    WRITE_UVLC( conf.getWindowRightOffset()  / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_right_offset" );
462    WRITE_UVLC( conf.getWindowTopOffset()    / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_top_offset" );
463    WRITE_UVLC( conf.getWindowBottomOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_bottom_offset" );
464  }
465
466  WRITE_UVLC( pcSPS->getBitDepthY() - 8,             "bit_depth_luma_minus8" );
467  WRITE_UVLC( pcSPS->getBitDepthC() - 8,             "bit_depth_chroma_minus8" );
468
469  WRITE_UVLC( pcSPS->getBitsForPOC()-4,                 "log2_max_pic_order_cnt_lsb_minus4" );
470
471  const Bool subLayerOrderingInfoPresentFlag = 1;
472  WRITE_FLAG(subLayerOrderingInfoPresentFlag,       "sps_sub_layer_ordering_info_present_flag");
473  for(UInt i=0; i <= pcSPS->getMaxTLayers()-1; i++)
474  {
475#if L0323_DPB
476    WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i) - 1,       "sps_max_dec_pic_buffering_minus1[i]" );
477#else
478    WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i),           "sps_max_dec_pic_buffering[i]" );
479#endif
480    WRITE_UVLC( pcSPS->getNumReorderPics(i),               "sps_num_reorder_pics[i]" );
481    WRITE_UVLC( pcSPS->getMaxLatencyIncrease(i),           "sps_max_latency_increase[i]" );
482    if (!subLayerOrderingInfoPresentFlag)
483    {
484      break;
485    }
486  }
487  assert( pcSPS->getMaxCUWidth() == pcSPS->getMaxCUHeight() );
488 
489  WRITE_UVLC( pcSPS->getLog2MinCodingBlockSize() - 3,                                "log2_min_coding_block_size_minus3" );
490  WRITE_UVLC( pcSPS->getLog2DiffMaxMinCodingBlockSize(),                             "log2_diff_max_min_coding_block_size" );
491  WRITE_UVLC( pcSPS->getQuadtreeTULog2MinSize() - 2,                                 "log2_min_transform_block_size_minus2" );
492  WRITE_UVLC( pcSPS->getQuadtreeTULog2MaxSize() - pcSPS->getQuadtreeTULog2MinSize(), "log2_diff_max_min_transform_block_size" );
493  WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthInter() - 1,                               "max_transform_hierarchy_depth_inter" );
494  WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthIntra() - 1,                               "max_transform_hierarchy_depth_intra" );
495  WRITE_FLAG( pcSPS->getScalingListFlag() ? 1 : 0,                                   "scaling_list_enabled_flag" ); 
496  if(pcSPS->getScalingListFlag())
497  {
498    WRITE_FLAG( pcSPS->getScalingListPresentFlag() ? 1 : 0,                          "sps_scaling_list_data_present_flag" ); 
499    if(pcSPS->getScalingListPresentFlag())
500    {
501#if SCALING_LIST_OUTPUT_RESULT
502    printf("SPS\n");
503#endif
504      codeScalingList( m_pcSlice->getScalingList() );
505    }
506  }
507  WRITE_FLAG( pcSPS->getUseAMP() ? 1 : 0,                                            "amp_enabled_flag" );
508  WRITE_FLAG( pcSPS->getUseSAO() ? 1 : 0,                                            "sample_adaptive_offset_enabled_flag");
509
510  WRITE_FLAG( pcSPS->getUsePCM() ? 1 : 0,                                            "pcm_enabled_flag");
511  if( pcSPS->getUsePCM() )
512  {
513    WRITE_CODE( pcSPS->getPCMBitDepthLuma() - 1, 4,                                  "pcm_sample_bit_depth_luma_minus1" );
514    WRITE_CODE( pcSPS->getPCMBitDepthChroma() - 1, 4,                                "pcm_sample_bit_depth_chroma_minus1" );
515    WRITE_UVLC( pcSPS->getPCMLog2MinSize() - 3,                                      "log2_min_pcm_luma_coding_block_size_minus3" );
516    WRITE_UVLC( pcSPS->getPCMLog2MaxSize() - pcSPS->getPCMLog2MinSize(),             "log2_diff_max_min_pcm_luma_coding_block_size" );
517    WRITE_FLAG( pcSPS->getPCMFilterDisableFlag()?1 : 0,                              "pcm_loop_filter_disable_flag");
518  }
519
520  assert( pcSPS->getMaxTLayers() > 0 );         
521
522  TComRPSList* rpsList = pcSPS->getRPSList();
523  TComReferencePictureSet*      rps;
524
525  WRITE_UVLC(rpsList->getNumberOfReferencePictureSets(), "num_short_term_ref_pic_sets" );
526  for(Int i=0; i < rpsList->getNumberOfReferencePictureSets(); i++)
527  {
528    rps = rpsList->getReferencePictureSet(i);
529    codeShortTermRefPicSet(pcSPS,rps,false, i);
530  }
531  WRITE_FLAG( pcSPS->getLongTermRefsPresent() ? 1 : 0,         "long_term_ref_pics_present_flag" );
532  if (pcSPS->getLongTermRefsPresent()) 
533  {
534    WRITE_UVLC(pcSPS->getNumLongTermRefPicSPS(), "num_long_term_ref_pic_sps" );
535    for (UInt k = 0; k < pcSPS->getNumLongTermRefPicSPS(); k++)
536    {
537      WRITE_CODE( pcSPS->getLtRefPicPocLsbSps(k), pcSPS->getBitsForPOC(), "lt_ref_pic_poc_lsb_sps");
538      WRITE_FLAG( pcSPS->getUsedByCurrPicLtSPSFlag(k), "used_by_curr_pic_lt_sps_flag");
539    }
540  }
541  WRITE_FLAG( pcSPS->getTMVPFlagsPresent()  ? 1 : 0,           "sps_temporal_mvp_enable_flag" );
542#if REF_IDX_MFM
543  if( pcSPS->getLayerId() > 0 )
544  {
545    WRITE_FLAG( pcSPS->getMFMEnabledFlag() ? 1 : 0,          "sps_enh_mfm_enable_flag" );
546  }
547#endif
548  WRITE_FLAG( pcSPS->getUseStrongIntraSmoothing(),             "sps_strong_intra_smoothing_enable_flag" );
549
550  WRITE_FLAG( pcSPS->getVuiParametersPresentFlag(),             "vui_parameters_present_flag" );
551  if (pcSPS->getVuiParametersPresentFlag())
552  {
553      codeVUI(pcSPS->getVuiParameters(), pcSPS);
554  }
555#if SCALED_REF_LAYER_OFFSETS
556  if( pcSPS->getLayerId() > 0 )
557  {
558    Window scaledWindow = pcSPS->getScaledRefLayerWindow();
559    WRITE_SVLC( scaledWindow.getWindowLeftOffset()   >> 1, "scaled_ref_layer_left_offset" );
560    WRITE_SVLC( scaledWindow.getWindowTopOffset()    >> 1, "scaled_ref_layer_top_offset" );
561    WRITE_SVLC( scaledWindow.getWindowRightOffset()  >> 1, "scaled_ref_layer_right_offset" );
562    WRITE_SVLC( scaledWindow.getWindowBottomOffset() >> 1, "scaled_ref_layer_bottom_offset" );
563  }
564#endif
565
566  WRITE_FLAG( 0, "sps_extension_flag" );
567}
568
569Void TEncCavlc::codeVPS( TComVPS* pcVPS )
570{
571  WRITE_CODE( pcVPS->getVPSId(),                    4,        "vps_video_parameter_set_id" );
572  WRITE_CODE( 3,                                    2,        "vps_reserved_three_2bits" );
573#if VPS_RENAME
574  WRITE_CODE( pcVPS->getMaxLayers() - 1,            6,        "vps_max_layers_minus1" );           
575#else
576  WRITE_CODE( 0,                                    6,        "vps_reserved_zero_6bits" );
577#endif
578  WRITE_CODE( pcVPS->getMaxTLayers() - 1,           3,        "vps_max_sub_layers_minus1" );
579  WRITE_FLAG( pcVPS->getTemporalNestingFlag(),                "vps_temporal_id_nesting_flag" );
580  assert (pcVPS->getMaxTLayers()>1||pcVPS->getTemporalNestingFlag());
581  WRITE_CODE( 0xffff,                              16,        "vps_reserved_ffff_16bits" );
582  codePTL( pcVPS->getPTL(), true, pcVPS->getMaxTLayers() - 1 );
583#if SIGNAL_BITRATE_PICRATE_IN_VPS
584  codeBitratePicRateInfo(pcVPS->getBitratePicrateInfo(), 0, pcVPS->getMaxTLayers() - 1);
585#endif 
586  const Bool subLayerOrderingInfoPresentFlag = 1;
587  WRITE_FLAG(subLayerOrderingInfoPresentFlag,              "vps_sub_layer_ordering_info_present_flag");
588  for(UInt i=0; i <= pcVPS->getMaxTLayers()-1; i++)
589  {
590#if L0323_DPB
591    WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i) - 1,       "vps_max_dec_pic_buffering_minus1[i]" );
592#else
593    WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i),           "vps_max_dec_pic_buffering[i]" );
594#endif
595    WRITE_UVLC( pcVPS->getNumReorderPics(i),               "vps_num_reorder_pics[i]" );
596    WRITE_UVLC( pcVPS->getMaxLatencyIncrease(i),           "vps_max_latency_increase[i]" );
597    if (!subLayerOrderingInfoPresentFlag)
598    {
599      break;
600    }
601  }
602
603#if VPS_RENAME
604  assert( pcVPS->getNumHrdParameters() <= MAX_VPS_LAYER_SETS_PLUS1 );
605  assert( pcVPS->getMaxLayerId() < MAX_VPS_LAYER_ID_PLUS1 );
606#if !VPS_EXTN_OP_LAYER_SETS     // num layer sets set in TAppEncTop.cpp
607  pcVPS->setNumLayerSets(1);
608#endif
609  WRITE_CODE( pcVPS->getMaxLayerId(), 6,                       "vps_max_layer_id" );
610  WRITE_UVLC( pcVPS->getNumLayerSets() - 1,                 "vps_num_layer_sets_minus1" );
611  for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getNumLayerSets() - 1 ); opsIdx ++ )
612  {
613    // Operation point set
614    for( UInt i = 0; i <= pcVPS->getMaxLayerId(); i ++ )
615#else
616  assert( pcVPS->getNumHrdParameters() <= MAX_VPS_NUM_HRD_PARAMETERS );
617  assert( pcVPS->getMaxNuhReservedZeroLayerId() < MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1 );
618  WRITE_CODE( pcVPS->getMaxNuhReservedZeroLayerId(), 6,     "vps_max_nuh_reserved_zero_layer_id" );
619  pcVPS->setMaxOpSets(1);
620  WRITE_UVLC( pcVPS->getMaxOpSets() - 1,                    "vps_max_op_sets_minus1" );
621  for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getMaxOpSets() - 1 ); opsIdx ++ )
622  {
623    // Operation point set
624    for( UInt i = 0; i <= pcVPS->getMaxNuhReservedZeroLayerId(); i ++ )
625#endif
626    {
627#if !VPS_EXTN_OP_LAYER_SETS     // layer Id include flag set in TAppEncTop.cpp
628      // Only applicable for version 1
629      pcVPS->setLayerIdIncludedFlag( true, opsIdx, i );
630#endif
631      WRITE_FLAG( pcVPS->getLayerIdIncludedFlag( opsIdx, i ) ? 1 : 0, "layer_id_included_flag[opsIdx][i]" );
632    }
633  }
634#if DERIVE_LAYER_ID_LIST_VARIABLES
635  pcVPS->deriveLayerIdListVariables();
636#endif
637#if L0043_TIMING_INFO
638  TimingInfo *timingInfo = pcVPS->getTimingInfo();
639  WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(),          "vps_timing_info_present_flag");
640  if(timingInfo->getTimingInfoPresentFlag())
641  {
642    WRITE_CODE(timingInfo->getNumUnitsInTick(), 32,           "vps_num_units_in_tick");
643    WRITE_CODE(timingInfo->getTimeScale(),      32,           "vps_time_scale");
644    WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(),  "vps_poc_proportional_to_timing_flag");
645    if(timingInfo->getPocProportionalToTimingFlag())
646    {
647      WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(),   "vps_num_ticks_poc_diff_one_minus1");
648    }
649#endif
650    pcVPS->setNumHrdParameters( 0 );
651    WRITE_UVLC( pcVPS->getNumHrdParameters(),                 "vps_num_hrd_parameters" );
652
653    if( pcVPS->getNumHrdParameters() > 0 )
654    {
655      pcVPS->createHrdParamBuffer();
656    }
657    for( UInt i = 0; i < pcVPS->getNumHrdParameters(); i ++ )
658    {
659      // Only applicable for version 1
660      pcVPS->setHrdOpSetIdx( 0, i );
661      WRITE_UVLC( pcVPS->getHrdOpSetIdx( i ),                "hrd_op_set_idx" );
662      if( i > 0 )
663      {
664        WRITE_FLAG( pcVPS->getCprmsPresentFlag( i ) ? 1 : 0, "cprms_present_flag[i]" );
665      }
666      codeHrdParameters(pcVPS->getHrdParameters(i), pcVPS->getCprmsPresentFlag( i ), pcVPS->getMaxTLayers() - 1);
667    }
668#if L0043_TIMING_INFO
669  }
670#endif
671#if !VPS_EXTNS
672  WRITE_FLAG( 0,                     "vps_extension_flag" );
673#else
674  WRITE_FLAG( 1,                     "vps_extension_flag" );
675  codeVPSExtension(pcVPS);
676  WRITE_FLAG( 0,                     "vps_extension2_flag" );   // Flag value of 1 reserved
677#endif 
678  //future extensions here..
679 
680  return;
681}
682
683#if VPS_EXTNS
684Void TEncCavlc::codeVPSExtension (TComVPS *vps)
685{
686  // ... More syntax elements to be written here
687#if VPS_EXTN_MASK_AND_DIM_INFO
688  UInt i = 0, j = 0;
689
690  WRITE_FLAG( vps->getAvcBaseLayerFlag(),              "avc_base_layer_flag" );
691  WRITE_FLAG( vps->getSplittingFlag(),                 "splitting_flag" );
692
693  for(i = 0; i < MAX_VPS_NUM_SCALABILITY_TYPES; i++)
694  {
695    WRITE_FLAG( vps->getScalabilityMask(i),            "scalability_mask[i]" );
696  }
697
698  for(j = 0; j < vps->getNumScalabilityTypes(); j++)
699  {
700    WRITE_CODE( vps->getDimensionIdLen(j) - 1, 3,      "dimension_id_len_minus1[j]" );
701  }
702
703  WRITE_FLAG( vps->getNuhLayerIdPresentFlag(),         "vps_nuh_layer_id_present_flag" );
704  for(i = 1; i < vps->getMaxLayers(); i++)
705  {
706    if( vps->getNuhLayerIdPresentFlag() )
707    {
708      WRITE_CODE( vps->getLayerIdInNuh(i),     6,      "layer_id_in_nuh[i]" );
709    }
710    for(j = 0; j < vps->getNumScalabilityTypes(); j++)
711    {
712      UInt bits = vps->getDimensionIdLen(j);
713      WRITE_CODE( vps->getDimensionId(i, j),   bits,   "dimension_id[i][j]" );
714    }
715  }
716#endif
717#if VPS_MOVE_DIR_DEPENDENCY_FLAG
718#if VPS_EXTN_DIRECT_REF_LAYERS
719  for( Int layerCtr = 1; layerCtr <= vps->getMaxLayers() - 1; layerCtr++)
720  {
721    for( Int refLayerCtr = 0; refLayerCtr < layerCtr; refLayerCtr++)
722    {
723      WRITE_FLAG(vps->getDirectDependencyFlag(layerCtr, refLayerCtr), "direct_dependency_flag[i][j]" );
724    }
725  }
726#endif
727#endif
728#if VPS_EXTN_PROFILE_INFO
729  // Profile-tier-level signalling
730#if VPS_PROFILE_OUTPUT_LAYERS
731  WRITE_CODE( vps->getNumLayerSets() - 1   , 10, "vps_number_layer_sets_minus1" );     
732  WRITE_CODE( vps->getNumProfileTierLevel() - 1,  6, "vps_num_profile_tier_level_minus1"); 
733  for(Int idx = 1; idx <= vps->getNumProfileTierLevel() - 1; idx++)
734#else
735  for(Int idx = 1; idx <= vps->getNumLayerSets() - 1; idx++)
736#endif
737  {
738    WRITE_FLAG( vps->getProfilePresentFlag(idx),       "vps_profile_present_flag[i]" );
739    if( !vps->getProfilePresentFlag(idx) )
740    {
741#if VPS_PROFILE_OUTPUT_LAYERS
742      WRITE_CODE( vps->getProfileLayerSetRef(idx) - 1, 6, "profile_ref_minus1[i]" );
743#else
744      WRITE_UVLC( vps->getProfileLayerSetRef(idx) - 1, "vps_profile_layer_set_ref_minus1[i]" );
745#endif
746    }
747    codePTL( vps->getPTLForExtn(idx), vps->getProfilePresentFlag(idx), vps->getMaxTLayers() - 1 );
748  }
749#endif
750
751#if VPS_PROFILE_OUTPUT_LAYERS
752  Int numOutputLayerSets = vps->getNumOutputLayerSets() ;
753  WRITE_FLAG(  (numOutputLayerSets > vps->getNumLayerSets()), "more_output_layer_sets_than_default_flag" ); 
754  if(numOutputLayerSets > vps->getNumLayerSets())
755  {
756    WRITE_CODE( numOutputLayerSets - vps->getNumLayerSets(), 10, "num_add_output_layer_sets" );
757  }
758  if( numOutputLayerSets > 1 )
759  {
760    WRITE_FLAG( vps->getDefaultOneTargetOutputLayerFlag(), "default_one_target_output_layer_flag" );   
761  }
762
763  for(i = 1; i < numOutputLayerSets; i++)
764  {
765    if( i > (vps->getNumLayerSets() - 1) )
766    {
767      Int numBits = 1;
768      while ((1 << numBits) < (vps->getNumLayerSets() - 1))
769      {
770        numBits++;
771      }
772      WRITE_CODE( vps->getOutputLayerSetIdx(i) - 1, numBits, "output_layer_set_idx_minus1"); 
773      Int lsIdx = vps->getOutputLayerSetIdx(i);
774      for(j = 0; j < vps->getNumLayersInIdList(lsIdx) - 1; j++)
775      {
776        WRITE_FLAG( vps->getOutputLayerFlag(i,j), "output_layer_flag[i][j]");
777      }
778    }
779    Int numBits = 1;
780    while ((1 << numBits) < (vps->getNumProfileTierLevel()))
781    {
782      numBits++;
783    }
784    WRITE_CODE( vps->getProfileLevelTierIdx(i), numBits, "profile_level_tier_idx[i]" );     
785  }
786#else
787#if VPS_EXTN_OP_LAYER_SETS
788  // Target output layer signalling
789  WRITE_UVLC( vps->getNumOutputLayerSets(),            "vps_num_output_layer_sets");
790  for(i = 0; i < vps->getNumOutputLayerSets(); i++)
791  {
792#if VPS_OUTPUT_LAYER_SET_IDX
793    assert(vps->getOutputLayerSetIdx(i) > 0);
794    WRITE_UVLC( vps->getOutputLayerSetIdx(i) - 1,           "vps_output_layer_set_idx_minus1[i]");
795#else
796    WRITE_UVLC( vps->getOutputLayerSetIdx(i),           "vps_output_layer_set_idx[i]");
797#endif
798    Int lsIdx = vps->getOutputLayerSetIdx(i);
799    for(j = 0; j <= vps->getMaxLayerId(); j++)
800    {
801      if(vps->getLayerIdIncludedFlag(lsIdx, j))
802      {
803        WRITE_FLAG( vps->getOutputLayerFlag(lsIdx, j), "vps_output_layer_flag[lsIdx][j]");
804      }
805    }
806  }
807#endif
808#endif
809#if JCTVC_M0458_INTERLAYER_RPS_SIG
810      WRITE_FLAG(vps->getMaxOneActiveRefLayerFlag(), "max_one_active_ref_layer_flag");
811#endif
812#if !VPS_MOVE_DIR_DEPENDENCY_FLAG
813#if VPS_EXTN_DIRECT_REF_LAYERS
814  for( Int layerCtr = 1; layerCtr <= vps->getMaxLayers() - 1; layerCtr++)
815  {
816    for( Int refLayerCtr = 0; refLayerCtr < layerCtr; refLayerCtr++)
817    {
818      WRITE_FLAG(vps->getDirectDependencyFlag(layerCtr, refLayerCtr), "direct_dependency_flag[i][j]" );
819    }
820  }
821#endif
822#endif
823}
824#endif
825
826Void TEncCavlc::codeSliceHeader         ( TComSlice* pcSlice )
827{
828#if ENC_DEC_TRACE 
829  xTraceSliceHeader (pcSlice);
830#endif
831
832  //calculate number of bits required for slice address
833  Int maxSliceSegmentAddress = pcSlice->getPic()->getNumCUsInFrame();
834  Int bitsSliceSegmentAddress = 0;
835  while(maxSliceSegmentAddress>(1<<bitsSliceSegmentAddress)) 
836  {
837    bitsSliceSegmentAddress++;
838  }
839  Int ctuAddress;
840  if (pcSlice->isNextSlice())
841  {
842    // Calculate slice address
843    ctuAddress = (pcSlice->getSliceCurStartCUAddr()/pcSlice->getPic()->getNumPartInCU());
844  }
845  else
846  {
847    // Calculate slice address
848    ctuAddress = (pcSlice->getSliceSegmentCurStartCUAddr()/pcSlice->getPic()->getNumPartInCU());
849  }
850  //write slice address
851  Int sliceSegmentAddress = pcSlice->getPic()->getPicSym()->getCUOrderMap(ctuAddress);
852
853  WRITE_FLAG( sliceSegmentAddress==0, "first_slice_segment_in_pic_flag" );
854  if ( pcSlice->getRapPicFlag() )
855  {
856    WRITE_FLAG( 0, "no_output_of_prior_pics_flag" );
857  }
858  WRITE_UVLC( pcSlice->getPPS()->getPPSId(), "slice_pic_parameter_set_id" );
859  pcSlice->setDependentSliceSegmentFlag(!pcSlice->isNextSlice());
860  if ( pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag() && (sliceSegmentAddress!=0) )
861  {
862    WRITE_FLAG( pcSlice->getDependentSliceSegmentFlag() ? 1 : 0, "dependent_slice_segment_flag" );
863  }
864  if(sliceSegmentAddress>0)
865  {
866    WRITE_CODE( sliceSegmentAddress, bitsSliceSegmentAddress, "slice_segment_address" );
867  }
868  if ( !pcSlice->getDependentSliceSegmentFlag() )
869  {
870    for (Int i = 0; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++)
871    {
872      assert(!!"slice_reserved_undetermined_flag[]");
873      WRITE_FLAG(0, "slice_reserved_undetermined_flag[]");
874    }
875
876    WRITE_UVLC( pcSlice->getSliceType(),       "slice_type" );
877
878    if( pcSlice->getPPS()->getOutputFlagPresentFlag() )
879    {
880      WRITE_FLAG( pcSlice->getPicOutputFlag() ? 1 : 0, "pic_output_flag" );
881    }
882
883    // in the first version chroma_format_idc is equal to one, thus colour_plane_id will not be present
884    assert (pcSlice->getSPS()->getChromaFormatIdc() == 1 );
885    // if( separate_colour_plane_flag  ==  1 )
886    //   colour_plane_id                                      u(2)
887
888    if( !pcSlice->getIdrPicFlag() )
889    {
890      Int picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC()))%(1<<pcSlice->getSPS()->getBitsForPOC());
891      WRITE_CODE( picOrderCntLSB, pcSlice->getSPS()->getBitsForPOC(), "pic_order_cnt_lsb");
892      TComReferencePictureSet* rps = pcSlice->getRPS();
893     
894#if FIX1071
895      // Deal with bitstream restriction stating that:
896      // – If the current picture is a BLA or CRA picture, the value of NumPocTotalCurr shall be equal to 0.
897      // Ideally this process should not be repeated for each slice in a picture
898      TComReferencePictureSet altRps;
899      Bool useAltRps = false;
900#if SVC_EXTENSION
901      if( pcSlice->getLayerId() == 0 )
902#endif
903      if (pcSlice->getRapPicFlag())
904      {
905        for (Int picIdx = 0; !useAltRps && picIdx < rps->getNumberOfPictures(); picIdx++)
906        {
907          useAltRps = rps->getUsed(picIdx);
908        }
909        if (useAltRps)
910        {
911          memcpy(&altRps, rps, sizeof(TComReferencePictureSet));
912          rps = &altRps;
913          for (Int picIdx = 0; picIdx < rps->getNumberOfPictures(); picIdx++)
914          {
915            rps->setUsed(picIdx, false);
916          }
917        }
918      }
919
920      if(pcSlice->getRPSidx() < 0 || useAltRps)
921#else
922      if(pcSlice->getRPSidx() < 0)
923#endif
924      {
925        WRITE_FLAG( 0, "short_term_ref_pic_set_sps_flag");
926        codeShortTermRefPicSet(pcSlice->getSPS(), rps, true, pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets());
927      }
928      else
929      {
930        WRITE_FLAG( 1, "short_term_ref_pic_set_sps_flag");
931        Int numBits = 0;
932        while ((1 << numBits) < pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets())
933        {
934          numBits++;
935        }
936        if (numBits > 0)
937        {
938          WRITE_CODE( pcSlice->getRPSidx(), numBits, "short_term_ref_pic_set_idx" );         
939        }
940      }
941      if(pcSlice->getSPS()->getLongTermRefsPresent())
942      {
943        Int numLtrpInSH = rps->getNumberOfLongtermPictures();
944        Int ltrpInSPS[MAX_NUM_REF_PICS];
945        Int numLtrpInSPS = 0;
946        UInt ltrpIndex;
947        Int counter = 0;
948        for(Int k = rps->getNumberOfPictures()-1; k > rps->getNumberOfPictures()-rps->getNumberOfLongtermPictures()-1; k--) 
949        {
950          if (findMatchingLTRP(pcSlice, &ltrpIndex, rps->getPOC(k), rps->getUsed(k))) 
951          {
952            ltrpInSPS[numLtrpInSPS] = ltrpIndex;
953            numLtrpInSPS++;
954          }
955          else
956          {
957            counter++;
958          }
959        }
960        numLtrpInSH -= numLtrpInSPS;
961
962        Int bitsForLtrpInSPS = 0;
963        while (pcSlice->getSPS()->getNumLongTermRefPicSPS() > (1 << bitsForLtrpInSPS))
964        {
965          bitsForLtrpInSPS++;
966        }
967        if (pcSlice->getSPS()->getNumLongTermRefPicSPS() > 0) 
968        {
969          WRITE_UVLC( numLtrpInSPS, "num_long_term_sps");
970        }
971        WRITE_UVLC( numLtrpInSH, "num_long_term_pics");
972        // Note that the LSBs of the LT ref. pic. POCs must be sorted before.
973        // Not sorted here because LT ref indices will be used in setRefPicList()
974        Int prevDeltaMSB = 0, prevLSB = 0;
975        Int offset = rps->getNumberOfNegativePictures() + rps->getNumberOfPositivePictures();
976        for(Int i=rps->getNumberOfPictures()-1 ; i > offset-1; i--)
977        {
978          if (counter < numLtrpInSPS)
979          {
980            if (bitsForLtrpInSPS > 0)
981            {
982              WRITE_CODE( ltrpInSPS[counter], bitsForLtrpInSPS, "lt_idx_sps[i]");             
983            }
984          }
985          else 
986          {
987            WRITE_CODE( rps->getPocLSBLT(i), pcSlice->getSPS()->getBitsForPOC(), "poc_lsb_lt");
988            WRITE_FLAG( rps->getUsed(i), "used_by_curr_pic_lt_flag"); 
989          }
990          WRITE_FLAG( rps->getDeltaPocMSBPresentFlag(i), "delta_poc_msb_present_flag");
991
992          if(rps->getDeltaPocMSBPresentFlag(i))
993          {
994            Bool deltaFlag = false;
995            //  First LTRP from SPS                 ||  First LTRP from SH                              || curr LSB            != prev LSB
996            if( (i == rps->getNumberOfPictures()-1) || (i == rps->getNumberOfPictures()-1-numLtrpInSPS) || (rps->getPocLSBLT(i) != prevLSB) )
997            {
998              deltaFlag = true;
999            }
1000            if(deltaFlag)
1001            {
1002              WRITE_UVLC( rps->getDeltaPocMSBCycleLT(i), "delta_poc_msb_cycle_lt[i]" );
1003            }
1004            else
1005            {             
1006              Int differenceInDeltaMSB = rps->getDeltaPocMSBCycleLT(i) - prevDeltaMSB;
1007              assert(differenceInDeltaMSB >= 0);
1008              WRITE_UVLC( differenceInDeltaMSB, "delta_poc_msb_cycle_lt[i]" );
1009            }
1010            prevLSB = rps->getPocLSBLT(i);
1011            prevDeltaMSB = rps->getDeltaPocMSBCycleLT(i);
1012          }
1013        }
1014      }
1015
1016      if (pcSlice->getSPS()->getTMVPFlagsPresent())
1017      {
1018        WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enable_flag" );
1019      }
1020    }
1021
1022#if JCTVC_M0458_INTERLAYER_RPS_SIG   
1023    if((pcSlice->getSPS()->getLayerId() > 0)  &&  (pcSlice->getNumILRRefIdx() > 0) ) 
1024    {
1025      WRITE_FLAG(pcSlice->getInterLayerPredEnabledFlag(),"inter_layer_pred_enabled_flag");
1026      if( pcSlice->getInterLayerPredEnabledFlag())
1027      {
1028        if(pcSlice->getNumILRRefIdx() > 1)
1029        {
1030          Int numBits = 1;
1031          while ((1 << numBits) < pcSlice->getNumILRRefIdx())
1032          {
1033            numBits++;
1034          }
1035          if( !pcSlice->getVPS()->getMaxOneActiveRefLayerFlag()) 
1036          {
1037            WRITE_CODE(pcSlice->getNumInterLayerRefPics(), numBits,"num_inter_layer_ref_pics_minus1");
1038          }       
1039          for(Int i = 0; i < pcSlice->getActiveNumILRRefIdx(); i++ ) 
1040            WRITE_CODE(pcSlice->getInterLayerPredLayerIdc(i),numBits,"inter_layer_pred_layer_idc[i]");   
1041        }
1042      }
1043    }     
1044#endif
1045
1046    if(pcSlice->getSPS()->getUseSAO())
1047    {
1048      if (pcSlice->getSPS()->getUseSAO())
1049      {
1050         WRITE_FLAG( pcSlice->getSaoEnabledFlag(), "slice_sao_luma_flag" );
1051         {
1052           SAOParam *saoParam = pcSlice->getPic()->getPicSym()->getSaoParam();
1053          WRITE_FLAG( saoParam->bSaoFlag[1], "slice_sao_chroma_flag" );
1054         }
1055      }
1056    }
1057
1058    //check if numrefidxes match the defaults. If not, override
1059
1060    if (!pcSlice->isIntra())
1061    {
1062      Bool overrideFlag = (pcSlice->getNumRefIdx( REF_PIC_LIST_0 )!=pcSlice->getPPS()->getNumRefIdxL0DefaultActive()||(pcSlice->isInterB()&&pcSlice->getNumRefIdx( REF_PIC_LIST_1 )!=pcSlice->getPPS()->getNumRefIdxL1DefaultActive()));
1063      WRITE_FLAG( overrideFlag ? 1 : 0,                               "num_ref_idx_active_override_flag");
1064      if (overrideFlag) 
1065      {
1066        WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_0 ) - 1,      "num_ref_idx_l0_active_minus1" );
1067        if (pcSlice->isInterB())
1068        {
1069          WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_1 ) - 1,    "num_ref_idx_l1_active_minus1" );
1070        }
1071        else
1072        {
1073          pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
1074        }
1075      }
1076    }
1077    else
1078    {
1079      pcSlice->setNumRefIdx(REF_PIC_LIST_0, 0);
1080      pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
1081    }
1082
1083    if( pcSlice->getPPS()->getListsModificationPresentFlag() && pcSlice->getNumRpsCurrTempList() > 1)
1084    {
1085      TComRefPicListModification* refPicListModification = pcSlice->getRefPicListModification();
1086      if(!pcSlice->isIntra())
1087      {
1088        WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0() ? 1 : 0,       "ref_pic_list_modification_flag_l0" );
1089        if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0())
1090        {
1091          Int numRpsCurrTempList0 = pcSlice->getNumRpsCurrTempList();
1092          if (numRpsCurrTempList0 > 1)
1093          {
1094            Int length = 1;
1095            numRpsCurrTempList0 --;
1096            while ( numRpsCurrTempList0 >>= 1) 
1097            {
1098              length ++;
1099            }
1100            for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_0 ); i++)
1101            {
1102              WRITE_CODE( refPicListModification->getRefPicSetIdxL0(i), length, "list_entry_l0");
1103            }
1104          }
1105        }
1106      }
1107      if(pcSlice->isInterB())
1108      {   
1109        WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1() ? 1 : 0,       "ref_pic_list_modification_flag_l1" );
1110        if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1())
1111        {
1112          Int numRpsCurrTempList1 = pcSlice->getNumRpsCurrTempList();
1113          if ( numRpsCurrTempList1 > 1 )
1114          {
1115            Int length = 1;
1116            numRpsCurrTempList1 --;
1117            while ( numRpsCurrTempList1 >>= 1)
1118            {
1119              length ++;
1120            }
1121            for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_1 ); i++)
1122            {
1123              WRITE_CODE( refPicListModification->getRefPicSetIdxL1(i), length, "list_entry_l1");
1124            }
1125          }
1126        }
1127      }
1128    }
1129   
1130    if (pcSlice->isInterB())
1131    {
1132      WRITE_FLAG( pcSlice->getMvdL1ZeroFlag() ? 1 : 0,   "mvd_l1_zero_flag");
1133    }
1134
1135    if(!pcSlice->isIntra())
1136    {
1137      if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag())
1138      {
1139        SliceType sliceType   = pcSlice->getSliceType();
1140        Int  encCABACTableIdx = pcSlice->getPPS()->getEncCABACTableIdx();
1141        Bool encCabacInitFlag = (sliceType!=encCABACTableIdx && encCABACTableIdx!=I_SLICE) ? true : false;
1142        pcSlice->setCabacInitFlag( encCabacInitFlag );
1143        WRITE_FLAG( encCabacInitFlag?1:0, "cabac_init_flag" );
1144      }
1145    }
1146
1147    if ( pcSlice->getEnableTMVPFlag() )
1148    {
1149      if ( pcSlice->getSliceType() == B_SLICE )
1150      {
1151        WRITE_FLAG( pcSlice->getColFromL0Flag(), "collocated_from_l0_flag" );
1152      }
1153
1154      if ( pcSlice->getSliceType() != I_SLICE &&
1155        ((pcSlice->getColFromL0Flag()==1 && pcSlice->getNumRefIdx(REF_PIC_LIST_0)>1)||
1156        (pcSlice->getColFromL0Flag()==0  && pcSlice->getNumRefIdx(REF_PIC_LIST_1)>1)))
1157      {
1158        WRITE_UVLC( pcSlice->getColRefIdx(), "collocated_ref_idx" );
1159      }
1160    }
1161    if ( (pcSlice->getPPS()->getUseWP() && pcSlice->getSliceType()==P_SLICE) || (pcSlice->getPPS()->getWPBiPred() && pcSlice->getSliceType()==B_SLICE) )
1162    {
1163      xCodePredWeightTable( pcSlice );
1164    }
1165    assert(pcSlice->getMaxNumMergeCand()<=MRG_MAX_NUM_CANDS);
1166    if (!pcSlice->isIntra())
1167    {
1168      WRITE_UVLC(MRG_MAX_NUM_CANDS - pcSlice->getMaxNumMergeCand(), "five_minus_max_num_merge_cand");
1169    }
1170    Int iCode = pcSlice->getSliceQp() - ( pcSlice->getPPS()->getPicInitQPMinus26() + 26 );
1171    WRITE_SVLC( iCode, "slice_qp_delta" ); 
1172    if (pcSlice->getPPS()->getSliceChromaQpFlag())
1173    {
1174      iCode = pcSlice->getSliceQpDeltaCb();
1175      WRITE_SVLC( iCode, "slice_qp_delta_cb" );
1176      iCode = pcSlice->getSliceQpDeltaCr();
1177      WRITE_SVLC( iCode, "slice_qp_delta_cr" );
1178    }
1179    if (pcSlice->getPPS()->getDeblockingFilterControlPresentFlag())
1180    {
1181      if (pcSlice->getPPS()->getDeblockingFilterOverrideEnabledFlag() )
1182      {
1183        WRITE_FLAG(pcSlice->getDeblockingFilterOverrideFlag(), "deblocking_filter_override_flag");
1184      }
1185      if (pcSlice->getDeblockingFilterOverrideFlag())
1186      {
1187        WRITE_FLAG(pcSlice->getDeblockingFilterDisable(), "slice_disable_deblocking_filter_flag");
1188        if(!pcSlice->getDeblockingFilterDisable())
1189        {
1190          WRITE_SVLC (pcSlice->getDeblockingFilterBetaOffsetDiv2(), "slice_beta_offset_div2");
1191          WRITE_SVLC (pcSlice->getDeblockingFilterTcOffsetDiv2(),   "slice_tc_offset_div2");
1192        }
1193      }
1194    }
1195
1196    Bool isSAOEnabled = (!pcSlice->getSPS()->getUseSAO())?(false):(pcSlice->getSaoEnabledFlag()||pcSlice->getSaoEnabledFlagChroma());
1197    Bool isDBFEnabled = (!pcSlice->getDeblockingFilterDisable());
1198
1199    if(pcSlice->getPPS()->getLoopFilterAcrossSlicesEnabledFlag() && ( isSAOEnabled || isDBFEnabled ))
1200    {
1201      WRITE_FLAG(pcSlice->getLFCrossSliceBoundaryFlag()?1:0, "slice_loop_filter_across_slices_enabled_flag");
1202    }
1203  }
1204
1205  if(pcSlice->getPPS()->getSliceHeaderExtensionPresentFlag())
1206  {
1207    WRITE_UVLC(0,"slice_header_extension_length");
1208  }
1209}
1210
1211Void TEncCavlc::codePTL( TComPTL* pcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1)
1212{
1213  if(profilePresentFlag)
1214  {
1215    codeProfileTier(pcPTL->getGeneralPTL());    // general_...
1216  }
1217  WRITE_CODE( pcPTL->getGeneralPTL()->getLevelIdc(), 8, "general_level_idc" );
1218
1219#if L0363_BYTE_ALIGN
1220  for (Int i = 0; i < maxNumSubLayersMinus1; i++)
1221  {
1222    if(profilePresentFlag)
1223    {
1224      WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" );
1225    }
1226   
1227    WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i),   "sub_layer_level_present_flag[i]" );
1228  }
1229 
1230  if (maxNumSubLayersMinus1 > 0)
1231  {
1232    for (Int i = maxNumSubLayersMinus1; i < 8; i++)
1233    {
1234      WRITE_CODE(0, 2, "reserved_zero_2bits");
1235    }
1236  }
1237#endif
1238 
1239  for(Int i = 0; i < maxNumSubLayersMinus1; i++)
1240  {
1241#if !L0363_BYTE_ALIGN
1242    if(profilePresentFlag)
1243    {
1244      WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" );
1245    }
1246
1247    WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i),   "sub_layer_level_present_flag[i]" );
1248#endif
1249    if( profilePresentFlag && pcPTL->getSubLayerProfilePresentFlag(i) )
1250    {
1251      codeProfileTier(pcPTL->getSubLayerPTL(i));  // sub_layer_...
1252    }
1253    if( pcPTL->getSubLayerLevelPresentFlag(i) )
1254    {
1255      WRITE_CODE( pcPTL->getSubLayerPTL(i)->getLevelIdc(), 8, "sub_layer_level_idc[i]" );
1256    }
1257  }
1258}
1259Void TEncCavlc::codeProfileTier( ProfileTierLevel* ptl )
1260{
1261  WRITE_CODE( ptl->getProfileSpace(), 2 ,     "XXX_profile_space[]");
1262  WRITE_FLAG( ptl->getTierFlag    (),         "XXX_tier_flag[]"    );
1263  WRITE_CODE( ptl->getProfileIdc  (), 5 ,     "XXX_profile_idc[]"  );   
1264  for(Int j = 0; j < 32; j++)
1265  {
1266    WRITE_FLAG( ptl->getProfileCompatibilityFlag(j), "XXX_profile_compatibility_flag[][j]");   
1267  }
1268
1269#if L0046_CONSTRAINT_FLAGS
1270  WRITE_FLAG(ptl->getProgressiveSourceFlag(),   "general_progressive_source_flag");
1271  WRITE_FLAG(ptl->getInterlacedSourceFlag(),    "general_interlaced_source_flag");
1272  WRITE_FLAG(ptl->getNonPackedConstraintFlag(), "general_non_packed_constraint_flag");
1273  WRITE_FLAG(ptl->getFrameOnlyConstraintFlag(), "general_frame_only_constraint_flag");
1274 
1275  WRITE_CODE(0 , 16, "XXX_reserved_zero_44bits[0..15]");
1276  WRITE_CODE(0 , 16, "XXX_reserved_zero_44bits[16..31]");
1277  WRITE_CODE(0 , 12, "XXX_reserved_zero_44bits[32..43]");
1278#elif L0363_MORE_BITS
1279  WRITE_CODE(0 , 16, "XXX_reserved_zero_48bits[0..15]");
1280  WRITE_CODE(0 , 16, "XXX_reserved_zero_48bits[16..31]");
1281  WRITE_CODE(0 , 16, "XXX_reserved_zero_48bits[32..47]");
1282#else
1283  WRITE_CODE(0 , 16, "XXX_reserved_zero_16bits[]");
1284#endif
1285}
1286#if SIGNAL_BITRATE_PICRATE_IN_VPS
1287Void TEncCavlc::codeBitratePicRateInfo(TComBitRatePicRateInfo *info, Int tempLevelLow, Int tempLevelHigh)
1288{
1289  for(Int i = tempLevelLow; i <= tempLevelHigh; i++)
1290  {
1291    WRITE_FLAG( info->getBitRateInfoPresentFlag(i),  "bit_rate_info_present_flag[i]" );
1292    WRITE_FLAG( info->getPicRateInfoPresentFlag(i),  "pic_rate_info_present_flag[i]" );
1293    if(info->getBitRateInfoPresentFlag(i))
1294    {
1295      WRITE_CODE( info->getAvgBitRate(i), 16, "avg_bit_rate[i]" );
1296      WRITE_CODE( info->getMaxBitRate(i), 16, "max_bit_rate[i]" );
1297    }
1298    if(info->getPicRateInfoPresentFlag(i))
1299    {
1300      WRITE_CODE( info->getConstantPicRateIdc(i),  2, "constant_pic_rate_idc[i]" );
1301      WRITE_CODE( info->getAvgPicRate(i),         16, "avg_pic_rate[i]"          );
1302    }
1303  }
1304}
1305#endif 
1306/**
1307 - write wavefront substreams sizes for the slice header.
1308 .
1309 \param pcSlice Where we find the substream size information.
1310 */
1311Void  TEncCavlc::codeTilesWPPEntryPoint( TComSlice* pSlice )
1312{
1313  if (!pSlice->getPPS()->getTilesEnabledFlag() && !pSlice->getPPS()->getEntropyCodingSyncEnabledFlag())
1314  {
1315    return;
1316  }
1317  UInt numEntryPointOffsets = 0, offsetLenMinus1 = 0, maxOffset = 0;
1318  Int  numZeroSubstreamsAtStartOfSlice  = 0;
1319  UInt *entryPointOffset = NULL;
1320  if ( pSlice->getPPS()->getTilesEnabledFlag() )
1321  {
1322    numEntryPointOffsets = pSlice->getTileLocationCount();
1323    entryPointOffset     = new UInt[numEntryPointOffsets];
1324    for (Int idx=0; idx<pSlice->getTileLocationCount(); idx++)
1325    {
1326      if ( idx == 0 )
1327      {
1328        entryPointOffset [ idx ] = pSlice->getTileLocation( 0 );
1329      }
1330      else
1331      {
1332        entryPointOffset [ idx ] = pSlice->getTileLocation( idx ) - pSlice->getTileLocation( idx-1 );
1333      }
1334
1335      if ( entryPointOffset[ idx ] > maxOffset )
1336      {
1337        maxOffset = entryPointOffset[ idx ];
1338      }
1339    }
1340  }
1341  else if ( pSlice->getPPS()->getEntropyCodingSyncEnabledFlag() )
1342  {
1343    UInt* pSubstreamSizes               = pSlice->getSubstreamSizes();
1344    Int maxNumParts                       = pSlice->getPic()->getNumPartInCU();
1345    numZeroSubstreamsAtStartOfSlice       = pSlice->getSliceSegmentCurStartCUAddr()/maxNumParts/pSlice->getPic()->getFrameWidthInCU();
1346    Int  numZeroSubstreamsAtEndOfSlice    = pSlice->getPic()->getFrameHeightInCU()-1 - ((pSlice->getSliceSegmentCurEndCUAddr()-1)/maxNumParts/pSlice->getPic()->getFrameWidthInCU());
1347    numEntryPointOffsets                  = pSlice->getPPS()->getNumSubstreams() - numZeroSubstreamsAtStartOfSlice - numZeroSubstreamsAtEndOfSlice - 1;
1348    pSlice->setNumEntryPointOffsets(numEntryPointOffsets);
1349    entryPointOffset           = new UInt[numEntryPointOffsets];
1350    for (Int idx=0; idx<numEntryPointOffsets; idx++)
1351    {
1352      entryPointOffset[ idx ] = ( pSubstreamSizes[ idx+numZeroSubstreamsAtStartOfSlice ] >> 3 ) ;
1353      if ( entryPointOffset[ idx ] > maxOffset )
1354      {
1355        maxOffset = entryPointOffset[ idx ];
1356      }
1357    }
1358  }
1359  // Determine number of bits "offsetLenMinus1+1" required for entry point information
1360  offsetLenMinus1 = 0;
1361  while (maxOffset >= (1u << (offsetLenMinus1 + 1)))
1362  {
1363    offsetLenMinus1++;
1364    assert(offsetLenMinus1 + 1 < 32);   
1365  }
1366
1367  WRITE_UVLC(numEntryPointOffsets, "num_entry_point_offsets");
1368  if (numEntryPointOffsets>0)
1369  {
1370    WRITE_UVLC(offsetLenMinus1, "offset_len_minus1");
1371  }
1372
1373  for (UInt idx=0; idx<numEntryPointOffsets; idx++)
1374  {
1375#if L0116_ENTRY_POINT
1376    WRITE_CODE(entryPointOffset[ idx ]-1, offsetLenMinus1+1, "entry_point_offset_minus1");
1377#else
1378    WRITE_CODE(entryPointOffset[ idx ], offsetLenMinus1+1, "entry_point_offset");
1379#endif
1380  }
1381
1382  delete [] entryPointOffset;
1383}
1384
1385Void TEncCavlc::codeTerminatingBit      ( UInt uilsLast )
1386{
1387}
1388
1389Void TEncCavlc::codeSliceFinish ()
1390{
1391}
1392
1393Void TEncCavlc::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1394{
1395  assert(0);
1396}
1397
1398Void TEncCavlc::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1399{
1400  assert(0);
1401}
1402
1403Void TEncCavlc::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
1404{
1405  assert(0);
1406}
1407
1408Void TEncCavlc::codeMergeFlag    ( TComDataCU* pcCU, UInt uiAbsPartIdx )
1409{
1410  assert(0);
1411}
1412
1413Void TEncCavlc::codeMergeIndex    ( TComDataCU* pcCU, UInt uiAbsPartIdx )
1414{
1415  assert(0);
1416}
1417
1418Void TEncCavlc::codeInterModeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiEncMode )
1419{
1420  assert(0);
1421}
1422
1423Void TEncCavlc::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1424{
1425  assert(0);
1426}
1427
1428Void TEncCavlc::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1429{
1430  assert(0);
1431}
1432
1433Void TEncCavlc::codeSplitFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1434{
1435  assert(0);
1436}
1437
1438Void TEncCavlc::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
1439{
1440  assert(0);
1441}
1442
1443Void TEncCavlc::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1444{
1445  assert(0);
1446}
1447
1448Void TEncCavlc::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1449{
1450  assert(0);
1451}
1452
1453Void TEncCavlc::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth )
1454{
1455  assert(0);
1456}
1457Void TEncCavlc::codeQtRootCbfZero( TComDataCU* pcCU )
1458{
1459  assert(0);
1460}
1461
1462Void TEncCavlc::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType )
1463{
1464  assert(0);
1465}
1466
1467/** Code I_PCM information.
1468 * \param pcCU pointer to CU
1469 * \param uiAbsPartIdx CU index
1470 * \returns Void
1471 */
1472Void TEncCavlc::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1473{
1474  assert(0);
1475}
1476
1477Void TEncCavlc::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool isMultiple)
1478{
1479  assert(0);
1480}
1481
1482Void TEncCavlc::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1483{
1484  assert(0);
1485}
1486
1487Void TEncCavlc::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1488{
1489  assert(0);
1490}
1491
1492Void TEncCavlc::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1493{
1494  assert(0);
1495}
1496
1497Void TEncCavlc::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1498{
1499  assert(0);
1500}
1501
1502Void TEncCavlc::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1503{
1504  Int iDQp  = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1505
1506  Int qpBdOffsetY =  pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1507  iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1508
1509  xWriteSvlc( iDQp );
1510 
1511  return;
1512}
1513
1514Void TEncCavlc::codeCoeffNxN    ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1515{
1516  assert(0);
1517}
1518
1519Void TEncCavlc::estBit( estBitsSbacStruct* pcEstBitsCabac, Int width, Int height, TextType eTType )
1520{
1521  // printf("error : no VLC mode support in this version\n");
1522  return;
1523}
1524
1525// ====================================================================================================================
1526// Protected member functions
1527// ====================================================================================================================
1528
1529/** code explicit wp tables
1530 * \param TComSlice* pcSlice
1531 * \returns Void
1532 */
1533Void TEncCavlc::xCodePredWeightTable( TComSlice* pcSlice )
1534{
1535  wpScalingParam  *wp;
1536  Bool            bChroma     = true; // color always present in HEVC ?
1537  Int             iNbRef       = (pcSlice->getSliceType() == B_SLICE ) ? (2) : (1);
1538  Bool            bDenomCoded  = false;
1539  UInt            uiMode = 0;
1540  UInt            uiTotalSignalledWeightFlags = 0;
1541  if ( (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) || (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()) )
1542  {
1543    uiMode = 1; // explicit
1544  }
1545  if(uiMode == 1)
1546  {
1547
1548    for ( Int iNumRef=0 ; iNumRef<iNbRef ; iNumRef++ ) 
1549    {
1550      RefPicList  eRefPicList = ( iNumRef ? REF_PIC_LIST_1 : REF_PIC_LIST_0 );
1551
1552      for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1553      {
1554        pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1555        if ( !bDenomCoded ) 
1556        {
1557          Int iDeltaDenom;
1558          WRITE_UVLC( wp[0].uiLog2WeightDenom, "luma_log2_weight_denom" );     // ue(v): luma_log2_weight_denom
1559
1560          if( bChroma )
1561          {
1562            iDeltaDenom = (wp[1].uiLog2WeightDenom - wp[0].uiLog2WeightDenom);
1563            WRITE_SVLC( iDeltaDenom, "delta_chroma_log2_weight_denom" );       // se(v): delta_chroma_log2_weight_denom
1564          }
1565          bDenomCoded = true;
1566        }
1567        WRITE_FLAG( wp[0].bPresentFlag, "luma_weight_lX_flag" );               // u(1): luma_weight_lX_flag
1568        uiTotalSignalledWeightFlags += wp[0].bPresentFlag;
1569      }
1570      if (bChroma) 
1571      {
1572        for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1573        {
1574          pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1575          WRITE_FLAG( wp[1].bPresentFlag, "chroma_weight_lX_flag" );           // u(1): chroma_weight_lX_flag
1576          uiTotalSignalledWeightFlags += 2*wp[1].bPresentFlag;
1577        }
1578      }
1579
1580      for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1581      {
1582        pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1583        if ( wp[0].bPresentFlag ) 
1584        {
1585          Int iDeltaWeight = (wp[0].iWeight - (1<<wp[0].uiLog2WeightDenom));
1586          WRITE_SVLC( iDeltaWeight, "delta_luma_weight_lX" );                  // se(v): delta_luma_weight_lX
1587          WRITE_SVLC( wp[0].iOffset, "luma_offset_lX" );                       // se(v): luma_offset_lX
1588        }
1589
1590        if ( bChroma ) 
1591        {
1592          if ( wp[1].bPresentFlag )
1593          {
1594            for ( Int j=1 ; j<3 ; j++ ) 
1595            {
1596              Int iDeltaWeight = (wp[j].iWeight - (1<<wp[1].uiLog2WeightDenom));
1597              WRITE_SVLC( iDeltaWeight, "delta_chroma_weight_lX" );            // se(v): delta_chroma_weight_lX
1598
1599              Int pred = ( 128 - ( ( 128*wp[j].iWeight)>>(wp[j].uiLog2WeightDenom) ) );
1600              Int iDeltaChroma = (wp[j].iOffset - pred);
1601              WRITE_SVLC( iDeltaChroma, "delta_chroma_offset_lX" );            // se(v): delta_chroma_offset_lX
1602            }
1603          }
1604        }
1605      }
1606    }
1607    assert(uiTotalSignalledWeightFlags<=24);
1608  }
1609}
1610
1611/** code quantization matrix
1612 *  \param scalingList quantization matrix information
1613 */
1614Void TEncCavlc::codeScalingList( TComScalingList* scalingList )
1615{
1616  UInt listId,sizeId;
1617  Bool scalingListPredModeFlag;
1618
1619#if SCALING_LIST_OUTPUT_RESULT
1620  Int startBit;
1621  Int startTotalBit;
1622  startBit = m_pcBitIf->getNumberOfWrittenBits();
1623  startTotalBit = m_pcBitIf->getNumberOfWrittenBits();
1624#endif
1625
1626    //for each size
1627    for(sizeId = 0; sizeId < SCALING_LIST_SIZE_NUM; sizeId++)
1628    {
1629      for(listId = 0; listId < g_scalingListNum[sizeId]; listId++)
1630      {
1631#if SCALING_LIST_OUTPUT_RESULT
1632        startBit = m_pcBitIf->getNumberOfWrittenBits();
1633#endif
1634        scalingListPredModeFlag = scalingList->checkPredMode( sizeId, listId );
1635        WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" );
1636        if(!scalingListPredModeFlag)// Copy Mode
1637        {
1638          WRITE_UVLC( (Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta");
1639        }
1640        else// DPCM Mode
1641        {
1642          xCodeScalingList(scalingList, sizeId, listId);
1643        }
1644#if SCALING_LIST_OUTPUT_RESULT
1645        printf("Matrix [%d][%d] Bit %d\n",sizeId,listId,m_pcBitIf->getNumberOfWrittenBits() - startBit);
1646#endif
1647      }
1648    }
1649#if SCALING_LIST_OUTPUT_RESULT
1650  printf("Total Bit %d\n",m_pcBitIf->getNumberOfWrittenBits()-startTotalBit);
1651#endif
1652  return;
1653}
1654/** code DPCM
1655 * \param scalingList quantization matrix information
1656 * \param sizeIdc size index
1657 * \param listIdc list index
1658 */
1659Void TEncCavlc::xCodeScalingList(TComScalingList* scalingList, UInt sizeId, UInt listId)
1660{
1661  Int coefNum = min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId]);
1662  UInt* scan  = (sizeId == 0) ? g_auiSigLastScan [ SCAN_DIAG ] [ 1 ] :  g_sigLastScanCG32x32;
1663  Int nextCoef = SCALING_LIST_START_VALUE;
1664  Int data;
1665  Int *src = scalingList->getScalingListAddress(sizeId, listId);
1666    if( sizeId > SCALING_LIST_8x8 )
1667    {
1668      WRITE_SVLC( scalingList->getScalingListDC(sizeId,listId) - 8, "scaling_list_dc_coef_minus8");
1669      nextCoef = scalingList->getScalingListDC(sizeId,listId);
1670    }
1671    for(Int i=0;i<coefNum;i++)
1672    {
1673      data = src[scan[i]] - nextCoef;
1674      nextCoef = src[scan[i]];
1675      if(data > 127)
1676      {
1677        data = data - 256;
1678      }
1679      if(data < -128)
1680      {
1681        data = data + 256;
1682      }
1683
1684      WRITE_SVLC( data,  "scaling_list_delta_coef");
1685    }
1686}
1687Bool TEncCavlc::findMatchingLTRP ( TComSlice* pcSlice, UInt *ltrpsIndex, Int ltrpPOC, Bool usedFlag )
1688{
1689  // Bool state = true, state2 = false;
1690  Int lsb = ltrpPOC % (1<<pcSlice->getSPS()->getBitsForPOC());
1691  for (Int k = 0; k < pcSlice->getSPS()->getNumLongTermRefPicSPS(); k++)
1692  {
1693    if ( (lsb == pcSlice->getSPS()->getLtRefPicPocLsbSps(k)) && (usedFlag == pcSlice->getSPS()->getUsedByCurrPicLtSPSFlag(k)) )
1694    {
1695      *ltrpsIndex = k;
1696      return true;
1697    }
1698  }
1699  return false;
1700}
1701Bool TComScalingList::checkPredMode(UInt sizeId, UInt listId)
1702{
1703  for(Int predListIdx = (Int)listId ; predListIdx >= 0; predListIdx--)
1704  {
1705    if( !memcmp(getScalingListAddress(sizeId,listId),((listId == predListIdx) ?
1706      getScalingListDefaultAddress(sizeId, predListIdx): getScalingListAddress(sizeId, predListIdx)),sizeof(Int)*min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId])) // check value of matrix
1707     && ((sizeId < SCALING_LIST_16x16) || (getScalingListDC(sizeId,listId) == getScalingListDC(sizeId,predListIdx)))) // check DC value
1708    {
1709      setRefMatrixId(sizeId, listId, predListIdx);
1710      return false;
1711    }
1712  }
1713  return true;
1714}
1715
1716#if INTRA_BL
1717Void TEncCavlc::codeIntraBLFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1718{
1719  assert(0);
1720}
1721
1722#endif
1723//! \}
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