source: SHVCSoftware/branches/SHM-4.0-dev/source/Lib/TLibEncoder/TEncCavlc.cpp @ 757

Last change on this file since 757 was 485, checked in by qualcomm, 11 years ago

Removal of IRAP align dependency constraints on poc_Reset_flag and move IRAP align flag to VPS VUI (JCTVC-O0223 proposal 2,JCTVC-O0139 proposal 5)
  • Property svn:eol-style set to native
File size: 81.5 KB
Line 
1/* The copyright in this software is being made available under the BSD
2 * License, included below. This software may be subject to other third party
3 * and contributor rights, including patent rights, and no such rights are
4 * granted under this license. 
5 *
6 * Copyright (c) 2010-2013, ITU/ISO/IEC
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions are met:
11 *
12 *  * Redistributions of source code must retain the above copyright notice,
13 *    this list of conditions and the following disclaimer.
14 *  * Redistributions in binary form must reproduce the above copyright notice,
15 *    this list of conditions and the following disclaimer in the documentation
16 *    and/or other materials provided with the distribution.
17 *  * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18 *    be used to endorse or promote products derived from this software without
19 *    specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34/** \file     TEncCavlc.cpp
35    \brief    CAVLC encoder class
36*/
37
38#include "../TLibCommon/CommonDef.h"
39#include "TEncCavlc.h"
40#include "SEIwrite.h"
41
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  WRITE_FLAG( pcPPS->getOutputFlagPresentFlag() ? 1 : 0,     "output_flag_present_flag" );
166  WRITE_CODE( pcPPS->getNumExtraSliceHeaderBits(), 3,        "num_extra_slice_header_bits");
167  WRITE_FLAG( pcPPS->getSignHideFlag(), "sign_data_hiding_flag" );
168  WRITE_FLAG( pcPPS->getCabacInitPresentFlag() ? 1 : 0,   "cabac_init_present_flag" );
169  WRITE_UVLC( pcPPS->getNumRefIdxL0DefaultActive()-1,     "num_ref_idx_l0_default_active_minus1");
170  WRITE_UVLC( pcPPS->getNumRefIdxL1DefaultActive()-1,     "num_ref_idx_l1_default_active_minus1");
171
172  WRITE_SVLC( pcPPS->getPicInitQPMinus26(),                  "init_qp_minus26");
173  WRITE_FLAG( pcPPS->getConstrainedIntraPred() ? 1 : 0,      "constrained_intra_pred_flag" );
174  WRITE_FLAG( pcPPS->getUseTransformSkip() ? 1 : 0,  "transform_skip_enabled_flag" ); 
175  WRITE_FLAG( pcPPS->getUseDQP() ? 1 : 0, "cu_qp_delta_enabled_flag" );
176  if ( pcPPS->getUseDQP() )
177  {
178    WRITE_UVLC( pcPPS->getMaxCuDQPDepth(), "diff_cu_qp_delta_depth" );
179  }
180  WRITE_SVLC( pcPPS->getChromaCbQpOffset(),                   "pps_cb_qp_offset" );
181  WRITE_SVLC( pcPPS->getChromaCrQpOffset(),                   "pps_cr_qp_offset" );
182  WRITE_FLAG( pcPPS->getSliceChromaQpFlag() ? 1 : 0,          "pps_slice_chroma_qp_offsets_present_flag" );
183
184  WRITE_FLAG( pcPPS->getUseWP() ? 1 : 0,  "weighted_pred_flag" );   // Use of Weighting Prediction (P_SLICE)
185  WRITE_FLAG( pcPPS->getWPBiPred() ? 1 : 0, "weighted_bipred_flag" );  // Use of Weighting Bi-Prediction (B_SLICE)
186  WRITE_FLAG( pcPPS->getTransquantBypassEnableFlag() ? 1 : 0, "transquant_bypass_enable_flag" );
187  WRITE_FLAG( pcPPS->getTilesEnabledFlag()             ? 1 : 0, "tiles_enabled_flag" );
188  WRITE_FLAG( pcPPS->getEntropyCodingSyncEnabledFlag() ? 1 : 0, "entropy_coding_sync_enabled_flag" );
189  if( pcPPS->getTilesEnabledFlag() )
190  {
191    WRITE_UVLC( pcPPS->getNumColumnsMinus1(),                                    "num_tile_columns_minus1" );
192    WRITE_UVLC( pcPPS->getNumRowsMinus1(),                                       "num_tile_rows_minus1" );
193    WRITE_FLAG( pcPPS->getUniformSpacingFlag(),                                  "uniform_spacing_flag" );
194    if( pcPPS->getUniformSpacingFlag() == 0 )
195    {
196      for(UInt i=0; i<pcPPS->getNumColumnsMinus1(); i++)
197      {
198        WRITE_UVLC( pcPPS->getColumnWidth(i)-1,                                  "column_width_minus1" );
199      }
200      for(UInt i=0; i<pcPPS->getNumRowsMinus1(); i++)
201      {
202        WRITE_UVLC( pcPPS->getRowHeight(i)-1,                                    "row_height_minus1" );
203      }
204    }
205    if(pcPPS->getNumColumnsMinus1() !=0 || pcPPS->getNumRowsMinus1() !=0)
206    {
207      WRITE_FLAG( pcPPS->getLoopFilterAcrossTilesEnabledFlag()?1 : 0,          "loop_filter_across_tiles_enabled_flag");
208    }
209  }
210  WRITE_FLAG( pcPPS->getLoopFilterAcrossSlicesEnabledFlag()?1 : 0,        "loop_filter_across_slices_enabled_flag");
211  WRITE_FLAG( pcPPS->getDeblockingFilterControlPresentFlag()?1 : 0,       "deblocking_filter_control_present_flag");
212  if(pcPPS->getDeblockingFilterControlPresentFlag())
213  {
214    WRITE_FLAG( pcPPS->getDeblockingFilterOverrideEnabledFlag() ? 1 : 0,  "deblocking_filter_override_enabled_flag" ); 
215    WRITE_FLAG( pcPPS->getPicDisableDeblockingFilterFlag() ? 1 : 0,       "pps_disable_deblocking_filter_flag" );
216    if(!pcPPS->getPicDisableDeblockingFilterFlag())
217    {
218      WRITE_SVLC( pcPPS->getDeblockingFilterBetaOffsetDiv2(),             "pps_beta_offset_div2" );
219      WRITE_SVLC( pcPPS->getDeblockingFilterTcOffsetDiv2(),               "pps_tc_offset_div2" );
220    }
221  }
222  WRITE_FLAG( pcPPS->getScalingListPresentFlag() ? 1 : 0,                          "pps_scaling_list_data_present_flag" ); 
223
224#if IL_SL_SIGNALLING_N0371
225  pcPPS->setPPS( pcPPS->getLayerId(), pcPPS ); 
226#endif
227
228  if( pcPPS->getScalingListPresentFlag() )
229  {
230#if SCALING_LIST_OUTPUT_RESULT
231    printf("PPS\n");
232#endif
233
234#if IL_SL_SIGNALLING_N0371
235    m_pcSlice->getScalingList()->setLayerId( pcPPS->getLayerId() );
236
237    if( pcPPS->getLayerId() > 0 )
238    {
239      WRITE_FLAG( pcPPS->getPredScalingListFlag() ? 1 : 0,                          "pps_pred_scaling_list_flag" );
240      m_pcSlice->getScalingList()->setPredScalingListFlag( pcPPS->getPredScalingListFlag() );
241
242      if( pcPPS->getPredScalingListFlag() )
243      {
244        // The value of pps_scaling_list_ref_layer_id shall be in the range of 0 to 62, inclusive
245        assert( /*pcPPS->getScalingListRefLayerId() >= 0 &&*/ pcPPS->getScalingListRefLayerId() <= 62 );
246
247        // When avc_base_layer_flag is equal to 1, it is a requirement of bitstream conformance that the value of pps_scaling_list_ref_layer_id shall be greater than 0
248        if( pcPPS->getSPS()->getVPS()->getAvcBaseLayerFlag() )
249        {
250          assert( pcPPS->getScalingListRefLayerId() > 0 );
251        }
252
253        // It is a requirement of bitstream conformance that, when a PPS with nuh_layer_id equal to nuhLayerIdA is active for a layer with nuh_layer_id equal to nuhLayerIdB and
254        // pps_infer_scaling_list_flag in the PPS is equal to 1, pps_infer_scaling_list_flag shall be equal to 0 for the PPS that is active for the layer with nuh_layer_id equal to pps_scaling_list_ref_layer_id
255        assert( pcPPS->getPPS( pcPPS->getScalingListRefLayerId() )->getPredScalingListFlag() == false );
256
257        // It is a requirement of bitstream conformance that, when a PPS with nuh_layer_id equal to nuhLayerIdA is active for a layer with nuh_layer_id equal to nuhLayerIdB,
258        // the layer with nuh_layer_id equal to pps_scaling_list_ref_layer_id shall be a direct or indirect reference layer of the layer with nuh_layer_id equal to nuhLayerIdB
259        assert( pcPPS->getSPS()->getVPS()->getScalingListLayerDependency( pcPPS->getLayerId(), pcPPS->getScalingListRefLayerId() ) == true );
260       
261        WRITE_UVLC( pcPPS->getScalingListRefLayerId(),                            "scaling_list_pps_ref_layer_id" );
262        m_pcSlice->getScalingList()->setScalingListRefLayerId( pcPPS->getScalingListRefLayerId() );
263        codeScalingList( m_pcSlice->getScalingList() );
264      }
265      else
266      {
267        codeScalingList( m_pcSlice->getScalingList() );
268      }
269    }
270    else
271    {
272      codeScalingList( m_pcSlice->getScalingList() );
273    }
274#else
275    codeScalingList( m_pcSlice->getScalingList() );
276#endif
277
278  }
279  WRITE_FLAG( pcPPS->getListsModificationPresentFlag(), "lists_modification_present_flag");
280  WRITE_UVLC( pcPPS->getLog2ParallelMergeLevelMinus2(), "log2_parallel_merge_level_minus2");
281  WRITE_FLAG( pcPPS->getSliceHeaderExtensionPresentFlag() ? 1 : 0, "slice_segment_header_extension_present_flag");
282  WRITE_FLAG( 0, "pps_extension_flag" );
283}
284
285Void TEncCavlc::codeVUI( TComVUI *pcVUI, TComSPS* pcSPS )
286{
287#if ENC_DEC_TRACE
288  fprintf( g_hTrace, "----------- vui_parameters -----------\n");
289#endif
290  WRITE_FLAG(pcVUI->getAspectRatioInfoPresentFlag(),            "aspect_ratio_info_present_flag");
291  if (pcVUI->getAspectRatioInfoPresentFlag())
292  {
293    WRITE_CODE(pcVUI->getAspectRatioIdc(), 8,                   "aspect_ratio_idc" );
294    if (pcVUI->getAspectRatioIdc() == 255)
295    {
296      WRITE_CODE(pcVUI->getSarWidth(), 16,                      "sar_width");
297      WRITE_CODE(pcVUI->getSarHeight(), 16,                     "sar_height");
298    }
299  }
300  WRITE_FLAG(pcVUI->getOverscanInfoPresentFlag(),               "overscan_info_present_flag");
301  if (pcVUI->getOverscanInfoPresentFlag())
302  {
303    WRITE_FLAG(pcVUI->getOverscanAppropriateFlag(),             "overscan_appropriate_flag");
304  }
305  WRITE_FLAG(pcVUI->getVideoSignalTypePresentFlag(),            "video_signal_type_present_flag");
306  if (pcVUI->getVideoSignalTypePresentFlag())
307  {
308    WRITE_CODE(pcVUI->getVideoFormat(), 3,                      "video_format");
309    WRITE_FLAG(pcVUI->getVideoFullRangeFlag(),                  "video_full_range_flag");
310    WRITE_FLAG(pcVUI->getColourDescriptionPresentFlag(),        "colour_description_present_flag");
311    if (pcVUI->getColourDescriptionPresentFlag())
312    {
313      WRITE_CODE(pcVUI->getColourPrimaries(), 8,                "colour_primaries");
314      WRITE_CODE(pcVUI->getTransferCharacteristics(), 8,        "transfer_characteristics");
315      WRITE_CODE(pcVUI->getMatrixCoefficients(), 8,             "matrix_coefficients");
316    }
317  }
318
319  WRITE_FLAG(pcVUI->getChromaLocInfoPresentFlag(),              "chroma_loc_info_present_flag");
320  if (pcVUI->getChromaLocInfoPresentFlag())
321  {
322    WRITE_UVLC(pcVUI->getChromaSampleLocTypeTopField(),         "chroma_sample_loc_type_top_field");
323    WRITE_UVLC(pcVUI->getChromaSampleLocTypeBottomField(),      "chroma_sample_loc_type_bottom_field");
324  }
325
326  WRITE_FLAG(pcVUI->getNeutralChromaIndicationFlag(),           "neutral_chroma_indication_flag");
327  WRITE_FLAG(pcVUI->getFieldSeqFlag(),                          "field_seq_flag");
328  WRITE_FLAG(pcVUI->getFrameFieldInfoPresentFlag(),             "frame_field_info_present_flag");
329
330  Window defaultDisplayWindow = pcVUI->getDefaultDisplayWindow();
331  WRITE_FLAG(defaultDisplayWindow.getWindowEnabledFlag(),       "default_display_window_flag");
332  if( defaultDisplayWindow.getWindowEnabledFlag() )
333  {
334    WRITE_UVLC(defaultDisplayWindow.getWindowLeftOffset(),      "def_disp_win_left_offset");
335    WRITE_UVLC(defaultDisplayWindow.getWindowRightOffset(),     "def_disp_win_right_offset");
336    WRITE_UVLC(defaultDisplayWindow.getWindowTopOffset(),       "def_disp_win_top_offset");
337    WRITE_UVLC(defaultDisplayWindow.getWindowBottomOffset(),    "def_disp_win_bottom_offset");
338  }
339  TimingInfo *timingInfo = pcVUI->getTimingInfo();
340  WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(),          "vui_timing_info_present_flag");
341  if(timingInfo->getTimingInfoPresentFlag())
342  {
343    WRITE_CODE(timingInfo->getNumUnitsInTick(), 32,           "vui_num_units_in_tick");
344    WRITE_CODE(timingInfo->getTimeScale(),      32,           "vui_time_scale");
345    WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(),  "vui_poc_proportional_to_timing_flag");
346    if(timingInfo->getPocProportionalToTimingFlag())
347    {
348      WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(),   "vui_num_ticks_poc_diff_one_minus1");
349    }
350  WRITE_FLAG(pcVUI->getHrdParametersPresentFlag(),              "hrd_parameters_present_flag");
351  if( pcVUI->getHrdParametersPresentFlag() )
352  {
353    codeHrdParameters(pcVUI->getHrdParameters(), 1, pcSPS->getMaxTLayers() - 1 );
354  }
355  }
356
357  WRITE_FLAG(pcVUI->getBitstreamRestrictionFlag(),              "bitstream_restriction_flag");
358  if (pcVUI->getBitstreamRestrictionFlag())
359  {
360    WRITE_FLAG(pcVUI->getTilesFixedStructureFlag(),             "tiles_fixed_structure_flag");
361    WRITE_FLAG(pcVUI->getMotionVectorsOverPicBoundariesFlag(),  "motion_vectors_over_pic_boundaries_flag");
362    WRITE_FLAG(pcVUI->getRestrictedRefPicListsFlag(),           "restricted_ref_pic_lists_flag");
363    WRITE_UVLC(pcVUI->getMinSpatialSegmentationIdc(),           "min_spatial_segmentation_idc");
364    WRITE_UVLC(pcVUI->getMaxBytesPerPicDenom(),                 "max_bytes_per_pic_denom");
365    WRITE_UVLC(pcVUI->getMaxBitsPerMinCuDenom(),                "max_bits_per_mincu_denom");
366    WRITE_UVLC(pcVUI->getLog2MaxMvLengthHorizontal(),           "log2_max_mv_length_horizontal");
367    WRITE_UVLC(pcVUI->getLog2MaxMvLengthVertical(),             "log2_max_mv_length_vertical");
368  }
369}
370
371Void TEncCavlc::codeHrdParameters( TComHRD *hrd, Bool commonInfPresentFlag, UInt maxNumSubLayersMinus1 )
372{
373  if( commonInfPresentFlag )
374  {
375    WRITE_FLAG( hrd->getNalHrdParametersPresentFlag() ? 1 : 0 ,  "nal_hrd_parameters_present_flag" );
376    WRITE_FLAG( hrd->getVclHrdParametersPresentFlag() ? 1 : 0 ,  "vcl_hrd_parameters_present_flag" );
377    if( hrd->getNalHrdParametersPresentFlag() || hrd->getVclHrdParametersPresentFlag() )
378    {
379      WRITE_FLAG( hrd->getSubPicCpbParamsPresentFlag() ? 1 : 0,  "sub_pic_cpb_params_present_flag" );
380      if( hrd->getSubPicCpbParamsPresentFlag() )
381      {
382        WRITE_CODE( hrd->getTickDivisorMinus2(), 8,              "tick_divisor_minus2" );
383        WRITE_CODE( hrd->getDuCpbRemovalDelayLengthMinus1(), 5,  "du_cpb_removal_delay_length_minus1" );
384        WRITE_FLAG( hrd->getSubPicCpbParamsInPicTimingSEIFlag() ? 1 : 0, "sub_pic_cpb_params_in_pic_timing_sei_flag" );
385        WRITE_CODE( hrd->getDpbOutputDelayDuLengthMinus1(), 5,   "dpb_output_delay_du_length_minus1"  );
386      }
387      WRITE_CODE( hrd->getBitRateScale(), 4,                     "bit_rate_scale" );
388      WRITE_CODE( hrd->getCpbSizeScale(), 4,                     "cpb_size_scale" );
389      if( hrd->getSubPicCpbParamsPresentFlag() )
390      {
391        WRITE_CODE( hrd->getDuCpbSizeScale(), 4,                "du_cpb_size_scale" ); 
392      }
393      WRITE_CODE( hrd->getInitialCpbRemovalDelayLengthMinus1(), 5, "initial_cpb_removal_delay_length_minus1" );
394      WRITE_CODE( hrd->getCpbRemovalDelayLengthMinus1(),        5, "au_cpb_removal_delay_length_minus1" );
395      WRITE_CODE( hrd->getDpbOutputDelayLengthMinus1(),         5, "dpb_output_delay_length_minus1" );
396    }
397  }
398  Int i, j, nalOrVcl;
399  for( i = 0; i <= maxNumSubLayersMinus1; i ++ )
400  {
401    WRITE_FLAG( hrd->getFixedPicRateFlag( i ) ? 1 : 0,          "fixed_pic_rate_general_flag");
402    if( !hrd->getFixedPicRateFlag( i ) )
403    {
404      WRITE_FLAG( hrd->getFixedPicRateWithinCvsFlag( i ) ? 1 : 0, "fixed_pic_rate_within_cvs_flag");
405    }
406    else
407    {
408      hrd->setFixedPicRateWithinCvsFlag( i, true );
409    }
410    if( hrd->getFixedPicRateWithinCvsFlag( i ) )
411    {
412      WRITE_UVLC( hrd->getPicDurationInTcMinus1( i ),           "elemental_duration_in_tc_minus1");
413    }
414    else
415    {
416      WRITE_FLAG( hrd->getLowDelayHrdFlag( i ) ? 1 : 0,           "low_delay_hrd_flag");
417    }
418    if (!hrd->getLowDelayHrdFlag( i ))
419    {
420      WRITE_UVLC( hrd->getCpbCntMinus1( i ),                      "cpb_cnt_minus1");
421    }
422   
423    for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ )
424    {
425      if( ( ( nalOrVcl == 0 ) && ( hrd->getNalHrdParametersPresentFlag() ) ) ||
426          ( ( nalOrVcl == 1 ) && ( hrd->getVclHrdParametersPresentFlag() ) ) )
427      {
428        for( j = 0; j <= ( hrd->getCpbCntMinus1( i ) ); j ++ )
429        {
430          WRITE_UVLC( hrd->getBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_value_minus1");
431          WRITE_UVLC( hrd->getCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_value_minus1");
432          if( hrd->getSubPicCpbParamsPresentFlag() )
433          {
434            WRITE_UVLC( hrd->getDuCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_du_value_minus1"); 
435            WRITE_UVLC( hrd->getDuBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_du_value_minus1");
436          }
437          WRITE_FLAG( hrd->getCbrFlag( i, j, nalOrVcl ) ? 1 : 0, "cbr_flag");
438        }
439      }
440    }
441  }
442}
443
444Void TEncCavlc::codeSPS( TComSPS* pcSPS )
445{
446#if ENC_DEC_TRACE 
447  xTraceSPSHeader (pcSPS);
448#endif
449  WRITE_CODE( pcSPS->getVPSId (),          4,       "sps_video_parameter_set_id" );
450#if SVC_EXTENSION
451  if(pcSPS->getLayerId() == 0)
452  {
453#endif
454    WRITE_CODE( pcSPS->getMaxTLayers() - 1,  3,       "sps_max_sub_layers_minus1" );
455    WRITE_FLAG( pcSPS->getTemporalIdNestingFlag() ? 1 : 0,                             "sps_temporal_id_nesting_flag" );
456#if SVC_EXTENSION
457  }
458#endif
459#ifdef SPS_PTL_FIX
460  if (pcSPS->getLayerId() == 0)
461  {
462    codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1);
463  }
464#else
465  codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1);
466#endif
467  WRITE_UVLC( pcSPS->getSPSId (),                   "sps_seq_parameter_set_id" );
468#if REPN_FORMAT_IN_VPS
469  if( pcSPS->getLayerId() > 0 )
470  {
471    WRITE_FLAG( pcSPS->getUpdateRepFormatFlag(), "update_rep_format_flag" );
472  }
473  if( pcSPS->getLayerId() == 0 || pcSPS->getUpdateRepFormatFlag() ) 
474  {
475#endif
476    WRITE_UVLC( pcSPS->getChromaFormatIdc (),         "chroma_format_idc" );
477    assert(pcSPS->getChromaFormatIdc () == 1);
478    // in the first version chroma_format_idc can only be equal to 1 (4:2:0)
479    if( pcSPS->getChromaFormatIdc () == 3 )
480    {
481      WRITE_FLAG( 0,                                  "separate_colour_plane_flag");
482    }
483
484    WRITE_UVLC( pcSPS->getPicWidthInLumaSamples (),   "pic_width_in_luma_samples" );
485    WRITE_UVLC( pcSPS->getPicHeightInLumaSamples(),   "pic_height_in_luma_samples" );
486#if REPN_FORMAT_IN_VPS
487  }
488#endif
489  Window conf = pcSPS->getConformanceWindow();
490
491  WRITE_FLAG( conf.getWindowEnabledFlag(),          "conformance_window_flag" );
492  if (conf.getWindowEnabledFlag())
493  {
494    WRITE_UVLC( conf.getWindowLeftOffset()   / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_left_offset" );
495    WRITE_UVLC( conf.getWindowRightOffset()  / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_right_offset" );
496    WRITE_UVLC( conf.getWindowTopOffset()    / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_top_offset" );
497    WRITE_UVLC( conf.getWindowBottomOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_bottom_offset" );
498  }
499
500#if REPN_FORMAT_IN_VPS
501  if( pcSPS->getLayerId() == 0 || pcSPS->getUpdateRepFormatFlag() ) 
502  {
503    assert( pcSPS->getBitDepthY() >= 8 );
504    assert( pcSPS->getBitDepthC() >= 8 );
505#endif
506    WRITE_UVLC( pcSPS->getBitDepthY() - 8,             "bit_depth_luma_minus8" );
507    WRITE_UVLC( pcSPS->getBitDepthC() - 8,             "bit_depth_chroma_minus8" );
508#if REPN_FORMAT_IN_VPS
509  }
510#endif
511  WRITE_UVLC( pcSPS->getBitsForPOC()-4,                 "log2_max_pic_order_cnt_lsb_minus4" );
512
513  const Bool subLayerOrderingInfoPresentFlag = 1;
514  WRITE_FLAG(subLayerOrderingInfoPresentFlag,       "sps_sub_layer_ordering_info_present_flag");
515  for(UInt i=0; i <= pcSPS->getMaxTLayers()-1; i++)
516  {
517    WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i) - 1,       "sps_max_dec_pic_buffering_minus1[i]" );
518    WRITE_UVLC( pcSPS->getNumReorderPics(i),               "sps_num_reorder_pics[i]" );
519    WRITE_UVLC( pcSPS->getMaxLatencyIncrease(i),           "sps_max_latency_increase_plus1[i]" );
520    if (!subLayerOrderingInfoPresentFlag)
521    {
522      break;
523    }
524  }
525  assert( pcSPS->getMaxCUWidth() == pcSPS->getMaxCUHeight() );
526 
527  WRITE_UVLC( pcSPS->getLog2MinCodingBlockSize() - 3,                                "log2_min_coding_block_size_minus3" );
528  WRITE_UVLC( pcSPS->getLog2DiffMaxMinCodingBlockSize(),                             "log2_diff_max_min_coding_block_size" );
529  WRITE_UVLC( pcSPS->getQuadtreeTULog2MinSize() - 2,                                 "log2_min_transform_block_size_minus2" );
530  WRITE_UVLC( pcSPS->getQuadtreeTULog2MaxSize() - pcSPS->getQuadtreeTULog2MinSize(), "log2_diff_max_min_transform_block_size" );
531  WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthInter() - 1,                               "max_transform_hierarchy_depth_inter" );
532  WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthIntra() - 1,                               "max_transform_hierarchy_depth_intra" );
533  WRITE_FLAG( pcSPS->getScalingListFlag() ? 1 : 0,                                   "scaling_list_enabled_flag" ); 
534
535#if IL_SL_SIGNALLING_N0371
536  pcSPS->setSPS( pcSPS->getLayerId(), pcSPS );
537#endif
538
539  if(pcSPS->getScalingListFlag())
540  {
541    WRITE_FLAG( pcSPS->getScalingListPresentFlag() ? 1 : 0,                          "sps_scaling_list_data_present_flag" ); 
542    if(pcSPS->getScalingListPresentFlag())
543    {
544#if SCALING_LIST_OUTPUT_RESULT
545    printf("SPS\n");
546#endif
547
548#if IL_SL_SIGNALLING_N0371
549    m_pcSlice->getScalingList()->setLayerId( pcSPS->getLayerId() );
550
551    if( pcSPS->getLayerId() > 0 )
552    {
553      WRITE_FLAG( pcSPS->getPredScalingListFlag() ? 1 : 0,                          "sps_pred_scaling_list_flag" );
554      m_pcSlice->getScalingList()->setPredScalingListFlag( pcSPS->getPredScalingListFlag() );
555
556      if( pcSPS->getPredScalingListFlag() )
557      {
558
559        // The value of sps_scaling_list_ref_layer_id shall be in the range of 0 to 62, inclusive
560        assert( /*pcSPS->getScalingListRefLayerId() >= 0 &&*/ pcSPS->getScalingListRefLayerId() <= 62 );
561       
562        // When avc_base_layer_flag is equal to 1, it is a requirement of bitstream conformance that the value of sps_scaling_list_ref_layer_id shall be greater than 0
563        if( pcSPS->getVPS()->getAvcBaseLayerFlag() )
564        {
565          assert( pcSPS->getScalingListRefLayerId() > 0 );
566        }
567
568        // It is a requirement of bitstream conformance that, when an SPS with nuh_layer_id equal to nuhLayerIdA is active for a layer with nuh_layer_id equal to nuhLayerIdB and
569        // sps_infer_scaling_list_flag in the SPS is equal to 1, sps_infer_scaling_list_flag shall be equal to 0 for the SPS that is active for the layer with nuh_layer_id equal to sps_scaling_list_ref_layer_id
570        assert( pcSPS->getSPS( pcSPS->getScalingListRefLayerId() )->getPredScalingListFlag() == false );
571
572        // It is a requirement of bitstream conformance that, when an SPS with nuh_layer_id equal to nuhLayerIdA is active for a layer with nuh_layer_id equal to nuhLayerIdB,
573        // the layer with nuh_layer_id equal to sps_scaling_list_ref_layer_id shall be a direct or indirect reference layer of the layer with nuh_layer_id equal to nuhLayerIdB
574        assert( pcSPS->getVPS()->getScalingListLayerDependency( pcSPS->getLayerId(), pcSPS->getScalingListRefLayerId() ) == true );
575
576        WRITE_UVLC( pcSPS->getScalingListRefLayerId(),                            "scaling_list_sps_ref_layer_id" );
577        m_pcSlice->getScalingList()->setScalingListRefLayerId( pcSPS->getScalingListRefLayerId() );
578        codeScalingList( m_pcSlice->getScalingList() );
579      }
580      else
581      {
582        codeScalingList( m_pcSlice->getScalingList() );
583      }
584    }
585    else
586    {
587      codeScalingList( m_pcSlice->getScalingList() );
588    }
589#else
590      codeScalingList( m_pcSlice->getScalingList() );
591#endif
592
593    }
594  }
595  WRITE_FLAG( pcSPS->getUseAMP() ? 1 : 0,                                            "amp_enabled_flag" );
596  WRITE_FLAG( pcSPS->getUseSAO() ? 1 : 0,                                            "sample_adaptive_offset_enabled_flag");
597
598  WRITE_FLAG( pcSPS->getUsePCM() ? 1 : 0,                                            "pcm_enabled_flag");
599  if( pcSPS->getUsePCM() )
600  {
601    WRITE_CODE( pcSPS->getPCMBitDepthLuma() - 1, 4,                                  "pcm_sample_bit_depth_luma_minus1" );
602    WRITE_CODE( pcSPS->getPCMBitDepthChroma() - 1, 4,                                "pcm_sample_bit_depth_chroma_minus1" );
603    WRITE_UVLC( pcSPS->getPCMLog2MinSize() - 3,                                      "log2_min_pcm_luma_coding_block_size_minus3" );
604    WRITE_UVLC( pcSPS->getPCMLog2MaxSize() - pcSPS->getPCMLog2MinSize(),             "log2_diff_max_min_pcm_luma_coding_block_size" );
605    WRITE_FLAG( pcSPS->getPCMFilterDisableFlag()?1 : 0,                              "pcm_loop_filter_disable_flag");
606  }
607
608  assert( pcSPS->getMaxTLayers() > 0 );         
609
610  TComRPSList* rpsList = pcSPS->getRPSList();
611  TComReferencePictureSet*      rps;
612 
613  WRITE_UVLC(rpsList->getNumberOfReferencePictureSets(), "num_short_term_ref_pic_sets" );
614  for(Int i=0; i < rpsList->getNumberOfReferencePictureSets(); i++)
615  {
616    rps = rpsList->getReferencePictureSet(i);
617    codeShortTermRefPicSet(pcSPS,rps,false, i);
618  }
619  WRITE_FLAG( pcSPS->getLongTermRefsPresent() ? 1 : 0,         "long_term_ref_pics_present_flag" );
620  if (pcSPS->getLongTermRefsPresent()) 
621  {
622    WRITE_UVLC(pcSPS->getNumLongTermRefPicSPS(), "num_long_term_ref_pic_sps" );
623    for (UInt k = 0; k < pcSPS->getNumLongTermRefPicSPS(); k++)
624    {
625      WRITE_CODE( pcSPS->getLtRefPicPocLsbSps(k), pcSPS->getBitsForPOC(), "lt_ref_pic_poc_lsb_sps");
626      WRITE_FLAG( pcSPS->getUsedByCurrPicLtSPSFlag(k), "used_by_curr_pic_lt_sps_flag");
627    }
628  }
629  WRITE_FLAG( pcSPS->getTMVPFlagsPresent()  ? 1 : 0,           "sps_temporal_mvp_enable_flag" );
630#if REF_IDX_MFM
631#if !M0457_COL_PICTURE_SIGNALING
632  if( pcSPS->getLayerId() > 0 )
633  {
634    WRITE_FLAG( pcSPS->getMFMEnabledFlag() ? 1 : 0,          "sps_enh_mfm_enable_flag" );
635  }
636#endif
637#endif
638  WRITE_FLAG( pcSPS->getUseStrongIntraSmoothing(),             "sps_strong_intra_smoothing_enable_flag" );
639
640  WRITE_FLAG( pcSPS->getVuiParametersPresentFlag(),             "vui_parameters_present_flag" );
641  if (pcSPS->getVuiParametersPresentFlag())
642  {
643      codeVUI(pcSPS->getVuiParameters(), pcSPS);
644  }
645
646#if SPS_EXTENSION
647  WRITE_FLAG( 1, "sps_extension_flag" );
648  if( 1 )   // if( sps_extension_flag )
649  {
650    codeSPSExtension( pcSPS );
651    WRITE_FLAG( 0, "sps_extension2_flag" );
652  }
653#else
654  WRITE_FLAG( 0, "sps_extension_flag" );
655#endif
656}
657#if SPS_EXTENSION
658Void TEncCavlc::codeSPSExtension( TComSPS* pcSPS )
659{
660  // more syntax elements to be written here
661
662#if VERT_MV_CONSTRAINT
663  // Vertical MV component restriction is not used in SHVC CTC
664  WRITE_FLAG( 0, "inter_view_mv_vert_constraint_flag" );
665#endif
666  if( pcSPS->getLayerId() > 0 )
667  {
668    WRITE_UVLC( pcSPS->getNumScaledRefLayerOffsets(),      "num_scaled_ref_layer_offsets" );
669    for(Int i = 0; i < pcSPS->getNumScaledRefLayerOffsets(); i++)
670    {
671      Window scaledWindow = pcSPS->getScaledRefLayerWindow(i);
672      WRITE_SVLC( scaledWindow.getWindowLeftOffset()   >> 1, "scaled_ref_layer_left_offset" );
673      WRITE_SVLC( scaledWindow.getWindowTopOffset()    >> 1, "scaled_ref_layer_top_offset" );
674      WRITE_SVLC( scaledWindow.getWindowRightOffset()  >> 1, "scaled_ref_layer_right_offset" );
675      WRITE_SVLC( scaledWindow.getWindowBottomOffset() >> 1, "scaled_ref_layer_bottom_offset" );
676    }
677  }
678#if M0463_VUI_EXT_ILP_REF
679  ////   sps_extension_vui_parameters( )
680  if( pcSPS->getVuiParameters()->getBitstreamRestrictionFlag() )
681  { 
682    WRITE_UVLC( pcSPS->getNumIlpRestrictedRefLayers( ),           "num_ilp_restricted_ref_layers" ); 
683    for( Int i = 0; i < pcSPS->getNumIlpRestrictedRefLayers( ); i++ ) 
684    { 
685      WRITE_UVLC( pcSPS->getMinSpatialSegmentOffsetPlus1( i ),    "min_spatial_segment_offset_plus1" ); 
686      if( pcSPS->getMinSpatialSegmentOffsetPlus1( i ) > 0 ) 
687      { 
688        WRITE_FLAG( pcSPS->getCtuBasedOffsetEnabledFlag( i ),      "ctu_based_offset_enabled_flag[ i ]"); 
689        if( pcSPS->getCtuBasedOffsetEnabledFlag( i ) ) 
690        {
691          WRITE_UVLC( pcSPS->getMinHorizontalCtuOffsetPlus1( i ), "min_horizontal_ctu_offset_plus1[ i ]"); 
692        }
693      } 
694    } 
695  } 
696  ////   sps_extension_vui_parameters( ) END
697#endif
698}
699#endif
700Void TEncCavlc::codeVPS( TComVPS* pcVPS )
701{
702#if VPS_EXTN_OFFSET_CALC
703  UInt numBytesInVps = this->m_pcBitIf->getNumberOfWrittenBits();
704#endif
705  WRITE_CODE( pcVPS->getVPSId(),                    4,        "vps_video_parameter_set_id" );
706  WRITE_CODE( 3,                                    2,        "vps_reserved_three_2bits" );
707#if VPS_RENAME
708  WRITE_CODE( pcVPS->getMaxLayers() - 1,            6,        "vps_max_layers_minus1" );           
709#else
710  WRITE_CODE( 0,                                    6,        "vps_reserved_zero_6bits" );
711#endif
712  WRITE_CODE( pcVPS->getMaxTLayers() - 1,           3,        "vps_max_sub_layers_minus1" );
713  WRITE_FLAG( pcVPS->getTemporalNestingFlag(),                "vps_temporal_id_nesting_flag" );
714  assert (pcVPS->getMaxTLayers()>1||pcVPS->getTemporalNestingFlag());
715#if VPS_EXTN_OFFSET
716  WRITE_CODE( pcVPS->getExtensionOffset(),         16,        "vps_extension_offset" );
717#else
718  WRITE_CODE( 0xffff,                              16,        "vps_reserved_ffff_16bits" );
719#endif
720  codePTL( pcVPS->getPTL(), true, pcVPS->getMaxTLayers() - 1 );
721  const Bool subLayerOrderingInfoPresentFlag = 1;
722  WRITE_FLAG(subLayerOrderingInfoPresentFlag,              "vps_sub_layer_ordering_info_present_flag");
723  for(UInt i=0; i <= pcVPS->getMaxTLayers()-1; i++)
724  {
725    WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i) - 1,       "vps_max_dec_pic_buffering_minus1[i]" );
726    WRITE_UVLC( pcVPS->getNumReorderPics(i),               "vps_num_reorder_pics[i]" );
727    WRITE_UVLC( pcVPS->getMaxLatencyIncrease(i),           "vps_max_latency_increase_plus1[i]" );
728    if (!subLayerOrderingInfoPresentFlag)
729    {
730      break;
731    }
732  }
733
734#if VPS_RENAME
735  assert( pcVPS->getNumHrdParameters() <= MAX_VPS_LAYER_SETS_PLUS1 );
736  assert( pcVPS->getMaxLayerId() < MAX_VPS_LAYER_ID_PLUS1 );
737#if !VPS_EXTN_OP_LAYER_SETS     // num layer sets set in TAppEncTop.cpp
738  pcVPS->setNumLayerSets(1);
739#endif
740  WRITE_CODE( pcVPS->getMaxLayerId(), 6,                       "vps_max_layer_id" );
741  WRITE_UVLC( pcVPS->getNumLayerSets() - 1,                 "vps_num_layer_sets_minus1" );
742  for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getNumLayerSets() - 1 ); opsIdx ++ )
743  {
744    // Operation point set
745    for( UInt i = 0; i <= pcVPS->getMaxLayerId(); i ++ )
746#else
747  assert( pcVPS->getNumHrdParameters() <= MAX_VPS_NUM_HRD_PARAMETERS );
748  assert( pcVPS->getMaxNuhReservedZeroLayerId() < MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1 );
749  WRITE_CODE( pcVPS->getMaxNuhReservedZeroLayerId(), 6,     "vps_max_nuh_reserved_zero_layer_id" );
750  pcVPS->setMaxOpSets(1);
751  WRITE_UVLC( pcVPS->getMaxOpSets() - 1,                    "vps_max_op_sets_minus1" );
752  for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getMaxOpSets() - 1 ); opsIdx ++ )
753  {
754    // Operation point set
755    for( UInt i = 0; i <= pcVPS->getMaxNuhReservedZeroLayerId(); i ++ )
756#endif
757    {
758#if !VPS_EXTN_OP_LAYER_SETS     // layer Id include flag set in TAppEncTop.cpp
759      // Only applicable for version 1
760      pcVPS->setLayerIdIncludedFlag( true, opsIdx, i );
761#endif
762      WRITE_FLAG( pcVPS->getLayerIdIncludedFlag( opsIdx, i ) ? 1 : 0, "layer_id_included_flag[opsIdx][i]" );
763    }
764  }
765#if DERIVE_LAYER_ID_LIST_VARIABLES
766  pcVPS->deriveLayerIdListVariables();
767#endif
768  TimingInfo *timingInfo = pcVPS->getTimingInfo();
769  WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(),          "vps_timing_info_present_flag");
770  if(timingInfo->getTimingInfoPresentFlag())
771  {
772    WRITE_CODE(timingInfo->getNumUnitsInTick(), 32,           "vps_num_units_in_tick");
773    WRITE_CODE(timingInfo->getTimeScale(),      32,           "vps_time_scale");
774    WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(),  "vps_poc_proportional_to_timing_flag");
775    if(timingInfo->getPocProportionalToTimingFlag())
776    {
777      WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(),   "vps_num_ticks_poc_diff_one_minus1");
778    }
779    pcVPS->setNumHrdParameters( 0 );
780    WRITE_UVLC( pcVPS->getNumHrdParameters(),                 "vps_num_hrd_parameters" );
781
782    if( pcVPS->getNumHrdParameters() > 0 )
783    {
784      pcVPS->createHrdParamBuffer();
785    }
786    for( UInt i = 0; i < pcVPS->getNumHrdParameters(); i ++ )
787    {
788      // Only applicable for version 1
789      pcVPS->setHrdOpSetIdx( 0, i );
790      WRITE_UVLC( pcVPS->getHrdOpSetIdx( i ),                "hrd_op_set_idx" );
791      if( i > 0 )
792      {
793        WRITE_FLAG( pcVPS->getCprmsPresentFlag( i ) ? 1 : 0, "cprms_present_flag[i]" );
794      }
795      codeHrdParameters(pcVPS->getHrdParameters(i), pcVPS->getCprmsPresentFlag( i ), pcVPS->getMaxTLayers() - 1);
796    }
797  }
798#if !VPS_EXTNS
799  WRITE_FLAG( 0,                     "vps_extension_flag" );
800#else
801  WRITE_FLAG( 1,                     "vps_extension_flag" );
802  if(1) // Should be conditioned on the value of vps_extension_flag
803  {
804    while ( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 )
805    {
806      WRITE_FLAG(1,                  "vps_extension_alignment_bit_equal_to_one");
807    }
808#if VPS_EXTN_OFFSET_CALC
809    Int vpsExntOffsetValueInBits = this->m_pcBitIf->getNumberOfWrittenBits() - numBytesInVps + 16; // 2 bytes for NUH
810    assert( vpsExntOffsetValueInBits % 8 == 0 );
811    pcVPS->setExtensionOffset( vpsExntOffsetValueInBits >> 3 );
812#endif
813    codeVPSExtension(pcVPS);
814    WRITE_FLAG( 0,                     "vps_extension2_flag" );   // Flag value of 1 reserved
815  }
816#endif 
817  //future extensions here..
818 
819  return;
820}
821
822#if SVC_EXTENSION
823#if VPS_EXTNS
824Void TEncCavlc::codeVPSExtension (TComVPS *vps)
825{
826  // ... More syntax elements to be written here
827#if VPS_EXTN_MASK_AND_DIM_INFO
828  UInt i = 0, j = 0;
829
830  WRITE_FLAG( vps->getAvcBaseLayerFlag(),              "avc_base_layer_flag" );
831  WRITE_FLAG( vps->getSplittingFlag(),                 "splitting_flag" );
832
833  for(i = 0; i < MAX_VPS_NUM_SCALABILITY_TYPES; i++)
834  {
835    WRITE_FLAG( vps->getScalabilityMask(i),            "scalability_mask[i]" );
836  }
837
838  for(j = 0; j < vps->getNumScalabilityTypes() - vps->getSplittingFlag(); j++)
839  {
840    WRITE_CODE( vps->getDimensionIdLen(j) - 1, 3,      "dimension_id_len_minus1[j]" );
841  }
842
843#if SPL_FLG_CHK
844  if(vps->getSplittingFlag())
845  {
846    UInt splDimSum=0;
847    for(j = 0; j < vps->getNumScalabilityTypes(); j++)
848    {
849      splDimSum+=(vps->getDimensionIdLen(j));
850    }
851    assert(splDimSum<=6);
852  }
853#endif
854
855  WRITE_FLAG( vps->getNuhLayerIdPresentFlag(),         "vps_nuh_layer_id_present_flag" );
856  for(i = 1; i < vps->getMaxLayers(); i++)
857  {
858    if( vps->getNuhLayerIdPresentFlag() )
859    {
860      WRITE_CODE( vps->getLayerIdInNuh(i),     6,      "layer_id_in_nuh[i]" );
861    }
862
863    if( !vps->getSplittingFlag() )
864    {
865    for(j = 0; j < vps->getNumScalabilityTypes(); j++)
866    {
867      UInt bits = vps->getDimensionIdLen(j);
868      WRITE_CODE( vps->getDimensionId(i, j),   bits,   "dimension_id[i][j]" );
869    }
870  }
871  }
872#endif
873#if VIEW_ID_RELATED_SIGNALING
874  // if ( pcVPS->getNumViews() > 1 ) 
875  //   However, this is a bug in the text since, view_id_len_minus1 is needed to parse view_id_val.
876  {
877    WRITE_CODE( vps->getViewIdLenMinus1( ), 4, "view_id_len_minus1" );
878  }
879
880  for(  i = 0; i < vps->getNumViews(); i++ )
881  {
882    WRITE_CODE( vps->getViewIdVal( i ), vps->getViewIdLenMinus1( ) + 1, "view_id_val[i]" );
883  }
884#endif
885#if VPS_EXTN_DIRECT_REF_LAYERS
886  for( Int layerCtr = 1; layerCtr <= vps->getMaxLayers() - 1; layerCtr++)
887  {
888    for( Int refLayerCtr = 0; refLayerCtr < layerCtr; refLayerCtr++)
889    {
890      WRITE_FLAG(vps->getDirectDependencyFlag(layerCtr, refLayerCtr), "direct_dependency_flag[i][j]" );
891    }
892  }
893#endif
894#if JCTVC_M0203_INTERLAYER_PRED_IDC
895#if N0120_MAX_TID_REF_PRESENT_FLAG
896   WRITE_FLAG( vps->getMaxTidRefPresentFlag(), "max_tid_ref_present_flag");
897   if (vps->getMaxTidRefPresentFlag())
898   {
899     for( i = 0; i < vps->getMaxLayers() - 1; i++)
900     {
901#if O0225_MAX_TID_FOR_REF_LAYERS
902       for( j = i+1; j <= vps->getMaxLayers() - 1; j++)
903       {
904         if(vps->getDirectDependencyFlag(j, i))
905         {
906           WRITE_CODE(vps->getMaxTidIlRefPicsPlus1(i,j), 3, "max_tid_il_ref_pics_plus1[i][j]" );
907         }
908       }
909#else
910       WRITE_CODE(vps->getMaxTidIlRefPicsPlus1(i), 3, "max_tid_il_ref_pics_plus1[i]" );
911#endif
912     }
913   }
914#else
915  for( i = 0; i < vps->getMaxLayers() - 1; i++)
916  {
917#if O0225_MAX_TID_FOR_REF_LAYERS
918       for( j = i+1; j <= vps->getMaxLayers() - 1; j++)
919       {
920         if(vps->getDirectDependencyFlag(j, i))
921         {
922           WRITE_CODE(vps->getMaxTidIlRefPicsPlus1(i,j), 3, "max_tid_il_ref_pics_plus1[i][j]" );
923         }
924       }
925#else
926    WRITE_CODE(vps->getMaxTidIlRefPicsPlus1(i), 3, "max_tid_il_ref_pics_plus1[i]" );
927#endif
928  }
929#endif
930#endif
931#if ILP_SSH_SIG
932    WRITE_FLAG( vps->getIlpSshSignalingEnabledFlag(), "all_ref_layers_active_flag" );
933#endif
934#if VPS_EXTN_PROFILE_INFO
935  // Profile-tier-level signalling
936  WRITE_CODE( vps->getNumLayerSets() - 1   , 10, "vps_number_layer_sets_minus1" );     
937  WRITE_CODE( vps->getNumProfileTierLevel() - 1,  6, "vps_num_profile_tier_level_minus1"); 
938  for(Int idx = 1; idx <= vps->getNumProfileTierLevel() - 1; idx++)
939  {
940    WRITE_FLAG( vps->getProfilePresentFlag(idx),       "vps_profile_present_flag[i]" );
941    if( !vps->getProfilePresentFlag(idx) )
942    {
943      WRITE_CODE( vps->getProfileLayerSetRef(idx) - 1, 6, "profile_ref_minus1[i]" );
944    }
945    codePTL( vps->getPTLForExtn(idx), vps->getProfilePresentFlag(idx), vps->getMaxTLayers() - 1 );
946  }
947#endif
948
949  Int numOutputLayerSets = vps->getNumOutputLayerSets() ;
950  WRITE_FLAG(  (numOutputLayerSets > vps->getNumLayerSets()), "more_output_layer_sets_than_default_flag" ); 
951  if(numOutputLayerSets > vps->getNumLayerSets())
952  {
953    WRITE_CODE( numOutputLayerSets - vps->getNumLayerSets(), 10, "num_add_output_layer_sets" );
954  }
955  if( numOutputLayerSets > 1 )
956  {
957    WRITE_FLAG( vps->getDefaultOneTargetOutputLayerFlag(), "default_one_target_output_layer_flag" );   
958  }
959
960  for(i = 1; i < numOutputLayerSets; i++)
961  {
962    if( i > (vps->getNumLayerSets() - 1) )
963    {
964      Int numBits = 1;
965      while ((1 << numBits) < (vps->getNumLayerSets() - 1))
966      {
967        numBits++;
968      }
969      WRITE_CODE( vps->getOutputLayerSetIdx(i) - 1, numBits, "output_layer_set_idx_minus1"); 
970      Int lsIdx = vps->getOutputLayerSetIdx(i);
971      for(j = 0; j < vps->getNumLayersInIdList(lsIdx) - 1; j++)
972      {
973        WRITE_FLAG( vps->getOutputLayerFlag(i,j), "output_layer_flag[i][j]");
974      }
975    }
976    Int numBits = 1;
977    while ((1 << numBits) < (vps->getNumProfileTierLevel()))
978    {
979      numBits++;
980    }
981    WRITE_CODE( vps->getProfileLevelTierIdx(i), numBits, "profile_level_tier_idx[i]" );     
982  }
983
984#if REPN_FORMAT_IN_VPS
985  WRITE_FLAG( vps->getRepFormatIdxPresentFlag(), "rep_format_idx_present_flag"); 
986
987  if( vps->getRepFormatIdxPresentFlag() )
988  {
989    WRITE_CODE( vps->getVpsNumRepFormats() - 1, 4, "vps_num_rep_formats_minus1" );
990  }
991  for(i = 0; i < vps->getVpsNumRepFormats(); i++)
992  {
993    // Read rep_format_structures
994    codeRepFormat( vps->getVpsRepFormat(i) );
995  }
996 
997  if( vps->getRepFormatIdxPresentFlag() )
998  {
999    for(i = 1; i < vps->getMaxLayers(); i++)
1000    {
1001      if( vps->getVpsNumRepFormats() > 1 )
1002      {
1003        WRITE_CODE( vps->getVpsRepFormatIdx(i), 4, "vps_rep_format_idx[i]" );
1004      }
1005    }
1006  }
1007#endif
1008
1009#if JCTVC_M0458_INTERLAYER_RPS_SIG
1010      WRITE_FLAG(vps->getMaxOneActiveRefLayerFlag(), "max_one_active_ref_layer_flag");
1011#endif
1012#if O0062_POC_LSB_NOT_PRESENT_FLAG
1013  for(i = 1; i< vps->getMaxLayers(); i++)
1014  {
1015    if( vps->getNumDirectRefLayers( vps->getLayerIdInNuh(i) ) == 0  )
1016    {
1017      WRITE_FLAG(vps->getPocLsbNotPresentFlag(i), "poc_lsb_not_present_flag[i]");
1018    }
1019  }
1020#endif
1021#if O0215_PHASE_ALIGNMENT
1022  WRITE_FLAG(vps->getPhaseAlignFlag(), "cross_layer_phase_alignment_flag" );
1023#endif
1024#if N0147_IRAP_ALIGN_FLAG && !IRAP_ALIGN_FLAG_IN_VPS_VUI
1025  WRITE_FLAG(vps->getCrossLayerIrapAlignFlag(), "cross_layer_irap_aligned_flag");
1026#endif
1027#if VPS_EXTN_DIRECT_REF_LAYERS && M0457_PREDICTION_INDICATIONS
1028  WRITE_UVLC( vps->getDirectDepTypeLen()-2,                           "direct_dep_type_len_minus2");
1029  for(i = 1; i < vps->getMaxLayers(); i++)
1030  {
1031    for(j = 0; j < i; j++)
1032    {
1033      if (vps->getDirectDependencyFlag(i, j))
1034      {
1035        WRITE_CODE( vps->getDirectDependencyType(i, j), vps->getDirectDepTypeLen(), "direct_dependency_type[i][j]" );
1036      }
1037    }
1038  }
1039
1040#if IL_SL_SIGNALLING_N0371
1041  for(i = 1; i < vps->getMaxLayers(); i++)
1042  {
1043    for(j = 0; j < i; j++)
1044    {
1045      vps->setScalingListLayerDependency( i, j, vps->checkLayerDependency( i,j ) );
1046    }
1047  }
1048#endif
1049
1050#endif
1051#if M0040_ADAPTIVE_RESOLUTION_CHANGE
1052  WRITE_FLAG(vps->getSingleLayerForNonIrapFlag(), "single_layer_for_non_irap_flag" );
1053#endif
1054
1055#if !VPS_VUI
1056  WRITE_FLAG( 0,                     "vps_vui_present_flag" );
1057#else
1058  WRITE_FLAG( 1,                     "vps_vui_present_flag" );
1059  if(1)   // Should be conditioned on the value of vps_vui_present_flag
1060  {
1061    while ( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 )
1062    {
1063      WRITE_FLAG(1,                  "vps_vui_alignment_bit_equal_to_one");
1064    }
1065    codeVPSVUI(vps); 
1066  }
1067#endif
1068}
1069#endif
1070#if REPN_FORMAT_IN_VPS
1071Void  TEncCavlc::codeRepFormat      ( RepFormat *repFormat )
1072{
1073  WRITE_CODE( repFormat->getChromaFormatVpsIdc(), 2, "chroma_format_idc" );   
1074 
1075  if( repFormat->getChromaFormatVpsIdc() == 3 )
1076  {
1077    WRITE_FLAG( repFormat->getSeparateColourPlaneVpsFlag(), "separate_colour_plane_flag");     
1078  }
1079
1080  WRITE_CODE ( repFormat->getPicWidthVpsInLumaSamples (), 16, "pic_width_in_luma_samples" );   
1081  WRITE_CODE ( repFormat->getPicHeightVpsInLumaSamples(), 16, "pic_height_in_luma_samples" );   
1082 
1083  assert( repFormat->getBitDepthVpsLuma() >= 8 );
1084  assert( repFormat->getBitDepthVpsChroma() >= 8 );
1085  WRITE_CODE( repFormat->getBitDepthVpsLuma() - 8,   4, "bit_depth_luma_minus8" );           
1086  WRITE_CODE( repFormat->getBitDepthVpsChroma() - 8, 4, "bit_depth_chroma_minus8" );         
1087
1088}
1089#endif
1090#if VPS_VUI
1091Void TEncCavlc::codeVPSVUI (TComVPS *vps)
1092{
1093  Int i,j;
1094#if IRAP_ALIGN_FLAG_IN_VPS_VUI
1095      WRITE_FLAG(vps->getCrossLayerIrapAlignFlag(), "cross_layer_irap_aligned_flag");
1096#endif
1097#if VPS_VUI_BITRATE_PICRATE
1098  WRITE_FLAG( vps->getBitRatePresentVpsFlag(),        "bit_rate_present_vps_flag" );
1099  WRITE_FLAG( vps->getPicRatePresentVpsFlag(),        "pic_rate_present_vps_flag" );
1100
1101  if( vps->getBitRatePresentVpsFlag() || vps->getPicRatePresentVpsFlag() )
1102  {
1103    for( i = 0; i < vps->getNumLayerSets(); i++ )
1104    {
1105      for( j = 0; j < vps->getMaxTLayers(); j++ )
1106      {
1107        if( vps->getBitRatePresentVpsFlag() )
1108        {
1109          WRITE_FLAG( vps->getBitRatePresentFlag( i, j),        "bit_rate_present_vps_flag[i][j]" );
1110        }
1111        if( vps->getPicRatePresentVpsFlag() )
1112        {
1113          WRITE_FLAG( vps->getPicRatePresentFlag( i, j),        "pic_rate_present_vps_flag[i][j]" );
1114        }
1115        if( vps->getBitRatePresentFlag(i, j) )
1116        {
1117          WRITE_CODE( vps->getAvgBitRate( i, j ), 16, "avg_bit_rate[i][j]" );
1118          WRITE_CODE( vps->getAvgBitRate( i, j ), 16, "max_bit_rate[i][j]" );
1119        }
1120        if( vps->getPicRatePresentFlag(i, j) )
1121        {
1122          WRITE_CODE( vps->getConstPicRateIdc( i, j), 2 , "constant_pic_rate_idc[i][j]" ); 
1123          WRITE_CODE( vps->getConstPicRateIdc( i, j), 16, "avg_pic_rate[i][j]"          ); 
1124        }
1125      }
1126    }
1127  }
1128#endif
1129#if TILE_BOUNDARY_ALIGNED_FLAG
1130  for(i = 1; i < vps->getMaxLayers(); i++)
1131  {
1132    for(j = 0; j < vps->getNumDirectRefLayers(vps->getLayerIdInNuh(i)); j++)
1133    {
1134      WRITE_FLAG( vps->getTileBoundariesAlignedFlag(i,j) ? 1 : 0 , "tile_boundaries_aligned_flag[i][j]" );
1135    }
1136  } 
1137#endif
1138#if N0160_VUI_EXT_ILP_REF
1139  WRITE_FLAG( vps->getNumIlpRestrictedRefLayers() ? 1 : 0 , "num_ilp_restricted_ref_layers" );   
1140  if( vps->getNumIlpRestrictedRefLayers())
1141  {
1142    for(i = 1; i < vps->getMaxLayers(); i++)
1143    {
1144      for(j = 0; j < vps->getNumDirectRefLayers(vps->getLayerIdInNuh(i)); j++)
1145      {       
1146        WRITE_UVLC(vps->getMinSpatialSegmentOffsetPlus1( i, j),    "min_spatial_segment_offset_plus1[i][j]");
1147       
1148        if( vps->getMinSpatialSegmentOffsetPlus1(i,j ) > 0 ) 
1149        { 
1150          WRITE_FLAG( vps->getCtuBasedOffsetEnabledFlag( i, j) ? 1 : 0 , "ctu_based_offset_enabled_flag[i][j]" );   
1151         
1152          if(vps->getCtuBasedOffsetEnabledFlag(i,j)) 
1153          {
1154            WRITE_UVLC(vps->getMinHorizontalCtuOffsetPlus1( i, j),    "min_horizontal_ctu_offset_plus1[i][j]");           
1155          }
1156        } 
1157      } 
1158    }
1159  }
1160#endif
1161}
1162#endif
1163#endif //SVC_EXTENSION
1164
1165Void TEncCavlc::codeSliceHeader         ( TComSlice* pcSlice )
1166{
1167#if ENC_DEC_TRACE 
1168  xTraceSliceHeader (pcSlice);
1169#endif
1170
1171  //calculate number of bits required for slice address
1172  Int maxSliceSegmentAddress = pcSlice->getPic()->getNumCUsInFrame();
1173  Int bitsSliceSegmentAddress = 0;
1174  while(maxSliceSegmentAddress>(1<<bitsSliceSegmentAddress)) 
1175  {
1176    bitsSliceSegmentAddress++;
1177  }
1178  Int ctuAddress;
1179  if (pcSlice->isNextSlice())
1180  {
1181    // Calculate slice address
1182    ctuAddress = (pcSlice->getSliceCurStartCUAddr()/pcSlice->getPic()->getNumPartInCU());
1183  }
1184  else
1185  {
1186    // Calculate slice address
1187    ctuAddress = (pcSlice->getSliceSegmentCurStartCUAddr()/pcSlice->getPic()->getNumPartInCU());
1188  }
1189  //write slice address
1190  Int sliceSegmentAddress = pcSlice->getPic()->getPicSym()->getCUOrderMap(ctuAddress);
1191
1192  WRITE_FLAG( sliceSegmentAddress==0, "first_slice_segment_in_pic_flag" );
1193  if ( pcSlice->getRapPicFlag() )
1194  {
1195    WRITE_FLAG( 0, "no_output_of_prior_pics_flag" );
1196  }
1197  WRITE_UVLC( pcSlice->getPPS()->getPPSId(), "slice_pic_parameter_set_id" );
1198  pcSlice->setDependentSliceSegmentFlag(!pcSlice->isNextSlice());
1199  if ( pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag() && (sliceSegmentAddress!=0) )
1200  {
1201    WRITE_FLAG( pcSlice->getDependentSliceSegmentFlag() ? 1 : 0, "dependent_slice_segment_flag" );
1202  }
1203  if(sliceSegmentAddress>0)
1204  {
1205    WRITE_CODE( sliceSegmentAddress, bitsSliceSegmentAddress, "slice_segment_address" );
1206  }
1207  if ( !pcSlice->getDependentSliceSegmentFlag() )
1208  {
1209#if SVC_EXTENSION
1210#if POC_RESET_FLAG
1211    Int iBits = 0;
1212    if( pcSlice->getPPS()->getNumExtraSliceHeaderBits() > iBits )
1213    {
1214      WRITE_FLAG( pcSlice->getPocResetFlag(), "poc_reset_flag" );
1215      iBits++;
1216    }
1217    if( pcSlice->getPPS()->getNumExtraSliceHeaderBits() > iBits )
1218    {
1219      assert(!!"discardable_flag");
1220      WRITE_FLAG(pcSlice->getDiscardableFlag(), "discardable_flag");
1221      iBits++;
1222    }
1223    for ( ; iBits < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); iBits++)
1224    {
1225      assert(!!"slice_reserved_undetermined_flag[]");
1226      WRITE_FLAG(0, "slice_reserved_undetermined_flag[]");
1227    }
1228#else
1229    if (pcSlice->getPPS()->getNumExtraSliceHeaderBits()>0)
1230    {
1231      assert(!!"discardable_flag");
1232      WRITE_FLAG(pcSlice->getDiscardableFlag(), "discardable_flag");
1233    }
1234    for (Int i = 1; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++)
1235    {
1236      assert(!!"slice_reserved_undetermined_flag[]");
1237      WRITE_FLAG(0, "slice_reserved_undetermined_flag[]");
1238    }
1239#endif
1240#else //SVC_EXTENSION
1241    for (Int i = 0; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++)
1242    {
1243      assert(!!"slice_reserved_undetermined_flag[]");
1244      WRITE_FLAG(0, "slice_reserved_undetermined_flag[]");
1245    }
1246#endif //SVC_EXTENSION
1247
1248    WRITE_UVLC( pcSlice->getSliceType(),       "slice_type" );
1249
1250    if( pcSlice->getPPS()->getOutputFlagPresentFlag() )
1251    {
1252      WRITE_FLAG( pcSlice->getPicOutputFlag() ? 1 : 0, "pic_output_flag" );
1253    }
1254
1255#if !AUXILIARY_PICTURES
1256#if REPN_FORMAT_IN_VPS
1257    // in the first version chroma_format_idc is equal to one, thus colour_plane_id will not be present
1258    assert( pcSlice->getChromaFormatIdc() == 1 );
1259#else
1260    // in the first version chroma_format_idc is equal to one, thus colour_plane_id will not be present
1261    assert (pcSlice->getSPS()->getChromaFormatIdc() == 1 );
1262#endif
1263#endif
1264    // if( separate_colour_plane_flag  ==  1 )
1265    //   colour_plane_id                                      u(2)
1266
1267#if N0065_LAYER_POC_ALIGNMENT
1268#if O0062_POC_LSB_NOT_PRESENT_FLAG
1269    if( (pcSlice->getLayerId() > 0 && !pcSlice->getVPS()->getPocLsbNotPresentFlag( pcSlice->getVPS()->getLayerIdInVps(pcSlice->getLayerId())) ) || !pcSlice->getIdrPicFlag())
1270#else
1271    if( pcSlice->getLayerId() > 0 || !pcSlice->getIdrPicFlag() )
1272#endif
1273#else
1274    if( !pcSlice->getIdrPicFlag() )
1275#endif
1276    {
1277#if POC_RESET_FLAG
1278      Int picOrderCntLSB;
1279      if( !pcSlice->getPocResetFlag() )
1280      {
1281        picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC())) & ((1<<pcSlice->getSPS()->getBitsForPOC())-1);
1282      }
1283      else
1284      {
1285        picOrderCntLSB = (pcSlice->getPocValueBeforeReset()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC())) & ((1<<pcSlice->getSPS()->getBitsForPOC())-1);
1286      }
1287#else
1288      Int picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC())) & ((1<<pcSlice->getSPS()->getBitsForPOC())-1);
1289#endif
1290      WRITE_CODE( picOrderCntLSB, pcSlice->getSPS()->getBitsForPOC(), "pic_order_cnt_lsb");
1291
1292#if N0065_LAYER_POC_ALIGNMENT
1293#if SHM_FIX7
1294    }
1295#endif
1296      if( !pcSlice->getIdrPicFlag() )
1297      {
1298#endif
1299      TComReferencePictureSet* rps = pcSlice->getRPS();
1300     
1301#if FIX1071
1302      // check for bitstream restriction stating that:
1303      // If the current picture is a BLA or CRA picture, the value of NumPocTotalCurr shall be equal to 0.
1304      // Ideally this process should not be repeated for each slice in a picture
1305#if SVC_EXTENSION
1306      if( pcSlice->getLayerId() == 0 )
1307#endif
1308      if (pcSlice->isIRAP())
1309      {
1310        for (Int picIdx = 0; picIdx < rps->getNumberOfPictures(); picIdx++)
1311        {
1312          assert (!rps->getUsed(picIdx));
1313        }
1314      }
1315#endif
1316
1317      if(pcSlice->getRPSidx() < 0)
1318      {
1319        WRITE_FLAG( 0, "short_term_ref_pic_set_sps_flag");
1320        codeShortTermRefPicSet(pcSlice->getSPS(), rps, true, pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets());
1321      }
1322      else
1323      {
1324        WRITE_FLAG( 1, "short_term_ref_pic_set_sps_flag");
1325        Int numBits = 0;
1326        while ((1 << numBits) < pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets())
1327        {
1328          numBits++;
1329        }
1330        if (numBits > 0)
1331        {
1332          WRITE_CODE( pcSlice->getRPSidx(), numBits, "short_term_ref_pic_set_idx" );         
1333        }
1334      }
1335      if(pcSlice->getSPS()->getLongTermRefsPresent())
1336      {
1337        Int numLtrpInSH = rps->getNumberOfLongtermPictures();
1338        Int ltrpInSPS[MAX_NUM_REF_PICS];
1339        Int numLtrpInSPS = 0;
1340        UInt ltrpIndex;
1341        Int counter = 0;
1342        for(Int k = rps->getNumberOfPictures()-1; k > rps->getNumberOfPictures()-rps->getNumberOfLongtermPictures()-1; k--) 
1343        {
1344          if (findMatchingLTRP(pcSlice, &ltrpIndex, rps->getPOC(k), rps->getUsed(k))) 
1345          {
1346            ltrpInSPS[numLtrpInSPS] = ltrpIndex;
1347            numLtrpInSPS++;
1348          }
1349          else
1350          {
1351            counter++;
1352          }
1353        }
1354        numLtrpInSH -= numLtrpInSPS;
1355
1356        Int bitsForLtrpInSPS = 0;
1357        while (pcSlice->getSPS()->getNumLongTermRefPicSPS() > (1 << bitsForLtrpInSPS))
1358        {
1359          bitsForLtrpInSPS++;
1360        }
1361        if (pcSlice->getSPS()->getNumLongTermRefPicSPS() > 0) 
1362        {
1363          WRITE_UVLC( numLtrpInSPS, "num_long_term_sps");
1364        }
1365        WRITE_UVLC( numLtrpInSH, "num_long_term_pics");
1366        // Note that the LSBs of the LT ref. pic. POCs must be sorted before.
1367        // Not sorted here because LT ref indices will be used in setRefPicList()
1368        Int prevDeltaMSB = 0, prevLSB = 0;
1369        Int offset = rps->getNumberOfNegativePictures() + rps->getNumberOfPositivePictures();
1370        for(Int i=rps->getNumberOfPictures()-1 ; i > offset-1; i--)
1371        {
1372          if (counter < numLtrpInSPS)
1373          {
1374            if (bitsForLtrpInSPS > 0)
1375            {
1376              WRITE_CODE( ltrpInSPS[counter], bitsForLtrpInSPS, "lt_idx_sps[i]");             
1377            }
1378          }
1379          else 
1380          {
1381            WRITE_CODE( rps->getPocLSBLT(i), pcSlice->getSPS()->getBitsForPOC(), "poc_lsb_lt");
1382            WRITE_FLAG( rps->getUsed(i), "used_by_curr_pic_lt_flag"); 
1383          }
1384          WRITE_FLAG( rps->getDeltaPocMSBPresentFlag(i), "delta_poc_msb_present_flag");
1385
1386          if(rps->getDeltaPocMSBPresentFlag(i))
1387          {
1388            Bool deltaFlag = false;
1389            //  First LTRP from SPS                 ||  First LTRP from SH                              || curr LSB            != prev LSB
1390            if( (i == rps->getNumberOfPictures()-1) || (i == rps->getNumberOfPictures()-1-numLtrpInSPS) || (rps->getPocLSBLT(i) != prevLSB) )
1391            {
1392              deltaFlag = true;
1393            }
1394            if(deltaFlag)
1395            {
1396              WRITE_UVLC( rps->getDeltaPocMSBCycleLT(i), "delta_poc_msb_cycle_lt[i]" );
1397            }
1398            else
1399            {             
1400              Int differenceInDeltaMSB = rps->getDeltaPocMSBCycleLT(i) - prevDeltaMSB;
1401              assert(differenceInDeltaMSB >= 0);
1402              WRITE_UVLC( differenceInDeltaMSB, "delta_poc_msb_cycle_lt[i]" );
1403            }
1404            prevLSB = rps->getPocLSBLT(i);
1405            prevDeltaMSB = rps->getDeltaPocMSBCycleLT(i);
1406          }
1407        }
1408      }
1409      if (pcSlice->getSPS()->getTMVPFlagsPresent())
1410      {
1411        WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enable_flag" );
1412      }
1413#if N0065_LAYER_POC_ALIGNMENT && !SHM_FIX7
1414      }
1415#endif
1416    }
1417
1418#if JCTVC_M0458_INTERLAYER_RPS_SIG
1419#if ILP_SSH_SIG
1420#if ILP_SSH_SIG_FIX
1421    if((pcSlice->getSPS()->getLayerId() > 0) && !(pcSlice->getVPS()->getIlpSshSignalingEnabledFlag()) && (pcSlice->getNumILRRefIdx() > 0) )
1422#else
1423    if((pcSlice->getSPS()->getLayerId() > 0) && pcSlice->getVPS()->getIlpSshSignalingEnabledFlag() && (pcSlice->getNumILRRefIdx() > 0) )
1424#endif
1425#else
1426    if((pcSlice->getSPS()->getLayerId() > 0)  &&  (pcSlice->getNumILRRefIdx() > 0) )
1427#endif
1428    {
1429      WRITE_FLAG(pcSlice->getInterLayerPredEnabledFlag(),"inter_layer_pred_enabled_flag");
1430      if( pcSlice->getInterLayerPredEnabledFlag())
1431      {
1432        if(pcSlice->getNumILRRefIdx() > 1)
1433        {
1434          Int numBits = 1;
1435          while ((1 << numBits) < pcSlice->getNumILRRefIdx())
1436          {
1437            numBits++;
1438          }
1439          if( !pcSlice->getVPS()->getMaxOneActiveRefLayerFlag()) 
1440          {
1441            WRITE_CODE(pcSlice->getActiveNumILRRefIdx() - 1, numBits,"num_inter_layer_ref_pics_minus1");
1442          }       
1443#if ILP_NUM_REF_CHK
1444          if( pcSlice->getNumILRRefIdx() != pcSlice->getActiveNumILRRefIdx() )
1445          {
1446#endif
1447          for(Int i = 0; i < pcSlice->getActiveNumILRRefIdx(); i++ )
1448          {
1449            WRITE_CODE(pcSlice->getInterLayerPredLayerIdc(i),numBits,"inter_layer_pred_layer_idc[i]");   
1450          }
1451#if ILP_NUM_REF_CHK
1452          }
1453#endif
1454        }
1455      }
1456    }     
1457#if M0457_IL_SAMPLE_PRED_ONLY_FLAG
1458    if( pcSlice->getNumSamplePredRefLayers() > 0 && pcSlice->getActiveNumILRRefIdx() > 0 )
1459    {
1460      WRITE_FLAG( pcSlice->getInterLayerSamplePredOnlyFlag(), "inter_layer_sample_pred_only_flag" );
1461    }
1462#endif
1463#endif
1464
1465    if(pcSlice->getSPS()->getUseSAO())
1466    {
1467      if (pcSlice->getSPS()->getUseSAO())
1468      {
1469         WRITE_FLAG( pcSlice->getSaoEnabledFlag(), "slice_sao_luma_flag" );
1470         {
1471#if AUXILIARY_PICTURES
1472           if (pcSlice->getChromaFormatIdc() != CHROMA_400)
1473           {
1474#endif
1475           SAOParam *saoParam = pcSlice->getPic()->getPicSym()->getSaoParam();
1476          WRITE_FLAG( saoParam->bSaoFlag[1], "slice_sao_chroma_flag" );
1477#if AUXILIARY_PICTURES
1478           }
1479#endif
1480         }
1481      }
1482    }
1483
1484    //check if numrefidxes match the defaults. If not, override
1485
1486    if (!pcSlice->isIntra())
1487    {
1488      Bool overrideFlag = (pcSlice->getNumRefIdx( REF_PIC_LIST_0 )!=pcSlice->getPPS()->getNumRefIdxL0DefaultActive()||(pcSlice->isInterB()&&pcSlice->getNumRefIdx( REF_PIC_LIST_1 )!=pcSlice->getPPS()->getNumRefIdxL1DefaultActive()));
1489      WRITE_FLAG( overrideFlag ? 1 : 0,                               "num_ref_idx_active_override_flag");
1490      if (overrideFlag) 
1491      {
1492        WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_0 ) - 1,      "num_ref_idx_l0_active_minus1" );
1493        if (pcSlice->isInterB())
1494        {
1495          WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_1 ) - 1,    "num_ref_idx_l1_active_minus1" );
1496        }
1497        else
1498        {
1499          pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
1500        }
1501      }
1502    }
1503    else
1504    {
1505      pcSlice->setNumRefIdx(REF_PIC_LIST_0, 0);
1506      pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
1507    }
1508
1509    if( pcSlice->getPPS()->getListsModificationPresentFlag() && pcSlice->getNumRpsCurrTempList() > 1)
1510    {
1511      TComRefPicListModification* refPicListModification = pcSlice->getRefPicListModification();
1512      if(!pcSlice->isIntra())
1513      {
1514        WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0() ? 1 : 0,       "ref_pic_list_modification_flag_l0" );
1515        if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0())
1516        {
1517          Int numRpsCurrTempList0 = pcSlice->getNumRpsCurrTempList();
1518          if (numRpsCurrTempList0 > 1)
1519          {
1520            Int length = 1;
1521            numRpsCurrTempList0 --;
1522            while ( numRpsCurrTempList0 >>= 1) 
1523            {
1524              length ++;
1525            }
1526            for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_0 ); i++)
1527            {
1528              WRITE_CODE( refPicListModification->getRefPicSetIdxL0(i), length, "list_entry_l0");
1529            }
1530          }
1531        }
1532      }
1533      if(pcSlice->isInterB())
1534      {   
1535        WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1() ? 1 : 0,       "ref_pic_list_modification_flag_l1" );
1536        if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1())
1537        {
1538          Int numRpsCurrTempList1 = pcSlice->getNumRpsCurrTempList();
1539          if ( numRpsCurrTempList1 > 1 )
1540          {
1541            Int length = 1;
1542            numRpsCurrTempList1 --;
1543            while ( numRpsCurrTempList1 >>= 1)
1544            {
1545              length ++;
1546            }
1547            for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_1 ); i++)
1548            {
1549              WRITE_CODE( refPicListModification->getRefPicSetIdxL1(i), length, "list_entry_l1");
1550            }
1551          }
1552        }
1553      }
1554    }
1555   
1556    if (pcSlice->isInterB())
1557    {
1558      WRITE_FLAG( pcSlice->getMvdL1ZeroFlag() ? 1 : 0,   "mvd_l1_zero_flag");
1559    }
1560
1561    if(!pcSlice->isIntra())
1562    {
1563      if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag())
1564      {
1565        SliceType sliceType   = pcSlice->getSliceType();
1566        Int  encCABACTableIdx = pcSlice->getPPS()->getEncCABACTableIdx();
1567        Bool encCabacInitFlag = (sliceType!=encCABACTableIdx && encCABACTableIdx!=I_SLICE) ? true : false;
1568        pcSlice->setCabacInitFlag( encCabacInitFlag );
1569        WRITE_FLAG( encCabacInitFlag?1:0, "cabac_init_flag" );
1570      }
1571    }
1572
1573    if ( pcSlice->getEnableTMVPFlag() )
1574    {
1575#if SVC_EXTENSION && M0457_COL_PICTURE_SIGNALING && !REMOVE_COL_PICTURE_SIGNALING
1576      if ( !pcSlice->getIdrPicFlag() && pcSlice->getLayerId() > 0 && pcSlice->getActiveNumILRRefIdx() > 0 && pcSlice->getNumMotionPredRefLayers() > 0 )
1577      {
1578        WRITE_FLAG( pcSlice->getAltColIndicationFlag() ? 1 : 0, "alt_collocated_indication_flag" );
1579        if (pcSlice->getAltColIndicationFlag() && pcSlice->getNumMotionPredRefLayers() > 1)
1580        {
1581          WRITE_UVLC(0, "collocated_ref_layer_idx");
1582        }
1583      }
1584      else
1585      {
1586#endif
1587      if ( pcSlice->getSliceType() == B_SLICE )
1588      {
1589        WRITE_FLAG( pcSlice->getColFromL0Flag(), "collocated_from_l0_flag" );
1590      }
1591
1592      if ( pcSlice->getSliceType() != I_SLICE &&
1593        ((pcSlice->getColFromL0Flag()==1 && pcSlice->getNumRefIdx(REF_PIC_LIST_0)>1)||
1594        (pcSlice->getColFromL0Flag()==0  && pcSlice->getNumRefIdx(REF_PIC_LIST_1)>1)))
1595      {
1596        WRITE_UVLC( pcSlice->getColRefIdx(), "collocated_ref_idx" );
1597      }
1598#if SVC_EXTENSION && M0457_COL_PICTURE_SIGNALING && !REMOVE_COL_PICTURE_SIGNALING
1599      }
1600#endif
1601    }
1602    if ( (pcSlice->getPPS()->getUseWP() && pcSlice->getSliceType()==P_SLICE) || (pcSlice->getPPS()->getWPBiPred() && pcSlice->getSliceType()==B_SLICE) )
1603    {
1604      xCodePredWeightTable( pcSlice );
1605    }
1606    assert(pcSlice->getMaxNumMergeCand()<=MRG_MAX_NUM_CANDS);
1607    if (!pcSlice->isIntra())
1608    {
1609      WRITE_UVLC(MRG_MAX_NUM_CANDS - pcSlice->getMaxNumMergeCand(), "five_minus_max_num_merge_cand");
1610    }
1611    Int iCode = pcSlice->getSliceQp() - ( pcSlice->getPPS()->getPicInitQPMinus26() + 26 );
1612    WRITE_SVLC( iCode, "slice_qp_delta" ); 
1613    if (pcSlice->getPPS()->getSliceChromaQpFlag())
1614    {
1615      iCode = pcSlice->getSliceQpDeltaCb();
1616      WRITE_SVLC( iCode, "slice_qp_delta_cb" );
1617      iCode = pcSlice->getSliceQpDeltaCr();
1618      WRITE_SVLC( iCode, "slice_qp_delta_cr" );
1619    }
1620    if (pcSlice->getPPS()->getDeblockingFilterControlPresentFlag())
1621    {
1622      if (pcSlice->getPPS()->getDeblockingFilterOverrideEnabledFlag() )
1623      {
1624        WRITE_FLAG(pcSlice->getDeblockingFilterOverrideFlag(), "deblocking_filter_override_flag");
1625      }
1626      if (pcSlice->getDeblockingFilterOverrideFlag())
1627      {
1628        WRITE_FLAG(pcSlice->getDeblockingFilterDisable(), "slice_disable_deblocking_filter_flag");
1629        if(!pcSlice->getDeblockingFilterDisable())
1630        {
1631          WRITE_SVLC (pcSlice->getDeblockingFilterBetaOffsetDiv2(), "slice_beta_offset_div2");
1632          WRITE_SVLC (pcSlice->getDeblockingFilterTcOffsetDiv2(),   "slice_tc_offset_div2");
1633        }
1634      }
1635    }
1636
1637    Bool isSAOEnabled = (!pcSlice->getSPS()->getUseSAO())?(false):(pcSlice->getSaoEnabledFlag()||pcSlice->getSaoEnabledFlagChroma());
1638    Bool isDBFEnabled = (!pcSlice->getDeblockingFilterDisable());
1639
1640    if(pcSlice->getPPS()->getLoopFilterAcrossSlicesEnabledFlag() && ( isSAOEnabled || isDBFEnabled ))
1641    {
1642      WRITE_FLAG(pcSlice->getLFCrossSliceBoundaryFlag()?1:0, "slice_loop_filter_across_slices_enabled_flag");
1643    }
1644  }
1645  if(pcSlice->getPPS()->getSliceHeaderExtensionPresentFlag())
1646  {
1647    WRITE_UVLC(0,"slice_header_extension_length");
1648  }
1649}
1650
1651Void TEncCavlc::codePTL( TComPTL* pcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1)
1652{
1653  if(profilePresentFlag)
1654  {
1655    codeProfileTier(pcPTL->getGeneralPTL());    // general_...
1656  }
1657  WRITE_CODE( pcPTL->getGeneralPTL()->getLevelIdc(), 8, "general_level_idc" );
1658
1659  for (Int i = 0; i < maxNumSubLayersMinus1; i++)
1660  {
1661    if(profilePresentFlag)
1662    {
1663      WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" );
1664    }
1665   
1666    WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i),   "sub_layer_level_present_flag[i]" );
1667  }
1668 
1669  if (maxNumSubLayersMinus1 > 0)
1670  {
1671    for (Int i = maxNumSubLayersMinus1; i < 8; i++)
1672    {
1673      WRITE_CODE(0, 2, "reserved_zero_2bits");
1674    }
1675  }
1676 
1677  for(Int i = 0; i < maxNumSubLayersMinus1; i++)
1678  {
1679    if( profilePresentFlag && pcPTL->getSubLayerProfilePresentFlag(i) )
1680    {
1681      codeProfileTier(pcPTL->getSubLayerPTL(i));  // sub_layer_...
1682    }
1683    if( pcPTL->getSubLayerLevelPresentFlag(i) )
1684    {
1685      WRITE_CODE( pcPTL->getSubLayerPTL(i)->getLevelIdc(), 8, "sub_layer_level_idc[i]" );
1686    }
1687  }
1688}
1689Void TEncCavlc::codeProfileTier( ProfileTierLevel* ptl )
1690{
1691  WRITE_CODE( ptl->getProfileSpace(), 2 ,     "XXX_profile_space[]");
1692  WRITE_FLAG( ptl->getTierFlag    (),         "XXX_tier_flag[]"    );
1693  WRITE_CODE( ptl->getProfileIdc  (), 5 ,     "XXX_profile_idc[]"  );   
1694  for(Int j = 0; j < 32; j++)
1695  {
1696    WRITE_FLAG( ptl->getProfileCompatibilityFlag(j), "XXX_profile_compatibility_flag[][j]");   
1697  }
1698
1699  WRITE_FLAG(ptl->getProgressiveSourceFlag(),   "general_progressive_source_flag");
1700  WRITE_FLAG(ptl->getInterlacedSourceFlag(),    "general_interlaced_source_flag");
1701  WRITE_FLAG(ptl->getNonPackedConstraintFlag(), "general_non_packed_constraint_flag");
1702  WRITE_FLAG(ptl->getFrameOnlyConstraintFlag(), "general_frame_only_constraint_flag");
1703 
1704  WRITE_CODE(0 , 16, "XXX_reserved_zero_44bits[0..15]");
1705  WRITE_CODE(0 , 16, "XXX_reserved_zero_44bits[16..31]");
1706  WRITE_CODE(0 , 12, "XXX_reserved_zero_44bits[32..43]");
1707}
1708
1709/**
1710 - write wavefront substreams sizes for the slice header.
1711 .
1712 \param pcSlice Where we find the substream size information.
1713 */
1714Void  TEncCavlc::codeTilesWPPEntryPoint( TComSlice* pSlice )
1715{
1716  if (!pSlice->getPPS()->getTilesEnabledFlag() && !pSlice->getPPS()->getEntropyCodingSyncEnabledFlag())
1717  {
1718    return;
1719  }
1720  UInt numEntryPointOffsets = 0, offsetLenMinus1 = 0, maxOffset = 0;
1721  Int  numZeroSubstreamsAtStartOfSlice  = 0;
1722  UInt *entryPointOffset = NULL;
1723  if ( pSlice->getPPS()->getTilesEnabledFlag() )
1724  {
1725    numEntryPointOffsets = pSlice->getTileLocationCount();
1726    entryPointOffset     = new UInt[numEntryPointOffsets];
1727    for (Int idx=0; idx<pSlice->getTileLocationCount(); idx++)
1728    {
1729      if ( idx == 0 )
1730      {
1731        entryPointOffset [ idx ] = pSlice->getTileLocation( 0 );
1732      }
1733      else
1734      {
1735        entryPointOffset [ idx ] = pSlice->getTileLocation( idx ) - pSlice->getTileLocation( idx-1 );
1736      }
1737
1738      if ( entryPointOffset[ idx ] > maxOffset )
1739      {
1740        maxOffset = entryPointOffset[ idx ];
1741      }
1742    }
1743  }
1744  else if ( pSlice->getPPS()->getEntropyCodingSyncEnabledFlag() )
1745  {
1746    UInt* pSubstreamSizes               = pSlice->getSubstreamSizes();
1747    Int maxNumParts                       = pSlice->getPic()->getNumPartInCU();
1748    numZeroSubstreamsAtStartOfSlice       = pSlice->getSliceSegmentCurStartCUAddr()/maxNumParts/pSlice->getPic()->getFrameWidthInCU();
1749    Int  numZeroSubstreamsAtEndOfSlice    = pSlice->getPic()->getFrameHeightInCU()-1 - ((pSlice->getSliceSegmentCurEndCUAddr()-1)/maxNumParts/pSlice->getPic()->getFrameWidthInCU());
1750    numEntryPointOffsets                  = pSlice->getPPS()->getNumSubstreams() - numZeroSubstreamsAtStartOfSlice - numZeroSubstreamsAtEndOfSlice - 1;
1751    pSlice->setNumEntryPointOffsets(numEntryPointOffsets);
1752    entryPointOffset           = new UInt[numEntryPointOffsets];
1753    for (Int idx=0; idx<numEntryPointOffsets; idx++)
1754    {
1755      entryPointOffset[ idx ] = ( pSubstreamSizes[ idx+numZeroSubstreamsAtStartOfSlice ] >> 3 ) ;
1756      if ( entryPointOffset[ idx ] > maxOffset )
1757      {
1758        maxOffset = entryPointOffset[ idx ];
1759      }
1760    }
1761  }
1762  // Determine number of bits "offsetLenMinus1+1" required for entry point information
1763  offsetLenMinus1 = 0;
1764  while (maxOffset >= (1u << (offsetLenMinus1 + 1)))
1765  {
1766    offsetLenMinus1++;
1767    assert(offsetLenMinus1 + 1 < 32);   
1768  }
1769
1770  WRITE_UVLC(numEntryPointOffsets, "num_entry_point_offsets");
1771  if (numEntryPointOffsets>0)
1772  {
1773    WRITE_UVLC(offsetLenMinus1, "offset_len_minus1");
1774  }
1775
1776  for (UInt idx=0; idx<numEntryPointOffsets; idx++)
1777  {
1778    WRITE_CODE(entryPointOffset[ idx ]-1, offsetLenMinus1+1, "entry_point_offset_minus1");
1779  }
1780
1781  delete [] entryPointOffset;
1782}
1783
1784Void TEncCavlc::codeTerminatingBit      ( UInt uilsLast )
1785{
1786}
1787
1788Void TEncCavlc::codeSliceFinish ()
1789{
1790}
1791
1792Void TEncCavlc::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1793{
1794  assert(0);
1795}
1796
1797Void TEncCavlc::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1798{
1799  assert(0);
1800}
1801
1802Void TEncCavlc::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
1803{
1804  assert(0);
1805}
1806
1807Void TEncCavlc::codeMergeFlag    ( TComDataCU* pcCU, UInt uiAbsPartIdx )
1808{
1809  assert(0);
1810}
1811
1812Void TEncCavlc::codeMergeIndex    ( TComDataCU* pcCU, UInt uiAbsPartIdx )
1813{
1814  assert(0);
1815}
1816
1817Void TEncCavlc::codeInterModeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiEncMode )
1818{
1819  assert(0);
1820}
1821
1822Void TEncCavlc::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1823{
1824  assert(0);
1825}
1826
1827Void TEncCavlc::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1828{
1829  assert(0);
1830}
1831
1832Void TEncCavlc::codeSplitFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1833{
1834  assert(0);
1835}
1836
1837Void TEncCavlc::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
1838{
1839  assert(0);
1840}
1841
1842Void TEncCavlc::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1843{
1844  assert(0);
1845}
1846
1847Void TEncCavlc::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1848{
1849  assert(0);
1850}
1851
1852Void TEncCavlc::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth )
1853{
1854  assert(0);
1855}
1856Void TEncCavlc::codeQtRootCbfZero( TComDataCU* pcCU )
1857{
1858  assert(0);
1859}
1860
1861Void TEncCavlc::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType )
1862{
1863  assert(0);
1864}
1865
1866/** Code I_PCM information.
1867 * \param pcCU pointer to CU
1868 * \param uiAbsPartIdx CU index
1869 * \returns Void
1870 */
1871Void TEncCavlc::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1872{
1873  assert(0);
1874}
1875
1876Void TEncCavlc::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool isMultiple)
1877{
1878  assert(0);
1879}
1880
1881Void TEncCavlc::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1882{
1883  assert(0);
1884}
1885
1886Void TEncCavlc::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1887{
1888  assert(0);
1889}
1890
1891Void TEncCavlc::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1892{
1893  assert(0);
1894}
1895
1896Void TEncCavlc::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1897{
1898  assert(0);
1899}
1900
1901Void TEncCavlc::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1902{
1903  Int iDQp  = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1904
1905#if REPN_FORMAT_IN_VPS
1906  Int qpBdOffsetY =  pcCU->getSlice()->getQpBDOffsetY();
1907#else
1908  Int qpBdOffsetY =  pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1909#endif
1910  iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1911
1912  xWriteSvlc( iDQp );
1913 
1914  return;
1915}
1916
1917Void TEncCavlc::codeCoeffNxN    ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1918{
1919  assert(0);
1920}
1921
1922Void TEncCavlc::estBit( estBitsSbacStruct* pcEstBitsCabac, Int width, Int height, TextType eTType )
1923{
1924  // printf("error : no VLC mode support in this version\n");
1925  return;
1926}
1927
1928// ====================================================================================================================
1929// Protected member functions
1930// ====================================================================================================================
1931
1932/** code explicit wp tables
1933 * \param TComSlice* pcSlice
1934 * \returns Void
1935 */
1936Void TEncCavlc::xCodePredWeightTable( TComSlice* pcSlice )
1937{
1938  wpScalingParam  *wp;
1939  Bool            bChroma     = true; // color always present in HEVC ?
1940  Int             iNbRef       = (pcSlice->getSliceType() == B_SLICE ) ? (2) : (1);
1941  Bool            bDenomCoded  = false;
1942  UInt            uiMode = 0;
1943  UInt            uiTotalSignalledWeightFlags = 0;
1944#if AUXILIARY_PICTURES
1945  if (pcSlice->getChromaFormatIdc() == CHROMA_400)
1946  {
1947    bChroma = false;
1948  }
1949#endif
1950  if ( (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) || (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()) )
1951  {
1952    uiMode = 1; // explicit
1953  }
1954  if(uiMode == 1)
1955  {
1956
1957    for ( Int iNumRef=0 ; iNumRef<iNbRef ; iNumRef++ ) 
1958    {
1959      RefPicList  eRefPicList = ( iNumRef ? REF_PIC_LIST_1 : REF_PIC_LIST_0 );
1960
1961      for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1962      {
1963        pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1964        if ( !bDenomCoded ) 
1965        {
1966          Int iDeltaDenom;
1967          WRITE_UVLC( wp[0].uiLog2WeightDenom, "luma_log2_weight_denom" );     // ue(v): luma_log2_weight_denom
1968
1969          if( bChroma )
1970          {
1971            iDeltaDenom = (wp[1].uiLog2WeightDenom - wp[0].uiLog2WeightDenom);
1972            WRITE_SVLC( iDeltaDenom, "delta_chroma_log2_weight_denom" );       // se(v): delta_chroma_log2_weight_denom
1973          }
1974          bDenomCoded = true;
1975        }
1976        WRITE_FLAG( wp[0].bPresentFlag, "luma_weight_lX_flag" );               // u(1): luma_weight_lX_flag
1977        uiTotalSignalledWeightFlags += wp[0].bPresentFlag;
1978      }
1979      if (bChroma) 
1980      {
1981        for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1982        {
1983          pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1984          WRITE_FLAG( wp[1].bPresentFlag, "chroma_weight_lX_flag" );           // u(1): chroma_weight_lX_flag
1985          uiTotalSignalledWeightFlags += 2*wp[1].bPresentFlag;
1986        }
1987      }
1988
1989      for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1990      {
1991        pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1992        if ( wp[0].bPresentFlag ) 
1993        {
1994          Int iDeltaWeight = (wp[0].iWeight - (1<<wp[0].uiLog2WeightDenom));
1995          WRITE_SVLC( iDeltaWeight, "delta_luma_weight_lX" );                  // se(v): delta_luma_weight_lX
1996          WRITE_SVLC( wp[0].iOffset, "luma_offset_lX" );                       // se(v): luma_offset_lX
1997        }
1998
1999        if ( bChroma ) 
2000        {
2001          if ( wp[1].bPresentFlag )
2002          {
2003            for ( Int j=1 ; j<3 ; j++ ) 
2004            {
2005              Int iDeltaWeight = (wp[j].iWeight - (1<<wp[1].uiLog2WeightDenom));
2006              WRITE_SVLC( iDeltaWeight, "delta_chroma_weight_lX" );            // se(v): delta_chroma_weight_lX
2007
2008              Int pred = ( 128 - ( ( 128*wp[j].iWeight)>>(wp[j].uiLog2WeightDenom) ) );
2009              Int iDeltaChroma = (wp[j].iOffset - pred);
2010              WRITE_SVLC( iDeltaChroma, "delta_chroma_offset_lX" );            // se(v): delta_chroma_offset_lX
2011            }
2012          }
2013        }
2014      }
2015    }
2016    assert(uiTotalSignalledWeightFlags<=24);
2017  }
2018}
2019
2020/** code quantization matrix
2021 *  \param scalingList quantization matrix information
2022 */
2023Void TEncCavlc::codeScalingList( TComScalingList* scalingList )
2024{
2025  UInt listId,sizeId;
2026  Bool scalingListPredModeFlag;
2027
2028#if SCALING_LIST_OUTPUT_RESULT
2029  Int startBit;
2030  Int startTotalBit;
2031  startBit = m_pcBitIf->getNumberOfWrittenBits();
2032  startTotalBit = m_pcBitIf->getNumberOfWrittenBits();
2033#endif
2034
2035    //for each size
2036    for(sizeId = 0; sizeId < SCALING_LIST_SIZE_NUM; sizeId++)
2037    {
2038      for(listId = 0; listId < g_scalingListNum[sizeId]; listId++)
2039      {
2040#if SCALING_LIST_OUTPUT_RESULT
2041        startBit = m_pcBitIf->getNumberOfWrittenBits();
2042#endif
2043
2044#if IL_SL_SIGNALLING_N0371
2045        if( scalingList->getLayerId() > 0 && scalingList->getPredScalingListFlag() )
2046        {
2047          scalingListPredModeFlag = scalingList->checkPredMode( sizeId, listId );
2048          WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" );
2049          if(!scalingListPredModeFlag)// Copy Mode
2050          {
2051            WRITE_UVLC( (Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta");
2052          }
2053          else// DPCM Mode
2054          {
2055            xCodeScalingList(scalingList, sizeId, listId);
2056          }
2057        }
2058        else
2059        {
2060          scalingListPredModeFlag = scalingList->checkPredMode( sizeId, listId );
2061          WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" );
2062          if(!scalingListPredModeFlag)// Copy Mode
2063          {
2064            WRITE_UVLC( (Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta");
2065          }
2066          else// DPCM Mode
2067          {
2068            xCodeScalingList(scalingList, sizeId, listId);
2069          }
2070        }
2071#else
2072        scalingListPredModeFlag = scalingList->checkPredMode( sizeId, listId );
2073        WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" );
2074        if(!scalingListPredModeFlag)// Copy Mode
2075        {
2076          WRITE_UVLC( (Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta");
2077        }
2078        else// DPCM Mode
2079        {
2080          xCodeScalingList(scalingList, sizeId, listId);
2081        }
2082#endif
2083
2084#if SCALING_LIST_OUTPUT_RESULT
2085        printf("Matrix [%d][%d] Bit %d\n",sizeId,listId,m_pcBitIf->getNumberOfWrittenBits() - startBit);
2086#endif
2087
2088      }
2089    }
2090#if SCALING_LIST_OUTPUT_RESULT
2091  printf("Total Bit %d\n",m_pcBitIf->getNumberOfWrittenBits()-startTotalBit);
2092#endif
2093  return;
2094}
2095/** code DPCM
2096 * \param scalingList quantization matrix information
2097 * \param sizeIdc size index
2098 * \param listIdc list index
2099 */
2100Void TEncCavlc::xCodeScalingList(TComScalingList* scalingList, UInt sizeId, UInt listId)
2101{
2102  Int coefNum = min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId]);
2103  UInt* scan  = (sizeId == 0) ? g_auiSigLastScan [ SCAN_DIAG ] [ 1 ] :  g_sigLastScanCG32x32;
2104  Int nextCoef = SCALING_LIST_START_VALUE;
2105  Int data;
2106  Int *src = scalingList->getScalingListAddress(sizeId, listId);
2107
2108    if( sizeId > SCALING_LIST_8x8 )
2109    {
2110#if IL_SL_SIGNALLING_N0371
2111      if( scalingList->getLayerId() > 0 && scalingList->getPredScalingListFlag() )
2112      {
2113        ref_scalingListDC[scalingList->getLayerId()][sizeId][listId] = scalingList->getScalingListDC(sizeId,listId);
2114        scalingList->setScalingListDC(sizeId,listId,ref_scalingListDC[scalingList->getScalingListRefLayerId()][sizeId][listId]);
2115      }
2116      else
2117      {
2118        WRITE_SVLC( scalingList->getScalingListDC(sizeId,listId) - 8, "scaling_list_dc_coef_minus8");
2119        nextCoef = scalingList->getScalingListDC(sizeId,listId);
2120        ref_scalingListDC[scalingList->getLayerId()][sizeId][listId] = scalingList->getScalingListDC(sizeId,listId);
2121      }
2122#else
2123      WRITE_SVLC( scalingList->getScalingListDC(sizeId,listId) - 8, "scaling_list_dc_coef_minus8");
2124      nextCoef = scalingList->getScalingListDC(sizeId,listId);
2125#endif
2126    }
2127    for(Int i=0;i<coefNum;i++)
2128    {
2129#if IL_SL_SIGNALLING_N0371
2130      if( scalingList->getLayerId() > 0 && scalingList->getPredScalingListFlag() )
2131      {
2132        ref_scalingListCoef[scalingList->getLayerId()][sizeId][listId][i] = src[scan[i]];
2133        src[scan[i]] = ref_scalingListCoef[scalingList->getScalingListRefLayerId()][sizeId][listId][i];
2134      }
2135      else
2136      {
2137        data = src[scan[i]] - nextCoef;
2138        ref_scalingListCoef[scalingList->getLayerId()][sizeId][listId][i] = src[scan[i]];
2139        nextCoef = src[scan[i]];
2140        if(data > 127)
2141        {
2142          data = data - 256;
2143        }
2144        if(data < -128)
2145        {
2146          data = data + 256;
2147        }
2148
2149        WRITE_SVLC( data,  "scaling_list_delta_coef");
2150      }
2151#else
2152      data = src[scan[i]] - nextCoef;
2153      nextCoef = src[scan[i]];
2154      if(data > 127)
2155      {
2156        data = data - 256;
2157      }
2158      if(data < -128)
2159      {
2160        data = data + 256;
2161      }
2162
2163      WRITE_SVLC( data,  "scaling_list_delta_coef");
2164#endif
2165    }
2166}
2167Bool TEncCavlc::findMatchingLTRP ( TComSlice* pcSlice, UInt *ltrpsIndex, Int ltrpPOC, Bool usedFlag )
2168{
2169  // Bool state = true, state2 = false;
2170  Int lsb = ltrpPOC & ((1<<pcSlice->getSPS()->getBitsForPOC())-1);
2171  for (Int k = 0; k < pcSlice->getSPS()->getNumLongTermRefPicSPS(); k++)
2172  {
2173    if ( (lsb == pcSlice->getSPS()->getLtRefPicPocLsbSps(k)) && (usedFlag == pcSlice->getSPS()->getUsedByCurrPicLtSPSFlag(k)) )
2174    {
2175      *ltrpsIndex = k;
2176      return true;
2177    }
2178  }
2179  return false;
2180}
2181Bool TComScalingList::checkPredMode(UInt sizeId, UInt listId)
2182{
2183  for(Int predListIdx = (Int)listId ; predListIdx >= 0; predListIdx--)
2184  {
2185    if( !memcmp(getScalingListAddress(sizeId,listId),((listId == predListIdx) ?
2186      getScalingListDefaultAddress(sizeId, predListIdx): getScalingListAddress(sizeId, predListIdx)),sizeof(Int)*min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId])) // check value of matrix
2187     && ((sizeId < SCALING_LIST_16x16) || (getScalingListDC(sizeId,listId) == getScalingListDC(sizeId,predListIdx)))) // check DC value
2188    {
2189      setRefMatrixId(sizeId, listId, predListIdx);
2190      return false;
2191    }
2192  }
2193  return true;
2194}
2195//! \}
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