source: SHVCSoftware/branches/SHM-3.1-dev/source/Lib/TLibEncoder/TEncCavlc.cpp @ 415

Last change on this file since 415 was 414, checked in by sony, 12 years ago

IL_SL_SIGNALLING_N0371
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1/* The copyright in this software is being made available under the BSD
2 * License, included below. This software may be subject to other third party
3 * and contributor rights, including patent rights, and no such rights are
4 * granted under this license. 
5 *
6 * Copyright (c) 2010-2013, ITU/ISO/IEC
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions are met:
11 *
12 *  * Redistributions of source code must retain the above copyright notice,
13 *    this list of conditions and the following disclaimer.
14 *  * Redistributions in binary form must reproduce the above copyright notice,
15 *    this list of conditions and the following disclaimer in the documentation
16 *    and/or other materials provided with the distribution.
17 *  * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18 *    be used to endorse or promote products derived from this software without
19 *    specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34/** \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#if M0464_TILE_BOUNDARY_ALIGNED_FLAG
362    if ( pcSPS->getLayerId() > 0 )
363    {
364      WRITE_FLAG( pcVUI->getTileBoundariesAlignedFlag( ) ? 1 : 0 , "tile_boundaries_aligned_flag" );
365    }
366#endif
367    WRITE_FLAG(pcVUI->getMotionVectorsOverPicBoundariesFlag(),  "motion_vectors_over_pic_boundaries_flag");
368    WRITE_FLAG(pcVUI->getRestrictedRefPicListsFlag(),           "restricted_ref_pic_lists_flag");
369    WRITE_UVLC(pcVUI->getMinSpatialSegmentationIdc(),           "min_spatial_segmentation_idc");
370    WRITE_UVLC(pcVUI->getMaxBytesPerPicDenom(),                 "max_bytes_per_pic_denom");
371    WRITE_UVLC(pcVUI->getMaxBitsPerMinCuDenom(),                "max_bits_per_mincu_denom");
372    WRITE_UVLC(pcVUI->getLog2MaxMvLengthHorizontal(),           "log2_max_mv_length_horizontal");
373    WRITE_UVLC(pcVUI->getLog2MaxMvLengthVertical(),             "log2_max_mv_length_vertical");
374  }
375}
376
377Void TEncCavlc::codeHrdParameters( TComHRD *hrd, Bool commonInfPresentFlag, UInt maxNumSubLayersMinus1 )
378{
379  if( commonInfPresentFlag )
380  {
381    WRITE_FLAG( hrd->getNalHrdParametersPresentFlag() ? 1 : 0 ,  "nal_hrd_parameters_present_flag" );
382    WRITE_FLAG( hrd->getVclHrdParametersPresentFlag() ? 1 : 0 ,  "vcl_hrd_parameters_present_flag" );
383    if( hrd->getNalHrdParametersPresentFlag() || hrd->getVclHrdParametersPresentFlag() )
384    {
385      WRITE_FLAG( hrd->getSubPicCpbParamsPresentFlag() ? 1 : 0,  "sub_pic_cpb_params_present_flag" );
386      if( hrd->getSubPicCpbParamsPresentFlag() )
387      {
388        WRITE_CODE( hrd->getTickDivisorMinus2(), 8,              "tick_divisor_minus2" );
389        WRITE_CODE( hrd->getDuCpbRemovalDelayLengthMinus1(), 5,  "du_cpb_removal_delay_length_minus1" );
390        WRITE_FLAG( hrd->getSubPicCpbParamsInPicTimingSEIFlag() ? 1 : 0, "sub_pic_cpb_params_in_pic_timing_sei_flag" );
391        WRITE_CODE( hrd->getDpbOutputDelayDuLengthMinus1(), 5,   "dpb_output_delay_du_length_minus1"  );
392      }
393      WRITE_CODE( hrd->getBitRateScale(), 4,                     "bit_rate_scale" );
394      WRITE_CODE( hrd->getCpbSizeScale(), 4,                     "cpb_size_scale" );
395      if( hrd->getSubPicCpbParamsPresentFlag() )
396      {
397        WRITE_CODE( hrd->getDuCpbSizeScale(), 4,                "du_cpb_size_scale" ); 
398      }
399      WRITE_CODE( hrd->getInitialCpbRemovalDelayLengthMinus1(), 5, "initial_cpb_removal_delay_length_minus1" );
400      WRITE_CODE( hrd->getCpbRemovalDelayLengthMinus1(),        5, "au_cpb_removal_delay_length_minus1" );
401      WRITE_CODE( hrd->getDpbOutputDelayLengthMinus1(),         5, "dpb_output_delay_length_minus1" );
402    }
403  }
404  Int i, j, nalOrVcl;
405  for( i = 0; i <= maxNumSubLayersMinus1; i ++ )
406  {
407    WRITE_FLAG( hrd->getFixedPicRateFlag( i ) ? 1 : 0,          "fixed_pic_rate_general_flag");
408    if( !hrd->getFixedPicRateFlag( i ) )
409    {
410      WRITE_FLAG( hrd->getFixedPicRateWithinCvsFlag( i ) ? 1 : 0, "fixed_pic_rate_within_cvs_flag");
411    }
412    else
413    {
414      hrd->setFixedPicRateWithinCvsFlag( i, true );
415    }
416    if( hrd->getFixedPicRateWithinCvsFlag( i ) )
417    {
418      WRITE_UVLC( hrd->getPicDurationInTcMinus1( i ),           "elemental_duration_in_tc_minus1");
419    }
420    else
421    {
422      WRITE_FLAG( hrd->getLowDelayHrdFlag( i ) ? 1 : 0,           "low_delay_hrd_flag");
423    }
424    if (!hrd->getLowDelayHrdFlag( i ))
425    {
426      WRITE_UVLC( hrd->getCpbCntMinus1( i ),                      "cpb_cnt_minus1");
427    }
428   
429    for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ )
430    {
431      if( ( ( nalOrVcl == 0 ) && ( hrd->getNalHrdParametersPresentFlag() ) ) ||
432          ( ( nalOrVcl == 1 ) && ( hrd->getVclHrdParametersPresentFlag() ) ) )
433      {
434        for( j = 0; j <= ( hrd->getCpbCntMinus1( i ) ); j ++ )
435        {
436          WRITE_UVLC( hrd->getBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_value_minus1");
437          WRITE_UVLC( hrd->getCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_value_minus1");
438          if( hrd->getSubPicCpbParamsPresentFlag() )
439          {
440            WRITE_UVLC( hrd->getDuCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_du_value_minus1"); 
441            WRITE_UVLC( hrd->getDuBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_du_value_minus1");
442          }
443          WRITE_FLAG( hrd->getCbrFlag( i, j, nalOrVcl ) ? 1 : 0, "cbr_flag");
444        }
445      }
446    }
447  }
448}
449
450Void TEncCavlc::codeSPS( TComSPS* pcSPS )
451{
452#if ENC_DEC_TRACE 
453  xTraceSPSHeader (pcSPS);
454#endif
455  WRITE_CODE( pcSPS->getVPSId (),          4,       "sps_video_parameter_set_id" );
456#if SPS_SUB_LAYER_INFO
457  if(pcSPS->getLayerId() == 0)
458  {
459#endif
460    WRITE_CODE( pcSPS->getMaxTLayers() - 1,  3,       "sps_max_sub_layers_minus1" );
461    WRITE_FLAG( pcSPS->getTemporalIdNestingFlag() ? 1 : 0,                             "sps_temporal_id_nesting_flag" );
462#if SPS_SUB_LAYER_INFO
463  }
464#endif
465#ifdef SPS_PTL_FIX
466  if (pcSPS->getLayerId() == 0)
467  {
468    codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1);
469  }
470#else
471  codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1);
472#endif
473  WRITE_UVLC( pcSPS->getSPSId (),                   "sps_seq_parameter_set_id" );
474#if REPN_FORMAT_IN_VPS
475  if( pcSPS->getLayerId() > 0 )
476  {
477    WRITE_FLAG( pcSPS->getUpdateRepFormatFlag(), "update_rep_format_flag" );
478  }
479  if( pcSPS->getLayerId() == 0 || pcSPS->getUpdateRepFormatFlag() ) 
480  {
481#endif
482    WRITE_UVLC( pcSPS->getChromaFormatIdc (),         "chroma_format_idc" );
483    assert(pcSPS->getChromaFormatIdc () == 1);
484    // in the first version chroma_format_idc can only be equal to 1 (4:2:0)
485    if( pcSPS->getChromaFormatIdc () == 3 )
486    {
487      WRITE_FLAG( 0,                                  "separate_colour_plane_flag");
488    }
489
490    WRITE_UVLC( pcSPS->getPicWidthInLumaSamples (),   "pic_width_in_luma_samples" );
491    WRITE_UVLC( pcSPS->getPicHeightInLumaSamples(),   "pic_height_in_luma_samples" );
492#if REPN_FORMAT_IN_VPS
493  }
494#endif
495  Window conf = pcSPS->getConformanceWindow();
496
497  WRITE_FLAG( conf.getWindowEnabledFlag(),          "conformance_window_flag" );
498  if (conf.getWindowEnabledFlag())
499  {
500    WRITE_UVLC( conf.getWindowLeftOffset()   / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_left_offset" );
501    WRITE_UVLC( conf.getWindowRightOffset()  / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_right_offset" );
502    WRITE_UVLC( conf.getWindowTopOffset()    / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_top_offset" );
503    WRITE_UVLC( conf.getWindowBottomOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_bottom_offset" );
504  }
505
506#if REPN_FORMAT_IN_VPS
507  if( pcSPS->getLayerId() == 0 || pcSPS->getUpdateRepFormatFlag() ) 
508  {
509    assert( pcSPS->getBitDepthY() >= 8 );
510    assert( pcSPS->getBitDepthC() >= 8 );
511#endif
512    WRITE_UVLC( pcSPS->getBitDepthY() - 8,             "bit_depth_luma_minus8" );
513    WRITE_UVLC( pcSPS->getBitDepthC() - 8,             "bit_depth_chroma_minus8" );
514#if REPN_FORMAT_IN_VPS
515  }
516#endif
517  WRITE_UVLC( pcSPS->getBitsForPOC()-4,                 "log2_max_pic_order_cnt_lsb_minus4" );
518
519  const Bool subLayerOrderingInfoPresentFlag = 1;
520  WRITE_FLAG(subLayerOrderingInfoPresentFlag,       "sps_sub_layer_ordering_info_present_flag");
521  for(UInt i=0; i <= pcSPS->getMaxTLayers()-1; i++)
522  {
523    WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i) - 1,       "sps_max_dec_pic_buffering_minus1[i]" );
524    WRITE_UVLC( pcSPS->getNumReorderPics(i),               "sps_num_reorder_pics[i]" );
525    WRITE_UVLC( pcSPS->getMaxLatencyIncrease(i),           "sps_max_latency_increase_plus1[i]" );
526    if (!subLayerOrderingInfoPresentFlag)
527    {
528      break;
529    }
530  }
531  assert( pcSPS->getMaxCUWidth() == pcSPS->getMaxCUHeight() );
532 
533  WRITE_UVLC( pcSPS->getLog2MinCodingBlockSize() - 3,                                "log2_min_coding_block_size_minus3" );
534  WRITE_UVLC( pcSPS->getLog2DiffMaxMinCodingBlockSize(),                             "log2_diff_max_min_coding_block_size" );
535  WRITE_UVLC( pcSPS->getQuadtreeTULog2MinSize() - 2,                                 "log2_min_transform_block_size_minus2" );
536  WRITE_UVLC( pcSPS->getQuadtreeTULog2MaxSize() - pcSPS->getQuadtreeTULog2MinSize(), "log2_diff_max_min_transform_block_size" );
537  WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthInter() - 1,                               "max_transform_hierarchy_depth_inter" );
538  WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthIntra() - 1,                               "max_transform_hierarchy_depth_intra" );
539  WRITE_FLAG( pcSPS->getScalingListFlag() ? 1 : 0,                                   "scaling_list_enabled_flag" ); 
540
541#if IL_SL_SIGNALLING_N0371
542  pcSPS->setSPS( pcSPS->getLayerId(), pcSPS );
543#endif
544
545  if(pcSPS->getScalingListFlag())
546  {
547    WRITE_FLAG( pcSPS->getScalingListPresentFlag() ? 1 : 0,                          "sps_scaling_list_data_present_flag" ); 
548    if(pcSPS->getScalingListPresentFlag())
549    {
550#if SCALING_LIST_OUTPUT_RESULT
551    printf("SPS\n");
552#endif
553
554#if IL_SL_SIGNALLING_N0371
555    m_pcSlice->getScalingList()->setLayerId( pcSPS->getLayerId() );
556
557    if( pcSPS->getLayerId() > 0 )
558    {
559      WRITE_FLAG( pcSPS->getPredScalingListFlag() ? 1 : 0,                          "sps_pred_scaling_list_flag" );
560      m_pcSlice->getScalingList()->setPredScalingListFlag( pcSPS->getPredScalingListFlag() );
561
562      if( pcSPS->getPredScalingListFlag() )
563      {
564
565        // The value of sps_scaling_list_ref_layer_id shall be in the range of 0 to 62, inclusive
566        assert( pcSPS->getScalingListRefLayerId() >= 0 && pcSPS->getScalingListRefLayerId() <= 62 );
567       
568        // 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
569        if( pcSPS->getVPS()->getAvcBaseLayerFlag() )
570        {
571          assert( pcSPS->getScalingListRefLayerId() > 0 );
572        }
573
574        // 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
575        // 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
576        assert( pcSPS->getSPS( pcSPS->getScalingListRefLayerId() )->getPredScalingListFlag() == false );
577
578        // 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,
579        // 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
580        assert( pcSPS->getVPS()->getScalingListLayerDependency( pcSPS->getLayerId(), pcSPS->getScalingListRefLayerId() ) == true );
581
582        WRITE_UVLC( pcSPS->getScalingListRefLayerId(),                            "scaling_list_sps_ref_layer_id" );
583        m_pcSlice->getScalingList()->setScalingListRefLayerId( pcSPS->getScalingListRefLayerId() );
584        codeScalingList( m_pcSlice->getScalingList() );
585      }
586      else
587      {
588        codeScalingList( m_pcSlice->getScalingList() );
589      }
590    }
591    else
592    {
593      codeScalingList( m_pcSlice->getScalingList() );
594    }
595#else
596      codeScalingList( m_pcSlice->getScalingList() );
597#endif
598
599    }
600  }
601  WRITE_FLAG( pcSPS->getUseAMP() ? 1 : 0,                                            "amp_enabled_flag" );
602  WRITE_FLAG( pcSPS->getUseSAO() ? 1 : 0,                                            "sample_adaptive_offset_enabled_flag");
603
604  WRITE_FLAG( pcSPS->getUsePCM() ? 1 : 0,                                            "pcm_enabled_flag");
605  if( pcSPS->getUsePCM() )
606  {
607    WRITE_CODE( pcSPS->getPCMBitDepthLuma() - 1, 4,                                  "pcm_sample_bit_depth_luma_minus1" );
608    WRITE_CODE( pcSPS->getPCMBitDepthChroma() - 1, 4,                                "pcm_sample_bit_depth_chroma_minus1" );
609    WRITE_UVLC( pcSPS->getPCMLog2MinSize() - 3,                                      "log2_min_pcm_luma_coding_block_size_minus3" );
610    WRITE_UVLC( pcSPS->getPCMLog2MaxSize() - pcSPS->getPCMLog2MinSize(),             "log2_diff_max_min_pcm_luma_coding_block_size" );
611    WRITE_FLAG( pcSPS->getPCMFilterDisableFlag()?1 : 0,                              "pcm_loop_filter_disable_flag");
612  }
613
614  assert( pcSPS->getMaxTLayers() > 0 );         
615
616  TComRPSList* rpsList = pcSPS->getRPSList();
617  TComReferencePictureSet*      rps;
618 
619  WRITE_UVLC(rpsList->getNumberOfReferencePictureSets(), "num_short_term_ref_pic_sets" );
620  for(Int i=0; i < rpsList->getNumberOfReferencePictureSets(); i++)
621  {
622    rps = rpsList->getReferencePictureSet(i);
623    codeShortTermRefPicSet(pcSPS,rps,false, i);
624  }
625  WRITE_FLAG( pcSPS->getLongTermRefsPresent() ? 1 : 0,         "long_term_ref_pics_present_flag" );
626  if (pcSPS->getLongTermRefsPresent()) 
627  {
628    WRITE_UVLC(pcSPS->getNumLongTermRefPicSPS(), "num_long_term_ref_pic_sps" );
629    for (UInt k = 0; k < pcSPS->getNumLongTermRefPicSPS(); k++)
630    {
631      WRITE_CODE( pcSPS->getLtRefPicPocLsbSps(k), pcSPS->getBitsForPOC(), "lt_ref_pic_poc_lsb_sps");
632      WRITE_FLAG( pcSPS->getUsedByCurrPicLtSPSFlag(k), "used_by_curr_pic_lt_sps_flag");
633    }
634  }
635  WRITE_FLAG( pcSPS->getTMVPFlagsPresent()  ? 1 : 0,           "sps_temporal_mvp_enable_flag" );
636#if REF_IDX_MFM
637#if !M0457_COL_PICTURE_SIGNALING
638  if( pcSPS->getLayerId() > 0 )
639  {
640    WRITE_FLAG( pcSPS->getMFMEnabledFlag() ? 1 : 0,          "sps_enh_mfm_enable_flag" );
641  }
642#endif
643#endif
644  WRITE_FLAG( pcSPS->getUseStrongIntraSmoothing(),             "sps_strong_intra_smoothing_enable_flag" );
645
646  WRITE_FLAG( pcSPS->getVuiParametersPresentFlag(),             "vui_parameters_present_flag" );
647  if (pcSPS->getVuiParametersPresentFlag())
648  {
649      codeVUI(pcSPS->getVuiParameters(), pcSPS);
650  }
651
652#if SPS_EXTENSION
653  WRITE_FLAG( 1, "sps_extension_flag" );
654  if( 1 )   // if( sps_extension_flag )
655  {
656    codeSPSExtension( pcSPS );
657    WRITE_FLAG( 0, "sps_extension2_flag" );
658  }
659#else
660  WRITE_FLAG( 0, "sps_extension_flag" );
661#endif
662}
663#if SPS_EXTENSION
664Void TEncCavlc::codeSPSExtension( TComSPS* pcSPS )
665{
666  // more syntax elements to be written here
667
668#if VERT_MV_CONSTRAINT
669  // Vertical MV component restriction is not used in SHVC CTC
670  WRITE_FLAG( 0, "inter_view_mv_vert_constraint_flag" );
671#endif
672#if SCALED_REF_LAYER_OFFSETS
673  if( pcSPS->getLayerId() > 0 )
674  {
675    WRITE_UVLC( pcSPS->getNumScaledRefLayerOffsets(),      "num_scaled_ref_layer_offsets" );
676    for(Int i = 0; i < pcSPS->getNumScaledRefLayerOffsets(); i++)
677    {
678      Window scaledWindow = pcSPS->getScaledRefLayerWindow(i);
679      WRITE_SVLC( scaledWindow.getWindowLeftOffset()   >> 1, "scaled_ref_layer_left_offset" );
680      WRITE_SVLC( scaledWindow.getWindowTopOffset()    >> 1, "scaled_ref_layer_top_offset" );
681      WRITE_SVLC( scaledWindow.getWindowRightOffset()  >> 1, "scaled_ref_layer_right_offset" );
682      WRITE_SVLC( scaledWindow.getWindowBottomOffset() >> 1, "scaled_ref_layer_bottom_offset" );
683    }
684  }
685#endif
686#if M0463_VUI_EXT_ILP_REF
687  ////   sps_extension_vui_parameters( )
688  if( pcSPS->getVuiParameters()->getBitstreamRestrictionFlag() )
689  { 
690    WRITE_UVLC( pcSPS->getNumIlpRestrictedRefLayers( ),           "num_ilp_restricted_ref_layers" ); 
691    for( Int i = 0; i < pcSPS->getNumIlpRestrictedRefLayers( ); i++ ) 
692    { 
693      WRITE_UVLC( pcSPS->getMinSpatialSegmentOffsetPlus1( i ),    "min_spatial_segment_offset_plus1" ); 
694      if( pcSPS->getMinSpatialSegmentOffsetPlus1( i ) > 0 ) 
695      { 
696        WRITE_FLAG( pcSPS->getCtuBasedOffsetEnabledFlag( i ),      "ctu_based_offset_enabled_flag[ i ]"); 
697        if( pcSPS->getCtuBasedOffsetEnabledFlag( i ) ) 
698        {
699          WRITE_UVLC( pcSPS->getMinHorizontalCtuOffsetPlus1( i ), "min_horizontal_ctu_offset_plus1[ i ]"); 
700        }
701      } 
702    } 
703  } 
704  ////   sps_extension_vui_parameters( ) END
705#endif
706}
707#endif
708Void TEncCavlc::codeVPS( TComVPS* pcVPS )
709{
710  WRITE_CODE( pcVPS->getVPSId(),                    4,        "vps_video_parameter_set_id" );
711  WRITE_CODE( 3,                                    2,        "vps_reserved_three_2bits" );
712#if VPS_RENAME
713  WRITE_CODE( pcVPS->getMaxLayers() - 1,            6,        "vps_max_layers_minus1" );           
714#else
715  WRITE_CODE( 0,                                    6,        "vps_reserved_zero_6bits" );
716#endif
717  WRITE_CODE( pcVPS->getMaxTLayers() - 1,           3,        "vps_max_sub_layers_minus1" );
718  WRITE_FLAG( pcVPS->getTemporalNestingFlag(),                "vps_temporal_id_nesting_flag" );
719  assert (pcVPS->getMaxTLayers()>1||pcVPS->getTemporalNestingFlag());
720  WRITE_CODE( 0xffff,                              16,        "vps_reserved_ffff_16bits" );
721  codePTL( pcVPS->getPTL(), true, pcVPS->getMaxTLayers() - 1 );
722  const Bool subLayerOrderingInfoPresentFlag = 1;
723  WRITE_FLAG(subLayerOrderingInfoPresentFlag,              "vps_sub_layer_ordering_info_present_flag");
724  for(UInt i=0; i <= pcVPS->getMaxTLayers()-1; i++)
725  {
726    WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i) - 1,       "vps_max_dec_pic_buffering_minus1[i]" );
727    WRITE_UVLC( pcVPS->getNumReorderPics(i),               "vps_num_reorder_pics[i]" );
728    WRITE_UVLC( pcVPS->getMaxLatencyIncrease(i),           "vps_max_latency_increase_plus1[i]" );
729    if (!subLayerOrderingInfoPresentFlag)
730    {
731      break;
732    }
733  }
734
735#if VPS_RENAME
736  assert( pcVPS->getNumHrdParameters() <= MAX_VPS_LAYER_SETS_PLUS1 );
737  assert( pcVPS->getMaxLayerId() < MAX_VPS_LAYER_ID_PLUS1 );
738#if !VPS_EXTN_OP_LAYER_SETS     // num layer sets set in TAppEncTop.cpp
739  pcVPS->setNumLayerSets(1);
740#endif
741  WRITE_CODE( pcVPS->getMaxLayerId(), 6,                       "vps_max_layer_id" );
742  WRITE_UVLC( pcVPS->getNumLayerSets() - 1,                 "vps_num_layer_sets_minus1" );
743  for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getNumLayerSets() - 1 ); opsIdx ++ )
744  {
745    // Operation point set
746    for( UInt i = 0; i <= pcVPS->getMaxLayerId(); i ++ )
747#else
748  assert( pcVPS->getNumHrdParameters() <= MAX_VPS_NUM_HRD_PARAMETERS );
749  assert( pcVPS->getMaxNuhReservedZeroLayerId() < MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1 );
750  WRITE_CODE( pcVPS->getMaxNuhReservedZeroLayerId(), 6,     "vps_max_nuh_reserved_zero_layer_id" );
751  pcVPS->setMaxOpSets(1);
752  WRITE_UVLC( pcVPS->getMaxOpSets() - 1,                    "vps_max_op_sets_minus1" );
753  for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getMaxOpSets() - 1 ); opsIdx ++ )
754  {
755    // Operation point set
756    for( UInt i = 0; i <= pcVPS->getMaxNuhReservedZeroLayerId(); i ++ )
757#endif
758    {
759#if !VPS_EXTN_OP_LAYER_SETS     // layer Id include flag set in TAppEncTop.cpp
760      // Only applicable for version 1
761      pcVPS->setLayerIdIncludedFlag( true, opsIdx, i );
762#endif
763      WRITE_FLAG( pcVPS->getLayerIdIncludedFlag( opsIdx, i ) ? 1 : 0, "layer_id_included_flag[opsIdx][i]" );
764    }
765  }
766#if DERIVE_LAYER_ID_LIST_VARIABLES
767  pcVPS->deriveLayerIdListVariables();
768#endif
769  TimingInfo *timingInfo = pcVPS->getTimingInfo();
770  WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(),          "vps_timing_info_present_flag");
771  if(timingInfo->getTimingInfoPresentFlag())
772  {
773    WRITE_CODE(timingInfo->getNumUnitsInTick(), 32,           "vps_num_units_in_tick");
774    WRITE_CODE(timingInfo->getTimeScale(),      32,           "vps_time_scale");
775    WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(),  "vps_poc_proportional_to_timing_flag");
776    if(timingInfo->getPocProportionalToTimingFlag())
777    {
778      WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(),   "vps_num_ticks_poc_diff_one_minus1");
779    }
780    pcVPS->setNumHrdParameters( 0 );
781    WRITE_UVLC( pcVPS->getNumHrdParameters(),                 "vps_num_hrd_parameters" );
782
783    if( pcVPS->getNumHrdParameters() > 0 )
784    {
785      pcVPS->createHrdParamBuffer();
786    }
787    for( UInt i = 0; i < pcVPS->getNumHrdParameters(); i ++ )
788    {
789      // Only applicable for version 1
790      pcVPS->setHrdOpSetIdx( 0, i );
791      WRITE_UVLC( pcVPS->getHrdOpSetIdx( i ),                "hrd_op_set_idx" );
792      if( i > 0 )
793      {
794        WRITE_FLAG( pcVPS->getCprmsPresentFlag( i ) ? 1 : 0, "cprms_present_flag[i]" );
795      }
796      codeHrdParameters(pcVPS->getHrdParameters(i), pcVPS->getCprmsPresentFlag( i ), pcVPS->getMaxTLayers() - 1);
797    }
798  }
799#if !VPS_EXTNS
800  WRITE_FLAG( 0,                     "vps_extension_flag" );
801#else
802  WRITE_FLAG( 1,                     "vps_extension_flag" );
803  if(1) // Should be conditioned on the value of vps_extension_flag
804  {
805    while ( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 )
806    {
807      WRITE_FLAG(1,                  "vps_extension_alignment_bit_equal_to_one");
808    }
809    codeVPSExtension(pcVPS);
810    WRITE_FLAG( 0,                     "vps_extension2_flag" );   // Flag value of 1 reserved
811  }
812#endif 
813  //future extensions here..
814 
815  return;
816}
817
818#if VPS_EXTNS
819Void TEncCavlc::codeVPSExtension (TComVPS *vps)
820{
821  // ... More syntax elements to be written here
822#if VPS_EXTN_MASK_AND_DIM_INFO
823  UInt i = 0, j = 0;
824
825  WRITE_FLAG( vps->getAvcBaseLayerFlag(),              "avc_base_layer_flag" );
826  WRITE_FLAG( vps->getSplittingFlag(),                 "splitting_flag" );
827
828  for(i = 0; i < MAX_VPS_NUM_SCALABILITY_TYPES; i++)
829  {
830    WRITE_FLAG( vps->getScalabilityMask(i),            "scalability_mask[i]" );
831  }
832
833#if VPS_SPLIT_FLAG
834  for(j = 0; j < vps->getNumScalabilityTypes() - vps->getSplittingFlag(); j++)
835#else
836  for(j = 0; j < vps->getNumScalabilityTypes(); j++)
837#endif
838  {
839    WRITE_CODE( vps->getDimensionIdLen(j) - 1, 3,      "dimension_id_len_minus1[j]" );
840  }
841
842#if SPL_FLG_CHK
843  if(vps->getSplittingFlag())
844  {
845    UInt splDimSum=0;
846    for(j = 0; j < vps->getNumScalabilityTypes(); j++)
847    {
848      splDimSum+=(vps->getDimensionIdLen(j));
849    }
850    assert(splDimSum<=6);
851  }
852#endif
853
854  WRITE_FLAG( vps->getNuhLayerIdPresentFlag(),         "vps_nuh_layer_id_present_flag" );
855  for(i = 1; i < vps->getMaxLayers(); i++)
856  {
857    if( vps->getNuhLayerIdPresentFlag() )
858    {
859      WRITE_CODE( vps->getLayerIdInNuh(i),     6,      "layer_id_in_nuh[i]" );
860    }
861#if VPS_SPLIT_FLAG
862    if(!vps->getSplittingFlag())
863#endif
864    for(j = 0; j < vps->getNumScalabilityTypes(); j++)
865    {
866      UInt bits = vps->getDimensionIdLen(j);
867      WRITE_CODE( vps->getDimensionId(i, j),   bits,   "dimension_id[i][j]" );
868    }
869  }
870#endif
871#if VIEW_ID_RELATED_SIGNALING
872  // if ( pcVPS->getNumViews() > 1 ) 
873  //   However, this is a bug in the text since, view_id_len_minus1 is needed to parse view_id_val.
874  {
875    WRITE_CODE( vps->getViewIdLenMinus1( ), 4, "view_id_len_minus1" );
876  }
877
878  for( Int i = 0; i < vps->getNumViews(); i++ )
879  {
880    WRITE_CODE( vps->getViewIdVal( i ), vps->getViewIdLenMinus1( ) + 1, "view_id_val[i]" );
881  }
882#endif
883#if VPS_MOVE_DIR_DEPENDENCY_FLAG
884#if VPS_EXTN_DIRECT_REF_LAYERS
885  for( Int layerCtr = 1; layerCtr <= vps->getMaxLayers() - 1; layerCtr++)
886  {
887    for( Int refLayerCtr = 0; refLayerCtr < layerCtr; refLayerCtr++)
888    {
889      WRITE_FLAG(vps->getDirectDependencyFlag(layerCtr, refLayerCtr), "direct_dependency_flag[i][j]" );
890    }
891  }
892#endif
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       WRITE_CODE(vps->getMaxTidIlRefPicsPlus1(i), 3, "max_tid_il_ref_pics_plus1[i]" );
902     }
903   }
904#else
905  for( i = 0; i < vps->getMaxLayers() - 1; i++)
906  {
907    WRITE_CODE(vps->getMaxTidIlRefPicsPlus1(i), 3, "max_tid_il_ref_pics_plus1[i]" );
908  }
909#endif
910#endif
911#if ILP_SSH_SIG
912    WRITE_FLAG( vps->getIlpSshSignalingEnabledFlag(), "all_ref_layers_active_flag" );
913#endif
914#if VPS_EXTN_PROFILE_INFO
915  // Profile-tier-level signalling
916#if VPS_PROFILE_OUTPUT_LAYERS
917  WRITE_CODE( vps->getNumLayerSets() - 1   , 10, "vps_number_layer_sets_minus1" );     
918  WRITE_CODE( vps->getNumProfileTierLevel() - 1,  6, "vps_num_profile_tier_level_minus1"); 
919  for(Int idx = 1; idx <= vps->getNumProfileTierLevel() - 1; idx++)
920#else
921  for(Int idx = 1; idx <= vps->getNumLayerSets() - 1; idx++)
922#endif
923  {
924    WRITE_FLAG( vps->getProfilePresentFlag(idx),       "vps_profile_present_flag[i]" );
925    if( !vps->getProfilePresentFlag(idx) )
926    {
927#if VPS_PROFILE_OUTPUT_LAYERS
928      WRITE_CODE( vps->getProfileLayerSetRef(idx) - 1, 6, "profile_ref_minus1[i]" );
929#else
930      WRITE_UVLC( vps->getProfileLayerSetRef(idx) - 1, "vps_profile_layer_set_ref_minus1[i]" );
931#endif
932    }
933    codePTL( vps->getPTLForExtn(idx), vps->getProfilePresentFlag(idx), vps->getMaxTLayers() - 1 );
934  }
935#endif
936
937#if VPS_PROFILE_OUTPUT_LAYERS
938  Int numOutputLayerSets = vps->getNumOutputLayerSets() ;
939  WRITE_FLAG(  (numOutputLayerSets > vps->getNumLayerSets()), "more_output_layer_sets_than_default_flag" ); 
940  if(numOutputLayerSets > vps->getNumLayerSets())
941  {
942    WRITE_CODE( numOutputLayerSets - vps->getNumLayerSets(), 10, "num_add_output_layer_sets" );
943  }
944  if( numOutputLayerSets > 1 )
945  {
946    WRITE_FLAG( vps->getDefaultOneTargetOutputLayerFlag(), "default_one_target_output_layer_flag" );   
947  }
948
949  for(i = 1; i < numOutputLayerSets; i++)
950  {
951    if( i > (vps->getNumLayerSets() - 1) )
952    {
953      Int numBits = 1;
954      while ((1 << numBits) < (vps->getNumLayerSets() - 1))
955      {
956        numBits++;
957      }
958      WRITE_CODE( vps->getOutputLayerSetIdx(i) - 1, numBits, "output_layer_set_idx_minus1"); 
959      Int lsIdx = vps->getOutputLayerSetIdx(i);
960      for(j = 0; j < vps->getNumLayersInIdList(lsIdx) - 1; j++)
961      {
962        WRITE_FLAG( vps->getOutputLayerFlag(i,j), "output_layer_flag[i][j]");
963      }
964    }
965    Int numBits = 1;
966    while ((1 << numBits) < (vps->getNumProfileTierLevel()))
967    {
968      numBits++;
969    }
970    WRITE_CODE( vps->getProfileLevelTierIdx(i), numBits, "profile_level_tier_idx[i]" );     
971  }
972#else
973#if VPS_EXTN_OP_LAYER_SETS
974  // Target output layer signalling
975  WRITE_UVLC( vps->getNumOutputLayerSets(),            "vps_num_output_layer_sets");
976  for(i = 0; i < vps->getNumOutputLayerSets(); i++)
977  {
978#if VPS_OUTPUT_LAYER_SET_IDX
979    assert(vps->getOutputLayerSetIdx(i) > 0);
980    WRITE_UVLC( vps->getOutputLayerSetIdx(i) - 1,           "vps_output_layer_set_idx_minus1[i]");
981#else
982    WRITE_UVLC( vps->getOutputLayerSetIdx(i),           "vps_output_layer_set_idx[i]");
983#endif
984    Int lsIdx = vps->getOutputLayerSetIdx(i);
985    for(j = 0; j <= vps->getMaxLayerId(); j++)
986    {
987      if(vps->getLayerIdIncludedFlag(lsIdx, j))
988      {
989        WRITE_FLAG( vps->getOutputLayerFlag(lsIdx, j), "vps_output_layer_flag[lsIdx][j]");
990      }
991    }
992  }
993#endif
994#endif
995
996#if REPN_FORMAT_IN_VPS
997  WRITE_FLAG( vps->getRepFormatIdxPresentFlag(), "rep_format_idx_present_flag"); 
998
999  if( vps->getRepFormatIdxPresentFlag() )
1000  {
1001    WRITE_CODE( vps->getVpsNumRepFormats() - 1, 4, "vps_num_rep_formats_minus1" );
1002  }
1003  for(i = 0; i < vps->getVpsNumRepFormats(); i++)
1004  {
1005    // Read rep_format_structures
1006    codeRepFormat( vps->getVpsRepFormat(i) );
1007  }
1008 
1009  if( vps->getRepFormatIdxPresentFlag() )
1010  {
1011    for(i = 1; i < vps->getMaxLayers(); i++)
1012    {
1013      if( vps->getVpsNumRepFormats() > 1 )
1014      {
1015        WRITE_CODE( vps->getVpsRepFormatIdx(i), 4, "vps_rep_format_idx[i]" );
1016      }
1017    }
1018  }
1019#endif
1020
1021#if JCTVC_M0458_INTERLAYER_RPS_SIG
1022      WRITE_FLAG(vps->getMaxOneActiveRefLayerFlag(), "max_one_active_ref_layer_flag");
1023#endif
1024#if N0147_IRAP_ALIGN_FLAG
1025      WRITE_FLAG(vps->getCrossLayerIrapAlignFlag(), "cross_layer_irap_aligned_flag");
1026#endif
1027#if !VPS_MOVE_DIR_DEPENDENCY_FLAG
1028#if VPS_EXTN_DIRECT_REF_LAYERS
1029  for( Int layerCtr = 1; layerCtr <= vps->getMaxLayers() - 1; layerCtr++)
1030  {
1031    for( Int refLayerCtr = 0; refLayerCtr < layerCtr; refLayerCtr++)
1032    {
1033      WRITE_FLAG(vps->getDirectDependencyFlag(layerCtr, refLayerCtr), "direct_dependency_flag[i][j]" );
1034    }
1035  }
1036#endif
1037#endif
1038#if VPS_EXTN_DIRECT_REF_LAYERS && M0457_PREDICTION_INDICATIONS
1039  WRITE_UVLC( vps->getDirectDepTypeLen()-2,                           "direct_dep_type_len_minus2");
1040  for(i = 1; i < vps->getMaxLayers(); i++)
1041  {
1042    for(j = 0; j < i; j++)
1043    {
1044      if (vps->getDirectDependencyFlag(i, j))
1045      {
1046        WRITE_CODE( vps->getDirectDependencyType(i, j), vps->getDirectDepTypeLen(), "direct_dependency_type[i][j]" );
1047      }
1048    }
1049  }
1050
1051#if IL_SL_SIGNALLING_N0371
1052  for(i = 1; i < vps->getMaxLayers(); i++)
1053  {
1054    for(j = 0; j < i; j++)
1055    {
1056      vps->setScalingListLayerDependency( i, j, vps->checkLayerDependency( i,j ) );
1057    }
1058  }
1059#endif
1060
1061#endif
1062#if M0040_ADAPTIVE_RESOLUTION_CHANGE
1063  WRITE_FLAG(vps->getSingleLayerForNonIrapFlag(), "single_layer_for_non_irap_flag" );
1064#endif
1065
1066#if !VPS_VUI
1067  WRITE_FLAG( 0,                     "vps_vui_present_flag" );
1068#else
1069  WRITE_FLAG( 1,                     "vps_vui_present_flag" );
1070  if(1)   // Should be conditioned on the value of vps_vui_present_flag
1071  {
1072    while ( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 )
1073    {
1074      WRITE_FLAG(1,                  "vps_vui_alignment_bit_equal_to_one");
1075    }
1076    codeVPSVUI(vps); 
1077  }
1078#endif
1079}
1080#endif
1081#if REPN_FORMAT_IN_VPS
1082Void  TEncCavlc::codeRepFormat      ( RepFormat *repFormat )
1083{
1084  WRITE_CODE( repFormat->getChromaFormatVpsIdc(), 2, "chroma_format_idc" );   
1085 
1086  if( repFormat->getChromaFormatVpsIdc() == 3 )
1087  {
1088    WRITE_FLAG( repFormat->getSeparateColourPlaneVpsFlag(), "separate_colour_plane_flag");     
1089  }
1090
1091  WRITE_CODE ( repFormat->getPicWidthVpsInLumaSamples (), 16, "pic_width_in_luma_samples" );   
1092  WRITE_CODE ( repFormat->getPicHeightVpsInLumaSamples(), 16, "pic_height_in_luma_samples" );   
1093 
1094  assert( repFormat->getBitDepthVpsLuma() >= 8 );
1095  assert( repFormat->getBitDepthVpsChroma() >= 8 );
1096  WRITE_CODE( repFormat->getBitDepthVpsLuma() - 8,   4, "bit_depth_luma_minus8" );           
1097  WRITE_CODE( repFormat->getBitDepthVpsChroma() - 8, 4, "bit_depth_chroma_minus8" );         
1098
1099}
1100#endif
1101#if VPS_VUI
1102Void TEncCavlc::codeVPSVUI (TComVPS *vps)
1103{
1104  Int i,j;
1105#if VPS_VUI_BITRATE_PICRATE
1106  WRITE_FLAG( vps->getBitRatePresentVpsFlag(),        "bit_rate_present_vps_flag" );
1107  WRITE_FLAG( vps->getPicRatePresentVpsFlag(),        "pic_rate_present_vps_flag" );
1108
1109  if( vps->getBitRatePresentVpsFlag() || vps->getPicRatePresentVpsFlag() )
1110  {
1111    for( i = 0; i < vps->getNumLayerSets(); i++ )
1112    {
1113      for( j = 0; j < vps->getMaxTLayers(); j++ )
1114      {
1115        if( vps->getBitRatePresentVpsFlag() )
1116        {
1117          WRITE_FLAG( vps->getBitRatePresentFlag( i, j),        "bit_rate_present_vps_flag[i][j]" );
1118        }
1119        if( vps->getPicRatePresentVpsFlag() )
1120        {
1121          WRITE_FLAG( vps->getPicRatePresentFlag( i, j),        "pic_rate_present_vps_flag[i][j]" );
1122        }
1123        if( vps->getBitRatePresentFlag(i, j) )
1124        {
1125          WRITE_CODE( vps->getAvgBitRate( i, j ), 16, "avg_bit_rate[i][j]" );
1126          WRITE_CODE( vps->getAvgBitRate( i, j ), 16, "max_bit_rate[i][j]" );
1127        }
1128        if( vps->getPicRatePresentFlag(i, j) )
1129        {
1130          WRITE_CODE( vps->getConstPicRateIdc( i, j), 2 , "constant_pic_rate_idc[i][j]" ); 
1131          WRITE_CODE( vps->getConstPicRateIdc( i, j), 16, "avg_pic_rate[i][j]"          ); 
1132        }
1133      }
1134    }
1135  }
1136#endif
1137#if TILE_BOUNDARY_ALIGNED_FLAG
1138  for(i = 1; i < vps->getMaxLayers(); i++)
1139  {
1140    for(j = 0; j < vps->getNumDirectRefLayers(vps->getLayerIdInNuh(i)); j++)
1141    {
1142      WRITE_FLAG( vps->getTileBoundariesAlignedFlag(i,j) ? 1 : 0 , "tile_boundaries_aligned_flag[i][j]" );
1143    }
1144  } 
1145#endif
1146#if N0160_VUI_EXT_ILP_REF
1147  WRITE_FLAG( vps->getNumIlpRestrictedRefLayers() ? 1 : 0 , "num_ilp_restricted_ref_layers" );   
1148  if( vps->getNumIlpRestrictedRefLayers())
1149  {
1150    for(i = 1; i < vps->getMaxLayers(); i++)
1151    {
1152      for(j = 0; j < vps->getNumDirectRefLayers(vps->getLayerIdInNuh(i)); j++)
1153      {       
1154        WRITE_UVLC(vps->getMinSpatialSegmentOffsetPlus1( i, j),    "min_spatial_segment_offset_plus1[i][j]");
1155       
1156        if( vps->getMinSpatialSegmentOffsetPlus1(i,j ) > 0 ) 
1157        { 
1158          WRITE_FLAG( vps->getCtuBasedOffsetEnabledFlag( i, j) ? 1 : 0 , "ctu_based_offset_enabled_flag[i][j]" );   
1159         
1160          if(vps->getCtuBasedOffsetEnabledFlag(i,j)) 
1161          {
1162            WRITE_UVLC(vps->getMinHorizontalCtuOffsetPlus1( i, j),    "min_horizontal_ctu_offset_plus1[i][j]");           
1163          }
1164        } 
1165      } 
1166    }
1167  }
1168#endif
1169}
1170#endif
1171
1172Void TEncCavlc::codeSliceHeader         ( TComSlice* pcSlice )
1173{
1174#if ENC_DEC_TRACE 
1175  xTraceSliceHeader (pcSlice);
1176#endif
1177
1178  //calculate number of bits required for slice address
1179  Int maxSliceSegmentAddress = pcSlice->getPic()->getNumCUsInFrame();
1180  Int bitsSliceSegmentAddress = 0;
1181  while(maxSliceSegmentAddress>(1<<bitsSliceSegmentAddress)) 
1182  {
1183    bitsSliceSegmentAddress++;
1184  }
1185  Int ctuAddress;
1186  if (pcSlice->isNextSlice())
1187  {
1188    // Calculate slice address
1189    ctuAddress = (pcSlice->getSliceCurStartCUAddr()/pcSlice->getPic()->getNumPartInCU());
1190  }
1191  else
1192  {
1193    // Calculate slice address
1194    ctuAddress = (pcSlice->getSliceSegmentCurStartCUAddr()/pcSlice->getPic()->getNumPartInCU());
1195  }
1196  //write slice address
1197  Int sliceSegmentAddress = pcSlice->getPic()->getPicSym()->getCUOrderMap(ctuAddress);
1198
1199  WRITE_FLAG( sliceSegmentAddress==0, "first_slice_segment_in_pic_flag" );
1200  if ( pcSlice->getRapPicFlag() )
1201  {
1202    WRITE_FLAG( 0, "no_output_of_prior_pics_flag" );
1203  }
1204  WRITE_UVLC( pcSlice->getPPS()->getPPSId(), "slice_pic_parameter_set_id" );
1205  pcSlice->setDependentSliceSegmentFlag(!pcSlice->isNextSlice());
1206  if ( pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag() && (sliceSegmentAddress!=0) )
1207  {
1208    WRITE_FLAG( pcSlice->getDependentSliceSegmentFlag() ? 1 : 0, "dependent_slice_segment_flag" );
1209  }
1210  if(sliceSegmentAddress>0)
1211  {
1212    WRITE_CODE( sliceSegmentAddress, bitsSliceSegmentAddress, "slice_segment_address" );
1213  }
1214  if ( !pcSlice->getDependentSliceSegmentFlag() )
1215  {
1216
1217#if POC_RESET_FLAG
1218    Int i = 0;
1219    if( pcSlice->getPPS()->getNumExtraSliceHeaderBits() > i )
1220    {
1221      WRITE_FLAG( pcSlice->getPocResetFlag(), "poc_reset_flag" );
1222      i++;
1223    }
1224    if( pcSlice->getPPS()->getNumExtraSliceHeaderBits() > i )
1225    {
1226      assert(!!"discardable_flag");
1227      WRITE_FLAG(pcSlice->getDiscardableFlag(), "discardable_flag");
1228      i++;
1229    }
1230    for ( ; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++)
1231    {
1232      assert(!!"slice_reserved_undetermined_flag[]");
1233      WRITE_FLAG(0, "slice_reserved_undetermined_flag[]");
1234    }
1235#else
1236#if SH_DISCARDABLE_FLAG
1237    if (pcSlice->getPPS()->getNumExtraSliceHeaderBits()>0)
1238    {
1239      assert(!!"discardable_flag");
1240      WRITE_FLAG(pcSlice->getDiscardableFlag(), "discardable_flag");
1241    }
1242    for (Int i = 1; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++)
1243    {
1244      assert(!!"slice_reserved_undetermined_flag[]");
1245      WRITE_FLAG(0, "slice_reserved_undetermined_flag[]");
1246    }
1247#else
1248    for (Int i = 0; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++)
1249    {
1250      assert(!!"slice_reserved_undetermined_flag[]");
1251      WRITE_FLAG(0, "slice_reserved_undetermined_flag[]");
1252    }
1253#endif
1254#endif
1255
1256    WRITE_UVLC( pcSlice->getSliceType(),       "slice_type" );
1257
1258    if( pcSlice->getPPS()->getOutputFlagPresentFlag() )
1259    {
1260      WRITE_FLAG( pcSlice->getPicOutputFlag() ? 1 : 0, "pic_output_flag" );
1261    }
1262
1263#if REPN_FORMAT_IN_VPS
1264    // in the first version chroma_format_idc is equal to one, thus colour_plane_id will not be present
1265    assert( pcSlice->getChromaFormatIdc() == 1 );
1266#else
1267    // in the first version chroma_format_idc is equal to one, thus colour_plane_id will not be present
1268    assert (pcSlice->getSPS()->getChromaFormatIdc() == 1 );
1269#endif
1270    // if( separate_colour_plane_flag  ==  1 )
1271    //   colour_plane_id                                      u(2)
1272
1273    if( !pcSlice->getIdrPicFlag() )
1274    {
1275#if POC_RESET_FLAG
1276      Int picOrderCntLSB;
1277      if( !pcSlice->getPocResetFlag() )
1278      {
1279        picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC()))%(1<<pcSlice->getSPS()->getBitsForPOC());
1280      }
1281      else
1282      {
1283        picOrderCntLSB = (pcSlice->getPocValueBeforeReset()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC()))%(1<<pcSlice->getSPS()->getBitsForPOC());
1284      }
1285#else
1286      Int picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC()))%(1<<pcSlice->getSPS()->getBitsForPOC());
1287#endif
1288      WRITE_CODE( picOrderCntLSB, pcSlice->getSPS()->getBitsForPOC(), "pic_order_cnt_lsb");
1289      TComReferencePictureSet* rps = pcSlice->getRPS();
1290     
1291#if FIX1071
1292      // check for bitstream restriction stating that:
1293      // If the current picture is a BLA or CRA picture, the value of NumPocTotalCurr shall be equal to 0.
1294      // Ideally this process should not be repeated for each slice in a picture
1295#if SVC_EXTENSION
1296      if( pcSlice->getLayerId() == 0 )
1297#endif
1298      if (pcSlice->isIRAP())
1299      {
1300        for (Int picIdx = 0; picIdx < rps->getNumberOfPictures(); picIdx++)
1301        {
1302          assert (!rps->getUsed(picIdx));
1303        }
1304      }
1305#endif
1306
1307      if(pcSlice->getRPSidx() < 0)
1308      {
1309        WRITE_FLAG( 0, "short_term_ref_pic_set_sps_flag");
1310        codeShortTermRefPicSet(pcSlice->getSPS(), rps, true, pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets());
1311      }
1312      else
1313      {
1314        WRITE_FLAG( 1, "short_term_ref_pic_set_sps_flag");
1315        Int numBits = 0;
1316        while ((1 << numBits) < pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets())
1317        {
1318          numBits++;
1319        }
1320        if (numBits > 0)
1321        {
1322          WRITE_CODE( pcSlice->getRPSidx(), numBits, "short_term_ref_pic_set_idx" );         
1323        }
1324      }
1325      if(pcSlice->getSPS()->getLongTermRefsPresent())
1326      {
1327        Int numLtrpInSH = rps->getNumberOfLongtermPictures();
1328        Int ltrpInSPS[MAX_NUM_REF_PICS];
1329        Int numLtrpInSPS = 0;
1330        UInt ltrpIndex;
1331        Int counter = 0;
1332        for(Int k = rps->getNumberOfPictures()-1; k > rps->getNumberOfPictures()-rps->getNumberOfLongtermPictures()-1; k--) 
1333        {
1334          if (findMatchingLTRP(pcSlice, &ltrpIndex, rps->getPOC(k), rps->getUsed(k))) 
1335          {
1336            ltrpInSPS[numLtrpInSPS] = ltrpIndex;
1337            numLtrpInSPS++;
1338          }
1339          else
1340          {
1341            counter++;
1342          }
1343        }
1344        numLtrpInSH -= numLtrpInSPS;
1345
1346        Int bitsForLtrpInSPS = 0;
1347        while (pcSlice->getSPS()->getNumLongTermRefPicSPS() > (1 << bitsForLtrpInSPS))
1348        {
1349          bitsForLtrpInSPS++;
1350        }
1351        if (pcSlice->getSPS()->getNumLongTermRefPicSPS() > 0) 
1352        {
1353          WRITE_UVLC( numLtrpInSPS, "num_long_term_sps");
1354        }
1355        WRITE_UVLC( numLtrpInSH, "num_long_term_pics");
1356        // Note that the LSBs of the LT ref. pic. POCs must be sorted before.
1357        // Not sorted here because LT ref indices will be used in setRefPicList()
1358        Int prevDeltaMSB = 0, prevLSB = 0;
1359        Int offset = rps->getNumberOfNegativePictures() + rps->getNumberOfPositivePictures();
1360        for(Int i=rps->getNumberOfPictures()-1 ; i > offset-1; i--)
1361        {
1362          if (counter < numLtrpInSPS)
1363          {
1364            if (bitsForLtrpInSPS > 0)
1365            {
1366              WRITE_CODE( ltrpInSPS[counter], bitsForLtrpInSPS, "lt_idx_sps[i]");             
1367            }
1368          }
1369          else 
1370          {
1371            WRITE_CODE( rps->getPocLSBLT(i), pcSlice->getSPS()->getBitsForPOC(), "poc_lsb_lt");
1372            WRITE_FLAG( rps->getUsed(i), "used_by_curr_pic_lt_flag"); 
1373          }
1374          WRITE_FLAG( rps->getDeltaPocMSBPresentFlag(i), "delta_poc_msb_present_flag");
1375
1376          if(rps->getDeltaPocMSBPresentFlag(i))
1377          {
1378            Bool deltaFlag = false;
1379            //  First LTRP from SPS                 ||  First LTRP from SH                              || curr LSB            != prev LSB
1380            if( (i == rps->getNumberOfPictures()-1) || (i == rps->getNumberOfPictures()-1-numLtrpInSPS) || (rps->getPocLSBLT(i) != prevLSB) )
1381            {
1382              deltaFlag = true;
1383            }
1384            if(deltaFlag)
1385            {
1386              WRITE_UVLC( rps->getDeltaPocMSBCycleLT(i), "delta_poc_msb_cycle_lt[i]" );
1387            }
1388            else
1389            {             
1390              Int differenceInDeltaMSB = rps->getDeltaPocMSBCycleLT(i) - prevDeltaMSB;
1391              assert(differenceInDeltaMSB >= 0);
1392              WRITE_UVLC( differenceInDeltaMSB, "delta_poc_msb_cycle_lt[i]" );
1393            }
1394            prevLSB = rps->getPocLSBLT(i);
1395            prevDeltaMSB = rps->getDeltaPocMSBCycleLT(i);
1396          }
1397        }
1398      }
1399      if (pcSlice->getSPS()->getTMVPFlagsPresent())
1400      {
1401        WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enable_flag" );
1402      }
1403    }
1404
1405#if JCTVC_M0458_INTERLAYER_RPS_SIG
1406#if ILP_SSH_SIG
1407    if((pcSlice->getSPS()->getLayerId() > 0) && pcSlice->getVPS()->getIlpSshSignalingEnabledFlag() && (pcSlice->getNumILRRefIdx() > 0) )
1408#else
1409    if((pcSlice->getSPS()->getLayerId() > 0)  &&  (pcSlice->getNumILRRefIdx() > 0) )
1410#endif
1411    {
1412      WRITE_FLAG(pcSlice->getInterLayerPredEnabledFlag(),"inter_layer_pred_enabled_flag");
1413      if( pcSlice->getInterLayerPredEnabledFlag())
1414      {
1415        if(pcSlice->getNumILRRefIdx() > 1)
1416        {
1417          Int numBits = 1;
1418          while ((1 << numBits) < pcSlice->getNumILRRefIdx())
1419          {
1420            numBits++;
1421          }
1422          if( !pcSlice->getVPS()->getMaxOneActiveRefLayerFlag()) 
1423          {
1424            WRITE_CODE(pcSlice->getActiveNumILRRefIdx() - 1, numBits,"num_inter_layer_ref_pics_minus1");
1425          }       
1426#if ILP_NUM_REF_CHK
1427          if( pcSlice->getNumILRRefIdx() != pcSlice->getActiveNumILRRefIdx() )
1428          {
1429#endif
1430          for(Int i = 0; i < pcSlice->getActiveNumILRRefIdx(); i++ )
1431          {
1432            WRITE_CODE(pcSlice->getInterLayerPredLayerIdc(i),numBits,"inter_layer_pred_layer_idc[i]");   
1433          }
1434#if ILP_NUM_REF_CHK
1435          }
1436#endif
1437        }
1438      }
1439    }     
1440#if M0457_IL_SAMPLE_PRED_ONLY_FLAG
1441    if( pcSlice->getNumSamplePredRefLayers() > 0 && pcSlice->getActiveNumILRRefIdx() > 0 )
1442    {
1443      WRITE_FLAG( pcSlice->getInterLayerSamplePredOnlyFlag(), "inter_layer_sample_pred_only_flag" );
1444    }
1445#endif
1446#endif
1447
1448    if(pcSlice->getSPS()->getUseSAO())
1449    {
1450      if (pcSlice->getSPS()->getUseSAO())
1451      {
1452         WRITE_FLAG( pcSlice->getSaoEnabledFlag(), "slice_sao_luma_flag" );
1453         {
1454           SAOParam *saoParam = pcSlice->getPic()->getPicSym()->getSaoParam();
1455          WRITE_FLAG( saoParam->bSaoFlag[1], "slice_sao_chroma_flag" );
1456         }
1457      }
1458    }
1459
1460    //check if numrefidxes match the defaults. If not, override
1461
1462    if (!pcSlice->isIntra())
1463    {
1464      Bool overrideFlag = (pcSlice->getNumRefIdx( REF_PIC_LIST_0 )!=pcSlice->getPPS()->getNumRefIdxL0DefaultActive()||(pcSlice->isInterB()&&pcSlice->getNumRefIdx( REF_PIC_LIST_1 )!=pcSlice->getPPS()->getNumRefIdxL1DefaultActive()));
1465      WRITE_FLAG( overrideFlag ? 1 : 0,                               "num_ref_idx_active_override_flag");
1466      if (overrideFlag) 
1467      {
1468        WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_0 ) - 1,      "num_ref_idx_l0_active_minus1" );
1469        if (pcSlice->isInterB())
1470        {
1471          WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_1 ) - 1,    "num_ref_idx_l1_active_minus1" );
1472        }
1473        else
1474        {
1475          pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
1476        }
1477      }
1478    }
1479    else
1480    {
1481      pcSlice->setNumRefIdx(REF_PIC_LIST_0, 0);
1482      pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
1483    }
1484
1485    if( pcSlice->getPPS()->getListsModificationPresentFlag() && pcSlice->getNumRpsCurrTempList() > 1)
1486    {
1487      TComRefPicListModification* refPicListModification = pcSlice->getRefPicListModification();
1488      if(!pcSlice->isIntra())
1489      {
1490        WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0() ? 1 : 0,       "ref_pic_list_modification_flag_l0" );
1491        if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0())
1492        {
1493          Int numRpsCurrTempList0 = pcSlice->getNumRpsCurrTempList();
1494          if (numRpsCurrTempList0 > 1)
1495          {
1496            Int length = 1;
1497            numRpsCurrTempList0 --;
1498            while ( numRpsCurrTempList0 >>= 1) 
1499            {
1500              length ++;
1501            }
1502            for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_0 ); i++)
1503            {
1504              WRITE_CODE( refPicListModification->getRefPicSetIdxL0(i), length, "list_entry_l0");
1505            }
1506          }
1507        }
1508      }
1509      if(pcSlice->isInterB())
1510      {   
1511        WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1() ? 1 : 0,       "ref_pic_list_modification_flag_l1" );
1512        if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1())
1513        {
1514          Int numRpsCurrTempList1 = pcSlice->getNumRpsCurrTempList();
1515          if ( numRpsCurrTempList1 > 1 )
1516          {
1517            Int length = 1;
1518            numRpsCurrTempList1 --;
1519            while ( numRpsCurrTempList1 >>= 1)
1520            {
1521              length ++;
1522            }
1523            for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_1 ); i++)
1524            {
1525              WRITE_CODE( refPicListModification->getRefPicSetIdxL1(i), length, "list_entry_l1");
1526            }
1527          }
1528        }
1529      }
1530    }
1531   
1532    if (pcSlice->isInterB())
1533    {
1534      WRITE_FLAG( pcSlice->getMvdL1ZeroFlag() ? 1 : 0,   "mvd_l1_zero_flag");
1535    }
1536
1537    if(!pcSlice->isIntra())
1538    {
1539      if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag())
1540      {
1541        SliceType sliceType   = pcSlice->getSliceType();
1542        Int  encCABACTableIdx = pcSlice->getPPS()->getEncCABACTableIdx();
1543        Bool encCabacInitFlag = (sliceType!=encCABACTableIdx && encCABACTableIdx!=I_SLICE) ? true : false;
1544        pcSlice->setCabacInitFlag( encCabacInitFlag );
1545        WRITE_FLAG( encCabacInitFlag?1:0, "cabac_init_flag" );
1546      }
1547    }
1548
1549    if ( pcSlice->getEnableTMVPFlag() )
1550    {
1551#if SVC_EXTENSION && M0457_COL_PICTURE_SIGNALING && !REMOVE_COL_PICTURE_SIGNALING
1552      if ( !pcSlice->getIdrPicFlag() && pcSlice->getLayerId() > 0 && pcSlice->getActiveNumILRRefIdx() > 0 && pcSlice->getNumMotionPredRefLayers() > 0 )
1553      {
1554        WRITE_FLAG( pcSlice->getAltColIndicationFlag() ? 1 : 0, "alt_collocated_indication_flag" );
1555        if (pcSlice->getAltColIndicationFlag() && pcSlice->getNumMotionPredRefLayers() > 1)
1556        {
1557          WRITE_UVLC(0, "collocated_ref_layer_idx");
1558        }
1559      }
1560      else
1561      {
1562#endif
1563      if ( pcSlice->getSliceType() == B_SLICE )
1564      {
1565        WRITE_FLAG( pcSlice->getColFromL0Flag(), "collocated_from_l0_flag" );
1566      }
1567
1568      if ( pcSlice->getSliceType() != I_SLICE &&
1569        ((pcSlice->getColFromL0Flag()==1 && pcSlice->getNumRefIdx(REF_PIC_LIST_0)>1)||
1570        (pcSlice->getColFromL0Flag()==0  && pcSlice->getNumRefIdx(REF_PIC_LIST_1)>1)))
1571      {
1572        WRITE_UVLC( pcSlice->getColRefIdx(), "collocated_ref_idx" );
1573      }
1574#if SVC_EXTENSION && M0457_COL_PICTURE_SIGNALING && !REMOVE_COL_PICTURE_SIGNALING
1575      }
1576#endif
1577    }
1578    if ( (pcSlice->getPPS()->getUseWP() && pcSlice->getSliceType()==P_SLICE) || (pcSlice->getPPS()->getWPBiPred() && pcSlice->getSliceType()==B_SLICE) )
1579    {
1580      xCodePredWeightTable( pcSlice );
1581    }
1582    assert(pcSlice->getMaxNumMergeCand()<=MRG_MAX_NUM_CANDS);
1583    if (!pcSlice->isIntra())
1584    {
1585      WRITE_UVLC(MRG_MAX_NUM_CANDS - pcSlice->getMaxNumMergeCand(), "five_minus_max_num_merge_cand");
1586    }
1587    Int iCode = pcSlice->getSliceQp() - ( pcSlice->getPPS()->getPicInitQPMinus26() + 26 );
1588    WRITE_SVLC( iCode, "slice_qp_delta" ); 
1589    if (pcSlice->getPPS()->getSliceChromaQpFlag())
1590    {
1591      iCode = pcSlice->getSliceQpDeltaCb();
1592      WRITE_SVLC( iCode, "slice_qp_delta_cb" );
1593      iCode = pcSlice->getSliceQpDeltaCr();
1594      WRITE_SVLC( iCode, "slice_qp_delta_cr" );
1595    }
1596    if (pcSlice->getPPS()->getDeblockingFilterControlPresentFlag())
1597    {
1598      if (pcSlice->getPPS()->getDeblockingFilterOverrideEnabledFlag() )
1599      {
1600        WRITE_FLAG(pcSlice->getDeblockingFilterOverrideFlag(), "deblocking_filter_override_flag");
1601      }
1602      if (pcSlice->getDeblockingFilterOverrideFlag())
1603      {
1604        WRITE_FLAG(pcSlice->getDeblockingFilterDisable(), "slice_disable_deblocking_filter_flag");
1605        if(!pcSlice->getDeblockingFilterDisable())
1606        {
1607          WRITE_SVLC (pcSlice->getDeblockingFilterBetaOffsetDiv2(), "slice_beta_offset_div2");
1608          WRITE_SVLC (pcSlice->getDeblockingFilterTcOffsetDiv2(),   "slice_tc_offset_div2");
1609        }
1610      }
1611    }
1612
1613    Bool isSAOEnabled = (!pcSlice->getSPS()->getUseSAO())?(false):(pcSlice->getSaoEnabledFlag()||pcSlice->getSaoEnabledFlagChroma());
1614    Bool isDBFEnabled = (!pcSlice->getDeblockingFilterDisable());
1615
1616    if(pcSlice->getPPS()->getLoopFilterAcrossSlicesEnabledFlag() && ( isSAOEnabled || isDBFEnabled ))
1617    {
1618      WRITE_FLAG(pcSlice->getLFCrossSliceBoundaryFlag()?1:0, "slice_loop_filter_across_slices_enabled_flag");
1619    }
1620  }
1621  if(pcSlice->getPPS()->getSliceHeaderExtensionPresentFlag())
1622  {
1623    WRITE_UVLC(0,"slice_header_extension_length");
1624  }
1625}
1626
1627Void TEncCavlc::codePTL( TComPTL* pcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1)
1628{
1629  if(profilePresentFlag)
1630  {
1631    codeProfileTier(pcPTL->getGeneralPTL());    // general_...
1632  }
1633  WRITE_CODE( pcPTL->getGeneralPTL()->getLevelIdc(), 8, "general_level_idc" );
1634
1635  for (Int i = 0; i < maxNumSubLayersMinus1; i++)
1636  {
1637    if(profilePresentFlag)
1638    {
1639      WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" );
1640    }
1641   
1642    WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i),   "sub_layer_level_present_flag[i]" );
1643  }
1644 
1645  if (maxNumSubLayersMinus1 > 0)
1646  {
1647    for (Int i = maxNumSubLayersMinus1; i < 8; i++)
1648    {
1649      WRITE_CODE(0, 2, "reserved_zero_2bits");
1650    }
1651  }
1652 
1653  for(Int i = 0; i < maxNumSubLayersMinus1; i++)
1654  {
1655    if( profilePresentFlag && pcPTL->getSubLayerProfilePresentFlag(i) )
1656    {
1657      codeProfileTier(pcPTL->getSubLayerPTL(i));  // sub_layer_...
1658    }
1659    if( pcPTL->getSubLayerLevelPresentFlag(i) )
1660    {
1661      WRITE_CODE( pcPTL->getSubLayerPTL(i)->getLevelIdc(), 8, "sub_layer_level_idc[i]" );
1662    }
1663  }
1664}
1665Void TEncCavlc::codeProfileTier( ProfileTierLevel* ptl )
1666{
1667  WRITE_CODE( ptl->getProfileSpace(), 2 ,     "XXX_profile_space[]");
1668  WRITE_FLAG( ptl->getTierFlag    (),         "XXX_tier_flag[]"    );
1669  WRITE_CODE( ptl->getProfileIdc  (), 5 ,     "XXX_profile_idc[]"  );   
1670  for(Int j = 0; j < 32; j++)
1671  {
1672    WRITE_FLAG( ptl->getProfileCompatibilityFlag(j), "XXX_profile_compatibility_flag[][j]");   
1673  }
1674
1675  WRITE_FLAG(ptl->getProgressiveSourceFlag(),   "general_progressive_source_flag");
1676  WRITE_FLAG(ptl->getInterlacedSourceFlag(),    "general_interlaced_source_flag");
1677  WRITE_FLAG(ptl->getNonPackedConstraintFlag(), "general_non_packed_constraint_flag");
1678  WRITE_FLAG(ptl->getFrameOnlyConstraintFlag(), "general_frame_only_constraint_flag");
1679 
1680  WRITE_CODE(0 , 16, "XXX_reserved_zero_44bits[0..15]");
1681  WRITE_CODE(0 , 16, "XXX_reserved_zero_44bits[16..31]");
1682  WRITE_CODE(0 , 12, "XXX_reserved_zero_44bits[32..43]");
1683}
1684
1685/**
1686 - write wavefront substreams sizes for the slice header.
1687 .
1688 \param pcSlice Where we find the substream size information.
1689 */
1690Void  TEncCavlc::codeTilesWPPEntryPoint( TComSlice* pSlice )
1691{
1692  if (!pSlice->getPPS()->getTilesEnabledFlag() && !pSlice->getPPS()->getEntropyCodingSyncEnabledFlag())
1693  {
1694    return;
1695  }
1696  UInt numEntryPointOffsets = 0, offsetLenMinus1 = 0, maxOffset = 0;
1697  Int  numZeroSubstreamsAtStartOfSlice  = 0;
1698  UInt *entryPointOffset = NULL;
1699  if ( pSlice->getPPS()->getTilesEnabledFlag() )
1700  {
1701    numEntryPointOffsets = pSlice->getTileLocationCount();
1702    entryPointOffset     = new UInt[numEntryPointOffsets];
1703    for (Int idx=0; idx<pSlice->getTileLocationCount(); idx++)
1704    {
1705      if ( idx == 0 )
1706      {
1707        entryPointOffset [ idx ] = pSlice->getTileLocation( 0 );
1708      }
1709      else
1710      {
1711        entryPointOffset [ idx ] = pSlice->getTileLocation( idx ) - pSlice->getTileLocation( idx-1 );
1712      }
1713
1714      if ( entryPointOffset[ idx ] > maxOffset )
1715      {
1716        maxOffset = entryPointOffset[ idx ];
1717      }
1718    }
1719  }
1720  else if ( pSlice->getPPS()->getEntropyCodingSyncEnabledFlag() )
1721  {
1722    UInt* pSubstreamSizes               = pSlice->getSubstreamSizes();
1723    Int maxNumParts                       = pSlice->getPic()->getNumPartInCU();
1724    numZeroSubstreamsAtStartOfSlice       = pSlice->getSliceSegmentCurStartCUAddr()/maxNumParts/pSlice->getPic()->getFrameWidthInCU();
1725    Int  numZeroSubstreamsAtEndOfSlice    = pSlice->getPic()->getFrameHeightInCU()-1 - ((pSlice->getSliceSegmentCurEndCUAddr()-1)/maxNumParts/pSlice->getPic()->getFrameWidthInCU());
1726    numEntryPointOffsets                  = pSlice->getPPS()->getNumSubstreams() - numZeroSubstreamsAtStartOfSlice - numZeroSubstreamsAtEndOfSlice - 1;
1727    pSlice->setNumEntryPointOffsets(numEntryPointOffsets);
1728    entryPointOffset           = new UInt[numEntryPointOffsets];
1729    for (Int idx=0; idx<numEntryPointOffsets; idx++)
1730    {
1731      entryPointOffset[ idx ] = ( pSubstreamSizes[ idx+numZeroSubstreamsAtStartOfSlice ] >> 3 ) ;
1732      if ( entryPointOffset[ idx ] > maxOffset )
1733      {
1734        maxOffset = entryPointOffset[ idx ];
1735      }
1736    }
1737  }
1738  // Determine number of bits "offsetLenMinus1+1" required for entry point information
1739  offsetLenMinus1 = 0;
1740  while (maxOffset >= (1u << (offsetLenMinus1 + 1)))
1741  {
1742    offsetLenMinus1++;
1743    assert(offsetLenMinus1 + 1 < 32);   
1744  }
1745
1746  WRITE_UVLC(numEntryPointOffsets, "num_entry_point_offsets");
1747  if (numEntryPointOffsets>0)
1748  {
1749    WRITE_UVLC(offsetLenMinus1, "offset_len_minus1");
1750  }
1751
1752  for (UInt idx=0; idx<numEntryPointOffsets; idx++)
1753  {
1754    WRITE_CODE(entryPointOffset[ idx ]-1, offsetLenMinus1+1, "entry_point_offset_minus1");
1755  }
1756
1757  delete [] entryPointOffset;
1758}
1759
1760Void TEncCavlc::codeTerminatingBit      ( UInt uilsLast )
1761{
1762}
1763
1764Void TEncCavlc::codeSliceFinish ()
1765{
1766}
1767
1768Void TEncCavlc::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1769{
1770  assert(0);
1771}
1772
1773Void TEncCavlc::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1774{
1775  assert(0);
1776}
1777
1778Void TEncCavlc::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
1779{
1780  assert(0);
1781}
1782
1783Void TEncCavlc::codeMergeFlag    ( TComDataCU* pcCU, UInt uiAbsPartIdx )
1784{
1785  assert(0);
1786}
1787
1788Void TEncCavlc::codeMergeIndex    ( TComDataCU* pcCU, UInt uiAbsPartIdx )
1789{
1790  assert(0);
1791}
1792
1793Void TEncCavlc::codeInterModeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiEncMode )
1794{
1795  assert(0);
1796}
1797
1798Void TEncCavlc::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1799{
1800  assert(0);
1801}
1802
1803Void TEncCavlc::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1804{
1805  assert(0);
1806}
1807
1808Void TEncCavlc::codeSplitFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1809{
1810  assert(0);
1811}
1812
1813Void TEncCavlc::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
1814{
1815  assert(0);
1816}
1817
1818Void TEncCavlc::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1819{
1820  assert(0);
1821}
1822
1823Void TEncCavlc::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1824{
1825  assert(0);
1826}
1827
1828Void TEncCavlc::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth )
1829{
1830  assert(0);
1831}
1832Void TEncCavlc::codeQtRootCbfZero( TComDataCU* pcCU )
1833{
1834  assert(0);
1835}
1836
1837Void TEncCavlc::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType )
1838{
1839  assert(0);
1840}
1841
1842/** Code I_PCM information.
1843 * \param pcCU pointer to CU
1844 * \param uiAbsPartIdx CU index
1845 * \returns Void
1846 */
1847Void TEncCavlc::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1848{
1849  assert(0);
1850}
1851
1852Void TEncCavlc::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool isMultiple)
1853{
1854  assert(0);
1855}
1856
1857Void TEncCavlc::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1858{
1859  assert(0);
1860}
1861
1862Void TEncCavlc::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1863{
1864  assert(0);
1865}
1866
1867Void TEncCavlc::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1868{
1869  assert(0);
1870}
1871
1872Void TEncCavlc::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1873{
1874  assert(0);
1875}
1876
1877Void TEncCavlc::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1878{
1879  Int iDQp  = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1880
1881#if REPN_FORMAT_IN_VPS
1882  Int qpBdOffsetY =  pcCU->getSlice()->getQpBDOffsetY();
1883#else
1884  Int qpBdOffsetY =  pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1885#endif
1886  iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1887
1888  xWriteSvlc( iDQp );
1889 
1890  return;
1891}
1892
1893Void TEncCavlc::codeCoeffNxN    ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1894{
1895  assert(0);
1896}
1897
1898Void TEncCavlc::estBit( estBitsSbacStruct* pcEstBitsCabac, Int width, Int height, TextType eTType )
1899{
1900  // printf("error : no VLC mode support in this version\n");
1901  return;
1902}
1903
1904// ====================================================================================================================
1905// Protected member functions
1906// ====================================================================================================================
1907
1908/** code explicit wp tables
1909 * \param TComSlice* pcSlice
1910 * \returns Void
1911 */
1912Void TEncCavlc::xCodePredWeightTable( TComSlice* pcSlice )
1913{
1914  wpScalingParam  *wp;
1915  Bool            bChroma     = true; // color always present in HEVC ?
1916  Int             iNbRef       = (pcSlice->getSliceType() == B_SLICE ) ? (2) : (1);
1917  Bool            bDenomCoded  = false;
1918  UInt            uiMode = 0;
1919  UInt            uiTotalSignalledWeightFlags = 0;
1920  if ( (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) || (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()) )
1921  {
1922    uiMode = 1; // explicit
1923  }
1924  if(uiMode == 1)
1925  {
1926
1927    for ( Int iNumRef=0 ; iNumRef<iNbRef ; iNumRef++ ) 
1928    {
1929      RefPicList  eRefPicList = ( iNumRef ? REF_PIC_LIST_1 : REF_PIC_LIST_0 );
1930
1931      for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1932      {
1933        pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1934        if ( !bDenomCoded ) 
1935        {
1936          Int iDeltaDenom;
1937          WRITE_UVLC( wp[0].uiLog2WeightDenom, "luma_log2_weight_denom" );     // ue(v): luma_log2_weight_denom
1938
1939          if( bChroma )
1940          {
1941            iDeltaDenom = (wp[1].uiLog2WeightDenom - wp[0].uiLog2WeightDenom);
1942            WRITE_SVLC( iDeltaDenom, "delta_chroma_log2_weight_denom" );       // se(v): delta_chroma_log2_weight_denom
1943          }
1944          bDenomCoded = true;
1945        }
1946        WRITE_FLAG( wp[0].bPresentFlag, "luma_weight_lX_flag" );               // u(1): luma_weight_lX_flag
1947        uiTotalSignalledWeightFlags += wp[0].bPresentFlag;
1948      }
1949      if (bChroma) 
1950      {
1951        for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1952        {
1953          pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1954          WRITE_FLAG( wp[1].bPresentFlag, "chroma_weight_lX_flag" );           // u(1): chroma_weight_lX_flag
1955          uiTotalSignalledWeightFlags += 2*wp[1].bPresentFlag;
1956        }
1957      }
1958
1959      for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1960      {
1961        pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1962        if ( wp[0].bPresentFlag ) 
1963        {
1964          Int iDeltaWeight = (wp[0].iWeight - (1<<wp[0].uiLog2WeightDenom));
1965          WRITE_SVLC( iDeltaWeight, "delta_luma_weight_lX" );                  // se(v): delta_luma_weight_lX
1966          WRITE_SVLC( wp[0].iOffset, "luma_offset_lX" );                       // se(v): luma_offset_lX
1967        }
1968
1969        if ( bChroma ) 
1970        {
1971          if ( wp[1].bPresentFlag )
1972          {
1973            for ( Int j=1 ; j<3 ; j++ ) 
1974            {
1975              Int iDeltaWeight = (wp[j].iWeight - (1<<wp[1].uiLog2WeightDenom));
1976              WRITE_SVLC( iDeltaWeight, "delta_chroma_weight_lX" );            // se(v): delta_chroma_weight_lX
1977
1978              Int pred = ( 128 - ( ( 128*wp[j].iWeight)>>(wp[j].uiLog2WeightDenom) ) );
1979              Int iDeltaChroma = (wp[j].iOffset - pred);
1980              WRITE_SVLC( iDeltaChroma, "delta_chroma_offset_lX" );            // se(v): delta_chroma_offset_lX
1981            }
1982          }
1983        }
1984      }
1985    }
1986    assert(uiTotalSignalledWeightFlags<=24);
1987  }
1988}
1989
1990/** code quantization matrix
1991 *  \param scalingList quantization matrix information
1992 */
1993Void TEncCavlc::codeScalingList( TComScalingList* scalingList )
1994{
1995  UInt listId,sizeId;
1996  Bool scalingListPredModeFlag;
1997
1998#if SCALING_LIST_OUTPUT_RESULT
1999  Int startBit;
2000  Int startTotalBit;
2001  startBit = m_pcBitIf->getNumberOfWrittenBits();
2002  startTotalBit = m_pcBitIf->getNumberOfWrittenBits();
2003#endif
2004
2005    //for each size
2006    for(sizeId = 0; sizeId < SCALING_LIST_SIZE_NUM; sizeId++)
2007    {
2008      for(listId = 0; listId < g_scalingListNum[sizeId]; listId++)
2009      {
2010#if SCALING_LIST_OUTPUT_RESULT
2011        startBit = m_pcBitIf->getNumberOfWrittenBits();
2012#endif
2013
2014#if IL_SL_SIGNALLING_N0371
2015        if( scalingList->getLayerId() > 0 && scalingList->getPredScalingListFlag() )
2016        {
2017          scalingListPredModeFlag = scalingList->checkPredMode( sizeId, listId );
2018          WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" );
2019          if(!scalingListPredModeFlag)// Copy Mode
2020          {
2021            WRITE_UVLC( (Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta");
2022          }
2023          else// DPCM Mode
2024          {
2025            xCodeScalingList(scalingList, sizeId, listId);
2026          }
2027        }
2028        else
2029        {
2030          scalingListPredModeFlag = scalingList->checkPredMode( sizeId, listId );
2031          WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" );
2032          if(!scalingListPredModeFlag)// Copy Mode
2033          {
2034            WRITE_UVLC( (Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta");
2035          }
2036          else// DPCM Mode
2037          {
2038            xCodeScalingList(scalingList, sizeId, listId);
2039          }
2040        }
2041#else
2042        scalingListPredModeFlag = scalingList->checkPredMode( sizeId, listId );
2043        WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" );
2044        if(!scalingListPredModeFlag)// Copy Mode
2045        {
2046          WRITE_UVLC( (Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta");
2047        }
2048        else// DPCM Mode
2049        {
2050          xCodeScalingList(scalingList, sizeId, listId);
2051        }
2052#endif
2053
2054#if SCALING_LIST_OUTPUT_RESULT
2055        printf("Matrix [%d][%d] Bit %d\n",sizeId,listId,m_pcBitIf->getNumberOfWrittenBits() - startBit);
2056#endif
2057
2058      }
2059    }
2060#if SCALING_LIST_OUTPUT_RESULT
2061  printf("Total Bit %d\n",m_pcBitIf->getNumberOfWrittenBits()-startTotalBit);
2062#endif
2063  return;
2064}
2065/** code DPCM
2066 * \param scalingList quantization matrix information
2067 * \param sizeIdc size index
2068 * \param listIdc list index
2069 */
2070Void TEncCavlc::xCodeScalingList(TComScalingList* scalingList, UInt sizeId, UInt listId)
2071{
2072  Int coefNum = min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId]);
2073  UInt* scan  = (sizeId == 0) ? g_auiSigLastScan [ SCAN_DIAG ] [ 1 ] :  g_sigLastScanCG32x32;
2074  Int nextCoef = SCALING_LIST_START_VALUE;
2075  Int data;
2076  Int *src = scalingList->getScalingListAddress(sizeId, listId);
2077
2078    if( sizeId > SCALING_LIST_8x8 )
2079    {
2080#if IL_SL_SIGNALLING_N0371
2081      if( scalingList->getLayerId() > 0 && scalingList->getPredScalingListFlag() )
2082      {
2083        ref_scalingListDC[scalingList->getLayerId()][sizeId][listId] = scalingList->getScalingListDC(sizeId,listId);
2084        scalingList->setScalingListDC(sizeId,listId,ref_scalingListDC[scalingList->getScalingListRefLayerId()][sizeId][listId]);
2085      }
2086      else
2087      {
2088        WRITE_SVLC( scalingList->getScalingListDC(sizeId,listId) - 8, "scaling_list_dc_coef_minus8");
2089        nextCoef = scalingList->getScalingListDC(sizeId,listId);
2090        ref_scalingListDC[scalingList->getLayerId()][sizeId][listId] = scalingList->getScalingListDC(sizeId,listId);
2091      }
2092#else
2093      WRITE_SVLC( scalingList->getScalingListDC(sizeId,listId) - 8, "scaling_list_dc_coef_minus8");
2094      nextCoef = scalingList->getScalingListDC(sizeId,listId);
2095#endif
2096    }
2097    for(Int i=0;i<coefNum;i++)
2098    {
2099#if IL_SL_SIGNALLING_N0371
2100      if( scalingList->getLayerId() > 0 && scalingList->getPredScalingListFlag() )
2101      {
2102        ref_scalingListCoef[scalingList->getLayerId()][sizeId][listId][i] = src[scan[i]];
2103        src[scan[i]] = ref_scalingListCoef[scalingList->getScalingListRefLayerId()][sizeId][listId][i];
2104      }
2105      else
2106      {
2107        data = src[scan[i]] - nextCoef;
2108        ref_scalingListCoef[scalingList->getLayerId()][sizeId][listId][i] = src[scan[i]];
2109        nextCoef = src[scan[i]];
2110        if(data > 127)
2111        {
2112          data = data - 256;
2113        }
2114        if(data < -128)
2115        {
2116          data = data + 256;
2117        }
2118
2119        WRITE_SVLC( data,  "scaling_list_delta_coef");
2120      }
2121#else
2122      data = src[scan[i]] - nextCoef;
2123      nextCoef = src[scan[i]];
2124      if(data > 127)
2125      {
2126        data = data - 256;
2127      }
2128      if(data < -128)
2129      {
2130        data = data + 256;
2131      }
2132
2133      WRITE_SVLC( data,  "scaling_list_delta_coef");
2134#endif
2135    }
2136}
2137Bool TEncCavlc::findMatchingLTRP ( TComSlice* pcSlice, UInt *ltrpsIndex, Int ltrpPOC, Bool usedFlag )
2138{
2139  // Bool state = true, state2 = false;
2140  Int lsb = ltrpPOC % (1<<pcSlice->getSPS()->getBitsForPOC());
2141  for (Int k = 0; k < pcSlice->getSPS()->getNumLongTermRefPicSPS(); k++)
2142  {
2143    if ( (lsb == pcSlice->getSPS()->getLtRefPicPocLsbSps(k)) && (usedFlag == pcSlice->getSPS()->getUsedByCurrPicLtSPSFlag(k)) )
2144    {
2145      *ltrpsIndex = k;
2146      return true;
2147    }
2148  }
2149  return false;
2150}
2151Bool TComScalingList::checkPredMode(UInt sizeId, UInt listId)
2152{
2153  for(Int predListIdx = (Int)listId ; predListIdx >= 0; predListIdx--)
2154  {
2155    if( !memcmp(getScalingListAddress(sizeId,listId),((listId == predListIdx) ?
2156      getScalingListDefaultAddress(sizeId, predListIdx): getScalingListAddress(sizeId, predListIdx)),sizeof(Int)*min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId])) // check value of matrix
2157     && ((sizeId < SCALING_LIST_16x16) || (getScalingListDC(sizeId,listId) == getScalingListDC(sizeId,predListIdx)))) // check DC value
2158    {
2159      setRefMatrixId(sizeId, listId, predListIdx);
2160      return false;
2161    }
2162  }
2163  return true;
2164}
2165//! \}
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