source: 3DVCSoftware/branches/HTM-DEV-0.1-dev/source/Lib/TLibEncoder/TEncCavlc.cpp @ 367

Last change on this file since 367 was 367, checked in by tech, 11 years ago

Further minor cleanups.

  • Property svn:eol-style set to native
File size: 57.6 KB
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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
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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#if L0255_MOVE_PPS_FLAGS
166  WRITE_FLAG( pcPPS->getOutputFlagPresentFlag() ? 1 : 0,     "output_flag_present_flag" );
167  WRITE_CODE( pcPPS->getNumExtraSliceHeaderBits(), 3,        "num_extra_slice_header_bits");
168#endif
169  WRITE_FLAG( pcPPS->getSignHideFlag(), "sign_data_hiding_flag" );
170  WRITE_FLAG( pcPPS->getCabacInitPresentFlag() ? 1 : 0,   "cabac_init_present_flag" );
171  WRITE_UVLC( pcPPS->getNumRefIdxL0DefaultActive()-1,     "num_ref_idx_l0_default_active_minus1");
172  WRITE_UVLC( pcPPS->getNumRefIdxL1DefaultActive()-1,     "num_ref_idx_l1_default_active_minus1");
173
174  WRITE_SVLC( pcPPS->getPicInitQPMinus26(),                  "init_qp_minus26");
175  WRITE_FLAG( pcPPS->getConstrainedIntraPred() ? 1 : 0,      "constrained_intra_pred_flag" );
176  WRITE_FLAG( pcPPS->getUseTransformSkip() ? 1 : 0,  "transform_skip_enabled_flag" ); 
177  WRITE_FLAG( pcPPS->getUseDQP() ? 1 : 0, "cu_qp_delta_enabled_flag" );
178  if ( pcPPS->getUseDQP() )
179  {
180    WRITE_UVLC( pcPPS->getMaxCuDQPDepth(), "diff_cu_qp_delta_depth" );
181  }
182  WRITE_SVLC( pcPPS->getChromaCbQpOffset(),                   "pps_cb_qp_offset" );
183  WRITE_SVLC( pcPPS->getChromaCrQpOffset(),                   "pps_cr_qp_offset" );
184  WRITE_FLAG( pcPPS->getSliceChromaQpFlag() ? 1 : 0,          "pps_slice_chroma_qp_offsets_present_flag" );
185
186  WRITE_FLAG( pcPPS->getUseWP() ? 1 : 0,  "weighted_pred_flag" );   // Use of Weighting Prediction (P_SLICE)
187  WRITE_FLAG( pcPPS->getWPBiPred() ? 1 : 0, "weighted_bipred_flag" );  // Use of Weighting Bi-Prediction (B_SLICE)
188#if !L0255_MOVE_PPS_FLAGS
189  WRITE_FLAG( pcPPS->getOutputFlagPresentFlag() ? 1 : 0,  "output_flag_present_flag" );
190#endif
191  WRITE_FLAG( pcPPS->getTransquantBypassEnableFlag() ? 1 : 0, "transquant_bypass_enable_flag" );
192  WRITE_FLAG( pcPPS->getTilesEnabledFlag()             ? 1 : 0, "tiles_enabled_flag" );
193  WRITE_FLAG( pcPPS->getEntropyCodingSyncEnabledFlag() ? 1 : 0, "entropy_coding_sync_enabled_flag" );
194  if( pcPPS->getTilesEnabledFlag() )
195  {
196    WRITE_UVLC( pcPPS->getNumColumnsMinus1(),                                    "num_tile_columns_minus1" );
197    WRITE_UVLC( pcPPS->getNumRowsMinus1(),                                       "num_tile_rows_minus1" );
198    WRITE_FLAG( pcPPS->getUniformSpacingFlag(),                                  "uniform_spacing_flag" );
199    if( pcPPS->getUniformSpacingFlag() == 0 )
200    {
201      for(UInt i=0; i<pcPPS->getNumColumnsMinus1(); i++)
202      {
203        WRITE_UVLC( pcPPS->getColumnWidth(i)-1,                                  "column_width_minus1" );
204      }
205      for(UInt i=0; i<pcPPS->getNumRowsMinus1(); i++)
206      {
207        WRITE_UVLC( pcPPS->getRowHeight(i)-1,                                    "row_height_minus1" );
208      }
209    }
210    if(pcPPS->getNumColumnsMinus1() !=0 || pcPPS->getNumRowsMinus1() !=0)
211    {
212      WRITE_FLAG( pcPPS->getLoopFilterAcrossTilesEnabledFlag()?1 : 0,          "loop_filter_across_tiles_enabled_flag");
213    }
214  }
215  WRITE_FLAG( pcPPS->getLoopFilterAcrossSlicesEnabledFlag()?1 : 0,        "loop_filter_across_slices_enabled_flag");
216  WRITE_FLAG( pcPPS->getDeblockingFilterControlPresentFlag()?1 : 0,       "deblocking_filter_control_present_flag");
217  if(pcPPS->getDeblockingFilterControlPresentFlag())
218  {
219    WRITE_FLAG( pcPPS->getDeblockingFilterOverrideEnabledFlag() ? 1 : 0,  "deblocking_filter_override_enabled_flag" ); 
220    WRITE_FLAG( pcPPS->getPicDisableDeblockingFilterFlag() ? 1 : 0,       "pps_disable_deblocking_filter_flag" );
221    if(!pcPPS->getPicDisableDeblockingFilterFlag())
222    {
223      WRITE_SVLC( pcPPS->getDeblockingFilterBetaOffsetDiv2(),             "pps_beta_offset_div2" );
224      WRITE_SVLC( pcPPS->getDeblockingFilterTcOffsetDiv2(),               "pps_tc_offset_div2" );
225    }
226  }
227  WRITE_FLAG( pcPPS->getScalingListPresentFlag() ? 1 : 0,                          "pps_scaling_list_data_present_flag" ); 
228  if( pcPPS->getScalingListPresentFlag() )
229  {
230#if SCALING_LIST_OUTPUT_RESULT
231    printf("PPS\n");
232#endif
233    codeScalingList( m_pcSlice->getScalingList() );
234  }
235  WRITE_FLAG( pcPPS->getListsModificationPresentFlag(), "lists_modification_present_flag");
236  WRITE_UVLC( pcPPS->getLog2ParallelMergeLevelMinus2(), "log2_parallel_merge_level_minus2");
237#if !L0255_MOVE_PPS_FLAGS
238  WRITE_CODE( pcPPS->getNumExtraSliceHeaderBits(), 3, "num_extra_slice_header_bits");
239#endif
240  WRITE_FLAG( pcPPS->getSliceHeaderExtensionPresentFlag() ? 1 : 0, "slice_segment_header_extension_present_flag");
241  WRITE_FLAG( 0, "pps_extension_flag" );
242}
243
244Void TEncCavlc::codeVUI( TComVUI *pcVUI, TComSPS* pcSPS )
245{
246#if ENC_DEC_TRACE
247  fprintf( g_hTrace, "----------- vui_parameters -----------\n");
248#endif
249  WRITE_FLAG(pcVUI->getAspectRatioInfoPresentFlag(),            "aspect_ratio_info_present_flag");
250  if (pcVUI->getAspectRatioInfoPresentFlag())
251  {
252    WRITE_CODE(pcVUI->getAspectRatioIdc(), 8,                   "aspect_ratio_idc" );
253    if (pcVUI->getAspectRatioIdc() == 255)
254    {
255      WRITE_CODE(pcVUI->getSarWidth(), 16,                      "sar_width");
256      WRITE_CODE(pcVUI->getSarHeight(), 16,                     "sar_height");
257    }
258  }
259  WRITE_FLAG(pcVUI->getOverscanInfoPresentFlag(),               "overscan_info_present_flag");
260  if (pcVUI->getOverscanInfoPresentFlag())
261  {
262    WRITE_FLAG(pcVUI->getOverscanAppropriateFlag(),             "overscan_appropriate_flag");
263  }
264  WRITE_FLAG(pcVUI->getVideoSignalTypePresentFlag(),            "video_signal_type_present_flag");
265  if (pcVUI->getVideoSignalTypePresentFlag())
266  {
267    WRITE_CODE(pcVUI->getVideoFormat(), 3,                      "video_format");
268    WRITE_FLAG(pcVUI->getVideoFullRangeFlag(),                  "video_full_range_flag");
269    WRITE_FLAG(pcVUI->getColourDescriptionPresentFlag(),        "colour_description_present_flag");
270    if (pcVUI->getColourDescriptionPresentFlag())
271    {
272      WRITE_CODE(pcVUI->getColourPrimaries(), 8,                "colour_primaries");
273      WRITE_CODE(pcVUI->getTransferCharacteristics(), 8,        "transfer_characteristics");
274      WRITE_CODE(pcVUI->getMatrixCoefficients(), 8,             "matrix_coefficients");
275    }
276  }
277
278  WRITE_FLAG(pcVUI->getChromaLocInfoPresentFlag(),              "chroma_loc_info_present_flag");
279  if (pcVUI->getChromaLocInfoPresentFlag())
280  {
281    WRITE_UVLC(pcVUI->getChromaSampleLocTypeTopField(),         "chroma_sample_loc_type_top_field");
282    WRITE_UVLC(pcVUI->getChromaSampleLocTypeBottomField(),      "chroma_sample_loc_type_bottom_field");
283  }
284
285  WRITE_FLAG(pcVUI->getNeutralChromaIndicationFlag(),           "neutral_chroma_indication_flag");
286  WRITE_FLAG(pcVUI->getFieldSeqFlag(),                          "field_seq_flag");
287  WRITE_FLAG(pcVUI->getFrameFieldInfoPresentFlag(),             "frame_field_info_present_flag");
288
289  Window defaultDisplayWindow = pcVUI->getDefaultDisplayWindow();
290  WRITE_FLAG(defaultDisplayWindow.getWindowEnabledFlag(),       "default_display_window_flag");
291  if( defaultDisplayWindow.getWindowEnabledFlag() )
292  {
293    WRITE_UVLC(defaultDisplayWindow.getWindowLeftOffset(),      "def_disp_win_left_offset");
294    WRITE_UVLC(defaultDisplayWindow.getWindowRightOffset(),     "def_disp_win_right_offset");
295    WRITE_UVLC(defaultDisplayWindow.getWindowTopOffset(),       "def_disp_win_top_offset");
296    WRITE_UVLC(defaultDisplayWindow.getWindowBottomOffset(),    "def_disp_win_bottom_offset");
297  }
298#if L0043_TIMING_INFO
299  TimingInfo *timingInfo = pcVUI->getTimingInfo();
300  WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(),          "vui_timing_info_present_flag");
301  if(timingInfo->getTimingInfoPresentFlag())
302  {
303    WRITE_CODE(timingInfo->getNumUnitsInTick(), 32,           "vui_num_units_in_tick");
304    WRITE_CODE(timingInfo->getTimeScale(),      32,           "vui_time_scale");
305    WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(),  "vui_poc_proportional_to_timing_flag");
306    if(timingInfo->getPocProportionalToTimingFlag())
307    {
308      WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(),   "vui_num_ticks_poc_diff_one_minus1");
309    }
310#endif
311  WRITE_FLAG(pcVUI->getHrdParametersPresentFlag(),              "hrd_parameters_present_flag");
312  if( pcVUI->getHrdParametersPresentFlag() )
313  {
314    codeHrdParameters(pcVUI->getHrdParameters(), 1, pcSPS->getMaxTLayers() - 1 );
315  }
316#if L0043_TIMING_INFO
317  }
318#endif
319#if !L0043_TIMING_INFO
320  WRITE_FLAG( pcVUI->getPocProportionalToTimingFlag(), "poc_proportional_to_timing_flag" );
321  if( pcVUI->getPocProportionalToTimingFlag() && pcVUI->getHrdParameters()->getTimingInfoPresentFlag() )
322  {
323    WRITE_UVLC( pcVUI->getNumTicksPocDiffOneMinus1(), "num_ticks_poc_diff_one_minus1" );
324  }
325#endif
326
327  WRITE_FLAG(pcVUI->getBitstreamRestrictionFlag(),              "bitstream_restriction_flag");
328  if (pcVUI->getBitstreamRestrictionFlag())
329  {
330    WRITE_FLAG(pcVUI->getTilesFixedStructureFlag(),             "tiles_fixed_structure_flag");
331    WRITE_FLAG(pcVUI->getMotionVectorsOverPicBoundariesFlag(),  "motion_vectors_over_pic_boundaries_flag");
332    WRITE_FLAG(pcVUI->getRestrictedRefPicListsFlag(),           "restricted_ref_pic_lists_flag");
333#if L0043_MSS_IDC
334    WRITE_UVLC(pcVUI->getMinSpatialSegmentationIdc(),           "min_spatial_segmentation_idc");
335#else
336    WRITE_CODE(pcVUI->getMinSpatialSegmentationIdc(),        8, "min_spatial_segmentation_idc");
337#endif
338    WRITE_UVLC(pcVUI->getMaxBytesPerPicDenom(),                 "max_bytes_per_pic_denom");
339    WRITE_UVLC(pcVUI->getMaxBitsPerMinCuDenom(),                "max_bits_per_mincu_denom");
340    WRITE_UVLC(pcVUI->getLog2MaxMvLengthHorizontal(),           "log2_max_mv_length_horizontal");
341    WRITE_UVLC(pcVUI->getLog2MaxMvLengthVertical(),             "log2_max_mv_length_vertical");
342  }
343}
344
345Void TEncCavlc::codeHrdParameters( TComHRD *hrd, Bool commonInfPresentFlag, UInt maxNumSubLayersMinus1 )
346{
347  if( commonInfPresentFlag )
348  {
349#if !L0043_TIMING_INFO
350    WRITE_FLAG( hrd->getTimingInfoPresentFlag() ? 1 : 0,        "timing_info_present_flag" );
351    if( hrd->getTimingInfoPresentFlag() )
352    {
353      WRITE_CODE( hrd->getNumUnitsInTick(), 32,                  "num_units_in_tick" );
354      WRITE_CODE( hrd->getTimeScale(),      32,                  "time_scale" );
355    }
356#endif
357    WRITE_FLAG( hrd->getNalHrdParametersPresentFlag() ? 1 : 0 ,  "nal_hrd_parameters_present_flag" );
358    WRITE_FLAG( hrd->getVclHrdParametersPresentFlag() ? 1 : 0 ,  "vcl_hrd_parameters_present_flag" );
359    if( hrd->getNalHrdParametersPresentFlag() || hrd->getVclHrdParametersPresentFlag() )
360    {
361      WRITE_FLAG( hrd->getSubPicCpbParamsPresentFlag() ? 1 : 0,  "sub_pic_cpb_params_present_flag" );
362      if( hrd->getSubPicCpbParamsPresentFlag() )
363      {
364        WRITE_CODE( hrd->getTickDivisorMinus2(), 8,              "tick_divisor_minus2" );
365        WRITE_CODE( hrd->getDuCpbRemovalDelayLengthMinus1(), 5,  "du_cpb_removal_delay_length_minus1" );
366        WRITE_FLAG( hrd->getSubPicCpbParamsInPicTimingSEIFlag() ? 1 : 0, "sub_pic_cpb_params_in_pic_timing_sei_flag" );
367#if L0044_DU_DPB_OUTPUT_DELAY_HRD
368        WRITE_CODE( hrd->getDpbOutputDelayDuLengthMinus1(), 5,   "dpb_output_delay_du_length_minus1"  );
369#endif
370      }
371      WRITE_CODE( hrd->getBitRateScale(), 4,                     "bit_rate_scale" );
372      WRITE_CODE( hrd->getCpbSizeScale(), 4,                     "cpb_size_scale" );
373      if( hrd->getSubPicCpbParamsPresentFlag() )
374      {
375        WRITE_CODE( hrd->getDuCpbSizeScale(), 4,                "du_cpb_size_scale" ); 
376      }
377      WRITE_CODE( hrd->getInitialCpbRemovalDelayLengthMinus1(), 5, "initial_cpb_removal_delay_length_minus1" );
378      WRITE_CODE( hrd->getCpbRemovalDelayLengthMinus1(),        5, "au_cpb_removal_delay_length_minus1" );
379      WRITE_CODE( hrd->getDpbOutputDelayLengthMinus1(),         5, "dpb_output_delay_length_minus1" );
380    }
381  }
382  Int i, j, nalOrVcl;
383  for( i = 0; i <= maxNumSubLayersMinus1; i ++ )
384  {
385    WRITE_FLAG( hrd->getFixedPicRateFlag( i ) ? 1 : 0,          "fixed_pic_rate_general_flag");
386    if( !hrd->getFixedPicRateFlag( i ) )
387    {
388      WRITE_FLAG( hrd->getFixedPicRateWithinCvsFlag( i ) ? 1 : 0, "fixed_pic_rate_within_cvs_flag");
389    }
390    else
391    {
392      hrd->setFixedPicRateWithinCvsFlag( i, true );
393    }
394    if( hrd->getFixedPicRateWithinCvsFlag( i ) )
395    {
396      WRITE_UVLC( hrd->getPicDurationInTcMinus1( i ),           "elemental_duration_in_tc_minus1");
397    }
398#if L0372
399    else
400    {
401      WRITE_FLAG( hrd->getLowDelayHrdFlag( i ) ? 1 : 0,           "low_delay_hrd_flag");
402    }
403    if (!hrd->getLowDelayHrdFlag( i ))
404    {
405      WRITE_UVLC( hrd->getCpbCntMinus1( i ),                      "cpb_cnt_minus1");
406    }
407#else
408    WRITE_FLAG( hrd->getLowDelayHrdFlag( i ) ? 1 : 0,           "low_delay_hrd_flag");
409    WRITE_UVLC( hrd->getCpbCntMinus1( i ),                      "cpb_cnt_minus1");
410#endif
411   
412    for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ )
413    {
414      if( ( ( nalOrVcl == 0 ) && ( hrd->getNalHrdParametersPresentFlag() ) ) ||
415          ( ( nalOrVcl == 1 ) && ( hrd->getVclHrdParametersPresentFlag() ) ) )
416      {
417        for( j = 0; j <= ( hrd->getCpbCntMinus1( i ) ); j ++ )
418        {
419          WRITE_UVLC( hrd->getBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_value_minus1");
420          WRITE_UVLC( hrd->getCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_value_minus1");
421          if( hrd->getSubPicCpbParamsPresentFlag() )
422          {
423#if L0363_DU_BIT_RATE
424            WRITE_UVLC( hrd->getDuBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_du_value_minus1");
425#endif
426            WRITE_UVLC( hrd->getDuCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_du_value_minus1"); 
427          }
428          WRITE_FLAG( hrd->getCbrFlag( i, j, nalOrVcl ) ? 1 : 0, "cbr_flag");
429        }
430      }
431    }
432  }
433}
434
435Void TEncCavlc::codeSPS( TComSPS* pcSPS )
436{
437#if ENC_DEC_TRACE 
438  xTraceSPSHeader (pcSPS);
439#endif
440  WRITE_CODE( pcSPS->getVPSId (),          4,       "sps_video_parameter_set_id" );
441  WRITE_CODE( pcSPS->getMaxTLayers() - 1,  3,       "sps_max_sub_layers_minus1" );
442  WRITE_FLAG( pcSPS->getTemporalIdNestingFlag() ? 1 : 0,                             "sps_temporal_id_nesting_flag" );
443  codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1);
444  WRITE_UVLC( pcSPS->getSPSId (),                   "sps_seq_parameter_set_id" );
445  WRITE_UVLC( pcSPS->getChromaFormatIdc (),         "chroma_format_idc" );
446  assert(pcSPS->getChromaFormatIdc () == 1);
447  // in the first version chroma_format_idc can only be equal to 1 (4:2:0)
448  if( pcSPS->getChromaFormatIdc () == 3 )
449  {
450    WRITE_FLAG( 0,                                  "separate_colour_plane_flag");
451  }
452
453  WRITE_UVLC( pcSPS->getPicWidthInLumaSamples (),   "pic_width_in_luma_samples" );
454  WRITE_UVLC( pcSPS->getPicHeightInLumaSamples(),   "pic_height_in_luma_samples" );
455  Window conf = pcSPS->getConformanceWindow();
456
457  WRITE_FLAG( conf.getWindowEnabledFlag(),          "conformance_window_flag" );
458  if (conf.getWindowEnabledFlag())
459  {
460    WRITE_UVLC( conf.getWindowLeftOffset()   / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_left_offset" );
461    WRITE_UVLC( conf.getWindowRightOffset()  / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_right_offset" );
462    WRITE_UVLC( conf.getWindowTopOffset()    / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_top_offset" );
463    WRITE_UVLC( conf.getWindowBottomOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_bottom_offset" );
464  }
465
466  WRITE_UVLC( pcSPS->getBitDepthY() - 8,             "bit_depth_luma_minus8" );
467  WRITE_UVLC( pcSPS->getBitDepthC() - 8,             "bit_depth_chroma_minus8" );
468
469  WRITE_UVLC( pcSPS->getBitsForPOC()-4,                 "log2_max_pic_order_cnt_lsb_minus4" );
470
471  const Bool subLayerOrderingInfoPresentFlag = 1;
472  WRITE_FLAG(subLayerOrderingInfoPresentFlag,       "sps_sub_layer_ordering_info_present_flag");
473  for(UInt i=0; i <= pcSPS->getMaxTLayers()-1; i++)
474  {
475#if L0323_DPB
476    WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i) - 1,       "sps_max_dec_pic_buffering_minus1[i]" );
477#else
478    WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i),           "sps_max_dec_pic_buffering[i]" );
479#endif
480    WRITE_UVLC( pcSPS->getNumReorderPics(i),               "sps_num_reorder_pics[i]" );
481    WRITE_UVLC( pcSPS->getMaxLatencyIncrease(i),           "sps_max_latency_increase[i]" );
482    if (!subLayerOrderingInfoPresentFlag)
483    {
484      break;
485    }
486  }
487  assert( pcSPS->getMaxCUWidth() == pcSPS->getMaxCUHeight() );
488 
489  WRITE_UVLC( pcSPS->getLog2MinCodingBlockSize() - 3,                                "log2_min_coding_block_size_minus3" );
490  WRITE_UVLC( pcSPS->getLog2DiffMaxMinCodingBlockSize(),                             "log2_diff_max_min_coding_block_size" );
491  WRITE_UVLC( pcSPS->getQuadtreeTULog2MinSize() - 2,                                 "log2_min_transform_block_size_minus2" );
492  WRITE_UVLC( pcSPS->getQuadtreeTULog2MaxSize() - pcSPS->getQuadtreeTULog2MinSize(), "log2_diff_max_min_transform_block_size" );
493  WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthInter() - 1,                               "max_transform_hierarchy_depth_inter" );
494  WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthIntra() - 1,                               "max_transform_hierarchy_depth_intra" );
495  WRITE_FLAG( pcSPS->getScalingListFlag() ? 1 : 0,                                   "scaling_list_enabled_flag" ); 
496  if(pcSPS->getScalingListFlag())
497  {
498    WRITE_FLAG( pcSPS->getScalingListPresentFlag() ? 1 : 0,                          "sps_scaling_list_data_present_flag" ); 
499    if(pcSPS->getScalingListPresentFlag())
500    {
501#if SCALING_LIST_OUTPUT_RESULT
502    printf("SPS\n");
503#endif
504      codeScalingList( m_pcSlice->getScalingList() );
505    }
506  }
507  WRITE_FLAG( pcSPS->getUseAMP() ? 1 : 0,                                            "amp_enabled_flag" );
508  WRITE_FLAG( pcSPS->getUseSAO() ? 1 : 0,                                            "sample_adaptive_offset_enabled_flag");
509
510  WRITE_FLAG( pcSPS->getUsePCM() ? 1 : 0,                                            "pcm_enabled_flag");
511  if( pcSPS->getUsePCM() )
512  {
513    WRITE_CODE( pcSPS->getPCMBitDepthLuma() - 1, 4,                                  "pcm_sample_bit_depth_luma_minus1" );
514    WRITE_CODE( pcSPS->getPCMBitDepthChroma() - 1, 4,                                "pcm_sample_bit_depth_chroma_minus1" );
515    WRITE_UVLC( pcSPS->getPCMLog2MinSize() - 3,                                      "log2_min_pcm_luma_coding_block_size_minus3" );
516    WRITE_UVLC( pcSPS->getPCMLog2MaxSize() - pcSPS->getPCMLog2MinSize(),             "log2_diff_max_min_pcm_luma_coding_block_size" );
517    WRITE_FLAG( pcSPS->getPCMFilterDisableFlag()?1 : 0,                              "pcm_loop_filter_disable_flag");
518  }
519
520  assert( pcSPS->getMaxTLayers() > 0 );         
521
522  TComRPSList* rpsList = pcSPS->getRPSList();
523  TComReferencePictureSet*      rps;
524
525  WRITE_UVLC(rpsList->getNumberOfReferencePictureSets(), "num_short_term_ref_pic_sets" );
526  for(Int i=0; i < rpsList->getNumberOfReferencePictureSets(); i++)
527  {
528    rps = rpsList->getReferencePictureSet(i);
529    codeShortTermRefPicSet(pcSPS,rps,false, i);
530  }
531  WRITE_FLAG( pcSPS->getLongTermRefsPresent() ? 1 : 0,         "long_term_ref_pics_present_flag" );
532  if (pcSPS->getLongTermRefsPresent()) 
533  {
534    WRITE_UVLC(pcSPS->getNumLongTermRefPicSPS(), "num_long_term_ref_pic_sps" );
535    for (UInt k = 0; k < pcSPS->getNumLongTermRefPicSPS(); k++)
536    {
537      WRITE_CODE( pcSPS->getLtRefPicPocLsbSps(k), pcSPS->getBitsForPOC(), "lt_ref_pic_poc_lsb_sps");
538      WRITE_FLAG( pcSPS->getUsedByCurrPicLtSPSFlag(k), "used_by_curr_pic_lt_sps_flag");
539    }
540  }
541  WRITE_FLAG( pcSPS->getTMVPFlagsPresent()  ? 1 : 0,           "sps_temporal_mvp_enable_flag" );
542
543  WRITE_FLAG( pcSPS->getUseStrongIntraSmoothing(),             "sps_strong_intra_smoothing_enable_flag" );
544
545  WRITE_FLAG( pcSPS->getVuiParametersPresentFlag(),             "vui_parameters_present_flag" );
546  if (pcSPS->getVuiParametersPresentFlag())
547  {
548      codeVUI(pcSPS->getVuiParameters(), pcSPS);
549  }
550
551  WRITE_FLAG( 0, "sps_extension_flag" );
552}
553
554Void TEncCavlc::codeVPS( TComVPS* pcVPS )
555{
556  WRITE_CODE( pcVPS->getVPSId(),                    4,        "vps_video_parameter_set_id" );
557  WRITE_CODE( 3,                                    2,        "vps_reserved_three_2bits" );
558  WRITE_CODE( 0,                                    6,        "vps_reserved_zero_6bits" );
559  WRITE_CODE( pcVPS->getMaxTLayers() - 1,           3,        "vps_max_sub_layers_minus1" );
560  WRITE_FLAG( pcVPS->getTemporalNestingFlag(),                "vps_temporal_id_nesting_flag" );
561  assert (pcVPS->getMaxTLayers()>1||pcVPS->getTemporalNestingFlag());
562  WRITE_CODE( 0xffff,                              16,        "vps_reserved_ffff_16bits" );
563  codePTL( pcVPS->getPTL(), true, pcVPS->getMaxTLayers() - 1 );
564#if SIGNAL_BITRATE_PICRATE_IN_VPS
565  codeBitratePicRateInfo(pcVPS->getBitratePicrateInfo(), 0, pcVPS->getMaxTLayers() - 1);
566#endif 
567  const Bool subLayerOrderingInfoPresentFlag = 1;
568  WRITE_FLAG(subLayerOrderingInfoPresentFlag,              "vps_sub_layer_ordering_info_present_flag");
569  for(UInt i=0; i <= pcVPS->getMaxTLayers()-1; i++)
570  {
571#if L0323_DPB
572    WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i) - 1,       "vps_max_dec_pic_buffering_minus1[i]" );
573#else
574    WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i),           "vps_max_dec_pic_buffering[i]" );
575#endif
576    WRITE_UVLC( pcVPS->getNumReorderPics(i),               "vps_num_reorder_pics[i]" );
577    WRITE_UVLC( pcVPS->getMaxLatencyIncrease(i),           "vps_max_latency_increase[i]" );
578    if (!subLayerOrderingInfoPresentFlag)
579    {
580      break;
581    }
582  }
583
584  assert( pcVPS->getNumHrdParameters() <= MAX_VPS_NUM_HRD_PARAMETERS );
585  assert( pcVPS->getMaxNuhReservedZeroLayerId() < MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1 );
586  WRITE_CODE( pcVPS->getMaxNuhReservedZeroLayerId(), 6,     "vps_max_nuh_reserved_zero_layer_id" );
587  pcVPS->setMaxOpSets(1);
588  WRITE_UVLC( pcVPS->getMaxOpSets() - 1,                    "vps_max_op_sets_minus1" );
589  for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getMaxOpSets() - 1 ); opsIdx ++ )
590  {
591    // Operation point set
592    for( UInt i = 0; i <= pcVPS->getMaxNuhReservedZeroLayerId(); i ++ )
593    {
594      // Only applicable for version 1
595      pcVPS->setLayerIdIncludedFlag( true, opsIdx, i );
596      WRITE_FLAG( pcVPS->getLayerIdIncludedFlag( opsIdx, i ) ? 1 : 0, "layer_id_included_flag[opsIdx][i]" );
597    }
598  }
599#if L0043_TIMING_INFO
600  TimingInfo *timingInfo = pcVPS->getTimingInfo();
601  WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(),          "vps_timing_info_present_flag");
602  if(timingInfo->getTimingInfoPresentFlag())
603  {
604    WRITE_CODE(timingInfo->getNumUnitsInTick(), 32,           "vps_num_units_in_tick");
605    WRITE_CODE(timingInfo->getTimeScale(),      32,           "vps_time_scale");
606    WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(),  "vps_poc_proportional_to_timing_flag");
607    if(timingInfo->getPocProportionalToTimingFlag())
608    {
609      WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(),   "vps_num_ticks_poc_diff_one_minus1");
610    }
611#endif
612    pcVPS->setNumHrdParameters( 0 );
613    WRITE_UVLC( pcVPS->getNumHrdParameters(),                 "vps_num_hrd_parameters" );
614
615    if( pcVPS->getNumHrdParameters() > 0 )
616    {
617      pcVPS->createHrdParamBuffer();
618    }
619    for( UInt i = 0; i < pcVPS->getNumHrdParameters(); i ++ )
620    {
621      // Only applicable for version 1
622      pcVPS->setHrdOpSetIdx( 0, i );
623      WRITE_UVLC( pcVPS->getHrdOpSetIdx( i ),                "hrd_op_set_idx" );
624      if( i > 0 )
625      {
626        WRITE_FLAG( pcVPS->getCprmsPresentFlag( i ) ? 1 : 0, "cprms_present_flag[i]" );
627      }
628      codeHrdParameters(pcVPS->getHrdParameters(i), pcVPS->getCprmsPresentFlag( i ), pcVPS->getMaxTLayers() - 1);
629    }
630#if L0043_TIMING_INFO
631  }
632#endif
633  WRITE_FLAG( 0,                     "vps_extension_flag" );
634 
635  //future extensions here..
636 
637  return;
638}
639
640Void TEncCavlc::codeSliceHeader         ( TComSlice* pcSlice )
641{
642#if ENC_DEC_TRACE 
643  xTraceSliceHeader (pcSlice);
644#endif
645
646  //calculate number of bits required for slice address
647  Int maxSliceSegmentAddress = pcSlice->getPic()->getNumCUsInFrame();
648  Int bitsSliceSegmentAddress = 0;
649  while(maxSliceSegmentAddress>(1<<bitsSliceSegmentAddress)) 
650  {
651    bitsSliceSegmentAddress++;
652  }
653  Int ctuAddress;
654  if (pcSlice->isNextSlice())
655  {
656    // Calculate slice address
657    ctuAddress = (pcSlice->getSliceCurStartCUAddr()/pcSlice->getPic()->getNumPartInCU());
658  }
659  else
660  {
661    // Calculate slice address
662    ctuAddress = (pcSlice->getSliceSegmentCurStartCUAddr()/pcSlice->getPic()->getNumPartInCU());
663  }
664  //write slice address
665  Int sliceSegmentAddress = pcSlice->getPic()->getPicSym()->getCUOrderMap(ctuAddress);
666
667  WRITE_FLAG( sliceSegmentAddress==0, "first_slice_segment_in_pic_flag" );
668  if ( pcSlice->getRapPicFlag() )
669  {
670    WRITE_FLAG( 0, "no_output_of_prior_pics_flag" );
671  }
672  WRITE_UVLC( pcSlice->getPPS()->getPPSId(), "slice_pic_parameter_set_id" );
673  pcSlice->setDependentSliceSegmentFlag(!pcSlice->isNextSlice());
674  if ( pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag() && (sliceSegmentAddress!=0) )
675  {
676    WRITE_FLAG( pcSlice->getDependentSliceSegmentFlag() ? 1 : 0, "dependent_slice_segment_flag" );
677  }
678  if(sliceSegmentAddress>0)
679  {
680    WRITE_CODE( sliceSegmentAddress, bitsSliceSegmentAddress, "slice_segment_address" );
681  }
682  if ( !pcSlice->getDependentSliceSegmentFlag() )
683  {
684    for (Int i = 0; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++)
685    {
686      assert(!!"slice_reserved_undetermined_flag[]");
687      WRITE_FLAG(0, "slice_reserved_undetermined_flag[]");
688    }
689
690    WRITE_UVLC( pcSlice->getSliceType(),       "slice_type" );
691
692    if( pcSlice->getPPS()->getOutputFlagPresentFlag() )
693    {
694      WRITE_FLAG( pcSlice->getPicOutputFlag() ? 1 : 0, "pic_output_flag" );
695    }
696
697    // in the first version chroma_format_idc is equal to one, thus colour_plane_id will not be present
698    assert (pcSlice->getSPS()->getChromaFormatIdc() == 1 );
699    // if( separate_colour_plane_flag  ==  1 )
700    //   colour_plane_id                                      u(2)
701
702    if( !pcSlice->getIdrPicFlag() )
703    {
704      Int picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC()))%(1<<pcSlice->getSPS()->getBitsForPOC());
705      WRITE_CODE( picOrderCntLSB, pcSlice->getSPS()->getBitsForPOC(), "pic_order_cnt_lsb");
706      TComReferencePictureSet* rps = pcSlice->getRPS();
707     
708#if FIX1071
709      // Deal with bitstream restriction stating that:
710      // – If the current picture is a BLA or CRA picture, the value of NumPocTotalCurr shall be equal to 0.
711      // Ideally this process should not be repeated for each slice in a picture
712      TComReferencePictureSet altRps;
713      Bool useAltRps = false;
714      if (pcSlice->getRapPicFlag())
715      {
716        for (Int picIdx = 0; !useAltRps && picIdx < rps->getNumberOfPictures(); picIdx++)
717        {
718          useAltRps = rps->getUsed(picIdx);
719        }
720        if (useAltRps)
721        {
722          memcpy(&altRps, rps, sizeof(TComReferencePictureSet));
723          rps = &altRps;
724          for (Int picIdx = 0; picIdx < rps->getNumberOfPictures(); picIdx++)
725          {
726            rps->setUsed(picIdx, false);
727          }
728        }
729      }
730
731      if(pcSlice->getRPSidx() < 0 || useAltRps)
732#else
733      if(pcSlice->getRPSidx() < 0)
734#endif
735      {
736        WRITE_FLAG( 0, "short_term_ref_pic_set_sps_flag");
737        codeShortTermRefPicSet(pcSlice->getSPS(), rps, true, pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets());
738      }
739      else
740      {
741        WRITE_FLAG( 1, "short_term_ref_pic_set_sps_flag");
742        Int numBits = 0;
743        while ((1 << numBits) < pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets())
744        {
745          numBits++;
746        }
747        if (numBits > 0)
748        {
749          WRITE_CODE( pcSlice->getRPSidx(), numBits, "short_term_ref_pic_set_idx" );         
750        }
751      }
752      if(pcSlice->getSPS()->getLongTermRefsPresent())
753      {
754        Int numLtrpInSH = rps->getNumberOfLongtermPictures();
755        Int ltrpInSPS[MAX_NUM_REF_PICS];
756        Int numLtrpInSPS = 0;
757        UInt ltrpIndex;
758        Int counter = 0;
759        for(Int k = rps->getNumberOfPictures()-1; k > rps->getNumberOfPictures()-rps->getNumberOfLongtermPictures()-1; k--) 
760        {
761          if (findMatchingLTRP(pcSlice, &ltrpIndex, rps->getPOC(k), rps->getUsed(k))) 
762          {
763            ltrpInSPS[numLtrpInSPS] = ltrpIndex;
764            numLtrpInSPS++;
765          }
766          else
767          {
768            counter++;
769          }
770        }
771        numLtrpInSH -= numLtrpInSPS;
772
773        Int bitsForLtrpInSPS = 0;
774        while (pcSlice->getSPS()->getNumLongTermRefPicSPS() > (1 << bitsForLtrpInSPS))
775        {
776          bitsForLtrpInSPS++;
777        }
778        if (pcSlice->getSPS()->getNumLongTermRefPicSPS() > 0) 
779        {
780          WRITE_UVLC( numLtrpInSPS, "num_long_term_sps");
781        }
782        WRITE_UVLC( numLtrpInSH, "num_long_term_pics");
783        // Note that the LSBs of the LT ref. pic. POCs must be sorted before.
784        // Not sorted here because LT ref indices will be used in setRefPicList()
785        Int prevDeltaMSB = 0, prevLSB = 0;
786        Int offset = rps->getNumberOfNegativePictures() + rps->getNumberOfPositivePictures();
787        for(Int i=rps->getNumberOfPictures()-1 ; i > offset-1; i--)
788        {
789          if (counter < numLtrpInSPS)
790          {
791            if (bitsForLtrpInSPS > 0)
792            {
793              WRITE_CODE( ltrpInSPS[counter], bitsForLtrpInSPS, "lt_idx_sps[i]");             
794            }
795          }
796          else 
797          {
798            WRITE_CODE( rps->getPocLSBLT(i), pcSlice->getSPS()->getBitsForPOC(), "poc_lsb_lt");
799            WRITE_FLAG( rps->getUsed(i), "used_by_curr_pic_lt_flag"); 
800          }
801          WRITE_FLAG( rps->getDeltaPocMSBPresentFlag(i), "delta_poc_msb_present_flag");
802
803          if(rps->getDeltaPocMSBPresentFlag(i))
804          {
805            Bool deltaFlag = false;
806            //  First LTRP from SPS                 ||  First LTRP from SH                              || curr LSB            != prev LSB
807            if( (i == rps->getNumberOfPictures()-1) || (i == rps->getNumberOfPictures()-1-numLtrpInSPS) || (rps->getPocLSBLT(i) != prevLSB) )
808            {
809              deltaFlag = true;
810            }
811            if(deltaFlag)
812            {
813              WRITE_UVLC( rps->getDeltaPocMSBCycleLT(i), "delta_poc_msb_cycle_lt[i]" );
814            }
815            else
816            {             
817              Int differenceInDeltaMSB = rps->getDeltaPocMSBCycleLT(i) - prevDeltaMSB;
818              assert(differenceInDeltaMSB >= 0);
819              WRITE_UVLC( differenceInDeltaMSB, "delta_poc_msb_cycle_lt[i]" );
820            }
821            prevLSB = rps->getPocLSBLT(i);
822            prevDeltaMSB = rps->getDeltaPocMSBCycleLT(i);
823          }
824        }
825      }
826      if (pcSlice->getSPS()->getTMVPFlagsPresent())
827      {
828        WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enable_flag" );
829      }
830    }
831    if(pcSlice->getSPS()->getUseSAO())
832    {
833      if (pcSlice->getSPS()->getUseSAO())
834      {
835         WRITE_FLAG( pcSlice->getSaoEnabledFlag(), "slice_sao_luma_flag" );
836         {
837           SAOParam *saoParam = pcSlice->getPic()->getPicSym()->getSaoParam();
838          WRITE_FLAG( saoParam->bSaoFlag[1], "slice_sao_chroma_flag" );
839         }
840      }
841    }
842
843    //check if numrefidxes match the defaults. If not, override
844
845    if (!pcSlice->isIntra())
846    {
847      Bool overrideFlag = (pcSlice->getNumRefIdx( REF_PIC_LIST_0 )!=pcSlice->getPPS()->getNumRefIdxL0DefaultActive()||(pcSlice->isInterB()&&pcSlice->getNumRefIdx( REF_PIC_LIST_1 )!=pcSlice->getPPS()->getNumRefIdxL1DefaultActive()));
848      WRITE_FLAG( overrideFlag ? 1 : 0,                               "num_ref_idx_active_override_flag");
849      if (overrideFlag) 
850      {
851        WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_0 ) - 1,      "num_ref_idx_l0_active_minus1" );
852        if (pcSlice->isInterB())
853        {
854          WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_1 ) - 1,    "num_ref_idx_l1_active_minus1" );
855        }
856        else
857        {
858          pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
859        }
860      }
861    }
862    else
863    {
864      pcSlice->setNumRefIdx(REF_PIC_LIST_0, 0);
865      pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
866    }
867
868    if( pcSlice->getPPS()->getListsModificationPresentFlag() && pcSlice->getNumRpsCurrTempList() > 1)
869    {
870      TComRefPicListModification* refPicListModification = pcSlice->getRefPicListModification();
871      if(!pcSlice->isIntra())
872      {
873        WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0() ? 1 : 0,       "ref_pic_list_modification_flag_l0" );
874        if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0())
875        {
876          Int numRpsCurrTempList0 = pcSlice->getNumRpsCurrTempList();
877          if (numRpsCurrTempList0 > 1)
878          {
879            Int length = 1;
880            numRpsCurrTempList0 --;
881            while ( numRpsCurrTempList0 >>= 1) 
882            {
883              length ++;
884            }
885            for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_0 ); i++)
886            {
887              WRITE_CODE( refPicListModification->getRefPicSetIdxL0(i), length, "list_entry_l0");
888            }
889          }
890        }
891      }
892      if(pcSlice->isInterB())
893      {   
894        WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1() ? 1 : 0,       "ref_pic_list_modification_flag_l1" );
895        if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1())
896        {
897          Int numRpsCurrTempList1 = pcSlice->getNumRpsCurrTempList();
898          if ( numRpsCurrTempList1 > 1 )
899          {
900            Int length = 1;
901            numRpsCurrTempList1 --;
902            while ( numRpsCurrTempList1 >>= 1)
903            {
904              length ++;
905            }
906            for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_1 ); i++)
907            {
908              WRITE_CODE( refPicListModification->getRefPicSetIdxL1(i), length, "list_entry_l1");
909            }
910          }
911        }
912      }
913    }
914   
915    if (pcSlice->isInterB())
916    {
917      WRITE_FLAG( pcSlice->getMvdL1ZeroFlag() ? 1 : 0,   "mvd_l1_zero_flag");
918    }
919
920    if(!pcSlice->isIntra())
921    {
922      if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag())
923      {
924        SliceType sliceType   = pcSlice->getSliceType();
925        Int  encCABACTableIdx = pcSlice->getPPS()->getEncCABACTableIdx();
926        Bool encCabacInitFlag = (sliceType!=encCABACTableIdx && encCABACTableIdx!=I_SLICE) ? true : false;
927        pcSlice->setCabacInitFlag( encCabacInitFlag );
928        WRITE_FLAG( encCabacInitFlag?1:0, "cabac_init_flag" );
929      }
930    }
931
932    if ( pcSlice->getEnableTMVPFlag() )
933    {
934      if ( pcSlice->getSliceType() == B_SLICE )
935      {
936        WRITE_FLAG( pcSlice->getColFromL0Flag(), "collocated_from_l0_flag" );
937      }
938
939      if ( pcSlice->getSliceType() != I_SLICE &&
940        ((pcSlice->getColFromL0Flag()==1 && pcSlice->getNumRefIdx(REF_PIC_LIST_0)>1)||
941        (pcSlice->getColFromL0Flag()==0  && pcSlice->getNumRefIdx(REF_PIC_LIST_1)>1)))
942      {
943        WRITE_UVLC( pcSlice->getColRefIdx(), "collocated_ref_idx" );
944      }
945    }
946    if ( (pcSlice->getPPS()->getUseWP() && pcSlice->getSliceType()==P_SLICE) || (pcSlice->getPPS()->getWPBiPred() && pcSlice->getSliceType()==B_SLICE) )
947    {
948      xCodePredWeightTable( pcSlice );
949    }
950    assert(pcSlice->getMaxNumMergeCand()<=MRG_MAX_NUM_CANDS);
951    if (!pcSlice->isIntra())
952    {
953      WRITE_UVLC(MRG_MAX_NUM_CANDS - pcSlice->getMaxNumMergeCand(), "five_minus_max_num_merge_cand");
954    }
955    Int iCode = pcSlice->getSliceQp() - ( pcSlice->getPPS()->getPicInitQPMinus26() + 26 );
956    WRITE_SVLC( iCode, "slice_qp_delta" ); 
957    if (pcSlice->getPPS()->getSliceChromaQpFlag())
958    {
959      iCode = pcSlice->getSliceQpDeltaCb();
960      WRITE_SVLC( iCode, "slice_qp_delta_cb" );
961      iCode = pcSlice->getSliceQpDeltaCr();
962      WRITE_SVLC( iCode, "slice_qp_delta_cr" );
963    }
964    if (pcSlice->getPPS()->getDeblockingFilterControlPresentFlag())
965    {
966      if (pcSlice->getPPS()->getDeblockingFilterOverrideEnabledFlag() )
967      {
968        WRITE_FLAG(pcSlice->getDeblockingFilterOverrideFlag(), "deblocking_filter_override_flag");
969      }
970      if (pcSlice->getDeblockingFilterOverrideFlag())
971      {
972        WRITE_FLAG(pcSlice->getDeblockingFilterDisable(), "slice_disable_deblocking_filter_flag");
973        if(!pcSlice->getDeblockingFilterDisable())
974        {
975          WRITE_SVLC (pcSlice->getDeblockingFilterBetaOffsetDiv2(), "slice_beta_offset_div2");
976          WRITE_SVLC (pcSlice->getDeblockingFilterTcOffsetDiv2(),   "slice_tc_offset_div2");
977        }
978      }
979    }
980
981    Bool isSAOEnabled = (!pcSlice->getSPS()->getUseSAO())?(false):(pcSlice->getSaoEnabledFlag()||pcSlice->getSaoEnabledFlagChroma());
982    Bool isDBFEnabled = (!pcSlice->getDeblockingFilterDisable());
983
984    if(pcSlice->getPPS()->getLoopFilterAcrossSlicesEnabledFlag() && ( isSAOEnabled || isDBFEnabled ))
985    {
986      WRITE_FLAG(pcSlice->getLFCrossSliceBoundaryFlag()?1:0, "slice_loop_filter_across_slices_enabled_flag");
987    }
988  }
989  if(pcSlice->getPPS()->getSliceHeaderExtensionPresentFlag())
990  {
991    WRITE_UVLC(0,"slice_header_extension_length");
992  }
993}
994
995Void TEncCavlc::codePTL( TComPTL* pcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1)
996{
997  if(profilePresentFlag)
998  {
999    codeProfileTier(pcPTL->getGeneralPTL());    // general_...
1000  }
1001  WRITE_CODE( pcPTL->getGeneralPTL()->getLevelIdc(), 8, "general_level_idc" );
1002
1003#if L0363_BYTE_ALIGN
1004  for (Int i = 0; i < maxNumSubLayersMinus1; i++)
1005  {
1006    if(profilePresentFlag)
1007    {
1008      WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" );
1009    }
1010   
1011    WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i),   "sub_layer_level_present_flag[i]" );
1012  }
1013 
1014  if (maxNumSubLayersMinus1 > 0)
1015  {
1016    for (Int i = maxNumSubLayersMinus1; i < 8; i++)
1017    {
1018      WRITE_CODE(0, 2, "reserved_zero_2bits");
1019    }
1020  }
1021#endif
1022 
1023  for(Int i = 0; i < maxNumSubLayersMinus1; i++)
1024  {
1025#if !L0363_BYTE_ALIGN
1026    if(profilePresentFlag)
1027    {
1028      WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" );
1029    }
1030
1031    WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i),   "sub_layer_level_present_flag[i]" );
1032#endif
1033    if( profilePresentFlag && pcPTL->getSubLayerProfilePresentFlag(i) )
1034    {
1035      codeProfileTier(pcPTL->getSubLayerPTL(i));  // sub_layer_...
1036    }
1037    if( pcPTL->getSubLayerLevelPresentFlag(i) )
1038    {
1039      WRITE_CODE( pcPTL->getSubLayerPTL(i)->getLevelIdc(), 8, "sub_layer_level_idc[i]" );
1040    }
1041  }
1042}
1043Void TEncCavlc::codeProfileTier( ProfileTierLevel* ptl )
1044{
1045  WRITE_CODE( ptl->getProfileSpace(), 2 ,     "XXX_profile_space[]");
1046  WRITE_FLAG( ptl->getTierFlag    (),         "XXX_tier_flag[]"    );
1047  WRITE_CODE( ptl->getProfileIdc  (), 5 ,     "XXX_profile_idc[]"  );   
1048  for(Int j = 0; j < 32; j++)
1049  {
1050    WRITE_FLAG( ptl->getProfileCompatibilityFlag(j), "XXX_profile_compatibility_flag[][j]");   
1051  }
1052
1053#if L0046_CONSTRAINT_FLAGS
1054  WRITE_FLAG(ptl->getProgressiveSourceFlag(),   "general_progressive_source_flag");
1055  WRITE_FLAG(ptl->getInterlacedSourceFlag(),    "general_interlaced_source_flag");
1056  WRITE_FLAG(ptl->getNonPackedConstraintFlag(), "general_non_packed_constraint_flag");
1057  WRITE_FLAG(ptl->getFrameOnlyConstraintFlag(), "general_frame_only_constraint_flag");
1058 
1059  WRITE_CODE(0 , 16, "XXX_reserved_zero_44bits[0..15]");
1060  WRITE_CODE(0 , 16, "XXX_reserved_zero_44bits[16..31]");
1061  WRITE_CODE(0 , 12, "XXX_reserved_zero_44bits[32..43]");
1062#elif L0363_MORE_BITS
1063  WRITE_CODE(0 , 16, "XXX_reserved_zero_48bits[0..15]");
1064  WRITE_CODE(0 , 16, "XXX_reserved_zero_48bits[16..31]");
1065  WRITE_CODE(0 , 16, "XXX_reserved_zero_48bits[32..47]");
1066#else
1067  WRITE_CODE(0 , 16, "XXX_reserved_zero_16bits[]");
1068#endif
1069}
1070#if SIGNAL_BITRATE_PICRATE_IN_VPS
1071Void TEncCavlc::codeBitratePicRateInfo(TComBitRatePicRateInfo *info, Int tempLevelLow, Int tempLevelHigh)
1072{
1073  for(Int i = tempLevelLow; i <= tempLevelHigh; i++)
1074  {
1075    WRITE_FLAG( info->getBitRateInfoPresentFlag(i),  "bit_rate_info_present_flag[i]" );
1076    WRITE_FLAG( info->getPicRateInfoPresentFlag(i),  "pic_rate_info_present_flag[i]" );
1077    if(info->getBitRateInfoPresentFlag(i))
1078    {
1079      WRITE_CODE( info->getAvgBitRate(i), 16, "avg_bit_rate[i]" );
1080      WRITE_CODE( info->getMaxBitRate(i), 16, "max_bit_rate[i]" );
1081    }
1082    if(info->getPicRateInfoPresentFlag(i))
1083    {
1084      WRITE_CODE( info->getConstantPicRateIdc(i),  2, "constant_pic_rate_idc[i]" );
1085      WRITE_CODE( info->getAvgPicRate(i),         16, "avg_pic_rate[i]"          );
1086    }
1087  }
1088}
1089#endif 
1090/**
1091 - write wavefront substreams sizes for the slice header.
1092 .
1093 \param pcSlice Where we find the substream size information.
1094 */
1095Void  TEncCavlc::codeTilesWPPEntryPoint( TComSlice* pSlice )
1096{
1097  if (!pSlice->getPPS()->getTilesEnabledFlag() && !pSlice->getPPS()->getEntropyCodingSyncEnabledFlag())
1098  {
1099    return;
1100  }
1101  UInt numEntryPointOffsets = 0, offsetLenMinus1 = 0, maxOffset = 0;
1102  Int  numZeroSubstreamsAtStartOfSlice  = 0;
1103  UInt *entryPointOffset = NULL;
1104  if ( pSlice->getPPS()->getTilesEnabledFlag() )
1105  {
1106    numEntryPointOffsets = pSlice->getTileLocationCount();
1107    entryPointOffset     = new UInt[numEntryPointOffsets];
1108    for (Int idx=0; idx<pSlice->getTileLocationCount(); idx++)
1109    {
1110      if ( idx == 0 )
1111      {
1112        entryPointOffset [ idx ] = pSlice->getTileLocation( 0 );
1113      }
1114      else
1115      {
1116        entryPointOffset [ idx ] = pSlice->getTileLocation( idx ) - pSlice->getTileLocation( idx-1 );
1117      }
1118
1119      if ( entryPointOffset[ idx ] > maxOffset )
1120      {
1121        maxOffset = entryPointOffset[ idx ];
1122      }
1123    }
1124  }
1125  else if ( pSlice->getPPS()->getEntropyCodingSyncEnabledFlag() )
1126  {
1127    UInt* pSubstreamSizes               = pSlice->getSubstreamSizes();
1128    Int maxNumParts                       = pSlice->getPic()->getNumPartInCU();
1129    numZeroSubstreamsAtStartOfSlice       = pSlice->getSliceSegmentCurStartCUAddr()/maxNumParts/pSlice->getPic()->getFrameWidthInCU();
1130    Int  numZeroSubstreamsAtEndOfSlice    = pSlice->getPic()->getFrameHeightInCU()-1 - ((pSlice->getSliceSegmentCurEndCUAddr()-1)/maxNumParts/pSlice->getPic()->getFrameWidthInCU());
1131    numEntryPointOffsets                  = pSlice->getPPS()->getNumSubstreams() - numZeroSubstreamsAtStartOfSlice - numZeroSubstreamsAtEndOfSlice - 1;
1132    pSlice->setNumEntryPointOffsets(numEntryPointOffsets);
1133    entryPointOffset           = new UInt[numEntryPointOffsets];
1134    for (Int idx=0; idx<numEntryPointOffsets; idx++)
1135    {
1136      entryPointOffset[ idx ] = ( pSubstreamSizes[ idx+numZeroSubstreamsAtStartOfSlice ] >> 3 ) ;
1137      if ( entryPointOffset[ idx ] > maxOffset )
1138      {
1139        maxOffset = entryPointOffset[ idx ];
1140      }
1141    }
1142  }
1143  // Determine number of bits "offsetLenMinus1+1" required for entry point information
1144  offsetLenMinus1 = 0;
1145  while (maxOffset >= (1u << (offsetLenMinus1 + 1)))
1146  {
1147    offsetLenMinus1++;
1148    assert(offsetLenMinus1 + 1 < 32);   
1149  }
1150
1151  WRITE_UVLC(numEntryPointOffsets, "num_entry_point_offsets");
1152  if (numEntryPointOffsets>0)
1153  {
1154    WRITE_UVLC(offsetLenMinus1, "offset_len_minus1");
1155  }
1156
1157  for (UInt idx=0; idx<numEntryPointOffsets; idx++)
1158  {
1159#if L0116_ENTRY_POINT
1160    WRITE_CODE(entryPointOffset[ idx ]-1, offsetLenMinus1+1, "entry_point_offset_minus1");
1161#else
1162    WRITE_CODE(entryPointOffset[ idx ], offsetLenMinus1+1, "entry_point_offset");
1163#endif
1164  }
1165
1166  delete [] entryPointOffset;
1167}
1168
1169Void TEncCavlc::codeTerminatingBit      ( UInt uilsLast )
1170{
1171}
1172
1173Void TEncCavlc::codeSliceFinish ()
1174{
1175}
1176
1177Void TEncCavlc::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1178{
1179  assert(0);
1180}
1181
1182Void TEncCavlc::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1183{
1184  assert(0);
1185}
1186
1187Void TEncCavlc::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
1188{
1189  assert(0);
1190}
1191
1192Void TEncCavlc::codeMergeFlag    ( TComDataCU* pcCU, UInt uiAbsPartIdx )
1193{
1194  assert(0);
1195}
1196
1197Void TEncCavlc::codeMergeIndex    ( TComDataCU* pcCU, UInt uiAbsPartIdx )
1198{
1199  assert(0);
1200}
1201
1202Void TEncCavlc::codeInterModeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiEncMode )
1203{
1204  assert(0);
1205}
1206
1207Void TEncCavlc::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1208{
1209  assert(0);
1210}
1211
1212Void TEncCavlc::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1213{
1214  assert(0);
1215}
1216
1217Void TEncCavlc::codeSplitFlag   ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1218{
1219  assert(0);
1220}
1221
1222Void TEncCavlc::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
1223{
1224  assert(0);
1225}
1226
1227Void TEncCavlc::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1228{
1229  assert(0);
1230}
1231
1232Void TEncCavlc::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1233{
1234  assert(0);
1235}
1236
1237Void TEncCavlc::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth )
1238{
1239  assert(0);
1240}
1241Void TEncCavlc::codeQtRootCbfZero( TComDataCU* pcCU )
1242{
1243  assert(0);
1244}
1245
1246Void TEncCavlc::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType )
1247{
1248  assert(0);
1249}
1250
1251/** Code I_PCM information.
1252 * \param pcCU pointer to CU
1253 * \param uiAbsPartIdx CU index
1254 * \returns Void
1255 */
1256Void TEncCavlc::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1257{
1258  assert(0);
1259}
1260
1261Void TEncCavlc::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool isMultiple)
1262{
1263  assert(0);
1264}
1265
1266Void TEncCavlc::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1267{
1268  assert(0);
1269}
1270
1271Void TEncCavlc::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1272{
1273  assert(0);
1274}
1275
1276Void TEncCavlc::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1277{
1278  assert(0);
1279}
1280
1281Void TEncCavlc::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1282{
1283  assert(0);
1284}
1285
1286Void TEncCavlc::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1287{
1288  Int iDQp  = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1289
1290  Int qpBdOffsetY =  pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1291  iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1292
1293  xWriteSvlc( iDQp );
1294 
1295  return;
1296}
1297
1298Void TEncCavlc::codeCoeffNxN    ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1299{
1300  assert(0);
1301}
1302
1303Void TEncCavlc::estBit( estBitsSbacStruct* pcEstBitsCabac, Int width, Int height, TextType eTType )
1304{
1305  // printf("error : no VLC mode support in this version\n");
1306  return;
1307}
1308
1309// ====================================================================================================================
1310// Protected member functions
1311// ====================================================================================================================
1312
1313/** code explicit wp tables
1314 * \param TComSlice* pcSlice
1315 * \returns Void
1316 */
1317Void TEncCavlc::xCodePredWeightTable( TComSlice* pcSlice )
1318{
1319  wpScalingParam  *wp;
1320  Bool            bChroma     = true; // color always present in HEVC ?
1321  Int             iNbRef       = (pcSlice->getSliceType() == B_SLICE ) ? (2) : (1);
1322  Bool            bDenomCoded  = false;
1323  UInt            uiMode = 0;
1324  UInt            uiTotalSignalledWeightFlags = 0;
1325  if ( (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) || (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()) )
1326  {
1327    uiMode = 1; // explicit
1328  }
1329  if(uiMode == 1)
1330  {
1331
1332    for ( Int iNumRef=0 ; iNumRef<iNbRef ; iNumRef++ ) 
1333    {
1334      RefPicList  eRefPicList = ( iNumRef ? REF_PIC_LIST_1 : REF_PIC_LIST_0 );
1335
1336      for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1337      {
1338        pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1339        if ( !bDenomCoded ) 
1340        {
1341          Int iDeltaDenom;
1342          WRITE_UVLC( wp[0].uiLog2WeightDenom, "luma_log2_weight_denom" );     // ue(v): luma_log2_weight_denom
1343
1344          if( bChroma )
1345          {
1346            iDeltaDenom = (wp[1].uiLog2WeightDenom - wp[0].uiLog2WeightDenom);
1347            WRITE_SVLC( iDeltaDenom, "delta_chroma_log2_weight_denom" );       // se(v): delta_chroma_log2_weight_denom
1348          }
1349          bDenomCoded = true;
1350        }
1351        WRITE_FLAG( wp[0].bPresentFlag, "luma_weight_lX_flag" );               // u(1): luma_weight_lX_flag
1352        uiTotalSignalledWeightFlags += wp[0].bPresentFlag;
1353      }
1354      if (bChroma) 
1355      {
1356        for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1357        {
1358          pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1359          WRITE_FLAG( wp[1].bPresentFlag, "chroma_weight_lX_flag" );           // u(1): chroma_weight_lX_flag
1360          uiTotalSignalledWeightFlags += 2*wp[1].bPresentFlag;
1361        }
1362      }
1363
1364      for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) 
1365      {
1366        pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1367        if ( wp[0].bPresentFlag ) 
1368        {
1369          Int iDeltaWeight = (wp[0].iWeight - (1<<wp[0].uiLog2WeightDenom));
1370          WRITE_SVLC( iDeltaWeight, "delta_luma_weight_lX" );                  // se(v): delta_luma_weight_lX
1371          WRITE_SVLC( wp[0].iOffset, "luma_offset_lX" );                       // se(v): luma_offset_lX
1372        }
1373
1374        if ( bChroma ) 
1375        {
1376          if ( wp[1].bPresentFlag )
1377          {
1378            for ( Int j=1 ; j<3 ; j++ ) 
1379            {
1380              Int iDeltaWeight = (wp[j].iWeight - (1<<wp[1].uiLog2WeightDenom));
1381              WRITE_SVLC( iDeltaWeight, "delta_chroma_weight_lX" );            // se(v): delta_chroma_weight_lX
1382
1383              Int pred = ( 128 - ( ( 128*wp[j].iWeight)>>(wp[j].uiLog2WeightDenom) ) );
1384              Int iDeltaChroma = (wp[j].iOffset - pred);
1385              WRITE_SVLC( iDeltaChroma, "delta_chroma_offset_lX" );            // se(v): delta_chroma_offset_lX
1386            }
1387          }
1388        }
1389      }
1390    }
1391    assert(uiTotalSignalledWeightFlags<=24);
1392  }
1393}
1394
1395/** code quantization matrix
1396 *  \param scalingList quantization matrix information
1397 */
1398Void TEncCavlc::codeScalingList( TComScalingList* scalingList )
1399{
1400  UInt listId,sizeId;
1401  Bool scalingListPredModeFlag;
1402
1403#if SCALING_LIST_OUTPUT_RESULT
1404  Int startBit;
1405  Int startTotalBit;
1406  startBit = m_pcBitIf->getNumberOfWrittenBits();
1407  startTotalBit = m_pcBitIf->getNumberOfWrittenBits();
1408#endif
1409
1410    //for each size
1411    for(sizeId = 0; sizeId < SCALING_LIST_SIZE_NUM; sizeId++)
1412    {
1413      for(listId = 0; listId < g_scalingListNum[sizeId]; listId++)
1414      {
1415#if SCALING_LIST_OUTPUT_RESULT
1416        startBit = m_pcBitIf->getNumberOfWrittenBits();
1417#endif
1418        scalingListPredModeFlag = scalingList->checkPredMode( sizeId, listId );
1419        WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" );
1420        if(!scalingListPredModeFlag)// Copy Mode
1421        {
1422          WRITE_UVLC( (Int)listId - (Int)scalingList->getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta");
1423        }
1424        else// DPCM Mode
1425        {
1426          xCodeScalingList(scalingList, sizeId, listId);
1427        }
1428#if SCALING_LIST_OUTPUT_RESULT
1429        printf("Matrix [%d][%d] Bit %d\n",sizeId,listId,m_pcBitIf->getNumberOfWrittenBits() - startBit);
1430#endif
1431      }
1432    }
1433#if SCALING_LIST_OUTPUT_RESULT
1434  printf("Total Bit %d\n",m_pcBitIf->getNumberOfWrittenBits()-startTotalBit);
1435#endif
1436  return;
1437}
1438/** code DPCM
1439 * \param scalingList quantization matrix information
1440 * \param sizeIdc size index
1441 * \param listIdc list index
1442 */
1443Void TEncCavlc::xCodeScalingList(TComScalingList* scalingList, UInt sizeId, UInt listId)
1444{
1445  Int coefNum = min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId]);
1446  UInt* scan  = (sizeId == 0) ? g_auiSigLastScan [ SCAN_DIAG ] [ 1 ] :  g_sigLastScanCG32x32;
1447  Int nextCoef = SCALING_LIST_START_VALUE;
1448  Int data;
1449  Int *src = scalingList->getScalingListAddress(sizeId, listId);
1450    if( sizeId > SCALING_LIST_8x8 )
1451    {
1452      WRITE_SVLC( scalingList->getScalingListDC(sizeId,listId) - 8, "scaling_list_dc_coef_minus8");
1453      nextCoef = scalingList->getScalingListDC(sizeId,listId);
1454    }
1455    for(Int i=0;i<coefNum;i++)
1456    {
1457      data = src[scan[i]] - nextCoef;
1458      nextCoef = src[scan[i]];
1459      if(data > 127)
1460      {
1461        data = data - 256;
1462      }
1463      if(data < -128)
1464      {
1465        data = data + 256;
1466      }
1467
1468      WRITE_SVLC( data,  "scaling_list_delta_coef");
1469    }
1470}
1471Bool TEncCavlc::findMatchingLTRP ( TComSlice* pcSlice, UInt *ltrpsIndex, Int ltrpPOC, Bool usedFlag )
1472{
1473  // Bool state = true, state2 = false;
1474  Int lsb = ltrpPOC % (1<<pcSlice->getSPS()->getBitsForPOC());
1475  for (Int k = 0; k < pcSlice->getSPS()->getNumLongTermRefPicSPS(); k++)
1476  {
1477    if ( (lsb == pcSlice->getSPS()->getLtRefPicPocLsbSps(k)) && (usedFlag == pcSlice->getSPS()->getUsedByCurrPicLtSPSFlag(k)) )
1478    {
1479      *ltrpsIndex = k;
1480      return true;
1481    }
1482  }
1483  return false;
1484}
1485Bool TComScalingList::checkPredMode(UInt sizeId, UInt listId)
1486{
1487  for(Int predListIdx = (Int)listId ; predListIdx >= 0; predListIdx--)
1488  {
1489    if( !memcmp(getScalingListAddress(sizeId,listId),((listId == predListIdx) ?
1490      getScalingListDefaultAddress(sizeId, predListIdx): getScalingListAddress(sizeId, predListIdx)),sizeof(Int)*min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId])) // check value of matrix
1491     && ((sizeId < SCALING_LIST_16x16) || (getScalingListDC(sizeId,listId) == getScalingListDC(sizeId,predListIdx)))) // check DC value
1492    {
1493      setRefMatrixId(sizeId, listId, predListIdx);
1494      return false;
1495    }
1496  }
1497  return true;
1498}
1499//! \}
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