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source: SHVCSoftware/branches/SHM-dev/source/Lib/TLibEncoder/TEncCavlc.cpp @ 1499

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Last change on this file since 1499 was 1497, checked in by seregin, 9 years ago
reduce VPS memory footprint
Property svn:eol-style set to `native`
File size: 103.4 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) 2010-2015, 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
47	Void xTraceVPSHeader ()
48	{
49	fprintf( g_hTrace, "=========== Video Parameter Set ===========\n" );
50	}
51
52	Void xTraceSPSHeader ()
53	{
54	fprintf( g_hTrace, "=========== Sequence Parameter Set ===========\n" );
55	}
56
57	Void xTracePPSHeader ()
58	{
59	fprintf( g_hTrace, "=========== Picture Parameter Set ===========\n");
60	}
61
62	Void xTraceSliceHeader ()
63	{
64	fprintf( g_hTrace, "=========== Slice ===========\n");
65	}
66
67	Void xTraceAccessUnitDelimiter ()
68	{
69	fprintf( g_hTrace, "=========== Access Unit Delimiter ===========\n");
70	}
71
72	#endif
73
74	Void AUDWriter::codeAUD(TComBitIf& bs, const Int pictureType)
75	{
76	#if ENC_DEC_TRACE
77	xTraceAccessUnitDelimiter();
78	#endif
79
80	assert (pictureType < 3);
81	setBitstream(&bs);
82	WRITE_CODE(pictureType, 3, "pic_type");
83	xWriteRbspTrailingBits();
84	}
85
86	// ====================================================================================================================
87	// Constructor / destructor / create / destroy
88	// ====================================================================================================================
89
90	TEncCavlc::TEncCavlc()
91	{
92	m_pcBitIf = NULL;
93	}
94
95	TEncCavlc::~TEncCavlc()
96	{
97	}
98
99
100	// ====================================================================================================================
101	// Public member functions
102	// ====================================================================================================================
103
104	Void TEncCavlc::resetEntropy(const TComSlice* /pSlice/)
105	{
106	}
107
108
109	Void TEncCavlc::codeShortTermRefPicSet( const TComReferencePictureSet* rps, Bool calledFromSliceHeader, Int idx)
110	{
111	#if PRINT_RPS_INFO
112	Int lastBits = getNumberOfWrittenBits();
113	#endif
114	if (idx > 0)
115	{
116	WRITE_FLAG( rps->getInterRPSPrediction(), "inter_ref_pic_set_prediction_flag" ); // inter_RPS_prediction_flag
117	}
118	if (rps->getInterRPSPrediction())
119	{
120	Int deltaRPS = rps->getDeltaRPS();
121	if(calledFromSliceHeader)
122	{
123	WRITE_UVLC( rps->getDeltaRIdxMinus1(), "delta_idx_minus1" ); // delta index of the Reference Picture Set used for prediction minus 1
124	}
125
126	WRITE_CODE( (deltaRPS >=0 ? 0: 1), 1, "delta_rps_sign" ); //delta_rps_sign
127	WRITE_UVLC( abs(deltaRPS) - 1, "abs_delta_rps_minus1"); // absolute delta RPS minus 1
128
129	for(Int j=0; j < rps->getNumRefIdc(); j++)
130	{
131	Int refIdc = rps->getRefIdc(j);
132	WRITE_CODE( (refIdc==1? 1: 0), 1, "used_by_curr_pic_flag" ); //first bit is "1" if Idc is 1
133	if (refIdc != 1)
134	{
135	WRITE_CODE( refIdc>>1, 1, "use_delta_flag" ); //second bit is "1" if Idc is 2, "0" otherwise.
136	}
137	}
138	}
139	else
140	{
141	WRITE_UVLC( rps->getNumberOfNegativePictures(), "num_negative_pics" );
142	WRITE_UVLC( rps->getNumberOfPositivePictures(), "num_positive_pics" );
143	Int prev = 0;
144	for(Int j=0 ; j < rps->getNumberOfNegativePictures(); j++)
145	{
146	WRITE_UVLC( prev-rps->getDeltaPOC(j)-1, "delta_poc_s0_minus1" );
147	prev = rps->getDeltaPOC(j);
148	WRITE_FLAG( rps->getUsed(j), "used_by_curr_pic_s0_flag");
149	}
150	prev = 0;
151	for(Int j=rps->getNumberOfNegativePictures(); j < rps->getNumberOfNegativePictures()+rps->getNumberOfPositivePictures(); j++)
152	{
153	WRITE_UVLC( rps->getDeltaPOC(j)-prev-1, "delta_poc_s1_minus1" );
154	prev = rps->getDeltaPOC(j);
155	WRITE_FLAG( rps->getUsed(j), "used_by_curr_pic_s1_flag" );
156	}
157	}
158
159	#if PRINT_RPS_INFO
160	printf("irps=%d (%2d bits) ", rps->getInterRPSPrediction(), getNumberOfWrittenBits() - lastBits);
161	rps->printDeltaPOC();
162	#endif
163	}
164
165
166	#if CGS_3D_ASYMLUT
167	Void TEncCavlc::codePPS( const TComPPS* pcPPS, TEnc3DAsymLUT * pc3DAsymLUT )
168	#else
169	Void TEncCavlc::codePPS( const TComPPS* pcPPS )
170	#endif
171	{
172	#if ENC_DEC_TRACE
173	xTracePPSHeader ();
174	#endif
175
176	WRITE_UVLC( pcPPS->getPPSId(), "pps_pic_parameter_set_id" );
177	WRITE_UVLC( pcPPS->getSPSId(), "pps_seq_parameter_set_id" );
178	WRITE_FLAG( pcPPS->getDependentSliceSegmentsEnabledFlag() ? 1 : 0, "dependent_slice_segments_enabled_flag" );
179	WRITE_FLAG( pcPPS->getOutputFlagPresentFlag() ? 1 : 0, "output_flag_present_flag" );
180	WRITE_CODE( pcPPS->getNumExtraSliceHeaderBits(), 3, "num_extra_slice_header_bits");
181	WRITE_FLAG( pcPPS->getSignHideFlag(), "sign_data_hiding_flag" );
182	WRITE_FLAG( pcPPS->getCabacInitPresentFlag() ? 1 : 0, "cabac_init_present_flag" );
183	WRITE_UVLC( pcPPS->getNumRefIdxL0DefaultActive()-1, "num_ref_idx_l0_default_active_minus1");
184	WRITE_UVLC( pcPPS->getNumRefIdxL1DefaultActive()-1, "num_ref_idx_l1_default_active_minus1");
185
186	WRITE_SVLC( pcPPS->getPicInitQPMinus26(), "init_qp_minus26");
187	WRITE_FLAG( pcPPS->getConstrainedIntraPred() ? 1 : 0, "constrained_intra_pred_flag" );
188	WRITE_FLAG( pcPPS->getUseTransformSkip() ? 1 : 0, "transform_skip_enabled_flag" );
189	WRITE_FLAG( pcPPS->getUseDQP() ? 1 : 0, "cu_qp_delta_enabled_flag" );
190	if ( pcPPS->getUseDQP() )
191	{
192	WRITE_UVLC( pcPPS->getMaxCuDQPDepth(), "diff_cu_qp_delta_depth" );
193	}
194
195	WRITE_SVLC( pcPPS->getQpOffset(COMPONENT_Cb), "pps_cb_qp_offset" );
196	WRITE_SVLC( pcPPS->getQpOffset(COMPONENT_Cr), "pps_cr_qp_offset" );
197
198	WRITE_FLAG( pcPPS->getSliceChromaQpFlag() ? 1 : 0, "pps_slice_chroma_qp_offsets_present_flag" );
199
200	WRITE_FLAG( pcPPS->getUseWP() ? 1 : 0, "weighted_pred_flag" ); // Use of Weighting Prediction (P_SLICE)
201	WRITE_FLAG( pcPPS->getWPBiPred() ? 1 : 0, "weighted_bipred_flag" ); // Use of Weighting Bi-Prediction (B_SLICE)
202	WRITE_FLAG( pcPPS->getTransquantBypassEnableFlag() ? 1 : 0, "transquant_bypass_enable_flag" );
203	WRITE_FLAG( pcPPS->getTilesEnabledFlag() ? 1 : 0, "tiles_enabled_flag" );
204	WRITE_FLAG( pcPPS->getEntropyCodingSyncEnabledFlag() ? 1 : 0, "entropy_coding_sync_enabled_flag" );
205	if( pcPPS->getTilesEnabledFlag() )
206	{
207	WRITE_UVLC( pcPPS->getNumTileColumnsMinus1(), "num_tile_columns_minus1" );
208	WRITE_UVLC( pcPPS->getNumTileRowsMinus1(), "num_tile_rows_minus1" );
209	WRITE_FLAG( pcPPS->getTileUniformSpacingFlag(), "uniform_spacing_flag" );
210	if( !pcPPS->getTileUniformSpacingFlag() )
211	{
212	for(UInt i=0; i<pcPPS->getNumTileColumnsMinus1(); i++)
213	{
214	WRITE_UVLC( pcPPS->getTileColumnWidth(i)-1, "column_width_minus1" );
215	}
216	for(UInt i=0; i<pcPPS->getNumTileRowsMinus1(); i++)
217	{
218	WRITE_UVLC( pcPPS->getTileRowHeight(i)-1, "row_height_minus1" );
219	}
220	}
221	if(pcPPS->getNumTileColumnsMinus1() !=0 \|\| pcPPS->getNumTileRowsMinus1() !=0)
222	{
223	WRITE_FLAG( pcPPS->getLoopFilterAcrossTilesEnabledFlag()?1 : 0, "loop_filter_across_tiles_enabled_flag");
224	}
225	}
226	WRITE_FLAG( pcPPS->getLoopFilterAcrossSlicesEnabledFlag()?1 : 0, "pps_loop_filter_across_slices_enabled_flag");
227	WRITE_FLAG( pcPPS->getDeblockingFilterControlPresentFlag()?1 : 0, "deblocking_filter_control_present_flag");
228	if(pcPPS->getDeblockingFilterControlPresentFlag())
229	{
230	WRITE_FLAG( pcPPS->getDeblockingFilterOverrideEnabledFlag() ? 1 : 0, "deblocking_filter_override_enabled_flag" );
231	WRITE_FLAG( pcPPS->getPicDisableDeblockingFilterFlag() ? 1 : 0, "pps_disable_deblocking_filter_flag" );
232	if(!pcPPS->getPicDisableDeblockingFilterFlag())
233	{
234	WRITE_SVLC( pcPPS->getDeblockingFilterBetaOffsetDiv2(), "pps_beta_offset_div2" );
235	WRITE_SVLC( pcPPS->getDeblockingFilterTcOffsetDiv2(), "pps_tc_offset_div2" );
236	}
237	}
238	WRITE_FLAG( pcPPS->getScalingListPresentFlag() ? 1 : 0, "pps_scaling_list_data_present_flag" );
239	if( pcPPS->getScalingListPresentFlag() )
240	{
241	codeScalingList( pcPPS->getScalingList() );
242	}
243	WRITE_FLAG( pcPPS->getListsModificationPresentFlag(), "lists_modification_present_flag");
244	WRITE_UVLC( pcPPS->getLog2ParallelMergeLevelMinus2(), "log2_parallel_merge_level_minus2");
245	WRITE_FLAG( pcPPS->getSliceHeaderExtensionPresentFlag() ? 1 : 0, "slice_segment_header_extension_present_flag");
246
247	Bool pps_extension_present_flag=false;
248	Bool pps_extension_flags[NUM_PPS_EXTENSION_FLAGS]={false};
249
250	pps_extension_flags[PPS_EXT__REXT] = pcPPS->getPpsRangeExtension().settingsDifferFromDefaults(pcPPS->getUseTransformSkip());
251
252	// Other PPS extension flags checked here.
253
254	#if SVC_EXTENSION
255	pps_extension_flags[PPS_EXT__MLAYER] = pcPPS->getExtensionFlag() ? 1 : 0;
256	#if CGS_3D_ASYMLUT
257	UInt bits = 0;
258	#endif
259	#endif
260
261	for(Int i=0; i<NUM_PPS_EXTENSION_FLAGS; i++)
262	{
263	pps_extension_present_flag\|=pps_extension_flags[i];
264	}
265
266	WRITE_FLAG( (pps_extension_present_flag?1:0), "pps_extension_present_flag" );
267
268	if (pps_extension_present_flag)
269	{
270	#if ENC_DEC_TRACE \|\| RExt__DECODER_DEBUG_BIT_STATISTICS
271	static const TChar *syntaxStrings[]={ "pps_range_extension_flag",
272	"pps_multilayer_extension_flag",
273	"pps_extension_6bits[0]",
274	"pps_extension_6bits[1]",
275	"pps_extension_6bits[2]",
276	"pps_extension_6bits[3]",
277	"pps_extension_6bits[4]",
278	"pps_extension_6bits[5]" };
279	#endif
280
281	for(Int i=0; i<NUM_PPS_EXTENSION_FLAGS; i++)
282	{
283	WRITE_FLAG( pps_extension_flags[i]?1:0, syntaxStrings[i] );
284	}
285
286	for(Int i=0; i<NUM_PPS_EXTENSION_FLAGS; i++) // loop used so that the order is determined by the enum.
287	{
288	if (pps_extension_flags[i])
289	{
290	switch (PPSExtensionFlagIndex(i))
291	{
292	case PPS_EXT__REXT:
293	{
294	const TComPPSRExt &ppsRangeExtension = pcPPS->getPpsRangeExtension();
295	if (pcPPS->getUseTransformSkip())
296	{
297	WRITE_UVLC( ppsRangeExtension.getLog2MaxTransformSkipBlockSize()-2, "log2_max_transform_skip_block_size_minus2");
298	}
299
300	WRITE_FLAG((ppsRangeExtension.getCrossComponentPredictionEnabledFlag() ? 1 : 0), "cross_component_prediction_enabled_flag" );
301
302	WRITE_FLAG(UInt(ppsRangeExtension.getChromaQpOffsetListEnabledFlag()), "chroma_qp_offset_list_enabled_flag" );
303	if (ppsRangeExtension.getChromaQpOffsetListEnabledFlag())
304	{
305	WRITE_UVLC(ppsRangeExtension.getDiffCuChromaQpOffsetDepth(), "diff_cu_chroma_qp_offset_depth");
306	WRITE_UVLC(ppsRangeExtension.getChromaQpOffsetListLen() - 1, "chroma_qp_offset_list_len_minus1");
307	/* skip zero index */
308	for (Int cuChromaQpOffsetIdx = 0; cuChromaQpOffsetIdx < ppsRangeExtension.getChromaQpOffsetListLen(); cuChromaQpOffsetIdx++)
309	{
310	WRITE_SVLC(ppsRangeExtension.getChromaQpOffsetListEntry(cuChromaQpOffsetIdx+1).u.comp.CbOffset, "cb_qp_offset_list[i]");
311	WRITE_SVLC(ppsRangeExtension.getChromaQpOffsetListEntry(cuChromaQpOffsetIdx+1).u.comp.CrOffset, "cr_qp_offset_list[i]");
312	}
313	}
314
315	WRITE_UVLC( ppsRangeExtension.getLog2SaoOffsetScale(CHANNEL_TYPE_LUMA), "log2_sao_offset_scale_luma" );
316	WRITE_UVLC( ppsRangeExtension.getLog2SaoOffsetScale(CHANNEL_TYPE_CHROMA), "log2_sao_offset_scale_chroma" );
317	}
318	break;
319
320	#if SVC_EXTENSION
321	case PPS_EXT__MLAYER:
322	WRITE_FLAG( pcPPS->getPocResetInfoPresentFlag() ? 1 : 0, "poc_reset_info_present_flag" );
323
324	WRITE_FLAG( pcPPS->getInferScalingListFlag() ? 1 : 0, "pps_infer_scaling_list_flag" );
325	if( pcPPS->getInferScalingListFlag() )
326	{
327	// The value of pps_scaling_list_ref_layer_id shall be in the range of 0 to 62, inclusive
328	assert( pcPPS->getScalingListRefLayerId() <= 62 );
329	WRITE_CODE( pcPPS->getScalingListRefLayerId(), 6, "pps_scaling_list_ref_layer_id" );
330	}
331
332	WRITE_UVLC( pcPPS->getNumRefLayerLocationOffsets(), "num_ref_loc_offsets" );
333	for(Int k = 0; k < pcPPS->getNumRefLayerLocationOffsets(); k++)
334	{
335	WRITE_CODE( pcPPS->getRefLocationOffsetLayerId(k), 6, "ref_loc_offset_layer_id" );
336	WRITE_FLAG( pcPPS->getScaledRefLayerOffsetPresentFlag(k) ? 1 : 0, "scaled_ref_layer_offset_prsent_flag" );
337	if( pcPPS->getScaledRefLayerOffsetPresentFlag(k) )
338	{
339	Window scaledWindow = pcPPS->getScaledRefLayerWindow(k);
340	WRITE_SVLC( scaledWindow.getWindowLeftOffset() >> 1, "scaled_ref_layer_left_offset" );
341	WRITE_SVLC( scaledWindow.getWindowTopOffset() >> 1, "scaled_ref_layer_top_offset" );
342	WRITE_SVLC( scaledWindow.getWindowRightOffset() >> 1, "scaled_ref_layer_right_offset" );
343	WRITE_SVLC( scaledWindow.getWindowBottomOffset() >> 1, "scaled_ref_layer_bottom_offset" );
344	}
345
346	WRITE_FLAG( pcPPS->getRefRegionOffsetPresentFlag(k) ? 1 : 0, "ref_region_offset_prsent_flag" );
347
348	if( pcPPS->getRefRegionOffsetPresentFlag(k) )
349	{
350	const Window refWindow = pcPPS->getRefLayerWindow(k);
351	WRITE_SVLC( refWindow.getWindowLeftOffset() >> 1, "ref_region_left_offset" );
352	WRITE_SVLC( refWindow.getWindowTopOffset() >> 1, "ref_region_top_offset" );
353	WRITE_SVLC( refWindow.getWindowRightOffset() >> 1, "ref_region_right_offset" );
354	WRITE_SVLC( refWindow.getWindowBottomOffset() >> 1, "ref_region_bottom_offset" );
355	}
356
357	WRITE_FLAG( pcPPS->getResamplePhaseSetPresentFlag(k) ? 1 : 0, "resample_phase_set_present_flag" );
358
359	if( pcPPS->getResamplePhaseSetPresentFlag(k) )
360	{
361	WRITE_UVLC( pcPPS->getPhaseHorLuma(k), "phase_hor_luma" );
362	WRITE_UVLC( pcPPS->getPhaseVerLuma(k), "phase_ver_luma" );
363	WRITE_UVLC( pcPPS->getPhaseHorChroma(k) + 8, "phase_hor_chroma_plus8" );
364	WRITE_UVLC( pcPPS->getPhaseVerChroma(k) + 8, "phase_ver_chroma_plus8" );
365	}
366	}
367	#if CGS_3D_ASYMLUT
368	bits = getNumberOfWrittenBits();
369	WRITE_FLAG( pcPPS->getCGSFlag() , "colour_mapping_enabled_flag" );
370	if( pcPPS->getCGSFlag() )
371	{
372	assert( pc3DAsymLUT != NULL );
373	xCode3DAsymLUT( pc3DAsymLUT );
374	}
375	pc3DAsymLUT->setPPSBit( getNumberOfWrittenBits() - bits );
376	#endif
377	break;
378	#endif
379	default:
380	assert(pps_extension_flags[i]==false); // Should never get here with an active PPS extension flag.
381	break;
382	} // switch
383	} // if flag present
384	} // loop over PPS flags
385	} // pps_extension_present_flag is non-zero
386	xWriteRbspTrailingBits();
387	}
388
389	Void TEncCavlc::codeVUI( const TComVUI pcVUI, const TComSPS pcSPS )
390	{
391	#if ENC_DEC_TRACE
392	fprintf( g_hTrace, "----------- vui_parameters -----------\n");
393	#endif
394	WRITE_FLAG(pcVUI->getAspectRatioInfoPresentFlag(), "aspect_ratio_info_present_flag");
395	if (pcVUI->getAspectRatioInfoPresentFlag())
396	{
397	WRITE_CODE(pcVUI->getAspectRatioIdc(), 8, "aspect_ratio_idc" );
398	if (pcVUI->getAspectRatioIdc() == 255)
399	{
400	WRITE_CODE(pcVUI->getSarWidth(), 16, "sar_width");
401	WRITE_CODE(pcVUI->getSarHeight(), 16, "sar_height");
402	}
403	}
404	WRITE_FLAG(pcVUI->getOverscanInfoPresentFlag(), "overscan_info_present_flag");
405	if (pcVUI->getOverscanInfoPresentFlag())
406	{
407	WRITE_FLAG(pcVUI->getOverscanAppropriateFlag(), "overscan_appropriate_flag");
408	}
409	WRITE_FLAG(pcVUI->getVideoSignalTypePresentFlag(), "video_signal_type_present_flag");
410	if (pcVUI->getVideoSignalTypePresentFlag())
411	{
412	WRITE_CODE(pcVUI->getVideoFormat(), 3, "video_format");
413	WRITE_FLAG(pcVUI->getVideoFullRangeFlag(), "video_full_range_flag");
414	WRITE_FLAG(pcVUI->getColourDescriptionPresentFlag(), "colour_description_present_flag");
415	if (pcVUI->getColourDescriptionPresentFlag())
416	{
417	WRITE_CODE(pcVUI->getColourPrimaries(), 8, "colour_primaries");
418	WRITE_CODE(pcVUI->getTransferCharacteristics(), 8, "transfer_characteristics");
419	WRITE_CODE(pcVUI->getMatrixCoefficients(), 8, "matrix_coeffs");
420	}
421	}
422
423	WRITE_FLAG(pcVUI->getChromaLocInfoPresentFlag(), "chroma_loc_info_present_flag");
424	if (pcVUI->getChromaLocInfoPresentFlag())
425	{
426	WRITE_UVLC(pcVUI->getChromaSampleLocTypeTopField(), "chroma_sample_loc_type_top_field");
427	WRITE_UVLC(pcVUI->getChromaSampleLocTypeBottomField(), "chroma_sample_loc_type_bottom_field");
428	}
429
430	WRITE_FLAG(pcVUI->getNeutralChromaIndicationFlag(), "neutral_chroma_indication_flag");
431	WRITE_FLAG(pcVUI->getFieldSeqFlag(), "field_seq_flag");
432	WRITE_FLAG(pcVUI->getFrameFieldInfoPresentFlag(), "frame_field_info_present_flag");
433
434	Window defaultDisplayWindow = pcVUI->getDefaultDisplayWindow();
435	WRITE_FLAG(defaultDisplayWindow.getWindowEnabledFlag(), "default_display_window_flag");
436	if( defaultDisplayWindow.getWindowEnabledFlag() )
437	{
438	WRITE_UVLC(defaultDisplayWindow.getWindowLeftOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc()), "def_disp_win_left_offset");
439	WRITE_UVLC(defaultDisplayWindow.getWindowRightOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc()), "def_disp_win_right_offset");
440	WRITE_UVLC(defaultDisplayWindow.getWindowTopOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc()), "def_disp_win_top_offset");
441	WRITE_UVLC(defaultDisplayWindow.getWindowBottomOffset()/ TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc()), "def_disp_win_bottom_offset");
442	}
443	const TimingInfo *timingInfo = pcVUI->getTimingInfo();
444	WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(), "vui_timing_info_present_flag");
445	if(timingInfo->getTimingInfoPresentFlag())
446	{
447	WRITE_CODE(timingInfo->getNumUnitsInTick(), 32, "vui_num_units_in_tick");
448	WRITE_CODE(timingInfo->getTimeScale(), 32, "vui_time_scale");
449	WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(), "vui_poc_proportional_to_timing_flag");
450	if(timingInfo->getPocProportionalToTimingFlag())
451	{
452	WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(), "vui_num_ticks_poc_diff_one_minus1");
453	}
454	WRITE_FLAG(pcVUI->getHrdParametersPresentFlag(), "vui_hrd_parameters_present_flag");
455	if( pcVUI->getHrdParametersPresentFlag() )
456	{
457	codeHrdParameters(pcVUI->getHrdParameters(), 1, pcSPS->getMaxTLayers() - 1 );
458	}
459	}
460
461	WRITE_FLAG(pcVUI->getBitstreamRestrictionFlag(), "bitstream_restriction_flag");
462	if (pcVUI->getBitstreamRestrictionFlag())
463	{
464	WRITE_FLAG(pcVUI->getTilesFixedStructureFlag(), "tiles_fixed_structure_flag");
465	WRITE_FLAG(pcVUI->getMotionVectorsOverPicBoundariesFlag(), "motion_vectors_over_pic_boundaries_flag");
466	WRITE_FLAG(pcVUI->getRestrictedRefPicListsFlag(), "restricted_ref_pic_lists_flag");
467	WRITE_UVLC(pcVUI->getMinSpatialSegmentationIdc(), "min_spatial_segmentation_idc");
468	WRITE_UVLC(pcVUI->getMaxBytesPerPicDenom(), "max_bytes_per_pic_denom");
469	WRITE_UVLC(pcVUI->getMaxBitsPerMinCuDenom(), "max_bits_per_min_cu_denom");
470	WRITE_UVLC(pcVUI->getLog2MaxMvLengthHorizontal(), "log2_max_mv_length_horizontal");
471	WRITE_UVLC(pcVUI->getLog2MaxMvLengthVertical(), "log2_max_mv_length_vertical");
472	}
473	}
474
475	Void TEncCavlc::codeHrdParameters( const TComHRD *hrd, Bool commonInfPresentFlag, UInt maxNumSubLayersMinus1 )
476	{
477	if( commonInfPresentFlag )
478	{
479	WRITE_FLAG( hrd->getNalHrdParametersPresentFlag() ? 1 : 0 , "nal_hrd_parameters_present_flag" );
480	WRITE_FLAG( hrd->getVclHrdParametersPresentFlag() ? 1 : 0 , "vcl_hrd_parameters_present_flag" );
481	if( hrd->getNalHrdParametersPresentFlag() \|\| hrd->getVclHrdParametersPresentFlag() )
482	{
483	WRITE_FLAG( hrd->getSubPicCpbParamsPresentFlag() ? 1 : 0, "sub_pic_hrd_params_present_flag" );
484	if( hrd->getSubPicCpbParamsPresentFlag() )
485	{
486	WRITE_CODE( hrd->getTickDivisorMinus2(), 8, "tick_divisor_minus2" );
487	WRITE_CODE( hrd->getDuCpbRemovalDelayLengthMinus1(), 5, "du_cpb_removal_delay_increment_length_minus1" );
488	WRITE_FLAG( hrd->getSubPicCpbParamsInPicTimingSEIFlag() ? 1 : 0, "sub_pic_cpb_params_in_pic_timing_sei_flag" );
489	WRITE_CODE( hrd->getDpbOutputDelayDuLengthMinus1(), 5, "dpb_output_delay_du_length_minus1" );
490	}
491	WRITE_CODE( hrd->getBitRateScale(), 4, "bit_rate_scale" );
492	WRITE_CODE( hrd->getCpbSizeScale(), 4, "cpb_size_scale" );
493	if( hrd->getSubPicCpbParamsPresentFlag() )
494	{
495	WRITE_CODE( hrd->getDuCpbSizeScale(), 4, "du_cpb_size_scale" );
496	}
497	WRITE_CODE( hrd->getInitialCpbRemovalDelayLengthMinus1(), 5, "initial_cpb_removal_delay_length_minus1" );
498	WRITE_CODE( hrd->getCpbRemovalDelayLengthMinus1(), 5, "au_cpb_removal_delay_length_minus1" );
499	WRITE_CODE( hrd->getDpbOutputDelayLengthMinus1(), 5, "dpb_output_delay_length_minus1" );
500	}
501	}
502	Int i, j, nalOrVcl;
503	for( i = 0; i <= maxNumSubLayersMinus1; i ++ )
504	{
505	WRITE_FLAG( hrd->getFixedPicRateFlag( i ) ? 1 : 0, "fixed_pic_rate_general_flag");
506	Bool fixedPixRateWithinCvsFlag = true;
507	if( !hrd->getFixedPicRateFlag( i ) )
508	{
509	fixedPixRateWithinCvsFlag = hrd->getFixedPicRateWithinCvsFlag( i );
510	WRITE_FLAG( hrd->getFixedPicRateWithinCvsFlag( i ) ? 1 : 0, "fixed_pic_rate_within_cvs_flag");
511	}
512	if( fixedPixRateWithinCvsFlag )
513	{
514	WRITE_UVLC( hrd->getPicDurationInTcMinus1( i ), "elemental_duration_in_tc_minus1");
515	}
516	else
517	{
518	WRITE_FLAG( hrd->getLowDelayHrdFlag( i ) ? 1 : 0, "low_delay_hrd_flag");
519	}
520	if (!hrd->getLowDelayHrdFlag( i ))
521	{
522	WRITE_UVLC( hrd->getCpbCntMinus1( i ), "cpb_cnt_minus1");
523	}
524
525	for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ )
526	{
527	if( ( ( nalOrVcl == 0 ) && ( hrd->getNalHrdParametersPresentFlag() ) ) \|\|
528	( ( nalOrVcl == 1 ) && ( hrd->getVclHrdParametersPresentFlag() ) ) )
529	{
530	for( j = 0; j <= ( hrd->getCpbCntMinus1( i ) ); j ++ )
531	{
532	WRITE_UVLC( hrd->getBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_value_minus1");
533	WRITE_UVLC( hrd->getCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_value_minus1");
534	if( hrd->getSubPicCpbParamsPresentFlag() )
535	{
536	WRITE_UVLC( hrd->getDuCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_du_value_minus1");
537	WRITE_UVLC( hrd->getDuBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_du_value_minus1");
538	}
539	WRITE_FLAG( hrd->getCbrFlag( i, j, nalOrVcl ) ? 1 : 0, "cbr_flag");
540	}
541	}
542	}
543	}
544	}
545
546	Void TEncCavlc::codeSPS( const TComSPS* pcSPS )
547	{
548	#if SVC_EXTENSION
549	Bool V1CompatibleSPSFlag = !(pcSPS->getLayerId() != 0 && pcSPS->getNumDirectRefLayers() != 0);
550	#endif
551
552	const ChromaFormat format = pcSPS->getChromaFormatIdc();
553	const Bool chromaEnabled = isChromaEnabled(format);
554
555	#if ENC_DEC_TRACE
556	xTraceSPSHeader ();
557	#endif
558	WRITE_CODE( pcSPS->getVPSId (), 4, "sps_video_parameter_set_id" );
559	#if SVC_EXTENSION
560	if(pcSPS->getLayerId() == 0)
561	{
562	#endif
563	WRITE_CODE( pcSPS->getMaxTLayers() - 1, 3, "sps_max_sub_layers_minus1" );
564	#if SVC_EXTENSION
565	}
566	else
567	{
568	WRITE_CODE( V1CompatibleSPSFlag ? (pcSPS->getMaxTLayers() - 1) : 7, 3, "sps_ext_or_max_sub_layers_minus1" );
569	}
570
571	if( V1CompatibleSPSFlag )
572	{
573	#endif
574	WRITE_FLAG( pcSPS->getTemporalIdNestingFlag() ? 1 : 0, "sps_temporal_id_nesting_flag" );
575	codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1);
576	#if SVC_EXTENSION
577	}
578	#endif
579	WRITE_UVLC( pcSPS->getSPSId (), "sps_seq_parameter_set_id" );
580	#if SVC_EXTENSION
581	if( !V1CompatibleSPSFlag )
582	{
583	WRITE_FLAG( pcSPS->getUpdateRepFormatFlag(), "update_rep_format_flag" );
584
585	if( pcSPS->getUpdateRepFormatFlag())
586	{
587	WRITE_CODE( pcSPS->getUpdateRepFormatIndex(), 8, "sps_rep_format_idx");
588	}
589	}
590	else
591	{
592	#endif
593	WRITE_UVLC( Int(pcSPS->getChromaFormatIdc ()), "chroma_format_idc" );
594	if( format == CHROMA_444 )
595	{
596	WRITE_FLAG( 0, "separate_colour_plane_flag");
597	}
598
599	WRITE_UVLC( pcSPS->getPicWidthInLumaSamples (), "pic_width_in_luma_samples" );
600	WRITE_UVLC( pcSPS->getPicHeightInLumaSamples(), "pic_height_in_luma_samples" );
601	Window conf = pcSPS->getConformanceWindow();
602
603	WRITE_FLAG( conf.getWindowEnabledFlag(), "conformance_window_flag" );
604	if (conf.getWindowEnabledFlag())
605	{
606	#if SVC_EXTENSION
607	WRITE_UVLC( conf.getWindowLeftOffset(), "conf_win_left_offset" );
608	WRITE_UVLC( conf.getWindowRightOffset(), "conf_win_right_offset" );
609	WRITE_UVLC( conf.getWindowTopOffset(), "conf_win_top_offset" );
610	WRITE_UVLC( conf.getWindowBottomOffset(), "conf_win_bottom_offset" );
611	#else
612	WRITE_UVLC( conf.getWindowLeftOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_left_offset" );
613	WRITE_UVLC( conf.getWindowRightOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_right_offset" );
614	WRITE_UVLC( conf.getWindowTopOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_top_offset" );
615	WRITE_UVLC( conf.getWindowBottomOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_bottom_offset" );
616	#endif
617	}
618	#if SVC_EXTENSION
619	}
620
621	if( V1CompatibleSPSFlag )
622	{
623	#endif
624	WRITE_UVLC( pcSPS->getBitDepth(CHANNEL_TYPE_LUMA) - 8, "bit_depth_luma_minus8" );
625
626	WRITE_UVLC( chromaEnabled ? (pcSPS->getBitDepth(CHANNEL_TYPE_CHROMA) - 8):0, "bit_depth_chroma_minus8" );
627	#if SVC_EXTENSION
628	}
629	#endif
630
631	WRITE_UVLC( pcSPS->getBitsForPOC()-4, "log2_max_pic_order_cnt_lsb_minus4" );
632
633	#if SVC_EXTENSION
634	if( V1CompatibleSPSFlag )
635	{
636	#endif
637	const Bool subLayerOrderingInfoPresentFlag = 1;
638	WRITE_FLAG(subLayerOrderingInfoPresentFlag, "sps_sub_layer_ordering_info_present_flag");
639	for(UInt i=0; i <= pcSPS->getMaxTLayers()-1; i++)
640	{
641	WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i) - 1, "sps_max_dec_pic_buffering_minus1[i]" );
642	WRITE_UVLC( pcSPS->getNumReorderPics(i), "sps_max_num_reorder_pics[i]" );
643	WRITE_UVLC( pcSPS->getMaxLatencyIncreasePlus1(i), "sps_max_latency_increase_plus1[i]" );
644	if (!subLayerOrderingInfoPresentFlag)
645	{
646	break;
647	}
648	}
649	#if SVC_EXTENSION
650	}
651	#endif
652	assert( pcSPS->getMaxCUWidth() == pcSPS->getMaxCUHeight() );
653	WRITE_UVLC( pcSPS->getLog2MinCodingBlockSize() - 3, "log2_min_luma_coding_block_size_minus3" );
654	WRITE_UVLC( pcSPS->getLog2DiffMaxMinCodingBlockSize(), "log2_diff_max_min_luma_coding_block_size" );
655	WRITE_UVLC( pcSPS->getQuadtreeTULog2MinSize() - 2, "log2_min_luma_transform_block_size_minus2" );
656	WRITE_UVLC( pcSPS->getQuadtreeTULog2MaxSize() - pcSPS->getQuadtreeTULog2MinSize(), "log2_diff_max_min_luma_transform_block_size" );
657	WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthInter() - 1, "max_transform_hierarchy_depth_inter" );
658	WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthIntra() - 1, "max_transform_hierarchy_depth_intra" );
659	WRITE_FLAG( pcSPS->getScalingListFlag() ? 1 : 0, "scaling_list_enabled_flag" );
660	if(pcSPS->getScalingListFlag())
661	{
662	#if SVC_EXTENSION
663	if( !V1CompatibleSPSFlag )
664	{
665	WRITE_FLAG( pcSPS->getInferScalingListFlag() ? 1 : 0, "sps_infer_scaling_list_flag" );
666	}
667
668	if( pcSPS->getInferScalingListFlag() )
669	{
670	// The value of pps_scaling_list_ref_layer_id shall be in the range of 0 to 62, inclusive
671	assert( pcSPS->getScalingListRefLayerId() <= 62 );
672
673	WRITE_CODE( pcSPS->getScalingListRefLayerId(), 6, "sps_scaling_list_ref_layer_id" );
674	}
675	else
676	{
677	#endif
678	WRITE_FLAG( pcSPS->getScalingListPresentFlag() ? 1 : 0, "sps_scaling_list_data_present_flag" );
679	if(pcSPS->getScalingListPresentFlag())
680	{
681	codeScalingList( pcSPS->getScalingList() );
682	}
683	#if SVC_EXTENSION
684	}
685	#endif
686	}
687	WRITE_FLAG( pcSPS->getUseAMP() ? 1 : 0, "amp_enabled_flag" );
688	WRITE_FLAG( pcSPS->getUseSAO() ? 1 : 0, "sample_adaptive_offset_enabled_flag");
689
690	WRITE_FLAG( pcSPS->getUsePCM() ? 1 : 0, "pcm_enabled_flag");
691	if( pcSPS->getUsePCM() )
692	{
693	WRITE_CODE( pcSPS->getPCMBitDepth(CHANNEL_TYPE_LUMA) - 1, 4, "pcm_sample_bit_depth_luma_minus1" );
694	WRITE_CODE( chromaEnabled ? (pcSPS->getPCMBitDepth(CHANNEL_TYPE_CHROMA) - 1) : 0, 4, "pcm_sample_bit_depth_chroma_minus1" );
695	WRITE_UVLC( pcSPS->getPCMLog2MinSize() - 3, "log2_min_pcm_luma_coding_block_size_minus3" );
696	WRITE_UVLC( pcSPS->getPCMLog2MaxSize() - pcSPS->getPCMLog2MinSize(), "log2_diff_max_min_pcm_luma_coding_block_size" );
697	WRITE_FLAG( pcSPS->getPCMFilterDisableFlag()?1 : 0, "pcm_loop_filter_disable_flag");
698	}
699
700	assert( pcSPS->getMaxTLayers() > 0 );
701
702	const TComRPSList* rpsList = pcSPS->getRPSList();
703
704	WRITE_UVLC(rpsList->getNumberOfReferencePictureSets(), "num_short_term_ref_pic_sets" );
705	for(Int i=0; i < rpsList->getNumberOfReferencePictureSets(); i++)
706	{
707	const TComReferencePictureSet*rps = rpsList->getReferencePictureSet(i);
708	codeShortTermRefPicSet( rps,false, i);
709	}
710	WRITE_FLAG( pcSPS->getLongTermRefsPresent() ? 1 : 0, "long_term_ref_pics_present_flag" );
711	if (pcSPS->getLongTermRefsPresent())
712	{
713	WRITE_UVLC(pcSPS->getNumLongTermRefPicSPS(), "num_long_term_ref_pics_sps" );
714	for (UInt k = 0; k < pcSPS->getNumLongTermRefPicSPS(); k++)
715	{
716	WRITE_CODE( pcSPS->getLtRefPicPocLsbSps(k), pcSPS->getBitsForPOC(), "lt_ref_pic_poc_lsb_sps");
717	WRITE_FLAG( pcSPS->getUsedByCurrPicLtSPSFlag(k), "used_by_curr_pic_lt_sps_flag[i]");
718	}
719	}
720	WRITE_FLAG( pcSPS->getTMVPFlagsPresent() ? 1 : 0, "sps_temporal_mvp_enable_flag" );
721
722	WRITE_FLAG( pcSPS->getUseStrongIntraSmoothing(), "sps_strong_intra_smoothing_enable_flag" );
723
724	WRITE_FLAG( pcSPS->getVuiParametersPresentFlag(), "vui_parameters_present_flag" );
725	if (pcSPS->getVuiParametersPresentFlag())
726	{
727	codeVUI(pcSPS->getVuiParameters(), pcSPS);
728	}
729
730	Bool sps_extension_present_flag=false;
731	Bool sps_extension_flags[NUM_SPS_EXTENSION_FLAGS]={false};
732
733	sps_extension_flags[SPS_EXT__REXT] = pcSPS->getSpsRangeExtension().settingsDifferFromDefaults();
734
735	// Other SPS extension flags checked here.
736	#if SVC_EXTENSION
737	sps_extension_flags[SPS_EXT__MLAYER] = pcSPS->getExtensionFlag() ? 1 : 0;
738	#endif
739
740	for(Int i=0; i<NUM_SPS_EXTENSION_FLAGS; i++)
741	{
742	sps_extension_present_flag\|=sps_extension_flags[i];
743	}
744
745	WRITE_FLAG( (sps_extension_present_flag?1:0), "sps_extension_present_flag" );
746
747	if (sps_extension_present_flag)
748	{
749	#if ENC_DEC_TRACE \|\| RExt__DECODER_DEBUG_BIT_STATISTICS
750	static const TChar *syntaxStrings[]={ "sps_range_extension_flag",
751	"sps_multilayer_extension_flag",
752	"sps_extension_6bits[0]",
753	"sps_extension_6bits[1]",
754	"sps_extension_6bits[2]",
755	"sps_extension_6bits[3]",
756	"sps_extension_6bits[4]",
757	"sps_extension_6bits[5]" };
758	#endif
759
760	for(Int i=0; i<NUM_SPS_EXTENSION_FLAGS; i++)
761	{
762	WRITE_FLAG( sps_extension_flags[i]?1:0, syntaxStrings[i] );
763	}
764
765	for(Int i=0; i<NUM_SPS_EXTENSION_FLAGS; i++) // loop used so that the order is determined by the enum.
766	{
767	if (sps_extension_flags[i])
768	{
769	switch (SPSExtensionFlagIndex(i))
770	{
771	case SPS_EXT__REXT:
772	{
773	const TComSPSRExt &spsRangeExtension=pcSPS->getSpsRangeExtension();
774
775	WRITE_FLAG( (spsRangeExtension.getTransformSkipRotationEnabledFlag() ? 1 : 0), "transform_skip_rotation_enabled_flag");
776	WRITE_FLAG( (spsRangeExtension.getTransformSkipContextEnabledFlag() ? 1 : 0), "transform_skip_context_enabled_flag");
777	WRITE_FLAG( (spsRangeExtension.getRdpcmEnabledFlag(RDPCM_SIGNAL_IMPLICIT) ? 1 : 0), "implicit_rdpcm_enabled_flag" );
778	WRITE_FLAG( (spsRangeExtension.getRdpcmEnabledFlag(RDPCM_SIGNAL_EXPLICIT) ? 1 : 0), "explicit_rdpcm_enabled_flag" );
779	WRITE_FLAG( (spsRangeExtension.getExtendedPrecisionProcessingFlag() ? 1 : 0), "extended_precision_processing_flag" );
780	WRITE_FLAG( (spsRangeExtension.getIntraSmoothingDisabledFlag() ? 1 : 0), "intra_smoothing_disabled_flag" );
781	WRITE_FLAG( (spsRangeExtension.getHighPrecisionOffsetsEnabledFlag() ? 1 : 0), "high_precision_offsets_enabled_flag" );
782	WRITE_FLAG( (spsRangeExtension.getPersistentRiceAdaptationEnabledFlag() ? 1 : 0), "persistent_rice_adaptation_enabled_flag" );
783	WRITE_FLAG( (spsRangeExtension.getCabacBypassAlignmentEnabledFlag() ? 1 : 0), "cabac_bypass_alignment_enabled_flag" );
784	break;
785	}
786	#if SVC_EXTENSION
787	case SPS_EXT__MLAYER:
788	codeSPSExtension( pcSPS ); //it is sps_multilayer_extension
789	break;
790	#endif
791	default:
792	assert(sps_extension_flags[i]==false); // Should never get here with an active SPS extension flag.
793	break;
794	}
795	}
796	}
797	}
798	xWriteRbspTrailingBits();
799	}
800
801	Void TEncCavlc::codeVPS( const TComVPS* pcVPS )
802	{
803	#if ENC_DEC_TRACE
804	xTraceVPSHeader();
805	#endif
806	WRITE_CODE( pcVPS->getVPSId(), 4, "vps_video_parameter_set_id" );
807	#if SVC_EXTENSION
808	WRITE_FLAG( pcVPS->getBaseLayerInternalFlag(), "vps_base_layer_internal_flag");
809	WRITE_FLAG( pcVPS->getBaseLayerAvailableFlag(), "vps_base_layer_available_flag");
810	WRITE_CODE( pcVPS->getMaxLayers() - 1, 6, "vps_max_layers_minus1" );
811	assert( pcVPS->getBaseLayerInternalFlag() \|\| pcVPS->getMaxLayers() > 1 );
812	#else
813	WRITE_FLAG( 1, "vps_base_layer_internal_flag" );
814	WRITE_FLAG( 1, "vps_base_layer_available_flag" );
815	WRITE_CODE( 0, 6, "vps_max_layers_minus1" );
816	#endif
817	WRITE_CODE( pcVPS->getMaxTLayers() - 1, 3, "vps_max_sub_layers_minus1" );
818	WRITE_FLAG( pcVPS->getTemporalNestingFlag(), "vps_temporal_id_nesting_flag" );
819	assert (pcVPS->getMaxTLayers()>1\|\|pcVPS->getTemporalNestingFlag());
820	WRITE_CODE( 0xffff, 16, "vps_reserved_0xffff_16bits" );
821	codePTL( pcVPS->getPTL(), true, pcVPS->getMaxTLayers() - 1 );
822	const Bool subLayerOrderingInfoPresentFlag = 1;
823	WRITE_FLAG(subLayerOrderingInfoPresentFlag, "vps_sub_layer_ordering_info_present_flag");
824	for(UInt i=0; i <= pcVPS->getMaxTLayers()-1; i++)
825	{
826	WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i) - 1, "vps_max_dec_pic_buffering_minus1[i]" );
827	WRITE_UVLC( pcVPS->getNumReorderPics(i), "vps_max_num_reorder_pics[i]" );
828	WRITE_UVLC( pcVPS->getMaxLatencyIncrease(i), "vps_max_latency_increase_plus1[i]" );
829	if (!subLayerOrderingInfoPresentFlag)
830	{
831	break;
832	}
833	}
834
835	#if SVC_EXTENSION
836	assert( pcVPS->getNumHrdParameters() <= MAX_VPS_LAYER_SETS_PLUS1 );
837	assert( pcVPS->getMaxLayerId() < MAX_VPS_LAYER_IDX_PLUS1 );
838
839	WRITE_CODE( pcVPS->getMaxLayerId(), 6, "vps_max_layer_id" );
840	WRITE_UVLC(pcVPS->getVpsNumLayerSetsMinus1(), "vps_num_layer_sets_minus1");
841
842	for( UInt opsIdx = 1; opsIdx <= pcVPS->getVpsNumLayerSetsMinus1(); opsIdx++ )
843	{
844	// Operation point set
845	for( UInt i = 0; i <= pcVPS->getMaxLayerId(); i ++ )
846	{
847	#else
848	assert( pcVPS->getNumHrdParameters() <= MAX_VPS_NUM_HRD_PARAMETERS );
849	assert( pcVPS->getMaxNuhReservedZeroLayerId() < MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1 );
850	WRITE_CODE( pcVPS->getMaxNuhReservedZeroLayerId(), 6, "vps_max_layer_id" );
851	WRITE_UVLC( pcVPS->getMaxOpSets() - 1, "vps_num_layer_sets_minus1" );
852	for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getMaxOpSets() - 1 ); opsIdx ++ )
853	{
854	// Operation point set
855	for( UInt i = 0; i <= pcVPS->getMaxNuhReservedZeroLayerId(); i ++ )
856	{
857	// Only applicable for version 1
858	// pcVPS->setLayerIdIncludedFlag( true, opsIdx, i );
859	#endif
860	WRITE_FLAG( pcVPS->getLayerIdIncludedFlag( opsIdx, i ) ? 1 : 0, "layer_id_included_flag[opsIdx][i]" );
861	}
862	}
863	const TimingInfo *timingInfo = pcVPS->getTimingInfo();
864	WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(), "vps_timing_info_present_flag");
865	if(timingInfo->getTimingInfoPresentFlag())
866	{
867	WRITE_CODE(timingInfo->getNumUnitsInTick(), 32, "vps_num_units_in_tick");
868	WRITE_CODE(timingInfo->getTimeScale(), 32, "vps_time_scale");
869	WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(), "vps_poc_proportional_to_timing_flag");
870	if(timingInfo->getPocProportionalToTimingFlag())
871	{
872	WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(), "vps_num_ticks_poc_diff_one_minus1");
873	}
874	WRITE_UVLC( pcVPS->getNumHrdParameters(), "vps_num_hrd_parameters" );
875
876	if( pcVPS->getNumHrdParameters() > 0 )
877	{
878	for( UInt i = 0; i < pcVPS->getNumHrdParameters(); i ++ )
879	{
880	// Only applicable for version 1
881	WRITE_UVLC( pcVPS->getHrdOpSetIdx( i ), "hrd_layer_set_idx" );
882	if( i > 0 )
883	{
884	WRITE_FLAG( pcVPS->getCprmsPresentFlag( i ) ? 1 : 0, "cprms_present_flag[i]" );
885	}
886	codeHrdParameters(pcVPS->getHrdParameters(i), pcVPS->getCprmsPresentFlag( i ), pcVPS->getMaxTLayers() - 1);
887	}
888	}
889	}
890	#if SVC_EXTENSION
891	// When MaxLayersMinus1 is greater than 0, vps_extension_flag shall be equal to 1.
892	if( pcVPS->getMaxLayers() > 1 )
893	{
894	assert( pcVPS->getVpsExtensionFlag() == true );
895	}
896
897	WRITE_FLAG( pcVPS->getVpsExtensionFlag() ? 1 : 0, "vps_extension_flag" );
898
899	if( pcVPS->getVpsExtensionFlag() )
900	{
901	while ( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 )
902	{
903	WRITE_FLAG(1, "vps_extension_alignment_bit_equal_to_one");
904	}
905	codeVPSExtension(pcVPS);
906	WRITE_FLAG( 0, "vps_extension2_flag" ); // Flag value of 1 reserved
907	}
908	#else
909	WRITE_FLAG( 0, "vps_extension_flag" );
910	#endif
911
912	//future extensions here..
913	xWriteRbspTrailingBits();
914	}
915
916	Void TEncCavlc::codeSliceHeader ( TComSlice* pcSlice )
917	{
918	#if ENC_DEC_TRACE
919	xTraceSliceHeader ();
920	#endif
921
922	const ChromaFormat format = pcSlice->getSPS()->getChromaFormatIdc();
923	const UInt numberValidComponents = getNumberValidComponents(format);
924	const Bool chromaEnabled = isChromaEnabled(format);
925
926	//calculate number of bits required for slice address
927	Int maxSliceSegmentAddress = pcSlice->getPic()->getNumberOfCtusInFrame();
928	Int bitsSliceSegmentAddress = 0;
929	while(maxSliceSegmentAddress>(1<<bitsSliceSegmentAddress))
930	{
931	bitsSliceSegmentAddress++;
932	}
933	const Int ctuTsAddress = pcSlice->getSliceSegmentCurStartCtuTsAddr();
934
935	//write slice address
936	const Int sliceSegmentRsAddress = pcSlice->getPic()->getPicSym()->getCtuTsToRsAddrMap(ctuTsAddress);
937
938	WRITE_FLAG( sliceSegmentRsAddress==0, "first_slice_segment_in_pic_flag" );
939	if ( pcSlice->getRapPicFlag() )
940	{
941	WRITE_FLAG( pcSlice->getNoOutputPriorPicsFlag() ? 1 : 0, "no_output_of_prior_pics_flag" );
942	}
943	WRITE_UVLC( pcSlice->getPPS()->getPPSId(), "slice_pic_parameter_set_id" );
944	if ( pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag() && (sliceSegmentRsAddress!=0) )
945	{
946	WRITE_FLAG( pcSlice->getDependentSliceSegmentFlag() ? 1 : 0, "dependent_slice_segment_flag" );
947	}
948	if(sliceSegmentRsAddress>0)
949	{
950	WRITE_CODE( sliceSegmentRsAddress, bitsSliceSegmentAddress, "slice_segment_address" );
951	}
952	if ( !pcSlice->getDependentSliceSegmentFlag() )
953	{
954	#if SVC_EXTENSION
955	Int iBits = 0;
956	if(pcSlice->getPPS()->getNumExtraSliceHeaderBits() > iBits)
957	{
958	assert(!!"discardable_flag");
959
960	if (pcSlice->getDiscardableFlag())
961	{
962	assert(pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_TRAIL_R &&
963	pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_TSA_R &&
964	pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_STSA_R &&
965	pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_RADL_R &&
966	pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_RASL_R);
967	}
968
969	WRITE_FLAG(pcSlice->getDiscardableFlag(), "discardable_flag");
970	iBits++;
971	}
972
973	if( pcSlice->getPPS()->getNumExtraSliceHeaderBits() > iBits )
974	{
975	assert(!!"cross_layer_bla_flag");
976	WRITE_FLAG(pcSlice->getCrossLayerBLAFlag(), "cross_layer_bla_flag");
977	iBits++;
978	}
979
980	for (; iBits < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); iBits++)
981	{
982	assert(!!"slice_reserved_undetermined_flag[]");
983	WRITE_FLAG(0, "slice_reserved_undetermined_flag[]");
984	}
985	#else //SVC_EXTENSION
986	for (Int i = 0; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++)
987	{
988	WRITE_FLAG(0, "slice_reserved_flag[]");
989	}
990	#endif //SVC_EXTENSION
991
992	WRITE_UVLC( pcSlice->getSliceType(), "slice_type" );
993
994	if( pcSlice->getPPS()->getOutputFlagPresentFlag() )
995	{
996	WRITE_FLAG( pcSlice->getPicOutputFlag() ? 1 : 0, "pic_output_flag" );
997	}
998
999	#if SVC_EXTENSION
1000	if( (pcSlice->getLayerId() > 0 && !pcSlice->getVPS()->getPocLsbNotPresentFlag( pcSlice->getVPS()->getLayerIdxInVps(pcSlice->getLayerId())) ) \|\| !pcSlice->getIdrPicFlag())
1001	#else
1002	if( !pcSlice->getIdrPicFlag() )
1003	#endif
1004	{
1005	#if SVC_POC
1006	Int picOrderCntLSB;
1007	if( pcSlice->getPocResetIdc() == 2 ) // i.e. the LSB is reset
1008	{
1009	picOrderCntLSB = pcSlice->getPicOrderCntLsb(); // This will be the LSB value w.r.t to the previous POC reset period.
1010	}
1011	else
1012	{
1013	picOrderCntLSB = (pcSlice->getPOC() + (1<<pcSlice->getSPS()->getBitsForPOC())) & ((1<<pcSlice->getSPS()->getBitsForPOC())-1);
1014	}
1015	#else
1016	Int picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC())) & ((1<<pcSlice->getSPS()->getBitsForPOC())-1);
1017	#endif
1018	WRITE_CODE( picOrderCntLSB, pcSlice->getSPS()->getBitsForPOC(), "slice_pic_order_cnt_lsb");
1019
1020	#if SVC_EXTENSION
1021	}
1022	if( !pcSlice->getIdrPicFlag() )
1023	{
1024	#endif
1025	const TComReferencePictureSet* rps = pcSlice->getRPS();
1026
1027	// check for bitstream restriction stating that:
1028	// If the current picture is a BLA or CRA picture, the value of NumPocTotalCurr shall be equal to 0.
1029	// Ideally this process should not be repeated for each slice in a picture
1030	#if SVC_EXTENSION
1031	if( pcSlice->getLayerId() == 0 )
1032	#endif
1033	if (pcSlice->isIRAP())
1034	{
1035	for (Int picIdx = 0; picIdx < rps->getNumberOfPictures(); picIdx++)
1036	{
1037	assert (!rps->getUsed(picIdx));
1038	}
1039	}
1040
1041	if(pcSlice->getRPSidx() < 0)
1042	{
1043	WRITE_FLAG( 0, "short_term_ref_pic_set_sps_flag");
1044	codeShortTermRefPicSet( rps, true, pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets());
1045	}
1046	else
1047	{
1048	WRITE_FLAG( 1, "short_term_ref_pic_set_sps_flag");
1049	Int numBits = 0;
1050	while ((1 << numBits) < pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets())
1051	{
1052	numBits++;
1053	}
1054	if (numBits > 0)
1055	{
1056	WRITE_CODE( pcSlice->getRPSidx(), numBits, "short_term_ref_pic_set_idx" );
1057	}
1058	}
1059	if(pcSlice->getSPS()->getLongTermRefsPresent())
1060	{
1061	Int numLtrpInSH = rps->getNumberOfLongtermPictures();
1062	Int ltrpInSPS[MAX_NUM_REF_PICS];
1063	Int numLtrpInSPS = 0;
1064	UInt ltrpIndex;
1065	Int counter = 0;
1066	// WARNING: The following code only works only if a matching long-term RPS is
1067	// found in the SPS for ALL long-term pictures
1068	// The problem is that the SPS coded long-term pictures are moved to the
1069	// beginning of the list which causes a mismatch when no reference picture
1070	// list reordering is used
1071	// NB: Long-term coding is currently not supported in general by the HM encoder
1072	for(Int k = rps->getNumberOfPictures()-1; k > rps->getNumberOfPictures()-rps->getNumberOfLongtermPictures()-1; k--)
1073	{
1074	if (findMatchingLTRP(pcSlice, &ltrpIndex, rps->getPOC(k), rps->getUsed(k)))
1075	{
1076	ltrpInSPS[numLtrpInSPS] = ltrpIndex;
1077	numLtrpInSPS++;
1078	}
1079	else
1080	{
1081	counter++;
1082	}
1083	}
1084	numLtrpInSH -= numLtrpInSPS;
1085	// check that either all long-term pictures are coded in SPS or in slice header (no mixing)
1086	assert (numLtrpInSH==0 \|\| numLtrpInSPS==0);
1087
1088	Int bitsForLtrpInSPS = 0;
1089	while (pcSlice->getSPS()->getNumLongTermRefPicSPS() > (1 << bitsForLtrpInSPS))
1090	{
1091	bitsForLtrpInSPS++;
1092	}
1093	if (pcSlice->getSPS()->getNumLongTermRefPicSPS() > 0)
1094	{
1095	WRITE_UVLC( numLtrpInSPS, "num_long_term_sps");
1096	}
1097	WRITE_UVLC( numLtrpInSH, "num_long_term_pics");
1098	// Note that the LSBs of the LT ref. pic. POCs must be sorted before.
1099	// Not sorted here because LT ref indices will be used in setRefPicList()
1100	Int prevDeltaMSB = 0, prevLSB = 0;
1101	Int offset = rps->getNumberOfNegativePictures() + rps->getNumberOfPositivePictures();
1102	counter = 0;
1103	// Warning: If some pictures are moved to ltrpInSPS, i is referring to a wrong index
1104	// (mapping would be required)
1105	for(Int i=rps->getNumberOfPictures()-1 ; i > offset-1; i--, counter++)
1106	{
1107	if (counter < numLtrpInSPS)
1108	{
1109	if (bitsForLtrpInSPS > 0)
1110	{
1111	WRITE_CODE( ltrpInSPS[counter], bitsForLtrpInSPS, "lt_idx_sps[i]");
1112	}
1113	}
1114	else
1115	{
1116	WRITE_CODE( rps->getPocLSBLT(i), pcSlice->getSPS()->getBitsForPOC(), "poc_lsb_lt");
1117	WRITE_FLAG( rps->getUsed(i), "used_by_curr_pic_lt_flag");
1118	}
1119	WRITE_FLAG( rps->getDeltaPocMSBPresentFlag(i), "delta_poc_msb_present_flag");
1120
1121	if(rps->getDeltaPocMSBPresentFlag(i))
1122	{
1123	Bool deltaFlag = false;
1124	// First LTRP from SPS \|\| First LTRP from SH \|\| curr LSB != prev LSB
1125	if( (i == rps->getNumberOfPictures()-1) \|\| (i == rps->getNumberOfPictures()-1-numLtrpInSPS) \|\| (rps->getPocLSBLT(i) != prevLSB) )
1126	{
1127	deltaFlag = true;
1128	}
1129	if(deltaFlag)
1130	{
1131	WRITE_UVLC( rps->getDeltaPocMSBCycleLT(i), "delta_poc_msb_cycle_lt[i]" );
1132	}
1133	else
1134	{
1135	Int differenceInDeltaMSB = rps->getDeltaPocMSBCycleLT(i) - prevDeltaMSB;
1136	assert(differenceInDeltaMSB >= 0);
1137	WRITE_UVLC( differenceInDeltaMSB, "delta_poc_msb_cycle_lt[i]" );
1138	}
1139	prevLSB = rps->getPocLSBLT(i);
1140	prevDeltaMSB = rps->getDeltaPocMSBCycleLT(i);
1141	}
1142	}
1143	}
1144	if (pcSlice->getSPS()->getTMVPFlagsPresent())
1145	{
1146	WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enabled_flag" );
1147	}
1148	}
1149
1150	#if SVC_EXTENSION
1151	if((pcSlice->getLayerId() > 0) && !(pcSlice->getVPS()->getIlpSshSignalingEnabledFlag()) && (pcSlice->getNumILRRefIdx() > 0) )
1152	{
1153	WRITE_FLAG(pcSlice->getInterLayerPredEnabledFlag(),"inter_layer_pred_enabled_flag");
1154	if( pcSlice->getInterLayerPredEnabledFlag())
1155	{
1156	if(pcSlice->getNumILRRefIdx() > 1)
1157	{
1158	Int numBits = 1;
1159	while ((1 << numBits) < pcSlice->getNumILRRefIdx())
1160	{
1161	numBits++;
1162	}
1163	if( !pcSlice->getVPS()->getMaxOneActiveRefLayerFlag())
1164	{
1165	WRITE_CODE(pcSlice->getActiveNumILRRefIdx() - 1, numBits,"num_inter_layer_ref_pics_minus1");
1166	}
1167
1168	if( pcSlice->getNumILRRefIdx() != pcSlice->getActiveNumILRRefIdx() )
1169	{
1170	for(Int i = 0; i < pcSlice->getActiveNumILRRefIdx(); i++ )
1171	{
1172	WRITE_CODE(pcSlice->getInterLayerPredLayerIdc(i),numBits,"inter_layer_pred_layer_idc[i]");
1173	}
1174	}
1175	}
1176	}
1177	}
1178	#endif //SVC_EXTENSION
1179
1180	if(pcSlice->getSPS()->getUseSAO())
1181	{
1182	WRITE_FLAG( pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_LUMA), "slice_sao_luma_flag" );
1183	if (chromaEnabled)
1184	{
1185	WRITE_FLAG( pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_CHROMA), "slice_sao_chroma_flag" );
1186	}
1187	}
1188
1189	//check if numrefidxes match the defaults. If not, override
1190
1191	if (!pcSlice->isIntra())
1192	{
1193	Bool overrideFlag = (pcSlice->getNumRefIdx( REF_PIC_LIST_0 )!=pcSlice->getPPS()->getNumRefIdxL0DefaultActive()\|\|(pcSlice->isInterB()&&pcSlice->getNumRefIdx( REF_PIC_LIST_1 )!=pcSlice->getPPS()->getNumRefIdxL1DefaultActive()));
1194	WRITE_FLAG( overrideFlag ? 1 : 0, "num_ref_idx_active_override_flag");
1195	if (overrideFlag)
1196	{
1197	WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_0 ) - 1, "num_ref_idx_l0_active_minus1" );
1198	if (pcSlice->isInterB())
1199	{
1200	WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_1 ) - 1, "num_ref_idx_l1_active_minus1" );
1201	}
1202	else
1203	{
1204	pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
1205	}
1206	}
1207	}
1208	else
1209	{
1210	pcSlice->setNumRefIdx(REF_PIC_LIST_0, 0);
1211	pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
1212	}
1213
1214	if( pcSlice->getPPS()->getListsModificationPresentFlag() && pcSlice->getNumRpsCurrTempList() > 1)
1215	{
1216	TComRefPicListModification* refPicListModification = pcSlice->getRefPicListModification();
1217	if(!pcSlice->isIntra())
1218	{
1219	WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0() ? 1 : 0, "ref_pic_list_modification_flag_l0" );
1220	if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0())
1221	{
1222	Int numRpsCurrTempList0 = pcSlice->getNumRpsCurrTempList();
1223	if (numRpsCurrTempList0 > 1)
1224	{
1225	Int length = 1;
1226	numRpsCurrTempList0 --;
1227	while ( numRpsCurrTempList0 >>= 1)
1228	{
1229	length ++;
1230	}
1231	for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_0 ); i++)
1232	{
1233	WRITE_CODE( refPicListModification->getRefPicSetIdxL0(i), length, "list_entry_l0");
1234	}
1235	}
1236	}
1237	}
1238	if(pcSlice->isInterB())
1239	{
1240	WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1() ? 1 : 0, "ref_pic_list_modification_flag_l1" );
1241	if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1())
1242	{
1243	Int numRpsCurrTempList1 = pcSlice->getNumRpsCurrTempList();
1244	if ( numRpsCurrTempList1 > 1 )
1245	{
1246	Int length = 1;
1247	numRpsCurrTempList1 --;
1248	while ( numRpsCurrTempList1 >>= 1)
1249	{
1250	length ++;
1251	}
1252	for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_1 ); i++)
1253	{
1254	WRITE_CODE( refPicListModification->getRefPicSetIdxL1(i), length, "list_entry_l1");
1255	}
1256	}
1257	}
1258	}
1259	}
1260
1261	if (pcSlice->isInterB())
1262	{
1263	WRITE_FLAG( pcSlice->getMvdL1ZeroFlag() ? 1 : 0, "mvd_l1_zero_flag");
1264	}
1265
1266	if(!pcSlice->isIntra())
1267	{
1268	if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag())
1269	{
1270	SliceType sliceType = pcSlice->getSliceType();
1271	SliceType encCABACTableIdx = pcSlice->getEncCABACTableIdx();
1272	Bool encCabacInitFlag = (sliceType!=encCABACTableIdx && encCABACTableIdx!=I_SLICE) ? true : false;
1273	pcSlice->setCabacInitFlag( encCabacInitFlag );
1274	WRITE_FLAG( encCabacInitFlag?1:0, "cabac_init_flag" );
1275	}
1276	}
1277
1278	if ( pcSlice->getEnableTMVPFlag() )
1279	{
1280	if ( pcSlice->getSliceType() == B_SLICE )
1281	{
1282	WRITE_FLAG( pcSlice->getColFromL0Flag(), "collocated_from_l0_flag" );
1283	}
1284
1285	if ( pcSlice->getSliceType() != I_SLICE &&
1286	((pcSlice->getColFromL0Flag()==1 && pcSlice->getNumRefIdx(REF_PIC_LIST_0)>1)\|\|
1287	(pcSlice->getColFromL0Flag()==0 && pcSlice->getNumRefIdx(REF_PIC_LIST_1)>1)))
1288	{
1289	WRITE_UVLC( pcSlice->getColRefIdx(), "collocated_ref_idx" );
1290	}
1291	}
1292	if ( (pcSlice->getPPS()->getUseWP() && pcSlice->getSliceType()==P_SLICE) \|\| (pcSlice->getPPS()->getWPBiPred() && pcSlice->getSliceType()==B_SLICE) )
1293	{
1294	xCodePredWeightTable( pcSlice );
1295	}
1296	assert(pcSlice->getMaxNumMergeCand()<=MRG_MAX_NUM_CANDS);
1297	if (!pcSlice->isIntra())
1298	{
1299	WRITE_UVLC(MRG_MAX_NUM_CANDS - pcSlice->getMaxNumMergeCand(), "five_minus_max_num_merge_cand");
1300	}
1301	Int iCode = pcSlice->getSliceQp() - ( pcSlice->getPPS()->getPicInitQPMinus26() + 26 );
1302	WRITE_SVLC( iCode, "slice_qp_delta" );
1303	if (pcSlice->getPPS()->getSliceChromaQpFlag())
1304	{
1305	if (numberValidComponents > COMPONENT_Cb)
1306	{
1307	WRITE_SVLC( pcSlice->getSliceChromaQpDelta(COMPONENT_Cb), "slice_cb_qp_offset" );
1308	}
1309	if (numberValidComponents > COMPONENT_Cr)
1310	{
1311	WRITE_SVLC( pcSlice->getSliceChromaQpDelta(COMPONENT_Cr), "slice_cr_qp_offset" );
1312	}
1313	assert(numberValidComponents <= COMPONENT_Cr+1);
1314	}
1315
1316	if (pcSlice->getPPS()->getPpsRangeExtension().getChromaQpOffsetListEnabledFlag())
1317	{
1318	WRITE_FLAG(pcSlice->getUseChromaQpAdj(), "cu_chroma_qp_offset_enabled_flag");
1319	}
1320
1321	if (pcSlice->getPPS()->getDeblockingFilterControlPresentFlag())
1322	{
1323	if (pcSlice->getPPS()->getDeblockingFilterOverrideEnabledFlag() )
1324	{
1325	WRITE_FLAG(pcSlice->getDeblockingFilterOverrideFlag(), "deblocking_filter_override_flag");
1326	}
1327	if (pcSlice->getDeblockingFilterOverrideFlag())
1328	{
1329	WRITE_FLAG(pcSlice->getDeblockingFilterDisable(), "slice_disable_deblocking_filter_flag");
1330	if(!pcSlice->getDeblockingFilterDisable())
1331	{
1332	WRITE_SVLC (pcSlice->getDeblockingFilterBetaOffsetDiv2(), "slice_beta_offset_div2");
1333	WRITE_SVLC (pcSlice->getDeblockingFilterTcOffsetDiv2(), "slice_tc_offset_div2");
1334	}
1335	}
1336	}
1337
1338	Bool isSAOEnabled = pcSlice->getSPS()->getUseSAO() && (pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_LUMA) \|\| (chromaEnabled && pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_CHROMA)));
1339	Bool isDBFEnabled = (!pcSlice->getDeblockingFilterDisable());
1340
1341	if(pcSlice->getPPS()->getLoopFilterAcrossSlicesEnabledFlag() && ( isSAOEnabled \|\| isDBFEnabled ))
1342	{
1343	WRITE_FLAG(pcSlice->getLFCrossSliceBoundaryFlag()?1:0, "slice_loop_filter_across_slices_enabled_flag");
1344	}
1345	}
1346	#if !SVC_EXTENSION
1347	if(pcSlice->getPPS()->getSliceHeaderExtensionPresentFlag())
1348	{
1349	WRITE_UVLC(0,"slice_segment_header_extension_length");
1350	}
1351	#endif
1352	}
1353
1354	Void TEncCavlc::codePTL( const TComPTL* pcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1)
1355	{
1356	if(profilePresentFlag)
1357	{
1358	codeProfileTier(pcPTL->getGeneralPTL(), false); // general_...
1359	}
1360	WRITE_CODE( Int(pcPTL->getGeneralPTL()->getLevelIdc()), 8, "general_level_idc" );
1361
1362	for (Int i = 0; i < maxNumSubLayersMinus1; i++)
1363	{
1364	WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" );
1365	WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i), "sub_layer_level_present_flag[i]" );
1366	}
1367
1368	if (maxNumSubLayersMinus1 > 0)
1369	{
1370	for (Int i = maxNumSubLayersMinus1; i < 8; i++)
1371	{
1372	WRITE_CODE(0, 2, "reserved_zero_2bits");
1373	}
1374	}
1375
1376	for(Int i = 0; i < maxNumSubLayersMinus1; i++)
1377	{
1378	if( pcPTL->getSubLayerProfilePresentFlag(i) )
1379	{
1380	codeProfileTier(pcPTL->getSubLayerPTL(i), true); // sub_layer_...
1381	}
1382	if( pcPTL->getSubLayerLevelPresentFlag(i) )
1383	{
1384	WRITE_CODE( Int(pcPTL->getSubLayerPTL(i)->getLevelIdc()), 8, "sub_layer_level_idc[i]" );
1385	}
1386	}
1387	}
1388
1389	#if ENC_DEC_TRACE \|\| RExt__DECODER_DEBUG_BIT_STATISTICS
1390	Void TEncCavlc::codeProfileTier( const ProfileTierLevel* ptl, const Bool bIsSubLayer )
1391	#define PTL_TRACE_TEXT(txt) bIsSubLayer?("sub_layer_" txt) : ("general_" txt)
1392	#else
1393	Void TEncCavlc::codeProfileTier( const ProfileTierLevel* ptl, const Bool /bIsSubLayer/ )
1394	#define PTL_TRACE_TEXT(txt) txt
1395	#endif
1396	{
1397	WRITE_CODE( ptl->getProfileSpace(), 2 , PTL_TRACE_TEXT("profile_space" ));
1398	WRITE_FLAG( ptl->getTierFlag()==Level::HIGH, PTL_TRACE_TEXT("tier_flag" ));
1399	#if SVC_EXTENSION
1400	WRITE_CODE( (ptl->getProfileIdc() == Profile::SCALABLEMAIN \|\| ptl->getProfileIdc() == Profile::SCALABLEMAIN10) ? 7 : Int(ptl->getProfileIdc()), 5 , PTL_TRACE_TEXT("profile_idc") );
1401	#else
1402	WRITE_CODE( Int(ptl->getProfileIdc()), 5 , PTL_TRACE_TEXT("profile_idc" ));
1403	#endif
1404	for(Int j = 0; j < 32; j++)
1405	{
1406	WRITE_FLAG( ptl->getProfileCompatibilityFlag(j), PTL_TRACE_TEXT("profile_compatibility_flag[][j]" ));
1407	}
1408
1409	WRITE_FLAG(ptl->getProgressiveSourceFlag(), PTL_TRACE_TEXT("progressive_source_flag" ));
1410	WRITE_FLAG(ptl->getInterlacedSourceFlag(), PTL_TRACE_TEXT("interlaced_source_flag" ));
1411	WRITE_FLAG(ptl->getNonPackedConstraintFlag(), PTL_TRACE_TEXT("non_packed_constraint_flag" ));
1412	WRITE_FLAG(ptl->getFrameOnlyConstraintFlag(), PTL_TRACE_TEXT("frame_only_constraint_flag" ));
1413
1414	if (ptl->getProfileIdc() == Profile::MAINREXT \|\| ptl->getProfileIdc() == Profile::HIGHTHROUGHPUTREXT
1415	#if SCALABLE_REXT
1416	\|\| ptl->getProfileIdc() == Profile::SCALABLEREXT
1417	#endif
1418	)
1419	{
1420	const UInt bitDepthConstraint=ptl->getBitDepthConstraint();
1421	WRITE_FLAG(bitDepthConstraint<=12, PTL_TRACE_TEXT("max_12bit_constraint_flag" ));
1422	WRITE_FLAG(bitDepthConstraint<=10, PTL_TRACE_TEXT("max_10bit_constraint_flag" ));
1423	WRITE_FLAG(bitDepthConstraint<= 8, PTL_TRACE_TEXT("max_8bit_constraint_flag" ));
1424	const ChromaFormat chromaFmtConstraint=ptl->getChromaFormatConstraint();
1425	WRITE_FLAG(chromaFmtConstraint==CHROMA_422\|\|chromaFmtConstraint==CHROMA_420\|\|chromaFmtConstraint==CHROMA_400, PTL_TRACE_TEXT("max_422chroma_constraint_flag" ));
1426	WRITE_FLAG(chromaFmtConstraint==CHROMA_420\|\|chromaFmtConstraint==CHROMA_400, PTL_TRACE_TEXT("max_420chroma_constraint_flag" ));
1427	WRITE_FLAG(chromaFmtConstraint==CHROMA_400, PTL_TRACE_TEXT("max_monochrome_constraint_flag"));
1428	WRITE_FLAG(ptl->getIntraConstraintFlag(), PTL_TRACE_TEXT("intra_constraint_flag" ));
1429	WRITE_FLAG(ptl->getOnePictureOnlyConstraintFlag(), PTL_TRACE_TEXT("one_picture_only_constraint_flag"));
1430	WRITE_FLAG(ptl->getLowerBitRateConstraintFlag(), PTL_TRACE_TEXT("lower_bit_rate_constraint_flag" ));
1431	#if SVC_EXTENSION
1432	WRITE_CODE(0, 32, "general_reserved_zero_34bits"); WRITE_CODE(0, 2, "general_reserved_zero_34bits");
1433	}
1434	else if( ptl->getProfileIdc() == Profile::SCALABLEMAIN \|\| ptl->getProfileIdc() == Profile::SCALABLEMAIN10 ) // at encoder side, scalable-main10 profile has a profile idc equal to 8, which is converted to 7 during signalling
1435	{
1436	WRITE_FLAG(true, "general_max_12bit_constraint_flag");
1437	WRITE_FLAG(true, "general_max_10bit_constraint_flag");
1438	WRITE_FLAG((ptl->getProfileIdc() == Profile::SCALABLEMAIN) ? true : false, "general_max_8bit_constraint_flag");
1439	WRITE_FLAG(true, "general_max_422chroma_constraint_flag");
1440	WRITE_FLAG(true, "general_max_420chroma_constraint_flag");
1441	WRITE_FLAG(false, "general_max_monochrome_constraint_flag");
1442	WRITE_FLAG(false, "general_intra_constraint_flag");
1443	WRITE_FLAG(false, "general_one_picture_only_constraint_flag");
1444	WRITE_FLAG(true, "general_lower_bit_rate_constraint_flag");
1445	WRITE_CODE(0, 32, "general_reserved_zero_34bits"); WRITE_CODE(0, 2, "general_reserved_zero_34bits");
1446	}
1447	else
1448	{
1449	WRITE_CODE(0, 32, "general_reserved_zero_43bits"); WRITE_CODE(0, 11, "general_reserved_zero_43bits");
1450	}
1451	#else
1452	WRITE_CODE(0 , 16, PTL_TRACE_TEXT("reserved_zero_34bits[0..15]" ));
1453	WRITE_CODE(0 , 16, PTL_TRACE_TEXT("reserved_zero_34bits[16..31]" ));
1454	WRITE_CODE(0 , 2, PTL_TRACE_TEXT("reserved_zero_34bits[32..33]" ));
1455	}
1456	else
1457	{
1458	WRITE_CODE(0x0000 , 16, PTL_TRACE_TEXT("reserved_zero_43bits[0..15]" ));
1459	WRITE_CODE(0x0000 , 16, PTL_TRACE_TEXT("reserved_zero_43bits[16..31]" ));
1460	WRITE_CODE(0x000 , 11, PTL_TRACE_TEXT("reserved_zero_43bits[32..42]" ));
1461	}
1462	#endif
1463	WRITE_FLAG(false, PTL_TRACE_TEXT("inbld_flag" ));
1464	#undef PTL_TRACE_TEXT
1465	}
1466
1467	/**
1468	* Write tiles and wavefront substreams sizes for the slice header (entry points).
1469	*
1470	* \param pSlice TComSlice structure that contains the substream size information.
1471	*/
1472	Void TEncCavlc::codeTilesWPPEntryPoint( TComSlice* pSlice )
1473	{
1474	if (!pSlice->getPPS()->getTilesEnabledFlag() && !pSlice->getPPS()->getEntropyCodingSyncEnabledFlag())
1475	{
1476	return;
1477	}
1478	UInt maxOffset = 0;
1479	for(Int idx=0; idx<pSlice->getNumberOfSubstreamSizes(); idx++)
1480	{
1481	UInt offset=pSlice->getSubstreamSize(idx);
1482	if ( offset > maxOffset )
1483	{
1484	maxOffset = offset;
1485	}
1486	}
1487
1488	// Determine number of bits "offsetLenMinus1+1" required for entry point information
1489	UInt offsetLenMinus1 = 0;
1490	while (maxOffset >= (1u << (offsetLenMinus1 + 1)))
1491	{
1492	offsetLenMinus1++;
1493	assert(offsetLenMinus1 + 1 < 32);
1494	}
1495
1496	WRITE_UVLC(pSlice->getNumberOfSubstreamSizes(), "num_entry_point_offsets");
1497	if (pSlice->getNumberOfSubstreamSizes()>0)
1498	{
1499	WRITE_UVLC(offsetLenMinus1, "offset_len_minus1");
1500
1501	for (UInt idx=0; idx<pSlice->getNumberOfSubstreamSizes(); idx++)
1502	{
1503	WRITE_CODE(pSlice->getSubstreamSize(idx)-1, offsetLenMinus1+1, "entry_point_offset_minus1");
1504	}
1505	}
1506	}
1507
1508	Void TEncCavlc::codeTerminatingBit ( UInt /uilsLast/ )
1509	{
1510	}
1511
1512	Void TEncCavlc::codeSliceFinish ()
1513	{
1514	}
1515
1516	Void TEncCavlc::codeMVPIdx ( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/, RefPicList /eRefList/ )
1517	{
1518	assert(0);
1519	}
1520
1521	Void TEncCavlc::codePartSize( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/, UInt /uiDepth/ )
1522	{
1523	assert(0);
1524	}
1525
1526	Void TEncCavlc::codePredMode( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/ )
1527	{
1528	assert(0);
1529	}
1530
1531	Void TEncCavlc::codeMergeFlag ( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/ )
1532	{
1533	assert(0);
1534	}
1535
1536	Void TEncCavlc::codeMergeIndex ( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/ )
1537	{
1538	assert(0);
1539	}
1540
1541	Void TEncCavlc::codeInterModeFlag( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/, UInt /uiDepth/, UInt /uiEncMode/ )
1542	{
1543	assert(0);
1544	}
1545
1546	Void TEncCavlc::codeCUTransquantBypassFlag( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/ )
1547	{
1548	assert(0);
1549	}
1550
1551	Void TEncCavlc::codeSkipFlag( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/ )
1552	{
1553	assert(0);
1554	}
1555
1556	Void TEncCavlc::codeSplitFlag ( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/, UInt /uiDepth/ )
1557	{
1558	assert(0);
1559	}
1560
1561	Void TEncCavlc::codeTransformSubdivFlag( UInt /uiSymbol/, UInt /uiCtx/ )
1562	{
1563	assert(0);
1564	}
1565
1566	Void TEncCavlc::codeQtCbf( TComTU& /rTu/, const ComponentID /compID/, const Bool /lowestLevel/ )
1567	{
1568	assert(0);
1569	}
1570
1571	Void TEncCavlc::codeQtRootCbf( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/ )
1572	{
1573	assert(0);
1574	}
1575
1576	Void TEncCavlc::codeQtCbfZero( TComTU& /rTu/, const ChannelType /chType/ )
1577	{
1578	assert(0);
1579	}
1580	Void TEncCavlc::codeQtRootCbfZero( )
1581	{
1582	assert(0);
1583	}
1584
1585	Void TEncCavlc::codeTransformSkipFlags (TComTU& /rTu/, ComponentID /component/ )
1586	{
1587	assert(0);
1588	}
1589
1590	/** Code I_PCM information.
1591	* \param pcCU pointer to CU
1592	* \param uiAbsPartIdx CU index
1593	* \returns Void
1594	*/
1595	Void TEncCavlc::codeIPCMInfo( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/ )
1596	{
1597	assert(0);
1598	}
1599
1600	Void TEncCavlc::codeIntraDirLumaAng( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/, Bool /isMultiple/)
1601	{
1602	assert(0);
1603	}
1604
1605	Void TEncCavlc::codeIntraDirChroma( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/ )
1606	{
1607	assert(0);
1608	}
1609
1610	Void TEncCavlc::codeInterDir( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/ )
1611	{
1612	assert(0);
1613	}
1614
1615	Void TEncCavlc::codeRefFrmIdx( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/, RefPicList /eRefList/ )
1616	{
1617	assert(0);
1618	}
1619
1620	Void TEncCavlc::codeMvd( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/, RefPicList /eRefList/ )
1621	{
1622	assert(0);
1623	}
1624
1625	Void TEncCavlc::codeCrossComponentPrediction( TComTU& /rTu/, ComponentID /compID/ )
1626	{
1627	assert(0);
1628	}
1629
1630	Void TEncCavlc::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1631	{
1632	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1633
1634	#if SVC_EXTENSION
1635	Int qpBdOffsetY = pcCU->getSlice()->getQpBDOffset(CHANNEL_TYPE_LUMA);
1636	#else
1637	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffset(CHANNEL_TYPE_LUMA);
1638	#endif
1639	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1640
1641	xWriteSvlc( iDQp );
1642
1643	return;
1644	}
1645
1646	Void TEncCavlc::codeChromaQpAdjustment( TComDataCU* /pcCU/, UInt /uiAbsPartIdx/ )
1647	{
1648	assert(0);
1649	}
1650
1651	Void TEncCavlc::codeCoeffNxN ( TComTU& /rTu/, TCoeff* /pcCoef/, const ComponentID /compID/ )
1652	{
1653	assert(0);
1654	}
1655
1656	Void TEncCavlc::estBit( estBitsSbacStruct* /pcEstBitsCabac/, Int /width/, Int /height/, ChannelType /chType/ )
1657	{
1658	// printf("error : no VLC mode support in this version\n");
1659	return;
1660	}
1661
1662	// ====================================================================================================================
1663	// Protected member functions
1664	// ====================================================================================================================
1665
1666	//! Code weighted prediction tables
1667	Void TEncCavlc::xCodePredWeightTable( TComSlice* pcSlice )
1668	{
1669	WPScalingParam *wp;
1670	const ChromaFormat format = pcSlice->getPic()->getChromaFormat();
1671	const UInt numberValidComponents = getNumberValidComponents(format);
1672	const Bool bChroma = isChromaEnabled(format);
1673	const Int iNbRef = (pcSlice->getSliceType() == B_SLICE ) ? (2) : (1);
1674	Bool bDenomCoded = false;
1675	UInt uiTotalSignalledWeightFlags = 0;
1676
1677	if ( (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) \|\| (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()) )
1678	{
1679	for ( Int iNumRef=0 ; iNumRef<iNbRef ; iNumRef++ ) // loop over l0 and l1 syntax elements
1680	{
1681	RefPicList eRefPicList = ( iNumRef ? REF_PIC_LIST_1 : REF_PIC_LIST_0 );
1682
1683	// NOTE: wp[].uiLog2WeightDenom and wp[].bPresentFlag are actually per-channel-type settings.
1684
1685	for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ )
1686	{
1687	pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1688	if ( !bDenomCoded )
1689	{
1690	Int iDeltaDenom;
1691	WRITE_UVLC( wp[COMPONENT_Y].uiLog2WeightDenom, "luma_log2_weight_denom" );
1692
1693	if( bChroma )
1694	{
1695	assert(wp[COMPONENT_Cb].uiLog2WeightDenom == wp[COMPONENT_Cr].uiLog2WeightDenom); // check the channel-type settings are consistent across components.
1696	iDeltaDenom = (wp[COMPONENT_Cb].uiLog2WeightDenom - wp[COMPONENT_Y].uiLog2WeightDenom);
1697	WRITE_SVLC( iDeltaDenom, "delta_chroma_log2_weight_denom" );
1698	}
1699	bDenomCoded = true;
1700	}
1701	WRITE_FLAG( wp[COMPONENT_Y].bPresentFlag, iNumRef==0?"luma_weight_l0_flag[i]":"luma_weight_l1_flag[i]" );
1702	uiTotalSignalledWeightFlags += wp[COMPONENT_Y].bPresentFlag;
1703	}
1704	if (bChroma)
1705	{
1706	for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ )
1707	{
1708	pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1709	assert(wp[COMPONENT_Cb].bPresentFlag == wp[COMPONENT_Cr].bPresentFlag); // check the channel-type settings are consistent across components.
1710	WRITE_FLAG( wp[COMPONENT_Cb].bPresentFlag, iNumRef==0?"chroma_weight_l0_flag[i]":"chroma_weight_l1_flag[i]" );
1711	uiTotalSignalledWeightFlags += 2*wp[COMPONENT_Cb].bPresentFlag;
1712	}
1713	}
1714
1715	for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ )
1716	{
1717	pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1718	if ( wp[COMPONENT_Y].bPresentFlag )
1719	{
1720	Int iDeltaWeight = (wp[COMPONENT_Y].iWeight - (1<<wp[COMPONENT_Y].uiLog2WeightDenom));
1721	WRITE_SVLC( iDeltaWeight, iNumRef==0?"delta_luma_weight_l0[i]":"delta_luma_weight_l1[i]" );
1722	WRITE_SVLC( wp[COMPONENT_Y].iOffset, iNumRef==0?"luma_offset_l0[i]":"luma_offset_l1[i]" );
1723	}
1724
1725	if ( bChroma )
1726	{
1727	if ( wp[COMPONENT_Cb].bPresentFlag )
1728	{
1729	for ( Int j = COMPONENT_Cb ; j < numberValidComponents ; j++ )
1730	{
1731	assert(wp[COMPONENT_Cb].uiLog2WeightDenom == wp[COMPONENT_Cr].uiLog2WeightDenom);
1732	Int iDeltaWeight = (wp[j].iWeight - (1<<wp[COMPONENT_Cb].uiLog2WeightDenom));
1733	WRITE_SVLC( iDeltaWeight, iNumRef==0?"delta_chroma_weight_l0[i]":"delta_chroma_weight_l1[i]" );
1734
1735	#if SVC_EXTENSION
1736	Int range=pcSlice->getSPS()->getSpsRangeExtension().getHighPrecisionOffsetsEnabledFlag() ? (1<<pcSlice->getBitDepth(CHANNEL_TYPE_CHROMA))/2 : 128;
1737	#else
1738	Int range=pcSlice->getSPS()->getSpsRangeExtension().getHighPrecisionOffsetsEnabledFlag() ? (1<<pcSlice->getSPS()->getBitDepth(CHANNEL_TYPE_CHROMA))/2 : 128;
1739	#endif
1740	Int pred = ( range - ( ( range*wp[j].iWeight)>>(wp[j].uiLog2WeightDenom) ) );
1741	Int iDeltaChroma = (wp[j].iOffset - pred);
1742	WRITE_SVLC( iDeltaChroma, iNumRef==0?"delta_chroma_offset_l0[i]":"delta_chroma_offset_l1[i]" );
1743	}
1744	}
1745	}
1746	}
1747	}
1748	assert(uiTotalSignalledWeightFlags<=24);
1749	}
1750	}
1751
1752	/** code quantization matrix
1753	* \param scalingList quantization matrix information
1754	*/
1755	Void TEncCavlc::codeScalingList( const TComScalingList &scalingList )
1756	{
1757	//for each size
1758	for(UInt sizeId = 0; sizeId < SCALING_LIST_SIZE_NUM; sizeId++)
1759	{
1760	const Int predListStep = (sizeId == SCALING_LIST_32x32? (SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES) : 1); // if 32x32, skip over chroma entries.
1761
1762	for(UInt listId = 0; listId < SCALING_LIST_NUM; listId+=predListStep)
1763	{
1764	Bool scalingListPredModeFlag = scalingList.getScalingListPredModeFlag(sizeId, listId);
1765	WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" );
1766	if(!scalingListPredModeFlag)// Copy Mode
1767	{
1768	if (sizeId == SCALING_LIST_32x32)
1769	{
1770	// adjust the code, to cope with the missing chroma entries
1771	WRITE_UVLC( ((Int)listId - (Int)scalingList.getRefMatrixId (sizeId,listId)) / (SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES), "scaling_list_pred_matrix_id_delta");
1772	}
1773	else
1774	{
1775	WRITE_UVLC( (Int)listId - (Int)scalingList.getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta");
1776	}
1777	}
1778	else// DPCM Mode
1779	{
1780	xCodeScalingList(&scalingList, sizeId, listId);
1781	}
1782	}
1783	}
1784	return;
1785	}
1786	/** code DPCM
1787	* \param scalingList quantization matrix information
1788	* \param sizeId size index
1789	* \param listId list index
1790	*/
1791	Void TEncCavlc::xCodeScalingList(const TComScalingList* scalingList, UInt sizeId, UInt listId)
1792	{
1793	Int coefNum = min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId]);
1794	UInt* scan = g_scanOrder[SCAN_UNGROUPED][SCAN_DIAG][sizeId==0 ? 2 : 3][sizeId==0 ? 2 : 3];
1795	Int nextCoef = SCALING_LIST_START_VALUE;
1796	Int data;
1797	const Int *src = scalingList->getScalingListAddress(sizeId, listId);
1798	if( sizeId > SCALING_LIST_8x8 )
1799	{
1800	WRITE_SVLC( scalingList->getScalingListDC(sizeId,listId) - 8, "scaling_list_dc_coef_minus8");
1801	nextCoef = scalingList->getScalingListDC(sizeId,listId);
1802	}
1803	for(Int i=0;i<coefNum;i++)
1804	{
1805	data = src[scan[i]] - nextCoef;
1806	nextCoef = src[scan[i]];
1807	if(data > 127)
1808	{
1809	data = data - 256;
1810	}
1811	if(data < -128)
1812	{
1813	data = data + 256;
1814	}
1815
1816	WRITE_SVLC( data, "scaling_list_delta_coef");
1817	}
1818	}
1819
1820	Bool TEncCavlc::findMatchingLTRP ( TComSlice* pcSlice, UInt *ltrpsIndex, Int ltrpPOC, Bool usedFlag )
1821	{
1822	// Bool state = true, state2 = false;
1823	Int lsb = ltrpPOC & ((1<<pcSlice->getSPS()->getBitsForPOC())-1);
1824	for (Int k = 0; k < pcSlice->getSPS()->getNumLongTermRefPicSPS(); k++)
1825	{
1826	if ( (lsb == pcSlice->getSPS()->getLtRefPicPocLsbSps(k)) && (usedFlag == pcSlice->getSPS()->getUsedByCurrPicLtSPSFlag(k)) )
1827	{
1828	*ltrpsIndex = k;
1829	return true;
1830	}
1831	}
1832	return false;
1833	}
1834
1835	Void TEncCavlc::codeExplicitRdpcmMode( TComTU& /rTu/, const ComponentID /compID/ )
1836	{
1837	assert(0);
1838	}
1839
1840	#if SVC_EXTENSION
1841	Void TEncCavlc::codeSliceHeaderExtn( TComSlice* slice, Int shBitsWrittenTillNow )
1842	{
1843	Int tmpBitsBeforeWriting = getNumberOfWrittenBits();
1844	Int maxPocLsb = 1 << slice->getSPS()->getBitsForPOC();
1845	if(slice->getPPS()->getSliceHeaderExtensionPresentFlag())
1846	{
1847	// Derive the value of PocMsbValRequiredFlag
1848	slice->setPocMsbValRequiredFlag( (slice->getCraPicFlag() \|\| slice->getBlaPicFlag())
1849	&& (!slice->getVPS()->getVpsPocLsbAlignedFlag() \|\|
1850	(slice->getVPS()->getVpsPocLsbAlignedFlag() && slice->getVPS()->getNumDirectRefLayers(slice->getLayerId()) == 0))
1851	);
1852
1853	// Determine value of SH extension length.
1854	Int shExtnLengthInBit = 0;
1855	if( slice->getPPS()->getPocResetInfoPresentFlag() )
1856	{
1857	shExtnLengthInBit += 2;
1858	}
1859
1860	if( slice->getPocResetIdc() > 0 )
1861	{
1862	shExtnLengthInBit += 6;
1863	}
1864
1865	if( slice->getPocResetIdc() == 3 )
1866	{
1867	shExtnLengthInBit += (slice->getSPS()->getBitsForPOC() + 1);
1868	}
1869
1870	if( !slice->getPocMsbValRequiredFlag() && slice->getVPS()->getVpsPocLsbAlignedFlag() )
1871	{
1872	shExtnLengthInBit++;
1873	}
1874	else
1875	{
1876	if( slice->getPocMsbValRequiredFlag() )
1877	{
1878	slice->setPocMsbValPresentFlag( true );
1879	}
1880	else
1881	{
1882	slice->setPocMsbValPresentFlag( false );
1883	}
1884	}
1885
1886	if( slice->getPocMsbNeeded() )
1887	{
1888	slice->setPocMsbValPresentFlag(true);
1889	}
1890
1891	if( slice->getPocMsbValPresentFlag() )
1892	{
1893	UInt lengthVal = 1;
1894	UInt tempVal = (slice->getPocMsbVal() / maxPocLsb) + 1;
1895	assert ( tempVal );
1896	while( 1 != tempVal )
1897	{
1898	tempVal >>= 1;
1899	lengthVal += 2;
1900	}
1901	shExtnLengthInBit += lengthVal;
1902	}
1903
1904	Int shExtnAdditionalBits = 0;
1905
1906	if( shExtnLengthInBit % 8 != 0 )
1907	{
1908	shExtnAdditionalBits = 8 - (shExtnLengthInBit % 8);
1909	}
1910
1911	Int shExtnLength = (shExtnLengthInBit + shExtnAdditionalBits) / 8;
1912	WRITE_UVLC( shExtnLength, "slice_header_extension_length" );
1913
1914	if( slice->getPPS()->getPocResetInfoPresentFlag() )
1915	{
1916	WRITE_CODE( slice->getPocResetIdc(), 2, "poc_reset_idc");
1917	}
1918	if( slice->getPocResetIdc() > 0 )
1919	{
1920	WRITE_CODE( slice->getPocResetPeriodId(), 6, "poc_reset_period_id");
1921	}
1922	if( slice->getPocResetIdc() == 3 )
1923	{
1924	WRITE_FLAG( slice->getFullPocResetFlag() ? 1 : 0, "full_poc_reset_flag");
1925	WRITE_CODE( slice->getPocLsbVal(), slice->getSPS()->getBitsForPOC(), "poc_lsb_val");
1926	}
1927
1928	if( !slice->getPocMsbValRequiredFlag() && slice->getVPS()->getVpsPocLsbAlignedFlag() )
1929	{
1930	WRITE_FLAG( slice->getPocMsbValPresentFlag(), "poc_msb_cycle_val_present_flag" );
1931	}
1932
1933	if( slice->getPocMsbValPresentFlag() )
1934	{
1935	assert(slice->getPocMsbVal() % maxPocLsb == 0);
1936	WRITE_UVLC(slice->getPocMsbVal() / maxPocLsb, "poc_msb_cycle_val");
1937	}
1938
1939	for(Int i = 0; i < shExtnAdditionalBits; i++)
1940	{
1941	WRITE_FLAG( 1, "slice_segment_header_extension_data_bit");
1942	}
1943	}
1944
1945	shBitsWrittenTillNow += ( getNumberOfWrittenBits() - tmpBitsBeforeWriting );
1946
1947	// Slice header byte_alignment() included in xAttachSliceDataToNalUnit
1948	}
1949
1950	Void TEncCavlc::codeVPSExtension( const TComVPS *vps )
1951	{
1952	Int NumOutputLayersInOutputLayerSet[MAX_VPS_LAYER_SETS_PLUS1];
1953	Int OlsHighestOutputLayerId[MAX_VPS_LAYER_SETS_PLUS1];
1954
1955	if( vps->getMaxLayers() > 1 && vps->getBaseLayerInternalFlag() )
1956	{
1957	codePTL( vps->getPTL(1), false, vps->getMaxTLayers() - 1 );
1958	}
1959
1960	UInt i = 0, j = 0;
1961
1962	WRITE_FLAG( vps->getSplittingFlag(), "splitting_flag" );
1963
1964	for(i = 0; i < MAX_VPS_NUM_SCALABILITY_TYPES; i++)
1965	{
1966	WRITE_FLAG( vps->getScalabilityMask(i), "scalability_mask[i]" );
1967	}
1968
1969	for(j = 0; j < vps->getNumScalabilityTypes() - vps->getSplittingFlag(); j++)
1970	{
1971	WRITE_CODE( vps->getDimensionIdLen(j) - 1, 3, "dimension_id_len_minus1[j]" );
1972	}
1973
1974	// The value of dimBitOffset[ NumScalabilityTypes ] is set equal to 6.
1975	if(vps->getSplittingFlag())
1976	{
1977	UInt splDimSum=0;
1978	for(j = 0; j < vps->getNumScalabilityTypes(); j++)
1979	{
1980	splDimSum+=(vps->getDimensionIdLen(j));
1981	}
1982	assert(splDimSum<=6);
1983	}
1984
1985	WRITE_FLAG( vps->getNuhLayerIdPresentFlag(), "vps_nuh_layer_id_present_flag" );
1986	for(i = 1; i < vps->getMaxLayers(); i++)
1987	{
1988	if( vps->getNuhLayerIdPresentFlag() )
1989	{
1990	WRITE_CODE( vps->getLayerIdInNuh(i), 6, "layer_id_in_nuh[i]" );
1991	}
1992
1993	if( !vps->getSplittingFlag() )
1994	{
1995	for(j = 0; j < vps->getNumScalabilityTypes(); j++)
1996	{
1997	UInt bits = vps->getDimensionIdLen(j);
1998	WRITE_CODE( vps->getDimensionId(i, j), bits, "dimension_id[i][j]" );
1999	}
2000	}
2001	}
2002
2003	WRITE_CODE( vps->getViewIdLen( ), 4, "view_id_len" );
2004	assert ( vps->getNumViews() >= (1<<vps->getViewIdLen()) );
2005
2006	if ( vps->getViewIdLen() > 0 )
2007	{
2008	for( i = 0; i < vps->getNumViews(); i++ )
2009	{
2010	WRITE_CODE( vps->getViewIdVal( i ), vps->getViewIdLen( ), "view_id_val[i]" );
2011	}
2012	}
2013
2014	for( Int layerCtr = 1; layerCtr < vps->getMaxLayers(); layerCtr++)
2015	{
2016	for( Int refLayerCtr = 0; refLayerCtr < layerCtr; refLayerCtr++)
2017	{
2018	WRITE_FLAG(vps->getDirectDependencyFlag(layerCtr, refLayerCtr), "direct_dependency_flag[i][j]" );
2019	}
2020	}
2021
2022	if( vps->getNumIndependentLayers() > 1 )
2023	{
2024	WRITE_UVLC( vps->getNumAddLayerSets(), "num_add_layer_sets" );
2025
2026	for( i = 0; i < vps->getNumAddLayerSets(); i++ )
2027	{
2028	for( j = 1; j < vps->getNumIndependentLayers(); j++ )
2029	{
2030	Int len = 1;
2031	while( (1 << len) < (vps->getNumLayersInTreePartition(j) + 1) )
2032	{
2033	len++;
2034	}
2035	WRITE_CODE(vps->getHighestLayerIdxPlus1(i, j), len, "highest_layer_idx_plus1[i][j]");
2036	}
2037	}
2038	}
2039
2040	WRITE_FLAG( vps->getMaxTSLayersPresentFlag(), "vps_sub_layers_max_minus1_present_flag");
2041	if( vps->getMaxTSLayersPresentFlag() )
2042	{
2043	for( i = 0; i < vps->getMaxLayers(); i++ )
2044	{
2045	WRITE_CODE(vps->getMaxTSLayersMinus1(i), 3, "sub_layers_vps_max_minus1[i]" );
2046	}
2047	}
2048
2049	WRITE_FLAG( vps->getMaxTidRefPresentFlag(), "max_tid_ref_present_flag");
2050	if (vps->getMaxTidRefPresentFlag())
2051	{
2052	for( i = 0; i < vps->getMaxLayers() - 1; i++)
2053	{
2054	for( j = i+1; j <= vps->getMaxLayers() - 1; j++)
2055	{
2056	if(vps->getDirectDependencyFlag(j, i))
2057	{
2058	WRITE_CODE(vps->getMaxTidIlRefPicsPlus1(i,j), 3, "max_tid_il_ref_pics_plus1[i][j]" );
2059	}
2060	}
2061	}
2062	}
2063	WRITE_FLAG( vps->getIlpSshSignalingEnabledFlag(), "all_ref_layers_active_flag" );
2064
2065	// Profile-tier-level signalling
2066	WRITE_UVLC( vps->getNumProfileTierLevel() - 1, "vps_num_profile_tier_level_minus1");
2067
2068	Int const numBitsForPtlIdx = vps->calculateLenOfSyntaxElement( vps->getNumProfileTierLevel() );
2069
2070	//Do something here to make sure the loop is correct to consider base layer internal stuff
2071
2072	for( Int idx = vps->getBaseLayerInternalFlag() ? 2 : 1; idx < vps->getNumProfileTierLevel(); idx++ )
2073	{
2074	WRITE_FLAG( vps->getProfilePresentFlag(idx), "vps_profile_present_flag[i]" );
2075
2076	codePTL( vps->getPTL(idx), vps->getProfilePresentFlag(idx), vps->getMaxTLayers() - 1 );
2077	}
2078
2079	Int numOutputLayerSets = vps->getNumOutputLayerSets();
2080	Int numAddOutputLayerSets = numOutputLayerSets - (Int)vps->getNumLayerSets();
2081
2082	// The value of num_add_olss shall be in the range of 0 to 1023, inclusive.
2083	assert( numAddOutputLayerSets >= 0 && numAddOutputLayerSets < 1024 );
2084
2085	if( vps->getNumLayerSets() > 1 )
2086	{
2087	WRITE_UVLC( numAddOutputLayerSets, "num_add_olss" );
2088	WRITE_CODE( vps->getDefaultTargetOutputLayerIdc(), 2, "default_output_layer_idc" );
2089	}
2090
2091	for(i = 1; i < numOutputLayerSets; i++)
2092	{
2093	Int layerSetIdxForOutputLayerSet = vps->getOutputLayerSetIdx(i);
2094	if( vps->getNumLayerSets() > 2 && i >= vps->getNumLayerSets() )
2095	{
2096	Int numBits = 1;
2097	while ((1 << numBits) < (vps->getNumLayerSets() - 1))
2098	{
2099	numBits++;
2100	}
2101	WRITE_CODE( vps->getOutputLayerSetIdx(i) - 1, numBits, "layer_set_idx_for_ols_minus1");
2102	}
2103
2104	if( i > vps->getVpsNumLayerSetsMinus1() \|\| vps->getDefaultTargetOutputLayerIdc() >= 2 ) //Instead of == 2, >= 2 is used to follow the agreement that value 3 should be interpreted as 2
2105	{
2106	for( j = 0; j < vps->getNumLayersInIdList(layerSetIdxForOutputLayerSet); j++ )
2107	{
2108	WRITE_FLAG( vps->getOutputLayerFlag(i,j), "output_layer_flag[i][j]");
2109	}
2110	}
2111
2112	for( j = 0; j < vps->getNumLayersInIdList(layerSetIdxForOutputLayerSet); j++ )
2113	{
2114	if( vps->getNecessaryLayerFlag(i, j) && (vps->getNumProfileTierLevel() - 1) > 0 )
2115	{
2116	WRITE_CODE( vps->getProfileLevelTierIdx(i, j), numBitsForPtlIdx, "profile_tier_level_idx[i]" );
2117	}
2118	}
2119
2120	NumOutputLayersInOutputLayerSet[i] = 0;
2121
2122	for( j = 0; j < vps->getNumLayersInIdList(layerSetIdxForOutputLayerSet); j++ )
2123	{
2124	NumOutputLayersInOutputLayerSet[i] += vps->getOutputLayerFlag(i, j);
2125	if( vps->getOutputLayerFlag(i, j) )
2126	{
2127	OlsHighestOutputLayerId[i] = vps->getLayerSetLayerIdList(layerSetIdxForOutputLayerSet, j);
2128	}
2129	}
2130	if( NumOutputLayersInOutputLayerSet[i] == 1 && vps->getNumDirectRefLayers(OlsHighestOutputLayerId[i]) > 0 )
2131	{
2132	WRITE_FLAG(vps->getAltOuputLayerFlag(i), "alt_output_layer_flag[i]");
2133	}
2134
2135	assert( NumOutputLayersInOutputLayerSet[i] > 0 );
2136	}
2137
2138	// The value of vps_num_rep_formats_minus1 shall be in the range of 0 to 255, inclusive.
2139	assert( vps->getVpsNumRepFormats() > 0 && vps->getVpsNumRepFormats() <= 256 );
2140
2141	WRITE_UVLC( vps->getVpsNumRepFormats() - 1, "vps_num_rep_formats_minus1" );
2142
2143	for(i = 0; i < vps->getVpsNumRepFormats(); i++)
2144	{
2145	// Write rep_format_structures
2146	codeRepFormat( vps->getVpsRepFormat(i) );
2147	}
2148
2149	if( vps->getVpsNumRepFormats() > 1 )
2150	{
2151	WRITE_FLAG( vps->getRepFormatIdxPresentFlag(), "rep_format_idx_present_flag");
2152	}
2153	else
2154	{
2155	// When not present, the value of rep_format_idx_present_flag is inferred to be equal to 0
2156	assert( !vps->getRepFormatIdxPresentFlag() );
2157	}
2158
2159	if( vps->getRepFormatIdxPresentFlag() )
2160	{
2161	for( i = vps->getBaseLayerInternalFlag() ? 1 : 0; i < vps->getMaxLayers(); i++ )
2162	{
2163	Int numBits = 1;
2164	while ((1 << numBits) < (vps->getVpsNumRepFormats()))
2165	{
2166	numBits++;
2167	}
2168	WRITE_CODE( vps->getVpsRepFormatIdx(i), numBits, "vps_rep_format_idx[i]" );
2169	}
2170	}
2171
2172	WRITE_FLAG(vps->getMaxOneActiveRefLayerFlag(), "max_one_active_ref_layer_flag");
2173
2174	WRITE_FLAG(vps->getVpsPocLsbAlignedFlag(), "vps_poc_lsb_aligned_flag");
2175
2176	for( i = 1; i< vps->getMaxLayers(); i++ )
2177	{
2178	if( vps->getNumDirectRefLayers( vps->getLayerIdInNuh(i) ) == 0 )
2179	{
2180	WRITE_FLAG(vps->getPocLsbNotPresentFlag(i), "poc_lsb_not_present_flag[i]");
2181	}
2182	}
2183
2184	codeVpsDpbSizeTable(vps);
2185
2186	WRITE_UVLC( vps->getDirectDepTypeLen()-2, "direct_dep_type_len_minus2");
2187
2188	WRITE_FLAG(vps->getDefaultDirectDependencyTypeFlag(), "direct_dependency_all_layers_flag");
2189
2190	if( vps->getDefaultDirectDependencyTypeFlag() )
2191	{
2192	WRITE_CODE( vps->getDefaultDirectDependencyType(), vps->getDirectDepTypeLen(), "direct_dependency_all_layers_type" );
2193	}
2194	else
2195	{
2196	for( i = vps->getBaseLayerInternalFlag() ? 1 : 2; i < vps->getMaxLayers(); i++ )
2197	{
2198	for( j = vps->getBaseLayerInternalFlag() ? 0 : 1; j < i; j++ )
2199	{
2200	if (vps->getDirectDependencyFlag(i, j))
2201	{
2202	WRITE_CODE( vps->getDirectDependencyType(i, j), vps->getDirectDepTypeLen(), "direct_dependency_type[i][j]" );
2203	}
2204	}
2205	}
2206	}
2207
2208	// The value of vps_non_vui_extension_length shall be in the range of 0 to 4096, inclusive.
2209	assert( vps->getVpsNonVuiExtLength() >= 0 && vps->getVpsNonVuiExtLength() <= 4096 );
2210
2211	WRITE_UVLC( vps->getVpsNonVuiExtLength(), "vps_non_vui_extension_length" );
2212
2213	for( i = 1; i <= vps->getVpsNonVuiExtLength(); i++ )
2214	{
2215	WRITE_CODE(1, 8, "vps_non_vui_extension_data_byte");
2216	}
2217
2218	WRITE_FLAG( vps->getVpsVuiPresentFlag() ? 1 : 0, "vps_vui_present_flag" );
2219
2220	if(vps->getVpsVuiPresentFlag()) // Should be conditioned on the value of vps_vui_present_flag
2221	{
2222	while ( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 )
2223	{
2224	WRITE_FLAG(1, "vps_vui_alignment_bit_equal_to_one");
2225	}
2226
2227	codeVPSVUI(vps);
2228	}
2229	}
2230
2231	Void TEncCavlc::codeRepFormat( const RepFormat *repFormat )
2232	{
2233	WRITE_CODE( repFormat->getPicWidthVpsInLumaSamples (), 16, "pic_width_vps_in_luma_samples" );
2234	WRITE_CODE( repFormat->getPicHeightVpsInLumaSamples(), 16, "pic_height_vps_in_luma_samples" );
2235	WRITE_FLAG( repFormat->getChromaAndBitDepthVpsPresentFlag(), "chroma_and_bit_depth_vps_present_flag" );
2236
2237	if( repFormat->getChromaAndBitDepthVpsPresentFlag() )
2238	{
2239	WRITE_CODE( repFormat->getChromaFormatVpsIdc(), 2, "chroma_format_vps_idc" );
2240
2241	if( repFormat->getChromaFormatVpsIdc() == 3 )
2242	{
2243	WRITE_FLAG( repFormat->getSeparateColourPlaneVpsFlag(), "separate_colour_plane_vps_flag" );
2244	}
2245
2246	assert( repFormat->getBitDepthVpsLuma() >= 8 );
2247	assert( repFormat->getBitDepthVpsChroma() >= 8 );
2248	WRITE_CODE( repFormat->getBitDepthVpsLuma() - 8, 4, "bit_depth_vps_luma_minus8" );
2249	WRITE_CODE( repFormat->getBitDepthVpsChroma() - 8, 4, "bit_depth_vps_chroma_minus8" );
2250	}
2251
2252	Window conf = repFormat->getConformanceWindowVps();
2253
2254	WRITE_FLAG( conf.getWindowEnabledFlag(), "conformance_window_vps_flag" );
2255	if (conf.getWindowEnabledFlag())
2256	{
2257	WRITE_UVLC( conf.getWindowLeftOffset(), "conf_win_vps_left_offset" );
2258	WRITE_UVLC( conf.getWindowRightOffset(), "conf_win_vps_right_offset" );
2259	WRITE_UVLC( conf.getWindowTopOffset(), "conf_win_vps_top_offset" );
2260	WRITE_UVLC( conf.getWindowBottomOffset(), "conf_win_vps_bottom_offset" );
2261	}
2262	}
2263
2264	Void TEncCavlc::codeVpsDpbSizeTable( const TComVPS *vps )
2265	{
2266	for( Int i = 1; i < vps->getNumOutputLayerSets(); i++ )
2267	{
2268	Int layerSetIdxForOutputLayerSet = vps->getOutputLayerSetIdx( i );
2269
2270	WRITE_FLAG( vps->getSubLayerFlagInfoPresentFlag( i ), "sub_layer_flag_info_present_flag[i]");
2271
2272	for(Int j = 0; j <= vps->getMaxSLayersInLayerSetMinus1( layerSetIdxForOutputLayerSet ); j++)
2273	{
2274	if( j > 0 && vps->getSubLayerFlagInfoPresentFlag(i) )
2275	{
2276	WRITE_FLAG( vps->getSubLayerDpbInfoPresentFlag( i, j), "sub_layer_dpb_info_present_flag[i]");
2277	}
2278
2279	if( vps->getSubLayerDpbInfoPresentFlag(i, j) )
2280	{
2281	for(Int k = 0; k < vps->getNumLayersInIdList( layerSetIdxForOutputLayerSet ); k++)
2282	{
2283	if( vps->getNecessaryLayerFlag(i, k) && (vps->getBaseLayerInternalFlag() \|\| (vps->getLayerSetLayerIdList(layerSetIdxForOutputLayerSet, k) != 0)) )
2284	{
2285	WRITE_UVLC( vps->getMaxVpsDecPicBufferingMinus1( i, k, j ), "max_vps_dec_pic_buffering_minus1[i][k][j]" );
2286	}
2287	}
2288
2289	WRITE_UVLC( vps->getMaxVpsNumReorderPics( i, j), "max_vps_num_reorder_pics[i][j]" );
2290
2291	WRITE_UVLC( vps->getMaxVpsLatencyIncreasePlus1( i, j), "max_vps_latency_increase_plus1[i][j]" );
2292	}
2293	}
2294	}
2295	}
2296
2297	Void TEncCavlc::codeVPSVUI( const TComVPS *vps )
2298	{
2299	Int i,j;
2300	WRITE_FLAG(vps->getCrossLayerPictureTypeAlignFlag(), "cross_layer_pic_type_aligned_flag");
2301
2302	if( !vps->getCrossLayerPictureTypeAlignFlag() )
2303	{
2304	WRITE_FLAG(vps->getCrossLayerIrapAlignFlag(), "cross_layer_irap_aligned_flag");
2305	}
2306	else
2307	{
2308	// When not present, the value of cross_layer_irap_aligned_flag is inferred to be equal to vps_vui_present_flag,
2309	assert( vps->getCrossLayerIrapAlignFlag() == true );
2310	}
2311
2312	if( vps->getCrossLayerIrapAlignFlag() )
2313	{
2314	WRITE_FLAG(vps->getCrossLayerAlignedIdrOnlyFlag(), "all_layers_idr_aligned_flag");
2315	}
2316
2317	WRITE_FLAG( vps->getBitRatePresentVpsFlag(), "bit_rate_present_vps_flag" );
2318	WRITE_FLAG( vps->getPicRatePresentVpsFlag(), "pic_rate_present_vps_flag" );
2319
2320	if( vps->getBitRatePresentVpsFlag() \|\| vps->getPicRatePresentVpsFlag() )
2321	{
2322	for( i = vps->getBaseLayerInternalFlag() ? 0 : 1; i < vps->getNumLayerSets(); i++ )
2323	{
2324	for( j = 0; j <= vps->getMaxSLayersInLayerSetMinus1(i); j++ )
2325	{
2326	if( vps->getBitRatePresentVpsFlag() )
2327	{
2328	WRITE_FLAG( vps->getBitRatePresentFlag( i, j), "bit_rate_present_flag[i][j]" );
2329	}
2330
2331	if( vps->getPicRatePresentVpsFlag() )
2332	{
2333	WRITE_FLAG( vps->getPicRatePresentFlag( i, j), "pic_rate_present_flag[i][j]" );
2334	}
2335
2336	if( vps->getBitRatePresentFlag(i, j) )
2337	{
2338	WRITE_CODE( vps->getAvgBitRate( i, j ), 16, "avg_bit_rate[i][j]" );
2339	WRITE_CODE( vps->getAvgBitRate( i, j ), 16, "max_bit_rate[i][j]" );
2340	}
2341
2342	if( vps->getPicRatePresentFlag(i, j) )
2343	{
2344	WRITE_CODE( vps->getConstPicRateIdc( i, j), 2 , "constant_pic_rate_idc[i][j]" );
2345	WRITE_CODE( vps->getConstPicRateIdc( i, j), 16, "avg_pic_rate[i][j]" );
2346	}
2347	}
2348	}
2349	}
2350
2351	WRITE_FLAG( vps->getVideoSigPresentVpsFlag(), "video_signal_info_idx_present_flag" );
2352	if (vps->getVideoSigPresentVpsFlag())
2353	{
2354	WRITE_CODE(vps->getNumVideoSignalInfo()-1, 4, "vps_num_video_signal_info_minus1" );
2355	}
2356
2357	for(i = 0; i < vps->getNumVideoSignalInfo(); i++)
2358	{
2359	WRITE_CODE(vps->getVideoVPSFormat(i), 3, "video_vps_format" );
2360	WRITE_FLAG(vps->getVideoFullRangeVpsFlag(i), "video_full_range_vps_flag" );
2361	WRITE_CODE(vps->getColorPrimaries(i), 8, "colour_primaries_vps" );
2362	WRITE_CODE(vps->getTransCharacter(i), 8, "transfer_characteristics_vps" );
2363	WRITE_CODE(vps->getMaxtrixCoeff(i), 8, "matrix_coeffs_vps" );
2364	}
2365
2366	if( vps->getVideoSigPresentVpsFlag() && vps->getNumVideoSignalInfo() > 1 )
2367	{
2368	for( i = vps->getBaseLayerInternalFlag() ? 0 : 1; i < vps->getMaxLayers(); i++ )
2369	{
2370	WRITE_CODE( vps->getVideoSignalInfoIdx(i), 4, "vps_video_signal_info_idx" );
2371	}
2372	}
2373
2374	WRITE_FLAG( vps->getTilesNotInUseFlag() ? 1 : 0 , "tiles_not_in_use_flag" );
2375
2376	if( !vps->getTilesNotInUseFlag() )
2377	{
2378	for( i = vps->getBaseLayerInternalFlag() ? 0 : 1; i < vps->getMaxLayers(); i++ )
2379	{
2380	WRITE_FLAG( vps->getTilesInUseFlag(i) ? 1 : 0 , "tiles_in_use_flag[ i ]" );
2381
2382	if( vps->getTilesInUseFlag(i) )
2383	{
2384	WRITE_FLAG( vps->getLoopFilterNotAcrossTilesFlag(i) ? 1 : 0 , "loop_filter_not_across_tiles_flag[ i ]" );
2385	}
2386	}
2387
2388	for( i = vps->getBaseLayerInternalFlag() ? 1 : 2; i < vps->getMaxLayers(); i++ )
2389	{
2390	for(j = 0; j < vps->getNumDirectRefLayers(vps->getLayerIdInNuh(i)); j++)
2391	{
2392	UInt layerIdx = vps->getLayerIdxInVps(vps->getRefLayerId(vps->getLayerIdInNuh(i), j));
2393
2394	if( vps->getTilesInUseFlag(i) && vps->getTilesInUseFlag(layerIdx) )
2395	{
2396	WRITE_FLAG( vps->getTileBoundariesAlignedFlag(i,j) ? 1 : 0 , "tile_boundaries_aligned_flag[i][j]" );
2397	}
2398	}
2399	}
2400	}
2401
2402	WRITE_FLAG( vps->getWppNotInUseFlag() ? 1 : 0 , "wpp_not_in_use_flag" );
2403
2404	if( !vps->getWppNotInUseFlag() )
2405	{
2406	for( i = vps->getBaseLayerInternalFlag() ? 0 : 1; i < vps->getMaxLayers(); i++ )
2407	{
2408	WRITE_FLAG( vps->getWppInUseFlag(i) ? 1 : 0 , "wpp_in_use_flag[ i ]" );
2409	}
2410	}
2411
2412	WRITE_FLAG(vps->getSingleLayerForNonIrapFlag(), "single_layer_for_non_irap_flag" );
2413
2414	// When single_layer_for_non_irap_flag is equal to 0, higher_layer_irap_skip_flag shall be equal to 0
2415	if( !vps->getSingleLayerForNonIrapFlag() )
2416	{
2417	assert( !vps->getHigherLayerIrapSkipFlag() );
2418	}
2419
2420	WRITE_FLAG(vps->getHigherLayerIrapSkipFlag(), "higher_layer_irap_skip_flag" );
2421
2422	WRITE_FLAG( vps->getIlpRestrictedRefLayersFlag() ? 1 : 0 , "ilp_restricted_ref_layers_flag" );
2423	if( vps->getIlpRestrictedRefLayersFlag())
2424	{
2425	for(i = 1; i < vps->getMaxLayers(); i++)
2426	{
2427	for(j = 0; j < vps->getNumDirectRefLayers(vps->getLayerIdInNuh(i)); j++)
2428	{
2429	if (vps->getBaseLayerInternalFlag() \|\| vps->getRefLayerId(vps->getLayerIdInNuh(i), j))
2430	{
2431	WRITE_UVLC(vps->getMinSpatialSegmentOffsetPlus1( i, j), "min_spatial_segment_offset_plus1[i][j]");
2432
2433	if( vps->getMinSpatialSegmentOffsetPlus1(i,j ) > 0 )
2434	{
2435	WRITE_FLAG( vps->getCtuBasedOffsetEnabledFlag( i, j) ? 1 : 0 , "ctu_based_offset_enabled_flag[i][j]" );
2436
2437	if(vps->getCtuBasedOffsetEnabledFlag(i,j))
2438	{
2439	WRITE_UVLC(vps->getMinHorizontalCtuOffsetPlus1( i, j), "min_horizontal_ctu_offset_plus1[i][j]");
2440	}
2441	}
2442	}
2443	}
2444	}
2445	}
2446
2447	#if O0164_MULTI_LAYER_HRD
2448	WRITE_FLAG(vps->getVpsVuiBspHrdPresentFlag(), "vps_vui_bsp_hrd_present_flag" );
2449
2450	if( vps->getVpsVuiBspHrdPresentFlag() )
2451	{
2452	codeVpsVuiBspHrdParams(vps);
2453	}
2454	#endif
2455
2456	for( i = 1; i < vps->getMaxLayers(); i++ )
2457	{
2458	if( vps->getNumRefLayers(vps->getLayerIdInNuh(i)) == 0 )
2459	{
2460	WRITE_FLAG(vps->getBaseLayerPSCompatibilityFlag(i), "base_layer_parameter_set_compatibility_flag" );
2461	}
2462	}
2463	}
2464
2465	Void TEncCavlc::codeSPSExtension( const TComSPS* pcSPS )
2466	{
2467	// more syntax elements to be written here
2468
2469	// Vertical MV component restriction is not used in SHVC CTC
2470	WRITE_FLAG( 0, "inter_view_mv_vert_constraint_flag" );
2471	}
2472
2473	Void TEncCavlc::codeVpsVuiBspHrdParams( const TComVPS* vps )
2474	{
2475	WRITE_UVLC( vps->getVpsNumAddHrdParams(), "vps_num_add_hrd_params" );
2476
2477	for( Int i = vps->getNumHrdParameters(), j = 0; i < vps->getNumHrdParameters() + vps->getVpsNumAddHrdParams(); i++, j++ ) // j = i - vps->getNumHrdParameters()
2478	{
2479	if( i > 0 )
2480	{
2481	WRITE_FLAG( vps->getCprmsAddPresentFlag(j), "cprms_add_present_flag[i]" );
2482	}
2483
2484	WRITE_UVLC( vps->getNumSubLayerHrdMinus1(j), "num_sub_layer_hrd_minus1[i]" );
2485
2486	codeHrdParameters(vps->getBspHrd(j), i == 0 ? true : vps->getCprmsAddPresentFlag(j), vps->getNumSubLayerHrdMinus1(j));
2487	}
2488
2489	if( vps->getNumHrdParameters() + vps->getVpsNumAddHrdParams() > 0 )
2490	{
2491	for( Int h = 1; h < vps->getNumOutputLayerSets(); h++ )
2492	{
2493	Int lsIdx = vps->getOutputLayerSetIdx( h );
2494
2495	WRITE_UVLC( vps->getNumSignalledPartitioningSchemes(h), "num_signalled_partitioning_schemes[h]");
2496
2497	for( Int j = 1; j < vps->getNumSignalledPartitioningSchemes(h) + 1; j++ )
2498	{
2499	WRITE_UVLC( vps->getNumPartitionsInSchemeMinus1(h, j), "num_partitions_in_scheme_minus1[h][j]" );
2500
2501	for( Int k = 0; k <= vps->getNumPartitionsInSchemeMinus1(h, j); k++ )
2502	{
2503	for( Int r = 0; r < vps->getNumLayersInIdList( lsIdx ); r++ )
2504	{
2505	WRITE_FLAG( vps->getLayerIncludedInPartitionFlag(h, j, k, r), "layer_included_in_partition_flag[h][j][k][r]" );
2506	}
2507	}
2508	}
2509
2510	for( Int i = 0; i < vps->getNumSignalledPartitioningSchemes(h) + 1; i++ )
2511	{
2512	for( Int t = 0; t <= vps->getMaxSLayersInLayerSetMinus1(lsIdx); t++ )
2513	{
2514	WRITE_UVLC(vps->getNumBspSchedulesMinus1(h, i, t), "num_bsp_schedules_minus1[h][i][t]");
2515
2516	for( Int j = 0; j <= vps->getNumBspSchedulesMinus1(h, i, t); j++ )
2517	{
2518	for( Int k = 0; k <= vps->getNumPartitionsInSchemeMinus1(h, i); k++ )
2519	{
2520	if( vps->getNumHrdParameters() + vps->getVpsNumAddHrdParams() > 1 )
2521	{
2522	Int numBits = 1;
2523	while ((1 << numBits) < (vps->getNumHrdParameters() + vps->getVpsNumAddHrdParams()))
2524	{
2525	numBits++;
2526	}
2527
2528	WRITE_CODE(vps->getBspHrdIdx(h, i, t, j, k), numBits, "bsp_hrd_idx[h][i][t][j][k]");
2529	}
2530
2531	WRITE_UVLC( vps->getBspSchedIdx(h, i, t, j, k), "bsp_sched_idx[h][i][t][j][k]");
2532	}
2533	}
2534	}
2535	}
2536	}
2537	}
2538	}
2539
2540
2541	#if CGS_3D_ASYMLUT
2542	Void TEncCavlc::xCode3DAsymLUT( TCom3DAsymLUT * pc3DAsymLUT )
2543	{
2544	UInt uiNumRefLayers = ( UInt )pc3DAsymLUT->getRefLayerNum();
2545	WRITE_UVLC( uiNumRefLayers - 1 , "num_cm_ref_layers_minus1" );
2546	for( UInt i = 0 ; i < uiNumRefLayers ; i++ )
2547	{
2548	WRITE_CODE( pc3DAsymLUT->getRefLayerId( i ) , 6 , "cm_ref_layer_id" );
2549	}
2550
2551	assert( pc3DAsymLUT->getCurOctantDepth() < 4 );
2552	WRITE_CODE( pc3DAsymLUT->getCurOctantDepth() , 2 , "cm_octant_depth" );
2553	assert( pc3DAsymLUT->getCurYPartNumLog2() < 4 );
2554	WRITE_CODE( pc3DAsymLUT->getCurYPartNumLog2() , 2 , "cm_y_part_num_log2" );
2555	assert( pc3DAsymLUT->getInputBitDepthY() < 16 );
2556
2557	WRITE_UVLC( pc3DAsymLUT->getInputBitDepthY() - 8 , "cm_input_luma_bit_depth_minus8" );
2558	WRITE_UVLC( pc3DAsymLUT->getInputBitDepthC() - 8 , "cm_input_chroma_bit_depth_minus8" );
2559	WRITE_UVLC( pc3DAsymLUT->getOutputBitDepthY() - 8 , "cm_output_luma_bit_depth_minus8" );
2560	WRITE_UVLC( pc3DAsymLUT->getOutputBitDepthC() - 8 , "cm_output_chroma_bit_depth_minus8" );
2561
2562	assert( pc3DAsymLUT->getResQuantBit() < 4 );
2563	WRITE_CODE( pc3DAsymLUT->getResQuantBit() , 2 , "cm_res_quant_bit" );
2564
2565	xFindDeltaBits( pc3DAsymLUT );
2566	assert(pc3DAsymLUT->getDeltaBits() >=1 && pc3DAsymLUT->getDeltaBits() <= 4);
2567	WRITE_CODE( pc3DAsymLUT->getDeltaBits()-1 , 2 , "cm_delta_bit" );
2568
2569	if( pc3DAsymLUT->getCurOctantDepth() == 1 )
2570	{
2571	WRITE_SVLC( pc3DAsymLUT->getAdaptChromaThresholdU() - ( 1 << ( pc3DAsymLUT->getInputBitDepthC() - 1 ) ) , "cm_adapt_threshold_u_delta" );
2572	WRITE_SVLC( pc3DAsymLUT->getAdaptChromaThresholdV() - ( 1 << ( pc3DAsymLUT->getInputBitDepthC() - 1 ) ) , "cm_adapt_threshold_v_delta" );
2573	}
2574
2575	#if R0164_CGS_LUT_BUGFIX_CHECK
2576	pc3DAsymLUT->xInitCuboids();
2577	#endif
2578	xCode3DAsymLUTOctant( pc3DAsymLUT , 0 , 0 , 0 , 0 , 1 << pc3DAsymLUT->getCurOctantDepth() );
2579	#if R0164_CGS_LUT_BUGFIX_CHECK
2580	xCuboidsFilledCheck( false );
2581	pc3DAsymLUT->display( false );
2582	#endif
2583	}
2584
2585	Void TEncCavlc::xCode3DAsymLUTOctant( TCom3DAsymLUT * pc3DAsymLUT , Int nDepth , Int yIdx , Int uIdx , Int vIdx , Int nLength )
2586	{
2587	UInt uiOctantSplit = nDepth < pc3DAsymLUT->getCurOctantDepth();
2588	if( nDepth < pc3DAsymLUT->getCurOctantDepth() )
2589	WRITE_FLAG( uiOctantSplit , "split_octant_flag" );
2590	Int nYPartNum = 1 << pc3DAsymLUT->getCurYPartNumLog2();
2591	if( uiOctantSplit )
2592	{
2593	Int nHalfLength = nLength >> 1;
2594	for( Int l = 0 ; l < 2 ; l++ )
2595	{
2596	for( Int m = 0 ; m < 2 ; m++ )
2597	{
2598	for( Int n = 0 ; n < 2 ; n++ )
2599	{
2600	xCode3DAsymLUTOctant( pc3DAsymLUT , nDepth + 1 , yIdx + l * nHalfLength * nYPartNum , uIdx + m * nHalfLength , vIdx + n * nHalfLength , nHalfLength );
2601	}
2602	}
2603	}
2604	}
2605	else
2606	{
2607	Int nFLCbits = pc3DAsymLUT->getMappingShift()-pc3DAsymLUT->getResQuantBit()-pc3DAsymLUT->getDeltaBits() ;
2608	nFLCbits = nFLCbits >= 0 ? nFLCbits : 0;
2609
2610	for( Int l = 0 ; l < nYPartNum ; l++ )
2611	{
2612	Int shift = pc3DAsymLUT->getCurOctantDepth() - nDepth ;
2613
2614	for( Int nVertexIdx = 0 ; nVertexIdx < 4 ; nVertexIdx++ )
2615	{
2616	SYUVP sRes = pc3DAsymLUT->getCuboidVertexResTree( yIdx + (l<<shift) , uIdx , vIdx , nVertexIdx );
2617
2618	UInt uiCodeVertex = sRes.Y != 0 \|\| sRes.U != 0 \|\| sRes.V != 0;
2619	WRITE_FLAG( uiCodeVertex , "coded_vertex_flag" );
2620	if( uiCodeVertex )
2621	{
2622	xWriteParam( sRes.Y, nFLCbits );
2623	xWriteParam( sRes.U, nFLCbits );
2624	xWriteParam( sRes.V, nFLCbits );
2625	}
2626	}
2627	#if R0164_CGS_LUT_BUGFIX_CHECK
2628	pc3DAsymLUT->xSetExplicit( yIdx + (l<<shift) , uIdx , vIdx );
2629	#endif
2630	}
2631	}
2632	}
2633
2634	Void TEncCavlc::xWriteParam( Int param, UInt rParam)
2635	{
2636	Int codeNumber = abs(param);
2637	WRITE_UVLC(codeNumber / (1 << rParam), "quotient");
2638	WRITE_CODE((codeNumber % (1 << rParam)), rParam, "remainder");
2639	if (abs(param))
2640	WRITE_FLAG( param <0, "sign");
2641	}
2642
2643	Void TEncCavlc::xFindDeltaBits( TCom3DAsymLUT * pc3DAsymLUT )
2644	{
2645	Int nDeltaBits;
2646	Int nBestDeltaBits = -1;
2647	Int nBestBits = MAX_INT;
2648	for( nDeltaBits = 1; nDeltaBits < 5; nDeltaBits++)
2649	{
2650	Int nCurBits = 0;
2651	xTally3DAsymLUTOctantBits( pc3DAsymLUT , 0 , 0 , 0 , 0 , 1 << pc3DAsymLUT->getCurOctantDepth(), nDeltaBits, nCurBits );
2652	//printf("%d, %d, %d\n", nDeltaBits, nCurBits, nBestBits);
2653	if(nCurBits < nBestBits)
2654	{
2655	nBestDeltaBits = nDeltaBits;
2656	nBestBits = nCurBits;
2657	}
2658	}
2659
2660	assert(nBestDeltaBits >=1 && nBestDeltaBits < 5);
2661	pc3DAsymLUT->setDeltaBits(nBestDeltaBits);
2662	}
2663
2664	Void TEncCavlc::xTally3DAsymLUTOctantBits( TCom3DAsymLUT * pc3DAsymLUT , Int nDepth , Int yIdx , Int uIdx , Int vIdx , Int nLength, Int nDeltaBits, Int& nCurBits )
2665	{
2666	UInt uiOctantSplit = nDepth < pc3DAsymLUT->getCurOctantDepth();
2667	if( nDepth < pc3DAsymLUT->getCurOctantDepth() )
2668	nCurBits ++;
2669	Int nYPartNum = 1 << pc3DAsymLUT->getCurYPartNumLog2();
2670	if( uiOctantSplit )
2671	{
2672	Int nHalfLength = nLength >> 1;
2673	for( Int l = 0 ; l < 2 ; l++ )
2674	{
2675	for( Int m = 0 ; m < 2 ; m++ )
2676	{
2677	for( Int n = 0 ; n < 2 ; n++ )
2678	{
2679	xTally3DAsymLUTOctantBits( pc3DAsymLUT , nDepth + 1 , yIdx + l * nHalfLength * nYPartNum , uIdx + m * nHalfLength , vIdx + n * nHalfLength , nHalfLength, nDeltaBits, nCurBits );
2680	}
2681	}
2682	}
2683	}
2684	else
2685	{
2686	Int nFLCbits = pc3DAsymLUT->getMappingShift()-pc3DAsymLUT->getResQuantBit()-nDeltaBits ;
2687	nFLCbits = nFLCbits >= 0 ? nFLCbits:0;
2688	//printf("nFLCbits = %d\n", nFLCbits);
2689
2690	for( Int l = 0 ; l < nYPartNum ; l++ )
2691	{
2692	for( Int nVertexIdx = 0 ; nVertexIdx < 4 ; nVertexIdx++ )
2693	{
2694	SYUVP sRes = pc3DAsymLUT->getCuboidVertexResTree( yIdx + l , uIdx , vIdx , nVertexIdx );
2695
2696	UInt uiCodeVertex = sRes.Y != 0 \|\| sRes.U != 0 \|\| sRes.V != 0;
2697	nCurBits++;
2698	if( uiCodeVertex )
2699	{
2700	xCheckParamBits( sRes.Y, nFLCbits, nCurBits );
2701	xCheckParamBits( sRes.U, nFLCbits, nCurBits );
2702	xCheckParamBits( sRes.V, nFLCbits, nCurBits );
2703	}
2704	}
2705	}
2706	}
2707	}
2708
2709	Void TEncCavlc::xCheckParamBits( Int param, Int rParam, Int &nBits)
2710	{
2711	Int codeNumber = abs(param);
2712	Int codeQuotient = codeNumber >> rParam;
2713	Int qLen;
2714
2715	UInt uiLength = 1;
2716	UInt uiTemp = ++codeQuotient;
2717
2718	while( 1 != uiTemp )
2719	{
2720	uiTemp >>= 1;
2721	uiLength += 2;
2722	}
2723
2724	qLen = (uiLength >> 1);
2725	qLen += ((uiLength+1) >> 1);
2726
2727	nBits += qLen;
2728	nBits += rParam;
2729	if (abs(param))
2730	nBits++;
2731	}
2732	#endif //CGS_3D_ASYMLUT
2733
2734	#endif //SVC_EXTENSION
2735	//! \}

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