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source: SHVCSoftware/branches/SHM-dev/source/Lib/TLibEncoder/TEncCavlc.cpp @ 1263

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Last change on this file since 1263 was 1261, checked in by seregin, 9 years ago
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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 xTraceSPSHeader (const TComSPS *pSPS)
48	{
49	fprintf( g_hTrace, "=========== Sequence Parameter Set ID: %d ===========\n", pSPS->getSPSId() );
50	}
51
52	Void xTracePPSHeader (const TComPPS *pPPS)
53	{
54	fprintf( g_hTrace, "=========== Picture Parameter Set ID: %d ===========\n", pPPS->getPPSId() );
55	}
56
57	Void xTraceSliceHeader (const TComSlice *pSlice)
58	{
59	fprintf( g_hTrace, "=========== Slice ===========\n");
60	}
61
62	#endif
63
64
65
66	// ====================================================================================================================
67	// Constructor / destructor / create / destroy
68	// ====================================================================================================================
69
70	TEncCavlc::TEncCavlc()
71	{
72	m_pcBitIf = NULL;
73	}
74
75	TEncCavlc::~TEncCavlc()
76	{
77	}
78
79
80	// ====================================================================================================================
81	// Public member functions
82	// ====================================================================================================================
83
84	Void TEncCavlc::resetEntropy()
85	{
86	}
87
88
89	Void TEncCavlc::codeDFFlag(UInt uiCode, const Char *pSymbolName)
90	{
91	WRITE_FLAG(uiCode, pSymbolName);
92	}
93	Void TEncCavlc::codeDFSvlc(Int iCode, const Char *pSymbolName)
94	{
95	WRITE_SVLC(iCode, pSymbolName);
96	}
97
98	Void TEncCavlc::codeShortTermRefPicSet( const TComReferencePictureSet* rps, Bool calledFromSliceHeader, Int idx)
99	{
100	#if PRINT_RPS_INFO
101	Int lastBits = getNumberOfWrittenBits();
102	#endif
103	if (idx > 0)
104	{
105	WRITE_FLAG( rps->getInterRPSPrediction(), "inter_ref_pic_set_prediction_flag" ); // inter_RPS_prediction_flag
106	}
107	if (rps->getInterRPSPrediction())
108	{
109	Int deltaRPS = rps->getDeltaRPS();
110	if(calledFromSliceHeader)
111	{
112	WRITE_UVLC( rps->getDeltaRIdxMinus1(), "delta_idx_minus1" ); // delta index of the Reference Picture Set used for prediction minus 1
113	}
114
115	WRITE_CODE( (deltaRPS >=0 ? 0: 1), 1, "delta_rps_sign" ); //delta_rps_sign
116	WRITE_UVLC( abs(deltaRPS) - 1, "abs_delta_rps_minus1"); // absolute delta RPS minus 1
117
118	for(Int j=0; j < rps->getNumRefIdc(); j++)
119	{
120	Int refIdc = rps->getRefIdc(j);
121	WRITE_CODE( (refIdc==1? 1: 0), 1, "used_by_curr_pic_flag" ); //first bit is "1" if Idc is 1
122	if (refIdc != 1)
123	{
124	WRITE_CODE( refIdc>>1, 1, "use_delta_flag" ); //second bit is "1" if Idc is 2, "0" otherwise.
125	}
126	}
127	}
128	else
129	{
130	WRITE_UVLC( rps->getNumberOfNegativePictures(), "num_negative_pics" );
131	WRITE_UVLC( rps->getNumberOfPositivePictures(), "num_positive_pics" );
132	Int prev = 0;
133	for(Int j=0 ; j < rps->getNumberOfNegativePictures(); j++)
134	{
135	WRITE_UVLC( prev-rps->getDeltaPOC(j)-1, "delta_poc_s0_minus1" );
136	prev = rps->getDeltaPOC(j);
137	WRITE_FLAG( rps->getUsed(j), "used_by_curr_pic_s0_flag");
138	}
139	prev = 0;
140	for(Int j=rps->getNumberOfNegativePictures(); j < rps->getNumberOfNegativePictures()+rps->getNumberOfPositivePictures(); j++)
141	{
142	WRITE_UVLC( rps->getDeltaPOC(j)-prev-1, "delta_poc_s1_minus1" );
143	prev = rps->getDeltaPOC(j);
144	WRITE_FLAG( rps->getUsed(j), "used_by_curr_pic_s1_flag" );
145	}
146	}
147
148	#if PRINT_RPS_INFO
149	printf("irps=%d (%2d bits) ", rps->getInterRPSPrediction(), getNumberOfWrittenBits() - lastBits);
150	rps->printDeltaPOC();
151	#endif
152	}
153
154
155	#if CGS_3D_ASYMLUT
156	Void TEncCavlc::codePPS( const TComPPS* pcPPS, TEnc3DAsymLUT * pc3DAsymLUT )
157	#else
158	Void TEncCavlc::codePPS( const TComPPS* pcPPS )
159	#endif
160	{
161	#if ENC_DEC_TRACE
162	xTracePPSHeader (pcPPS);
163	#endif
164
165	WRITE_UVLC( pcPPS->getPPSId(), "pps_pic_parameter_set_id" );
166	WRITE_UVLC( pcPPS->getSPSId(), "pps_seq_parameter_set_id" );
167	WRITE_FLAG( pcPPS->getDependentSliceSegmentsEnabledFlag() ? 1 : 0, "dependent_slice_segments_enabled_flag" );
168	WRITE_FLAG( pcPPS->getOutputFlagPresentFlag() ? 1 : 0, "output_flag_present_flag" );
169	WRITE_CODE( pcPPS->getNumExtraSliceHeaderBits(), 3, "num_extra_slice_header_bits");
170	WRITE_FLAG( pcPPS->getSignHideFlag(), "sign_data_hiding_flag" );
171	WRITE_FLAG( pcPPS->getCabacInitPresentFlag() ? 1 : 0, "cabac_init_present_flag" );
172	WRITE_UVLC( pcPPS->getNumRefIdxL0DefaultActive()-1, "num_ref_idx_l0_default_active_minus1");
173	WRITE_UVLC( pcPPS->getNumRefIdxL1DefaultActive()-1, "num_ref_idx_l1_default_active_minus1");
174
175	WRITE_SVLC( pcPPS->getPicInitQPMinus26(), "init_qp_minus26");
176	WRITE_FLAG( pcPPS->getConstrainedIntraPred() ? 1 : 0, "constrained_intra_pred_flag" );
177	WRITE_FLAG( pcPPS->getUseTransformSkip() ? 1 : 0, "transform_skip_enabled_flag" );
178	WRITE_FLAG( pcPPS->getUseDQP() ? 1 : 0, "cu_qp_delta_enabled_flag" );
179	if ( pcPPS->getUseDQP() )
180	{
181	WRITE_UVLC( pcPPS->getMaxCuDQPDepth(), "diff_cu_qp_delta_depth" );
182	}
183
184	WRITE_SVLC( pcPPS->getQpOffset(COMPONENT_Cb), "pps_cb_qp_offset" );
185	WRITE_SVLC( pcPPS->getQpOffset(COMPONENT_Cr), "pps_cr_qp_offset" );
186
187	WRITE_FLAG( pcPPS->getSliceChromaQpFlag() ? 1 : 0, "pps_slice_chroma_qp_offsets_present_flag" );
188
189	WRITE_FLAG( pcPPS->getUseWP() ? 1 : 0, "weighted_pred_flag" ); // Use of Weighting Prediction (P_SLICE)
190	WRITE_FLAG( pcPPS->getWPBiPred() ? 1 : 0, "weighted_bipred_flag" ); // Use of Weighting Bi-Prediction (B_SLICE)
191	WRITE_FLAG( pcPPS->getTransquantBypassEnableFlag() ? 1 : 0, "transquant_bypass_enable_flag" );
192	WRITE_FLAG( pcPPS->getTilesEnabledFlag() ? 1 : 0, "tiles_enabled_flag" );
193	WRITE_FLAG( pcPPS->getEntropyCodingSyncEnabledFlag() ? 1 : 0, "entropy_coding_sync_enabled_flag" );
194	if( pcPPS->getTilesEnabledFlag() )
195	{
196	WRITE_UVLC( pcPPS->getNumTileColumnsMinus1(), "num_tile_columns_minus1" );
197	WRITE_UVLC( pcPPS->getNumTileRowsMinus1(), "num_tile_rows_minus1" );
198	WRITE_FLAG( pcPPS->getTileUniformSpacingFlag(), "uniform_spacing_flag" );
199	if( !pcPPS->getTileUniformSpacingFlag() )
200	{
201	for(UInt i=0; i<pcPPS->getNumTileColumnsMinus1(); i++)
202	{
203	WRITE_UVLC( pcPPS->getTileColumnWidth(i)-1, "column_width_minus1" );
204	}
205	for(UInt i=0; i<pcPPS->getNumTileRowsMinus1(); i++)
206	{
207	WRITE_UVLC( pcPPS->getTileRowHeight(i)-1, "row_height_minus1" );
208	}
209	}
210	if(pcPPS->getNumTileColumnsMinus1() !=0 \|\| pcPPS->getNumTileRowsMinus1() !=0)
211	{
212	WRITE_FLAG( pcPPS->getLoopFilterAcrossTilesEnabledFlag()?1 : 0, "loop_filter_across_tiles_enabled_flag");
213	}
214	}
215	WRITE_FLAG( pcPPS->getLoopFilterAcrossSlicesEnabledFlag()?1 : 0, "pps_loop_filter_across_slices_enabled_flag");
216	WRITE_FLAG( pcPPS->getDeblockingFilterControlPresentFlag()?1 : 0, "deblocking_filter_control_present_flag");
217	if(pcPPS->getDeblockingFilterControlPresentFlag())
218	{
219	WRITE_FLAG( pcPPS->getDeblockingFilterOverrideEnabledFlag() ? 1 : 0, "deblocking_filter_override_enabled_flag" );
220	WRITE_FLAG( pcPPS->getPicDisableDeblockingFilterFlag() ? 1 : 0, "pps_disable_deblocking_filter_flag" );
221	if(!pcPPS->getPicDisableDeblockingFilterFlag())
222	{
223	WRITE_SVLC( pcPPS->getDeblockingFilterBetaOffsetDiv2(), "pps_beta_offset_div2" );
224	WRITE_SVLC( pcPPS->getDeblockingFilterTcOffsetDiv2(), "pps_tc_offset_div2" );
225	}
226	}
227	WRITE_FLAG( pcPPS->getScalingListPresentFlag() ? 1 : 0, "pps_scaling_list_data_present_flag" );
228	if( pcPPS->getScalingListPresentFlag() )
229	{
230	codeScalingList( pcPPS->getScalingList() );
231	}
232	WRITE_FLAG( pcPPS->getListsModificationPresentFlag(), "lists_modification_present_flag");
233	WRITE_UVLC( pcPPS->getLog2ParallelMergeLevelMinus2(), "log2_parallel_merge_level_minus2");
234	WRITE_FLAG( pcPPS->getSliceHeaderExtensionPresentFlag() ? 1 : 0, "slice_segment_header_extension_present_flag");
235
236	Bool pps_extension_present_flag=false;
237	Bool pps_extension_flags[NUM_PPS_EXTENSION_FLAGS]={false};
238
239	pps_extension_flags[PPS_EXT__REXT] = (
240	( pcPPS->getUseTransformSkip() && (pcPPS->getTransformSkipLog2MaxSize() != 2))
241	\|\| pcPPS->getUseCrossComponentPrediction()
242	\|\| ( pcPPS->getChromaQpAdjTableSize() > 0 )
243	\|\| ( pcPPS->getSaoOffsetBitShift(CHANNEL_TYPE_LUMA) !=0 ) \|\| ( pcPPS->getSaoOffsetBitShift(CHANNEL_TYPE_CHROMA) !=0 )
244	)
245	;
246
247	// Other PPS extension flags checked here.
248
249	#if SVC_EXTENSION
250	pps_extension_flags[PPS_EXT__MLAYER] = pcPPS->getExtensionFlag() ? 1 : 0;
251	#if CGS_3D_ASYMLUT
252	UInt bits = 0;
253	#endif
254	#endif
255
256	for(Int i=0; i<NUM_PPS_EXTENSION_FLAGS; i++)
257	{
258	pps_extension_present_flag\|=pps_extension_flags[i];
259	}
260
261	WRITE_FLAG( (pps_extension_present_flag?1:0), "pps_extension_present_flag" );
262
263	if (pps_extension_present_flag)
264	{
265	#if ENC_DEC_TRACE \|\| RExt__DECODER_DEBUG_BIT_STATISTICS
266	static const char *syntaxStrings[]={ "pps_range_extension_flag",
267	"pps_multilayer_extension_flag",
268	"pps_extension_6bits[0]",
269	"pps_extension_6bits[1]",
270	"pps_extension_6bits[2]",
271	"pps_extension_6bits[3]",
272	"pps_extension_6bits[4]",
273	"pps_extension_6bits[5]" };
274	#endif
275
276	for(Int i=0; i<NUM_PPS_EXTENSION_FLAGS; i++)
277	{
278	WRITE_FLAG( pps_extension_flags[i]?1:0, syntaxStrings[i] );
279	}
280
281	for(Int i=0; i<NUM_PPS_EXTENSION_FLAGS; i++) // loop used so that the order is determined by the enum.
282	{
283	if (pps_extension_flags[i])
284	{
285	switch (PPSExtensionFlagIndex(i))
286	{
287	case PPS_EXT__REXT:
288
289	if (pcPPS->getUseTransformSkip())
290	{
291	WRITE_UVLC( pcPPS->getTransformSkipLog2MaxSize()-2, "log2_max_transform_skip_block_size_minus2");
292	}
293
294	WRITE_FLAG((pcPPS->getUseCrossComponentPrediction() ? 1 : 0), "cross_component_prediction_enabled_flag" );
295
296	WRITE_FLAG(UInt(pcPPS->getChromaQpAdjTableSize() > 0), "chroma_qp_offset_list_enabled_flag" );
297	if (pcPPS->getChromaQpAdjTableSize() > 0)
298	{
299	WRITE_UVLC(pcPPS->getMaxCuChromaQpAdjDepth(), "diff_cu_chroma_qp_offset_depth");
300	WRITE_UVLC(pcPPS->getChromaQpAdjTableSize() - 1, "chroma_qp_offset_list_len_minus1");
301	/* skip zero index */
302	for (Int chromaQpAdjustmentIndex = 1; chromaQpAdjustmentIndex <= pcPPS->getChromaQpAdjTableSize(); chromaQpAdjustmentIndex++)
303	{
304	WRITE_SVLC(pcPPS->getChromaQpAdjTableAt(chromaQpAdjustmentIndex).u.comp.CbOffset, "cb_qp_offset_list[i]");
305	WRITE_SVLC(pcPPS->getChromaQpAdjTableAt(chromaQpAdjustmentIndex).u.comp.CrOffset, "cr_qp_offset_list[i]");
306	}
307	}
308
309	WRITE_UVLC( pcPPS->getSaoOffsetBitShift(CHANNEL_TYPE_LUMA), "log2_sao_offset_scale_luma" );
310	WRITE_UVLC( pcPPS->getSaoOffsetBitShift(CHANNEL_TYPE_CHROMA), "log2_sao_offset_scale_chroma" );
311	break;
312	#if SVC_EXTENSION
313	case PPS_EXT__MLAYER:
314	WRITE_FLAG( pcPPS->getPocResetInfoPresentFlag() ? 1 : 0, "poc_reset_info_present_flag" );
315
316	WRITE_FLAG( pcPPS->getInferScalingListFlag() ? 1 : 0, "pps_infer_scaling_list_flag" );
317	if( pcPPS->getInferScalingListFlag() )
318	{
319	// The value of pps_scaling_list_ref_layer_id shall be in the range of 0 to 62, inclusive
320	assert( pcPPS->getScalingListRefLayerId() <= 62 );
321	WRITE_CODE( pcPPS->getScalingListRefLayerId(), 6, "pps_scaling_list_ref_layer_id" );
322	}
323
324	WRITE_UVLC( pcPPS->getNumRefLayerLocationOffsets(), "num_ref_loc_offsets" );
325	for(Int k = 0; k < pcPPS->getNumRefLayerLocationOffsets(); k++)
326	{
327	WRITE_CODE( pcPPS->getRefLocationOffsetLayerId(k), 6, "ref_loc_offset_layer_id" );
328	WRITE_FLAG( pcPPS->getScaledRefLayerOffsetPresentFlag(k) ? 1 : 0, "scaled_ref_layer_offset_prsent_flag" );
329	if( pcPPS->getScaledRefLayerOffsetPresentFlag(k) )
330	{
331	Window scaledWindow = pcPPS->getScaledRefLayerWindow(k);
332	WRITE_SVLC( scaledWindow.getWindowLeftOffset() >> 1, "scaled_ref_layer_left_offset" );
333	WRITE_SVLC( scaledWindow.getWindowTopOffset() >> 1, "scaled_ref_layer_top_offset" );
334	WRITE_SVLC( scaledWindow.getWindowRightOffset() >> 1, "scaled_ref_layer_right_offset" );
335	WRITE_SVLC( scaledWindow.getWindowBottomOffset() >> 1, "scaled_ref_layer_bottom_offset" );
336	}
337
338	WRITE_FLAG( pcPPS->getRefRegionOffsetPresentFlag(k) ? 1 : 0, "ref_region_offset_prsent_flag" );
339
340	if( pcPPS->getRefRegionOffsetPresentFlag(k) )
341	{
342	const Window refWindow = pcPPS->getRefLayerWindow(k);
343	WRITE_SVLC( refWindow.getWindowLeftOffset() >> 1, "ref_region_left_offset" );
344	WRITE_SVLC( refWindow.getWindowTopOffset() >> 1, "ref_region_top_offset" );
345	WRITE_SVLC( refWindow.getWindowRightOffset() >> 1, "ref_region_right_offset" );
346	WRITE_SVLC( refWindow.getWindowBottomOffset() >> 1, "ref_region_bottom_offset" );
347	}
348
349	WRITE_FLAG( pcPPS->getResamplePhaseSetPresentFlag(k) ? 1 : 0, "resample_phase_set_present_flag" );
350
351	if( pcPPS->getResamplePhaseSetPresentFlag(k) )
352	{
353	WRITE_UVLC( pcPPS->getPhaseHorLuma(k), "phase_hor_luma" );
354	WRITE_UVLC( pcPPS->getPhaseVerLuma(k), "phase_ver_luma" );
355	WRITE_UVLC( pcPPS->getPhaseHorChroma(k) + 8, "phase_hor_chroma_plus8" );
356	WRITE_UVLC( pcPPS->getPhaseVerChroma(k) + 8, "phase_ver_chroma_plus8" );
357	}
358	}
359	#if CGS_3D_ASYMLUT
360	bits = getNumberOfWrittenBits();
361	WRITE_FLAG( pcPPS->getCGSFlag() , "colour_mapping_enabled_flag" );
362	if( pcPPS->getCGSFlag() )
363	{
364	assert( pc3DAsymLUT != NULL );
365	xCode3DAsymLUT( pc3DAsymLUT );
366	}
367	pc3DAsymLUT->setPPSBit( getNumberOfWrittenBits() - bits );
368	#endif
369	break;
370	#endif
371	default:
372	assert(pps_extension_flags[i]==false); // Should never get here with an active PPS extension flag.
373	break;
374	} // switch
375	} // if flag present
376	} // loop over PPS flags
377	} // pps_extension_present_flag is non-zero
378	}
379
380	Void TEncCavlc::codeVUI( const TComVUI pcVUI, const TComSPS pcSPS )
381	{
382	#if ENC_DEC_TRACE
383	fprintf( g_hTrace, "----------- vui_parameters -----------\n");
384	#endif
385	WRITE_FLAG(pcVUI->getAspectRatioInfoPresentFlag(), "aspect_ratio_info_present_flag");
386	if (pcVUI->getAspectRatioInfoPresentFlag())
387	{
388	WRITE_CODE(pcVUI->getAspectRatioIdc(), 8, "aspect_ratio_idc" );
389	if (pcVUI->getAspectRatioIdc() == 255)
390	{
391	WRITE_CODE(pcVUI->getSarWidth(), 16, "sar_width");
392	WRITE_CODE(pcVUI->getSarHeight(), 16, "sar_height");
393	}
394	}
395	WRITE_FLAG(pcVUI->getOverscanInfoPresentFlag(), "overscan_info_present_flag");
396	if (pcVUI->getOverscanInfoPresentFlag())
397	{
398	WRITE_FLAG(pcVUI->getOverscanAppropriateFlag(), "overscan_appropriate_flag");
399	}
400	WRITE_FLAG(pcVUI->getVideoSignalTypePresentFlag(), "video_signal_type_present_flag");
401	if (pcVUI->getVideoSignalTypePresentFlag())
402	{
403	WRITE_CODE(pcVUI->getVideoFormat(), 3, "video_format");
404	WRITE_FLAG(pcVUI->getVideoFullRangeFlag(), "video_full_range_flag");
405	WRITE_FLAG(pcVUI->getColourDescriptionPresentFlag(), "colour_description_present_flag");
406	if (pcVUI->getColourDescriptionPresentFlag())
407	{
408	WRITE_CODE(pcVUI->getColourPrimaries(), 8, "colour_primaries");
409	WRITE_CODE(pcVUI->getTransferCharacteristics(), 8, "transfer_characteristics");
410	WRITE_CODE(pcVUI->getMatrixCoefficients(), 8, "matrix_coeffs");
411	}
412	}
413
414	WRITE_FLAG(pcVUI->getChromaLocInfoPresentFlag(), "chroma_loc_info_present_flag");
415	if (pcVUI->getChromaLocInfoPresentFlag())
416	{
417	WRITE_UVLC(pcVUI->getChromaSampleLocTypeTopField(), "chroma_sample_loc_type_top_field");
418	WRITE_UVLC(pcVUI->getChromaSampleLocTypeBottomField(), "chroma_sample_loc_type_bottom_field");
419	}
420
421	WRITE_FLAG(pcVUI->getNeutralChromaIndicationFlag(), "neutral_chroma_indication_flag");
422	WRITE_FLAG(pcVUI->getFieldSeqFlag(), "field_seq_flag");
423	WRITE_FLAG(pcVUI->getFrameFieldInfoPresentFlag(), "frame_field_info_present_flag");
424
425	Window defaultDisplayWindow = pcVUI->getDefaultDisplayWindow();
426	WRITE_FLAG(defaultDisplayWindow.getWindowEnabledFlag(), "default_display_window_flag");
427	if( defaultDisplayWindow.getWindowEnabledFlag() )
428	{
429	WRITE_UVLC(defaultDisplayWindow.getWindowLeftOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc()), "def_disp_win_left_offset");
430	WRITE_UVLC(defaultDisplayWindow.getWindowRightOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc()), "def_disp_win_right_offset");
431	WRITE_UVLC(defaultDisplayWindow.getWindowTopOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc()), "def_disp_win_top_offset");
432	WRITE_UVLC(defaultDisplayWindow.getWindowBottomOffset()/ TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc()), "def_disp_win_bottom_offset");
433	}
434	const TimingInfo *timingInfo = pcVUI->getTimingInfo();
435	WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(), "vui_timing_info_present_flag");
436	if(timingInfo->getTimingInfoPresentFlag())
437	{
438	WRITE_CODE(timingInfo->getNumUnitsInTick(), 32, "vui_num_units_in_tick");
439	WRITE_CODE(timingInfo->getTimeScale(), 32, "vui_time_scale");
440	WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(), "vui_poc_proportional_to_timing_flag");
441	if(timingInfo->getPocProportionalToTimingFlag())
442	{
443	WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(), "vui_num_ticks_poc_diff_one_minus1");
444	}
445	WRITE_FLAG(pcVUI->getHrdParametersPresentFlag(), "vui_hrd_parameters_present_flag");
446	if( pcVUI->getHrdParametersPresentFlag() )
447	{
448	codeHrdParameters(pcVUI->getHrdParameters(), 1, pcSPS->getMaxTLayers() - 1 );
449	}
450	}
451
452	WRITE_FLAG(pcVUI->getBitstreamRestrictionFlag(), "bitstream_restriction_flag");
453	if (pcVUI->getBitstreamRestrictionFlag())
454	{
455	WRITE_FLAG(pcVUI->getTilesFixedStructureFlag(), "tiles_fixed_structure_flag");
456	WRITE_FLAG(pcVUI->getMotionVectorsOverPicBoundariesFlag(), "motion_vectors_over_pic_boundaries_flag");
457	WRITE_FLAG(pcVUI->getRestrictedRefPicListsFlag(), "restricted_ref_pic_lists_flag");
458	WRITE_UVLC(pcVUI->getMinSpatialSegmentationIdc(), "min_spatial_segmentation_idc");
459	WRITE_UVLC(pcVUI->getMaxBytesPerPicDenom(), "max_bytes_per_pic_denom");
460	WRITE_UVLC(pcVUI->getMaxBitsPerMinCuDenom(), "max_bits_per_min_cu_denom");
461	WRITE_UVLC(pcVUI->getLog2MaxMvLengthHorizontal(), "log2_max_mv_length_horizontal");
462	WRITE_UVLC(pcVUI->getLog2MaxMvLengthVertical(), "log2_max_mv_length_vertical");
463	}
464	}
465
466	Void TEncCavlc::codeHrdParameters( const TComHRD *hrd, Bool commonInfPresentFlag, UInt maxNumSubLayersMinus1 )
467	{
468	if( commonInfPresentFlag )
469	{
470	WRITE_FLAG( hrd->getNalHrdParametersPresentFlag() ? 1 : 0 , "nal_hrd_parameters_present_flag" );
471	WRITE_FLAG( hrd->getVclHrdParametersPresentFlag() ? 1 : 0 , "vcl_hrd_parameters_present_flag" );
472	if( hrd->getNalHrdParametersPresentFlag() \|\| hrd->getVclHrdParametersPresentFlag() )
473	{
474	WRITE_FLAG( hrd->getSubPicCpbParamsPresentFlag() ? 1 : 0, "sub_pic_hrd_params_present_flag" );
475	if( hrd->getSubPicCpbParamsPresentFlag() )
476	{
477	WRITE_CODE( hrd->getTickDivisorMinus2(), 8, "tick_divisor_minus2" );
478	WRITE_CODE( hrd->getDuCpbRemovalDelayLengthMinus1(), 5, "du_cpb_removal_delay_increment_length_minus1" );
479	WRITE_FLAG( hrd->getSubPicCpbParamsInPicTimingSEIFlag() ? 1 : 0, "sub_pic_cpb_params_in_pic_timing_sei_flag" );
480	WRITE_CODE( hrd->getDpbOutputDelayDuLengthMinus1(), 5, "dpb_output_delay_du_length_minus1" );
481	}
482	WRITE_CODE( hrd->getBitRateScale(), 4, "bit_rate_scale" );
483	WRITE_CODE( hrd->getCpbSizeScale(), 4, "cpb_size_scale" );
484	if( hrd->getSubPicCpbParamsPresentFlag() )
485	{
486	WRITE_CODE( hrd->getDuCpbSizeScale(), 4, "du_cpb_size_scale" );
487	}
488	WRITE_CODE( hrd->getInitialCpbRemovalDelayLengthMinus1(), 5, "initial_cpb_removal_delay_length_minus1" );
489	WRITE_CODE( hrd->getCpbRemovalDelayLengthMinus1(), 5, "au_cpb_removal_delay_length_minus1" );
490	WRITE_CODE( hrd->getDpbOutputDelayLengthMinus1(), 5, "dpb_output_delay_length_minus1" );
491	}
492	}
493	Int i, j, nalOrVcl;
494	for( i = 0; i <= maxNumSubLayersMinus1; i ++ )
495	{
496	WRITE_FLAG( hrd->getFixedPicRateFlag( i ) ? 1 : 0, "fixed_pic_rate_general_flag");
497	Bool fixedPixRateWithinCvsFlag = true;
498	if( !hrd->getFixedPicRateFlag( i ) )
499	{
500	fixedPixRateWithinCvsFlag = hrd->getFixedPicRateWithinCvsFlag( i );
501	WRITE_FLAG( hrd->getFixedPicRateWithinCvsFlag( i ) ? 1 : 0, "fixed_pic_rate_within_cvs_flag");
502	}
503	if( fixedPixRateWithinCvsFlag )
504	{
505	WRITE_UVLC( hrd->getPicDurationInTcMinus1( i ), "elemental_duration_in_tc_minus1");
506	}
507	else
508	{
509	WRITE_FLAG( hrd->getLowDelayHrdFlag( i ) ? 1 : 0, "low_delay_hrd_flag");
510	}
511	if (!hrd->getLowDelayHrdFlag( i ))
512	{
513	WRITE_UVLC( hrd->getCpbCntMinus1( i ), "cpb_cnt_minus1");
514	}
515
516	for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ )
517	{
518	if( ( ( nalOrVcl == 0 ) && ( hrd->getNalHrdParametersPresentFlag() ) ) \|\|
519	( ( nalOrVcl == 1 ) && ( hrd->getVclHrdParametersPresentFlag() ) ) )
520	{
521	for( j = 0; j <= ( hrd->getCpbCntMinus1( i ) ); j ++ )
522	{
523	WRITE_UVLC( hrd->getBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_value_minus1");
524	WRITE_UVLC( hrd->getCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_value_minus1");
525	if( hrd->getSubPicCpbParamsPresentFlag() )
526	{
527	WRITE_UVLC( hrd->getDuCpbSizeValueMinus1( i, j, nalOrVcl ), "cpb_size_du_value_minus1");
528	WRITE_UVLC( hrd->getDuBitRateValueMinus1( i, j, nalOrVcl ), "bit_rate_du_value_minus1");
529	}
530	WRITE_FLAG( hrd->getCbrFlag( i, j, nalOrVcl ) ? 1 : 0, "cbr_flag");
531	}
532	}
533	}
534	}
535	}
536
537	Void TEncCavlc::codeSPS( const TComSPS* pcSPS )
538	{
539	#if SVC_EXTENSION
540	Bool V1CompatibleSPSFlag = !(pcSPS->getLayerId() != 0 && pcSPS->getNumDirectRefLayers() != 0);
541	#endif
542
543	const ChromaFormat format = pcSPS->getChromaFormatIdc();
544	const Bool chromaEnabled = isChromaEnabled(format);
545
546	#if ENC_DEC_TRACE
547	xTraceSPSHeader (pcSPS);
548	#endif
549	WRITE_CODE( pcSPS->getVPSId (), 4, "sps_video_parameter_set_id" );
550	#if SVC_EXTENSION
551	if(pcSPS->getLayerId() == 0)
552	{
553	#endif
554	WRITE_CODE( pcSPS->getMaxTLayers() - 1, 3, "sps_max_sub_layers_minus1" );
555	#if SVC_EXTENSION
556	}
557	else
558	{
559	WRITE_CODE( V1CompatibleSPSFlag ? (pcSPS->getMaxTLayers() - 1) : 7, 3, "sps_ext_or_max_sub_layers_minus1" );
560	}
561
562	if( V1CompatibleSPSFlag )
563	{
564	#endif
565	WRITE_FLAG( pcSPS->getTemporalIdNestingFlag() ? 1 : 0, "sps_temporal_id_nesting_flag" );
566	codePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1);
567	#if SVC_EXTENSION
568	}
569	#endif
570	WRITE_UVLC( pcSPS->getSPSId (), "sps_seq_parameter_set_id" );
571	#if SVC_EXTENSION
572	if( !V1CompatibleSPSFlag )
573	{
574	WRITE_FLAG( pcSPS->getUpdateRepFormatFlag(), "update_rep_format_flag" );
575
576	if( pcSPS->getUpdateRepFormatFlag())
577	{
578	WRITE_CODE( pcSPS->getUpdateRepFormatIndex(), 8, "sps_rep_format_idx");
579	}
580	}
581	else
582	{
583	#endif
584	WRITE_UVLC( Int(pcSPS->getChromaFormatIdc ()), "chroma_format_idc" );
585	if( format == CHROMA_444 )
586	{
587	WRITE_FLAG( 0, "separate_colour_plane_flag");
588	}
589
590	WRITE_UVLC( pcSPS->getPicWidthInLumaSamples (), "pic_width_in_luma_samples" );
591	WRITE_UVLC( pcSPS->getPicHeightInLumaSamples(), "pic_height_in_luma_samples" );
592	Window conf = pcSPS->getConformanceWindow();
593
594	WRITE_FLAG( conf.getWindowEnabledFlag(), "conformance_window_flag" );
595	if (conf.getWindowEnabledFlag())
596	{
597	#if SVC_EXTENSION
598	WRITE_UVLC( conf.getWindowLeftOffset(), "conf_win_left_offset" );
599	WRITE_UVLC( conf.getWindowRightOffset(), "conf_win_right_offset" );
600	WRITE_UVLC( conf.getWindowTopOffset(), "conf_win_top_offset" );
601	WRITE_UVLC( conf.getWindowBottomOffset(), "conf_win_bottom_offset" );
602	#else
603	WRITE_UVLC( conf.getWindowLeftOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_left_offset" );
604	WRITE_UVLC( conf.getWindowRightOffset() / TComSPS::getWinUnitX(pcSPS->getChromaFormatIdc() ), "conf_win_right_offset" );
605	WRITE_UVLC( conf.getWindowTopOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_top_offset" );
606	WRITE_UVLC( conf.getWindowBottomOffset() / TComSPS::getWinUnitY(pcSPS->getChromaFormatIdc() ), "conf_win_bottom_offset" );
607	#endif
608	}
609	#if SVC_EXTENSION
610	}
611
612	if( V1CompatibleSPSFlag )
613	{
614	#endif
615	WRITE_UVLC( pcSPS->getBitDepth(CHANNEL_TYPE_LUMA) - 8, "bit_depth_luma_minus8" );
616
617	WRITE_UVLC( chromaEnabled ? (pcSPS->getBitDepth(CHANNEL_TYPE_CHROMA) - 8):0, "bit_depth_chroma_minus8" );
618	#if SVC_EXTENSION
619	}
620	#endif
621
622	WRITE_UVLC( pcSPS->getBitsForPOC()-4, "log2_max_pic_order_cnt_lsb_minus4" );
623
624	#if SVC_EXTENSION
625	if( V1CompatibleSPSFlag )
626	{
627	#endif
628	const Bool subLayerOrderingInfoPresentFlag = 1;
629	WRITE_FLAG(subLayerOrderingInfoPresentFlag, "sps_sub_layer_ordering_info_present_flag");
630	for(UInt i=0; i <= pcSPS->getMaxTLayers()-1; i++)
631	{
632	WRITE_UVLC( pcSPS->getMaxDecPicBuffering(i) - 1, "sps_max_dec_pic_buffering_minus1[i]" );
633	WRITE_UVLC( pcSPS->getNumReorderPics(i), "sps_max_num_reorder_pics[i]" );
634	WRITE_UVLC( pcSPS->getMaxLatencyIncrease(i), "sps_max_latency_increase_plus1[i]" );
635	if (!subLayerOrderingInfoPresentFlag)
636	{
637	break;
638	}
639	}
640	#if SVC_EXTENSION
641	}
642	#endif
643	assert( pcSPS->getMaxCUWidth() == pcSPS->getMaxCUHeight() );
644
645	WRITE_UVLC( pcSPS->getLog2MinCodingBlockSize() - 3, "log2_min_luma_coding_block_size_minus3" );
646	WRITE_UVLC( pcSPS->getLog2DiffMaxMinCodingBlockSize(), "log2_diff_max_min_luma_coding_block_size" );
647	WRITE_UVLC( pcSPS->getQuadtreeTULog2MinSize() - 2, "log2_min_luma_transform_block_size_minus2" );
648	WRITE_UVLC( pcSPS->getQuadtreeTULog2MaxSize() - pcSPS->getQuadtreeTULog2MinSize(), "log2_diff_max_min_luma_transform_block_size" );
649	WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthInter() - 1, "max_transform_hierarchy_depth_inter" );
650	WRITE_UVLC( pcSPS->getQuadtreeTUMaxDepthIntra() - 1, "max_transform_hierarchy_depth_intra" );
651	WRITE_FLAG( pcSPS->getScalingListFlag() ? 1 : 0, "scaling_list_enabled_flag" );
652	if(pcSPS->getScalingListFlag())
653	{
654	#if SVC_EXTENSION
655	if( !V1CompatibleSPSFlag )
656	{
657	WRITE_FLAG( pcSPS->getInferScalingListFlag() ? 1 : 0, "sps_infer_scaling_list_flag" );
658	}
659
660	if( pcSPS->getInferScalingListFlag() )
661	{
662	// The value of pps_scaling_list_ref_layer_id shall be in the range of 0 to 62, inclusive
663	assert( pcSPS->getScalingListRefLayerId() <= 62 );
664
665	WRITE_CODE( pcSPS->getScalingListRefLayerId(), 6, "sps_scaling_list_ref_layer_id" );
666	}
667	else
668	{
669	#endif
670	WRITE_FLAG( pcSPS->getScalingListPresentFlag() ? 1 : 0, "sps_scaling_list_data_present_flag" );
671	if(pcSPS->getScalingListPresentFlag())
672	{
673	codeScalingList( pcSPS->getScalingList() );
674	}
675	#if SVC_EXTENSION
676	}
677	#endif
678	}
679	WRITE_FLAG( pcSPS->getUseAMP() ? 1 : 0, "amp_enabled_flag" );
680	WRITE_FLAG( pcSPS->getUseSAO() ? 1 : 0, "sample_adaptive_offset_enabled_flag");
681
682	WRITE_FLAG( pcSPS->getUsePCM() ? 1 : 0, "pcm_enabled_flag");
683	if( pcSPS->getUsePCM() )
684	{
685	WRITE_CODE( pcSPS->getPCMBitDepth(CHANNEL_TYPE_LUMA) - 1, 4, "pcm_sample_bit_depth_luma_minus1" );
686	WRITE_CODE( chromaEnabled ? (pcSPS->getPCMBitDepth(CHANNEL_TYPE_CHROMA) - 1) : 0, 4, "pcm_sample_bit_depth_chroma_minus1" );
687	WRITE_UVLC( pcSPS->getPCMLog2MinSize() - 3, "log2_min_pcm_luma_coding_block_size_minus3" );
688	WRITE_UVLC( pcSPS->getPCMLog2MaxSize() - pcSPS->getPCMLog2MinSize(), "log2_diff_max_min_pcm_luma_coding_block_size" );
689	WRITE_FLAG( pcSPS->getPCMFilterDisableFlag()?1 : 0, "pcm_loop_filter_disable_flag");
690	}
691
692	assert( pcSPS->getMaxTLayers() > 0 );
693
694	const TComRPSList* rpsList = pcSPS->getRPSList();
695
696	WRITE_UVLC(rpsList->getNumberOfReferencePictureSets(), "num_short_term_ref_pic_sets" );
697	for(Int i=0; i < rpsList->getNumberOfReferencePictureSets(); i++)
698	{
699	const TComReferencePictureSet*rps = rpsList->getReferencePictureSet(i);
700	codeShortTermRefPicSet( rps,false, i);
701	}
702	WRITE_FLAG( pcSPS->getLongTermRefsPresent() ? 1 : 0, "long_term_ref_pics_present_flag" );
703	if (pcSPS->getLongTermRefsPresent())
704	{
705	WRITE_UVLC(pcSPS->getNumLongTermRefPicSPS(), "num_long_term_ref_pics_sps" );
706	for (UInt k = 0; k < pcSPS->getNumLongTermRefPicSPS(); k++)
707	{
708	WRITE_CODE( pcSPS->getLtRefPicPocLsbSps(k), pcSPS->getBitsForPOC(), "lt_ref_pic_poc_lsb_sps");
709	WRITE_FLAG( pcSPS->getUsedByCurrPicLtSPSFlag(k), "used_by_curr_pic_lt_sps_flag[i]");
710	}
711	}
712	WRITE_FLAG( pcSPS->getTMVPFlagsPresent() ? 1 : 0, "sps_temporal_mvp_enable_flag" );
713
714	WRITE_FLAG( pcSPS->getUseStrongIntraSmoothing(), "sps_strong_intra_smoothing_enable_flag" );
715
716	WRITE_FLAG( pcSPS->getVuiParametersPresentFlag(), "vui_parameters_present_flag" );
717	if (pcSPS->getVuiParametersPresentFlag())
718	{
719	codeVUI(pcSPS->getVuiParameters(), pcSPS);
720	}
721
722	Bool sps_extension_present_flag=false;
723	Bool sps_extension_flags[NUM_SPS_EXTENSION_FLAGS]={false};
724
725	sps_extension_flags[SPS_EXT__REXT] = (
726	pcSPS->getUseResidualRotation()
727	\|\| pcSPS->getUseSingleSignificanceMapContext()
728	\|\| pcSPS->getUseResidualDPCM(RDPCM_SIGNAL_IMPLICIT)
729	\|\| pcSPS->getUseResidualDPCM(RDPCM_SIGNAL_EXPLICIT)
730	\|\| pcSPS->getUseExtendedPrecision()
731	\|\| pcSPS->getDisableIntraReferenceSmoothing()
732	\|\| pcSPS->getUseHighPrecisionPredictionWeighting()
733	\|\| pcSPS->getUseGolombRiceParameterAdaptation()
734	\|\| pcSPS->getAlignCABACBeforeBypass()
735	);
736
737	// Other SPS extension flags checked here.
738	#if SVC_EXTENSION
739	sps_extension_flags[SPS_EXT__MLAYER] = pcSPS->getExtensionFlag() ? 1 : 0;
740	#endif
741
742	for(Int i=0; i<NUM_SPS_EXTENSION_FLAGS; i++)
743	{
744	sps_extension_present_flag\|=sps_extension_flags[i];
745	}
746
747	WRITE_FLAG( (sps_extension_present_flag?1:0), "sps_extension_present_flag" );
748
749	if (sps_extension_present_flag)
750	{
751	#if ENC_DEC_TRACE \|\| RExt__DECODER_DEBUG_BIT_STATISTICS
752	static const char *syntaxStrings[]={ "sps_range_extension_flag",
753	"sps_multilayer_extension_flag",
754	"sps_extension_6bits[0]",
755	"sps_extension_6bits[1]",
756	"sps_extension_6bits[2]",
757	"sps_extension_6bits[3]",
758	"sps_extension_6bits[4]",
759	"sps_extension_6bits[5]" };
760	#endif
761
762	for(Int i=0; i<NUM_SPS_EXTENSION_FLAGS; i++)
763	{
764	WRITE_FLAG( sps_extension_flags[i]?1:0, syntaxStrings[i] );
765	}
766
767	for(Int i=0; i<NUM_SPS_EXTENSION_FLAGS; i++) // loop used so that the order is determined by the enum.
768	{
769	if (sps_extension_flags[i])
770	{
771	switch (SPSExtensionFlagIndex(i))
772	{
773	case SPS_EXT__REXT:
774
775	WRITE_FLAG( (pcSPS->getUseResidualRotation() ? 1 : 0), "transform_skip_rotation_enabled_flag");
776	WRITE_FLAG( (pcSPS->getUseSingleSignificanceMapContext() ? 1 : 0), "transform_skip_context_enabled_flag");
777	WRITE_FLAG( (pcSPS->getUseResidualDPCM(RDPCM_SIGNAL_IMPLICIT) ? 1 : 0), "implicit_rdpcm_enabled_flag" );
778	WRITE_FLAG( (pcSPS->getUseResidualDPCM(RDPCM_SIGNAL_EXPLICIT) ? 1 : 0), "explicit_rdpcm_enabled_flag" );
779	WRITE_FLAG( (pcSPS->getUseExtendedPrecision() ? 1 : 0), "extended_precision_processing_flag" );
780	WRITE_FLAG( (pcSPS->getDisableIntraReferenceSmoothing() ? 1 : 0), "intra_smoothing_disabled_flag" );
781	WRITE_FLAG( (pcSPS->getUseHighPrecisionPredictionWeighting() ? 1 : 0), "high_precision_offsets_enabled_flag" );
782	WRITE_FLAG( (pcSPS->getUseGolombRiceParameterAdaptation() ? 1 : 0), "persistent_rice_adaptation_enabled_flag" );
783	WRITE_FLAG( (pcSPS->getAlignCABACBeforeBypass() ? 1 : 0), "cabac_bypass_alignment_enabled_flag" );
784	break;
785	#if SVC_EXTENSION
786	case SPS_EXT__MLAYER:
787	codeSPSExtension( pcSPS ); //it is sps_multilayer_extension
788	break;
789	#endif
790	default:
791	assert(sps_extension_flags[i]==false); // Should never get here with an active SPS extension flag.
792	break;
793	}
794	}
795	}
796	}
797	}
798
799	Void TEncCavlc::codeVPS( const TComVPS* pcVPS )
800	{
801	WRITE_CODE( pcVPS->getVPSId(), 4, "vps_video_parameter_set_id" );
802	#if SVC_EXTENSION
803	WRITE_FLAG( pcVPS->getBaseLayerInternalFlag(), "vps_base_layer_internal_flag");
804	WRITE_FLAG( pcVPS->getBaseLayerAvailableFlag(), "vps_base_layer_available_flag");
805	WRITE_CODE( pcVPS->getMaxLayers() - 1, 6, "vps_max_layers_minus1" );
806	assert( pcVPS->getBaseLayerInternalFlag() \|\| pcVPS->getMaxLayers() > 1 );
807	#else
808	WRITE_FLAG( 1, "vps_base_layer_internal_flag" );
809	WRITE_FLAG( 1, "vps_base_layer_available_flag" );
810	WRITE_CODE( 0, 6, "vps_max_layers_minus1" );
811	#endif
812	WRITE_CODE( pcVPS->getMaxTLayers() - 1, 3, "vps_max_sub_layers_minus1" );
813	WRITE_FLAG( pcVPS->getTemporalNestingFlag(), "vps_temporal_id_nesting_flag" );
814	assert (pcVPS->getMaxTLayers()>1\|\|pcVPS->getTemporalNestingFlag());
815	WRITE_CODE( 0xffff, 16, "vps_reserved_0xffff_16bits" );
816	codePTL( pcVPS->getPTL(), true, pcVPS->getMaxTLayers() - 1 );
817	const Bool subLayerOrderingInfoPresentFlag = 1;
818	WRITE_FLAG(subLayerOrderingInfoPresentFlag, "vps_sub_layer_ordering_info_present_flag");
819	for(UInt i=0; i <= pcVPS->getMaxTLayers()-1; i++)
820	{
821	WRITE_UVLC( pcVPS->getMaxDecPicBuffering(i) - 1, "vps_max_dec_pic_buffering_minus1[i]" );
822	WRITE_UVLC( pcVPS->getNumReorderPics(i), "vps_max_num_reorder_pics[i]" );
823	WRITE_UVLC( pcVPS->getMaxLatencyIncrease(i), "vps_max_latency_increase_plus1[i]" );
824	if (!subLayerOrderingInfoPresentFlag)
825	{
826	break;
827	}
828	}
829
830	#if SVC_EXTENSION
831	assert( pcVPS->getNumHrdParameters() <= MAX_VPS_LAYER_SETS_PLUS1 );
832	assert( pcVPS->getMaxLayerId() < MAX_VPS_LAYER_IDX_PLUS1 );
833
834	WRITE_CODE( pcVPS->getMaxLayerId(), 6, "vps_max_layer_id" );
835	WRITE_UVLC(pcVPS->getVpsNumLayerSetsMinus1(), "vps_num_layer_sets_minus1");
836
837	for( UInt opsIdx = 1; opsIdx <= pcVPS->getVpsNumLayerSetsMinus1(); opsIdx++ )
838	{
839	// Operation point set
840	for( UInt i = 0; i <= pcVPS->getMaxLayerId(); i ++ )
841	{
842	#else
843	assert( pcVPS->getNumHrdParameters() <= MAX_VPS_NUM_HRD_PARAMETERS );
844	assert( pcVPS->getMaxNuhReservedZeroLayerId() < MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1 );
845	WRITE_CODE( pcVPS->getMaxNuhReservedZeroLayerId(), 6, "vps_max_layer_id" );
846	WRITE_UVLC( pcVPS->getMaxOpSets() - 1, "vps_num_layer_sets_minus1" );
847	for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getMaxOpSets() - 1 ); opsIdx ++ )
848	{
849	// Operation point set
850	for( UInt i = 0; i <= pcVPS->getMaxNuhReservedZeroLayerId(); i ++ )
851	{
852	// Only applicable for version 1
853	// pcVPS->setLayerIdIncludedFlag( true, opsIdx, i );
854	#endif
855	WRITE_FLAG( pcVPS->getLayerIdIncludedFlag( opsIdx, i ) ? 1 : 0, "layer_id_included_flag[opsIdx][i]" );
856	}
857	}
858	const TimingInfo *timingInfo = pcVPS->getTimingInfo();
859	WRITE_FLAG(timingInfo->getTimingInfoPresentFlag(), "vps_timing_info_present_flag");
860	if(timingInfo->getTimingInfoPresentFlag())
861	{
862	WRITE_CODE(timingInfo->getNumUnitsInTick(), 32, "vps_num_units_in_tick");
863	WRITE_CODE(timingInfo->getTimeScale(), 32, "vps_time_scale");
864	WRITE_FLAG(timingInfo->getPocProportionalToTimingFlag(), "vps_poc_proportional_to_timing_flag");
865	if(timingInfo->getPocProportionalToTimingFlag())
866	{
867	WRITE_UVLC(timingInfo->getNumTicksPocDiffOneMinus1(), "vps_num_ticks_poc_diff_one_minus1");
868	}
869	WRITE_UVLC( pcVPS->getNumHrdParameters(), "vps_num_hrd_parameters" );
870
871	if( pcVPS->getNumHrdParameters() > 0 )
872	{
873	for( UInt i = 0; i < pcVPS->getNumHrdParameters(); i ++ )
874	{
875	// Only applicable for version 1
876	WRITE_UVLC( pcVPS->getHrdOpSetIdx( i ), "hrd_layer_set_idx" );
877	if( i > 0 )
878	{
879	WRITE_FLAG( pcVPS->getCprmsPresentFlag( i ) ? 1 : 0, "cprms_present_flag[i]" );
880	}
881	codeHrdParameters(pcVPS->getHrdParameters(i), pcVPS->getCprmsPresentFlag( i ), pcVPS->getMaxTLayers() - 1);
882	}
883	}
884	}
885	#if SVC_EXTENSION
886	// When MaxLayersMinus1 is greater than 0, vps_extension_flag shall be equal to 1.
887	if( pcVPS->getMaxLayers() > 1 )
888	{
889	assert( pcVPS->getVpsExtensionFlag() == true );
890	}
891
892	WRITE_FLAG( pcVPS->getVpsExtensionFlag() ? 1 : 0, "vps_extension_flag" );
893
894	if( pcVPS->getVpsExtensionFlag() )
895	{
896	while ( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 )
897	{
898	WRITE_FLAG(1, "vps_extension_alignment_bit_equal_to_one");
899	}
900	codeVPSExtension(pcVPS);
901	WRITE_FLAG( 0, "vps_extension2_flag" ); // Flag value of 1 reserved
902	}
903	#else
904	WRITE_FLAG( 0, "vps_extension_flag" );
905	#endif
906	//future extensions here..
907
908	return;
909	}
910
911	Void TEncCavlc::codeSliceHeader ( TComSlice* pcSlice )
912	{
913	#if ENC_DEC_TRACE
914	xTraceSliceHeader (pcSlice);
915	#endif
916
917	const ChromaFormat format = pcSlice->getSPS()->getChromaFormatIdc();
918	const UInt numberValidComponents = getNumberValidComponents(format);
919	const Bool chromaEnabled = isChromaEnabled(format);
920
921	//calculate number of bits required for slice address
922	Int maxSliceSegmentAddress = pcSlice->getPic()->getNumberOfCtusInFrame();
923	Int bitsSliceSegmentAddress = 0;
924	while(maxSliceSegmentAddress>(1<<bitsSliceSegmentAddress))
925	{
926	bitsSliceSegmentAddress++;
927	}
928	const Int ctuTsAddress = pcSlice->getSliceSegmentCurStartCtuTsAddr();
929
930	//write slice address
931	const Int sliceSegmentRsAddress = pcSlice->getPic()->getPicSym()->getCtuTsToRsAddrMap(ctuTsAddress);
932
933	WRITE_FLAG( sliceSegmentRsAddress==0, "first_slice_segment_in_pic_flag" );
934	if ( pcSlice->getRapPicFlag() )
935	{
936	WRITE_FLAG( pcSlice->getNoOutputPriorPicsFlag() ? 1 : 0, "no_output_of_prior_pics_flag" );
937	}
938	WRITE_UVLC( pcSlice->getPPS()->getPPSId(), "slice_pic_parameter_set_id" );
939	if ( pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag() && (sliceSegmentRsAddress!=0) )
940	{
941	WRITE_FLAG( pcSlice->getDependentSliceSegmentFlag() ? 1 : 0, "dependent_slice_segment_flag" );
942	}
943	if(sliceSegmentRsAddress>0)
944	{
945	WRITE_CODE( sliceSegmentRsAddress, bitsSliceSegmentAddress, "slice_segment_address" );
946	}
947	if ( !pcSlice->getDependentSliceSegmentFlag() )
948	{
949	#if SVC_EXTENSION
950	Int iBits = 0;
951	if(pcSlice->getPPS()->getNumExtraSliceHeaderBits() > iBits)
952	{
953	assert(!!"discardable_flag");
954
955	if (pcSlice->getDiscardableFlag())
956	{
957	assert(pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_TRAIL_R &&
958	pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_TSA_R &&
959	pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_STSA_R &&
960	pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_RADL_R &&
961	pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_RASL_R);
962	}
963
964	WRITE_FLAG(pcSlice->getDiscardableFlag(), "discardable_flag");
965	iBits++;
966	}
967
968	if( pcSlice->getPPS()->getNumExtraSliceHeaderBits() > iBits )
969	{
970	assert(!!"cross_layer_bla_flag");
971	WRITE_FLAG(pcSlice->getCrossLayerBLAFlag(), "cross_layer_bla_flag");
972	iBits++;
973	}
974
975	for (; iBits < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); iBits++)
976	{
977	assert(!!"slice_reserved_undetermined_flag[]");
978	WRITE_FLAG(0, "slice_reserved_undetermined_flag[]");
979	}
980	#else //SVC_EXTENSION
981	for (Int i = 0; i < pcSlice->getPPS()->getNumExtraSliceHeaderBits(); i++)
982	{
983	WRITE_FLAG(0, "slice_reserved_flag[]");
984	}
985	#endif //SVC_EXTENSION
986
987	WRITE_UVLC( pcSlice->getSliceType(), "slice_type" );
988
989	if( pcSlice->getPPS()->getOutputFlagPresentFlag() )
990	{
991	WRITE_FLAG( pcSlice->getPicOutputFlag() ? 1 : 0, "pic_output_flag" );
992	}
993
994	#if SVC_EXTENSION
995	if( (pcSlice->getLayerId() > 0 && !pcSlice->getVPS()->getPocLsbNotPresentFlag( pcSlice->getVPS()->getLayerIdxInVps(pcSlice->getLayerId())) ) \|\| !pcSlice->getIdrPicFlag())
996	#else
997	if( !pcSlice->getIdrPicFlag() )
998	#endif
999	{
1000	#if SVC_POC
1001	Int picOrderCntLSB;
1002	if( pcSlice->getPocResetIdc() == 2 ) // i.e. the LSB is reset
1003	{
1004	picOrderCntLSB = pcSlice->getPicOrderCntLsb(); // This will be the LSB value w.r.t to the previous POC reset period.
1005	}
1006	else
1007	{
1008	picOrderCntLSB = (pcSlice->getPOC() + (1<<pcSlice->getSPS()->getBitsForPOC())) & ((1<<pcSlice->getSPS()->getBitsForPOC())-1);
1009	}
1010	#else
1011	Int picOrderCntLSB = (pcSlice->getPOC()-pcSlice->getLastIDR()+(1<<pcSlice->getSPS()->getBitsForPOC())) & ((1<<pcSlice->getSPS()->getBitsForPOC())-1);
1012	#endif
1013	WRITE_CODE( picOrderCntLSB, pcSlice->getSPS()->getBitsForPOC(), "slice_pic_order_cnt_lsb");
1014
1015	#if SVC_EXTENSION
1016	}
1017	if( !pcSlice->getIdrPicFlag() )
1018	{
1019	#endif
1020	const TComReferencePictureSet* rps = pcSlice->getRPS();
1021
1022	// check for bitstream restriction stating that:
1023	// If the current picture is a BLA or CRA picture, the value of NumPocTotalCurr shall be equal to 0.
1024	// Ideally this process should not be repeated for each slice in a picture
1025	#if SVC_EXTENSION
1026	if( pcSlice->getLayerId() == 0 )
1027	#endif
1028	if (pcSlice->isIRAP())
1029	{
1030	for (Int picIdx = 0; picIdx < rps->getNumberOfPictures(); picIdx++)
1031	{
1032	assert (!rps->getUsed(picIdx));
1033	}
1034	}
1035
1036	if(pcSlice->getRPSidx() < 0)
1037	{
1038	WRITE_FLAG( 0, "short_term_ref_pic_set_sps_flag");
1039	codeShortTermRefPicSet( rps, true, pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets());
1040	}
1041	else
1042	{
1043	WRITE_FLAG( 1, "short_term_ref_pic_set_sps_flag");
1044	Int numBits = 0;
1045	while ((1 << numBits) < pcSlice->getSPS()->getRPSList()->getNumberOfReferencePictureSets())
1046	{
1047	numBits++;
1048	}
1049	if (numBits > 0)
1050	{
1051	WRITE_CODE( pcSlice->getRPSidx(), numBits, "short_term_ref_pic_set_idx" );
1052	}
1053	}
1054	if(pcSlice->getSPS()->getLongTermRefsPresent())
1055	{
1056	Int numLtrpInSH = rps->getNumberOfLongtermPictures();
1057	Int ltrpInSPS[MAX_NUM_REF_PICS];
1058	Int numLtrpInSPS = 0;
1059	UInt ltrpIndex;
1060	Int counter = 0;
1061	// WARNING: The following code only works only if a matching long-term RPS is
1062	// found in the SPS for ALL long-term pictures
1063	// The problem is that the SPS coded long-term pictures are moved to the
1064	// beginning of the list which causes a mismatch when no reference picture
1065	// list reordering is used
1066	// NB: Long-term coding is currently not supported in general by the HM encoder
1067	for(Int k = rps->getNumberOfPictures()-1; k > rps->getNumberOfPictures()-rps->getNumberOfLongtermPictures()-1; k--)
1068	{
1069	if (findMatchingLTRP(pcSlice, &ltrpIndex, rps->getPOC(k), rps->getUsed(k)))
1070	{
1071	ltrpInSPS[numLtrpInSPS] = ltrpIndex;
1072	numLtrpInSPS++;
1073	}
1074	else
1075	{
1076	counter++;
1077	}
1078	}
1079	numLtrpInSH -= numLtrpInSPS;
1080	// check that either all long-term pictures are coded in SPS or in slice header (no mixing)
1081	assert (numLtrpInSH==0 \|\| numLtrpInSPS==0);
1082
1083	Int bitsForLtrpInSPS = 0;
1084	while (pcSlice->getSPS()->getNumLongTermRefPicSPS() > (1 << bitsForLtrpInSPS))
1085	{
1086	bitsForLtrpInSPS++;
1087	}
1088	if (pcSlice->getSPS()->getNumLongTermRefPicSPS() > 0)
1089	{
1090	WRITE_UVLC( numLtrpInSPS, "num_long_term_sps");
1091	}
1092	WRITE_UVLC( numLtrpInSH, "num_long_term_pics");
1093	// Note that the LSBs of the LT ref. pic. POCs must be sorted before.
1094	// Not sorted here because LT ref indices will be used in setRefPicList()
1095	Int prevDeltaMSB = 0, prevLSB = 0;
1096	Int offset = rps->getNumberOfNegativePictures() + rps->getNumberOfPositivePictures();
1097	counter = 0;
1098	// Warning: If some pictures are moved to ltrpInSPS, i is referring to a wrong index
1099	// (mapping would be required)
1100	for(Int i=rps->getNumberOfPictures()-1 ; i > offset-1; i--, counter++)
1101	{
1102	if (counter < numLtrpInSPS)
1103	{
1104	if (bitsForLtrpInSPS > 0)
1105	{
1106	WRITE_CODE( ltrpInSPS[counter], bitsForLtrpInSPS, "lt_idx_sps[i]");
1107	}
1108	}
1109	else
1110	{
1111	WRITE_CODE( rps->getPocLSBLT(i), pcSlice->getSPS()->getBitsForPOC(), "poc_lsb_lt");
1112	WRITE_FLAG( rps->getUsed(i), "used_by_curr_pic_lt_flag");
1113	}
1114	WRITE_FLAG( rps->getDeltaPocMSBPresentFlag(i), "delta_poc_msb_present_flag");
1115
1116	if(rps->getDeltaPocMSBPresentFlag(i))
1117	{
1118	Bool deltaFlag = false;
1119	// First LTRP from SPS \|\| First LTRP from SH \|\| curr LSB != prev LSB
1120	if( (i == rps->getNumberOfPictures()-1) \|\| (i == rps->getNumberOfPictures()-1-numLtrpInSPS) \|\| (rps->getPocLSBLT(i) != prevLSB) )
1121	{
1122	deltaFlag = true;
1123	}
1124	if(deltaFlag)
1125	{
1126	WRITE_UVLC( rps->getDeltaPocMSBCycleLT(i), "delta_poc_msb_cycle_lt[i]" );
1127	}
1128	else
1129	{
1130	Int differenceInDeltaMSB = rps->getDeltaPocMSBCycleLT(i) - prevDeltaMSB;
1131	assert(differenceInDeltaMSB >= 0);
1132	WRITE_UVLC( differenceInDeltaMSB, "delta_poc_msb_cycle_lt[i]" );
1133	}
1134	prevLSB = rps->getPocLSBLT(i);
1135	prevDeltaMSB = rps->getDeltaPocMSBCycleLT(i);
1136	}
1137	}
1138	}
1139	if (pcSlice->getSPS()->getTMVPFlagsPresent())
1140	{
1141	WRITE_FLAG( pcSlice->getEnableTMVPFlag() ? 1 : 0, "slice_temporal_mvp_enabled_flag" );
1142	}
1143	}
1144
1145	#if SVC_EXTENSION
1146	if((pcSlice->getLayerId() > 0) && !(pcSlice->getVPS()->getIlpSshSignalingEnabledFlag()) && (pcSlice->getNumILRRefIdx() > 0) )
1147	{
1148	WRITE_FLAG(pcSlice->getInterLayerPredEnabledFlag(),"inter_layer_pred_enabled_flag");
1149	if( pcSlice->getInterLayerPredEnabledFlag())
1150	{
1151	if(pcSlice->getNumILRRefIdx() > 1)
1152	{
1153	Int numBits = 1;
1154	while ((1 << numBits) < pcSlice->getNumILRRefIdx())
1155	{
1156	numBits++;
1157	}
1158	if( !pcSlice->getVPS()->getMaxOneActiveRefLayerFlag())
1159	{
1160	WRITE_CODE(pcSlice->getActiveNumILRRefIdx() - 1, numBits,"num_inter_layer_ref_pics_minus1");
1161	}
1162
1163	if( pcSlice->getNumILRRefIdx() != pcSlice->getActiveNumILRRefIdx() )
1164	{
1165	for(Int i = 0; i < pcSlice->getActiveNumILRRefIdx(); i++ )
1166	{
1167	WRITE_CODE(pcSlice->getInterLayerPredLayerIdc(i),numBits,"inter_layer_pred_layer_idc[i]");
1168	}
1169	}
1170	}
1171	}
1172	}
1173	#endif //SVC_EXTENSION
1174
1175	if(pcSlice->getSPS()->getUseSAO())
1176	{
1177	WRITE_FLAG( pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_LUMA), "slice_sao_luma_flag" );
1178	if (chromaEnabled)
1179	{
1180	WRITE_FLAG( pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_CHROMA), "slice_sao_chroma_flag" );
1181	}
1182	}
1183
1184	//check if numrefidxes match the defaults. If not, override
1185
1186	if (!pcSlice->isIntra())
1187	{
1188	Bool overrideFlag = (pcSlice->getNumRefIdx( REF_PIC_LIST_0 )!=pcSlice->getPPS()->getNumRefIdxL0DefaultActive()\|\|(pcSlice->isInterB()&&pcSlice->getNumRefIdx( REF_PIC_LIST_1 )!=pcSlice->getPPS()->getNumRefIdxL1DefaultActive()));
1189	WRITE_FLAG( overrideFlag ? 1 : 0, "num_ref_idx_active_override_flag");
1190	if (overrideFlag)
1191	{
1192	WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_0 ) - 1, "num_ref_idx_l0_active_minus1" );
1193	if (pcSlice->isInterB())
1194	{
1195	WRITE_UVLC( pcSlice->getNumRefIdx( REF_PIC_LIST_1 ) - 1, "num_ref_idx_l1_active_minus1" );
1196	}
1197	else
1198	{
1199	pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
1200	}
1201	}
1202	}
1203	else
1204	{
1205	pcSlice->setNumRefIdx(REF_PIC_LIST_0, 0);
1206	pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0);
1207	}
1208
1209	if( pcSlice->getPPS()->getListsModificationPresentFlag() && pcSlice->getNumRpsCurrTempList() > 1)
1210	{
1211	TComRefPicListModification* refPicListModification = pcSlice->getRefPicListModification();
1212	if(!pcSlice->isIntra())
1213	{
1214	WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0() ? 1 : 0, "ref_pic_list_modification_flag_l0" );
1215	if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL0())
1216	{
1217	Int numRpsCurrTempList0 = pcSlice->getNumRpsCurrTempList();
1218	if (numRpsCurrTempList0 > 1)
1219	{
1220	Int length = 1;
1221	numRpsCurrTempList0 --;
1222	while ( numRpsCurrTempList0 >>= 1)
1223	{
1224	length ++;
1225	}
1226	for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_0 ); i++)
1227	{
1228	WRITE_CODE( refPicListModification->getRefPicSetIdxL0(i), length, "list_entry_l0");
1229	}
1230	}
1231	}
1232	}
1233	if(pcSlice->isInterB())
1234	{
1235	WRITE_FLAG(pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1() ? 1 : 0, "ref_pic_list_modification_flag_l1" );
1236	if (pcSlice->getRefPicListModification()->getRefPicListModificationFlagL1())
1237	{
1238	Int numRpsCurrTempList1 = pcSlice->getNumRpsCurrTempList();
1239	if ( numRpsCurrTempList1 > 1 )
1240	{
1241	Int length = 1;
1242	numRpsCurrTempList1 --;
1243	while ( numRpsCurrTempList1 >>= 1)
1244	{
1245	length ++;
1246	}
1247	for(Int i = 0; i < pcSlice->getNumRefIdx( REF_PIC_LIST_1 ); i++)
1248	{
1249	WRITE_CODE( refPicListModification->getRefPicSetIdxL1(i), length, "list_entry_l1");
1250	}
1251	}
1252	}
1253	}
1254	}
1255
1256	if (pcSlice->isInterB())
1257	{
1258	WRITE_FLAG( pcSlice->getMvdL1ZeroFlag() ? 1 : 0, "mvd_l1_zero_flag");
1259	}
1260
1261	if(!pcSlice->isIntra())
1262	{
1263	if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag())
1264	{
1265	SliceType sliceType = pcSlice->getSliceType();
1266	SliceType encCABACTableIdx = pcSlice->getEncCABACTableIdx();
1267	Bool encCabacInitFlag = (sliceType!=encCABACTableIdx && encCABACTableIdx!=I_SLICE) ? true : false;
1268	pcSlice->setCabacInitFlag( encCabacInitFlag );
1269	WRITE_FLAG( encCabacInitFlag?1:0, "cabac_init_flag" );
1270	}
1271	}
1272
1273	if ( pcSlice->getEnableTMVPFlag() )
1274	{
1275	if ( pcSlice->getSliceType() == B_SLICE )
1276	{
1277	WRITE_FLAG( pcSlice->getColFromL0Flag(), "collocated_from_l0_flag" );
1278	}
1279
1280	if ( pcSlice->getSliceType() != I_SLICE &&
1281	((pcSlice->getColFromL0Flag()==1 && pcSlice->getNumRefIdx(REF_PIC_LIST_0)>1)\|\|
1282	(pcSlice->getColFromL0Flag()==0 && pcSlice->getNumRefIdx(REF_PIC_LIST_1)>1)))
1283	{
1284	WRITE_UVLC( pcSlice->getColRefIdx(), "collocated_ref_idx" );
1285	}
1286	}
1287	if ( (pcSlice->getPPS()->getUseWP() && pcSlice->getSliceType()==P_SLICE) \|\| (pcSlice->getPPS()->getWPBiPred() && pcSlice->getSliceType()==B_SLICE) )
1288	{
1289	xCodePredWeightTable( pcSlice );
1290	}
1291	assert(pcSlice->getMaxNumMergeCand()<=MRG_MAX_NUM_CANDS);
1292	if (!pcSlice->isIntra())
1293	{
1294	WRITE_UVLC(MRG_MAX_NUM_CANDS - pcSlice->getMaxNumMergeCand(), "five_minus_max_num_merge_cand");
1295	}
1296	Int iCode = pcSlice->getSliceQp() - ( pcSlice->getPPS()->getPicInitQPMinus26() + 26 );
1297	WRITE_SVLC( iCode, "slice_qp_delta" );
1298	if (pcSlice->getPPS()->getSliceChromaQpFlag())
1299	{
1300	if (numberValidComponents > COMPONENT_Cb)
1301	{
1302	WRITE_SVLC( pcSlice->getSliceChromaQpDelta(COMPONENT_Cb), "slice_cb_qp_offset" );
1303	}
1304	if (numberValidComponents > COMPONENT_Cr)
1305	{
1306	WRITE_SVLC( pcSlice->getSliceChromaQpDelta(COMPONENT_Cr), "slice_cr_qp_offset" );
1307	}
1308	assert(numberValidComponents <= COMPONENT_Cr+1);
1309	}
1310
1311	if (pcSlice->getPPS()->getChromaQpAdjTableSize() > 0)
1312	{
1313	WRITE_FLAG(pcSlice->getUseChromaQpAdj(), "cu_chroma_qp_offset_enabled_flag");
1314	}
1315
1316	if (pcSlice->getPPS()->getDeblockingFilterControlPresentFlag())
1317	{
1318	if (pcSlice->getPPS()->getDeblockingFilterOverrideEnabledFlag() )
1319	{
1320	WRITE_FLAG(pcSlice->getDeblockingFilterOverrideFlag(), "deblocking_filter_override_flag");
1321	}
1322	if (pcSlice->getDeblockingFilterOverrideFlag())
1323	{
1324	WRITE_FLAG(pcSlice->getDeblockingFilterDisable(), "slice_disable_deblocking_filter_flag");
1325	if(!pcSlice->getDeblockingFilterDisable())
1326	{
1327	WRITE_SVLC (pcSlice->getDeblockingFilterBetaOffsetDiv2(), "slice_beta_offset_div2");
1328	WRITE_SVLC (pcSlice->getDeblockingFilterTcOffsetDiv2(), "slice_tc_offset_div2");
1329	}
1330	}
1331	}
1332
1333	Bool isSAOEnabled = pcSlice->getSPS()->getUseSAO() && (pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_LUMA) \|\| (chromaEnabled && pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_CHROMA)));
1334	Bool isDBFEnabled = (!pcSlice->getDeblockingFilterDisable());
1335
1336	if(pcSlice->getPPS()->getLoopFilterAcrossSlicesEnabledFlag() && ( isSAOEnabled \|\| isDBFEnabled ))
1337	{
1338	WRITE_FLAG(pcSlice->getLFCrossSliceBoundaryFlag()?1:0, "slice_loop_filter_across_slices_enabled_flag");
1339	}
1340	}
1341	#if !SVC_EXTENSION
1342	if(pcSlice->getPPS()->getSliceHeaderExtensionPresentFlag())
1343	{
1344	WRITE_UVLC(0,"slice_segment_header_extension_length");
1345	}
1346	#endif
1347	}
1348
1349	Void TEncCavlc::codePTL( const TComPTL* pcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1)
1350	{
1351	if(profilePresentFlag)
1352	{
1353	codeProfileTier(pcPTL->getGeneralPTL(), false); // general_...
1354	}
1355	WRITE_CODE( Int(pcPTL->getGeneralPTL()->getLevelIdc()), 8, "general_level_idc" );
1356
1357	for (Int i = 0; i < maxNumSubLayersMinus1; i++)
1358	{
1359	WRITE_FLAG( pcPTL->getSubLayerProfilePresentFlag(i), "sub_layer_profile_present_flag[i]" );
1360	WRITE_FLAG( pcPTL->getSubLayerLevelPresentFlag(i), "sub_layer_level_present_flag[i]" );
1361	}
1362
1363	if (maxNumSubLayersMinus1 > 0)
1364	{
1365	for (Int i = maxNumSubLayersMinus1; i < 8; i++)
1366	{
1367	WRITE_CODE(0, 2, "reserved_zero_2bits");
1368	}
1369	}
1370
1371	for(Int i = 0; i < maxNumSubLayersMinus1; i++)
1372	{
1373	if( pcPTL->getSubLayerProfilePresentFlag(i) )
1374	{
1375	codeProfileTier(pcPTL->getSubLayerPTL(i), true); // sub_layer_...
1376	}
1377	if( pcPTL->getSubLayerLevelPresentFlag(i) )
1378	{
1379	WRITE_CODE( Int(pcPTL->getSubLayerPTL(i)->getLevelIdc()), 8, "sub_layer_level_idc[i]" );
1380	}
1381	}
1382	}
1383
1384	#if ENC_DEC_TRACE \|\| RExt__DECODER_DEBUG_BIT_STATISTICS
1385	Void TEncCavlc::codeProfileTier( const ProfileTierLevel* ptl, const Bool bIsSubLayer )
1386	#define PTL_TRACE_TEXT(txt) bIsSubLayer?("sub_layer_" txt) : ("general_" txt)
1387	#else
1388	Void TEncCavlc::codeProfileTier( const ProfileTierLevel* ptl, const Bool /bIsSubLayer/ )
1389	#define PTL_TRACE_TEXT(txt) txt
1390	#endif
1391	{
1392	WRITE_CODE( ptl->getProfileSpace(), 2 , PTL_TRACE_TEXT("profile_space" ));
1393	WRITE_FLAG( ptl->getTierFlag()==Level::HIGH, PTL_TRACE_TEXT("tier_flag" ));
1394	#if SVC_EXTENSION
1395	WRITE_CODE( (ptl->getProfileIdc() == Profile::SCALABLEMAIN \|\| ptl->getProfileIdc() == Profile::SCALABLEMAIN10) ? 7 : Int(ptl->getProfileIdc()), 5 , PTL_TRACE_TEXT("profile_idc") );
1396	#else
1397	WRITE_CODE( Int(ptl->getProfileIdc()), 5 , PTL_TRACE_TEXT("profile_idc" ));
1398	#endif
1399	for(Int j = 0; j < 32; j++)
1400	{
1401	WRITE_FLAG( ptl->getProfileCompatibilityFlag(j), PTL_TRACE_TEXT("profile_compatibility_flag[][j]" ));
1402	}
1403
1404	WRITE_FLAG(ptl->getProgressiveSourceFlag(), PTL_TRACE_TEXT("progressive_source_flag" ));
1405	WRITE_FLAG(ptl->getInterlacedSourceFlag(), PTL_TRACE_TEXT("interlaced_source_flag" ));
1406	WRITE_FLAG(ptl->getNonPackedConstraintFlag(), PTL_TRACE_TEXT("non_packed_constraint_flag" ));
1407	WRITE_FLAG(ptl->getFrameOnlyConstraintFlag(), PTL_TRACE_TEXT("frame_only_constraint_flag" ));
1408
1409	if (ptl->getProfileIdc() == Profile::MAINREXT \|\| ptl->getProfileIdc() == Profile::HIGHTHROUGHPUTREXT )
1410	{
1411	const UInt bitDepthConstraint=ptl->getBitDepthConstraint();
1412	WRITE_FLAG(bitDepthConstraint<=12, PTL_TRACE_TEXT("max_12bit_constraint_flag" ));
1413	WRITE_FLAG(bitDepthConstraint<=10, PTL_TRACE_TEXT("max_10bit_constraint_flag" ));
1414	WRITE_FLAG(bitDepthConstraint<= 8, PTL_TRACE_TEXT("max_8bit_constraint_flag" ));
1415	const ChromaFormat chromaFmtConstraint=ptl->getChromaFormatConstraint();
1416	WRITE_FLAG(chromaFmtConstraint==CHROMA_422\|\|chromaFmtConstraint==CHROMA_420\|\|chromaFmtConstraint==CHROMA_400, PTL_TRACE_TEXT("max_422chroma_constraint_flag" ));
1417	WRITE_FLAG(chromaFmtConstraint==CHROMA_420\|\|chromaFmtConstraint==CHROMA_400, PTL_TRACE_TEXT("max_420chroma_constraint_flag" ));
1418	WRITE_FLAG(chromaFmtConstraint==CHROMA_400, PTL_TRACE_TEXT("max_monochrome_constraint_flag"));
1419	WRITE_FLAG(ptl->getIntraConstraintFlag(), PTL_TRACE_TEXT("intra_constraint_flag" ));
1420	WRITE_FLAG(0, PTL_TRACE_TEXT("one_picture_only_constraint_flag"));
1421	WRITE_FLAG(ptl->getLowerBitRateConstraintFlag(), PTL_TRACE_TEXT("lower_bit_rate_constraint_flag" ));
1422	#if SVC_EXTENSION
1423	WRITE_CODE(0, 32, "general_reserved_zero_34bits"); WRITE_CODE(0, 2, "general_reserved_zero_34bits");
1424	}
1425	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
1426	{
1427	WRITE_FLAG(true, "general_max_12bit_constraint_flag");
1428	WRITE_FLAG(true, "general_max_10bit_constraint_flag");
1429	WRITE_FLAG((ptl->getProfileIdc() == Profile::SCALABLEMAIN) ? true : false, "general_max_8bit_constraint_flag");
1430	WRITE_FLAG(true, "general_max_422chroma_constraint_flag");
1431	WRITE_FLAG(true, "general_max_420chroma_constraint_flag");
1432	WRITE_FLAG(false, "general_max_monochrome_constraint_flag");
1433	WRITE_FLAG(false, "general_intra_constraint_flag");
1434	WRITE_FLAG(false, "general_one_picture_only_constraint_flag");
1435	WRITE_FLAG(true, "general_lower_bit_rate_constraint_flag");
1436	WRITE_CODE(0, 32, "general_reserved_zero_34bits"); WRITE_CODE(0, 2, "general_reserved_zero_34bits");
1437	}
1438	else
1439	{
1440	WRITE_CODE(0, 32, "general_reserved_zero_43bits"); WRITE_CODE(0, 11, "general_reserved_zero_43bits");
1441	}
1442	#else
1443	WRITE_CODE(0 , 16, PTL_TRACE_TEXT("reserved_zero_34bits[0..15]" ));
1444	WRITE_CODE(0 , 16, PTL_TRACE_TEXT("reserved_zero_34bits[16..31]" ));
1445	WRITE_CODE(0 , 2, PTL_TRACE_TEXT("reserved_zero_34bits[32..33]" ));
1446	}
1447	else
1448	{
1449	WRITE_CODE(0x0000 , 16, PTL_TRACE_TEXT("reserved_zero_43bits[0..15]" ));
1450	WRITE_CODE(0x0000 , 16, PTL_TRACE_TEXT("reserved_zero_43bits[16..31]" ));
1451	WRITE_CODE(0x000 , 12, PTL_TRACE_TEXT("reserved_zero_43bits[32..42]" ));
1452	}
1453	#endif
1454	WRITE_FLAG(false, PTL_TRACE_TEXT("inbld_flag" ));
1455	#undef PTL_TRACE_TEXT
1456	}
1457
1458	/**
1459	* Write tiles and wavefront substreams sizes for the slice header (entry points).
1460	*
1461	* \param pSlice TComSlice structure that contains the substream size information.
1462	*/
1463	Void TEncCavlc::codeTilesWPPEntryPoint( TComSlice* pSlice )
1464	{
1465	if (!pSlice->getPPS()->getTilesEnabledFlag() && !pSlice->getPPS()->getEntropyCodingSyncEnabledFlag())
1466	{
1467	return;
1468	}
1469	UInt maxOffset = 0;
1470	for(Int idx=0; idx<pSlice->getNumberOfSubstreamSizes(); idx++)
1471	{
1472	UInt offset=pSlice->getSubstreamSize(idx);
1473	if ( offset > maxOffset )
1474	{
1475	maxOffset = offset;
1476	}
1477	}
1478
1479	// Determine number of bits "offsetLenMinus1+1" required for entry point information
1480	UInt offsetLenMinus1 = 0;
1481	while (maxOffset >= (1u << (offsetLenMinus1 + 1)))
1482	{
1483	offsetLenMinus1++;
1484	assert(offsetLenMinus1 + 1 < 32);
1485	}
1486
1487	WRITE_UVLC(pSlice->getNumberOfSubstreamSizes(), "num_entry_point_offsets");
1488	if (pSlice->getNumberOfSubstreamSizes()>0)
1489	{
1490	WRITE_UVLC(offsetLenMinus1, "offset_len_minus1");
1491
1492	for (UInt idx=0; idx<pSlice->getNumberOfSubstreamSizes(); idx++)
1493	{
1494	WRITE_CODE(pSlice->getSubstreamSize(idx)-1, offsetLenMinus1+1, "entry_point_offset_minus1");
1495	}
1496	}
1497	}
1498
1499	Void TEncCavlc::codeTerminatingBit ( UInt uilsLast )
1500	{
1501	}
1502
1503	Void TEncCavlc::codeSliceFinish ()
1504	{
1505	}
1506
1507	Void TEncCavlc::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1508	{
1509	assert(0);
1510	}
1511
1512	Void TEncCavlc::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1513	{
1514	assert(0);
1515	}
1516
1517	Void TEncCavlc::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
1518	{
1519	assert(0);
1520	}
1521
1522	Void TEncCavlc::codeMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx )
1523	{
1524	assert(0);
1525	}
1526
1527	Void TEncCavlc::codeMergeIndex ( TComDataCU* pcCU, UInt uiAbsPartIdx )
1528	{
1529	assert(0);
1530	}
1531
1532	Void TEncCavlc::codeInterModeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiEncMode )
1533	{
1534	assert(0);
1535	}
1536
1537	Void TEncCavlc::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1538	{
1539	assert(0);
1540	}
1541
1542	Void TEncCavlc::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1543	{
1544	assert(0);
1545	}
1546
1547	Void TEncCavlc::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1548	{
1549	assert(0);
1550	}
1551
1552	Void TEncCavlc::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
1553	{
1554	assert(0);
1555	}
1556
1557	Void TEncCavlc::codeQtCbf( TComTU &rTu, const ComponentID compID, const Bool lowestLevel )
1558	{
1559	assert(0);
1560	}
1561
1562	Void TEncCavlc::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1563	{
1564	assert(0);
1565	}
1566
1567	Void TEncCavlc::codeQtCbfZero( TComTU &rTu, const ChannelType chType )
1568	{
1569	assert(0);
1570	}
1571	Void TEncCavlc::codeQtRootCbfZero( TComDataCU* pcCU )
1572	{
1573	assert(0);
1574	}
1575
1576	Void TEncCavlc::codeTransformSkipFlags (TComTU &rTu, ComponentID component )
1577	{
1578	assert(0);
1579	}
1580
1581	/** Code I_PCM information.
1582	* \param pcCU pointer to CU
1583	* \param uiAbsPartIdx CU index
1584	* \returns Void
1585	*/
1586	Void TEncCavlc::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1587	{
1588	assert(0);
1589	}
1590
1591	Void TEncCavlc::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool isMultiple)
1592	{
1593	assert(0);
1594	}
1595
1596	Void TEncCavlc::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1597	{
1598	assert(0);
1599	}
1600
1601	Void TEncCavlc::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1602	{
1603	assert(0);
1604	}
1605
1606	Void TEncCavlc::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1607	{
1608	assert(0);
1609	}
1610
1611	Void TEncCavlc::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1612	{
1613	assert(0);
1614	}
1615
1616	Void TEncCavlc::codeCrossComponentPrediction( TComTU& /rTu/, ComponentID /compID/ )
1617	{
1618	assert(0);
1619	}
1620
1621	Void TEncCavlc::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1622	{
1623	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1624
1625	#if SVC_EXTENSION
1626	Int qpBdOffsetY = pcCU->getSlice()->getQpBDOffsetY();
1627	#else
1628	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffset(CHANNEL_TYPE_LUMA);
1629	#endif
1630	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1631
1632	xWriteSvlc( iDQp );
1633
1634	return;
1635	}
1636
1637	Void TEncCavlc::codeChromaQpAdjustment( TComDataCU* pcCU, UInt uiAbsPartIdx )
1638	{
1639	assert(0);
1640	}
1641
1642	Void TEncCavlc::codeCoeffNxN ( TComTU &rTu, TCoeff* pcCoef, const ComponentID compID )
1643	{
1644	assert(0);
1645	}
1646
1647	Void TEncCavlc::estBit( estBitsSbacStruct* pcEstBitsCabac, Int width, Int height, ChannelType chType )
1648	{
1649	// printf("error : no VLC mode support in this version\n");
1650	return;
1651	}
1652
1653	// ====================================================================================================================
1654	// Protected member functions
1655	// ====================================================================================================================
1656
1657	//! Code weighted prediction tables
1658	Void TEncCavlc::xCodePredWeightTable( TComSlice* pcSlice )
1659	{
1660	WPScalingParam *wp;
1661	const ChromaFormat format = pcSlice->getPic()->getChromaFormat();
1662	const UInt numberValidComponents = getNumberValidComponents(format);
1663	const Bool bChroma = isChromaEnabled(format);
1664	const Int iNbRef = (pcSlice->getSliceType() == B_SLICE ) ? (2) : (1);
1665	Bool bDenomCoded = false;
1666	UInt uiTotalSignalledWeightFlags = 0;
1667
1668	if ( (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) \|\| (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()) )
1669	{
1670	for ( Int iNumRef=0 ; iNumRef<iNbRef ; iNumRef++ ) // loop over l0 and l1 syntax elements
1671	{
1672	RefPicList eRefPicList = ( iNumRef ? REF_PIC_LIST_1 : REF_PIC_LIST_0 );
1673
1674	// NOTE: wp[].uiLog2WeightDenom and wp[].bPresentFlag are actually per-channel-type settings.
1675
1676	for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ )
1677	{
1678	pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1679	if ( !bDenomCoded )
1680	{
1681	Int iDeltaDenom;
1682	WRITE_UVLC( wp[COMPONENT_Y].uiLog2WeightDenom, "luma_log2_weight_denom" );
1683
1684	if( bChroma )
1685	{
1686	assert(wp[COMPONENT_Cb].uiLog2WeightDenom == wp[COMPONENT_Cr].uiLog2WeightDenom); // check the channel-type settings are consistent across components.
1687	iDeltaDenom = (wp[COMPONENT_Cb].uiLog2WeightDenom - wp[COMPONENT_Y].uiLog2WeightDenom);
1688	WRITE_SVLC( iDeltaDenom, "delta_chroma_log2_weight_denom" );
1689	}
1690	bDenomCoded = true;
1691	}
1692	WRITE_FLAG( wp[COMPONENT_Y].bPresentFlag, iNumRef==0?"luma_weight_l0_flag[i]":"luma_weight_l1_flag[i]" );
1693	uiTotalSignalledWeightFlags += wp[COMPONENT_Y].bPresentFlag;
1694	}
1695	if (bChroma)
1696	{
1697	for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ )
1698	{
1699	pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1700	assert(wp[COMPONENT_Cb].bPresentFlag == wp[COMPONENT_Cr].bPresentFlag); // check the channel-type settings are consistent across components.
1701	WRITE_FLAG( wp[COMPONENT_Cb].bPresentFlag, iNumRef==0?"chroma_weight_l0_flag[i]":"chroma_weight_l1_flag[i]" );
1702	uiTotalSignalledWeightFlags += 2*wp[COMPONENT_Cb].bPresentFlag;
1703	}
1704	}
1705
1706	for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ )
1707	{
1708	pcSlice->getWpScaling(eRefPicList, iRefIdx, wp);
1709	if ( wp[COMPONENT_Y].bPresentFlag )
1710	{
1711	Int iDeltaWeight = (wp[COMPONENT_Y].iWeight - (1<<wp[COMPONENT_Y].uiLog2WeightDenom));
1712	WRITE_SVLC( iDeltaWeight, iNumRef==0?"delta_luma_weight_l0[i]":"delta_luma_weight_l1[i]" );
1713	WRITE_SVLC( wp[COMPONENT_Y].iOffset, iNumRef==0?"luma_offset_l0[i]":"luma_offset_l1[i]" );
1714	}
1715
1716	if ( bChroma )
1717	{
1718	if ( wp[COMPONENT_Cb].bPresentFlag )
1719	{
1720	for ( Int j = COMPONENT_Cb ; j < numberValidComponents ; j++ )
1721	{
1722	assert(wp[COMPONENT_Cb].uiLog2WeightDenom == wp[COMPONENT_Cr].uiLog2WeightDenom);
1723	Int iDeltaWeight = (wp[j].iWeight - (1<<wp[COMPONENT_Cb].uiLog2WeightDenom));
1724	WRITE_SVLC( iDeltaWeight, iNumRef==0?"delta_chroma_weight_l0[i]":"delta_chroma_weight_l1[i]" );
1725
1726	Int range=pcSlice->getSPS()->getUseHighPrecisionPredictionWeighting() ? (1<<g_bitDepth[CHANNEL_TYPE_CHROMA])/2 : 128;
1727	Int pred = ( range - ( ( range*wp[j].iWeight)>>(wp[j].uiLog2WeightDenom) ) );
1728	Int iDeltaChroma = (wp[j].iOffset - pred);
1729	WRITE_SVLC( iDeltaChroma, iNumRef==0?"delta_chroma_offset_l0[i]":"delta_chroma_offset_l1[i]" );
1730	}
1731	}
1732	}
1733	}
1734	}
1735	assert(uiTotalSignalledWeightFlags<=24);
1736	}
1737	}
1738
1739	/** code quantization matrix
1740	* \param scalingList quantization matrix information
1741	*/
1742	Void TEncCavlc::codeScalingList( const TComScalingList &scalingList )
1743	{
1744	//for each size
1745	for(UInt sizeId = 0; sizeId < SCALING_LIST_SIZE_NUM; sizeId++)
1746	{
1747	const Int predListStep = (sizeId == SCALING_LIST_32x32? (SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES) : 1); // if 32x32, skip over chroma entries.
1748
1749	for(UInt listId = 0; listId < SCALING_LIST_NUM; listId+=predListStep)
1750	{
1751	Bool scalingListPredModeFlag = scalingList.getScalingListPredModeFlag(sizeId, listId);
1752	WRITE_FLAG( scalingListPredModeFlag, "scaling_list_pred_mode_flag" );
1753	if(!scalingListPredModeFlag)// Copy Mode
1754	{
1755	if (sizeId == SCALING_LIST_32x32)
1756	{
1757	// adjust the code, to cope with the missing chroma entries
1758	WRITE_UVLC( ((Int)listId - (Int)scalingList.getRefMatrixId (sizeId,listId)) / (SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES), "scaling_list_pred_matrix_id_delta");
1759	}
1760	else
1761	{
1762	WRITE_UVLC( (Int)listId - (Int)scalingList.getRefMatrixId (sizeId,listId), "scaling_list_pred_matrix_id_delta");
1763	}
1764	}
1765	else// DPCM Mode
1766	{
1767	xCodeScalingList(&scalingList, sizeId, listId);
1768	}
1769	}
1770	}
1771	return;
1772	}
1773	/** code DPCM
1774	* \param scalingList quantization matrix information
1775	* \param sizeId size index
1776	* \param listId list index
1777	*/
1778	Void TEncCavlc::xCodeScalingList(const TComScalingList* scalingList, UInt sizeId, UInt listId)
1779	{
1780	Int coefNum = min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId]);
1781	UInt* scan = g_scanOrder[SCAN_UNGROUPED][SCAN_DIAG][sizeId==0 ? 2 : 3][sizeId==0 ? 2 : 3];
1782	Int nextCoef = SCALING_LIST_START_VALUE;
1783	Int data;
1784	const Int *src = scalingList->getScalingListAddress(sizeId, listId);
1785	if( sizeId > SCALING_LIST_8x8 )
1786	{
1787	WRITE_SVLC( scalingList->getScalingListDC(sizeId,listId) - 8, "scaling_list_dc_coef_minus8");
1788	nextCoef = scalingList->getScalingListDC(sizeId,listId);
1789	}
1790	for(Int i=0;i<coefNum;i++)
1791	{
1792	data = src[scan[i]] - nextCoef;
1793	nextCoef = src[scan[i]];
1794	if(data > 127)
1795	{
1796	data = data - 256;
1797	}
1798	if(data < -128)
1799	{
1800	data = data + 256;
1801	}
1802
1803	WRITE_SVLC( data, "scaling_list_delta_coef");
1804	}
1805	}
1806	Bool TEncCavlc::findMatchingLTRP ( TComSlice* pcSlice, UInt *ltrpsIndex, Int ltrpPOC, Bool usedFlag )
1807	{
1808	// Bool state = true, state2 = false;
1809	Int lsb = ltrpPOC & ((1<<pcSlice->getSPS()->getBitsForPOC())-1);
1810	for (Int k = 0; k < pcSlice->getSPS()->getNumLongTermRefPicSPS(); k++)
1811	{
1812	if ( (lsb == pcSlice->getSPS()->getLtRefPicPocLsbSps(k)) && (usedFlag == pcSlice->getSPS()->getUsedByCurrPicLtSPSFlag(k)) )
1813	{
1814	*ltrpsIndex = k;
1815	return true;
1816	}
1817	}
1818	return false;
1819	}
1820
1821	Void TEncCavlc::codeExplicitRdpcmMode( TComTU &rTu, const ComponentID compID )
1822	{
1823	assert(0);
1824	}
1825
1826	#if SVC_EXTENSION
1827	Void TEncCavlc::codeSliceHeaderExtn( TComSlice* slice, Int shBitsWrittenTillNow )
1828	{
1829	Int tmpBitsBeforeWriting = getNumberOfWrittenBits();
1830	Int maxPocLsb = 1 << slice->getSPS()->getBitsForPOC();
1831	if(slice->getPPS()->getSliceHeaderExtensionPresentFlag())
1832	{
1833	// Derive the value of PocMsbValRequiredFlag
1834	slice->setPocMsbValRequiredFlag( (slice->getCraPicFlag() \|\| slice->getBlaPicFlag())
1835	&& (!slice->getVPS()->getVpsPocLsbAlignedFlag() \|\|
1836	(slice->getVPS()->getVpsPocLsbAlignedFlag() && slice->getVPS()->getNumDirectRefLayers(slice->getLayerId()) == 0))
1837	);
1838
1839	// Determine value of SH extension length.
1840	Int shExtnLengthInBit = 0;
1841	if( slice->getPPS()->getPocResetInfoPresentFlag() )
1842	{
1843	shExtnLengthInBit += 2;
1844	}
1845
1846	if( slice->getPocResetIdc() > 0 )
1847	{
1848	shExtnLengthInBit += 6;
1849	}
1850
1851	if( slice->getPocResetIdc() == 3 )
1852	{
1853	shExtnLengthInBit += (slice->getSPS()->getBitsForPOC() + 1);
1854	}
1855
1856	if( !slice->getPocMsbValRequiredFlag() && slice->getVPS()->getVpsPocLsbAlignedFlag() )
1857	{
1858	shExtnLengthInBit++;
1859	}
1860	else
1861	{
1862	if( slice->getPocMsbValRequiredFlag() )
1863	{
1864	slice->setPocMsbValPresentFlag( true );
1865	}
1866	else
1867	{
1868	slice->setPocMsbValPresentFlag( false );
1869	}
1870	}
1871
1872	if( slice->getPocMsbNeeded() )
1873	{
1874	slice->setPocMsbValPresentFlag(true);
1875	}
1876
1877	if( slice->getPocMsbValPresentFlag() )
1878	{
1879	UInt lengthVal = 1;
1880	UInt tempVal = (slice->getPocMsbVal() / maxPocLsb) + 1;
1881	assert ( tempVal );
1882	while( 1 != tempVal )
1883	{
1884	tempVal >>= 1;
1885	lengthVal += 2;
1886	}
1887	shExtnLengthInBit += lengthVal;
1888	}
1889
1890	Int shExtnAdditionalBits = 0;
1891
1892	if( shExtnLengthInBit % 8 != 0 )
1893	{
1894	shExtnAdditionalBits = 8 - (shExtnLengthInBit % 8);
1895	}
1896
1897	Int shExtnLength = (shExtnLengthInBit + shExtnAdditionalBits) / 8;
1898	WRITE_UVLC( shExtnLength, "slice_header_extension_length" );
1899
1900	if( slice->getPPS()->getPocResetInfoPresentFlag() )
1901	{
1902	WRITE_CODE( slice->getPocResetIdc(), 2, "poc_reset_idc");
1903	}
1904	if( slice->getPocResetIdc() > 0 )
1905	{
1906	WRITE_CODE( slice->getPocResetPeriodId(), 6, "poc_reset_period_id");
1907	}
1908	if( slice->getPocResetIdc() == 3 )
1909	{
1910	WRITE_FLAG( slice->getFullPocResetFlag() ? 1 : 0, "full_poc_reset_flag");
1911	WRITE_CODE( slice->getPocLsbVal(), slice->getSPS()->getBitsForPOC(), "poc_lsb_val");
1912	}
1913
1914	if( !slice->getPocMsbValRequiredFlag() && slice->getVPS()->getVpsPocLsbAlignedFlag() )
1915	{
1916	WRITE_FLAG( slice->getPocMsbValPresentFlag(), "poc_msb_cycle_val_present_flag" );
1917	}
1918
1919	if( slice->getPocMsbValPresentFlag() )
1920	{
1921	assert(slice->getPocMsbVal() % maxPocLsb == 0);
1922	WRITE_UVLC(slice->getPocMsbVal() / maxPocLsb, "poc_msb_cycle_val");
1923	}
1924
1925	for(Int i = 0; i < shExtnAdditionalBits; i++)
1926	{
1927	WRITE_FLAG( 1, "slice_segment_header_extension_data_bit");
1928	}
1929	}
1930
1931	shBitsWrittenTillNow += ( getNumberOfWrittenBits() - tmpBitsBeforeWriting );
1932
1933	// Slice header byte_alignment() included in xAttachSliceDataToNalUnit
1934	}
1935
1936	Void TEncCavlc::codeVPSExtension( const TComVPS *vps )
1937	{
1938	Int NumOutputLayersInOutputLayerSet[MAX_VPS_LAYER_SETS_PLUS1];
1939	Int OlsHighestOutputLayerId[MAX_VPS_LAYER_SETS_PLUS1];
1940
1941	if( vps->getMaxLayers() > 1 && vps->getBaseLayerInternalFlag() )
1942	{
1943	codePTL( vps->getPTL(1), false, vps->getMaxTLayers() - 1 );
1944	}
1945
1946	UInt i = 0, j = 0;
1947
1948	WRITE_FLAG( vps->getSplittingFlag(), "splitting_flag" );
1949
1950	for(i = 0; i < MAX_VPS_NUM_SCALABILITY_TYPES; i++)
1951	{
1952	WRITE_FLAG( vps->getScalabilityMask(i), "scalability_mask[i]" );
1953	}
1954
1955	for(j = 0; j < vps->getNumScalabilityTypes() - vps->getSplittingFlag(); j++)
1956	{
1957	WRITE_CODE( vps->getDimensionIdLen(j) - 1, 3, "dimension_id_len_minus1[j]" );
1958	}
1959
1960	// The value of dimBitOffset[ NumScalabilityTypes ] is set equal to 6.
1961	if(vps->getSplittingFlag())
1962	{
1963	UInt splDimSum=0;
1964	for(j = 0; j < vps->getNumScalabilityTypes(); j++)
1965	{
1966	splDimSum+=(vps->getDimensionIdLen(j));
1967	}
1968	assert(splDimSum<=6);
1969	}
1970
1971	WRITE_FLAG( vps->getNuhLayerIdPresentFlag(), "vps_nuh_layer_id_present_flag" );
1972	for(i = 1; i < vps->getMaxLayers(); i++)
1973	{
1974	if( vps->getNuhLayerIdPresentFlag() )
1975	{
1976	WRITE_CODE( vps->getLayerIdInNuh(i), 6, "layer_id_in_nuh[i]" );
1977	}
1978
1979	if( !vps->getSplittingFlag() )
1980	{
1981	for(j = 0; j < vps->getNumScalabilityTypes(); j++)
1982	{
1983	UInt bits = vps->getDimensionIdLen(j);
1984	WRITE_CODE( vps->getDimensionId(i, j), bits, "dimension_id[i][j]" );
1985	}
1986	}
1987	}
1988
1989	WRITE_CODE( vps->getViewIdLen( ), 4, "view_id_len" );
1990	assert ( vps->getNumViews() >= (1<<vps->getViewIdLen()) );
1991
1992	if ( vps->getViewIdLen() > 0 )
1993	{
1994	for( i = 0; i < vps->getNumViews(); i++ )
1995	{
1996	WRITE_CODE( vps->getViewIdVal( i ), vps->getViewIdLen( ), "view_id_val[i]" );
1997	}
1998	}
1999
2000	for( Int layerCtr = 1; layerCtr < vps->getMaxLayers(); layerCtr++)
2001	{
2002	for( Int refLayerCtr = 0; refLayerCtr < layerCtr; refLayerCtr++)
2003	{
2004	WRITE_FLAG(vps->getDirectDependencyFlag(layerCtr, refLayerCtr), "direct_dependency_flag[i][j]" );
2005	}
2006	}
2007
2008	if( vps->getNumIndependentLayers() > 1 )
2009	{
2010	WRITE_UVLC( vps->getNumAddLayerSets(), "num_add_layer_sets" );
2011
2012	for( i = 0; i < vps->getNumAddLayerSets(); i++ )
2013	{
2014	for( j = 1; j < vps->getNumIndependentLayers(); j++ )
2015	{
2016	Int len = 1;
2017	while( (1 << len) < (vps->getNumLayersInTreePartition(j) + 1) )
2018	{
2019	len++;
2020	}
2021	WRITE_CODE(vps->getHighestLayerIdxPlus1(i, j), len, "highest_layer_idx_plus1[i][j]");
2022	}
2023	}
2024	}
2025
2026	WRITE_FLAG( vps->getMaxTSLayersPresentFlag(), "vps_sub_layers_max_minus1_present_flag");
2027	if( vps->getMaxTSLayersPresentFlag() )
2028	{
2029	for( i = 0; i < vps->getMaxLayers(); i++ )
2030	{
2031	WRITE_CODE(vps->getMaxTSLayersMinus1(i), 3, "sub_layers_vps_max_minus1[i]" );
2032	}
2033	}
2034
2035	WRITE_FLAG( vps->getMaxTidRefPresentFlag(), "max_tid_ref_present_flag");
2036	if (vps->getMaxTidRefPresentFlag())
2037	{
2038	for( i = 0; i < vps->getMaxLayers() - 1; i++)
2039	{
2040	for( j = i+1; j <= vps->getMaxLayers() - 1; j++)
2041	{
2042	if(vps->getDirectDependencyFlag(j, i))
2043	{
2044	WRITE_CODE(vps->getMaxTidIlRefPicsPlus1(i,j), 3, "max_tid_il_ref_pics_plus1[i][j]" );
2045	}
2046	}
2047	}
2048	}
2049	WRITE_FLAG( vps->getIlpSshSignalingEnabledFlag(), "all_ref_layers_active_flag" );
2050
2051	// Profile-tier-level signalling
2052	WRITE_UVLC( vps->getNumProfileTierLevel() - 1, "vps_num_profile_tier_level_minus1");
2053
2054	Int const numBitsForPtlIdx = vps->calculateLenOfSyntaxElement( vps->getNumProfileTierLevel() );
2055
2056	//Do something here to make sure the loop is correct to consider base layer internal stuff
2057
2058	for( Int idx = vps->getBaseLayerInternalFlag() ? 2 : 1; idx < vps->getNumProfileTierLevel(); idx++ )
2059	{
2060	WRITE_FLAG( vps->getProfilePresentFlag(idx), "vps_profile_present_flag[i]" );
2061
2062	codePTL( vps->getPTL(idx), vps->getProfilePresentFlag(idx), vps->getMaxTLayers() - 1 );
2063	}
2064
2065	Int numOutputLayerSets = vps->getNumOutputLayerSets();
2066	Int numAddOutputLayerSets = numOutputLayerSets - (Int)vps->getNumLayerSets();
2067
2068	// The value of num_add_olss shall be in the range of 0 to 1023, inclusive.
2069	assert( numAddOutputLayerSets >= 0 && numAddOutputLayerSets < 1024 );
2070
2071	if( vps->getNumLayerSets() > 1 )
2072	{
2073	WRITE_UVLC( numAddOutputLayerSets, "num_add_olss" );
2074	WRITE_CODE( vps->getDefaultTargetOutputLayerIdc(), 2, "default_output_layer_idc" );
2075	}
2076
2077	for(i = 1; i < numOutputLayerSets; i++)
2078	{
2079	Int layerSetIdxForOutputLayerSet = vps->getOutputLayerSetIdx(i);
2080	if( vps->getNumLayerSets() > 2 && i >= vps->getNumLayerSets() )
2081	{
2082	Int numBits = 1;
2083	while ((1 << numBits) < (vps->getNumLayerSets() - 1))
2084	{
2085	numBits++;
2086	}
2087	WRITE_CODE( vps->getOutputLayerSetIdx(i) - 1, numBits, "layer_set_idx_for_ols_minus1");
2088	}
2089
2090	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
2091	{
2092	for( j = 0; j < vps->getNumLayersInIdList(layerSetIdxForOutputLayerSet); j++ )
2093	{
2094	WRITE_FLAG( vps->getOutputLayerFlag(i,j), "output_layer_flag[i][j]");
2095	}
2096	}
2097
2098	for( j = 0; j < vps->getNumLayersInIdList(layerSetIdxForOutputLayerSet); j++ )
2099	{
2100	if( vps->getNecessaryLayerFlag(i, j) && (vps->getNumProfileTierLevel() - 1) > 0 )
2101	{
2102	WRITE_CODE( vps->getProfileLevelTierIdx(i, j), numBitsForPtlIdx, "profile_level_tier_idx[i]" );
2103	}
2104	}
2105
2106	NumOutputLayersInOutputLayerSet[i] = 0;
2107
2108	for( j = 0; j < vps->getNumLayersInIdList(layerSetIdxForOutputLayerSet); j++ )
2109	{
2110	NumOutputLayersInOutputLayerSet[i] += vps->getOutputLayerFlag(i, j);
2111	if( vps->getOutputLayerFlag(i, j) )
2112	{
2113	OlsHighestOutputLayerId[i] = vps->getLayerSetLayerIdList(layerSetIdxForOutputLayerSet, j);
2114	}
2115	}
2116	if( NumOutputLayersInOutputLayerSet[i] == 1 && vps->getNumDirectRefLayers(OlsHighestOutputLayerId[i]) > 0 )
2117	{
2118	WRITE_FLAG(vps->getAltOuputLayerFlag(i), "alt_output_layer_flag[i]");
2119	}
2120
2121	assert( NumOutputLayersInOutputLayerSet[i] > 0 );
2122	}
2123
2124	// The value of vps_num_rep_formats_minus1 shall be in the range of 0 to 255, inclusive.
2125	assert( vps->getVpsNumRepFormats() > 0 && vps->getVpsNumRepFormats() <= 256 );
2126
2127	WRITE_UVLC( vps->getVpsNumRepFormats() - 1, "vps_num_rep_formats_minus1" );
2128
2129	for(i = 0; i < vps->getVpsNumRepFormats(); i++)
2130	{
2131	// Write rep_format_structures
2132	codeRepFormat( vps->getVpsRepFormat(i) );
2133	}
2134
2135	if( vps->getVpsNumRepFormats() > 1 )
2136	{
2137	WRITE_FLAG( vps->getRepFormatIdxPresentFlag(), "rep_format_idx_present_flag");
2138	}
2139	else
2140	{
2141	// When not present, the value of rep_format_idx_present_flag is inferred to be equal to 0
2142	assert( !vps->getRepFormatIdxPresentFlag() );
2143	}
2144
2145	if( vps->getRepFormatIdxPresentFlag() )
2146	{
2147	for( i = vps->getBaseLayerInternalFlag() ? 1 : 0; i < vps->getMaxLayers(); i++ )
2148	{
2149	Int numBits = 1;
2150	while ((1 << numBits) < (vps->getVpsNumRepFormats()))
2151	{
2152	numBits++;
2153	}
2154	WRITE_CODE( vps->getVpsRepFormatIdx(i), numBits, "vps_rep_format_idx[i]" );
2155	}
2156	}
2157
2158	WRITE_FLAG(vps->getMaxOneActiveRefLayerFlag(), "max_one_active_ref_layer_flag");
2159
2160	WRITE_FLAG(vps->getVpsPocLsbAlignedFlag(), "vps_poc_lsb_aligned_flag");
2161
2162	for( i = 1; i< vps->getMaxLayers(); i++ )
2163	{
2164	if( vps->getNumDirectRefLayers( vps->getLayerIdInNuh(i) ) == 0 )
2165	{
2166	WRITE_FLAG(vps->getPocLsbNotPresentFlag(i), "poc_lsb_not_present_flag[i]");
2167	}
2168	}
2169
2170	codeVpsDpbSizeTable(vps);
2171
2172	WRITE_UVLC( vps->getDirectDepTypeLen()-2, "direct_dep_type_len_minus2");
2173
2174	WRITE_FLAG(vps->getDefaultDirectDependencyTypeFlag(), "default_direct_dependency_flag");
2175
2176	if( vps->getDefaultDirectDependencyTypeFlag() )
2177	{
2178	WRITE_CODE( vps->getDefaultDirectDependencyType(), vps->getDirectDepTypeLen(), "default_direct_dependency_type" );
2179	}
2180	else
2181	{
2182	for( i = vps->getBaseLayerInternalFlag() ? 1 : 2; i < vps->getMaxLayers(); i++ )
2183	{
2184	for( j = vps->getBaseLayerInternalFlag() ? 0 : 1; j < i; j++ )
2185	{
2186	if (vps->getDirectDependencyFlag(i, j))
2187	{
2188	WRITE_CODE( vps->getDirectDependencyType(i, j), vps->getDirectDepTypeLen(), "direct_dependency_type[i][j]" );
2189	}
2190	}
2191	}
2192	}
2193
2194	// The value of vps_non_vui_extension_length shall be in the range of 0 to 4096, inclusive.
2195	assert( vps->getVpsNonVuiExtLength() >= 0 && vps->getVpsNonVuiExtLength() <= 4096 );
2196
2197	WRITE_UVLC( vps->getVpsNonVuiExtLength(), "vps_non_vui_extension_length" );
2198
2199	for( i = 1; i <= vps->getVpsNonVuiExtLength(); i++ )
2200	{
2201	WRITE_CODE(1, 8, "vps_non_vui_extension_data_byte");
2202	}
2203
2204	WRITE_FLAG( vps->getVpsVuiPresentFlag() ? 1 : 0, "vps_vui_present_flag" );
2205
2206	if(vps->getVpsVuiPresentFlag()) // Should be conditioned on the value of vps_vui_present_flag
2207	{
2208	while ( m_pcBitIf->getNumberOfWrittenBits() % 8 != 0 )
2209	{
2210	WRITE_FLAG(1, "vps_vui_alignment_bit_equal_to_one");
2211	}
2212
2213	codeVPSVUI(vps);
2214	}
2215	}
2216
2217	Void TEncCavlc::codeRepFormat( const RepFormat *repFormat )
2218	{
2219	WRITE_CODE( repFormat->getPicWidthVpsInLumaSamples (), 16, "pic_width_vps_in_luma_samples" );
2220	WRITE_CODE( repFormat->getPicHeightVpsInLumaSamples(), 16, "pic_height_vps_in_luma_samples" );
2221	WRITE_FLAG( repFormat->getChromaAndBitDepthVpsPresentFlag(), "chroma_and_bit_depth_vps_present_flag" );
2222
2223	if( repFormat->getChromaAndBitDepthVpsPresentFlag() )
2224	{
2225	WRITE_CODE( repFormat->getChromaFormatVpsIdc(), 2, "chroma_format_vps_idc" );
2226
2227	if( repFormat->getChromaFormatVpsIdc() == 3 )
2228	{
2229	WRITE_FLAG( repFormat->getSeparateColourPlaneVpsFlag(), "separate_colour_plane_vps_flag" );
2230	}
2231
2232	assert( repFormat->getBitDepthVpsLuma() >= 8 );
2233	assert( repFormat->getBitDepthVpsChroma() >= 8 );
2234	WRITE_CODE( repFormat->getBitDepthVpsLuma() - 8, 4, "bit_depth_vps_luma_minus8" );
2235	WRITE_CODE( repFormat->getBitDepthVpsChroma() - 8, 4, "bit_depth_vps_chroma_minus8" );
2236	}
2237
2238	Window conf = repFormat->getConformanceWindowVps();
2239
2240	WRITE_FLAG( conf.getWindowEnabledFlag(), "conformance_window_vps_flag" );
2241	if (conf.getWindowEnabledFlag())
2242	{
2243	WRITE_UVLC( conf.getWindowLeftOffset(), "conf_win_vps_left_offset" );
2244	WRITE_UVLC( conf.getWindowRightOffset(), "conf_win_vps_right_offset" );
2245	WRITE_UVLC( conf.getWindowTopOffset(), "conf_win_vps_top_offset" );
2246	WRITE_UVLC( conf.getWindowBottomOffset(), "conf_win_vps_bottom_offset" );
2247	}
2248	}
2249
2250	Void TEncCavlc::codeVpsDpbSizeTable( const TComVPS *vps )
2251	{
2252	for( Int i = 1; i < vps->getNumOutputLayerSets(); i++ )
2253	{
2254	Int layerSetIdxForOutputLayerSet = vps->getOutputLayerSetIdx( i );
2255
2256	WRITE_FLAG( vps->getSubLayerFlagInfoPresentFlag( i ), "sub_layer_flag_info_present_flag[i]");
2257
2258	for(Int j = 0; j <= vps->getMaxSLayersInLayerSetMinus1( layerSetIdxForOutputLayerSet ); j++)
2259	{
2260	if( j > 0 && vps->getSubLayerFlagInfoPresentFlag(i) )
2261	{
2262	WRITE_FLAG( vps->getSubLayerDpbInfoPresentFlag( i, j), "sub_layer_dpb_info_present_flag[i]");
2263	}
2264
2265	if( vps->getSubLayerDpbInfoPresentFlag(i, j) )
2266	{
2267	for(Int k = 0; k < vps->getNumLayersInIdList( layerSetIdxForOutputLayerSet ); k++)
2268	{
2269	if( vps->getNecessaryLayerFlag(i, k) && (vps->getBaseLayerInternalFlag() \|\| (vps->getLayerSetLayerIdList(layerSetIdxForOutputLayerSet, k) != 0)) )
2270	{
2271	WRITE_UVLC( vps->getMaxVpsDecPicBufferingMinus1( i, k, j ), "max_vps_dec_pic_buffering_minus1[i][k][j]" );
2272	}
2273	}
2274
2275	WRITE_UVLC( vps->getMaxVpsNumReorderPics( i, j), "max_vps_num_reorder_pics[i][j]" );
2276
2277	WRITE_UVLC( vps->getMaxVpsLatencyIncreasePlus1( i, j), "max_vps_latency_increase_plus1[i][j]" );
2278	}
2279	}
2280	}
2281	}
2282
2283	Void TEncCavlc::codeVPSVUI( const TComVPS *vps )
2284	{
2285	Int i,j;
2286	WRITE_FLAG(vps->getCrossLayerPictureTypeAlignFlag(), "cross_layer_pic_type_aligned_flag");
2287
2288	if( !vps->getCrossLayerPictureTypeAlignFlag() )
2289	{
2290	WRITE_FLAG(vps->getCrossLayerIrapAlignFlag(), "cross_layer_irap_aligned_flag");
2291	}
2292	else
2293	{
2294	// When not present, the value of cross_layer_irap_aligned_flag is inferred to be equal to vps_vui_present_flag,
2295	assert( vps->getCrossLayerIrapAlignFlag() == true );
2296	}
2297
2298	if( vps->getCrossLayerIrapAlignFlag() )
2299	{
2300	WRITE_FLAG(vps->getCrossLayerAlignedIdrOnlyFlag(), "all_layers_idr_aligned_flag");
2301	}
2302
2303	WRITE_FLAG( vps->getBitRatePresentVpsFlag(), "bit_rate_present_vps_flag" );
2304	WRITE_FLAG( vps->getPicRatePresentVpsFlag(), "pic_rate_present_vps_flag" );
2305
2306	if( vps->getBitRatePresentVpsFlag() \|\| vps->getPicRatePresentVpsFlag() )
2307	{
2308	for( i = vps->getBaseLayerInternalFlag() ? 0 : 1; i < vps->getNumLayerSets(); i++ )
2309	{
2310	for( j = 0; j <= vps->getMaxSLayersInLayerSetMinus1(i); j++ )
2311	{
2312	if( vps->getBitRatePresentVpsFlag() )
2313	{
2314	WRITE_FLAG( vps->getBitRatePresentFlag( i, j), "bit_rate_present_flag[i][j]" );
2315	}
2316
2317	if( vps->getPicRatePresentVpsFlag() )
2318	{
2319	WRITE_FLAG( vps->getPicRatePresentFlag( i, j), "pic_rate_present_flag[i][j]" );
2320	}
2321
2322	if( vps->getBitRatePresentFlag(i, j) )
2323	{
2324	WRITE_CODE( vps->getAvgBitRate( i, j ), 16, "avg_bit_rate[i][j]" );
2325	WRITE_CODE( vps->getAvgBitRate( i, j ), 16, "max_bit_rate[i][j]" );
2326	}
2327
2328	if( vps->getPicRatePresentFlag(i, j) )
2329	{
2330	WRITE_CODE( vps->getConstPicRateIdc( i, j), 2 , "constant_pic_rate_idc[i][j]" );
2331	WRITE_CODE( vps->getConstPicRateIdc( i, j), 16, "avg_pic_rate[i][j]" );
2332	}
2333	}
2334	}
2335	}
2336
2337	WRITE_FLAG( vps->getVideoSigPresentVpsFlag(), "video_signal_info_idx_present_flag" );
2338	if (vps->getVideoSigPresentVpsFlag())
2339	{
2340	WRITE_CODE(vps->getNumVideoSignalInfo()-1, 4, "vps_num_video_signal_info_minus1" );
2341	}
2342
2343	for(i = 0; i < vps->getNumVideoSignalInfo(); i++)
2344	{
2345	WRITE_CODE(vps->getVideoVPSFormat(i), 3, "video_vps_format" );
2346	WRITE_FLAG(vps->getVideoFullRangeVpsFlag(i), "video_full_range_vps_flag" );
2347	WRITE_CODE(vps->getColorPrimaries(i), 8, "color_primaries_vps" );
2348	WRITE_CODE(vps->getTransCharacter(i), 8, "transfer_characteristics_vps" );
2349	WRITE_CODE(vps->getMaxtrixCoeff(i), 8, "matrix_coeffs_vps" );
2350	}
2351
2352	if( vps->getVideoSigPresentVpsFlag() && vps->getNumVideoSignalInfo() > 1 )
2353	{
2354	for( i = vps->getBaseLayerInternalFlag() ? 0 : 1; i < vps->getMaxLayers(); i++ )
2355	{
2356	WRITE_CODE( vps->getVideoSignalInfoIdx(i), 4, "vps_video_signal_info_idx" );
2357	}
2358	}
2359
2360	WRITE_FLAG( vps->getTilesNotInUseFlag() ? 1 : 0 , "tiles_not_in_use_flag" );
2361
2362	if( !vps->getTilesNotInUseFlag() )
2363	{
2364	for( i = vps->getBaseLayerInternalFlag() ? 0 : 1; i < vps->getMaxLayers(); i++ )
2365	{
2366	WRITE_FLAG( vps->getTilesInUseFlag(i) ? 1 : 0 , "tiles_in_use_flag[ i ]" );
2367
2368	if( vps->getTilesInUseFlag(i) )
2369	{
2370	WRITE_FLAG( vps->getLoopFilterNotAcrossTilesFlag(i) ? 1 : 0 , "loop_filter_not_across_tiles_flag[ i ]" );
2371	}
2372	}
2373
2374	for( i = vps->getBaseLayerInternalFlag() ? 1 : 2; i < vps->getMaxLayers(); i++ )
2375	{
2376	for(j = 0; j < vps->getNumDirectRefLayers(vps->getLayerIdInNuh(i)); j++)
2377	{
2378	UInt layerIdx = vps->getLayerIdxInVps(vps->getRefLayerId(vps->getLayerIdInNuh(i), j));
2379
2380	if( vps->getTilesInUseFlag(i) && vps->getTilesInUseFlag(layerIdx) )
2381	{
2382	WRITE_FLAG( vps->getTileBoundariesAlignedFlag(i,j) ? 1 : 0 , "tile_boundaries_aligned_flag[i][j]" );
2383	}
2384	}
2385	}
2386	}
2387
2388	WRITE_FLAG( vps->getWppNotInUseFlag() ? 1 : 0 , "wpp_not_in_use_flag" );
2389
2390	if( !vps->getWppNotInUseFlag() )
2391	{
2392	for( i = vps->getBaseLayerInternalFlag() ? 0 : 1; i < vps->getMaxLayers(); i++ )
2393	{
2394	WRITE_FLAG( vps->getWppInUseFlag(i) ? 1 : 0 , "wpp_in_use_flag[ i ]" );
2395	}
2396	}
2397
2398	WRITE_FLAG(vps->getSingleLayerForNonIrapFlag(), "single_layer_for_non_irap_flag" );
2399
2400	// When single_layer_for_non_irap_flag is equal to 0, higher_layer_irap_skip_flag shall be equal to 0
2401	if( !vps->getSingleLayerForNonIrapFlag() )
2402	{
2403	assert( !vps->getHigherLayerIrapSkipFlag() );
2404	}
2405
2406	WRITE_FLAG(vps->getHigherLayerIrapSkipFlag(), "higher_layer_irap_skip_flag" );
2407
2408	WRITE_FLAG( vps->getIlpRestrictedRefLayersFlag() ? 1 : 0 , "ilp_restricted_ref_layers_flag" );
2409	if( vps->getIlpRestrictedRefLayersFlag())
2410	{
2411	for(i = 1; i < vps->getMaxLayers(); i++)
2412	{
2413	for(j = 0; j < vps->getNumDirectRefLayers(vps->getLayerIdInNuh(i)); j++)
2414	{
2415	if (vps->getBaseLayerInternalFlag() \|\| vps->getRefLayerId(vps->getLayerIdInNuh(i), j))
2416	{
2417	WRITE_UVLC(vps->getMinSpatialSegmentOffsetPlus1( i, j), "min_spatial_segment_offset_plus1[i][j]");
2418
2419	if( vps->getMinSpatialSegmentOffsetPlus1(i,j ) > 0 )
2420	{
2421	WRITE_FLAG( vps->getCtuBasedOffsetEnabledFlag( i, j) ? 1 : 0 , "ctu_based_offset_enabled_flag[i][j]" );
2422
2423	if(vps->getCtuBasedOffsetEnabledFlag(i,j))
2424	{
2425	WRITE_UVLC(vps->getMinHorizontalCtuOffsetPlus1( i, j), "min_horizontal_ctu_offset_plus1[i][j]");
2426	}
2427	}
2428	}
2429	}
2430	}
2431	}
2432
2433	#if O0164_MULTI_LAYER_HRD
2434	WRITE_FLAG(vps->getVpsVuiBspHrdPresentFlag(), "vps_vui_bsp_hrd_present_flag" );
2435
2436	if( vps->getVpsVuiBspHrdPresentFlag() )
2437	{
2438	codeVpsVuiBspHrdParams(vps);
2439	}
2440	#endif
2441
2442	for( i = 1; i < vps->getMaxLayers(); i++ )
2443	{
2444	if( vps->getNumRefLayers(vps->getLayerIdInNuh(i)) == 0 )
2445	{
2446	WRITE_FLAG(vps->getBaseLayerPSCompatibilityFlag(i), "base_layer_parameter_set_compatibility_flag" );
2447	}
2448	}
2449	}
2450
2451	Void TEncCavlc::codeSPSExtension( const TComSPS* pcSPS )
2452	{
2453	// more syntax elements to be written here
2454
2455	// Vertical MV component restriction is not used in SHVC CTC
2456	WRITE_FLAG( 0, "inter_view_mv_vert_constraint_flag" );
2457	}
2458
2459	Void TEncCavlc::codeVpsVuiBspHrdParams( const TComVPS* vps )
2460	{
2461	WRITE_UVLC( vps->getVpsNumAddHrdParams(), "vps_num_add_hrd_params" );
2462
2463	for( Int i = vps->getNumHrdParameters(), j = 0; i < vps->getNumHrdParameters() + vps->getVpsNumAddHrdParams(); i++, j++ ) // j = i - vps->getNumHrdParameters()
2464	{
2465	if( i > 0 )
2466	{
2467	WRITE_FLAG( vps->getCprmsAddPresentFlag(j), "cprms_add_present_flag[i]" );
2468	}
2469
2470	WRITE_UVLC( vps->getNumSubLayerHrdMinus1(j), "num_sub_layer_hrd_minus1[i]" );
2471
2472	codeHrdParameters(vps->getBspHrd(j), i == 0 ? true : vps->getCprmsAddPresentFlag(j), vps->getNumSubLayerHrdMinus1(j));
2473	}
2474
2475	if( vps->getNumHrdParameters() + vps->getVpsNumAddHrdParams() > 0 )
2476	{
2477	for( Int h = 1; h < vps->getNumOutputLayerSets(); h++ )
2478	{
2479	Int lsIdx = vps->getOutputLayerSetIdx( h );
2480
2481	WRITE_UVLC( vps->getNumSignalledPartitioningSchemes(h), "num_signalled_partitioning_schemes[h]");
2482
2483	for( Int j = 1; j < vps->getNumSignalledPartitioningSchemes(h) + 1; j++ )
2484	{
2485	WRITE_UVLC( vps->getNumPartitionsInSchemeMinus1(h, j), "num_partitions_in_scheme_minus1[h][j]" );
2486
2487	for( Int k = 0; k <= vps->getNumPartitionsInSchemeMinus1(h, j); k++ )
2488	{
2489	for( Int r = 0; r < vps->getNumLayersInIdList( lsIdx ); r++ )
2490	{
2491	WRITE_FLAG( vps->getLayerIncludedInPartitionFlag(h, j, k, r), "layer_included_in_partition_flag[h][j][k][r]" );
2492	}
2493	}
2494	}
2495
2496	for( Int i = 0; i < vps->getNumSignalledPartitioningSchemes(h) + 1; i++ )
2497	{
2498	for( Int t = 0; t <= vps->getMaxSLayersInLayerSetMinus1(lsIdx); t++ )
2499	{
2500	WRITE_UVLC(vps->getNumBspSchedulesMinus1(h, i, t), "num_bsp_schedules_minus1[h][i][t]");
2501
2502	for( Int j = 0; j <= vps->getNumBspSchedulesMinus1(h, i, t); j++ )
2503	{
2504	for( Int k = 0; k <= vps->getNumPartitionsInSchemeMinus1(h, i); k++ )
2505	{
2506	if( vps->getNumHrdParameters() + vps->getVpsNumAddHrdParams() > 1 )
2507	{
2508	Int numBits = 1;
2509	while ((1 << numBits) < (vps->getNumHrdParameters() + vps->getVpsNumAddHrdParams()))
2510	{
2511	numBits++;
2512	}
2513
2514	WRITE_CODE(vps->getBspHrdIdx(h, i, t, j, k), numBits, "bsp_hrd_idx[h][i][t][j][k]");
2515	}
2516
2517	WRITE_UVLC( vps->getBspSchedIdx(h, i, t, j, k), "bsp_sched_idx[h][i][t][j][k]");
2518	}
2519	}
2520	}
2521	}
2522	}
2523	}
2524	}
2525
2526
2527	#if CGS_3D_ASYMLUT
2528	Void TEncCavlc::xCode3DAsymLUT( TCom3DAsymLUT * pc3DAsymLUT )
2529	{
2530	UInt uiNumRefLayers = ( UInt )pc3DAsymLUT->getRefLayerNum();
2531	WRITE_UVLC( uiNumRefLayers - 1 , "num_cm_ref_layers_minus1" );
2532	for( UInt i = 0 ; i < uiNumRefLayers ; i++ )
2533	{
2534	WRITE_CODE( pc3DAsymLUT->getRefLayerId( i ) , 6 , "cm_ref_layer_id" );
2535	}
2536
2537	assert( pc3DAsymLUT->getCurOctantDepth() < 4 );
2538	WRITE_CODE( pc3DAsymLUT->getCurOctantDepth() , 2 , "cm_octant_depth" );
2539	assert( pc3DAsymLUT->getCurYPartNumLog2() < 4 );
2540	WRITE_CODE( pc3DAsymLUT->getCurYPartNumLog2() , 2 , "cm_y_part_num_log2" );
2541	assert( pc3DAsymLUT->getInputBitDepthY() < 16 );
2542
2543	WRITE_UVLC( pc3DAsymLUT->getInputBitDepthY() - 8 , "cm_input_luma_bit_depth_minus8" );
2544	WRITE_UVLC( pc3DAsymLUT->getInputBitDepthC() - 8 , "cm_input_chroma_bit_depth_minus8" );
2545	WRITE_UVLC( pc3DAsymLUT->getOutputBitDepthY() - 8 , "cm_output_luma_bit_depth_minus8" );
2546	WRITE_UVLC( pc3DAsymLUT->getOutputBitDepthC() - 8 , "cm_output_chroma_bit_depth_minus8" );
2547
2548	assert( pc3DAsymLUT->getResQuantBit() < 4 );
2549	WRITE_CODE( pc3DAsymLUT->getResQuantBit() , 2 , "cm_res_quant_bit" );
2550
2551	xFindDeltaBits( pc3DAsymLUT );
2552	assert(pc3DAsymLUT->getDeltaBits() >=1 && pc3DAsymLUT->getDeltaBits() <= 4);
2553	WRITE_CODE( pc3DAsymLUT->getDeltaBits()-1 , 2 , "cm_delta_bit" );
2554
2555	if( pc3DAsymLUT->getCurOctantDepth() == 1 )
2556	{
2557	WRITE_SVLC( pc3DAsymLUT->getAdaptChromaThresholdU() - ( 1 << ( pc3DAsymLUT->getInputBitDepthC() - 1 ) ) , "cm_adapt_threshold_u_delta" );
2558	WRITE_SVLC( pc3DAsymLUT->getAdaptChromaThresholdV() - ( 1 << ( pc3DAsymLUT->getInputBitDepthC() - 1 ) ) , "cm_adapt_threshold_v_delta" );
2559	}
2560
2561	#if R0164_CGS_LUT_BUGFIX_CHECK
2562	pc3DAsymLUT->xInitCuboids();
2563	#endif
2564	xCode3DAsymLUTOctant( pc3DAsymLUT , 0 , 0 , 0 , 0 , 1 << pc3DAsymLUT->getCurOctantDepth() );
2565	#if R0164_CGS_LUT_BUGFIX_CHECK
2566	xCuboidsFilledCheck( false );
2567	pc3DAsymLUT->display( false );
2568	#endif
2569	}
2570
2571	Void TEncCavlc::xCode3DAsymLUTOctant( TCom3DAsymLUT * pc3DAsymLUT , Int nDepth , Int yIdx , Int uIdx , Int vIdx , Int nLength )
2572	{
2573	UInt uiOctantSplit = nDepth < pc3DAsymLUT->getCurOctantDepth();
2574	if( nDepth < pc3DAsymLUT->getCurOctantDepth() )
2575	WRITE_FLAG( uiOctantSplit , "split_octant_flag" );
2576	Int nYPartNum = 1 << pc3DAsymLUT->getCurYPartNumLog2();
2577	if( uiOctantSplit )
2578	{
2579	Int nHalfLength = nLength >> 1;
2580	for( Int l = 0 ; l < 2 ; l++ )
2581	{
2582	for( Int m = 0 ; m < 2 ; m++ )
2583	{
2584	for( Int n = 0 ; n < 2 ; n++ )
2585	{
2586	xCode3DAsymLUTOctant( pc3DAsymLUT , nDepth + 1 , yIdx + l * nHalfLength * nYPartNum , uIdx + m * nHalfLength , vIdx + n * nHalfLength , nHalfLength );
2587	}
2588	}
2589	}
2590	}
2591	else
2592	{
2593	Int nFLCbits = pc3DAsymLUT->getMappingShift()-pc3DAsymLUT->getResQuantBit()-pc3DAsymLUT->getDeltaBits() ;
2594	nFLCbits = nFLCbits >= 0 ? nFLCbits : 0;
2595
2596	for( Int l = 0 ; l < nYPartNum ; l++ )
2597	{
2598	Int shift = pc3DAsymLUT->getCurOctantDepth() - nDepth ;
2599
2600	for( Int nVertexIdx = 0 ; nVertexIdx < 4 ; nVertexIdx++ )
2601	{
2602	SYUVP sRes = pc3DAsymLUT->getCuboidVertexResTree( yIdx + (l<<shift) , uIdx , vIdx , nVertexIdx );
2603
2604	UInt uiCodeVertex = sRes.Y != 0 \|\| sRes.U != 0 \|\| sRes.V != 0;
2605	WRITE_FLAG( uiCodeVertex , "coded_vertex_flag" );
2606	if( uiCodeVertex )
2607	{
2608	xWriteParam( sRes.Y, nFLCbits );
2609	xWriteParam( sRes.U, nFLCbits );
2610	xWriteParam( sRes.V, nFLCbits );
2611	}
2612	}
2613	#if R0164_CGS_LUT_BUGFIX_CHECK
2614	pc3DAsymLUT->xSetExplicit( yIdx + (l<<shift) , uIdx , vIdx );
2615	#endif
2616	}
2617	}
2618	}
2619
2620	Void TEncCavlc::xWriteParam( Int param, UInt rParam)
2621	{
2622	Int codeNumber = abs(param);
2623	WRITE_UVLC(codeNumber / (1 << rParam), "quotient");
2624	WRITE_CODE((codeNumber % (1 << rParam)), rParam, "remainder");
2625	if (abs(param))
2626	WRITE_FLAG( param <0, "sign");
2627	}
2628
2629	Void TEncCavlc::xFindDeltaBits( TCom3DAsymLUT * pc3DAsymLUT )
2630	{
2631	Int nDeltaBits;
2632	Int nBestDeltaBits = -1;
2633	Int nBestBits = MAX_INT;
2634	for( nDeltaBits = 1; nDeltaBits < 5; nDeltaBits++)
2635	{
2636	Int nCurBits = 0;
2637	xTally3DAsymLUTOctantBits( pc3DAsymLUT , 0 , 0 , 0 , 0 , 1 << pc3DAsymLUT->getCurOctantDepth(), nDeltaBits, nCurBits );
2638	//printf("%d, %d, %d\n", nDeltaBits, nCurBits, nBestBits);
2639	if(nCurBits < nBestBits)
2640	{
2641	nBestDeltaBits = nDeltaBits;
2642	nBestBits = nCurBits;
2643	}
2644	}
2645
2646	assert(nBestDeltaBits >=1 && nBestDeltaBits < 5);
2647	pc3DAsymLUT->setDeltaBits(nBestDeltaBits);
2648	}
2649
2650	Void TEncCavlc::xTally3DAsymLUTOctantBits( TCom3DAsymLUT * pc3DAsymLUT , Int nDepth , Int yIdx , Int uIdx , Int vIdx , Int nLength, Int nDeltaBits, Int& nCurBits )
2651	{
2652	UInt uiOctantSplit = nDepth < pc3DAsymLUT->getCurOctantDepth();
2653	if( nDepth < pc3DAsymLUT->getCurOctantDepth() )
2654	nCurBits ++;
2655	Int nYPartNum = 1 << pc3DAsymLUT->getCurYPartNumLog2();
2656	if( uiOctantSplit )
2657	{
2658	Int nHalfLength = nLength >> 1;
2659	for( Int l = 0 ; l < 2 ; l++ )
2660	{
2661	for( Int m = 0 ; m < 2 ; m++ )
2662	{
2663	for( Int n = 0 ; n < 2 ; n++ )
2664	{
2665	xTally3DAsymLUTOctantBits( pc3DAsymLUT , nDepth + 1 , yIdx + l * nHalfLength * nYPartNum , uIdx + m * nHalfLength , vIdx + n * nHalfLength , nHalfLength, nDeltaBits, nCurBits );
2666	}
2667	}
2668	}
2669	}
2670	else
2671	{
2672	Int nFLCbits = pc3DAsymLUT->getMappingShift()-pc3DAsymLUT->getResQuantBit()-nDeltaBits ;
2673	nFLCbits = nFLCbits >= 0 ? nFLCbits:0;
2674	//printf("nFLCbits = %d\n", nFLCbits);
2675
2676	for( Int l = 0 ; l < nYPartNum ; l++ )
2677	{
2678	for( Int nVertexIdx = 0 ; nVertexIdx < 4 ; nVertexIdx++ )
2679	{
2680	SYUVP sRes = pc3DAsymLUT->getCuboidVertexResTree( yIdx + l , uIdx , vIdx , nVertexIdx );
2681
2682	UInt uiCodeVertex = sRes.Y != 0 \|\| sRes.U != 0 \|\| sRes.V != 0;
2683	nCurBits++;
2684	if( uiCodeVertex )
2685	{
2686	xCheckParamBits( sRes.Y, nFLCbits, nCurBits );
2687	xCheckParamBits( sRes.U, nFLCbits, nCurBits );
2688	xCheckParamBits( sRes.V, nFLCbits, nCurBits );
2689	}
2690	}
2691	}
2692	}
2693	}
2694
2695	Void TEncCavlc::xCheckParamBits( Int param, Int rParam, Int &nBits)
2696	{
2697	Int codeNumber = abs(param);
2698	Int codeQuotient = codeNumber >> rParam;
2699	Int qLen;
2700
2701	UInt uiLength = 1;
2702	UInt uiTemp = ++codeQuotient;
2703
2704	while( 1 != uiTemp )
2705	{
2706	uiTemp >>= 1;
2707	uiLength += 2;
2708	}
2709
2710	qLen = (uiLength >> 1);
2711	qLen += ((uiLength+1) >> 1);
2712
2713	nBits += qLen;
2714	nBits += rParam;
2715	if (abs(param))
2716	nBits++;
2717	}
2718	#endif //CGS_3D_ASYMLUT
2719
2720	#endif //SVC_EXTENSION
2721	//! \}

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