Context navigation

TDecSbac.cpp @ 193

Visit:

Last change on this file since 193 was 193, checked in by mitsubishi-htm, 12 years ago

A second release, as planned

Migrate to HTM 4.1
Move VSP related switches to cfg file instead of #define in the source code
A few bug fixes
For VC project files, only VC9 file is updated

TODO

Migrate to HTM 5.0, to be used as anchor for CE1 toward Geneva meeting

Property svn:eol-style set to native

File size: 76.5 KB

Line
1	/* The copyright in this software is being made available under the BSD
2	* License, included below. This software may be subject to other third party
3	* and contributor rights, including patent rights, and no such rights are
4	* granted under this license.
5	*
6	* Copyright (c) 2010-2012, 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 TDecSbac.cpp
35	\brief Context-adaptive entropy decoder class
36	*/
37
38	#include "TDecSbac.h"
39
40	//! \ingroup TLibDecoder
41	//! \{
42
43	//////////////////////////////////////////////////////////////////////
44	// Construction/Destruction
45	//////////////////////////////////////////////////////////////////////
46
47	TDecSbac::TDecSbac()
48	// new structure here
49	: m_pcBitstream ( 0 )
50	, m_pcTDecBinIf ( NULL )
51	, m_numContextModels ( 0 )
52	, m_cCUSplitFlagSCModel ( 1, 1, NUM_SPLIT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels )
53	, m_cCUSkipFlagSCModel ( 1, 1, NUM_SKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
54	, m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
55	, m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
56	#if HHI_INTER_VIEW_RESIDUAL_PRED
57	, m_cResPredFlagSCModel ( 1, 1, NUM_RES_PRED_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
58	#endif
59	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
60	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
61	, m_cCUAlfCtrlFlagSCModel ( 1, 1, NUM_ALF_CTRL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
62	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
63	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
64	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
65	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
66	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
67	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
68	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
69	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
70	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
71	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
72	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
73	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
74	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
75	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
76	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
77	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
78	, m_cALFFlagSCModel ( 1, 1, NUM_ALF_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
79	, m_cALFUvlcSCModel ( 1, 1, NUM_ALF_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
80	, m_cALFSvlcSCModel ( 1, 1, NUM_ALF_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
81	#if AMP_CTX
82	, m_cCUAMPSCModel ( 1, 1, NUM_CU_AMP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
83	#else
84	, m_cCUXPosiSCModel ( 1, 1, NUM_CU_X_POS_CTX , m_contextModels + m_numContextModels, m_numContextModels)
85	, m_cCUYPosiSCModel ( 1, 1, NUM_CU_Y_POS_CTX , m_contextModels + m_numContextModels, m_numContextModels)
86	#endif
87	, m_cSaoFlagSCModel ( 1, 1, NUM_SAO_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cSaoUvlcSCModel ( 1, 1, NUM_SAO_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	, m_cSaoSvlcSCModel ( 1, 1, NUM_SAO_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
90	#if SAO_UNIT_INTERLEAVING
91	, m_cSaoMergeLeftSCModel ( 1, 1, NUM_SAO_MERGE_LEFT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
92	, m_cSaoMergeUpSCModel ( 1, 1, NUM_SAO_MERGE_UP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
94	#endif
95	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
96	, m_cDmmFlagSCModel ( 1, 1, NUM_DMM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
97	, m_cDmmModeSCModel ( 1, 1, NUM_DMM_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
98	, m_cDmmDataSCModel ( 1, 1, NUM_DMM_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
99	#endif
100	#if LGE_EDGE_INTRA
101	, m_cEdgeIntraSCModel ( 1, 1, NUM_EDGE_INTRA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
102	#if LGE_EDGE_INTRA_DELTA_DC
103	, m_cEdgeIntraDeltaDCSCModel ( 1, 1, NUM_EDGE_INTRA_DELTA_DC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
104	#endif
105	#endif
106	{
107	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
108	m_iSliceGranularity = 0;
109	}
110
111	TDecSbac::~TDecSbac()
112	{
113	}
114
115	// ====================================================================================================================
116	// Public member functions
117	// ====================================================================================================================
118
119	#if CABAC_INIT_FLAG
120	Void TDecSbac::resetEntropy(TComSlice* pSlice)
121	{
122	SliceType sliceType = pSlice->getSliceType();
123	Int qp = pSlice->getSliceQp();
124
125	if (pSlice->getPPS()->getCabacInitPresentFlag() && pSlice->getCabacInitFlag())
126	{
127	switch (sliceType)
128	{
129	case P_SLICE: // change initialization table to B_SLICE initialization
130	sliceType = B_SLICE;
131	break;
132	case B_SLICE: // change initialization table to P_SLICE initialization
133	sliceType = P_SLICE;
134	break;
135	default : // should not occur
136	assert(0);
137	}
138	}
139
140	#else
141	Void TDecSbac::resetEntropywithQPandInitIDC (Int qp, Int iID)
142	{
143	SliceType sliceType = (SliceType)iID;
144	#endif
145
146	m_cCUSplitFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SPLIT_FLAG );
147	m_cCUSkipFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SKIP_FLAG );
148	m_cCUMergeFlagExtSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT );
149	m_cCUMergeIdxExtSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MERGE_IDX_EXT );
150	#if HHI_INTER_VIEW_RESIDUAL_PRED
151	m_cResPredFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_RES_PRED_FLAG );
152	#endif
153	m_cCUAlfCtrlFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_CTRL_FLAG );
154	m_cCUPartSizeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_PART_SIZE );
155	#if AMP_CTX
156	m_cCUAMPSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CU_AMP_POS );
157	#else
158	m_cCUXPosiSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CU_X_POS );
159	m_cCUYPosiSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CU_Y_POS );
160	#endif
161	m_cCUPredModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_PRED_MODE );
162	m_cCUIntraPredSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
163	m_cCUChromaPredSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
164	m_cCUInterDirSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_INTER_DIR );
165	m_cCUMvdSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MVD );
166	m_cCURefPicSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_REF_PIC );
167	m_cCUDeltaQpSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DQP );
168	m_cCUQtCbfSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_QT_CBF );
169	m_cCUQtRootCbfSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
170	m_cCUSigCoeffGroupSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
171	m_cCUSigSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SIG_FLAG );
172	m_cCuCtxLastX.initBuffer ( sliceType, qp, (UChar*)INIT_LAST );
173	m_cCuCtxLastY.initBuffer ( sliceType, qp, (UChar*)INIT_LAST );
174	m_cCUOneSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ONE_FLAG );
175	m_cCUAbsSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ABS_FLAG );
176	m_cMVPIdxSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MVP_IDX );
177	m_cALFFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_FLAG );
178	m_cALFUvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_UVLC );
179	m_cALFSvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_SVLC );
180	m_cSaoFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_FLAG );
181	m_cSaoUvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_UVLC );
182	m_cSaoSvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_SVLC );
183	#if SAO_UNIT_INTERLEAVING
184	m_cSaoMergeLeftSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
185	m_cSaoMergeUpSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
186	m_cSaoTypeIdxSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
187	#endif
188
189	m_cCUTransSubdivFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
190	#if LGE_EDGE_INTRA
191	m_cEdgeIntraSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_EDGE_INTRA );
192	#if LGE_EDGE_INTRA_DELTA_DC
193	m_cEdgeIntraDeltaDCSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_EDGE_INTRA_DELTA_DC );
194	#endif
195	#endif
196	m_uiLastDQpNonZero = 0;
197	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
198	m_cDmmFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_FLAG );
199	m_cDmmModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_MODE );
200	m_cDmmDataSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_DATA );
201	#endif
202
203	// new structure
204	m_uiLastQp = qp;
205
206	m_pcTDecBinIf->start();
207	}
208
209	/** The function does the following: Read out terminate bit. Flush CABAC. Byte-align for next tile.
210	* Intialize CABAC states. Start CABAC.
211	*/
212	Void TDecSbac::updateContextTables( SliceType eSliceType, Int iQp )
213	{
214	UInt uiBit;
215	m_pcTDecBinIf->decodeBinTrm(uiBit);
216	m_pcTDecBinIf->finish();
217	#if !OL_FLUSH_ALIGN
218	// Account for misaligned CABAC.
219	Int iCABACReadAhead = m_pcTDecBinIf->getBitsReadAhead();
220	iCABACReadAhead--;
221	Int iStreamBits = 8-m_pcBitstream->getNumBitsUntilByteAligned();
222	if (iCABACReadAhead >= iStreamBits)
223	{
224	// Misaligned CABAC has read into the 1st byte of the next tile.
225	// Back up a byte prior to alignment.
226	m_pcBitstream->backupByte();
227	}
228	#endif
229	m_pcBitstream->readOutTrailingBits();
230	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
231	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
232	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT );
233	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT );
234	#if HHI_INTER_VIEW_RESIDUAL_PRED
235	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
236	#endif
237	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
238	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
239	#if AMP_CTX
240	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
241	#else
242	m_cCUXPosiSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_X_POS );
243	m_cCUYPosiSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_Y_POS );
244	#endif
245	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
246	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
247	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
248	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
249	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
250	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
251	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
252	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
253	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
254	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
255	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
256	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
257	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
258	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
259	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
260	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
261	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
262	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
263	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
264	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
265	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
266	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
267	#if SAO_UNIT_INTERLEAVING
268	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
269	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
270	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
271	#endif
272	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
273	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
274	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
275	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
276	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
277	#endif
278
279	m_pcTDecBinIf->start();
280	}
281
282	Void TDecSbac::readTileMarker( UInt& uiTileIdx, UInt uiBitsUsed )
283	{
284	UInt uiSymbol;
285	uiTileIdx = 0;
286	for (Int iShift=uiBitsUsed-1; iShift>=0; iShift--)
287	{
288	m_pcTDecBinIf->decodeBinEP ( uiSymbol );
289	if (uiSymbol)
290	{
291	uiTileIdx \|= (1<<iShift);
292	}
293	}
294	}
295
296	Void TDecSbac::parseTerminatingBit( UInt& ruiBit )
297	{
298	m_pcTDecBinIf->decodeBinTrm( ruiBit );
299	}
300
301
302	Void TDecSbac::xReadUnaryMaxSymbol( UInt& ruiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
303	{
304	if (uiMaxSymbol == 0)
305	{
306	ruiSymbol = 0;
307	return;
308	}
309
310	m_pcTDecBinIf->decodeBin( ruiSymbol, pcSCModel[0] );
311
312	if( ruiSymbol == 0 \|\| uiMaxSymbol == 1 )
313	{
314	return;
315	}
316
317	UInt uiSymbol = 0;
318	UInt uiCont;
319
320	do
321	{
322	m_pcTDecBinIf->decodeBin( uiCont, pcSCModel[ iOffset ] );
323	uiSymbol++;
324	}
325	while( uiCont && ( uiSymbol < uiMaxSymbol - 1 ) );
326
327	if( uiCont && ( uiSymbol == uiMaxSymbol - 1 ) )
328	{
329	uiSymbol++;
330	}
331
332	ruiSymbol = uiSymbol;
333	}
334
335	Void TDecSbac::xReadEpExGolomb( UInt& ruiSymbol, UInt uiCount )
336	{
337	UInt uiSymbol = 0;
338	UInt uiBit = 1;
339
340	while( uiBit )
341	{
342	m_pcTDecBinIf->decodeBinEP( uiBit );
343	uiSymbol += uiBit << uiCount++;
344	}
345
346	if ( --uiCount )
347	{
348	UInt bins;
349	m_pcTDecBinIf->decodeBinsEP( bins, uiCount );
350	uiSymbol += bins;
351	}
352
353	ruiSymbol = uiSymbol;
354	}
355
356	Void TDecSbac::xReadUnarySymbol( UInt& ruiSymbol, ContextModel* pcSCModel, Int iOffset )
357	{
358	m_pcTDecBinIf->decodeBin( ruiSymbol, pcSCModel[0] );
359
360	if( !ruiSymbol )
361	{
362	return;
363	}
364
365	UInt uiSymbol = 0;
366	UInt uiCont;
367
368	do
369	{
370	m_pcTDecBinIf->decodeBin( uiCont, pcSCModel[ iOffset ] );
371	uiSymbol++;
372	}
373	while( uiCont );
374
375	ruiSymbol = uiSymbol;
376	}
377
378	/** Parsing of coeff_abs_level_minus3
379	* \param ruiSymbol reference to coeff_abs_level_minus3
380	* \param ruiGoRiceParam reference to Rice parameter
381	* \returns Void
382	*/
383	Void TDecSbac::xReadGoRiceExGolomb( UInt &ruiSymbol, UInt &ruiGoRiceParam )
384	{
385	Bool bExGolomb = false;
386	UInt uiCodeWord = 0;
387	UInt uiQuotient = 0;
388	UInt uiRemainder = 0;
389	UInt uiMaxVlc = g_auiGoRiceRange[ ruiGoRiceParam ];
390	UInt uiMaxPreLen = g_auiGoRicePrefixLen[ ruiGoRiceParam ];
391
392	do
393	{
394	uiQuotient++;
395	m_pcTDecBinIf->decodeBinEP( uiCodeWord );
396	}
397	while( uiCodeWord && uiQuotient < uiMaxPreLen );
398
399	uiCodeWord = 1 - uiCodeWord;
400	uiQuotient -= uiCodeWord;
401
402	if ( ruiGoRiceParam > 0 )
403	{
404	m_pcTDecBinIf->decodeBinsEP( uiRemainder, ruiGoRiceParam );
405	}
406
407	ruiSymbol = uiRemainder + ( uiQuotient << ruiGoRiceParam );
408	bExGolomb = ruiSymbol == ( uiMaxVlc + 1 );
409
410	if( bExGolomb )
411	{
412	xReadEpExGolomb( uiCodeWord, 0 );
413	ruiSymbol += uiCodeWord;
414	}
415
416	#if EIGHT_BITS_RICE_CODE
417	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( ruiSymbol, 23 ) ];
418	#else
419	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( ruiSymbol, 15 ) ];
420	#endif
421
422	return;
423	}
424
425
426	/** Parse I_PCM information.
427	* \param pcCU
428	* \param uiAbsPartIdx
429	* \param uiDepth
430	* \returns Void
431	*
432	* If I_PCM flag indicates that the CU is I_PCM, parse its PCM alignment bits and codes.
433	*/
434	Void TDecSbac::parseIPCMInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
435	{
436	UInt uiSymbol;
437	#if BURST_IPCM
438	Int numSubseqIPCM = 0;
439	Bool readPCMSampleFlag = false;
440
441	if(pcCU->getNumSucIPCM() > 0)
442	{
443	readPCMSampleFlag = true;
444	}
445	else
446	{
447	m_pcTDecBinIf->decodeBinTrm(uiSymbol);
448
449	if (uiSymbol)
450	{
451	readPCMSampleFlag = true;
452	m_pcTDecBinIf->decodeNumSubseqIPCM(numSubseqIPCM);
453	pcCU->setNumSucIPCM(numSubseqIPCM + 1);
454	m_pcTDecBinIf->decodePCMAlignBits();
455	}
456	}
457	#else
458	m_pcTDecBinIf->decodeBinTrm(uiSymbol);
459	#endif
460
461	#if BURST_IPCM
462	if (readPCMSampleFlag == true)
463	#else
464	if (uiSymbol)
465	#endif
466	{
467	Bool bIpcmFlag = true;
468
469	#if !BURST_IPCM
470	m_pcTDecBinIf->decodePCMAlignBits();
471	#endif
472
473	pcCU->setPartSizeSubParts ( SIZE_2Nx2N, uiAbsPartIdx, uiDepth );
474	pcCU->setSizeSubParts ( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth );
475	pcCU->setIPCMFlagSubParts ( bIpcmFlag, uiAbsPartIdx, uiDepth );
476
477	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
478	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
479	UInt uiChromaOffset = uiLumaOffset>>2;
480
481	Pel* piPCMSample;
482	UInt uiWidth;
483	UInt uiHeight;
484	UInt uiSampleBits;
485	UInt uiX, uiY;
486
487	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
488	uiWidth = pcCU->getWidth(uiAbsPartIdx);
489	uiHeight = pcCU->getHeight(uiAbsPartIdx);
490	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
491
492	for(uiY = 0; uiY < uiHeight; uiY++)
493	{
494	for(uiX = 0; uiX < uiWidth; uiX++)
495	{
496	UInt uiSample;
497	m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample);
498	piPCMSample[uiX] = uiSample;
499	}
500	piPCMSample += uiWidth;
501	}
502
503	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
504	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
505	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
506	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
507
508	for(uiY = 0; uiY < uiHeight; uiY++)
509	{
510	for(uiX = 0; uiX < uiWidth; uiX++)
511	{
512	UInt uiSample;
513	m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample);
514	piPCMSample[uiX] = uiSample;
515	}
516	piPCMSample += uiWidth;
517	}
518
519	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
520	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
521	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
522	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
523
524	for(uiY = 0; uiY < uiHeight; uiY++)
525	{
526	for(uiX = 0; uiX < uiWidth; uiX++)
527	{
528	UInt uiSample;
529	m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample);
530	piPCMSample[uiX] = uiSample;
531	}
532	piPCMSample += uiWidth;
533	}
534
535	#if BURST_IPCM
536	pcCU->setNumSucIPCM( pcCU->getNumSucIPCM() - 1);
537	if(pcCU->getNumSucIPCM() == 0)
538	{
539	m_pcTDecBinIf->resetBac();
540	}
541	#else
542	m_pcTDecBinIf->resetBac();
543	#endif
544	}
545	}
546
547	/** parse skip flag
548	* \param pcCU
549	* \param uiAbsPartIdx
550	* \param uiDepth
551	* \returns Void
552	*/
553	Void TDecSbac::parseSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
554	{
555	if( pcCU->getSlice()->isIntra() )
556	{
557	return;
558	}
559
560	UInt uiSymbol = 0;
561	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx );
562	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
563	DTRACE_CABAC_VL( g_nSymbolCounter++ );
564	DTRACE_CABAC_T( "\tSkipFlag" );
565	DTRACE_CABAC_T( "\tuiCtxSkip: ");
566	DTRACE_CABAC_V( uiCtxSkip );
567	DTRACE_CABAC_T( "\tuiSymbol: ");
568	DTRACE_CABAC_V( uiSymbol );
569	DTRACE_CABAC_T( "\n");
570
571	if( uiSymbol )
572	{
573	pcCU->setPredModeSubParts( MODE_SKIP, uiAbsPartIdx, uiDepth );
574	pcCU->setPartSizeSubParts( SIZE_2Nx2N, uiAbsPartIdx, uiDepth );
575	pcCU->setSizeSubParts( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth );
576	pcCU->setMergeFlagSubParts( true , uiAbsPartIdx, 0, uiDepth );
577	}
578	}
579
580	#if FORCE_REF_VSP==1
581	Void TDecSbac::parseVspFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
582	{
583	if( pcCU->getSlice()->isIntra() \|\| pcCU->getSlice()->getViewId()==0 )
584	{
585	return;
586	}
587
588	UInt uiSymbol = 0;
589	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx );
590	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
591	DTRACE_CABAC_VL( g_nSymbolCounter++ );
592	DTRACE_CABAC_T( "\tVspFlag" );
593	DTRACE_CABAC_T( "\tuiCtxSkip: ");
594	DTRACE_CABAC_V( uiCtxSkip );
595	DTRACE_CABAC_T( "\tuiSymbol: ");
596	DTRACE_CABAC_V( uiSymbol );
597	DTRACE_CABAC_T( "\n");
598
599	if( uiSymbol )
600	{
601	pcCU->setPredModeSubParts( MODE_SYNTH, uiAbsPartIdx, uiDepth );
602	}
603	}
604	#endif
605
606	/** parse merge flag
607	* \param pcCU
608	* \param uiAbsPartIdx
609	* \param uiDepth
610	* \param uiPUIdx
611	* \returns Void
612	*/
613	Void TDecSbac::parseMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPUIdx )
614	{
615	UInt uiSymbol;
616	m_pcTDecBinIf->decodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
617	pcCU->setMergeFlagSubParts( uiSymbol ? true : false, uiAbsPartIdx, uiPUIdx, uiDepth );
618
619	DTRACE_CABAC_VL( g_nSymbolCounter++ );
620	DTRACE_CABAC_T( "\tMergeFlag: " );
621	DTRACE_CABAC_V( uiSymbol );
622	DTRACE_CABAC_T( "\tAddress: " );
623	DTRACE_CABAC_V( pcCU->getAddr() );
624	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
625	DTRACE_CABAC_V( uiAbsPartIdx );
626	DTRACE_CABAC_T( "\n" );
627	}
628
629	Void TDecSbac::parseMergeIndex ( TComDataCU* pcCU, UInt& ruiMergeIndex, UInt uiAbsPartIdx, UInt uiDepth )
630	{
631	UInt uiNumCand = MRG_MAX_NUM_CANDS;
632	#if !MRG_IDX_CTX_RED
633	UInt auiCtx[4] = { 0, 1, 2, 3 };
634	#endif
635	UInt uiUnaryIdx = 0;
636	uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
637	#if HHI_MPI
638	#if VSP_N
639	TComDataCU* pcTextCU = pcCU->getSlice()->getSPS()->getUseMVI() ? pcCU->getSlice()->getTexturePic()->getCU( pcCU->getAddr() ) : NULL;
640	Int aiRefIdxVsp[2] = { pcTextCU ? pcTextCU->getCUMvField( RefPicList(0) )->getRefIdx( uiAbsPartIdx ) : -1,
641	pcTextCU ? pcTextCU->getCUMvField( RefPicList(1) )->getRefIdx( uiAbsPartIdx ) : -1 };
642	#if VSP_CFG
643	const Bool bMVIAvailable = (pcCU->getSlice()->getSPS()->getVspDepthPresentFlag() \|\| pcCU->getSlice()->getViewId()==0)
644	? pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE
645	: pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE
646	&& !( aiRefIdxVsp[0] >= pcCU->getSlice()->getNumRefIdx( RefPicList(0) ) )
647	&& !( aiRefIdxVsp[1] >= pcCU->getSlice()->getNumRefIdx( RefPicList(1) ) );
648	#else
649	const Bool bMVIAvailable = pcCU->getSlice()->getVspDepthDisableFlag() ? pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE
650	&& !( aiRefIdxVsp[0] >= 0 && pcTextCU->isVspRef( RefPicList(0), aiRefIdxVsp[0] ) )
651	&& !( aiRefIdxVsp[1] >= 0 && pcTextCU->isVspRef( RefPicList(1), aiRefIdxVsp[1] ) )
652	: pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE;
653	#endif
654	#endif
655	const UInt uiMviMergePos = bMVIAvailable ? HHI_MPI_MERGE_POS : uiNumCand;
656	#endif
657	if ( uiNumCand > 1 )
658	{
659	for( ; uiUnaryIdx < uiNumCand - 1; ++uiUnaryIdx )
660	{
661	UInt uiSymbol = 0;
662	#if MRG_IDX_CTX_RED
663	if ( uiUnaryIdx==0 )
664	{
665	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
666	}
667	else
668	{
669	m_pcTDecBinIf->decodeBinEP( uiSymbol );
670	}
671	#else
672	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, auiCtx[uiUnaryIdx] ) );
673	#endif
674	if( uiSymbol == 0 )
675	{
676	break;
677	}
678	}
679	}
680	ruiMergeIndex = uiUnaryIdx;
681
682	DTRACE_CABAC_VL( g_nSymbolCounter++ )
683	DTRACE_CABAC_T( "\tparseMergeIndex()" )
684	DTRACE_CABAC_T( "\tuiMRGIdx= " )
685	DTRACE_CABAC_V( ruiMergeIndex )
686	DTRACE_CABAC_T( "\n" )
687	#if HHI_MPI
688	if( ruiMergeIndex > uiMviMergePos )
689	{
690	assert( bMVIAvailable );
691	ruiMergeIndex--;
692	}
693	else if( ruiMergeIndex == uiMviMergePos )
694	{
695	assert( bMVIAvailable );
696	pcCU->setTextureModeDepthSubParts( uiDepth, uiAbsPartIdx, uiDepth );
697	}
698	#endif
699	}
700
701	#if HHI_INTER_VIEW_RESIDUAL_PRED
702	Void
703	TDecSbac::parseResPredFlag( TComDataCU* pcCU, Bool& rbResPredFlag, UInt uiAbsPartIdx, UInt uiDepth )
704	{
705	UInt uiCtx = pcCU->getCtxResPredFlag( uiAbsPartIdx );
706	UInt uiSymbol = 0;
707	m_pcTDecBinIf->decodeBin( uiSymbol, m_cResPredFlagSCModel.get( 0, 0, uiCtx ) );
708	rbResPredFlag = ( uiSymbol != 0 );
709	}
710	#endif
711
712	#if HHI_INTER_VIEW_MOTION_PRED
713	Void TDecSbac::parseMVPIdx ( Int& riMVPIdx, Int iNumAMVPCands )
714	{
715	UInt uiSymbol;
716	xReadUnaryMaxSymbol(uiSymbol, m_cMVPIdxSCModel.get(0), 1, iNumAMVPCands-1);
717	riMVPIdx = uiSymbol;
718	}
719	#else
720	Void TDecSbac::parseMVPIdx ( Int& riMVPIdx )
721	{
722	UInt uiSymbol;
723	xReadUnaryMaxSymbol(uiSymbol, m_cMVPIdxSCModel.get(0), 1, AMVP_MAX_NUM_CANDS-1);
724	riMVPIdx = uiSymbol;
725	}
726	#endif
727
728	Void TDecSbac::parseSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
729	{
730	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
731	{
732	pcCU->setDepthSubParts( uiDepth, uiAbsPartIdx );
733	return;
734	}
735
736	UInt uiSymbol;
737	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUSplitFlagSCModel.get( 0, 0, pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth ) ) );
738	DTRACE_CABAC_VL( g_nSymbolCounter++ )
739	DTRACE_CABAC_T( "\tSplitFlag\n" )
740	pcCU->setDepthSubParts( uiDepth + uiSymbol, uiAbsPartIdx );
741
742	return;
743	}
744
745	/** parse partition size
746	* \param pcCU
747	* \param uiAbsPartIdx
748	* \param uiDepth
749	* \returns Void
750	*/
751	Void TDecSbac::parsePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
752	{
753	UInt uiSymbol, uiMode = 0;
754	PartSize eMode;
755
756	if ( pcCU->isIntra( uiAbsPartIdx ) )
757	{
758	uiSymbol = 1;
759	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
760	{
761	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPartSizeSCModel.get( 0, 0, 0) );
762	}
763	eMode = uiSymbol ? SIZE_2Nx2N : SIZE_NxN;
764	UInt uiTrLevel = 0;
765	UInt uiWidthInBit = g_aucConvertToBit[pcCU->getWidth(uiAbsPartIdx)]+2;
766	UInt uiTrSizeInBit = g_aucConvertToBit[pcCU->getSlice()->getSPS()->getMaxTrSize()]+2;
767	uiTrLevel = uiWidthInBit >= uiTrSizeInBit ? uiWidthInBit - uiTrSizeInBit : 0;
768	if( eMode == SIZE_NxN )
769	{
770	pcCU->setTrIdxSubParts( 1+uiTrLevel, uiAbsPartIdx, uiDepth );
771	}
772	else
773	{
774	pcCU->setTrIdxSubParts( uiTrLevel, uiAbsPartIdx, uiDepth );
775	}
776	}
777	else
778	{
779	UInt uiMaxNumBits = 2;
780	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && (g_uiMaxCUWidth>>uiDepth) == 8 && (g_uiMaxCUHeight>>uiDepth) == 8 ) )
781	{
782	uiMaxNumBits ++;
783	}
784	for ( UInt ui = 0; ui < uiMaxNumBits; ui++ )
785	{
786	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPartSizeSCModel.get( 0, 0, ui) );
787	if ( uiSymbol )
788	{
789	break;
790	}
791	uiMode++;
792	}
793	eMode = (PartSize) uiMode;
794	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
795	{
796	if (eMode == SIZE_2NxN)
797	{
798	#if AMP_CTX
799	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUAMPSCModel.get( 0, 0, 0 ));
800	#else
801	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUYPosiSCModel.get( 0, 0, 0 ));
802	#endif
803	if (uiSymbol == 0)
804	{
805	#if AMP_CTX
806	m_pcTDecBinIf->decodeBinEP(uiSymbol);
807	#else
808	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUYPosiSCModel.get( 0, 0, 1 ));
809	#endif
810	eMode = (uiSymbol == 0? SIZE_2NxnU : SIZE_2NxnD);
811	}
812	}
813	else if (eMode == SIZE_Nx2N)
814	{
815	#if AMP_CTX
816	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUAMPSCModel.get( 0, 0, 0 ));
817	#else
818	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUXPosiSCModel.get( 0, 0, 0 ));
819	#endif
820	if (uiSymbol == 0)
821	{
822	#if AMP_CTX
823	m_pcTDecBinIf->decodeBinEP(uiSymbol);
824	#else
825	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUXPosiSCModel.get( 0, 0, 1 ));
826	#endif
827	eMode = (uiSymbol == 0? SIZE_nLx2N : SIZE_nRx2N);
828	}
829	}
830	}
831	}
832	pcCU->setPartSizeSubParts( eMode, uiAbsPartIdx, uiDepth );
833	pcCU->setSizeSubParts( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth );
834	}
835
836	/** parse prediction mode
837	* \param pcCU
838	* \param uiAbsPartIdx
839	* \param uiDepth
840	* \returns Void
841	*/
842	Void TDecSbac::parsePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
843	{
844	if( pcCU->getSlice()->isIntra() )
845	{
846	pcCU->setPredModeSubParts( MODE_INTRA, uiAbsPartIdx, uiDepth );
847	return;
848	}
849
850	UInt uiSymbol;
851	Int iPredMode = MODE_INTER;
852	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
853	iPredMode += uiSymbol;
854	pcCU->setPredModeSubParts( (PredMode)iPredMode, uiAbsPartIdx, uiDepth );
855	}
856
857	Void TDecSbac::parseIntraDirLumaAng ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
858	{
859	UInt uiSymbol;
860	Int intraPredMode;
861
862	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
863	UInt uiFlag = 0;
864	if( pcCU->getSlice()->getSPS()->getUseDMM() && (g_uiMaxCUWidth>>uiDepth) <= DMM_WEDGEMODEL_MAX_SIZE )
865	{
866	m_pcTDecBinIf->decodeBin( uiFlag, m_cDmmFlagSCModel.get(0, 0, 0) );
867	}
868	if( uiFlag )
869	{
870	UInt uiDMMode;
871
872	#if HHI_DMM_WEDGE_INTRA && HHI_DMM_PRED_TEX
873	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode = uiSymbol;
874	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode \|= uiSymbol << 1;
875	if ( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && g_uiMaxCUWidth>>uiDepth > 4 )
876	{
877	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode \|= uiSymbol << 2;
878	}
879	#else
880	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode = uiSymbol;
881	if ( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && g_uiMaxCUWidth>>uiDepth > 4 )
882	{
883	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode \|= uiSymbol << 1;
884	}
885	#endif
886	intraPredMode = uiDMMode + NUM_INTRA_MODE;
887
888	#if HHI_DMM_WEDGE_INTRA
889	if( intraPredMode == DMM_WEDGE_FULL_IDX ) { xParseWedgeFullInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
890	if( intraPredMode == DMM_WEDGE_FULL_D_IDX ) { xParseWedgeFullDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
891	if( intraPredMode == DMM_WEDGE_PREDDIR_IDX ) { xParseWedgePredDirInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
892	if( intraPredMode == DMM_WEDGE_PREDDIR_D_IDX ) { xParseWedgePredDirDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
893	#endif
894	#if HHI_DMM_PRED_TEX
895	if( intraPredMode == DMM_WEDGE_PREDTEX_D_IDX ) { xParseWedgePredTexDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
896	if( intraPredMode == DMM_CONTOUR_PREDTEX_D_IDX ) { xParseContourPredTexDeltaInfo( pcCU, uiAbsPartIdx, uiDepth ); }
897	#endif
898	}
899	else
900	{
901	#endif
902	#if !LOGI_INTRA_NAME_3MPM
903	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
904	#endif
905
906	#if LGE_EDGE_INTRA
907	Bool bCodeEdgeIntra = false;
908	if( pcCU->getSlice()->getSPS()->isDepth() )
909	{
910	UInt uiPUWidth = pcCU->getWidth( uiAbsPartIdx ) >> (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0);
911	if( uiPUWidth <= LGE_EDGE_INTRA_MAX_SIZE && uiPUWidth >= LGE_EDGE_INTRA_MIN_SIZE )
912	bCodeEdgeIntra = true;
913	}
914	#endif
915
916	#if LOGI_INTRA_NAME_3MPM
917	Int uiPreds[3] = {-1, -1, -1};
918	#else
919	Int uiPreds[2] = {-1, -1};
920	#endif
921	Int uiPredNum = pcCU->getIntraDirLumaPredictor(uiAbsPartIdx, uiPreds);
922	#if LGE_EDGE_INTRA
923	UInt uiCheckBit = 0;
924	#endif
925
926	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUIntraPredSCModel.get( 0, 0, 0) );
927
928	if ( uiSymbol )
929	{
930	m_pcTDecBinIf->decodeBinEP( uiSymbol );
931	#if LOGI_INTRA_NAME_3MPM
932	if (uiSymbol)
933	{
934	m_pcTDecBinIf->decodeBinEP( uiSymbol );
935	uiSymbol++;
936	}
937	#endif
938	intraPredMode = uiPreds[uiSymbol];
939	}
940	else
941	{
942	intraPredMode = 0;
943
944	#if LOGI_INTRA_NAME_3MPM
945
946	m_pcTDecBinIf->decodeBinsEP( uiSymbol, 5 );
947	#if LGE_EDGE_INTRA
948	if (bCodeEdgeIntra)
949	{
950	if (uiSymbol==31)
951	{
952	m_pcTDecBinIf->decodeBinsEP(uiCheckBit,1);
953	if (uiCheckBit)
954	uiSymbol = EDGE_INTRA_IDX;
955	}
956	}
957	#endif
958	intraPredMode = uiSymbol;
959
960	//postponed sorting of MPMs (only in remaining branch)
961	if (uiPreds[0] > uiPreds[1])
962	{
963	std::swap(uiPreds[0], uiPreds[1]);
964	}
965	if (uiPreds[0] > uiPreds[2])
966	{
967	std::swap(uiPreds[0], uiPreds[2]);
968	}
969	if (uiPreds[1] > uiPreds[2])
970	{
971	std::swap(uiPreds[1], uiPreds[2]);
972	}
973	#else
974	m_pcTDecBinIf->decodeBinsEP( uiSymbol, g_aucIntraModeBitsAng[iIntraIdx] - 1 );
975	intraPredMode = uiSymbol;
976
977	if ( intraPredMode == 31 )
978	{
979	m_pcTDecBinIf->decodeBinEP( uiSymbol );
980	intraPredMode += uiSymbol;
981	}
982	#endif
983	#if LGE_EDGE_INTRA
984	if ( intraPredMode != EDGE_INTRA_IDX)
985	{
986	#endif
987	for ( Int i = 0; i < uiPredNum; i++ )
988	{
989	intraPredMode += ( intraPredMode >= uiPreds[i] );
990	}
991	#if LGE_EDGE_INTRA
992	}
993	#endif
994	}
995
996	#if LGE_EDGE_INTRA
997	if( intraPredMode == EDGE_INTRA_IDX )
998	{
999	xParseEdgeIntraInfo( pcCU, uiAbsPartIdx, uiDepth );
1000	#if LGE_EDGE_INTRA_DELTA_DC
1001	m_pcTDecBinIf->decodeBin( uiSymbol, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 0) );
1002	if( uiSymbol )
1003	{
1004	intraPredMode = EDGE_INTRA_DELTA_IDX;
1005	Int iDeltaDC0;
1006	Int iDeltaDC1;
1007
1008	xReadExGolombLevel( (UInt &) iDeltaDC0, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1009	if( iDeltaDC0 != 0 )
1010	{
1011	UInt uiSign;
1012	m_pcTDecBinIf->decodeBinEP( uiSign );
1013	if ( uiSign )
1014	{
1015	iDeltaDC0 = -iDeltaDC0;
1016	}
1017	}
1018	xReadExGolombLevel( (UInt &) iDeltaDC1, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1019	if( iDeltaDC1 != 0 )
1020	{
1021	UInt uiSign;
1022	m_pcTDecBinIf->decodeBinEP( uiSign );
1023	if ( uiSign )
1024	{
1025	iDeltaDC1 = -iDeltaDC1;
1026	}
1027	}
1028
1029	pcCU->setEdgeDeltaDC0( uiAbsPartIdx, iDeltaDC0 );
1030	pcCU->setEdgeDeltaDC1( uiAbsPartIdx, iDeltaDC1 );
1031	}
1032	#endif
1033	}
1034	#endif
1035
1036	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1037	}
1038	#endif
1039
1040	pcCU->setLumaIntraDirSubParts( (UChar)intraPredMode, uiAbsPartIdx, uiDepth );
1041	}
1042
1043	Void TDecSbac::parseIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1044	{
1045	UInt uiSymbol;
1046
1047	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1048
1049	if( uiSymbol == 0 )
1050	{
1051	uiSymbol = DM_CHROMA_IDX;
1052	}
1053	else
1054	{
1055	if( pcCU->getSlice()->getSPS()->getUseLMChroma() )
1056	{
1057	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUChromaPredSCModel.get( 0, 0, 1 ) );
1058	}
1059	else
1060	{
1061	uiSymbol = 1;
1062	}
1063
1064	if( uiSymbol == 0 )
1065	{
1066	uiSymbol = LM_CHROMA_IDX;
1067	}
1068	else
1069	{
1070	UInt uiIPredMode;
1071	#if CHROMA_MODE_CODING
1072	m_pcTDecBinIf->decodeBinsEP( uiIPredMode, 2 );
1073	#else
1074	xReadUnaryMaxSymbol( uiIPredMode, m_cCUChromaPredSCModel.get( 0, 0 ) + 1, 0, 3 );
1075	#endif
1076	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1077	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1078	uiSymbol = uiAllowedChromaDir[ uiIPredMode ];
1079	}
1080	}
1081	pcCU->setChromIntraDirSubParts( uiSymbol, uiAbsPartIdx, uiDepth );
1082	return;
1083	}
1084
1085	Void TDecSbac::parseInterDir( TComDataCU* pcCU, UInt& ruiInterDir, UInt uiAbsPartIdx, UInt uiDepth )
1086	{
1087	UInt uiSymbol;
1088	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1089	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1090	m_pcTDecBinIf->decodeBin( uiSymbol, *( pCtx + uiCtx ) );
1091
1092	if( uiSymbol )
1093	{
1094	uiSymbol = 2;
1095	}
1096
1097	uiSymbol++;
1098	ruiInterDir = uiSymbol;
1099	return;
1100	}
1101
1102	Void TDecSbac::parseRefFrmIdx( TComDataCU* pcCU, Int& riRefFrmIdx, UInt uiAbsPartIdx, UInt uiDepth, RefPicList eRefList )
1103	{
1104	UInt uiSymbol;
1105
1106	if(pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C ) > 0 && eRefList==REF_PIC_LIST_C)
1107	{
1108	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1109	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
1110
1111	if( uiSymbol )
1112	{
1113	xReadUnaryMaxSymbol( uiSymbol, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C )-2 );
1114	uiSymbol++;
1115	}
1116	riRefFrmIdx = uiSymbol;
1117	}
1118	else
1119	{
1120	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1121	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
1122
1123	if( uiSymbol )
1124	{
1125	xReadUnaryMaxSymbol( uiSymbol, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( eRefList )-2 );
1126	uiSymbol++;
1127	}
1128	riRefFrmIdx = uiSymbol;
1129	}
1130
1131	return;
1132	}
1133
1134	Void TDecSbac::parseMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth, RefPicList eRefList )
1135	{
1136	UInt uiSymbol;
1137	UInt uiHorAbs;
1138	UInt uiVerAbs;
1139	UInt uiHorSign = 0;
1140	UInt uiVerSign = 0;
1141	ContextModel *pCtx = m_cCUMvdSCModel.get( 0 );
1142
1143	#if H0111_MVD_L1_ZERO
1144	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1145	{
1146	uiHorAbs=0;
1147	uiVerAbs=0;
1148	}
1149	else
1150	{
1151	#endif
1152
1153	m_pcTDecBinIf->decodeBin( uiHorAbs, *pCtx );
1154	m_pcTDecBinIf->decodeBin( uiVerAbs, *pCtx );
1155
1156	const Bool bHorAbsGr0 = uiHorAbs != 0;
1157	const Bool bVerAbsGr0 = uiVerAbs != 0;
1158	pCtx++;
1159
1160	if( bHorAbsGr0 )
1161	{
1162	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
1163	uiHorAbs += uiSymbol;
1164	}
1165
1166	if( bVerAbsGr0 )
1167	{
1168	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
1169	uiVerAbs += uiSymbol;
1170	}
1171
1172	if( bHorAbsGr0 )
1173	{
1174	if( 2 == uiHorAbs )
1175	{
1176	xReadEpExGolomb( uiSymbol, 1 );
1177	uiHorAbs += uiSymbol;
1178	}
1179
1180	m_pcTDecBinIf->decodeBinEP( uiHorSign );
1181	}
1182
1183	if( bVerAbsGr0 )
1184	{
1185	if( 2 == uiVerAbs )
1186	{
1187	xReadEpExGolomb( uiSymbol, 1 );
1188	uiVerAbs += uiSymbol;
1189	}
1190
1191	m_pcTDecBinIf->decodeBinEP( uiVerSign );
1192	}
1193
1194	#if H0111_MVD_L1_ZERO
1195	}
1196	#endif
1197
1198	const TComMv cMv( uiHorSign ? -Int( uiHorAbs ): uiHorAbs, uiVerSign ? -Int( uiVerAbs ) : uiVerAbs );
1199	pcCU->getCUMvField( eRefList )->setAllMvd( cMv, pcCU->getPartitionSize( uiAbsPartIdx ), uiAbsPartIdx, uiDepth, uiPartIdx );
1200	return;
1201	}
1202
1203
1204	Void TDecSbac::parseTransformSubdivFlag( UInt& ruiSubdivFlag, UInt uiLog2TransformBlockSize )
1205	{
1206	m_pcTDecBinIf->decodeBin( ruiSubdivFlag, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiLog2TransformBlockSize ) );
1207	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1208	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
1209	DTRACE_CABAC_T( "\tsymbol=" )
1210	DTRACE_CABAC_V( ruiSubdivFlag )
1211	DTRACE_CABAC_T( "\tctx=" )
1212	DTRACE_CABAC_V( uiLog2TransformBlockSize )
1213	DTRACE_CABAC_T( "\n" )
1214	}
1215
1216	Void TDecSbac::parseQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt& uiQtRootCbf )
1217	{
1218	UInt uiSymbol;
1219	const UInt uiCtx = 0;
1220	m_pcTDecBinIf->decodeBin( uiSymbol , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1221	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1222	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1223	DTRACE_CABAC_T( "\tsymbol=" )
1224	DTRACE_CABAC_V( uiSymbol )
1225	DTRACE_CABAC_T( "\tctx=" )
1226	DTRACE_CABAC_V( uiCtx )
1227	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1228	DTRACE_CABAC_V( uiAbsPartIdx )
1229	DTRACE_CABAC_T( "\n" )
1230
1231	uiQtRootCbf = uiSymbol;
1232	}
1233
1234	Void TDecSbac::parseDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1235	{
1236	#if H0736_AVC_STYLE_QP_RANGE
1237	Int qp;
1238	#endif
1239	UInt uiDQp;
1240	Int iDQp;
1241
1242	m_pcTDecBinIf->decodeBin( uiDQp, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1243
1244	if ( uiDQp == 0 )
1245	{
1246	#if H0736_AVC_STYLE_QP_RANGE
1247	qp = pcCU->getRefQP(uiAbsPartIdx);
1248	#else
1249	uiDQp = pcCU->getRefQP(uiAbsPartIdx);
1250	#endif
1251	}
1252	else
1253	{
1254	UInt uiSign;
1255	#if H0736_AVC_STYLE_QP_RANGE
1256	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1257	#else
1258	UInt uiQpBdOffsetY = 6*(g_uiBitIncrement + g_uiBitDepth - 8);
1259	#endif
1260	m_pcTDecBinIf->decodeBinEP(uiSign);
1261
1262	#if H0736_AVC_STYLE_QP_RANGE
1263	UInt uiMaxAbsDQpMinus1 = 24 + (qpBdOffsetY/2) + (uiSign);
1264	#else
1265	UInt uiMaxAbsDQpMinus1 = 24 + (uiQpBdOffsetY/2) + (uiSign);
1266	#endif
1267	UInt uiAbsDQpMinus1;
1268	xReadUnaryMaxSymbol (uiAbsDQpMinus1, &m_cCUDeltaQpSCModel.get( 0, 0, 1 ), 1, uiMaxAbsDQpMinus1);
1269
1270	iDQp = uiAbsDQpMinus1 + 1;
1271
1272	if(uiSign)
1273	{
1274	iDQp = -iDQp;
1275	}
1276
1277	#if H0736_AVC_STYLE_QP_RANGE
1278	qp = (((Int) pcCU->getRefQP( uiAbsPartIdx ) + iDQp + 52 + 2*qpBdOffsetY )%(52+qpBdOffsetY)) - qpBdOffsetY;
1279	#else
1280	#if LOSSLESS_CODING
1281	uiDQp = (pcCU->getRefQP(uiAbsPartIdx) + iDQp + 52) % 52;
1282	#else
1283	uiDQp = pcCU->getRefQP(uiAbsPartIdx) + iDQp;
1284	#endif
1285	#endif
1286	}
1287
1288	UInt uiAbsQpCUPartIdx = (uiAbsPartIdx>>(8-(pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()<<1)))<<(8-(pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()<<1)) ;
1289	UInt uiQpCUDepth = min(uiDepth,pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()) ;
1290	#if H0736_AVC_STYLE_QP_RANGE
1291	pcCU->setQPSubParts( qp, uiAbsQpCUPartIdx, uiQpCUDepth );
1292	#else
1293	pcCU->setQPSubParts( uiDQp, uiAbsQpCUPartIdx, uiQpCUDepth );
1294	#endif
1295	}
1296
1297	Void TDecSbac::parseQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth, UInt uiDepth )
1298	{
1299	UInt uiSymbol;
1300	const UInt uiCtx = pcCU->getCtxQtCbf( uiAbsPartIdx, eType, uiTrDepth );
1301	m_pcTDecBinIf->decodeBin( uiSymbol , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA: eType, uiCtx ) );
1302
1303	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1304	DTRACE_CABAC_T( "\tparseQtCbf()" )
1305	DTRACE_CABAC_T( "\tsymbol=" )
1306	DTRACE_CABAC_V( uiSymbol )
1307	DTRACE_CABAC_T( "\tctx=" )
1308	DTRACE_CABAC_V( uiCtx )
1309	DTRACE_CABAC_T( "\tetype=" )
1310	DTRACE_CABAC_V( eType )
1311	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1312	DTRACE_CABAC_V( uiAbsPartIdx )
1313	DTRACE_CABAC_T( "\n" )
1314
1315	pcCU->setCbfSubParts( uiSymbol << uiTrDepth, eType, uiAbsPartIdx, uiDepth );
1316	}
1317
1318	/** Parse (X,Y) position of the last significant coefficient
1319	* \param uiPosLastX reference to X component of last coefficient
1320	* \param uiPosLastY reference to Y component of last coefficient
1321	* \param width Block width
1322	* \param height Block height
1323	* \param eTType plane type / luminance or chrominance
1324	* \param uiScanIdx scan type (zig-zag, hor, ver)
1325	*
1326	* This method decodes the X and Y component within a block of the last significant coefficient.
1327	*/
1328	Void TDecSbac::parseLastSignificantXY( UInt& uiPosLastX, UInt& uiPosLastY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1329	{
1330	UInt uiLast;
1331	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1332	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1333
1334	// posX
1335	#if LAST_CTX_REDUCTION
1336	Int widthCtx = eTType ? 4 : width;
1337	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ widthCtx ] ( g_aucConvertToBit[ widthCtx ] + 3 ) );
1338	#else
1339	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ width ] ( g_aucConvertToBit[ width ] + 3 ) );
1340	#endif
1341	for( uiPosLastX = 0; uiPosLastX < g_uiGroupIdx[ width - 1 ]; uiPosLastX++ )
1342	{
1343	#if LAST_CTX_REDUCTION
1344	if ( eTType )
1345	{
1346	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxX + (uiPosLastX>>g_aucConvertToBit[ width ]) ) );
1347	}
1348	else
1349	{
1350	#endif
1351	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxX + puiCtxIdxX[ uiPosLastX ] ) );
1352	#if LAST_CTX_REDUCTION
1353	}
1354	#endif
1355	if( !uiLast )
1356	{
1357	break;
1358	}
1359	}
1360
1361	// posY
1362	#if LAST_CTX_REDUCTION
1363	Int heightCtx = eTType? 4 : height;
1364	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ heightCtx ] ( g_aucConvertToBit[ heightCtx ] + 3 ) );
1365	#else
1366	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ height ] ( g_aucConvertToBit[ height ] + 3 ) );
1367	#endif
1368	for( uiPosLastY = 0; uiPosLastY < g_uiGroupIdx[ height - 1 ]; uiPosLastY++ )
1369	{
1370	#if LAST_CTX_REDUCTION
1371	if (eTType)
1372	{
1373	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxY + (uiPosLastY>>g_aucConvertToBit[ height ]) ) );
1374	}
1375	else
1376	{
1377	#endif
1378	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxY + puiCtxIdxY[ uiPosLastY ] ) );
1379	#if LAST_CTX_REDUCTION
1380	}
1381	#endif
1382	if( !uiLast )
1383	{
1384	break;
1385	}
1386	}
1387	if ( uiPosLastX > 3 )
1388	{
1389	UInt uiTemp = 0;
1390	UInt uiCount = ( uiPosLastX - 2 ) >> 1;
1391	for ( Int i = uiCount - 1; i >= 0; i-- )
1392	{
1393	m_pcTDecBinIf->decodeBinEP( uiLast );
1394	uiTemp += uiLast << i;
1395	}
1396	uiPosLastX = g_uiMinInGroup[ uiPosLastX ] + uiTemp;
1397	}
1398	if ( uiPosLastY > 3 )
1399	{
1400	UInt uiTemp = 0;
1401	UInt uiCount = ( uiPosLastY - 2 ) >> 1;
1402	for ( Int i = uiCount - 1; i >= 0; i-- )
1403	{
1404	m_pcTDecBinIf->decodeBinEP( uiLast );
1405	uiTemp += uiLast << i;
1406	}
1407	uiPosLastY = g_uiMinInGroup[ uiPosLastY ] + uiTemp;
1408	}
1409
1410	if( uiScanIdx == SCAN_VER )
1411	{
1412	swap( uiPosLastX, uiPosLastY );
1413	}
1414	}
1415
1416	Void TDecSbac::parseCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1417	{
1418	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1419	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1420	DTRACE_CABAC_V( eTType )
1421	DTRACE_CABAC_T( "\twidth=" )
1422	DTRACE_CABAC_V( uiWidth )
1423	DTRACE_CABAC_T( "\theight=" )
1424	DTRACE_CABAC_V( uiHeight )
1425	DTRACE_CABAC_T( "\tdepth=" )
1426	DTRACE_CABAC_V( uiDepth )
1427	DTRACE_CABAC_T( "\tabspartidx=" )
1428	DTRACE_CABAC_V( uiAbsPartIdx )
1429	DTRACE_CABAC_T( "\ttoCU-X=" )
1430	DTRACE_CABAC_V( pcCU->getCUPelX() )
1431	DTRACE_CABAC_T( "\ttoCU-Y=" )
1432	DTRACE_CABAC_V( pcCU->getCUPelY() )
1433	DTRACE_CABAC_T( "\tCU-addr=" )
1434	DTRACE_CABAC_V( pcCU->getAddr() )
1435	DTRACE_CABAC_T( "\tinCU-X=" )
1436	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1437	DTRACE_CABAC_T( "\tinCU-Y=" )
1438	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1439	DTRACE_CABAC_T( "\tpredmode=" )
1440	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1441	DTRACE_CABAC_T( "\n" )
1442
1443	if( uiWidth > pcCU->getSlice()->getSPS()->getMaxTrSize() )
1444	{
1445	uiWidth = pcCU->getSlice()->getSPS()->getMaxTrSize();
1446	uiHeight = pcCU->getSlice()->getSPS()->getMaxTrSize();
1447	}
1448
1449	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1450
1451	//----- parse significance map -----
1452	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1453	const UInt uiMaxNumCoeff = uiWidth * uiHeight;
1454	const UInt uiMaxNumCoeffM1 = uiMaxNumCoeff - 1;
1455	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1456	int blockType = uiLog2BlockSize;
1457	if (uiWidth != uiHeight)
1458	{
1459	uiScanIdx = SCAN_DIAG;
1460	blockType = 4;
1461	}
1462
1463	//===== decode last significant =====
1464	UInt uiPosLastX, uiPosLastY;
1465	parseLastSignificantXY( uiPosLastX, uiPosLastY, uiWidth, uiHeight, eTType, uiScanIdx );
1466	UInt uiBlkPosLast = uiPosLastX + (uiPosLastY<<uiLog2BlockSize);
1467	pcCoef[ uiBlkPosLast ] = 1;
1468
1469	//===== decode significance flags =====
1470	UInt uiScanPosLast = uiBlkPosLast;
1471	if (uiScanIdx == SCAN_ZIGZAG)
1472	{
1473	// Map zigzag to diagonal scan
1474	uiScanIdx = SCAN_DIAG;
1475	}
1476	const UInt * scan;
1477	if (uiWidth == uiHeight)
1478	{
1479	scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize-1 ];
1480	}
1481	else
1482	{
1483	scan = g_sigScanNSQT[ uiLog2BlockSize - 2 ];
1484	}
1485	for( uiScanPosLast = 0; uiScanPosLast < uiMaxNumCoeffM1; uiScanPosLast++ )
1486	{
1487	UInt uiBlkPos = scan[ uiScanPosLast ];
1488	if( uiBlkPosLast == uiBlkPos )
1489	{
1490	break;
1491	}
1492	}
1493
1494	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1495	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1496
1497	const Int iLastScanSet = uiScanPosLast >> LOG2_SCAN_SET_SIZE;
1498	UInt uiNumOne = 0;
1499	UInt uiGoRiceParam = 0;
1500
1501	#if MULTIBITS_DATA_HIDING
1502	UInt const tsig = pcCU->getSlice()->getPPS()->getTSIG();
1503	#if LOSSLESS_CODING
1504	Bool beValid;
1505	if (pcCU->isLosslessCoded(uiAbsPartIdx))
1506	{
1507	beValid = false;
1508	}
1509	else
1510	{
1511	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1512	}
1513	#else
1514	Bool beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1515	#endif
1516	UInt absSum = 0;
1517	#endif // MULTIBITS_DATA_HIDING
1518
1519	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1520	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1521	const UInt uiNumBlkSide = uiWidth >> (MLS_CG_SIZE >> 1);
1522	const UInt * scanCG;
1523	if (uiWidth == uiHeight)
1524	{
1525	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1526	#if MULTILEVEL_SIGMAP_EXT
1527	if( uiLog2BlockSize == 3 )
1528	{
1529	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1530	}
1531	else if( uiLog2BlockSize == 5 )
1532	{
1533	scanCG = g_sigLastScanCG32x32;
1534	}
1535	#endif
1536	}
1537	else
1538	{
1539	scanCG = g_sigCGScanNSQT[ uiLog2BlockSize - 2 ];
1540	}
1541	Int iScanPosSig = (Int) uiScanPosLast;
1542	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1543	{
1544	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1545	uiGoRiceParam = 0;
1546	Int numNonZero = 0;
1547
1548	#if MULTIBITS_DATA_HIDING
1549	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1550	#endif
1551
1552	Int pos[SCAN_SET_SIZE];
1553	if( iScanPosSig == (Int) uiScanPosLast )
1554	{
1555	#if MULTIBITS_DATA_HIDING
1556	lastNZPosInCG = iScanPosSig;
1557	firstNZPosInCG = iScanPosSig;
1558	#endif
1559	iScanPosSig--;
1560	pos[ numNonZero ] = uiBlkPosLast;
1561	numNonZero = 1;
1562	}
1563
1564	#if !MULTILEVEL_SIGMAP_EXT
1565	if( blockType > 3 )
1566	{
1567	#endif
1568	// decode significant_coeffgroup_flag
1569	Int iCGBlkPos = scanCG[ iSubSet ];
1570	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1571	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1572	#if MULTILEVEL_SIGMAP_EXT
1573	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1574	{
1575	iCGPosY = (uiScanIdx == SCAN_HOR ? iCGBlkPos : 0);
1576	iCGPosX = (uiScanIdx == SCAN_VER ? iCGBlkPos : 0);
1577	}
1578	#endif
1579	#if !REMOVE_INFER_SIGGRP
1580	Bool bInferredCGFlag = false;
1581	#endif
1582	#if REMOVE_INFER_SIGGRP
1583	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1584	#else
1585	if( iSubSet == iLastScanSet )
1586	#endif
1587	{
1588	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1589	}
1590	else
1591	{
1592	#if !REMOVE_INFER_SIGGRP
1593	#if MULTILEVEL_SIGMAP_EXT
1594	if( !TComTrQuant::bothCGNeighboursOne( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight) && ( iSubSet ) )
1595	#else
1596	if( !TComTrQuant::bothCGNeighboursOne( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight) && ( iSubSet ) )
1597	#endif
1598	{
1599	#endif
1600	UInt uiSigCoeffGroup;
1601	#if MULTILEVEL_SIGMAP_EXT
1602	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight );
1603	#else
1604	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1605	#endif
1606	m_pcTDecBinIf->decodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1607	uiSigCoeffGroupFlag[ iCGBlkPos ] = uiSigCoeffGroup;
1608	#if !REMOVE_INFER_SIGGRP
1609	}
1610	else
1611	{
1612	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1613	bInferredCGFlag = true;
1614	}
1615	#endif
1616	}
1617
1618	// decode significant_coeff_flag
1619	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1620	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1621	{
1622	uiBlkPos = scan[ iScanPosSig ];
1623	uiPosY = uiBlkPos >> uiLog2BlockSize;
1624	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1625	uiSig = 0;
1626
1627	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1628	{
1629	#if REMOVE_INFER_SIGGRP
1630	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1631	#else
1632	if( iScanPosSig > iSubPos \|\| bInferredCGFlag \|\| numNonZero )
1633	#endif
1634	{
1635	uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
1636	m_pcTDecBinIf->decodeBin( uiSig, baseCtx[ uiCtxSig ] );
1637	}
1638	else
1639	{
1640	uiSig = 1;
1641	}
1642	}
1643	pcCoef[ uiBlkPos ] = uiSig;
1644	if( uiSig )
1645	{
1646	pos[ numNonZero ] = uiBlkPos;
1647	numNonZero ++;
1648	#if MULTIBITS_DATA_HIDING
1649	if( lastNZPosInCG == -1 )
1650	{
1651	lastNZPosInCG = iScanPosSig;
1652	}
1653	firstNZPosInCG = iScanPosSig;
1654	#endif
1655	}
1656	}
1657	#if !MULTILEVEL_SIGMAP_EXT
1658	}
1659	else
1660	{
1661	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1662	{
1663	UInt uiBlkPos = scan[ iScanPosSig ];
1664	UInt uiPosY = uiBlkPos >> uiLog2BlockSize;
1665	UInt uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1666	UInt uiSig = 0;
1667	UInt uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
1668	m_pcTDecBinIf->decodeBin( uiSig, baseCtx[ uiCtxSig ] );
1669	pcCoef[ uiBlkPos ] = uiSig;
1670	if( uiSig )
1671	{
1672	pos[ numNonZero ] = uiBlkPos;
1673	numNonZero ++;
1674	#if MULTIBITS_DATA_HIDING
1675	if( lastNZPosInCG == -1 )
1676	{
1677	lastNZPosInCG = iScanPosSig;
1678	}
1679	firstNZPosInCG = iScanPosSig;
1680	#endif
1681	}
1682	}
1683	}
1684	#endif
1685
1686
1687	if( numNonZero )
1688	{
1689	#if MULTIBITS_DATA_HIDING
1690	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= (Int)tsig );
1691	absSum = 0;
1692	#endif // MULTIBITS_DATA_HIDING
1693
1694	UInt c1 = 1;
1695	#if !RESTRICT_GR1GR2FLAG_NUMBER
1696	UInt c2 = 0;
1697	#endif
1698	#if LEVEL_CTX_LUMA_RED
1699	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1700	#else
1701	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 3 : 0;
1702	#endif
1703	UInt uiBin;
1704
1705	if( uiNumOne > 0 )
1706	{
1707	uiCtxSet++;
1708	#if !LEVEL_CTX_LUMA_RED
1709	if(eTType==TEXT_LUMA && uiNumOne > 3)
1710	{
1711	uiCtxSet++;
1712	}
1713	#endif
1714	}
1715
1716	uiNumOne >>= 1;
1717	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1718	Int absCoeff[SCAN_SET_SIZE];
1719
1720	#if RESTRICT_GR1GR2FLAG_NUMBER
1721	for ( Int i = 0; i < numNonZero; i++) absCoeff[i] = 1;
1722	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1723	Int firstC2FlagIdx = -1;
1724
1725	for( Int idx = 0; idx < numC1Flag; idx++ )
1726	#else
1727	for( Int idx = 0; idx < numNonZero; idx++ )
1728	#endif
1729	{
1730	m_pcTDecBinIf->decodeBin( uiBin, baseCtxMod[c1] );
1731	if( uiBin == 1 )
1732	{
1733	c1 = 0;
1734	#if RESTRICT_GR1GR2FLAG_NUMBER
1735	if (firstC2FlagIdx == -1)
1736	{
1737	firstC2FlagIdx = idx;
1738	}
1739	#endif
1740	}
1741	else if( (c1 < 3) && (c1 > 0) )
1742	{
1743	c1++;
1744	}
1745	absCoeff[ idx ] = uiBin + 1;
1746	}
1747
1748	if (c1 == 0)
1749	{
1750	#if RESTRICT_GR1GR2FLAG_NUMBER
1751	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1752	if ( firstC2FlagIdx != -1)
1753	{
1754	m_pcTDecBinIf->decodeBin( uiBin, baseCtxMod[0] );
1755	absCoeff[ firstC2FlagIdx ] = uiBin + 2;
1756	}
1757	#else
1758	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + 3 * uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + 3 * uiCtxSet;
1759	for( Int idx = 0; idx < numNonZero; idx++ )
1760	{
1761	if( absCoeff[ idx ] == 2 )
1762	{
1763	m_pcTDecBinIf->decodeBin( uiBin, baseCtxMod[c2] );
1764	absCoeff[ idx ] = uiBin + 2;
1765	c2 += (c2 < 2);
1766	uiNumOne++;
1767	}
1768	}
1769	#endif
1770	}
1771
1772	#if MULTIBITS_DATA_HIDING
1773	UInt coeffSigns;
1774	if ( signHidden && beValid )
1775	{
1776	m_pcTDecBinIf->decodeBinsEP( coeffSigns, numNonZero-1 );
1777	coeffSigns <<= 32 - (numNonZero-1);
1778	}
1779	else
1780	{
1781	m_pcTDecBinIf->decodeBinsEP( coeffSigns, numNonZero );
1782	coeffSigns <<= 32 - numNonZero;
1783	}
1784	#else
1785	UInt coeffSigns;
1786	m_pcTDecBinIf->decodeBinsEP( coeffSigns, numNonZero );
1787	coeffSigns <<= 32 - numNonZero;
1788	#endif
1789
1790	#if RESTRICT_GR1GR2FLAG_NUMBER
1791	Int iFirstCoeff2 = 1;
1792	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1793	#else
1794	if (c1 == 0)
1795	#endif
1796	{
1797	for( Int idx = 0; idx < numNonZero; idx++ )
1798	{
1799	#if RESTRICT_GR1GR2FLAG_NUMBER
1800	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2) : 1;
1801
1802	if( absCoeff[ idx ] == baseLevel)
1803	{
1804	UInt uiLevel;
1805	xReadGoRiceExGolomb( uiLevel, uiGoRiceParam );
1806	absCoeff[ idx ] = uiLevel + baseLevel;
1807	}
1808
1809	if(absCoeff[ idx ] >= 2)
1810	{
1811	iFirstCoeff2 = 0;
1812	uiNumOne++;
1813	}
1814	#else
1815	if( absCoeff[ idx ] == 3 )
1816	{
1817	UInt uiLevel;
1818	xReadGoRiceExGolomb( uiLevel, uiGoRiceParam );
1819	absCoeff[ idx ] = uiLevel + 3;
1820	}
1821	#endif
1822	}
1823	}
1824
1825	for( Int idx = 0; idx < numNonZero; idx++ )
1826	{
1827	Int blkPos = pos[ idx ];
1828	#if MULTIBITS_DATA_HIDING
1829	// Signs applied later.
1830	pcCoef[ blkPos ] = absCoeff[ idx ];
1831	absSum += absCoeff[ idx ];
1832
1833	if ( idx == numNonZero-1 && signHidden && beValid )
1834	{
1835	// Infer sign of 1st element.
1836	if (absSum&0x1)
1837	pcCoef[ blkPos ] = -pcCoef[ blkPos ];
1838	}
1839	else
1840	{
1841	Int sign = static_cast<Int>( coeffSigns ) >> 31;
1842	pcCoef[ blkPos ] = ( pcCoef[ blkPos ] ^ sign ) - sign;
1843	coeffSigns <<= 1;
1844	}
1845	#else
1846	Int sign = static_cast<Int>( coeffSigns ) >> 31;
1847	pcCoef[ blkPos ] = ( absCoeff[ idx ] ^ sign ) - sign;
1848	coeffSigns <<= 1;
1849	#endif
1850	}
1851	}
1852	else
1853	{
1854	uiNumOne >>= 1;
1855	}
1856	}
1857
1858	return;
1859	}
1860
1861
1862	#if SAO_UNIT_INTERLEAVING
1863	Void TDecSbac::parseSaoUvlc (UInt& ruiVal)
1864	{
1865	UInt uiCode;
1866	Int i;
1867
1868	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
1869	if ( uiCode == 0 )
1870	{
1871	ruiVal = 0;
1872	return;
1873	}
1874
1875	i=1;
1876	while (1)
1877	{
1878	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
1879	if ( uiCode == 0 ) break;
1880	i++;
1881	}
1882
1883	ruiVal = i;
1884	}
1885
1886	Void TDecSbac::parseSaoSvlc (Int& riVal)
1887	{
1888	UInt uiCode;
1889	Int iSign;
1890	Int i;
1891
1892	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
1893
1894	if ( uiCode == 0 )
1895	{
1896	riVal = 0;
1897	return;
1898	}
1899
1900	// read sign
1901	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
1902
1903	if ( uiCode == 0 )
1904	{
1905	iSign = 1;
1906	}
1907	else
1908	{
1909	iSign = -1;
1910	}
1911
1912	// read magnitude
1913	i=1;
1914	while (1)
1915	{
1916	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
1917	if ( uiCode == 0 ) break;
1918	i++;
1919	}
1920
1921	riVal = i*iSign;
1922	}
1923
1924	Void TDecSbac::parseSaoUflc (UInt& riVal)
1925	{
1926	UInt uiSymbol;
1927	riVal = 0;
1928	for (Int i=0;i<5;i++)
1929	{
1930	m_pcTDecBinIf->decodeBinEP ( uiSymbol );
1931	if (uiSymbol)
1932	{
1933	riVal \|= (1<<i);
1934	}
1935	}
1936	}
1937	Void TDecSbac::parseSaoMergeLeft (UInt& ruiVal, UInt uiCompIdx)
1938	{
1939	UInt uiCode;
1940	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ) );
1941	ruiVal = (Int)uiCode;
1942	}
1943
1944	Void TDecSbac::parseSaoMergeUp (UInt& ruiVal)
1945	{
1946	UInt uiCode;
1947	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoMergeUpSCModel.get( 0, 0, 0 ) );
1948	ruiVal = (Int)uiCode;
1949	}
1950	Void TDecSbac::parseSaoTypeIdx (UInt& ruiVal)
1951	{
1952	UInt uiCode;
1953	Int i;
1954	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1955	if ( uiCode == 0 )
1956	{
1957	ruiVal = 0;
1958	return;
1959	}
1960	i=1;
1961	while (1)
1962	{
1963	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
1964	if ( uiCode == 0 ) break;
1965	i++;
1966	}
1967	ruiVal = i;
1968	}
1969
1970	inline Void copySaoOneLcuParam(SaoLcuParam* psDst, SaoLcuParam* psSrc)
1971	{
1972	Int i;
1973	psDst->partIdx = psSrc->partIdx;
1974	psDst->typeIdx = psSrc->typeIdx;
1975	if (psDst->typeIdx != -1)
1976	{
1977	if (psDst->typeIdx == SAO_BO)
1978	{
1979	psDst->bandPosition = psSrc->bandPosition ;
1980	}
1981	else
1982	{
1983	psDst->bandPosition = 0;
1984	}
1985	psDst->length = psSrc->length;
1986	for (i=0;i<psDst->length;i++)
1987	{
1988	psDst->offset[i] = psSrc->offset[i];
1989	}
1990	}
1991	else
1992	{
1993	psDst->length = 0;
1994	for (i=0;i<SAO_BO_LEN;i++)
1995	{
1996	psDst->offset[i] = 0;
1997	}
1998	}
1999	}
2000	Void TDecSbac::parseSaoOffset(SaoLcuParam* psSaoLcuParam)
2001	{
2002	UInt uiSymbol;
2003	Int iSymbol;
2004	static Int iTypeLength[MAX_NUM_SAO_TYPE] = {
2005	SAO_EO_LEN,
2006	SAO_EO_LEN,
2007	SAO_EO_LEN,
2008	SAO_EO_LEN,
2009	SAO_BO_LEN
2010	};
2011
2012	parseSaoTypeIdx(uiSymbol);
2013	psSaoLcuParam->typeIdx = (Int)uiSymbol - 1;
2014	if (uiSymbol)
2015	{
2016	psSaoLcuParam->length = iTypeLength[psSaoLcuParam->typeIdx];
2017	if( psSaoLcuParam->typeIdx == SAO_BO )
2018	{
2019	// Parse Left Band Index
2020	parseSaoUflc( uiSymbol );
2021	psSaoLcuParam->bandPosition = uiSymbol;
2022	for(Int i=0; i< psSaoLcuParam->length; i++)
2023	{
2024	parseSaoSvlc(iSymbol);
2025	psSaoLcuParam->offset[i] = iSymbol;
2026	}
2027	}
2028	else if( psSaoLcuParam->typeIdx < 4 )
2029	{
2030	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[0] = uiSymbol;
2031	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[1] = uiSymbol;
2032	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[2] = -(Int)uiSymbol;
2033	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[3] = -(Int)uiSymbol;
2034	}
2035	}
2036	else
2037	{
2038	psSaoLcuParam->length = 0;
2039	}
2040	}
2041
2042	Void TDecSbac::parseSaoOneLcuInterleaving(Int rx, Int ry, SAOParam* pSaoParam, TComDataCU* pcCU, Int iCUAddrInSlice, Int iCUAddrUpInSlice, Bool bLFCrossSliceBoundaryFlag)
2043	{
2044	Int iAddr = pcCU->getAddr();
2045	UInt uiSymbol;
2046	for (Int iCompIdx=0; iCompIdx<3; iCompIdx++)
2047	{
2048	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = 0;
2049	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = 0;
2050	pSaoParam->saoLcuParam[iCompIdx][iAddr].bandPosition = 0;
2051	pSaoParam->saoLcuParam[iCompIdx][iAddr].typeIdx = -1;
2052	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[0] = 0;
2053	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[1] = 0;
2054	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[2] = 0;
2055	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[3] = 0;
2056
2057	if (pSaoParam->bSaoFlag[iCompIdx])
2058	{
2059	if (rx>0 && iCUAddrInSlice!=0)
2060	{
2061	parseSaoMergeLeft(uiSymbol,iCompIdx); pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = (Int)uiSymbol;
2062	}
2063	else
2064	{
2065	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = 0;
2066	}
2067
2068	if (pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag==0)
2069	{
2070	if ((ry > 0) && (iCUAddrUpInSlice>0\|\|bLFCrossSliceBoundaryFlag))
2071	{
2072	parseSaoMergeUp(uiSymbol); pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = uiSymbol;
2073	}
2074	else
2075	{
2076	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = 0;
2077	}
2078	if (!pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag)
2079	{
2080	parseSaoOffset(&(pSaoParam->saoLcuParam[iCompIdx][iAddr]));
2081	}
2082	else
2083	{
2084	copySaoOneLcuParam(&pSaoParam->saoLcuParam[iCompIdx][iAddr], &pSaoParam->saoLcuParam[iCompIdx][iAddr-pSaoParam->numCuInWidth]);
2085	}
2086	}
2087	else
2088	{
2089	copySaoOneLcuParam(&pSaoParam->saoLcuParam[iCompIdx][iAddr], &pSaoParam->saoLcuParam[iCompIdx][iAddr-1]);
2090	}
2091	}
2092	else
2093	{
2094	pSaoParam->saoLcuParam[iCompIdx][iAddr].typeIdx = -1;
2095	pSaoParam->saoLcuParam[iCompIdx][iAddr].bandPosition = 0;
2096	}
2097	}
2098	}
2099	#endif
2100
2101	/**
2102	- Initialize our contexts from the nominated source.
2103	.
2104	\param pSrc Contexts to be copied.
2105	*/
2106	Void TDecSbac::xCopyContextsFrom( TDecSbac* pSrc )
2107	{
2108	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2109	}
2110
2111	Void TDecSbac::xCopyFrom( TDecSbac* pSrc )
2112	{
2113	m_pcTDecBinIf->copyState( pSrc->m_pcTDecBinIf );
2114
2115	m_uiLastQp = pSrc->m_uiLastQp;
2116	xCopyContextsFrom( pSrc );
2117
2118	}
2119
2120	Void TDecSbac::load ( TDecSbac* pScr )
2121	{
2122	xCopyFrom(pScr);
2123	}
2124
2125	Void TDecSbac::loadContexts ( TDecSbac* pScr )
2126	{
2127	xCopyContextsFrom(pScr);
2128	}
2129
2130	#if OL_FLUSH
2131	Void TDecSbac::decodeFlush ( )
2132	{
2133	UInt uiBit;
2134	m_pcTDecBinIf->decodeBinTrm(uiBit);
2135	m_pcTDecBinIf->flush();
2136
2137	}
2138	#endif
2139
2140	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX \|\| (LGE_EDGE_INTRA && LGE_EDGE_INTRA_DELTA_DC)
2141	Void TDecSbac::xReadExGolombLevel( UInt& ruiSymbol, ContextModel& rcSCModel )
2142	{
2143	UInt uiSymbol;
2144	UInt uiCount = 0;
2145	do
2146	{
2147	m_pcTDecBinIf->decodeBin( uiSymbol, rcSCModel );
2148	uiCount++;
2149	}
2150	while( uiSymbol && ( uiCount != 13 ) );
2151
2152	ruiSymbol = uiCount - 1;
2153
2154	if( uiSymbol )
2155	{
2156	xReadEpExGolomb( uiSymbol, 0 );
2157	ruiSymbol += uiSymbol + 1;
2158	}
2159
2160	return;
2161	}
2162	#endif
2163	#if HHI_DMM_WEDGE_INTRA
2164	Void TDecSbac::xParseWedgeFullInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2165	{
2166	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2167	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2168
2169	UInt uiSymbol, uiTabIdx = 0;
2170	for ( Int i = 0; i < iBits; i++ )
2171	{
2172	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 0) );
2173	uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0;
2174	uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0;
2175	uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0;
2176	uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0;
2177	uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0;
2178	uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0;
2179	uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0;
2180	uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0;
2181	uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0;
2182	uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0;
2183	uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0;
2184	uiTabIdx += ( uiSymbol && i == 11 ) ? 2048 : 0;
2185	uiTabIdx += ( uiSymbol && i == 12 ) ? 4096 : 0;
2186	}
2187
2188	pcCU->setWedgeFullTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth );
2189	}
2190
2191	Void TDecSbac::xParseWedgeFullDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2192	{
2193	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2194	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2195
2196	UInt uiSymbol, uiTabIdx = 0;
2197	for ( Int i = 0; i < iBits; i++ )
2198	{
2199	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 0) );
2200	uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0;
2201	uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0;
2202	uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0;
2203	uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0;
2204	uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0;
2205	uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0;
2206	uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0;
2207	uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0;
2208	uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0;
2209	uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0;
2210	uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0;
2211	uiTabIdx += ( uiSymbol && i == 11 ) ? 2048 : 0;
2212	uiTabIdx += ( uiSymbol && i == 12 ) ? 4096 : 0;
2213	}
2214
2215	pcCU->setWedgeFullTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth );
2216
2217	UInt uiDC1, uiDC2;
2218	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
2219	Int iDC1 = uiDC1;
2220	if ( uiDC1 )
2221	{
2222	UInt uiSign;
2223	m_pcTDecBinIf->decodeBinEP( uiSign );
2224	if ( uiSign )
2225	{
2226	iDC1 = -iDC1;
2227	}
2228	}
2229	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
2230	Int iDC2 = uiDC2;
2231	if ( uiDC2 )
2232	{
2233	UInt uiSign;
2234	m_pcTDecBinIf->decodeBinEP( uiSign );
2235	if ( uiSign )
2236	{
2237	iDC2 = -iDC2;
2238	}
2239	}
2240
2241	pcCU->setWedgeFullDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
2242	pcCU->setWedgeFullDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
2243	}
2244
2245	Void TDecSbac::xParseWedgePredDirInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2246	{
2247	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2248	{
2249	UInt uiDeltaEnd = 0;
2250	m_pcTDecBinIf->decodeBin( uiDeltaEnd, m_cDmmDataSCModel.get(0, 0, 2) );
2251
2252	Int iDeltaEnd;
2253	if( uiDeltaEnd != 0 )
2254	{
2255	UInt uiAbsValMinus1;
2256	UInt uiSymbol;
2257	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 = uiSymbol;
2258	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 \|= uiSymbol << 1;
2259	uiDeltaEnd = uiAbsValMinus1 + 1;
2260
2261	iDeltaEnd = uiDeltaEnd;
2262	UInt uiSign;
2263	m_pcTDecBinIf->decodeBinEP( uiSign );
2264	if( uiSign )
2265	{
2266	iDeltaEnd = -iDeltaEnd;
2267	}
2268	}
2269	else
2270	{
2271	iDeltaEnd = 0;
2272	}
2273	pcCU->setWedgePredDirDeltaEndSubParts( iDeltaEnd, uiAbsPartIdx, uiDepth );
2274	}
2275	}
2276
2277	Void TDecSbac::xParseWedgePredDirDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2278	{
2279	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2280	{
2281	UInt uiDeltaEnd = 0;
2282	m_pcTDecBinIf->decodeBin( uiDeltaEnd, m_cDmmDataSCModel.get(0, 0, 2) );
2283
2284	Int iDeltaEnd;
2285	if( uiDeltaEnd != 0 )
2286	{
2287	UInt uiAbsValMinus1;
2288	UInt uiSymbol;
2289	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 = uiSymbol;
2290	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 \|= uiSymbol << 1;
2291	uiDeltaEnd = uiAbsValMinus1 + 1;
2292
2293	iDeltaEnd = uiDeltaEnd;
2294	UInt uiSign;
2295	m_pcTDecBinIf->decodeBinEP( uiSign );
2296	if( uiSign )
2297	{
2298	iDeltaEnd = -iDeltaEnd;
2299	}
2300	}
2301	else
2302	{
2303	iDeltaEnd = 0;
2304	}
2305
2306	pcCU->setWedgePredDirDeltaEndSubParts( iDeltaEnd, uiAbsPartIdx, uiDepth );
2307	}
2308
2309	UInt uiDC1, uiDC2;
2310	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
2311	Int iDC1 = uiDC1;
2312	if ( uiDC1 )
2313	{
2314	UInt uiSign;
2315	m_pcTDecBinIf->decodeBinEP( uiSign );
2316	if ( uiSign )
2317	{
2318	iDC1 = -iDC1;
2319	}
2320	}
2321	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
2322	Int iDC2 = uiDC2;
2323	if ( uiDC2 )
2324	{
2325	UInt uiSign;
2326	m_pcTDecBinIf->decodeBinEP( uiSign );
2327	if ( uiSign )
2328	{
2329	iDC2 = -iDC2;
2330	}
2331	}
2332
2333	pcCU->setWedgePredDirDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
2334	pcCU->setWedgePredDirDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
2335	}
2336	#endif
2337	#if HHI_DMM_PRED_TEX
2338	Void TDecSbac::xParseWedgePredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2339	{
2340	UInt uiDC1, uiDC2;
2341	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
2342	Int iDC1 = uiDC1;
2343	if ( uiDC1 )
2344	{
2345	UInt uiSign;
2346	m_pcTDecBinIf->decodeBinEP( uiSign );
2347	if ( uiSign )
2348	{
2349	iDC1 = -iDC1;
2350	}
2351	}
2352	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
2353	Int iDC2 = uiDC2;
2354	if ( uiDC2 )
2355	{
2356	UInt uiSign;
2357	m_pcTDecBinIf->decodeBinEP( uiSign );
2358	if ( uiSign )
2359	{
2360	iDC2 = -iDC2;
2361	}
2362	}
2363
2364	pcCU->setWedgePredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
2365	pcCU->setWedgePredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
2366	}
2367
2368	Void TDecSbac::xParseContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2369	{
2370	UInt uiDC1, uiDC2;
2371	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
2372	Int iDC1 = uiDC1;
2373	if ( uiDC1 )
2374	{
2375	UInt uiSign;
2376	m_pcTDecBinIf->decodeBinEP( uiSign );
2377	if ( uiSign )
2378	{
2379	iDC1 = -iDC1;
2380	}
2381	}
2382	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
2383	Int iDC2 = uiDC2;
2384	if ( uiDC2 )
2385	{
2386	UInt uiSign;
2387	m_pcTDecBinIf->decodeBinEP( uiSign );
2388	if ( uiSign )
2389	{
2390	iDC2 = -iDC2;
2391	}
2392	}
2393
2394	pcCU->setContourPredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
2395	pcCU->setContourPredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
2396	}
2397	#endif
2398
2399	#if LGE_EDGE_INTRA
2400	Void TDecSbac::xParseEdgeIntraInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2401	{
2402	UInt uiSymbol = 0;
2403
2404	// 1. Top(0) or Left(1)
2405	UChar ucLeft;
2406	m_pcTDecBinIf->decodeBinEP( uiSymbol );
2407	ucLeft = uiSymbol;
2408
2409	// 2. Start position (lowest bit first)
2410	UChar ucStart = 0;
2411	for( UInt ui = 0; ui < 6 - uiDepth; ui++ )
2412	{
2413	m_pcTDecBinIf->decodeBinEP( uiSymbol );
2414	ucStart \|= (uiSymbol << ui);
2415	}
2416
2417	// 3. Number of edges
2418	UChar ucMax = 0;
2419	for( UInt ui = 0; ui < 7 - uiDepth; ui++ )
2420	{
2421	m_pcTDecBinIf->decodeBinEP( uiSymbol );
2422	ucMax \|= (uiSymbol << ui);
2423	}
2424	ucMax++; // +1
2425
2426	// 4. Edges
2427	UChar* pucSymbolList = (UChar) xMalloc( UChar, 256 LGE_EDGE_INTRA_MAX_EDGE_NUM_PER_4x4 );
2428	UInt uiCtxEdgeIntra = pcCU->getCtxEdgeIntra( uiAbsPartIdx );
2429	for( Int iPtr = 0; iPtr < ucMax; iPtr++ )
2430	{
2431	UChar ucEdge = 0;
2432	UInt uiReorderEdge = 0;
2433	// Left-friendly direction
2434	// 0 ( 0deg) => 0
2435	// 1 ( 45deg) => 10
2436	// 2 ( -45deg) => 110
2437	// 3 ( 90deg) => 1110
2438	// 4 ( -90deg) => 11110
2439	// 5 ( 135deg) => 111110
2440	// 6 (-135deg) => 111111
2441	// Right-friendly direction
2442	// 0 ( 0deg) => 0
2443	// 1 ( -45deg) => 10
2444	// 2 ( 45deg) => 110
2445	// 3 ( -90deg) => 1110
2446	// 4 ( 90deg) => 11110
2447	// 5 (-135deg) => 111110
2448	// 6 ( 135deg) => 111111
2449	// refer to a paper "An efficient chain code with Huffman coding"
2450	for( UInt ui = 0; ui < 6; ui++ )
2451	{
2452	m_pcTDecBinIf->decodeBin( uiSymbol, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
2453	ucEdge <<= 1;
2454	ucEdge \|= uiSymbol;
2455	if( uiSymbol == 0 )
2456	break;
2457	}
2458
2459	switch( ucEdge )
2460	{
2461	case 0 : // "0"
2462	uiReorderEdge = 0;
2463	break;
2464	case 2 : // "10"
2465	uiReorderEdge = 1;
2466	break;
2467	case 6 : // "110"
2468	uiReorderEdge = 2;
2469	break;
2470	case 14 : // "1110"
2471	uiReorderEdge = 3;
2472	break;
2473	case 30 : // "11110"
2474	uiReorderEdge = 4;
2475	break;
2476	case 62 : // "111110"
2477	uiReorderEdge = 5;
2478	break;
2479	case 63 : // "111111"
2480	uiReorderEdge = 6;
2481	break;
2482	default :
2483	printf("parseIntraEdgeChain: error (unknown code %d)\n",ucEdge);
2484	assert(false);
2485	break;
2486	}
2487	pucSymbolList[iPtr] = uiReorderEdge;
2488	}
2489	/////////////////////
2490	// Edge Reconstruction
2491	Bool* pbRegion = pcCU->getEdgePartition( uiAbsPartIdx );
2492	pcCU->reconPartition( uiAbsPartIdx, uiDepth, ucLeft == 1, ucStart, ucMax, pucSymbolList, pbRegion );
2493	xFree( pucSymbolList );
2494	}
2495	#endif
2496
2497	//! \}

Note: See TracBrowser for help on using the repository browser.

JCT-3V 3D-HEVC

Context navigation

source: 3DVCSoftware/branches/HTM-4.0.1-VSP-dev0/source/Lib/TLibDecoder/TDecSbac.cpp @ 193

Download in other formats: