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TDecSbac.cpp @ 389

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Last change on this file since 389 was 382, checked in by zhang, 12 years ago
JCT3V-D0195 and Results for D0183/D0195
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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) 2010-2012, 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	#if RWTH_SDC_DLT_B0036
41	#define GetNumDepthValues() (pcCU->getSlice()->getSPS()->getNumDepthValues())
42	#define GetBitsPerDepthValue() (pcCU->getSlice()->getSPS()->getBitsPerDepthValue())
43	#endif
44
45	//! \ingroup TLibDecoder
46	//! \{
47
48	//////////////////////////////////////////////////////////////////////
49	// Construction/Destruction
50	//////////////////////////////////////////////////////////////////////
51
52	TDecSbac::TDecSbac()
53	// new structure here
54	: m_pcBitstream ( 0 )
55	, m_pcTDecBinIf ( NULL )
56	, m_numContextModels ( 0 )
57	, m_cCUSplitFlagSCModel ( 1, 1, NUM_SPLIT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels )
58	, m_cCUSkipFlagSCModel ( 1, 1, NUM_SKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
59	#if LGE_ILLUCOMP_B0045
60	, m_cCUICFlagSCModel ( 1, 1, NUM_IC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
61	#endif
62	, m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
63	, m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
64	#if H3D_IVRP
65	, m_cResPredFlagSCModel ( 1, 1, NUM_RES_PRED_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
66	#endif
67	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
68	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
69	, m_cCUAlfCtrlFlagSCModel ( 1, 1, NUM_ALF_CTRL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
70	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
71	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
72	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
73	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
74	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
75	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
76	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
77	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
78	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
79	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
80	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
81	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
82	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
83	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
84	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
85	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
86	, m_cALFFlagSCModel ( 1, 1, NUM_ALF_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
87	, m_cALFUvlcSCModel ( 1, 1, NUM_ALF_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cALFSvlcSCModel ( 1, 1, NUM_ALF_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	, m_cCUAMPSCModel ( 1, 1, NUM_CU_AMP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
90	, m_cSaoFlagSCModel ( 1, 1, NUM_SAO_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
91	, m_cSaoUvlcSCModel ( 1, 1, NUM_SAO_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
92	, m_cSaoSvlcSCModel ( 1, 1, NUM_SAO_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_cSaoMergeLeftSCModel ( 1, 1, NUM_SAO_MERGE_LEFT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
94	, m_cSaoMergeUpSCModel ( 1, 1, NUM_SAO_MERGE_UP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
95	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
96	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
97	#if !PKU_QC_DEPTH_INTRA_UNI_D0195
98	, m_cDmmFlagSCModel ( 1, 1, NUM_DMM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
99	, m_cDmmModeSCModel ( 1, 1, NUM_DMM_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
100	#endif
101	, m_cDmmDataSCModel ( 1, 1, NUM_DMM_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
102	#endif
103	#if LGE_EDGE_INTRA_A0070
104	, m_cEdgeIntraSCModel ( 1, 1, NUM_EDGE_INTRA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
105	#if LGE_EDGE_INTRA_DELTA_DC
106	, m_cEdgeIntraDeltaDCSCModel ( 1, 1, NUM_EDGE_INTRA_DELTA_DC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
107	#endif
108	#endif
109	#if RWTH_SDC_DLT_B0036
110	#if !PKU_QC_DEPTH_INTRA_UNI_D0195
111	, m_cSDCFlagSCModel ( 1, 1, SDC_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
112	#else
113	, m_cDepthModeModel ( 1, 1, DEPTH_MODE_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
114	, m_cDmmDeltaFlagModel ( 1, 1, DMM_DELTA_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
115	#endif
116	, m_cSDCResidualFlagSCModel ( 1, 2, SDC_NUM_RESIDUAL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
117	, m_cSDCResidualSignFlagSCModel ( 1, 2, SDC_NUM_SIGN_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
118	, m_cSDCResidualSCModel ( 1, 2, SDC_NUM_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels)
119	, m_cSDCPredModeSCModel ( 1, 3, SDC_NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
120	#endif
121	{
122	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
123	m_iSliceGranularity = 0;
124	}
125
126	TDecSbac::~TDecSbac()
127	{
128	}
129
130	// ====================================================================================================================
131	// Public member functions
132	// ====================================================================================================================
133
134	#if CABAC_INIT_FLAG
135	Void TDecSbac::resetEntropy(TComSlice* pSlice)
136	{
137	SliceType sliceType = pSlice->getSliceType();
138	Int qp = pSlice->getSliceQp();
139
140	if (pSlice->getPPS()->getCabacInitPresentFlag() && pSlice->getCabacInitFlag())
141	{
142	switch (sliceType)
143	{
144	case P_SLICE: // change initialization table to B_SLICE initialization
145	sliceType = B_SLICE;
146	break;
147	case B_SLICE: // change initialization table to P_SLICE initialization
148	sliceType = P_SLICE;
149	break;
150	default : // should not occur
151	assert(0);
152	}
153	}
154
155	#else
156	Void TDecSbac::resetEntropywithQPandInitIDC (Int qp, Int iID)
157	{
158	SliceType sliceType = (SliceType)iID;
159	#endif
160
161	m_cCUSplitFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SPLIT_FLAG );
162	m_cCUSkipFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SKIP_FLAG );
163	#if LGE_ILLUCOMP_B0045
164	m_cCUICFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_IC_FLAG );
165	#endif
166	m_cCUMergeFlagExtSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT );
167	m_cCUMergeIdxExtSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MERGE_IDX_EXT );
168	#if H3D_IVRP
169	m_cResPredFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_RES_PRED_FLAG );
170	#endif
171	m_cCUAlfCtrlFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_CTRL_FLAG );
172	m_cCUPartSizeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_PART_SIZE );
173	m_cCUAMPSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CU_AMP_POS );
174	m_cCUPredModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_PRED_MODE );
175	m_cCUIntraPredSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
176	m_cCUChromaPredSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
177	m_cCUInterDirSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_INTER_DIR );
178	m_cCUMvdSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MVD );
179	m_cCURefPicSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_REF_PIC );
180	m_cCUDeltaQpSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DQP );
181	m_cCUQtCbfSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_QT_CBF );
182	m_cCUQtRootCbfSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
183	m_cCUSigCoeffGroupSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
184	m_cCUSigSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SIG_FLAG );
185	m_cCuCtxLastX.initBuffer ( sliceType, qp, (UChar*)INIT_LAST );
186	m_cCuCtxLastY.initBuffer ( sliceType, qp, (UChar*)INIT_LAST );
187	m_cCUOneSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ONE_FLAG );
188	m_cCUAbsSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ABS_FLAG );
189	m_cMVPIdxSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MVP_IDX );
190	m_cALFFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_FLAG );
191	m_cALFUvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_UVLC );
192	m_cALFSvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_SVLC );
193	m_cSaoFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_FLAG );
194	m_cSaoUvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_UVLC );
195	m_cSaoSvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_SVLC );
196	m_cSaoMergeLeftSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
197	m_cSaoMergeUpSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
198	m_cSaoTypeIdxSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
199
200	m_cCUTransSubdivFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
201	#if LGE_EDGE_INTRA_A0070
202	m_cEdgeIntraSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_EDGE_INTRA );
203	#if LGE_EDGE_INTRA_DELTA_DC
204	m_cEdgeIntraDeltaDCSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_EDGE_INTRA_DELTA_DC );
205	#endif
206	#endif
207	m_uiLastDQpNonZero = 0;
208	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
209	#if !PKU_QC_DEPTH_INTRA_UNI_D0195
210	m_cDmmFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_FLAG );
211	m_cDmmModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_MODE );
212	#endif
213	m_cDmmDataSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_DATA );
214	#endif
215	#if RWTH_SDC_DLT_B0036
216	#if !PKU_QC_DEPTH_INTRA_UNI_D0195
217	m_cSDCFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_FLAG );
218	#else
219	m_cDepthModeModel.initBuffer ( sliceType, qp, (UChar*)INIT_DEPTHMODE_FLAG );
220	m_cDmmDeltaFlagModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMMDELTA_FLAG );
221	#endif
222	m_cSDCResidualFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
223	m_cSDCResidualSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_RESIDUAL );
224	m_cSDCResidualSignFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_SIGN_FLAG );
225	m_cSDCPredModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_PRED_MODE );
226	#endif
227
228	// new structure
229	m_uiLastQp = qp;
230
231	m_pcTDecBinIf->start();
232	}
233
234	/** The function does the following: Read out terminate bit. Flush CABAC. Byte-align for next tile.
235	* Intialize CABAC states. Start CABAC.
236	*/
237	Void TDecSbac::updateContextTables( SliceType eSliceType, Int iQp )
238	{
239	UInt uiBit;
240	m_pcTDecBinIf->decodeBinTrm(uiBit);
241	m_pcTDecBinIf->finish();
242	#if !OL_FLUSH_ALIGN
243	// Account for misaligned CABAC.
244	Int iCABACReadAhead = m_pcTDecBinIf->getBitsReadAhead();
245	iCABACReadAhead--;
246	Int iStreamBits = 8-m_pcBitstream->getNumBitsUntilByteAligned();
247	if (iCABACReadAhead >= iStreamBits)
248	{
249	// Misaligned CABAC has read into the 1st byte of the next tile.
250	// Back up a byte prior to alignment.
251	m_pcBitstream->backupByte();
252	}
253	#endif
254	m_pcBitstream->readOutTrailingBits();
255	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
256	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
257	#if LGE_ILLUCOMP_B0045
258	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
259	#endif
260	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT );
261	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT );
262	#if H3D_IVRP
263	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
264	#endif
265	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
266	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
267	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
268	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
269	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
270	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
271	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
272	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
273	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
274	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
275	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
276	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
277	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
278	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
279	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
280	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
281	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
282	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
283	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
284	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
285	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
286	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
287	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
288	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
289	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
290	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
291	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
292	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
293	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
294	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
295	#if !PKU_QC_DEPTH_INTRA_UNI_D0195
296	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
297	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
298	#endif
299	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
300	#endif
301	#if RWTH_SDC_DLT_B0036
302	#if !PKU_QC_DEPTH_INTRA_UNI_D0195
303	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
304	#else
305	m_cDepthModeModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DEPTHMODE_FLAG );
306	m_cDmmDeltaFlagModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMMDELTA_FLAG );
307	#endif
308	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
309	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
310	m_cSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_SIGN_FLAG );
311	m_cSDCPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_PRED_MODE );
312	#endif
313
314	m_pcTDecBinIf->start();
315	}
316
317	Void TDecSbac::readTileMarker( UInt& uiTileIdx, UInt uiBitsUsed )
318	{
319	UInt uiSymbol;
320	uiTileIdx = 0;
321	for (Int iShift=uiBitsUsed-1; iShift>=0; iShift--)
322	{
323	m_pcTDecBinIf->decodeBinEP ( uiSymbol );
324	if (uiSymbol)
325	{
326	uiTileIdx \|= (1<<iShift);
327	}
328	}
329	}
330
331	Void TDecSbac::parseTerminatingBit( UInt& ruiBit )
332	{
333	m_pcTDecBinIf->decodeBinTrm( ruiBit );
334	}
335
336
337	Void TDecSbac::xReadUnaryMaxSymbol( UInt& ruiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
338	{
339	if (uiMaxSymbol == 0)
340	{
341	ruiSymbol = 0;
342	return;
343	}
344
345	m_pcTDecBinIf->decodeBin( ruiSymbol, pcSCModel[0] );
346
347	if( ruiSymbol == 0 \|\| uiMaxSymbol == 1 )
348	{
349	return;
350	}
351
352	UInt uiSymbol = 0;
353	UInt uiCont;
354
355	do
356	{
357	m_pcTDecBinIf->decodeBin( uiCont, pcSCModel[ iOffset ] );
358	uiSymbol++;
359	}
360	while( uiCont && ( uiSymbol < uiMaxSymbol - 1 ) );
361
362	if( uiCont && ( uiSymbol == uiMaxSymbol - 1 ) )
363	{
364	uiSymbol++;
365	}
366
367	ruiSymbol = uiSymbol;
368	}
369
370	Void TDecSbac::xReadEpExGolomb( UInt& ruiSymbol, UInt uiCount )
371	{
372	UInt uiSymbol = 0;
373	UInt uiBit = 1;
374
375	while( uiBit )
376	{
377	m_pcTDecBinIf->decodeBinEP( uiBit );
378	uiSymbol += uiBit << uiCount++;
379	}
380
381	if ( --uiCount )
382	{
383	UInt bins;
384	m_pcTDecBinIf->decodeBinsEP( bins, uiCount );
385	uiSymbol += bins;
386	}
387
388	ruiSymbol = uiSymbol;
389	}
390
391	Void TDecSbac::xReadUnarySymbol( UInt& ruiSymbol, ContextModel* pcSCModel, Int iOffset )
392	{
393	m_pcTDecBinIf->decodeBin( ruiSymbol, pcSCModel[0] );
394
395	if( !ruiSymbol )
396	{
397	return;
398	}
399
400	UInt uiSymbol = 0;
401	UInt uiCont;
402
403	do
404	{
405	m_pcTDecBinIf->decodeBin( uiCont, pcSCModel[ iOffset ] );
406	uiSymbol++;
407	}
408	while( uiCont );
409
410	ruiSymbol = uiSymbol;
411	}
412
413	/** Parsing of coeff_abs_level_minus3
414	* \param ruiSymbol reference to coeff_abs_level_minus3
415	* \param ruiGoRiceParam reference to Rice parameter
416	* \returns Void
417	*/
418	Void TDecSbac::xReadGoRiceExGolomb( UInt &ruiSymbol, UInt &ruiGoRiceParam )
419	{
420	Bool bExGolomb = false;
421	UInt uiCodeWord = 0;
422	UInt uiQuotient = 0;
423	UInt uiRemainder = 0;
424	UInt uiMaxVlc = g_auiGoRiceRange[ ruiGoRiceParam ];
425	UInt uiMaxPreLen = g_auiGoRicePrefixLen[ ruiGoRiceParam ];
426
427	do
428	{
429	uiQuotient++;
430	m_pcTDecBinIf->decodeBinEP( uiCodeWord );
431	}
432	while( uiCodeWord && uiQuotient < uiMaxPreLen );
433
434	uiCodeWord = 1 - uiCodeWord;
435	uiQuotient -= uiCodeWord;
436
437	if ( ruiGoRiceParam > 0 )
438	{
439	m_pcTDecBinIf->decodeBinsEP( uiRemainder, ruiGoRiceParam );
440	}
441
442	ruiSymbol = uiRemainder + ( uiQuotient << ruiGoRiceParam );
443	bExGolomb = ruiSymbol == ( uiMaxVlc + 1 );
444
445	if( bExGolomb )
446	{
447	xReadEpExGolomb( uiCodeWord, 0 );
448	ruiSymbol += uiCodeWord;
449	}
450
451	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( ruiSymbol, 23 ) ];
452
453	return;
454	}
455
456
457	/** Parse I_PCM information.
458	* \param pcCU
459	* \param uiAbsPartIdx
460	* \param uiDepth
461	* \returns Void
462	*
463	* If I_PCM flag indicates that the CU is I_PCM, parse its PCM alignment bits and codes.
464	*/
465	Void TDecSbac::parseIPCMInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
466	{
467	UInt uiSymbol;
468	Int numSubseqIPCM = 0;
469	Bool readPCMSampleFlag = false;
470
471	if(pcCU->getNumSucIPCM() > 0)
472	{
473	readPCMSampleFlag = true;
474	}
475	else
476	{
477	m_pcTDecBinIf->decodeBinTrm(uiSymbol);
478
479	if (uiSymbol)
480	{
481	readPCMSampleFlag = true;
482	m_pcTDecBinIf->decodeNumSubseqIPCM(numSubseqIPCM);
483	pcCU->setNumSucIPCM(numSubseqIPCM + 1);
484	m_pcTDecBinIf->decodePCMAlignBits();
485	}
486	}
487
488	if (readPCMSampleFlag == true)
489	{
490	Bool bIpcmFlag = true;
491
492
493	pcCU->setPartSizeSubParts ( SIZE_2Nx2N, uiAbsPartIdx, uiDepth );
494	pcCU->setSizeSubParts ( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth );
495	pcCU->setIPCMFlagSubParts ( bIpcmFlag, uiAbsPartIdx, uiDepth );
496
497	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
498	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
499	UInt uiChromaOffset = uiLumaOffset>>2;
500
501	Pel* piPCMSample;
502	UInt uiWidth;
503	UInt uiHeight;
504	UInt uiSampleBits;
505	UInt uiX, uiY;
506
507	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
508	uiWidth = pcCU->getWidth(uiAbsPartIdx);
509	uiHeight = pcCU->getHeight(uiAbsPartIdx);
510	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
511
512	for(uiY = 0; uiY < uiHeight; uiY++)
513	{
514	for(uiX = 0; uiX < uiWidth; uiX++)
515	{
516	UInt uiSample;
517	m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample);
518	piPCMSample[uiX] = uiSample;
519	}
520	piPCMSample += uiWidth;
521	}
522
523	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
524	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
525	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
526	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
527
528	for(uiY = 0; uiY < uiHeight; uiY++)
529	{
530	for(uiX = 0; uiX < uiWidth; uiX++)
531	{
532	UInt uiSample;
533	m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample);
534	piPCMSample[uiX] = uiSample;
535	}
536	piPCMSample += uiWidth;
537	}
538
539	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
540	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
541	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
542	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
543
544	for(uiY = 0; uiY < uiHeight; uiY++)
545	{
546	for(uiX = 0; uiX < uiWidth; uiX++)
547	{
548	UInt uiSample;
549	m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample);
550	piPCMSample[uiX] = uiSample;
551	}
552	piPCMSample += uiWidth;
553	}
554
555	pcCU->setNumSucIPCM( pcCU->getNumSucIPCM() - 1);
556	if(pcCU->getNumSucIPCM() == 0)
557	{
558	m_pcTDecBinIf->resetBac();
559	}
560	}
561	}
562
563	/** parse skip flag
564	* \param pcCU
565	* \param uiAbsPartIdx
566	* \param uiDepth
567	* \returns Void
568	*/
569	Void TDecSbac::parseSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
570	{
571	if( pcCU->getSlice()->isIntra() )
572	{
573	return;
574	}
575
576	UInt uiSymbol = 0;
577	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx );
578	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
579	DTRACE_CABAC_VL( g_nSymbolCounter++ );
580	DTRACE_CABAC_T( "\tSkipFlag" );
581	DTRACE_CABAC_T( "\tuiCtxSkip: ");
582	DTRACE_CABAC_V( uiCtxSkip );
583	DTRACE_CABAC_T( "\tuiSymbol: ");
584	DTRACE_CABAC_V( uiSymbol );
585	DTRACE_CABAC_T( "\n");
586
587	if( uiSymbol )
588	{
589	pcCU->setPredModeSubParts( MODE_SKIP, uiAbsPartIdx, uiDepth );
590	pcCU->setPartSizeSubParts( SIZE_2Nx2N, uiAbsPartIdx, uiDepth );
591	pcCU->setSizeSubParts( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth );
592	pcCU->setMergeFlagSubParts( true , uiAbsPartIdx, 0, uiDepth );
593	}
594	}
595
596	#if LGE_ILLUCOMP_B0045
597	/** parse illumination compensation flag
598	* \param pcCU
599	* \param uiAbsPartIdx
600	* \param uiDepth
601	* \returns Void
602	*/
603	Void TDecSbac::parseICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
604	{
605	UInt uiSymbol = 0;
606	UInt uiCtxIC = pcCU->getCtxICFlag( uiAbsPartIdx );
607	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, uiCtxIC ) );
608	DTRACE_CABAC_VL( g_nSymbolCounter++ );
609	DTRACE_CABAC_T( "\tICFlag" );
610	DTRACE_CABAC_T( "\tuiCtxIC: ");
611	DTRACE_CABAC_V( uiCtxIC );
612	DTRACE_CABAC_T( "\tuiSymbol: ");
613	DTRACE_CABAC_V( uiSymbol );
614	DTRACE_CABAC_T( "\n");
615
616	pcCU->setICFlagSubParts( uiSymbol ? true : false , uiAbsPartIdx, 0, uiDepth );
617	}
618	#endif
619
620
621	/** parse merge flag
622	* \param pcCU
623	* \param uiAbsPartIdx
624	* \param uiDepth
625	* \param uiPUIdx
626	* \returns Void
627	*/
628	Void TDecSbac::parseMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPUIdx )
629	{
630	UInt uiSymbol;
631	m_pcTDecBinIf->decodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
632	pcCU->setMergeFlagSubParts( uiSymbol ? true : false, uiAbsPartIdx, uiPUIdx, uiDepth );
633
634	DTRACE_CABAC_VL( g_nSymbolCounter++ );
635	DTRACE_CABAC_T( "\tMergeFlag: " );
636	DTRACE_CABAC_V( uiSymbol );
637	DTRACE_CABAC_T( "\tAddress: " );
638	DTRACE_CABAC_V( pcCU->getAddr() );
639	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
640	DTRACE_CABAC_V( uiAbsPartIdx );
641	DTRACE_CABAC_T( "\n" );
642	}
643
644	Void TDecSbac::parseMergeIndex ( TComDataCU* pcCU, UInt& ruiMergeIndex, UInt uiAbsPartIdx, UInt uiDepth )
645	{
646	UInt uiNumCand = MRG_MAX_NUM_CANDS;
647	UInt uiUnaryIdx = 0;
648	uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
649	#if HHI_MPI
650	const Bool bMVIAvailable = pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE;
651	const UInt uiMviMergePos = bMVIAvailable ? HHI_MPI_MERGE_POS : uiNumCand;
652	#endif
653	if ( uiNumCand > 1 )
654	{
655	for( ; uiUnaryIdx < uiNumCand - 1; ++uiUnaryIdx )
656	{
657	UInt uiSymbol = 0;
658	if ( uiUnaryIdx==0 )
659	{
660	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
661	}
662	else
663	{
664	m_pcTDecBinIf->decodeBinEP( uiSymbol );
665	}
666	if( uiSymbol == 0 )
667	{
668	break;
669	}
670	}
671	}
672	ruiMergeIndex = uiUnaryIdx;
673
674	DTRACE_CABAC_VL( g_nSymbolCounter++ )
675	DTRACE_CABAC_T( "\tparseMergeIndex()" )
676	DTRACE_CABAC_T( "\tuiMRGIdx= " )
677	DTRACE_CABAC_V( ruiMergeIndex )
678	DTRACE_CABAC_T( "\n" )
679	#if HHI_MPI
680	if( ruiMergeIndex > uiMviMergePos )
681	{
682	assert( bMVIAvailable );
683	ruiMergeIndex--;
684	}
685	else if( ruiMergeIndex == uiMviMergePos )
686	{
687	assert( bMVIAvailable );
688	pcCU->setTextureModeDepthSubParts( uiDepth, uiAbsPartIdx, uiDepth );
689	}
690	#endif
691	}
692
693	#if H3D_IVRP
694	Void
695	TDecSbac::parseResPredFlag( TComDataCU* pcCU, Bool& rbResPredFlag, UInt uiAbsPartIdx, UInt uiDepth )
696	{
697	UInt uiCtx = pcCU->getCtxResPredFlag( uiAbsPartIdx );
698	UInt uiSymbol = 0;
699	m_pcTDecBinIf->decodeBin( uiSymbol, m_cResPredFlagSCModel.get( 0, 0, uiCtx ) );
700	rbResPredFlag = ( uiSymbol != 0 );
701	}
702	#endif
703
704	#if H3D_IVMP
705	Void TDecSbac::parseMVPIdx ( Int& riMVPIdx, Int iNumAMVPCands )
706	{
707	UInt uiSymbol;
708	xReadUnaryMaxSymbol(uiSymbol, m_cMVPIdxSCModel.get(0), 1, iNumAMVPCands-1);
709	riMVPIdx = uiSymbol;
710	}
711	#else
712	Void TDecSbac::parseMVPIdx ( Int& riMVPIdx )
713	{
714	UInt uiSymbol;
715	xReadUnaryMaxSymbol(uiSymbol, m_cMVPIdxSCModel.get(0), 1, AMVP_MAX_NUM_CANDS-1);
716	riMVPIdx = uiSymbol;
717	}
718	#endif
719
720	Void TDecSbac::parseSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
721	{
722	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
723	{
724	pcCU->setDepthSubParts( uiDepth, uiAbsPartIdx );
725	return;
726	}
727
728	UInt uiSymbol;
729
730	#if H3D_QTL
731	Bool bParseSplitFlag = true;
732
733	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
734	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
735	Bool bDepthMapDetect = (pcTexture != NULL);
736	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
737
738	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
739	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC())
740	{
741	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
742	assert(pcTextureCU->getDepth(uiAbsPartIdx) >= uiDepth);
743	bParseSplitFlag = (pcTextureCU->getDepth(uiAbsPartIdx) > uiDepth);
744	}
745
746	if(bParseSplitFlag)
747	{
748	#endif
749	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUSplitFlagSCModel.get( 0, 0, pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth ) ) );
750	DTRACE_CABAC_VL( g_nSymbolCounter++ )
751	DTRACE_CABAC_T( "\tSplitFlag\n" )
752	#if H3D_QTL
753	}
754	else
755	uiSymbol = 0;
756	#endif
757
758	pcCU->setDepthSubParts( uiDepth + uiSymbol, uiAbsPartIdx );
759
760	return;
761	}
762
763	/** parse partition size
764	* \param pcCU
765	* \param uiAbsPartIdx
766	* \param uiDepth
767	* \returns Void
768	*/
769	Void TDecSbac::parsePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
770	{
771	UInt uiSymbol, uiMode = 0;
772	PartSize eMode;
773
774	#if H3D_QTL
775	Bool bParsePartSize = true;
776	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
777	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
778	Bool bDepthMapDetect = (pcTexture != NULL);
779	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
780
781	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
782	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC())
783	{
784	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
785	assert(pcTextureCU->getDepth(uiAbsPartIdx) >= uiDepth);
786	if (pcTextureCU->getDepth(uiAbsPartIdx) == uiDepth && pcTextureCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN)
787	{
788	bParsePartSize = false;
789	eMode = SIZE_2Nx2N;
790	}
791	}
792	#endif
793
794	if ( pcCU->isIntra( uiAbsPartIdx ) )
795	{
796	#if H3D_QTL
797	if(bParsePartSize)
798	{
799	#endif
800	uiSymbol = 1;
801	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
802	{
803	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPartSizeSCModel.get( 0, 0, 0) );
804	}
805	eMode = uiSymbol ? SIZE_2Nx2N : SIZE_NxN;
806	#if H3D_QTL
807	}
808	#endif
809	UInt uiTrLevel = 0;
810	UInt uiWidthInBit = g_aucConvertToBit[pcCU->getWidth(uiAbsPartIdx)]+2;
811	UInt uiTrSizeInBit = g_aucConvertToBit[pcCU->getSlice()->getSPS()->getMaxTrSize()]+2;
812	uiTrLevel = uiWidthInBit >= uiTrSizeInBit ? uiWidthInBit - uiTrSizeInBit : 0;
813	if( eMode == SIZE_NxN )
814	{
815	pcCU->setTrIdxSubParts( 1+uiTrLevel, uiAbsPartIdx, uiDepth );
816	}
817	else
818	{
819	pcCU->setTrIdxSubParts( uiTrLevel, uiAbsPartIdx, uiDepth );
820	}
821	}
822	else
823	{
824	#if H3D_QTL
825	if(bParsePartSize)
826	{
827	#endif
828	UInt uiMaxNumBits = 2;
829	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && (g_uiMaxCUWidth>>uiDepth) == 8 && (g_uiMaxCUHeight>>uiDepth) == 8 ) )
830	{
831	uiMaxNumBits ++;
832	}
833	for ( UInt ui = 0; ui < uiMaxNumBits; ui++ )
834	{
835	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPartSizeSCModel.get( 0, 0, ui) );
836	if ( uiSymbol )
837	{
838	break;
839	}
840	uiMode++;
841	}
842	eMode = (PartSize) uiMode;
843	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
844	{
845	if (eMode == SIZE_2NxN)
846	{
847	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUAMPSCModel.get( 0, 0, 0 ));
848	if (uiSymbol == 0)
849	{
850	m_pcTDecBinIf->decodeBinEP(uiSymbol);
851	eMode = (uiSymbol == 0? SIZE_2NxnU : SIZE_2NxnD);
852	}
853	}
854	else if (eMode == SIZE_Nx2N)
855	{
856	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUAMPSCModel.get( 0, 0, 0 ));
857	if (uiSymbol == 0)
858	{
859	m_pcTDecBinIf->decodeBinEP(uiSymbol);
860	eMode = (uiSymbol == 0? SIZE_nLx2N : SIZE_nRx2N);
861	}
862	}
863	}
864	#if H3D_QTL
865	}
866	#endif
867	}
868	pcCU->setPartSizeSubParts( eMode, uiAbsPartIdx, uiDepth );
869	pcCU->setSizeSubParts( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth );
870	}
871
872	/** parse prediction mode
873	* \param pcCU
874	* \param uiAbsPartIdx
875	* \param uiDepth
876	* \returns Void
877	*/
878	Void TDecSbac::parsePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
879	{
880	if( pcCU->getSlice()->isIntra() )
881	{
882	pcCU->setPredModeSubParts( MODE_INTRA, uiAbsPartIdx, uiDepth );
883	return;
884	}
885
886	UInt uiSymbol;
887	Int iPredMode = MODE_INTER;
888	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
889	iPredMode += uiSymbol;
890	pcCU->setPredModeSubParts( (PredMode)iPredMode, uiAbsPartIdx, uiDepth );
891	}
892	#if PKU_QC_DEPTH_INTRA_UNI_D0195
893	Void TDecSbac::parseDepthIntraMode ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
894	{
895	UInt uiPuIdx = ( pcCU->getWidth(uiAbsPartIdx) == 64 )? 2 : ( ( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_NxN && pcCU->getWidth(uiAbsPartIdx) == 8 )? 0 : 1);
896	UInt uiDir = 0;
897	Bool bSDCFlag = 0;
898	UInt uiSymbol = 1;
899	UInt uiCode = 0 ;
900	UInt uiBinNum = 0;
901	UInt uiCtxDepthMode = 0;
902	if ( uiPuIdx ==2 )
903	{
904	while(uiBinNum<2 && uiSymbol)
905	{
906	uiCtxDepthMode = uiPuIdx*3 + uiBinNum;
907	m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode));
908	uiCode = (uiCode<<1)+uiSymbol;
909	uiBinNum++;
910	}
911	if (uiCode == 0) { uiDir = PLANAR_IDX; bSDCFlag = 1;}
912	else if (uiCode == 2) { uiDir = 0; bSDCFlag = 0;}
913	else if (uiCode == 3) { uiDir = DC_IDX; bSDCFlag = 1;}
914	}
915	else if ( uiPuIdx ==0 )
916	{
917	while(uiBinNum<3 && uiSymbol)
918	{
919	uiCtxDepthMode = uiPuIdx*3 + ( uiBinNum >= 2? 2 : uiBinNum );
920	m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode));
921	uiCode = (uiCode<<1)+uiSymbol;
922	uiBinNum++;
923	}
924	if (uiCode == 0) { uiDir = 0; bSDCFlag = 0;}
925	else if (uiCode == 2) { uiDir = DMM_WEDGE_FULL_IDX; bSDCFlag = 0;}
926	else if (uiCode == 6) { uiDir = DMM_WEDGE_PREDTEX_IDX; bSDCFlag = 0;}
927	else if (uiCode == 7) { uiDir = EDGE_INTRA_IDX; bSDCFlag = 0;}
928	}
929	else
930	{
931	uiCtxDepthMode = uiPuIdx*3 ;
932	m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode));
933	uiCode = (uiCode<<1)+uiSymbol;
934	if (!uiSymbol)
935	{
936	uiCtxDepthMode = uiPuIdx*3 + 1;
937	m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode));
938	uiCode = (uiCode<<1)+uiSymbol;
939	if (uiSymbol)
940	{
941	uiCtxDepthMode = uiPuIdx*3 + 2;
942	m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode));
943	uiCode = (uiCode<<1)+uiSymbol;
944	}
945	}
946	else
947	{
948	uiCtxDepthMode = uiPuIdx*3 + 1;
949	m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode));
950	uiCode = (uiCode<<1)+uiSymbol;
951	if (!uiSymbol)
952	{
953	uiCtxDepthMode = uiPuIdx*3 + 2;
954	m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode));
955	uiCode = (uiCode<<1)+uiSymbol;
956	}
957	else
958	{
959	uiBinNum = 0;
960	while( uiSymbol && uiBinNum<3 )
961	{
962	uiCtxDepthMode = uiPuIdx*3 + 2;
963	m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode));
964	uiCode = (uiCode<<1)+uiSymbol;
965	uiBinNum++;
966	}
967	}
968	}
969	if (uiCode == 0) { uiDir = PLANAR_IDX; bSDCFlag = 1;}
970	else if (uiCode == 2) { uiDir = 5; bSDCFlag = 0;}
971	else if (uiCode == 3) { uiDir = DMM_WEDGE_FULL_IDX; bSDCFlag = 1;}
972	else if (uiCode == 4) { uiDir = DMM_WEDGE_FULL_IDX; bSDCFlag = 0;}
973	else if (uiCode == 5) { uiDir = DMM_CONTOUR_PREDTEX_IDX; bSDCFlag = 0;}
974	else if (uiCode == 6) { uiDir = DMM_WEDGE_PREDTEX_IDX; bSDCFlag = 0;}
975	else if (uiCode == 14) { uiDir = DC_IDX; bSDCFlag = 1;}
976	else if (uiCode == 31) { uiDir = DMM_WEDGE_PREDDIR_IDX; bSDCFlag = 0;}
977	else if (uiCode == 30) { uiDir = EDGE_INTRA_IDX; bSDCFlag = 0;}
978	}
979	pcCU->setLumaIntraDirSubParts( (UChar)uiDir, uiAbsPartIdx, uiDepth );
980	pcCU->setSDCFlagSubParts(bSDCFlag, uiAbsPartIdx, 0, uiDepth);
981	}
982	Void TDecSbac::parseDepthModelingTable ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
983	{
984	parseDepthIntraMode(pcCU,uiAbsPartIdx,uiDepth);
985
986	UInt uiDir = pcCU->getLumaIntraDir(uiAbsPartIdx);
987	Bool bSdcFlag = pcCU->getSDCAvailable(uiAbsPartIdx) && pcCU->getSDCFlag(uiAbsPartIdx);
988	Bool bDmmFlag = (uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX &&(!bSdcFlag))? 1:0;
989	if (uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX)//DMM modes and SDC DMM1
990	{
991	if( uiDir == DMM_WEDGE_FULL_IDX ) { xParseWedgeFullInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
992	else if( uiDir == DMM_WEDGE_PREDTEX_IDX ) { xParseWedgePredTexInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
993	else if( uiDir == DMM_WEDGE_PREDDIR_IDX ) { xParseWedgePredDirInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
994	}
995	else if(uiDir >= EDGE_INTRA_IDX)//CCM mode
996	{
997	xParseEdgeIntraInfo( pcCU, uiAbsPartIdx, uiDepth );
998	}
999
1000	UInt uiSymbol;
1001	if (bDmmFlag)
1002	{
1003	if (bDmmFlag)
1004	{
1005	m_pcTDecBinIf->decodeBin( uiSymbol , m_cDmmDeltaFlagModel.get(0, 0, 0) );
1006	uiDir += uiSymbol;
1007	}
1008	if (uiSymbol)
1009	{
1010	UInt uiDC;
1011	Int iDC = 0,iDC1 = 0,iDC2 = 0;
1012	for ( Int i = 0; i <2; i++ )
1013	{
1014	xReadExGolombLevel( uiDC, m_cDmmDataSCModel.get(0, 0, 1) );
1015	iDC = uiDC;
1016	if ( uiDC )
1017	{
1018	UInt uiSign;
1019	m_pcTDecBinIf->decodeBinEP( uiSign );
1020	if ( uiSign )
1021	{
1022	iDC = -iDC;
1023	}
1024	}
1025	if ( i == 0 ) { iDC1 = iDC; }
1026	else { iDC2 = iDC; }
1027	}
1028
1029	if( uiDir == DMM_WEDGE_FULL_D_IDX )
1030	{
1031	pcCU->setWedgeFullDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
1032	pcCU->setWedgeFullDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
1033	}
1034	else if( uiDir == DMM_WEDGE_PREDDIR_D_IDX )
1035	{
1036	pcCU->setWedgePredDirDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
1037	pcCU->setWedgePredDirDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
1038	}
1039	else if( uiDir == DMM_WEDGE_PREDTEX_D_IDX)
1040	{
1041	pcCU->setWedgePredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
1042	pcCU->setWedgePredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
1043	}
1044	else if (uiDir== DMM_CONTOUR_PREDTEX_D_IDX )
1045	{
1046	pcCU->setContourPredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
1047	pcCU->setContourPredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
1048	}
1049	}
1050	}
1051	else if (uiDir >= EDGE_INTRA_IDX)
1052	{
1053	m_pcTDecBinIf->decodeBin( uiSymbol, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 0) );
1054	if( uiSymbol )
1055	{
1056	uiDir = EDGE_INTRA_DELTA_IDX;
1057	Int iDeltaDC = 0,iDeltaDC0 = 0,iDeltaDC1 = 0;
1058	for (Int i = 0; i<2; i++)
1059	{
1060	xReadExGolombLevel( (UInt &) iDeltaDC, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1061	if( iDeltaDC != 0 )
1062	{
1063	UInt uiSign;
1064	m_pcTDecBinIf->decodeBinEP( uiSign );
1065	if ( uiSign )
1066	{
1067	iDeltaDC = -iDeltaDC;
1068	}
1069	}
1070	if ( i == 0 ) { iDeltaDC0 = iDeltaDC; }
1071	else { iDeltaDC1 = iDeltaDC; }
1072	}
1073
1074	pcCU->setEdgeDeltaDC0( uiAbsPartIdx, iDeltaDC0 );
1075	pcCU->setEdgeDeltaDC1( uiAbsPartIdx, iDeltaDC1 );
1076	}
1077	}
1078	else if(bSdcFlag)//SDC mode
1079	{
1080	assert(pcCU->getPartitionSize(uiAbsPartIdx)!=SIZE_NxN);
1081	pcCU->setTrIdxSubParts(0, uiAbsPartIdx, uiDepth);
1082	pcCU->setCbfSubParts(1, 1, 1, uiAbsPartIdx, uiDepth);
1083
1084	UInt uiNumSegments = ( uiDir == DC_IDX \|\| uiDir == PLANAR_IDX )? 1 : 2;
1085	for (int uiSeg=0; uiSeg<uiNumSegments; uiSeg++)
1086	{
1087	parseSDCResidualData(pcCU, uiAbsPartIdx, uiDepth, uiSeg);
1088	}
1089	}
1090
1091	pcCU->setLumaIntraDirSubParts( (UChar)uiDir, uiAbsPartIdx, uiDepth );
1092	}
1093	#endif
1094	Void TDecSbac::parseIntraDirLumaAng ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1095	{
1096	UInt uiSymbol;
1097	Int intraPredMode;
1098	#if PKU_QC_DEPTH_INTRA_UNI_D0195
1099	if (pcCU->getSlice()->getSPS()->isDepth())
1100	{
1101	parseDepthModelingTable(pcCU, uiAbsPartIdx, uiDepth);
1102	}
1103	if (pcCU->getLumaIntraDir(uiAbsPartIdx)<NUM_INTRA_MODE && !pcCU->getSDCFlag(uiAbsPartIdx))
1104	{
1105	#else
1106	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1107	UInt uiFlag = 0;
1108	if( pcCU->getSlice()->getSPS()->getUseDMM() && (g_uiMaxCUWidth>>uiDepth) <= DMM_WEDGEMODEL_MAX_SIZE )
1109	{
1110	m_pcTDecBinIf->decodeBin( uiFlag, m_cDmmFlagSCModel.get(0, 0, 0) );
1111	}
1112	if( uiFlag )
1113	{
1114	UInt uiDMMode;
1115
1116	#if HHI_DMM_WEDGE_INTRA && HHI_DMM_PRED_TEX
1117	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode = uiSymbol;
1118	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode \|= uiSymbol << 1;
1119	if ( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && g_uiMaxCUWidth>>uiDepth > 4 )
1120	{
1121	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode \|= uiSymbol << 2;
1122	}
1123	#else
1124	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode = uiSymbol;
1125	if ( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && g_uiMaxCUWidth>>uiDepth > 4 )
1126	{
1127	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode \|= uiSymbol << 1;
1128	}
1129	#endif
1130	intraPredMode = uiDMMode + NUM_INTRA_MODE;
1131
1132	#if HHI_DMM_WEDGE_INTRA
1133	if( intraPredMode == DMM_WEDGE_FULL_IDX ) { xParseWedgeFullInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
1134	if( intraPredMode == DMM_WEDGE_FULL_D_IDX ) { xParseWedgeFullDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
1135	if( intraPredMode == DMM_WEDGE_PREDDIR_IDX ) { xParseWedgePredDirInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
1136	if( intraPredMode == DMM_WEDGE_PREDDIR_D_IDX ) { xParseWedgePredDirDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
1137	#endif
1138	#if HHI_DMM_PRED_TEX
1139	if( intraPredMode == DMM_WEDGE_PREDTEX_D_IDX ) { xParseWedgePredTexDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
1140	#if LGE_DMM3_SIMP_C0044
1141	if( intraPredMode == DMM_WEDGE_PREDTEX_IDX ) { xParseWedgePredTexInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
1142	#endif
1143	if( intraPredMode == DMM_CONTOUR_PREDTEX_D_IDX ) { xParseContourPredTexDeltaInfo( pcCU, uiAbsPartIdx, uiDepth ); }
1144	#endif
1145	}
1146	else
1147	{
1148	#endif
1149
1150	#if LGE_EDGE_INTRA_A0070
1151	Bool bCodeEdgeIntra = false;
1152	if( pcCU->getSlice()->getSPS()->isDepth() )
1153	{
1154	UInt uiPUWidth = pcCU->getWidth( uiAbsPartIdx ) >> (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0);
1155	if( uiPUWidth <= LGE_EDGE_INTRA_MAX_SIZE && uiPUWidth >= LGE_EDGE_INTRA_MIN_SIZE )
1156	bCodeEdgeIntra = true;
1157	}
1158	#endif
1159	#endif
1160	Int uiPreds[3] = {-1, -1, -1};
1161	Int uiPredNum = pcCU->getIntraDirLumaPredictor(uiAbsPartIdx, uiPreds);
1162	#if !PKU_QC_DEPTH_INTRA_UNI_D0195
1163	#if LGE_EDGE_INTRA_A0070
1164	UInt uiCheckBit = 0;
1165	#endif
1166	#endif
1167
1168	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUIntraPredSCModel.get( 0, 0, 0) );
1169
1170	if ( uiSymbol )
1171	{
1172	m_pcTDecBinIf->decodeBinEP( uiSymbol );
1173	if (uiSymbol)
1174	{
1175	m_pcTDecBinIf->decodeBinEP( uiSymbol );
1176	uiSymbol++;
1177	}
1178	intraPredMode = uiPreds[uiSymbol];
1179	}
1180	else
1181	{
1182	intraPredMode = 0;
1183
1184
1185	m_pcTDecBinIf->decodeBinsEP( uiSymbol, 5 );
1186	#if !PKU_QC_DEPTH_INTRA_UNI_D0195
1187	#if LGE_EDGE_INTRA_A0070
1188	if (bCodeEdgeIntra)
1189	{
1190	if (uiSymbol==31)
1191	{
1192	m_pcTDecBinIf->decodeBinsEP(uiCheckBit,1);
1193	if (uiCheckBit)
1194	uiSymbol = EDGE_INTRA_IDX;
1195	}
1196	}
1197	#endif
1198	#endif
1199	intraPredMode = uiSymbol;
1200
1201	//postponed sorting of MPMs (only in remaining branch)
1202	if (uiPreds[0] > uiPreds[1])
1203	{
1204	std::swap(uiPreds[0], uiPreds[1]);
1205	}
1206	if (uiPreds[0] > uiPreds[2])
1207	{
1208	std::swap(uiPreds[0], uiPreds[2]);
1209	}
1210	if (uiPreds[1] > uiPreds[2])
1211	{
1212	std::swap(uiPreds[1], uiPreds[2]);
1213	}
1214	#if !PKU_QC_DEPTH_INTRA_UNI_D0195
1215	#if LGE_EDGE_INTRA_A0070
1216	if ( intraPredMode != EDGE_INTRA_IDX)
1217	{
1218	#endif
1219	#endif
1220	for ( Int i = 0; i < uiPredNum; i++ )
1221	{
1222	intraPredMode += ( intraPredMode >= uiPreds[i] );
1223	}
1224	#if !PKU_QC_DEPTH_INTRA_UNI_D0195
1225	#if LGE_EDGE_INTRA_A0070
1226	}
1227	#endif
1228	#endif
1229	}
1230
1231	#if !PKU_QC_DEPTH_INTRA_UNI_D0195
1232	#if LGE_EDGE_INTRA_A0070
1233	if( intraPredMode == EDGE_INTRA_IDX )
1234	{
1235	xParseEdgeIntraInfo( pcCU, uiAbsPartIdx, uiDepth );
1236	#if LGE_EDGE_INTRA_DELTA_DC
1237	m_pcTDecBinIf->decodeBin( uiSymbol, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 0) );
1238	if( uiSymbol )
1239	{
1240	intraPredMode = EDGE_INTRA_DELTA_IDX;
1241	Int iDeltaDC0;
1242	Int iDeltaDC1;
1243
1244	xReadExGolombLevel( (UInt &) iDeltaDC0, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1245	if( iDeltaDC0 != 0 )
1246	{
1247	UInt uiSign;
1248	m_pcTDecBinIf->decodeBinEP( uiSign );
1249	if ( uiSign )
1250	{
1251	iDeltaDC0 = -iDeltaDC0;
1252	}
1253	}
1254	xReadExGolombLevel( (UInt &) iDeltaDC1, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1255	if( iDeltaDC1 != 0 )
1256	{
1257	UInt uiSign;
1258	m_pcTDecBinIf->decodeBinEP( uiSign );
1259	if ( uiSign )
1260	{
1261	iDeltaDC1 = -iDeltaDC1;
1262	}
1263	}
1264
1265	pcCU->setEdgeDeltaDC0( uiAbsPartIdx, iDeltaDC0 );
1266	pcCU->setEdgeDeltaDC1( uiAbsPartIdx, iDeltaDC1 );
1267	}
1268	#endif
1269	}
1270	#endif
1271
1272	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1273	}
1274	#endif
1275	pcCU->setLumaIntraDirSubParts( (UChar)intraPredMode, uiAbsPartIdx, uiDepth );
1276	#else
1277	pcCU->setLumaIntraDirSubParts( (UChar)intraPredMode, uiAbsPartIdx, uiDepth );
1278	}
1279	#endif
1280	}
1281
1282	Void TDecSbac::parseIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1283	{
1284	UInt uiSymbol;
1285
1286	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1287
1288	if( uiSymbol == 0 )
1289	{
1290	uiSymbol = DM_CHROMA_IDX;
1291	}
1292	else
1293	{
1294	if( pcCU->getSlice()->getSPS()->getUseLMChroma() )
1295	{
1296	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUChromaPredSCModel.get( 0, 0, 1 ) );
1297	}
1298	else
1299	{
1300	uiSymbol = 1;
1301	}
1302
1303	if( uiSymbol == 0 )
1304	{
1305	uiSymbol = LM_CHROMA_IDX;
1306	}
1307	else
1308	{
1309	UInt uiIPredMode;
1310	m_pcTDecBinIf->decodeBinsEP( uiIPredMode, 2 );
1311	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1312	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1313	uiSymbol = uiAllowedChromaDir[ uiIPredMode ];
1314	}
1315	}
1316	pcCU->setChromIntraDirSubParts( uiSymbol, uiAbsPartIdx, uiDepth );
1317	return;
1318	}
1319
1320	Void TDecSbac::parseInterDir( TComDataCU* pcCU, UInt& ruiInterDir, UInt uiAbsPartIdx, UInt uiDepth )
1321	{
1322	UInt uiSymbol;
1323	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1324	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1325	m_pcTDecBinIf->decodeBin( uiSymbol, *( pCtx + uiCtx ) );
1326
1327	if( uiSymbol )
1328	{
1329	uiSymbol = 2;
1330	}
1331
1332	uiSymbol++;
1333	ruiInterDir = uiSymbol;
1334	return;
1335	}
1336
1337	Void TDecSbac::parseRefFrmIdx( TComDataCU* pcCU, Int& riRefFrmIdx, UInt uiAbsPartIdx, UInt uiDepth, RefPicList eRefList )
1338	{
1339	UInt uiSymbol;
1340
1341	if(pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C ) > 0 && eRefList==REF_PIC_LIST_C)
1342	{
1343	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1344	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
1345
1346	if( uiSymbol )
1347	{
1348	xReadUnaryMaxSymbol( uiSymbol, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C )-2 );
1349	uiSymbol++;
1350	}
1351	riRefFrmIdx = uiSymbol;
1352	}
1353	else
1354	{
1355	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1356	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
1357
1358	if( uiSymbol )
1359	{
1360	xReadUnaryMaxSymbol( uiSymbol, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( eRefList )-2 );
1361	uiSymbol++;
1362	}
1363	riRefFrmIdx = uiSymbol;
1364	}
1365
1366	return;
1367	}
1368
1369	Void TDecSbac::parseMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth, RefPicList eRefList )
1370	{
1371	UInt uiSymbol;
1372	UInt uiHorAbs;
1373	UInt uiVerAbs;
1374	UInt uiHorSign = 0;
1375	UInt uiVerSign = 0;
1376	ContextModel *pCtx = m_cCUMvdSCModel.get( 0 );
1377
1378	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1379	{
1380	uiHorAbs=0;
1381	uiVerAbs=0;
1382	}
1383	else
1384	{
1385
1386	m_pcTDecBinIf->decodeBin( uiHorAbs, *pCtx );
1387	m_pcTDecBinIf->decodeBin( uiVerAbs, *pCtx );
1388
1389	const Bool bHorAbsGr0 = uiHorAbs != 0;
1390	const Bool bVerAbsGr0 = uiVerAbs != 0;
1391	pCtx++;
1392
1393	if( bHorAbsGr0 )
1394	{
1395	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
1396	uiHorAbs += uiSymbol;
1397	}
1398
1399	if( bVerAbsGr0 )
1400	{
1401	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
1402	uiVerAbs += uiSymbol;
1403	}
1404
1405	if( bHorAbsGr0 )
1406	{
1407	if( 2 == uiHorAbs )
1408	{
1409	xReadEpExGolomb( uiSymbol, 1 );
1410	uiHorAbs += uiSymbol;
1411	}
1412
1413	m_pcTDecBinIf->decodeBinEP( uiHorSign );
1414	}
1415
1416	if( bVerAbsGr0 )
1417	{
1418	if( 2 == uiVerAbs )
1419	{
1420	xReadEpExGolomb( uiSymbol, 1 );
1421	uiVerAbs += uiSymbol;
1422	}
1423
1424	m_pcTDecBinIf->decodeBinEP( uiVerSign );
1425	}
1426
1427	}
1428
1429	const TComMv cMv( uiHorSign ? -Int( uiHorAbs ): uiHorAbs, uiVerSign ? -Int( uiVerAbs ) : uiVerAbs );
1430	pcCU->getCUMvField( eRefList )->setAllMvd( cMv, pcCU->getPartitionSize( uiAbsPartIdx ), uiAbsPartIdx, uiDepth, uiPartIdx );
1431	return;
1432	}
1433
1434
1435	Void TDecSbac::parseTransformSubdivFlag( UInt& ruiSubdivFlag, UInt uiLog2TransformBlockSize )
1436	{
1437	m_pcTDecBinIf->decodeBin( ruiSubdivFlag, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiLog2TransformBlockSize ) );
1438	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1439	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
1440	DTRACE_CABAC_T( "\tsymbol=" )
1441	DTRACE_CABAC_V( ruiSubdivFlag )
1442	DTRACE_CABAC_T( "\tctx=" )
1443	DTRACE_CABAC_V( uiLog2TransformBlockSize )
1444	DTRACE_CABAC_T( "\n" )
1445	}
1446
1447	Void TDecSbac::parseQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt& uiQtRootCbf )
1448	{
1449	UInt uiSymbol;
1450	const UInt uiCtx = 0;
1451	m_pcTDecBinIf->decodeBin( uiSymbol , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1452	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1453	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1454	DTRACE_CABAC_T( "\tsymbol=" )
1455	DTRACE_CABAC_V( uiSymbol )
1456	DTRACE_CABAC_T( "\tctx=" )
1457	DTRACE_CABAC_V( uiCtx )
1458	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1459	DTRACE_CABAC_V( uiAbsPartIdx )
1460	DTRACE_CABAC_T( "\n" )
1461
1462	uiQtRootCbf = uiSymbol;
1463	}
1464
1465	Void TDecSbac::parseDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1466	{
1467	Int qp;
1468	UInt uiDQp;
1469	Int iDQp;
1470
1471	m_pcTDecBinIf->decodeBin( uiDQp, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1472
1473	if ( uiDQp == 0 )
1474	{
1475	qp = pcCU->getRefQP(uiAbsPartIdx);
1476	}
1477	else
1478	{
1479	UInt uiSign;
1480	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1481	m_pcTDecBinIf->decodeBinEP(uiSign);
1482
1483	UInt uiMaxAbsDQpMinus1 = 24 + (qpBdOffsetY/2) + (uiSign);
1484	UInt uiAbsDQpMinus1;
1485	xReadUnaryMaxSymbol (uiAbsDQpMinus1, &m_cCUDeltaQpSCModel.get( 0, 0, 1 ), 1, uiMaxAbsDQpMinus1);
1486
1487	iDQp = uiAbsDQpMinus1 + 1;
1488
1489	if(uiSign)
1490	{
1491	iDQp = -iDQp;
1492	}
1493
1494	qp = (((Int) pcCU->getRefQP( uiAbsPartIdx ) + iDQp + 52 + 2*qpBdOffsetY )%(52+qpBdOffsetY)) - qpBdOffsetY;
1495	}
1496
1497	UInt uiAbsQpCUPartIdx = (uiAbsPartIdx>>(8-(pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()<<1)))<<(8-(pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()<<1)) ;
1498	UInt uiQpCUDepth = min(uiDepth,pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()) ;
1499	pcCU->setQPSubParts( qp, uiAbsQpCUPartIdx, uiQpCUDepth );
1500	}
1501
1502	Void TDecSbac::parseQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth, UInt uiDepth )
1503	{
1504	UInt uiSymbol;
1505	const UInt uiCtx = pcCU->getCtxQtCbf( uiAbsPartIdx, eType, uiTrDepth );
1506	m_pcTDecBinIf->decodeBin( uiSymbol , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA: eType, uiCtx ) );
1507
1508	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1509	DTRACE_CABAC_T( "\tparseQtCbf()" )
1510	DTRACE_CABAC_T( "\tsymbol=" )
1511	DTRACE_CABAC_V( uiSymbol )
1512	DTRACE_CABAC_T( "\tctx=" )
1513	DTRACE_CABAC_V( uiCtx )
1514	DTRACE_CABAC_T( "\tetype=" )
1515	DTRACE_CABAC_V( eType )
1516	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1517	DTRACE_CABAC_V( uiAbsPartIdx )
1518	DTRACE_CABAC_T( "\n" )
1519
1520	pcCU->setCbfSubParts( uiSymbol << uiTrDepth, eType, uiAbsPartIdx, uiDepth );
1521	}
1522
1523	/** Parse (X,Y) position of the last significant coefficient
1524	* \param uiPosLastX reference to X component of last coefficient
1525	* \param uiPosLastY reference to Y component of last coefficient
1526	* \param width Block width
1527	* \param height Block height
1528	* \param eTType plane type / luminance or chrominance
1529	* \param uiScanIdx scan type (zig-zag, hor, ver)
1530	*
1531	* This method decodes the X and Y component within a block of the last significant coefficient.
1532	*/
1533	Void TDecSbac::parseLastSignificantXY( UInt& uiPosLastX, UInt& uiPosLastY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1534	{
1535	UInt uiLast;
1536	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1537	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1538
1539	// posX
1540	Int widthCtx = eTType ? 4 : width;
1541	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ widthCtx ] ( g_aucConvertToBit[ widthCtx ] + 3 ) );
1542	for( uiPosLastX = 0; uiPosLastX < g_uiGroupIdx[ width - 1 ]; uiPosLastX++ )
1543	{
1544	if ( eTType )
1545	{
1546	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxX + (uiPosLastX>>g_aucConvertToBit[ width ]) ) );
1547	}
1548	else
1549	{
1550	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxX + puiCtxIdxX[ uiPosLastX ] ) );
1551	}
1552	if( !uiLast )
1553	{
1554	break;
1555	}
1556	}
1557
1558	// posY
1559	Int heightCtx = eTType? 4 : height;
1560	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ heightCtx ] ( g_aucConvertToBit[ heightCtx ] + 3 ) );
1561	for( uiPosLastY = 0; uiPosLastY < g_uiGroupIdx[ height - 1 ]; uiPosLastY++ )
1562	{
1563	if (eTType)
1564	{
1565	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxY + (uiPosLastY>>g_aucConvertToBit[ height ]) ) );
1566	}
1567	else
1568	{
1569	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxY + puiCtxIdxY[ uiPosLastY ] ) );
1570	}
1571	if( !uiLast )
1572	{
1573	break;
1574	}
1575	}
1576	if ( uiPosLastX > 3 )
1577	{
1578	UInt uiTemp = 0;
1579	UInt uiCount = ( uiPosLastX - 2 ) >> 1;
1580	for ( Int i = uiCount - 1; i >= 0; i-- )
1581	{
1582	m_pcTDecBinIf->decodeBinEP( uiLast );
1583	uiTemp += uiLast << i;
1584	}
1585	uiPosLastX = g_uiMinInGroup[ uiPosLastX ] + uiTemp;
1586	}
1587	if ( uiPosLastY > 3 )
1588	{
1589	UInt uiTemp = 0;
1590	UInt uiCount = ( uiPosLastY - 2 ) >> 1;
1591	for ( Int i = uiCount - 1; i >= 0; i-- )
1592	{
1593	m_pcTDecBinIf->decodeBinEP( uiLast );
1594	uiTemp += uiLast << i;
1595	}
1596	uiPosLastY = g_uiMinInGroup[ uiPosLastY ] + uiTemp;
1597	}
1598
1599	if( uiScanIdx == SCAN_VER )
1600	{
1601	swap( uiPosLastX, uiPosLastY );
1602	}
1603	}
1604
1605	Void TDecSbac::parseCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1606	{
1607	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1608	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1609	DTRACE_CABAC_V( eTType )
1610	DTRACE_CABAC_T( "\twidth=" )
1611	DTRACE_CABAC_V( uiWidth )
1612	DTRACE_CABAC_T( "\theight=" )
1613	DTRACE_CABAC_V( uiHeight )
1614	DTRACE_CABAC_T( "\tdepth=" )
1615	DTRACE_CABAC_V( uiDepth )
1616	DTRACE_CABAC_T( "\tabspartidx=" )
1617	DTRACE_CABAC_V( uiAbsPartIdx )
1618	DTRACE_CABAC_T( "\ttoCU-X=" )
1619	DTRACE_CABAC_V( pcCU->getCUPelX() )
1620	DTRACE_CABAC_T( "\ttoCU-Y=" )
1621	DTRACE_CABAC_V( pcCU->getCUPelY() )
1622	DTRACE_CABAC_T( "\tCU-addr=" )
1623	DTRACE_CABAC_V( pcCU->getAddr() )
1624	DTRACE_CABAC_T( "\tinCU-X=" )
1625	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1626	DTRACE_CABAC_T( "\tinCU-Y=" )
1627	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1628	DTRACE_CABAC_T( "\tpredmode=" )
1629	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1630	DTRACE_CABAC_T( "\n" )
1631
1632	if( uiWidth > pcCU->getSlice()->getSPS()->getMaxTrSize() )
1633	{
1634	uiWidth = pcCU->getSlice()->getSPS()->getMaxTrSize();
1635	uiHeight = pcCU->getSlice()->getSPS()->getMaxTrSize();
1636	}
1637
1638	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1639
1640	//----- parse significance map -----
1641	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1642	const UInt uiMaxNumCoeff = uiWidth * uiHeight;
1643	const UInt uiMaxNumCoeffM1 = uiMaxNumCoeff - 1;
1644	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1645	int blockType = uiLog2BlockSize;
1646	if (uiWidth != uiHeight)
1647	{
1648	uiScanIdx = SCAN_DIAG;
1649	blockType = 4;
1650	}
1651
1652	//===== decode last significant =====
1653	UInt uiPosLastX, uiPosLastY;
1654	parseLastSignificantXY( uiPosLastX, uiPosLastY, uiWidth, uiHeight, eTType, uiScanIdx );
1655	UInt uiBlkPosLast = uiPosLastX + (uiPosLastY<<uiLog2BlockSize);
1656	pcCoef[ uiBlkPosLast ] = 1;
1657
1658	//===== decode significance flags =====
1659	UInt uiScanPosLast = uiBlkPosLast;
1660	if (uiScanIdx == SCAN_ZIGZAG)
1661	{
1662	// Map zigzag to diagonal scan
1663	uiScanIdx = SCAN_DIAG;
1664	}
1665	const UInt * scan;
1666	if (uiWidth == uiHeight)
1667	{
1668	scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize-1 ];
1669	}
1670	else
1671	{
1672	scan = g_sigScanNSQT[ uiLog2BlockSize - 2 ];
1673	}
1674	for( uiScanPosLast = 0; uiScanPosLast < uiMaxNumCoeffM1; uiScanPosLast++ )
1675	{
1676	UInt uiBlkPos = scan[ uiScanPosLast ];
1677	if( uiBlkPosLast == uiBlkPos )
1678	{
1679	break;
1680	}
1681	}
1682
1683	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1684	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1685
1686	const Int iLastScanSet = uiScanPosLast >> LOG2_SCAN_SET_SIZE;
1687	UInt uiNumOne = 0;
1688	UInt uiGoRiceParam = 0;
1689
1690	UInt const tsig = pcCU->getSlice()->getPPS()->getTSIG();
1691	#if LOSSLESS_CODING
1692	Bool beValid;
1693	if (pcCU->isLosslessCoded(uiAbsPartIdx))
1694	{
1695	beValid = false;
1696	}
1697	else
1698	{
1699	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1700	}
1701	#else
1702	Bool beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1703	#endif
1704	UInt absSum = 0;
1705
1706	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1707	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1708	const UInt uiNumBlkSide = uiWidth >> (MLS_CG_SIZE >> 1);
1709	const UInt * scanCG;
1710	if (uiWidth == uiHeight)
1711	{
1712	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1713	if( uiLog2BlockSize == 3 )
1714	{
1715	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1716	}
1717	else if( uiLog2BlockSize == 5 )
1718	{
1719	scanCG = g_sigLastScanCG32x32;
1720	}
1721	}
1722	else
1723	{
1724	scanCG = g_sigCGScanNSQT[ uiLog2BlockSize - 2 ];
1725	}
1726	Int iScanPosSig = (Int) uiScanPosLast;
1727	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1728	{
1729	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1730	uiGoRiceParam = 0;
1731	Int numNonZero = 0;
1732
1733	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1734
1735	Int pos[SCAN_SET_SIZE];
1736	if( iScanPosSig == (Int) uiScanPosLast )
1737	{
1738	lastNZPosInCG = iScanPosSig;
1739	firstNZPosInCG = iScanPosSig;
1740	iScanPosSig--;
1741	pos[ numNonZero ] = uiBlkPosLast;
1742	numNonZero = 1;
1743	}
1744
1745	// decode significant_coeffgroup_flag
1746	Int iCGBlkPos = scanCG[ iSubSet ];
1747	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1748	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1749	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1750	{
1751	iCGPosY = (uiScanIdx == SCAN_HOR ? iCGBlkPos : 0);
1752	iCGPosX = (uiScanIdx == SCAN_VER ? iCGBlkPos : 0);
1753	}
1754	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1755	{
1756	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1757	}
1758	else
1759	{
1760	UInt uiSigCoeffGroup;
1761	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight );
1762	m_pcTDecBinIf->decodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1763	uiSigCoeffGroupFlag[ iCGBlkPos ] = uiSigCoeffGroup;
1764	}
1765
1766	// decode significant_coeff_flag
1767	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1768	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1769	{
1770	uiBlkPos = scan[ iScanPosSig ];
1771	uiPosY = uiBlkPos >> uiLog2BlockSize;
1772	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1773	uiSig = 0;
1774
1775	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1776	{
1777	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1778	{
1779	uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
1780	m_pcTDecBinIf->decodeBin( uiSig, baseCtx[ uiCtxSig ] );
1781	}
1782	else
1783	{
1784	uiSig = 1;
1785	}
1786	}
1787	pcCoef[ uiBlkPos ] = uiSig;
1788	if( uiSig )
1789	{
1790	pos[ numNonZero ] = uiBlkPos;
1791	numNonZero ++;
1792	if( lastNZPosInCG == -1 )
1793	{
1794	lastNZPosInCG = iScanPosSig;
1795	}
1796	firstNZPosInCG = iScanPosSig;
1797	}
1798	}
1799
1800
1801	if( numNonZero )
1802	{
1803	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= (Int)tsig );
1804	absSum = 0;
1805
1806	UInt c1 = 1;
1807	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1808	UInt uiBin;
1809
1810	if( uiNumOne > 0 )
1811	{
1812	uiCtxSet++;
1813	}
1814
1815	uiNumOne >>= 1;
1816	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1817	Int absCoeff[SCAN_SET_SIZE];
1818
1819	for ( Int i = 0; i < numNonZero; i++) absCoeff[i] = 1;
1820	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1821	Int firstC2FlagIdx = -1;
1822
1823	for( Int idx = 0; idx < numC1Flag; idx++ )
1824	{
1825	m_pcTDecBinIf->decodeBin( uiBin, baseCtxMod[c1] );
1826	if( uiBin == 1 )
1827	{
1828	c1 = 0;
1829	if (firstC2FlagIdx == -1)
1830	{
1831	firstC2FlagIdx = idx;
1832	}
1833	}
1834	else if( (c1 < 3) && (c1 > 0) )
1835	{
1836	c1++;
1837	}
1838	absCoeff[ idx ] = uiBin + 1;
1839	}
1840
1841	if (c1 == 0)
1842	{
1843	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1844	if ( firstC2FlagIdx != -1)
1845	{
1846	m_pcTDecBinIf->decodeBin( uiBin, baseCtxMod[0] );
1847	absCoeff[ firstC2FlagIdx ] = uiBin + 2;
1848	}
1849	}
1850
1851	UInt coeffSigns;
1852	if ( signHidden && beValid )
1853	{
1854	m_pcTDecBinIf->decodeBinsEP( coeffSigns, numNonZero-1 );
1855	coeffSigns <<= 32 - (numNonZero-1);
1856	}
1857	else
1858	{
1859	m_pcTDecBinIf->decodeBinsEP( coeffSigns, numNonZero );
1860	coeffSigns <<= 32 - numNonZero;
1861	}
1862
1863	Int iFirstCoeff2 = 1;
1864	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1865	{
1866	for( Int idx = 0; idx < numNonZero; idx++ )
1867	{
1868	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2) : 1;
1869
1870	if( absCoeff[ idx ] == baseLevel)
1871	{
1872	UInt uiLevel;
1873	xReadGoRiceExGolomb( uiLevel, uiGoRiceParam );
1874	absCoeff[ idx ] = uiLevel + baseLevel;
1875	}
1876
1877	if(absCoeff[ idx ] >= 2)
1878	{
1879	iFirstCoeff2 = 0;
1880	uiNumOne++;
1881	}
1882	}
1883	}
1884
1885	for( Int idx = 0; idx < numNonZero; idx++ )
1886	{
1887	Int blkPos = pos[ idx ];
1888	// Signs applied later.
1889	pcCoef[ blkPos ] = absCoeff[ idx ];
1890	absSum += absCoeff[ idx ];
1891
1892	if ( idx == numNonZero-1 && signHidden && beValid )
1893	{
1894	// Infer sign of 1st element.
1895	if (absSum&0x1)
1896	pcCoef[ blkPos ] = -pcCoef[ blkPos ];
1897	}
1898	else
1899	{
1900	Int sign = static_cast<Int>( coeffSigns ) >> 31;
1901	pcCoef[ blkPos ] = ( pcCoef[ blkPos ] ^ sign ) - sign;
1902	coeffSigns <<= 1;
1903	}
1904	}
1905	}
1906	else
1907	{
1908	uiNumOne >>= 1;
1909	}
1910	}
1911
1912	return;
1913	}
1914
1915
1916	Void TDecSbac::parseSaoUvlc (UInt& ruiVal)
1917	{
1918	UInt uiCode;
1919	Int i;
1920
1921	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
1922	if ( uiCode == 0 )
1923	{
1924	ruiVal = 0;
1925	return;
1926	}
1927
1928	i=1;
1929	while (1)
1930	{
1931	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
1932	if ( uiCode == 0 ) break;
1933	i++;
1934	}
1935
1936	ruiVal = i;
1937	}
1938
1939	Void TDecSbac::parseSaoSvlc (Int& riVal)
1940	{
1941	UInt uiCode;
1942	Int iSign;
1943	Int i;
1944
1945	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
1946
1947	if ( uiCode == 0 )
1948	{
1949	riVal = 0;
1950	return;
1951	}
1952
1953	// read sign
1954	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
1955
1956	if ( uiCode == 0 )
1957	{
1958	iSign = 1;
1959	}
1960	else
1961	{
1962	iSign = -1;
1963	}
1964
1965	// read magnitude
1966	i=1;
1967	while (1)
1968	{
1969	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
1970	if ( uiCode == 0 ) break;
1971	i++;
1972	}
1973
1974	riVal = i*iSign;
1975	}
1976
1977	Void TDecSbac::parseSaoUflc (UInt& riVal)
1978	{
1979	UInt uiSymbol;
1980	riVal = 0;
1981	for (Int i=0;i<5;i++)
1982	{
1983	m_pcTDecBinIf->decodeBinEP ( uiSymbol );
1984	if (uiSymbol)
1985	{
1986	riVal \|= (1<<i);
1987	}
1988	}
1989	}
1990	Void TDecSbac::parseSaoMergeLeft (UInt& ruiVal, UInt uiCompIdx)
1991	{
1992	UInt uiCode;
1993	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ) );
1994	ruiVal = (Int)uiCode;
1995	}
1996
1997	Void TDecSbac::parseSaoMergeUp (UInt& ruiVal)
1998	{
1999	UInt uiCode;
2000	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoMergeUpSCModel.get( 0, 0, 0 ) );
2001	ruiVal = (Int)uiCode;
2002	}
2003	Void TDecSbac::parseSaoTypeIdx (UInt& ruiVal)
2004	{
2005	UInt uiCode;
2006	Int i;
2007	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2008	if ( uiCode == 0 )
2009	{
2010	ruiVal = 0;
2011	return;
2012	}
2013	i=1;
2014	while (1)
2015	{
2016	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2017	if ( uiCode == 0 ) break;
2018	i++;
2019	}
2020	ruiVal = i;
2021	}
2022
2023	inline Void copySaoOneLcuParam(SaoLcuParam* psDst, SaoLcuParam* psSrc)
2024	{
2025	Int i;
2026	psDst->partIdx = psSrc->partIdx;
2027	psDst->typeIdx = psSrc->typeIdx;
2028	if (psDst->typeIdx != -1)
2029	{
2030	if (psDst->typeIdx == SAO_BO)
2031	{
2032	psDst->bandPosition = psSrc->bandPosition ;
2033	}
2034	else
2035	{
2036	psDst->bandPosition = 0;
2037	}
2038	psDst->length = psSrc->length;
2039	for (i=0;i<psDst->length;i++)
2040	{
2041	psDst->offset[i] = psSrc->offset[i];
2042	}
2043	}
2044	else
2045	{
2046	psDst->length = 0;
2047	for (i=0;i<SAO_BO_LEN;i++)
2048	{
2049	psDst->offset[i] = 0;
2050	}
2051	}
2052	}
2053	Void TDecSbac::parseSaoOffset(SaoLcuParam* psSaoLcuParam)
2054	{
2055	UInt uiSymbol;
2056	Int iSymbol;
2057	static Int iTypeLength[MAX_NUM_SAO_TYPE] = {
2058	SAO_EO_LEN,
2059	SAO_EO_LEN,
2060	SAO_EO_LEN,
2061	SAO_EO_LEN,
2062	SAO_BO_LEN
2063	};
2064
2065	parseSaoTypeIdx(uiSymbol);
2066	psSaoLcuParam->typeIdx = (Int)uiSymbol - 1;
2067	if (uiSymbol)
2068	{
2069	psSaoLcuParam->length = iTypeLength[psSaoLcuParam->typeIdx];
2070	if( psSaoLcuParam->typeIdx == SAO_BO )
2071	{
2072	// Parse Left Band Index
2073	parseSaoUflc( uiSymbol );
2074	psSaoLcuParam->bandPosition = uiSymbol;
2075	for(Int i=0; i< psSaoLcuParam->length; i++)
2076	{
2077	parseSaoSvlc(iSymbol);
2078	psSaoLcuParam->offset[i] = iSymbol;
2079	}
2080	}
2081	else if( psSaoLcuParam->typeIdx < 4 )
2082	{
2083	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[0] = uiSymbol;
2084	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[1] = uiSymbol;
2085	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[2] = -(Int)uiSymbol;
2086	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[3] = -(Int)uiSymbol;
2087	}
2088	}
2089	else
2090	{
2091	psSaoLcuParam->length = 0;
2092	}
2093	}
2094
2095	Void TDecSbac::parseSaoOneLcuInterleaving(Int rx, Int ry, SAOParam* pSaoParam, TComDataCU* pcCU, Int iCUAddrInSlice, Int iCUAddrUpInSlice, Bool bLFCrossSliceBoundaryFlag)
2096	{
2097	Int iAddr = pcCU->getAddr();
2098	UInt uiSymbol;
2099	for (Int iCompIdx=0; iCompIdx<3; iCompIdx++)
2100	{
2101	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = 0;
2102	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = 0;
2103	pSaoParam->saoLcuParam[iCompIdx][iAddr].bandPosition = 0;
2104	pSaoParam->saoLcuParam[iCompIdx][iAddr].typeIdx = -1;
2105	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[0] = 0;
2106	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[1] = 0;
2107	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[2] = 0;
2108	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[3] = 0;
2109
2110	if (pSaoParam->bSaoFlag[iCompIdx])
2111	{
2112	if (rx>0 && iCUAddrInSlice!=0)
2113	{
2114	parseSaoMergeLeft(uiSymbol,iCompIdx); pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = (Int)uiSymbol;
2115	}
2116	else
2117	{
2118	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = 0;
2119	}
2120
2121	if (pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag==0)
2122	{
2123	if ((ry > 0) && (iCUAddrUpInSlice>0\|\|bLFCrossSliceBoundaryFlag))
2124	{
2125	parseSaoMergeUp(uiSymbol); pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = uiSymbol;
2126	}
2127	else
2128	{
2129	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = 0;
2130	}
2131	if (!pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag)
2132	{
2133	parseSaoOffset(&(pSaoParam->saoLcuParam[iCompIdx][iAddr]));
2134	}
2135	else
2136	{
2137	copySaoOneLcuParam(&pSaoParam->saoLcuParam[iCompIdx][iAddr], &pSaoParam->saoLcuParam[iCompIdx][iAddr-pSaoParam->numCuInWidth]);
2138	}
2139	}
2140	else
2141	{
2142	copySaoOneLcuParam(&pSaoParam->saoLcuParam[iCompIdx][iAddr], &pSaoParam->saoLcuParam[iCompIdx][iAddr-1]);
2143	}
2144	}
2145	else
2146	{
2147	pSaoParam->saoLcuParam[iCompIdx][iAddr].typeIdx = -1;
2148	pSaoParam->saoLcuParam[iCompIdx][iAddr].bandPosition = 0;
2149	}
2150	}
2151	}
2152
2153	/**
2154	- Initialize our contexts from the nominated source.
2155	.
2156	\param pSrc Contexts to be copied.
2157	*/
2158	Void TDecSbac::xCopyContextsFrom( TDecSbac* pSrc )
2159	{
2160	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2161	}
2162
2163	Void TDecSbac::xCopyFrom( TDecSbac* pSrc )
2164	{
2165	m_pcTDecBinIf->copyState( pSrc->m_pcTDecBinIf );
2166
2167	m_uiLastQp = pSrc->m_uiLastQp;
2168	xCopyContextsFrom( pSrc );
2169
2170	}
2171
2172	Void TDecSbac::load ( TDecSbac* pScr )
2173	{
2174	xCopyFrom(pScr);
2175	}
2176
2177	Void TDecSbac::loadContexts ( TDecSbac* pScr )
2178	{
2179	xCopyContextsFrom(pScr);
2180	}
2181
2182	Void TDecSbac::decodeFlush ( )
2183	{
2184	UInt uiBit;
2185	m_pcTDecBinIf->decodeBinTrm(uiBit);
2186	m_pcTDecBinIf->flush();
2187
2188	}
2189
2190	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX \|\| (LGE_EDGE_INTRA_A0070 && LGE_EDGE_INTRA_DELTA_DC)
2191	Void TDecSbac::xReadExGolombLevel( UInt& ruiSymbol, ContextModel& rcSCModel )
2192	{
2193	UInt uiSymbol;
2194	UInt uiCount = 0;
2195	do
2196	{
2197	m_pcTDecBinIf->decodeBin( uiSymbol, rcSCModel );
2198	uiCount++;
2199	}
2200	while( uiSymbol && ( uiCount != 13 ) );
2201
2202	ruiSymbol = uiCount - 1;
2203
2204	if( uiSymbol )
2205	{
2206	xReadEpExGolomb( uiSymbol, 0 );
2207	ruiSymbol += uiSymbol + 1;
2208	}
2209
2210	return;
2211	}
2212	#endif
2213	#if HHI_DMM_WEDGE_INTRA
2214	Void TDecSbac::xParseWedgeFullInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2215	{
2216	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2217	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2218
2219	UInt uiSymbol, uiTabIdx = 0;
2220	for ( Int i = 0; i < iBits; i++ )
2221	{
2222	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 0) );
2223	uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0;
2224	uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0;
2225	uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0;
2226	uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0;
2227	uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0;
2228	uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0;
2229	uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0;
2230	uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0;
2231	uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0;
2232	uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0;
2233	uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0;
2234	uiTabIdx += ( uiSymbol && i == 11 ) ? 2048 : 0;
2235	uiTabIdx += ( uiSymbol && i == 12 ) ? 4096 : 0;
2236	}
2237
2238	pcCU->setWedgeFullTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth );
2239	}
2240
2241	Void TDecSbac::xParseWedgeFullDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2242	{
2243	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2244	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2245
2246	UInt uiSymbol, uiTabIdx = 0;
2247	for ( Int i = 0; i < iBits; i++ )
2248	{
2249	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 0) );
2250	uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0;
2251	uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0;
2252	uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0;
2253	uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0;
2254	uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0;
2255	uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0;
2256	uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0;
2257	uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0;
2258	uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0;
2259	uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0;
2260	uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0;
2261	uiTabIdx += ( uiSymbol && i == 11 ) ? 2048 : 0;
2262	uiTabIdx += ( uiSymbol && i == 12 ) ? 4096 : 0;
2263	}
2264
2265	pcCU->setWedgeFullTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth );
2266
2267	UInt uiDC1, uiDC2;
2268	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
2269	Int iDC1 = uiDC1;
2270	if ( uiDC1 )
2271	{
2272	UInt uiSign;
2273	m_pcTDecBinIf->decodeBinEP( uiSign );
2274	if ( uiSign )
2275	{
2276	iDC1 = -iDC1;
2277	}
2278	}
2279	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
2280	Int iDC2 = uiDC2;
2281	if ( uiDC2 )
2282	{
2283	UInt uiSign;
2284	m_pcTDecBinIf->decodeBinEP( uiSign );
2285	if ( uiSign )
2286	{
2287	iDC2 = -iDC2;
2288	}
2289	}
2290
2291	pcCU->setWedgeFullDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
2292	pcCU->setWedgeFullDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
2293	}
2294
2295	Void TDecSbac::xParseWedgePredDirInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2296	{
2297	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2298	{
2299	UInt uiDeltaEnd = 0;
2300	m_pcTDecBinIf->decodeBin( uiDeltaEnd, m_cDmmDataSCModel.get(0, 0, 2) );
2301
2302	Int iDeltaEnd;
2303	if( uiDeltaEnd != 0 )
2304	{
2305	UInt uiAbsValMinus1;
2306	UInt uiSymbol;
2307	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 = uiSymbol;
2308	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 \|= uiSymbol << 1;
2309	uiDeltaEnd = uiAbsValMinus1 + 1;
2310
2311	iDeltaEnd = uiDeltaEnd;
2312	UInt uiSign;
2313	m_pcTDecBinIf->decodeBinEP( uiSign );
2314	if( uiSign )
2315	{
2316	iDeltaEnd = -iDeltaEnd;
2317	}
2318	}
2319	else
2320	{
2321	iDeltaEnd = 0;
2322	}
2323	pcCU->setWedgePredDirDeltaEndSubParts( iDeltaEnd, uiAbsPartIdx, uiDepth );
2324	}
2325	}
2326
2327	Void TDecSbac::xParseWedgePredDirDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2328	{
2329	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2330	{
2331	UInt uiDeltaEnd = 0;
2332	m_pcTDecBinIf->decodeBin( uiDeltaEnd, m_cDmmDataSCModel.get(0, 0, 2) );
2333
2334	Int iDeltaEnd;
2335	if( uiDeltaEnd != 0 )
2336	{
2337	UInt uiAbsValMinus1;
2338	UInt uiSymbol;
2339	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 = uiSymbol;
2340	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 \|= uiSymbol << 1;
2341	uiDeltaEnd = uiAbsValMinus1 + 1;
2342
2343	iDeltaEnd = uiDeltaEnd;
2344	UInt uiSign;
2345	m_pcTDecBinIf->decodeBinEP( uiSign );
2346	if( uiSign )
2347	{
2348	iDeltaEnd = -iDeltaEnd;
2349	}
2350	}
2351	else
2352	{
2353	iDeltaEnd = 0;
2354	}
2355
2356	pcCU->setWedgePredDirDeltaEndSubParts( iDeltaEnd, uiAbsPartIdx, uiDepth );
2357	}
2358
2359	UInt uiDC1, uiDC2;
2360	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
2361	Int iDC1 = uiDC1;
2362	if ( uiDC1 )
2363	{
2364	UInt uiSign;
2365	m_pcTDecBinIf->decodeBinEP( uiSign );
2366	if ( uiSign )
2367	{
2368	iDC1 = -iDC1;
2369	}
2370	}
2371	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
2372	Int iDC2 = uiDC2;
2373	if ( uiDC2 )
2374	{
2375	UInt uiSign;
2376	m_pcTDecBinIf->decodeBinEP( uiSign );
2377	if ( uiSign )
2378	{
2379	iDC2 = -iDC2;
2380	}
2381	}
2382
2383	pcCU->setWedgePredDirDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
2384	pcCU->setWedgePredDirDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
2385	}
2386	#endif
2387	#if HHI_DMM_PRED_TEX
2388	#if LGE_DMM3_SIMP_C0044
2389	Void TDecSbac::xParseWedgePredTexInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2390	{
2391	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2392	Int iBits = g_aucWedgeTexPredBitsListIdx[iIntraIdx];
2393
2394	UInt uiSymbol, uiTabIdx = 0;
2395	for ( Int i = 0; i < iBits; i++ )
2396	{
2397	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 3) );
2398	uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0;
2399	uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0;
2400	uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0;
2401	uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0;
2402	uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0;
2403	uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0;
2404	uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0;
2405	uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0;
2406	uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0;
2407	uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0;
2408	uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0;
2409	}
2410
2411	pcCU->setWedgePredTexIntraTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth );
2412	}
2413	#endif
2414
2415	Void TDecSbac::xParseWedgePredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2416	{
2417	#if LGE_DMM3_SIMP_C0044
2418	xParseWedgePredTexInfo( pcCU, uiAbsPartIdx, uiDepth );
2419	#endif
2420	UInt uiDC1, uiDC2;
2421	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
2422	Int iDC1 = uiDC1;
2423	if ( uiDC1 )
2424	{
2425	UInt uiSign;
2426	m_pcTDecBinIf->decodeBinEP( uiSign );
2427	if ( uiSign )
2428	{
2429	iDC1 = -iDC1;
2430	}
2431	}
2432	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
2433	Int iDC2 = uiDC2;
2434	if ( uiDC2 )
2435	{
2436	UInt uiSign;
2437	m_pcTDecBinIf->decodeBinEP( uiSign );
2438	if ( uiSign )
2439	{
2440	iDC2 = -iDC2;
2441	}
2442	}
2443
2444	pcCU->setWedgePredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
2445	pcCU->setWedgePredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
2446	}
2447
2448	Void TDecSbac::xParseContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2449	{
2450	UInt uiDC1, uiDC2;
2451	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
2452	Int iDC1 = uiDC1;
2453	if ( uiDC1 )
2454	{
2455	UInt uiSign;
2456	m_pcTDecBinIf->decodeBinEP( uiSign );
2457	if ( uiSign )
2458	{
2459	iDC1 = -iDC1;
2460	}
2461	}
2462	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
2463	Int iDC2 = uiDC2;
2464	if ( uiDC2 )
2465	{
2466	UInt uiSign;
2467	m_pcTDecBinIf->decodeBinEP( uiSign );
2468	if ( uiSign )
2469	{
2470	iDC2 = -iDC2;
2471	}
2472	}
2473
2474	pcCU->setContourPredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
2475	pcCU->setContourPredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
2476	}
2477	#endif
2478
2479	#if LGE_EDGE_INTRA_A0070
2480	Void TDecSbac::xParseEdgeIntraInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2481	{
2482	UInt uiSymbol = 0;
2483
2484	// 1. Top(0) or Left(1)
2485	UChar ucLeft;
2486	m_pcTDecBinIf->decodeBinEP( uiSymbol );
2487	ucLeft = uiSymbol;
2488
2489	// 2. Start position (lowest bit first)
2490	UChar ucStart = 0;
2491	for( UInt ui = 0; ui < 6 - uiDepth; ui++ )
2492	{
2493	m_pcTDecBinIf->decodeBinEP( uiSymbol );
2494	ucStart \|= (uiSymbol << ui);
2495	}
2496
2497	// 3. Number of edges
2498	UChar ucMax = 0;
2499	for( UInt ui = 0; ui < 7 - uiDepth; ui++ )
2500	{
2501	m_pcTDecBinIf->decodeBinEP( uiSymbol );
2502	ucMax \|= (uiSymbol << ui);
2503	}
2504	ucMax++; // +1
2505
2506	// 4. Edges
2507	UChar* pucSymbolList = (UChar) xMalloc( UChar, 256 LGE_EDGE_INTRA_MAX_EDGE_NUM_PER_4x4 );
2508	UInt uiCtxEdgeIntra = pcCU->getCtxEdgeIntra( uiAbsPartIdx );
2509	for( Int iPtr = 0; iPtr < ucMax; iPtr++ )
2510	{
2511	UChar ucEdge = 0;
2512	UInt uiReorderEdge = 0;
2513	// Left-friendly direction
2514	// 0 ( 0deg) => 0
2515	// 1 ( 45deg) => 10
2516	// 2 ( -45deg) => 110
2517	// 3 ( 90deg) => 1110
2518	// 4 ( -90deg) => 11110
2519	// 5 ( 135deg) => 111110
2520	// 6 (-135deg) => 111111
2521	// Right-friendly direction
2522	// 0 ( 0deg) => 0
2523	// 1 ( -45deg) => 10
2524	// 2 ( 45deg) => 110
2525	// 3 ( -90deg) => 1110
2526	// 4 ( 90deg) => 11110
2527	// 5 (-135deg) => 111110
2528	// 6 ( 135deg) => 111111
2529	// refer to a paper "An efficient chain code with Huffman coding"
2530	for( UInt ui = 0; ui < 6; ui++ )
2531	{
2532	m_pcTDecBinIf->decodeBin( uiSymbol, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
2533	ucEdge <<= 1;
2534	ucEdge \|= uiSymbol;
2535	if( uiSymbol == 0 )
2536	break;
2537	}
2538
2539	switch( ucEdge )
2540	{
2541	case 0 : // "0"
2542	uiReorderEdge = 0;
2543	break;
2544	case 2 : // "10"
2545	uiReorderEdge = 1;
2546	break;
2547	case 6 : // "110"
2548	uiReorderEdge = 2;
2549	break;
2550	case 14 : // "1110"
2551	uiReorderEdge = 3;
2552	break;
2553	case 30 : // "11110"
2554	uiReorderEdge = 4;
2555	break;
2556	case 62 : // "111110"
2557	uiReorderEdge = 5;
2558	break;
2559	case 63 : // "111111"
2560	uiReorderEdge = 6;
2561	break;
2562	default :
2563	printf("parseIntraEdgeChain: error (unknown code %d)\n",ucEdge);
2564	assert(false);
2565	break;
2566	}
2567	pucSymbolList[iPtr] = uiReorderEdge;
2568	}
2569	/////////////////////
2570	// Edge Reconstruction
2571	Bool* pbRegion = pcCU->getEdgePartition( uiAbsPartIdx );
2572	pcCU->reconPartition( uiAbsPartIdx, uiDepth, ucLeft == 1, ucStart, ucMax, pucSymbolList, pbRegion );
2573	xFree( pucSymbolList );
2574	}
2575	#endif
2576
2577	#if RWTH_SDC_DLT_B0036
2578	#if !PKU_QC_DEPTH_INTRA_UNI_D0195
2579	Void TDecSbac::parseSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2580	{
2581	assert( pcCU->getSlice()->getSPS()->isDepth() );
2582
2583	UInt uiSymbol = 0;
2584	UInt uiCtxSDCFlag = pcCU->getCtxSDCFlag( uiAbsPartIdx );
2585	m_pcTDecBinIf->decodeBin( uiSymbol, m_cSDCFlagSCModel.get( 0, 0, uiCtxSDCFlag ) );
2586
2587	if( uiSymbol == 1 )
2588	{
2589	pcCU->setPartSizeSubParts(SIZE_2Nx2N, uiAbsPartIdx, uiDepth);
2590
2591	pcCU->setSDCFlagSubParts( true, uiAbsPartIdx, 0, uiDepth);
2592	pcCU->setTrIdxSubParts(0, uiAbsPartIdx, uiDepth);
2593	pcCU->setCbfSubParts(1, 1, 1, uiAbsPartIdx, uiDepth);
2594	}
2595	}
2596
2597	Void TDecSbac::parseSDCPredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2598	{
2599	assert( pcCU->getSlice()->getSPS()->isDepth() );
2600	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
2601
2602	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2603
2604	UInt uiCtx = 0;
2605
2606	UInt uiMPModeIdx = 0;
2607
2608	for(Int i=0; i<RWTH_SDC_NUM_PRED_MODES-1; i++)
2609	{
2610	UInt uiIsMostProb = 0;
2611	#if INTEL_SDC64_D0193
2612	if( !(pcCU->getWidth(uiAbsPartIdx) == 64 && i == 1))
2613	#endif
2614	m_pcTDecBinIf->decodeBin( uiIsMostProb, m_cSDCPredModeSCModel.get( 0, i, uiCtx ) );
2615
2616	if ( uiIsMostProb == 1 )
2617	break;
2618
2619	// else: get next most probable pred mode
2620	uiMPModeIdx = (uiMPModeIdx+1)%RWTH_SDC_NUM_PRED_MODES;
2621	}
2622
2623	Int intraPredMode = g_auiSDCPredModes[uiMPModeIdx];
2624
2625	#if HHI_DMM_WEDGE_INTRA
2626	if( intraPredMode == DMM_WEDGE_FULL_IDX ) { xParseWedgeFullInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
2627	if( intraPredMode == DMM_WEDGE_PREDDIR_IDX ) { xParseWedgePredDirInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
2628	#endif
2629
2630	pcCU->setLumaIntraDirSubParts((UChar)intraPredMode, uiAbsPartIdx, uiDepth);
2631	}
2632	#endif
2633
2634	Void TDecSbac::parseSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiSegment )
2635	{
2636	assert( pcCU->getSlice()->getSPS()->isDepth() );
2637	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2638	assert( uiSegment < 2 );
2639
2640	UInt uiResidual = 0;
2641	UInt uiBit = 0;
2642	UInt uiAbsIdx = 0;
2643	UInt uiSign = 0;
2644	Int iIdx = 0;
2645
2646	UInt uiMaxResidualBits = GetBitsPerDepthValue();
2647	assert( uiMaxResidualBits <= g_uiBitDepth );
2648
2649	m_pcTDecBinIf->decodeBin(uiResidual, m_cSDCResidualFlagSCModel.get( 0, uiSegment, 0 ) );
2650
2651	if (uiResidual)
2652	{
2653	// decode residual sign bit
2654	m_pcTDecBinIf->decodeBin(uiSign, m_cSDCResidualSignFlagSCModel.get( 0, uiSegment, 0 ) );
2655
2656	// decode residual magnitude
2657	for (Int i=0; i<uiMaxResidualBits; i++)
2658	{
2659	m_pcTDecBinIf->decodeBin(uiBit, m_cSDCResidualSCModel.get( 0, uiSegment, i ) );
2660	uiAbsIdx \|= uiBit << i;
2661	}
2662
2663	uiAbsIdx += 1;
2664	iIdx =(Int)(uiSign ? -1 : 1)*uiAbsIdx;
2665	}
2666
2667	pcCU->setSDCSegmentDCOffset(iIdx, uiSegment, uiAbsPartIdx);
2668	}
2669	#endif
2670
2671	//! \}

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source: 3DVCSoftware/branches/HTM-6.2-dev3-Qualcomm/source/Lib/TLibDecoder/TDecSbac.cpp @ 389

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