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TDecSbac.cpp @ 984

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Last change on this file since 984 was 390, checked in by mediatek-htm, 12 years ago

ARP Warning Fix, the related MACRO is "QC_ARP_WARNING_FIX"

by Yu-Lin Chang (yulin.chang@…)

Property svn:eol-style set to native

File size: 77.1 KB

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1	/* The copyright in this software is being made available under the BSD
2	* License, included below. This software may be subject to other third party
3	* and contributor rights, including patent rights, and no such rights are
4	* granted under this license.
5	*
6	* Copyright (c) 2010-2012, 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	#if QC_ARP_D0177
68	, m_cCUPUARPW ( 1, 1, NUM_ARPW_CTX , m_contextModels + m_numContextModels, m_numContextModels)
69	#endif
70	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
71	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
72	, m_cCUAlfCtrlFlagSCModel ( 1, 1, NUM_ALF_CTRL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
73	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
74	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
75	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
76	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
77	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
78	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
79	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
80	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
81	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
82	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
83	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
84	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
85	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
86	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
87	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	, m_cALFFlagSCModel ( 1, 1, NUM_ALF_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
90	, m_cALFUvlcSCModel ( 1, 1, NUM_ALF_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
91	, m_cALFSvlcSCModel ( 1, 1, NUM_ALF_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
92	, m_cCUAMPSCModel ( 1, 1, NUM_CU_AMP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_cSaoFlagSCModel ( 1, 1, NUM_SAO_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
94	, m_cSaoUvlcSCModel ( 1, 1, NUM_SAO_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
95	, m_cSaoSvlcSCModel ( 1, 1, NUM_SAO_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
96	, m_cSaoMergeLeftSCModel ( 1, 1, NUM_SAO_MERGE_LEFT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
97	, m_cSaoMergeUpSCModel ( 1, 1, NUM_SAO_MERGE_UP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
98	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
99	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
100	, m_cDmmFlagSCModel ( 1, 1, NUM_DMM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
101	, m_cDmmModeSCModel ( 1, 1, NUM_DMM_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
102	, m_cDmmDataSCModel ( 1, 1, NUM_DMM_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
103	#endif
104	#if LGE_EDGE_INTRA_A0070
105	, m_cEdgeIntraSCModel ( 1, 1, NUM_EDGE_INTRA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
106	#if LGE_EDGE_INTRA_DELTA_DC
107	, m_cEdgeIntraDeltaDCSCModel ( 1, 1, NUM_EDGE_INTRA_DELTA_DC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
108	#endif
109	#endif
110	#if RWTH_SDC_DLT_B0036
111	, m_cSDCFlagSCModel ( 1, 1, SDC_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
112	, m_cSDCResidualFlagSCModel ( 1, 2, SDC_NUM_RESIDUAL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
113	, m_cSDCResidualSignFlagSCModel ( 1, 2, SDC_NUM_SIGN_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
114	, m_cSDCResidualSCModel ( 1, 2, SDC_NUM_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels)
115	, m_cSDCPredModeSCModel ( 1, 3, SDC_NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
116	#endif
117	{
118	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
119	m_iSliceGranularity = 0;
120	}
121
122	TDecSbac::~TDecSbac()
123	{
124	}
125
126	// ====================================================================================================================
127	// Public member functions
128	// ====================================================================================================================
129
130	#if CABAC_INIT_FLAG
131	Void TDecSbac::resetEntropy(TComSlice* pSlice)
132	{
133	SliceType sliceType = pSlice->getSliceType();
134	Int qp = pSlice->getSliceQp();
135
136	if (pSlice->getPPS()->getCabacInitPresentFlag() && pSlice->getCabacInitFlag())
137	{
138	switch (sliceType)
139	{
140	case P_SLICE: // change initialization table to B_SLICE initialization
141	sliceType = B_SLICE;
142	break;
143	case B_SLICE: // change initialization table to P_SLICE initialization
144	sliceType = P_SLICE;
145	break;
146	default : // should not occur
147	assert(0);
148	}
149	}
150
151	#else
152	Void TDecSbac::resetEntropywithQPandInitIDC (Int qp, Int iID)
153	{
154	SliceType sliceType = (SliceType)iID;
155	#endif
156
157	m_cCUSplitFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SPLIT_FLAG );
158	m_cCUSkipFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SKIP_FLAG );
159	#if LGE_ILLUCOMP_B0045
160	m_cCUICFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_IC_FLAG );
161	#endif
162	m_cCUMergeFlagExtSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT );
163	m_cCUMergeIdxExtSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MERGE_IDX_EXT );
164	#if H3D_IVRP
165	m_cResPredFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_RES_PRED_FLAG );
166	#endif
167	#if QC_ARP_D0177
168	m_cCUPUARPW.initBuffer ( sliceType, qp, (UChar*)INIT_ARPW );
169	#endif
170	m_cCUAlfCtrlFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_CTRL_FLAG );
171	m_cCUPartSizeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_PART_SIZE );
172	m_cCUAMPSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CU_AMP_POS );
173	m_cCUPredModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_PRED_MODE );
174	m_cCUIntraPredSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
175	m_cCUChromaPredSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
176	m_cCUInterDirSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_INTER_DIR );
177	m_cCUMvdSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MVD );
178	m_cCURefPicSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_REF_PIC );
179	m_cCUDeltaQpSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DQP );
180	m_cCUQtCbfSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_QT_CBF );
181	m_cCUQtRootCbfSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
182	m_cCUSigCoeffGroupSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
183	m_cCUSigSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SIG_FLAG );
184	m_cCuCtxLastX.initBuffer ( sliceType, qp, (UChar*)INIT_LAST );
185	m_cCuCtxLastY.initBuffer ( sliceType, qp, (UChar*)INIT_LAST );
186	m_cCUOneSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ONE_FLAG );
187	m_cCUAbsSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ABS_FLAG );
188	m_cMVPIdxSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MVP_IDX );
189	m_cALFFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_FLAG );
190	m_cALFUvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_UVLC );
191	m_cALFSvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_SVLC );
192	m_cSaoFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_FLAG );
193	m_cSaoUvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_UVLC );
194	m_cSaoSvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_SVLC );
195	m_cSaoMergeLeftSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
196	m_cSaoMergeUpSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
197	m_cSaoTypeIdxSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
198
199	m_cCUTransSubdivFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
200	#if LGE_EDGE_INTRA_A0070
201	m_cEdgeIntraSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_EDGE_INTRA );
202	#if LGE_EDGE_INTRA_DELTA_DC
203	m_cEdgeIntraDeltaDCSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_EDGE_INTRA_DELTA_DC );
204	#endif
205	#endif
206	m_uiLastDQpNonZero = 0;
207	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
208	m_cDmmFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_FLAG );
209	m_cDmmModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_MODE );
210	m_cDmmDataSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_DATA );
211	#endif
212	#if RWTH_SDC_DLT_B0036
213	m_cSDCFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_FLAG );
214	m_cSDCResidualFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
215	m_cSDCResidualSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_RESIDUAL );
216	m_cSDCResidualSignFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_SIGN_FLAG );
217	m_cSDCPredModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_PRED_MODE );
218	#endif
219
220	// new structure
221	m_uiLastQp = qp;
222
223	m_pcTDecBinIf->start();
224	}
225
226	/** The function does the following: Read out terminate bit. Flush CABAC. Byte-align for next tile.
227	* Intialize CABAC states. Start CABAC.
228	*/
229	Void TDecSbac::updateContextTables( SliceType eSliceType, Int iQp )
230	{
231	UInt uiBit;
232	m_pcTDecBinIf->decodeBinTrm(uiBit);
233	m_pcTDecBinIf->finish();
234	#if !OL_FLUSH_ALIGN
235	// Account for misaligned CABAC.
236	Int iCABACReadAhead = m_pcTDecBinIf->getBitsReadAhead();
237	iCABACReadAhead--;
238	Int iStreamBits = 8-m_pcBitstream->getNumBitsUntilByteAligned();
239	if (iCABACReadAhead >= iStreamBits)
240	{
241	// Misaligned CABAC has read into the 1st byte of the next tile.
242	// Back up a byte prior to alignment.
243	m_pcBitstream->backupByte();
244	}
245	#endif
246	m_pcBitstream->readOutTrailingBits();
247	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
248	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
249	#if LGE_ILLUCOMP_B0045
250	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
251	#endif
252	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT );
253	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT );
254	#if H3D_IVRP
255	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
256	#endif
257	#if QC_ARP_D0177
258	m_cCUPUARPW.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
259	#endif
260	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
261	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
262	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
263	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
264	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
265	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
266	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
267	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
268	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
269	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
270	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
271	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
272	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
273	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
274	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
275	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
276	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
277	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
278	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
279	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
280	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
281	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
282	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
283	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
284	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
285	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
286	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
287	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
288	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
289	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
290	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
291	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
292	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
293	#endif
294	#if RWTH_SDC_DLT_B0036
295	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
296	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
297	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
298	m_cSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_SIGN_FLAG );
299	m_cSDCPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_PRED_MODE );
300	#endif
301
302	m_pcTDecBinIf->start();
303	}
304
305	Void TDecSbac::readTileMarker( UInt& uiTileIdx, UInt uiBitsUsed )
306	{
307	UInt uiSymbol;
308	uiTileIdx = 0;
309	for (Int iShift=uiBitsUsed-1; iShift>=0; iShift--)
310	{
311	m_pcTDecBinIf->decodeBinEP ( uiSymbol );
312	if (uiSymbol)
313	{
314	uiTileIdx \|= (1<<iShift);
315	}
316	}
317	}
318
319	Void TDecSbac::parseTerminatingBit( UInt& ruiBit )
320	{
321	m_pcTDecBinIf->decodeBinTrm( ruiBit );
322	}
323
324
325	Void TDecSbac::xReadUnaryMaxSymbol( UInt& ruiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
326	{
327	if (uiMaxSymbol == 0)
328	{
329	ruiSymbol = 0;
330	return;
331	}
332
333	m_pcTDecBinIf->decodeBin( ruiSymbol, pcSCModel[0] );
334
335	if( ruiSymbol == 0 \|\| uiMaxSymbol == 1 )
336	{
337	return;
338	}
339
340	UInt uiSymbol = 0;
341	UInt uiCont;
342
343	do
344	{
345	m_pcTDecBinIf->decodeBin( uiCont, pcSCModel[ iOffset ] );
346	uiSymbol++;
347	}
348	while( uiCont && ( uiSymbol < uiMaxSymbol - 1 ) );
349
350	if( uiCont && ( uiSymbol == uiMaxSymbol - 1 ) )
351	{
352	uiSymbol++;
353	}
354
355	ruiSymbol = uiSymbol;
356	}
357
358	Void TDecSbac::xReadEpExGolomb( UInt& ruiSymbol, UInt uiCount )
359	{
360	UInt uiSymbol = 0;
361	UInt uiBit = 1;
362
363	while( uiBit )
364	{
365	m_pcTDecBinIf->decodeBinEP( uiBit );
366	uiSymbol += uiBit << uiCount++;
367	}
368
369	if ( --uiCount )
370	{
371	UInt bins;
372	m_pcTDecBinIf->decodeBinsEP( bins, uiCount );
373	uiSymbol += bins;
374	}
375
376	ruiSymbol = uiSymbol;
377	}
378
379	Void TDecSbac::xReadUnarySymbol( UInt& ruiSymbol, ContextModel* pcSCModel, Int iOffset )
380	{
381	m_pcTDecBinIf->decodeBin( ruiSymbol, pcSCModel[0] );
382
383	if( !ruiSymbol )
384	{
385	return;
386	}
387
388	UInt uiSymbol = 0;
389	UInt uiCont;
390
391	do
392	{
393	m_pcTDecBinIf->decodeBin( uiCont, pcSCModel[ iOffset ] );
394	uiSymbol++;
395	}
396	while( uiCont );
397
398	ruiSymbol = uiSymbol;
399	}
400
401	/** Parsing of coeff_abs_level_minus3
402	* \param ruiSymbol reference to coeff_abs_level_minus3
403	* \param ruiGoRiceParam reference to Rice parameter
404	* \returns Void
405	*/
406	Void TDecSbac::xReadGoRiceExGolomb( UInt &ruiSymbol, UInt &ruiGoRiceParam )
407	{
408	Bool bExGolomb = false;
409	UInt uiCodeWord = 0;
410	UInt uiQuotient = 0;
411	UInt uiRemainder = 0;
412	UInt uiMaxVlc = g_auiGoRiceRange[ ruiGoRiceParam ];
413	UInt uiMaxPreLen = g_auiGoRicePrefixLen[ ruiGoRiceParam ];
414
415	do
416	{
417	uiQuotient++;
418	m_pcTDecBinIf->decodeBinEP( uiCodeWord );
419	}
420	while( uiCodeWord && uiQuotient < uiMaxPreLen );
421
422	uiCodeWord = 1 - uiCodeWord;
423	uiQuotient -= uiCodeWord;
424
425	if ( ruiGoRiceParam > 0 )
426	{
427	m_pcTDecBinIf->decodeBinsEP( uiRemainder, ruiGoRiceParam );
428	}
429
430	ruiSymbol = uiRemainder + ( uiQuotient << ruiGoRiceParam );
431	bExGolomb = ruiSymbol == ( uiMaxVlc + 1 );
432
433	if( bExGolomb )
434	{
435	xReadEpExGolomb( uiCodeWord, 0 );
436	ruiSymbol += uiCodeWord;
437	}
438
439	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( ruiSymbol, 23 ) ];
440
441	return;
442	}
443
444
445	/** Parse I_PCM information.
446	* \param pcCU
447	* \param uiAbsPartIdx
448	* \param uiDepth
449	* \returns Void
450	*
451	* If I_PCM flag indicates that the CU is I_PCM, parse its PCM alignment bits and codes.
452	*/
453	Void TDecSbac::parseIPCMInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
454	{
455	UInt uiSymbol;
456	Int numSubseqIPCM = 0;
457	Bool readPCMSampleFlag = false;
458
459	if(pcCU->getNumSucIPCM() > 0)
460	{
461	readPCMSampleFlag = true;
462	}
463	else
464	{
465	m_pcTDecBinIf->decodeBinTrm(uiSymbol);
466
467	if (uiSymbol)
468	{
469	readPCMSampleFlag = true;
470	m_pcTDecBinIf->decodeNumSubseqIPCM(numSubseqIPCM);
471	pcCU->setNumSucIPCM(numSubseqIPCM + 1);
472	m_pcTDecBinIf->decodePCMAlignBits();
473	}
474	}
475
476	if (readPCMSampleFlag == true)
477	{
478	Bool bIpcmFlag = true;
479
480
481	pcCU->setPartSizeSubParts ( SIZE_2Nx2N, uiAbsPartIdx, uiDepth );
482	pcCU->setSizeSubParts ( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth );
483	pcCU->setIPCMFlagSubParts ( bIpcmFlag, uiAbsPartIdx, uiDepth );
484
485	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
486	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
487	UInt uiChromaOffset = uiLumaOffset>>2;
488
489	Pel* piPCMSample;
490	UInt uiWidth;
491	UInt uiHeight;
492	UInt uiSampleBits;
493	UInt uiX, uiY;
494
495	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
496	uiWidth = pcCU->getWidth(uiAbsPartIdx);
497	uiHeight = pcCU->getHeight(uiAbsPartIdx);
498	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
499
500	for(uiY = 0; uiY < uiHeight; uiY++)
501	{
502	for(uiX = 0; uiX < uiWidth; uiX++)
503	{
504	UInt uiSample;
505	m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample);
506	piPCMSample[uiX] = uiSample;
507	}
508	piPCMSample += uiWidth;
509	}
510
511	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
512	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
513	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
514	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
515
516	for(uiY = 0; uiY < uiHeight; uiY++)
517	{
518	for(uiX = 0; uiX < uiWidth; uiX++)
519	{
520	UInt uiSample;
521	m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample);
522	piPCMSample[uiX] = uiSample;
523	}
524	piPCMSample += uiWidth;
525	}
526
527	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
528	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
529	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
530	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
531
532	for(uiY = 0; uiY < uiHeight; uiY++)
533	{
534	for(uiX = 0; uiX < uiWidth; uiX++)
535	{
536	UInt uiSample;
537	m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample);
538	piPCMSample[uiX] = uiSample;
539	}
540	piPCMSample += uiWidth;
541	}
542
543	pcCU->setNumSucIPCM( pcCU->getNumSucIPCM() - 1);
544	if(pcCU->getNumSucIPCM() == 0)
545	{
546	m_pcTDecBinIf->resetBac();
547	}
548	}
549	}
550
551	/** parse skip flag
552	* \param pcCU
553	* \param uiAbsPartIdx
554	* \param uiDepth
555	* \returns Void
556	*/
557	Void TDecSbac::parseSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
558	{
559	if( pcCU->getSlice()->isIntra() )
560	{
561	return;
562	}
563
564	UInt uiSymbol = 0;
565	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx );
566	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
567	DTRACE_CABAC_VL( g_nSymbolCounter++ );
568	DTRACE_CABAC_T( "\tSkipFlag" );
569	DTRACE_CABAC_T( "\tuiCtxSkip: ");
570	DTRACE_CABAC_V( uiCtxSkip );
571	DTRACE_CABAC_T( "\tuiSymbol: ");
572	DTRACE_CABAC_V( uiSymbol );
573	DTRACE_CABAC_T( "\n");
574
575	if( uiSymbol )
576	{
577	pcCU->setPredModeSubParts( MODE_SKIP, uiAbsPartIdx, uiDepth );
578	pcCU->setPartSizeSubParts( SIZE_2Nx2N, uiAbsPartIdx, uiDepth );
579	pcCU->setSizeSubParts( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth );
580	pcCU->setMergeFlagSubParts( true , uiAbsPartIdx, 0, uiDepth );
581	}
582	}
583
584	#if LGE_ILLUCOMP_B0045
585	/** parse illumination compensation flag
586	* \param pcCU
587	* \param uiAbsPartIdx
588	* \param uiDepth
589	* \returns Void
590	*/
591	Void TDecSbac::parseICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
592	{
593	UInt uiSymbol = 0;
594	UInt uiCtxIC = pcCU->getCtxICFlag( uiAbsPartIdx );
595	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, uiCtxIC ) );
596	DTRACE_CABAC_VL( g_nSymbolCounter++ );
597	DTRACE_CABAC_T( "\tICFlag" );
598	DTRACE_CABAC_T( "\tuiCtxIC: ");
599	DTRACE_CABAC_V( uiCtxIC );
600	DTRACE_CABAC_T( "\tuiSymbol: ");
601	DTRACE_CABAC_V( uiSymbol );
602	DTRACE_CABAC_T( "\n");
603
604	pcCU->setICFlagSubParts( uiSymbol ? true : false , uiAbsPartIdx, 0, uiDepth );
605	}
606	#endif
607
608
609	/** parse merge flag
610	* \param pcCU
611	* \param uiAbsPartIdx
612	* \param uiDepth
613	* \param uiPUIdx
614	* \returns Void
615	*/
616	Void TDecSbac::parseMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPUIdx )
617	{
618	UInt uiSymbol;
619	m_pcTDecBinIf->decodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
620	pcCU->setMergeFlagSubParts( uiSymbol ? true : false, uiAbsPartIdx, uiPUIdx, uiDepth );
621
622	DTRACE_CABAC_VL( g_nSymbolCounter++ );
623	DTRACE_CABAC_T( "\tMergeFlag: " );
624	DTRACE_CABAC_V( uiSymbol );
625	DTRACE_CABAC_T( "\tAddress: " );
626	DTRACE_CABAC_V( pcCU->getAddr() );
627	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
628	DTRACE_CABAC_V( uiAbsPartIdx );
629	DTRACE_CABAC_T( "\n" );
630	}
631
632	Void TDecSbac::parseMergeIndex ( TComDataCU* pcCU, UInt& ruiMergeIndex, UInt uiAbsPartIdx, UInt uiDepth )
633	{
634	UInt uiNumCand = MRG_MAX_NUM_CANDS;
635	UInt uiUnaryIdx = 0;
636	uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
637	#if HHI_MPI
638	const Bool bMVIAvailable = pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE;
639	const UInt uiMviMergePos = bMVIAvailable ? HHI_MPI_MERGE_POS : uiNumCand;
640	#endif
641	if ( uiNumCand > 1 )
642	{
643	for( ; uiUnaryIdx < uiNumCand - 1; ++uiUnaryIdx )
644	{
645	UInt uiSymbol = 0;
646	if ( uiUnaryIdx==0 )
647	{
648	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
649	}
650	else
651	{
652	m_pcTDecBinIf->decodeBinEP( uiSymbol );
653	}
654	if( uiSymbol == 0 )
655	{
656	break;
657	}
658	}
659	}
660	ruiMergeIndex = uiUnaryIdx;
661
662	DTRACE_CABAC_VL( g_nSymbolCounter++ )
663	DTRACE_CABAC_T( "\tparseMergeIndex()" )
664	DTRACE_CABAC_T( "\tuiMRGIdx= " )
665	DTRACE_CABAC_V( ruiMergeIndex )
666	DTRACE_CABAC_T( "\n" )
667	#if HHI_MPI
668	if( ruiMergeIndex > uiMviMergePos )
669	{
670	assert( bMVIAvailable );
671	ruiMergeIndex--;
672	}
673	else if( ruiMergeIndex == uiMviMergePos )
674	{
675	assert( bMVIAvailable );
676	pcCU->setTextureModeDepthSubParts( uiDepth, uiAbsPartIdx, uiDepth );
677	}
678	#endif
679	}
680
681	#if H3D_IVRP
682	Void
683	TDecSbac::parseResPredFlag( TComDataCU* pcCU, Bool& rbResPredFlag, UInt uiAbsPartIdx, UInt uiDepth )
684	{
685	UInt uiCtx = pcCU->getCtxResPredFlag( uiAbsPartIdx );
686	UInt uiSymbol = 0;
687	m_pcTDecBinIf->decodeBin( uiSymbol, m_cResPredFlagSCModel.get( 0, 0, uiCtx ) );
688	rbResPredFlag = ( uiSymbol != 0 );
689	}
690	#endif
691
692	#if H3D_IVMP
693	Void TDecSbac::parseMVPIdx ( Int& riMVPIdx, Int iNumAMVPCands )
694	{
695	UInt uiSymbol;
696	xReadUnaryMaxSymbol(uiSymbol, m_cMVPIdxSCModel.get(0), 1, iNumAMVPCands-1);
697	riMVPIdx = uiSymbol;
698	}
699	#else
700	Void TDecSbac::parseMVPIdx ( Int& riMVPIdx )
701	{
702	UInt uiSymbol;
703	xReadUnaryMaxSymbol(uiSymbol, m_cMVPIdxSCModel.get(0), 1, AMVP_MAX_NUM_CANDS-1);
704	riMVPIdx = uiSymbol;
705	}
706	#endif
707
708	Void TDecSbac::parseSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
709	{
710	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
711	{
712	pcCU->setDepthSubParts( uiDepth, uiAbsPartIdx );
713	return;
714	}
715
716	UInt uiSymbol;
717
718	#if H3D_QTL
719	Bool bParseSplitFlag = true;
720
721	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
722	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
723	Bool bDepthMapDetect = (pcTexture != NULL);
724	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
725
726	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
727	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC())
728	{
729	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
730	assert(pcTextureCU->getDepth(uiAbsPartIdx) >= uiDepth);
731	bParseSplitFlag = (pcTextureCU->getDepth(uiAbsPartIdx) > uiDepth);
732	}
733
734	if(bParseSplitFlag)
735	{
736	#endif
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	#if H3D_QTL
741	}
742	else
743	uiSymbol = 0;
744	#endif
745
746	pcCU->setDepthSubParts( uiDepth + uiSymbol, uiAbsPartIdx );
747
748	return;
749	}
750
751	/** parse partition size
752	* \param pcCU
753	* \param uiAbsPartIdx
754	* \param uiDepth
755	* \returns Void
756	*/
757	Void TDecSbac::parsePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
758	{
759	UInt uiSymbol, uiMode = 0;
760	PartSize eMode;
761
762	#if H3D_QTL
763	Bool bParsePartSize = true;
764	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
765	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
766	Bool bDepthMapDetect = (pcTexture != NULL);
767	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
768
769	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
770	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC())
771	{
772	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
773	assert(pcTextureCU->getDepth(uiAbsPartIdx) >= uiDepth);
774	if (pcTextureCU->getDepth(uiAbsPartIdx) == uiDepth && pcTextureCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN)
775	{
776	bParsePartSize = false;
777	eMode = SIZE_2Nx2N;
778	}
779	}
780	#endif
781
782	if ( pcCU->isIntra( uiAbsPartIdx ) )
783	{
784	#if H3D_QTL
785	if(bParsePartSize)
786	{
787	#endif
788	uiSymbol = 1;
789	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
790	{
791	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPartSizeSCModel.get( 0, 0, 0) );
792	}
793	eMode = uiSymbol ? SIZE_2Nx2N : SIZE_NxN;
794	#if H3D_QTL
795	}
796	#endif
797	UInt uiTrLevel = 0;
798	UInt uiWidthInBit = g_aucConvertToBit[pcCU->getWidth(uiAbsPartIdx)]+2;
799	UInt uiTrSizeInBit = g_aucConvertToBit[pcCU->getSlice()->getSPS()->getMaxTrSize()]+2;
800	uiTrLevel = uiWidthInBit >= uiTrSizeInBit ? uiWidthInBit - uiTrSizeInBit : 0;
801	if( eMode == SIZE_NxN )
802	{
803	pcCU->setTrIdxSubParts( 1+uiTrLevel, uiAbsPartIdx, uiDepth );
804	}
805	else
806	{
807	pcCU->setTrIdxSubParts( uiTrLevel, uiAbsPartIdx, uiDepth );
808	}
809	}
810	else
811	{
812	#if H3D_QTL
813	if(bParsePartSize)
814	{
815	#endif
816	UInt uiMaxNumBits = 2;
817	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && (g_uiMaxCUWidth>>uiDepth) == 8 && (g_uiMaxCUHeight>>uiDepth) == 8 ) )
818	{
819	uiMaxNumBits ++;
820	}
821	for ( UInt ui = 0; ui < uiMaxNumBits; ui++ )
822	{
823	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPartSizeSCModel.get( 0, 0, ui) );
824	if ( uiSymbol )
825	{
826	break;
827	}
828	uiMode++;
829	}
830	eMode = (PartSize) uiMode;
831	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
832	{
833	if (eMode == SIZE_2NxN)
834	{
835	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUAMPSCModel.get( 0, 0, 0 ));
836	if (uiSymbol == 0)
837	{
838	m_pcTDecBinIf->decodeBinEP(uiSymbol);
839	eMode = (uiSymbol == 0? SIZE_2NxnU : SIZE_2NxnD);
840	}
841	}
842	else if (eMode == SIZE_Nx2N)
843	{
844	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUAMPSCModel.get( 0, 0, 0 ));
845	if (uiSymbol == 0)
846	{
847	m_pcTDecBinIf->decodeBinEP(uiSymbol);
848	eMode = (uiSymbol == 0? SIZE_nLx2N : SIZE_nRx2N);
849	}
850	}
851	}
852	#if H3D_QTL
853	}
854	#endif
855	}
856	pcCU->setPartSizeSubParts( eMode, uiAbsPartIdx, uiDepth );
857	pcCU->setSizeSubParts( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth );
858	}
859
860	/** parse prediction mode
861	* \param pcCU
862	* \param uiAbsPartIdx
863	* \param uiDepth
864	* \returns Void
865	*/
866	Void TDecSbac::parsePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
867	{
868	if( pcCU->getSlice()->isIntra() )
869	{
870	pcCU->setPredModeSubParts( MODE_INTRA, uiAbsPartIdx, uiDepth );
871	return;
872	}
873
874	UInt uiSymbol;
875	Int iPredMode = MODE_INTER;
876	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
877	iPredMode += uiSymbol;
878	pcCU->setPredModeSubParts( (PredMode)iPredMode, uiAbsPartIdx, uiDepth );
879	}
880
881	Void TDecSbac::parseIntraDirLumaAng ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
882	{
883	UInt uiSymbol;
884	Int intraPredMode;
885
886	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
887	UInt uiFlag = 0;
888	if( pcCU->getSlice()->getSPS()->getUseDMM() && (g_uiMaxCUWidth>>uiDepth) <= DMM_WEDGEMODEL_MAX_SIZE )
889	{
890	m_pcTDecBinIf->decodeBin( uiFlag, m_cDmmFlagSCModel.get(0, 0, 0) );
891	}
892	if( uiFlag )
893	{
894	UInt uiDMMode;
895
896	#if HHI_DMM_WEDGE_INTRA && HHI_DMM_PRED_TEX
897	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode = uiSymbol;
898	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode \|= uiSymbol << 1;
899	if ( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && g_uiMaxCUWidth>>uiDepth > 4 )
900	{
901	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode \|= uiSymbol << 2;
902	}
903	#else
904	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode = uiSymbol;
905	if ( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && g_uiMaxCUWidth>>uiDepth > 4 )
906	{
907	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode \|= uiSymbol << 1;
908	}
909	#endif
910	intraPredMode = uiDMMode + NUM_INTRA_MODE;
911
912	#if HHI_DMM_WEDGE_INTRA
913	if( intraPredMode == DMM_WEDGE_FULL_IDX ) { xParseWedgeFullInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
914	if( intraPredMode == DMM_WEDGE_FULL_D_IDX ) { xParseWedgeFullDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
915	if( intraPredMode == DMM_WEDGE_PREDDIR_IDX ) { xParseWedgePredDirInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
916	if( intraPredMode == DMM_WEDGE_PREDDIR_D_IDX ) { xParseWedgePredDirDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
917	#endif
918	#if HHI_DMM_PRED_TEX
919	if( intraPredMode == DMM_WEDGE_PREDTEX_D_IDX ) { xParseWedgePredTexDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
920	#if LGE_DMM3_SIMP_C0044
921	if( intraPredMode == DMM_WEDGE_PREDTEX_IDX ) { xParseWedgePredTexInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
922	#endif
923	if( intraPredMode == DMM_CONTOUR_PREDTEX_D_IDX ) { xParseContourPredTexDeltaInfo( pcCU, uiAbsPartIdx, uiDepth ); }
924	#endif
925	}
926	else
927	{
928	#endif
929
930	#if LGE_EDGE_INTRA_A0070
931	Bool bCodeEdgeIntra = false;
932	if( pcCU->getSlice()->getSPS()->isDepth() )
933	{
934	UInt uiPUWidth = pcCU->getWidth( uiAbsPartIdx ) >> (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0);
935	if( uiPUWidth <= LGE_EDGE_INTRA_MAX_SIZE && uiPUWidth >= LGE_EDGE_INTRA_MIN_SIZE )
936	bCodeEdgeIntra = true;
937	}
938	#endif
939
940	Int uiPreds[3] = {-1, -1, -1};
941	Int uiPredNum = pcCU->getIntraDirLumaPredictor(uiAbsPartIdx, uiPreds);
942	#if LGE_EDGE_INTRA_A0070
943	UInt uiCheckBit = 0;
944	#endif
945
946	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUIntraPredSCModel.get( 0, 0, 0) );
947
948	if ( uiSymbol )
949	{
950	m_pcTDecBinIf->decodeBinEP( uiSymbol );
951	if (uiSymbol)
952	{
953	m_pcTDecBinIf->decodeBinEP( uiSymbol );
954	uiSymbol++;
955	}
956	intraPredMode = uiPreds[uiSymbol];
957	}
958	else
959	{
960	intraPredMode = 0;
961
962
963	m_pcTDecBinIf->decodeBinsEP( uiSymbol, 5 );
964	#if LGE_EDGE_INTRA_A0070
965	if (bCodeEdgeIntra)
966	{
967	if (uiSymbol==31)
968	{
969	m_pcTDecBinIf->decodeBinsEP(uiCheckBit,1);
970	if (uiCheckBit)
971	uiSymbol = EDGE_INTRA_IDX;
972	}
973	}
974	#endif
975	intraPredMode = uiSymbol;
976
977	//postponed sorting of MPMs (only in remaining branch)
978	if (uiPreds[0] > uiPreds[1])
979	{
980	std::swap(uiPreds[0], uiPreds[1]);
981	}
982	if (uiPreds[0] > uiPreds[2])
983	{
984	std::swap(uiPreds[0], uiPreds[2]);
985	}
986	if (uiPreds[1] > uiPreds[2])
987	{
988	std::swap(uiPreds[1], uiPreds[2]);
989	}
990	#if LGE_EDGE_INTRA_A0070
991	if ( intraPredMode != EDGE_INTRA_IDX)
992	{
993	#endif
994	for ( Int i = 0; i < uiPredNum; i++ )
995	{
996	intraPredMode += ( intraPredMode >= uiPreds[i] );
997	}
998	#if LGE_EDGE_INTRA_A0070
999	}
1000	#endif
1001	}
1002
1003	#if LGE_EDGE_INTRA_A0070
1004	if( intraPredMode == EDGE_INTRA_IDX )
1005	{
1006	xParseEdgeIntraInfo( pcCU, uiAbsPartIdx, uiDepth );
1007	#if LGE_EDGE_INTRA_DELTA_DC
1008	m_pcTDecBinIf->decodeBin( uiSymbol, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 0) );
1009	if( uiSymbol )
1010	{
1011	intraPredMode = EDGE_INTRA_DELTA_IDX;
1012	Int iDeltaDC0;
1013	Int iDeltaDC1;
1014
1015	xReadExGolombLevel( (UInt &) iDeltaDC0, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1016	if( iDeltaDC0 != 0 )
1017	{
1018	UInt uiSign;
1019	m_pcTDecBinIf->decodeBinEP( uiSign );
1020	if ( uiSign )
1021	{
1022	iDeltaDC0 = -iDeltaDC0;
1023	}
1024	}
1025	xReadExGolombLevel( (UInt &) iDeltaDC1, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1026	if( iDeltaDC1 != 0 )
1027	{
1028	UInt uiSign;
1029	m_pcTDecBinIf->decodeBinEP( uiSign );
1030	if ( uiSign )
1031	{
1032	iDeltaDC1 = -iDeltaDC1;
1033	}
1034	}
1035
1036	pcCU->setEdgeDeltaDC0( uiAbsPartIdx, iDeltaDC0 );
1037	pcCU->setEdgeDeltaDC1( uiAbsPartIdx, iDeltaDC1 );
1038	}
1039	#endif
1040	}
1041	#endif
1042
1043	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1044	}
1045	#endif
1046
1047	pcCU->setLumaIntraDirSubParts( (UChar)intraPredMode, uiAbsPartIdx, uiDepth );
1048	}
1049
1050	Void TDecSbac::parseIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1051	{
1052	UInt uiSymbol;
1053
1054	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1055
1056	if( uiSymbol == 0 )
1057	{
1058	uiSymbol = DM_CHROMA_IDX;
1059	}
1060	else
1061	{
1062	if( pcCU->getSlice()->getSPS()->getUseLMChroma() )
1063	{
1064	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUChromaPredSCModel.get( 0, 0, 1 ) );
1065	}
1066	else
1067	{
1068	uiSymbol = 1;
1069	}
1070
1071	if( uiSymbol == 0 )
1072	{
1073	uiSymbol = LM_CHROMA_IDX;
1074	}
1075	else
1076	{
1077	UInt uiIPredMode;
1078	m_pcTDecBinIf->decodeBinsEP( uiIPredMode, 2 );
1079	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1080	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1081	uiSymbol = uiAllowedChromaDir[ uiIPredMode ];
1082	}
1083	}
1084	pcCU->setChromIntraDirSubParts( uiSymbol, uiAbsPartIdx, uiDepth );
1085	return;
1086	}
1087
1088	Void TDecSbac::parseInterDir( TComDataCU* pcCU, UInt& ruiInterDir, UInt uiAbsPartIdx, UInt uiDepth )
1089	{
1090	UInt uiSymbol;
1091	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1092	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1093	m_pcTDecBinIf->decodeBin( uiSymbol, *( pCtx + uiCtx ) );
1094
1095	if( uiSymbol )
1096	{
1097	uiSymbol = 2;
1098	}
1099
1100	uiSymbol++;
1101	ruiInterDir = uiSymbol;
1102	return;
1103	}
1104
1105	Void TDecSbac::parseRefFrmIdx( TComDataCU* pcCU, Int& riRefFrmIdx, UInt uiAbsPartIdx, UInt uiDepth, RefPicList eRefList )
1106	{
1107	UInt uiSymbol;
1108
1109	if(pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C ) > 0 && eRefList==REF_PIC_LIST_C)
1110	{
1111	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1112	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
1113
1114	if( uiSymbol )
1115	{
1116	xReadUnaryMaxSymbol( uiSymbol, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C )-2 );
1117	uiSymbol++;
1118	}
1119	riRefFrmIdx = uiSymbol;
1120	}
1121	else
1122	{
1123	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1124	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
1125
1126	if( uiSymbol )
1127	{
1128	xReadUnaryMaxSymbol( uiSymbol, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( eRefList )-2 );
1129	uiSymbol++;
1130	}
1131	riRefFrmIdx = uiSymbol;
1132	}
1133
1134	return;
1135	}
1136
1137	Void TDecSbac::parseMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth, RefPicList eRefList )
1138	{
1139	UInt uiSymbol;
1140	UInt uiHorAbs;
1141	UInt uiVerAbs;
1142	UInt uiHorSign = 0;
1143	UInt uiVerSign = 0;
1144	ContextModel *pCtx = m_cCUMvdSCModel.get( 0 );
1145
1146	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1147	{
1148	uiHorAbs=0;
1149	uiVerAbs=0;
1150	}
1151	else
1152	{
1153
1154	m_pcTDecBinIf->decodeBin( uiHorAbs, *pCtx );
1155	m_pcTDecBinIf->decodeBin( uiVerAbs, *pCtx );
1156
1157	const Bool bHorAbsGr0 = uiHorAbs != 0;
1158	const Bool bVerAbsGr0 = uiVerAbs != 0;
1159	pCtx++;
1160
1161	if( bHorAbsGr0 )
1162	{
1163	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
1164	uiHorAbs += uiSymbol;
1165	}
1166
1167	if( bVerAbsGr0 )
1168	{
1169	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
1170	uiVerAbs += uiSymbol;
1171	}
1172
1173	if( bHorAbsGr0 )
1174	{
1175	if( 2 == uiHorAbs )
1176	{
1177	xReadEpExGolomb( uiSymbol, 1 );
1178	uiHorAbs += uiSymbol;
1179	}
1180
1181	m_pcTDecBinIf->decodeBinEP( uiHorSign );
1182	}
1183
1184	if( bVerAbsGr0 )
1185	{
1186	if( 2 == uiVerAbs )
1187	{
1188	xReadEpExGolomb( uiSymbol, 1 );
1189	uiVerAbs += uiSymbol;
1190	}
1191
1192	m_pcTDecBinIf->decodeBinEP( uiVerSign );
1193	}
1194
1195	}
1196
1197	const TComMv cMv( uiHorSign ? -Int( uiHorAbs ): uiHorAbs, uiVerSign ? -Int( uiVerAbs ) : uiVerAbs );
1198	pcCU->getCUMvField( eRefList )->setAllMvd( cMv, pcCU->getPartitionSize( uiAbsPartIdx ), uiAbsPartIdx, uiDepth, uiPartIdx );
1199	return;
1200	}
1201
1202
1203	Void TDecSbac::parseTransformSubdivFlag( UInt& ruiSubdivFlag, UInt uiLog2TransformBlockSize )
1204	{
1205	m_pcTDecBinIf->decodeBin( ruiSubdivFlag, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiLog2TransformBlockSize ) );
1206	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1207	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
1208	DTRACE_CABAC_T( "\tsymbol=" )
1209	DTRACE_CABAC_V( ruiSubdivFlag )
1210	DTRACE_CABAC_T( "\tctx=" )
1211	DTRACE_CABAC_V( uiLog2TransformBlockSize )
1212	DTRACE_CABAC_T( "\n" )
1213	}
1214
1215	Void TDecSbac::parseQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt& uiQtRootCbf )
1216	{
1217	UInt uiSymbol;
1218	const UInt uiCtx = 0;
1219	m_pcTDecBinIf->decodeBin( uiSymbol , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1220	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1221	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1222	DTRACE_CABAC_T( "\tsymbol=" )
1223	DTRACE_CABAC_V( uiSymbol )
1224	DTRACE_CABAC_T( "\tctx=" )
1225	DTRACE_CABAC_V( uiCtx )
1226	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1227	DTRACE_CABAC_V( uiAbsPartIdx )
1228	DTRACE_CABAC_T( "\n" )
1229
1230	uiQtRootCbf = uiSymbol;
1231	}
1232
1233	Void TDecSbac::parseDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1234	{
1235	Int qp;
1236	UInt uiDQp;
1237	Int iDQp;
1238
1239	m_pcTDecBinIf->decodeBin( uiDQp, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1240
1241	if ( uiDQp == 0 )
1242	{
1243	qp = pcCU->getRefQP(uiAbsPartIdx);
1244	}
1245	else
1246	{
1247	UInt uiSign;
1248	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1249	m_pcTDecBinIf->decodeBinEP(uiSign);
1250
1251	UInt uiMaxAbsDQpMinus1 = 24 + (qpBdOffsetY/2) + (uiSign);
1252	UInt uiAbsDQpMinus1;
1253	xReadUnaryMaxSymbol (uiAbsDQpMinus1, &m_cCUDeltaQpSCModel.get( 0, 0, 1 ), 1, uiMaxAbsDQpMinus1);
1254
1255	iDQp = uiAbsDQpMinus1 + 1;
1256
1257	if(uiSign)
1258	{
1259	iDQp = -iDQp;
1260	}
1261
1262	qp = (((Int) pcCU->getRefQP( uiAbsPartIdx ) + iDQp + 52 + 2*qpBdOffsetY )%(52+qpBdOffsetY)) - qpBdOffsetY;
1263	}
1264
1265	UInt uiAbsQpCUPartIdx = (uiAbsPartIdx>>(8-(pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()<<1)))<<(8-(pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()<<1)) ;
1266	UInt uiQpCUDepth = min(uiDepth,pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()) ;
1267	pcCU->setQPSubParts( qp, uiAbsQpCUPartIdx, uiQpCUDepth );
1268	}
1269
1270	Void TDecSbac::parseQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth, UInt uiDepth )
1271	{
1272	UInt uiSymbol;
1273	const UInt uiCtx = pcCU->getCtxQtCbf( uiAbsPartIdx, eType, uiTrDepth );
1274	m_pcTDecBinIf->decodeBin( uiSymbol , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA: eType, uiCtx ) );
1275
1276	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1277	DTRACE_CABAC_T( "\tparseQtCbf()" )
1278	DTRACE_CABAC_T( "\tsymbol=" )
1279	DTRACE_CABAC_V( uiSymbol )
1280	DTRACE_CABAC_T( "\tctx=" )
1281	DTRACE_CABAC_V( uiCtx )
1282	DTRACE_CABAC_T( "\tetype=" )
1283	DTRACE_CABAC_V( eType )
1284	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1285	DTRACE_CABAC_V( uiAbsPartIdx )
1286	DTRACE_CABAC_T( "\n" )
1287
1288	pcCU->setCbfSubParts( uiSymbol << uiTrDepth, eType, uiAbsPartIdx, uiDepth );
1289	}
1290
1291	/** Parse (X,Y) position of the last significant coefficient
1292	* \param uiPosLastX reference to X component of last coefficient
1293	* \param uiPosLastY reference to Y component of last coefficient
1294	* \param width Block width
1295	* \param height Block height
1296	* \param eTType plane type / luminance or chrominance
1297	* \param uiScanIdx scan type (zig-zag, hor, ver)
1298	*
1299	* This method decodes the X and Y component within a block of the last significant coefficient.
1300	*/
1301	Void TDecSbac::parseLastSignificantXY( UInt& uiPosLastX, UInt& uiPosLastY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1302	{
1303	UInt uiLast;
1304	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1305	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1306
1307	// posX
1308	Int widthCtx = eTType ? 4 : width;
1309	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ widthCtx ] ( g_aucConvertToBit[ widthCtx ] + 3 ) );
1310	for( uiPosLastX = 0; uiPosLastX < g_uiGroupIdx[ width - 1 ]; uiPosLastX++ )
1311	{
1312	if ( eTType )
1313	{
1314	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxX + (uiPosLastX>>g_aucConvertToBit[ width ]) ) );
1315	}
1316	else
1317	{
1318	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxX + puiCtxIdxX[ uiPosLastX ] ) );
1319	}
1320	if( !uiLast )
1321	{
1322	break;
1323	}
1324	}
1325
1326	// posY
1327	Int heightCtx = eTType? 4 : height;
1328	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ heightCtx ] ( g_aucConvertToBit[ heightCtx ] + 3 ) );
1329	for( uiPosLastY = 0; uiPosLastY < g_uiGroupIdx[ height - 1 ]; uiPosLastY++ )
1330	{
1331	if (eTType)
1332	{
1333	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxY + (uiPosLastY>>g_aucConvertToBit[ height ]) ) );
1334	}
1335	else
1336	{
1337	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxY + puiCtxIdxY[ uiPosLastY ] ) );
1338	}
1339	if( !uiLast )
1340	{
1341	break;
1342	}
1343	}
1344	if ( uiPosLastX > 3 )
1345	{
1346	UInt uiTemp = 0;
1347	UInt uiCount = ( uiPosLastX - 2 ) >> 1;
1348	for ( Int i = uiCount - 1; i >= 0; i-- )
1349	{
1350	m_pcTDecBinIf->decodeBinEP( uiLast );
1351	uiTemp += uiLast << i;
1352	}
1353	uiPosLastX = g_uiMinInGroup[ uiPosLastX ] + uiTemp;
1354	}
1355	if ( uiPosLastY > 3 )
1356	{
1357	UInt uiTemp = 0;
1358	UInt uiCount = ( uiPosLastY - 2 ) >> 1;
1359	for ( Int i = uiCount - 1; i >= 0; i-- )
1360	{
1361	m_pcTDecBinIf->decodeBinEP( uiLast );
1362	uiTemp += uiLast << i;
1363	}
1364	uiPosLastY = g_uiMinInGroup[ uiPosLastY ] + uiTemp;
1365	}
1366
1367	if( uiScanIdx == SCAN_VER )
1368	{
1369	swap( uiPosLastX, uiPosLastY );
1370	}
1371	}
1372
1373	Void TDecSbac::parseCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1374	{
1375	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1376	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1377	DTRACE_CABAC_V( eTType )
1378	DTRACE_CABAC_T( "\twidth=" )
1379	DTRACE_CABAC_V( uiWidth )
1380	DTRACE_CABAC_T( "\theight=" )
1381	DTRACE_CABAC_V( uiHeight )
1382	DTRACE_CABAC_T( "\tdepth=" )
1383	DTRACE_CABAC_V( uiDepth )
1384	DTRACE_CABAC_T( "\tabspartidx=" )
1385	DTRACE_CABAC_V( uiAbsPartIdx )
1386	DTRACE_CABAC_T( "\ttoCU-X=" )
1387	DTRACE_CABAC_V( pcCU->getCUPelX() )
1388	DTRACE_CABAC_T( "\ttoCU-Y=" )
1389	DTRACE_CABAC_V( pcCU->getCUPelY() )
1390	DTRACE_CABAC_T( "\tCU-addr=" )
1391	DTRACE_CABAC_V( pcCU->getAddr() )
1392	DTRACE_CABAC_T( "\tinCU-X=" )
1393	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1394	DTRACE_CABAC_T( "\tinCU-Y=" )
1395	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1396	DTRACE_CABAC_T( "\tpredmode=" )
1397	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1398	DTRACE_CABAC_T( "\n" )
1399
1400	if( uiWidth > pcCU->getSlice()->getSPS()->getMaxTrSize() )
1401	{
1402	uiWidth = pcCU->getSlice()->getSPS()->getMaxTrSize();
1403	uiHeight = pcCU->getSlice()->getSPS()->getMaxTrSize();
1404	}
1405
1406	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1407
1408	//----- parse significance map -----
1409	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1410	const UInt uiMaxNumCoeff = uiWidth * uiHeight;
1411	const UInt uiMaxNumCoeffM1 = uiMaxNumCoeff - 1;
1412	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1413	int blockType = uiLog2BlockSize;
1414	if (uiWidth != uiHeight)
1415	{
1416	uiScanIdx = SCAN_DIAG;
1417	blockType = 4;
1418	}
1419
1420	//===== decode last significant =====
1421	UInt uiPosLastX, uiPosLastY;
1422	parseLastSignificantXY( uiPosLastX, uiPosLastY, uiWidth, uiHeight, eTType, uiScanIdx );
1423	UInt uiBlkPosLast = uiPosLastX + (uiPosLastY<<uiLog2BlockSize);
1424	pcCoef[ uiBlkPosLast ] = 1;
1425
1426	//===== decode significance flags =====
1427	UInt uiScanPosLast = uiBlkPosLast;
1428	if (uiScanIdx == SCAN_ZIGZAG)
1429	{
1430	// Map zigzag to diagonal scan
1431	uiScanIdx = SCAN_DIAG;
1432	}
1433	const UInt * scan;
1434	if (uiWidth == uiHeight)
1435	{
1436	scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize-1 ];
1437	}
1438	else
1439	{
1440	scan = g_sigScanNSQT[ uiLog2BlockSize - 2 ];
1441	}
1442	for( uiScanPosLast = 0; uiScanPosLast < uiMaxNumCoeffM1; uiScanPosLast++ )
1443	{
1444	UInt uiBlkPos = scan[ uiScanPosLast ];
1445	if( uiBlkPosLast == uiBlkPos )
1446	{
1447	break;
1448	}
1449	}
1450
1451	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1452	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1453
1454	const Int iLastScanSet = uiScanPosLast >> LOG2_SCAN_SET_SIZE;
1455	UInt uiNumOne = 0;
1456	UInt uiGoRiceParam = 0;
1457
1458	UInt const tsig = pcCU->getSlice()->getPPS()->getTSIG();
1459	#if LOSSLESS_CODING
1460	Bool beValid;
1461	if (pcCU->isLosslessCoded(uiAbsPartIdx))
1462	{
1463	beValid = false;
1464	}
1465	else
1466	{
1467	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1468	}
1469	#else
1470	Bool beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1471	#endif
1472	UInt absSum = 0;
1473
1474	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1475	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1476	const UInt uiNumBlkSide = uiWidth >> (MLS_CG_SIZE >> 1);
1477	const UInt * scanCG;
1478	if (uiWidth == uiHeight)
1479	{
1480	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1481	if( uiLog2BlockSize == 3 )
1482	{
1483	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1484	}
1485	else if( uiLog2BlockSize == 5 )
1486	{
1487	scanCG = g_sigLastScanCG32x32;
1488	}
1489	}
1490	else
1491	{
1492	scanCG = g_sigCGScanNSQT[ uiLog2BlockSize - 2 ];
1493	}
1494	Int iScanPosSig = (Int) uiScanPosLast;
1495	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1496	{
1497	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1498	uiGoRiceParam = 0;
1499	Int numNonZero = 0;
1500
1501	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1502
1503	Int pos[SCAN_SET_SIZE];
1504	if( iScanPosSig == (Int) uiScanPosLast )
1505	{
1506	lastNZPosInCG = iScanPosSig;
1507	firstNZPosInCG = iScanPosSig;
1508	iScanPosSig--;
1509	pos[ numNonZero ] = uiBlkPosLast;
1510	numNonZero = 1;
1511	}
1512
1513	// decode significant_coeffgroup_flag
1514	Int iCGBlkPos = scanCG[ iSubSet ];
1515	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1516	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1517	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1518	{
1519	iCGPosY = (uiScanIdx == SCAN_HOR ? iCGBlkPos : 0);
1520	iCGPosX = (uiScanIdx == SCAN_VER ? iCGBlkPos : 0);
1521	}
1522	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1523	{
1524	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1525	}
1526	else
1527	{
1528	UInt uiSigCoeffGroup;
1529	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight );
1530	m_pcTDecBinIf->decodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1531	uiSigCoeffGroupFlag[ iCGBlkPos ] = uiSigCoeffGroup;
1532	}
1533
1534	// decode significant_coeff_flag
1535	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1536	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1537	{
1538	uiBlkPos = scan[ iScanPosSig ];
1539	uiPosY = uiBlkPos >> uiLog2BlockSize;
1540	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1541	uiSig = 0;
1542
1543	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1544	{
1545	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1546	{
1547	uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
1548	m_pcTDecBinIf->decodeBin( uiSig, baseCtx[ uiCtxSig ] );
1549	}
1550	else
1551	{
1552	uiSig = 1;
1553	}
1554	}
1555	pcCoef[ uiBlkPos ] = uiSig;
1556	if( uiSig )
1557	{
1558	pos[ numNonZero ] = uiBlkPos;
1559	numNonZero ++;
1560	if( lastNZPosInCG == -1 )
1561	{
1562	lastNZPosInCG = iScanPosSig;
1563	}
1564	firstNZPosInCG = iScanPosSig;
1565	}
1566	}
1567
1568
1569	if( numNonZero )
1570	{
1571	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= (Int)tsig );
1572	absSum = 0;
1573
1574	UInt c1 = 1;
1575	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1576	UInt uiBin;
1577
1578	if( uiNumOne > 0 )
1579	{
1580	uiCtxSet++;
1581	}
1582
1583	uiNumOne >>= 1;
1584	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1585	Int absCoeff[SCAN_SET_SIZE];
1586
1587	for ( Int i = 0; i < numNonZero; i++) absCoeff[i] = 1;
1588	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1589	Int firstC2FlagIdx = -1;
1590
1591	for( Int idx = 0; idx < numC1Flag; idx++ )
1592	{
1593	m_pcTDecBinIf->decodeBin( uiBin, baseCtxMod[c1] );
1594	if( uiBin == 1 )
1595	{
1596	c1 = 0;
1597	if (firstC2FlagIdx == -1)
1598	{
1599	firstC2FlagIdx = idx;
1600	}
1601	}
1602	else if( (c1 < 3) && (c1 > 0) )
1603	{
1604	c1++;
1605	}
1606	absCoeff[ idx ] = uiBin + 1;
1607	}
1608
1609	if (c1 == 0)
1610	{
1611	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1612	if ( firstC2FlagIdx != -1)
1613	{
1614	m_pcTDecBinIf->decodeBin( uiBin, baseCtxMod[0] );
1615	absCoeff[ firstC2FlagIdx ] = uiBin + 2;
1616	}
1617	}
1618
1619	UInt coeffSigns;
1620	if ( signHidden && beValid )
1621	{
1622	m_pcTDecBinIf->decodeBinsEP( coeffSigns, numNonZero-1 );
1623	coeffSigns <<= 32 - (numNonZero-1);
1624	}
1625	else
1626	{
1627	m_pcTDecBinIf->decodeBinsEP( coeffSigns, numNonZero );
1628	coeffSigns <<= 32 - numNonZero;
1629	}
1630
1631	Int iFirstCoeff2 = 1;
1632	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1633	{
1634	for( Int idx = 0; idx < numNonZero; idx++ )
1635	{
1636	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2) : 1;
1637
1638	if( absCoeff[ idx ] == baseLevel)
1639	{
1640	UInt uiLevel;
1641	xReadGoRiceExGolomb( uiLevel, uiGoRiceParam );
1642	absCoeff[ idx ] = uiLevel + baseLevel;
1643	}
1644
1645	if(absCoeff[ idx ] >= 2)
1646	{
1647	iFirstCoeff2 = 0;
1648	uiNumOne++;
1649	}
1650	}
1651	}
1652
1653	for( Int idx = 0; idx < numNonZero; idx++ )
1654	{
1655	Int blkPos = pos[ idx ];
1656	// Signs applied later.
1657	pcCoef[ blkPos ] = absCoeff[ idx ];
1658	absSum += absCoeff[ idx ];
1659
1660	if ( idx == numNonZero-1 && signHidden && beValid )
1661	{
1662	// Infer sign of 1st element.
1663	if (absSum&0x1)
1664	pcCoef[ blkPos ] = -pcCoef[ blkPos ];
1665	}
1666	else
1667	{
1668	Int sign = static_cast<Int>( coeffSigns ) >> 31;
1669	pcCoef[ blkPos ] = ( pcCoef[ blkPos ] ^ sign ) - sign;
1670	coeffSigns <<= 1;
1671	}
1672	}
1673	}
1674	else
1675	{
1676	uiNumOne >>= 1;
1677	}
1678	}
1679
1680	return;
1681	}
1682
1683
1684	Void TDecSbac::parseSaoUvlc (UInt& ruiVal)
1685	{
1686	UInt uiCode;
1687	Int i;
1688
1689	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
1690	if ( uiCode == 0 )
1691	{
1692	ruiVal = 0;
1693	return;
1694	}
1695
1696	i=1;
1697	while (1)
1698	{
1699	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
1700	if ( uiCode == 0 ) break;
1701	i++;
1702	}
1703
1704	ruiVal = i;
1705	}
1706
1707	Void TDecSbac::parseSaoSvlc (Int& riVal)
1708	{
1709	UInt uiCode;
1710	Int iSign;
1711	Int i;
1712
1713	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
1714
1715	if ( uiCode == 0 )
1716	{
1717	riVal = 0;
1718	return;
1719	}
1720
1721	// read sign
1722	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
1723
1724	if ( uiCode == 0 )
1725	{
1726	iSign = 1;
1727	}
1728	else
1729	{
1730	iSign = -1;
1731	}
1732
1733	// read magnitude
1734	i=1;
1735	while (1)
1736	{
1737	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
1738	if ( uiCode == 0 ) break;
1739	i++;
1740	}
1741
1742	riVal = i*iSign;
1743	}
1744
1745	Void TDecSbac::parseSaoUflc (UInt& riVal)
1746	{
1747	UInt uiSymbol;
1748	riVal = 0;
1749	for (Int i=0;i<5;i++)
1750	{
1751	m_pcTDecBinIf->decodeBinEP ( uiSymbol );
1752	if (uiSymbol)
1753	{
1754	riVal \|= (1<<i);
1755	}
1756	}
1757	}
1758	Void TDecSbac::parseSaoMergeLeft (UInt& ruiVal, UInt uiCompIdx)
1759	{
1760	UInt uiCode;
1761	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ) );
1762	ruiVal = (Int)uiCode;
1763	}
1764
1765	Void TDecSbac::parseSaoMergeUp (UInt& ruiVal)
1766	{
1767	UInt uiCode;
1768	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoMergeUpSCModel.get( 0, 0, 0 ) );
1769	ruiVal = (Int)uiCode;
1770	}
1771	Void TDecSbac::parseSaoTypeIdx (UInt& ruiVal)
1772	{
1773	UInt uiCode;
1774	Int i;
1775	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1776	if ( uiCode == 0 )
1777	{
1778	ruiVal = 0;
1779	return;
1780	}
1781	i=1;
1782	while (1)
1783	{
1784	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
1785	if ( uiCode == 0 ) break;
1786	i++;
1787	}
1788	ruiVal = i;
1789	}
1790
1791	inline Void copySaoOneLcuParam(SaoLcuParam* psDst, SaoLcuParam* psSrc)
1792	{
1793	Int i;
1794	psDst->partIdx = psSrc->partIdx;
1795	psDst->typeIdx = psSrc->typeIdx;
1796	if (psDst->typeIdx != -1)
1797	{
1798	if (psDst->typeIdx == SAO_BO)
1799	{
1800	psDst->bandPosition = psSrc->bandPosition ;
1801	}
1802	else
1803	{
1804	psDst->bandPosition = 0;
1805	}
1806	psDst->length = psSrc->length;
1807	for (i=0;i<psDst->length;i++)
1808	{
1809	psDst->offset[i] = psSrc->offset[i];
1810	}
1811	}
1812	else
1813	{
1814	psDst->length = 0;
1815	for (i=0;i<SAO_BO_LEN;i++)
1816	{
1817	psDst->offset[i] = 0;
1818	}
1819	}
1820	}
1821	Void TDecSbac::parseSaoOffset(SaoLcuParam* psSaoLcuParam)
1822	{
1823	UInt uiSymbol;
1824	Int iSymbol;
1825	static Int iTypeLength[MAX_NUM_SAO_TYPE] = {
1826	SAO_EO_LEN,
1827	SAO_EO_LEN,
1828	SAO_EO_LEN,
1829	SAO_EO_LEN,
1830	SAO_BO_LEN
1831	};
1832
1833	parseSaoTypeIdx(uiSymbol);
1834	psSaoLcuParam->typeIdx = (Int)uiSymbol - 1;
1835	if (uiSymbol)
1836	{
1837	psSaoLcuParam->length = iTypeLength[psSaoLcuParam->typeIdx];
1838	if( psSaoLcuParam->typeIdx == SAO_BO )
1839	{
1840	// Parse Left Band Index
1841	parseSaoUflc( uiSymbol );
1842	psSaoLcuParam->bandPosition = uiSymbol;
1843	for(Int i=0; i< psSaoLcuParam->length; i++)
1844	{
1845	parseSaoSvlc(iSymbol);
1846	psSaoLcuParam->offset[i] = iSymbol;
1847	}
1848	}
1849	else if( psSaoLcuParam->typeIdx < 4 )
1850	{
1851	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[0] = uiSymbol;
1852	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[1] = uiSymbol;
1853	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[2] = -(Int)uiSymbol;
1854	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[3] = -(Int)uiSymbol;
1855	}
1856	}
1857	else
1858	{
1859	psSaoLcuParam->length = 0;
1860	}
1861	}
1862
1863	Void TDecSbac::parseSaoOneLcuInterleaving(Int rx, Int ry, SAOParam* pSaoParam, TComDataCU* pcCU, Int iCUAddrInSlice, Int iCUAddrUpInSlice, Bool bLFCrossSliceBoundaryFlag)
1864	{
1865	Int iAddr = pcCU->getAddr();
1866	UInt uiSymbol;
1867	for (Int iCompIdx=0; iCompIdx<3; iCompIdx++)
1868	{
1869	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = 0;
1870	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = 0;
1871	pSaoParam->saoLcuParam[iCompIdx][iAddr].bandPosition = 0;
1872	pSaoParam->saoLcuParam[iCompIdx][iAddr].typeIdx = -1;
1873	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[0] = 0;
1874	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[1] = 0;
1875	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[2] = 0;
1876	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[3] = 0;
1877
1878	if (pSaoParam->bSaoFlag[iCompIdx])
1879	{
1880	if (rx>0 && iCUAddrInSlice!=0)
1881	{
1882	parseSaoMergeLeft(uiSymbol,iCompIdx); pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = (Int)uiSymbol;
1883	}
1884	else
1885	{
1886	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = 0;
1887	}
1888
1889	if (pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag==0)
1890	{
1891	if ((ry > 0) && (iCUAddrUpInSlice>0\|\|bLFCrossSliceBoundaryFlag))
1892	{
1893	parseSaoMergeUp(uiSymbol); pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = uiSymbol;
1894	}
1895	else
1896	{
1897	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = 0;
1898	}
1899	if (!pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag)
1900	{
1901	parseSaoOffset(&(pSaoParam->saoLcuParam[iCompIdx][iAddr]));
1902	}
1903	else
1904	{
1905	copySaoOneLcuParam(&pSaoParam->saoLcuParam[iCompIdx][iAddr], &pSaoParam->saoLcuParam[iCompIdx][iAddr-pSaoParam->numCuInWidth]);
1906	}
1907	}
1908	else
1909	{
1910	copySaoOneLcuParam(&pSaoParam->saoLcuParam[iCompIdx][iAddr], &pSaoParam->saoLcuParam[iCompIdx][iAddr-1]);
1911	}
1912	}
1913	else
1914	{
1915	pSaoParam->saoLcuParam[iCompIdx][iAddr].typeIdx = -1;
1916	pSaoParam->saoLcuParam[iCompIdx][iAddr].bandPosition = 0;
1917	}
1918	}
1919	}
1920
1921	/**
1922	- Initialize our contexts from the nominated source.
1923	.
1924	\param pSrc Contexts to be copied.
1925	*/
1926	Void TDecSbac::xCopyContextsFrom( TDecSbac* pSrc )
1927	{
1928	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
1929	}
1930
1931	Void TDecSbac::xCopyFrom( TDecSbac* pSrc )
1932	{
1933	m_pcTDecBinIf->copyState( pSrc->m_pcTDecBinIf );
1934
1935	m_uiLastQp = pSrc->m_uiLastQp;
1936	xCopyContextsFrom( pSrc );
1937
1938	}
1939
1940	Void TDecSbac::load ( TDecSbac* pScr )
1941	{
1942	xCopyFrom(pScr);
1943	}
1944
1945	Void TDecSbac::loadContexts ( TDecSbac* pScr )
1946	{
1947	xCopyContextsFrom(pScr);
1948	}
1949
1950	Void TDecSbac::decodeFlush ( )
1951	{
1952	UInt uiBit;
1953	m_pcTDecBinIf->decodeBinTrm(uiBit);
1954	m_pcTDecBinIf->flush();
1955
1956	}
1957
1958	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX \|\| (LGE_EDGE_INTRA_A0070 && LGE_EDGE_INTRA_DELTA_DC)
1959	Void TDecSbac::xReadExGolombLevel( UInt& ruiSymbol, ContextModel& rcSCModel )
1960	{
1961	UInt uiSymbol;
1962	UInt uiCount = 0;
1963	do
1964	{
1965	m_pcTDecBinIf->decodeBin( uiSymbol, rcSCModel );
1966	uiCount++;
1967	}
1968	while( uiSymbol && ( uiCount != 13 ) );
1969
1970	ruiSymbol = uiCount - 1;
1971
1972	if( uiSymbol )
1973	{
1974	xReadEpExGolomb( uiSymbol, 0 );
1975	ruiSymbol += uiSymbol + 1;
1976	}
1977
1978	return;
1979	}
1980	#endif
1981	#if HHI_DMM_WEDGE_INTRA
1982	Void TDecSbac::xParseWedgeFullInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1983	{
1984	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
1985	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
1986
1987	UInt uiSymbol, uiTabIdx = 0;
1988	for ( Int i = 0; i < iBits; i++ )
1989	{
1990	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 0) );
1991	uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0;
1992	uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0;
1993	uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0;
1994	uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0;
1995	uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0;
1996	uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0;
1997	uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0;
1998	uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0;
1999	uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0;
2000	uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0;
2001	uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0;
2002	uiTabIdx += ( uiSymbol && i == 11 ) ? 2048 : 0;
2003	uiTabIdx += ( uiSymbol && i == 12 ) ? 4096 : 0;
2004	}
2005
2006	pcCU->setWedgeFullTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth );
2007	}
2008
2009	Void TDecSbac::xParseWedgeFullDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2010	{
2011	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2012	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2013
2014	UInt uiSymbol, uiTabIdx = 0;
2015	for ( Int i = 0; i < iBits; i++ )
2016	{
2017	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 0) );
2018	uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0;
2019	uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0;
2020	uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0;
2021	uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0;
2022	uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0;
2023	uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0;
2024	uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0;
2025	uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0;
2026	uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0;
2027	uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0;
2028	uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0;
2029	uiTabIdx += ( uiSymbol && i == 11 ) ? 2048 : 0;
2030	uiTabIdx += ( uiSymbol && i == 12 ) ? 4096 : 0;
2031	}
2032
2033	pcCU->setWedgeFullTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth );
2034
2035	UInt uiDC1, uiDC2;
2036	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
2037	Int iDC1 = uiDC1;
2038	if ( uiDC1 )
2039	{
2040	UInt uiSign;
2041	m_pcTDecBinIf->decodeBinEP( uiSign );
2042	if ( uiSign )
2043	{
2044	iDC1 = -iDC1;
2045	}
2046	}
2047	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
2048	Int iDC2 = uiDC2;
2049	if ( uiDC2 )
2050	{
2051	UInt uiSign;
2052	m_pcTDecBinIf->decodeBinEP( uiSign );
2053	if ( uiSign )
2054	{
2055	iDC2 = -iDC2;
2056	}
2057	}
2058
2059	pcCU->setWedgeFullDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
2060	pcCU->setWedgeFullDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
2061	}
2062
2063	Void TDecSbac::xParseWedgePredDirInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2064	{
2065	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2066	{
2067	UInt uiDeltaEnd = 0;
2068	m_pcTDecBinIf->decodeBin( uiDeltaEnd, m_cDmmDataSCModel.get(0, 0, 2) );
2069
2070	Int iDeltaEnd;
2071	if( uiDeltaEnd != 0 )
2072	{
2073	UInt uiAbsValMinus1;
2074	UInt uiSymbol;
2075	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 = uiSymbol;
2076	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 \|= uiSymbol << 1;
2077	uiDeltaEnd = uiAbsValMinus1 + 1;
2078
2079	iDeltaEnd = uiDeltaEnd;
2080	UInt uiSign;
2081	m_pcTDecBinIf->decodeBinEP( uiSign );
2082	if( uiSign )
2083	{
2084	iDeltaEnd = -iDeltaEnd;
2085	}
2086	}
2087	else
2088	{
2089	iDeltaEnd = 0;
2090	}
2091	pcCU->setWedgePredDirDeltaEndSubParts( iDeltaEnd, uiAbsPartIdx, uiDepth );
2092	}
2093	}
2094
2095	Void TDecSbac::xParseWedgePredDirDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2096	{
2097	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2098	{
2099	UInt uiDeltaEnd = 0;
2100	m_pcTDecBinIf->decodeBin( uiDeltaEnd, m_cDmmDataSCModel.get(0, 0, 2) );
2101
2102	Int iDeltaEnd;
2103	if( uiDeltaEnd != 0 )
2104	{
2105	UInt uiAbsValMinus1;
2106	UInt uiSymbol;
2107	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 = uiSymbol;
2108	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 \|= uiSymbol << 1;
2109	uiDeltaEnd = uiAbsValMinus1 + 1;
2110
2111	iDeltaEnd = uiDeltaEnd;
2112	UInt uiSign;
2113	m_pcTDecBinIf->decodeBinEP( uiSign );
2114	if( uiSign )
2115	{
2116	iDeltaEnd = -iDeltaEnd;
2117	}
2118	}
2119	else
2120	{
2121	iDeltaEnd = 0;
2122	}
2123
2124	pcCU->setWedgePredDirDeltaEndSubParts( iDeltaEnd, uiAbsPartIdx, uiDepth );
2125	}
2126
2127	UInt uiDC1, uiDC2;
2128	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
2129	Int iDC1 = uiDC1;
2130	if ( uiDC1 )
2131	{
2132	UInt uiSign;
2133	m_pcTDecBinIf->decodeBinEP( uiSign );
2134	if ( uiSign )
2135	{
2136	iDC1 = -iDC1;
2137	}
2138	}
2139	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
2140	Int iDC2 = uiDC2;
2141	if ( uiDC2 )
2142	{
2143	UInt uiSign;
2144	m_pcTDecBinIf->decodeBinEP( uiSign );
2145	if ( uiSign )
2146	{
2147	iDC2 = -iDC2;
2148	}
2149	}
2150
2151	pcCU->setWedgePredDirDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
2152	pcCU->setWedgePredDirDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
2153	}
2154	#endif
2155	#if HHI_DMM_PRED_TEX
2156	#if LGE_DMM3_SIMP_C0044
2157	Void TDecSbac::xParseWedgePredTexInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2158	{
2159	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2160	Int iBits = g_aucWedgeTexPredBitsListIdx[iIntraIdx];
2161
2162	UInt uiSymbol, uiTabIdx = 0;
2163	for ( Int i = 0; i < iBits; i++ )
2164	{
2165	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 3) );
2166	uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0;
2167	uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0;
2168	uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0;
2169	uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0;
2170	uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0;
2171	uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0;
2172	uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0;
2173	uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0;
2174	uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0;
2175	uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0;
2176	uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0;
2177	}
2178
2179	pcCU->setWedgePredTexIntraTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth );
2180	}
2181	#endif
2182
2183	Void TDecSbac::xParseWedgePredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2184	{
2185	#if LGE_DMM3_SIMP_C0044
2186	xParseWedgePredTexInfo( pcCU, uiAbsPartIdx, uiDepth );
2187	#endif
2188	UInt uiDC1, uiDC2;
2189	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
2190	Int iDC1 = uiDC1;
2191	if ( uiDC1 )
2192	{
2193	UInt uiSign;
2194	m_pcTDecBinIf->decodeBinEP( uiSign );
2195	if ( uiSign )
2196	{
2197	iDC1 = -iDC1;
2198	}
2199	}
2200	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
2201	Int iDC2 = uiDC2;
2202	if ( uiDC2 )
2203	{
2204	UInt uiSign;
2205	m_pcTDecBinIf->decodeBinEP( uiSign );
2206	if ( uiSign )
2207	{
2208	iDC2 = -iDC2;
2209	}
2210	}
2211
2212	pcCU->setWedgePredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
2213	pcCU->setWedgePredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
2214	}
2215
2216	Void TDecSbac::xParseContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2217	{
2218	UInt uiDC1, uiDC2;
2219	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
2220	Int iDC1 = uiDC1;
2221	if ( uiDC1 )
2222	{
2223	UInt uiSign;
2224	m_pcTDecBinIf->decodeBinEP( uiSign );
2225	if ( uiSign )
2226	{
2227	iDC1 = -iDC1;
2228	}
2229	}
2230	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
2231	Int iDC2 = uiDC2;
2232	if ( uiDC2 )
2233	{
2234	UInt uiSign;
2235	m_pcTDecBinIf->decodeBinEP( uiSign );
2236	if ( uiSign )
2237	{
2238	iDC2 = -iDC2;
2239	}
2240	}
2241
2242	pcCU->setContourPredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
2243	pcCU->setContourPredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
2244	}
2245	#endif
2246	#if QC_ARP_D0177
2247	Void TDecSbac::parseARPW( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2248	{
2249	UInt nMaxW = pcCU->getSlice()->getARPStepNum() - 1;
2250	#if !QC_ARP_WARNING_FIX
2251	assert (nMaxW >= 0);
2252	#endif
2253	UInt nW = 0;
2254	if( nMaxW > 0 )
2255	{
2256	UInt nOffset = pcCU->getCTXARPWFlag(uiAbsPartIdx);
2257	#if !QC_ARP_WARNING_FIX
2258	assert( 0 <= nOffset && nOffset <= 2 );
2259	#endif
2260	UInt uiCode = 0;
2261	m_pcTDecBinIf->decodeBin( uiCode , m_cCUPUARPW.get( 0, 0, 0 + nOffset ) );
2262	nW = uiCode;
2263	if( nW == 1 )
2264	{
2265	m_pcTDecBinIf->decodeBin( uiCode , m_cCUPUARPW.get( 0, 0, 3 ) );
2266	nW += ( uiCode == 1 );
2267	}
2268	}
2269	pcCU->setARPWSubParts( ( UChar )( nW ) , uiAbsPartIdx, uiDepth );
2270	}
2271	#endif
2272	#if LGE_EDGE_INTRA_A0070
2273	Void TDecSbac::xParseEdgeIntraInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2274	{
2275	UInt uiSymbol = 0;
2276
2277	// 1. Top(0) or Left(1)
2278	UChar ucLeft;
2279	m_pcTDecBinIf->decodeBinEP( uiSymbol );
2280	ucLeft = uiSymbol;
2281
2282	// 2. Start position (lowest bit first)
2283	UChar ucStart = 0;
2284	for( UInt ui = 0; ui < 6 - uiDepth; ui++ )
2285	{
2286	m_pcTDecBinIf->decodeBinEP( uiSymbol );
2287	ucStart \|= (uiSymbol << ui);
2288	}
2289
2290	// 3. Number of edges
2291	UChar ucMax = 0;
2292	for( UInt ui = 0; ui < 7 - uiDepth; ui++ )
2293	{
2294	m_pcTDecBinIf->decodeBinEP( uiSymbol );
2295	ucMax \|= (uiSymbol << ui);
2296	}
2297	ucMax++; // +1
2298
2299	// 4. Edges
2300	UChar* pucSymbolList = (UChar) xMalloc( UChar, 256 LGE_EDGE_INTRA_MAX_EDGE_NUM_PER_4x4 );
2301	UInt uiCtxEdgeIntra = pcCU->getCtxEdgeIntra( uiAbsPartIdx );
2302	for( Int iPtr = 0; iPtr < ucMax; iPtr++ )
2303	{
2304	UChar ucEdge = 0;
2305	UInt uiReorderEdge = 0;
2306	// Left-friendly direction
2307	// 0 ( 0deg) => 0
2308	// 1 ( 45deg) => 10
2309	// 2 ( -45deg) => 110
2310	// 3 ( 90deg) => 1110
2311	// 4 ( -90deg) => 11110
2312	// 5 ( 135deg) => 111110
2313	// 6 (-135deg) => 111111
2314	// Right-friendly direction
2315	// 0 ( 0deg) => 0
2316	// 1 ( -45deg) => 10
2317	// 2 ( 45deg) => 110
2318	// 3 ( -90deg) => 1110
2319	// 4 ( 90deg) => 11110
2320	// 5 (-135deg) => 111110
2321	// 6 ( 135deg) => 111111
2322	// refer to a paper "An efficient chain code with Huffman coding"
2323	for( UInt ui = 0; ui < 6; ui++ )
2324	{
2325	m_pcTDecBinIf->decodeBin( uiSymbol, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
2326	ucEdge <<= 1;
2327	ucEdge \|= uiSymbol;
2328	if( uiSymbol == 0 )
2329	break;
2330	}
2331
2332	switch( ucEdge )
2333	{
2334	case 0 : // "0"
2335	uiReorderEdge = 0;
2336	break;
2337	case 2 : // "10"
2338	uiReorderEdge = 1;
2339	break;
2340	case 6 : // "110"
2341	uiReorderEdge = 2;
2342	break;
2343	case 14 : // "1110"
2344	uiReorderEdge = 3;
2345	break;
2346	case 30 : // "11110"
2347	uiReorderEdge = 4;
2348	break;
2349	case 62 : // "111110"
2350	uiReorderEdge = 5;
2351	break;
2352	case 63 : // "111111"
2353	uiReorderEdge = 6;
2354	break;
2355	default :
2356	printf("parseIntraEdgeChain: error (unknown code %d)\n",ucEdge);
2357	assert(false);
2358	break;
2359	}
2360	pucSymbolList[iPtr] = uiReorderEdge;
2361	}
2362	/////////////////////
2363	// Edge Reconstruction
2364	Bool* pbRegion = pcCU->getEdgePartition( uiAbsPartIdx );
2365	pcCU->reconPartition( uiAbsPartIdx, uiDepth, ucLeft == 1, ucStart, ucMax, pucSymbolList, pbRegion );
2366	xFree( pucSymbolList );
2367	}
2368	#endif
2369
2370	#if RWTH_SDC_DLT_B0036
2371	Void TDecSbac::parseSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2372	{
2373	assert( pcCU->getSlice()->getSPS()->isDepth() );
2374
2375	UInt uiSymbol = 0;
2376	UInt uiCtxSDCFlag = pcCU->getCtxSDCFlag( uiAbsPartIdx );
2377	m_pcTDecBinIf->decodeBin( uiSymbol, m_cSDCFlagSCModel.get( 0, 0, uiCtxSDCFlag ) );
2378
2379	if( uiSymbol == 1 )
2380	{
2381	pcCU->setPartSizeSubParts(SIZE_2Nx2N, uiAbsPartIdx, uiDepth);
2382
2383	pcCU->setSDCFlagSubParts( true, uiAbsPartIdx, 0, uiDepth);
2384	pcCU->setTrIdxSubParts(0, uiAbsPartIdx, uiDepth);
2385	pcCU->setCbfSubParts(1, 1, 1, uiAbsPartIdx, uiDepth);
2386	}
2387	}
2388
2389	Void TDecSbac::parseSDCPredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
2390	{
2391	assert( pcCU->getSlice()->getSPS()->isDepth() );
2392	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
2393
2394	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2395
2396	UInt uiCtx = 0;
2397
2398	UInt uiMPModeIdx = 0;
2399
2400	for(Int i=0; i<RWTH_SDC_NUM_PRED_MODES-1; i++)
2401	{
2402	UInt uiIsMostProb = 0;
2403	m_pcTDecBinIf->decodeBin( uiIsMostProb, m_cSDCPredModeSCModel.get( 0, i, uiCtx ) );
2404
2405	if ( uiIsMostProb == 1 )
2406	break;
2407
2408	// else: get next most probable pred mode
2409	uiMPModeIdx = (uiMPModeIdx+1)%RWTH_SDC_NUM_PRED_MODES;
2410	}
2411
2412	Int intraPredMode = g_auiSDCPredModes[uiMPModeIdx];
2413
2414	#if HHI_DMM_WEDGE_INTRA
2415	if( intraPredMode == DMM_WEDGE_FULL_IDX ) { xParseWedgeFullInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
2416	if( intraPredMode == DMM_WEDGE_PREDDIR_IDX ) { xParseWedgePredDirInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
2417	#endif
2418
2419	pcCU->setLumaIntraDirSubParts((UChar)intraPredMode, uiAbsPartIdx, uiDepth);
2420	}
2421
2422	Void TDecSbac::parseSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiSegment )
2423	{
2424	assert( pcCU->getSlice()->getSPS()->isDepth() );
2425	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2426	assert( uiSegment < 2 );
2427
2428	UInt uiResidual = 0;
2429	UInt uiBit = 0;
2430	UInt uiAbsIdx = 0;
2431	UInt uiSign = 0;
2432	Int iIdx = 0;
2433
2434	UInt uiMaxResidualBits = GetBitsPerDepthValue();
2435	assert( uiMaxResidualBits <= g_uiBitDepth );
2436
2437	m_pcTDecBinIf->decodeBin(uiResidual, m_cSDCResidualFlagSCModel.get( 0, uiSegment, 0 ) );
2438
2439	if (uiResidual)
2440	{
2441	// decode residual sign bit
2442	m_pcTDecBinIf->decodeBin(uiSign, m_cSDCResidualSignFlagSCModel.get( 0, uiSegment, 0 ) );
2443
2444	// decode residual magnitude
2445	for (Int i=0; i<uiMaxResidualBits; i++)
2446	{
2447	m_pcTDecBinIf->decodeBin(uiBit, m_cSDCResidualSCModel.get( 0, uiSegment, i ) );
2448	uiAbsIdx \|= uiBit << i;
2449	}
2450
2451	uiAbsIdx += 1;
2452	iIdx =(Int)(uiSign ? -1 : 1)*uiAbsIdx;
2453	}
2454
2455	pcCU->setSDCSegmentDCOffset(iIdx, uiSegment, uiAbsPartIdx);
2456	}
2457	#endif
2458
2459	//! \}

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source: 3DVCSoftware/branches/HTM-6.2-dev2-Samsung/source/Lib/TLibDecoder/TDecSbac.cpp @ 984

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