Context navigation

TEncSbac.cpp @ 1314

Visit:

Last change on this file since 1314 was 251, checked in by lg, 12 years ago
Integration of JCT3V-C0044
Property svn:eol-style set to `native`
File size: 91.4 KB

Line
1	/* The copyright in this software is being made available under the BSD
2	* License, included below. This software may be subject to other third party
3	* and contributor rights, including patent rights, and no such rights are
4	* granted under this license.
5	*
6	* Copyright (c) 2010-2012, ITU/ISO/IEC
7	* All rights reserved.
8	*
9	* Redistribution and use in source and binary forms, with or without
10	* modification, are permitted provided that the following conditions are met:
11	*
12	* * Redistributions of source code must retain the above copyright notice,
13	* this list of conditions and the following disclaimer.
14	* * Redistributions in binary form must reproduce the above copyright notice,
15	* this list of conditions and the following disclaimer in the documentation
16	* and/or other materials provided with the distribution.
17	* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18	* be used to endorse or promote products derived from this software without
19	* specific prior written permission.
20	*
21	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25	* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31	* THE POSSIBILITY OF SUCH DAMAGE.
32	*/
33
34	/** \file TEncSbac.cpp
35	\brief SBAC encoder class
36	*/
37
38	#include "TEncTop.h"
39	#include "TEncSbac.h"
40
41	#include <map>
42	#include <algorithm>
43
44	#if RWTH_SDC_DLT_B0036
45	#define GetNumDepthValues() (pcCU->getSlice()->getSPS()->getNumDepthValues())
46	#define GetBitsPerDepthValue() (pcCU->getSlice()->getSPS()->getBitsPerDepthValue())
47	#endif
48
49	//! \ingroup TLibEncoder
50	//! \{
51
52	// ====================================================================================================================
53	// Constructor / destructor / create / destroy
54	// ====================================================================================================================
55
56	TEncSbac::TEncSbac()
57	// new structure here
58	: m_pcBitIf ( NULL )
59	, m_pcSlice ( NULL )
60	, m_pcBinIf ( NULL )
61	, m_bAlfCtrl ( false )
62	, m_uiCoeffCost ( 0 )
63	, m_uiMaxAlfCtrlDepth ( 0 )
64	, m_numContextModels ( 0 )
65	, m_cCUSplitFlagSCModel ( 1, 1, NUM_SPLIT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels )
66	, m_cCUSkipFlagSCModel ( 1, 1, NUM_SKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
67	#if LGE_ILLUCOMP_B0045
68	, m_cCUICFlagSCModel ( 1, 1, NUM_IC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
69	#endif
70	, m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
71	, m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
72	#if HHI_INTER_VIEW_RESIDUAL_PRED
73	, m_cResPredFlagSCModel ( 1, 1, NUM_RES_PRED_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
74	#endif
75	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
76	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
77	, m_cCUAlfCtrlFlagSCModel ( 1, 1, NUM_ALF_CTRL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
78	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
79	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
80	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
81	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
82	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
83	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
84	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
85	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
86	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
87	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
90	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
91	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
92	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
94	, m_cALFFlagSCModel ( 1, 1, NUM_ALF_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
95	, m_cALFUvlcSCModel ( 1, 1, NUM_ALF_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
96	, m_cALFSvlcSCModel ( 1, 1, NUM_ALF_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
97	#if AMP_CTX
98	, m_cCUAMPSCModel ( 1, 1, NUM_CU_AMP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
99	#else
100	, m_cCUXPosiSCModel ( 1, 1, NUM_CU_X_POS_CTX , m_contextModels + m_numContextModels, m_numContextModels)
101	, m_cCUYPosiSCModel ( 1, 1, NUM_CU_Y_POS_CTX , m_contextModels + m_numContextModels, m_numContextModels)
102	#endif
103	, m_cSaoFlagSCModel ( 1, 1, NUM_SAO_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
104	, m_cSaoUvlcSCModel ( 1, 1, NUM_SAO_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
105	, m_cSaoSvlcSCModel ( 1, 1, NUM_SAO_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
106	#if SAO_UNIT_INTERLEAVING
107	, m_cSaoMergeLeftSCModel ( 1, 1, NUM_SAO_MERGE_LEFT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
108	, m_cSaoMergeUpSCModel ( 1, 1, NUM_SAO_MERGE_UP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
109	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
110	#endif
111	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
112	, m_cDmmFlagSCModel ( 1, 1, NUM_DMM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
113	, m_cDmmModeSCModel ( 1, 1, NUM_DMM_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
114	, m_cDmmDataSCModel ( 1, 1, NUM_DMM_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
115	#endif
116	#if LGE_EDGE_INTRA_A0070
117	, m_cEdgeIntraSCModel ( 1, 1, NUM_EDGE_INTRA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
118	#if LGE_EDGE_INTRA_DELTA_DC
119	, m_cEdgeIntraDeltaDCSCModel ( 1, 1, NUM_EDGE_INTRA_DELTA_DC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
120	#endif
121	#endif
122	#if RWTH_SDC_DLT_B0036
123	, m_cSDCFlagSCModel ( 1, 1, SDC_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
124	, m_cSDCResidualFlagSCModel ( 1, 2, SDC_NUM_RESIDUAL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
125	, m_cSDCResidualSignFlagSCModel ( 1, 2, SDC_NUM_SIGN_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
126	, m_cSDCResidualSCModel ( 1, 2, SDC_NUM_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels)
127	, m_cSDCPredModeSCModel ( 1, 3, SDC_NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
128	#endif
129	{
130	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
131	m_iSliceGranularity = 0;
132	}
133
134	TEncSbac::~TEncSbac()
135	{
136	}
137
138	// ====================================================================================================================
139	// Public member functions
140	// ====================================================================================================================
141
142	Void TEncSbac::resetEntropy ()
143	{
144	Int iQp = m_pcSlice->getSliceQp();
145	SliceType eSliceType = m_pcSlice->getSliceType();
146
147	#if CABAC_INIT_FLAG
148	Int encCABACTableIdx = m_pcSlice->getPPS()->getEncCABACTableIdx();
149	if (!m_pcSlice->isIntra() && (encCABACTableIdx==B_SLICE \|\| encCABACTableIdx==P_SLICE) && m_pcSlice->getPPS()->getCabacInitPresentFlag())
150	{
151	eSliceType = (SliceType) encCABACTableIdx;
152	}
153	#endif
154
155	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
156
157	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
158	#if LGE_ILLUCOMP_B0045
159	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
160	#endif
161	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
162	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
163	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
164	#if HHI_INTER_VIEW_RESIDUAL_PRED
165	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
166	#endif
167	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
168	#if AMP_CTX
169	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
170	#else
171	m_cCUXPosiSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_X_POS );
172	m_cCUYPosiSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_Y_POS );
173	#endif
174	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
175	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
176	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
177	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
178	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
179	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
180	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
181	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
182	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
183	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
184	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
185	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
186	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
187	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
188	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
189	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
190	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
191	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
192	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
193	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
194	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
195	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
196	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
197	#if SAO_UNIT_INTERLEAVING
198	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
199	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
200	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
201	#endif
202	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
203	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
204	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
205	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
206	#endif
207	#if LGE_EDGE_INTRA_A0070
208	m_cEdgeIntraSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_EDGE_INTRA );
209	#if LGE_EDGE_INTRA_DELTA_DC
210	m_cEdgeIntraDeltaDCSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_EDGE_INTRA_DELTA_DC );
211	#endif
212	#endif
213	#if RWTH_SDC_DLT_B0036
214	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
215	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
216	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
217	m_cSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_SIGN_FLAG );
218	m_cSDCPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_PRED_MODE );
219	#endif
220
221	// new structure
222	m_uiLastQp = iQp;
223
224	m_pcBinIf->start();
225
226	return;
227	}
228
229	#if CABAC_INIT_FLAG
230	/** The function does the following:
231	* If current slice type is P/B then it determines the distance of initialisation type 1 and 2 from the current CABAC states and
232	* stores the index of the closest table. This index is used for the next P/B slice when cabac_init_present_flag is true.
233	*/
234	Void TEncSbac::determineCabacInitIdx()
235	{
236	Int qp = m_pcSlice->getSliceQp();
237
238	if (!m_pcSlice->isIntra())
239	{
240	SliceType aSliceTypeChoices[] = {B_SLICE, P_SLICE};
241
242	UInt bestCost = MAX_UINT;
243	SliceType bestSliceType = aSliceTypeChoices[0];
244	for (UInt idx=0; idx<2; idx++)
245	{
246	UInt curCost = 0;
247	SliceType curSliceType = aSliceTypeChoices[idx];
248
249	curCost = m_cCUSplitFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SPLIT_FLAG );
250	curCost += m_cCUSkipFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SKIP_FLAG );
251	#if LGE_ILLUCOMP_B0045
252	curCost += m_cCUICFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_IC_FLAG );
253	#endif
254	curCost += m_cCUAlfCtrlFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_CTRL_FLAG );
255	curCost += m_cCUMergeFlagExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT);
256	curCost += m_cCUMergeIdxExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_IDX_EXT);
257	#if HHI_INTER_VIEW_RESIDUAL_PRED
258	curCost += m_cResPredFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_RES_PRED_FLAG);
259	#endif
260	curCost += m_cCUPartSizeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PART_SIZE );
261	#if AMP_CTX
262	curCost += m_cCUAMPSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CU_AMP_POS );
263	#else
264	curCost += m_cCUXPosiSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CU_X_POS );
265	curCost += m_cCUYPosiSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CU_Y_POS );
266	#endif
267	curCost += m_cCUPredModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PRED_MODE );
268	curCost += m_cCUIntraPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
269	curCost += m_cCUChromaPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
270	curCost += m_cCUInterDirSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTER_DIR );
271	curCost += m_cCUMvdSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVD );
272	curCost += m_cCURefPicSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_REF_PIC );
273	curCost += m_cCUDeltaQpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DQP );
274	curCost += m_cCUQtCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_CBF );
275	curCost += m_cCUQtRootCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
276	curCost += m_cCUSigCoeffGroupSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
277	curCost += m_cCUSigSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_FLAG );
278	curCost += m_cCuCtxLastX.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
279	curCost += m_cCuCtxLastY.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
280	curCost += m_cCUOneSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ONE_FLAG );
281	curCost += m_cCUAbsSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ABS_FLAG );
282	curCost += m_cMVPIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVP_IDX );
283	curCost += m_cALFFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_FLAG );
284	curCost += m_cALFUvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_UVLC );
285	curCost += m_cALFSvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_SVLC );
286	curCost += m_cCUTransSubdivFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
287	curCost += m_cSaoFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_FLAG );
288	curCost += m_cSaoUvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_UVLC );
289	curCost += m_cSaoSvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_SVLC );
290	#if SAO_UNIT_INTERLEAVING
291	curCost += m_cSaoMergeLeftSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
292	curCost += m_cSaoMergeUpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
293	curCost += m_cSaoTypeIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
294	#endif
295
296	if (curCost < bestCost)
297	{
298	bestSliceType = curSliceType;
299	bestCost = curCost;
300	}
301	}
302	m_pcSlice->getPPS()->setEncCABACTableIdx( bestSliceType );
303	}
304	else
305	{
306	m_pcSlice->getPPS()->setEncCABACTableIdx( I_SLICE );
307	}
308
309	#if CABAC_INIT_FLAG && FIX_POZNAN_CABAC_INIT_FLAG
310	m_pcSlice->getPPS()->setEncPrevPOC( m_pcSlice->getPOC() );
311	#endif
312	}
313	#endif
314
315
316	/** The function does the followng: Write out terminate bit. Flush CABAC. Intialize CABAC states. Start CABAC.
317	*/
318	Void TEncSbac::updateContextTables( SliceType eSliceType, Int iQp, Bool bExecuteFinish )
319	{
320	m_pcBinIf->encodeBinTrm(1);
321	if (bExecuteFinish) m_pcBinIf->finish();
322	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
323
324	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
325	#if LGE_ILLUCOMP_B0045
326	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
327	#endif
328	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
329	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
330	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
331	#if HHI_INTER_VIEW_RESIDUAL_PRED
332	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
333	#endif
334	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
335	#if AMP_CTX
336	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
337	#else
338	m_cCUXPosiSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_X_POS );
339	m_cCUYPosiSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_Y_POS );
340	#endif
341	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
342	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
343	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
344	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
345	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
346	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
347	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
348	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
349	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
350	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
351	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
352	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
353	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
354	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
355	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
356	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
357	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
358	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
359	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
360	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
361	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
362	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
363	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
364	#if SAO_UNIT_INTERLEAVING
365	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
366	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
367	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
368	#endif
369	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
370	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
371	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
372	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
373	#endif
374	#if RWTH_SDC_DLT_B0036
375	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
376	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
377	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
378	m_cSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_SIGN_FLAG );
379	m_cSDCPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_PRED_MODE );
380	#endif
381
382	m_pcBinIf->start();
383	}
384
385	Void TEncSbac::writeTileMarker( UInt uiTileIdx, UInt uiBitsUsed )
386	{
387	for (Int iShift=uiBitsUsed-1; iShift>=0; iShift--)
388	{
389	m_pcBinIf->encodeBinEP ( (uiTileIdx & (1 << iShift)) >> iShift );
390	}
391	}
392
393	void TEncSbac::codeSEI(const SEI&)
394	{
395	assert(0);
396	}
397
398	#if VIDYO_VPS_INTEGRATION\|QC_MVHEVC_B0046
399	Void TEncSbac::codeVPS( TComVPS* pcVPS )
400	{
401	assert (0);
402	return;
403	}
404	#endif
405
406	#if HHI_MPI
407	Void TEncSbac::codeSPS( TComSPS* pcSPS, Bool bIsDepth )
408	#else
409	Void TEncSbac::codeSPS( TComSPS* pcSPS )
410	#endif
411	{
412	assert (0);
413	return;
414	}
415
416	Void TEncSbac::codePPS( TComPPS* pcPPS )
417	{
418	assert (0);
419	return;
420	}
421
422	Void TEncSbac::codeSliceHeader( TComSlice* pcSlice )
423	{
424	assert (0);
425	return;
426	}
427
428	#if TILES_WPP_ENTRY_POINT_SIGNALLING
429	Void TEncSbac::codeTilesWPPEntryPoint( TComSlice* pSlice )
430	{
431	assert (0);
432	return;
433	}
434	#else
435	Void TEncSbac::codeSliceHeaderSubstreamTable( TComSlice* pcSlice )
436	{
437	assert (0);
438	}
439	#endif
440
441	Void TEncSbac::codeTerminatingBit( UInt uilsLast )
442	{
443	m_pcBinIf->encodeBinTrm( uilsLast );
444	}
445
446	Void TEncSbac::codeSliceFinish()
447	{
448	m_pcBinIf->finish();
449	}
450
451	#if OL_FLUSH
452	Void TEncSbac::codeFlush()
453	{
454	m_pcBinIf->flush();
455	}
456
457	Void TEncSbac::encodeStart()
458	{
459	m_pcBinIf->start();
460	}
461	#endif
462
463	Void TEncSbac::xWriteUnarySymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset )
464	{
465	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[0] );
466
467	if( 0 == uiSymbol)
468	{
469	return;
470	}
471
472	while( uiSymbol-- )
473	{
474	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ iOffset ] );
475	}
476
477	return;
478	}
479
480	Void TEncSbac::xWriteUnaryMaxSymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
481	{
482	if (uiMaxSymbol == 0)
483	{
484	return;
485	}
486
487	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ 0 ] );
488
489	if ( uiSymbol == 0 )
490	{
491	return;
492	}
493
494	Bool bCodeLast = ( uiMaxSymbol > uiSymbol );
495
496	while( --uiSymbol )
497	{
498	m_pcBinIf->encodeBin( 1, pcSCModel[ iOffset ] );
499	}
500	if( bCodeLast )
501	{
502	m_pcBinIf->encodeBin( 0, pcSCModel[ iOffset ] );
503	}
504
505	return;
506	}
507
508	Void TEncSbac::xWriteEpExGolomb( UInt uiSymbol, UInt uiCount )
509	{
510	UInt bins = 0;
511	Int numBins = 0;
512
513	while( uiSymbol >= (UInt)(1<<uiCount) )
514	{
515	bins = 2 * bins + 1;
516	numBins++;
517	uiSymbol -= 1 << uiCount;
518	uiCount ++;
519	}
520	bins = 2 * bins + 0;
521	numBins++;
522
523	bins = (bins << uiCount) \| uiSymbol;
524	numBins += uiCount;
525
526	assert( numBins <= 32 );
527	m_pcBinIf->encodeBinsEP( bins, numBins );
528	}
529
530	/** Coding of coeff_abs_level_minus3
531	* \param uiSymbol value of coeff_abs_level_minus3
532	* \param ruiGoRiceParam reference to Rice parameter
533	* \returns Void
534	*/
535	Void TEncSbac::xWriteGoRiceExGolomb( UInt uiSymbol, UInt &ruiGoRiceParam )
536	{
537	UInt uiMaxVlc = g_auiGoRiceRange[ ruiGoRiceParam ];
538	Bool bExGolomb = ( uiSymbol > uiMaxVlc );
539	UInt uiCodeWord = min<UInt>( uiSymbol, ( uiMaxVlc + 1 ) );
540	UInt uiQuotient = uiCodeWord >> ruiGoRiceParam;
541	UInt uiMaxPreLen = g_auiGoRicePrefixLen[ ruiGoRiceParam ];
542
543	UInt binValues;
544	Int numBins;
545
546	if ( uiQuotient >= uiMaxPreLen )
547	{
548	numBins = uiMaxPreLen;
549	binValues = ( 1 << numBins ) - 1;
550	}
551	else
552	{
553	numBins = uiQuotient + 1;
554	binValues = ( 1 << numBins ) - 2;
555	}
556
557	m_pcBinIf->encodeBinsEP( ( binValues << ruiGoRiceParam ) + uiCodeWord - ( uiQuotient << ruiGoRiceParam ), numBins + ruiGoRiceParam );
558
559	#if EIGHT_BITS_RICE_CODE
560	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( uiSymbol, 23 ) ];
561	#else
562	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( uiSymbol, 15 ) ];
563	#endif
564
565	if( bExGolomb )
566	{
567	uiSymbol -= uiMaxVlc + 1;
568	xWriteEpExGolomb( uiSymbol, 0 );
569	}
570	}
571
572	// SBAC RD
573	Void TEncSbac::load ( TEncSbac* pSrc)
574	{
575	this->xCopyFrom(pSrc);
576	}
577
578	Void TEncSbac::loadIntraDirModeLuma( TEncSbac* pSrc)
579	{
580	m_pcBinIf->copyState( pSrc->m_pcBinIf );
581
582	this->m_cCUIntraPredSCModel .copyFrom( &pSrc->m_cCUIntraPredSCModel );
583	}
584
585
586	Void TEncSbac::store( TEncSbac* pDest)
587	{
588	pDest->xCopyFrom( this );
589	}
590
591
592	Void TEncSbac::xCopyFrom( TEncSbac* pSrc )
593	{
594	m_pcBinIf->copyState( pSrc->m_pcBinIf );
595
596	this->m_uiCoeffCost = pSrc->m_uiCoeffCost;
597	this->m_uiLastQp = pSrc->m_uiLastQp;
598
599	memcpy( m_contextModels, pSrc->m_contextModels, m_numContextModels * sizeof( ContextModel ) );
600	}
601
602	#if HHI_INTER_VIEW_MOTION_PRED
603	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList, Int iNum )
604	#else
605	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
606	#endif
607	{
608	Int iSymbol = pcCU->getMVPIdx(eRefList, uiAbsPartIdx);
609	#if HHI_INTER_VIEW_MOTION_PRED
610	#else
611	Int iNum = AMVP_MAX_NUM_CANDS;
612	#endif
613
614	xWriteUnaryMaxSymbol(iSymbol, m_cMVPIdxSCModel.get(0), 1, iNum-1);
615	}
616
617	Void TEncSbac::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
618	{
619	PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx );
620
621	#if OL_QTLIMIT_PREDCODING_B0068
622	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
623	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
624	Bool bDepthMapDetect = (pcTexture != NULL);
625	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
626
627	#if HHI_QTLPC_RAU_OFF_C0160
628	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
629	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
630	#else
631	if(bDepthMapDetect && !bIntraSliceDetect && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
632	#endif
633	{
634	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
635	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
636	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
637	if (pcTextureCU->getDepth(uiCUIdx) == uiDepth && pcTextureCU->getPartitionSize( uiCUIdx ) != SIZE_NxN)
638	{
639	assert( eSize == SIZE_2Nx2N );
640	return;
641	}
642	}
643	#endif
644
645	if ( pcCU->isIntra( uiAbsPartIdx ) )
646	{
647	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
648	{
649	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
650	}
651	return;
652	}
653
654	switch(eSize)
655	{
656	case SIZE_2Nx2N:
657	{
658	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
659	break;
660	}
661	case SIZE_2NxN:
662	case SIZE_2NxnU:
663	case SIZE_2NxnD:
664	{
665	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
666	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
667	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
668	{
669	if (eSize == SIZE_2NxN)
670	{
671	#if AMP_CTX
672	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
673	#else
674	m_pcBinIf->encodeBin(1, m_cCUYPosiSCModel.get( 0, 0, 0 ));
675	#endif
676	}
677	else
678	{
679	#if AMP_CTX
680	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
681	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
682	#else
683	m_pcBinIf->encodeBin(0, m_cCUYPosiSCModel.get( 0, 0, 0 ));
684	m_pcBinIf->encodeBin((eSize == SIZE_2NxnU? 0: 1), m_cCUYPosiSCModel.get( 0, 0, 1 ));
685	#endif
686	}
687	}
688	break;
689	}
690	case SIZE_Nx2N:
691	case SIZE_nLx2N:
692	case SIZE_nRx2N:
693	{
694	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
695	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
696	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
697	{
698	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
699	}
700	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
701	{
702	if (eSize == SIZE_Nx2N)
703	{
704	#if AMP_CTX
705	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
706	#else
707	m_pcBinIf->encodeBin(1, m_cCUXPosiSCModel.get( 0, 0, 0 ));
708	#endif
709	}
710	else
711	{
712	#if AMP_CTX
713	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
714	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
715	#else
716	m_pcBinIf->encodeBin(0, m_cCUXPosiSCModel.get( 0, 0, 0 ));
717	m_pcBinIf->encodeBin((eSize == SIZE_nLx2N? 0: 1), m_cCUXPosiSCModel.get( 0, 0, 1 ));
718	#endif
719	}
720	}
721	break;
722	}
723	case SIZE_NxN:
724	{
725	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
726	{
727	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
728	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
729	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
730	}
731	break;
732	}
733	default:
734	{
735	assert(0);
736	}
737	}
738	}
739
740	/** code prediction mode
741	* \param pcCU
742	* \param uiAbsPartIdx
743	* \returns Void
744	*/
745	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
746	{
747	#if RWTH_SDC_DLT_B0036
748	if ( pcCU->getSlice()->isIntra() )
749	{
750	assert( pcCU->isIntra(uiAbsPartIdx) );
751	return;
752	}
753	#endif
754
755	// get context function is here
756	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
757	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
758	}
759
760	Void TEncSbac::codeAlfCtrlFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
761	{
762	if (!m_bAlfCtrl)
763	return;
764
765	if( pcCU->getDepth(uiAbsPartIdx) > m_uiMaxAlfCtrlDepth && !pcCU->isFirstAbsZorderIdxInDepth(uiAbsPartIdx, m_uiMaxAlfCtrlDepth))
766	{
767	return;
768	}
769
770	const UInt uiSymbol = pcCU->getAlfCtrlFlag( uiAbsPartIdx ) ? 1 : 0;
771	m_pcBinIf->encodeBin( uiSymbol, *m_cCUAlfCtrlFlagSCModel.get( 0 ) );
772	}
773
774	Void TEncSbac::codeAlfCtrlDepth()
775	{
776	if (!m_bAlfCtrl)
777	return;
778
779	UInt uiDepth = m_uiMaxAlfCtrlDepth;
780	xWriteUnaryMaxSymbol(uiDepth, m_cALFUvlcSCModel.get(0), 1, g_uiMaxCUDepth-1);
781	}
782
783	/** code skip flag
784	* \param pcCU
785	* \param uiAbsPartIdx
786	* \returns Void
787	*/
788	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
789	{
790	// get context function is here
791	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
792	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
793	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
794	DTRACE_CABAC_VL( g_nSymbolCounter++ );
795	DTRACE_CABAC_T( "\tSkipFlag" );
796	DTRACE_CABAC_T( "\tuiCtxSkip: ");
797	DTRACE_CABAC_V( uiCtxSkip );
798	DTRACE_CABAC_T( "\tuiSymbol: ");
799	DTRACE_CABAC_V( uiSymbol );
800	DTRACE_CABAC_T( "\n");
801	}
802
803	#if LGE_ILLUCOMP_B0045
804	/** code Illumination Compensation flag
805	* \param pcCU
806	* \param uiAbsPartIdx
807	* \returns Void
808	*/
809	Void TEncSbac::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
810	{
811	// get context function is here
812	UInt uiSymbol = pcCU->getICFlag( uiAbsPartIdx ) ? 1 : 0;
813	UInt uiCtxIC = pcCU->getCtxICFlag( uiAbsPartIdx ) ;
814	m_pcBinIf->encodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, uiCtxIC ) );
815	DTRACE_CABAC_VL( g_nSymbolCounter++ );
816	DTRACE_CABAC_T( "\tICFlag" );
817	DTRACE_CABAC_T( "\tuiCtxIC: ");
818	DTRACE_CABAC_V( uiCtxIC );
819	DTRACE_CABAC_T( "\tuiSymbol: ");
820	DTRACE_CABAC_V( uiSymbol );
821	DTRACE_CABAC_T( "\n");
822	}
823	#endif
824
825	/** code merge flag
826	* \param pcCU
827	* \param uiAbsPartIdx
828	* \returns Void
829	*/
830	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
831	{
832	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
833	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
834
835	DTRACE_CABAC_VL( g_nSymbolCounter++ );
836	DTRACE_CABAC_T( "\tMergeFlag: " );
837	DTRACE_CABAC_V( uiSymbol );
838	DTRACE_CABAC_T( "\tAddress: " );
839	DTRACE_CABAC_V( pcCU->getAddr() );
840	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
841	DTRACE_CABAC_V( uiAbsPartIdx );
842	DTRACE_CABAC_T( "\n" );
843	}
844
845	/** code merge index
846	* \param pcCU
847	* \param uiAbsPartIdx
848	* \returns Void
849	*/
850	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
851	{
852	UInt uiNumCand = MRG_MAX_NUM_CANDS;
853	#if !MRG_IDX_CTX_RED
854	UInt auiCtx[4] = { 0, 1, 2, 3 };
855	#endif
856	UInt uiUnaryIdx = pcCU->getMergeIndex( uiAbsPartIdx );
857	uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
858	#if HHI_MPI
859	const Bool bMVIAvailable = pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE;
860	if( bMVIAvailable )
861	{
862	const Bool bUseMVI = pcCU->getTextureModeDepth( uiAbsPartIdx ) != -1;
863	if( bUseMVI )
864	{
865	uiUnaryIdx = (UInt)HHI_MPI_MERGE_POS;
866	}
867	else if( (Int)uiUnaryIdx >= (Int)HHI_MPI_MERGE_POS )
868	{
869	uiUnaryIdx++;
870	}
871	}
872	#endif
873	if ( uiNumCand > 1 )
874	{
875	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
876	{
877	const UInt uiSymbol = ui == uiUnaryIdx ? 0 : 1;
878	#if MRG_IDX_CTX_RED
879	if ( ui==0 )
880	{
881	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
882	}
883	else
884	{
885	m_pcBinIf->encodeBinEP( uiSymbol );
886	}
887	#else
888	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, auiCtx[ui] ) );
889	#endif
890	if( uiSymbol == 0 )
891	{
892	break;
893	}
894	}
895	}
896	DTRACE_CABAC_VL( g_nSymbolCounter++ );
897	DTRACE_CABAC_T( "\tparseMergeIndex()" );
898	DTRACE_CABAC_T( "\tuiMRGIdx= " );
899	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
900	DTRACE_CABAC_T( "\n" );
901	}
902
903	#if HHI_INTER_VIEW_RESIDUAL_PRED
904	Void
905	TEncSbac::codeResPredFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
906	{
907	UInt uiCtx = pcCU->getCtxResPredFlag( uiAbsPartIdx );
908	UInt uiSymbol = ( pcCU->getResPredFlag( uiAbsPartIdx ) ? 1 : 0 );
909	m_pcBinIf->encodeBin( uiSymbol, m_cResPredFlagSCModel.get( 0, 0, uiCtx ) );
910	}
911	#endif
912
913	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
914	{
915	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
916	return;
917
918	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
919	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
920
921	assert( uiCtx < 3 );
922
923	#if OL_QTLIMIT_PREDCODING_B0068
924	Bool bCodeSplitFlag = true;
925
926	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
927	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
928	Bool bDepthMapDetect = (pcTexture != NULL);
929	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
930
931	#if HHI_QTLPC_RAU_OFF_C0160
932	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
933	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
934	#else
935	if(bDepthMapDetect && !bIntraSliceDetect && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
936	#endif
937	{
938	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
939	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
940	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
941	bCodeSplitFlag = (pcTextureCU->getDepth(uiCUIdx) > uiDepth);
942	}
943
944	if(!bCodeSplitFlag)
945	{
946	assert(uiCurrSplitFlag == 0);
947	return;
948	}
949	#endif
950
951	m_pcBinIf->encodeBin( uiCurrSplitFlag, m_cCUSplitFlagSCModel.get( 0, 0, uiCtx ) );
952	DTRACE_CABAC_VL( g_nSymbolCounter++ )
953	DTRACE_CABAC_T( "\tSplitFlag\n" )
954	return;
955	}
956
957	Void TEncSbac::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
958	{
959	m_pcBinIf->encodeBin( uiSymbol, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiCtx ) );
960	DTRACE_CABAC_VL( g_nSymbolCounter++ )
961	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
962	DTRACE_CABAC_T( "\tsymbol=" )
963	DTRACE_CABAC_V( uiSymbol )
964	DTRACE_CABAC_T( "\tctx=" )
965	DTRACE_CABAC_V( uiCtx )
966	DTRACE_CABAC_T( "\n" )
967	}
968
969	#if LGE_EDGE_INTRA_A0070
970	Void TEncSbac::xCodeEdgeIntraInfo( TComDataCU* pcCU, UInt uiPartIdx )
971	{
972	UInt uiDepth = pcCU->getDepth( uiPartIdx ) + (pcCU->getPartitionSize( uiPartIdx ) == SIZE_NxN ? 1 : 0);
973	UInt uiCtxEdgeIntra = pcCU->getCtxEdgeIntra( uiPartIdx );
974	UChar* pucSymbolList = pcCU->getEdgeCode( uiPartIdx );
975	UChar ucEdgeNumber = pcCU->getEdgeNumber( uiPartIdx );
976	Bool bLeft = pcCU->getEdgeLeftFirst( uiPartIdx );
977	UChar ucStart = pcCU->getEdgeStartPos( uiPartIdx );
978	UInt uiSymbol;
979
980	// 1. Top(0) or Left(1)
981	uiSymbol = (bLeft == false) ? 0 : 1;
982	m_pcBinIf->encodeBinEP( uiSymbol );
983
984	// 2. Start position (lowest bit first)
985	uiSymbol = ucStart;
986	for( UInt ui = 6; ui > uiDepth; ui-- ) // 64(0)->6, 32(1)->5, 16(2)->4, 8(3)->3, 4(4)->2
987	{
988	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
989	uiSymbol >>= 1;
990	}
991
992	// 3. Number of edges
993	uiSymbol = ucEdgeNumber > 0 ? ucEdgeNumber - 1 : 0;
994	for( UInt ui = 7; ui > uiDepth; ui-- ) // 64(0)->7, 32(1)->6, 16(2)->5, 8(3)->4, 4(4)->3
995	{
996	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
997	uiSymbol >>= 1;
998	}
999
1000	if(uiSymbol != 0)
1001	{
1002	printf(" ucEdgeNumber %d at depth %d\n",ucEdgeNumber, uiDepth);
1003	assert(false);
1004	}
1005
1006	// 4. Edges
1007	for( Int iPtr2 = 0; iPtr2 < ucEdgeNumber; iPtr2++ )
1008	{
1009	UInt uiReorderSymbol = pucSymbolList[iPtr2];
1010
1011	//printf ("Ptr = %d, Symbol = %d\n", iPtr2, uiSymbol);
1012
1013	// Left-friendly direction (Top start)
1014	// 0 ( 0deg) => 0
1015	// 1 ( 45deg) => 10
1016	// 2 ( -45deg) => 110
1017	// 3 ( 90deg) => 1110
1018	// 4 ( -90deg) => 11110
1019	// 5 ( 135deg) => 111110
1020	// 6 (-135deg) => 111111
1021	// Right-friendly direction (Left start)
1022	// 0 ( 0deg) => 0
1023	// 2 ( -45deg) => 10
1024	// 1 ( 45deg) => 110
1025	// 4 ( -90deg) => 1110
1026	// 3 ( 90deg) => 11110
1027	// 6 (-135deg) => 111110
1028	// 5 ( 135deg) => 111111
1029
1030	// refer to a paper "An efficient chain code with Huffman coding"
1031
1032	for( UInt ui = 0; ui < uiReorderSymbol; ui++ )
1033	{
1034	m_pcBinIf->encodeBin( 1, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
1035	}
1036
1037	if( uiReorderSymbol != 6 )
1038	m_pcBinIf->encodeBin( 0, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
1039	}
1040	}
1041	#endif
1042
1043	Void TEncSbac::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx )
1044	{
1045	UInt uiDir = pcCU->getLumaIntraDir( uiAbsPartIdx );
1046
1047	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1048	if( pcCU->getSlice()->getSPS()->getUseDMM() && pcCU->getWidth( uiAbsPartIdx ) <= DMM_WEDGEMODEL_MAX_SIZE )
1049	{
1050	#if LGE_EDGE_INTRA_A0070
1051	m_pcBinIf->encodeBin( uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX, m_cDmmFlagSCModel.get(0, 0, 0) );
1052	#else
1053	m_pcBinIf->encodeBin( uiDir >= NUM_INTRA_MODE, m_cDmmFlagSCModel.get(0, 0, 0) );
1054	#endif
1055	}
1056	#if LGE_EDGE_INTRA_A0070
1057	if( uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX )
1058	#else
1059	if( uiDir >= NUM_INTRA_MODE )
1060	#endif
1061	{
1062	assert( pcCU->getWidth( uiAbsPartIdx ) <= DMM_WEDGEMODEL_MAX_SIZE );
1063	UInt uiDMMode = uiDir - NUM_INTRA_MODE;
1064
1065	#if HHI_DMM_WEDGE_INTRA && HHI_DMM_PRED_TEX
1066	m_pcBinIf->encodeBin( (uiDMMode & 0x01), m_cDmmModeSCModel.get(0, 0, 0) );
1067	m_pcBinIf->encodeBin( (uiDMMode & 0x02) >> 1, m_cDmmModeSCModel.get(0, 0, 0) );
1068
1069	if( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && pcCU->getWidth( uiAbsPartIdx ) > 4 )
1070	{
1071	m_pcBinIf->encodeBin( (uiDMMode & 0x04) >> 2, m_cDmmModeSCModel.get(0, 0, 0) );
1072	}
1073	#else
1074	m_pcBinIf->encodeBin( (uiDMMode & 0x01), m_cDmmModeSCModel.get(0, 0, 0) );
1075
1076	if( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && pcCU->getWidth( uiAbsPartIdx ) > 4 )
1077	{
1078	m_pcBinIf->encodeBin( (uiDMMode & 0x02) >> 1, m_cDmmModeSCModel.get(0, 0, 0) );
1079	}
1080	#endif
1081	#if HHI_DMM_WEDGE_INTRA
1082	if( uiDir == DMM_WEDGE_FULL_IDX ) { xCodeWedgeFullInfo ( pcCU, uiAbsPartIdx ); }
1083	if( uiDir == DMM_WEDGE_FULL_D_IDX ) { xCodeWedgeFullDeltaInfo ( pcCU, uiAbsPartIdx ); }
1084	if( uiDir == DMM_WEDGE_PREDDIR_IDX ) { xCodeWedgePredDirInfo ( pcCU, uiAbsPartIdx ); }
1085	if( uiDir == DMM_WEDGE_PREDDIR_D_IDX ) { xCodeWedgePredDirDeltaInfo ( pcCU, uiAbsPartIdx ); }
1086	#endif
1087	#if HHI_DMM_PRED_TEX
1088
1089	#if FLEX_CODING_ORDER_M23723
1090	if ( !pcCU->getSlice()->getSPS()->getUseDMM34() )
1091	{
1092	assert( uiDir != DMM_WEDGE_PREDTEX_D_IDX );
1093	assert( uiDir != DMM_CONTOUR_PREDTEX_D_IDX );
1094	}
1095	#endif
1096
1097	if( uiDir == DMM_WEDGE_PREDTEX_D_IDX ) { xCodeWedgePredTexDeltaInfo ( pcCU, uiAbsPartIdx ); }
1098	#if LGE_DMM3_SIMP_C0044
1099	if( uiDir == DMM_WEDGE_PREDTEX_IDX ) { xCodeWedgePredTexInfo ( pcCU, uiAbsPartIdx ); }
1100	#endif
1101	if( uiDir == DMM_CONTOUR_PREDTEX_D_IDX ) { xCodeContourPredTexDeltaInfo( pcCU, uiAbsPartIdx ); }
1102	#endif
1103	}
1104	else
1105	#if LGE_EDGE_INTRA_A0070
1106	if ( uiDir >= EDGE_INTRA_IDX)
1107	{
1108	m_pcBinIf->encodeBin( 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1109	m_pcBinIf->encodeBinsEP( 63, 6 );
1110	xCodeEdgeIntraInfo( pcCU, uiAbsPartIdx );
1111	#if LGE_EDGE_INTRA_DELTA_DC
1112	m_pcBinIf->encodeBin( (uiDir == EDGE_INTRA_DELTA_IDX), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 0) );
1113	if( uiDir == EDGE_INTRA_DELTA_IDX )
1114	{
1115	Int iDeltaDC0 = pcCU->getEdgeDeltaDC0( uiAbsPartIdx );
1116	Int iDeltaDC1 = pcCU->getEdgeDeltaDC1( uiAbsPartIdx );
1117
1118	xWriteExGolombLevel( UInt( abs( iDeltaDC0 ) ), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1119	if ( iDeltaDC0 != 0 )
1120	{
1121	UInt uiSign = iDeltaDC0 > 0 ? 0 : 1;
1122	m_pcBinIf->encodeBinEP( uiSign );
1123	}
1124	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1125	if ( iDeltaDC1 != 0 )
1126	{
1127	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
1128	m_pcBinIf->encodeBinEP( uiSign );
1129	}
1130	}
1131	#endif
1132	}
1133	else
1134	#endif // LGE_EDGE_INTRA
1135	{
1136	#endif
1137	#if !LOGI_INTRA_NAME_3MPM
1138	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
1139	#endif
1140	#if LGE_EDGE_INTRA_A0070
1141	Bool bCodeEdgeIntra = false;
1142	if( pcCU->getSlice()->getSPS()->isDepth() )
1143	{
1144	UInt uiPUWidth = pcCU->getWidth( uiAbsPartIdx ) >> (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0);
1145	if( uiPUWidth <= LGE_EDGE_INTRA_MAX_SIZE && uiPUWidth >= LGE_EDGE_INTRA_MIN_SIZE )
1146	bCodeEdgeIntra = true;
1147	}
1148	#endif
1149
1150	#if LOGI_INTRA_NAME_3MPM
1151	Int uiPreds[3] = {-1, -1, -1};
1152	#else
1153	Int uiPreds[2] = {-1, -1};
1154	#endif
1155	Int uiPredNum = pcCU->getIntraDirLumaPredictor(uiAbsPartIdx, uiPreds);
1156
1157	Int uiPredIdx = -1;
1158
1159	for(UInt i = 0; i < uiPredNum; i++)
1160	{
1161	if(uiDir == uiPreds[i])
1162	{
1163	uiPredIdx = i;
1164	}
1165	}
1166
1167	if(uiPredIdx != -1)
1168	{
1169	m_pcBinIf->encodeBin( 1, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1170	#if LOGI_INTRA_NAME_3MPM
1171	m_pcBinIf->encodeBinEP( uiPredIdx ? 1 : 0 );
1172	if (uiPredIdx)
1173	{
1174	m_pcBinIf->encodeBinEP( uiPredIdx-1 );
1175	}
1176	#else
1177	m_pcBinIf->encodeBinEP( uiPredIdx );
1178	#endif
1179	}
1180	else
1181	{
1182	m_pcBinIf->encodeBin( 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1183
1184	#if LOGI_INTRA_NAME_3MPM
1185	if (uiPreds[0] > uiPreds[1])
1186	{
1187	std::swap(uiPreds[0], uiPreds[1]);
1188	}
1189	if (uiPreds[0] > uiPreds[2])
1190	{
1191	std::swap(uiPreds[0], uiPreds[2]);
1192	}
1193	if (uiPreds[1] > uiPreds[2])
1194	{
1195	std::swap(uiPreds[1], uiPreds[2]);
1196	}
1197	#endif
1198
1199	for(Int i = (uiPredNum - 1); i >= 0; i--)
1200	{
1201	uiDir = uiDir > uiPreds[i] ? uiDir - 1 : uiDir;
1202	}
1203
1204	#if LOGI_INTRA_NAME_3MPM
1205	m_pcBinIf->encodeBinsEP( uiDir, 5 );
1206	#if LGE_EDGE_INTRA_A0070
1207	if (bCodeEdgeIntra)
1208	if (uiDir == 31) m_pcBinIf->encodeBinsEP(0,1);
1209	#endif
1210	#else
1211	if ( uiDir < 31 )
1212	{
1213	m_pcBinIf->encodeBinsEP( uiDir, g_aucIntraModeBitsAng[ iIntraIdx ] - 1 );
1214	}
1215	else
1216	{
1217	m_pcBinIf->encodeBinsEP( 31, 5 );
1218	m_pcBinIf->encodeBinEP( uiDir - 31 );
1219	}
1220	#endif
1221	}
1222	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1223	}
1224	#endif
1225	return;
1226	}
1227
1228	Void TEncSbac::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1229	{
1230	UInt uiIntraDirChroma = pcCU->getChromaIntraDir( uiAbsPartIdx );
1231
1232	if( uiIntraDirChroma == DM_CHROMA_IDX )
1233	{
1234	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1235	}
1236	else if( uiIntraDirChroma == LM_CHROMA_IDX )
1237	{
1238	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1239	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 1 ) );
1240	}
1241	else
1242	{
1243	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1244	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1245
1246	for( Int i = 0; i < NUM_CHROMA_MODE - 2; i++ )
1247	{
1248	if( uiIntraDirChroma == uiAllowedChromaDir[i] )
1249	{
1250	uiIntraDirChroma = i;
1251	break;
1252	}
1253	}
1254	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1255
1256	if (pcCU->getSlice()->getSPS()->getUseLMChroma())
1257	{
1258	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 1 ));
1259	}
1260	#if CHROMA_MODE_CODING
1261	m_pcBinIf->encodeBinsEP( uiIntraDirChroma, 2 );
1262	#else
1263	xWriteUnaryMaxSymbol( uiIntraDirChroma, m_cCUChromaPredSCModel.get( 0, 0 ) + 1, 0, 3 );
1264	#endif
1265	}
1266	return;
1267	}
1268
1269	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1270	{
1271	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1272	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1273	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1274	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1275
1276	return;
1277	}
1278
1279	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1280	{
1281	if ( pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C) > 0 && pcCU->getInterDir( uiAbsPartIdx ) != 3)
1282	{
1283	Int iRefFrame = pcCU->getSlice()->getRefIdxOfLC(eRefList, pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx ));
1284
1285	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1286	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1287
1288	if( iRefFrame > 0 )
1289	{
1290	xWriteUnaryMaxSymbol( iRefFrame - 1, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C )-2 );
1291	}
1292	}
1293	else
1294	{
1295	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1296	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1297	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1298
1299	if( iRefFrame > 0 )
1300	{
1301	xWriteUnaryMaxSymbol( iRefFrame - 1, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( eRefList )-2 );
1302	}
1303	}
1304	return;
1305	}
1306
1307	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1308	{
1309	#if H0111_MVD_L1_ZERO
1310	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1311	{
1312	return;
1313	}
1314	#endif
1315
1316	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1317	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1318	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1319	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1320
1321	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1322	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1323
1324	const Bool bHorAbsGr0 = iHor != 0;
1325	const Bool bVerAbsGr0 = iVer != 0;
1326	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1327	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1328	pCtx++;
1329
1330	if( bHorAbsGr0 )
1331	{
1332	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1333	}
1334
1335	if( bVerAbsGr0 )
1336	{
1337	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1338	}
1339
1340	if( bHorAbsGr0 )
1341	{
1342	if( uiHorAbs > 1 )
1343	{
1344	xWriteEpExGolomb( uiHorAbs-2, 1 );
1345	}
1346
1347	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1348	}
1349
1350	if( bVerAbsGr0 )
1351	{
1352	if( uiVerAbs > 1 )
1353	{
1354	xWriteEpExGolomb( uiVerAbs-2, 1 );
1355	}
1356
1357	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1358	}
1359
1360	return;
1361	}
1362
1363	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1364	{
1365	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1366
1367	#if H0736_AVC_STYLE_QP_RANGE
1368	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1369	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1370	#else
1371	#if LOSSLESS_CODING
1372	if(pcCU->getSlice()->getSPS()->getUseLossless())
1373	{
1374	if(iDQp > 25)
1375	{
1376	iDQp = iDQp - 52;
1377	}
1378	if(iDQp < -26)
1379	{
1380	iDQp = iDQp + 52;
1381	}
1382	}
1383	#endif
1384	#endif
1385
1386	if ( iDQp == 0 )
1387	{
1388	m_pcBinIf->encodeBin( 0, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1389	}
1390	else
1391	{
1392	m_pcBinIf->encodeBin( 1, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1393
1394	UInt uiSign = (iDQp > 0 ? 0 : 1);
1395	#if !H0736_AVC_STYLE_QP_RANGE
1396	UInt uiQpBdOffsetY = 6*(g_uiBitIncrement + g_uiBitDepth - 8);
1397	#endif
1398
1399	m_pcBinIf->encodeBinEP(uiSign);
1400
1401	#if H0736_AVC_STYLE_QP_RANGE
1402	assert(iDQp >= -(26+(qpBdOffsetY/2)));
1403	assert(iDQp <= (25+(qpBdOffsetY/2)));
1404
1405	UInt uiMaxAbsDQpMinus1 = 24 + (qpBdOffsetY/2) + (uiSign);
1406	#else
1407	assert(iDQp >= -(26+(Int)(uiQpBdOffsetY/2)));
1408	assert(iDQp <= (25+(Int)(uiQpBdOffsetY/2)));
1409
1410	UInt uiMaxAbsDQpMinus1 = 24 + (uiQpBdOffsetY/2) + (uiSign);
1411	#endif
1412	UInt uiAbsDQpMinus1 = (UInt)((iDQp > 0)? iDQp : (-iDQp)) - 1;
1413	xWriteUnaryMaxSymbol( uiAbsDQpMinus1, &m_cCUDeltaQpSCModel.get( 0, 0, 1 ), 1, uiMaxAbsDQpMinus1);
1414	}
1415
1416	return;
1417	}
1418
1419	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1420	{
1421	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1422	UInt uiCtx = pcCU->getCtxQtCbf( uiAbsPartIdx, eType, uiTrDepth );
1423	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1424	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1425	DTRACE_CABAC_T( "\tparseQtCbf()" )
1426	DTRACE_CABAC_T( "\tsymbol=" )
1427	DTRACE_CABAC_V( uiCbf )
1428	DTRACE_CABAC_T( "\tctx=" )
1429	DTRACE_CABAC_V( uiCtx )
1430	DTRACE_CABAC_T( "\tetype=" )
1431	DTRACE_CABAC_V( eType )
1432	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1433	DTRACE_CABAC_V( uiAbsPartIdx )
1434	DTRACE_CABAC_T( "\n" )
1435	}
1436
1437	#if BURST_IPCM
1438	/** Code I_PCM information.
1439	* \param pcCU pointer to CU
1440	* \param uiAbsPartIdx CU index
1441	* \param numIPCM the number of succesive IPCM blocks with the same size
1442	* \param firstIPCMFlag
1443	* \returns Void
1444	*/
1445	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, Int numIPCM, Bool firstIPCMFlag)
1446	#else
1447	/** Code I_PCM information.
1448	* \param pcCU pointer to CU
1449	* \param uiAbsPartIdx CU index
1450	* \returns Void
1451	*
1452	* If I_PCM flag indicates that the CU is I_PCM, code its PCM alignment bits and codes.
1453	*/
1454	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx)
1455	#endif
1456	{
1457	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1458
1459	#if BURST_IPCM
1460	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1461
1462	if( uiIPCM == 0 \|\| firstIPCMFlag)
1463	{
1464	m_pcBinIf->encodeBinTrm (uiIPCM);
1465
1466	if ( firstIPCMFlag )
1467	{
1468	m_pcBinIf->encodeNumSubseqIPCM( numIPCM - 1 );
1469	m_pcBinIf->encodePCMAlignBits();
1470	}
1471	}
1472	#else
1473	m_pcBinIf->encodeBinTrm (uiIPCM);
1474	#endif
1475
1476	#if BURST_IPCM
1477	if (writePCMSampleFlag)
1478	#else
1479	if (uiIPCM)
1480	#endif
1481	{
1482	#if !BURST_IPCM
1483	m_pcBinIf->encodePCMAlignBits();
1484	#endif
1485	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1486	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1487	UInt uiChromaOffset = uiLumaOffset>>2;
1488	Pel* piPCMSample;
1489	UInt uiWidth;
1490	UInt uiHeight;
1491	UInt uiSampleBits;
1492	UInt uiX, uiY;
1493
1494	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1495	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1496	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1497	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1498
1499	for(uiY = 0; uiY < uiHeight; uiY++)
1500	{
1501	for(uiX = 0; uiX < uiWidth; uiX++)
1502	{
1503	UInt uiSample = piPCMSample[uiX];
1504
1505	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1506	}
1507	piPCMSample += uiWidth;
1508	}
1509
1510	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1511	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1512	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1513	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1514
1515	for(uiY = 0; uiY < uiHeight; uiY++)
1516	{
1517	for(uiX = 0; uiX < uiWidth; uiX++)
1518	{
1519	UInt uiSample = piPCMSample[uiX];
1520
1521	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1522	}
1523	piPCMSample += uiWidth;
1524	}
1525
1526	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
1527	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1528	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1529	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1530
1531	for(uiY = 0; uiY < uiHeight; uiY++)
1532	{
1533	for(uiX = 0; uiX < uiWidth; uiX++)
1534	{
1535	UInt uiSample = piPCMSample[uiX];
1536
1537	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1538	}
1539	piPCMSample += uiWidth;
1540	}
1541	#if BURST_IPCM
1542	numIPCM--;
1543	if(numIPCM == 0)
1544	{
1545	m_pcBinIf->resetBac();
1546	}
1547	#else
1548	m_pcBinIf->resetBac();
1549	#endif
1550	}
1551	}
1552
1553	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1554	{
1555	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1556	UInt uiCtx = 0;
1557	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1558	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1559	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1560	DTRACE_CABAC_T( "\tsymbol=" )
1561	DTRACE_CABAC_V( uiCbf )
1562	DTRACE_CABAC_T( "\tctx=" )
1563	DTRACE_CABAC_V( uiCtx )
1564	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1565	DTRACE_CABAC_V( uiAbsPartIdx )
1566	DTRACE_CABAC_T( "\n" )
1567	}
1568
1569	/** Encode (X,Y) position of the last significant coefficient
1570	* \param uiPosX X component of last coefficient
1571	* \param uiPosY Y component of last coefficient
1572	* \param width Block width
1573	* \param height Block height
1574	* \param eTType plane type / luminance or chrominance
1575	* \param uiScanIdx scan type (zig-zag, hor, ver)
1576	* This method encodes the X and Y component within a block of the last significant coefficient.
1577	*/
1578	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1579	{
1580	// swap
1581	if( uiScanIdx == SCAN_VER )
1582	{
1583	swap( uiPosX, uiPosY );
1584	}
1585
1586	UInt uiCtxLast;
1587	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1588	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1589	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1590	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1591
1592	// posX
1593	#if LAST_CTX_REDUCTION
1594	Int widthCtx = eTType? 4: width;
1595	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ widthCtx ] ( g_aucConvertToBit[ widthCtx ] + 3 ) );
1596	#else
1597	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ width ] ( g_aucConvertToBit[ width ] + 3 ) );
1598	#endif
1599	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1600	{
1601	#if LAST_CTX_REDUCTION
1602	if (eTType)
1603	{
1604	m_pcBinIf->encodeBin( 1, *( pCtxX + (uiCtxLast>>g_aucConvertToBit[ width ]) ) );
1605	}
1606	else
1607	{
1608	#endif
1609	m_pcBinIf->encodeBin( 1, *( pCtxX + puiCtxIdxX[ uiCtxLast ] ) );
1610	#if LAST_CTX_REDUCTION
1611	}
1612	#endif
1613	}
1614	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1615	{
1616	#if LAST_CTX_REDUCTION
1617	if ( eTType )
1618	{
1619	m_pcBinIf->encodeBin( 0, *( pCtxX + (uiCtxLast>>g_aucConvertToBit[ width ]) ) );
1620	}
1621	else
1622	{
1623	#endif
1624	m_pcBinIf->encodeBin( 0, *( pCtxX + puiCtxIdxX[ uiCtxLast ] ) );
1625	#if LAST_CTX_REDUCTION
1626	}
1627	#endif
1628	}
1629
1630	// posY
1631	#if LAST_CTX_REDUCTION
1632	Int heightCtx = eTType? 4: height;
1633	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ heightCtx ] ( g_aucConvertToBit[ heightCtx ] + 3 ) );
1634	#else
1635	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ height ] ( g_aucConvertToBit[ height ] + 3 ) );
1636	#endif
1637	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1638	{
1639	#if LAST_CTX_REDUCTION
1640	if (eTType)
1641	{
1642	m_pcBinIf->encodeBin( 1, *( pCtxY + (uiCtxLast>>g_aucConvertToBit[ height ])));
1643	}
1644	else
1645	{
1646	#endif
1647	m_pcBinIf->encodeBin( 1, *( pCtxY + puiCtxIdxY[ uiCtxLast ] ) );
1648	#if LAST_CTX_REDUCTION
1649	}
1650	#endif
1651	}
1652	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1653	{
1654	#if LAST_CTX_REDUCTION
1655	if (eTType)
1656	{
1657	m_pcBinIf->encodeBin( 0, *( pCtxY + (uiCtxLast>>g_aucConvertToBit[ height ]) ) );
1658	}
1659	else
1660	{
1661	#endif
1662	m_pcBinIf->encodeBin( 0, *( pCtxY + puiCtxIdxY[ uiCtxLast ] ) );
1663	#if LAST_CTX_REDUCTION
1664	}
1665	#endif
1666	}
1667	if ( uiGroupIdxX > 3 )
1668	{
1669	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1670	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1671	for (Int i = uiCount - 1 ; i >= 0; i-- )
1672	{
1673	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1674	}
1675	}
1676	if ( uiGroupIdxY > 3 )
1677	{
1678	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1679	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1680	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1681	{
1682	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1683	}
1684	}
1685	}
1686
1687	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1688	{
1689	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1690	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1691	DTRACE_CABAC_V( eTType )
1692	DTRACE_CABAC_T( "\twidth=" )
1693	DTRACE_CABAC_V( uiWidth )
1694	DTRACE_CABAC_T( "\theight=" )
1695	DTRACE_CABAC_V( uiHeight )
1696	DTRACE_CABAC_T( "\tdepth=" )
1697	DTRACE_CABAC_V( uiDepth )
1698	DTRACE_CABAC_T( "\tabspartidx=" )
1699	DTRACE_CABAC_V( uiAbsPartIdx )
1700	DTRACE_CABAC_T( "\ttoCU-X=" )
1701	DTRACE_CABAC_V( pcCU->getCUPelX() )
1702	DTRACE_CABAC_T( "\ttoCU-Y=" )
1703	DTRACE_CABAC_V( pcCU->getCUPelY() )
1704	DTRACE_CABAC_T( "\tCU-addr=" )
1705	DTRACE_CABAC_V( pcCU->getAddr() )
1706	DTRACE_CABAC_T( "\tinCU-X=" )
1707	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1708	DTRACE_CABAC_T( "\tinCU-Y=" )
1709	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1710	DTRACE_CABAC_T( "\tpredmode=" )
1711	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1712	DTRACE_CABAC_T( "\n" )
1713
1714	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1715	{
1716	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1717	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1718	}
1719
1720	UInt uiNumSig = 0;
1721
1722	// compute number of significant coefficients
1723	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1724
1725	if ( uiNumSig == 0 )
1726	return;
1727
1728	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1729
1730	//----- encode significance map -----
1731	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1732	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1733	if (uiScanIdx == SCAN_ZIGZAG)
1734	{
1735	// Map zigzag to diagonal scan
1736	uiScanIdx = SCAN_DIAG;
1737	}
1738	Int blockType = uiLog2BlockSize;
1739	if (uiWidth != uiHeight)
1740	{
1741	uiScanIdx = SCAN_DIAG;
1742	blockType = 4;
1743	}
1744
1745	const UInt * scan;
1746	if (uiWidth == uiHeight)
1747	{
1748	scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1749	}
1750	else
1751	{
1752	scan = g_sigScanNSQT[ uiLog2BlockSize - 2 ];
1753	}
1754
1755	#if MULTIBITS_DATA_HIDING
1756	UInt const tsig = pcCU->getSlice()->getPPS()->getTSIG();
1757	#if LOSSLESS_CODING
1758	Bool beValid;
1759	if (pcCU->isLosslessCoded(uiAbsPartIdx))
1760	{
1761	beValid = false;
1762	}
1763	else
1764	{
1765	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1766	}
1767	#else
1768	Bool beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1769	#endif
1770	#endif
1771
1772	// Find position of last coefficient
1773	Int scanPosLast = -1;
1774	Int posLast;
1775
1776	const UInt * scanCG;
1777	if (uiWidth == uiHeight)
1778	{
1779	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1780	#if MULTILEVEL_SIGMAP_EXT
1781	if( uiLog2BlockSize == 3 )
1782	{
1783	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1784	}
1785	else if( uiLog2BlockSize == 5 )
1786	{
1787	scanCG = g_sigLastScanCG32x32;
1788	}
1789	#endif
1790	}
1791	else
1792	{
1793	scanCG = g_sigCGScanNSQT[ uiLog2BlockSize - 2 ];
1794	}
1795	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1796	static const UInt uiShift = MLS_CG_SIZE >> 1;
1797	const UInt uiNumBlkSide = uiWidth >> uiShift;
1798
1799	#if !MULTILEVEL_SIGMAP_EXT
1800	if( blockType > 3 )
1801	{
1802	#endif
1803	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1804
1805	do
1806	{
1807	posLast = scan[ ++scanPosLast ];
1808
1809	// get L1 sig map
1810	UInt uiPosY = posLast >> uiLog2BlockSize;
1811	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1812	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1813	#if MULTILEVEL_SIGMAP_EXT
1814	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1815	{
1816	if( uiScanIdx == SCAN_HOR )
1817	{
1818	uiBlkIdx = uiPosY >> 1;
1819	}
1820	else if( uiScanIdx == SCAN_VER )
1821	{
1822	uiBlkIdx = uiPosX >> 1;
1823	}
1824	}
1825	#endif
1826	if( pcCoef[ posLast ] )
1827	{
1828	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1829	}
1830
1831	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1832	}
1833	while ( uiNumSig > 0 );
1834	#if !MULTILEVEL_SIGMAP_EXT
1835	}
1836	else
1837	{
1838
1839	do
1840	{
1841	posLast = scan[ ++scanPosLast ];
1842	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1843	}
1844	while ( uiNumSig > 0 );
1845
1846	}
1847	#endif
1848
1849	// Code position of last coefficient
1850	Int posLastY = posLast >> uiLog2BlockSize;
1851	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1852	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1853
1854	//===== code significance flag =====
1855	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1856	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1857
1858
1859	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1860	UInt uiNumOne = 0;
1861	UInt uiGoRiceParam = 0;
1862	Int iScanPosSig = scanPosLast;
1863
1864	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1865	{
1866	Int numNonZero = 0;
1867	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1868	uiGoRiceParam = 0;
1869	Int absCoeff[16];
1870	UInt coeffSigns = 0;
1871
1872	#if MULTIBITS_DATA_HIDING
1873	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1874	#endif
1875
1876	if( iScanPosSig == scanPosLast )
1877	{
1878	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1879	coeffSigns = ( pcCoef[ posLast ] < 0 );
1880	numNonZero = 1;
1881	#if MULTIBITS_DATA_HIDING
1882	lastNZPosInCG = iScanPosSig;
1883	firstNZPosInCG = iScanPosSig;
1884	#endif
1885	iScanPosSig--;
1886	}
1887
1888	#if !MULTILEVEL_SIGMAP_EXT
1889	if( blockType > 3 )
1890	{
1891	#endif
1892	// encode significant_coeffgroup_flag
1893	Int iCGBlkPos = scanCG[ iSubSet ];
1894	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1895	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1896	#if MULTILEVEL_SIGMAP_EXT
1897	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1898	{
1899	iCGPosY = (uiScanIdx == SCAN_HOR ? iCGBlkPos : 0);
1900	iCGPosX = (uiScanIdx == SCAN_VER ? iCGBlkPos : 0);
1901	}
1902	#endif
1903	#if !REMOVE_INFER_SIGGRP
1904	Bool bInferredCGFlag = false;
1905	#endif
1906	#if REMOVE_INFER_SIGGRP
1907	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1908	#else
1909	if( iSubSet == iLastScanSet )
1910	#endif
1911	{
1912	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1913	}
1914	else
1915	{
1916	#if !REMOVE_INFER_SIGGRP
1917	#if MULTILEVEL_SIGMAP_EXT
1918	if( !TComTrQuant::bothCGNeighboursOne( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight ) && ( iSubSet ) )
1919	#else
1920	if( !TComTrQuant::bothCGNeighboursOne( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight ) && ( iSubSet ) )
1921	#endif
1922	{
1923	#endif
1924	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1925	#if MULTILEVEL_SIGMAP_EXT
1926	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight );
1927	#else
1928	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1929	#endif
1930	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1931	#if !REMOVE_INFER_SIGGRP
1932	}
1933	else
1934	{
1935	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1936	bInferredCGFlag = true;
1937	}
1938	#endif
1939	}
1940
1941	// encode significant_coeff_flag
1942	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1943	{
1944	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1945	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1946	{
1947	uiBlkPos = scan[ iScanPosSig ];
1948	uiPosY = uiBlkPos >> uiLog2BlockSize;
1949	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1950	uiSig = (pcCoef[ uiBlkPos ] != 0);
1951	#if REMOVE_INFER_SIGGRP
1952	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1953	#else
1954	if( iScanPosSig > iSubPos \|\| bInferredCGFlag \|\| numNonZero )
1955	#endif
1956	{
1957	uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
1958	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1959	}
1960	if( uiSig )
1961	{
1962	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1963	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1964	numNonZero++;
1965	#if MULTIBITS_DATA_HIDING
1966	if( lastNZPosInCG == -1 )
1967	{
1968	lastNZPosInCG = iScanPosSig;
1969	}
1970	firstNZPosInCG = iScanPosSig;
1971	#endif
1972	}
1973	}
1974	}
1975	else
1976	{
1977	iScanPosSig = iSubPos - 1;
1978	}
1979	#if !MULTILEVEL_SIGMAP_EXT
1980	}
1981	else
1982	{
1983
1984	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1985	{
1986	UInt uiBlkPos = scan[ iScanPosSig ];
1987	UInt uiPosY = uiBlkPos >> uiLog2BlockSize;
1988	UInt uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1989	UInt uiSig = 0;
1990	if( pcCoef[ uiBlkPos ] != 0 )
1991	{
1992	uiSig = 1;
1993	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1994	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1995	numNonZero++;
1996	#if MULTIBITS_DATA_HIDING
1997	if( lastNZPosInCG == -1 )
1998	{
1999	lastNZPosInCG = iScanPosSig;
2000	}
2001	firstNZPosInCG = iScanPosSig;
2002	#endif
2003	}
2004	UInt uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
2005	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
2006	}
2007
2008	}
2009	#endif
2010
2011	if( numNonZero > 0 )
2012	{
2013	#if MULTIBITS_DATA_HIDING
2014	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= (Int)tsig );
2015	#endif // MULTIBITS_DATA_HIDING
2016
2017	UInt c1 = 1;
2018	#if !RESTRICT_GR1GR2FLAG_NUMBER
2019	UInt c2 = 0;
2020	#endif
2021	#if LEVEL_CTX_LUMA_RED
2022	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
2023	#else
2024	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 3 : 0;
2025	#endif
2026
2027	if( uiNumOne > 0 )
2028	{
2029	uiCtxSet++;
2030	#if !LEVEL_CTX_LUMA_RED
2031	if( uiNumOne > 3 && eTType==TEXT_LUMA)
2032	{
2033	uiCtxSet++;
2034	}
2035	#endif
2036	}
2037
2038	uiNumOne >>= 1;
2039	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
2040
2041	#if RESTRICT_GR1GR2FLAG_NUMBER
2042	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
2043	Int firstC2FlagIdx = -1;
2044	for( Int idx = 0; idx < numC1Flag; idx++ )
2045	#else
2046	for ( Int idx = 0; idx < numNonZero; idx++ )
2047	#endif
2048	{
2049	UInt uiSymbol = absCoeff[ idx ] > 1;
2050	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
2051	if( uiSymbol )
2052	{
2053	c1 = 0;
2054
2055	#if RESTRICT_GR1GR2FLAG_NUMBER
2056	if (firstC2FlagIdx == -1)
2057	{
2058	firstC2FlagIdx = idx;
2059	}
2060	#endif
2061	}
2062	else if( (c1 < 3) && (c1 > 0) )
2063	{
2064	c1++;
2065	}
2066	}
2067
2068	if (c1 == 0)
2069	{
2070
2071	#if RESTRICT_GR1GR2FLAG_NUMBER
2072	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
2073	if ( firstC2FlagIdx != -1)
2074	{
2075	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
2076	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
2077	}
2078	#else
2079	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + 3 * uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + 3 * uiCtxSet;
2080	for ( Int idx = 0; idx < numNonZero; idx++ )
2081	{
2082	if( absCoeff[ idx ] > 1 )
2083	{
2084	UInt symbol = absCoeff[ idx ] > 2;
2085	m_pcBinIf->encodeBin( symbol, baseCtxMod[c2] );
2086	c2 += (c2 < 2);
2087	uiNumOne++;
2088	}
2089	}
2090	#endif
2091	}
2092
2093	#if MULTIBITS_DATA_HIDING
2094	if( beValid && signHidden )
2095	{
2096	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
2097	}
2098	else
2099	{
2100	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
2101	}
2102	#else
2103	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
2104	#endif
2105
2106	#if RESTRICT_GR1GR2FLAG_NUMBER
2107	Int iFirstCoeff2 = 1;
2108	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
2109	#else
2110	if (c1 == 0)
2111	#endif
2112	{
2113	for ( Int idx = 0; idx < numNonZero; idx++ )
2114	{
2115	#if RESTRICT_GR1GR2FLAG_NUMBER
2116	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
2117
2118	if( absCoeff[ idx ] >= baseLevel)
2119	{
2120	xWriteGoRiceExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
2121	}
2122	if(absCoeff[ idx ] >= 2)
2123	{
2124	iFirstCoeff2 = 0;
2125	uiNumOne++;
2126	}
2127	#else
2128	if ( absCoeff[ idx ] > 2 )
2129	{
2130	xWriteGoRiceExGolomb( absCoeff[ idx ] - 3, uiGoRiceParam );
2131	}
2132	#endif
2133	}
2134	}
2135	}
2136	else
2137	{
2138	uiNumOne >>= 1;
2139	}
2140	}
2141
2142	return;
2143	}
2144
2145	Void TEncSbac::codeAlfFlag ( UInt uiCode )
2146	{
2147	UInt uiSymbol = ( ( uiCode == 0 ) ? 0 : 1 );
2148	m_pcBinIf->encodeBin( uiSymbol, m_cALFFlagSCModel.get( 0, 0, 0 ) );
2149	}
2150
2151	Void TEncSbac::codeAlfCtrlFlag( UInt uiSymbol )
2152	{
2153	m_pcBinIf->encodeBin( uiSymbol, m_cCUAlfCtrlFlagSCModel.get( 0, 0, 0) );
2154	}
2155
2156	Void TEncSbac::codeAlfUvlc ( UInt uiCode )
2157	{
2158	Int i;
2159
2160	if ( uiCode == 0 )
2161	{
2162	m_pcBinIf->encodeBin( 0, m_cALFUvlcSCModel.get( 0, 0, 0 ) );
2163	}
2164	else
2165	{
2166	m_pcBinIf->encodeBin( 1, m_cALFUvlcSCModel.get( 0, 0, 0 ) );
2167	for ( i=0; i<uiCode-1; i++ )
2168	{
2169	m_pcBinIf->encodeBin( 1, m_cALFUvlcSCModel.get( 0, 0, 1 ) );
2170	}
2171	m_pcBinIf->encodeBin( 0, m_cALFUvlcSCModel.get( 0, 0, 1 ) );
2172	}
2173	}
2174
2175	Void TEncSbac::codeAlfSvlc ( Int iCode )
2176	{
2177	Int i;
2178
2179	if ( iCode == 0 )
2180	{
2181	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 0 ) );
2182	}
2183	else
2184	{
2185	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 0 ) );
2186
2187	// write sign
2188	if ( iCode > 0 )
2189	{
2190	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 1 ) );
2191	}
2192	else
2193	{
2194	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 1 ) );
2195	iCode = -iCode;
2196	}
2197
2198	// write magnitude
2199	for ( i=0; i<iCode-1; i++ )
2200	{
2201	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 2 ) );
2202	}
2203	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 2 ) );
2204	}
2205	}
2206
2207	Void TEncSbac::codeSaoFlag ( UInt uiCode )
2208	{
2209	UInt uiSymbol = ( ( uiCode == 0 ) ? 0 : 1 );
2210	m_pcBinIf->encodeBin( uiSymbol, m_cSaoFlagSCModel.get( 0, 0, 0 ) );
2211	}
2212
2213	Void TEncSbac::codeSaoUvlc ( UInt uiCode )
2214	{
2215	Int i;
2216
2217	if ( uiCode == 0 )
2218	{
2219	m_pcBinIf->encodeBin( 0, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
2220	}
2221	else
2222	{
2223	m_pcBinIf->encodeBin( 1, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
2224	for ( i=0; i<uiCode-1; i++ )
2225	{
2226	m_pcBinIf->encodeBin( 1, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
2227	}
2228	m_pcBinIf->encodeBin( 0, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
2229	}
2230	}
2231
2232	Void TEncSbac::codeSaoSvlc ( Int iCode )
2233	{
2234	Int i;
2235
2236	if ( iCode == 0 )
2237	{
2238	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
2239	}
2240	else
2241	{
2242	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
2243
2244	// write sign
2245	if ( iCode > 0 )
2246	{
2247	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
2248	}
2249	else
2250	{
2251	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
2252	iCode = -iCode;
2253	}
2254
2255	// write magnitude
2256	for ( i=0; i<iCode-1; i++ )
2257	{
2258	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
2259	}
2260	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
2261	}
2262	}
2263	#if SAO_UNIT_INTERLEAVING
2264	/** Code SAO band position
2265	* \param uiCode
2266	*/
2267	Void TEncSbac::codeSaoUflc ( UInt uiCode )
2268	{
2269	for (Int i=0;i<5;i++)
2270	{
2271	m_pcBinIf->encodeBinEP ( (uiCode>>i) &0x01 );
2272	}
2273	}
2274	/** Code SAO merge left flag
2275	* \param uiCode
2276	* \param uiCompIdx
2277	*/
2278	Void TEncSbac::codeSaoMergeLeft ( UInt uiCode, UInt uiCompIdx )
2279	{
2280	if (uiCode == 0)
2281	{
2282	m_pcBinIf->encodeBin(0, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ));
2283	}
2284	else
2285	{
2286	m_pcBinIf->encodeBin(1, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ));
2287	}
2288	}
2289	/** Code SAO merge up flag
2290	* \param uiCode
2291	*/
2292	Void TEncSbac::codeSaoMergeUp ( UInt uiCode)
2293	{
2294	if (uiCode == 0)
2295	{
2296	m_pcBinIf->encodeBin(0, m_cSaoMergeUpSCModel.get( 0, 0, 0 ));
2297	}
2298	else
2299	{
2300	m_pcBinIf->encodeBin(1, m_cSaoMergeUpSCModel.get( 0, 0, 0 ));
2301	}
2302	}
2303	/** Code SAO type index
2304	* \param uiCode
2305	*/
2306	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
2307	{
2308	Int i;
2309	if ( uiCode == 0 )
2310	{
2311	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2312	}
2313	else
2314	{
2315	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2316	for ( i=0; i<uiCode-1; i++ )
2317	{
2318	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2319	}
2320	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2321	}
2322	}
2323	#endif
2324	/*!
2325	****************************************************************************
2326	* \brief
2327	* estimate bit cost for CBP, significant map and significant coefficients
2328	****************************************************************************
2329	*/
2330	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2331	{
2332	estCBFBit( pcEstBitsSbac, 0, eTType );
2333
2334	estSignificantCoeffGroupMapBit( pcEstBitsSbac, 0, eTType );
2335
2336	// encode significance map
2337	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
2338
2339	// encode significant coefficients
2340	estSignificantCoefficientsBit( pcEstBitsSbac, 0, eTType );
2341	}
2342
2343	/*!
2344	****************************************************************************
2345	* \brief
2346	* estimate bit cost for each CBP bit
2347	****************************************************************************
2348	*/
2349	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2350	{
2351	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
2352
2353	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
2354	{
2355	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2356	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2357	}
2358
2359	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
2360
2361	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
2362	{
2363	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2364	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2365	}
2366	}
2367
2368
2369	/*!
2370	****************************************************************************
2371	* \brief
2372	* estimate SAMBAC bit cost for significant coefficient group map
2373	****************************************************************************
2374	*/
2375	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2376	{
2377	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
2378
2379	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2380	{
2381	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2382	{
2383	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
2384	}
2385	}
2386	}
2387
2388
2389	/*!
2390	****************************************************************************
2391	* \brief
2392	* estimate SAMBAC bit cost for significant coefficient map
2393	****************************************************************************
2394	*/
2395	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2396	{
2397	Int firstCtx = 0, numCtx = (eTType == TEXT_LUMA) ? 9 : 6;
2398	if (std::max(width, height) >= 16)
2399	{
2400	firstCtx = (eTType == TEXT_LUMA) ? 20 : 17;
2401	numCtx = (eTType == TEXT_LUMA) ? 7 : 4;
2402	}
2403	else if (width == 8)
2404	{
2405	firstCtx = (eTType == TEXT_LUMA) ? 9 : 6;
2406	numCtx = 11;
2407	}
2408
2409	if (eTType == TEXT_LUMA )
2410	{
2411	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2412	{
2413	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2414	{
2415	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2416	}
2417	}
2418	}
2419	else
2420	{
2421	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2422	{
2423	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2424	{
2425	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2426	}
2427	}
2428	}
2429	Int iBitsX = 0, iBitsY = 0;
2430	const UInt *puiCtxIdx;
2431	Int ctx;
2432	#if LAST_CTX_REDUCTION
2433	Int widthCtx = eTType? 4 : width;
2434	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ widthCtx ]*(g_aucConvertToBit[ widthCtx ]+3));
2435	#else
2436	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ width ]*(g_aucConvertToBit[ width ]+3));
2437	#endif
2438	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2439	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2440	{
2441	Int ctxOffset = puiCtxIdx[ ctx ];
2442	#if LAST_CTX_REDUCTION
2443	if (eTType)
2444	{
2445	Int ctxOffsetC = ctx>>g_aucConvertToBit[ width ];
2446	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffsetC ].getEntropyBits( 0 );
2447	iBitsX += pCtxX[ ctxOffsetC].getEntropyBits( 1 );
2448	}
2449	else
2450	{
2451	#endif
2452	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2453	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2454	#if LAST_CTX_REDUCTION
2455	}
2456	#endif
2457	}
2458	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2459
2460	#if LAST_CTX_REDUCTION
2461	Int heightCtx = eTType? 4 : height;
2462	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ heightCtx ]*(g_aucConvertToBit[ heightCtx ]+3));
2463	#else
2464	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ height ]*(g_aucConvertToBit[ height ]+3));
2465	#endif
2466	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2467	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2468	{
2469	Int ctxOffset = puiCtxIdx[ ctx ];
2470	#if LAST_CTX_REDUCTION
2471	if (eTType)
2472	{
2473	Int ctxOffsetC = ctx>>g_aucConvertToBit[ height ];
2474	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffsetC ].getEntropyBits( 0 );
2475	iBitsY += pCtxY[ctxOffsetC].getEntropyBits( 1 );
2476	}
2477	else
2478	{
2479	#endif
2480	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2481	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2482	#if LAST_CTX_REDUCTION
2483	}
2484	#endif
2485	}
2486	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2487	}
2488
2489	/*!
2490	****************************************************************************
2491	* \brief
2492	* estimate bit cost of significant coefficient
2493	****************************************************************************
2494	*/
2495	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2496	{
2497	if (eTType==TEXT_LUMA)
2498	{
2499	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2500	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2501
2502	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2503	{
2504	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2505	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2506	}
2507
2508	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2509	{
2510	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2511	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2512	}
2513	}
2514	else
2515	{
2516	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2517	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2518
2519	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; ctxIdx++)
2520	{
2521	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2522	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2523	}
2524
2525	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_CHROMA; ctxIdx++)
2526	{
2527	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2528	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2529	}
2530	}
2531	}
2532
2533	/**
2534	- Initialize our context information from the nominated source.
2535	.
2536	\param pSrc From where to copy context information.
2537	*/
2538	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2539	{
2540	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2541	}
2542
2543	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2544	{
2545	this->xCopyContextsFrom(pScr);
2546	}
2547
2548	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX \|\| (LGE_EDGE_INTRA_A0070 && LGE_EDGE_INTRA_DELTA_DC)
2549	Void TEncSbac::xWriteExGolombLevel( UInt uiSymbol, ContextModel& rcSCModel )
2550	{
2551	if( uiSymbol )
2552	{
2553	m_pcBinIf->encodeBin( 1, rcSCModel );
2554	UInt uiCount = 0;
2555	Bool bNoExGo = (uiSymbol < 13);
2556
2557	while( --uiSymbol && ++uiCount < 13 )
2558	{
2559	m_pcBinIf->encodeBin( 1, rcSCModel );
2560	}
2561	if( bNoExGo )
2562	{
2563	m_pcBinIf->encodeBin( 0, rcSCModel );
2564	}
2565	else
2566	{
2567	xWriteEpExGolomb( uiSymbol, 0 );
2568	}
2569	}
2570	else
2571	{
2572	m_pcBinIf->encodeBin( 0, rcSCModel );
2573	}
2574
2575	return;
2576	}
2577	#endif
2578	#if HHI_DMM_WEDGE_INTRA
2579	Void TEncSbac::xCodeWedgeFullInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2580	{
2581	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2582	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2583
2584	UInt uiTabIdx = pcCU->getWedgeFullTabIdx( uiAbsPartIdx );
2585
2586	for ( Int i = 0; i < iBits; i++ )
2587	{
2588	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 0) );
2589	}
2590	}
2591
2592	Void TEncSbac::xCodeWedgeFullDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2593	{
2594	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2595	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2596
2597	UInt uiTabIdx = pcCU->getWedgeFullTabIdx( uiAbsPartIdx );
2598
2599	for ( Int i = 0; i < iBits; i++ )
2600	{
2601	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 0) );
2602	}
2603
2604	Int iDeltaDC1 = pcCU->getWedgeFullDeltaDC1( uiAbsPartIdx );
2605	Int iDeltaDC2 = pcCU->getWedgeFullDeltaDC2( uiAbsPartIdx );
2606
2607	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2608	if ( iDeltaDC1 != 0 )
2609	{
2610	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2611	m_pcBinIf->encodeBinEP( uiSign );
2612	}
2613	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2614	if ( iDeltaDC2 != 0 )
2615	{
2616	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2617	m_pcBinIf->encodeBinEP( uiSign );
2618	}
2619	}
2620
2621	Void TEncSbac::xCodeWedgePredDirInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2622	{
2623	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2624	{
2625	Int iDeltaEnd = pcCU->getWedgePredDirDeltaEnd( uiAbsPartIdx );
2626	m_pcBinIf->encodeBin( (iDeltaEnd!=0), m_cDmmDataSCModel.get(0, 0, 2) );
2627
2628	if( iDeltaEnd != 0 )
2629	{
2630	UInt uiAbsValMinus1 = abs(iDeltaEnd)-1;
2631	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmmDataSCModel.get(0, 0, 2) );
2632	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmmDataSCModel.get(0, 0, 2) );
2633
2634	UInt uiSign = iDeltaEnd > 0 ? 0 : 1;
2635	m_pcBinIf->encodeBinEP( uiSign );
2636	}
2637	}
2638	}
2639
2640	Void TEncSbac::xCodeWedgePredDirDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2641	{
2642	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2643	{
2644	Int iDeltaEnd = pcCU->getWedgePredDirDeltaEnd( uiAbsPartIdx );
2645	m_pcBinIf->encodeBin( (iDeltaEnd!=0), m_cDmmDataSCModel.get(0, 0, 2) );
2646
2647	if( iDeltaEnd != 0 )
2648	{
2649	UInt uiAbsValMinus1 = abs(iDeltaEnd)-1;
2650	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmmDataSCModel.get(0, 0, 2) );
2651	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmmDataSCModel.get(0, 0, 2) );
2652
2653	UInt uiSign = iDeltaEnd > 0 ? 0 : 1;
2654	m_pcBinIf->encodeBinEP( uiSign );
2655	}
2656	}
2657
2658	Int iDeltaDC1 = pcCU->getWedgePredDirDeltaDC1( uiAbsPartIdx );
2659	Int iDeltaDC2 = pcCU->getWedgePredDirDeltaDC2( uiAbsPartIdx );
2660
2661	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2662	if ( iDeltaDC1 != 0 )
2663	{
2664	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2665	m_pcBinIf->encodeBinEP( uiSign );
2666	}
2667	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2668	if ( iDeltaDC2 != 0 )
2669	{
2670	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2671	m_pcBinIf->encodeBinEP( uiSign );
2672	}
2673	}
2674	#endif
2675	#if HHI_DMM_PRED_TEX
2676	#if LGE_DMM3_SIMP_C0044
2677	Void TEncSbac::xCodeWedgePredTexInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2678	{
2679	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2680	Int iBits = g_aucWedgeTexPredBitsListIdx[iIntraIdx];
2681
2682	UInt uiTabIdx = pcCU->getWedgePredTexIntraTabIdx( uiAbsPartIdx );
2683
2684	for ( Int i = 0; i < iBits; i++ )
2685	{
2686	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 3) );
2687	}
2688	}
2689	#endif
2690
2691	Void TEncSbac::xCodeWedgePredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2692	{
2693	#if LGE_DMM3_SIMP_C0044
2694	xCodeWedgePredTexInfo( pcCU, uiAbsPartIdx );
2695	#endif
2696	Int iDeltaDC1 = pcCU->getWedgePredTexDeltaDC1( uiAbsPartIdx );
2697	Int iDeltaDC2 = pcCU->getWedgePredTexDeltaDC2( uiAbsPartIdx );
2698
2699	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2700	if ( iDeltaDC1 != 0 )
2701	{
2702	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2703	m_pcBinIf->encodeBinEP( uiSign );
2704	}
2705	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2706	if ( iDeltaDC2 != 0 )
2707	{
2708	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2709	m_pcBinIf->encodeBinEP( uiSign );
2710	}
2711	}
2712
2713	Void TEncSbac::xCodeContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2714	{
2715	Int iDeltaDC1 = pcCU->getContourPredTexDeltaDC1( uiAbsPartIdx );
2716	Int iDeltaDC2 = pcCU->getContourPredTexDeltaDC2( uiAbsPartIdx );
2717
2718	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2719	if ( iDeltaDC1 != 0 )
2720	{
2721	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2722	m_pcBinIf->encodeBinEP( uiSign );
2723	}
2724	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2725	if ( iDeltaDC2 != 0 )
2726	{
2727	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2728	m_pcBinIf->encodeBinEP( uiSign );
2729	}
2730	}
2731	#endif
2732
2733	#if RWTH_SDC_DLT_B0036
2734	Void TEncSbac::codeSDCPredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
2735	{
2736	assert( pcCU->getSlice()->getSPS()->isDepth() );
2737	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
2738	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2739
2740	UInt uiPredMode = pcCU->getLumaIntraDir(uiAbsPartIdx);
2741	UInt uiCtx = 0;
2742
2743	UInt uiMPModeIdx = 0;
2744
2745	for(Int i=0; i<RWTH_SDC_NUM_PRED_MODES-1; i++)
2746	{
2747	UInt uiBit = (uiPredMode == g_auiSDCPredModes[uiMPModeIdx]) ? 1 : 0;
2748	m_pcBinIf->encodeBin( uiBit, m_cSDCPredModeSCModel.get( 0, i, uiCtx ) );
2749
2750	// if mode is most probable mode, we are done here
2751	if ( uiBit == 1 )
2752	break;
2753
2754	// else: get next most probable pred mode
2755	uiMPModeIdx = (uiMPModeIdx+1)%RWTH_SDC_NUM_PRED_MODES;
2756	}
2757
2758	#if HHI_DMM_WEDGE_INTRA
2759	if( uiPredMode == DMM_WEDGE_FULL_IDX ) { xCodeWedgeFullInfo ( pcCU, uiAbsPartIdx ); }
2760	if( uiPredMode == DMM_WEDGE_PREDDIR_IDX ) { xCodeWedgePredDirInfo ( pcCU, uiAbsPartIdx ); }
2761	#endif
2762
2763	AOF(uiPredMode == g_auiSDCPredModes[uiMPModeIdx]);
2764	}
2765
2766	Void TEncSbac::codeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2767	{
2768	// get context function is here
2769	UInt uiSymbol = pcCU->getSDCFlag( uiAbsPartIdx ) ? 1 : 0;
2770	UInt uiCtxSDCFlag = pcCU->getCtxSDCFlag( uiAbsPartIdx );
2771	m_pcBinIf->encodeBin( uiSymbol, m_cSDCFlagSCModel.get( 0, 0, uiCtxSDCFlag ) );
2772
2773	}
2774
2775	Void TEncSbac::codeSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment )
2776	{
2777	assert( pcCU->getSlice()->getSPS()->isDepth() );
2778	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
2779	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2780	assert( uiSegment < 2 );
2781
2782	Pel segmentDCOffset = pcCU->getSDCSegmentDCOffset(uiSegment, uiAbsPartIdx);
2783
2784	UInt uiResidual = segmentDCOffset == 0 ? 0 : 1;
2785	UInt uiSign = segmentDCOffset < 0 ? 1 : 0;
2786	UInt uiAbsIdx = abs(segmentDCOffset);
2787	UInt uiBit = 0;
2788
2789	UInt uiMaxResidualBits = GetBitsPerDepthValue();
2790	assert( uiMaxResidualBits <= g_uiBitDepth );
2791
2792	// residual flag
2793	m_pcBinIf->encodeBin( uiResidual, m_cSDCResidualFlagSCModel.get( 0, uiSegment, 0 ) ); //TODO depthmap: more sophisticated context selection
2794
2795	if (uiResidual)
2796	{
2797	// encode sign bit of residual
2798	m_pcBinIf->encodeBin( uiSign, m_cSDCResidualSignFlagSCModel.get( 0, uiSegment, 0 ) ); //TODO depthmap: more sophisticated context selection
2799
2800	assert(uiAbsIdx < GetNumDepthValues());
2801
2802	// encode residual magnitude
2803	uiAbsIdx -= 1;
2804	for (Int i=0; i<uiMaxResidualBits; i++)
2805	{
2806	uiBit = (uiAbsIdx & (1<<i))>>i;
2807
2808	m_pcBinIf->encodeBin( uiBit, m_cSDCResidualSCModel.get( 0, uiSegment, i ) ); //TODO depthmap: more sophisticated context selection
2809	}
2810
2811	}
2812	}
2813	#endif
2814	//! \}

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

JCT-3V 3D-HEVC

Context navigation

source: 3DVCSoftware/branches/HTM-5.1-dev1-LG-Fix/source/Lib/TLibEncoder/TEncSbac.cpp @ 1314

Download in other formats: