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source: 3DVCSoftware/branches/HTM-6.2-dev0/source/Lib/TLibEncoder/TEncSbac.cpp @ 431

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1	/* The copyright in this software is being made available under the BSD
2	* License, included below. This software may be subject to other third party
3	* and contributor rights, including patent rights, and no such rights are
4	* granted under this license.
5	*
6	* Copyright (c) 2010-2012, ITU/ISO/IEC
7	* All rights reserved.
8	*
9	* Redistribution and use in source and binary forms, with or without
10	* modification, are permitted provided that the following conditions are met:
11	*
12	* * Redistributions of source code must retain the above copyright notice,
13	* this list of conditions and the following disclaimer.
14	* * Redistributions in binary form must reproduce the above copyright notice,
15	* this list of conditions and the following disclaimer in the documentation
16	* and/or other materials provided with the distribution.
17	* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18	* be used to endorse or promote products derived from this software without
19	* specific prior written permission.
20	*
21	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25	* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31	* THE POSSIBILITY OF SUCH DAMAGE.
32	*/
33
34	/** \file 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 H3D_IVRP
73	, m_cResPredFlagSCModel ( 1, 1, NUM_RES_PRED_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
74	#endif
75	#if QC_ARP_D0177
76	, m_cCUPUARPW ( 1, 1, NUM_ARPW_CTX , m_contextModels + m_numContextModels, m_numContextModels)
77	#endif
78	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
79	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
80	, m_cCUAlfCtrlFlagSCModel ( 1, 1, NUM_ALF_CTRL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
81	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
82	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
83	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
84	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
85	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
86	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
87	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
90	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
91	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
92	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
94	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
95	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
96	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
97	, m_cALFFlagSCModel ( 1, 1, NUM_ALF_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
98	, m_cALFUvlcSCModel ( 1, 1, NUM_ALF_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
99	, m_cALFSvlcSCModel ( 1, 1, NUM_ALF_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
100	, m_cCUAMPSCModel ( 1, 1, NUM_CU_AMP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
101	#if LGE_SAO_MIGRATION_D0091
102	, m_cSaoMergeSCModel ( 1, 1, NUM_SAO_MERGE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
103	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
104	#else
105	, m_cSaoFlagSCModel ( 1, 1, NUM_SAO_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
106	, m_cSaoUvlcSCModel ( 1, 1, NUM_SAO_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
107	, m_cSaoSvlcSCModel ( 1, 1, NUM_SAO_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
108	, m_cSaoMergeLeftSCModel ( 1, 1, NUM_SAO_MERGE_LEFT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
109	, m_cSaoMergeUpSCModel ( 1, 1, NUM_SAO_MERGE_UP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
110	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
111	#endif
112	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
113	, m_cDmmFlagSCModel ( 1, 1, NUM_DMM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
114	, m_cDmmModeSCModel ( 1, 1, NUM_DMM_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
115	, m_cDmmDataSCModel ( 1, 1, NUM_DMM_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
116	#endif
117	#if LGE_EDGE_INTRA_A0070
118	, m_cEdgeIntraSCModel ( 1, 1, NUM_EDGE_INTRA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
119	#if LGE_EDGE_INTRA_DELTA_DC
120	, m_cEdgeIntraDeltaDCSCModel ( 1, 1, NUM_EDGE_INTRA_DELTA_DC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
121	#endif
122	#endif
123	#if RWTH_SDC_DLT_B0036
124	, m_cSDCFlagSCModel ( 1, 1, SDC_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
125	, m_cSDCResidualFlagSCModel ( 1, 2, SDC_NUM_RESIDUAL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
126	, m_cSDCResidualSignFlagSCModel ( 1, 2, SDC_NUM_SIGN_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
127	, m_cSDCResidualSCModel ( 1, 2, SDC_NUM_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels)
128	, m_cSDCPredModeSCModel ( 1, 3, SDC_NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
129	#endif
130	{
131	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
132	m_iSliceGranularity = 0;
133	}
134
135	TEncSbac::~TEncSbac()
136	{
137	}
138
139	// ====================================================================================================================
140	// Public member functions
141	// ====================================================================================================================
142
143	Void TEncSbac::resetEntropy ()
144	{
145	Int iQp = m_pcSlice->getSliceQp();
146	SliceType eSliceType = m_pcSlice->getSliceType();
147
148	#if CABAC_INIT_FLAG
149	Int encCABACTableIdx = m_pcSlice->getPPS()->getEncCABACTableIdx();
150	if (!m_pcSlice->isIntra() && (encCABACTableIdx==B_SLICE \|\| encCABACTableIdx==P_SLICE) && m_pcSlice->getPPS()->getCabacInitPresentFlag())
151	{
152	eSliceType = (SliceType) encCABACTableIdx;
153	}
154	#endif
155
156	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
157
158	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
159	#if LGE_ILLUCOMP_B0045
160	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
161	#endif
162	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
163	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
164	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
165	#if H3D_IVRP
166	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
167	#endif
168	#if QC_ARP_D0177
169	m_cCUPUARPW.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
170	#endif
171	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
172	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
173	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
174	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
175	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
176	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
177	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
178	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
179	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
180	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
181	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
182	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
183	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
184	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
185	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
186	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
187	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
188	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
189	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
190	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
191	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
192	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
193	#if LGE_SAO_MIGRATION_D0091
194	m_cSaoMergeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_FLAG );
195	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
196	#else
197	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
198	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
199	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
200	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
201	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
202	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
203	#endif
204	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
205	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
206	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
207	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
208	#endif
209	#if LGE_EDGE_INTRA_A0070
210	m_cEdgeIntraSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_EDGE_INTRA );
211	#if LGE_EDGE_INTRA_DELTA_DC
212	m_cEdgeIntraDeltaDCSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_EDGE_INTRA_DELTA_DC );
213	#endif
214	#endif
215	#if RWTH_SDC_DLT_B0036
216	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
217	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
218	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
219	m_cSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_SIGN_FLAG );
220	m_cSDCPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_PRED_MODE );
221	#endif
222
223	// new structure
224	m_uiLastQp = iQp;
225
226	m_pcBinIf->start();
227
228	return;
229	}
230
231	#if CABAC_INIT_FLAG
232	/** The function does the following:
233	* If current slice type is P/B then it determines the distance of initialisation type 1 and 2 from the current CABAC states and
234	* stores the index of the closest table. This index is used for the next P/B slice when cabac_init_present_flag is true.
235	*/
236	Void TEncSbac::determineCabacInitIdx()
237	{
238	Int qp = m_pcSlice->getSliceQp();
239
240	if (!m_pcSlice->isIntra())
241	{
242	SliceType aSliceTypeChoices[] = {B_SLICE, P_SLICE};
243
244	UInt bestCost = MAX_UINT;
245	SliceType bestSliceType = aSliceTypeChoices[0];
246	for (UInt idx=0; idx<2; idx++)
247	{
248	UInt curCost = 0;
249	SliceType curSliceType = aSliceTypeChoices[idx];
250
251	curCost = m_cCUSplitFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SPLIT_FLAG );
252	curCost += m_cCUSkipFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SKIP_FLAG );
253	#if LGE_ILLUCOMP_B0045
254	curCost += m_cCUICFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_IC_FLAG );
255	#endif
256	curCost += m_cCUAlfCtrlFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_CTRL_FLAG );
257	curCost += m_cCUMergeFlagExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT);
258	curCost += m_cCUMergeIdxExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_IDX_EXT);
259	#if H3D_IVRP
260	curCost += m_cResPredFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_RES_PRED_FLAG);
261	#endif
262	curCost += m_cCUPartSizeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PART_SIZE );
263	curCost += m_cCUAMPSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CU_AMP_POS );
264	curCost += m_cCUPredModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PRED_MODE );
265	curCost += m_cCUIntraPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
266	curCost += m_cCUChromaPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
267	curCost += m_cCUInterDirSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTER_DIR );
268	curCost += m_cCUMvdSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVD );
269	curCost += m_cCURefPicSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_REF_PIC );
270	curCost += m_cCUDeltaQpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DQP );
271	curCost += m_cCUQtCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_CBF );
272	curCost += m_cCUQtRootCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
273	curCost += m_cCUSigCoeffGroupSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
274	curCost += m_cCUSigSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_FLAG );
275	curCost += m_cCuCtxLastX.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
276	curCost += m_cCuCtxLastY.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
277	curCost += m_cCUOneSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ONE_FLAG );
278	curCost += m_cCUAbsSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ABS_FLAG );
279	curCost += m_cMVPIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVP_IDX );
280	curCost += m_cALFFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_FLAG );
281	curCost += m_cALFUvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_UVLC );
282	curCost += m_cALFSvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_SVLC );
283	curCost += m_cCUTransSubdivFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
284	#if LGE_SAO_MIGRATION_D0091
285	curCost += m_cSaoMergeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_FLAG );
286	curCost += m_cSaoTypeIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
287	#else
288	curCost += m_cSaoFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_FLAG );
289	curCost += m_cSaoUvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_UVLC );
290	curCost += m_cSaoSvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_SVLC );
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 H3D_IVRP
332	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
333	#endif
334	#if QC_ARP_D0177
335	m_cCUPUARPW.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
336	#endif
337	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
338	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
339	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
340	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
341	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
342	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
343	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
344	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
345	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
346	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
347	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
348	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
349	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
350	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
351	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
352	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
353	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
354	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
355	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
356	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
357	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
358	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
359	#if LGE_SAO_MIGRATION_D0091
360	m_cSaoMergeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_FLAG );
361	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
362	#else
363	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
364	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
365	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
366	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
367	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
368	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
369	#endif
370	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
371	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
372	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
373	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
374	#endif
375	#if RWTH_SDC_DLT_B0036
376	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
377	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
378	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
379	m_cSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_SIGN_FLAG );
380	m_cSDCPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_PRED_MODE );
381	#endif
382
383	m_pcBinIf->start();
384	}
385
386	Void TEncSbac::writeTileMarker( UInt uiTileIdx, UInt uiBitsUsed )
387	{
388	for (Int iShift=uiBitsUsed-1; iShift>=0; iShift--)
389	{
390	m_pcBinIf->encodeBinEP ( (uiTileIdx & (1 << iShift)) >> iShift );
391	}
392	}
393
394	void TEncSbac::codeSEI(const SEI&)
395	{
396	assert(0);
397	}
398
399	#if VIDYO_VPS_INTEGRATION\|QC_MVHEVC_B0046
400	Void TEncSbac::codeVPS( TComVPS* pcVPS )
401	{
402	assert (0);
403	return;
404	}
405	#endif
406
407	#if HHI_MPI \|\| H3D_QTL
408	Void TEncSbac::codeSPS( TComSPS* pcSPS, Bool bIsDepth )
409	#else
410	Void TEncSbac::codeSPS( TComSPS* pcSPS )
411	#endif
412	{
413	assert (0);
414	return;
415	}
416
417	Void TEncSbac::codePPS( TComPPS* pcPPS )
418	{
419	assert (0);
420	return;
421	}
422
423	Void TEncSbac::codeSliceHeader( TComSlice* pcSlice )
424	{
425	assert (0);
426	return;
427	}
428
429	Void TEncSbac::codeTilesWPPEntryPoint( TComSlice* pSlice )
430	{
431	assert (0);
432	return;
433	}
434
435	Void TEncSbac::codeTerminatingBit( UInt uilsLast )
436	{
437	m_pcBinIf->encodeBinTrm( uilsLast );
438	}
439
440	Void TEncSbac::codeSliceFinish()
441	{
442	m_pcBinIf->finish();
443	}
444
445	Void TEncSbac::codeFlush()
446	{
447	m_pcBinIf->flush();
448	}
449
450	Void TEncSbac::encodeStart()
451	{
452	m_pcBinIf->start();
453	}
454
455	Void TEncSbac::xWriteUnarySymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset )
456	{
457	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[0] );
458
459	if( 0 == uiSymbol)
460	{
461	return;
462	}
463
464	while( uiSymbol-- )
465	{
466	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ iOffset ] );
467	}
468
469	return;
470	}
471
472	Void TEncSbac::xWriteUnaryMaxSymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
473	{
474	if (uiMaxSymbol == 0)
475	{
476	return;
477	}
478
479	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ 0 ] );
480
481	if ( uiSymbol == 0 )
482	{
483	return;
484	}
485
486	Bool bCodeLast = ( uiMaxSymbol > uiSymbol );
487
488	while( --uiSymbol )
489	{
490	m_pcBinIf->encodeBin( 1, pcSCModel[ iOffset ] );
491	}
492	if( bCodeLast )
493	{
494	m_pcBinIf->encodeBin( 0, pcSCModel[ iOffset ] );
495	}
496
497	return;
498	}
499
500	Void TEncSbac::xWriteEpExGolomb( UInt uiSymbol, UInt uiCount )
501	{
502	UInt bins = 0;
503	Int numBins = 0;
504
505	while( uiSymbol >= (UInt)(1<<uiCount) )
506	{
507	bins = 2 * bins + 1;
508	numBins++;
509	uiSymbol -= 1 << uiCount;
510	uiCount ++;
511	}
512	bins = 2 * bins + 0;
513	numBins++;
514
515	bins = (bins << uiCount) \| uiSymbol;
516	numBins += uiCount;
517
518	assert( numBins <= 32 );
519	m_pcBinIf->encodeBinsEP( bins, numBins );
520	}
521
522	/** Coding of coeff_abs_level_minus3
523	* \param uiSymbol value of coeff_abs_level_minus3
524	* \param ruiGoRiceParam reference to Rice parameter
525	* \returns Void
526	*/
527	Void TEncSbac::xWriteGoRiceExGolomb( UInt uiSymbol, UInt &ruiGoRiceParam )
528	{
529	UInt uiMaxVlc = g_auiGoRiceRange[ ruiGoRiceParam ];
530	Bool bExGolomb = ( uiSymbol > uiMaxVlc );
531	UInt uiCodeWord = min<UInt>( uiSymbol, ( uiMaxVlc + 1 ) );
532	UInt uiQuotient = uiCodeWord >> ruiGoRiceParam;
533	UInt uiMaxPreLen = g_auiGoRicePrefixLen[ ruiGoRiceParam ];
534
535	UInt binValues;
536	Int numBins;
537
538	if ( uiQuotient >= uiMaxPreLen )
539	{
540	numBins = uiMaxPreLen;
541	binValues = ( 1 << numBins ) - 1;
542	}
543	else
544	{
545	numBins = uiQuotient + 1;
546	binValues = ( 1 << numBins ) - 2;
547	}
548
549	m_pcBinIf->encodeBinsEP( ( binValues << ruiGoRiceParam ) + uiCodeWord - ( uiQuotient << ruiGoRiceParam ), numBins + ruiGoRiceParam );
550
551	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( uiSymbol, 23 ) ];
552
553	if( bExGolomb )
554	{
555	uiSymbol -= uiMaxVlc + 1;
556	xWriteEpExGolomb( uiSymbol, 0 );
557	}
558	}
559
560	// SBAC RD
561	Void TEncSbac::load ( TEncSbac* pSrc)
562	{
563	this->xCopyFrom(pSrc);
564	}
565
566	Void TEncSbac::loadIntraDirModeLuma( TEncSbac* pSrc)
567	{
568	m_pcBinIf->copyState( pSrc->m_pcBinIf );
569
570	this->m_cCUIntraPredSCModel .copyFrom( &pSrc->m_cCUIntraPredSCModel );
571	}
572
573
574	Void TEncSbac::store( TEncSbac* pDest)
575	{
576	pDest->xCopyFrom( this );
577	}
578
579
580	Void TEncSbac::xCopyFrom( TEncSbac* pSrc )
581	{
582	m_pcBinIf->copyState( pSrc->m_pcBinIf );
583
584	this->m_uiCoeffCost = pSrc->m_uiCoeffCost;
585	this->m_uiLastQp = pSrc->m_uiLastQp;
586
587	memcpy( m_contextModels, pSrc->m_contextModels, m_numContextModels * sizeof( ContextModel ) );
588	}
589
590	#if H3D_IVMP
591	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList, Int iNum )
592	#else
593	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
594	#endif
595	{
596	Int iSymbol = pcCU->getMVPIdx(eRefList, uiAbsPartIdx);
597	#if H3D_IVMP
598	#else
599	Int iNum = AMVP_MAX_NUM_CANDS;
600	#endif
601
602	xWriteUnaryMaxSymbol(iSymbol, m_cMVPIdxSCModel.get(0), 1, iNum-1);
603	}
604
605	Void TEncSbac::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
606	{
607	PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx );
608
609	#if H3D_QTL
610	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
611	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
612	Bool bDepthMapDetect = (pcTexture != NULL);
613	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
614
615	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
616	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
617	{
618	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
619	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
620	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
621	if (pcTextureCU->getDepth(uiCUIdx) == uiDepth && pcTextureCU->getPartitionSize( uiCUIdx ) != SIZE_NxN)
622	{
623	assert( eSize == SIZE_2Nx2N );
624	return;
625	}
626	}
627	#endif
628
629	if ( pcCU->isIntra( uiAbsPartIdx ) )
630	{
631	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
632	{
633	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
634	}
635	return;
636	}
637
638	switch(eSize)
639	{
640	case SIZE_2Nx2N:
641	{
642	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
643	break;
644	}
645	case SIZE_2NxN:
646	case SIZE_2NxnU:
647	case SIZE_2NxnD:
648	{
649	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
650	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
651	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
652	{
653	if (eSize == SIZE_2NxN)
654	{
655	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
656	}
657	else
658	{
659	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
660	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
661	}
662	}
663	break;
664	}
665	case SIZE_Nx2N:
666	case SIZE_nLx2N:
667	case SIZE_nRx2N:
668	{
669	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
670	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
671	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
672	{
673	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
674	}
675	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
676	{
677	if (eSize == SIZE_Nx2N)
678	{
679	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
680	}
681	else
682	{
683	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
684	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
685	}
686	}
687	break;
688	}
689	case SIZE_NxN:
690	{
691	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
692	{
693	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
694	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
695	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
696	}
697	break;
698	}
699	default:
700	{
701	assert(0);
702	}
703	}
704	}
705
706	/** code prediction mode
707	* \param pcCU
708	* \param uiAbsPartIdx
709	* \returns Void
710	*/
711	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
712	{
713	#if RWTH_SDC_DLT_B0036
714	if ( pcCU->getSlice()->isIntra() )
715	{
716	assert( pcCU->isIntra(uiAbsPartIdx) );
717	return;
718	}
719	#endif
720
721	// get context function is here
722	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
723	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
724	}
725
726	Void TEncSbac::codeAlfCtrlFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
727	{
728	if (!m_bAlfCtrl)
729	return;
730
731	if( pcCU->getDepth(uiAbsPartIdx) > m_uiMaxAlfCtrlDepth && !pcCU->isFirstAbsZorderIdxInDepth(uiAbsPartIdx, m_uiMaxAlfCtrlDepth))
732	{
733	return;
734	}
735
736	const UInt uiSymbol = pcCU->getAlfCtrlFlag( uiAbsPartIdx ) ? 1 : 0;
737	m_pcBinIf->encodeBin( uiSymbol, *m_cCUAlfCtrlFlagSCModel.get( 0 ) );
738	}
739
740	Void TEncSbac::codeAlfCtrlDepth()
741	{
742	if (!m_bAlfCtrl)
743	return;
744
745	UInt uiDepth = m_uiMaxAlfCtrlDepth;
746	xWriteUnaryMaxSymbol(uiDepth, m_cALFUvlcSCModel.get(0), 1, g_uiMaxCUDepth-1);
747	}
748
749	/** code skip flag
750	* \param pcCU
751	* \param uiAbsPartIdx
752	* \returns Void
753	*/
754	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
755	{
756	// get context function is here
757	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
758	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
759	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
760	DTRACE_CABAC_VL( g_nSymbolCounter++ );
761	DTRACE_CABAC_T( "\tSkipFlag" );
762	DTRACE_CABAC_T( "\tuiCtxSkip: ");
763	DTRACE_CABAC_V( uiCtxSkip );
764	DTRACE_CABAC_T( "\tuiSymbol: ");
765	DTRACE_CABAC_V( uiSymbol );
766	DTRACE_CABAC_T( "\n");
767	}
768
769	#if LGE_ILLUCOMP_B0045
770	/** code Illumination Compensation flag
771	* \param pcCU
772	* \param uiAbsPartIdx
773	* \returns Void
774	*/
775	Void TEncSbac::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
776	{
777	// get context function is here
778	UInt uiSymbol = pcCU->getICFlag( uiAbsPartIdx ) ? 1 : 0;
779	UInt uiCtxIC = pcCU->getCtxICFlag( uiAbsPartIdx ) ;
780	m_pcBinIf->encodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, uiCtxIC ) );
781	DTRACE_CABAC_VL( g_nSymbolCounter++ );
782	DTRACE_CABAC_T( "\tICFlag" );
783	DTRACE_CABAC_T( "\tuiCtxIC: ");
784	DTRACE_CABAC_V( uiCtxIC );
785	DTRACE_CABAC_T( "\tuiSymbol: ");
786	DTRACE_CABAC_V( uiSymbol );
787	DTRACE_CABAC_T( "\n");
788	}
789	#endif
790
791	/** code merge flag
792	* \param pcCU
793	* \param uiAbsPartIdx
794	* \returns Void
795	*/
796	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
797	{
798	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
799	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
800
801	DTRACE_CABAC_VL( g_nSymbolCounter++ );
802	DTRACE_CABAC_T( "\tMergeFlag: " );
803	DTRACE_CABAC_V( uiSymbol );
804	DTRACE_CABAC_T( "\tAddress: " );
805	DTRACE_CABAC_V( pcCU->getAddr() );
806	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
807	DTRACE_CABAC_V( uiAbsPartIdx );
808	DTRACE_CABAC_T( "\n" );
809	}
810
811	/** code merge index
812	* \param pcCU
813	* \param uiAbsPartIdx
814	* \returns Void
815	*/
816	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
817	{
818	UInt uiNumCand = MRG_MAX_NUM_CANDS;
819	UInt uiUnaryIdx = pcCU->getMergeIndex( uiAbsPartIdx );
820	uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
821	#if HHI_MPI
822	const Bool bMVIAvailable = pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE;
823	if( bMVIAvailable )
824	{
825	const Bool bUseMVI = pcCU->getTextureModeDepth( uiAbsPartIdx ) != -1;
826	if( bUseMVI )
827	{
828	uiUnaryIdx = (UInt)HHI_MPI_MERGE_POS;
829	}
830	else if( (Int)uiUnaryIdx >= (Int)HHI_MPI_MERGE_POS )
831	{
832	uiUnaryIdx++;
833	}
834	}
835	#endif
836	if ( uiNumCand > 1 )
837	{
838	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
839	{
840	const UInt uiSymbol = ui == uiUnaryIdx ? 0 : 1;
841	if ( ui==0 )
842	{
843	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
844	}
845	else
846	{
847	m_pcBinIf->encodeBinEP( uiSymbol );
848	}
849	if( uiSymbol == 0 )
850	{
851	break;
852	}
853	}
854	}
855	DTRACE_CABAC_VL( g_nSymbolCounter++ );
856	DTRACE_CABAC_T( "\tparseMergeIndex()" );
857	DTRACE_CABAC_T( "\tuiMRGIdx= " );
858	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
859	DTRACE_CABAC_T( "\n" );
860	}
861
862	#if H3D_IVRP
863	Void
864	TEncSbac::codeResPredFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
865	{
866	UInt uiCtx = pcCU->getCtxResPredFlag( uiAbsPartIdx );
867	UInt uiSymbol = ( pcCU->getResPredFlag( uiAbsPartIdx ) ? 1 : 0 );
868	m_pcBinIf->encodeBin( uiSymbol, m_cResPredFlagSCModel.get( 0, 0, uiCtx ) );
869	}
870	#endif
871	#if QC_ARP_D0177
872	Void TEncSbac::codeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx )
873	{
874	Int nW = pcCU->getARPW( uiAbsPartIdx );
875	Int nMaxW = pcCU->getSlice()->getARPStepNum() - 1;
876	assert( 0 <= nW && nW <= nMaxW );
877	assert(nMaxW > 0);
878	if( nMaxW > 0 )
879	{
880	Int nOffset = pcCU->getCTXARPWFlag(uiAbsPartIdx);
881	assert( 0 <= nOffset && nOffset <= 2 );
882	Int nBinNum = nW + ( nW != nMaxW );
883	m_pcBinIf->encodeBin( nW != 0 , m_cCUPUARPW.get( 0, 0, 0 + nOffset ) );
884	if( nBinNum > 1 )
885	m_pcBinIf->encodeBin( nW == nMaxW , m_cCUPUARPW.get( 0, 0, 3 ) );
886	}
887	}
888	#endif
889	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
890	{
891	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
892	return;
893
894	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
895	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
896
897	assert( uiCtx < 3 );
898
899	#if H3D_QTL
900	Bool bCodeSplitFlag = true;
901
902	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
903	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
904	Bool bDepthMapDetect = (pcTexture != NULL);
905	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
906
907	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
908	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
909	{
910	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
911	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
912	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
913	bCodeSplitFlag = (pcTextureCU->getDepth(uiCUIdx) > uiDepth);
914	}
915
916	if(!bCodeSplitFlag)
917	{
918	assert(uiCurrSplitFlag == 0);
919	return;
920	}
921	#endif
922
923	m_pcBinIf->encodeBin( uiCurrSplitFlag, m_cCUSplitFlagSCModel.get( 0, 0, uiCtx ) );
924	DTRACE_CABAC_VL( g_nSymbolCounter++ )
925	DTRACE_CABAC_T( "\tSplitFlag\n" )
926	return;
927	}
928
929	Void TEncSbac::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
930	{
931	m_pcBinIf->encodeBin( uiSymbol, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiCtx ) );
932	DTRACE_CABAC_VL( g_nSymbolCounter++ )
933	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
934	DTRACE_CABAC_T( "\tsymbol=" )
935	DTRACE_CABAC_V( uiSymbol )
936	DTRACE_CABAC_T( "\tctx=" )
937	DTRACE_CABAC_V( uiCtx )
938	DTRACE_CABAC_T( "\n" )
939	}
940
941	#if LGE_EDGE_INTRA_A0070
942	Void TEncSbac::xCodeEdgeIntraInfo( TComDataCU* pcCU, UInt uiPartIdx )
943	{
944	UInt uiDepth = pcCU->getDepth( uiPartIdx ) + (pcCU->getPartitionSize( uiPartIdx ) == SIZE_NxN ? 1 : 0);
945	UInt uiCtxEdgeIntra = pcCU->getCtxEdgeIntra( uiPartIdx );
946	UChar* pucSymbolList = pcCU->getEdgeCode( uiPartIdx );
947	UChar ucEdgeNumber = pcCU->getEdgeNumber( uiPartIdx );
948	Bool bLeft = pcCU->getEdgeLeftFirst( uiPartIdx );
949	UChar ucStart = pcCU->getEdgeStartPos( uiPartIdx );
950	UInt uiSymbol;
951
952	// 1. Top(0) or Left(1)
953	uiSymbol = (bLeft == false) ? 0 : 1;
954	m_pcBinIf->encodeBinEP( uiSymbol );
955
956	// 2. Start position (lowest bit first)
957	uiSymbol = ucStart;
958	for( UInt ui = 6; ui > uiDepth; ui-- ) // 64(0)->6, 32(1)->5, 16(2)->4, 8(3)->3, 4(4)->2
959	{
960	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
961	uiSymbol >>= 1;
962	}
963
964	// 3. Number of edges
965	uiSymbol = ucEdgeNumber > 0 ? ucEdgeNumber - 1 : 0;
966	for( UInt ui = 7; ui > uiDepth; ui-- ) // 64(0)->7, 32(1)->6, 16(2)->5, 8(3)->4, 4(4)->3
967	{
968	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
969	uiSymbol >>= 1;
970	}
971
972	if(uiSymbol != 0)
973	{
974	printf(" ucEdgeNumber %d at depth %d\n",ucEdgeNumber, uiDepth);
975	assert(false);
976	}
977
978	// 4. Edges
979	for( Int iPtr2 = 0; iPtr2 < ucEdgeNumber; iPtr2++ )
980	{
981	UInt uiReorderSymbol = pucSymbolList[iPtr2];
982
983	//printf ("Ptr = %d, Symbol = %d\n", iPtr2, uiSymbol);
984
985	// Left-friendly direction (Top start)
986	// 0 ( 0deg) => 0
987	// 1 ( 45deg) => 10
988	// 2 ( -45deg) => 110
989	// 3 ( 90deg) => 1110
990	// 4 ( -90deg) => 11110
991	// 5 ( 135deg) => 111110
992	// 6 (-135deg) => 111111
993	// Right-friendly direction (Left start)
994	// 0 ( 0deg) => 0
995	// 2 ( -45deg) => 10
996	// 1 ( 45deg) => 110
997	// 4 ( -90deg) => 1110
998	// 3 ( 90deg) => 11110
999	// 6 (-135deg) => 111110
1000	// 5 ( 135deg) => 111111
1001
1002	// refer to a paper "An efficient chain code with Huffman coding"
1003
1004	for( UInt ui = 0; ui < uiReorderSymbol; ui++ )
1005	{
1006	m_pcBinIf->encodeBin( 1, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
1007	}
1008
1009	if( uiReorderSymbol != 6 )
1010	m_pcBinIf->encodeBin( 0, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
1011	}
1012	}
1013	#endif
1014
1015	Void TEncSbac::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx )
1016	{
1017	UInt uiDir = pcCU->getLumaIntraDir( uiAbsPartIdx );
1018
1019	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1020	if( pcCU->getSlice()->getSPS()->getUseDMM() && pcCU->getWidth( uiAbsPartIdx ) <= DMM_WEDGEMODEL_MAX_SIZE )
1021	{
1022	#if LGE_EDGE_INTRA_A0070
1023	m_pcBinIf->encodeBin( uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX, m_cDmmFlagSCModel.get(0, 0, 0) );
1024	#else
1025	m_pcBinIf->encodeBin( uiDir >= NUM_INTRA_MODE, m_cDmmFlagSCModel.get(0, 0, 0) );
1026	#endif
1027	}
1028	#if LGE_EDGE_INTRA_A0070
1029	if( uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX )
1030	#else
1031	if( uiDir >= NUM_INTRA_MODE )
1032	#endif
1033	{
1034	assert( pcCU->getWidth( uiAbsPartIdx ) <= DMM_WEDGEMODEL_MAX_SIZE );
1035	UInt uiDMMode = uiDir - NUM_INTRA_MODE;
1036
1037	#if HHI_DMM_WEDGE_INTRA && HHI_DMM_PRED_TEX
1038	m_pcBinIf->encodeBin( (uiDMMode & 0x01), m_cDmmModeSCModel.get(0, 0, 0) );
1039	m_pcBinIf->encodeBin( (uiDMMode & 0x02) >> 1, m_cDmmModeSCModel.get(0, 0, 0) );
1040
1041	if( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && pcCU->getWidth( uiAbsPartIdx ) > 4 )
1042	{
1043	m_pcBinIf->encodeBin( (uiDMMode & 0x04) >> 2, m_cDmmModeSCModel.get(0, 0, 0) );
1044	}
1045	#else
1046	m_pcBinIf->encodeBin( (uiDMMode & 0x01), m_cDmmModeSCModel.get(0, 0, 0) );
1047
1048	if( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && pcCU->getWidth( uiAbsPartIdx ) > 4 )
1049	{
1050	m_pcBinIf->encodeBin( (uiDMMode & 0x02) >> 1, m_cDmmModeSCModel.get(0, 0, 0) );
1051	}
1052	#endif
1053	#if HHI_DMM_WEDGE_INTRA
1054	if( uiDir == DMM_WEDGE_FULL_IDX ) { xCodeWedgeFullInfo ( pcCU, uiAbsPartIdx ); }
1055	if( uiDir == DMM_WEDGE_FULL_D_IDX ) { xCodeWedgeFullDeltaInfo ( pcCU, uiAbsPartIdx ); }
1056	if( uiDir == DMM_WEDGE_PREDDIR_IDX ) { xCodeWedgePredDirInfo ( pcCU, uiAbsPartIdx ); }
1057	if( uiDir == DMM_WEDGE_PREDDIR_D_IDX ) { xCodeWedgePredDirDeltaInfo ( pcCU, uiAbsPartIdx ); }
1058	#endif
1059	#if HHI_DMM_PRED_TEX
1060
1061	#if FLEX_CODING_ORDER_M23723
1062	if ( !pcCU->getSlice()->getSPS()->getUseDMM34() )
1063	{
1064	assert( uiDir != DMM_WEDGE_PREDTEX_D_IDX );
1065	assert( uiDir != DMM_CONTOUR_PREDTEX_D_IDX );
1066	}
1067	#endif
1068
1069	if( uiDir == DMM_WEDGE_PREDTEX_D_IDX ) { xCodeWedgePredTexDeltaInfo ( pcCU, uiAbsPartIdx ); }
1070	#if LGE_DMM3_SIMP_C0044
1071	if( uiDir == DMM_WEDGE_PREDTEX_IDX ) { xCodeWedgePredTexInfo ( pcCU, uiAbsPartIdx ); }
1072	#endif
1073	if( uiDir == DMM_CONTOUR_PREDTEX_D_IDX ) { xCodeContourPredTexDeltaInfo( pcCU, uiAbsPartIdx ); }
1074	#endif
1075	}
1076	else
1077	#if LGE_EDGE_INTRA_A0070
1078	if ( uiDir >= EDGE_INTRA_IDX)
1079	{
1080	m_pcBinIf->encodeBin( 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1081	m_pcBinIf->encodeBinsEP( 63, 6 );
1082	xCodeEdgeIntraInfo( pcCU, uiAbsPartIdx );
1083	#if LGE_EDGE_INTRA_DELTA_DC
1084	m_pcBinIf->encodeBin( (uiDir == EDGE_INTRA_DELTA_IDX), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 0) );
1085	if( uiDir == EDGE_INTRA_DELTA_IDX )
1086	{
1087	Int iDeltaDC0 = pcCU->getEdgeDeltaDC0( uiAbsPartIdx );
1088	Int iDeltaDC1 = pcCU->getEdgeDeltaDC1( uiAbsPartIdx );
1089
1090	xWriteExGolombLevel( UInt( abs( iDeltaDC0 ) ), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1091	if ( iDeltaDC0 != 0 )
1092	{
1093	UInt uiSign = iDeltaDC0 > 0 ? 0 : 1;
1094	m_pcBinIf->encodeBinEP( uiSign );
1095	}
1096	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1097	if ( iDeltaDC1 != 0 )
1098	{
1099	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
1100	m_pcBinIf->encodeBinEP( uiSign );
1101	}
1102	}
1103	#endif
1104	}
1105	else
1106	#endif // LGE_EDGE_INTRA
1107	{
1108	#endif
1109	#if LGE_EDGE_INTRA_A0070
1110	Bool bCodeEdgeIntra = false;
1111	if( pcCU->getSlice()->getSPS()->isDepth() )
1112	{
1113	UInt uiPUWidth = pcCU->getWidth( uiAbsPartIdx ) >> (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0);
1114	if( uiPUWidth <= LGE_EDGE_INTRA_MAX_SIZE && uiPUWidth >= LGE_EDGE_INTRA_MIN_SIZE )
1115	bCodeEdgeIntra = true;
1116	}
1117	#endif
1118
1119	Int uiPreds[3] = {-1, -1, -1};
1120	Int uiPredNum = pcCU->getIntraDirLumaPredictor(uiAbsPartIdx, uiPreds);
1121
1122	Int uiPredIdx = -1;
1123
1124	for(UInt i = 0; i < uiPredNum; i++)
1125	{
1126	if(uiDir == uiPreds[i])
1127	{
1128	uiPredIdx = i;
1129	}
1130	}
1131
1132	if(uiPredIdx != -1)
1133	{
1134	m_pcBinIf->encodeBin( 1, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1135	m_pcBinIf->encodeBinEP( uiPredIdx ? 1 : 0 );
1136	if (uiPredIdx)
1137	{
1138	m_pcBinIf->encodeBinEP( uiPredIdx-1 );
1139	}
1140	}
1141	else
1142	{
1143	m_pcBinIf->encodeBin( 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1144
1145	if (uiPreds[0] > uiPreds[1])
1146	{
1147	std::swap(uiPreds[0], uiPreds[1]);
1148	}
1149	if (uiPreds[0] > uiPreds[2])
1150	{
1151	std::swap(uiPreds[0], uiPreds[2]);
1152	}
1153	if (uiPreds[1] > uiPreds[2])
1154	{
1155	std::swap(uiPreds[1], uiPreds[2]);
1156	}
1157
1158	for(Int i = (uiPredNum - 1); i >= 0; i--)
1159	{
1160	uiDir = uiDir > uiPreds[i] ? uiDir - 1 : uiDir;
1161	}
1162
1163	m_pcBinIf->encodeBinsEP( uiDir, 5 );
1164	#if LGE_EDGE_INTRA_A0070
1165	if (bCodeEdgeIntra)
1166	if (uiDir == 31) m_pcBinIf->encodeBinsEP(0,1);
1167	#endif
1168	}
1169	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1170	}
1171	#endif
1172	return;
1173	}
1174
1175	Void TEncSbac::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1176	{
1177	UInt uiIntraDirChroma = pcCU->getChromaIntraDir( uiAbsPartIdx );
1178
1179	if( uiIntraDirChroma == DM_CHROMA_IDX )
1180	{
1181	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1182	}
1183	else if( uiIntraDirChroma == LM_CHROMA_IDX )
1184	{
1185	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1186	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 1 ) );
1187	}
1188	else
1189	{
1190	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1191	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1192
1193	for( Int i = 0; i < NUM_CHROMA_MODE - 2; i++ )
1194	{
1195	if( uiIntraDirChroma == uiAllowedChromaDir[i] )
1196	{
1197	uiIntraDirChroma = i;
1198	break;
1199	}
1200	}
1201	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1202
1203	if (pcCU->getSlice()->getSPS()->getUseLMChroma())
1204	{
1205	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 1 ));
1206	}
1207	m_pcBinIf->encodeBinsEP( uiIntraDirChroma, 2 );
1208	}
1209	return;
1210	}
1211
1212	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1213	{
1214	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1215	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1216	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1217	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1218
1219	return;
1220	}
1221
1222	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1223	{
1224	if ( pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C) > 0 && pcCU->getInterDir( uiAbsPartIdx ) != 3)
1225	{
1226	Int iRefFrame = pcCU->getSlice()->getRefIdxOfLC(eRefList, pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx ));
1227
1228	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1229	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1230
1231	if( iRefFrame > 0 )
1232	{
1233	xWriteUnaryMaxSymbol( iRefFrame - 1, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C )-2 );
1234	}
1235	#if MERL_VSP_C0152
1236	else if (iRefFrame < 0) // NOT_VALID
1237	{
1238	assert(0);
1239	}
1240	#endif
1241	}
1242	else
1243	{
1244	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1245	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1246	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1247
1248	if( iRefFrame > 0 )
1249	{
1250	xWriteUnaryMaxSymbol( iRefFrame - 1, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( eRefList )-2 );
1251	}
1252	#if MERL_VSP_C0152
1253	else if (iRefFrame < 0) // NOT_VALID
1254	{
1255	assert(0);
1256	}
1257	#endif
1258	}
1259	return;
1260	}
1261
1262	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1263	{
1264	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1265	{
1266	return;
1267	}
1268
1269	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1270	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1271	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1272	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1273
1274	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1275	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1276
1277	const Bool bHorAbsGr0 = iHor != 0;
1278	const Bool bVerAbsGr0 = iVer != 0;
1279	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1280	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1281	pCtx++;
1282
1283	if( bHorAbsGr0 )
1284	{
1285	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1286	}
1287
1288	if( bVerAbsGr0 )
1289	{
1290	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1291	}
1292
1293	if( bHorAbsGr0 )
1294	{
1295	if( uiHorAbs > 1 )
1296	{
1297	xWriteEpExGolomb( uiHorAbs-2, 1 );
1298	}
1299
1300	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1301	}
1302
1303	if( bVerAbsGr0 )
1304	{
1305	if( uiVerAbs > 1 )
1306	{
1307	xWriteEpExGolomb( uiVerAbs-2, 1 );
1308	}
1309
1310	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1311	}
1312
1313	return;
1314	}
1315
1316	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1317	{
1318	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1319
1320	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1321	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1322
1323	if ( iDQp == 0 )
1324	{
1325	m_pcBinIf->encodeBin( 0, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1326	}
1327	else
1328	{
1329	m_pcBinIf->encodeBin( 1, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1330
1331	UInt uiSign = (iDQp > 0 ? 0 : 1);
1332
1333	m_pcBinIf->encodeBinEP(uiSign);
1334
1335	assert(iDQp >= -(26+(qpBdOffsetY/2)));
1336	assert(iDQp <= (25+(qpBdOffsetY/2)));
1337
1338	UInt uiMaxAbsDQpMinus1 = 24 + (qpBdOffsetY/2) + (uiSign);
1339	UInt uiAbsDQpMinus1 = (UInt)((iDQp > 0)? iDQp : (-iDQp)) - 1;
1340	xWriteUnaryMaxSymbol( uiAbsDQpMinus1, &m_cCUDeltaQpSCModel.get( 0, 0, 1 ), 1, uiMaxAbsDQpMinus1);
1341	}
1342
1343	return;
1344	}
1345
1346	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1347	{
1348	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1349	UInt uiCtx = pcCU->getCtxQtCbf( uiAbsPartIdx, eType, uiTrDepth );
1350	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1351	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1352	DTRACE_CABAC_T( "\tparseQtCbf()" )
1353	DTRACE_CABAC_T( "\tsymbol=" )
1354	DTRACE_CABAC_V( uiCbf )
1355	DTRACE_CABAC_T( "\tctx=" )
1356	DTRACE_CABAC_V( uiCtx )
1357	DTRACE_CABAC_T( "\tetype=" )
1358	DTRACE_CABAC_V( eType )
1359	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1360	DTRACE_CABAC_V( uiAbsPartIdx )
1361	DTRACE_CABAC_T( "\n" )
1362	}
1363
1364	/** Code I_PCM information.
1365	* \param pcCU pointer to CU
1366	* \param uiAbsPartIdx CU index
1367	* \param numIPCM the number of succesive IPCM blocks with the same size
1368	* \param firstIPCMFlag
1369	* \returns Void
1370	*/
1371	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, Int numIPCM, Bool firstIPCMFlag)
1372	{
1373	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1374
1375	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1376
1377	if( uiIPCM == 0 \|\| firstIPCMFlag)
1378	{
1379	m_pcBinIf->encodeBinTrm (uiIPCM);
1380
1381	if ( firstIPCMFlag )
1382	{
1383	m_pcBinIf->encodeNumSubseqIPCM( numIPCM - 1 );
1384	m_pcBinIf->encodePCMAlignBits();
1385	}
1386	}
1387
1388	if (writePCMSampleFlag)
1389	{
1390	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1391	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1392	UInt uiChromaOffset = uiLumaOffset>>2;
1393	Pel* piPCMSample;
1394	UInt uiWidth;
1395	UInt uiHeight;
1396	UInt uiSampleBits;
1397	UInt uiX, uiY;
1398
1399	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1400	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1401	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1402	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1403
1404	for(uiY = 0; uiY < uiHeight; uiY++)
1405	{
1406	for(uiX = 0; uiX < uiWidth; uiX++)
1407	{
1408	UInt uiSample = piPCMSample[uiX];
1409
1410	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1411	}
1412	piPCMSample += uiWidth;
1413	}
1414
1415	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1416	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1417	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1418	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1419
1420	for(uiY = 0; uiY < uiHeight; uiY++)
1421	{
1422	for(uiX = 0; uiX < uiWidth; uiX++)
1423	{
1424	UInt uiSample = piPCMSample[uiX];
1425
1426	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1427	}
1428	piPCMSample += uiWidth;
1429	}
1430
1431	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
1432	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1433	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1434	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1435
1436	for(uiY = 0; uiY < uiHeight; uiY++)
1437	{
1438	for(uiX = 0; uiX < uiWidth; uiX++)
1439	{
1440	UInt uiSample = piPCMSample[uiX];
1441
1442	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1443	}
1444	piPCMSample += uiWidth;
1445	}
1446	numIPCM--;
1447	if(numIPCM == 0)
1448	{
1449	m_pcBinIf->resetBac();
1450	}
1451	}
1452	}
1453
1454	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1455	{
1456	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1457	UInt uiCtx = 0;
1458	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1459	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1460	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1461	DTRACE_CABAC_T( "\tsymbol=" )
1462	DTRACE_CABAC_V( uiCbf )
1463	DTRACE_CABAC_T( "\tctx=" )
1464	DTRACE_CABAC_V( uiCtx )
1465	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1466	DTRACE_CABAC_V( uiAbsPartIdx )
1467	DTRACE_CABAC_T( "\n" )
1468	}
1469
1470	/** Encode (X,Y) position of the last significant coefficient
1471	* \param uiPosX X component of last coefficient
1472	* \param uiPosY Y component of last coefficient
1473	* \param width Block width
1474	* \param height Block height
1475	* \param eTType plane type / luminance or chrominance
1476	* \param uiScanIdx scan type (zig-zag, hor, ver)
1477	* This method encodes the X and Y component within a block of the last significant coefficient.
1478	*/
1479	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1480	{
1481	// swap
1482	if( uiScanIdx == SCAN_VER )
1483	{
1484	swap( uiPosX, uiPosY );
1485	}
1486
1487	UInt uiCtxLast;
1488	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1489	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1490	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1491	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1492
1493	// posX
1494	Int widthCtx = eTType? 4: width;
1495	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ widthCtx ] ( g_aucConvertToBit[ widthCtx ] + 3 ) );
1496	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1497	{
1498	if (eTType)
1499	{
1500	m_pcBinIf->encodeBin( 1, *( pCtxX + (uiCtxLast>>g_aucConvertToBit[ width ]) ) );
1501	}
1502	else
1503	{
1504	m_pcBinIf->encodeBin( 1, *( pCtxX + puiCtxIdxX[ uiCtxLast ] ) );
1505	}
1506	}
1507	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1508	{
1509	if ( eTType )
1510	{
1511	m_pcBinIf->encodeBin( 0, *( pCtxX + (uiCtxLast>>g_aucConvertToBit[ width ]) ) );
1512	}
1513	else
1514	{
1515	m_pcBinIf->encodeBin( 0, *( pCtxX + puiCtxIdxX[ uiCtxLast ] ) );
1516	}
1517	}
1518
1519	// posY
1520	Int heightCtx = eTType? 4: height;
1521	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ heightCtx ] ( g_aucConvertToBit[ heightCtx ] + 3 ) );
1522	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1523	{
1524	if (eTType)
1525	{
1526	m_pcBinIf->encodeBin( 1, *( pCtxY + (uiCtxLast>>g_aucConvertToBit[ height ])));
1527	}
1528	else
1529	{
1530	m_pcBinIf->encodeBin( 1, *( pCtxY + puiCtxIdxY[ uiCtxLast ] ) );
1531	}
1532	}
1533	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1534	{
1535	if (eTType)
1536	{
1537	m_pcBinIf->encodeBin( 0, *( pCtxY + (uiCtxLast>>g_aucConvertToBit[ height ]) ) );
1538	}
1539	else
1540	{
1541	m_pcBinIf->encodeBin( 0, *( pCtxY + puiCtxIdxY[ uiCtxLast ] ) );
1542	}
1543	}
1544	if ( uiGroupIdxX > 3 )
1545	{
1546	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1547	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1548	for (Int i = uiCount - 1 ; i >= 0; i-- )
1549	{
1550	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1551	}
1552	}
1553	if ( uiGroupIdxY > 3 )
1554	{
1555	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1556	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1557	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1558	{
1559	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1560	}
1561	}
1562	}
1563
1564	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1565	{
1566	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1567	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1568	DTRACE_CABAC_V( eTType )
1569	DTRACE_CABAC_T( "\twidth=" )
1570	DTRACE_CABAC_V( uiWidth )
1571	DTRACE_CABAC_T( "\theight=" )
1572	DTRACE_CABAC_V( uiHeight )
1573	DTRACE_CABAC_T( "\tdepth=" )
1574	DTRACE_CABAC_V( uiDepth )
1575	DTRACE_CABAC_T( "\tabspartidx=" )
1576	DTRACE_CABAC_V( uiAbsPartIdx )
1577	DTRACE_CABAC_T( "\ttoCU-X=" )
1578	DTRACE_CABAC_V( pcCU->getCUPelX() )
1579	DTRACE_CABAC_T( "\ttoCU-Y=" )
1580	DTRACE_CABAC_V( pcCU->getCUPelY() )
1581	DTRACE_CABAC_T( "\tCU-addr=" )
1582	DTRACE_CABAC_V( pcCU->getAddr() )
1583	DTRACE_CABAC_T( "\tinCU-X=" )
1584	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1585	DTRACE_CABAC_T( "\tinCU-Y=" )
1586	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1587	DTRACE_CABAC_T( "\tpredmode=" )
1588	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1589	DTRACE_CABAC_T( "\n" )
1590
1591	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1592	{
1593	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1594	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1595	}
1596
1597	UInt uiNumSig = 0;
1598
1599	// compute number of significant coefficients
1600	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1601
1602	if ( uiNumSig == 0 )
1603	return;
1604
1605	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1606
1607	//----- encode significance map -----
1608	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1609	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1610	if (uiScanIdx == SCAN_ZIGZAG)
1611	{
1612	// Map zigzag to diagonal scan
1613	uiScanIdx = SCAN_DIAG;
1614	}
1615	Int blockType = uiLog2BlockSize;
1616	if (uiWidth != uiHeight)
1617	{
1618	uiScanIdx = SCAN_DIAG;
1619	blockType = 4;
1620	}
1621
1622	const UInt * scan;
1623	if (uiWidth == uiHeight)
1624	{
1625	scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1626	}
1627	else
1628	{
1629	scan = g_sigScanNSQT[ uiLog2BlockSize - 2 ];
1630	}
1631
1632	UInt const tsig = pcCU->getSlice()->getPPS()->getTSIG();
1633	#if LOSSLESS_CODING
1634	Bool beValid;
1635	if (pcCU->isLosslessCoded(uiAbsPartIdx))
1636	{
1637	beValid = false;
1638	}
1639	else
1640	{
1641	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1642	}
1643	#else
1644	Bool beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1645	#endif
1646
1647	// Find position of last coefficient
1648	Int scanPosLast = -1;
1649	Int posLast;
1650
1651	const UInt * scanCG;
1652	if (uiWidth == uiHeight)
1653	{
1654	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1655	if( uiLog2BlockSize == 3 )
1656	{
1657	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1658	}
1659	else if( uiLog2BlockSize == 5 )
1660	{
1661	scanCG = g_sigLastScanCG32x32;
1662	}
1663	}
1664	else
1665	{
1666	scanCG = g_sigCGScanNSQT[ uiLog2BlockSize - 2 ];
1667	}
1668	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1669	static const UInt uiShift = MLS_CG_SIZE >> 1;
1670	const UInt uiNumBlkSide = uiWidth >> uiShift;
1671
1672	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1673
1674	do
1675	{
1676	posLast = scan[ ++scanPosLast ];
1677
1678	// get L1 sig map
1679	UInt uiPosY = posLast >> uiLog2BlockSize;
1680	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1681	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1682	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1683	{
1684	if( uiScanIdx == SCAN_HOR )
1685	{
1686	uiBlkIdx = uiPosY >> 1;
1687	}
1688	else if( uiScanIdx == SCAN_VER )
1689	{
1690	uiBlkIdx = uiPosX >> 1;
1691	}
1692	}
1693	if( pcCoef[ posLast ] )
1694	{
1695	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1696	}
1697
1698	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1699	}
1700	while ( uiNumSig > 0 );
1701
1702	// Code position of last coefficient
1703	Int posLastY = posLast >> uiLog2BlockSize;
1704	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1705	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1706
1707	//===== code significance flag =====
1708	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1709	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1710
1711
1712	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1713	UInt uiNumOne = 0;
1714	UInt uiGoRiceParam = 0;
1715	Int iScanPosSig = scanPosLast;
1716
1717	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1718	{
1719	Int numNonZero = 0;
1720	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1721	uiGoRiceParam = 0;
1722	Int absCoeff[16];
1723	UInt coeffSigns = 0;
1724
1725	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1726
1727	if( iScanPosSig == scanPosLast )
1728	{
1729	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1730	coeffSigns = ( pcCoef[ posLast ] < 0 );
1731	numNonZero = 1;
1732	lastNZPosInCG = iScanPosSig;
1733	firstNZPosInCG = iScanPosSig;
1734	iScanPosSig--;
1735	}
1736
1737	// encode significant_coeffgroup_flag
1738	Int iCGBlkPos = scanCG[ iSubSet ];
1739	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1740	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1741	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1742	{
1743	iCGPosY = (uiScanIdx == SCAN_HOR ? iCGBlkPos : 0);
1744	iCGPosX = (uiScanIdx == SCAN_VER ? iCGBlkPos : 0);
1745	}
1746	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1747	{
1748	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1749	}
1750	else
1751	{
1752	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1753	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight );
1754	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1755	}
1756
1757	// encode significant_coeff_flag
1758	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1759	{
1760	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1761	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1762	{
1763	uiBlkPos = scan[ iScanPosSig ];
1764	uiPosY = uiBlkPos >> uiLog2BlockSize;
1765	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1766	uiSig = (pcCoef[ uiBlkPos ] != 0);
1767	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1768	{
1769	uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
1770	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1771	}
1772	if( uiSig )
1773	{
1774	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1775	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1776	numNonZero++;
1777	if( lastNZPosInCG == -1 )
1778	{
1779	lastNZPosInCG = iScanPosSig;
1780	}
1781	firstNZPosInCG = iScanPosSig;
1782	}
1783	}
1784	}
1785	else
1786	{
1787	iScanPosSig = iSubPos - 1;
1788	}
1789
1790	if( numNonZero > 0 )
1791	{
1792	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= (Int)tsig );
1793
1794	UInt c1 = 1;
1795	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1796
1797	if( uiNumOne > 0 )
1798	{
1799	uiCtxSet++;
1800	}
1801
1802	uiNumOne >>= 1;
1803	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1804
1805	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1806	Int firstC2FlagIdx = -1;
1807	for( Int idx = 0; idx < numC1Flag; idx++ )
1808	{
1809	UInt uiSymbol = absCoeff[ idx ] > 1;
1810	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
1811	if( uiSymbol )
1812	{
1813	c1 = 0;
1814
1815	if (firstC2FlagIdx == -1)
1816	{
1817	firstC2FlagIdx = idx;
1818	}
1819	}
1820	else if( (c1 < 3) && (c1 > 0) )
1821	{
1822	c1++;
1823	}
1824	}
1825
1826	if (c1 == 0)
1827	{
1828
1829	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1830	if ( firstC2FlagIdx != -1)
1831	{
1832	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
1833	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
1834	}
1835	}
1836
1837	if( beValid && signHidden )
1838	{
1839	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
1840	}
1841	else
1842	{
1843	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
1844	}
1845
1846	Int iFirstCoeff2 = 1;
1847	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1848	{
1849	for ( Int idx = 0; idx < numNonZero; idx++ )
1850	{
1851	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
1852
1853	if( absCoeff[ idx ] >= baseLevel)
1854	{
1855	xWriteGoRiceExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
1856	}
1857	if(absCoeff[ idx ] >= 2)
1858	{
1859	iFirstCoeff2 = 0;
1860	uiNumOne++;
1861	}
1862	}
1863	}
1864	}
1865	else
1866	{
1867	uiNumOne >>= 1;
1868	}
1869	}
1870
1871	return;
1872	}
1873
1874	Void TEncSbac::codeAlfFlag ( UInt uiCode )
1875	{
1876	UInt uiSymbol = ( ( uiCode == 0 ) ? 0 : 1 );
1877	m_pcBinIf->encodeBin( uiSymbol, m_cALFFlagSCModel.get( 0, 0, 0 ) );
1878	}
1879
1880	Void TEncSbac::codeAlfCtrlFlag( UInt uiSymbol )
1881	{
1882	m_pcBinIf->encodeBin( uiSymbol, m_cCUAlfCtrlFlagSCModel.get( 0, 0, 0) );
1883	}
1884
1885	Void TEncSbac::codeAlfUvlc ( UInt uiCode )
1886	{
1887	Int i;
1888
1889	if ( uiCode == 0 )
1890	{
1891	m_pcBinIf->encodeBin( 0, m_cALFUvlcSCModel.get( 0, 0, 0 ) );
1892	}
1893	else
1894	{
1895	m_pcBinIf->encodeBin( 1, m_cALFUvlcSCModel.get( 0, 0, 0 ) );
1896	for ( i=0; i<uiCode-1; i++ )
1897	{
1898	m_pcBinIf->encodeBin( 1, m_cALFUvlcSCModel.get( 0, 0, 1 ) );
1899	}
1900	m_pcBinIf->encodeBin( 0, m_cALFUvlcSCModel.get( 0, 0, 1 ) );
1901	}
1902	}
1903
1904	Void TEncSbac::codeAlfSvlc ( Int iCode )
1905	{
1906	Int i;
1907
1908	if ( iCode == 0 )
1909	{
1910	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 0 ) );
1911	}
1912	else
1913	{
1914	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 0 ) );
1915
1916	// write sign
1917	if ( iCode > 0 )
1918	{
1919	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 1 ) );
1920	}
1921	else
1922	{
1923	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 1 ) );
1924	iCode = -iCode;
1925	}
1926
1927	// write magnitude
1928	for ( i=0; i<iCode-1; i++ )
1929	{
1930	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 2 ) );
1931	}
1932	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 2 ) );
1933	}
1934	}
1935	#if LGE_SAO_MIGRATION_D0091
1936	Void TEncSbac::codeSAOSign( UInt code )
1937	{
1938	m_pcBinIf->encodeBinEP( code );
1939	}
1940
1941	Void TEncSbac::codeSaoMaxUvlc ( UInt code, UInt maxSymbol )
1942	{
1943	if (maxSymbol == 0)
1944	{
1945	return;
1946	}
1947
1948	Int i;
1949	Bool bCodeLast = ( maxSymbol > code );
1950
1951	if ( code == 0 )
1952	{
1953	m_pcBinIf->encodeBinEP( 0 );
1954	}
1955	else
1956	{
1957	m_pcBinIf->encodeBinEP( 1 );
1958	for ( i=0; i<code-1; i++ )
1959	{
1960	m_pcBinIf->encodeBinEP( 1 );
1961	}
1962	if( bCodeLast )
1963	{
1964	m_pcBinIf->encodeBinEP( 0 );
1965	}
1966	}
1967	}
1968
1969	/** Code SAO EO class or BO band position
1970	* \param uiLength
1971	* \param uiCode
1972	*/
1973	Void TEncSbac::codeSaoUflc ( UInt uiLength, UInt uiCode )
1974	{
1975	m_pcBinIf->encodeBinsEP ( uiCode, uiLength );
1976	}
1977	/** Code SAO merge flags
1978	* \param uiCode
1979	* \param uiCompIdx
1980	*/
1981	Void TEncSbac::codeSaoMerge ( UInt uiCode )
1982	{
1983	if (uiCode == 0)
1984	{
1985	m_pcBinIf->encodeBin(0, m_cSaoMergeSCModel.get( 0, 0, 0 ));
1986	}
1987	else
1988	{
1989	m_pcBinIf->encodeBin(1, m_cSaoMergeSCModel.get( 0, 0, 0 ));
1990	}
1991	}
1992	/** Code SAO type index
1993	* \param uiCode
1994	*/
1995	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
1996	{
1997	if (uiCode == 0)
1998	{
1999	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2000	}
2001	else
2002	{
2003	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2004	m_pcBinIf->encodeBinEP( uiCode <= 4 ? 1 : 0 ); //determine edge or band
2005	}
2006	}
2007	#else
2008	Void TEncSbac::codeSaoFlag ( UInt uiCode )
2009	{
2010	UInt uiSymbol = ( ( uiCode == 0 ) ? 0 : 1 );
2011	m_pcBinIf->encodeBin( uiSymbol, m_cSaoFlagSCModel.get( 0, 0, 0 ) );
2012	}
2013
2014	Void TEncSbac::codeSaoUvlc ( UInt uiCode )
2015	{
2016	Int i;
2017
2018	if ( uiCode == 0 )
2019	{
2020	m_pcBinIf->encodeBin( 0, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
2021	}
2022	else
2023	{
2024	m_pcBinIf->encodeBin( 1, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
2025	for ( i=0; i<uiCode-1; i++ )
2026	{
2027	m_pcBinIf->encodeBin( 1, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
2028	}
2029	m_pcBinIf->encodeBin( 0, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
2030	}
2031	}
2032
2033	Void TEncSbac::codeSaoSvlc ( Int iCode )
2034	{
2035	Int i;
2036
2037	if ( iCode == 0 )
2038	{
2039	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
2040	}
2041	else
2042	{
2043	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
2044
2045	// write sign
2046	if ( iCode > 0 )
2047	{
2048	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
2049	}
2050	else
2051	{
2052	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
2053	iCode = -iCode;
2054	}
2055
2056	// write magnitude
2057	for ( i=0; i<iCode-1; i++ )
2058	{
2059	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
2060	}
2061	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
2062	}
2063	}
2064	/** Code SAO band position
2065	* \param uiCode
2066	*/
2067	Void TEncSbac::codeSaoUflc ( UInt uiCode )
2068	{
2069	for (Int i=0;i<5;i++)
2070	{
2071	m_pcBinIf->encodeBinEP ( (uiCode>>i) &0x01 );
2072	}
2073	}
2074	/** Code SAO merge left flag
2075	* \param uiCode
2076	* \param uiCompIdx
2077	*/
2078	Void TEncSbac::codeSaoMergeLeft ( UInt uiCode, UInt uiCompIdx )
2079	{
2080	if (uiCode == 0)
2081	{
2082	m_pcBinIf->encodeBin(0, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ));
2083	}
2084	else
2085	{
2086	m_pcBinIf->encodeBin(1, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ));
2087	}
2088	}
2089	/** Code SAO merge up flag
2090	* \param uiCode
2091	*/
2092	Void TEncSbac::codeSaoMergeUp ( UInt uiCode)
2093	{
2094	if (uiCode == 0)
2095	{
2096	m_pcBinIf->encodeBin(0, m_cSaoMergeUpSCModel.get( 0, 0, 0 ));
2097	}
2098	else
2099	{
2100	m_pcBinIf->encodeBin(1, m_cSaoMergeUpSCModel.get( 0, 0, 0 ));
2101	}
2102	}
2103	/** Code SAO type index
2104	* \param uiCode
2105	*/
2106	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
2107	{
2108	Int i;
2109	if ( uiCode == 0 )
2110	{
2111	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2112	}
2113	else
2114	{
2115	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2116	for ( i=0; i<uiCode-1; i++ )
2117	{
2118	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2119	}
2120	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2121	}
2122	}
2123	#endif
2124	/*!
2125	****************************************************************************
2126	* \brief
2127	* estimate bit cost for CBP, significant map and significant coefficients
2128	****************************************************************************
2129	*/
2130	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2131	{
2132	estCBFBit( pcEstBitsSbac, 0, eTType );
2133
2134	estSignificantCoeffGroupMapBit( pcEstBitsSbac, 0, eTType );
2135
2136	// encode significance map
2137	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
2138
2139	// encode significant coefficients
2140	estSignificantCoefficientsBit( pcEstBitsSbac, 0, eTType );
2141	}
2142
2143	/*!
2144	****************************************************************************
2145	* \brief
2146	* estimate bit cost for each CBP bit
2147	****************************************************************************
2148	*/
2149	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2150	{
2151	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
2152
2153	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
2154	{
2155	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2156	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2157	}
2158
2159	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
2160
2161	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
2162	{
2163	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2164	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2165	}
2166	}
2167
2168
2169	/*!
2170	****************************************************************************
2171	* \brief
2172	* estimate SAMBAC bit cost for significant coefficient group map
2173	****************************************************************************
2174	*/
2175	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2176	{
2177	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
2178
2179	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2180	{
2181	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2182	{
2183	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
2184	}
2185	}
2186	}
2187
2188
2189	/*!
2190	****************************************************************************
2191	* \brief
2192	* estimate SAMBAC bit cost for significant coefficient map
2193	****************************************************************************
2194	*/
2195	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2196	{
2197	Int firstCtx = 0, numCtx = (eTType == TEXT_LUMA) ? 9 : 6;
2198	if (std::max(width, height) >= 16)
2199	{
2200	firstCtx = (eTType == TEXT_LUMA) ? 20 : 17;
2201	numCtx = (eTType == TEXT_LUMA) ? 7 : 4;
2202	}
2203	else if (width == 8)
2204	{
2205	firstCtx = (eTType == TEXT_LUMA) ? 9 : 6;
2206	numCtx = 11;
2207	}
2208
2209	if (eTType == TEXT_LUMA )
2210	{
2211	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2212	{
2213	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2214	{
2215	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2216	}
2217	}
2218	}
2219	else
2220	{
2221	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2222	{
2223	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2224	{
2225	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2226	}
2227	}
2228	}
2229	Int iBitsX = 0, iBitsY = 0;
2230	const UInt *puiCtxIdx;
2231	Int ctx;
2232	Int widthCtx = eTType? 4 : width;
2233	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ widthCtx ]*(g_aucConvertToBit[ widthCtx ]+3));
2234	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2235	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2236	{
2237	Int ctxOffset = puiCtxIdx[ ctx ];
2238	if (eTType)
2239	{
2240	Int ctxOffsetC = ctx>>g_aucConvertToBit[ width ];
2241	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffsetC ].getEntropyBits( 0 );
2242	iBitsX += pCtxX[ ctxOffsetC].getEntropyBits( 1 );
2243	}
2244	else
2245	{
2246	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2247	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2248	}
2249	}
2250	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2251
2252	Int heightCtx = eTType? 4 : height;
2253	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ heightCtx ]*(g_aucConvertToBit[ heightCtx ]+3));
2254	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2255	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2256	{
2257	Int ctxOffset = puiCtxIdx[ ctx ];
2258	if (eTType)
2259	{
2260	Int ctxOffsetC = ctx>>g_aucConvertToBit[ height ];
2261	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffsetC ].getEntropyBits( 0 );
2262	iBitsY += pCtxY[ctxOffsetC].getEntropyBits( 1 );
2263	}
2264	else
2265	{
2266	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2267	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2268	}
2269	}
2270	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2271	}
2272
2273	/*!
2274	****************************************************************************
2275	* \brief
2276	* estimate bit cost of significant coefficient
2277	****************************************************************************
2278	*/
2279	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2280	{
2281	if (eTType==TEXT_LUMA)
2282	{
2283	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2284	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2285
2286	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2287	{
2288	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2289	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2290	}
2291
2292	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2293	{
2294	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2295	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2296	}
2297	}
2298	else
2299	{
2300	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2301	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2302
2303	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; ctxIdx++)
2304	{
2305	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2306	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2307	}
2308
2309	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_CHROMA; ctxIdx++)
2310	{
2311	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2312	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2313	}
2314	}
2315	}
2316
2317	/**
2318	- Initialize our context information from the nominated source.
2319	.
2320	\param pSrc From where to copy context information.
2321	*/
2322	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2323	{
2324	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2325	}
2326
2327	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2328	{
2329	this->xCopyContextsFrom(pScr);
2330	}
2331
2332	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX \|\| (LGE_EDGE_INTRA_A0070 && LGE_EDGE_INTRA_DELTA_DC)
2333	Void TEncSbac::xWriteExGolombLevel( UInt uiSymbol, ContextModel& rcSCModel )
2334	{
2335	if( uiSymbol )
2336	{
2337	m_pcBinIf->encodeBin( 1, rcSCModel );
2338	UInt uiCount = 0;
2339	Bool bNoExGo = (uiSymbol < 13);
2340
2341	while( --uiSymbol && ++uiCount < 13 )
2342	{
2343	m_pcBinIf->encodeBin( 1, rcSCModel );
2344	}
2345	if( bNoExGo )
2346	{
2347	m_pcBinIf->encodeBin( 0, rcSCModel );
2348	}
2349	else
2350	{
2351	xWriteEpExGolomb( uiSymbol, 0 );
2352	}
2353	}
2354	else
2355	{
2356	m_pcBinIf->encodeBin( 0, rcSCModel );
2357	}
2358
2359	return;
2360	}
2361	#endif
2362	#if HHI_DMM_WEDGE_INTRA
2363	Void TEncSbac::xCodeWedgeFullInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2364	{
2365	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2366	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2367
2368	UInt uiTabIdx = pcCU->getWedgeFullTabIdx( uiAbsPartIdx );
2369
2370	for ( Int i = 0; i < iBits; i++ )
2371	{
2372	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 0) );
2373	}
2374	}
2375
2376	Void TEncSbac::xCodeWedgeFullDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2377	{
2378	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2379	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2380
2381	UInt uiTabIdx = pcCU->getWedgeFullTabIdx( uiAbsPartIdx );
2382
2383	for ( Int i = 0; i < iBits; i++ )
2384	{
2385	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 0) );
2386	}
2387
2388	Int iDeltaDC1 = pcCU->getWedgeFullDeltaDC1( uiAbsPartIdx );
2389	Int iDeltaDC2 = pcCU->getWedgeFullDeltaDC2( uiAbsPartIdx );
2390
2391	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2392	if ( iDeltaDC1 != 0 )
2393	{
2394	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2395	m_pcBinIf->encodeBinEP( uiSign );
2396	}
2397	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2398	if ( iDeltaDC2 != 0 )
2399	{
2400	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2401	m_pcBinIf->encodeBinEP( uiSign );
2402	}
2403	}
2404
2405	Void TEncSbac::xCodeWedgePredDirInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2406	{
2407	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2408	{
2409	Int iDeltaEnd = pcCU->getWedgePredDirDeltaEnd( uiAbsPartIdx );
2410	m_pcBinIf->encodeBin( (iDeltaEnd!=0), m_cDmmDataSCModel.get(0, 0, 2) );
2411
2412	if( iDeltaEnd != 0 )
2413	{
2414	UInt uiAbsValMinus1 = abs(iDeltaEnd)-1;
2415	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmmDataSCModel.get(0, 0, 2) );
2416	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmmDataSCModel.get(0, 0, 2) );
2417
2418	UInt uiSign = iDeltaEnd > 0 ? 0 : 1;
2419	m_pcBinIf->encodeBinEP( uiSign );
2420	}
2421	}
2422	}
2423
2424	Void TEncSbac::xCodeWedgePredDirDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2425	{
2426	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2427	{
2428	Int iDeltaEnd = pcCU->getWedgePredDirDeltaEnd( uiAbsPartIdx );
2429	m_pcBinIf->encodeBin( (iDeltaEnd!=0), m_cDmmDataSCModel.get(0, 0, 2) );
2430
2431	if( iDeltaEnd != 0 )
2432	{
2433	UInt uiAbsValMinus1 = abs(iDeltaEnd)-1;
2434	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmmDataSCModel.get(0, 0, 2) );
2435	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmmDataSCModel.get(0, 0, 2) );
2436
2437	UInt uiSign = iDeltaEnd > 0 ? 0 : 1;
2438	m_pcBinIf->encodeBinEP( uiSign );
2439	}
2440	}
2441
2442	Int iDeltaDC1 = pcCU->getWedgePredDirDeltaDC1( uiAbsPartIdx );
2443	Int iDeltaDC2 = pcCU->getWedgePredDirDeltaDC2( uiAbsPartIdx );
2444
2445	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2446	if ( iDeltaDC1 != 0 )
2447	{
2448	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2449	m_pcBinIf->encodeBinEP( uiSign );
2450	}
2451	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2452	if ( iDeltaDC2 != 0 )
2453	{
2454	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2455	m_pcBinIf->encodeBinEP( uiSign );
2456	}
2457	}
2458	#endif
2459	#if HHI_DMM_PRED_TEX
2460	#if LGE_DMM3_SIMP_C0044
2461	Void TEncSbac::xCodeWedgePredTexInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2462	{
2463	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2464	Int iBits = g_aucWedgeTexPredBitsListIdx[iIntraIdx];
2465
2466	UInt uiTabIdx = pcCU->getWedgePredTexIntraTabIdx( uiAbsPartIdx );
2467
2468	for ( Int i = 0; i < iBits; i++ )
2469	{
2470	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 3) );
2471	}
2472	}
2473	#endif
2474
2475	Void TEncSbac::xCodeWedgePredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2476	{
2477	#if LGE_DMM3_SIMP_C0044
2478	xCodeWedgePredTexInfo( pcCU, uiAbsPartIdx );
2479	#endif
2480	Int iDeltaDC1 = pcCU->getWedgePredTexDeltaDC1( uiAbsPartIdx );
2481	Int iDeltaDC2 = pcCU->getWedgePredTexDeltaDC2( uiAbsPartIdx );
2482
2483	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2484	if ( iDeltaDC1 != 0 )
2485	{
2486	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2487	m_pcBinIf->encodeBinEP( uiSign );
2488	}
2489	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2490	if ( iDeltaDC2 != 0 )
2491	{
2492	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2493	m_pcBinIf->encodeBinEP( uiSign );
2494	}
2495	}
2496
2497	Void TEncSbac::xCodeContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2498	{
2499	Int iDeltaDC1 = pcCU->getContourPredTexDeltaDC1( uiAbsPartIdx );
2500	Int iDeltaDC2 = pcCU->getContourPredTexDeltaDC2( uiAbsPartIdx );
2501
2502	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2503	if ( iDeltaDC1 != 0 )
2504	{
2505	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2506	m_pcBinIf->encodeBinEP( uiSign );
2507	}
2508	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2509	if ( iDeltaDC2 != 0 )
2510	{
2511	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2512	m_pcBinIf->encodeBinEP( uiSign );
2513	}
2514	}
2515	#endif
2516
2517	#if RWTH_SDC_DLT_B0036
2518	Void TEncSbac::codeSDCPredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
2519	{
2520	assert( pcCU->getSlice()->getSPS()->isDepth() );
2521	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
2522	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2523
2524	UInt uiPredMode = pcCU->getLumaIntraDir(uiAbsPartIdx);
2525	UInt uiCtx = 0;
2526
2527	UInt uiMPModeIdx = 0;
2528
2529	for(Int i=0; i<RWTH_SDC_NUM_PRED_MODES-1; i++)
2530	{
2531	UInt uiBit = (uiPredMode == g_auiSDCPredModes[uiMPModeIdx]) ? 1 : 0;
2532	m_pcBinIf->encodeBin( uiBit, m_cSDCPredModeSCModel.get( 0, i, uiCtx ) );
2533
2534	// if mode is most probable mode, we are done here
2535	if ( uiBit == 1 )
2536	break;
2537
2538	// else: get next most probable pred mode
2539	uiMPModeIdx = (uiMPModeIdx+1)%RWTH_SDC_NUM_PRED_MODES;
2540	}
2541
2542	#if HHI_DMM_WEDGE_INTRA
2543	if( uiPredMode == DMM_WEDGE_FULL_IDX ) { xCodeWedgeFullInfo ( pcCU, uiAbsPartIdx ); }
2544	if( uiPredMode == DMM_WEDGE_PREDDIR_IDX ) { xCodeWedgePredDirInfo ( pcCU, uiAbsPartIdx ); }
2545	#endif
2546
2547	AOF(uiPredMode == g_auiSDCPredModes[uiMPModeIdx]);
2548	}
2549
2550	Void TEncSbac::codeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2551	{
2552	// get context function is here
2553	UInt uiSymbol = pcCU->getSDCFlag( uiAbsPartIdx ) ? 1 : 0;
2554	UInt uiCtxSDCFlag = pcCU->getCtxSDCFlag( uiAbsPartIdx );
2555	m_pcBinIf->encodeBin( uiSymbol, m_cSDCFlagSCModel.get( 0, 0, uiCtxSDCFlag ) );
2556
2557	}
2558
2559	Void TEncSbac::codeSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment )
2560	{
2561	assert( pcCU->getSlice()->getSPS()->isDepth() );
2562	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
2563	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2564	assert( uiSegment < 2 );
2565
2566	Pel segmentDCOffset = pcCU->getSDCSegmentDCOffset(uiSegment, uiAbsPartIdx);
2567
2568	UInt uiResidual = segmentDCOffset == 0 ? 0 : 1;
2569	UInt uiSign = segmentDCOffset < 0 ? 1 : 0;
2570	UInt uiAbsIdx = abs(segmentDCOffset);
2571	UInt uiBit = 0;
2572
2573	UInt uiMaxResidualBits = GetBitsPerDepthValue();
2574	assert( uiMaxResidualBits <= g_uiBitDepth );
2575
2576	// residual flag
2577	m_pcBinIf->encodeBin( uiResidual, m_cSDCResidualFlagSCModel.get( 0, uiSegment, 0 ) ); //TODO depthmap: more sophisticated context selection
2578
2579	if (uiResidual)
2580	{
2581	// encode sign bit of residual
2582	m_pcBinIf->encodeBin( uiSign, m_cSDCResidualSignFlagSCModel.get( 0, uiSegment, 0 ) ); //TODO depthmap: more sophisticated context selection
2583
2584	assert(uiAbsIdx < GetNumDepthValues());
2585
2586	// encode residual magnitude
2587	uiAbsIdx -= 1;
2588	for (Int i=0; i<uiMaxResidualBits; i++)
2589	{
2590	uiBit = (uiAbsIdx & (1<<i))>>i;
2591
2592	m_pcBinIf->encodeBin( uiBit, m_cSDCResidualSCModel.get( 0, uiSegment, i ) ); //TODO depthmap: more sophisticated context selection
2593	}
2594
2595	}
2596	}
2597	#endif
2598	//! \}

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