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source: 3DVCSoftware/branches/HTM-4.1-dev1-Qualcomm/source/Lib/TLibEncoder/TEncSbac.cpp @ 361

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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	//! \ingroup TLibEncoder
45	//! \{
46
47	// ====================================================================================================================
48	// Constructor / destructor / create / destroy
49	// ====================================================================================================================
50
51	TEncSbac::TEncSbac()
52	// new structure here
53	: m_pcBitIf ( NULL )
54	, m_pcSlice ( NULL )
55	, m_pcBinIf ( NULL )
56	, m_bAlfCtrl ( false )
57	, m_uiCoeffCost ( 0 )
58	, m_uiMaxAlfCtrlDepth ( 0 )
59	, m_numContextModels ( 0 )
60	, m_cCUSplitFlagSCModel ( 1, 1, NUM_SPLIT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels )
61	, m_cCUSkipFlagSCModel ( 1, 1, NUM_SKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
62	, m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
63	, m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
64	#if HHI_INTER_VIEW_RESIDUAL_PRED
65	, m_cResPredFlagSCModel ( 1, 1, NUM_RES_PRED_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
66	#endif
67	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
68	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
69	, m_cCUAlfCtrlFlagSCModel ( 1, 1, NUM_ALF_CTRL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
70	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
71	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
72	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
73	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
74	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
75	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
76	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
77	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
78	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
79	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
80	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
81	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
82	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
83	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
84	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
85	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
86	, m_cALFFlagSCModel ( 1, 1, NUM_ALF_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
87	, m_cALFUvlcSCModel ( 1, 1, NUM_ALF_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cALFSvlcSCModel ( 1, 1, NUM_ALF_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	#if AMP_CTX
90	, m_cCUAMPSCModel ( 1, 1, NUM_CU_AMP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
91	#else
92	, m_cCUXPosiSCModel ( 1, 1, NUM_CU_X_POS_CTX , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_cCUYPosiSCModel ( 1, 1, NUM_CU_Y_POS_CTX , m_contextModels + m_numContextModels, m_numContextModels)
94	#endif
95	, m_cSaoFlagSCModel ( 1, 1, NUM_SAO_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
96	, m_cSaoUvlcSCModel ( 1, 1, NUM_SAO_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
97	, m_cSaoSvlcSCModel ( 1, 1, NUM_SAO_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
98	#if SAO_UNIT_INTERLEAVING
99	, m_cSaoMergeLeftSCModel ( 1, 1, NUM_SAO_MERGE_LEFT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
100	, m_cSaoMergeUpSCModel ( 1, 1, NUM_SAO_MERGE_UP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
101	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
102	#endif
103	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
104	, m_cDmmFlagSCModel ( 1, 1, NUM_DMM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
105	, m_cDmmModeSCModel ( 1, 1, NUM_DMM_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
106	, m_cDmmDataSCModel ( 1, 1, NUM_DMM_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
107	#endif
108	#if LGE_EDGE_INTRA
109	, m_cEdgeIntraSCModel ( 1, 1, NUM_EDGE_INTRA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
110	#if LGE_EDGE_INTRA_DELTA_DC
111	, m_cEdgeIntraDeltaDCSCModel ( 1, 1, NUM_EDGE_INTRA_DELTA_DC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
112	#endif
113	#endif
114	{
115	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
116	m_iSliceGranularity = 0;
117	}
118
119	TEncSbac::~TEncSbac()
120	{
121	}
122
123	// ====================================================================================================================
124	// Public member functions
125	// ====================================================================================================================
126
127	Void TEncSbac::resetEntropy ()
128	{
129	Int iQp = m_pcSlice->getSliceQp();
130	SliceType eSliceType = m_pcSlice->getSliceType();
131
132	#if CABAC_INIT_FLAG
133	Int encCABACTableIdx = m_pcSlice->getPPS()->getEncCABACTableIdx();
134	if (!m_pcSlice->isIntra() && (encCABACTableIdx==B_SLICE \|\| encCABACTableIdx==P_SLICE) && m_pcSlice->getPPS()->getCabacInitPresentFlag())
135	{
136	eSliceType = (SliceType) encCABACTableIdx;
137	}
138	#endif
139
140	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
141
142	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
143	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
144	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
145	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
146	#if HHI_INTER_VIEW_RESIDUAL_PRED
147	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
148	#endif
149	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
150	#if AMP_CTX
151	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
152	#else
153	m_cCUXPosiSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_X_POS );
154	m_cCUYPosiSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_Y_POS );
155	#endif
156	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
157	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
158	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
159	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
160	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
161	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
162	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
163	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
164	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
165	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
166	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
167	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
168	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
169	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
170	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
171	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
172	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
173	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
174	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
175	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
176	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
177	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
178	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
179	#if SAO_UNIT_INTERLEAVING
180	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
181	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
182	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
183	#endif
184	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
185	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
186	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
187	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
188	#endif
189	#if LGE_EDGE_INTRA
190	m_cEdgeIntraSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_EDGE_INTRA );
191	#if LGE_EDGE_INTRA_DELTA_DC
192	m_cEdgeIntraDeltaDCSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_EDGE_INTRA_DELTA_DC );
193	#endif
194	#endif
195
196	// new structure
197	m_uiLastQp = iQp;
198
199	m_pcBinIf->start();
200
201	return;
202	}
203
204	#if CABAC_INIT_FLAG
205	/** The function does the following:
206	* If current slice type is P/B then it determines the distance of initialisation type 1 and 2 from the current CABAC states and
207	* stores the index of the closest table. This index is used for the next P/B slice when cabac_init_present_flag is true.
208	*/
209	Void TEncSbac::determineCabacInitIdx()
210	{
211	Int qp = m_pcSlice->getSliceQp();
212
213	if (!m_pcSlice->isIntra())
214	{
215	SliceType aSliceTypeChoices[] = {B_SLICE, P_SLICE};
216
217	UInt bestCost = MAX_UINT;
218	SliceType bestSliceType = aSliceTypeChoices[0];
219	for (UInt idx=0; idx<2; idx++)
220	{
221	UInt curCost = 0;
222	SliceType curSliceType = aSliceTypeChoices[idx];
223
224	curCost = m_cCUSplitFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SPLIT_FLAG );
225	curCost += m_cCUSkipFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SKIP_FLAG );
226	curCost += m_cCUAlfCtrlFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_CTRL_FLAG );
227	curCost += m_cCUMergeFlagExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT);
228	curCost += m_cCUMergeIdxExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_IDX_EXT);
229	#if HHI_INTER_VIEW_RESIDUAL_PRED
230	curCost += m_cResPredFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_RES_PRED_FLAG);
231	#endif
232	curCost += m_cCUPartSizeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PART_SIZE );
233	#if AMP_CTX
234	curCost += m_cCUAMPSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CU_AMP_POS );
235	#else
236	curCost += m_cCUXPosiSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CU_X_POS );
237	curCost += m_cCUYPosiSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CU_Y_POS );
238	#endif
239	curCost += m_cCUPredModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PRED_MODE );
240	curCost += m_cCUIntraPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
241	curCost += m_cCUChromaPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
242	curCost += m_cCUInterDirSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTER_DIR );
243	curCost += m_cCUMvdSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVD );
244	curCost += m_cCURefPicSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_REF_PIC );
245	curCost += m_cCUDeltaQpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DQP );
246	curCost += m_cCUQtCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_CBF );
247	curCost += m_cCUQtRootCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
248	curCost += m_cCUSigCoeffGroupSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
249	curCost += m_cCUSigSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_FLAG );
250	curCost += m_cCuCtxLastX.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
251	curCost += m_cCuCtxLastY.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
252	curCost += m_cCUOneSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ONE_FLAG );
253	curCost += m_cCUAbsSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ABS_FLAG );
254	curCost += m_cMVPIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVP_IDX );
255	curCost += m_cALFFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_FLAG );
256	curCost += m_cALFUvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_UVLC );
257	curCost += m_cALFSvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_SVLC );
258	curCost += m_cCUTransSubdivFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
259	curCost += m_cSaoFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_FLAG );
260	curCost += m_cSaoUvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_UVLC );
261	curCost += m_cSaoSvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_SVLC );
262	#if SAO_UNIT_INTERLEAVING
263	curCost += m_cSaoMergeLeftSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
264	curCost += m_cSaoMergeUpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
265	curCost += m_cSaoTypeIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
266	#endif
267
268	if (curCost < bestCost)
269	{
270	bestSliceType = curSliceType;
271	bestCost = curCost;
272	}
273	}
274	m_pcSlice->getPPS()->setEncCABACTableIdx( bestSliceType );
275	}
276	else
277	{
278	m_pcSlice->getPPS()->setEncCABACTableIdx( I_SLICE );
279	}
280
281	#if CABAC_INIT_FLAG && POZNAN_CABAC_INIT_FLAG_FIX
282	m_pcSlice->getPPS()->setEncPrevPOC( m_pcSlice->getPOC() );
283	#endif
284	}
285	#endif
286
287
288	/** The function does the followng: Write out terminate bit. Flush CABAC. Intialize CABAC states. Start CABAC.
289	*/
290	Void TEncSbac::updateContextTables( SliceType eSliceType, Int iQp, Bool bExecuteFinish )
291	{
292	m_pcBinIf->encodeBinTrm(1);
293	if (bExecuteFinish) m_pcBinIf->finish();
294	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
295
296	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
297	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
298	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
299	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
300	#if HHI_INTER_VIEW_RESIDUAL_PRED
301	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
302	#endif
303	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
304	#if AMP_CTX
305	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
306	#else
307	m_cCUXPosiSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_X_POS );
308	m_cCUYPosiSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_Y_POS );
309	#endif
310	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
311	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
312	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
313	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
314	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
315	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
316	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
317	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
318	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
319	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
320	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
321	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
322	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
323	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
324	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
325	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
326	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
327	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
328	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
329	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
330	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
331	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
332	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
333	#if SAO_UNIT_INTERLEAVING
334	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
335	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
336	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
337	#endif
338	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
339	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
340	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
341	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
342	#endif
343
344	m_pcBinIf->start();
345	}
346
347	Void TEncSbac::writeTileMarker( UInt uiTileIdx, UInt uiBitsUsed )
348	{
349	for (Int iShift=uiBitsUsed-1; iShift>=0; iShift--)
350	{
351	m_pcBinIf->encodeBinEP ( (uiTileIdx & (1 << iShift)) >> iShift );
352	}
353	}
354
355	void TEncSbac::codeSEI(const SEI&)
356	{
357	assert(0);
358	}
359
360	#if VIDYO_VPS_INTEGRATION
361	Void TEncSbac::codeVPS( TComVPS* pcVPS )
362	{
363	assert (0);
364	return;
365	}
366	#endif
367
368	#if HHI_MPI
369	Void TEncSbac::codeSPS( TComSPS* pcSPS, Bool bIsDepth )
370	#else
371	Void TEncSbac::codeSPS( TComSPS* pcSPS )
372	#endif
373	{
374	assert (0);
375	return;
376	}
377
378	Void TEncSbac::codePPS( TComPPS* pcPPS )
379	{
380	assert (0);
381	return;
382	}
383
384	Void TEncSbac::codeSliceHeader( TComSlice* pcSlice )
385	{
386	assert (0);
387	return;
388	}
389
390	#if TILES_WPP_ENTRY_POINT_SIGNALLING
391	Void TEncSbac::codeTilesWPPEntryPoint( TComSlice* pSlice )
392	{
393	assert (0);
394	return;
395	}
396	#else
397	Void TEncSbac::codeSliceHeaderSubstreamTable( TComSlice* pcSlice )
398	{
399	assert (0);
400	}
401	#endif
402
403	Void TEncSbac::codeTerminatingBit( UInt uilsLast )
404	{
405	m_pcBinIf->encodeBinTrm( uilsLast );
406	}
407
408	Void TEncSbac::codeSliceFinish()
409	{
410	m_pcBinIf->finish();
411	}
412
413	#if OL_FLUSH
414	Void TEncSbac::codeFlush()
415	{
416	m_pcBinIf->flush();
417	}
418
419	Void TEncSbac::encodeStart()
420	{
421	m_pcBinIf->start();
422	}
423	#endif
424
425	Void TEncSbac::xWriteUnarySymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset )
426	{
427	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[0] );
428
429	if( 0 == uiSymbol)
430	{
431	return;
432	}
433
434	while( uiSymbol-- )
435	{
436	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ iOffset ] );
437	}
438
439	return;
440	}
441
442	Void TEncSbac::xWriteUnaryMaxSymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
443	{
444	if (uiMaxSymbol == 0)
445	{
446	return;
447	}
448
449	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ 0 ] );
450
451	if ( uiSymbol == 0 )
452	{
453	return;
454	}
455
456	Bool bCodeLast = ( uiMaxSymbol > uiSymbol );
457
458	while( --uiSymbol )
459	{
460	m_pcBinIf->encodeBin( 1, pcSCModel[ iOffset ] );
461	}
462	if( bCodeLast )
463	{
464	m_pcBinIf->encodeBin( 0, pcSCModel[ iOffset ] );
465	}
466
467	return;
468	}
469
470	Void TEncSbac::xWriteEpExGolomb( UInt uiSymbol, UInt uiCount )
471	{
472	UInt bins = 0;
473	Int numBins = 0;
474
475	while( uiSymbol >= (UInt)(1<<uiCount) )
476	{
477	bins = 2 * bins + 1;
478	numBins++;
479	uiSymbol -= 1 << uiCount;
480	uiCount ++;
481	}
482	bins = 2 * bins + 0;
483	numBins++;
484
485	bins = (bins << uiCount) \| uiSymbol;
486	numBins += uiCount;
487
488	assert( numBins <= 32 );
489	m_pcBinIf->encodeBinsEP( bins, numBins );
490	}
491
492	/** Coding of coeff_abs_level_minus3
493	* \param uiSymbol value of coeff_abs_level_minus3
494	* \param ruiGoRiceParam reference to Rice parameter
495	* \returns Void
496	*/
497	Void TEncSbac::xWriteGoRiceExGolomb( UInt uiSymbol, UInt &ruiGoRiceParam )
498	{
499	UInt uiMaxVlc = g_auiGoRiceRange[ ruiGoRiceParam ];
500	Bool bExGolomb = ( uiSymbol > uiMaxVlc );
501	UInt uiCodeWord = min<UInt>( uiSymbol, ( uiMaxVlc + 1 ) );
502	UInt uiQuotient = uiCodeWord >> ruiGoRiceParam;
503	UInt uiMaxPreLen = g_auiGoRicePrefixLen[ ruiGoRiceParam ];
504
505	UInt binValues;
506	Int numBins;
507
508	if ( uiQuotient >= uiMaxPreLen )
509	{
510	numBins = uiMaxPreLen;
511	binValues = ( 1 << numBins ) - 1;
512	}
513	else
514	{
515	numBins = uiQuotient + 1;
516	binValues = ( 1 << numBins ) - 2;
517	}
518
519	m_pcBinIf->encodeBinsEP( ( binValues << ruiGoRiceParam ) + uiCodeWord - ( uiQuotient << ruiGoRiceParam ), numBins + ruiGoRiceParam );
520
521	#if EIGHT_BITS_RICE_CODE
522	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( uiSymbol, 23 ) ];
523	#else
524	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( uiSymbol, 15 ) ];
525	#endif
526
527	if( bExGolomb )
528	{
529	uiSymbol -= uiMaxVlc + 1;
530	xWriteEpExGolomb( uiSymbol, 0 );
531	}
532	}
533
534	// SBAC RD
535	Void TEncSbac::load ( TEncSbac* pSrc)
536	{
537	this->xCopyFrom(pSrc);
538	}
539
540	Void TEncSbac::loadIntraDirModeLuma( TEncSbac* pSrc)
541	{
542	m_pcBinIf->copyState( pSrc->m_pcBinIf );
543
544	this->m_cCUIntraPredSCModel .copyFrom( &pSrc->m_cCUIntraPredSCModel );
545	}
546
547
548	Void TEncSbac::store( TEncSbac* pDest)
549	{
550	pDest->xCopyFrom( this );
551	}
552
553
554	Void TEncSbac::xCopyFrom( TEncSbac* pSrc )
555	{
556	m_pcBinIf->copyState( pSrc->m_pcBinIf );
557
558	this->m_uiCoeffCost = pSrc->m_uiCoeffCost;
559	this->m_uiLastQp = pSrc->m_uiLastQp;
560
561	memcpy( m_contextModels, pSrc->m_contextModels, m_numContextModels * sizeof( ContextModel ) );
562	}
563
564	#if HHI_INTER_VIEW_MOTION_PRED
565	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList, Int iNum )
566	#else
567	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
568	#endif
569	{
570	Int iSymbol = pcCU->getMVPIdx(eRefList, uiAbsPartIdx);
571	#if HHI_INTER_VIEW_MOTION_PRED
572	#else
573	Int iNum = AMVP_MAX_NUM_CANDS;
574	#endif
575
576	xWriteUnaryMaxSymbol(iSymbol, m_cMVPIdxSCModel.get(0), 1, iNum-1);
577	}
578
579	Void TEncSbac::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
580	{
581	PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx );
582	#if OL_DEPTHLIMIT_A0044
583	UInt uiSymbol;
584	#endif
585	if ( pcCU->isIntra( uiAbsPartIdx ) )
586	{
587	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
588	{
589	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
590	#if OL_DEPTHLIMIT_A0044
591	if(pcCU->getPartDumpFlag())
592	{
593	uiSymbol = (UInt)(eSize == SIZE_2Nx2N? 1 : 0);
594	pcCU->updatePartInfo(uiSymbol?0:1,uiDepth); //0 for 2Nx2N and 1 for NxN
595	pcCU->incrementPartInfo();
596	}
597	#endif
598	}
599	#if OL_DEPTHLIMIT_A0044
600	if(pcCU->getPartDumpFlag() && uiDepth < g_uiMaxCUDepth - g_uiAddCUDepth && !pcCU->getSlice()->isIntra())
601	{
602	pcCU->updatePartInfo(0,uiDepth); //0 for 2Nx2N and 1 for NxN
603	pcCU->incrementPartInfo();
604	}
605	#endif
606	return;
607	}
608
609	switch(eSize)
610	{
611	case SIZE_2Nx2N:
612	{
613	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
614	#if OL_DEPTHLIMIT_A0044
615	if(pcCU->getPartDumpFlag())
616	{
617	pcCU->updatePartInfo(0,uiDepth); //0 for 2Nx2N
618	pcCU->incrementPartInfo();
619	}
620	#endif
621	break;
622	}
623	case SIZE_2NxN:
624	case SIZE_2NxnU:
625	case SIZE_2NxnD:
626	{
627	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
628	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
629	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
630	{
631	if (eSize == SIZE_2NxN)
632	{
633	#if AMP_CTX
634	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
635	#else
636	m_pcBinIf->encodeBin(1, m_cCUYPosiSCModel.get( 0, 0, 0 ));
637	#endif
638	}
639	else
640	{
641	#if AMP_CTX
642	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
643	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
644	#else
645	m_pcBinIf->encodeBin(0, m_cCUYPosiSCModel.get( 0, 0, 0 ));
646	m_pcBinIf->encodeBin((eSize == SIZE_2NxnU? 0: 1), m_cCUYPosiSCModel.get( 0, 0, 1 ));
647	#endif
648	}
649	}
650	#if OL_DEPTHLIMIT_A0044
651	if(pcCU->getPartDumpFlag())
652	{
653	pcCU->updatePartInfo(2,uiDepth); //2 for 2NxN
654	pcCU->incrementPartInfo();
655	}
656	#endif
657	break;
658	}
659	case SIZE_Nx2N:
660	case SIZE_nLx2N:
661	case SIZE_nRx2N:
662	{
663	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
664	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
665	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
666	{
667	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
668	}
669	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
670	{
671	if (eSize == SIZE_Nx2N)
672	{
673	#if AMP_CTX
674	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
675	#else
676	m_pcBinIf->encodeBin(1, m_cCUXPosiSCModel.get( 0, 0, 0 ));
677	#endif
678	}
679	else
680	{
681	#if AMP_CTX
682	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
683	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
684	#else
685	m_pcBinIf->encodeBin(0, m_cCUXPosiSCModel.get( 0, 0, 0 ));
686	m_pcBinIf->encodeBin((eSize == SIZE_nLx2N? 0: 1), m_cCUXPosiSCModel.get( 0, 0, 1 ));
687	#endif
688	}
689	}
690	#if OL_DEPTHLIMIT_A0044
691	if(pcCU->getPartDumpFlag())
692	{
693	pcCU->updatePartInfo(3,uiDepth); //3 for Nx2N
694	pcCU->incrementPartInfo();
695	}
696	#endif
697	break;
698	}
699	case SIZE_NxN:
700	{
701	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
702	{
703	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
704	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
705	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
706	#if OL_DEPTHLIMIT_A0044
707	if(pcCU->getPartDumpFlag())
708	{
709	pcCU->updatePartInfo(1,uiDepth); //2Nx2N here since we disable NxN in Inter
710	pcCU->incrementPartInfo();
711	}
712	#endif
713	}
714	else
715	{
716	#if OL_DEPTHLIMIT_A0044
717	if(pcCU->getPartDumpFlag())
718	{
719	pcCU->updatePartInfo(0,uiDepth); //2Nx2N here since we disable NxN in Inter
720	pcCU->incrementPartInfo();
721	}
722	#endif
723	}
724	break;
725	}
726	default:
727	{
728	assert(0);
729	}
730	}
731	}
732
733	/** code prediction mode
734	* \param pcCU
735	* \param uiAbsPartIdx
736	* \returns Void
737	*/
738	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
739	{
740	// get context function is here
741	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
742	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
743	}
744
745	Void TEncSbac::codeAlfCtrlFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
746	{
747	if (!m_bAlfCtrl)
748	return;
749
750	if( pcCU->getDepth(uiAbsPartIdx) > m_uiMaxAlfCtrlDepth && !pcCU->isFirstAbsZorderIdxInDepth(uiAbsPartIdx, m_uiMaxAlfCtrlDepth))
751	{
752	return;
753	}
754
755	const UInt uiSymbol = pcCU->getAlfCtrlFlag( uiAbsPartIdx ) ? 1 : 0;
756	m_pcBinIf->encodeBin( uiSymbol, *m_cCUAlfCtrlFlagSCModel.get( 0 ) );
757	}
758
759	Void TEncSbac::codeAlfCtrlDepth()
760	{
761	if (!m_bAlfCtrl)
762	return;
763
764	UInt uiDepth = m_uiMaxAlfCtrlDepth;
765	xWriteUnaryMaxSymbol(uiDepth, m_cALFUvlcSCModel.get(0), 1, g_uiMaxCUDepth-1);
766	}
767
768	/** code skip flag
769	* \param pcCU
770	* \param uiAbsPartIdx
771	* \returns Void
772	*/
773	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
774	{
775	// get context function is here
776	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
777	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
778	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
779	DTRACE_CABAC_VL( g_nSymbolCounter++ );
780	DTRACE_CABAC_T( "\tSkipFlag" );
781	DTRACE_CABAC_T( "\tuiCtxSkip: ");
782	DTRACE_CABAC_V( uiCtxSkip );
783	DTRACE_CABAC_T( "\tuiSymbol: ");
784	DTRACE_CABAC_V( uiSymbol );
785	DTRACE_CABAC_T( "\n");
786	}
787
788	/** code merge flag
789	* \param pcCU
790	* \param uiAbsPartIdx
791	* \returns Void
792	*/
793	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
794	{
795	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
796	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
797
798	DTRACE_CABAC_VL( g_nSymbolCounter++ );
799	DTRACE_CABAC_T( "\tMergeFlag: " );
800	DTRACE_CABAC_V( uiSymbol );
801	DTRACE_CABAC_T( "\tAddress: " );
802	DTRACE_CABAC_V( pcCU->getAddr() );
803	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
804	DTRACE_CABAC_V( uiAbsPartIdx );
805	DTRACE_CABAC_T( "\n" );
806	}
807
808	/** code merge index
809	* \param pcCU
810	* \param uiAbsPartIdx
811	* \returns Void
812	*/
813	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
814	{
815	UInt uiNumCand = MRG_MAX_NUM_CANDS;
816	#if !MRG_IDX_CTX_RED
817	UInt auiCtx[4] = { 0, 1, 2, 3 };
818	#endif
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 MRG_IDX_CTX_RED
842	if ( ui==0 )
843	{
844	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
845	}
846	else
847	{
848	m_pcBinIf->encodeBinEP( uiSymbol );
849	}
850	#else
851	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, auiCtx[ui] ) );
852	#endif
853	if( uiSymbol == 0 )
854	{
855	break;
856	}
857	}
858	}
859	DTRACE_CABAC_VL( g_nSymbolCounter++ );
860	DTRACE_CABAC_T( "\tparseMergeIndex()" );
861	DTRACE_CABAC_T( "\tuiMRGIdx= " );
862	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
863	DTRACE_CABAC_T( "\n" );
864	}
865
866	#if HHI_INTER_VIEW_RESIDUAL_PRED
867	Void
868	TEncSbac::codeResPredFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
869	{
870	UInt uiCtx = pcCU->getCtxResPredFlag( uiAbsPartIdx );
871	UInt uiSymbol = ( pcCU->getResPredFlag( uiAbsPartIdx ) ? 1 : 0 );
872	m_pcBinIf->encodeBin( uiSymbol, m_cResPredFlagSCModel.get( 0, 0, uiCtx ) );
873	}
874	#endif
875
876	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
877	{
878	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
879	return;
880
881	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
882	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
883
884	assert( uiCtx < 3 );
885	m_pcBinIf->encodeBin( uiCurrSplitFlag, m_cCUSplitFlagSCModel.get( 0, 0, uiCtx ) );
886	#if OL_DEPTHLIMIT_A0044
887	if(pcCU->getPartDumpFlag())
888	{
889	if(pcCU->getSlice()->isIntra() \|\| (!pcCU->getSlice()->isIntra() && uiCurrSplitFlag!=0))
890	{
891	pcCU->updatePartInfo(uiCurrSplitFlag,uiDepth);
892	pcCU->incrementPartInfo();
893	}
894	}
895	#endif
896	DTRACE_CABAC_VL( g_nSymbolCounter++ )
897	DTRACE_CABAC_T( "\tSplitFlag\n" )
898	return;
899	}
900
901	Void TEncSbac::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
902	{
903	m_pcBinIf->encodeBin( uiSymbol, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiCtx ) );
904	DTRACE_CABAC_VL( g_nSymbolCounter++ )
905	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
906	DTRACE_CABAC_T( "\tsymbol=" )
907	DTRACE_CABAC_V( uiSymbol )
908	DTRACE_CABAC_T( "\tctx=" )
909	DTRACE_CABAC_V( uiCtx )
910	DTRACE_CABAC_T( "\n" )
911	}
912
913	#if LGE_EDGE_INTRA
914	Void TEncSbac::xCodeEdgeIntraInfo( TComDataCU* pcCU, UInt uiPartIdx )
915	{
916	UInt uiDepth = pcCU->getDepth( uiPartIdx ) + (pcCU->getPartitionSize( uiPartIdx ) == SIZE_NxN ? 1 : 0);
917	UInt uiCtxEdgeIntra = pcCU->getCtxEdgeIntra( uiPartIdx );
918	UChar* pucSymbolList = pcCU->getEdgeCode( uiPartIdx );
919	UChar ucEdgeNumber = pcCU->getEdgeNumber( uiPartIdx );
920	Bool bLeft = pcCU->getEdgeLeftFirst( uiPartIdx );
921	UChar ucStart = pcCU->getEdgeStartPos( uiPartIdx );
922	UInt uiSymbol;
923
924	// 1. Top(0) or Left(1)
925	uiSymbol = (bLeft == false) ? 0 : 1;
926	m_pcBinIf->encodeBinEP( uiSymbol );
927
928	// 2. Start position (lowest bit first)
929	uiSymbol = ucStart;
930	for( UInt ui = 6; ui > uiDepth; ui-- ) // 64(0)->6, 32(1)->5, 16(2)->4, 8(3)->3, 4(4)->2
931	{
932	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
933	uiSymbol >>= 1;
934	}
935
936	// 3. Number of edges
937	uiSymbol = ucEdgeNumber > 0 ? ucEdgeNumber - 1 : 0;
938	for( UInt ui = 7; ui > uiDepth; ui-- ) // 64(0)->7, 32(1)->6, 16(2)->5, 8(3)->4, 4(4)->3
939	{
940	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
941	uiSymbol >>= 1;
942	}
943
944	if(uiSymbol != 0)
945	{
946	printf(" ucEdgeNumber %d at depth %d\n",ucEdgeNumber, uiDepth);
947	assert(false);
948	}
949
950	// 4. Edges
951	for( Int iPtr2 = 0; iPtr2 < ucEdgeNumber; iPtr2++ )
952	{
953	UInt uiReorderSymbol = pucSymbolList[iPtr2];
954
955	//printf ("Ptr = %d, Symbol = %d\n", iPtr2, uiSymbol);
956
957	// Left-friendly direction (Top start)
958	// 0 ( 0deg) => 0
959	// 1 ( 45deg) => 10
960	// 2 ( -45deg) => 110
961	// 3 ( 90deg) => 1110
962	// 4 ( -90deg) => 11110
963	// 5 ( 135deg) => 111110
964	// 6 (-135deg) => 111111
965	// Right-friendly direction (Left start)
966	// 0 ( 0deg) => 0
967	// 2 ( -45deg) => 10
968	// 1 ( 45deg) => 110
969	// 4 ( -90deg) => 1110
970	// 3 ( 90deg) => 11110
971	// 6 (-135deg) => 111110
972	// 5 ( 135deg) => 111111
973
974	// refer to a paper "An efficient chain code with Huffman coding"
975
976	for( UInt ui = 0; ui < uiReorderSymbol; ui++ )
977	{
978	m_pcBinIf->encodeBin( 1, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
979	}
980
981	if( uiReorderSymbol != 6 )
982	m_pcBinIf->encodeBin( 0, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
983	}
984	}
985	#endif
986
987	Void TEncSbac::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx )
988	{
989	UInt uiDir = pcCU->getLumaIntraDir( uiAbsPartIdx );
990
991	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
992	if( pcCU->getSlice()->getSPS()->getUseDMM() && pcCU->getWidth( uiAbsPartIdx ) <= DMM_WEDGEMODEL_MAX_SIZE )
993	{
994	#if LGE_EDGE_INTRA
995	m_pcBinIf->encodeBin( uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX, m_cDmmFlagSCModel.get(0, 0, 0) );
996	#else
997	m_pcBinIf->encodeBin( uiDir >= NUM_INTRA_MODE, m_cDmmFlagSCModel.get(0, 0, 0) );
998	#endif
999	}
1000	#if LGE_EDGE_INTRA
1001	if( uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX )
1002	#else
1003	if( uiDir >= NUM_INTRA_MODE )
1004	#endif
1005	{
1006	assert( pcCU->getWidth( uiAbsPartIdx ) <= DMM_WEDGEMODEL_MAX_SIZE );
1007	UInt uiDMMode = uiDir - NUM_INTRA_MODE;
1008
1009	#if HHI_DMM_WEDGE_INTRA && HHI_DMM_PRED_TEX
1010	m_pcBinIf->encodeBin( (uiDMMode & 0x01), m_cDmmModeSCModel.get(0, 0, 0) );
1011	m_pcBinIf->encodeBin( (uiDMMode & 0x02) >> 1, m_cDmmModeSCModel.get(0, 0, 0) );
1012
1013	if( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && pcCU->getWidth( uiAbsPartIdx ) > 4 )
1014	{
1015	m_pcBinIf->encodeBin( (uiDMMode & 0x04) >> 2, m_cDmmModeSCModel.get(0, 0, 0) );
1016	}
1017	#else
1018	m_pcBinIf->encodeBin( (uiDMMode & 0x01), m_cDmmModeSCModel.get(0, 0, 0) );
1019
1020	if( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && pcCU->getWidth( uiAbsPartIdx ) > 4 )
1021	{
1022	m_pcBinIf->encodeBin( (uiDMMode & 0x02) >> 1, m_cDmmModeSCModel.get(0, 0, 0) );
1023	}
1024	#endif
1025	#if HHI_DMM_WEDGE_INTRA
1026	if( uiDir == DMM_WEDGE_FULL_IDX ) { xCodeWedgeFullInfo ( pcCU, uiAbsPartIdx ); }
1027	if( uiDir == DMM_WEDGE_FULL_D_IDX ) { xCodeWedgeFullDeltaInfo ( pcCU, uiAbsPartIdx ); }
1028	if( uiDir == DMM_WEDGE_PREDDIR_IDX ) { xCodeWedgePredDirInfo ( pcCU, uiAbsPartIdx ); }
1029	if( uiDir == DMM_WEDGE_PREDDIR_D_IDX ) { xCodeWedgePredDirDeltaInfo ( pcCU, uiAbsPartIdx ); }
1030	#endif
1031	#if HHI_DMM_PRED_TEX
1032	if( uiDir == DMM_WEDGE_PREDTEX_D_IDX ) { xCodeWedgePredTexDeltaInfo ( pcCU, uiAbsPartIdx ); }
1033	if( uiDir == DMM_CONTOUR_PREDTEX_D_IDX ) { xCodeContourPredTexDeltaInfo( pcCU, uiAbsPartIdx ); }
1034	#endif
1035	}
1036	else
1037	#if LGE_EDGE_INTRA
1038	if ( uiDir >= EDGE_INTRA_IDX)
1039	{
1040	m_pcBinIf->encodeBin( 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1041	m_pcBinIf->encodeBinsEP( 63, 6 );
1042	xCodeEdgeIntraInfo( pcCU, uiAbsPartIdx );
1043	#if LGE_EDGE_INTRA_DELTA_DC
1044	m_pcBinIf->encodeBin( (uiDir == EDGE_INTRA_DELTA_IDX), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 0) );
1045	if( uiDir == EDGE_INTRA_DELTA_IDX )
1046	{
1047	Int iDeltaDC0 = pcCU->getEdgeDeltaDC0( uiAbsPartIdx );
1048	Int iDeltaDC1 = pcCU->getEdgeDeltaDC1( uiAbsPartIdx );
1049
1050	xWriteExGolombLevel( UInt( abs( iDeltaDC0 ) ), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1051	if ( iDeltaDC0 != 0 )
1052	{
1053	UInt uiSign = iDeltaDC0 > 0 ? 0 : 1;
1054	m_pcBinIf->encodeBinEP( uiSign );
1055	}
1056	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1057	if ( iDeltaDC1 != 0 )
1058	{
1059	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
1060	m_pcBinIf->encodeBinEP( uiSign );
1061	}
1062	}
1063	#endif
1064	}
1065	else
1066	#endif // LGE_EDGE_INTRA
1067	{
1068	#endif
1069	#if !LOGI_INTRA_NAME_3MPM
1070	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
1071	#endif
1072	#if LGE_EDGE_INTRA
1073	Bool bCodeEdgeIntra = false;
1074	if( pcCU->getSlice()->getSPS()->isDepth() )
1075	{
1076	UInt uiPUWidth = pcCU->getWidth( uiAbsPartIdx ) >> (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0);
1077	if( uiPUWidth <= LGE_EDGE_INTRA_MAX_SIZE && uiPUWidth >= LGE_EDGE_INTRA_MIN_SIZE )
1078	bCodeEdgeIntra = true;
1079	}
1080	#endif
1081
1082	#if LOGI_INTRA_NAME_3MPM
1083	Int uiPreds[3] = {-1, -1, -1};
1084	#else
1085	Int uiPreds[2] = {-1, -1};
1086	#endif
1087	Int uiPredNum = pcCU->getIntraDirLumaPredictor(uiAbsPartIdx, uiPreds);
1088
1089	Int uiPredIdx = -1;
1090
1091	for(UInt i = 0; i < uiPredNum; i++)
1092	{
1093	if(uiDir == uiPreds[i])
1094	{
1095	uiPredIdx = i;
1096	}
1097	}
1098
1099	if(uiPredIdx != -1)
1100	{
1101	m_pcBinIf->encodeBin( 1, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1102	#if LOGI_INTRA_NAME_3MPM
1103	m_pcBinIf->encodeBinEP( uiPredIdx ? 1 : 0 );
1104	if (uiPredIdx)
1105	{
1106	m_pcBinIf->encodeBinEP( uiPredIdx-1 );
1107	}
1108	#else
1109	m_pcBinIf->encodeBinEP( uiPredIdx );
1110	#endif
1111	}
1112	else
1113	{
1114	m_pcBinIf->encodeBin( 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1115
1116	#if LOGI_INTRA_NAME_3MPM
1117	if (uiPreds[0] > uiPreds[1])
1118	{
1119	std::swap(uiPreds[0], uiPreds[1]);
1120	}
1121	if (uiPreds[0] > uiPreds[2])
1122	{
1123	std::swap(uiPreds[0], uiPreds[2]);
1124	}
1125	if (uiPreds[1] > uiPreds[2])
1126	{
1127	std::swap(uiPreds[1], uiPreds[2]);
1128	}
1129	#endif
1130
1131	for(Int i = (uiPredNum - 1); i >= 0; i--)
1132	{
1133	uiDir = uiDir > uiPreds[i] ? uiDir - 1 : uiDir;
1134	}
1135
1136	#if LOGI_INTRA_NAME_3MPM
1137	m_pcBinIf->encodeBinsEP( uiDir, 5 );
1138	#if LGE_EDGE_INTRA
1139	if (bCodeEdgeIntra)
1140	if (uiDir == 31) m_pcBinIf->encodeBinsEP(0,1);
1141	#endif
1142	#else
1143	if ( uiDir < 31 )
1144	{
1145	m_pcBinIf->encodeBinsEP( uiDir, g_aucIntraModeBitsAng[ iIntraIdx ] - 1 );
1146	}
1147	else
1148	{
1149	m_pcBinIf->encodeBinsEP( 31, 5 );
1150	m_pcBinIf->encodeBinEP( uiDir - 31 );
1151	}
1152	#endif
1153	}
1154	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1155	}
1156	#endif
1157	return;
1158	}
1159
1160	Void TEncSbac::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1161	{
1162	UInt uiIntraDirChroma = pcCU->getChromaIntraDir( uiAbsPartIdx );
1163
1164	if( uiIntraDirChroma == DM_CHROMA_IDX )
1165	{
1166	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1167	}
1168	else if( uiIntraDirChroma == LM_CHROMA_IDX )
1169	{
1170	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1171	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 1 ) );
1172	}
1173	else
1174	{
1175	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1176	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1177
1178	for( Int i = 0; i < NUM_CHROMA_MODE - 2; i++ )
1179	{
1180	if( uiIntraDirChroma == uiAllowedChromaDir[i] )
1181	{
1182	uiIntraDirChroma = i;
1183	break;
1184	}
1185	}
1186	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1187
1188	if (pcCU->getSlice()->getSPS()->getUseLMChroma())
1189	{
1190	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 1 ));
1191	}
1192	#if CHROMA_MODE_CODING
1193	m_pcBinIf->encodeBinsEP( uiIntraDirChroma, 2 );
1194	#else
1195	xWriteUnaryMaxSymbol( uiIntraDirChroma, m_cCUChromaPredSCModel.get( 0, 0 ) + 1, 0, 3 );
1196	#endif
1197	}
1198	return;
1199	}
1200
1201	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1202	{
1203	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1204	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1205	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1206	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1207
1208	return;
1209	}
1210
1211	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1212	{
1213	if ( pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C) > 0 && pcCU->getInterDir( uiAbsPartIdx ) != 3)
1214	{
1215	Int iRefFrame = pcCU->getSlice()->getRefIdxOfLC(eRefList, pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx ));
1216
1217	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1218	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1219
1220	if( iRefFrame > 0 )
1221	{
1222	xWriteUnaryMaxSymbol( iRefFrame - 1, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C )-2 );
1223	}
1224	}
1225	else
1226	{
1227	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
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( eRefList )-2 );
1234	}
1235	}
1236	return;
1237	}
1238
1239	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1240	{
1241	#if H0111_MVD_L1_ZERO
1242	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1243	{
1244	return;
1245	}
1246	#endif
1247
1248	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1249	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1250	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1251	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1252
1253	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1254	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1255
1256	const Bool bHorAbsGr0 = iHor != 0;
1257	const Bool bVerAbsGr0 = iVer != 0;
1258	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1259	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1260	pCtx++;
1261
1262	if( bHorAbsGr0 )
1263	{
1264	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1265	}
1266
1267	if( bVerAbsGr0 )
1268	{
1269	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1270	}
1271
1272	if( bHorAbsGr0 )
1273	{
1274	if( uiHorAbs > 1 )
1275	{
1276	xWriteEpExGolomb( uiHorAbs-2, 1 );
1277	}
1278
1279	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1280	}
1281
1282	if( bVerAbsGr0 )
1283	{
1284	if( uiVerAbs > 1 )
1285	{
1286	xWriteEpExGolomb( uiVerAbs-2, 1 );
1287	}
1288
1289	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1290	}
1291
1292	return;
1293	}
1294
1295	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1296	{
1297	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1298
1299	#if H0736_AVC_STYLE_QP_RANGE
1300	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1301	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1302	#else
1303	#if LOSSLESS_CODING
1304	if(pcCU->getSlice()->getSPS()->getUseLossless())
1305	{
1306	if(iDQp > 25)
1307	{
1308	iDQp = iDQp - 52;
1309	}
1310	if(iDQp < -26)
1311	{
1312	iDQp = iDQp + 52;
1313	}
1314	}
1315	#endif
1316	#endif
1317
1318	if ( iDQp == 0 )
1319	{
1320	m_pcBinIf->encodeBin( 0, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1321	}
1322	else
1323	{
1324	m_pcBinIf->encodeBin( 1, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1325
1326	UInt uiSign = (iDQp > 0 ? 0 : 1);
1327	#if !H0736_AVC_STYLE_QP_RANGE
1328	UInt uiQpBdOffsetY = 6*(g_uiBitIncrement + g_uiBitDepth - 8);
1329	#endif
1330
1331	m_pcBinIf->encodeBinEP(uiSign);
1332
1333	#if H0736_AVC_STYLE_QP_RANGE
1334	assert(iDQp >= -(26+(qpBdOffsetY/2)));
1335	assert(iDQp <= (25+(qpBdOffsetY/2)));
1336
1337	UInt uiMaxAbsDQpMinus1 = 24 + (qpBdOffsetY/2) + (uiSign);
1338	#else
1339	assert(iDQp >= -(26+(Int)(uiQpBdOffsetY/2)));
1340	assert(iDQp <= (25+(Int)(uiQpBdOffsetY/2)));
1341
1342	UInt uiMaxAbsDQpMinus1 = 24 + (uiQpBdOffsetY/2) + (uiSign);
1343	#endif
1344	UInt uiAbsDQpMinus1 = (UInt)((iDQp > 0)? iDQp : (-iDQp)) - 1;
1345	xWriteUnaryMaxSymbol( uiAbsDQpMinus1, &m_cCUDeltaQpSCModel.get( 0, 0, 1 ), 1, uiMaxAbsDQpMinus1);
1346	}
1347
1348	return;
1349	}
1350
1351	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1352	{
1353	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1354	UInt uiCtx = pcCU->getCtxQtCbf( uiAbsPartIdx, eType, uiTrDepth );
1355	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1356	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1357	DTRACE_CABAC_T( "\tparseQtCbf()" )
1358	DTRACE_CABAC_T( "\tsymbol=" )
1359	DTRACE_CABAC_V( uiCbf )
1360	DTRACE_CABAC_T( "\tctx=" )
1361	DTRACE_CABAC_V( uiCtx )
1362	DTRACE_CABAC_T( "\tetype=" )
1363	DTRACE_CABAC_V( eType )
1364	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1365	DTRACE_CABAC_V( uiAbsPartIdx )
1366	DTRACE_CABAC_T( "\n" )
1367	}
1368
1369	#if BURST_IPCM
1370	/** Code I_PCM information.
1371	* \param pcCU pointer to CU
1372	* \param uiAbsPartIdx CU index
1373	* \param numIPCM the number of succesive IPCM blocks with the same size
1374	* \param firstIPCMFlag
1375	* \returns Void
1376	*/
1377	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, Int numIPCM, Bool firstIPCMFlag)
1378	#else
1379	/** Code I_PCM information.
1380	* \param pcCU pointer to CU
1381	* \param uiAbsPartIdx CU index
1382	* \returns Void
1383	*
1384	* If I_PCM flag indicates that the CU is I_PCM, code its PCM alignment bits and codes.
1385	*/
1386	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx)
1387	#endif
1388	{
1389	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1390
1391	#if BURST_IPCM
1392	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1393
1394	if( uiIPCM == 0 \|\| firstIPCMFlag)
1395	{
1396	m_pcBinIf->encodeBinTrm (uiIPCM);
1397
1398	if ( firstIPCMFlag )
1399	{
1400	m_pcBinIf->encodeNumSubseqIPCM( numIPCM - 1 );
1401	m_pcBinIf->encodePCMAlignBits();
1402	}
1403	}
1404	#else
1405	m_pcBinIf->encodeBinTrm (uiIPCM);
1406	#endif
1407
1408	#if BURST_IPCM
1409	if (writePCMSampleFlag)
1410	#else
1411	if (uiIPCM)
1412	#endif
1413	{
1414	#if !BURST_IPCM
1415	m_pcBinIf->encodePCMAlignBits();
1416	#endif
1417	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1418	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1419	UInt uiChromaOffset = uiLumaOffset>>2;
1420	Pel* piPCMSample;
1421	UInt uiWidth;
1422	UInt uiHeight;
1423	UInt uiSampleBits;
1424	UInt uiX, uiY;
1425
1426	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1427	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1428	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1429	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1430
1431	for(uiY = 0; uiY < uiHeight; uiY++)
1432	{
1433	for(uiX = 0; uiX < uiWidth; uiX++)
1434	{
1435	UInt uiSample = piPCMSample[uiX];
1436
1437	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1438	}
1439	piPCMSample += uiWidth;
1440	}
1441
1442	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1443	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1444	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1445	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1446
1447	for(uiY = 0; uiY < uiHeight; uiY++)
1448	{
1449	for(uiX = 0; uiX < uiWidth; uiX++)
1450	{
1451	UInt uiSample = piPCMSample[uiX];
1452
1453	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1454	}
1455	piPCMSample += uiWidth;
1456	}
1457
1458	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
1459	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1460	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1461	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1462
1463	for(uiY = 0; uiY < uiHeight; uiY++)
1464	{
1465	for(uiX = 0; uiX < uiWidth; uiX++)
1466	{
1467	UInt uiSample = piPCMSample[uiX];
1468
1469	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1470	}
1471	piPCMSample += uiWidth;
1472	}
1473	#if BURST_IPCM
1474	numIPCM--;
1475	if(numIPCM == 0)
1476	{
1477	m_pcBinIf->resetBac();
1478	}
1479	#else
1480	m_pcBinIf->resetBac();
1481	#endif
1482	}
1483	}
1484
1485	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1486	{
1487	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1488	UInt uiCtx = 0;
1489	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1490	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1491	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1492	DTRACE_CABAC_T( "\tsymbol=" )
1493	DTRACE_CABAC_V( uiCbf )
1494	DTRACE_CABAC_T( "\tctx=" )
1495	DTRACE_CABAC_V( uiCtx )
1496	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1497	DTRACE_CABAC_V( uiAbsPartIdx )
1498	DTRACE_CABAC_T( "\n" )
1499	}
1500
1501	/** Encode (X,Y) position of the last significant coefficient
1502	* \param uiPosX X component of last coefficient
1503	* \param uiPosY Y component of last coefficient
1504	* \param width Block width
1505	* \param height Block height
1506	* \param eTType plane type / luminance or chrominance
1507	* \param uiScanIdx scan type (zig-zag, hor, ver)
1508	* This method encodes the X and Y component within a block of the last significant coefficient.
1509	*/
1510	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1511	{
1512	// swap
1513	if( uiScanIdx == SCAN_VER )
1514	{
1515	swap( uiPosX, uiPosY );
1516	}
1517
1518	UInt uiCtxLast;
1519	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1520	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1521	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1522	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1523
1524	// posX
1525	#if LAST_CTX_REDUCTION
1526	Int widthCtx = eTType? 4: width;
1527	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ widthCtx ] ( g_aucConvertToBit[ widthCtx ] + 3 ) );
1528	#else
1529	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ width ] ( g_aucConvertToBit[ width ] + 3 ) );
1530	#endif
1531	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1532	{
1533	#if LAST_CTX_REDUCTION
1534	if (eTType)
1535	{
1536	m_pcBinIf->encodeBin( 1, *( pCtxX + (uiCtxLast>>g_aucConvertToBit[ width ]) ) );
1537	}
1538	else
1539	{
1540	#endif
1541	m_pcBinIf->encodeBin( 1, *( pCtxX + puiCtxIdxX[ uiCtxLast ] ) );
1542	#if LAST_CTX_REDUCTION
1543	}
1544	#endif
1545	}
1546	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1547	{
1548	#if LAST_CTX_REDUCTION
1549	if ( eTType )
1550	{
1551	m_pcBinIf->encodeBin( 0, *( pCtxX + (uiCtxLast>>g_aucConvertToBit[ width ]) ) );
1552	}
1553	else
1554	{
1555	#endif
1556	m_pcBinIf->encodeBin( 0, *( pCtxX + puiCtxIdxX[ uiCtxLast ] ) );
1557	#if LAST_CTX_REDUCTION
1558	}
1559	#endif
1560	}
1561
1562	// posY
1563	#if LAST_CTX_REDUCTION
1564	Int heightCtx = eTType? 4: height;
1565	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ heightCtx ] ( g_aucConvertToBit[ heightCtx ] + 3 ) );
1566	#else
1567	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ height ] ( g_aucConvertToBit[ height ] + 3 ) );
1568	#endif
1569	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1570	{
1571	#if LAST_CTX_REDUCTION
1572	if (eTType)
1573	{
1574	m_pcBinIf->encodeBin( 1, *( pCtxY + (uiCtxLast>>g_aucConvertToBit[ height ])));
1575	}
1576	else
1577	{
1578	#endif
1579	m_pcBinIf->encodeBin( 1, *( pCtxY + puiCtxIdxY[ uiCtxLast ] ) );
1580	#if LAST_CTX_REDUCTION
1581	}
1582	#endif
1583	}
1584	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1585	{
1586	#if LAST_CTX_REDUCTION
1587	if (eTType)
1588	{
1589	m_pcBinIf->encodeBin( 0, *( pCtxY + (uiCtxLast>>g_aucConvertToBit[ height ]) ) );
1590	}
1591	else
1592	{
1593	#endif
1594	m_pcBinIf->encodeBin( 0, *( pCtxY + puiCtxIdxY[ uiCtxLast ] ) );
1595	#if LAST_CTX_REDUCTION
1596	}
1597	#endif
1598	}
1599	if ( uiGroupIdxX > 3 )
1600	{
1601	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1602	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1603	for (Int i = uiCount - 1 ; i >= 0; i-- )
1604	{
1605	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1606	}
1607	}
1608	if ( uiGroupIdxY > 3 )
1609	{
1610	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1611	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1612	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1613	{
1614	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1615	}
1616	}
1617	}
1618
1619	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1620	{
1621	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1622	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1623	DTRACE_CABAC_V( eTType )
1624	DTRACE_CABAC_T( "\twidth=" )
1625	DTRACE_CABAC_V( uiWidth )
1626	DTRACE_CABAC_T( "\theight=" )
1627	DTRACE_CABAC_V( uiHeight )
1628	DTRACE_CABAC_T( "\tdepth=" )
1629	DTRACE_CABAC_V( uiDepth )
1630	DTRACE_CABAC_T( "\tabspartidx=" )
1631	DTRACE_CABAC_V( uiAbsPartIdx )
1632	DTRACE_CABAC_T( "\ttoCU-X=" )
1633	DTRACE_CABAC_V( pcCU->getCUPelX() )
1634	DTRACE_CABAC_T( "\ttoCU-Y=" )
1635	DTRACE_CABAC_V( pcCU->getCUPelY() )
1636	DTRACE_CABAC_T( "\tCU-addr=" )
1637	DTRACE_CABAC_V( pcCU->getAddr() )
1638	DTRACE_CABAC_T( "\tinCU-X=" )
1639	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1640	DTRACE_CABAC_T( "\tinCU-Y=" )
1641	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1642	DTRACE_CABAC_T( "\tpredmode=" )
1643	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1644	DTRACE_CABAC_T( "\n" )
1645
1646	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1647	{
1648	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1649	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1650	}
1651
1652	UInt uiNumSig = 0;
1653
1654	// compute number of significant coefficients
1655	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1656
1657	if ( uiNumSig == 0 )
1658	return;
1659
1660	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1661
1662	//----- encode significance map -----
1663	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1664	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1665	if (uiScanIdx == SCAN_ZIGZAG)
1666	{
1667	// Map zigzag to diagonal scan
1668	uiScanIdx = SCAN_DIAG;
1669	}
1670	Int blockType = uiLog2BlockSize;
1671	if (uiWidth != uiHeight)
1672	{
1673	uiScanIdx = SCAN_DIAG;
1674	blockType = 4;
1675	}
1676
1677	const UInt * scan;
1678	if (uiWidth == uiHeight)
1679	{
1680	scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1681	}
1682	else
1683	{
1684	scan = g_sigScanNSQT[ uiLog2BlockSize - 2 ];
1685	}
1686
1687	#if MULTIBITS_DATA_HIDING
1688	UInt const tsig = pcCU->getSlice()->getPPS()->getTSIG();
1689	#if LOSSLESS_CODING
1690	Bool beValid;
1691	if (pcCU->isLosslessCoded(uiAbsPartIdx))
1692	{
1693	beValid = false;
1694	}
1695	else
1696	{
1697	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1698	}
1699	#else
1700	Bool beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1701	#endif
1702	#endif
1703
1704	// Find position of last coefficient
1705	Int scanPosLast = -1;
1706	Int posLast;
1707
1708	const UInt * scanCG;
1709	if (uiWidth == uiHeight)
1710	{
1711	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1712	#if MULTILEVEL_SIGMAP_EXT
1713	if( uiLog2BlockSize == 3 )
1714	{
1715	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1716	}
1717	else if( uiLog2BlockSize == 5 )
1718	{
1719	scanCG = g_sigLastScanCG32x32;
1720	}
1721	#endif
1722	}
1723	else
1724	{
1725	scanCG = g_sigCGScanNSQT[ uiLog2BlockSize - 2 ];
1726	}
1727	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1728	static const UInt uiShift = MLS_CG_SIZE >> 1;
1729	const UInt uiNumBlkSide = uiWidth >> uiShift;
1730
1731	#if !MULTILEVEL_SIGMAP_EXT
1732	if( blockType > 3 )
1733	{
1734	#endif
1735	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1736
1737	do
1738	{
1739	posLast = scan[ ++scanPosLast ];
1740
1741	// get L1 sig map
1742	UInt uiPosY = posLast >> uiLog2BlockSize;
1743	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1744	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1745	#if MULTILEVEL_SIGMAP_EXT
1746	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1747	{
1748	if( uiScanIdx == SCAN_HOR )
1749	{
1750	uiBlkIdx = uiPosY >> 1;
1751	}
1752	else if( uiScanIdx == SCAN_VER )
1753	{
1754	uiBlkIdx = uiPosX >> 1;
1755	}
1756	}
1757	#endif
1758	if( pcCoef[ posLast ] )
1759	{
1760	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1761	}
1762
1763	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1764	}
1765	while ( uiNumSig > 0 );
1766	#if !MULTILEVEL_SIGMAP_EXT
1767	}
1768	else
1769	{
1770
1771	do
1772	{
1773	posLast = scan[ ++scanPosLast ];
1774	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1775	}
1776	while ( uiNumSig > 0 );
1777
1778	}
1779	#endif
1780
1781	// Code position of last coefficient
1782	Int posLastY = posLast >> uiLog2BlockSize;
1783	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1784	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1785
1786	//===== code significance flag =====
1787	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1788	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1789
1790
1791	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1792	UInt uiNumOne = 0;
1793	UInt uiGoRiceParam = 0;
1794	Int iScanPosSig = scanPosLast;
1795
1796	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1797	{
1798	Int numNonZero = 0;
1799	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1800	uiGoRiceParam = 0;
1801	Int absCoeff[16];
1802	UInt coeffSigns = 0;
1803
1804	#if MULTIBITS_DATA_HIDING
1805	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1806	#endif
1807
1808	if( iScanPosSig == scanPosLast )
1809	{
1810	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1811	coeffSigns = ( pcCoef[ posLast ] < 0 );
1812	numNonZero = 1;
1813	#if MULTIBITS_DATA_HIDING
1814	lastNZPosInCG = iScanPosSig;
1815	firstNZPosInCG = iScanPosSig;
1816	#endif
1817	iScanPosSig--;
1818	}
1819
1820	#if !MULTILEVEL_SIGMAP_EXT
1821	if( blockType > 3 )
1822	{
1823	#endif
1824	// encode significant_coeffgroup_flag
1825	Int iCGBlkPos = scanCG[ iSubSet ];
1826	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1827	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1828	#if MULTILEVEL_SIGMAP_EXT
1829	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1830	{
1831	iCGPosY = (uiScanIdx == SCAN_HOR ? iCGBlkPos : 0);
1832	iCGPosX = (uiScanIdx == SCAN_VER ? iCGBlkPos : 0);
1833	}
1834	#endif
1835	#if !REMOVE_INFER_SIGGRP
1836	Bool bInferredCGFlag = false;
1837	#endif
1838	#if REMOVE_INFER_SIGGRP
1839	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1840	#else
1841	if( iSubSet == iLastScanSet )
1842	#endif
1843	{
1844	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1845	}
1846	else
1847	{
1848	#if !REMOVE_INFER_SIGGRP
1849	#if MULTILEVEL_SIGMAP_EXT
1850	if( !TComTrQuant::bothCGNeighboursOne( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight ) && ( iSubSet ) )
1851	#else
1852	if( !TComTrQuant::bothCGNeighboursOne( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight ) && ( iSubSet ) )
1853	#endif
1854	{
1855	#endif
1856	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1857	#if MULTILEVEL_SIGMAP_EXT
1858	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight );
1859	#else
1860	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1861	#endif
1862	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1863	#if !REMOVE_INFER_SIGGRP
1864	}
1865	else
1866	{
1867	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1868	bInferredCGFlag = true;
1869	}
1870	#endif
1871	}
1872
1873	// encode significant_coeff_flag
1874	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1875	{
1876	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1877	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1878	{
1879	uiBlkPos = scan[ iScanPosSig ];
1880	uiPosY = uiBlkPos >> uiLog2BlockSize;
1881	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1882	uiSig = (pcCoef[ uiBlkPos ] != 0);
1883	#if REMOVE_INFER_SIGGRP
1884	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1885	#else
1886	if( iScanPosSig > iSubPos \|\| bInferredCGFlag \|\| numNonZero )
1887	#endif
1888	{
1889	uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
1890	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1891	}
1892	if( uiSig )
1893	{
1894	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1895	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1896	numNonZero++;
1897	#if MULTIBITS_DATA_HIDING
1898	if( lastNZPosInCG == -1 )
1899	{
1900	lastNZPosInCG = iScanPosSig;
1901	}
1902	firstNZPosInCG = iScanPosSig;
1903	#endif
1904	}
1905	}
1906	}
1907	else
1908	{
1909	iScanPosSig = iSubPos - 1;
1910	}
1911	#if !MULTILEVEL_SIGMAP_EXT
1912	}
1913	else
1914	{
1915
1916	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1917	{
1918	UInt uiBlkPos = scan[ iScanPosSig ];
1919	UInt uiPosY = uiBlkPos >> uiLog2BlockSize;
1920	UInt uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1921	UInt uiSig = 0;
1922	if( pcCoef[ uiBlkPos ] != 0 )
1923	{
1924	uiSig = 1;
1925	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1926	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1927	numNonZero++;
1928	#if MULTIBITS_DATA_HIDING
1929	if( lastNZPosInCG == -1 )
1930	{
1931	lastNZPosInCG = iScanPosSig;
1932	}
1933	firstNZPosInCG = iScanPosSig;
1934	#endif
1935	}
1936	UInt uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
1937	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1938	}
1939
1940	}
1941	#endif
1942
1943	if( numNonZero > 0 )
1944	{
1945	#if MULTIBITS_DATA_HIDING
1946	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= (Int)tsig );
1947	#endif // MULTIBITS_DATA_HIDING
1948
1949	UInt c1 = 1;
1950	#if !RESTRICT_GR1GR2FLAG_NUMBER
1951	UInt c2 = 0;
1952	#endif
1953	#if LEVEL_CTX_LUMA_RED
1954	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1955	#else
1956	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 3 : 0;
1957	#endif
1958
1959	if( uiNumOne > 0 )
1960	{
1961	uiCtxSet++;
1962	#if !LEVEL_CTX_LUMA_RED
1963	if( uiNumOne > 3 && eTType==TEXT_LUMA)
1964	{
1965	uiCtxSet++;
1966	}
1967	#endif
1968	}
1969
1970	uiNumOne >>= 1;
1971	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1972
1973	#if RESTRICT_GR1GR2FLAG_NUMBER
1974	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1975	Int firstC2FlagIdx = -1;
1976	for( Int idx = 0; idx < numC1Flag; idx++ )
1977	#else
1978	for ( Int idx = 0; idx < numNonZero; idx++ )
1979	#endif
1980	{
1981	UInt uiSymbol = absCoeff[ idx ] > 1;
1982	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
1983	if( uiSymbol )
1984	{
1985	c1 = 0;
1986
1987	#if RESTRICT_GR1GR2FLAG_NUMBER
1988	if (firstC2FlagIdx == -1)
1989	{
1990	firstC2FlagIdx = idx;
1991	}
1992	#endif
1993	}
1994	else if( (c1 < 3) && (c1 > 0) )
1995	{
1996	c1++;
1997	}
1998	}
1999
2000	if (c1 == 0)
2001	{
2002
2003	#if RESTRICT_GR1GR2FLAG_NUMBER
2004	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
2005	if ( firstC2FlagIdx != -1)
2006	{
2007	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
2008	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
2009	}
2010	#else
2011	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + 3 * uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + 3 * uiCtxSet;
2012	for ( Int idx = 0; idx < numNonZero; idx++ )
2013	{
2014	if( absCoeff[ idx ] > 1 )
2015	{
2016	UInt symbol = absCoeff[ idx ] > 2;
2017	m_pcBinIf->encodeBin( symbol, baseCtxMod[c2] );
2018	c2 += (c2 < 2);
2019	uiNumOne++;
2020	}
2021	}
2022	#endif
2023	}
2024
2025	#if MULTIBITS_DATA_HIDING
2026	if( beValid && signHidden )
2027	{
2028	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
2029	}
2030	else
2031	{
2032	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
2033	}
2034	#else
2035	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
2036	#endif
2037
2038	#if RESTRICT_GR1GR2FLAG_NUMBER
2039	Int iFirstCoeff2 = 1;
2040	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
2041	#else
2042	if (c1 == 0)
2043	#endif
2044	{
2045	for ( Int idx = 0; idx < numNonZero; idx++ )
2046	{
2047	#if RESTRICT_GR1GR2FLAG_NUMBER
2048	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
2049
2050	if( absCoeff[ idx ] >= baseLevel)
2051	{
2052	xWriteGoRiceExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
2053	}
2054	if(absCoeff[ idx ] >= 2)
2055	{
2056	iFirstCoeff2 = 0;
2057	uiNumOne++;
2058	}
2059	#else
2060	if ( absCoeff[ idx ] > 2 )
2061	{
2062	xWriteGoRiceExGolomb( absCoeff[ idx ] - 3, uiGoRiceParam );
2063	}
2064	#endif
2065	}
2066	}
2067	}
2068	else
2069	{
2070	uiNumOne >>= 1;
2071	}
2072	}
2073
2074	return;
2075	}
2076
2077	Void TEncSbac::codeAlfFlag ( UInt uiCode )
2078	{
2079	UInt uiSymbol = ( ( uiCode == 0 ) ? 0 : 1 );
2080	m_pcBinIf->encodeBin( uiSymbol, m_cALFFlagSCModel.get( 0, 0, 0 ) );
2081	}
2082
2083	Void TEncSbac::codeAlfCtrlFlag( UInt uiSymbol )
2084	{
2085	m_pcBinIf->encodeBin( uiSymbol, m_cCUAlfCtrlFlagSCModel.get( 0, 0, 0) );
2086	}
2087
2088	Void TEncSbac::codeAlfUvlc ( UInt uiCode )
2089	{
2090	Int i;
2091
2092	if ( uiCode == 0 )
2093	{
2094	m_pcBinIf->encodeBin( 0, m_cALFUvlcSCModel.get( 0, 0, 0 ) );
2095	}
2096	else
2097	{
2098	m_pcBinIf->encodeBin( 1, m_cALFUvlcSCModel.get( 0, 0, 0 ) );
2099	for ( i=0; i<uiCode-1; i++ )
2100	{
2101	m_pcBinIf->encodeBin( 1, m_cALFUvlcSCModel.get( 0, 0, 1 ) );
2102	}
2103	m_pcBinIf->encodeBin( 0, m_cALFUvlcSCModel.get( 0, 0, 1 ) );
2104	}
2105	}
2106
2107	Void TEncSbac::codeAlfSvlc ( Int iCode )
2108	{
2109	Int i;
2110
2111	if ( iCode == 0 )
2112	{
2113	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 0 ) );
2114	}
2115	else
2116	{
2117	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 0 ) );
2118
2119	// write sign
2120	if ( iCode > 0 )
2121	{
2122	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 1 ) );
2123	}
2124	else
2125	{
2126	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 1 ) );
2127	iCode = -iCode;
2128	}
2129
2130	// write magnitude
2131	for ( i=0; i<iCode-1; i++ )
2132	{
2133	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 2 ) );
2134	}
2135	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 2 ) );
2136	}
2137	}
2138
2139	Void TEncSbac::codeSaoFlag ( UInt uiCode )
2140	{
2141	UInt uiSymbol = ( ( uiCode == 0 ) ? 0 : 1 );
2142	m_pcBinIf->encodeBin( uiSymbol, m_cSaoFlagSCModel.get( 0, 0, 0 ) );
2143	}
2144
2145	Void TEncSbac::codeSaoUvlc ( UInt uiCode )
2146	{
2147	Int i;
2148
2149	if ( uiCode == 0 )
2150	{
2151	m_pcBinIf->encodeBin( 0, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
2152	}
2153	else
2154	{
2155	m_pcBinIf->encodeBin( 1, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
2156	for ( i=0; i<uiCode-1; i++ )
2157	{
2158	m_pcBinIf->encodeBin( 1, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
2159	}
2160	m_pcBinIf->encodeBin( 0, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
2161	}
2162	}
2163
2164	Void TEncSbac::codeSaoSvlc ( Int iCode )
2165	{
2166	Int i;
2167
2168	if ( iCode == 0 )
2169	{
2170	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
2171	}
2172	else
2173	{
2174	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
2175
2176	// write sign
2177	if ( iCode > 0 )
2178	{
2179	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
2180	}
2181	else
2182	{
2183	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
2184	iCode = -iCode;
2185	}
2186
2187	// write magnitude
2188	for ( i=0; i<iCode-1; i++ )
2189	{
2190	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
2191	}
2192	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
2193	}
2194	}
2195	#if SAO_UNIT_INTERLEAVING
2196	/** Code SAO band position
2197	* \param uiCode
2198	*/
2199	Void TEncSbac::codeSaoUflc ( UInt uiCode )
2200	{
2201	for (Int i=0;i<5;i++)
2202	{
2203	m_pcBinIf->encodeBinEP ( (uiCode>>i) &0x01 );
2204	}
2205	}
2206	/** Code SAO merge left flag
2207	* \param uiCode
2208	* \param uiCompIdx
2209	*/
2210	Void TEncSbac::codeSaoMergeLeft ( UInt uiCode, UInt uiCompIdx )
2211	{
2212	if (uiCode == 0)
2213	{
2214	m_pcBinIf->encodeBin(0, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ));
2215	}
2216	else
2217	{
2218	m_pcBinIf->encodeBin(1, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ));
2219	}
2220	}
2221	/** Code SAO merge up flag
2222	* \param uiCode
2223	*/
2224	Void TEncSbac::codeSaoMergeUp ( UInt uiCode)
2225	{
2226	if (uiCode == 0)
2227	{
2228	m_pcBinIf->encodeBin(0, m_cSaoMergeUpSCModel.get( 0, 0, 0 ));
2229	}
2230	else
2231	{
2232	m_pcBinIf->encodeBin(1, m_cSaoMergeUpSCModel.get( 0, 0, 0 ));
2233	}
2234	}
2235	/** Code SAO type index
2236	* \param uiCode
2237	*/
2238	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
2239	{
2240	Int i;
2241	if ( uiCode == 0 )
2242	{
2243	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2244	}
2245	else
2246	{
2247	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2248	for ( i=0; i<uiCode-1; i++ )
2249	{
2250	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2251	}
2252	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2253	}
2254	}
2255	#endif
2256	/*!
2257	****************************************************************************
2258	* \brief
2259	* estimate bit cost for CBP, significant map and significant coefficients
2260	****************************************************************************
2261	*/
2262	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2263	{
2264	estCBFBit( pcEstBitsSbac, 0, eTType );
2265
2266	estSignificantCoeffGroupMapBit( pcEstBitsSbac, 0, eTType );
2267
2268	// encode significance map
2269	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
2270
2271	// encode significant coefficients
2272	estSignificantCoefficientsBit( pcEstBitsSbac, 0, eTType );
2273	}
2274
2275	/*!
2276	****************************************************************************
2277	* \brief
2278	* estimate bit cost for each CBP bit
2279	****************************************************************************
2280	*/
2281	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2282	{
2283	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
2284
2285	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
2286	{
2287	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2288	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2289	}
2290
2291	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
2292
2293	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
2294	{
2295	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2296	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2297	}
2298	}
2299
2300
2301	/*!
2302	****************************************************************************
2303	* \brief
2304	* estimate SAMBAC bit cost for significant coefficient group map
2305	****************************************************************************
2306	*/
2307	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2308	{
2309	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
2310
2311	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2312	{
2313	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2314	{
2315	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
2316	}
2317	}
2318	}
2319
2320
2321	/*!
2322	****************************************************************************
2323	* \brief
2324	* estimate SAMBAC bit cost for significant coefficient map
2325	****************************************************************************
2326	*/
2327	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2328	{
2329	Int firstCtx = 0, numCtx = (eTType == TEXT_LUMA) ? 9 : 6;
2330	if (std::max(width, height) >= 16)
2331	{
2332	firstCtx = (eTType == TEXT_LUMA) ? 20 : 17;
2333	numCtx = (eTType == TEXT_LUMA) ? 7 : 4;
2334	}
2335	else if (width == 8)
2336	{
2337	firstCtx = (eTType == TEXT_LUMA) ? 9 : 6;
2338	numCtx = 11;
2339	}
2340
2341	if (eTType == TEXT_LUMA )
2342	{
2343	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2344	{
2345	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2346	{
2347	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2348	}
2349	}
2350	}
2351	else
2352	{
2353	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2354	{
2355	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2356	{
2357	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2358	}
2359	}
2360	}
2361	Int iBitsX = 0, iBitsY = 0;
2362	const UInt *puiCtxIdx;
2363	Int ctx;
2364	#if LAST_CTX_REDUCTION
2365	Int widthCtx = eTType? 4 : width;
2366	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ widthCtx ]*(g_aucConvertToBit[ widthCtx ]+3));
2367	#else
2368	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ width ]*(g_aucConvertToBit[ width ]+3));
2369	#endif
2370	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2371	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2372	{
2373	Int ctxOffset = puiCtxIdx[ ctx ];
2374	#if LAST_CTX_REDUCTION
2375	if (eTType)
2376	{
2377	Int ctxOffsetC = ctx>>g_aucConvertToBit[ width ];
2378	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffsetC ].getEntropyBits( 0 );
2379	iBitsX += pCtxX[ ctxOffsetC].getEntropyBits( 1 );
2380	}
2381	else
2382	{
2383	#endif
2384	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2385	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2386	#if LAST_CTX_REDUCTION
2387	}
2388	#endif
2389	}
2390	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2391
2392	#if LAST_CTX_REDUCTION
2393	Int heightCtx = eTType? 4 : height;
2394	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ heightCtx ]*(g_aucConvertToBit[ heightCtx ]+3));
2395	#else
2396	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ height ]*(g_aucConvertToBit[ height ]+3));
2397	#endif
2398	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2399	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2400	{
2401	Int ctxOffset = puiCtxIdx[ ctx ];
2402	#if LAST_CTX_REDUCTION
2403	if (eTType)
2404	{
2405	Int ctxOffsetC = ctx>>g_aucConvertToBit[ height ];
2406	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffsetC ].getEntropyBits( 0 );
2407	iBitsY += pCtxY[ctxOffsetC].getEntropyBits( 1 );
2408	}
2409	else
2410	{
2411	#endif
2412	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2413	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2414	#if LAST_CTX_REDUCTION
2415	}
2416	#endif
2417	}
2418	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2419	}
2420
2421	/*!
2422	****************************************************************************
2423	* \brief
2424	* estimate bit cost of significant coefficient
2425	****************************************************************************
2426	*/
2427	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2428	{
2429	if (eTType==TEXT_LUMA)
2430	{
2431	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2432	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2433
2434	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2435	{
2436	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2437	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2438	}
2439
2440	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2441	{
2442	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2443	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2444	}
2445	}
2446	else
2447	{
2448	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2449	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2450
2451	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; ctxIdx++)
2452	{
2453	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2454	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2455	}
2456
2457	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_CHROMA; ctxIdx++)
2458	{
2459	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2460	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2461	}
2462	}
2463	}
2464
2465	/**
2466	- Initialize our context information from the nominated source.
2467	.
2468	\param pSrc From where to copy context information.
2469	*/
2470	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2471	{
2472	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2473	}
2474
2475	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2476	{
2477	this->xCopyContextsFrom(pScr);
2478	}
2479
2480	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX \|\| (LGE_EDGE_INTRA && LGE_EDGE_INTRA_DELTA_DC)
2481	Void TEncSbac::xWriteExGolombLevel( UInt uiSymbol, ContextModel& rcSCModel )
2482	{
2483	if( uiSymbol )
2484	{
2485	m_pcBinIf->encodeBin( 1, rcSCModel );
2486	UInt uiCount = 0;
2487	Bool bNoExGo = (uiSymbol < 13);
2488
2489	while( --uiSymbol && ++uiCount < 13 )
2490	{
2491	m_pcBinIf->encodeBin( 1, rcSCModel );
2492	}
2493	if( bNoExGo )
2494	{
2495	m_pcBinIf->encodeBin( 0, rcSCModel );
2496	}
2497	else
2498	{
2499	xWriteEpExGolomb( uiSymbol, 0 );
2500	}
2501	}
2502	else
2503	{
2504	m_pcBinIf->encodeBin( 0, rcSCModel );
2505	}
2506
2507	return;
2508	}
2509	#endif
2510	#if HHI_DMM_WEDGE_INTRA
2511	Void TEncSbac::xCodeWedgeFullInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2512	{
2513	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2514	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2515
2516	UInt uiTabIdx = pcCU->getWedgeFullTabIdx( uiAbsPartIdx );
2517
2518	for ( Int i = 0; i < iBits; i++ )
2519	{
2520	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 0) );
2521	}
2522	}
2523
2524	Void TEncSbac::xCodeWedgeFullDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2525	{
2526	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2527	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2528
2529	UInt uiTabIdx = pcCU->getWedgeFullTabIdx( uiAbsPartIdx );
2530
2531	for ( Int i = 0; i < iBits; i++ )
2532	{
2533	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 0) );
2534	}
2535
2536	Int iDeltaDC1 = pcCU->getWedgeFullDeltaDC1( uiAbsPartIdx );
2537	Int iDeltaDC2 = pcCU->getWedgeFullDeltaDC2( uiAbsPartIdx );
2538
2539	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2540	if ( iDeltaDC1 != 0 )
2541	{
2542	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2543	m_pcBinIf->encodeBinEP( uiSign );
2544	}
2545	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2546	if ( iDeltaDC2 != 0 )
2547	{
2548	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2549	m_pcBinIf->encodeBinEP( uiSign );
2550	}
2551	}
2552
2553	Void TEncSbac::xCodeWedgePredDirInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2554	{
2555	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2556	{
2557	Int iDeltaEnd = pcCU->getWedgePredDirDeltaEnd( uiAbsPartIdx );
2558	m_pcBinIf->encodeBin( (iDeltaEnd!=0), m_cDmmDataSCModel.get(0, 0, 2) );
2559
2560	if( iDeltaEnd != 0 )
2561	{
2562	UInt uiAbsValMinus1 = abs(iDeltaEnd)-1;
2563	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmmDataSCModel.get(0, 0, 2) );
2564	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmmDataSCModel.get(0, 0, 2) );
2565
2566	UInt uiSign = iDeltaEnd > 0 ? 0 : 1;
2567	m_pcBinIf->encodeBinEP( uiSign );
2568	}
2569	}
2570	}
2571
2572	Void TEncSbac::xCodeWedgePredDirDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2573	{
2574	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2575	{
2576	Int iDeltaEnd = pcCU->getWedgePredDirDeltaEnd( uiAbsPartIdx );
2577	m_pcBinIf->encodeBin( (iDeltaEnd!=0), m_cDmmDataSCModel.get(0, 0, 2) );
2578
2579	if( iDeltaEnd != 0 )
2580	{
2581	UInt uiAbsValMinus1 = abs(iDeltaEnd)-1;
2582	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmmDataSCModel.get(0, 0, 2) );
2583	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmmDataSCModel.get(0, 0, 2) );
2584
2585	UInt uiSign = iDeltaEnd > 0 ? 0 : 1;
2586	m_pcBinIf->encodeBinEP( uiSign );
2587	}
2588	}
2589
2590	Int iDeltaDC1 = pcCU->getWedgePredDirDeltaDC1( uiAbsPartIdx );
2591	Int iDeltaDC2 = pcCU->getWedgePredDirDeltaDC2( uiAbsPartIdx );
2592
2593	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2594	if ( iDeltaDC1 != 0 )
2595	{
2596	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2597	m_pcBinIf->encodeBinEP( uiSign );
2598	}
2599	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2600	if ( iDeltaDC2 != 0 )
2601	{
2602	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2603	m_pcBinIf->encodeBinEP( uiSign );
2604	}
2605	}
2606	#endif
2607	#if HHI_DMM_PRED_TEX
2608	Void TEncSbac::xCodeWedgePredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2609	{
2610	Int iDeltaDC1 = pcCU->getWedgePredTexDeltaDC1( uiAbsPartIdx );
2611	Int iDeltaDC2 = pcCU->getWedgePredTexDeltaDC2( uiAbsPartIdx );
2612
2613	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2614	if ( iDeltaDC1 != 0 )
2615	{
2616	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2617	m_pcBinIf->encodeBinEP( uiSign );
2618	}
2619	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2620	if ( iDeltaDC2 != 0 )
2621	{
2622	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2623	m_pcBinIf->encodeBinEP( uiSign );
2624	}
2625	}
2626
2627	Void TEncSbac::xCodeContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2628	{
2629	Int iDeltaDC1 = pcCU->getContourPredTexDeltaDC1( uiAbsPartIdx );
2630	Int iDeltaDC2 = pcCU->getContourPredTexDeltaDC2( uiAbsPartIdx );
2631
2632	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2633	if ( iDeltaDC1 != 0 )
2634	{
2635	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2636	m_pcBinIf->encodeBinEP( uiSign );
2637	}
2638	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2639	if ( iDeltaDC2 != 0 )
2640	{
2641	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2642	m_pcBinIf->encodeBinEP( uiSign );
2643	}
2644	}
2645	#endif
2646	//! \}

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