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source: 3DVCSoftware/trunk/source/Lib/TLibEncoder/TEncSbac.cpp @ 669

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Last change on this file since 669 was 655, checked in by tech, 11 years ago
Merged 8.1-Cleanup@654
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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) 2010-2013, 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_uiCoeffCost ( 0 )
57	, m_numContextModels ( 0 )
58	, m_cCUSplitFlagSCModel ( 1, 1, NUM_SPLIT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels )
59	, m_cCUSkipFlagSCModel ( 1, 1, NUM_SKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
60	, m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
61	, m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
62	#if H_3D_ARP
63	, m_cCUPUARPWSCModel ( 1, 1, NUM_ARPW_CTX , m_contextModels + m_numContextModels, m_numContextModels)
64	#endif
65	#if H_3D_IC
66	, m_cCUICFlagSCModel ( 1, 1, NUM_IC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
67	#endif
68	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
69	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_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_cCUAMPSCModel ( 1, 1, NUM_CU_AMP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
87	, m_cSaoMergeSCModel ( 1, 1, NUM_SAO_MERGE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	, m_cTransformSkipSCModel ( 1, 2, NUM_TRANSFORMSKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
90	, m_CUTransquantBypassFlagSCModel( 1, 1, NUM_CU_TRANSQUANT_BYPASS_FLAG_CTX, m_contextModels + m_numContextModels, m_numContextModels)
91	#if H_3D_DIM
92	, m_cDepthIntraModeSCModel ( 1, 1, NUM_DEPTH_INTRA_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_cDdcFlagSCModel ( 1, 1, NUM_DDC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
94	, m_cDdcDataSCModel ( 1, 1, NUM_DDC_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
95	#if H_3D_DIM_DMM
96	, m_cDmm1DataSCModel ( 1, 1, NUM_DMM1_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
97	, m_cDmm3DataSCModel ( 1, 1, NUM_DMM3_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
98	#endif
99	#if H_3D_DIM_RBC
100	, m_cRbcDataSCModel ( 1, 1, NUM_RBC_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
101	#endif
102	#if H_3D_DIM_SDC
103	, m_cSDCResidualFlagSCModel ( 1, 1, SDC_NUM_RESIDUAL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
104	, m_cSDCResidualSCModel ( 1, 1, SDC_NUM_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels)
105	#endif
106	#endif
107	#if H_3D_INTER_SDC
108	, m_cInterSDCFlagSCModel ( 1, 1, NUM_INTER_SDC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
109	, m_cInterSDCResidualSCModel ( 1, 1, NUM_INTER_SDC_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels)
110	, m_cInterSDCResidualSignFlagSCModel ( 1, 1, NUM_INTER_SDC_SIGN_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
111	#endif
112	{
113	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
114	}
115
116	TEncSbac::~TEncSbac()
117	{
118	}
119
120	// ====================================================================================================================
121	// Public member functions
122	// ====================================================================================================================
123
124	Void TEncSbac::resetEntropy ()
125	{
126	Int iQp = m_pcSlice->getSliceQp();
127	SliceType eSliceType = m_pcSlice->getSliceType();
128
129	Int encCABACTableIdx = m_pcSlice->getPPS()->getEncCABACTableIdx();
130	if (!m_pcSlice->isIntra() && (encCABACTableIdx==B_SLICE \|\| encCABACTableIdx==P_SLICE) && m_pcSlice->getPPS()->getCabacInitPresentFlag())
131	{
132	eSliceType = (SliceType) encCABACTableIdx;
133	}
134
135	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
136
137	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
138	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
139	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
140	#if H_3D_ARP
141	m_cCUPUARPWSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
142	#endif
143	#if H_3D_IC
144	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
145	#endif
146	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
147	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
148	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
149	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
150	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
151	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
152	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
153	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
154	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
155	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
156	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
157	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
158	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
159	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
160	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
161	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
162	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
163	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
164	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
165	m_cSaoMergeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_FLAG );
166	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
167	m_cTransformSkipSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
168	m_CUTransquantBypassFlagSCModel.initBuffer( eSliceType, iQp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
169
170	#if H_3D_DIM
171	m_cDepthIntraModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DEPTH_INTRA_MODE );
172	m_cDdcFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_FLAG );
173	m_cDdcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_DATA );
174	#if H_3D_DIM_DMM
175	m_cDmm1DataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM1_DATA );
176	m_cDmm3DataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM3_DATA );
177	#endif
178	#if H_3D_DIM_RBC
179	m_cRbcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RBC_DATA );
180	#endif
181	#if H_3D_DIM_SDC
182	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
183	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
184	#endif
185	#endif
186	#if H_3D_INTER_SDC
187	m_cInterSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_SDC_FLAG );
188	m_cInterSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_SDC_RESIDUAL );
189	m_cInterSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_SDC_SIGN_FLAG );
190	#endif
191	// new structure
192	m_uiLastQp = iQp;
193
194	m_pcBinIf->start();
195
196	return;
197	}
198
199	/** The function does the following:
200	* If current slice type is P/B then it determines the distance of initialisation type 1 and 2 from the current CABAC states and
201	* stores the index of the closest table. This index is used for the next P/B slice when cabac_init_present_flag is true.
202	*/
203	Void TEncSbac::determineCabacInitIdx()
204	{
205	Int qp = m_pcSlice->getSliceQp();
206
207	if (!m_pcSlice->isIntra())
208	{
209	SliceType aSliceTypeChoices[] = {B_SLICE, P_SLICE};
210
211	UInt bestCost = MAX_UINT;
212	SliceType bestSliceType = aSliceTypeChoices[0];
213	for (UInt idx=0; idx<2; idx++)
214	{
215	UInt curCost = 0;
216	SliceType curSliceType = aSliceTypeChoices[idx];
217
218	curCost = m_cCUSplitFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SPLIT_FLAG );
219	curCost += m_cCUSkipFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SKIP_FLAG );
220	curCost += m_cCUMergeFlagExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT);
221	curCost += m_cCUMergeIdxExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_IDX_EXT);
222	#if H_3D_ARP
223	curCost += m_cCUPUARPWSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ARPW );
224	#endif
225	#if H_3D_IC
226	curCost += m_cCUICFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_IC_FLAG );
227	#endif
228	#if H_3D_INTER_SDC
229	curCost += m_cInterSDCFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTER_SDC_FLAG );
230	curCost += m_cInterSDCResidualSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTER_SDC_RESIDUAL );
231	curCost += m_cInterSDCResidualSignFlagSCModel.calcCost( curSliceType, qp, (UChar*)INIT_INTER_SDC_SIGN_FLAG );
232	#endif
233	curCost += m_cCUPartSizeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PART_SIZE );
234	curCost += m_cCUAMPSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CU_AMP_POS );
235	curCost += m_cCUPredModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PRED_MODE );
236	curCost += m_cCUIntraPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
237	curCost += m_cCUChromaPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
238	curCost += m_cCUInterDirSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTER_DIR );
239	curCost += m_cCUMvdSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVD );
240	curCost += m_cCURefPicSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_REF_PIC );
241	curCost += m_cCUDeltaQpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DQP );
242	curCost += m_cCUQtCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_CBF );
243	curCost += m_cCUQtRootCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
244	curCost += m_cCUSigCoeffGroupSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
245	curCost += m_cCUSigSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_FLAG );
246	curCost += m_cCuCtxLastX.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
247	curCost += m_cCuCtxLastY.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
248	curCost += m_cCUOneSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ONE_FLAG );
249	curCost += m_cCUAbsSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ABS_FLAG );
250	curCost += m_cMVPIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVP_IDX );
251	curCost += m_cCUTransSubdivFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
252	curCost += m_cSaoMergeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_FLAG );
253	curCost += m_cSaoTypeIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
254	curCost += m_cTransformSkipSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
255	curCost += m_CUTransquantBypassFlagSCModel.calcCost( curSliceType, qp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
256	#if H_3D_DIM
257	if( m_pcSlice->getVpsDepthModesFlag() )
258	{
259	curCost += m_cDepthIntraModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DEPTH_INTRA_MODE );
260	curCost += m_cDdcFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DDC_FLAG );
261	curCost += m_cDdcDataSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DDC_DATA );
262	#if H_3D_DIM_DMM
263	curCost += m_cDmm1DataSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DMM1_DATA );
264	curCost += m_cDmm3DataSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DMM3_DATA );
265	#endif
266	#if H_3D_DIM_RBC
267	curCost += m_cRbcDataSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_RBC_DATA );
268	#endif
269	}
270	#endif
271	if (curCost < bestCost)
272	{
273	bestSliceType = curSliceType;
274	bestCost = curCost;
275	}
276	}
277	m_pcSlice->getPPS()->setEncCABACTableIdx( bestSliceType );
278	}
279	else
280	{
281	m_pcSlice->getPPS()->setEncCABACTableIdx( I_SLICE );
282	}
283	}
284
285
286	/** The function does the followng: Write out terminate bit. Flush CABAC. Intialize CABAC states. Start CABAC.
287	*/
288	Void TEncSbac::updateContextTables( SliceType eSliceType, Int iQp, Bool bExecuteFinish )
289	{
290	m_pcBinIf->encodeBinTrm(1);
291	if (bExecuteFinish) m_pcBinIf->finish();
292	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
293
294	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
295	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
296	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
297	#if H_3D_ARP
298	m_cCUPUARPWSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
299	#endif
300	#if H_3D_IC
301	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
302	#endif
303	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
304	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
305	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
306	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
307	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
308	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
309	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
310	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
311	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
312	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
313	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
314	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
315	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
316	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
317	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
318	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
319	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
320	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
321	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
322	m_cSaoMergeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_FLAG );
323	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
324	m_cTransformSkipSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
325	m_CUTransquantBypassFlagSCModel.initBuffer( eSliceType, iQp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
326
327	#if H_3D_DIM
328	m_cDepthIntraModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DEPTH_INTRA_MODE );
329	m_cDdcFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_FLAG );
330	m_cDdcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_DATA );
331	#if H_3D_DIM_DMM
332	m_cDmm1DataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM1_DATA );
333	m_cDmm3DataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM3_DATA );
334	#endif
335	#if H_3D_DIM_RBC
336	m_cRbcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RBC_DATA );
337	#endif
338	#if H_3D_DIM_SDC
339	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
340	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
341	#endif
342	#endif
343	#if H_3D_INTER_SDC
344	m_cInterSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_SDC_FLAG );
345	m_cInterSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_SDC_RESIDUAL );
346	m_cInterSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_SDC_SIGN_FLAG );
347	#endif
348	m_pcBinIf->start();
349	}
350
351	Void TEncSbac::codeVPS( TComVPS* pcVPS )
352	{
353	assert (0);
354	return;
355	}
356
357	#if H_3D
358	Void TEncSbac::codeSPS( TComSPS* pcSPS, Int viewIndex, Bool depthFlag )
359	#else
360	Void TEncSbac::codeSPS( TComSPS* pcSPS )
361	#endif
362	{
363	assert (0);
364	return;
365	}
366
367	Void TEncSbac::codePPS( TComPPS* pcPPS )
368	{
369	assert (0);
370	return;
371	}
372
373	Void TEncSbac::codeSliceHeader( TComSlice* pcSlice )
374	{
375	assert (0);
376	return;
377	}
378
379	Void TEncSbac::codeTilesWPPEntryPoint( TComSlice* pSlice )
380	{
381	assert (0);
382	return;
383	}
384
385	Void TEncSbac::codeTerminatingBit( UInt uilsLast )
386	{
387	m_pcBinIf->encodeBinTrm( uilsLast );
388	}
389
390	Void TEncSbac::codeSliceFinish()
391	{
392	m_pcBinIf->finish();
393	}
394
395	Void TEncSbac::xWriteUnarySymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset )
396	{
397	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[0] );
398
399	if( 0 == uiSymbol)
400	{
401	return;
402	}
403
404	while( uiSymbol-- )
405	{
406	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ iOffset ] );
407	}
408
409	return;
410	}
411
412	Void TEncSbac::xWriteUnaryMaxSymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
413	{
414	if (uiMaxSymbol == 0)
415	{
416	return;
417	}
418
419	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ 0 ] );
420
421	if ( uiSymbol == 0 )
422	{
423	return;
424	}
425
426	Bool bCodeLast = ( uiMaxSymbol > uiSymbol );
427
428	while( --uiSymbol )
429	{
430	m_pcBinIf->encodeBin( 1, pcSCModel[ iOffset ] );
431	}
432	if( bCodeLast )
433	{
434	m_pcBinIf->encodeBin( 0, pcSCModel[ iOffset ] );
435	}
436
437	return;
438	}
439
440	Void TEncSbac::xWriteEpExGolomb( UInt uiSymbol, UInt uiCount )
441	{
442	UInt bins = 0;
443	Int numBins = 0;
444
445	while( uiSymbol >= (UInt)(1<<uiCount) )
446	{
447	bins = 2 * bins + 1;
448	numBins++;
449	uiSymbol -= 1 << uiCount;
450	uiCount ++;
451	}
452	bins = 2 * bins + 0;
453	numBins++;
454
455	bins = (bins << uiCount) \| uiSymbol;
456	numBins += uiCount;
457
458	assert( numBins <= 32 );
459	m_pcBinIf->encodeBinsEP( bins, numBins );
460	}
461
462	/** Coding of coeff_abs_level_minus3
463	* \param uiSymbol value of coeff_abs_level_minus3
464	* \param ruiGoRiceParam reference to Rice parameter
465	* \returns Void
466	*/
467	Void TEncSbac::xWriteCoefRemainExGolomb ( UInt symbol, UInt &rParam )
468	{
469	Int codeNumber = (Int)symbol;
470	UInt length;
471	if (codeNumber < (COEF_REMAIN_BIN_REDUCTION << rParam))
472	{
473	length = codeNumber>>rParam;
474	m_pcBinIf->encodeBinsEP( (1<<(length+1))-2 , length+1);
475	m_pcBinIf->encodeBinsEP((codeNumber%(1<<rParam)),rParam);
476	}
477	else
478	{
479	length = rParam;
480	codeNumber = codeNumber - ( COEF_REMAIN_BIN_REDUCTION << rParam);
481	while (codeNumber >= (1<<length))
482	{
483	codeNumber -= (1<<(length++));
484	}
485	m_pcBinIf->encodeBinsEP((1<<(COEF_REMAIN_BIN_REDUCTION+length+1-rParam))-2,COEF_REMAIN_BIN_REDUCTION+length+1-rParam);
486	m_pcBinIf->encodeBinsEP(codeNumber,length);
487	}
488	}
489
490	#if H_3D_DIM
491	Void TEncSbac::xWriteExGolombLevel( UInt uiSymbol, ContextModel& rcSCModel )
492	{
493	if( uiSymbol )
494	{
495	m_pcBinIf->encodeBin( 1, rcSCModel );
496	UInt uiCount = 0;
497	Bool bNoExGo = (uiSymbol < 13);
498
499	while( --uiSymbol && ++uiCount < 13 )
500	{
501	m_pcBinIf->encodeBin( 1, rcSCModel );
502	}
503	if( bNoExGo )
504	{
505	m_pcBinIf->encodeBin( 0, rcSCModel );
506	}
507	else
508	{
509	xWriteEpExGolomb( uiSymbol, 0 );
510	}
511	}
512	else
513	{
514	m_pcBinIf->encodeBin( 0, rcSCModel );
515	}
516
517	return;
518	}
519
520	Void TEncSbac::xCodeDimDeltaDC( Pel valDeltaDC, UInt dimType )
521	{
522	xWriteExGolombLevel( UInt( abs( valDeltaDC ) ), m_cDdcDataSCModel.get(0, 0, (RBC_IDX == dimType) ? 1 : 0) );
523	if( valDeltaDC != 0 )
524	{
525	UInt uiSign = valDeltaDC > 0 ? 0 : 1;
526	m_pcBinIf->encodeBinEP( uiSign );
527	}
528	}
529
530	#if H_3D_DIM_DMM
531	Void TEncSbac::xCodeDmm1WedgeIdx( UInt uiTabIdx, Int iNumBit )
532	{
533	for ( Int i = 0; i < iNumBit; i++ )
534	{
535	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmm1DataSCModel.get(0, 0, 0) );
536	}
537	}
538
539	Void TEncSbac::xCodeDmm3WedgeIdx( UInt uiIntraIdx, Int iNumBit )
540	{
541	for( Int i = 0; i < iNumBit; i++ )
542	{
543	m_pcBinIf->encodeBin( ( uiIntraIdx >> i ) & 1, m_cDmm3DataSCModel.get(0, 0, 0) );
544	}
545	}
546	#endif
547	#if H_3D_DIM_RBC
548	Void TEncSbac::xCodeRbcEdge( TComDataCU* pcCU, UInt uiAbsPartIdx )
549	{
550	UInt uiDepth = pcCU->getDepth( uiAbsPartIdx ) + (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0);
551	UChar* pucSymbolList = pcCU->getEdgeCode ( uiAbsPartIdx );
552	UChar ucEdgeNumber = pcCU->getEdgeNumber ( uiAbsPartIdx );
553	Bool bLeft = pcCU->getEdgeLeftFirst( uiAbsPartIdx );
554	UChar ucStart = pcCU->getEdgeStartPos ( uiAbsPartIdx );
555	UInt uiSymbol;
556
557	// 1. Top(0) or Left(1)
558	uiSymbol = (bLeft == false) ? 0 : 1;
559	m_pcBinIf->encodeBinEP( uiSymbol );
560
561	// 2. Start position (lowest bit first)
562	uiSymbol = ucStart;
563	for( UInt ui = 6; ui > uiDepth; ui-- ) // 64(0)->6, 32(1)->5, 16(2)->4, 8(3)->3, 4(4)->2
564	{
565	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
566	uiSymbol >>= 1;
567	}
568
569	// 3. Number of edges
570	uiSymbol = ucEdgeNumber > 0 ? ucEdgeNumber - 1 : 0;
571	for( UInt ui = 7; ui > uiDepth; ui-- ) // 64(0)->7, 32(1)->6, 16(2)->5, 8(3)->4, 4(4)->3
572	{
573	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
574	uiSymbol >>= 1;
575	}
576
577	if(uiSymbol != 0)
578	{
579	printf(" ucEdgeNumber %d at depth %d\n",ucEdgeNumber, uiDepth);
580	assert(false);
581	}
582
583	// 4. Edges
584	for( Int iPtr2 = 0; iPtr2 < ucEdgeNumber; iPtr2++ )
585	{
586	UInt uiReorderSymbol = pucSymbolList[iPtr2];
587	for( UInt ui = 0; ui < uiReorderSymbol; ui++ )
588	{
589	m_pcBinIf->encodeBin( 1, m_cRbcDataSCModel.get( 0, 0, 0 ) );
590	}
591
592	if( uiReorderSymbol != 6 )
593	m_pcBinIf->encodeBin( 0, m_cRbcDataSCModel.get( 0, 0, 0 ) );
594	}
595	}
596	#endif
597	#if H_3D_DIM_SDC
598	Void TEncSbac::xCodeSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment )
599	{
600	assert( pcCU->getSlice()->getIsDepth() );
601	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
602	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
603	assert( uiSegment < 2 );
604
605	Pel segmentDCOffset = pcCU->getSDCSegmentDCOffset(uiSegment, uiAbsPartIdx);
606
607	UInt uiResidual = segmentDCOffset == 0 ? 0 : 1;
608	UInt uiSign = segmentDCOffset < 0 ? 1 : 0;
609	UInt uiAbsIdx = abs(segmentDCOffset);
610
611	#if H_3D_DIM_DLT
612	UInt uiMaxResidualBits = pcCU->getSlice()->getVPS()->getBitsPerDepthValue( pcCU->getSlice()->getLayerIdInVps() );
613	#else
614	UInt uiMaxResidualBits = g_bitDepthY;
615	#endif
616	assert( uiMaxResidualBits <= g_bitDepthY );
617
618	// residual flag
619	m_pcBinIf->encodeBin( uiResidual, m_cSDCResidualFlagSCModel.get( 0, 0, 0 ) );
620	#if H_MV_ENC_DEC_TRAC
621	DTRACE_CU("sdc_residual_flag[i]", uiResidual)
622	#endif
623
624	if (uiResidual)
625	{
626	// encode sign bit of residual
627	m_pcBinIf->encodeBinEP( uiSign );
628	#if H_MV_ENC_DEC_TRAC
629	DTRACE_CU("sdc_residual_sign_flag[i]", uiSign)
630	#endif
631
632	#if H_3D_DIM_DLT
633	UInt uiNumDepthValues = pcCU->getSlice()->getVPS()->getNumDepthValues( pcCU->getSlice()->getLayerIdInVps() );
634	#else
635	UInt uiNumDepthValues = ((1 << g_bitDepthY)-1);
636	#endif
637	assert(uiAbsIdx <= uiNumDepthValues);
638
639	// encode residual magnitude
640	uiAbsIdx -= 1;
641
642	#if H_MV_ENC_DEC_TRAC
643	DTRACE_CU("sdc_residual_abs_minus1[i]", uiAbsIdx)
644	#endif
645
646	// prefix part
647	if ( uiAbsIdx == 0 )
648	{
649	m_pcBinIf->encodeBin( 0, m_cSDCResidualSCModel.get(0, 0, 0) );
650	}
651	else
652	{
653	UInt l = uiAbsIdx;
654	UInt k = 0;
655	UInt uiPrefixThreshold = ((uiNumDepthValues * 3) >> 2);
656	while ( l > 0 && k < uiPrefixThreshold )
657	{
658	m_pcBinIf->encodeBin( 1, m_cSDCResidualSCModel.get(0, 0, 0) );
659	l--;
660	k++;
661	}
662	if ( uiAbsIdx < uiPrefixThreshold )
663	{
664	m_pcBinIf->encodeBin( 0, m_cSDCResidualSCModel.get(0, 0, 0) );
665	}
666	else
667	{ // suffix part
668	uiAbsIdx -= uiPrefixThreshold;
669	UInt uiSuffixLength = numBitsForValue(uiNumDepthValues - uiPrefixThreshold);
670	UInt uiBitInfo = 0;
671	for ( Int i = 0; i < uiSuffixLength; i++)
672	{
673	uiBitInfo = ( uiAbsIdx & ( 1 << i ) ) >> i;
674	m_pcBinIf->encodeBinEP( uiBitInfo);
675	}
676	}
677	}
678
679	}
680	}
681	#endif
682	#endif
683
684	// SBAC RD
685	Void TEncSbac::load ( TEncSbac* pSrc)
686	{
687	this->xCopyFrom(pSrc);
688	}
689
690	Void TEncSbac::loadIntraDirModeLuma( TEncSbac* pSrc)
691	{
692	m_pcBinIf->copyState( pSrc->m_pcBinIf );
693
694	this->m_cCUIntraPredSCModel .copyFrom( &pSrc->m_cCUIntraPredSCModel );
695	}
696	#if H_3D_DIM
697	Void TEncSbac::loadIntraDepthMode( TEncSbac* pSrc)
698	{
699	m_pcBinIf->copyState( pSrc->m_pcBinIf );
700
701	this->m_cDepthIntraModeSCModel .copyFrom( &pSrc->m_cDepthIntraModeSCModel );
702	this->m_cDdcFlagSCModel .copyFrom( &pSrc->m_cDdcFlagSCModel );
703	}
704	#endif
705
706	Void TEncSbac::store( TEncSbac* pDest)
707	{
708	pDest->xCopyFrom( this );
709	}
710
711
712	Void TEncSbac::xCopyFrom( TEncSbac* pSrc )
713	{
714	m_pcBinIf->copyState( pSrc->m_pcBinIf );
715
716	this->m_uiCoeffCost = pSrc->m_uiCoeffCost;
717	this->m_uiLastQp = pSrc->m_uiLastQp;
718
719	memcpy( m_contextModels, pSrc->m_contextModels, m_numContextModels * sizeof( ContextModel ) );
720	}
721
722	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
723	{
724	Int iSymbol = pcCU->getMVPIdx(eRefList, uiAbsPartIdx);
725	Int iNum = AMVP_MAX_NUM_CANDS;
726
727	xWriteUnaryMaxSymbol(iSymbol, m_cMVPIdxSCModel.get(0), 1, iNum-1);
728	#if H_MV_ENC_DEC_TRAC
729	#if ENC_DEC_TRACE
730	if ( eRefList == REF_PIC_LIST_0 )
731	{
732	DTRACE_PU("mvp_l0_flag", iSymbol)
733	}
734	else
735	{
736	DTRACE_PU("mvp_l1_flag", iSymbol)
737	}
738	#endif
739	#endif
740	}
741
742	Void TEncSbac::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
743	{
744	PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx );
745	#if H_3D_QTLPC
746	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
747	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
748	Bool bDepthMapDetect = (pcTexture != NULL);
749	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
750
751	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
752
753	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && sps->getUseQTL() && sps->getUsePC() )
754	{
755	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
756	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
757	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
758	if (pcTextureCU->getDepth(uiCUIdx) == uiDepth && pcTextureCU->getPartitionSize( uiCUIdx ) != SIZE_NxN)
759	{
760	assert( eSize == SIZE_2Nx2N );
761	return;
762	}
763	}
764	#endif
765	if ( pcCU->isIntra( uiAbsPartIdx ) )
766	{
767	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
768	{
769	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
770	#if H_MV_ENC_DEC_TRAC
771	DTRACE_CU("part_mode", eSize == SIZE_2Nx2N? 1 : 0)
772	#endif
773	}
774	return;
775	}
776
777	#if H_MV_ENC_DEC_TRAC
778	DTRACE_CU("part_mode", eSize )
779	#endif
780	switch(eSize)
781	{
782	case SIZE_2Nx2N:
783	{
784	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
785	break;
786	}
787	case SIZE_2NxN:
788	case SIZE_2NxnU:
789	case SIZE_2NxnD:
790	{
791	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
792	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
793	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
794	{
795	if (eSize == SIZE_2NxN)
796	{
797	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
798	}
799	else
800	{
801	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
802	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
803	}
804	}
805	break;
806	}
807	case SIZE_Nx2N:
808	case SIZE_nLx2N:
809	case SIZE_nRx2N:
810	{
811	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
812	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
813	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
814	{
815	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
816	}
817	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
818	{
819	if (eSize == SIZE_Nx2N)
820	{
821	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
822	}
823	else
824	{
825	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
826	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
827	}
828	}
829	break;
830	}
831	case SIZE_NxN:
832	{
833	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
834	{
835	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
836	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
837	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
838	}
839	break;
840	}
841	default:
842	{
843	assert(0);
844	}
845	}
846	}
847
848	/** code prediction mode
849	* \param pcCU
850	* \param uiAbsPartIdx
851	* \returns Void
852	*/
853	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
854	{
855	#if H_3D_DIM_SDC
856	if ( pcCU->getSlice()->isIntra() )
857	{
858	assert( pcCU->isIntra(uiAbsPartIdx) );
859	return;
860	}
861	#endif
862
863	// get context function is here
864	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
865	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
866	#if H_MV_ENC_DEC_TRAC
867	DTRACE_CU("pred_mode_flag", iPredMode == MODE_INTER ? 0 : 1);
868	#endif
869	}
870
871	Void TEncSbac::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
872	{
873	UInt uiSymbol = pcCU->getCUTransquantBypass(uiAbsPartIdx);
874	m_pcBinIf->encodeBin( uiSymbol, m_CUTransquantBypassFlagSCModel.get( 0, 0, 0 ) );
875	#if H_MV_ENC_DEC_TRAC
876	DTRACE_CU("cu_transquant_bypass_flag", uiSymbol);
877	#endif
878	}
879
880	/** code skip flag
881	* \param pcCU
882	* \param uiAbsPartIdx
883	* \returns Void
884	*/
885	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
886	{
887	// get context function is here
888	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
889	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
890	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
891	#if !H_MV_ENC_DEC_TRAC
892	DTRACE_CABAC_VL( g_nSymbolCounter++ );
893	DTRACE_CABAC_T( "\tSkipFlag" );
894	DTRACE_CABAC_T( "\tuiCtxSkip: ");
895	DTRACE_CABAC_V( uiCtxSkip );
896	DTRACE_CABAC_T( "\tuiSymbol: ");
897	DTRACE_CABAC_V( uiSymbol );
898	DTRACE_CABAC_T( "\n");
899	#else
900	DTRACE_CU("cu_skip_flag", uiSymbol);
901	#endif
902	}
903
904	/** code merge flag
905	* \param pcCU
906	* \param uiAbsPartIdx
907	* \returns Void
908	*/
909	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
910	{
911	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
912	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
913
914	#if H_MV_ENC_DEC_TRAC
915	DTRACE_PU("merge_flag", uiSymbol);
916	#else
917	DTRACE_CABAC_VL( g_nSymbolCounter++ );
918	DTRACE_CABAC_T( "\tMergeFlag: " );
919	DTRACE_CABAC_V( uiSymbol );
920	DTRACE_CABAC_T( "\tAddress: " );
921	DTRACE_CABAC_V( pcCU->getAddr() );
922	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
923	DTRACE_CABAC_V( uiAbsPartIdx );
924	DTRACE_CABAC_T( "\n" );
925	#endif
926	}
927
928	/** code merge index
929	* \param pcCU
930	* \param uiAbsPartIdx
931	* \returns Void
932	*/
933	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
934	{
935	UInt uiUnaryIdx = pcCU->getMergeIndex( uiAbsPartIdx );
936	UInt uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
937	if ( uiNumCand > 1 )
938	{
939	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
940	{
941	const UInt uiSymbol = ui == uiUnaryIdx ? 0 : 1;
942	if ( ui==0 )
943	{
944	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
945	}
946	else
947	{
948	m_pcBinIf->encodeBinEP( uiSymbol );
949	}
950	if( uiSymbol == 0 )
951	{
952	break;
953	}
954	}
955	#if H_MV_ENC_DEC_TRAC
956	DTRACE_PU("merge_idx", uiUnaryIdx);
957	#endif
958	}
959	#if !H_MV_ENC_DEC_TRAC
960	DTRACE_CABAC_VL( g_nSymbolCounter++ );
961	DTRACE_CABAC_T( "\tparseMergeIndex()" );
962	DTRACE_CABAC_T( "\tuiMRGIdx= " );
963	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
964	DTRACE_CABAC_T( "\n" );
965	#endif
966	}
967
968	#if H_3D_ARP
969	Void TEncSbac::codeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx )
970	{
971	Int iW = (Int)pcCU->getARPW( uiAbsPartIdx );
972	Int iMaxW = pcCU->getSlice()->getARPStepNum() - 1;
973	assert( iMaxW > 0);
974
975	Int nOffset = pcCU->getCTXARPWFlag(uiAbsPartIdx);
976	Int nBinNum = iW + ( iW != iMaxW );
977	m_pcBinIf->encodeBin( iW ? 1 : 0 , m_cCUPUARPWSCModel.get( 0, 0, 0 + nOffset ) );
978	if( nBinNum > 1 )
979	{
980	m_pcBinIf->encodeBin( ( iW == iMaxW ) ? 1 : 0, m_cCUPUARPWSCModel.get( 0, 0, 3 ) );
981	}
982	#if H_MV_ENC_DEC_TRAC
983	DTRACE_CU("iv_res_pred_weight_idx", iW);
984	#endif
985	}
986	#endif
987
988	#if H_3D_IC
989	/** code Illumination Compensation flag
990	* \param pcCU
991	* \param uiAbsPartIdx
992	* \returns Void
993	*/
994	Void TEncSbac::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
995	{
996	// get context function is here
997	UInt uiSymbol = pcCU->getICFlag( uiAbsPartIdx ) ? 1 : 0;
998	UInt uiCtxIC = pcCU->getCtxICFlag( uiAbsPartIdx ) ;
999	m_pcBinIf->encodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, uiCtxIC ) );
1000	#if !H_MV_ENC_DEC_TRAC
1001	DTRACE_CABAC_VL( g_nSymbolCounter++ );
1002	DTRACE_CABAC_T( "\tICFlag" );
1003	DTRACE_CABAC_T( "\tuiCtxIC: ");
1004	DTRACE_CABAC_V( uiCtxIC );
1005	DTRACE_CABAC_T( "\tuiSymbol: ");
1006	DTRACE_CABAC_V( uiSymbol );
1007	DTRACE_CABAC_T( "\n");
1008	#else
1009	DTRACE_CU("ic_flag", uiSymbol );
1010	#endif
1011	}
1012	#endif
1013
1014
1015	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1016	{
1017	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
1018	return;
1019
1020	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
1021	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
1022
1023	assert( uiCtx < 3 );
1024	#if H_3D_QTLPC
1025	Bool bCodeSplitFlag = true;
1026
1027	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
1028	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
1029	Bool bDepthMapDetect = (pcTexture != NULL);
1030	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
1031
1032	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
1033
1034	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && sps->getUseQTL() && sps->getUsePC())
1035	{
1036	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
1037	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
1038	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
1039	bCodeSplitFlag = (pcTextureCU->getDepth(uiCUIdx) > uiDepth);
1040	}
1041
1042	if(!bCodeSplitFlag)
1043	{
1044	assert(uiCurrSplitFlag == 0);
1045	return;
1046	}
1047	#endif
1048	m_pcBinIf->encodeBin( uiCurrSplitFlag, m_cCUSplitFlagSCModel.get( 0, 0, uiCtx ) );
1049	#if !H_MV_ENC_DEC_TRAC
1050	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1051	DTRACE_CABAC_T( "\tSplitFlag\n" )
1052	#else
1053	DTRACE_CU("split_cu_flag", uiCurrSplitFlag );
1054	#endif
1055	return;
1056	}
1057
1058	Void TEncSbac::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
1059	{
1060	m_pcBinIf->encodeBin( uiSymbol, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiCtx ) );
1061	#if !H_MV_ENC_DEC_TRAC
1062	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1063	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
1064	DTRACE_CABAC_T( "\tsymbol=" )
1065	DTRACE_CABAC_V( uiSymbol )
1066	DTRACE_CABAC_T( "\tctx=" )
1067	DTRACE_CABAC_V( uiCtx )
1068	DTRACE_CABAC_T( "\n" )
1069	#endif
1070	}
1071
1072	Void TEncSbac::codeIntraDirLumaAng( TComDataCU* pcCU, UInt absPartIdx, Bool isMultiple)
1073	{
1074	UInt dir[4],j;
1075	Int preds[4][3] = {{-1, -1, -1},{-1, -1, -1},{-1, -1, -1},{-1, -1, -1}};
1076	Int predNum[4], predIdx[4] ={ -1,-1,-1,-1};
1077	PartSize mode = pcCU->getPartitionSize( absPartIdx );
1078	UInt partNum = isMultiple?(mode==SIZE_NxN?4:1):1;
1079	UInt partOffset = ( pcCU->getPic()->getNumPartInCU() >> ( pcCU->getDepth(absPartIdx) << 1 ) ) >> 2;
1080	for (j=0;j<partNum;j++)
1081	{
1082	dir[j] = pcCU->getLumaIntraDir( absPartIdx+partOffset*j );
1083	#if H_3D_DIM
1084	if( pcCU->getSlice()->getVpsDepthModesFlag() )
1085	{
1086	codeIntraDepth( pcCU, absPartIdx+partOffset*j );
1087	}
1088	if( pcCU->getLumaIntraDir( absPartIdx+partOffset*j ) < NUM_INTRA_MODE )
1089	#if H_3D_DIM_SDC
1090	if( !pcCU->getSDCFlag( absPartIdx+partOffset*j ) )
1091	#endif
1092	{
1093	#endif
1094	predNum[j] = pcCU->getIntraDirLumaPredictor(absPartIdx+partOffset*j, preds[j]);
1095	for(UInt i = 0; i < predNum[j]; i++)
1096	{
1097	if(dir[j] == preds[j][i])
1098	{
1099	predIdx[j] = i;
1100	}
1101	}
1102	m_pcBinIf->encodeBin((predIdx[j] != -1)? 1 : 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1103	#if H_MV_ENC_DEC_TRAC
1104	DTRACE_CU("prev_intra_luma_pred_flag", (predIdx[j] != -1)? 1 : 0);
1105	#endif
1106	#if H_3D_DIM
1107	}
1108	#endif
1109
1110	}
1111	for (j=0;j<partNum;j++)
1112	{
1113	#if H_3D_DIM
1114	if( pcCU->getLumaIntraDir( absPartIdx+partOffset*j ) < NUM_INTRA_MODE )
1115	#if H_3D_DIM_SDC
1116	if( !pcCU->getSDCFlag( absPartIdx+partOffset*j ) )
1117	#endif
1118	{
1119	#endif
1120	if(predIdx[j] != -1)
1121	{
1122	m_pcBinIf->encodeBinEP( predIdx[j] ? 1 : 0 );
1123	if (predIdx[j])
1124	{
1125	m_pcBinIf->encodeBinEP( predIdx[j]-1 );
1126	}
1127	#if H_MV_ENC_DEC_TRAC
1128	DTRACE_CU("mpm_idx", predIdx[j] );
1129	#endif
1130	}
1131	else
1132	{
1133	if (preds[j][0] > preds[j][1])
1134	{
1135	std::swap(preds[j][0], preds[j][1]);
1136	}
1137	if (preds[j][0] > preds[j][2])
1138	{
1139	std::swap(preds[j][0], preds[j][2]);
1140	}
1141	if (preds[j][1] > preds[j][2])
1142	{
1143	std::swap(preds[j][1], preds[j][2]);
1144	}
1145	for(Int i = (predNum[j] - 1); i >= 0; i--)
1146	{
1147	dir[j] = dir[j] > preds[j][i] ? dir[j] - 1 : dir[j];
1148	}
1149	m_pcBinIf->encodeBinsEP( dir[j], 5 );
1150	#if H_MV_ENC_DEC_TRAC
1151	DTRACE_CU("rem_intra_luma_pred_mode", dir[j] );
1152	#endif
1153	}
1154	#if H_3D_DIM
1155	}
1156	#endif
1157	}
1158	return;
1159	}
1160
1161	Void TEncSbac::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1162	{
1163	UInt uiIntraDirChroma = pcCU->getChromaIntraDir( uiAbsPartIdx );
1164
1165	if( uiIntraDirChroma == DM_CHROMA_IDX )
1166	{
1167	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1168	#if H_MV_ENC_DEC_TRAC
1169	DTRACE_CU("intra_chroma_pred_mode", 0 );
1170	#endif
1171	}
1172	else
1173	{
1174	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1175	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1176
1177	for( Int i = 0; i < NUM_CHROMA_MODE - 1; i++ )
1178	{
1179	if( uiIntraDirChroma == uiAllowedChromaDir[i] )
1180	{
1181	uiIntraDirChroma = i;
1182	break;
1183	}
1184	}
1185	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1186
1187	m_pcBinIf->encodeBinsEP( uiIntraDirChroma, 2 );
1188	#if H_MV_ENC_DEC_TRAC
1189	DTRACE_CU("intra_chroma_pred_mode", uiIntraDirChroma );
1190	#endif
1191
1192	}
1193	return;
1194	}
1195
1196	#if H_3D_DIM
1197	Void TEncSbac::codeIntraDepth( TComDataCU* pcCU, UInt absPartIdx )
1198	{
1199	codeIntraDepthMode( pcCU, absPartIdx );
1200
1201	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
1202	UInt dimType = getDimType( dir );
1203
1204	switch( dimType )
1205	{
1206	#if H_3D_DIM_DMM
1207	case( DMM1_IDX ):
1208	{
1209	xCodeDmm1WedgeIdx( pcCU->getDmmWedgeTabIdx( dimType, absPartIdx ), g_dmm1TabIdxBits[pcCU->getIntraSizeIdx(absPartIdx)] );
1210	} break;
1211	case( DMM3_IDX ):
1212	{
1213	xCodeDmm3WedgeIdx( pcCU->getDmm3IntraTabIdx( absPartIdx ), g_dmm3IntraTabIdxBits[pcCU->getIntraSizeIdx(absPartIdx)] );
1214	} break;
1215	case( DMM4_IDX ): break;
1216	#endif
1217	#if H_3D_DIM_RBC
1218	case( RBC_IDX ):
1219	{
1220	assert( pcCU->getWidth( absPartIdx ) < 64 );
1221	xCodeRbcEdge( pcCU, absPartIdx );
1222	} break;
1223	#endif
1224	default: break;
1225	}
1226
1227	#if H_3D_DIM_SDC
1228	if( pcCU->getSDCFlag( absPartIdx ) )
1229	{
1230	assert(pcCU->getPartitionSize(absPartIdx)==SIZE_2Nx2N);
1231	UInt uiNumSegments = ( dir == DC_IDX \|\| dir == PLANAR_IDX )? 1 : 2;
1232	for(UInt uiSeg=0; uiSeg<uiNumSegments; uiSeg++)
1233	{
1234	xCodeSDCResidualData(pcCU, absPartIdx, uiSeg);
1235	}
1236	}
1237	else
1238	{
1239	#endif
1240	if( dimType < DIM_NUM_TYPE )
1241	{
1242	UInt dimDeltaDC = isDimDeltaDC( dir );
1243	m_pcBinIf->encodeBin( dimDeltaDC, m_cDdcFlagSCModel.get(0, 0, (RBC_IDX == dimType) ? 1 : 0) );
1244	if( dimDeltaDC )
1245	{
1246	for( UInt segment = 0; segment < 2; segment++ )
1247	{
1248	xCodeDimDeltaDC( pcCU->getDimDeltaDC( dimType, segment, absPartIdx ), dimType );
1249	}
1250	}
1251	}
1252	#if H_3D_DIM_SDC
1253	}
1254	#endif
1255	}
1256
1257	Void TEncSbac::codeIntraDepthMode( TComDataCU* pcCU, UInt absPartIdx )
1258	{
1259	UInt codeWordTable[3][7] = {{0, 0, 0, 2, 0,6, 7},{0, 0, 2, 7, 3, 6, 2},{0, 1, 0, 0, 0, 0, 0}};
1260	UInt codeWordLenTable[3][7] = {{0, 1, 0, 2, 0,3, 3},{1, 1, 2, 3, 2, 3, 2},{1, 1, 0, 0, 0, 0, 0}};
1261	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
1262	UInt puIdx = (pcCU->getWidth(absPartIdx) == 64) ? 2 : ( (pcCU->getPartitionSize(absPartIdx) == SIZE_NxN && pcCU->getWidth(absPartIdx) == 8) ? 0 : 1 );
1263	UInt codeIdx = 0;
1264
1265	if( dir < NUM_INTRA_MODE )
1266	{
1267	codeIdx = 1;
1268	}
1269	if( isDimMode( dir ) )
1270	{
1271	switch( getDimType( dir ) )
1272	{
1273	case DMM1_IDX: codeIdx = 3; break;
1274	case DMM4_IDX: codeIdx = 4; break;
1275	case DMM3_IDX: codeIdx = 5; break;
1276	case RBC_IDX: codeIdx = 6; break;
1277	default: break;
1278	}
1279	}
1280
1281	#if H_3D_DIM_SDC
1282	if( pcCU->getSDCFlag( absPartIdx ) )
1283	{
1284	switch( dir )
1285	{
1286	case PLANAR_IDX: codeIdx = 0; break;
1287	default: codeIdx = 2; break;
1288	}
1289	}
1290	#endif
1291	if( puIdx==1 )
1292	{
1293	if( codeIdx==1 \|\| codeIdx==2 \|\| codeIdx==4 )
1294	{
1295	m_pcBinIf->encodeBinEP( 0 );
1296	}
1297	else
1298	{
1299	m_pcBinIf->encodeBinEP( 1 );
1300	}
1301	}
1302	//mode coding
1303	for( UInt i = 0; i < codeWordLenTable[puIdx][codeIdx]; i++ )
1304	{
1305	UInt bit = codeWordTable[puIdx][codeIdx] & ( 1<<(codeWordLenTable[puIdx][codeIdx] - i - 1) );
1306	UInt ctxDepthMode = puIdx*3 + ( (i >= 2) ? 2 : i );
1307	m_pcBinIf->encodeBin( bit!=0 , m_cDepthIntraModeSCModel.get(0, 0, ctxDepthMode) );
1308	}
1309	}
1310	#endif
1311
1312
1313	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1314	{
1315	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1316	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1317	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1318	if (pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N \|\| pcCU->getHeight(uiAbsPartIdx) != 8 )
1319	{
1320	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1321	}
1322	if (uiInterDir < 2)
1323	{
1324	m_pcBinIf->encodeBin( uiInterDir, *( pCtx + 4 ) );
1325	}
1326	#if H_MV_ENC_DEC_TRAC
1327	DTRACE_PU("inter_pred_idc", uiInterDir );
1328	#endif
1329
1330	return;
1331	}
1332
1333	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1334	{
1335	{
1336	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1337	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1338	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1339
1340	if( iRefFrame > 0 )
1341	{
1342	UInt uiRefNum = pcCU->getSlice()->getNumRefIdx( eRefList ) - 2;
1343	pCtx++;
1344	iRefFrame--;
1345	for( UInt ui = 0; ui < uiRefNum; ++ui )
1346	{
1347	const UInt uiSymbol = ui == iRefFrame ? 0 : 1;
1348	if( ui == 0 )
1349	{
1350	m_pcBinIf->encodeBin( uiSymbol, *pCtx );
1351	}
1352	else
1353	{
1354	m_pcBinIf->encodeBinEP( uiSymbol );
1355	}
1356	if( uiSymbol == 0 )
1357	{
1358	break;
1359	}
1360	}
1361	}
1362	#if H_MV_ENC_DEC_TRAC
1363	#if ENC_DEC_TRACE
1364	iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1365	if ( eRefList == REF_PIC_LIST_0 )
1366	{
1367	DTRACE_PU("ref_idx_l0", iRefFrame)
1368	}
1369	else
1370	{
1371	DTRACE_PU("ref_idx_l1", iRefFrame)
1372	}
1373	#endif
1374	#endif
1375	}
1376	return;
1377	}
1378
1379	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1380	{
1381	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1382	{
1383	return;
1384	}
1385
1386	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1387	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1388	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1389	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1390
1391	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1392	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1393
1394	const Bool bHorAbsGr0 = iHor != 0;
1395	const Bool bVerAbsGr0 = iVer != 0;
1396	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1397	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1398	pCtx++;
1399
1400	if( bHorAbsGr0 )
1401	{
1402	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1403	}
1404
1405	if( bVerAbsGr0 )
1406	{
1407	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1408	}
1409
1410	if( bHorAbsGr0 )
1411	{
1412	if( uiHorAbs > 1 )
1413	{
1414	xWriteEpExGolomb( uiHorAbs-2, 1 );
1415	}
1416
1417	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1418	}
1419
1420	if( bVerAbsGr0 )
1421	{
1422	if( uiVerAbs > 1 )
1423	{
1424	xWriteEpExGolomb( uiVerAbs-2, 1 );
1425	}
1426
1427	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1428	}
1429
1430	return;
1431	}
1432
1433	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1434	{
1435	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1436
1437	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1438	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1439
1440	UInt uiAbsDQp = (UInt)((iDQp > 0)? iDQp : (-iDQp));
1441	UInt TUValue = min((Int)uiAbsDQp, CU_DQP_TU_CMAX);
1442	xWriteUnaryMaxSymbol( TUValue, &m_cCUDeltaQpSCModel.get( 0, 0, 0 ), 1, CU_DQP_TU_CMAX);
1443	if( uiAbsDQp >= CU_DQP_TU_CMAX )
1444	{
1445	xWriteEpExGolomb( uiAbsDQp - CU_DQP_TU_CMAX, CU_DQP_EG_k );
1446	}
1447
1448	if ( uiAbsDQp > 0)
1449	{
1450	UInt uiSign = (iDQp > 0 ? 0 : 1);
1451	m_pcBinIf->encodeBinEP(uiSign);
1452	}
1453
1454	return;
1455	}
1456
1457	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1458	{
1459	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1460	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1461	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1462	#if !H_MV_ENC_DEC_TRAC
1463	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1464	DTRACE_CABAC_T( "\tparseQtCbf()" )
1465	DTRACE_CABAC_T( "\tsymbol=" )
1466	DTRACE_CABAC_V( uiCbf )
1467	DTRACE_CABAC_T( "\tctx=" )
1468	DTRACE_CABAC_V( uiCtx )
1469	DTRACE_CABAC_T( "\tetype=" )
1470	DTRACE_CABAC_V( eType )
1471	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1472	DTRACE_CABAC_V( uiAbsPartIdx )
1473	DTRACE_CABAC_T( "\n" )
1474	#endif
1475	}
1476
1477	void TEncSbac::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType )
1478	{
1479	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1480	{
1481	return;
1482	}
1483	if(width != 4 \|\| height != 4)
1484	{
1485	return;
1486	}
1487
1488	UInt useTransformSkip = pcCU->getTransformSkip( uiAbsPartIdx,eTType);
1489	m_pcBinIf->encodeBin( useTransformSkip, m_cTransformSkipSCModel.get( 0, eTType? TEXT_CHROMA: TEXT_LUMA, 0 ) );
1490	#if !H_MV_ENC_DEC_TRAC
1491	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1492	DTRACE_CABAC_T("\tparseTransformSkip()");
1493	DTRACE_CABAC_T( "\tsymbol=" )
1494	DTRACE_CABAC_V( useTransformSkip )
1495	DTRACE_CABAC_T( "\tAddr=" )
1496	DTRACE_CABAC_V( pcCU->getAddr() )
1497	DTRACE_CABAC_T( "\tetype=" )
1498	DTRACE_CABAC_V( eTType )
1499	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1500	DTRACE_CABAC_V( uiAbsPartIdx )
1501	DTRACE_CABAC_T( "\n" )
1502	#endif
1503	}
1504
1505	/** Code I_PCM information.
1506	* \param pcCU pointer to CU
1507	* \param uiAbsPartIdx CU index
1508	* \returns Void
1509	*/
1510	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1511	{
1512	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1513
1514	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1515
1516	m_pcBinIf->encodeBinTrm (uiIPCM);
1517	#if H_MV_ENC_DEC_TRAC
1518	DTRACE_CU("pcm_flag", uiIPCM)
1519	#endif
1520	if (writePCMSampleFlag)
1521	{
1522	m_pcBinIf->encodePCMAlignBits();
1523
1524	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1525	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1526	UInt uiChromaOffset = uiLumaOffset>>2;
1527	Pel* piPCMSample;
1528	UInt uiWidth;
1529	UInt uiHeight;
1530	UInt uiSampleBits;
1531	UInt uiX, uiY;
1532
1533	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1534	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1535	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1536	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1537
1538	for(uiY = 0; uiY < uiHeight; uiY++)
1539	{
1540	for(uiX = 0; uiX < uiWidth; uiX++)
1541	{
1542	UInt uiSample = piPCMSample[uiX];
1543
1544	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1545	}
1546	piPCMSample += uiWidth;
1547	}
1548
1549	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1550	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1551	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1552	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1553
1554	for(uiY = 0; uiY < uiHeight; uiY++)
1555	{
1556	for(uiX = 0; uiX < uiWidth; uiX++)
1557	{
1558	UInt uiSample = piPCMSample[uiX];
1559
1560	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1561	}
1562	piPCMSample += uiWidth;
1563	}
1564
1565	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
1566	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1567	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1568	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1569
1570	for(uiY = 0; uiY < uiHeight; uiY++)
1571	{
1572	for(uiX = 0; uiX < uiWidth; uiX++)
1573	{
1574	UInt uiSample = piPCMSample[uiX];
1575
1576	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1577	}
1578	piPCMSample += uiWidth;
1579	}
1580	m_pcBinIf->resetBac();
1581	}
1582	}
1583
1584	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1585	{
1586	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1587	UInt uiCtx = 0;
1588	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1589	#if !H_MV_ENC_DEC_TRAC
1590	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1591	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1592	DTRACE_CABAC_T( "\tsymbol=" )
1593	DTRACE_CABAC_V( uiCbf )
1594	DTRACE_CABAC_T( "\tctx=" )
1595	DTRACE_CABAC_V( uiCtx )
1596	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1597	DTRACE_CABAC_V( uiAbsPartIdx )
1598	DTRACE_CABAC_T( "\n" )
1599	#else
1600	DTRACE_CU( "rqt_root_cbf", uiCbf )
1601	#endif
1602	}
1603
1604	Void TEncSbac::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth )
1605	{
1606	// this function is only used to estimate the bits when cbf is 0
1607	// and will never be called when writing the bistream. do not need to write log
1608	UInt uiCbf = 0;
1609	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1610	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1611	}
1612
1613	Void TEncSbac::codeQtRootCbfZero( TComDataCU* pcCU )
1614	{
1615	// this function is only used to estimate the bits when cbf is 0
1616	// and will never be called when writing the bistream. do not need to write log
1617	UInt uiCbf = 0;
1618	UInt uiCtx = 0;
1619	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1620	}
1621
1622	/** Encode (X,Y) position of the last significant coefficient
1623	* \param uiPosX X component of last coefficient
1624	* \param uiPosY Y component of last coefficient
1625	* \param width Block width
1626	* \param height Block height
1627	* \param eTType plane type / luminance or chrominance
1628	* \param uiScanIdx scan type (zig-zag, hor, ver)
1629	* This method encodes the X and Y component within a block of the last significant coefficient.
1630	*/
1631	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1632	{
1633	// swap
1634	if( uiScanIdx == SCAN_VER )
1635	{
1636	swap( uiPosX, uiPosY );
1637	}
1638
1639	UInt uiCtxLast;
1640	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1641	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1642	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1643	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1644
1645
1646	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
1647	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
1648	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
1649	shiftX= eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
1650	shiftY= eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
1651	// posX
1652	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1653	{
1654	m_pcBinIf->encodeBin( 1, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1655	}
1656	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1657	{
1658	m_pcBinIf->encodeBin( 0, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1659	}
1660
1661	// posY
1662	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1663	{
1664	m_pcBinIf->encodeBin( 1, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1665	}
1666	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1667	{
1668	m_pcBinIf->encodeBin( 0, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1669	}
1670	if ( uiGroupIdxX > 3 )
1671	{
1672	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1673	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1674	for (Int i = uiCount - 1 ; i >= 0; i-- )
1675	{
1676	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1677	}
1678	}
1679	if ( uiGroupIdxY > 3 )
1680	{
1681	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1682	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1683	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1684	{
1685	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1686	}
1687	}
1688	}
1689
1690	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1691	{
1692	#if !H_MV_ENC_DEC_TRAC
1693	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1694	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1695	DTRACE_CABAC_V( eTType )
1696	DTRACE_CABAC_T( "\twidth=" )
1697	DTRACE_CABAC_V( uiWidth )
1698	DTRACE_CABAC_T( "\theight=" )
1699	DTRACE_CABAC_V( uiHeight )
1700	DTRACE_CABAC_T( "\tdepth=" )
1701	DTRACE_CABAC_V( uiDepth )
1702	DTRACE_CABAC_T( "\tabspartidx=" )
1703	DTRACE_CABAC_V( uiAbsPartIdx )
1704	DTRACE_CABAC_T( "\ttoCU-X=" )
1705	DTRACE_CABAC_V( pcCU->getCUPelX() )
1706	DTRACE_CABAC_T( "\ttoCU-Y=" )
1707	DTRACE_CABAC_V( pcCU->getCUPelY() )
1708	DTRACE_CABAC_T( "\tCU-addr=" )
1709	DTRACE_CABAC_V( pcCU->getAddr() )
1710	DTRACE_CABAC_T( "\tinCU-X=" )
1711	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1712	DTRACE_CABAC_T( "\tinCU-Y=" )
1713	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1714	DTRACE_CABAC_T( "\tpredmode=" )
1715	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1716	DTRACE_CABAC_T( "\n" )
1717	#endif
1718	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1719	{
1720	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1721	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1722	}
1723
1724	UInt uiNumSig = 0;
1725
1726	// compute number of significant coefficients
1727	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1728
1729	if ( uiNumSig == 0 )
1730	return;
1731	if(pcCU->getSlice()->getPPS()->getUseTransformSkip())
1732	{
1733	codeTransformSkipFlags( pcCU,uiAbsPartIdx, uiWidth, uiHeight, eTType );
1734	}
1735	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1736
1737	//----- encode significance map -----
1738	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1739	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1740	const UInt *scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1741
1742	Bool beValid;
1743	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1744	{
1745	beValid = false;
1746	}
1747	else
1748	{
1749	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1750	}
1751
1752	// Find position of last coefficient
1753	Int scanPosLast = -1;
1754	Int posLast;
1755
1756	const UInt * scanCG;
1757	{
1758	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1759	if( uiLog2BlockSize == 3 )
1760	{
1761	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1762	}
1763	else if( uiLog2BlockSize == 5 )
1764	{
1765	scanCG = g_sigLastScanCG32x32;
1766	}
1767	}
1768	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1769	static const UInt uiShift = MLS_CG_SIZE >> 1;
1770	const UInt uiNumBlkSide = uiWidth >> uiShift;
1771
1772	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1773
1774	do
1775	{
1776	posLast = scan[ ++scanPosLast ];
1777
1778	// get L1 sig map
1779	UInt uiPosY = posLast >> uiLog2BlockSize;
1780	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1781	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1782	if( pcCoef[ posLast ] )
1783	{
1784	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1785	}
1786
1787	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1788	}
1789	while ( uiNumSig > 0 );
1790
1791	// Code position of last coefficient
1792	Int posLastY = posLast >> uiLog2BlockSize;
1793	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1794	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1795
1796	//===== code significance flag =====
1797	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1798	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1799
1800
1801	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1802	UInt c1 = 1;
1803	UInt uiGoRiceParam = 0;
1804	Int iScanPosSig = scanPosLast;
1805
1806	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1807	{
1808	Int numNonZero = 0;
1809	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1810	uiGoRiceParam = 0;
1811	Int absCoeff[16];
1812	UInt coeffSigns = 0;
1813
1814	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1815
1816	if( iScanPosSig == scanPosLast )
1817	{
1818	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1819	coeffSigns = ( pcCoef[ posLast ] < 0 );
1820	numNonZero = 1;
1821	lastNZPosInCG = iScanPosSig;
1822	firstNZPosInCG = iScanPosSig;
1823	iScanPosSig--;
1824	}
1825
1826	// encode significant_coeffgroup_flag
1827	Int iCGBlkPos = scanCG[ iSubSet ];
1828	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1829	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1830	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1831	{
1832	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1833	}
1834	else
1835	{
1836	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1837	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1838	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1839	}
1840
1841	// encode significant_coeff_flag
1842	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1843	{
1844	Int patternSigCtx = TComTrQuant::calcPatternSigCtx( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1845	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1846	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1847	{
1848	uiBlkPos = scan[ iScanPosSig ];
1849	uiPosY = uiBlkPos >> uiLog2BlockSize;
1850	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1851	uiSig = (pcCoef[ uiBlkPos ] != 0);
1852	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1853	{
1854	uiCtxSig = TComTrQuant::getSigCtxInc( patternSigCtx, uiScanIdx, uiPosX, uiPosY, uiLog2BlockSize, eTType );
1855	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1856	}
1857	if( uiSig )
1858	{
1859	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1860	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1861	numNonZero++;
1862	if( lastNZPosInCG == -1 )
1863	{
1864	lastNZPosInCG = iScanPosSig;
1865	}
1866	firstNZPosInCG = iScanPosSig;
1867	}
1868	}
1869	}
1870	else
1871	{
1872	iScanPosSig = iSubPos - 1;
1873	}
1874
1875	if( numNonZero > 0 )
1876	{
1877	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= SBH_THRESHOLD );
1878	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1879
1880	if( c1 == 0 )
1881	{
1882	uiCtxSet++;
1883	}
1884	c1 = 1;
1885	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1886
1887	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1888	Int firstC2FlagIdx = -1;
1889	for( Int idx = 0; idx < numC1Flag; idx++ )
1890	{
1891	UInt uiSymbol = absCoeff[ idx ] > 1;
1892	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
1893	if( uiSymbol )
1894	{
1895	c1 = 0;
1896
1897	if (firstC2FlagIdx == -1)
1898	{
1899	firstC2FlagIdx = idx;
1900	}
1901	}
1902	else if( (c1 < 3) && (c1 > 0) )
1903	{
1904	c1++;
1905	}
1906	}
1907
1908	if (c1 == 0)
1909	{
1910
1911	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1912	if ( firstC2FlagIdx != -1)
1913	{
1914	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
1915	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
1916	}
1917	}
1918
1919	if( beValid && signHidden )
1920	{
1921	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
1922	}
1923	else
1924	{
1925	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
1926	}
1927
1928	Int iFirstCoeff2 = 1;
1929	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1930	{
1931	for ( Int idx = 0; idx < numNonZero; idx++ )
1932	{
1933	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
1934
1935	if( absCoeff[ idx ] >= baseLevel)
1936	{
1937	xWriteCoefRemainExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
1938	if(absCoeff[idx] > 3*(1<<uiGoRiceParam))
1939	{
1940	uiGoRiceParam = min<UInt>(uiGoRiceParam+ 1, 4);
1941	}
1942	}
1943	if(absCoeff[ idx ] >= 2)
1944	{
1945	iFirstCoeff2 = 0;
1946	}
1947	}
1948	}
1949	}
1950	}
1951
1952	return;
1953	}
1954
1955	/** code SAO offset sign
1956	* \param code sign value
1957	*/
1958	Void TEncSbac::codeSAOSign( UInt code )
1959	{
1960	m_pcBinIf->encodeBinEP( code );
1961	}
1962
1963	Void TEncSbac::codeSaoMaxUvlc ( UInt code, UInt maxSymbol )
1964	{
1965	if (maxSymbol == 0)
1966	{
1967	return;
1968	}
1969
1970	Int i;
1971	Bool bCodeLast = ( maxSymbol > code );
1972
1973	if ( code == 0 )
1974	{
1975	m_pcBinIf->encodeBinEP( 0 );
1976	}
1977	else
1978	{
1979	m_pcBinIf->encodeBinEP( 1 );
1980	for ( i=0; i<code-1; i++ )
1981	{
1982	m_pcBinIf->encodeBinEP( 1 );
1983	}
1984	if( bCodeLast )
1985	{
1986	m_pcBinIf->encodeBinEP( 0 );
1987	}
1988	}
1989	}
1990
1991
1992	/** Code SAO EO class or BO band position
1993	* \param uiLength
1994	* \param uiCode
1995	*/
1996	Void TEncSbac::codeSaoUflc ( UInt uiLength, UInt uiCode )
1997	{
1998	m_pcBinIf->encodeBinsEP ( uiCode, uiLength );
1999	}
2000	/** Code SAO merge flags
2001	* \param uiCode
2002	* \param uiCompIdx
2003	*/
2004	Void TEncSbac::codeSaoMerge ( UInt uiCode )
2005	{
2006	if (uiCode == 0)
2007	{
2008	m_pcBinIf->encodeBin(0, m_cSaoMergeSCModel.get( 0, 0, 0 ));
2009	}
2010	else
2011	{
2012	m_pcBinIf->encodeBin(1, m_cSaoMergeSCModel.get( 0, 0, 0 ));
2013	}
2014	}
2015	/** Code SAO type index
2016	* \param uiCode
2017	*/
2018	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
2019	{
2020	if (uiCode == 0)
2021	{
2022	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2023	}
2024	else
2025	{
2026	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2027	m_pcBinIf->encodeBinEP( uiCode <= 4 ? 1 : 0 );
2028	}
2029	}
2030	/*!
2031	****************************************************************************
2032	* \brief
2033	* estimate bit cost for CBP, significant map and significant coefficients
2034	****************************************************************************
2035	*/
2036	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2037	{
2038	estCBFBit( pcEstBitsSbac );
2039
2040	estSignificantCoeffGroupMapBit( pcEstBitsSbac, eTType );
2041
2042	// encode significance map
2043	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
2044
2045	// encode significant coefficients
2046	estSignificantCoefficientsBit( pcEstBitsSbac, eTType );
2047	}
2048
2049	/*!
2050	****************************************************************************
2051	* \brief
2052	* estimate bit cost for each CBP bit
2053	****************************************************************************
2054	*/
2055	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac )
2056	{
2057	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
2058
2059	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
2060	{
2061	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2062	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2063	}
2064
2065	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
2066
2067	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
2068	{
2069	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2070	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2071	}
2072	}
2073
2074
2075	/*!
2076	****************************************************************************
2077	* \brief
2078	* estimate SAMBAC bit cost for significant coefficient group map
2079	****************************************************************************
2080	*/
2081	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2082	{
2083	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
2084
2085	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2086	{
2087	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2088	{
2089	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
2090	}
2091	}
2092	}
2093
2094
2095	/*!
2096	****************************************************************************
2097	* \brief
2098	* estimate SAMBAC bit cost for significant coefficient map
2099	****************************************************************************
2100	*/
2101	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2102	{
2103	Int firstCtx = 1, numCtx = 8;
2104	if (max(width, height) >= 16)
2105	{
2106	firstCtx = (eTType == TEXT_LUMA) ? 21 : 12;
2107	numCtx = (eTType == TEXT_LUMA) ? 6 : 3;
2108	}
2109	else if (width == 8)
2110	{
2111	firstCtx = 9;
2112	numCtx = (eTType == TEXT_LUMA) ? 12 : 3;
2113	}
2114
2115	if (eTType == TEXT_LUMA )
2116	{
2117	for( UInt bin = 0; bin < 2; bin++ )
2118	{
2119	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, 0 ).getEntropyBits( bin );
2120	}
2121
2122	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2123	{
2124	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2125	{
2126	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2127	}
2128	}
2129	}
2130	else
2131	{
2132	for( UInt bin = 0; bin < 2; bin++ )
2133	{
2134	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + 0 ).getEntropyBits( bin );
2135	}
2136	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2137	{
2138	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2139	{
2140	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2141	}
2142	}
2143	}
2144	Int iBitsX = 0, iBitsY = 0;
2145	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
2146
2147	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
2148	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
2149	shiftX = eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
2150	shiftY = eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
2151
2152	Int ctx;
2153	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2154	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2155	{
2156	Int ctxOffset = blkSizeOffsetX + (ctx >>shiftX);
2157	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2158	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2159	}
2160	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2161	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2162	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2163	{
2164	Int ctxOffset = blkSizeOffsetY + (ctx >>shiftY);
2165	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2166	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2167	}
2168	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2169	}
2170
2171	/*!
2172	****************************************************************************
2173	* \brief
2174	* estimate bit cost of significant coefficient
2175	****************************************************************************
2176	*/
2177	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2178	{
2179	if (eTType==TEXT_LUMA)
2180	{
2181	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2182	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2183
2184	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2185	{
2186	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2187	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2188	}
2189
2190	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2191	{
2192	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2193	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2194	}
2195	}
2196	else
2197	{
2198	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2199	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2200
2201	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; ctxIdx++)
2202	{
2203	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2204	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2205	}
2206
2207	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_CHROMA; ctxIdx++)
2208	{
2209	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2210	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2211	}
2212	}
2213	}
2214
2215	/**
2216	- Initialize our context information from the nominated source.
2217	.
2218	\param pSrc From where to copy context information.
2219	*/
2220	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2221	{
2222	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2223	}
2224
2225	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2226	{
2227	this->xCopyContextsFrom(pScr);
2228	}
2229
2230	#if H_3D_INTER_SDC
2231	Void TEncSbac::codeInterSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2232	{
2233	UInt uiSymbol = pcCU->getInterSDCFlag( uiAbsPartIdx ) ? 1 : 0;
2234	UInt uiCtxInterSDCFlag = pcCU->getCtxInterSDCFlag( uiAbsPartIdx );
2235
2236	m_pcBinIf->encodeBin( uiSymbol, m_cInterSDCFlagSCModel.get( 0, 0, uiCtxInterSDCFlag ) );
2237	}
2238
2239	Void TEncSbac::codeInterSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment )
2240	{
2241	Pel segmentDCOffset = pcCU->getInterSDCSegmentDCOffset( uiSegment, uiAbsPartIdx );
2242
2243	UInt uiSign = segmentDCOffset < 0 ? 1 : 0;
2244	UInt uiAbsIdx = abs( segmentDCOffset );
2245
2246	assert( uiAbsIdx > 0 );
2247	uiAbsIdx--;
2248	xWriteExGolombLevel( uiAbsIdx, m_cInterSDCResidualSCModel.get( 0, 0, 0 ) );
2249	m_pcBinIf->encodeBin( uiSign, m_cInterSDCResidualSignFlagSCModel.get( 0, 0, 0 ) );
2250	}
2251	#endif
2252	//! \}

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