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source: 3DVCSoftware/trunk/source/Lib/TLibEncoder/TEncSbac.cpp @ 1245

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Last change on this file since 1245 was 1196, checked in by tech, 10 years ago
Merged 14.0-dev0@1187.
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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) 2010-2015, 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	#if H_3D
61	, m_cCUDISFlagSCModel ( 1, 1, NUM_DIS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
62	, m_cCUDISTypeSCModel ( 1, 1, NUM_DIS_TYPE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
63	#endif
64	, m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
65	, m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
66	#if H_3D_ARP
67	, m_cCUPUARPWSCModel ( 1, 1, NUM_ARPW_CTX , m_contextModels + m_numContextModels, m_numContextModels)
68	#endif
69	#if H_3D_IC
70	, m_cCUICFlagSCModel ( 1, 1, NUM_IC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
71	#endif
72	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
73	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
74	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
75	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
76	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
77	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
78	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
79	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
80	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
81	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
82	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
83	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
84	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
85	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
86	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
87	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
90	, m_cSaoMergeSCModel ( 1, 1, NUM_SAO_MERGE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
91	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
92	, m_cTransformSkipSCModel ( 1, 2, NUM_TRANSFORMSKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_CUTransquantBypassFlagSCModel( 1, 1, NUM_CU_TRANSQUANT_BYPASS_FLAG_CTX, m_contextModels + m_numContextModels, m_numContextModels)
94	#if H_3D_DIM
95	, m_cDepthIntraModeSCModel ( 1, 1, NUM_DEPTH_INTRA_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
96	, m_cDdcFlagSCModel ( 1, 1, NUM_DDC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
97	, m_cDdcDataSCModel ( 1, 1, NUM_DDC_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
98	, m_cAngleFlagSCModel ( 1, 1, NUM_ANGLE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
99	#if H_3D_DIM_SDC
100	, m_cSDCResidualFlagSCModel ( 1, 1, SDC_NUM_RESIDUAL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
101	, m_cSDCResidualSCModel ( 1, 1, SDC_NUM_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels)
102	#endif
103	#endif
104	#if H_3D_DIM_SDC
105	, m_cSDCFlagSCModel ( 1, 1, NUM_SDC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
106	#endif
107	#if H_3D_DBBP
108	, m_cDBBPFlagSCModel ( 1, 1, DBBP_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
109	#endif
110	{
111	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
112	}
113
114	TEncSbac::~TEncSbac()
115	{
116	}
117
118	// ====================================================================================================================
119	// Public member functions
120	// ====================================================================================================================
121
122	Void TEncSbac::resetEntropy ()
123	{
124	Int iQp = m_pcSlice->getSliceQp();
125	SliceType eSliceType = m_pcSlice->getSliceType();
126
127	Int encCABACTableIdx = m_pcSlice->getPPS()->getEncCABACTableIdx();
128	if (!m_pcSlice->isIntra() && (encCABACTableIdx==B_SLICE \|\| encCABACTableIdx==P_SLICE) && m_pcSlice->getPPS()->getCabacInitPresentFlag())
129	{
130	eSliceType = (SliceType) encCABACTableIdx;
131	}
132
133	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
134
135	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
136	#if H_3D
137	m_cCUDISFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DIS_FLAG );
138	m_cCUDISTypeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DIS_TYPE );
139	#endif
140	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
141	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
142	#if H_3D_ARP
143	m_cCUPUARPWSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
144	#endif
145	#if H_3D_IC
146	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
147	#endif
148	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
149	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
150	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
151	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
152	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
153	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
154	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
155	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
156	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
157	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
158	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
159	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
160	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
161	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
162	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
163	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
164	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
165	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
166	m_cSaoMergeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_FLAG );
167	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
168	m_cTransformSkipSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
169	m_CUTransquantBypassFlagSCModel.initBuffer( eSliceType, iQp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
170
171	#if H_3D_DIM
172	m_cDepthIntraModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DEPTH_INTRA_MODE );
173	m_cDdcFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_FLAG );
174	m_cDdcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_DATA );
175	m_cAngleFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ANGLE_FLAG );
176	#if H_3D_DIM_SDC
177	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
178	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
179	#endif
180	#endif
181	#if H_3D_DIM_SDC
182	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
183	#endif
184	#if H_3D_DBBP
185	m_cDBBPFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DBBP_FLAG );
186	#endif
187	// new structure
188	m_uiLastQp = iQp;
189
190	m_pcBinIf->start();
191
192	return;
193	}
194
195	/** The function does the following:
196	* If current slice type is P/B then it determines the distance of initialisation type 1 and 2 from the current CABAC states and
197	* stores the index of the closest table. This index is used for the next P/B slice when cabac_init_present_flag is true.
198	*/
199	Void TEncSbac::determineCabacInitIdx()
200	{
201	Int qp = m_pcSlice->getSliceQp();
202
203	if (!m_pcSlice->isIntra())
204	{
205	SliceType aSliceTypeChoices[] = {B_SLICE, P_SLICE};
206
207	UInt bestCost = MAX_UINT;
208	SliceType bestSliceType = aSliceTypeChoices[0];
209	for (UInt idx=0; idx<2; idx++)
210	{
211	UInt curCost = 0;
212	SliceType curSliceType = aSliceTypeChoices[idx];
213
214	curCost = m_cCUSplitFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SPLIT_FLAG );
215	curCost += m_cCUSkipFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SKIP_FLAG );
216	#if H_3D
217	curCost += m_cCUDISFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DIS_FLAG );
218	curCost += m_cCUDISTypeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DIS_TYPE );
219	#endif
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_DIM_SDC
229	curCost += m_cSDCFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SDC_FLAG );
230	#endif
231	#if H_3D_DBBP
232	curCost += m_cDBBPFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DBBP_FLAG );
233	#endif
234	curCost += m_cCUPartSizeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PART_SIZE );
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->getIntraSdcWedgeFlag() \|\| m_pcSlice->getIntraContourFlag() )
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	curCost += m_cAngleFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ANGLE_FLAG );
263	}
264	#endif
265	if (curCost < bestCost)
266	{
267	bestSliceType = curSliceType;
268	bestCost = curCost;
269	}
270	}
271	m_pcSlice->getPPS()->setEncCABACTableIdx( bestSliceType );
272	}
273	else
274	{
275	m_pcSlice->getPPS()->setEncCABACTableIdx( I_SLICE );
276	}
277	}
278
279
280	/** The function does the followng: Write out terminate bit. Flush CABAC. Intialize CABAC states. Start CABAC.
281	*/
282	Void TEncSbac::updateContextTables( SliceType eSliceType, Int iQp, Bool bExecuteFinish )
283	{
284	m_pcBinIf->encodeBinTrm(1);
285	if (bExecuteFinish) m_pcBinIf->finish();
286	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
287
288	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
289	#if H_3D
290	m_cCUDISFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DIS_FLAG );
291	m_cCUDISTypeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DIS_TYPE );
292	#endif
293	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
294	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
295	#if H_3D_ARP
296	m_cCUPUARPWSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
297	#endif
298	#if H_3D_IC
299	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
300	#endif
301	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
302	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
303	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
304	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
305	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
306	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
307	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
308	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
309	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
310	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
311	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
312	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
313	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
314	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
315	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
316	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
317	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
318	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
319	m_cSaoMergeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_FLAG );
320	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
321	m_cTransformSkipSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
322	m_CUTransquantBypassFlagSCModel.initBuffer( eSliceType, iQp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
323	#if H_3D_DIM
324	m_cDepthIntraModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DEPTH_INTRA_MODE );
325	m_cDdcFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_FLAG );
326	m_cDdcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_DATA );
327	m_cAngleFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ANGLE_FLAG );
328	#if H_3D_DIM_SDC
329	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
330	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
331	#endif
332	#endif
333	#if H_3D_DIM_SDC
334	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
335	#endif
336	#if H_3D_DBBP
337	m_cDBBPFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DBBP_FLAG );
338	#endif
339	m_pcBinIf->start();
340	}
341
342	Void TEncSbac::codeVPS( TComVPS* pcVPS )
343	{
344	assert (0);
345	return;
346	}
347
348	Void TEncSbac::codeSPS( TComSPS* pcSPS )
349	{
350	assert (0);
351	return;
352	}
353
354	Void TEncSbac::codePPS( TComPPS* pcPPS )
355	{
356	assert (0);
357	return;
358	}
359
360	Void TEncSbac::codeSliceHeader( TComSlice* pcSlice )
361	{
362	assert (0);
363	return;
364	}
365
366	Void TEncSbac::codeTilesWPPEntryPoint( TComSlice* pSlice )
367	{
368	assert (0);
369	return;
370	}
371
372	Void TEncSbac::codeTerminatingBit( UInt uilsLast )
373	{
374	m_pcBinIf->encodeBinTrm( uilsLast );
375	}
376
377	Void TEncSbac::codeSliceFinish()
378	{
379	m_pcBinIf->finish();
380	}
381
382	Void TEncSbac::xWriteUnarySymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset )
383	{
384	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[0] );
385
386	if( 0 == uiSymbol)
387	{
388	return;
389	}
390
391	while( uiSymbol-- )
392	{
393	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ iOffset ] );
394	}
395
396	return;
397	}
398
399	Void TEncSbac::xWriteUnaryMaxSymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
400	{
401	if (uiMaxSymbol == 0)
402	{
403	return;
404	}
405
406	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ 0 ] );
407
408	if ( uiSymbol == 0 )
409	{
410	return;
411	}
412
413	Bool bCodeLast = ( uiMaxSymbol > uiSymbol );
414
415	while( --uiSymbol )
416	{
417	m_pcBinIf->encodeBin( 1, pcSCModel[ iOffset ] );
418	}
419	if( bCodeLast )
420	{
421	m_pcBinIf->encodeBin( 0, pcSCModel[ iOffset ] );
422	}
423
424	return;
425	}
426
427	Void TEncSbac::xWriteEpExGolomb( UInt uiSymbol, UInt uiCount )
428	{
429	UInt bins = 0;
430	Int numBins = 0;
431
432	while( uiSymbol >= (UInt)(1<<uiCount) )
433	{
434	bins = 2 * bins + 1;
435	numBins++;
436	uiSymbol -= 1 << uiCount;
437	uiCount ++;
438	}
439	bins = 2 * bins + 0;
440	numBins++;
441
442	bins = (bins << uiCount) \| uiSymbol;
443	numBins += uiCount;
444
445	assert( numBins <= 32 );
446	m_pcBinIf->encodeBinsEP( bins, numBins );
447	}
448	#if H_3D
449	Void TEncSbac::codeDIS( TComDataCU* pcCU, UInt uiAbsPartIdx )
450	{
451	UInt uiSymbol = pcCU->getDISFlag(uiAbsPartIdx ) ? 1 : 0;
452	m_pcBinIf->encodeBin( uiSymbol, m_cCUDISFlagSCModel.get( 0, 0, 0 ) );
453	if(uiSymbol)
454	{
455	UInt uiUnaryIdx = (UInt) pcCU->getDISType(uiAbsPartIdx);
456	UInt uiNumCand = 4;
457
458	if ( uiNumCand > 1 )
459	{
460	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
461	{
462	const UInt uiSymbol2 = ui == uiUnaryIdx ? 0 : 1;
463	if ( ui == 0 )
464	{
465	m_pcBinIf->encodeBin( uiSymbol2, m_cCUDISTypeSCModel.get( 0, 0, 0 ) );
466	}
467	else
468	{
469	m_pcBinIf->encodeBinEP( uiSymbol2 );
470	}
471	if( uiSymbol2 == 0 )
472	{
473	break;
474	}
475	}
476	}
477	}
478	}
479	#endif
480	/** Coding of coeff_abs_level_minus3
481	* \param uiSymbol value of coeff_abs_level_minus3
482	* \param ruiGoRiceParam reference to Rice parameter
483	* \returns Void
484	*/
485	Void TEncSbac::xWriteCoefRemainExGolomb ( UInt symbol, UInt &rParam )
486	{
487	Int codeNumber = (Int)symbol;
488	UInt length;
489	if (codeNumber < (COEF_REMAIN_BIN_REDUCTION << rParam))
490	{
491	length = codeNumber>>rParam;
492	m_pcBinIf->encodeBinsEP( (1<<(length+1))-2 , length+1);
493	m_pcBinIf->encodeBinsEP((codeNumber%(1<<rParam)),rParam);
494	}
495	else
496	{
497	length = rParam;
498	codeNumber = codeNumber - ( COEF_REMAIN_BIN_REDUCTION << rParam);
499	while (codeNumber >= (1<<length))
500	{
501	codeNumber -= (1<<(length++));
502	}
503	m_pcBinIf->encodeBinsEP((1<<(COEF_REMAIN_BIN_REDUCTION+length+1-rParam))-2,COEF_REMAIN_BIN_REDUCTION+length+1-rParam);
504	m_pcBinIf->encodeBinsEP(codeNumber,length);
505	}
506	}
507
508	#if H_3D_DIM
509	Void TEncSbac::xWriteExGolombLevel( UInt uiSymbol, ContextModel& rcSCModel )
510	{
511	if( uiSymbol )
512	{
513	m_pcBinIf->encodeBin( 1, rcSCModel );
514	UInt uiCount = 0;
515	Bool bNoExGo = ( uiSymbol < 3 );
516
517	while( --uiSymbol && ++uiCount < 3 )
518	{
519	m_pcBinIf->encodeBin( 1, rcSCModel );
520	}
521	if( bNoExGo )
522	{
523	m_pcBinIf->encodeBin( 0, rcSCModel );
524	}
525	else
526	{
527	xWriteEpExGolomb( uiSymbol, 0 );
528	}
529	}
530	else
531	{
532	m_pcBinIf->encodeBin( 0, rcSCModel );
533	}
534
535	return;
536	}
537
538	Void TEncSbac::xCodeDimDeltaDC( Pel valDeltaDC, UInt uiNumSeg )
539	{
540	xWriteExGolombLevel( UInt( abs( valDeltaDC ) - ( uiNumSeg > 1 ? 0 : 1 ) ), m_cDdcDataSCModel.get(0, 0, 0) );
541	if( valDeltaDC != 0 )
542	{
543	UInt uiSign = valDeltaDC > 0 ? 0 : 1;
544	m_pcBinIf->encodeBinEP( uiSign );
545	}
546	}
547
548	#if H_3D_DIM_DMM
549	Void TEncSbac::xCodeDmm1WedgeIdx( UInt uiTabIdx, Int iNumBit )
550	{
551	for ( Int i = 0; i < iNumBit; i++ )
552	{
553	m_pcBinIf->encodeBinEP( ( uiTabIdx >> i ) & 1 );
554	}
555	}
556
557	#endif
558	#endif
559
560
561	// SBAC RD
562	Void TEncSbac::load ( TEncSbac* pSrc)
563	{
564	this->xCopyFrom(pSrc);
565	}
566
567	Void TEncSbac::loadIntraDirModeLuma( TEncSbac* pSrc)
568	{
569	m_pcBinIf->copyState( pSrc->m_pcBinIf );
570
571	this->m_cCUIntraPredSCModel .copyFrom( &pSrc->m_cCUIntraPredSCModel );
572	}
573	#if H_3D_DIM
574	Void TEncSbac::loadIntraDepthMode( TEncSbac* pSrc)
575	{
576	m_pcBinIf->copyState( pSrc->m_pcBinIf );
577
578	this->m_cDepthIntraModeSCModel .copyFrom( &pSrc->m_cDepthIntraModeSCModel );
579	this->m_cDdcFlagSCModel .copyFrom( &pSrc->m_cDdcFlagSCModel );
580	this->m_cAngleFlagSCModel .copyFrom( &pSrc->m_cAngleFlagSCModel );
581	}
582	#endif
583
584	Void TEncSbac::store( TEncSbac* pDest)
585	{
586	pDest->xCopyFrom( this );
587	}
588
589
590	Void TEncSbac::xCopyFrom( TEncSbac* pSrc )
591	{
592	m_pcBinIf->copyState( pSrc->m_pcBinIf );
593
594	this->m_uiCoeffCost = pSrc->m_uiCoeffCost;
595	this->m_uiLastQp = pSrc->m_uiLastQp;
596
597	memcpy( m_contextModels, pSrc->m_contextModels, m_numContextModels * sizeof( ContextModel ) );
598	}
599
600	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
601	{
602	Int iSymbol = pcCU->getMVPIdx(eRefList, uiAbsPartIdx);
603	Int iNum = AMVP_MAX_NUM_CANDS;
604
605	xWriteUnaryMaxSymbol(iSymbol, m_cMVPIdxSCModel.get(0), 1, iNum-1);
606	#if H_MV_ENC_DEC_TRAC
607	#if ENC_DEC_TRACE
608	if ( eRefList == REF_PIC_LIST_0 )
609	{
610	DTRACE_PU("mvp_l0_flag", iSymbol)
611	}
612	else
613	{
614	DTRACE_PU("mvp_l1_flag", iSymbol)
615	}
616	#endif
617	#endif
618	}
619
620	Void TEncSbac::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
621	{
622	PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx );
623	#if H_3D_QTLPC
624	Bool bLimQtPredFlag = pcCU->getPic()->getSlice(0)->getQtPredFlag();
625	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
626	Bool bDepthMapDetect = (pcTexture != NULL);
627	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
628
629	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);
630
631	Bool depthDependent = false;
632	UInt uiTexturePart = eSize;
633
634	#if H_3D_FCO
635	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && bLimQtPredFlag && pcTexture->getReconMark())
636	#else
637	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && bLimQtPredFlag )
638	#endif
639	{
640	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
641	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
642	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
643	if(pcTextureCU->getDepth(uiCUIdx) == uiDepth )
644	{
645	depthDependent = true;
646	uiTexturePart = pcTextureCU->getPartitionSize( uiCUIdx );
647	}
648	if (pcTextureCU->getDepth(uiCUIdx) == uiDepth && pcTextureCU->getPartitionSize( uiCUIdx ) == SIZE_2Nx2N)
649	{
650	assert( eSize == SIZE_2Nx2N );
651	return;
652	}
653	}
654	#endif
655	if ( pcCU->isIntra( uiAbsPartIdx ) )
656	{
657	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
658	{
659	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
660	#if H_MV_ENC_DEC_TRAC
661	DTRACE_CU("part_mode", eSize == SIZE_2Nx2N? 1 : 0)
662	#endif
663	}
664	return;
665	}
666
667	#if H_MV_ENC_DEC_TRAC
668	DTRACE_CU("part_mode", eSize )
669	#endif
670	#if H_3D_QTLPC
671	if (depthDependent==false \|\| uiTexturePart == SIZE_NxN\|\| uiTexturePart == SIZE_2Nx2N)
672	{
673	#endif
674	switch(eSize)
675	{
676	case SIZE_2Nx2N:
677	{
678	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
679	break;
680	}
681	case SIZE_2NxN:
682	case SIZE_2NxnU:
683	case SIZE_2NxnD:
684	{
685	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
686	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
687	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
688	{
689	if (eSize == SIZE_2NxN)
690	{
691	m_pcBinIf->encodeBin(1, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
692	}
693	else
694	{
695	m_pcBinIf->encodeBin(0, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
696	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
697	}
698	}
699	break;
700	}
701	case SIZE_Nx2N:
702	case SIZE_nLx2N:
703	case SIZE_nRx2N:
704	{
705	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
706	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
707	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
708	{
709	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
710	}
711	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
712	{
713	if (eSize == SIZE_Nx2N)
714	{
715	m_pcBinIf->encodeBin(1, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
716	}
717	else
718	{
719	m_pcBinIf->encodeBin(0, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
720	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
721	}
722	}
723	break;
724	}
725	case SIZE_NxN:
726	{
727	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
728	{
729	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
730	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
731	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
732	}
733	break;
734	}
735	default:
736	{
737	assert(0);
738	}
739	}
740	#if H_3D_QTLPC
741	}
742	else if(uiTexturePart == SIZE_2NxN \|\| uiTexturePart == SIZE_2NxnU \|\| uiTexturePart == SIZE_2NxnD)
743	{
744	//assert(eSize!=SIZE_NxN);
745	//assert(eSize!=SIZE_Nx2N);
746	//assert(eSize==SIZE_2Nx2N \|\| eSize==SIZE_2NxN \|\| eSize==SIZE_2NxnU \|\| eSize==SIZE_2NxnD);
747	switch(eSize)
748	{
749	case SIZE_2Nx2N:
750	{
751	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
752	break;
753	}
754	case SIZE_2NxN:
755	{
756	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
757	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
758	{
759	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
760	}
761	break;
762	}
763	case SIZE_2NxnU:
764	case SIZE_2NxnD:
765	{
766	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
767	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
768	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
769	break;
770	}
771	default:
772	{
773	assert(0);
774	}
775	}
776	}
777	else if(uiTexturePart == SIZE_Nx2N\|\| uiTexturePart==SIZE_nLx2N \|\| uiTexturePart==SIZE_nRx2N)
778	{
779	//assert(eSize!=SIZE_NxN);
780	//assert(eSize!=SIZE_2NxN);
781	//assert(eSize==SIZE_2Nx2N \|\|eSize==SIZE_Nx2N \|\| eSize==SIZE_nLx2N \|\| eSize==SIZE_nRx2N);
782	switch(eSize)
783	{
784	case SIZE_2Nx2N:
785	{
786	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
787	break;
788	}
789	case SIZE_Nx2N:
790	{
791	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
792	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
793	{
794	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
795	}
796	break;
797	}
798	case SIZE_nLx2N:
799	case SIZE_nRx2N:
800	{
801	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
802	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
803	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
804	break;
805	}
806	default:
807	{
808	assert(0);
809	}
810	}
811	}
812	else
813	{
814	printf("uiTexturePart=%d",uiTexturePart);
815	assert(0);
816	}
817	#endif
818	}
819
820	/** code prediction mode
821	* \param pcCU
822	* \param uiAbsPartIdx
823	* \returns Void
824	*/
825	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
826	{
827	#if H_3D_DIM_SDC
828	if ( pcCU->getSlice()->isIntra() )
829	{
830	assert( pcCU->isIntra(uiAbsPartIdx) );
831	return;
832	}
833	#endif
834
835	// get context function is here
836	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
837	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
838	#if H_MV_ENC_DEC_TRAC
839	DTRACE_CU("pred_mode_flag", iPredMode == MODE_INTER ? 0 : 1);
840	#endif
841	}
842
843	Void TEncSbac::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
844	{
845	UInt uiSymbol = pcCU->getCUTransquantBypass(uiAbsPartIdx);
846	m_pcBinIf->encodeBin( uiSymbol, m_CUTransquantBypassFlagSCModel.get( 0, 0, 0 ) );
847	#if H_MV_ENC_DEC_TRAC
848	DTRACE_CU("cu_transquant_bypass_flag", uiSymbol);
849	#endif
850	}
851
852	/** code skip flag
853	* \param pcCU
854	* \param uiAbsPartIdx
855	* \returns Void
856	*/
857	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
858	{
859	// get context function is here
860	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
861	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
862	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
863	#if !H_MV_ENC_DEC_TRAC
864	DTRACE_CABAC_VL( g_nSymbolCounter++ );
865	DTRACE_CABAC_T( "\tSkipFlag" );
866	DTRACE_CABAC_T( "\tuiCtxSkip: ");
867	DTRACE_CABAC_V( uiCtxSkip );
868	DTRACE_CABAC_T( "\tuiSymbol: ");
869	DTRACE_CABAC_V( uiSymbol );
870	DTRACE_CABAC_T( "\n");
871	#else
872	DTRACE_CU("cu_skip_flag", uiSymbol);
873	#endif
874	}
875
876	/** code merge flag
877	* \param pcCU
878	* \param uiAbsPartIdx
879	* \returns Void
880	*/
881	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
882	{
883	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
884	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
885
886	#if H_MV_ENC_DEC_TRAC
887	DTRACE_PU("merge_flag", uiSymbol);
888	#else
889	DTRACE_CABAC_VL( g_nSymbolCounter++ );
890	DTRACE_CABAC_T( "\tMergeFlag: " );
891	DTRACE_CABAC_V( uiSymbol );
892	DTRACE_CABAC_T( "\tAddress: " );
893	DTRACE_CABAC_V( pcCU->getAddr() );
894	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
895	DTRACE_CABAC_V( uiAbsPartIdx );
896	DTRACE_CABAC_T( "\n" );
897	#endif
898	}
899
900	/** code merge index
901	* \param pcCU
902	* \param uiAbsPartIdx
903	* \returns Void
904	*/
905	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
906	{
907	UInt uiUnaryIdx = pcCU->getMergeIndex( uiAbsPartIdx );
908	UInt uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
909	if ( uiNumCand > 1 )
910	{
911	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
912	{
913	const UInt uiSymbol = ui == uiUnaryIdx ? 0 : 1;
914	if ( ui==0 )
915	{
916	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
917	}
918	else
919	{
920	m_pcBinIf->encodeBinEP( uiSymbol );
921	}
922	if( uiSymbol == 0 )
923	{
924	break;
925	}
926	}
927	#if H_MV_ENC_DEC_TRAC
928	DTRACE_PU("merge_idx", uiUnaryIdx);
929	#endif
930	}
931	#if !H_MV_ENC_DEC_TRAC
932	DTRACE_CABAC_VL( g_nSymbolCounter++ );
933	DTRACE_CABAC_T( "\tparseMergeIndex()" );
934	DTRACE_CABAC_T( "\tuiMRGIdx= " );
935	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
936	DTRACE_CABAC_T( "\n" );
937	#endif
938	}
939
940	#if H_3D_ARP
941	Void TEncSbac::codeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx )
942	{
943	Int iW = (Int)pcCU->getARPW( uiAbsPartIdx );
944	Int iMaxW = pcCU->getSlice()->getARPStepNum() - 1;
945	assert( iMaxW > 0);
946
947	Int nOffset = pcCU->getCTXARPWFlag(uiAbsPartIdx);
948	Int nBinNum = iW + ( iW != iMaxW );
949	m_pcBinIf->encodeBin( iW ? 1 : 0 , m_cCUPUARPWSCModel.get( 0, 0, 0 + nOffset ) );
950	if( nBinNum > 1 )
951	{
952	m_pcBinIf->encodeBin( ( iW == iMaxW ) ? 1 : 0, m_cCUPUARPWSCModel.get( 0, 0, 2 ) );
953	}
954	#if H_MV_ENC_DEC_TRAC
955	DTRACE_CU("iv_res_pred_weight_idx", iW);
956	#endif
957	}
958	#endif
959
960	#if H_3D_IC
961	/** code Illumination Compensation flag
962	* \param pcCU
963	* \param uiAbsPartIdx
964	* \returns Void
965	*/
966	Void TEncSbac::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
967	{
968	// get context function is here
969	UInt uiSymbol = pcCU->getICFlag( uiAbsPartIdx ) ? 1 : 0;
970	m_pcBinIf->encodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, 0 ) );
971	#if !H_MV_ENC_DEC_TRAC
972	DTRACE_CABAC_VL( g_nSymbolCounter++ );
973	DTRACE_CABAC_T( "\tICFlag" );
974	DTRACE_CABAC_T( "\tuiSymbol: ");
975	DTRACE_CABAC_V( uiSymbol );
976	DTRACE_CABAC_T( "\n");
977	#else
978	DTRACE_CU("ic_flag", uiSymbol );
979	#endif
980	}
981	#endif
982
983
984	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
985	{
986	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
987	return;
988
989	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
990	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
991
992	assert( uiCtx < 3 );
993	#if H_3D_QTLPC
994	Bool bCodeSplitFlag = true;
995
996
997	Bool bLimQtPredFlag = pcCU->getPic()->getSlice(0)->getQtPredFlag();
998	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
999	Bool bDepthMapDetect = (pcTexture != NULL);
1000	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
1001
1002	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);
1003
1004	#if H_3D_FCO
1005	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && bLimQtPredFlag && pcTexture->getReconMark() )
1006	#else
1007	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && bLimQtPredFlag )
1008	#endif
1009	{
1010	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
1011	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
1012	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
1013	bCodeSplitFlag = (pcTextureCU->getDepth(uiCUIdx) > uiDepth);
1014	}
1015
1016	if(!bCodeSplitFlag)
1017	{
1018	assert(uiCurrSplitFlag == 0);
1019	return;
1020	}
1021	#endif
1022	m_pcBinIf->encodeBin( uiCurrSplitFlag, m_cCUSplitFlagSCModel.get( 0, 0, uiCtx ) );
1023	#if !H_MV_ENC_DEC_TRAC
1024	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1025	DTRACE_CABAC_T( "\tSplitFlag\n" )
1026	#else
1027	DTRACE_CU("split_cu_flag", uiCurrSplitFlag );
1028	#endif
1029	return;
1030	}
1031
1032	Void TEncSbac::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
1033	{
1034	m_pcBinIf->encodeBin( uiSymbol, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiCtx ) );
1035	#if !H_MV_ENC_DEC_TRAC
1036	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1037	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
1038	DTRACE_CABAC_T( "\tsymbol=" )
1039	DTRACE_CABAC_V( uiSymbol )
1040	DTRACE_CABAC_T( "\tctx=" )
1041	DTRACE_CABAC_V( uiCtx )
1042	DTRACE_CABAC_T( "\n" )
1043	#else
1044	DTRACE_TU("split_transform_flag", uiSymbol )
1045	#endif
1046
1047	}
1048
1049	Void TEncSbac::codeIntraDirLumaAng( TComDataCU* pcCU, UInt absPartIdx, Bool isMultiple)
1050	{
1051	UInt dir[4],j;
1052	Int preds[4][3] = {{-1, -1, -1},{-1, -1, -1},{-1, -1, -1},{-1, -1, -1}};
1053	Int predNum[4], predIdx[4] ={ -1,-1,-1,-1};
1054	PartSize mode = pcCU->getPartitionSize( absPartIdx );
1055	UInt partNum = isMultiple?(mode==SIZE_NxN?4:1):1;
1056	UInt partOffset = ( pcCU->getPic()->getNumPartInCU() >> ( pcCU->getDepth(absPartIdx) << 1 ) ) >> 2;
1057	for (j=0;j<partNum;j++)
1058	{
1059	dir[j] = pcCU->getLumaIntraDir( absPartIdx+partOffset*j );
1060	#if H_3D_DIM
1061	if( pcCU->getSlice()->getIntraSdcWedgeFlag() \|\| pcCU->getSlice()->getIntraContourFlag() )
1062	{
1063	codeIntraDepth( pcCU, absPartIdx+partOffset*j );
1064	}
1065	if( pcCU->getLumaIntraDir( absPartIdx+partOffset*j ) < NUM_INTRA_MODE )
1066	{
1067	#endif
1068	predNum[j] = pcCU->getIntraDirLumaPredictor(absPartIdx+partOffset*j, preds[j]);
1069	for(UInt i = 0; i < predNum[j]; i++)
1070	{
1071	if(dir[j] == preds[j][i])
1072	{
1073	predIdx[j] = i;
1074	}
1075	}
1076	m_pcBinIf->encodeBin((predIdx[j] != -1)? 1 : 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1077	#if H_MV_ENC_DEC_TRAC
1078	DTRACE_CU("prev_intra_luma_pred_flag", (predIdx[j] != -1)? 1 : 0);
1079	#endif
1080	#if H_3D_DIM
1081	}
1082	#endif
1083
1084	}
1085	for (j=0;j<partNum;j++)
1086	{
1087	#if H_3D_DIM
1088	if( pcCU->getLumaIntraDir( absPartIdx+partOffset*j ) < NUM_INTRA_MODE )
1089	{
1090	#endif
1091	if(predIdx[j] != -1)
1092	{
1093	m_pcBinIf->encodeBinEP( predIdx[j] ? 1 : 0 );
1094	if (predIdx[j])
1095	{
1096	m_pcBinIf->encodeBinEP( predIdx[j]-1 );
1097	}
1098	#if H_MV_ENC_DEC_TRAC
1099	DTRACE_CU("mpm_idx", predIdx[j] );
1100	#endif
1101	}
1102	else
1103	{
1104	if (preds[j][0] > preds[j][1])
1105	{
1106	std::swap(preds[j][0], preds[j][1]);
1107	}
1108	if (preds[j][0] > preds[j][2])
1109	{
1110	std::swap(preds[j][0], preds[j][2]);
1111	}
1112	if (preds[j][1] > preds[j][2])
1113	{
1114	std::swap(preds[j][1], preds[j][2]);
1115	}
1116	for(Int i = (predNum[j] - 1); i >= 0; i--)
1117	{
1118	dir[j] = dir[j] > preds[j][i] ? dir[j] - 1 : dir[j];
1119	}
1120	m_pcBinIf->encodeBinsEP( dir[j], 5 );
1121	#if H_MV_ENC_DEC_TRAC
1122	DTRACE_CU("rem_intra_luma_pred_mode", dir[j] );
1123	#endif
1124	}
1125	#if H_3D_DIM
1126	}
1127	#endif
1128	}
1129	return;
1130	}
1131
1132	Void TEncSbac::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1133	{
1134	UInt uiIntraDirChroma = pcCU->getChromaIntraDir( uiAbsPartIdx );
1135
1136	if( uiIntraDirChroma == DM_CHROMA_IDX )
1137	{
1138	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1139	#if H_MV_ENC_DEC_TRAC
1140	DTRACE_CU("intra_chroma_pred_mode", 0 );
1141	#endif
1142	}
1143	else
1144	{
1145	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1146	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1147
1148	for( Int i = 0; i < NUM_CHROMA_MODE - 1; i++ )
1149	{
1150	if( uiIntraDirChroma == uiAllowedChromaDir[i] )
1151	{
1152	uiIntraDirChroma = i;
1153	break;
1154	}
1155	}
1156	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1157
1158	m_pcBinIf->encodeBinsEP( uiIntraDirChroma, 2 );
1159	#if H_MV_ENC_DEC_TRAC
1160	DTRACE_CU("intra_chroma_pred_mode", uiIntraDirChroma );
1161	#endif
1162
1163	}
1164	return;
1165	}
1166
1167	#if H_3D_DIM
1168	Void TEncSbac::codeIntraDepth( TComDataCU* pcCU, UInt absPartIdx )
1169	{
1170	codeIntraDepthMode( pcCU, absPartIdx );
1171
1172	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
1173	UInt dimType = getDimType( dir );
1174
1175	switch( dimType )
1176	{
1177	#if H_3D_DIM_DMM
1178	case( DMM1_IDX ):
1179	{
1180	xCodeDmm1WedgeIdx( pcCU->getDmmWedgeTabIdx( dimType, absPartIdx ), g_dmm1TabIdxBits[pcCU->getIntraSizeIdx(absPartIdx)] );
1181	} break;
1182	case( DMM4_IDX ): break;
1183	#endif
1184	default: break;
1185	}
1186	}
1187
1188	Void TEncSbac::codeIntraDepthMode( TComDataCU* pcCU, UInt absPartIdx )
1189	{
1190	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
1191
1192	if( ( pcCU->getSlice()->getSPS()->getMaxCUWidth() >> pcCU->getDepth( absPartIdx ) ) < 64 ) //DMM and HEVC intra modes are both allowed
1193	{
1194	m_pcBinIf->encodeBin( isDimMode( dir ) ? 0 : 1, m_cAngleFlagSCModel.get( 0, 0, 0 ) );
1195	}
1196	if( isDimMode( dir ) )
1197	{
1198	UInt uiCodeIdx = 0;
1199
1200	switch( getDimType( dir ) )
1201	{
1202	case DMM1_IDX: uiCodeIdx = 0; break;
1203	case DMM4_IDX: uiCodeIdx = 1; break;
1204	default: break;
1205	}
1206	//mode coding
1207	if( pcCU->getSlice()->getIntraSdcWedgeFlag() && pcCU->getSlice()->getIntraContourFlag())
1208	{
1209	m_pcBinIf->encodeBin( uiCodeIdx == 0 ? 0 : 1, m_cDepthIntraModeSCModel.get( 0, 0, 0 ) );
1210	}
1211	}
1212	}
1213	#endif
1214
1215
1216	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1217	{
1218	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1219	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1220	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1221	if (pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N \|\| pcCU->getHeight(uiAbsPartIdx) != 8 )
1222	{
1223	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1224	}
1225	if (uiInterDir < 2)
1226	{
1227	m_pcBinIf->encodeBin( uiInterDir, *( pCtx + 4 ) );
1228	}
1229	#if H_MV_ENC_DEC_TRAC
1230	DTRACE_PU("inter_pred_idc", uiInterDir );
1231	#endif
1232
1233	return;
1234	}
1235
1236	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1237	{
1238	{
1239	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1240	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1241	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1242
1243	if( iRefFrame > 0 )
1244	{
1245	UInt uiRefNum = pcCU->getSlice()->getNumRefIdx( eRefList ) - 2;
1246	pCtx++;
1247	iRefFrame--;
1248	for( UInt ui = 0; ui < uiRefNum; ++ui )
1249	{
1250	const UInt uiSymbol = ui == iRefFrame ? 0 : 1;
1251	if( ui == 0 )
1252	{
1253	m_pcBinIf->encodeBin( uiSymbol, *pCtx );
1254	}
1255	else
1256	{
1257	m_pcBinIf->encodeBinEP( uiSymbol );
1258	}
1259	if( uiSymbol == 0 )
1260	{
1261	break;
1262	}
1263	}
1264	}
1265	#if H_MV_ENC_DEC_TRAC
1266	#if ENC_DEC_TRACE
1267	iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1268	if ( eRefList == REF_PIC_LIST_0 )
1269	{
1270	DTRACE_PU("ref_idx_l0", iRefFrame)
1271	}
1272	else
1273	{
1274	DTRACE_PU("ref_idx_l1", iRefFrame)
1275	}
1276	#endif
1277	#endif
1278	}
1279	return;
1280	}
1281
1282	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1283	{
1284	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1285	{
1286	return;
1287	}
1288
1289	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1290	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1291	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1292	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1293
1294	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1295	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1296
1297	const Bool bHorAbsGr0 = iHor != 0;
1298	const Bool bVerAbsGr0 = iVer != 0;
1299	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1300	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1301	pCtx++;
1302
1303	if( bHorAbsGr0 )
1304	{
1305	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1306	}
1307
1308	if( bVerAbsGr0 )
1309	{
1310	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1311	}
1312
1313	if( bHorAbsGr0 )
1314	{
1315	if( uiHorAbs > 1 )
1316	{
1317	xWriteEpExGolomb( uiHorAbs-2, 1 );
1318	}
1319
1320	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1321	}
1322
1323	if( bVerAbsGr0 )
1324	{
1325	if( uiVerAbs > 1 )
1326	{
1327	xWriteEpExGolomb( uiVerAbs-2, 1 );
1328	}
1329
1330	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1331	}
1332
1333	return;
1334	}
1335
1336	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1337	{
1338	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1339
1340	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1341	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1342
1343	UInt uiAbsDQp = (UInt)((iDQp > 0)? iDQp : (-iDQp));
1344	UInt TUValue = min((Int)uiAbsDQp, CU_DQP_TU_CMAX);
1345	xWriteUnaryMaxSymbol( TUValue, &m_cCUDeltaQpSCModel.get( 0, 0, 0 ), 1, CU_DQP_TU_CMAX);
1346	if( uiAbsDQp >= CU_DQP_TU_CMAX )
1347	{
1348	xWriteEpExGolomb( uiAbsDQp - CU_DQP_TU_CMAX, CU_DQP_EG_k );
1349	}
1350
1351	if ( uiAbsDQp > 0)
1352	{
1353	UInt uiSign = (iDQp > 0 ? 0 : 1);
1354	m_pcBinIf->encodeBinEP(uiSign);
1355	}
1356
1357	return;
1358	}
1359
1360	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1361	{
1362	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1363	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1364	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1365	#if !H_MV_ENC_DEC_TRAC
1366	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1367	DTRACE_CABAC_T( "\tparseQtCbf()" )
1368	DTRACE_CABAC_T( "\tsymbol=" )
1369	DTRACE_CABAC_V( uiCbf )
1370	DTRACE_CABAC_T( "\tctx=" )
1371	DTRACE_CABAC_V( uiCtx )
1372	DTRACE_CABAC_T( "\tetype=" )
1373	DTRACE_CABAC_V( eType )
1374	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1375	DTRACE_CABAC_V( uiAbsPartIdx )
1376	DTRACE_CABAC_T( "\n" )
1377	#else
1378	if ( eType == TEXT_CHROMA_U )
1379	{
1380	DTRACE_TU("cbf_cb", uiCbf )
1381	}
1382	else if ( eType == TEXT_CHROMA_V )
1383	{
1384	DTRACE_TU("cbf_cr", uiCbf )
1385	}
1386	else
1387	{
1388	DTRACE_TU("cbf_luma", uiCbf )
1389	}
1390	#endif
1391	}
1392
1393	void TEncSbac::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType )
1394	{
1395	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1396	{
1397	return;
1398	}
1399	if(width != 4 \|\| height != 4)
1400	{
1401	return;
1402	}
1403
1404	UInt useTransformSkip = pcCU->getTransformSkip( uiAbsPartIdx,eTType);
1405	m_pcBinIf->encodeBin( useTransformSkip, m_cTransformSkipSCModel.get( 0, eTType? TEXT_CHROMA: TEXT_LUMA, 0 ) );
1406	#if !H_MV_ENC_DEC_TRAC
1407	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1408	DTRACE_CABAC_T("\tparseTransformSkip()");
1409	DTRACE_CABAC_T( "\tsymbol=" )
1410	DTRACE_CABAC_V( useTransformSkip )
1411	DTRACE_CABAC_T( "\tAddr=" )
1412	DTRACE_CABAC_V( pcCU->getAddr() )
1413	DTRACE_CABAC_T( "\tetype=" )
1414	DTRACE_CABAC_V( eTType )
1415	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1416	DTRACE_CABAC_V( uiAbsPartIdx )
1417	DTRACE_CABAC_T( "\n" )
1418	#endif
1419	}
1420
1421	/** Code I_PCM information.
1422	* \param pcCU pointer to CU
1423	* \param uiAbsPartIdx CU index
1424	* \returns Void
1425	*/
1426	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1427	{
1428	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1429
1430	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1431
1432	m_pcBinIf->encodeBinTrm (uiIPCM);
1433	#if H_MV_ENC_DEC_TRAC
1434	DTRACE_CU("pcm_flag", uiIPCM)
1435	#endif
1436	if (writePCMSampleFlag)
1437	{
1438	m_pcBinIf->encodePCMAlignBits();
1439
1440	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1441	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1442	UInt uiChromaOffset = uiLumaOffset>>2;
1443	Pel* piPCMSample;
1444	UInt uiWidth;
1445	UInt uiHeight;
1446	UInt uiSampleBits;
1447	UInt uiX, uiY;
1448
1449	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1450	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1451	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1452	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1453
1454	for(uiY = 0; uiY < uiHeight; uiY++)
1455	{
1456	for(uiX = 0; uiX < uiWidth; uiX++)
1457	{
1458	UInt uiSample = piPCMSample[uiX];
1459
1460	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1461	}
1462	piPCMSample += uiWidth;
1463	}
1464
1465	#if H_3D_DISABLE_CHROMA
1466	if( pcCU->getSlice()->getSPS()->getChromaFormatIdc() != 0 )
1467	{
1468	#endif
1469	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1470	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1471	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1472	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1473
1474	for(uiY = 0; uiY < uiHeight; uiY++)
1475	{
1476	for(uiX = 0; uiX < uiWidth; uiX++)
1477	{
1478	UInt uiSample = piPCMSample[uiX];
1479
1480	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1481	}
1482	piPCMSample += uiWidth;
1483	}
1484
1485	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
1486	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1487	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1488	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1489
1490	for(uiY = 0; uiY < uiHeight; uiY++)
1491	{
1492	for(uiX = 0; uiX < uiWidth; uiX++)
1493	{
1494	UInt uiSample = piPCMSample[uiX];
1495
1496	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1497	}
1498	piPCMSample += uiWidth;
1499	}
1500	#if H_3D_DISABLE_CHROMA
1501	}
1502	#endif
1503	m_pcBinIf->resetBac();
1504	}
1505	}
1506
1507	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1508	{
1509	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1510	UInt uiCtx = 0;
1511	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1512	#if !H_MV_ENC_DEC_TRAC
1513	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1514	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1515	DTRACE_CABAC_T( "\tsymbol=" )
1516	DTRACE_CABAC_V( uiCbf )
1517	DTRACE_CABAC_T( "\tctx=" )
1518	DTRACE_CABAC_V( uiCtx )
1519	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1520	DTRACE_CABAC_V( uiAbsPartIdx )
1521	DTRACE_CABAC_T( "\n" )
1522	#else
1523	DTRACE_CU( "rqt_root_cbf", uiCbf )
1524	#endif
1525	}
1526
1527	Void TEncSbac::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth )
1528	{
1529	// this function is only used to estimate the bits when cbf is 0
1530	// and will never be called when writing the bistream. do not need to write log
1531	UInt uiCbf = 0;
1532	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1533	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1534	}
1535
1536	Void TEncSbac::codeQtRootCbfZero( TComDataCU* pcCU )
1537	{
1538	// this function is only used to estimate the bits when cbf is 0
1539	// and will never be called when writing the bistream. do not need to write log
1540	UInt uiCbf = 0;
1541	UInt uiCtx = 0;
1542	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1543	}
1544
1545	/** Encode (X,Y) position of the last significant coefficient
1546	* \param uiPosX X component of last coefficient
1547	* \param uiPosY Y component of last coefficient
1548	* \param width Block width
1549	* \param height Block height
1550	* \param eTType plane type / luminance or chrominance
1551	* \param uiScanIdx scan type (zig-zag, hor, ver)
1552	* This method encodes the X and Y component within a block of the last significant coefficient.
1553	*/
1554	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1555	{
1556	// swap
1557	if( uiScanIdx == SCAN_VER )
1558	{
1559	swap( uiPosX, uiPosY );
1560	}
1561
1562	UInt uiCtxLast;
1563	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1564	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1565	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1566	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1567
1568
1569	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
1570	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
1571	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
1572	shiftX= eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
1573	shiftY= eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
1574	// posX
1575	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1576	{
1577	m_pcBinIf->encodeBin( 1, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1578	}
1579	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1580	{
1581	m_pcBinIf->encodeBin( 0, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1582	}
1583
1584	// posY
1585	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1586	{
1587	m_pcBinIf->encodeBin( 1, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1588	}
1589	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1590	{
1591	m_pcBinIf->encodeBin( 0, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1592	}
1593	if ( uiGroupIdxX > 3 )
1594	{
1595	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1596	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1597	for (Int i = uiCount - 1 ; i >= 0; i-- )
1598	{
1599	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1600	}
1601	}
1602	if ( uiGroupIdxY > 3 )
1603	{
1604	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1605	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1606	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1607	{
1608	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1609	}
1610	}
1611	}
1612
1613	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1614	{
1615	#if !H_MV_ENC_DEC_TRAC
1616	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1617	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1618	DTRACE_CABAC_V( eTType )
1619	DTRACE_CABAC_T( "\twidth=" )
1620	DTRACE_CABAC_V( uiWidth )
1621	DTRACE_CABAC_T( "\theight=" )
1622	DTRACE_CABAC_V( uiHeight )
1623	DTRACE_CABAC_T( "\tdepth=" )
1624	DTRACE_CABAC_V( uiDepth )
1625	DTRACE_CABAC_T( "\tabspartidx=" )
1626	DTRACE_CABAC_V( uiAbsPartIdx )
1627	DTRACE_CABAC_T( "\ttoCU-X=" )
1628	DTRACE_CABAC_V( pcCU->getCUPelX() )
1629	DTRACE_CABAC_T( "\ttoCU-Y=" )
1630	DTRACE_CABAC_V( pcCU->getCUPelY() )
1631	DTRACE_CABAC_T( "\tCU-addr=" )
1632	DTRACE_CABAC_V( pcCU->getAddr() )
1633	DTRACE_CABAC_T( "\tinCU-X=" )
1634	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1635	DTRACE_CABAC_T( "\tinCU-Y=" )
1636	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1637	DTRACE_CABAC_T( "\tpredmode=" )
1638	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1639	DTRACE_CABAC_T( "\n" )
1640	#endif
1641	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1642	{
1643	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1644	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1645	}
1646
1647	UInt uiNumSig = 0;
1648
1649	// compute number of significant coefficients
1650	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1651
1652	if ( uiNumSig == 0 )
1653	return;
1654	if(pcCU->getSlice()->getPPS()->getUseTransformSkip())
1655	{
1656	codeTransformSkipFlags( pcCU,uiAbsPartIdx, uiWidth, uiHeight, eTType );
1657	}
1658	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1659
1660	//----- encode significance map -----
1661	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1662	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1663	const UInt *scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1664
1665	Bool beValid;
1666	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1667	{
1668	beValid = false;
1669	}
1670	else
1671	{
1672	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1673	}
1674
1675	// Find position of last coefficient
1676	Int scanPosLast = -1;
1677	Int posLast;
1678
1679	const UInt * scanCG;
1680	{
1681	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1682	if( uiLog2BlockSize == 3 )
1683	{
1684	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1685	}
1686	else if( uiLog2BlockSize == 5 )
1687	{
1688	scanCG = g_sigLastScanCG32x32;
1689	}
1690	}
1691	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1692	static const UInt uiShift = MLS_CG_SIZE >> 1;
1693	const UInt uiNumBlkSide = uiWidth >> uiShift;
1694
1695	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1696
1697	do
1698	{
1699	posLast = scan[ ++scanPosLast ];
1700
1701	// get L1 sig map
1702	UInt uiPosY = posLast >> uiLog2BlockSize;
1703	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1704	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1705	if( pcCoef[ posLast ] )
1706	{
1707	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1708	}
1709
1710	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1711	}
1712	while ( uiNumSig > 0 );
1713
1714	// Code position of last coefficient
1715	Int posLastY = posLast >> uiLog2BlockSize;
1716	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1717	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1718
1719	//===== code significance flag =====
1720	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1721	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1722
1723
1724	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1725	UInt c1 = 1;
1726	UInt uiGoRiceParam = 0;
1727	Int iScanPosSig = scanPosLast;
1728
1729	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1730	{
1731	Int numNonZero = 0;
1732	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1733	uiGoRiceParam = 0;
1734	Int absCoeff[16];
1735	UInt coeffSigns = 0;
1736
1737	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1738
1739	if( iScanPosSig == scanPosLast )
1740	{
1741	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1742	coeffSigns = ( pcCoef[ posLast ] < 0 );
1743	numNonZero = 1;
1744	lastNZPosInCG = iScanPosSig;
1745	firstNZPosInCG = iScanPosSig;
1746	iScanPosSig--;
1747	}
1748
1749	// encode significant_coeffgroup_flag
1750	Int iCGBlkPos = scanCG[ iSubSet ];
1751	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1752	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1753	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1754	{
1755	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1756	}
1757	else
1758	{
1759	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1760	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1761	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1762	}
1763
1764	// encode significant_coeff_flag
1765	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1766	{
1767	Int patternSigCtx = TComTrQuant::calcPatternSigCtx( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1768	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1769	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1770	{
1771	uiBlkPos = scan[ iScanPosSig ];
1772	uiPosY = uiBlkPos >> uiLog2BlockSize;
1773	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1774	uiSig = (pcCoef[ uiBlkPos ] != 0);
1775	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1776	{
1777	uiCtxSig = TComTrQuant::getSigCtxInc( patternSigCtx, uiScanIdx, uiPosX, uiPosY, uiLog2BlockSize, eTType );
1778	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1779	}
1780	if( uiSig )
1781	{
1782	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1783	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1784	numNonZero++;
1785	if( lastNZPosInCG == -1 )
1786	{
1787	lastNZPosInCG = iScanPosSig;
1788	}
1789	firstNZPosInCG = iScanPosSig;
1790	}
1791	}
1792	}
1793	else
1794	{
1795	iScanPosSig = iSubPos - 1;
1796	}
1797
1798	if( numNonZero > 0 )
1799	{
1800	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= SBH_THRESHOLD );
1801	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1802
1803	if( c1 == 0 )
1804	{
1805	uiCtxSet++;
1806	}
1807	c1 = 1;
1808	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1809
1810	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1811	Int firstC2FlagIdx = -1;
1812	for( Int idx = 0; idx < numC1Flag; idx++ )
1813	{
1814	UInt uiSymbol = absCoeff[ idx ] > 1;
1815	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
1816	if( uiSymbol )
1817	{
1818	c1 = 0;
1819
1820	if (firstC2FlagIdx == -1)
1821	{
1822	firstC2FlagIdx = idx;
1823	}
1824	}
1825	else if( (c1 < 3) && (c1 > 0) )
1826	{
1827	c1++;
1828	}
1829	}
1830
1831	if (c1 == 0)
1832	{
1833
1834	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1835	if ( firstC2FlagIdx != -1)
1836	{
1837	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
1838	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
1839	}
1840	}
1841
1842	if( beValid && signHidden )
1843	{
1844	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
1845	}
1846	else
1847	{
1848	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
1849	}
1850
1851	Int iFirstCoeff2 = 1;
1852	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1853	{
1854	for ( Int idx = 0; idx < numNonZero; idx++ )
1855	{
1856	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
1857
1858	if( absCoeff[ idx ] >= baseLevel)
1859	{
1860	xWriteCoefRemainExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
1861	if(absCoeff[idx] > 3*(1<<uiGoRiceParam))
1862	{
1863	uiGoRiceParam = min<UInt>(uiGoRiceParam+ 1, 4);
1864	}
1865	}
1866	if(absCoeff[ idx ] >= 2)
1867	{
1868	iFirstCoeff2 = 0;
1869	}
1870	}
1871	}
1872	}
1873	}
1874
1875	return;
1876	}
1877
1878	/** code SAO offset sign
1879	* \param code sign value
1880	*/
1881	Void TEncSbac::codeSAOSign( UInt code )
1882	{
1883	m_pcBinIf->encodeBinEP( code );
1884	}
1885
1886	Void TEncSbac::codeSaoMaxUvlc ( UInt code, UInt maxSymbol )
1887	{
1888	if (maxSymbol == 0)
1889	{
1890	return;
1891	}
1892
1893	Int i;
1894	Bool bCodeLast = ( maxSymbol > code );
1895
1896	if ( code == 0 )
1897	{
1898	m_pcBinIf->encodeBinEP( 0 );
1899	}
1900	else
1901	{
1902	m_pcBinIf->encodeBinEP( 1 );
1903	for ( i=0; i<code-1; i++ )
1904	{
1905	m_pcBinIf->encodeBinEP( 1 );
1906	}
1907	if( bCodeLast )
1908	{
1909	m_pcBinIf->encodeBinEP( 0 );
1910	}
1911	}
1912	}
1913
1914
1915	/** Code SAO EO class or BO band position
1916	* \param uiLength
1917	* \param uiCode
1918	*/
1919	Void TEncSbac::codeSaoUflc ( UInt uiLength, UInt uiCode )
1920	{
1921	m_pcBinIf->encodeBinsEP ( uiCode, uiLength );
1922	}
1923	/** Code SAO merge flags
1924	* \param uiCode
1925	* \param uiCompIdx
1926	*/
1927	Void TEncSbac::codeSaoMerge ( UInt uiCode )
1928	{
1929	if (uiCode == 0)
1930	{
1931	m_pcBinIf->encodeBin(0, m_cSaoMergeSCModel.get( 0, 0, 0 ));
1932	}
1933	else
1934	{
1935	m_pcBinIf->encodeBin(1, m_cSaoMergeSCModel.get( 0, 0, 0 ));
1936	}
1937	}
1938	/** Code SAO type index
1939	* \param uiCode
1940	*/
1941	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
1942	{
1943	if (uiCode == 0)
1944	{
1945	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1946	}
1947	else
1948	{
1949	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1950	m_pcBinIf->encodeBinEP( uiCode == 1 ? 0 : 1 );
1951	}
1952	}
1953	/*!
1954	****************************************************************************
1955	* \brief
1956	* estimate bit cost for CBP, significant map and significant coefficients
1957	****************************************************************************
1958	*/
1959	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
1960	{
1961	estCBFBit( pcEstBitsSbac );
1962
1963	estSignificantCoeffGroupMapBit( pcEstBitsSbac, eTType );
1964
1965	// encode significance map
1966	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
1967
1968	// encode significant coefficients
1969	estSignificantCoefficientsBit( pcEstBitsSbac, eTType );
1970	}
1971
1972	/*!
1973	****************************************************************************
1974	* \brief
1975	* estimate bit cost for each CBP bit
1976	****************************************************************************
1977	*/
1978	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac )
1979	{
1980	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
1981
1982	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
1983	{
1984	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
1985	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
1986	}
1987
1988	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
1989
1990	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
1991	{
1992	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
1993	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
1994	}
1995	}
1996
1997
1998	/*!
1999	****************************************************************************
2000	* \brief
2001	* estimate SAMBAC bit cost for significant coefficient group map
2002	****************************************************************************
2003	*/
2004	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2005	{
2006	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
2007
2008	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2009	{
2010	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2011	{
2012	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
2013	}
2014	}
2015	}
2016
2017
2018	/*!
2019	****************************************************************************
2020	* \brief
2021	* estimate SAMBAC bit cost for significant coefficient map
2022	****************************************************************************
2023	*/
2024	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2025	{
2026	Int firstCtx = 1, numCtx = 8;
2027	if (max(width, height) >= 16)
2028	{
2029	firstCtx = (eTType == TEXT_LUMA) ? 21 : 12;
2030	numCtx = (eTType == TEXT_LUMA) ? 6 : 3;
2031	}
2032	else if (width == 8)
2033	{
2034	firstCtx = 9;
2035	numCtx = (eTType == TEXT_LUMA) ? 12 : 3;
2036	}
2037
2038	if (eTType == TEXT_LUMA )
2039	{
2040	for( UInt bin = 0; bin < 2; bin++ )
2041	{
2042	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, 0 ).getEntropyBits( bin );
2043	}
2044
2045	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2046	{
2047	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2048	{
2049	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2050	}
2051	}
2052	}
2053	else
2054	{
2055	for( UInt bin = 0; bin < 2; bin++ )
2056	{
2057	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + 0 ).getEntropyBits( bin );
2058	}
2059	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2060	{
2061	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2062	{
2063	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2064	}
2065	}
2066	}
2067	Int iBitsX = 0, iBitsY = 0;
2068	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
2069
2070	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
2071	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
2072	shiftX = eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
2073	shiftY = eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
2074
2075	Int ctx;
2076	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2077	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2078	{
2079	Int ctxOffset = blkSizeOffsetX + (ctx >>shiftX);
2080	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2081	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2082	}
2083	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2084	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2085	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2086	{
2087	Int ctxOffset = blkSizeOffsetY + (ctx >>shiftY);
2088	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2089	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2090	}
2091	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2092	}
2093
2094	/*!
2095	****************************************************************************
2096	* \brief
2097	* estimate bit cost of significant coefficient
2098	****************************************************************************
2099	*/
2100	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2101	{
2102	if (eTType==TEXT_LUMA)
2103	{
2104	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2105	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2106
2107	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2108	{
2109	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2110	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2111	}
2112
2113	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2114	{
2115	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2116	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2117	}
2118	}
2119	else
2120	{
2121	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2122	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2123
2124	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; ctxIdx++)
2125	{
2126	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2127	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2128	}
2129
2130	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_CHROMA; ctxIdx++)
2131	{
2132	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2133	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2134	}
2135	}
2136	}
2137
2138	/**
2139	- Initialize our context information from the nominated source.
2140	.
2141	\param pSrc From where to copy context information.
2142	*/
2143	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2144	{
2145	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2146	}
2147
2148	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2149	{
2150	this->xCopyContextsFrom(pScr);
2151	}
2152
2153	Void TEncSbac::codeSAOOffsetParam(Int compIdx, SAOOffset& ctbParam, Bool sliceEnabled)
2154	{
2155	UInt uiSymbol;
2156	if(!sliceEnabled)
2157	{
2158	assert(ctbParam.modeIdc == SAO_MODE_OFF);
2159	return;
2160	}
2161
2162	//type
2163	if(compIdx == SAO_Y \|\| compIdx == SAO_Cb)
2164	{
2165	//sao_type_idx_luma or sao_type_idx_chroma
2166	if(ctbParam.modeIdc == SAO_MODE_OFF)
2167	{
2168	uiSymbol =0;
2169	}
2170	else if(ctbParam.typeIdc == SAO_TYPE_BO) //BO
2171	{
2172	uiSymbol = 1;
2173	}
2174	else
2175	{
2176	assert(ctbParam.typeIdc < SAO_TYPE_START_BO); //EO
2177	uiSymbol = 2;
2178	}
2179	codeSaoTypeIdx(uiSymbol);
2180	}
2181
2182	if(ctbParam.modeIdc == SAO_MODE_NEW)
2183	{
2184	Int numClasses = (ctbParam.typeIdc == SAO_TYPE_BO)?4:NUM_SAO_EO_CLASSES;
2185	Int offset[4];
2186	Int k=0;
2187	for(Int i=0; i< numClasses; i++)
2188	{
2189	if(ctbParam.typeIdc != SAO_TYPE_BO && i == SAO_CLASS_EO_PLAIN)
2190	{
2191	continue;
2192	}
2193	Int classIdx = (ctbParam.typeIdc == SAO_TYPE_BO)?( (ctbParam.typeAuxInfo+i)% NUM_SAO_BO_CLASSES ):i;
2194	offset[k] = ctbParam.offset[classIdx];
2195	k++;
2196	}
2197
2198	for(Int i=0; i< 4; i++)
2199	{
2200	codeSaoMaxUvlc((offset[i]<0)?(-offset[i]):(offset[i]), g_saoMaxOffsetQVal[compIdx] ); //sao_offset_abs
2201	}
2202
2203
2204	if(ctbParam.typeIdc == SAO_TYPE_BO)
2205	{
2206	for(Int i=0; i< 4; i++)
2207	{
2208	if(offset[i] != 0)
2209	{
2210	codeSAOSign((offset[i]< 0)?1:0);
2211	}
2212	}
2213
2214	codeSaoUflc(NUM_SAO_BO_CLASSES_LOG2, ctbParam.typeAuxInfo ); //sao_band_position
2215	}
2216	else //EO
2217	{
2218	if(compIdx == SAO_Y \|\| compIdx == SAO_Cb)
2219	{
2220	assert(ctbParam.typeIdc - SAO_TYPE_START_EO >=0);
2221	codeSaoUflc(NUM_SAO_EO_TYPES_LOG2, ctbParam.typeIdc - SAO_TYPE_START_EO ); //sao_eo_class_luma or sao_eo_class_chroma
2222	}
2223	}
2224
2225	}
2226	}
2227
2228
2229	Void TEncSbac::codeSAOBlkParam(SAOBlkParam& saoBlkParam
2230	, Bool* sliceEnabled
2231	, Bool leftMergeAvail
2232	, Bool aboveMergeAvail
2233	, Bool onlyEstMergeInfo // = false
2234	)
2235	{
2236
2237	Bool isLeftMerge = false;
2238	Bool isAboveMerge= false;
2239
2240	if(leftMergeAvail)
2241	{
2242	isLeftMerge = ((saoBlkParam[SAO_Y].modeIdc == SAO_MODE_MERGE) && (saoBlkParam[SAO_Y].typeIdc == SAO_MERGE_LEFT));
2243	codeSaoMerge( isLeftMerge?1:0 ); //sao_merge_left_flag
2244	}
2245
2246	if( aboveMergeAvail && !isLeftMerge)
2247	{
2248	isAboveMerge = ((saoBlkParam[SAO_Y].modeIdc == SAO_MODE_MERGE) && (saoBlkParam[SAO_Y].typeIdc == SAO_MERGE_ABOVE));
2249	codeSaoMerge( isAboveMerge?1:0 ); //sao_merge_left_flag
2250	}
2251
2252	if(onlyEstMergeInfo)
2253	{
2254	return; //only for RDO
2255	}
2256
2257	if(!isLeftMerge && !isAboveMerge) //not merge mode
2258	{
2259	for(Int compIdx=0; compIdx < NUM_SAO_COMPONENTS; compIdx++)
2260	{
2261	codeSAOOffsetParam(compIdx, saoBlkParam[compIdx], sliceEnabled[compIdx]);
2262	}
2263	}
2264	}
2265
2266	#if H_3D_INTER_SDC
2267	Void TEncSbac::codeDeltaDC( TComDataCU* pcCU, UInt absPartIdx )
2268	{
2269	if( !( pcCU->getSDCFlag( absPartIdx ) \|\| ( pcCU->isIntra( absPartIdx ) && getDimType( pcCU->getLumaIntraDir( absPartIdx ) ) < DIM_NUM_TYPE ) ) )
2270	{
2271	assert( 0 );
2272	}
2273
2274	UInt uiNumSegments = isDimMode( pcCU->getLumaIntraDir( absPartIdx ) ) ? 2 : 1;
2275	UInt dimDeltaDC = 1;
2276
2277	if( pcCU->isIntra( absPartIdx ) && pcCU->getSDCFlag( absPartIdx ))
2278	{
2279	if( uiNumSegments == 1 )
2280	{
2281	dimDeltaDC = pcCU->getSDCSegmentDCOffset( 0, absPartIdx ) ? 1 : 0;
2282	}
2283	else
2284	{
2285	dimDeltaDC = ( pcCU->getSDCSegmentDCOffset( 0, absPartIdx ) \|\| pcCU->getSDCSegmentDCOffset( 1, absPartIdx ) ) ? 1 : 0;
2286	}
2287	m_pcBinIf->encodeBin( dimDeltaDC, m_cDdcFlagSCModel.get( 0, 0, 0 ) );
2288	}
2289
2290	if( dimDeltaDC )
2291	{
2292	for( UInt segment = 0; segment < uiNumSegments; segment++ )
2293	{
2294	Pel deltaDC = 0;
2295
2296	if( pcCU->isIntra( absPartIdx ) )
2297	{
2298	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
2299	deltaDC = pcCU->getSDCFlag( absPartIdx ) ? pcCU->getSDCSegmentDCOffset( segment, absPartIdx ) : pcCU->getDimDeltaDC( getDimType( dir ), segment, absPartIdx );
2300	}
2301	else
2302	{
2303	deltaDC = pcCU->getSDCSegmentDCOffset( segment, absPartIdx );
2304	}
2305
2306	xCodeDimDeltaDC( deltaDC, uiNumSegments );
2307	}
2308	}
2309	}
2310
2311	Void TEncSbac::codeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2312	{
2313	UInt uiSymbol = pcCU->getSDCFlag( uiAbsPartIdx ) ? 1 : 0;
2314	UInt uiCtxSDCFlag = pcCU->getCtxSDCFlag( uiAbsPartIdx );
2315	DTRACE_CU("dc_only_flag", uiSymbol)
2316	m_pcBinIf->encodeBin( uiSymbol, m_cSDCFlagSCModel.get( 0, 0, uiCtxSDCFlag ) );
2317	}
2318
2319	#endif
2320
2321	#if H_3D_DBBP
2322	Void TEncSbac::codeDBBPFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2323	{
2324	PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx );
2325	AOF( ePartSize == SIZE_2NxN \|\| ePartSize == SIZE_Nx2N );
2326	AOF( pcCU->getSlice()->getDepthBasedBlkPartFlag() );
2327	AOF( !pcCU->getSlice()->getIsDepth() );
2328
2329	UInt uiSymbol = pcCU->getDBBPFlag( uiAbsPartIdx ) ? 1 : 0;
2330	m_pcBinIf->encodeBin( uiSymbol, m_cDBBPFlagSCModel.get( 0, 0, 0 ) );
2331	DTRACE_CU("dbbp_flag", uiSymbol)
2332	}
2333	#endif
2334
2335	//! \}

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