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TEncSbac.cpp @ 1297

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Last change on this file since 1297 was 667, checked in by zhang, 11 years ago
JCT3V-F0132; JCT3V-F0171
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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	#if QC_DIM_DELTADC_UNIFY_F0132
521	Void TEncSbac::xCodeDimDeltaDC( Pel valDeltaDC, UInt uiNumSeg )
522	{
523	xWriteExGolombLevel( UInt( abs( valDeltaDC ) - ( uiNumSeg > 1 ? 0 : 1 ) ), m_cDdcDataSCModel.get(0, 0, 0) );
524	if( valDeltaDC != 0 )
525	{
526	UInt uiSign = valDeltaDC > 0 ? 0 : 1;
527	m_pcBinIf->encodeBinEP( uiSign );
528	}
529	}
530	#else
531	Void TEncSbac::xCodeDimDeltaDC( Pel valDeltaDC, UInt dimType )
532	{
533	xWriteExGolombLevel( UInt( abs( valDeltaDC ) ), m_cDdcDataSCModel.get(0, 0, (RBC_IDX == dimType) ? 1 : 0) );
534	if( valDeltaDC != 0 )
535	{
536	UInt uiSign = valDeltaDC > 0 ? 0 : 1;
537	m_pcBinIf->encodeBinEP( uiSign );
538	}
539	}
540	#endif
541
542	#if H_3D_DIM_DMM
543	Void TEncSbac::xCodeDmm1WedgeIdx( UInt uiTabIdx, Int iNumBit )
544	{
545	for ( Int i = 0; i < iNumBit; i++ )
546	{
547	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmm1DataSCModel.get(0, 0, 0) );
548	}
549	}
550
551	Void TEncSbac::xCodeDmm3WedgeIdx( UInt uiIntraIdx, Int iNumBit )
552	{
553	for( Int i = 0; i < iNumBit; i++ )
554	{
555	m_pcBinIf->encodeBin( ( uiIntraIdx >> i ) & 1, m_cDmm3DataSCModel.get(0, 0, 0) );
556	}
557	}
558	#endif
559	#if H_3D_DIM_RBC
560	Void TEncSbac::xCodeRbcEdge( TComDataCU* pcCU, UInt uiAbsPartIdx )
561	{
562	UInt uiDepth = pcCU->getDepth( uiAbsPartIdx ) + (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0);
563	UChar* pucSymbolList = pcCU->getEdgeCode ( uiAbsPartIdx );
564	UChar ucEdgeNumber = pcCU->getEdgeNumber ( uiAbsPartIdx );
565	Bool bLeft = pcCU->getEdgeLeftFirst( uiAbsPartIdx );
566	UChar ucStart = pcCU->getEdgeStartPos ( uiAbsPartIdx );
567	UInt uiSymbol;
568
569	// 1. Top(0) or Left(1)
570	uiSymbol = (bLeft == false) ? 0 : 1;
571	m_pcBinIf->encodeBinEP( uiSymbol );
572
573	// 2. Start position (lowest bit first)
574	uiSymbol = ucStart;
575	for( UInt ui = 6; ui > uiDepth; ui-- ) // 64(0)->6, 32(1)->5, 16(2)->4, 8(3)->3, 4(4)->2
576	{
577	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
578	uiSymbol >>= 1;
579	}
580
581	// 3. Number of edges
582	uiSymbol = ucEdgeNumber > 0 ? ucEdgeNumber - 1 : 0;
583	for( UInt ui = 7; ui > uiDepth; ui-- ) // 64(0)->7, 32(1)->6, 16(2)->5, 8(3)->4, 4(4)->3
584	{
585	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
586	uiSymbol >>= 1;
587	}
588
589	if(uiSymbol != 0)
590	{
591	printf(" ucEdgeNumber %d at depth %d\n",ucEdgeNumber, uiDepth);
592	assert(false);
593	}
594
595	// 4. Edges
596	for( Int iPtr2 = 0; iPtr2 < ucEdgeNumber; iPtr2++ )
597	{
598	UInt uiReorderSymbol = pucSymbolList[iPtr2];
599	for( UInt ui = 0; ui < uiReorderSymbol; ui++ )
600	{
601	m_pcBinIf->encodeBin( 1, m_cRbcDataSCModel.get( 0, 0, 0 ) );
602	}
603
604	if( uiReorderSymbol != 6 )
605	m_pcBinIf->encodeBin( 0, m_cRbcDataSCModel.get( 0, 0, 0 ) );
606	}
607	}
608	#endif
609	#if H_3D_DIM_SDC
610	Void TEncSbac::xCodeSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment )
611	{
612	assert( pcCU->getSlice()->getIsDepth() );
613	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
614	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
615	assert( uiSegment < 2 );
616
617	Pel segmentDCOffset = pcCU->getSDCSegmentDCOffset(uiSegment, uiAbsPartIdx);
618
619	UInt uiResidual = segmentDCOffset == 0 ? 0 : 1;
620	UInt uiSign = segmentDCOffset < 0 ? 1 : 0;
621	UInt uiAbsIdx = abs(segmentDCOffset);
622
623	#if H_3D_DIM_DLT
624	UInt uiMaxResidualBits = pcCU->getSlice()->getVPS()->getBitsPerDepthValue( pcCU->getSlice()->getLayerIdInVps() );
625	#else
626	UInt uiMaxResidualBits = g_bitDepthY;
627	#endif
628	assert( uiMaxResidualBits <= g_bitDepthY );
629
630	// residual flag
631	m_pcBinIf->encodeBin( uiResidual, m_cSDCResidualFlagSCModel.get( 0, 0, 0 ) );
632	#if H_MV_ENC_DEC_TRAC
633	DTRACE_CU("sdc_residual_flag[i]", uiResidual)
634	#endif
635
636	if (uiResidual)
637	{
638	// encode sign bit of residual
639	m_pcBinIf->encodeBinEP( uiSign );
640	#if H_MV_ENC_DEC_TRAC
641	DTRACE_CU("sdc_residual_sign_flag[i]", uiSign)
642	#endif
643
644	#if H_3D_DIM_DLT
645	UInt uiNumDepthValues = pcCU->getSlice()->getVPS()->getNumDepthValues( pcCU->getSlice()->getLayerIdInVps() );
646	#else
647	UInt uiNumDepthValues = ((1 << g_bitDepthY)-1);
648	#endif
649	assert(uiAbsIdx <= uiNumDepthValues);
650
651	// encode residual magnitude
652	uiAbsIdx -= 1;
653
654	#if H_MV_ENC_DEC_TRAC
655	DTRACE_CU("sdc_residual_abs_minus1[i]", uiAbsIdx)
656	#endif
657
658	// prefix part
659	if ( uiAbsIdx == 0 )
660	{
661	m_pcBinIf->encodeBin( 0, m_cSDCResidualSCModel.get(0, 0, 0) );
662	}
663	else
664	{
665	UInt l = uiAbsIdx;
666	UInt k = 0;
667	UInt uiPrefixThreshold = ((uiNumDepthValues * 3) >> 2);
668	while ( l > 0 && k < uiPrefixThreshold )
669	{
670	m_pcBinIf->encodeBin( 1, m_cSDCResidualSCModel.get(0, 0, 0) );
671	l--;
672	k++;
673	}
674	if ( uiAbsIdx < uiPrefixThreshold )
675	{
676	m_pcBinIf->encodeBin( 0, m_cSDCResidualSCModel.get(0, 0, 0) );
677	}
678	else
679	{ // suffix part
680	uiAbsIdx -= uiPrefixThreshold;
681	UInt uiSuffixLength = numBitsForValue(uiNumDepthValues - uiPrefixThreshold);
682	UInt uiBitInfo = 0;
683	for ( Int i = 0; i < uiSuffixLength; i++)
684	{
685	uiBitInfo = ( uiAbsIdx & ( 1 << i ) ) >> i;
686	m_pcBinIf->encodeBinEP( uiBitInfo);
687	}
688	}
689	}
690
691	}
692	}
693	#endif
694	#endif
695
696	// SBAC RD
697	Void TEncSbac::load ( TEncSbac* pSrc)
698	{
699	this->xCopyFrom(pSrc);
700	}
701
702	Void TEncSbac::loadIntraDirModeLuma( TEncSbac* pSrc)
703	{
704	m_pcBinIf->copyState( pSrc->m_pcBinIf );
705
706	this->m_cCUIntraPredSCModel .copyFrom( &pSrc->m_cCUIntraPredSCModel );
707	}
708	#if H_3D_DIM
709	Void TEncSbac::loadIntraDepthMode( TEncSbac* pSrc)
710	{
711	m_pcBinIf->copyState( pSrc->m_pcBinIf );
712
713	this->m_cDepthIntraModeSCModel .copyFrom( &pSrc->m_cDepthIntraModeSCModel );
714	this->m_cDdcFlagSCModel .copyFrom( &pSrc->m_cDdcFlagSCModel );
715	}
716	#endif
717
718	Void TEncSbac::store( TEncSbac* pDest)
719	{
720	pDest->xCopyFrom( this );
721	}
722
723
724	Void TEncSbac::xCopyFrom( TEncSbac* pSrc )
725	{
726	m_pcBinIf->copyState( pSrc->m_pcBinIf );
727
728	this->m_uiCoeffCost = pSrc->m_uiCoeffCost;
729	this->m_uiLastQp = pSrc->m_uiLastQp;
730
731	memcpy( m_contextModels, pSrc->m_contextModels, m_numContextModels * sizeof( ContextModel ) );
732	}
733
734	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
735	{
736	Int iSymbol = pcCU->getMVPIdx(eRefList, uiAbsPartIdx);
737	Int iNum = AMVP_MAX_NUM_CANDS;
738
739	xWriteUnaryMaxSymbol(iSymbol, m_cMVPIdxSCModel.get(0), 1, iNum-1);
740	#if H_MV_ENC_DEC_TRAC
741	#if ENC_DEC_TRACE
742	if ( eRefList == REF_PIC_LIST_0 )
743	{
744	DTRACE_PU("mvp_l0_flag", iSymbol)
745	}
746	else
747	{
748	DTRACE_PU("mvp_l1_flag", iSymbol)
749	}
750	#endif
751	#endif
752	}
753
754	Void TEncSbac::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
755	{
756	PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx );
757	#if H_3D_QTLPC
758	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
759	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
760	Bool bDepthMapDetect = (pcTexture != NULL);
761	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
762
763	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);
764
765	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && sps->getUseQTL() && sps->getUsePC() )
766	{
767	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
768	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
769	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
770	if (pcTextureCU->getDepth(uiCUIdx) == uiDepth && pcTextureCU->getPartitionSize( uiCUIdx ) != SIZE_NxN)
771	{
772	assert( eSize == SIZE_2Nx2N );
773	return;
774	}
775	}
776	#endif
777	if ( pcCU->isIntra( uiAbsPartIdx ) )
778	{
779	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
780	{
781	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
782	#if H_MV_ENC_DEC_TRAC
783	DTRACE_CU("part_mode", eSize == SIZE_2Nx2N? 1 : 0)
784	#endif
785	}
786	return;
787	}
788
789	#if H_MV_ENC_DEC_TRAC
790	DTRACE_CU("part_mode", eSize )
791	#endif
792	switch(eSize)
793	{
794	case SIZE_2Nx2N:
795	{
796	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
797	break;
798	}
799	case SIZE_2NxN:
800	case SIZE_2NxnU:
801	case SIZE_2NxnD:
802	{
803	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
804	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
805	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
806	{
807	if (eSize == SIZE_2NxN)
808	{
809	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
810	}
811	else
812	{
813	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
814	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
815	}
816	}
817	break;
818	}
819	case SIZE_Nx2N:
820	case SIZE_nLx2N:
821	case SIZE_nRx2N:
822	{
823	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
824	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
825	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
826	{
827	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
828	}
829	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
830	{
831	if (eSize == SIZE_Nx2N)
832	{
833	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
834	}
835	else
836	{
837	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
838	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
839	}
840	}
841	break;
842	}
843	case SIZE_NxN:
844	{
845	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
846	{
847	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
848	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
849	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
850	}
851	break;
852	}
853	default:
854	{
855	assert(0);
856	}
857	}
858	}
859
860	/** code prediction mode
861	* \param pcCU
862	* \param uiAbsPartIdx
863	* \returns Void
864	*/
865	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
866	{
867	#if H_3D_DIM_SDC
868	if ( pcCU->getSlice()->isIntra() )
869	{
870	assert( pcCU->isIntra(uiAbsPartIdx) );
871	return;
872	}
873	#endif
874
875	// get context function is here
876	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
877	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
878	#if H_MV_ENC_DEC_TRAC
879	DTRACE_CU("pred_mode_flag", iPredMode == MODE_INTER ? 0 : 1);
880	#endif
881	}
882
883	Void TEncSbac::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
884	{
885	UInt uiSymbol = pcCU->getCUTransquantBypass(uiAbsPartIdx);
886	m_pcBinIf->encodeBin( uiSymbol, m_CUTransquantBypassFlagSCModel.get( 0, 0, 0 ) );
887	#if H_MV_ENC_DEC_TRAC
888	DTRACE_CU("cu_transquant_bypass_flag", uiSymbol);
889	#endif
890	}
891
892	/** code skip flag
893	* \param pcCU
894	* \param uiAbsPartIdx
895	* \returns Void
896	*/
897	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
898	{
899	// get context function is here
900	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
901	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
902	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
903	#if !H_MV_ENC_DEC_TRAC
904	DTRACE_CABAC_VL( g_nSymbolCounter++ );
905	DTRACE_CABAC_T( "\tSkipFlag" );
906	DTRACE_CABAC_T( "\tuiCtxSkip: ");
907	DTRACE_CABAC_V( uiCtxSkip );
908	DTRACE_CABAC_T( "\tuiSymbol: ");
909	DTRACE_CABAC_V( uiSymbol );
910	DTRACE_CABAC_T( "\n");
911	#else
912	DTRACE_CU("cu_skip_flag", uiSymbol);
913	#endif
914	}
915
916	/** code merge flag
917	* \param pcCU
918	* \param uiAbsPartIdx
919	* \returns Void
920	*/
921	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
922	{
923	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
924	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
925
926	#if H_MV_ENC_DEC_TRAC
927	DTRACE_PU("merge_flag", uiSymbol);
928	#else
929	DTRACE_CABAC_VL( g_nSymbolCounter++ );
930	DTRACE_CABAC_T( "\tMergeFlag: " );
931	DTRACE_CABAC_V( uiSymbol );
932	DTRACE_CABAC_T( "\tAddress: " );
933	DTRACE_CABAC_V( pcCU->getAddr() );
934	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
935	DTRACE_CABAC_V( uiAbsPartIdx );
936	DTRACE_CABAC_T( "\n" );
937	#endif
938	}
939
940	/** code merge index
941	* \param pcCU
942	* \param uiAbsPartIdx
943	* \returns Void
944	*/
945	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
946	{
947	UInt uiUnaryIdx = pcCU->getMergeIndex( uiAbsPartIdx );
948	UInt uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
949	if ( uiNumCand > 1 )
950	{
951	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
952	{
953	const UInt uiSymbol = ui == uiUnaryIdx ? 0 : 1;
954	if ( ui==0 )
955	{
956	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
957	}
958	else
959	{
960	m_pcBinIf->encodeBinEP( uiSymbol );
961	}
962	if( uiSymbol == 0 )
963	{
964	break;
965	}
966	}
967	#if H_MV_ENC_DEC_TRAC
968	DTRACE_PU("merge_idx", uiUnaryIdx);
969	#endif
970	}
971	#if !H_MV_ENC_DEC_TRAC
972	DTRACE_CABAC_VL( g_nSymbolCounter++ );
973	DTRACE_CABAC_T( "\tparseMergeIndex()" );
974	DTRACE_CABAC_T( "\tuiMRGIdx= " );
975	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
976	DTRACE_CABAC_T( "\n" );
977	#endif
978	}
979
980	#if H_3D_ARP
981	Void TEncSbac::codeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx )
982	{
983	Int iW = (Int)pcCU->getARPW( uiAbsPartIdx );
984	Int iMaxW = pcCU->getSlice()->getARPStepNum() - 1;
985	assert( iMaxW > 0);
986
987	Int nOffset = pcCU->getCTXARPWFlag(uiAbsPartIdx);
988	Int nBinNum = iW + ( iW != iMaxW );
989	m_pcBinIf->encodeBin( iW ? 1 : 0 , m_cCUPUARPWSCModel.get( 0, 0, 0 + nOffset ) );
990	if( nBinNum > 1 )
991	{
992	m_pcBinIf->encodeBin( ( iW == iMaxW ) ? 1 : 0, m_cCUPUARPWSCModel.get( 0, 0, 3 ) );
993	}
994	#if H_MV_ENC_DEC_TRAC
995	DTRACE_CU("iv_res_pred_weight_idx", iW);
996	#endif
997	}
998	#endif
999
1000	#if H_3D_IC
1001	/** code Illumination Compensation flag
1002	* \param pcCU
1003	* \param uiAbsPartIdx
1004	* \returns Void
1005	*/
1006	Void TEncSbac::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1007	{
1008	// get context function is here
1009	UInt uiSymbol = pcCU->getICFlag( uiAbsPartIdx ) ? 1 : 0;
1010	UInt uiCtxIC = pcCU->getCtxICFlag( uiAbsPartIdx ) ;
1011	m_pcBinIf->encodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, uiCtxIC ) );
1012	#if !H_MV_ENC_DEC_TRAC
1013	DTRACE_CABAC_VL( g_nSymbolCounter++ );
1014	DTRACE_CABAC_T( "\tICFlag" );
1015	DTRACE_CABAC_T( "\tuiCtxIC: ");
1016	DTRACE_CABAC_V( uiCtxIC );
1017	DTRACE_CABAC_T( "\tuiSymbol: ");
1018	DTRACE_CABAC_V( uiSymbol );
1019	DTRACE_CABAC_T( "\n");
1020	#else
1021	DTRACE_CU("ic_flag", uiSymbol );
1022	#endif
1023	}
1024	#endif
1025
1026
1027	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1028	{
1029	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
1030	return;
1031
1032	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
1033	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
1034
1035	assert( uiCtx < 3 );
1036	#if H_3D_QTLPC
1037	Bool bCodeSplitFlag = true;
1038
1039	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
1040	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
1041	Bool bDepthMapDetect = (pcTexture != NULL);
1042	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
1043
1044	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);
1045
1046	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && sps->getUseQTL() && sps->getUsePC())
1047	{
1048	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
1049	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
1050	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
1051	bCodeSplitFlag = (pcTextureCU->getDepth(uiCUIdx) > uiDepth);
1052	}
1053
1054	if(!bCodeSplitFlag)
1055	{
1056	assert(uiCurrSplitFlag == 0);
1057	return;
1058	}
1059	#endif
1060	m_pcBinIf->encodeBin( uiCurrSplitFlag, m_cCUSplitFlagSCModel.get( 0, 0, uiCtx ) );
1061	#if !H_MV_ENC_DEC_TRAC
1062	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1063	DTRACE_CABAC_T( "\tSplitFlag\n" )
1064	#else
1065	DTRACE_CU("split_cu_flag", uiCurrSplitFlag );
1066	#endif
1067	return;
1068	}
1069
1070	Void TEncSbac::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
1071	{
1072	m_pcBinIf->encodeBin( uiSymbol, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiCtx ) );
1073	#if !H_MV_ENC_DEC_TRAC
1074	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1075	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
1076	DTRACE_CABAC_T( "\tsymbol=" )
1077	DTRACE_CABAC_V( uiSymbol )
1078	DTRACE_CABAC_T( "\tctx=" )
1079	DTRACE_CABAC_V( uiCtx )
1080	DTRACE_CABAC_T( "\n" )
1081	#endif
1082	}
1083
1084	Void TEncSbac::codeIntraDirLumaAng( TComDataCU* pcCU, UInt absPartIdx, Bool isMultiple)
1085	{
1086	UInt dir[4],j;
1087	Int preds[4][3] = {{-1, -1, -1},{-1, -1, -1},{-1, -1, -1},{-1, -1, -1}};
1088	Int predNum[4], predIdx[4] ={ -1,-1,-1,-1};
1089	PartSize mode = pcCU->getPartitionSize( absPartIdx );
1090	UInt partNum = isMultiple?(mode==SIZE_NxN?4:1):1;
1091	UInt partOffset = ( pcCU->getPic()->getNumPartInCU() >> ( pcCU->getDepth(absPartIdx) << 1 ) ) >> 2;
1092	for (j=0;j<partNum;j++)
1093	{
1094	dir[j] = pcCU->getLumaIntraDir( absPartIdx+partOffset*j );
1095	#if H_3D_DIM
1096	if( pcCU->getSlice()->getVpsDepthModesFlag() )
1097	{
1098	codeIntraDepth( pcCU, absPartIdx+partOffset*j );
1099	}
1100	if( pcCU->getLumaIntraDir( absPartIdx+partOffset*j ) < NUM_INTRA_MODE )
1101	#if H_3D_DIM_SDC
1102	if( !pcCU->getSDCFlag( absPartIdx+partOffset*j ) )
1103	#endif
1104	{
1105	#endif
1106	predNum[j] = pcCU->getIntraDirLumaPredictor(absPartIdx+partOffset*j, preds[j]);
1107	for(UInt i = 0; i < predNum[j]; i++)
1108	{
1109	if(dir[j] == preds[j][i])
1110	{
1111	predIdx[j] = i;
1112	}
1113	}
1114	m_pcBinIf->encodeBin((predIdx[j] != -1)? 1 : 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1115	#if H_MV_ENC_DEC_TRAC
1116	DTRACE_CU("prev_intra_luma_pred_flag", (predIdx[j] != -1)? 1 : 0);
1117	#endif
1118	#if H_3D_DIM
1119	}
1120	#endif
1121
1122	}
1123	for (j=0;j<partNum;j++)
1124	{
1125	#if H_3D_DIM
1126	if( pcCU->getLumaIntraDir( absPartIdx+partOffset*j ) < NUM_INTRA_MODE )
1127	#if H_3D_DIM_SDC
1128	if( !pcCU->getSDCFlag( absPartIdx+partOffset*j ) )
1129	#endif
1130	{
1131	#endif
1132	if(predIdx[j] != -1)
1133	{
1134	m_pcBinIf->encodeBinEP( predIdx[j] ? 1 : 0 );
1135	if (predIdx[j])
1136	{
1137	m_pcBinIf->encodeBinEP( predIdx[j]-1 );
1138	}
1139	#if H_MV_ENC_DEC_TRAC
1140	DTRACE_CU("mpm_idx", predIdx[j] );
1141	#endif
1142	}
1143	else
1144	{
1145	if (preds[j][0] > preds[j][1])
1146	{
1147	std::swap(preds[j][0], preds[j][1]);
1148	}
1149	if (preds[j][0] > preds[j][2])
1150	{
1151	std::swap(preds[j][0], preds[j][2]);
1152	}
1153	if (preds[j][1] > preds[j][2])
1154	{
1155	std::swap(preds[j][1], preds[j][2]);
1156	}
1157	for(Int i = (predNum[j] - 1); i >= 0; i--)
1158	{
1159	dir[j] = dir[j] > preds[j][i] ? dir[j] - 1 : dir[j];
1160	}
1161	m_pcBinIf->encodeBinsEP( dir[j], 5 );
1162	#if H_MV_ENC_DEC_TRAC
1163	DTRACE_CU("rem_intra_luma_pred_mode", dir[j] );
1164	#endif
1165	}
1166	#if H_3D_DIM
1167	}
1168	#endif
1169	}
1170	return;
1171	}
1172
1173	Void TEncSbac::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1174	{
1175	UInt uiIntraDirChroma = pcCU->getChromaIntraDir( uiAbsPartIdx );
1176
1177	if( uiIntraDirChroma == DM_CHROMA_IDX )
1178	{
1179	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1180	#if H_MV_ENC_DEC_TRAC
1181	DTRACE_CU("intra_chroma_pred_mode", 0 );
1182	#endif
1183	}
1184	else
1185	{
1186	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1187	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1188
1189	for( Int i = 0; i < NUM_CHROMA_MODE - 1; i++ )
1190	{
1191	if( uiIntraDirChroma == uiAllowedChromaDir[i] )
1192	{
1193	uiIntraDirChroma = i;
1194	break;
1195	}
1196	}
1197	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1198
1199	m_pcBinIf->encodeBinsEP( uiIntraDirChroma, 2 );
1200	#if H_MV_ENC_DEC_TRAC
1201	DTRACE_CU("intra_chroma_pred_mode", uiIntraDirChroma );
1202	#endif
1203
1204	}
1205	return;
1206	}
1207
1208	#if H_3D_DIM
1209	Void TEncSbac::codeIntraDepth( TComDataCU* pcCU, UInt absPartIdx )
1210	{
1211	codeIntraDepthMode( pcCU, absPartIdx );
1212
1213	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
1214	UInt dimType = getDimType( dir );
1215
1216	switch( dimType )
1217	{
1218	#if H_3D_DIM_DMM
1219	case( DMM1_IDX ):
1220	{
1221	xCodeDmm1WedgeIdx( pcCU->getDmmWedgeTabIdx( dimType, absPartIdx ), g_dmm1TabIdxBits[pcCU->getIntraSizeIdx(absPartIdx)] );
1222	} break;
1223	case( DMM3_IDX ):
1224	{
1225	xCodeDmm3WedgeIdx( pcCU->getDmm3IntraTabIdx( absPartIdx ), g_dmm3IntraTabIdxBits[pcCU->getIntraSizeIdx(absPartIdx)] );
1226	} break;
1227	case( DMM4_IDX ): break;
1228	#endif
1229	#if H_3D_DIM_RBC
1230	case( RBC_IDX ):
1231	{
1232	assert( pcCU->getWidth( absPartIdx ) < 64 );
1233	xCodeRbcEdge( pcCU, absPartIdx );
1234	} break;
1235	#endif
1236	default: break;
1237	}
1238
1239	#if H_3D_DIM_SDC && !QC_DIM_DELTADC_UNIFY_F0132
1240	if( pcCU->getSDCFlag( absPartIdx ) )
1241	{
1242	assert(pcCU->getPartitionSize(absPartIdx)==SIZE_2Nx2N);
1243	UInt uiNumSegments = ( dir == DC_IDX \|\| dir == PLANAR_IDX )? 1 : 2;
1244	for(UInt uiSeg=0; uiSeg<uiNumSegments; uiSeg++)
1245	{
1246	xCodeSDCResidualData(pcCU, absPartIdx, uiSeg);
1247	}
1248	}
1249	else
1250	{
1251	#endif
1252	#if QC_DIM_DELTADC_UNIFY_F0132
1253	if( dimType < DIM_NUM_TYPE \|\| pcCU->getSDCFlag( absPartIdx ) )
1254	#else
1255	if( dimType < DIM_NUM_TYPE )
1256	#endif
1257	{
1258	#if QC_DIM_DELTADC_UNIFY_F0132
1259	UInt dimDeltaDC;
1260	Pel deltaDC;
1261	UInt uiNumSegments = ( dir == PLANAR_IDX ) ? 1 : 2;
1262	if( pcCU->getSDCFlag( absPartIdx ) )
1263	{
1264	if( uiNumSegments==1 )
1265	{
1266	dimDeltaDC = pcCU->getSDCSegmentDCOffset(0, absPartIdx) ? 1 : 0;
1267	}
1268	else
1269	{
1270	dimDeltaDC = ( pcCU->getSDCSegmentDCOffset(0, absPartIdx) \|\| pcCU->getSDCSegmentDCOffset(1, absPartIdx) ) ? 1 : 0;
1271	}
1272	}
1273	else
1274	{
1275	dimDeltaDC = isDimDeltaDC( dir );
1276	}
1277
1278	m_pcBinIf->encodeBin( dimDeltaDC, m_cDdcFlagSCModel.get(0, 0, uiNumSegments-1) );
1279
1280	if( dimDeltaDC )
1281	{
1282	for( UInt segment = 0; segment < uiNumSegments; segment++ )
1283	{
1284	deltaDC = pcCU->getSDCFlag( absPartIdx ) ? pcCU->getSDCSegmentDCOffset(segment, absPartIdx) : pcCU->getDimDeltaDC( dimType, segment, absPartIdx );
1285	xCodeDimDeltaDC( deltaDC, uiNumSegments );
1286	}
1287	}
1288	#else
1289	UInt dimDeltaDC = isDimDeltaDC( dir );
1290	m_pcBinIf->encodeBin( dimDeltaDC, m_cDdcFlagSCModel.get(0, 0, (RBC_IDX == dimType) ? 1 : 0) );
1291	if( dimDeltaDC )
1292	{
1293	for( UInt segment = 0; segment < 2; segment++ )
1294	{
1295	xCodeDimDeltaDC( pcCU->getDimDeltaDC( dimType, segment, absPartIdx ), dimType );
1296	}
1297	}
1298	#endif
1299	}
1300	#if H_3D_DIM_SDC && !QC_DIM_DELTADC_UNIFY_F0132
1301	}
1302	#endif
1303	}
1304
1305	Void TEncSbac::codeIntraDepthMode( TComDataCU* pcCU, UInt absPartIdx )
1306	{
1307	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}};
1308	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}};
1309	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
1310	UInt puIdx = (pcCU->getWidth(absPartIdx) == 64) ? 2 : ( (pcCU->getPartitionSize(absPartIdx) == SIZE_NxN && pcCU->getWidth(absPartIdx) == 8) ? 0 : 1 );
1311	UInt codeIdx = 0;
1312
1313	if( dir < NUM_INTRA_MODE )
1314	{
1315	codeIdx = 1;
1316	}
1317	if( isDimMode( dir ) )
1318	{
1319	switch( getDimType( dir ) )
1320	{
1321	case DMM1_IDX: codeIdx = 3; break;
1322	case DMM4_IDX: codeIdx = 4; break;
1323	case DMM3_IDX: codeIdx = 5; break;
1324	case RBC_IDX: codeIdx = 6; break;
1325	default: break;
1326	}
1327	}
1328
1329	#if H_3D_DIM_SDC
1330	if( pcCU->getSDCFlag( absPartIdx ) )
1331	{
1332	switch( dir )
1333	{
1334	case PLANAR_IDX: codeIdx = 0; break;
1335	default: codeIdx = 2; break;
1336	}
1337	}
1338	#endif
1339	if( puIdx==1 )
1340	{
1341	if( codeIdx==1 \|\| codeIdx==2 \|\| codeIdx==4 )
1342	{
1343	m_pcBinIf->encodeBinEP( 0 );
1344	}
1345	else
1346	{
1347	m_pcBinIf->encodeBinEP( 1 );
1348	}
1349	}
1350	//mode coding
1351	for( UInt i = 0; i < codeWordLenTable[puIdx][codeIdx]; i++ )
1352	{
1353	UInt bit = codeWordTable[puIdx][codeIdx] & ( 1<<(codeWordLenTable[puIdx][codeIdx] - i - 1) );
1354	UInt ctxDepthMode = puIdx*3 + ( (i >= 2) ? 2 : i );
1355	m_pcBinIf->encodeBin( bit!=0 , m_cDepthIntraModeSCModel.get(0, 0, ctxDepthMode) );
1356	}
1357	}
1358	#endif
1359
1360
1361	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1362	{
1363	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1364	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1365	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1366	if (pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N \|\| pcCU->getHeight(uiAbsPartIdx) != 8 )
1367	{
1368	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1369	}
1370	if (uiInterDir < 2)
1371	{
1372	m_pcBinIf->encodeBin( uiInterDir, *( pCtx + 4 ) );
1373	}
1374	#if H_MV_ENC_DEC_TRAC
1375	DTRACE_PU("inter_pred_idc", uiInterDir );
1376	#endif
1377
1378	return;
1379	}
1380
1381	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1382	{
1383	{
1384	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1385	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1386	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1387
1388	if( iRefFrame > 0 )
1389	{
1390	UInt uiRefNum = pcCU->getSlice()->getNumRefIdx( eRefList ) - 2;
1391	pCtx++;
1392	iRefFrame--;
1393	for( UInt ui = 0; ui < uiRefNum; ++ui )
1394	{
1395	const UInt uiSymbol = ui == iRefFrame ? 0 : 1;
1396	if( ui == 0 )
1397	{
1398	m_pcBinIf->encodeBin( uiSymbol, *pCtx );
1399	}
1400	else
1401	{
1402	m_pcBinIf->encodeBinEP( uiSymbol );
1403	}
1404	if( uiSymbol == 0 )
1405	{
1406	break;
1407	}
1408	}
1409	}
1410	#if H_MV_ENC_DEC_TRAC
1411	#if ENC_DEC_TRACE
1412	iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1413	if ( eRefList == REF_PIC_LIST_0 )
1414	{
1415	DTRACE_PU("ref_idx_l0", iRefFrame)
1416	}
1417	else
1418	{
1419	DTRACE_PU("ref_idx_l1", iRefFrame)
1420	}
1421	#endif
1422	#endif
1423	}
1424	return;
1425	}
1426
1427	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1428	{
1429	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1430	{
1431	return;
1432	}
1433
1434	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1435	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1436	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1437	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1438
1439	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1440	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1441
1442	const Bool bHorAbsGr0 = iHor != 0;
1443	const Bool bVerAbsGr0 = iVer != 0;
1444	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1445	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1446	pCtx++;
1447
1448	if( bHorAbsGr0 )
1449	{
1450	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1451	}
1452
1453	if( bVerAbsGr0 )
1454	{
1455	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1456	}
1457
1458	if( bHorAbsGr0 )
1459	{
1460	if( uiHorAbs > 1 )
1461	{
1462	xWriteEpExGolomb( uiHorAbs-2, 1 );
1463	}
1464
1465	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1466	}
1467
1468	if( bVerAbsGr0 )
1469	{
1470	if( uiVerAbs > 1 )
1471	{
1472	xWriteEpExGolomb( uiVerAbs-2, 1 );
1473	}
1474
1475	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1476	}
1477
1478	return;
1479	}
1480
1481	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1482	{
1483	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1484
1485	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1486	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1487
1488	UInt uiAbsDQp = (UInt)((iDQp > 0)? iDQp : (-iDQp));
1489	UInt TUValue = min((Int)uiAbsDQp, CU_DQP_TU_CMAX);
1490	xWriteUnaryMaxSymbol( TUValue, &m_cCUDeltaQpSCModel.get( 0, 0, 0 ), 1, CU_DQP_TU_CMAX);
1491	if( uiAbsDQp >= CU_DQP_TU_CMAX )
1492	{
1493	xWriteEpExGolomb( uiAbsDQp - CU_DQP_TU_CMAX, CU_DQP_EG_k );
1494	}
1495
1496	if ( uiAbsDQp > 0)
1497	{
1498	UInt uiSign = (iDQp > 0 ? 0 : 1);
1499	m_pcBinIf->encodeBinEP(uiSign);
1500	}
1501
1502	return;
1503	}
1504
1505	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1506	{
1507	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1508	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1509	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1510	#if !H_MV_ENC_DEC_TRAC
1511	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1512	DTRACE_CABAC_T( "\tparseQtCbf()" )
1513	DTRACE_CABAC_T( "\tsymbol=" )
1514	DTRACE_CABAC_V( uiCbf )
1515	DTRACE_CABAC_T( "\tctx=" )
1516	DTRACE_CABAC_V( uiCtx )
1517	DTRACE_CABAC_T( "\tetype=" )
1518	DTRACE_CABAC_V( eType )
1519	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1520	DTRACE_CABAC_V( uiAbsPartIdx )
1521	DTRACE_CABAC_T( "\n" )
1522	#endif
1523	}
1524
1525	void TEncSbac::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType )
1526	{
1527	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1528	{
1529	return;
1530	}
1531	if(width != 4 \|\| height != 4)
1532	{
1533	return;
1534	}
1535
1536	UInt useTransformSkip = pcCU->getTransformSkip( uiAbsPartIdx,eTType);
1537	m_pcBinIf->encodeBin( useTransformSkip, m_cTransformSkipSCModel.get( 0, eTType? TEXT_CHROMA: TEXT_LUMA, 0 ) );
1538	#if !H_MV_ENC_DEC_TRAC
1539	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1540	DTRACE_CABAC_T("\tparseTransformSkip()");
1541	DTRACE_CABAC_T( "\tsymbol=" )
1542	DTRACE_CABAC_V( useTransformSkip )
1543	DTRACE_CABAC_T( "\tAddr=" )
1544	DTRACE_CABAC_V( pcCU->getAddr() )
1545	DTRACE_CABAC_T( "\tetype=" )
1546	DTRACE_CABAC_V( eTType )
1547	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1548	DTRACE_CABAC_V( uiAbsPartIdx )
1549	DTRACE_CABAC_T( "\n" )
1550	#endif
1551	}
1552
1553	/** Code I_PCM information.
1554	* \param pcCU pointer to CU
1555	* \param uiAbsPartIdx CU index
1556	* \returns Void
1557	*/
1558	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1559	{
1560	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1561
1562	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1563
1564	m_pcBinIf->encodeBinTrm (uiIPCM);
1565	#if H_MV_ENC_DEC_TRAC
1566	DTRACE_CU("pcm_flag", uiIPCM)
1567	#endif
1568	if (writePCMSampleFlag)
1569	{
1570	m_pcBinIf->encodePCMAlignBits();
1571
1572	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1573	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1574	UInt uiChromaOffset = uiLumaOffset>>2;
1575	Pel* piPCMSample;
1576	UInt uiWidth;
1577	UInt uiHeight;
1578	UInt uiSampleBits;
1579	UInt uiX, uiY;
1580
1581	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1582	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1583	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1584	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1585
1586	for(uiY = 0; uiY < uiHeight; uiY++)
1587	{
1588	for(uiX = 0; uiX < uiWidth; uiX++)
1589	{
1590	UInt uiSample = piPCMSample[uiX];
1591
1592	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1593	}
1594	piPCMSample += uiWidth;
1595	}
1596
1597	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1598	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1599	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1600	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1601
1602	for(uiY = 0; uiY < uiHeight; uiY++)
1603	{
1604	for(uiX = 0; uiX < uiWidth; uiX++)
1605	{
1606	UInt uiSample = piPCMSample[uiX];
1607
1608	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1609	}
1610	piPCMSample += uiWidth;
1611	}
1612
1613	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
1614	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1615	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1616	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1617
1618	for(uiY = 0; uiY < uiHeight; uiY++)
1619	{
1620	for(uiX = 0; uiX < uiWidth; uiX++)
1621	{
1622	UInt uiSample = piPCMSample[uiX];
1623
1624	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1625	}
1626	piPCMSample += uiWidth;
1627	}
1628	m_pcBinIf->resetBac();
1629	}
1630	}
1631
1632	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1633	{
1634	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1635	UInt uiCtx = 0;
1636	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1637	#if !H_MV_ENC_DEC_TRAC
1638	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1639	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1640	DTRACE_CABAC_T( "\tsymbol=" )
1641	DTRACE_CABAC_V( uiCbf )
1642	DTRACE_CABAC_T( "\tctx=" )
1643	DTRACE_CABAC_V( uiCtx )
1644	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1645	DTRACE_CABAC_V( uiAbsPartIdx )
1646	DTRACE_CABAC_T( "\n" )
1647	#else
1648	DTRACE_CU( "rqt_root_cbf", uiCbf )
1649	#endif
1650	}
1651
1652	Void TEncSbac::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth )
1653	{
1654	// this function is only used to estimate the bits when cbf is 0
1655	// and will never be called when writing the bistream. do not need to write log
1656	UInt uiCbf = 0;
1657	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1658	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1659	}
1660
1661	Void TEncSbac::codeQtRootCbfZero( TComDataCU* pcCU )
1662	{
1663	// this function is only used to estimate the bits when cbf is 0
1664	// and will never be called when writing the bistream. do not need to write log
1665	UInt uiCbf = 0;
1666	UInt uiCtx = 0;
1667	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1668	}
1669
1670	/** Encode (X,Y) position of the last significant coefficient
1671	* \param uiPosX X component of last coefficient
1672	* \param uiPosY Y component of last coefficient
1673	* \param width Block width
1674	* \param height Block height
1675	* \param eTType plane type / luminance or chrominance
1676	* \param uiScanIdx scan type (zig-zag, hor, ver)
1677	* This method encodes the X and Y component within a block of the last significant coefficient.
1678	*/
1679	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1680	{
1681	// swap
1682	if( uiScanIdx == SCAN_VER )
1683	{
1684	swap( uiPosX, uiPosY );
1685	}
1686
1687	UInt uiCtxLast;
1688	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1689	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1690	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1691	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1692
1693
1694	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
1695	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
1696	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
1697	shiftX= eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
1698	shiftY= eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
1699	// posX
1700	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1701	{
1702	m_pcBinIf->encodeBin( 1, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1703	}
1704	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1705	{
1706	m_pcBinIf->encodeBin( 0, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1707	}
1708
1709	// posY
1710	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1711	{
1712	m_pcBinIf->encodeBin( 1, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1713	}
1714	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1715	{
1716	m_pcBinIf->encodeBin( 0, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1717	}
1718	if ( uiGroupIdxX > 3 )
1719	{
1720	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1721	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1722	for (Int i = uiCount - 1 ; i >= 0; i-- )
1723	{
1724	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1725	}
1726	}
1727	if ( uiGroupIdxY > 3 )
1728	{
1729	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1730	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1731	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1732	{
1733	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1734	}
1735	}
1736	}
1737
1738	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1739	{
1740	#if !H_MV_ENC_DEC_TRAC
1741	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1742	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1743	DTRACE_CABAC_V( eTType )
1744	DTRACE_CABAC_T( "\twidth=" )
1745	DTRACE_CABAC_V( uiWidth )
1746	DTRACE_CABAC_T( "\theight=" )
1747	DTRACE_CABAC_V( uiHeight )
1748	DTRACE_CABAC_T( "\tdepth=" )
1749	DTRACE_CABAC_V( uiDepth )
1750	DTRACE_CABAC_T( "\tabspartidx=" )
1751	DTRACE_CABAC_V( uiAbsPartIdx )
1752	DTRACE_CABAC_T( "\ttoCU-X=" )
1753	DTRACE_CABAC_V( pcCU->getCUPelX() )
1754	DTRACE_CABAC_T( "\ttoCU-Y=" )
1755	DTRACE_CABAC_V( pcCU->getCUPelY() )
1756	DTRACE_CABAC_T( "\tCU-addr=" )
1757	DTRACE_CABAC_V( pcCU->getAddr() )
1758	DTRACE_CABAC_T( "\tinCU-X=" )
1759	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1760	DTRACE_CABAC_T( "\tinCU-Y=" )
1761	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1762	DTRACE_CABAC_T( "\tpredmode=" )
1763	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1764	DTRACE_CABAC_T( "\n" )
1765	#endif
1766	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1767	{
1768	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1769	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1770	}
1771
1772	UInt uiNumSig = 0;
1773
1774	// compute number of significant coefficients
1775	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1776
1777	if ( uiNumSig == 0 )
1778	return;
1779	if(pcCU->getSlice()->getPPS()->getUseTransformSkip())
1780	{
1781	codeTransformSkipFlags( pcCU,uiAbsPartIdx, uiWidth, uiHeight, eTType );
1782	}
1783	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1784
1785	//----- encode significance map -----
1786	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1787	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1788	const UInt *scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1789
1790	Bool beValid;
1791	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1792	{
1793	beValid = false;
1794	}
1795	else
1796	{
1797	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1798	}
1799
1800	// Find position of last coefficient
1801	Int scanPosLast = -1;
1802	Int posLast;
1803
1804	const UInt * scanCG;
1805	{
1806	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1807	if( uiLog2BlockSize == 3 )
1808	{
1809	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1810	}
1811	else if( uiLog2BlockSize == 5 )
1812	{
1813	scanCG = g_sigLastScanCG32x32;
1814	}
1815	}
1816	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1817	static const UInt uiShift = MLS_CG_SIZE >> 1;
1818	const UInt uiNumBlkSide = uiWidth >> uiShift;
1819
1820	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1821
1822	do
1823	{
1824	posLast = scan[ ++scanPosLast ];
1825
1826	// get L1 sig map
1827	UInt uiPosY = posLast >> uiLog2BlockSize;
1828	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1829	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1830	if( pcCoef[ posLast ] )
1831	{
1832	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1833	}
1834
1835	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1836	}
1837	while ( uiNumSig > 0 );
1838
1839	// Code position of last coefficient
1840	Int posLastY = posLast >> uiLog2BlockSize;
1841	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1842	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1843
1844	//===== code significance flag =====
1845	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1846	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1847
1848
1849	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1850	UInt c1 = 1;
1851	UInt uiGoRiceParam = 0;
1852	Int iScanPosSig = scanPosLast;
1853
1854	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1855	{
1856	Int numNonZero = 0;
1857	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1858	uiGoRiceParam = 0;
1859	Int absCoeff[16];
1860	UInt coeffSigns = 0;
1861
1862	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1863
1864	if( iScanPosSig == scanPosLast )
1865	{
1866	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1867	coeffSigns = ( pcCoef[ posLast ] < 0 );
1868	numNonZero = 1;
1869	lastNZPosInCG = iScanPosSig;
1870	firstNZPosInCG = iScanPosSig;
1871	iScanPosSig--;
1872	}
1873
1874	// encode significant_coeffgroup_flag
1875	Int iCGBlkPos = scanCG[ iSubSet ];
1876	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1877	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1878	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1879	{
1880	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1881	}
1882	else
1883	{
1884	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1885	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1886	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1887	}
1888
1889	// encode significant_coeff_flag
1890	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1891	{
1892	Int patternSigCtx = TComTrQuant::calcPatternSigCtx( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1893	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1894	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1895	{
1896	uiBlkPos = scan[ iScanPosSig ];
1897	uiPosY = uiBlkPos >> uiLog2BlockSize;
1898	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1899	uiSig = (pcCoef[ uiBlkPos ] != 0);
1900	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1901	{
1902	uiCtxSig = TComTrQuant::getSigCtxInc( patternSigCtx, uiScanIdx, uiPosX, uiPosY, uiLog2BlockSize, eTType );
1903	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1904	}
1905	if( uiSig )
1906	{
1907	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1908	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1909	numNonZero++;
1910	if( lastNZPosInCG == -1 )
1911	{
1912	lastNZPosInCG = iScanPosSig;
1913	}
1914	firstNZPosInCG = iScanPosSig;
1915	}
1916	}
1917	}
1918	else
1919	{
1920	iScanPosSig = iSubPos - 1;
1921	}
1922
1923	if( numNonZero > 0 )
1924	{
1925	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= SBH_THRESHOLD );
1926	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1927
1928	if( c1 == 0 )
1929	{
1930	uiCtxSet++;
1931	}
1932	c1 = 1;
1933	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1934
1935	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1936	Int firstC2FlagIdx = -1;
1937	for( Int idx = 0; idx < numC1Flag; idx++ )
1938	{
1939	UInt uiSymbol = absCoeff[ idx ] > 1;
1940	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
1941	if( uiSymbol )
1942	{
1943	c1 = 0;
1944
1945	if (firstC2FlagIdx == -1)
1946	{
1947	firstC2FlagIdx = idx;
1948	}
1949	}
1950	else if( (c1 < 3) && (c1 > 0) )
1951	{
1952	c1++;
1953	}
1954	}
1955
1956	if (c1 == 0)
1957	{
1958
1959	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1960	if ( firstC2FlagIdx != -1)
1961	{
1962	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
1963	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
1964	}
1965	}
1966
1967	if( beValid && signHidden )
1968	{
1969	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
1970	}
1971	else
1972	{
1973	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
1974	}
1975
1976	Int iFirstCoeff2 = 1;
1977	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1978	{
1979	for ( Int idx = 0; idx < numNonZero; idx++ )
1980	{
1981	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
1982
1983	if( absCoeff[ idx ] >= baseLevel)
1984	{
1985	xWriteCoefRemainExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
1986	if(absCoeff[idx] > 3*(1<<uiGoRiceParam))
1987	{
1988	uiGoRiceParam = min<UInt>(uiGoRiceParam+ 1, 4);
1989	}
1990	}
1991	if(absCoeff[ idx ] >= 2)
1992	{
1993	iFirstCoeff2 = 0;
1994	}
1995	}
1996	}
1997	}
1998	}
1999
2000	return;
2001	}
2002
2003	/** code SAO offset sign
2004	* \param code sign value
2005	*/
2006	Void TEncSbac::codeSAOSign( UInt code )
2007	{
2008	m_pcBinIf->encodeBinEP( code );
2009	}
2010
2011	Void TEncSbac::codeSaoMaxUvlc ( UInt code, UInt maxSymbol )
2012	{
2013	if (maxSymbol == 0)
2014	{
2015	return;
2016	}
2017
2018	Int i;
2019	Bool bCodeLast = ( maxSymbol > code );
2020
2021	if ( code == 0 )
2022	{
2023	m_pcBinIf->encodeBinEP( 0 );
2024	}
2025	else
2026	{
2027	m_pcBinIf->encodeBinEP( 1 );
2028	for ( i=0; i<code-1; i++ )
2029	{
2030	m_pcBinIf->encodeBinEP( 1 );
2031	}
2032	if( bCodeLast )
2033	{
2034	m_pcBinIf->encodeBinEP( 0 );
2035	}
2036	}
2037	}
2038
2039
2040	/** Code SAO EO class or BO band position
2041	* \param uiLength
2042	* \param uiCode
2043	*/
2044	Void TEncSbac::codeSaoUflc ( UInt uiLength, UInt uiCode )
2045	{
2046	m_pcBinIf->encodeBinsEP ( uiCode, uiLength );
2047	}
2048	/** Code SAO merge flags
2049	* \param uiCode
2050	* \param uiCompIdx
2051	*/
2052	Void TEncSbac::codeSaoMerge ( UInt uiCode )
2053	{
2054	if (uiCode == 0)
2055	{
2056	m_pcBinIf->encodeBin(0, m_cSaoMergeSCModel.get( 0, 0, 0 ));
2057	}
2058	else
2059	{
2060	m_pcBinIf->encodeBin(1, m_cSaoMergeSCModel.get( 0, 0, 0 ));
2061	}
2062	}
2063	/** Code SAO type index
2064	* \param uiCode
2065	*/
2066	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
2067	{
2068	if (uiCode == 0)
2069	{
2070	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2071	}
2072	else
2073	{
2074	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2075	m_pcBinIf->encodeBinEP( uiCode <= 4 ? 1 : 0 );
2076	}
2077	}
2078	/*!
2079	****************************************************************************
2080	* \brief
2081	* estimate bit cost for CBP, significant map and significant coefficients
2082	****************************************************************************
2083	*/
2084	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2085	{
2086	estCBFBit( pcEstBitsSbac );
2087
2088	estSignificantCoeffGroupMapBit( pcEstBitsSbac, eTType );
2089
2090	// encode significance map
2091	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
2092
2093	// encode significant coefficients
2094	estSignificantCoefficientsBit( pcEstBitsSbac, eTType );
2095	}
2096
2097	/*!
2098	****************************************************************************
2099	* \brief
2100	* estimate bit cost for each CBP bit
2101	****************************************************************************
2102	*/
2103	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac )
2104	{
2105	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
2106
2107	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
2108	{
2109	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2110	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2111	}
2112
2113	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
2114
2115	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
2116	{
2117	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2118	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2119	}
2120	}
2121
2122
2123	/*!
2124	****************************************************************************
2125	* \brief
2126	* estimate SAMBAC bit cost for significant coefficient group map
2127	****************************************************************************
2128	*/
2129	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2130	{
2131	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
2132
2133	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2134	{
2135	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2136	{
2137	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
2138	}
2139	}
2140	}
2141
2142
2143	/*!
2144	****************************************************************************
2145	* \brief
2146	* estimate SAMBAC bit cost for significant coefficient map
2147	****************************************************************************
2148	*/
2149	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2150	{
2151	Int firstCtx = 1, numCtx = 8;
2152	if (max(width, height) >= 16)
2153	{
2154	firstCtx = (eTType == TEXT_LUMA) ? 21 : 12;
2155	numCtx = (eTType == TEXT_LUMA) ? 6 : 3;
2156	}
2157	else if (width == 8)
2158	{
2159	firstCtx = 9;
2160	numCtx = (eTType == TEXT_LUMA) ? 12 : 3;
2161	}
2162
2163	if (eTType == TEXT_LUMA )
2164	{
2165	for( UInt bin = 0; bin < 2; bin++ )
2166	{
2167	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, 0 ).getEntropyBits( bin );
2168	}
2169
2170	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2171	{
2172	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2173	{
2174	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2175	}
2176	}
2177	}
2178	else
2179	{
2180	for( UInt bin = 0; bin < 2; bin++ )
2181	{
2182	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + 0 ).getEntropyBits( bin );
2183	}
2184	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2185	{
2186	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2187	{
2188	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2189	}
2190	}
2191	}
2192	Int iBitsX = 0, iBitsY = 0;
2193	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
2194
2195	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
2196	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
2197	shiftX = eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
2198	shiftY = eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
2199
2200	Int ctx;
2201	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2202	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2203	{
2204	Int ctxOffset = blkSizeOffsetX + (ctx >>shiftX);
2205	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2206	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2207	}
2208	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2209	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2210	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2211	{
2212	Int ctxOffset = blkSizeOffsetY + (ctx >>shiftY);
2213	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2214	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2215	}
2216	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2217	}
2218
2219	/*!
2220	****************************************************************************
2221	* \brief
2222	* estimate bit cost of significant coefficient
2223	****************************************************************************
2224	*/
2225	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2226	{
2227	if (eTType==TEXT_LUMA)
2228	{
2229	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2230	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2231
2232	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2233	{
2234	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2235	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2236	}
2237
2238	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2239	{
2240	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2241	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2242	}
2243	}
2244	else
2245	{
2246	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2247	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2248
2249	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; ctxIdx++)
2250	{
2251	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2252	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2253	}
2254
2255	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_CHROMA; ctxIdx++)
2256	{
2257	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2258	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2259	}
2260	}
2261	}
2262
2263	/**
2264	- Initialize our context information from the nominated source.
2265	.
2266	\param pSrc From where to copy context information.
2267	*/
2268	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2269	{
2270	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2271	}
2272
2273	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2274	{
2275	this->xCopyContextsFrom(pScr);
2276	}
2277
2278	#if H_3D_INTER_SDC
2279	Void TEncSbac::codeInterSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2280	{
2281	UInt uiSymbol = pcCU->getInterSDCFlag( uiAbsPartIdx ) ? 1 : 0;
2282	UInt uiCtxInterSDCFlag = pcCU->getCtxInterSDCFlag( uiAbsPartIdx );
2283
2284	m_pcBinIf->encodeBin( uiSymbol, m_cInterSDCFlagSCModel.get( 0, 0, uiCtxInterSDCFlag ) );
2285	}
2286
2287	Void TEncSbac::codeInterSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment )
2288	{
2289	Pel segmentDCOffset = pcCU->getInterSDCSegmentDCOffset( uiSegment, uiAbsPartIdx );
2290
2291	UInt uiSign = segmentDCOffset < 0 ? 1 : 0;
2292	UInt uiAbsIdx = abs( segmentDCOffset );
2293
2294	assert( uiAbsIdx > 0 );
2295	uiAbsIdx--;
2296	xWriteExGolombLevel( uiAbsIdx, m_cInterSDCResidualSCModel.get( 0, 0, 0 ) );
2297	m_pcBinIf->encodeBin( uiSign, m_cInterSDCResidualSignFlagSCModel.get( 0, 0, 0 ) );
2298	}
2299	#endif
2300	//! \}

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source: 3DVCSoftware/branches/HTM-8.2-dev3-Qualcomm/source/Lib/TLibEncoder/TEncSbac.cpp @ 1297

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