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source: 3DVCSoftware/trunk/source/Lib/TLibEncoder/TEncSbac.cpp @ 1156

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Last change on this file since 1156 was 1133, checked in by tech, 10 years ago

Merged 13.0-dev0@1132

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TICKET083_IVPFLAG_FIX

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

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