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source: 3DVCSoftware/trunk/source/Lib/TLibEncoder/TEncSbac.cpp @ 1100

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Last change on this file since 1100 was 1084, checked in by tech, 10 years ago
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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->getVpsDepthModesFlag() \|\| m_pcSlice->getIVPFlag() )
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	#if H_3D
349	Void TEncSbac::codeSPS( TComSPS* pcSPS, Int viewIndex, Bool depthFlag )
350	#else
351	Void TEncSbac::codeSPS( TComSPS* pcSPS )
352	#endif
353	{
354	assert (0);
355	return;
356	}
357
358	Void TEncSbac::codePPS( TComPPS* pcPPS )
359	{
360	assert (0);
361	return;
362	}
363
364	Void TEncSbac::codeSliceHeader( TComSlice* pcSlice )
365	{
366	assert (0);
367	return;
368	}
369
370	Void TEncSbac::codeTilesWPPEntryPoint( TComSlice* pSlice )
371	{
372	assert (0);
373	return;
374	}
375
376	Void TEncSbac::codeTerminatingBit( UInt uilsLast )
377	{
378	m_pcBinIf->encodeBinTrm( uilsLast );
379	}
380
381	Void TEncSbac::codeSliceFinish()
382	{
383	m_pcBinIf->finish();
384	}
385
386	Void TEncSbac::xWriteUnarySymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset )
387	{
388	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[0] );
389
390	if( 0 == uiSymbol)
391	{
392	return;
393	}
394
395	while( uiSymbol-- )
396	{
397	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ iOffset ] );
398	}
399
400	return;
401	}
402
403	Void TEncSbac::xWriteUnaryMaxSymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
404	{
405	if (uiMaxSymbol == 0)
406	{
407	return;
408	}
409
410	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ 0 ] );
411
412	if ( uiSymbol == 0 )
413	{
414	return;
415	}
416
417	Bool bCodeLast = ( uiMaxSymbol > uiSymbol );
418
419	while( --uiSymbol )
420	{
421	m_pcBinIf->encodeBin( 1, pcSCModel[ iOffset ] );
422	}
423	if( bCodeLast )
424	{
425	m_pcBinIf->encodeBin( 0, pcSCModel[ iOffset ] );
426	}
427
428	return;
429	}
430
431	Void TEncSbac::xWriteEpExGolomb( UInt uiSymbol, UInt uiCount )
432	{
433	UInt bins = 0;
434	Int numBins = 0;
435
436	while( uiSymbol >= (UInt)(1<<uiCount) )
437	{
438	bins = 2 * bins + 1;
439	numBins++;
440	uiSymbol -= 1 << uiCount;
441	uiCount ++;
442	}
443	bins = 2 * bins + 0;
444	numBins++;
445
446	bins = (bins << uiCount) \| uiSymbol;
447	numBins += uiCount;
448
449	assert( numBins <= 32 );
450	m_pcBinIf->encodeBinsEP( bins, numBins );
451	}
452	#if H_3D_SINGLE_DEPTH
453	Void TEncSbac::codeSingleDepthMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
454	{
455	UInt uiSymbol = pcCU->getSingleDepthFlag(uiAbsPartIdx ) ? 1 : 0;
456	m_pcBinIf->encodeBin( uiSymbol, m_cCUSingleDepthFlagSCModel.get( 0, 0, 0 ) );
457	if(uiSymbol)
458	{
459	UInt uiUnaryIdx = (UInt) pcCU->getSingleDepthValue(uiAbsPartIdx);
460	UInt uiNumCand = SINGLE_DEPTH_MODE_CAND_LIST_SIZE;
461	if ( uiNumCand > 1 )
462	{
463	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
464	{
465	const UInt uiSymbol2 = ui == uiUnaryIdx ? 0 : 1;
466	if ( ui==0 )
467	{
468	m_pcBinIf->encodeBin( uiSymbol2, m_cSingleDepthValueSCModel.get( 0, 0, 0 ) );
469	}
470	else
471	{
472	m_pcBinIf->encodeBinEP( uiSymbol2 );
473	}
474	if( uiSymbol2 == 0 )
475	{
476	break;
477	}
478	}
479	}
480	}
481	}
482	#endif
483	/** Coding of coeff_abs_level_minus3
484	* \param uiSymbol value of coeff_abs_level_minus3
485	* \param ruiGoRiceParam reference to Rice parameter
486	* \returns Void
487	*/
488	Void TEncSbac::xWriteCoefRemainExGolomb ( UInt symbol, UInt &rParam )
489	{
490	Int codeNumber = (Int)symbol;
491	UInt length;
492	if (codeNumber < (COEF_REMAIN_BIN_REDUCTION << rParam))
493	{
494	length = codeNumber>>rParam;
495	m_pcBinIf->encodeBinsEP( (1<<(length+1))-2 , length+1);
496	m_pcBinIf->encodeBinsEP((codeNumber%(1<<rParam)),rParam);
497	}
498	else
499	{
500	length = rParam;
501	codeNumber = codeNumber - ( COEF_REMAIN_BIN_REDUCTION << rParam);
502	while (codeNumber >= (1<<length))
503	{
504	codeNumber -= (1<<(length++));
505	}
506	m_pcBinIf->encodeBinsEP((1<<(COEF_REMAIN_BIN_REDUCTION+length+1-rParam))-2,COEF_REMAIN_BIN_REDUCTION+length+1-rParam);
507	m_pcBinIf->encodeBinsEP(codeNumber,length);
508	}
509	}
510
511	#if H_3D_DIM
512	Void TEncSbac::xWriteExGolombLevel( UInt uiSymbol, ContextModel& rcSCModel )
513	{
514	if( uiSymbol )
515	{
516	m_pcBinIf->encodeBin( 1, rcSCModel );
517	UInt uiCount = 0;
518	Bool bNoExGo = ( uiSymbol < 3 );
519
520	while( --uiSymbol && ++uiCount < 3 )
521	{
522	m_pcBinIf->encodeBin( 1, rcSCModel );
523	}
524	if( bNoExGo )
525	{
526	m_pcBinIf->encodeBin( 0, rcSCModel );
527	}
528	else
529	{
530	xWriteEpExGolomb( uiSymbol, 0 );
531	}
532	}
533	else
534	{
535	m_pcBinIf->encodeBin( 0, rcSCModel );
536	}
537
538	return;
539	}
540
541	Void TEncSbac::xCodeDimDeltaDC( Pel valDeltaDC, UInt uiNumSeg )
542	{
543	xWriteExGolombLevel( UInt( abs( valDeltaDC ) - ( uiNumSeg > 1 ? 0 : 1 ) ), m_cDdcDataSCModel.get(0, 0, 0) );
544	if( valDeltaDC != 0 )
545	{
546	UInt uiSign = valDeltaDC > 0 ? 0 : 1;
547	m_pcBinIf->encodeBinEP( uiSign );
548	}
549	}
550
551	#if H_3D_DIM_DMM
552	Void TEncSbac::xCodeDmm1WedgeIdx( UInt uiTabIdx, Int iNumBit )
553	{
554	for ( Int i = 0; i < iNumBit; i++ )
555	{
556	m_pcBinIf->encodeBinEP( ( uiTabIdx >> i ) & 1 );
557	}
558	}
559
560	#endif
561	#endif
562
563
564	// SBAC RD
565	Void TEncSbac::load ( TEncSbac* pSrc)
566	{
567	this->xCopyFrom(pSrc);
568	}
569
570	Void TEncSbac::loadIntraDirModeLuma( TEncSbac* pSrc)
571	{
572	m_pcBinIf->copyState( pSrc->m_pcBinIf );
573
574	this->m_cCUIntraPredSCModel .copyFrom( &pSrc->m_cCUIntraPredSCModel );
575	}
576	#if H_3D_DIM
577	Void TEncSbac::loadIntraDepthMode( TEncSbac* pSrc)
578	{
579	m_pcBinIf->copyState( pSrc->m_pcBinIf );
580
581	this->m_cDepthIntraModeSCModel .copyFrom( &pSrc->m_cDepthIntraModeSCModel );
582	this->m_cDdcFlagSCModel .copyFrom( &pSrc->m_cDdcFlagSCModel );
583	this->m_cAngleFlagSCModel .copyFrom( &pSrc->m_cAngleFlagSCModel );
584	}
585	#endif
586
587	Void TEncSbac::store( TEncSbac* pDest)
588	{
589	pDest->xCopyFrom( this );
590	}
591
592
593	Void TEncSbac::xCopyFrom( TEncSbac* pSrc )
594	{
595	m_pcBinIf->copyState( pSrc->m_pcBinIf );
596
597	this->m_uiCoeffCost = pSrc->m_uiCoeffCost;
598	this->m_uiLastQp = pSrc->m_uiLastQp;
599
600	memcpy( m_contextModels, pSrc->m_contextModels, m_numContextModels * sizeof( ContextModel ) );
601	}
602
603	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
604	{
605	Int iSymbol = pcCU->getMVPIdx(eRefList, uiAbsPartIdx);
606	Int iNum = AMVP_MAX_NUM_CANDS;
607
608	xWriteUnaryMaxSymbol(iSymbol, m_cMVPIdxSCModel.get(0), 1, iNum-1);
609	#if H_MV_ENC_DEC_TRAC
610	#if ENC_DEC_TRACE
611	if ( eRefList == REF_PIC_LIST_0 )
612	{
613	DTRACE_PU("mvp_l0_flag", iSymbol)
614	}
615	else
616	{
617	DTRACE_PU("mvp_l1_flag", iSymbol)
618	}
619	#endif
620	#endif
621	}
622
623	Void TEncSbac::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
624	{
625	PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx );
626	#if H_3D_QTLPC
627	TComVPS *vps = pcCU->getPic()->getSlice(0)->getVPS();
628	Bool bLimQtPredFlag = vps->getLimQtPredFlag(pcCU->getPic()->getSlice(0)->getLayerId());
629	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
630	Bool bDepthMapDetect = (pcTexture != NULL);
631	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
632
633	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);
634
635	Bool depthDependent = false;
636	UInt uiTexturePart = eSize;
637
638	#if H_3D_FCO
639	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && bLimQtPredFlag && pcTexture->getReconMark())
640	#else
641	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && bLimQtPredFlag )
642	#endif
643	{
644	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
645	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
646	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
647	if(pcTextureCU->getDepth(uiCUIdx) == uiDepth )
648	{
649	depthDependent = true;
650	uiTexturePart = pcTextureCU->getPartitionSize( uiCUIdx );
651	}
652	if (pcTextureCU->getDepth(uiCUIdx) == uiDepth && pcTextureCU->getPartitionSize( uiCUIdx ) == SIZE_2Nx2N)
653	{
654	assert( eSize == SIZE_2Nx2N );
655	return;
656	}
657	}
658	#endif
659	if ( pcCU->isIntra( uiAbsPartIdx ) )
660	{
661	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
662	{
663	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
664	#if H_MV_ENC_DEC_TRAC
665	DTRACE_CU("part_mode", eSize == SIZE_2Nx2N? 1 : 0)
666	#endif
667	}
668	return;
669	}
670
671	#if H_MV_ENC_DEC_TRAC
672	DTRACE_CU("part_mode", eSize )
673	#endif
674	#if H_3D_QTLPC
675	if (depthDependent==false \|\| uiTexturePart == SIZE_NxN\|\| uiTexturePart == SIZE_2Nx2N)
676	{
677	#endif
678	switch(eSize)
679	{
680	case SIZE_2Nx2N:
681	{
682	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
683	break;
684	}
685	case SIZE_2NxN:
686	case SIZE_2NxnU:
687	case SIZE_2NxnD:
688	{
689	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
690	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
691	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
692	{
693	if (eSize == SIZE_2NxN)
694	{
695	m_pcBinIf->encodeBin(1, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
696	}
697	else
698	{
699	m_pcBinIf->encodeBin(0, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
700	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
701	}
702	}
703	break;
704	}
705	case SIZE_Nx2N:
706	case SIZE_nLx2N:
707	case SIZE_nRx2N:
708	{
709	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
710	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
711	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
712	{
713	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
714	}
715	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
716	{
717	if (eSize == SIZE_Nx2N)
718	{
719	m_pcBinIf->encodeBin(1, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
720	}
721	else
722	{
723	m_pcBinIf->encodeBin(0, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
724	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
725	}
726	}
727	break;
728	}
729	case SIZE_NxN:
730	{
731	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
732	{
733	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
734	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
735	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
736	}
737	break;
738	}
739	default:
740	{
741	assert(0);
742	}
743	}
744	#if H_3D_QTLPC
745	}
746	else if(uiTexturePart == SIZE_2NxN \|\| uiTexturePart == SIZE_2NxnU \|\| uiTexturePart == SIZE_2NxnD)
747	{
748	//assert(eSize!=SIZE_NxN);
749	//assert(eSize!=SIZE_Nx2N);
750	//assert(eSize==SIZE_2Nx2N \|\| eSize==SIZE_2NxN \|\| eSize==SIZE_2NxnU \|\| eSize==SIZE_2NxnD);
751	switch(eSize)
752	{
753	case SIZE_2Nx2N:
754	{
755	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
756	break;
757	}
758	case SIZE_2NxN:
759	{
760	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
761	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
762	{
763	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
764	}
765	break;
766	}
767	case SIZE_2NxnU:
768	case SIZE_2NxnD:
769	{
770	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
771	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
772	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
773	break;
774	}
775	default:
776	{
777	assert(0);
778	}
779	}
780	}
781	else if(uiTexturePart == SIZE_Nx2N\|\| uiTexturePart==SIZE_nLx2N \|\| uiTexturePart==SIZE_nRx2N)
782	{
783	//assert(eSize!=SIZE_NxN);
784	//assert(eSize!=SIZE_2NxN);
785	//assert(eSize==SIZE_2Nx2N \|\|eSize==SIZE_Nx2N \|\| eSize==SIZE_nLx2N \|\| eSize==SIZE_nRx2N);
786	switch(eSize)
787	{
788	case SIZE_2Nx2N:
789	{
790	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
791	break;
792	}
793	case SIZE_Nx2N:
794	{
795	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
796	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
797	{
798	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
799	}
800	break;
801	}
802	case SIZE_nLx2N:
803	case SIZE_nRx2N:
804	{
805	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
806	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
807	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
808	break;
809	}
810	default:
811	{
812	assert(0);
813	}
814	}
815	}
816	else
817	{
818	printf("uiTexturePart=%d",uiTexturePart);
819	assert(0);
820	}
821	#endif
822	}
823
824	/** code prediction mode
825	* \param pcCU
826	* \param uiAbsPartIdx
827	* \returns Void
828	*/
829	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
830	{
831	#if H_3D_DIM_SDC
832	if ( pcCU->getSlice()->isIntra() )
833	{
834	assert( pcCU->isIntra(uiAbsPartIdx) );
835	return;
836	}
837	#endif
838
839	// get context function is here
840	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
841	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
842	#if H_MV_ENC_DEC_TRAC
843	DTRACE_CU("pred_mode_flag", iPredMode == MODE_INTER ? 0 : 1);
844	#endif
845	}
846
847	Void TEncSbac::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
848	{
849	UInt uiSymbol = pcCU->getCUTransquantBypass(uiAbsPartIdx);
850	m_pcBinIf->encodeBin( uiSymbol, m_CUTransquantBypassFlagSCModel.get( 0, 0, 0 ) );
851	#if H_MV_ENC_DEC_TRAC
852	DTRACE_CU("cu_transquant_bypass_flag", uiSymbol);
853	#endif
854	}
855
856	/** code skip flag
857	* \param pcCU
858	* \param uiAbsPartIdx
859	* \returns Void
860	*/
861	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
862	{
863	// get context function is here
864	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
865	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
866	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
867	#if !H_MV_ENC_DEC_TRAC
868	DTRACE_CABAC_VL( g_nSymbolCounter++ );
869	DTRACE_CABAC_T( "\tSkipFlag" );
870	DTRACE_CABAC_T( "\tuiCtxSkip: ");
871	DTRACE_CABAC_V( uiCtxSkip );
872	DTRACE_CABAC_T( "\tuiSymbol: ");
873	DTRACE_CABAC_V( uiSymbol );
874	DTRACE_CABAC_T( "\n");
875	#else
876	DTRACE_CU("cu_skip_flag", uiSymbol);
877	#endif
878	}
879
880	/** code merge flag
881	* \param pcCU
882	* \param uiAbsPartIdx
883	* \returns Void
884	*/
885	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
886	{
887	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
888	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
889
890	#if H_MV_ENC_DEC_TRAC
891	DTRACE_PU("merge_flag", uiSymbol);
892	#else
893	DTRACE_CABAC_VL( g_nSymbolCounter++ );
894	DTRACE_CABAC_T( "\tMergeFlag: " );
895	DTRACE_CABAC_V( uiSymbol );
896	DTRACE_CABAC_T( "\tAddress: " );
897	DTRACE_CABAC_V( pcCU->getAddr() );
898	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
899	DTRACE_CABAC_V( uiAbsPartIdx );
900	DTRACE_CABAC_T( "\n" );
901	#endif
902	}
903
904	/** code merge index
905	* \param pcCU
906	* \param uiAbsPartIdx
907	* \returns Void
908	*/
909	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
910	{
911	UInt uiUnaryIdx = pcCU->getMergeIndex( uiAbsPartIdx );
912	UInt uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
913	if ( uiNumCand > 1 )
914	{
915	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
916	{
917	const UInt uiSymbol = ui == uiUnaryIdx ? 0 : 1;
918	if ( ui==0 )
919	{
920	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
921	}
922	else
923	{
924	m_pcBinIf->encodeBinEP( uiSymbol );
925	}
926	if( uiSymbol == 0 )
927	{
928	break;
929	}
930	}
931	#if H_MV_ENC_DEC_TRAC
932	DTRACE_PU("merge_idx", uiUnaryIdx);
933	#endif
934	}
935	#if !H_MV_ENC_DEC_TRAC
936	DTRACE_CABAC_VL( g_nSymbolCounter++ );
937	DTRACE_CABAC_T( "\tparseMergeIndex()" );
938	DTRACE_CABAC_T( "\tuiMRGIdx= " );
939	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
940	DTRACE_CABAC_T( "\n" );
941	#endif
942	}
943
944	#if H_3D_ARP
945	Void TEncSbac::codeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx )
946	{
947	Int iW = (Int)pcCU->getARPW( uiAbsPartIdx );
948	Int iMaxW = pcCU->getSlice()->getARPStepNum() - 1;
949	assert( iMaxW > 0);
950
951	Int nOffset = pcCU->getCTXARPWFlag(uiAbsPartIdx);
952	Int nBinNum = iW + ( iW != iMaxW );
953	m_pcBinIf->encodeBin( iW ? 1 : 0 , m_cCUPUARPWSCModel.get( 0, 0, 0 + nOffset ) );
954	if( nBinNum > 1 )
955	{
956	m_pcBinIf->encodeBin( ( iW == iMaxW ) ? 1 : 0, m_cCUPUARPWSCModel.get( 0, 0, 2 ) );
957	}
958	#if H_MV_ENC_DEC_TRAC
959	DTRACE_CU("iv_res_pred_weight_idx", iW);
960	#endif
961	}
962	#endif
963
964	#if H_3D_IC
965	/** code Illumination Compensation flag
966	* \param pcCU
967	* \param uiAbsPartIdx
968	* \returns Void
969	*/
970	Void TEncSbac::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
971	{
972	// get context function is here
973	UInt uiSymbol = pcCU->getICFlag( uiAbsPartIdx ) ? 1 : 0;
974	m_pcBinIf->encodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, 0 ) );
975	#if !H_MV_ENC_DEC_TRAC
976	DTRACE_CABAC_VL( g_nSymbolCounter++ );
977	DTRACE_CABAC_T( "\tICFlag" );
978	DTRACE_CABAC_T( "\tuiSymbol: ");
979	DTRACE_CABAC_V( uiSymbol );
980	DTRACE_CABAC_T( "\n");
981	#else
982	DTRACE_CU("ic_flag", uiSymbol );
983	#endif
984	}
985	#endif
986
987
988	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
989	{
990	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
991	return;
992
993	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
994	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
995
996	assert( uiCtx < 3 );
997	#if H_3D_QTLPC
998	Bool bCodeSplitFlag = true;
999
1000	TComVPS *vps = pcCU->getPic()->getSlice(0)->getVPS();
1001	Bool bLimQtPredFlag = vps->getLimQtPredFlag(pcCU->getPic()->getSlice(0)->getLayerId());
1002	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
1003	Bool bDepthMapDetect = (pcTexture != NULL);
1004	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
1005
1006	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);
1007
1008	#if H_3D_FCO
1009	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && bLimQtPredFlag && pcTexture->getReconMark() )
1010	#else
1011	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && bLimQtPredFlag )
1012	#endif
1013	{
1014	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
1015	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
1016	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
1017	bCodeSplitFlag = (pcTextureCU->getDepth(uiCUIdx) > uiDepth);
1018	}
1019
1020	if(!bCodeSplitFlag)
1021	{
1022	assert(uiCurrSplitFlag == 0);
1023	return;
1024	}
1025	#endif
1026	m_pcBinIf->encodeBin( uiCurrSplitFlag, m_cCUSplitFlagSCModel.get( 0, 0, uiCtx ) );
1027	#if !H_MV_ENC_DEC_TRAC
1028	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1029	DTRACE_CABAC_T( "\tSplitFlag\n" )
1030	#else
1031	DTRACE_CU("split_cu_flag", uiCurrSplitFlag );
1032	#endif
1033	return;
1034	}
1035
1036	Void TEncSbac::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
1037	{
1038	m_pcBinIf->encodeBin( uiSymbol, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiCtx ) );
1039	#if !H_MV_ENC_DEC_TRAC
1040	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1041	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
1042	DTRACE_CABAC_T( "\tsymbol=" )
1043	DTRACE_CABAC_V( uiSymbol )
1044	DTRACE_CABAC_T( "\tctx=" )
1045	DTRACE_CABAC_V( uiCtx )
1046	DTRACE_CABAC_T( "\n" )
1047	#endif
1048	}
1049
1050	Void TEncSbac::codeIntraDirLumaAng( TComDataCU* pcCU, UInt absPartIdx, Bool isMultiple)
1051	{
1052	UInt dir[4],j;
1053	Int preds[4][3] = {{-1, -1, -1},{-1, -1, -1},{-1, -1, -1},{-1, -1, -1}};
1054	Int predNum[4], predIdx[4] ={ -1,-1,-1,-1};
1055	PartSize mode = pcCU->getPartitionSize( absPartIdx );
1056	UInt partNum = isMultiple?(mode==SIZE_NxN?4:1):1;
1057	UInt partOffset = ( pcCU->getPic()->getNumPartInCU() >> ( pcCU->getDepth(absPartIdx) << 1 ) ) >> 2;
1058	for (j=0;j<partNum;j++)
1059	{
1060	dir[j] = pcCU->getLumaIntraDir( absPartIdx+partOffset*j );
1061	#if H_3D_DIM
1062	if( pcCU->getSlice()->getVpsDepthModesFlag() \|\| pcCU->getSlice()->getIVPFlag() )
1063	{
1064	codeIntraDepth( pcCU, absPartIdx+partOffset*j );
1065	}
1066	if( pcCU->getLumaIntraDir( absPartIdx+partOffset*j ) < NUM_INTRA_MODE )
1067	{
1068	#endif
1069	predNum[j] = pcCU->getIntraDirLumaPredictor(absPartIdx+partOffset*j, preds[j]);
1070	for(UInt i = 0; i < predNum[j]; i++)
1071	{
1072	if(dir[j] == preds[j][i])
1073	{
1074	predIdx[j] = i;
1075	}
1076	}
1077	m_pcBinIf->encodeBin((predIdx[j] != -1)? 1 : 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1078	#if H_MV_ENC_DEC_TRAC
1079	DTRACE_CU("prev_intra_luma_pred_flag", (predIdx[j] != -1)? 1 : 0);
1080	#endif
1081	#if H_3D_DIM
1082	}
1083	#endif
1084
1085	}
1086	for (j=0;j<partNum;j++)
1087	{
1088	#if H_3D_DIM
1089	if( pcCU->getLumaIntraDir( absPartIdx+partOffset*j ) < NUM_INTRA_MODE )
1090	{
1091	#endif
1092	if(predIdx[j] != -1)
1093	{
1094	m_pcBinIf->encodeBinEP( predIdx[j] ? 1 : 0 );
1095	if (predIdx[j])
1096	{
1097	m_pcBinIf->encodeBinEP( predIdx[j]-1 );
1098	}
1099	#if H_MV_ENC_DEC_TRAC
1100	DTRACE_CU("mpm_idx", predIdx[j] );
1101	#endif
1102	}
1103	else
1104	{
1105	if (preds[j][0] > preds[j][1])
1106	{
1107	std::swap(preds[j][0], preds[j][1]);
1108	}
1109	if (preds[j][0] > preds[j][2])
1110	{
1111	std::swap(preds[j][0], preds[j][2]);
1112	}
1113	if (preds[j][1] > preds[j][2])
1114	{
1115	std::swap(preds[j][1], preds[j][2]);
1116	}
1117	for(Int i = (predNum[j] - 1); i >= 0; i--)
1118	{
1119	dir[j] = dir[j] > preds[j][i] ? dir[j] - 1 : dir[j];
1120	}
1121	m_pcBinIf->encodeBinsEP( dir[j], 5 );
1122	#if H_MV_ENC_DEC_TRAC
1123	DTRACE_CU("rem_intra_luma_pred_mode", dir[j] );
1124	#endif
1125	}
1126	#if H_3D_DIM
1127	}
1128	#endif
1129	}
1130	return;
1131	}
1132
1133	Void TEncSbac::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1134	{
1135	UInt uiIntraDirChroma = pcCU->getChromaIntraDir( uiAbsPartIdx );
1136
1137	if( uiIntraDirChroma == DM_CHROMA_IDX )
1138	{
1139	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1140	#if H_MV_ENC_DEC_TRAC
1141	DTRACE_CU("intra_chroma_pred_mode", 0 );
1142	#endif
1143	}
1144	else
1145	{
1146	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1147	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1148
1149	for( Int i = 0; i < NUM_CHROMA_MODE - 1; i++ )
1150	{
1151	if( uiIntraDirChroma == uiAllowedChromaDir[i] )
1152	{
1153	uiIntraDirChroma = i;
1154	break;
1155	}
1156	}
1157	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1158
1159	m_pcBinIf->encodeBinsEP( uiIntraDirChroma, 2 );
1160	#if H_MV_ENC_DEC_TRAC
1161	DTRACE_CU("intra_chroma_pred_mode", uiIntraDirChroma );
1162	#endif
1163
1164	}
1165	return;
1166	}
1167
1168	#if H_3D_DIM
1169	Void TEncSbac::codeIntraDepth( TComDataCU* pcCU, UInt absPartIdx )
1170	{
1171	codeIntraDepthMode( pcCU, absPartIdx );
1172
1173	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
1174	UInt dimType = getDimType( dir );
1175
1176	switch( dimType )
1177	{
1178	#if H_3D_DIM_DMM
1179	case( DMM1_IDX ):
1180	{
1181	xCodeDmm1WedgeIdx( pcCU->getDmmWedgeTabIdx( dimType, absPartIdx ), g_dmm1TabIdxBits[pcCU->getIntraSizeIdx(absPartIdx)] );
1182	} break;
1183	case( DMM4_IDX ): break;
1184	#endif
1185	default: break;
1186	}
1187	}
1188
1189	Void TEncSbac::codeIntraDepthMode( TComDataCU* pcCU, UInt absPartIdx )
1190	{
1191	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
1192
1193	if( ( pcCU->getSlice()->getSPS()->getMaxCUWidth() >> pcCU->getDepth( absPartIdx ) ) < 64 ) //DMM and HEVC intra modes are both allowed
1194	{
1195	m_pcBinIf->encodeBin( isDimMode( dir ) ? 0 : 1, m_cAngleFlagSCModel.get( 0, 0, 0 ) );
1196	}
1197	if( isDimMode( dir ) )
1198	{
1199	UInt uiCodeIdx = 0;
1200
1201	switch( getDimType( dir ) )
1202	{
1203	case DMM1_IDX: uiCodeIdx = 0; break;
1204	case DMM4_IDX: uiCodeIdx = 1; break;
1205	default: break;
1206	}
1207	//mode coding
1208	if( pcCU->getSlice()->getVpsDepthModesFlag() && pcCU->getSlice()->getIVPFlag())
1209	{
1210	m_pcBinIf->encodeBin( uiCodeIdx == 0 ? 0 : 1, m_cDepthIntraModeSCModel.get( 0, 0, 0 ) );
1211	}
1212	}
1213	}
1214	#endif
1215
1216
1217	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1218	{
1219	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1220	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1221	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1222	if (pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N \|\| pcCU->getHeight(uiAbsPartIdx) != 8 )
1223	{
1224	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1225	}
1226	if (uiInterDir < 2)
1227	{
1228	m_pcBinIf->encodeBin( uiInterDir, *( pCtx + 4 ) );
1229	}
1230	#if H_MV_ENC_DEC_TRAC
1231	DTRACE_PU("inter_pred_idc", uiInterDir );
1232	#endif
1233
1234	return;
1235	}
1236
1237	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1238	{
1239	{
1240	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1241	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1242	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1243
1244	if( iRefFrame > 0 )
1245	{
1246	UInt uiRefNum = pcCU->getSlice()->getNumRefIdx( eRefList ) - 2;
1247	pCtx++;
1248	iRefFrame--;
1249	for( UInt ui = 0; ui < uiRefNum; ++ui )
1250	{
1251	const UInt uiSymbol = ui == iRefFrame ? 0 : 1;
1252	if( ui == 0 )
1253	{
1254	m_pcBinIf->encodeBin( uiSymbol, *pCtx );
1255	}
1256	else
1257	{
1258	m_pcBinIf->encodeBinEP( uiSymbol );
1259	}
1260	if( uiSymbol == 0 )
1261	{
1262	break;
1263	}
1264	}
1265	}
1266	#if H_MV_ENC_DEC_TRAC
1267	#if ENC_DEC_TRACE
1268	iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1269	if ( eRefList == REF_PIC_LIST_0 )
1270	{
1271	DTRACE_PU("ref_idx_l0", iRefFrame)
1272	}
1273	else
1274	{
1275	DTRACE_PU("ref_idx_l1", iRefFrame)
1276	}
1277	#endif
1278	#endif
1279	}
1280	return;
1281	}
1282
1283	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1284	{
1285	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1286	{
1287	return;
1288	}
1289
1290	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1291	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1292	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1293	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1294
1295	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1296	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1297
1298	const Bool bHorAbsGr0 = iHor != 0;
1299	const Bool bVerAbsGr0 = iVer != 0;
1300	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1301	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1302	pCtx++;
1303
1304	if( bHorAbsGr0 )
1305	{
1306	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1307	}
1308
1309	if( bVerAbsGr0 )
1310	{
1311	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1312	}
1313
1314	if( bHorAbsGr0 )
1315	{
1316	if( uiHorAbs > 1 )
1317	{
1318	xWriteEpExGolomb( uiHorAbs-2, 1 );
1319	}
1320
1321	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1322	}
1323
1324	if( bVerAbsGr0 )
1325	{
1326	if( uiVerAbs > 1 )
1327	{
1328	xWriteEpExGolomb( uiVerAbs-2, 1 );
1329	}
1330
1331	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1332	}
1333
1334	return;
1335	}
1336
1337	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1338	{
1339	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1340
1341	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1342	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1343
1344	UInt uiAbsDQp = (UInt)((iDQp > 0)? iDQp : (-iDQp));
1345	UInt TUValue = min((Int)uiAbsDQp, CU_DQP_TU_CMAX);
1346	xWriteUnaryMaxSymbol( TUValue, &m_cCUDeltaQpSCModel.get( 0, 0, 0 ), 1, CU_DQP_TU_CMAX);
1347	if( uiAbsDQp >= CU_DQP_TU_CMAX )
1348	{
1349	xWriteEpExGolomb( uiAbsDQp - CU_DQP_TU_CMAX, CU_DQP_EG_k );
1350	}
1351
1352	if ( uiAbsDQp > 0)
1353	{
1354	UInt uiSign = (iDQp > 0 ? 0 : 1);
1355	m_pcBinIf->encodeBinEP(uiSign);
1356	}
1357
1358	return;
1359	}
1360
1361	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1362	{
1363	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1364	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1365	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1366	#if !H_MV_ENC_DEC_TRAC
1367	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1368	DTRACE_CABAC_T( "\tparseQtCbf()" )
1369	DTRACE_CABAC_T( "\tsymbol=" )
1370	DTRACE_CABAC_V( uiCbf )
1371	DTRACE_CABAC_T( "\tctx=" )
1372	DTRACE_CABAC_V( uiCtx )
1373	DTRACE_CABAC_T( "\tetype=" )
1374	DTRACE_CABAC_V( eType )
1375	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1376	DTRACE_CABAC_V( uiAbsPartIdx )
1377	DTRACE_CABAC_T( "\n" )
1378	#endif
1379	}
1380
1381	void TEncSbac::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType )
1382	{
1383	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1384	{
1385	return;
1386	}
1387	if(width != 4 \|\| height != 4)
1388	{
1389	return;
1390	}
1391
1392	UInt useTransformSkip = pcCU->getTransformSkip( uiAbsPartIdx,eTType);
1393	m_pcBinIf->encodeBin( useTransformSkip, m_cTransformSkipSCModel.get( 0, eTType? TEXT_CHROMA: TEXT_LUMA, 0 ) );
1394	#if !H_MV_ENC_DEC_TRAC
1395	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1396	DTRACE_CABAC_T("\tparseTransformSkip()");
1397	DTRACE_CABAC_T( "\tsymbol=" )
1398	DTRACE_CABAC_V( useTransformSkip )
1399	DTRACE_CABAC_T( "\tAddr=" )
1400	DTRACE_CABAC_V( pcCU->getAddr() )
1401	DTRACE_CABAC_T( "\tetype=" )
1402	DTRACE_CABAC_V( eTType )
1403	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1404	DTRACE_CABAC_V( uiAbsPartIdx )
1405	DTRACE_CABAC_T( "\n" )
1406	#endif
1407	}
1408
1409	/** Code I_PCM information.
1410	* \param pcCU pointer to CU
1411	* \param uiAbsPartIdx CU index
1412	* \returns Void
1413	*/
1414	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1415	{
1416	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1417
1418	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1419
1420	m_pcBinIf->encodeBinTrm (uiIPCM);
1421	#if H_MV_ENC_DEC_TRAC
1422	DTRACE_CU("pcm_flag", uiIPCM)
1423	#endif
1424	if (writePCMSampleFlag)
1425	{
1426	m_pcBinIf->encodePCMAlignBits();
1427
1428	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1429	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1430	UInt uiChromaOffset = uiLumaOffset>>2;
1431	Pel* piPCMSample;
1432	UInt uiWidth;
1433	UInt uiHeight;
1434	UInt uiSampleBits;
1435	UInt uiX, uiY;
1436
1437	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1438	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1439	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1440	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1441
1442	for(uiY = 0; uiY < uiHeight; uiY++)
1443	{
1444	for(uiX = 0; uiX < uiWidth; uiX++)
1445	{
1446	UInt uiSample = piPCMSample[uiX];
1447
1448	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1449	}
1450	piPCMSample += uiWidth;
1451	}
1452
1453	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1454	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1455	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1456	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1457
1458	for(uiY = 0; uiY < uiHeight; uiY++)
1459	{
1460	for(uiX = 0; uiX < uiWidth; uiX++)
1461	{
1462	UInt uiSample = piPCMSample[uiX];
1463
1464	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1465	}
1466	piPCMSample += uiWidth;
1467	}
1468
1469	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
1470	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1471	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1472	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1473
1474	for(uiY = 0; uiY < uiHeight; uiY++)
1475	{
1476	for(uiX = 0; uiX < uiWidth; uiX++)
1477	{
1478	UInt uiSample = piPCMSample[uiX];
1479
1480	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1481	}
1482	piPCMSample += uiWidth;
1483	}
1484	m_pcBinIf->resetBac();
1485	}
1486	}
1487
1488	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1489	{
1490	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1491	UInt uiCtx = 0;
1492	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1493	#if !H_MV_ENC_DEC_TRAC
1494	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1495	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1496	DTRACE_CABAC_T( "\tsymbol=" )
1497	DTRACE_CABAC_V( uiCbf )
1498	DTRACE_CABAC_T( "\tctx=" )
1499	DTRACE_CABAC_V( uiCtx )
1500	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1501	DTRACE_CABAC_V( uiAbsPartIdx )
1502	DTRACE_CABAC_T( "\n" )
1503	#else
1504	DTRACE_CU( "rqt_root_cbf", uiCbf )
1505	#endif
1506	}
1507
1508	Void TEncSbac::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth )
1509	{
1510	// this function is only used to estimate the bits when cbf is 0
1511	// and will never be called when writing the bistream. do not need to write log
1512	UInt uiCbf = 0;
1513	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1514	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1515	}
1516
1517	Void TEncSbac::codeQtRootCbfZero( TComDataCU* pcCU )
1518	{
1519	// this function is only used to estimate the bits when cbf is 0
1520	// and will never be called when writing the bistream. do not need to write log
1521	UInt uiCbf = 0;
1522	UInt uiCtx = 0;
1523	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1524	}
1525
1526	/** Encode (X,Y) position of the last significant coefficient
1527	* \param uiPosX X component of last coefficient
1528	* \param uiPosY Y component of last coefficient
1529	* \param width Block width
1530	* \param height Block height
1531	* \param eTType plane type / luminance or chrominance
1532	* \param uiScanIdx scan type (zig-zag, hor, ver)
1533	* This method encodes the X and Y component within a block of the last significant coefficient.
1534	*/
1535	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1536	{
1537	// swap
1538	if( uiScanIdx == SCAN_VER )
1539	{
1540	swap( uiPosX, uiPosY );
1541	}
1542
1543	UInt uiCtxLast;
1544	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1545	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1546	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1547	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1548
1549
1550	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
1551	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
1552	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
1553	shiftX= eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
1554	shiftY= eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
1555	// posX
1556	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1557	{
1558	m_pcBinIf->encodeBin( 1, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1559	}
1560	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1561	{
1562	m_pcBinIf->encodeBin( 0, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1563	}
1564
1565	// posY
1566	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1567	{
1568	m_pcBinIf->encodeBin( 1, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1569	}
1570	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1571	{
1572	m_pcBinIf->encodeBin( 0, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1573	}
1574	if ( uiGroupIdxX > 3 )
1575	{
1576	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1577	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1578	for (Int i = uiCount - 1 ; i >= 0; i-- )
1579	{
1580	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1581	}
1582	}
1583	if ( uiGroupIdxY > 3 )
1584	{
1585	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1586	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1587	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1588	{
1589	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1590	}
1591	}
1592	}
1593
1594	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1595	{
1596	#if !H_MV_ENC_DEC_TRAC
1597	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1598	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1599	DTRACE_CABAC_V( eTType )
1600	DTRACE_CABAC_T( "\twidth=" )
1601	DTRACE_CABAC_V( uiWidth )
1602	DTRACE_CABAC_T( "\theight=" )
1603	DTRACE_CABAC_V( uiHeight )
1604	DTRACE_CABAC_T( "\tdepth=" )
1605	DTRACE_CABAC_V( uiDepth )
1606	DTRACE_CABAC_T( "\tabspartidx=" )
1607	DTRACE_CABAC_V( uiAbsPartIdx )
1608	DTRACE_CABAC_T( "\ttoCU-X=" )
1609	DTRACE_CABAC_V( pcCU->getCUPelX() )
1610	DTRACE_CABAC_T( "\ttoCU-Y=" )
1611	DTRACE_CABAC_V( pcCU->getCUPelY() )
1612	DTRACE_CABAC_T( "\tCU-addr=" )
1613	DTRACE_CABAC_V( pcCU->getAddr() )
1614	DTRACE_CABAC_T( "\tinCU-X=" )
1615	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1616	DTRACE_CABAC_T( "\tinCU-Y=" )
1617	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1618	DTRACE_CABAC_T( "\tpredmode=" )
1619	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1620	DTRACE_CABAC_T( "\n" )
1621	#endif
1622	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1623	{
1624	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1625	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1626	}
1627
1628	UInt uiNumSig = 0;
1629
1630	// compute number of significant coefficients
1631	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1632
1633	if ( uiNumSig == 0 )
1634	return;
1635	if(pcCU->getSlice()->getPPS()->getUseTransformSkip())
1636	{
1637	codeTransformSkipFlags( pcCU,uiAbsPartIdx, uiWidth, uiHeight, eTType );
1638	}
1639	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1640
1641	//----- encode significance map -----
1642	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1643	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1644	const UInt *scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1645
1646	Bool beValid;
1647	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1648	{
1649	beValid = false;
1650	}
1651	else
1652	{
1653	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1654	}
1655
1656	// Find position of last coefficient
1657	Int scanPosLast = -1;
1658	Int posLast;
1659
1660	const UInt * scanCG;
1661	{
1662	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1663	if( uiLog2BlockSize == 3 )
1664	{
1665	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1666	}
1667	else if( uiLog2BlockSize == 5 )
1668	{
1669	scanCG = g_sigLastScanCG32x32;
1670	}
1671	}
1672	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1673	static const UInt uiShift = MLS_CG_SIZE >> 1;
1674	const UInt uiNumBlkSide = uiWidth >> uiShift;
1675
1676	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1677
1678	do
1679	{
1680	posLast = scan[ ++scanPosLast ];
1681
1682	// get L1 sig map
1683	UInt uiPosY = posLast >> uiLog2BlockSize;
1684	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1685	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1686	if( pcCoef[ posLast ] )
1687	{
1688	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1689	}
1690
1691	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1692	}
1693	while ( uiNumSig > 0 );
1694
1695	// Code position of last coefficient
1696	Int posLastY = posLast >> uiLog2BlockSize;
1697	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1698	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1699
1700	//===== code significance flag =====
1701	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1702	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1703
1704
1705	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1706	UInt c1 = 1;
1707	UInt uiGoRiceParam = 0;
1708	Int iScanPosSig = scanPosLast;
1709
1710	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1711	{
1712	Int numNonZero = 0;
1713	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1714	uiGoRiceParam = 0;
1715	Int absCoeff[16];
1716	UInt coeffSigns = 0;
1717
1718	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1719
1720	if( iScanPosSig == scanPosLast )
1721	{
1722	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1723	coeffSigns = ( pcCoef[ posLast ] < 0 );
1724	numNonZero = 1;
1725	lastNZPosInCG = iScanPosSig;
1726	firstNZPosInCG = iScanPosSig;
1727	iScanPosSig--;
1728	}
1729
1730	// encode significant_coeffgroup_flag
1731	Int iCGBlkPos = scanCG[ iSubSet ];
1732	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1733	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1734	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1735	{
1736	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1737	}
1738	else
1739	{
1740	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1741	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1742	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1743	}
1744
1745	// encode significant_coeff_flag
1746	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1747	{
1748	Int patternSigCtx = TComTrQuant::calcPatternSigCtx( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1749	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1750	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1751	{
1752	uiBlkPos = scan[ iScanPosSig ];
1753	uiPosY = uiBlkPos >> uiLog2BlockSize;
1754	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1755	uiSig = (pcCoef[ uiBlkPos ] != 0);
1756	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1757	{
1758	uiCtxSig = TComTrQuant::getSigCtxInc( patternSigCtx, uiScanIdx, uiPosX, uiPosY, uiLog2BlockSize, eTType );
1759	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1760	}
1761	if( uiSig )
1762	{
1763	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1764	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1765	numNonZero++;
1766	if( lastNZPosInCG == -1 )
1767	{
1768	lastNZPosInCG = iScanPosSig;
1769	}
1770	firstNZPosInCG = iScanPosSig;
1771	}
1772	}
1773	}
1774	else
1775	{
1776	iScanPosSig = iSubPos - 1;
1777	}
1778
1779	if( numNonZero > 0 )
1780	{
1781	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= SBH_THRESHOLD );
1782	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1783
1784	if( c1 == 0 )
1785	{
1786	uiCtxSet++;
1787	}
1788	c1 = 1;
1789	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1790
1791	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1792	Int firstC2FlagIdx = -1;
1793	for( Int idx = 0; idx < numC1Flag; idx++ )
1794	{
1795	UInt uiSymbol = absCoeff[ idx ] > 1;
1796	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
1797	if( uiSymbol )
1798	{
1799	c1 = 0;
1800
1801	if (firstC2FlagIdx == -1)
1802	{
1803	firstC2FlagIdx = idx;
1804	}
1805	}
1806	else if( (c1 < 3) && (c1 > 0) )
1807	{
1808	c1++;
1809	}
1810	}
1811
1812	if (c1 == 0)
1813	{
1814
1815	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1816	if ( firstC2FlagIdx != -1)
1817	{
1818	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
1819	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
1820	}
1821	}
1822
1823	if( beValid && signHidden )
1824	{
1825	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
1826	}
1827	else
1828	{
1829	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
1830	}
1831
1832	Int iFirstCoeff2 = 1;
1833	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1834	{
1835	for ( Int idx = 0; idx < numNonZero; idx++ )
1836	{
1837	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
1838
1839	if( absCoeff[ idx ] >= baseLevel)
1840	{
1841	xWriteCoefRemainExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
1842	if(absCoeff[idx] > 3*(1<<uiGoRiceParam))
1843	{
1844	uiGoRiceParam = min<UInt>(uiGoRiceParam+ 1, 4);
1845	}
1846	}
1847	if(absCoeff[ idx ] >= 2)
1848	{
1849	iFirstCoeff2 = 0;
1850	}
1851	}
1852	}
1853	}
1854	}
1855
1856	return;
1857	}
1858
1859	/** code SAO offset sign
1860	* \param code sign value
1861	*/
1862	Void TEncSbac::codeSAOSign( UInt code )
1863	{
1864	m_pcBinIf->encodeBinEP( code );
1865	}
1866
1867	Void TEncSbac::codeSaoMaxUvlc ( UInt code, UInt maxSymbol )
1868	{
1869	if (maxSymbol == 0)
1870	{
1871	return;
1872	}
1873
1874	Int i;
1875	Bool bCodeLast = ( maxSymbol > code );
1876
1877	if ( code == 0 )
1878	{
1879	m_pcBinIf->encodeBinEP( 0 );
1880	}
1881	else
1882	{
1883	m_pcBinIf->encodeBinEP( 1 );
1884	for ( i=0; i<code-1; i++ )
1885	{
1886	m_pcBinIf->encodeBinEP( 1 );
1887	}
1888	if( bCodeLast )
1889	{
1890	m_pcBinIf->encodeBinEP( 0 );
1891	}
1892	}
1893	}
1894
1895
1896	/** Code SAO EO class or BO band position
1897	* \param uiLength
1898	* \param uiCode
1899	*/
1900	Void TEncSbac::codeSaoUflc ( UInt uiLength, UInt uiCode )
1901	{
1902	m_pcBinIf->encodeBinsEP ( uiCode, uiLength );
1903	}
1904	/** Code SAO merge flags
1905	* \param uiCode
1906	* \param uiCompIdx
1907	*/
1908	Void TEncSbac::codeSaoMerge ( UInt uiCode )
1909	{
1910	if (uiCode == 0)
1911	{
1912	m_pcBinIf->encodeBin(0, m_cSaoMergeSCModel.get( 0, 0, 0 ));
1913	}
1914	else
1915	{
1916	m_pcBinIf->encodeBin(1, m_cSaoMergeSCModel.get( 0, 0, 0 ));
1917	}
1918	}
1919	/** Code SAO type index
1920	* \param uiCode
1921	*/
1922	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
1923	{
1924	if (uiCode == 0)
1925	{
1926	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1927	}
1928	else
1929	{
1930	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1931	m_pcBinIf->encodeBinEP( uiCode == 1 ? 0 : 1 );
1932	}
1933	}
1934	/*!
1935	****************************************************************************
1936	* \brief
1937	* estimate bit cost for CBP, significant map and significant coefficients
1938	****************************************************************************
1939	*/
1940	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
1941	{
1942	estCBFBit( pcEstBitsSbac );
1943
1944	estSignificantCoeffGroupMapBit( pcEstBitsSbac, eTType );
1945
1946	// encode significance map
1947	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
1948
1949	// encode significant coefficients
1950	estSignificantCoefficientsBit( pcEstBitsSbac, eTType );
1951	}
1952
1953	/*!
1954	****************************************************************************
1955	* \brief
1956	* estimate bit cost for each CBP bit
1957	****************************************************************************
1958	*/
1959	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac )
1960	{
1961	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
1962
1963	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
1964	{
1965	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
1966	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
1967	}
1968
1969	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
1970
1971	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
1972	{
1973	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
1974	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
1975	}
1976	}
1977
1978
1979	/*!
1980	****************************************************************************
1981	* \brief
1982	* estimate SAMBAC bit cost for significant coefficient group map
1983	****************************************************************************
1984	*/
1985	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
1986	{
1987	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
1988
1989	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
1990	{
1991	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
1992	{
1993	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
1994	}
1995	}
1996	}
1997
1998
1999	/*!
2000	****************************************************************************
2001	* \brief
2002	* estimate SAMBAC bit cost for significant coefficient map
2003	****************************************************************************
2004	*/
2005	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2006	{
2007	Int firstCtx = 1, numCtx = 8;
2008	if (max(width, height) >= 16)
2009	{
2010	firstCtx = (eTType == TEXT_LUMA) ? 21 : 12;
2011	numCtx = (eTType == TEXT_LUMA) ? 6 : 3;
2012	}
2013	else if (width == 8)
2014	{
2015	firstCtx = 9;
2016	numCtx = (eTType == TEXT_LUMA) ? 12 : 3;
2017	}
2018
2019	if (eTType == TEXT_LUMA )
2020	{
2021	for( UInt bin = 0; bin < 2; bin++ )
2022	{
2023	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, 0 ).getEntropyBits( bin );
2024	}
2025
2026	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2027	{
2028	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2029	{
2030	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2031	}
2032	}
2033	}
2034	else
2035	{
2036	for( UInt bin = 0; bin < 2; bin++ )
2037	{
2038	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + 0 ).getEntropyBits( bin );
2039	}
2040	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2041	{
2042	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2043	{
2044	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2045	}
2046	}
2047	}
2048	Int iBitsX = 0, iBitsY = 0;
2049	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
2050
2051	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
2052	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
2053	shiftX = eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
2054	shiftY = eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
2055
2056	Int ctx;
2057	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2058	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2059	{
2060	Int ctxOffset = blkSizeOffsetX + (ctx >>shiftX);
2061	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2062	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2063	}
2064	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2065	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2066	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2067	{
2068	Int ctxOffset = blkSizeOffsetY + (ctx >>shiftY);
2069	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2070	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2071	}
2072	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2073	}
2074
2075	/*!
2076	****************************************************************************
2077	* \brief
2078	* estimate bit cost of significant coefficient
2079	****************************************************************************
2080	*/
2081	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2082	{
2083	if (eTType==TEXT_LUMA)
2084	{
2085	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2086	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2087
2088	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2089	{
2090	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2091	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2092	}
2093
2094	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2095	{
2096	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2097	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2098	}
2099	}
2100	else
2101	{
2102	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2103	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2104
2105	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; ctxIdx++)
2106	{
2107	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2108	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2109	}
2110
2111	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_CHROMA; ctxIdx++)
2112	{
2113	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2114	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2115	}
2116	}
2117	}
2118
2119	/**
2120	- Initialize our context information from the nominated source.
2121	.
2122	\param pSrc From where to copy context information.
2123	*/
2124	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2125	{
2126	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2127	}
2128
2129	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2130	{
2131	this->xCopyContextsFrom(pScr);
2132	}
2133
2134	Void TEncSbac::codeSAOOffsetParam(Int compIdx, SAOOffset& ctbParam, Bool sliceEnabled)
2135	{
2136	UInt uiSymbol;
2137	if(!sliceEnabled)
2138	{
2139	assert(ctbParam.modeIdc == SAO_MODE_OFF);
2140	return;
2141	}
2142
2143	//type
2144	if(compIdx == SAO_Y \|\| compIdx == SAO_Cb)
2145	{
2146	//sao_type_idx_luma or sao_type_idx_chroma
2147	if(ctbParam.modeIdc == SAO_MODE_OFF)
2148	{
2149	uiSymbol =0;
2150	}
2151	else if(ctbParam.typeIdc == SAO_TYPE_BO) //BO
2152	{
2153	uiSymbol = 1;
2154	}
2155	else
2156	{
2157	assert(ctbParam.typeIdc < SAO_TYPE_START_BO); //EO
2158	uiSymbol = 2;
2159	}
2160	codeSaoTypeIdx(uiSymbol);
2161	}
2162
2163	if(ctbParam.modeIdc == SAO_MODE_NEW)
2164	{
2165	Int numClasses = (ctbParam.typeIdc == SAO_TYPE_BO)?4:NUM_SAO_EO_CLASSES;
2166	Int offset[4];
2167	Int k=0;
2168	for(Int i=0; i< numClasses; i++)
2169	{
2170	if(ctbParam.typeIdc != SAO_TYPE_BO && i == SAO_CLASS_EO_PLAIN)
2171	{
2172	continue;
2173	}
2174	Int classIdx = (ctbParam.typeIdc == SAO_TYPE_BO)?( (ctbParam.typeAuxInfo+i)% NUM_SAO_BO_CLASSES ):i;
2175	offset[k] = ctbParam.offset[classIdx];
2176	k++;
2177	}
2178
2179	for(Int i=0; i< 4; i++)
2180	{
2181	codeSaoMaxUvlc((offset[i]<0)?(-offset[i]):(offset[i]), g_saoMaxOffsetQVal[compIdx] ); //sao_offset_abs
2182	}
2183
2184
2185	if(ctbParam.typeIdc == SAO_TYPE_BO)
2186	{
2187	for(Int i=0; i< 4; i++)
2188	{
2189	if(offset[i] != 0)
2190	{
2191	codeSAOSign((offset[i]< 0)?1:0);
2192	}
2193	}
2194
2195	codeSaoUflc(NUM_SAO_BO_CLASSES_LOG2, ctbParam.typeAuxInfo ); //sao_band_position
2196	}
2197	else //EO
2198	{
2199	if(compIdx == SAO_Y \|\| compIdx == SAO_Cb)
2200	{
2201	assert(ctbParam.typeIdc - SAO_TYPE_START_EO >=0);
2202	codeSaoUflc(NUM_SAO_EO_TYPES_LOG2, ctbParam.typeIdc - SAO_TYPE_START_EO ); //sao_eo_class_luma or sao_eo_class_chroma
2203	}
2204	}
2205
2206	}
2207	}
2208
2209
2210	Void TEncSbac::codeSAOBlkParam(SAOBlkParam& saoBlkParam
2211	, Bool* sliceEnabled
2212	, Bool leftMergeAvail
2213	, Bool aboveMergeAvail
2214	, Bool onlyEstMergeInfo // = false
2215	)
2216	{
2217
2218	Bool isLeftMerge = false;
2219	Bool isAboveMerge= false;
2220
2221	if(leftMergeAvail)
2222	{
2223	isLeftMerge = ((saoBlkParam[SAO_Y].modeIdc == SAO_MODE_MERGE) && (saoBlkParam[SAO_Y].typeIdc == SAO_MERGE_LEFT));
2224	codeSaoMerge( isLeftMerge?1:0 ); //sao_merge_left_flag
2225	}
2226
2227	if( aboveMergeAvail && !isLeftMerge)
2228	{
2229	isAboveMerge = ((saoBlkParam[SAO_Y].modeIdc == SAO_MODE_MERGE) && (saoBlkParam[SAO_Y].typeIdc == SAO_MERGE_ABOVE));
2230	codeSaoMerge( isAboveMerge?1:0 ); //sao_merge_left_flag
2231	}
2232
2233	if(onlyEstMergeInfo)
2234	{
2235	return; //only for RDO
2236	}
2237
2238	if(!isLeftMerge && !isAboveMerge) //not merge mode
2239	{
2240	for(Int compIdx=0; compIdx < NUM_SAO_COMPONENTS; compIdx++)
2241	{
2242	codeSAOOffsetParam(compIdx, saoBlkParam[compIdx], sliceEnabled[compIdx]);
2243	}
2244	}
2245	}
2246
2247	#if H_3D_INTER_SDC
2248	Void TEncSbac::codeDeltaDC( TComDataCU* pcCU, UInt absPartIdx )
2249	{
2250	if( !( pcCU->getSDCFlag( absPartIdx ) \|\| ( pcCU->isIntra( absPartIdx ) && getDimType( pcCU->getLumaIntraDir( absPartIdx ) ) < DIM_NUM_TYPE ) ) )
2251	{
2252	assert( 0 );
2253	}
2254
2255	UInt uiNumSegments = isDimMode( pcCU->getLumaIntraDir( absPartIdx ) ) ? 2 : 1;
2256	UInt dimDeltaDC = 1;
2257
2258	if( pcCU->isIntra( absPartIdx ) && pcCU->getSDCFlag( absPartIdx ))
2259	{
2260	if( uiNumSegments == 1 )
2261	{
2262	dimDeltaDC = pcCU->getSDCSegmentDCOffset( 0, absPartIdx ) ? 1 : 0;
2263	}
2264	else
2265	{
2266	dimDeltaDC = ( pcCU->getSDCSegmentDCOffset( 0, absPartIdx ) \|\| pcCU->getSDCSegmentDCOffset( 1, absPartIdx ) ) ? 1 : 0;
2267	}
2268	m_pcBinIf->encodeBin( dimDeltaDC, m_cDdcFlagSCModel.get( 0, 0, 0 ) );
2269	}
2270
2271	if( dimDeltaDC )
2272	{
2273	for( UInt segment = 0; segment < uiNumSegments; segment++ )
2274	{
2275	Pel deltaDC = 0;
2276
2277	if( pcCU->isIntra( absPartIdx ) )
2278	{
2279	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
2280	deltaDC = pcCU->getSDCFlag( absPartIdx ) ? pcCU->getSDCSegmentDCOffset( segment, absPartIdx ) : pcCU->getDimDeltaDC( getDimType( dir ), segment, absPartIdx );
2281	}
2282	else
2283	{
2284	deltaDC = pcCU->getSDCSegmentDCOffset( segment, absPartIdx );
2285	}
2286
2287	xCodeDimDeltaDC( deltaDC, uiNumSegments );
2288	}
2289	}
2290	}
2291
2292	Void TEncSbac::codeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2293	{
2294	UInt uiSymbol = pcCU->getSDCFlag( uiAbsPartIdx ) ? 1 : 0;
2295	UInt uiCtxSDCFlag = pcCU->getCtxSDCFlag( uiAbsPartIdx );
2296
2297	m_pcBinIf->encodeBin( uiSymbol, m_cSDCFlagSCModel.get( 0, 0, uiCtxSDCFlag ) );
2298	}
2299
2300	#endif
2301
2302	#if H_3D_DBBP
2303	Void TEncSbac::codeDBBPFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2304	{
2305	PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx );
2306	AOF( ePartSize == SIZE_2NxN \|\| ePartSize == SIZE_Nx2N );
2307	AOF( pcCU->getSlice()->getVPS()->getUseDBBP(pcCU->getSlice()->getLayerIdInVps()) );
2308	AOF( !pcCU->getSlice()->getIsDepth() );
2309
2310	UInt uiSymbol = pcCU->getDBBPFlag( uiAbsPartIdx ) ? 1 : 0;
2311	m_pcBinIf->encodeBin( uiSymbol, m_cDBBPFlagSCModel.get( 0, 0, 0 ) );
2312	}
2313	#endif
2314
2315	//! \}

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