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TEncSbac.cpp @ 924

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Last change on this file since 924 was 924, checked in by lg, 10 years ago
JCT3V-H0119/JCT3V-H0135
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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	, m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
61	, m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
62	#if H_3D_ARP
63	, m_cCUPUARPWSCModel ( 1, 1, NUM_ARPW_CTX , m_contextModels + m_numContextModels, m_numContextModels)
64	#endif
65	#if H_3D_IC
66	, m_cCUICFlagSCModel ( 1, 1, NUM_IC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
67	#endif
68	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
69	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
70	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
71	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
72	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
73	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
74	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
75	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
76	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
77	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
78	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
79	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
80	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
81	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
82	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
83	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
84	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
85	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
86	, m_cSaoMergeSCModel ( 1, 1, NUM_SAO_MERGE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
87	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cTransformSkipSCModel ( 1, 2, NUM_TRANSFORMSKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	, m_CUTransquantBypassFlagSCModel( 1, 1, NUM_CU_TRANSQUANT_BYPASS_FLAG_CTX, m_contextModels + m_numContextModels, m_numContextModels)
90	#if H_3D_DIM
91	, m_cDepthIntraModeSCModel ( 1, 1, NUM_DEPTH_INTRA_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
92	, m_cDdcFlagSCModel ( 1, 1, NUM_DDC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_cDdcDataSCModel ( 1, 1, NUM_DDC_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
94	, m_cAngleFlagSCModel ( 1, 1, NUM_ANGLE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
95	#if H_3D_DIM_DMM && !MTK_DMM_SIMP_CODE_H0092
96	, m_cDmm1DataSCModel ( 1, 1, NUM_DMM1_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
97	#endif
98	#if H_3D_DIM_SDC
99	, m_cSDCResidualFlagSCModel ( 1, 1, SDC_NUM_RESIDUAL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
100	, m_cSDCResidualSCModel ( 1, 1, SDC_NUM_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels)
101	#endif
102	#endif
103	#if H_3D_DIM_SDC
104	, m_cSDCFlagSCModel ( 1, 1, NUM_SDC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
105	#endif
106	#if H_3D_DBBP
107	, m_cDBBPFlagSCModel ( 1, 1, DBBP_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
108	#endif
109	{
110	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
111	}
112
113	TEncSbac::~TEncSbac()
114	{
115	}
116
117	// ====================================================================================================================
118	// Public member functions
119	// ====================================================================================================================
120
121	Void TEncSbac::resetEntropy ()
122	{
123	Int iQp = m_pcSlice->getSliceQp();
124	SliceType eSliceType = m_pcSlice->getSliceType();
125
126	Int encCABACTableIdx = m_pcSlice->getPPS()->getEncCABACTableIdx();
127	if (!m_pcSlice->isIntra() && (encCABACTableIdx==B_SLICE \|\| encCABACTableIdx==P_SLICE) && m_pcSlice->getPPS()->getCabacInitPresentFlag())
128	{
129	eSliceType = (SliceType) encCABACTableIdx;
130	}
131
132	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
133
134	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
135	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
136	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
137	#if H_3D_ARP
138	m_cCUPUARPWSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
139	#endif
140	#if H_3D_IC
141	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
142	#endif
143	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
144	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
145	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
146	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
147	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
148	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
149	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
150	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
151	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
152	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
153	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
154	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
155	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
156	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
157	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
158	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
159	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
160	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
161	m_cSaoMergeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_FLAG );
162	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
163	m_cTransformSkipSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
164	m_CUTransquantBypassFlagSCModel.initBuffer( eSliceType, iQp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
165
166	#if H_3D_DIM
167	m_cDepthIntraModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DEPTH_INTRA_MODE );
168	m_cDdcFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_FLAG );
169	m_cDdcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_DATA );
170	m_cAngleFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ANGLE_FLAG );
171	#if H_3D_DIM_DMM && !MTK_DMM_SIMP_CODE_H0092
172	m_cDmm1DataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM1_DATA );
173	#endif
174	#if H_3D_DIM_SDC
175	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
176	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
177	#endif
178	#endif
179	#if H_3D_DIM_SDC
180	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
181	#endif
182	#if H_3D_DBBP
183	m_cDBBPFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DBBP_FLAG );
184	#endif
185	// new structure
186	m_uiLastQp = iQp;
187
188	m_pcBinIf->start();
189
190	return;
191	}
192
193	/** The function does the following:
194	* If current slice type is P/B then it determines the distance of initialisation type 1 and 2 from the current CABAC states and
195	* stores the index of the closest table. This index is used for the next P/B slice when cabac_init_present_flag is true.
196	*/
197	Void TEncSbac::determineCabacInitIdx()
198	{
199	Int qp = m_pcSlice->getSliceQp();
200
201	if (!m_pcSlice->isIntra())
202	{
203	SliceType aSliceTypeChoices[] = {B_SLICE, P_SLICE};
204
205	UInt bestCost = MAX_UINT;
206	SliceType bestSliceType = aSliceTypeChoices[0];
207	for (UInt idx=0; idx<2; idx++)
208	{
209	UInt curCost = 0;
210	SliceType curSliceType = aSliceTypeChoices[idx];
211
212	curCost = m_cCUSplitFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SPLIT_FLAG );
213	curCost += m_cCUSkipFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SKIP_FLAG );
214	curCost += m_cCUMergeFlagExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT);
215	curCost += m_cCUMergeIdxExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_IDX_EXT);
216	#if H_3D_ARP
217	curCost += m_cCUPUARPWSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ARPW );
218	#endif
219	#if H_3D_IC
220	curCost += m_cCUICFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_IC_FLAG );
221	#endif
222	#if H_3D_DIM_SDC
223	curCost += m_cSDCFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SDC_FLAG );
224	#endif
225	#if H_3D_DBBP
226	curCost += m_cDBBPFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DBBP_FLAG );
227	#endif
228	curCost += m_cCUPartSizeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PART_SIZE );
229	curCost += m_cCUPredModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PRED_MODE );
230	curCost += m_cCUIntraPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
231	curCost += m_cCUChromaPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
232	curCost += m_cCUInterDirSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTER_DIR );
233	curCost += m_cCUMvdSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVD );
234	curCost += m_cCURefPicSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_REF_PIC );
235	curCost += m_cCUDeltaQpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DQP );
236	curCost += m_cCUQtCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_CBF );
237	curCost += m_cCUQtRootCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
238	curCost += m_cCUSigCoeffGroupSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
239	curCost += m_cCUSigSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_FLAG );
240	curCost += m_cCuCtxLastX.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
241	curCost += m_cCuCtxLastY.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
242	curCost += m_cCUOneSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ONE_FLAG );
243	curCost += m_cCUAbsSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ABS_FLAG );
244	curCost += m_cMVPIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVP_IDX );
245	curCost += m_cCUTransSubdivFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
246	curCost += m_cSaoMergeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_FLAG );
247	curCost += m_cSaoTypeIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
248	curCost += m_cTransformSkipSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
249	curCost += m_CUTransquantBypassFlagSCModel.calcCost( curSliceType, qp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
250	#if H_3D_DIM
251	if( m_pcSlice->getVpsDepthModesFlag() )
252	{
253	curCost += m_cDepthIntraModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DEPTH_INTRA_MODE );
254	curCost += m_cDdcFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DDC_FLAG );
255	curCost += m_cDdcDataSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DDC_DATA );
256	curCost += m_cAngleFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ANGLE_FLAG );
257	#if H_3D_DIM_DMM && !MTK_DMM_SIMP_CODE_H0092
258	curCost += m_cDmm1DataSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DMM1_DATA );
259	#endif
260	}
261	#endif
262	if (curCost < bestCost)
263	{
264	bestSliceType = curSliceType;
265	bestCost = curCost;
266	}
267	}
268	m_pcSlice->getPPS()->setEncCABACTableIdx( bestSliceType );
269	}
270	else
271	{
272	m_pcSlice->getPPS()->setEncCABACTableIdx( I_SLICE );
273	}
274	}
275
276
277	/** The function does the followng: Write out terminate bit. Flush CABAC. Intialize CABAC states. Start CABAC.
278	*/
279	Void TEncSbac::updateContextTables( SliceType eSliceType, Int iQp, Bool bExecuteFinish )
280	{
281	m_pcBinIf->encodeBinTrm(1);
282	if (bExecuteFinish) m_pcBinIf->finish();
283	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
284
285	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
286	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
287	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
288	#if H_3D_ARP
289	m_cCUPUARPWSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
290	#endif
291	#if H_3D_IC
292	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
293	#endif
294	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
295	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
296	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
297	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
298	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
299	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
300	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
301	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
302	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
303	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
304	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
305	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
306	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
307	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
308	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
309	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
310	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
311	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
312	m_cSaoMergeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_FLAG );
313	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
314	m_cTransformSkipSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
315	m_CUTransquantBypassFlagSCModel.initBuffer( eSliceType, iQp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
316	#if H_3D_DIM
317	m_cDepthIntraModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DEPTH_INTRA_MODE );
318	m_cDdcFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_FLAG );
319	m_cDdcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_DATA );
320	m_cAngleFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ANGLE_FLAG );
321	#if H_3D_DIM_DMM && !MTK_DMM_SIMP_CODE_H0092
322	m_cDmm1DataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM1_DATA );
323	#endif
324	#if H_3D_DIM_SDC
325	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
326	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
327	#endif
328	#endif
329	#if H_3D_DIM_SDC
330	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
331	#endif
332	#if H_3D_DBBP
333	m_cDBBPFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DBBP_FLAG );
334	#endif
335	m_pcBinIf->start();
336	}
337
338	Void TEncSbac::codeVPS( TComVPS* pcVPS )
339	{
340	assert (0);
341	return;
342	}
343
344	#if H_3D
345	Void TEncSbac::codeSPS( TComSPS* pcSPS, Int viewIndex, Bool depthFlag )
346	#else
347	Void TEncSbac::codeSPS( TComSPS* pcSPS )
348	#endif
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
449	/** Coding of coeff_abs_level_minus3
450	* \param uiSymbol value of coeff_abs_level_minus3
451	* \param ruiGoRiceParam reference to Rice parameter
452	* \returns Void
453	*/
454	Void TEncSbac::xWriteCoefRemainExGolomb ( UInt symbol, UInt &rParam )
455	{
456	Int codeNumber = (Int)symbol;
457	UInt length;
458	if (codeNumber < (COEF_REMAIN_BIN_REDUCTION << rParam))
459	{
460	length = codeNumber>>rParam;
461	m_pcBinIf->encodeBinsEP( (1<<(length+1))-2 , length+1);
462	m_pcBinIf->encodeBinsEP((codeNumber%(1<<rParam)),rParam);
463	}
464	else
465	{
466	length = rParam;
467	codeNumber = codeNumber - ( COEF_REMAIN_BIN_REDUCTION << rParam);
468	while (codeNumber >= (1<<length))
469	{
470	codeNumber -= (1<<(length++));
471	}
472	m_pcBinIf->encodeBinsEP((1<<(COEF_REMAIN_BIN_REDUCTION+length+1-rParam))-2,COEF_REMAIN_BIN_REDUCTION+length+1-rParam);
473	m_pcBinIf->encodeBinsEP(codeNumber,length);
474	}
475	}
476
477	#if H_3D_DIM
478	Void TEncSbac::xWriteExGolombLevel( UInt uiSymbol, ContextModel& rcSCModel )
479	{
480	if( uiSymbol )
481	{
482	m_pcBinIf->encodeBin( 1, rcSCModel );
483	UInt uiCount = 0;
484	#if QC_SIMP_DELTADC_CODING_H0131
485	Bool bNoExGo = ( uiSymbol < 3 );
486
487	while( --uiSymbol && ++uiCount < 3 )
488	#else
489	Bool bNoExGo = (uiSymbol < 13);
490
491	while( --uiSymbol && ++uiCount < 13 )
492	#endif
493	{
494	m_pcBinIf->encodeBin( 1, rcSCModel );
495	}
496	if( bNoExGo )
497	{
498	m_pcBinIf->encodeBin( 0, rcSCModel );
499	}
500	else
501	{
502	xWriteEpExGolomb( uiSymbol, 0 );
503	}
504	}
505	else
506	{
507	m_pcBinIf->encodeBin( 0, rcSCModel );
508	}
509
510	return;
511	}
512
513	Void TEncSbac::xCodeDimDeltaDC( Pel valDeltaDC, UInt uiNumSeg )
514	{
515	xWriteExGolombLevel( UInt( abs( valDeltaDC ) - ( uiNumSeg > 1 ? 0 : 1 ) ), m_cDdcDataSCModel.get(0, 0, 0) );
516	if( valDeltaDC != 0 )
517	{
518	UInt uiSign = valDeltaDC > 0 ? 0 : 1;
519	m_pcBinIf->encodeBinEP( uiSign );
520	}
521	}
522
523	#if H_3D_DIM_DMM
524	Void TEncSbac::xCodeDmm1WedgeIdx( UInt uiTabIdx, Int iNumBit )
525	{
526	for ( Int i = 0; i < iNumBit; i++ )
527	{
528	#if MTK_DMM_SIMP_CODE_H0092
529	m_pcBinIf->encodeBinEP( ( uiTabIdx >> i ) & 1 );
530	#else
531	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmm1DataSCModel.get(0, 0, 0) );
532	#endif
533	}
534	}
535
536	#endif
537
538	#if H_3D_DIM_SDC
539	Void TEncSbac::xCodeSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment )
540	{
541	assert( pcCU->getSlice()->getIsDepth() );
542	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
543	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
544	assert( uiSegment < 2 );
545
546	Pel segmentDCOffset = pcCU->getSDCSegmentDCOffset(uiSegment, uiAbsPartIdx);
547
548	UInt uiResidual = segmentDCOffset == 0 ? 0 : 1;
549	UInt uiSign = segmentDCOffset < 0 ? 1 : 0;
550	UInt uiAbsIdx = abs(segmentDCOffset);
551
552	#if H_3D_DIM_DLT
553	UInt uiMaxResidualBits = pcCU->getSlice()->getPPS()->getDLT()->getBitsPerDepthValue( pcCU->getSlice()->getLayerIdInVps() );
554	#else
555	UInt uiMaxResidualBits = g_bitDepthY;
556	#endif
557	assert( uiMaxResidualBits <= g_bitDepthY );
558
559	// residual flag
560	m_pcBinIf->encodeBin( uiResidual, m_cSDCResidualFlagSCModel.get( 0, 0, 0 ) );
561	#if H_MV_ENC_DEC_TRAC
562	DTRACE_CU("sdc_residual_flag[i]", uiResidual)
563	#endif
564
565	if (uiResidual)
566	{
567	// encode sign bit of residual
568	m_pcBinIf->encodeBinEP( uiSign );
569	#if H_MV_ENC_DEC_TRAC
570	DTRACE_CU("sdc_residual_sign_flag[i]", uiSign)
571	#endif
572	#if H_3D_DIM_DLT
573	UInt uiNumDepthValues = pcCU->getSlice()->getPPS()->getDLT()->getNumDepthValues( pcCU->getSlice()->getLayerIdInVps() );
574	#else
575	UInt uiNumDepthValues = ((1 << g_bitDepthY)-1);
576	#endif
577
578	assert(uiAbsIdx <= uiNumDepthValues);
579
580	// encode residual magnitude
581	uiAbsIdx -= 1;
582
583	#if H_MV_ENC_DEC_TRAC
584	DTRACE_CU("sdc_residual_abs_minus1[i]", uiAbsIdx)
585	#endif
586
587	// prefix part
588	if ( uiAbsIdx == 0 )
589	{
590	m_pcBinIf->encodeBin( 0, m_cSDCResidualSCModel.get(0, 0, 0) );
591	}
592	else
593	{
594	UInt l = uiAbsIdx;
595	UInt k = 0;
596	UInt uiPrefixThreshold = ((uiNumDepthValues * 3) >> 2);
597	while ( l > 0 && k < uiPrefixThreshold )
598	{
599	m_pcBinIf->encodeBin( 1, m_cSDCResidualSCModel.get(0, 0, 0) );
600	l--;
601	k++;
602	}
603	if ( uiAbsIdx < uiPrefixThreshold )
604	{
605	m_pcBinIf->encodeBin( 0, m_cSDCResidualSCModel.get(0, 0, 0) );
606	}
607	else
608	{ // suffix part
609	uiAbsIdx -= uiPrefixThreshold;
610	UInt uiSuffixLength = numBitsForValue(uiNumDepthValues - uiPrefixThreshold);
611	UInt uiBitInfo = 0;
612	for ( Int i = 0; i < uiSuffixLength; i++)
613	{
614	uiBitInfo = ( uiAbsIdx & ( 1 << i ) ) >> i;
615	m_pcBinIf->encodeBinEP( uiBitInfo);
616	}
617	}
618	}
619
620	}
621	}
622	#endif
623	#endif
624
625	// SBAC RD
626	Void TEncSbac::load ( TEncSbac* pSrc)
627	{
628	this->xCopyFrom(pSrc);
629	}
630
631	Void TEncSbac::loadIntraDirModeLuma( TEncSbac* pSrc)
632	{
633	m_pcBinIf->copyState( pSrc->m_pcBinIf );
634
635	this->m_cCUIntraPredSCModel .copyFrom( &pSrc->m_cCUIntraPredSCModel );
636	}
637	#if H_3D_DIM
638	Void TEncSbac::loadIntraDepthMode( TEncSbac* pSrc)
639	{
640	m_pcBinIf->copyState( pSrc->m_pcBinIf );
641
642	this->m_cDepthIntraModeSCModel .copyFrom( &pSrc->m_cDepthIntraModeSCModel );
643	this->m_cDdcFlagSCModel .copyFrom( &pSrc->m_cDdcFlagSCModel );
644	this->m_cAngleFlagSCModel .copyFrom( &pSrc->m_cAngleFlagSCModel );
645	}
646	#endif
647
648	Void TEncSbac::store( TEncSbac* pDest)
649	{
650	pDest->xCopyFrom( this );
651	}
652
653
654	Void TEncSbac::xCopyFrom( TEncSbac* pSrc )
655	{
656	m_pcBinIf->copyState( pSrc->m_pcBinIf );
657
658	this->m_uiCoeffCost = pSrc->m_uiCoeffCost;
659	this->m_uiLastQp = pSrc->m_uiLastQp;
660
661	memcpy( m_contextModels, pSrc->m_contextModels, m_numContextModels * sizeof( ContextModel ) );
662	}
663
664	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
665	{
666	Int iSymbol = pcCU->getMVPIdx(eRefList, uiAbsPartIdx);
667	Int iNum = AMVP_MAX_NUM_CANDS;
668
669	xWriteUnaryMaxSymbol(iSymbol, m_cMVPIdxSCModel.get(0), 1, iNum-1);
670	#if H_MV_ENC_DEC_TRAC
671	#if ENC_DEC_TRACE
672	if ( eRefList == REF_PIC_LIST_0 )
673	{
674	DTRACE_PU("mvp_l0_flag", iSymbol)
675	}
676	else
677	{
678	DTRACE_PU("mvp_l1_flag", iSymbol)
679	}
680	#endif
681	#endif
682	}
683
684	Void TEncSbac::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
685	{
686	PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx );
687	#if H_3D_QTLPC
688	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
689	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
690	Bool bDepthMapDetect = (pcTexture != NULL);
691	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
692
693	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);
694
695	Bool depthDependent = false;
696	UInt uiTexturePart = eSize;
697	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && sps->getUseQTL() && sps->getUsePC() )
698	{
699	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
700	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
701	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
702	if(pcTextureCU->getDepth(uiCUIdx) == uiDepth )
703	{
704	depthDependent = true;
705	uiTexturePart = pcTextureCU->getPartitionSize( uiCUIdx );
706	}
707	if (pcTextureCU->getDepth(uiCUIdx) == uiDepth && pcTextureCU->getPartitionSize( uiCUIdx ) == SIZE_2Nx2N)
708	{
709	assert( eSize == SIZE_2Nx2N );
710	return;
711	}
712	}
713	#endif
714	if ( pcCU->isIntra( uiAbsPartIdx ) )
715	{
716	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
717	{
718	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
719	#if H_MV_ENC_DEC_TRAC
720	DTRACE_CU("part_mode", eSize == SIZE_2Nx2N? 1 : 0)
721	#endif
722	}
723	return;
724	}
725
726	#if H_MV_ENC_DEC_TRAC
727	DTRACE_CU("part_mode", eSize )
728	#endif
729	#if H_3D_QTLPC
730	if (depthDependent==false \|\| uiTexturePart == SIZE_NxN\|\| uiTexturePart == SIZE_2Nx2N)
731	{
732	#endif
733	switch(eSize)
734	{
735	case SIZE_2Nx2N:
736	{
737	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
738	break;
739	}
740	case SIZE_2NxN:
741	case SIZE_2NxnU:
742	case SIZE_2NxnD:
743	{
744	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
745	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
746	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
747	{
748	if (eSize == SIZE_2NxN)
749	{
750	m_pcBinIf->encodeBin(1, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
751	}
752	else
753	{
754	m_pcBinIf->encodeBin(0, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
755	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
756	}
757	}
758	break;
759	}
760	case SIZE_Nx2N:
761	case SIZE_nLx2N:
762	case SIZE_nRx2N:
763	{
764	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
765	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
766	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
767	{
768	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
769	}
770	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
771	{
772	if (eSize == SIZE_Nx2N)
773	{
774	m_pcBinIf->encodeBin(1, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
775	}
776	else
777	{
778	m_pcBinIf->encodeBin(0, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
779	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
780	}
781	}
782	break;
783	}
784	case SIZE_NxN:
785	{
786	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
787	{
788	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
789	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
790	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
791	}
792	break;
793	}
794	default:
795	{
796	assert(0);
797	}
798	}
799	#if H_3D_QTLPC
800	}
801	else if(uiTexturePart == SIZE_2NxN \|\| uiTexturePart == SIZE_2NxnU \|\| uiTexturePart == SIZE_2NxnD)
802	{
803	//assert(eSize!=SIZE_NxN);
804	//assert(eSize!=SIZE_Nx2N);
805	//assert(eSize==SIZE_2Nx2N \|\| eSize==SIZE_2NxN \|\| eSize==SIZE_2NxnU \|\| eSize==SIZE_2NxnD);
806	switch(eSize)
807	{
808	case SIZE_2Nx2N:
809	{
810	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
811	break;
812	}
813	case SIZE_2NxN:
814	{
815	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
816	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
817	{
818	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
819	}
820	break;
821	}
822	case SIZE_2NxnU:
823	case SIZE_2NxnD:
824	{
825	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
826	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
827	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
828	break;
829	}
830	default:
831	{
832	assert(0);
833	}
834	}
835	}
836	else if(uiTexturePart == SIZE_Nx2N\|\| uiTexturePart==SIZE_nLx2N \|\| uiTexturePart==SIZE_nRx2N)
837	{
838	//assert(eSize!=SIZE_NxN);
839	//assert(eSize!=SIZE_2NxN);
840	//assert(eSize==SIZE_2Nx2N \|\|eSize==SIZE_Nx2N \|\| eSize==SIZE_nLx2N \|\| eSize==SIZE_nRx2N);
841	switch(eSize)
842	{
843	case SIZE_2Nx2N:
844	{
845	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
846	break;
847	}
848	case SIZE_Nx2N:
849	{
850	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
851	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
852	{
853	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
854	}
855	break;
856	}
857	case SIZE_nLx2N:
858	case SIZE_nRx2N:
859	{
860	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
861	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
862	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
863	break;
864	}
865	default:
866	{
867	assert(0);
868	}
869	}
870	}
871	else
872	{
873	printf("uiTexturePart=%d",uiTexturePart);
874	assert(0);
875	}
876	#endif
877	}
878
879	/** code prediction mode
880	* \param pcCU
881	* \param uiAbsPartIdx
882	* \returns Void
883	*/
884	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
885	{
886	#if H_3D_DIM_SDC
887	if ( pcCU->getSlice()->isIntra() )
888	{
889	assert( pcCU->isIntra(uiAbsPartIdx) );
890	return;
891	}
892	#endif
893
894	// get context function is here
895	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
896	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
897	#if H_MV_ENC_DEC_TRAC
898	DTRACE_CU("pred_mode_flag", iPredMode == MODE_INTER ? 0 : 1);
899	#endif
900	}
901
902	Void TEncSbac::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
903	{
904	UInt uiSymbol = pcCU->getCUTransquantBypass(uiAbsPartIdx);
905	m_pcBinIf->encodeBin( uiSymbol, m_CUTransquantBypassFlagSCModel.get( 0, 0, 0 ) );
906	#if H_MV_ENC_DEC_TRAC
907	DTRACE_CU("cu_transquant_bypass_flag", uiSymbol);
908	#endif
909	}
910
911	/** code skip flag
912	* \param pcCU
913	* \param uiAbsPartIdx
914	* \returns Void
915	*/
916	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
917	{
918	// get context function is here
919	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
920	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
921	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
922	#if !H_MV_ENC_DEC_TRAC
923	DTRACE_CABAC_VL( g_nSymbolCounter++ );
924	DTRACE_CABAC_T( "\tSkipFlag" );
925	DTRACE_CABAC_T( "\tuiCtxSkip: ");
926	DTRACE_CABAC_V( uiCtxSkip );
927	DTRACE_CABAC_T( "\tuiSymbol: ");
928	DTRACE_CABAC_V( uiSymbol );
929	DTRACE_CABAC_T( "\n");
930	#else
931	DTRACE_CU("cu_skip_flag", uiSymbol);
932	#endif
933	}
934
935	/** code merge flag
936	* \param pcCU
937	* \param uiAbsPartIdx
938	* \returns Void
939	*/
940	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
941	{
942	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
943	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
944
945	#if H_MV_ENC_DEC_TRAC
946	DTRACE_PU("merge_flag", uiSymbol);
947	#else
948	DTRACE_CABAC_VL( g_nSymbolCounter++ );
949	DTRACE_CABAC_T( "\tMergeFlag: " );
950	DTRACE_CABAC_V( uiSymbol );
951	DTRACE_CABAC_T( "\tAddress: " );
952	DTRACE_CABAC_V( pcCU->getAddr() );
953	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
954	DTRACE_CABAC_V( uiAbsPartIdx );
955	DTRACE_CABAC_T( "\n" );
956	#endif
957	}
958
959	/** code merge index
960	* \param pcCU
961	* \param uiAbsPartIdx
962	* \returns Void
963	*/
964	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
965	{
966	UInt uiUnaryIdx = pcCU->getMergeIndex( uiAbsPartIdx );
967	UInt uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
968	if ( uiNumCand > 1 )
969	{
970	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
971	{
972	const UInt uiSymbol = ui == uiUnaryIdx ? 0 : 1;
973	if ( ui==0 )
974	{
975	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
976	}
977	else
978	{
979	m_pcBinIf->encodeBinEP( uiSymbol );
980	}
981	if( uiSymbol == 0 )
982	{
983	break;
984	}
985	}
986	#if H_MV_ENC_DEC_TRAC
987	DTRACE_PU("merge_idx", uiUnaryIdx);
988	#endif
989	}
990	#if !H_MV_ENC_DEC_TRAC
991	DTRACE_CABAC_VL( g_nSymbolCounter++ );
992	DTRACE_CABAC_T( "\tparseMergeIndex()" );
993	DTRACE_CABAC_T( "\tuiMRGIdx= " );
994	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
995	DTRACE_CABAC_T( "\n" );
996	#endif
997	}
998
999	#if H_3D_ARP
1000	Void TEncSbac::codeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx )
1001	{
1002	Int iW = (Int)pcCU->getARPW( uiAbsPartIdx );
1003	Int iMaxW = pcCU->getSlice()->getARPStepNum() - 1;
1004	assert( iMaxW > 0);
1005
1006	Int nOffset = pcCU->getCTXARPWFlag(uiAbsPartIdx);
1007	Int nBinNum = iW + ( iW != iMaxW );
1008	m_pcBinIf->encodeBin( iW ? 1 : 0 , m_cCUPUARPWSCModel.get( 0, 0, 0 + nOffset ) );
1009	if( nBinNum > 1 )
1010	{
1011	m_pcBinIf->encodeBin( ( iW == iMaxW ) ? 1 : 0, m_cCUPUARPWSCModel.get( 0, 0, 2 ) );
1012	}
1013	#if H_MV_ENC_DEC_TRAC
1014	DTRACE_CU("iv_res_pred_weight_idx", iW);
1015	#endif
1016	}
1017	#endif
1018
1019	#if H_3D_IC
1020	/** code Illumination Compensation flag
1021	* \param pcCU
1022	* \param uiAbsPartIdx
1023	* \returns Void
1024	*/
1025	Void TEncSbac::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1026	{
1027	// get context function is here
1028	UInt uiSymbol = pcCU->getICFlag( uiAbsPartIdx ) ? 1 : 0;
1029	m_pcBinIf->encodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, 0 ) );
1030	#if !H_MV_ENC_DEC_TRAC
1031	DTRACE_CABAC_VL( g_nSymbolCounter++ );
1032	DTRACE_CABAC_T( "\tICFlag" );
1033	DTRACE_CABAC_T( "\tuiSymbol: ");
1034	DTRACE_CABAC_V( uiSymbol );
1035	DTRACE_CABAC_T( "\n");
1036	#else
1037	DTRACE_CU("ic_flag", uiSymbol );
1038	#endif
1039	}
1040	#endif
1041
1042
1043	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1044	{
1045	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
1046	return;
1047
1048	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
1049	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
1050
1051	assert( uiCtx < 3 );
1052	#if H_3D_QTLPC
1053	Bool bCodeSplitFlag = true;
1054
1055	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
1056	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
1057	Bool bDepthMapDetect = (pcTexture != NULL);
1058	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
1059
1060	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);
1061
1062	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && sps->getUseQTL() && sps->getUsePC())
1063	{
1064	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
1065	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
1066	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
1067	bCodeSplitFlag = (pcTextureCU->getDepth(uiCUIdx) > uiDepth);
1068	}
1069
1070	if(!bCodeSplitFlag)
1071	{
1072	assert(uiCurrSplitFlag == 0);
1073	return;
1074	}
1075	#endif
1076	m_pcBinIf->encodeBin( uiCurrSplitFlag, m_cCUSplitFlagSCModel.get( 0, 0, uiCtx ) );
1077	#if !H_MV_ENC_DEC_TRAC
1078	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1079	DTRACE_CABAC_T( "\tSplitFlag\n" )
1080	#else
1081	DTRACE_CU("split_cu_flag", uiCurrSplitFlag );
1082	#endif
1083	return;
1084	}
1085
1086	Void TEncSbac::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
1087	{
1088	m_pcBinIf->encodeBin( uiSymbol, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiCtx ) );
1089	#if !H_MV_ENC_DEC_TRAC
1090	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1091	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
1092	DTRACE_CABAC_T( "\tsymbol=" )
1093	DTRACE_CABAC_V( uiSymbol )
1094	DTRACE_CABAC_T( "\tctx=" )
1095	DTRACE_CABAC_V( uiCtx )
1096	DTRACE_CABAC_T( "\n" )
1097	#endif
1098	}
1099
1100	Void TEncSbac::codeIntraDirLumaAng( TComDataCU* pcCU, UInt absPartIdx, Bool isMultiple)
1101	{
1102	UInt dir[4],j;
1103	Int preds[4][3] = {{-1, -1, -1},{-1, -1, -1},{-1, -1, -1},{-1, -1, -1}};
1104	Int predNum[4], predIdx[4] ={ -1,-1,-1,-1};
1105	PartSize mode = pcCU->getPartitionSize( absPartIdx );
1106	UInt partNum = isMultiple?(mode==SIZE_NxN?4:1):1;
1107	UInt partOffset = ( pcCU->getPic()->getNumPartInCU() >> ( pcCU->getDepth(absPartIdx) << 1 ) ) >> 2;
1108	for (j=0;j<partNum;j++)
1109	{
1110	dir[j] = pcCU->getLumaIntraDir( absPartIdx+partOffset*j );
1111	#if H_3D_DIM
1112	if( pcCU->getSlice()->getVpsDepthModesFlag() )
1113	{
1114	codeIntraDepth( pcCU, absPartIdx+partOffset*j );
1115	}
1116	if( pcCU->getLumaIntraDir( absPartIdx+partOffset*j ) < NUM_INTRA_MODE )
1117	{
1118	#endif
1119	predNum[j] = pcCU->getIntraDirLumaPredictor(absPartIdx+partOffset*j, preds[j]);
1120	for(UInt i = 0; i < predNum[j]; i++)
1121	{
1122	if(dir[j] == preds[j][i])
1123	{
1124	predIdx[j] = i;
1125	}
1126	}
1127	m_pcBinIf->encodeBin((predIdx[j] != -1)? 1 : 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1128	#if H_MV_ENC_DEC_TRAC
1129	DTRACE_CU("prev_intra_luma_pred_flag", (predIdx[j] != -1)? 1 : 0);
1130	#endif
1131	#if H_3D_DIM
1132	}
1133	#endif
1134
1135	}
1136	for (j=0;j<partNum;j++)
1137	{
1138	#if H_3D_DIM
1139	if( pcCU->getLumaIntraDir( absPartIdx+partOffset*j ) < NUM_INTRA_MODE )
1140	{
1141	#endif
1142	if(predIdx[j] != -1)
1143	{
1144	m_pcBinIf->encodeBinEP( predIdx[j] ? 1 : 0 );
1145	if (predIdx[j])
1146	{
1147	m_pcBinIf->encodeBinEP( predIdx[j]-1 );
1148	}
1149	#if H_MV_ENC_DEC_TRAC
1150	DTRACE_CU("mpm_idx", predIdx[j] );
1151	#endif
1152	}
1153	else
1154	{
1155	if (preds[j][0] > preds[j][1])
1156	{
1157	std::swap(preds[j][0], preds[j][1]);
1158	}
1159	if (preds[j][0] > preds[j][2])
1160	{
1161	std::swap(preds[j][0], preds[j][2]);
1162	}
1163	if (preds[j][1] > preds[j][2])
1164	{
1165	std::swap(preds[j][1], preds[j][2]);
1166	}
1167	for(Int i = (predNum[j] - 1); i >= 0; i--)
1168	{
1169	dir[j] = dir[j] > preds[j][i] ? dir[j] - 1 : dir[j];
1170	}
1171	m_pcBinIf->encodeBinsEP( dir[j], 5 );
1172	#if H_MV_ENC_DEC_TRAC
1173	DTRACE_CU("rem_intra_luma_pred_mode", dir[j] );
1174	#endif
1175	}
1176	#if H_3D_DIM
1177	}
1178	#endif
1179	}
1180	return;
1181	}
1182
1183	Void TEncSbac::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1184	{
1185	UInt uiIntraDirChroma = pcCU->getChromaIntraDir( uiAbsPartIdx );
1186
1187	if( uiIntraDirChroma == DM_CHROMA_IDX )
1188	{
1189	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1190	#if H_MV_ENC_DEC_TRAC
1191	DTRACE_CU("intra_chroma_pred_mode", 0 );
1192	#endif
1193	}
1194	else
1195	{
1196	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1197	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1198
1199	for( Int i = 0; i < NUM_CHROMA_MODE - 1; i++ )
1200	{
1201	if( uiIntraDirChroma == uiAllowedChromaDir[i] )
1202	{
1203	uiIntraDirChroma = i;
1204	break;
1205	}
1206	}
1207	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1208
1209	m_pcBinIf->encodeBinsEP( uiIntraDirChroma, 2 );
1210	#if H_MV_ENC_DEC_TRAC
1211	DTRACE_CU("intra_chroma_pred_mode", uiIntraDirChroma );
1212	#endif
1213
1214	}
1215	return;
1216	}
1217
1218	#if H_3D_DIM
1219	Void TEncSbac::codeIntraDepth( TComDataCU* pcCU, UInt absPartIdx )
1220	{
1221	codeIntraDepthMode( pcCU, absPartIdx );
1222
1223	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
1224	UInt dimType = getDimType( dir );
1225
1226	switch( dimType )
1227	{
1228	#if H_3D_DIM_DMM
1229	case( DMM1_IDX ):
1230	{
1231	xCodeDmm1WedgeIdx( pcCU->getDmmWedgeTabIdx( dimType, absPartIdx ), g_dmm1TabIdxBits[pcCU->getIntraSizeIdx(absPartIdx)] );
1232	} break;
1233	case( DMM4_IDX ): break;
1234	#endif
1235	default: break;
1236	}
1237	}
1238
1239	Void TEncSbac::codeIntraDepthMode( TComDataCU* pcCU, UInt absPartIdx )
1240	{
1241	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
1242
1243	if( ( pcCU->getSlice()->getSPS()->getMaxCUWidth() >> pcCU->getDepth( absPartIdx ) ) < 64 ) //DMM and HEVC intra modes are both allowed
1244	{
1245	#if LGE_SIMP_DIM_NOT_PRESENT_FLAG_CODING_H0119_H0135
1246	m_pcBinIf->encodeBin( isDimMode( dir ) ? 0 : 1, m_cAngleFlagSCModel.get( 0, 0, 0 ) );
1247	#else
1248	m_pcBinIf->encodeBin( isDimMode( dir ) ? 0 : 1, m_cAngleFlagSCModel.get( 0, 0, pcCU->getCtxAngleFlag( absPartIdx ) ) );
1249	#endif
1250	}
1251	if( isDimMode( dir ) )
1252	{
1253	UInt uiCodeIdx = 0;
1254
1255	switch( getDimType( dir ) )
1256	{
1257	case DMM1_IDX: uiCodeIdx = 0; break;
1258	case DMM4_IDX: uiCodeIdx = 1; break;
1259	default: break;
1260	}
1261	//mode coding
1262	m_pcBinIf->encodeBin( uiCodeIdx == 0 ? 0 : 1, m_cDepthIntraModeSCModel.get( 0, 0, 0 ) );
1263	}
1264	}
1265	#endif
1266
1267
1268	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1269	{
1270	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1271	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1272	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1273	if (pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N \|\| pcCU->getHeight(uiAbsPartIdx) != 8 )
1274	{
1275	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1276	}
1277	if (uiInterDir < 2)
1278	{
1279	m_pcBinIf->encodeBin( uiInterDir, *( pCtx + 4 ) );
1280	}
1281	#if H_MV_ENC_DEC_TRAC
1282	DTRACE_PU("inter_pred_idc", uiInterDir );
1283	#endif
1284
1285	return;
1286	}
1287
1288	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1289	{
1290	{
1291	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1292	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1293	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1294
1295	if( iRefFrame > 0 )
1296	{
1297	UInt uiRefNum = pcCU->getSlice()->getNumRefIdx( eRefList ) - 2;
1298	pCtx++;
1299	iRefFrame--;
1300	for( UInt ui = 0; ui < uiRefNum; ++ui )
1301	{
1302	const UInt uiSymbol = ui == iRefFrame ? 0 : 1;
1303	if( ui == 0 )
1304	{
1305	m_pcBinIf->encodeBin( uiSymbol, *pCtx );
1306	}
1307	else
1308	{
1309	m_pcBinIf->encodeBinEP( uiSymbol );
1310	}
1311	if( uiSymbol == 0 )
1312	{
1313	break;
1314	}
1315	}
1316	}
1317	#if H_MV_ENC_DEC_TRAC
1318	#if ENC_DEC_TRACE
1319	iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1320	if ( eRefList == REF_PIC_LIST_0 )
1321	{
1322	DTRACE_PU("ref_idx_l0", iRefFrame)
1323	}
1324	else
1325	{
1326	DTRACE_PU("ref_idx_l1", iRefFrame)
1327	}
1328	#endif
1329	#endif
1330	}
1331	return;
1332	}
1333
1334	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1335	{
1336	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1337	{
1338	return;
1339	}
1340
1341	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1342	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1343	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1344	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1345
1346	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1347	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1348
1349	const Bool bHorAbsGr0 = iHor != 0;
1350	const Bool bVerAbsGr0 = iVer != 0;
1351	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1352	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1353	pCtx++;
1354
1355	if( bHorAbsGr0 )
1356	{
1357	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1358	}
1359
1360	if( bVerAbsGr0 )
1361	{
1362	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1363	}
1364
1365	if( bHorAbsGr0 )
1366	{
1367	if( uiHorAbs > 1 )
1368	{
1369	xWriteEpExGolomb( uiHorAbs-2, 1 );
1370	}
1371
1372	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1373	}
1374
1375	if( bVerAbsGr0 )
1376	{
1377	if( uiVerAbs > 1 )
1378	{
1379	xWriteEpExGolomb( uiVerAbs-2, 1 );
1380	}
1381
1382	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1383	}
1384
1385	return;
1386	}
1387
1388	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1389	{
1390	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1391
1392	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1393	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1394
1395	UInt uiAbsDQp = (UInt)((iDQp > 0)? iDQp : (-iDQp));
1396	UInt TUValue = min((Int)uiAbsDQp, CU_DQP_TU_CMAX);
1397	xWriteUnaryMaxSymbol( TUValue, &m_cCUDeltaQpSCModel.get( 0, 0, 0 ), 1, CU_DQP_TU_CMAX);
1398	if( uiAbsDQp >= CU_DQP_TU_CMAX )
1399	{
1400	xWriteEpExGolomb( uiAbsDQp - CU_DQP_TU_CMAX, CU_DQP_EG_k );
1401	}
1402
1403	if ( uiAbsDQp > 0)
1404	{
1405	UInt uiSign = (iDQp > 0 ? 0 : 1);
1406	m_pcBinIf->encodeBinEP(uiSign);
1407	}
1408
1409	return;
1410	}
1411
1412	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1413	{
1414	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1415	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1416	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1417	#if !H_MV_ENC_DEC_TRAC
1418	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1419	DTRACE_CABAC_T( "\tparseQtCbf()" )
1420	DTRACE_CABAC_T( "\tsymbol=" )
1421	DTRACE_CABAC_V( uiCbf )
1422	DTRACE_CABAC_T( "\tctx=" )
1423	DTRACE_CABAC_V( uiCtx )
1424	DTRACE_CABAC_T( "\tetype=" )
1425	DTRACE_CABAC_V( eType )
1426	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1427	DTRACE_CABAC_V( uiAbsPartIdx )
1428	DTRACE_CABAC_T( "\n" )
1429	#endif
1430	}
1431
1432	void TEncSbac::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType )
1433	{
1434	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1435	{
1436	return;
1437	}
1438	if(width != 4 \|\| height != 4)
1439	{
1440	return;
1441	}
1442
1443	UInt useTransformSkip = pcCU->getTransformSkip( uiAbsPartIdx,eTType);
1444	m_pcBinIf->encodeBin( useTransformSkip, m_cTransformSkipSCModel.get( 0, eTType? TEXT_CHROMA: TEXT_LUMA, 0 ) );
1445	#if !H_MV_ENC_DEC_TRAC
1446	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1447	DTRACE_CABAC_T("\tparseTransformSkip()");
1448	DTRACE_CABAC_T( "\tsymbol=" )
1449	DTRACE_CABAC_V( useTransformSkip )
1450	DTRACE_CABAC_T( "\tAddr=" )
1451	DTRACE_CABAC_V( pcCU->getAddr() )
1452	DTRACE_CABAC_T( "\tetype=" )
1453	DTRACE_CABAC_V( eTType )
1454	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1455	DTRACE_CABAC_V( uiAbsPartIdx )
1456	DTRACE_CABAC_T( "\n" )
1457	#endif
1458	}
1459
1460	/** Code I_PCM information.
1461	* \param pcCU pointer to CU
1462	* \param uiAbsPartIdx CU index
1463	* \returns Void
1464	*/
1465	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1466	{
1467	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1468
1469	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1470
1471	m_pcBinIf->encodeBinTrm (uiIPCM);
1472	#if H_MV_ENC_DEC_TRAC
1473	DTRACE_CU("pcm_flag", uiIPCM)
1474	#endif
1475	if (writePCMSampleFlag)
1476	{
1477	m_pcBinIf->encodePCMAlignBits();
1478
1479	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1480	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1481	UInt uiChromaOffset = uiLumaOffset>>2;
1482	Pel* piPCMSample;
1483	UInt uiWidth;
1484	UInt uiHeight;
1485	UInt uiSampleBits;
1486	UInt uiX, uiY;
1487
1488	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1489	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1490	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1491	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1492
1493	for(uiY = 0; uiY < uiHeight; uiY++)
1494	{
1495	for(uiX = 0; uiX < uiWidth; uiX++)
1496	{
1497	UInt uiSample = piPCMSample[uiX];
1498
1499	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1500	}
1501	piPCMSample += uiWidth;
1502	}
1503
1504	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1505	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1506	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1507	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1508
1509	for(uiY = 0; uiY < uiHeight; uiY++)
1510	{
1511	for(uiX = 0; uiX < uiWidth; uiX++)
1512	{
1513	UInt uiSample = piPCMSample[uiX];
1514
1515	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1516	}
1517	piPCMSample += uiWidth;
1518	}
1519
1520	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
1521	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1522	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1523	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1524
1525	for(uiY = 0; uiY < uiHeight; uiY++)
1526	{
1527	for(uiX = 0; uiX < uiWidth; uiX++)
1528	{
1529	UInt uiSample = piPCMSample[uiX];
1530
1531	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1532	}
1533	piPCMSample += uiWidth;
1534	}
1535	m_pcBinIf->resetBac();
1536	}
1537	}
1538
1539	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1540	{
1541	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1542	UInt uiCtx = 0;
1543	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1544	#if !H_MV_ENC_DEC_TRAC
1545	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1546	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1547	DTRACE_CABAC_T( "\tsymbol=" )
1548	DTRACE_CABAC_V( uiCbf )
1549	DTRACE_CABAC_T( "\tctx=" )
1550	DTRACE_CABAC_V( uiCtx )
1551	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1552	DTRACE_CABAC_V( uiAbsPartIdx )
1553	DTRACE_CABAC_T( "\n" )
1554	#else
1555	DTRACE_CU( "rqt_root_cbf", uiCbf )
1556	#endif
1557	}
1558
1559	Void TEncSbac::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth )
1560	{
1561	// this function is only used to estimate the bits when cbf is 0
1562	// and will never be called when writing the bistream. do not need to write log
1563	UInt uiCbf = 0;
1564	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1565	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1566	}
1567
1568	Void TEncSbac::codeQtRootCbfZero( TComDataCU* pcCU )
1569	{
1570	// this function is only used to estimate the bits when cbf is 0
1571	// and will never be called when writing the bistream. do not need to write log
1572	UInt uiCbf = 0;
1573	UInt uiCtx = 0;
1574	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1575	}
1576
1577	/** Encode (X,Y) position of the last significant coefficient
1578	* \param uiPosX X component of last coefficient
1579	* \param uiPosY Y component of last coefficient
1580	* \param width Block width
1581	* \param height Block height
1582	* \param eTType plane type / luminance or chrominance
1583	* \param uiScanIdx scan type (zig-zag, hor, ver)
1584	* This method encodes the X and Y component within a block of the last significant coefficient.
1585	*/
1586	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1587	{
1588	// swap
1589	if( uiScanIdx == SCAN_VER )
1590	{
1591	swap( uiPosX, uiPosY );
1592	}
1593
1594	UInt uiCtxLast;
1595	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1596	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1597	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1598	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1599
1600
1601	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
1602	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
1603	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
1604	shiftX= eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
1605	shiftY= eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
1606	// posX
1607	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1608	{
1609	m_pcBinIf->encodeBin( 1, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1610	}
1611	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1612	{
1613	m_pcBinIf->encodeBin( 0, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1614	}
1615
1616	// posY
1617	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1618	{
1619	m_pcBinIf->encodeBin( 1, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1620	}
1621	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1622	{
1623	m_pcBinIf->encodeBin( 0, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1624	}
1625	if ( uiGroupIdxX > 3 )
1626	{
1627	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1628	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1629	for (Int i = uiCount - 1 ; i >= 0; i-- )
1630	{
1631	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1632	}
1633	}
1634	if ( uiGroupIdxY > 3 )
1635	{
1636	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1637	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1638	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1639	{
1640	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1641	}
1642	}
1643	}
1644
1645	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1646	{
1647	#if !H_MV_ENC_DEC_TRAC
1648	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1649	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1650	DTRACE_CABAC_V( eTType )
1651	DTRACE_CABAC_T( "\twidth=" )
1652	DTRACE_CABAC_V( uiWidth )
1653	DTRACE_CABAC_T( "\theight=" )
1654	DTRACE_CABAC_V( uiHeight )
1655	DTRACE_CABAC_T( "\tdepth=" )
1656	DTRACE_CABAC_V( uiDepth )
1657	DTRACE_CABAC_T( "\tabspartidx=" )
1658	DTRACE_CABAC_V( uiAbsPartIdx )
1659	DTRACE_CABAC_T( "\ttoCU-X=" )
1660	DTRACE_CABAC_V( pcCU->getCUPelX() )
1661	DTRACE_CABAC_T( "\ttoCU-Y=" )
1662	DTRACE_CABAC_V( pcCU->getCUPelY() )
1663	DTRACE_CABAC_T( "\tCU-addr=" )
1664	DTRACE_CABAC_V( pcCU->getAddr() )
1665	DTRACE_CABAC_T( "\tinCU-X=" )
1666	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1667	DTRACE_CABAC_T( "\tinCU-Y=" )
1668	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1669	DTRACE_CABAC_T( "\tpredmode=" )
1670	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1671	DTRACE_CABAC_T( "\n" )
1672	#endif
1673	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1674	{
1675	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1676	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1677	}
1678
1679	UInt uiNumSig = 0;
1680
1681	// compute number of significant coefficients
1682	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1683
1684	if ( uiNumSig == 0 )
1685	return;
1686	if(pcCU->getSlice()->getPPS()->getUseTransformSkip())
1687	{
1688	codeTransformSkipFlags( pcCU,uiAbsPartIdx, uiWidth, uiHeight, eTType );
1689	}
1690	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1691
1692	//----- encode significance map -----
1693	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1694	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1695	const UInt *scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1696
1697	Bool beValid;
1698	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1699	{
1700	beValid = false;
1701	}
1702	else
1703	{
1704	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1705	}
1706
1707	// Find position of last coefficient
1708	Int scanPosLast = -1;
1709	Int posLast;
1710
1711	const UInt * scanCG;
1712	{
1713	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1714	if( uiLog2BlockSize == 3 )
1715	{
1716	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1717	}
1718	else if( uiLog2BlockSize == 5 )
1719	{
1720	scanCG = g_sigLastScanCG32x32;
1721	}
1722	}
1723	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1724	static const UInt uiShift = MLS_CG_SIZE >> 1;
1725	const UInt uiNumBlkSide = uiWidth >> uiShift;
1726
1727	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1728
1729	do
1730	{
1731	posLast = scan[ ++scanPosLast ];
1732
1733	// get L1 sig map
1734	UInt uiPosY = posLast >> uiLog2BlockSize;
1735	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1736	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1737	if( pcCoef[ posLast ] )
1738	{
1739	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1740	}
1741
1742	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1743	}
1744	while ( uiNumSig > 0 );
1745
1746	// Code position of last coefficient
1747	Int posLastY = posLast >> uiLog2BlockSize;
1748	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1749	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1750
1751	//===== code significance flag =====
1752	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1753	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1754
1755
1756	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1757	UInt c1 = 1;
1758	UInt uiGoRiceParam = 0;
1759	Int iScanPosSig = scanPosLast;
1760
1761	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1762	{
1763	Int numNonZero = 0;
1764	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1765	uiGoRiceParam = 0;
1766	Int absCoeff[16];
1767	UInt coeffSigns = 0;
1768
1769	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1770
1771	if( iScanPosSig == scanPosLast )
1772	{
1773	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1774	coeffSigns = ( pcCoef[ posLast ] < 0 );
1775	numNonZero = 1;
1776	lastNZPosInCG = iScanPosSig;
1777	firstNZPosInCG = iScanPosSig;
1778	iScanPosSig--;
1779	}
1780
1781	// encode significant_coeffgroup_flag
1782	Int iCGBlkPos = scanCG[ iSubSet ];
1783	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1784	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1785	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1786	{
1787	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1788	}
1789	else
1790	{
1791	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1792	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1793	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1794	}
1795
1796	// encode significant_coeff_flag
1797	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1798	{
1799	Int patternSigCtx = TComTrQuant::calcPatternSigCtx( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1800	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1801	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1802	{
1803	uiBlkPos = scan[ iScanPosSig ];
1804	uiPosY = uiBlkPos >> uiLog2BlockSize;
1805	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1806	uiSig = (pcCoef[ uiBlkPos ] != 0);
1807	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1808	{
1809	uiCtxSig = TComTrQuant::getSigCtxInc( patternSigCtx, uiScanIdx, uiPosX, uiPosY, uiLog2BlockSize, eTType );
1810	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1811	}
1812	if( uiSig )
1813	{
1814	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1815	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1816	numNonZero++;
1817	if( lastNZPosInCG == -1 )
1818	{
1819	lastNZPosInCG = iScanPosSig;
1820	}
1821	firstNZPosInCG = iScanPosSig;
1822	}
1823	}
1824	}
1825	else
1826	{
1827	iScanPosSig = iSubPos - 1;
1828	}
1829
1830	if( numNonZero > 0 )
1831	{
1832	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= SBH_THRESHOLD );
1833	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1834
1835	if( c1 == 0 )
1836	{
1837	uiCtxSet++;
1838	}
1839	c1 = 1;
1840	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1841
1842	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1843	Int firstC2FlagIdx = -1;
1844	for( Int idx = 0; idx < numC1Flag; idx++ )
1845	{
1846	UInt uiSymbol = absCoeff[ idx ] > 1;
1847	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
1848	if( uiSymbol )
1849	{
1850	c1 = 0;
1851
1852	if (firstC2FlagIdx == -1)
1853	{
1854	firstC2FlagIdx = idx;
1855	}
1856	}
1857	else if( (c1 < 3) && (c1 > 0) )
1858	{
1859	c1++;
1860	}
1861	}
1862
1863	if (c1 == 0)
1864	{
1865
1866	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1867	if ( firstC2FlagIdx != -1)
1868	{
1869	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
1870	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
1871	}
1872	}
1873
1874	if( beValid && signHidden )
1875	{
1876	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
1877	}
1878	else
1879	{
1880	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
1881	}
1882
1883	Int iFirstCoeff2 = 1;
1884	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1885	{
1886	for ( Int idx = 0; idx < numNonZero; idx++ )
1887	{
1888	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
1889
1890	if( absCoeff[ idx ] >= baseLevel)
1891	{
1892	xWriteCoefRemainExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
1893	if(absCoeff[idx] > 3*(1<<uiGoRiceParam))
1894	{
1895	uiGoRiceParam = min<UInt>(uiGoRiceParam+ 1, 4);
1896	}
1897	}
1898	if(absCoeff[ idx ] >= 2)
1899	{
1900	iFirstCoeff2 = 0;
1901	}
1902	}
1903	}
1904	}
1905	}
1906
1907	return;
1908	}
1909
1910	/** code SAO offset sign
1911	* \param code sign value
1912	*/
1913	Void TEncSbac::codeSAOSign( UInt code )
1914	{
1915	m_pcBinIf->encodeBinEP( code );
1916	}
1917
1918	Void TEncSbac::codeSaoMaxUvlc ( UInt code, UInt maxSymbol )
1919	{
1920	if (maxSymbol == 0)
1921	{
1922	return;
1923	}
1924
1925	Int i;
1926	Bool bCodeLast = ( maxSymbol > code );
1927
1928	if ( code == 0 )
1929	{
1930	m_pcBinIf->encodeBinEP( 0 );
1931	}
1932	else
1933	{
1934	m_pcBinIf->encodeBinEP( 1 );
1935	for ( i=0; i<code-1; i++ )
1936	{
1937	m_pcBinIf->encodeBinEP( 1 );
1938	}
1939	if( bCodeLast )
1940	{
1941	m_pcBinIf->encodeBinEP( 0 );
1942	}
1943	}
1944	}
1945
1946
1947	/** Code SAO EO class or BO band position
1948	* \param uiLength
1949	* \param uiCode
1950	*/
1951	Void TEncSbac::codeSaoUflc ( UInt uiLength, UInt uiCode )
1952	{
1953	m_pcBinIf->encodeBinsEP ( uiCode, uiLength );
1954	}
1955	/** Code SAO merge flags
1956	* \param uiCode
1957	* \param uiCompIdx
1958	*/
1959	Void TEncSbac::codeSaoMerge ( UInt uiCode )
1960	{
1961	if (uiCode == 0)
1962	{
1963	m_pcBinIf->encodeBin(0, m_cSaoMergeSCModel.get( 0, 0, 0 ));
1964	}
1965	else
1966	{
1967	m_pcBinIf->encodeBin(1, m_cSaoMergeSCModel.get( 0, 0, 0 ));
1968	}
1969	}
1970	/** Code SAO type index
1971	* \param uiCode
1972	*/
1973	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
1974	{
1975	if (uiCode == 0)
1976	{
1977	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1978	}
1979	else
1980	{
1981	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1982	m_pcBinIf->encodeBinEP( uiCode == 1 ? 0 : 1 );
1983	}
1984	}
1985	/*!
1986	****************************************************************************
1987	* \brief
1988	* estimate bit cost for CBP, significant map and significant coefficients
1989	****************************************************************************
1990	*/
1991	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
1992	{
1993	estCBFBit( pcEstBitsSbac );
1994
1995	estSignificantCoeffGroupMapBit( pcEstBitsSbac, eTType );
1996
1997	// encode significance map
1998	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
1999
2000	// encode significant coefficients
2001	estSignificantCoefficientsBit( pcEstBitsSbac, eTType );
2002	}
2003
2004	/*!
2005	****************************************************************************
2006	* \brief
2007	* estimate bit cost for each CBP bit
2008	****************************************************************************
2009	*/
2010	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac )
2011	{
2012	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
2013
2014	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
2015	{
2016	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2017	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2018	}
2019
2020	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
2021
2022	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
2023	{
2024	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2025	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2026	}
2027	}
2028
2029
2030	/*!
2031	****************************************************************************
2032	* \brief
2033	* estimate SAMBAC bit cost for significant coefficient group map
2034	****************************************************************************
2035	*/
2036	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2037	{
2038	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
2039
2040	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2041	{
2042	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2043	{
2044	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
2045	}
2046	}
2047	}
2048
2049
2050	/*!
2051	****************************************************************************
2052	* \brief
2053	* estimate SAMBAC bit cost for significant coefficient map
2054	****************************************************************************
2055	*/
2056	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2057	{
2058	Int firstCtx = 1, numCtx = 8;
2059	if (max(width, height) >= 16)
2060	{
2061	firstCtx = (eTType == TEXT_LUMA) ? 21 : 12;
2062	numCtx = (eTType == TEXT_LUMA) ? 6 : 3;
2063	}
2064	else if (width == 8)
2065	{
2066	firstCtx = 9;
2067	numCtx = (eTType == TEXT_LUMA) ? 12 : 3;
2068	}
2069
2070	if (eTType == TEXT_LUMA )
2071	{
2072	for( UInt bin = 0; bin < 2; bin++ )
2073	{
2074	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, 0 ).getEntropyBits( bin );
2075	}
2076
2077	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2078	{
2079	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2080	{
2081	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2082	}
2083	}
2084	}
2085	else
2086	{
2087	for( UInt bin = 0; bin < 2; bin++ )
2088	{
2089	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + 0 ).getEntropyBits( bin );
2090	}
2091	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2092	{
2093	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2094	{
2095	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2096	}
2097	}
2098	}
2099	Int iBitsX = 0, iBitsY = 0;
2100	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
2101
2102	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
2103	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
2104	shiftX = eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
2105	shiftY = eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
2106
2107	Int ctx;
2108	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2109	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2110	{
2111	Int ctxOffset = blkSizeOffsetX + (ctx >>shiftX);
2112	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2113	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2114	}
2115	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2116	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2117	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2118	{
2119	Int ctxOffset = blkSizeOffsetY + (ctx >>shiftY);
2120	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2121	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2122	}
2123	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2124	}
2125
2126	/*!
2127	****************************************************************************
2128	* \brief
2129	* estimate bit cost of significant coefficient
2130	****************************************************************************
2131	*/
2132	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2133	{
2134	if (eTType==TEXT_LUMA)
2135	{
2136	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2137	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2138
2139	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2140	{
2141	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2142	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2143	}
2144
2145	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2146	{
2147	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2148	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2149	}
2150	}
2151	else
2152	{
2153	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2154	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2155
2156	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; ctxIdx++)
2157	{
2158	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2159	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2160	}
2161
2162	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_CHROMA; ctxIdx++)
2163	{
2164	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2165	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2166	}
2167	}
2168	}
2169
2170	/**
2171	- Initialize our context information from the nominated source.
2172	.
2173	\param pSrc From where to copy context information.
2174	*/
2175	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2176	{
2177	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2178	}
2179
2180	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2181	{
2182	this->xCopyContextsFrom(pScr);
2183	}
2184
2185	Void TEncSbac::codeSAOOffsetParam(Int compIdx, SAOOffset& ctbParam, Bool sliceEnabled)
2186	{
2187	UInt uiSymbol;
2188	if(!sliceEnabled)
2189	{
2190	assert(ctbParam.modeIdc == SAO_MODE_OFF);
2191	return;
2192	}
2193
2194	//type
2195	if(compIdx == SAO_Y \|\| compIdx == SAO_Cb)
2196	{
2197	//sao_type_idx_luma or sao_type_idx_chroma
2198	if(ctbParam.modeIdc == SAO_MODE_OFF)
2199	{
2200	uiSymbol =0;
2201	}
2202	else if(ctbParam.typeIdc == SAO_TYPE_BO) //BO
2203	{
2204	uiSymbol = 1;
2205	}
2206	else
2207	{
2208	assert(ctbParam.typeIdc < SAO_TYPE_START_BO); //EO
2209	uiSymbol = 2;
2210	}
2211	codeSaoTypeIdx(uiSymbol);
2212	}
2213
2214	if(ctbParam.modeIdc == SAO_MODE_NEW)
2215	{
2216	Int numClasses = (ctbParam.typeIdc == SAO_TYPE_BO)?4:NUM_SAO_EO_CLASSES;
2217	Int offset[4];
2218	Int k=0;
2219	for(Int i=0; i< numClasses; i++)
2220	{
2221	if(ctbParam.typeIdc != SAO_TYPE_BO && i == SAO_CLASS_EO_PLAIN)
2222	{
2223	continue;
2224	}
2225	Int classIdx = (ctbParam.typeIdc == SAO_TYPE_BO)?( (ctbParam.typeAuxInfo+i)% NUM_SAO_BO_CLASSES ):i;
2226	offset[k] = ctbParam.offset[classIdx];
2227	k++;
2228	}
2229
2230	for(Int i=0; i< 4; i++)
2231	{
2232	codeSaoMaxUvlc((offset[i]<0)?(-offset[i]):(offset[i]), g_saoMaxOffsetQVal[compIdx] ); //sao_offset_abs
2233	}
2234
2235
2236	if(ctbParam.typeIdc == SAO_TYPE_BO)
2237	{
2238	for(Int i=0; i< 4; i++)
2239	{
2240	if(offset[i] != 0)
2241	{
2242	codeSAOSign((offset[i]< 0)?1:0);
2243	}
2244	}
2245
2246	codeSaoUflc(NUM_SAO_BO_CLASSES_LOG2, ctbParam.typeAuxInfo ); //sao_band_position
2247	}
2248	else //EO
2249	{
2250	if(compIdx == SAO_Y \|\| compIdx == SAO_Cb)
2251	{
2252	assert(ctbParam.typeIdc - SAO_TYPE_START_EO >=0);
2253	codeSaoUflc(NUM_SAO_EO_TYPES_LOG2, ctbParam.typeIdc - SAO_TYPE_START_EO ); //sao_eo_class_luma or sao_eo_class_chroma
2254	}
2255	}
2256
2257	}
2258	}
2259
2260
2261	Void TEncSbac::codeSAOBlkParam(SAOBlkParam& saoBlkParam
2262	, Bool* sliceEnabled
2263	, Bool leftMergeAvail
2264	, Bool aboveMergeAvail
2265	, Bool onlyEstMergeInfo // = false
2266	)
2267	{
2268
2269	Bool isLeftMerge = false;
2270	Bool isAboveMerge= false;
2271
2272	if(leftMergeAvail)
2273	{
2274	isLeftMerge = ((saoBlkParam[SAO_Y].modeIdc == SAO_MODE_MERGE) && (saoBlkParam[SAO_Y].typeIdc == SAO_MERGE_LEFT));
2275	codeSaoMerge( isLeftMerge?1:0 ); //sao_merge_left_flag
2276	}
2277
2278	if( aboveMergeAvail && !isLeftMerge)
2279	{
2280	isAboveMerge = ((saoBlkParam[SAO_Y].modeIdc == SAO_MODE_MERGE) && (saoBlkParam[SAO_Y].typeIdc == SAO_MERGE_ABOVE));
2281	codeSaoMerge( isAboveMerge?1:0 ); //sao_merge_left_flag
2282	}
2283
2284	if(onlyEstMergeInfo)
2285	{
2286	return; //only for RDO
2287	}
2288
2289	if(!isLeftMerge && !isAboveMerge) //not merge mode
2290	{
2291	for(Int compIdx=0; compIdx < NUM_SAO_COMPONENTS; compIdx++)
2292	{
2293	codeSAOOffsetParam(compIdx, saoBlkParam[compIdx], sliceEnabled[compIdx]);
2294	}
2295	}
2296	}
2297
2298	#if H_3D_INTER_SDC
2299	Void TEncSbac::codeDeltaDC( TComDataCU* pcCU, UInt absPartIdx )
2300	{
2301	if( !( pcCU->getSDCFlag( absPartIdx ) \|\| ( pcCU->isIntra( absPartIdx ) && getDimType( pcCU->getLumaIntraDir( absPartIdx ) ) < DIM_NUM_TYPE ) ) )
2302	{
2303	assert( 0 );
2304	}
2305
2306	UInt uiNumSegments = 0;
2307	UInt dimDeltaDC = 0;
2308
2309	if( pcCU->isIntra( absPartIdx ) )
2310	{
2311	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
2312	uiNumSegments = isDimMode( dir ) ? 2 : 1;
2313
2314	if( pcCU->getSDCFlag( absPartIdx ) )
2315	{
2316	if( uiNumSegments == 1 )
2317	{
2318	dimDeltaDC = pcCU->getSDCSegmentDCOffset( 0, absPartIdx ) ? 1 : 0;
2319	}
2320	else
2321	{
2322	dimDeltaDC = ( pcCU->getSDCSegmentDCOffset( 0, absPartIdx ) \|\| pcCU->getSDCSegmentDCOffset( 1, absPartIdx ) ) ? 1 : 0;
2323	}
2324	}
2325	else
2326	{
2327	dimDeltaDC = isDimDeltaDC( dir );
2328	}
2329	#if MTK_DELTA_DC_FLAG_ONE_CONTEXT_H0084_H0100_H0113
2330	m_pcBinIf->encodeBin( dimDeltaDC, m_cDdcFlagSCModel.get( 0, 0, 0 ) );
2331	#else
2332	m_pcBinIf->encodeBin( dimDeltaDC, m_cDdcFlagSCModel.get( 0, 0, uiNumSegments-1 ) );
2333	#endif
2334	}
2335	else //all-zero inter SDC is not allowed
2336	{
2337	uiNumSegments = 1;
2338	dimDeltaDC = 1;
2339	}
2340
2341	if( dimDeltaDC )
2342	{
2343	for( UInt segment = 0; segment < uiNumSegments; segment++ )
2344	{
2345	Pel deltaDC = 0;
2346
2347	if( pcCU->isIntra( absPartIdx ) )
2348	{
2349	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
2350	deltaDC = pcCU->getSDCFlag( absPartIdx ) ? pcCU->getSDCSegmentDCOffset( segment, absPartIdx ) : pcCU->getDimDeltaDC( getDimType( dir ), segment, absPartIdx );
2351	}
2352	else
2353	{
2354	deltaDC = pcCU->getSDCSegmentDCOffset( segment, absPartIdx );
2355	}
2356
2357	xCodeDimDeltaDC( deltaDC, uiNumSegments );
2358	}
2359	}
2360	}
2361
2362	Void TEncSbac::codeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2363	{
2364	UInt uiSymbol = pcCU->getSDCFlag( uiAbsPartIdx ) ? 1 : 0;
2365	UInt uiCtxSDCFlag = pcCU->getCtxSDCFlag( uiAbsPartIdx );
2366
2367	m_pcBinIf->encodeBin( uiSymbol, m_cSDCFlagSCModel.get( 0, 0, uiCtxSDCFlag ) );
2368	}
2369
2370	#endif
2371
2372	#if H_3D_DBBP
2373	Void TEncSbac::codeDBBPFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2374	{
2375	PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx );
2376	AOF( ePartSize == RWTH_DBBP_PACK_MODE );
2377	AOF( pcCU->getSlice()->getVPS()->getUseDBBP(pcCU->getSlice()->getLayerIdInVps()) );
2378	AOF( !pcCU->getSlice()->getIsDepth() );
2379
2380	UInt uiSymbol = pcCU->getDBBPFlag( uiAbsPartIdx ) ? 1 : 0;
2381	m_pcBinIf->encodeBin( uiSymbol, m_cDBBPFlagSCModel.get( 0, 0, 0 ) );
2382	}
2383	#endif
2384
2385	//! \}

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source: 3DVCSoftware/branches/HTM-10.2-dev3-LGE/source/Lib/TLibEncoder/TEncSbac.cpp @ 924

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