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TEncSbac.cpp @ 1159

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Last change on this file since 1159 was 1145, checked in by samsung-htm, 10 years ago
Integration of K0033: Depth intra skip (DIS) mode
Property svn:eol-style set to `native`
File size: 77.7 KB

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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 SEC_DEPTH_INTRA_SKIP_MODE_K0033
61	, m_cCUDISFlagSCModel ( 1, 1, NUM_DIS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
62	, m_cCUDISTypeSCModel ( 1, 1, NUM_DIS_TYPE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
63	#else
64	#if H_3D_SINGLE_DEPTH
65	, m_cCUSingleDepthFlagSCModel ( 1, 1, NUM_SINGLEDEPTH_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
66	, m_cSingleDepthValueSCModel ( 1, 1, NUM_SINGLE_DEPTH_VALUE_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
67	#endif
68	#endif
69	, m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
70	, m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
71	#if H_3D_ARP
72	, m_cCUPUARPWSCModel ( 1, 1, NUM_ARPW_CTX , m_contextModels + m_numContextModels, m_numContextModels)
73	#endif
74	#if H_3D_IC
75	, m_cCUICFlagSCModel ( 1, 1, NUM_IC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
76	#endif
77	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
78	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
79	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
80	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
81	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
82	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
83	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
84	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
85	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
86	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
87	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
90	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
91	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
92	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
94	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
95	, m_cSaoMergeSCModel ( 1, 1, NUM_SAO_MERGE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
96	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
97	, m_cTransformSkipSCModel ( 1, 2, NUM_TRANSFORMSKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
98	, m_CUTransquantBypassFlagSCModel( 1, 1, NUM_CU_TRANSQUANT_BYPASS_FLAG_CTX, m_contextModels + m_numContextModels, m_numContextModels)
99	#if H_3D_DIM
100	, m_cDepthIntraModeSCModel ( 1, 1, NUM_DEPTH_INTRA_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
101	, m_cDdcFlagSCModel ( 1, 1, NUM_DDC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
102	, m_cDdcDataSCModel ( 1, 1, NUM_DDC_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
103	, m_cAngleFlagSCModel ( 1, 1, NUM_ANGLE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
104	#if H_3D_DIM_SDC
105	, m_cSDCResidualFlagSCModel ( 1, 1, SDC_NUM_RESIDUAL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
106	, m_cSDCResidualSCModel ( 1, 1, SDC_NUM_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels)
107	#endif
108	#endif
109	#if H_3D_DIM_SDC
110	, m_cSDCFlagSCModel ( 1, 1, NUM_SDC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
111	#endif
112	#if H_3D_DBBP
113	, m_cDBBPFlagSCModel ( 1, 1, DBBP_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
114	#endif
115	{
116	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
117	}
118
119	TEncSbac::~TEncSbac()
120	{
121	}
122
123	// ====================================================================================================================
124	// Public member functions
125	// ====================================================================================================================
126
127	Void TEncSbac::resetEntropy ()
128	{
129	Int iQp = m_pcSlice->getSliceQp();
130	SliceType eSliceType = m_pcSlice->getSliceType();
131
132	Int encCABACTableIdx = m_pcSlice->getPPS()->getEncCABACTableIdx();
133	if (!m_pcSlice->isIntra() && (encCABACTableIdx==B_SLICE \|\| encCABACTableIdx==P_SLICE) && m_pcSlice->getPPS()->getCabacInitPresentFlag())
134	{
135	eSliceType = (SliceType) encCABACTableIdx;
136	}
137
138	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
139
140	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
141	#if SEC_DEPTH_INTRA_SKIP_MODE_K0033
142	m_cCUDISFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DIS_FLAG );
143	m_cCUDISTypeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DIS_TYPE );
144	#else
145	#if H_3D_SINGLE_DEPTH
146	m_cCUSingleDepthFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SINGLEDEPTH_FLAG );
147	m_cSingleDepthValueSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SINGLE_DEPTH_VALUE_DATA );
148	#endif
149	#endif
150	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
151	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
152	#if H_3D_ARP
153	m_cCUPUARPWSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
154	#endif
155	#if H_3D_IC
156	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
157	#endif
158	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
159	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
160	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
161	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
162	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
163	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
164	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
165	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
166	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
167	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
168	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
169	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
170	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
171	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
172	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
173	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
174	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
175	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
176	m_cSaoMergeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_FLAG );
177	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
178	m_cTransformSkipSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
179	m_CUTransquantBypassFlagSCModel.initBuffer( eSliceType, iQp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
180
181	#if H_3D_DIM
182	m_cDepthIntraModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DEPTH_INTRA_MODE );
183	m_cDdcFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_FLAG );
184	m_cDdcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_DATA );
185	m_cAngleFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ANGLE_FLAG );
186	#if H_3D_DIM_SDC
187	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
188	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
189	#endif
190	#endif
191	#if H_3D_DIM_SDC
192	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
193	#endif
194	#if H_3D_DBBP
195	m_cDBBPFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DBBP_FLAG );
196	#endif
197	// new structure
198	m_uiLastQp = iQp;
199
200	m_pcBinIf->start();
201
202	return;
203	}
204
205	/** The function does the following:
206	* If current slice type is P/B then it determines the distance of initialisation type 1 and 2 from the current CABAC states and
207	* stores the index of the closest table. This index is used for the next P/B slice when cabac_init_present_flag is true.
208	*/
209	Void TEncSbac::determineCabacInitIdx()
210	{
211	Int qp = m_pcSlice->getSliceQp();
212
213	if (!m_pcSlice->isIntra())
214	{
215	SliceType aSliceTypeChoices[] = {B_SLICE, P_SLICE};
216
217	UInt bestCost = MAX_UINT;
218	SliceType bestSliceType = aSliceTypeChoices[0];
219	for (UInt idx=0; idx<2; idx++)
220	{
221	UInt curCost = 0;
222	SliceType curSliceType = aSliceTypeChoices[idx];
223
224	curCost = m_cCUSplitFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SPLIT_FLAG );
225	curCost += m_cCUSkipFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SKIP_FLAG );
226	#if SEC_DEPTH_INTRA_SKIP_MODE_K0033
227	curCost += m_cCUDISFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DIS_FLAG );
228	curCost += m_cCUDISTypeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DIS_TYPE );
229	#else
230	#if H_3D_SINGLE_DEPTH
231	curCost += m_cCUSingleDepthFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SINGLEDEPTH_FLAG );
232	curCost += m_cSingleDepthValueSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SINGLE_DEPTH_VALUE_DATA );
233	#endif
234	#endif
235	curCost += m_cCUMergeFlagExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT);
236	curCost += m_cCUMergeIdxExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_IDX_EXT);
237	#if H_3D_ARP
238	curCost += m_cCUPUARPWSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ARPW );
239	#endif
240	#if H_3D_IC
241	curCost += m_cCUICFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_IC_FLAG );
242	#endif
243	#if H_3D_DIM_SDC
244	curCost += m_cSDCFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SDC_FLAG );
245	#endif
246	#if H_3D_DBBP
247	curCost += m_cDBBPFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DBBP_FLAG );
248	#endif
249	curCost += m_cCUPartSizeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PART_SIZE );
250	curCost += m_cCUPredModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PRED_MODE );
251	curCost += m_cCUIntraPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
252	curCost += m_cCUChromaPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
253	curCost += m_cCUInterDirSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTER_DIR );
254	curCost += m_cCUMvdSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVD );
255	curCost += m_cCURefPicSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_REF_PIC );
256	curCost += m_cCUDeltaQpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DQP );
257	curCost += m_cCUQtCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_CBF );
258	curCost += m_cCUQtRootCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
259	curCost += m_cCUSigCoeffGroupSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
260	curCost += m_cCUSigSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_FLAG );
261	curCost += m_cCuCtxLastX.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
262	curCost += m_cCuCtxLastY.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
263	curCost += m_cCUOneSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ONE_FLAG );
264	curCost += m_cCUAbsSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ABS_FLAG );
265	curCost += m_cMVPIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVP_IDX );
266	curCost += m_cCUTransSubdivFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
267	curCost += m_cSaoMergeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_FLAG );
268	curCost += m_cSaoTypeIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
269	curCost += m_cTransformSkipSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
270	curCost += m_CUTransquantBypassFlagSCModel.calcCost( curSliceType, qp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
271	#if H_3D_DIM
272	if( m_pcSlice->getIntraSdcWedgeFlag() \|\| m_pcSlice->getIntraContourFlag() )
273	{
274	curCost += m_cDepthIntraModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DEPTH_INTRA_MODE );
275	curCost += m_cDdcFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DDC_FLAG );
276	curCost += m_cDdcDataSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DDC_DATA );
277	curCost += m_cAngleFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ANGLE_FLAG );
278	}
279	#endif
280	if (curCost < bestCost)
281	{
282	bestSliceType = curSliceType;
283	bestCost = curCost;
284	}
285	}
286	m_pcSlice->getPPS()->setEncCABACTableIdx( bestSliceType );
287	}
288	else
289	{
290	m_pcSlice->getPPS()->setEncCABACTableIdx( I_SLICE );
291	}
292	}
293
294
295	/** The function does the followng: Write out terminate bit. Flush CABAC. Intialize CABAC states. Start CABAC.
296	*/
297	Void TEncSbac::updateContextTables( SliceType eSliceType, Int iQp, Bool bExecuteFinish )
298	{
299	m_pcBinIf->encodeBinTrm(1);
300	if (bExecuteFinish) m_pcBinIf->finish();
301	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
302
303	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
304	#if SEC_DEPTH_INTRA_SKIP_MODE_K0033
305	m_cCUDISFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DIS_FLAG );
306	m_cCUDISTypeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DIS_TYPE );
307	#else
308	#if H_3D_SINGLE_DEPTH
309	m_cCUSingleDepthFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SINGLEDEPTH_FLAG );
310	m_cSingleDepthValueSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SINGLE_DEPTH_VALUE_DATA );
311	#endif
312	#endif
313	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
314	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
315	#if H_3D_ARP
316	m_cCUPUARPWSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
317	#endif
318	#if H_3D_IC
319	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
320	#endif
321	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
322	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
323	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
324	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
325	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
326	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
327	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
328	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
329	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
330	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
331	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
332	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
333	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
334	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
335	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
336	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
337	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
338	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
339	m_cSaoMergeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_FLAG );
340	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
341	m_cTransformSkipSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
342	m_CUTransquantBypassFlagSCModel.initBuffer( eSliceType, iQp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
343	#if H_3D_DIM
344	m_cDepthIntraModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DEPTH_INTRA_MODE );
345	m_cDdcFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_FLAG );
346	m_cDdcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_DATA );
347	m_cAngleFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ANGLE_FLAG );
348	#if H_3D_DIM_SDC
349	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
350	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
351	#endif
352	#endif
353	#if H_3D_DIM_SDC
354	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
355	#endif
356	#if H_3D_DBBP
357	m_cDBBPFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DBBP_FLAG );
358	#endif
359	m_pcBinIf->start();
360	}
361
362	Void TEncSbac::codeVPS( TComVPS* pcVPS )
363	{
364	assert (0);
365	return;
366	}
367
368	Void TEncSbac::codeSPS( TComSPS* pcSPS )
369	{
370	assert (0);
371	return;
372	}
373
374	Void TEncSbac::codePPS( TComPPS* pcPPS )
375	{
376	assert (0);
377	return;
378	}
379
380	Void TEncSbac::codeSliceHeader( TComSlice* pcSlice )
381	{
382	assert (0);
383	return;
384	}
385
386	Void TEncSbac::codeTilesWPPEntryPoint( TComSlice* pSlice )
387	{
388	assert (0);
389	return;
390	}
391
392	Void TEncSbac::codeTerminatingBit( UInt uilsLast )
393	{
394	m_pcBinIf->encodeBinTrm( uilsLast );
395	}
396
397	Void TEncSbac::codeSliceFinish()
398	{
399	m_pcBinIf->finish();
400	}
401
402	Void TEncSbac::xWriteUnarySymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset )
403	{
404	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[0] );
405
406	if( 0 == uiSymbol)
407	{
408	return;
409	}
410
411	while( uiSymbol-- )
412	{
413	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ iOffset ] );
414	}
415
416	return;
417	}
418
419	Void TEncSbac::xWriteUnaryMaxSymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
420	{
421	if (uiMaxSymbol == 0)
422	{
423	return;
424	}
425
426	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ 0 ] );
427
428	if ( uiSymbol == 0 )
429	{
430	return;
431	}
432
433	Bool bCodeLast = ( uiMaxSymbol > uiSymbol );
434
435	while( --uiSymbol )
436	{
437	m_pcBinIf->encodeBin( 1, pcSCModel[ iOffset ] );
438	}
439	if( bCodeLast )
440	{
441	m_pcBinIf->encodeBin( 0, pcSCModel[ iOffset ] );
442	}
443
444	return;
445	}
446
447	Void TEncSbac::xWriteEpExGolomb( UInt uiSymbol, UInt uiCount )
448	{
449	UInt bins = 0;
450	Int numBins = 0;
451
452	while( uiSymbol >= (UInt)(1<<uiCount) )
453	{
454	bins = 2 * bins + 1;
455	numBins++;
456	uiSymbol -= 1 << uiCount;
457	uiCount ++;
458	}
459	bins = 2 * bins + 0;
460	numBins++;
461
462	bins = (bins << uiCount) \| uiSymbol;
463	numBins += uiCount;
464
465	assert( numBins <= 32 );
466	m_pcBinIf->encodeBinsEP( bins, numBins );
467	}
468
469	#if SEC_DEPTH_INTRA_SKIP_MODE_K0033
470	Void TEncSbac::codeDIS( TComDataCU* pcCU, UInt uiAbsPartIdx )
471	{
472	UInt uiSymbol = pcCU->getDISFlag(uiAbsPartIdx ) ? 1 : 0;
473	m_pcBinIf->encodeBin( uiSymbol, m_cCUDISFlagSCModel.get( 0, 0, 0 ) );
474	if(uiSymbol)
475	{
476	UInt uiUnaryIdx = (UInt) pcCU->getDISType(uiAbsPartIdx);
477	UInt uiNumCand = 4;
478
479	if ( uiNumCand > 1 )
480	{
481	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
482	{
483	const UInt uiSymbol2 = ui == uiUnaryIdx ? 0 : 1;
484	if ( ui == 0 )
485	{
486	m_pcBinIf->encodeBin( uiSymbol2, m_cCUDISTypeSCModel.get( 0, 0, 0 ) );
487	}
488	else
489	{
490	m_pcBinIf->encodeBinEP( uiSymbol2 );
491	}
492	if( uiSymbol2 == 0 )
493	{
494	break;
495	}
496	}
497	}
498	}
499	}
500	#else
501	#if H_3D_SINGLE_DEPTH
502	Void TEncSbac::codeSingleDepthMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
503	{
504	UInt uiSymbol = pcCU->getSingleDepthFlag(uiAbsPartIdx ) ? 1 : 0;
505	m_pcBinIf->encodeBin( uiSymbol, m_cCUSingleDepthFlagSCModel.get( 0, 0, 0 ) );
506	if(uiSymbol)
507	{
508	UInt uiUnaryIdx = (UInt) pcCU->getSingleDepthValue(uiAbsPartIdx);
509	UInt uiNumCand = SINGLE_DEPTH_MODE_CAND_LIST_SIZE;
510	if ( uiNumCand > 1 )
511	{
512	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
513	{
514	const UInt uiSymbol2 = ui == uiUnaryIdx ? 0 : 1;
515	if ( ui==0 )
516	{
517	m_pcBinIf->encodeBin( uiSymbol2, m_cSingleDepthValueSCModel.get( 0, 0, 0 ) );
518	}
519	else
520	{
521	m_pcBinIf->encodeBinEP( uiSymbol2 );
522	}
523	if( uiSymbol2 == 0 )
524	{
525	break;
526	}
527	}
528	}
529	}
530	}
531	#endif
532	#endif
533
534	/** Coding of coeff_abs_level_minus3
535	* \param uiSymbol value of coeff_abs_level_minus3
536	* \param ruiGoRiceParam reference to Rice parameter
537	* \returns Void
538	*/
539	Void TEncSbac::xWriteCoefRemainExGolomb ( UInt symbol, UInt &rParam )
540	{
541	Int codeNumber = (Int)symbol;
542	UInt length;
543	if (codeNumber < (COEF_REMAIN_BIN_REDUCTION << rParam))
544	{
545	length = codeNumber>>rParam;
546	m_pcBinIf->encodeBinsEP( (1<<(length+1))-2 , length+1);
547	m_pcBinIf->encodeBinsEP((codeNumber%(1<<rParam)),rParam);
548	}
549	else
550	{
551	length = rParam;
552	codeNumber = codeNumber - ( COEF_REMAIN_BIN_REDUCTION << rParam);
553	while (codeNumber >= (1<<length))
554	{
555	codeNumber -= (1<<(length++));
556	}
557	m_pcBinIf->encodeBinsEP((1<<(COEF_REMAIN_BIN_REDUCTION+length+1-rParam))-2,COEF_REMAIN_BIN_REDUCTION+length+1-rParam);
558	m_pcBinIf->encodeBinsEP(codeNumber,length);
559	}
560	}
561
562	#if H_3D_DIM
563	Void TEncSbac::xWriteExGolombLevel( UInt uiSymbol, ContextModel& rcSCModel )
564	{
565	if( uiSymbol )
566	{
567	m_pcBinIf->encodeBin( 1, rcSCModel );
568	UInt uiCount = 0;
569	Bool bNoExGo = ( uiSymbol < 3 );
570
571	while( --uiSymbol && ++uiCount < 3 )
572	{
573	m_pcBinIf->encodeBin( 1, rcSCModel );
574	}
575	if( bNoExGo )
576	{
577	m_pcBinIf->encodeBin( 0, rcSCModel );
578	}
579	else
580	{
581	xWriteEpExGolomb( uiSymbol, 0 );
582	}
583	}
584	else
585	{
586	m_pcBinIf->encodeBin( 0, rcSCModel );
587	}
588
589	return;
590	}
591
592	Void TEncSbac::xCodeDimDeltaDC( Pel valDeltaDC, UInt uiNumSeg )
593	{
594	xWriteExGolombLevel( UInt( abs( valDeltaDC ) - ( uiNumSeg > 1 ? 0 : 1 ) ), m_cDdcDataSCModel.get(0, 0, 0) );
595	if( valDeltaDC != 0 )
596	{
597	UInt uiSign = valDeltaDC > 0 ? 0 : 1;
598	m_pcBinIf->encodeBinEP( uiSign );
599	}
600	}
601
602	#if H_3D_DIM_DMM
603	Void TEncSbac::xCodeDmm1WedgeIdx( UInt uiTabIdx, Int iNumBit )
604	{
605	for ( Int i = 0; i < iNumBit; i++ )
606	{
607	m_pcBinIf->encodeBinEP( ( uiTabIdx >> i ) & 1 );
608	}
609	}
610
611	#endif
612	#endif
613
614
615	// SBAC RD
616	Void TEncSbac::load ( TEncSbac* pSrc)
617	{
618	this->xCopyFrom(pSrc);
619	}
620
621	Void TEncSbac::loadIntraDirModeLuma( TEncSbac* pSrc)
622	{
623	m_pcBinIf->copyState( pSrc->m_pcBinIf );
624
625	this->m_cCUIntraPredSCModel .copyFrom( &pSrc->m_cCUIntraPredSCModel );
626	}
627	#if H_3D_DIM
628	Void TEncSbac::loadIntraDepthMode( TEncSbac* pSrc)
629	{
630	m_pcBinIf->copyState( pSrc->m_pcBinIf );
631
632	this->m_cDepthIntraModeSCModel .copyFrom( &pSrc->m_cDepthIntraModeSCModel );
633	this->m_cDdcFlagSCModel .copyFrom( &pSrc->m_cDdcFlagSCModel );
634	this->m_cAngleFlagSCModel .copyFrom( &pSrc->m_cAngleFlagSCModel );
635	}
636	#endif
637
638	Void TEncSbac::store( TEncSbac* pDest)
639	{
640	pDest->xCopyFrom( this );
641	}
642
643
644	Void TEncSbac::xCopyFrom( TEncSbac* pSrc )
645	{
646	m_pcBinIf->copyState( pSrc->m_pcBinIf );
647
648	this->m_uiCoeffCost = pSrc->m_uiCoeffCost;
649	this->m_uiLastQp = pSrc->m_uiLastQp;
650
651	memcpy( m_contextModels, pSrc->m_contextModels, m_numContextModels * sizeof( ContextModel ) );
652	}
653
654	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
655	{
656	Int iSymbol = pcCU->getMVPIdx(eRefList, uiAbsPartIdx);
657	Int iNum = AMVP_MAX_NUM_CANDS;
658
659	xWriteUnaryMaxSymbol(iSymbol, m_cMVPIdxSCModel.get(0), 1, iNum-1);
660	#if H_MV_ENC_DEC_TRAC
661	#if ENC_DEC_TRACE
662	if ( eRefList == REF_PIC_LIST_0 )
663	{
664	DTRACE_PU("mvp_l0_flag", iSymbol)
665	}
666	else
667	{
668	DTRACE_PU("mvp_l1_flag", iSymbol)
669	}
670	#endif
671	#endif
672	}
673
674	Void TEncSbac::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
675	{
676	PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx );
677	#if H_3D_QTLPC
678	Bool bLimQtPredFlag = pcCU->getPic()->getSlice(0)->getQtPredFlag();
679	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
680	Bool bDepthMapDetect = (pcTexture != NULL);
681	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
682
683	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);
684
685	Bool depthDependent = false;
686	UInt uiTexturePart = eSize;
687
688	#if H_3D_FCO
689	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && bLimQtPredFlag && pcTexture->getReconMark())
690	#else
691	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && bLimQtPredFlag )
692	#endif
693	{
694	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
695	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
696	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
697	if(pcTextureCU->getDepth(uiCUIdx) == uiDepth )
698	{
699	depthDependent = true;
700	uiTexturePart = pcTextureCU->getPartitionSize( uiCUIdx );
701	}
702	if (pcTextureCU->getDepth(uiCUIdx) == uiDepth && pcTextureCU->getPartitionSize( uiCUIdx ) == SIZE_2Nx2N)
703	{
704	assert( eSize == SIZE_2Nx2N );
705	return;
706	}
707	}
708	#endif
709	if ( pcCU->isIntra( uiAbsPartIdx ) )
710	{
711	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
712	{
713	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
714	#if H_MV_ENC_DEC_TRAC
715	DTRACE_CU("part_mode", eSize == SIZE_2Nx2N? 1 : 0)
716	#endif
717	}
718	return;
719	}
720
721	#if H_MV_ENC_DEC_TRAC
722	DTRACE_CU("part_mode", eSize )
723	#endif
724	#if H_3D_QTLPC
725	if (depthDependent==false \|\| uiTexturePart == SIZE_NxN\|\| uiTexturePart == SIZE_2Nx2N)
726	{
727	#endif
728	switch(eSize)
729	{
730	case SIZE_2Nx2N:
731	{
732	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
733	break;
734	}
735	case SIZE_2NxN:
736	case SIZE_2NxnU:
737	case SIZE_2NxnD:
738	{
739	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
740	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
741	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
742	{
743	if (eSize == SIZE_2NxN)
744	{
745	m_pcBinIf->encodeBin(1, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
746	}
747	else
748	{
749	m_pcBinIf->encodeBin(0, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
750	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
751	}
752	}
753	break;
754	}
755	case SIZE_Nx2N:
756	case SIZE_nLx2N:
757	case SIZE_nRx2N:
758	{
759	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
760	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
761	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
762	{
763	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
764	}
765	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
766	{
767	if (eSize == SIZE_Nx2N)
768	{
769	m_pcBinIf->encodeBin(1, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
770	}
771	else
772	{
773	m_pcBinIf->encodeBin(0, m_cCUPartSizeSCModel.get( 0, 0, 3 ));
774	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
775	}
776	}
777	break;
778	}
779	case SIZE_NxN:
780	{
781	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
782	{
783	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
784	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
785	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
786	}
787	break;
788	}
789	default:
790	{
791	assert(0);
792	}
793	}
794	#if H_3D_QTLPC
795	}
796	else if(uiTexturePart == SIZE_2NxN \|\| uiTexturePart == SIZE_2NxnU \|\| uiTexturePart == SIZE_2NxnD)
797	{
798	//assert(eSize!=SIZE_NxN);
799	//assert(eSize!=SIZE_Nx2N);
800	//assert(eSize==SIZE_2Nx2N \|\| eSize==SIZE_2NxN \|\| eSize==SIZE_2NxnU \|\| eSize==SIZE_2NxnD);
801	switch(eSize)
802	{
803	case SIZE_2Nx2N:
804	{
805	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
806	break;
807	}
808	case SIZE_2NxN:
809	{
810	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
811	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
812	{
813	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
814	}
815	break;
816	}
817	case SIZE_2NxnU:
818	case SIZE_2NxnD:
819	{
820	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
821	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
822	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
823	break;
824	}
825	default:
826	{
827	assert(0);
828	}
829	}
830	}
831	else if(uiTexturePart == SIZE_Nx2N\|\| uiTexturePart==SIZE_nLx2N \|\| uiTexturePart==SIZE_nRx2N)
832	{
833	//assert(eSize!=SIZE_NxN);
834	//assert(eSize!=SIZE_2NxN);
835	//assert(eSize==SIZE_2Nx2N \|\|eSize==SIZE_Nx2N \|\| eSize==SIZE_nLx2N \|\| eSize==SIZE_nRx2N);
836	switch(eSize)
837	{
838	case SIZE_2Nx2N:
839	{
840	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
841	break;
842	}
843	case SIZE_Nx2N:
844	{
845	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
846	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
847	{
848	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
849	}
850	break;
851	}
852	case SIZE_nLx2N:
853	case SIZE_nRx2N:
854	{
855	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
856	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
857	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
858	break;
859	}
860	default:
861	{
862	assert(0);
863	}
864	}
865	}
866	else
867	{
868	printf("uiTexturePart=%d",uiTexturePart);
869	assert(0);
870	}
871	#endif
872	}
873
874	/** code prediction mode
875	* \param pcCU
876	* \param uiAbsPartIdx
877	* \returns Void
878	*/
879	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
880	{
881	#if H_3D_DIM_SDC
882	if ( pcCU->getSlice()->isIntra() )
883	{
884	assert( pcCU->isIntra(uiAbsPartIdx) );
885	return;
886	}
887	#endif
888
889	// get context function is here
890	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
891	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
892	#if H_MV_ENC_DEC_TRAC
893	DTRACE_CU("pred_mode_flag", iPredMode == MODE_INTER ? 0 : 1);
894	#endif
895	}
896
897	Void TEncSbac::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
898	{
899	UInt uiSymbol = pcCU->getCUTransquantBypass(uiAbsPartIdx);
900	m_pcBinIf->encodeBin( uiSymbol, m_CUTransquantBypassFlagSCModel.get( 0, 0, 0 ) );
901	#if H_MV_ENC_DEC_TRAC
902	DTRACE_CU("cu_transquant_bypass_flag", uiSymbol);
903	#endif
904	}
905
906	/** code skip flag
907	* \param pcCU
908	* \param uiAbsPartIdx
909	* \returns Void
910	*/
911	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
912	{
913	// get context function is here
914	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
915	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
916	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
917	#if !H_MV_ENC_DEC_TRAC
918	DTRACE_CABAC_VL( g_nSymbolCounter++ );
919	DTRACE_CABAC_T( "\tSkipFlag" );
920	DTRACE_CABAC_T( "\tuiCtxSkip: ");
921	DTRACE_CABAC_V( uiCtxSkip );
922	DTRACE_CABAC_T( "\tuiSymbol: ");
923	DTRACE_CABAC_V( uiSymbol );
924	DTRACE_CABAC_T( "\n");
925	#else
926	DTRACE_CU("cu_skip_flag", uiSymbol);
927	#endif
928	}
929
930	/** code merge flag
931	* \param pcCU
932	* \param uiAbsPartIdx
933	* \returns Void
934	*/
935	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
936	{
937	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
938	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
939
940	#if H_MV_ENC_DEC_TRAC
941	DTRACE_PU("merge_flag", uiSymbol);
942	#else
943	DTRACE_CABAC_VL( g_nSymbolCounter++ );
944	DTRACE_CABAC_T( "\tMergeFlag: " );
945	DTRACE_CABAC_V( uiSymbol );
946	DTRACE_CABAC_T( "\tAddress: " );
947	DTRACE_CABAC_V( pcCU->getAddr() );
948	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
949	DTRACE_CABAC_V( uiAbsPartIdx );
950	DTRACE_CABAC_T( "\n" );
951	#endif
952	}
953
954	/** code merge index
955	* \param pcCU
956	* \param uiAbsPartIdx
957	* \returns Void
958	*/
959	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
960	{
961	UInt uiUnaryIdx = pcCU->getMergeIndex( uiAbsPartIdx );
962	UInt uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
963	if ( uiNumCand > 1 )
964	{
965	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
966	{
967	const UInt uiSymbol = ui == uiUnaryIdx ? 0 : 1;
968	if ( ui==0 )
969	{
970	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
971	}
972	else
973	{
974	m_pcBinIf->encodeBinEP( uiSymbol );
975	}
976	if( uiSymbol == 0 )
977	{
978	break;
979	}
980	}
981	#if H_MV_ENC_DEC_TRAC
982	DTRACE_PU("merge_idx", uiUnaryIdx);
983	#endif
984	}
985	#if !H_MV_ENC_DEC_TRAC
986	DTRACE_CABAC_VL( g_nSymbolCounter++ );
987	DTRACE_CABAC_T( "\tparseMergeIndex()" );
988	DTRACE_CABAC_T( "\tuiMRGIdx= " );
989	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
990	DTRACE_CABAC_T( "\n" );
991	#endif
992	}
993
994	#if H_3D_ARP
995	Void TEncSbac::codeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx )
996	{
997	Int iW = (Int)pcCU->getARPW( uiAbsPartIdx );
998	Int iMaxW = pcCU->getSlice()->getARPStepNum() - 1;
999	assert( iMaxW > 0);
1000
1001	Int nOffset = pcCU->getCTXARPWFlag(uiAbsPartIdx);
1002	Int nBinNum = iW + ( iW != iMaxW );
1003	m_pcBinIf->encodeBin( iW ? 1 : 0 , m_cCUPUARPWSCModel.get( 0, 0, 0 + nOffset ) );
1004	if( nBinNum > 1 )
1005	{
1006	m_pcBinIf->encodeBin( ( iW == iMaxW ) ? 1 : 0, m_cCUPUARPWSCModel.get( 0, 0, 2 ) );
1007	}
1008	#if H_MV_ENC_DEC_TRAC
1009	DTRACE_CU("iv_res_pred_weight_idx", iW);
1010	#endif
1011	}
1012	#endif
1013
1014	#if H_3D_IC
1015	/** code Illumination Compensation flag
1016	* \param pcCU
1017	* \param uiAbsPartIdx
1018	* \returns Void
1019	*/
1020	Void TEncSbac::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
1021	{
1022	// get context function is here
1023	UInt uiSymbol = pcCU->getICFlag( uiAbsPartIdx ) ? 1 : 0;
1024	m_pcBinIf->encodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, 0 ) );
1025	#if !H_MV_ENC_DEC_TRAC
1026	DTRACE_CABAC_VL( g_nSymbolCounter++ );
1027	DTRACE_CABAC_T( "\tICFlag" );
1028	DTRACE_CABAC_T( "\tuiSymbol: ");
1029	DTRACE_CABAC_V( uiSymbol );
1030	DTRACE_CABAC_T( "\n");
1031	#else
1032	DTRACE_CU("ic_flag", uiSymbol );
1033	#endif
1034	}
1035	#endif
1036
1037
1038	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
1039	{
1040	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
1041	return;
1042
1043	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
1044	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
1045
1046	assert( uiCtx < 3 );
1047	#if H_3D_QTLPC
1048	Bool bCodeSplitFlag = true;
1049
1050
1051	Bool bLimQtPredFlag = pcCU->getPic()->getSlice(0)->getQtPredFlag();
1052	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
1053	Bool bDepthMapDetect = (pcTexture != NULL);
1054	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
1055
1056	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);
1057
1058	#if H_3D_FCO
1059	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && bLimQtPredFlag && pcTexture->getReconMark() )
1060	#else
1061	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && pcCU->getPic()->getReduceBitsFlag() && bLimQtPredFlag )
1062	#endif
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()->getIntraSdcWedgeFlag() \|\| pcCU->getSlice()->getIntraContourFlag() )
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	m_pcBinIf->encodeBin( isDimMode( dir ) ? 0 : 1, m_cAngleFlagSCModel.get( 0, 0, 0 ) );
1246	}
1247	if( isDimMode( dir ) )
1248	{
1249	UInt uiCodeIdx = 0;
1250
1251	switch( getDimType( dir ) )
1252	{
1253	case DMM1_IDX: uiCodeIdx = 0; break;
1254	case DMM4_IDX: uiCodeIdx = 1; break;
1255	default: break;
1256	}
1257	//mode coding
1258	if( pcCU->getSlice()->getIntraSdcWedgeFlag() && pcCU->getSlice()->getIntraContourFlag())
1259	{
1260	m_pcBinIf->encodeBin( uiCodeIdx == 0 ? 0 : 1, m_cDepthIntraModeSCModel.get( 0, 0, 0 ) );
1261	}
1262	}
1263	}
1264	#endif
1265
1266
1267	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1268	{
1269	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1270	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1271	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1272	if (pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N \|\| pcCU->getHeight(uiAbsPartIdx) != 8 )
1273	{
1274	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1275	}
1276	if (uiInterDir < 2)
1277	{
1278	m_pcBinIf->encodeBin( uiInterDir, *( pCtx + 4 ) );
1279	}
1280	#if H_MV_ENC_DEC_TRAC
1281	DTRACE_PU("inter_pred_idc", uiInterDir );
1282	#endif
1283
1284	return;
1285	}
1286
1287	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1288	{
1289	{
1290	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1291	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1292	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1293
1294	if( iRefFrame > 0 )
1295	{
1296	UInt uiRefNum = pcCU->getSlice()->getNumRefIdx( eRefList ) - 2;
1297	pCtx++;
1298	iRefFrame--;
1299	for( UInt ui = 0; ui < uiRefNum; ++ui )
1300	{
1301	const UInt uiSymbol = ui == iRefFrame ? 0 : 1;
1302	if( ui == 0 )
1303	{
1304	m_pcBinIf->encodeBin( uiSymbol, *pCtx );
1305	}
1306	else
1307	{
1308	m_pcBinIf->encodeBinEP( uiSymbol );
1309	}
1310	if( uiSymbol == 0 )
1311	{
1312	break;
1313	}
1314	}
1315	}
1316	#if H_MV_ENC_DEC_TRAC
1317	#if ENC_DEC_TRACE
1318	iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1319	if ( eRefList == REF_PIC_LIST_0 )
1320	{
1321	DTRACE_PU("ref_idx_l0", iRefFrame)
1322	}
1323	else
1324	{
1325	DTRACE_PU("ref_idx_l1", iRefFrame)
1326	}
1327	#endif
1328	#endif
1329	}
1330	return;
1331	}
1332
1333	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1334	{
1335	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1336	{
1337	return;
1338	}
1339
1340	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1341	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1342	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1343	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1344
1345	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1346	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1347
1348	const Bool bHorAbsGr0 = iHor != 0;
1349	const Bool bVerAbsGr0 = iVer != 0;
1350	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1351	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1352	pCtx++;
1353
1354	if( bHorAbsGr0 )
1355	{
1356	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1357	}
1358
1359	if( bVerAbsGr0 )
1360	{
1361	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1362	}
1363
1364	if( bHorAbsGr0 )
1365	{
1366	if( uiHorAbs > 1 )
1367	{
1368	xWriteEpExGolomb( uiHorAbs-2, 1 );
1369	}
1370
1371	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1372	}
1373
1374	if( bVerAbsGr0 )
1375	{
1376	if( uiVerAbs > 1 )
1377	{
1378	xWriteEpExGolomb( uiVerAbs-2, 1 );
1379	}
1380
1381	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1382	}
1383
1384	return;
1385	}
1386
1387	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1388	{
1389	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1390
1391	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1392	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1393
1394	UInt uiAbsDQp = (UInt)((iDQp > 0)? iDQp : (-iDQp));
1395	UInt TUValue = min((Int)uiAbsDQp, CU_DQP_TU_CMAX);
1396	xWriteUnaryMaxSymbol( TUValue, &m_cCUDeltaQpSCModel.get( 0, 0, 0 ), 1, CU_DQP_TU_CMAX);
1397	if( uiAbsDQp >= CU_DQP_TU_CMAX )
1398	{
1399	xWriteEpExGolomb( uiAbsDQp - CU_DQP_TU_CMAX, CU_DQP_EG_k );
1400	}
1401
1402	if ( uiAbsDQp > 0)
1403	{
1404	UInt uiSign = (iDQp > 0 ? 0 : 1);
1405	m_pcBinIf->encodeBinEP(uiSign);
1406	}
1407
1408	return;
1409	}
1410
1411	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1412	{
1413	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1414	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1415	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1416	#if !H_MV_ENC_DEC_TRAC
1417	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1418	DTRACE_CABAC_T( "\tparseQtCbf()" )
1419	DTRACE_CABAC_T( "\tsymbol=" )
1420	DTRACE_CABAC_V( uiCbf )
1421	DTRACE_CABAC_T( "\tctx=" )
1422	DTRACE_CABAC_V( uiCtx )
1423	DTRACE_CABAC_T( "\tetype=" )
1424	DTRACE_CABAC_V( eType )
1425	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1426	DTRACE_CABAC_V( uiAbsPartIdx )
1427	DTRACE_CABAC_T( "\n" )
1428	#endif
1429	}
1430
1431	void TEncSbac::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType )
1432	{
1433	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1434	{
1435	return;
1436	}
1437	if(width != 4 \|\| height != 4)
1438	{
1439	return;
1440	}
1441
1442	UInt useTransformSkip = pcCU->getTransformSkip( uiAbsPartIdx,eTType);
1443	m_pcBinIf->encodeBin( useTransformSkip, m_cTransformSkipSCModel.get( 0, eTType? TEXT_CHROMA: TEXT_LUMA, 0 ) );
1444	#if !H_MV_ENC_DEC_TRAC
1445	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1446	DTRACE_CABAC_T("\tparseTransformSkip()");
1447	DTRACE_CABAC_T( "\tsymbol=" )
1448	DTRACE_CABAC_V( useTransformSkip )
1449	DTRACE_CABAC_T( "\tAddr=" )
1450	DTRACE_CABAC_V( pcCU->getAddr() )
1451	DTRACE_CABAC_T( "\tetype=" )
1452	DTRACE_CABAC_V( eTType )
1453	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1454	DTRACE_CABAC_V( uiAbsPartIdx )
1455	DTRACE_CABAC_T( "\n" )
1456	#endif
1457	}
1458
1459	/** Code I_PCM information.
1460	* \param pcCU pointer to CU
1461	* \param uiAbsPartIdx CU index
1462	* \returns Void
1463	*/
1464	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1465	{
1466	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1467
1468	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1469
1470	m_pcBinIf->encodeBinTrm (uiIPCM);
1471	#if H_MV_ENC_DEC_TRAC
1472	DTRACE_CU("pcm_flag", uiIPCM)
1473	#endif
1474	if (writePCMSampleFlag)
1475	{
1476	m_pcBinIf->encodePCMAlignBits();
1477
1478	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1479	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1480	UInt uiChromaOffset = uiLumaOffset>>2;
1481	Pel* piPCMSample;
1482	UInt uiWidth;
1483	UInt uiHeight;
1484	UInt uiSampleBits;
1485	UInt uiX, uiY;
1486
1487	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1488	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1489	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1490	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1491
1492	for(uiY = 0; uiY < uiHeight; uiY++)
1493	{
1494	for(uiX = 0; uiX < uiWidth; uiX++)
1495	{
1496	UInt uiSample = piPCMSample[uiX];
1497
1498	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1499	}
1500	piPCMSample += uiWidth;
1501	}
1502
1503	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1504	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1505	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1506	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1507
1508	for(uiY = 0; uiY < uiHeight; uiY++)
1509	{
1510	for(uiX = 0; uiX < uiWidth; uiX++)
1511	{
1512	UInt uiSample = piPCMSample[uiX];
1513
1514	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1515	}
1516	piPCMSample += uiWidth;
1517	}
1518
1519	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
1520	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1521	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1522	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1523
1524	for(uiY = 0; uiY < uiHeight; uiY++)
1525	{
1526	for(uiX = 0; uiX < uiWidth; uiX++)
1527	{
1528	UInt uiSample = piPCMSample[uiX];
1529
1530	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1531	}
1532	piPCMSample += uiWidth;
1533	}
1534	m_pcBinIf->resetBac();
1535	}
1536	}
1537
1538	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1539	{
1540	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1541	UInt uiCtx = 0;
1542	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1543	#if !H_MV_ENC_DEC_TRAC
1544	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1545	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1546	DTRACE_CABAC_T( "\tsymbol=" )
1547	DTRACE_CABAC_V( uiCbf )
1548	DTRACE_CABAC_T( "\tctx=" )
1549	DTRACE_CABAC_V( uiCtx )
1550	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1551	DTRACE_CABAC_V( uiAbsPartIdx )
1552	DTRACE_CABAC_T( "\n" )
1553	#else
1554	DTRACE_CU( "rqt_root_cbf", uiCbf )
1555	#endif
1556	}
1557
1558	Void TEncSbac::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth )
1559	{
1560	// this function is only used to estimate the bits when cbf is 0
1561	// and will never be called when writing the bistream. do not need to write log
1562	UInt uiCbf = 0;
1563	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1564	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1565	}
1566
1567	Void TEncSbac::codeQtRootCbfZero( TComDataCU* pcCU )
1568	{
1569	// this function is only used to estimate the bits when cbf is 0
1570	// and will never be called when writing the bistream. do not need to write log
1571	UInt uiCbf = 0;
1572	UInt uiCtx = 0;
1573	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1574	}
1575
1576	/** Encode (X,Y) position of the last significant coefficient
1577	* \param uiPosX X component of last coefficient
1578	* \param uiPosY Y component of last coefficient
1579	* \param width Block width
1580	* \param height Block height
1581	* \param eTType plane type / luminance or chrominance
1582	* \param uiScanIdx scan type (zig-zag, hor, ver)
1583	* This method encodes the X and Y component within a block of the last significant coefficient.
1584	*/
1585	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1586	{
1587	// swap
1588	if( uiScanIdx == SCAN_VER )
1589	{
1590	swap( uiPosX, uiPosY );
1591	}
1592
1593	UInt uiCtxLast;
1594	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1595	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1596	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1597	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1598
1599
1600	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
1601	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
1602	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
1603	shiftX= eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
1604	shiftY= eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
1605	// posX
1606	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1607	{
1608	m_pcBinIf->encodeBin( 1, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1609	}
1610	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1611	{
1612	m_pcBinIf->encodeBin( 0, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1613	}
1614
1615	// posY
1616	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1617	{
1618	m_pcBinIf->encodeBin( 1, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1619	}
1620	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1621	{
1622	m_pcBinIf->encodeBin( 0, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1623	}
1624	if ( uiGroupIdxX > 3 )
1625	{
1626	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1627	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1628	for (Int i = uiCount - 1 ; i >= 0; i-- )
1629	{
1630	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1631	}
1632	}
1633	if ( uiGroupIdxY > 3 )
1634	{
1635	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1636	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1637	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1638	{
1639	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1640	}
1641	}
1642	}
1643
1644	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1645	{
1646	#if !H_MV_ENC_DEC_TRAC
1647	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1648	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1649	DTRACE_CABAC_V( eTType )
1650	DTRACE_CABAC_T( "\twidth=" )
1651	DTRACE_CABAC_V( uiWidth )
1652	DTRACE_CABAC_T( "\theight=" )
1653	DTRACE_CABAC_V( uiHeight )
1654	DTRACE_CABAC_T( "\tdepth=" )
1655	DTRACE_CABAC_V( uiDepth )
1656	DTRACE_CABAC_T( "\tabspartidx=" )
1657	DTRACE_CABAC_V( uiAbsPartIdx )
1658	DTRACE_CABAC_T( "\ttoCU-X=" )
1659	DTRACE_CABAC_V( pcCU->getCUPelX() )
1660	DTRACE_CABAC_T( "\ttoCU-Y=" )
1661	DTRACE_CABAC_V( pcCU->getCUPelY() )
1662	DTRACE_CABAC_T( "\tCU-addr=" )
1663	DTRACE_CABAC_V( pcCU->getAddr() )
1664	DTRACE_CABAC_T( "\tinCU-X=" )
1665	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1666	DTRACE_CABAC_T( "\tinCU-Y=" )
1667	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1668	DTRACE_CABAC_T( "\tpredmode=" )
1669	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1670	DTRACE_CABAC_T( "\n" )
1671	#endif
1672	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1673	{
1674	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1675	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1676	}
1677
1678	UInt uiNumSig = 0;
1679
1680	// compute number of significant coefficients
1681	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1682
1683	if ( uiNumSig == 0 )
1684	return;
1685	if(pcCU->getSlice()->getPPS()->getUseTransformSkip())
1686	{
1687	codeTransformSkipFlags( pcCU,uiAbsPartIdx, uiWidth, uiHeight, eTType );
1688	}
1689	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1690
1691	//----- encode significance map -----
1692	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1693	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1694	const UInt *scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1695
1696	Bool beValid;
1697	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1698	{
1699	beValid = false;
1700	}
1701	else
1702	{
1703	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1704	}
1705
1706	// Find position of last coefficient
1707	Int scanPosLast = -1;
1708	Int posLast;
1709
1710	const UInt * scanCG;
1711	{
1712	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1713	if( uiLog2BlockSize == 3 )
1714	{
1715	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1716	}
1717	else if( uiLog2BlockSize == 5 )
1718	{
1719	scanCG = g_sigLastScanCG32x32;
1720	}
1721	}
1722	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1723	static const UInt uiShift = MLS_CG_SIZE >> 1;
1724	const UInt uiNumBlkSide = uiWidth >> uiShift;
1725
1726	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1727
1728	do
1729	{
1730	posLast = scan[ ++scanPosLast ];
1731
1732	// get L1 sig map
1733	UInt uiPosY = posLast >> uiLog2BlockSize;
1734	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1735	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1736	if( pcCoef[ posLast ] )
1737	{
1738	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1739	}
1740
1741	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1742	}
1743	while ( uiNumSig > 0 );
1744
1745	// Code position of last coefficient
1746	Int posLastY = posLast >> uiLog2BlockSize;
1747	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1748	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1749
1750	//===== code significance flag =====
1751	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1752	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1753
1754
1755	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1756	UInt c1 = 1;
1757	UInt uiGoRiceParam = 0;
1758	Int iScanPosSig = scanPosLast;
1759
1760	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1761	{
1762	Int numNonZero = 0;
1763	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1764	uiGoRiceParam = 0;
1765	Int absCoeff[16];
1766	UInt coeffSigns = 0;
1767
1768	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1769
1770	if( iScanPosSig == scanPosLast )
1771	{
1772	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1773	coeffSigns = ( pcCoef[ posLast ] < 0 );
1774	numNonZero = 1;
1775	lastNZPosInCG = iScanPosSig;
1776	firstNZPosInCG = iScanPosSig;
1777	iScanPosSig--;
1778	}
1779
1780	// encode significant_coeffgroup_flag
1781	Int iCGBlkPos = scanCG[ iSubSet ];
1782	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1783	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1784	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1785	{
1786	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1787	}
1788	else
1789	{
1790	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1791	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1792	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1793	}
1794
1795	// encode significant_coeff_flag
1796	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1797	{
1798	Int patternSigCtx = TComTrQuant::calcPatternSigCtx( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1799	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1800	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1801	{
1802	uiBlkPos = scan[ iScanPosSig ];
1803	uiPosY = uiBlkPos >> uiLog2BlockSize;
1804	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1805	uiSig = (pcCoef[ uiBlkPos ] != 0);
1806	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1807	{
1808	uiCtxSig = TComTrQuant::getSigCtxInc( patternSigCtx, uiScanIdx, uiPosX, uiPosY, uiLog2BlockSize, eTType );
1809	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1810	}
1811	if( uiSig )
1812	{
1813	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1814	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1815	numNonZero++;
1816	if( lastNZPosInCG == -1 )
1817	{
1818	lastNZPosInCG = iScanPosSig;
1819	}
1820	firstNZPosInCG = iScanPosSig;
1821	}
1822	}
1823	}
1824	else
1825	{
1826	iScanPosSig = iSubPos - 1;
1827	}
1828
1829	if( numNonZero > 0 )
1830	{
1831	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= SBH_THRESHOLD );
1832	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1833
1834	if( c1 == 0 )
1835	{
1836	uiCtxSet++;
1837	}
1838	c1 = 1;
1839	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1840
1841	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1842	Int firstC2FlagIdx = -1;
1843	for( Int idx = 0; idx < numC1Flag; idx++ )
1844	{
1845	UInt uiSymbol = absCoeff[ idx ] > 1;
1846	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
1847	if( uiSymbol )
1848	{
1849	c1 = 0;
1850
1851	if (firstC2FlagIdx == -1)
1852	{
1853	firstC2FlagIdx = idx;
1854	}
1855	}
1856	else if( (c1 < 3) && (c1 > 0) )
1857	{
1858	c1++;
1859	}
1860	}
1861
1862	if (c1 == 0)
1863	{
1864
1865	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1866	if ( firstC2FlagIdx != -1)
1867	{
1868	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
1869	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
1870	}
1871	}
1872
1873	if( beValid && signHidden )
1874	{
1875	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
1876	}
1877	else
1878	{
1879	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
1880	}
1881
1882	Int iFirstCoeff2 = 1;
1883	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1884	{
1885	for ( Int idx = 0; idx < numNonZero; idx++ )
1886	{
1887	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
1888
1889	if( absCoeff[ idx ] >= baseLevel)
1890	{
1891	xWriteCoefRemainExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
1892	if(absCoeff[idx] > 3*(1<<uiGoRiceParam))
1893	{
1894	uiGoRiceParam = min<UInt>(uiGoRiceParam+ 1, 4);
1895	}
1896	}
1897	if(absCoeff[ idx ] >= 2)
1898	{
1899	iFirstCoeff2 = 0;
1900	}
1901	}
1902	}
1903	}
1904	}
1905
1906	return;
1907	}
1908
1909	/** code SAO offset sign
1910	* \param code sign value
1911	*/
1912	Void TEncSbac::codeSAOSign( UInt code )
1913	{
1914	m_pcBinIf->encodeBinEP( code );
1915	}
1916
1917	Void TEncSbac::codeSaoMaxUvlc ( UInt code, UInt maxSymbol )
1918	{
1919	if (maxSymbol == 0)
1920	{
1921	return;
1922	}
1923
1924	Int i;
1925	Bool bCodeLast = ( maxSymbol > code );
1926
1927	if ( code == 0 )
1928	{
1929	m_pcBinIf->encodeBinEP( 0 );
1930	}
1931	else
1932	{
1933	m_pcBinIf->encodeBinEP( 1 );
1934	for ( i=0; i<code-1; i++ )
1935	{
1936	m_pcBinIf->encodeBinEP( 1 );
1937	}
1938	if( bCodeLast )
1939	{
1940	m_pcBinIf->encodeBinEP( 0 );
1941	}
1942	}
1943	}
1944
1945
1946	/** Code SAO EO class or BO band position
1947	* \param uiLength
1948	* \param uiCode
1949	*/
1950	Void TEncSbac::codeSaoUflc ( UInt uiLength, UInt uiCode )
1951	{
1952	m_pcBinIf->encodeBinsEP ( uiCode, uiLength );
1953	}
1954	/** Code SAO merge flags
1955	* \param uiCode
1956	* \param uiCompIdx
1957	*/
1958	Void TEncSbac::codeSaoMerge ( UInt uiCode )
1959	{
1960	if (uiCode == 0)
1961	{
1962	m_pcBinIf->encodeBin(0, m_cSaoMergeSCModel.get( 0, 0, 0 ));
1963	}
1964	else
1965	{
1966	m_pcBinIf->encodeBin(1, m_cSaoMergeSCModel.get( 0, 0, 0 ));
1967	}
1968	}
1969	/** Code SAO type index
1970	* \param uiCode
1971	*/
1972	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
1973	{
1974	if (uiCode == 0)
1975	{
1976	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1977	}
1978	else
1979	{
1980	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1981	m_pcBinIf->encodeBinEP( uiCode == 1 ? 0 : 1 );
1982	}
1983	}
1984	/*!
1985	****************************************************************************
1986	* \brief
1987	* estimate bit cost for CBP, significant map and significant coefficients
1988	****************************************************************************
1989	*/
1990	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
1991	{
1992	estCBFBit( pcEstBitsSbac );
1993
1994	estSignificantCoeffGroupMapBit( pcEstBitsSbac, eTType );
1995
1996	// encode significance map
1997	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
1998
1999	// encode significant coefficients
2000	estSignificantCoefficientsBit( pcEstBitsSbac, eTType );
2001	}
2002
2003	/*!
2004	****************************************************************************
2005	* \brief
2006	* estimate bit cost for each CBP bit
2007	****************************************************************************
2008	*/
2009	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac )
2010	{
2011	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
2012
2013	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
2014	{
2015	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2016	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2017	}
2018
2019	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
2020
2021	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
2022	{
2023	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2024	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2025	}
2026	}
2027
2028
2029	/*!
2030	****************************************************************************
2031	* \brief
2032	* estimate SAMBAC bit cost for significant coefficient group map
2033	****************************************************************************
2034	*/
2035	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2036	{
2037	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
2038
2039	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2040	{
2041	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2042	{
2043	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
2044	}
2045	}
2046	}
2047
2048
2049	/*!
2050	****************************************************************************
2051	* \brief
2052	* estimate SAMBAC bit cost for significant coefficient map
2053	****************************************************************************
2054	*/
2055	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2056	{
2057	Int firstCtx = 1, numCtx = 8;
2058	if (max(width, height) >= 16)
2059	{
2060	firstCtx = (eTType == TEXT_LUMA) ? 21 : 12;
2061	numCtx = (eTType == TEXT_LUMA) ? 6 : 3;
2062	}
2063	else if (width == 8)
2064	{
2065	firstCtx = 9;
2066	numCtx = (eTType == TEXT_LUMA) ? 12 : 3;
2067	}
2068
2069	if (eTType == TEXT_LUMA )
2070	{
2071	for( UInt bin = 0; bin < 2; bin++ )
2072	{
2073	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, 0 ).getEntropyBits( bin );
2074	}
2075
2076	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2077	{
2078	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2079	{
2080	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2081	}
2082	}
2083	}
2084	else
2085	{
2086	for( UInt bin = 0; bin < 2; bin++ )
2087	{
2088	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + 0 ).getEntropyBits( bin );
2089	}
2090	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2091	{
2092	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2093	{
2094	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2095	}
2096	}
2097	}
2098	Int iBitsX = 0, iBitsY = 0;
2099	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
2100
2101	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
2102	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
2103	shiftX = eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
2104	shiftY = eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
2105
2106	Int ctx;
2107	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2108	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2109	{
2110	Int ctxOffset = blkSizeOffsetX + (ctx >>shiftX);
2111	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2112	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2113	}
2114	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2115	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2116	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2117	{
2118	Int ctxOffset = blkSizeOffsetY + (ctx >>shiftY);
2119	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2120	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2121	}
2122	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2123	}
2124
2125	/*!
2126	****************************************************************************
2127	* \brief
2128	* estimate bit cost of significant coefficient
2129	****************************************************************************
2130	*/
2131	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2132	{
2133	if (eTType==TEXT_LUMA)
2134	{
2135	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2136	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2137
2138	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2139	{
2140	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2141	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2142	}
2143
2144	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2145	{
2146	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2147	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2148	}
2149	}
2150	else
2151	{
2152	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2153	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2154
2155	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; ctxIdx++)
2156	{
2157	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2158	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2159	}
2160
2161	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_CHROMA; ctxIdx++)
2162	{
2163	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2164	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2165	}
2166	}
2167	}
2168
2169	/**
2170	- Initialize our context information from the nominated source.
2171	.
2172	\param pSrc From where to copy context information.
2173	*/
2174	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2175	{
2176	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2177	}
2178
2179	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2180	{
2181	this->xCopyContextsFrom(pScr);
2182	}
2183
2184	Void TEncSbac::codeSAOOffsetParam(Int compIdx, SAOOffset& ctbParam, Bool sliceEnabled)
2185	{
2186	UInt uiSymbol;
2187	if(!sliceEnabled)
2188	{
2189	assert(ctbParam.modeIdc == SAO_MODE_OFF);
2190	return;
2191	}
2192
2193	//type
2194	if(compIdx == SAO_Y \|\| compIdx == SAO_Cb)
2195	{
2196	//sao_type_idx_luma or sao_type_idx_chroma
2197	if(ctbParam.modeIdc == SAO_MODE_OFF)
2198	{
2199	uiSymbol =0;
2200	}
2201	else if(ctbParam.typeIdc == SAO_TYPE_BO) //BO
2202	{
2203	uiSymbol = 1;
2204	}
2205	else
2206	{
2207	assert(ctbParam.typeIdc < SAO_TYPE_START_BO); //EO
2208	uiSymbol = 2;
2209	}
2210	codeSaoTypeIdx(uiSymbol);
2211	}
2212
2213	if(ctbParam.modeIdc == SAO_MODE_NEW)
2214	{
2215	Int numClasses = (ctbParam.typeIdc == SAO_TYPE_BO)?4:NUM_SAO_EO_CLASSES;
2216	Int offset[4];
2217	Int k=0;
2218	for(Int i=0; i< numClasses; i++)
2219	{
2220	if(ctbParam.typeIdc != SAO_TYPE_BO && i == SAO_CLASS_EO_PLAIN)
2221	{
2222	continue;
2223	}
2224	Int classIdx = (ctbParam.typeIdc == SAO_TYPE_BO)?( (ctbParam.typeAuxInfo+i)% NUM_SAO_BO_CLASSES ):i;
2225	offset[k] = ctbParam.offset[classIdx];
2226	k++;
2227	}
2228
2229	for(Int i=0; i< 4; i++)
2230	{
2231	codeSaoMaxUvlc((offset[i]<0)?(-offset[i]):(offset[i]), g_saoMaxOffsetQVal[compIdx] ); //sao_offset_abs
2232	}
2233
2234
2235	if(ctbParam.typeIdc == SAO_TYPE_BO)
2236	{
2237	for(Int i=0; i< 4; i++)
2238	{
2239	if(offset[i] != 0)
2240	{
2241	codeSAOSign((offset[i]< 0)?1:0);
2242	}
2243	}
2244
2245	codeSaoUflc(NUM_SAO_BO_CLASSES_LOG2, ctbParam.typeAuxInfo ); //sao_band_position
2246	}
2247	else //EO
2248	{
2249	if(compIdx == SAO_Y \|\| compIdx == SAO_Cb)
2250	{
2251	assert(ctbParam.typeIdc - SAO_TYPE_START_EO >=0);
2252	codeSaoUflc(NUM_SAO_EO_TYPES_LOG2, ctbParam.typeIdc - SAO_TYPE_START_EO ); //sao_eo_class_luma or sao_eo_class_chroma
2253	}
2254	}
2255
2256	}
2257	}
2258
2259
2260	Void TEncSbac::codeSAOBlkParam(SAOBlkParam& saoBlkParam
2261	, Bool* sliceEnabled
2262	, Bool leftMergeAvail
2263	, Bool aboveMergeAvail
2264	, Bool onlyEstMergeInfo // = false
2265	)
2266	{
2267
2268	Bool isLeftMerge = false;
2269	Bool isAboveMerge= false;
2270
2271	if(leftMergeAvail)
2272	{
2273	isLeftMerge = ((saoBlkParam[SAO_Y].modeIdc == SAO_MODE_MERGE) && (saoBlkParam[SAO_Y].typeIdc == SAO_MERGE_LEFT));
2274	codeSaoMerge( isLeftMerge?1:0 ); //sao_merge_left_flag
2275	}
2276
2277	if( aboveMergeAvail && !isLeftMerge)
2278	{
2279	isAboveMerge = ((saoBlkParam[SAO_Y].modeIdc == SAO_MODE_MERGE) && (saoBlkParam[SAO_Y].typeIdc == SAO_MERGE_ABOVE));
2280	codeSaoMerge( isAboveMerge?1:0 ); //sao_merge_left_flag
2281	}
2282
2283	if(onlyEstMergeInfo)
2284	{
2285	return; //only for RDO
2286	}
2287
2288	if(!isLeftMerge && !isAboveMerge) //not merge mode
2289	{
2290	for(Int compIdx=0; compIdx < NUM_SAO_COMPONENTS; compIdx++)
2291	{
2292	codeSAOOffsetParam(compIdx, saoBlkParam[compIdx], sliceEnabled[compIdx]);
2293	}
2294	}
2295	}
2296
2297	#if H_3D_INTER_SDC
2298	Void TEncSbac::codeDeltaDC( TComDataCU* pcCU, UInt absPartIdx )
2299	{
2300	if( !( pcCU->getSDCFlag( absPartIdx ) \|\| ( pcCU->isIntra( absPartIdx ) && getDimType( pcCU->getLumaIntraDir( absPartIdx ) ) < DIM_NUM_TYPE ) ) )
2301	{
2302	assert( 0 );
2303	}
2304
2305	UInt uiNumSegments = isDimMode( pcCU->getLumaIntraDir( absPartIdx ) ) ? 2 : 1;
2306	UInt dimDeltaDC = 1;
2307
2308	if( pcCU->isIntra( absPartIdx ) && pcCU->getSDCFlag( absPartIdx ))
2309	{
2310	if( uiNumSegments == 1 )
2311	{
2312	dimDeltaDC = pcCU->getSDCSegmentDCOffset( 0, absPartIdx ) ? 1 : 0;
2313	}
2314	else
2315	{
2316	dimDeltaDC = ( pcCU->getSDCSegmentDCOffset( 0, absPartIdx ) \|\| pcCU->getSDCSegmentDCOffset( 1, absPartIdx ) ) ? 1 : 0;
2317	}
2318	m_pcBinIf->encodeBin( dimDeltaDC, m_cDdcFlagSCModel.get( 0, 0, 0 ) );
2319	}
2320
2321	if( dimDeltaDC )
2322	{
2323	for( UInt segment = 0; segment < uiNumSegments; segment++ )
2324	{
2325	Pel deltaDC = 0;
2326
2327	if( pcCU->isIntra( absPartIdx ) )
2328	{
2329	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
2330	deltaDC = pcCU->getSDCFlag( absPartIdx ) ? pcCU->getSDCSegmentDCOffset( segment, absPartIdx ) : pcCU->getDimDeltaDC( getDimType( dir ), segment, absPartIdx );
2331	}
2332	else
2333	{
2334	deltaDC = pcCU->getSDCSegmentDCOffset( segment, absPartIdx );
2335	}
2336
2337	xCodeDimDeltaDC( deltaDC, uiNumSegments );
2338	}
2339	}
2340	}
2341
2342	Void TEncSbac::codeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2343	{
2344	UInt uiSymbol = pcCU->getSDCFlag( uiAbsPartIdx ) ? 1 : 0;
2345	UInt uiCtxSDCFlag = pcCU->getCtxSDCFlag( uiAbsPartIdx );
2346
2347	m_pcBinIf->encodeBin( uiSymbol, m_cSDCFlagSCModel.get( 0, 0, uiCtxSDCFlag ) );
2348	}
2349
2350	#endif
2351
2352	#if H_3D_DBBP
2353	Void TEncSbac::codeDBBPFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2354	{
2355	PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx );
2356	AOF( ePartSize == SIZE_2NxN \|\| ePartSize == SIZE_Nx2N );
2357	AOF( pcCU->getSlice()->getDepthBasedBlkPartFlag() );
2358	AOF( !pcCU->getSlice()->getIsDepth() );
2359
2360	UInt uiSymbol = pcCU->getDBBPFlag( uiAbsPartIdx ) ? 1 : 0;
2361	m_pcBinIf->encodeBin( uiSymbol, m_cDBBPFlagSCModel.get( 0, 0, 0 ) );
2362	}
2363	#endif
2364
2365	//! \}

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source: 3DVCSoftware/branches/HTM-13.1-dev1-Samsung2/source/Lib/TLibEncoder/TEncSbac.cpp @ 1159

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