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source: 3DVCSoftware/branches/HTM-DEV-0.3-dev2/source/Lib/TLibEncoder/TEncSbac.cpp @ 531

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Last change on this file since 531 was 531, checked in by tech, 11 years ago
Merged HTM-DEV-0.3-dev1 Rev. 520.
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1	/* The copyright in this software is being made available under the BSD
2	* License, included below. This software may be subject to other third party
3	* and contributor rights, including patent rights, and no such rights are
4	* granted under this license.
5	*
6	* Copyright (c) 2010-2013, ITU/ISO/IEC
7	* All rights reserved.
8	*
9	* Redistribution and use in source and binary forms, with or without
10	* modification, are permitted provided that the following conditions are met:
11	*
12	* * Redistributions of source code must retain the above copyright notice,
13	* this list of conditions and the following disclaimer.
14	* * Redistributions in binary form must reproduce the above copyright notice,
15	* this list of conditions and the following disclaimer in the documentation
16	* and/or other materials provided with the distribution.
17	* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18	* be used to endorse or promote products derived from this software without
19	* specific prior written permission.
20	*
21	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25	* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31	* THE POSSIBILITY OF SUCH DAMAGE.
32	*/
33
34	/** \file TEncSbac.cpp
35	\brief SBAC encoder class
36	*/
37
38	#include "TEncTop.h"
39	#include "TEncSbac.h"
40
41	#include <map>
42	#include <algorithm>
43
44	//! \ingroup TLibEncoder
45	//! \{
46
47	// ====================================================================================================================
48	// Constructor / destructor / create / destroy
49	// ====================================================================================================================
50
51	TEncSbac::TEncSbac()
52	// new structure here
53	: m_pcBitIf ( NULL )
54	, m_pcSlice ( NULL )
55	, m_pcBinIf ( NULL )
56	, m_uiCoeffCost ( 0 )
57	, m_numContextModels ( 0 )
58	, m_cCUSplitFlagSCModel ( 1, 1, NUM_SPLIT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels )
59	, m_cCUSkipFlagSCModel ( 1, 1, NUM_SKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
60	, m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
61	, m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
62	#if H_3D_ARP
63	, m_cCUPUARPWSCModel ( 1, 1, NUM_ARPW_CTX , m_contextModels + m_numContextModels, m_numContextModels)
64	#endif
65	#if H_3D_IC
66	, m_cCUICFlagSCModel ( 1, 1, NUM_IC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
67	#endif
68	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
69	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
70	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
71	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
72	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
73	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
74	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
75	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
76	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
77	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
78	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
79	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
80	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
81	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
82	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
83	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
84	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
85	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
86	, m_cCUAMPSCModel ( 1, 1, NUM_CU_AMP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
87	, m_cSaoMergeSCModel ( 1, 1, NUM_SAO_MERGE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	, m_cTransformSkipSCModel ( 1, 2, NUM_TRANSFORMSKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
90	, m_CUTransquantBypassFlagSCModel( 1, 1, NUM_CU_TRANSQUANT_BYPASS_FLAG_CTX, m_contextModels + m_numContextModels, m_numContextModels)
91	#if H_3D_DIM
92	, m_cDepthIntraModeSCModel ( 1, 1, NUM_DEPTH_INTRA_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_cDdcFlagSCModel ( 1, 1, NUM_DDC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
94	, m_cDdcDataSCModel ( 1, 1, NUM_DDC_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
95	#if H_3D_DIM_DMM
96	, m_cDmm1DataSCModel ( 1, 1, NUM_DMM1_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
97	, m_cDmm2DataSCModel ( 1, 1, NUM_DMM2_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
98	, m_cDmm3DataSCModel ( 1, 1, NUM_DMM3_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
99	#endif
100	#if H_3D_DIM_RBC
101	, m_cRbcDataSCModel ( 1, 1, NUM_RBC_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
102	#endif
103	#if H_3D_DIM_SDC
104	, m_cSDCResidualFlagSCModel ( 1, 1, SDC_NUM_RESIDUAL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
105	, m_cSDCResidualSCModel ( 1, 1, SDC_NUM_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels)
106	#endif
107	#endif
108	{
109	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
110	}
111
112	TEncSbac::~TEncSbac()
113	{
114	}
115
116	// ====================================================================================================================
117	// Public member functions
118	// ====================================================================================================================
119
120	Void TEncSbac::resetEntropy ()
121	{
122	Int iQp = m_pcSlice->getSliceQp();
123	SliceType eSliceType = m_pcSlice->getSliceType();
124
125	Int encCABACTableIdx = m_pcSlice->getPPS()->getEncCABACTableIdx();
126	if (!m_pcSlice->isIntra() && (encCABACTableIdx==B_SLICE \|\| encCABACTableIdx==P_SLICE) && m_pcSlice->getPPS()->getCabacInitPresentFlag())
127	{
128	eSliceType = (SliceType) encCABACTableIdx;
129	}
130
131	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
132
133	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
134	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
135	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
136	#if H_3D_ARP
137	m_cCUPUARPWSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
138	#endif
139	#if H_3D_IC
140	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
141	#endif
142	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
143	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
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	#if H_3D_DIM_DMM
171	m_cDmm1DataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM1_DATA );
172	m_cDmm2DataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM2_DATA );
173	m_cDmm3DataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM3_DATA );
174	#endif
175	#if H_3D_DIM_RBC
176	m_cRbcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RBC_DATA );
177	#endif
178	#if H_3D_DIM_SDC
179	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
180	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
181	#endif
182	#endif
183	// new structure
184	m_uiLastQp = iQp;
185
186	m_pcBinIf->start();
187
188	return;
189	}
190
191	/** The function does the following:
192	* If current slice type is P/B then it determines the distance of initialisation type 1 and 2 from the current CABAC states and
193	* stores the index of the closest table. This index is used for the next P/B slice when cabac_init_present_flag is true.
194	*/
195	Void TEncSbac::determineCabacInitIdx()
196	{
197	Int qp = m_pcSlice->getSliceQp();
198
199	if (!m_pcSlice->isIntra())
200	{
201	SliceType aSliceTypeChoices[] = {B_SLICE, P_SLICE};
202
203	UInt bestCost = MAX_UINT;
204	SliceType bestSliceType = aSliceTypeChoices[0];
205	for (UInt idx=0; idx<2; idx++)
206	{
207	UInt curCost = 0;
208	SliceType curSliceType = aSliceTypeChoices[idx];
209
210	curCost = m_cCUSplitFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SPLIT_FLAG );
211	curCost += m_cCUSkipFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SKIP_FLAG );
212	curCost += m_cCUMergeFlagExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT);
213	curCost += m_cCUMergeIdxExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_IDX_EXT);
214	#if H_3D_ARP
215	curCost += m_cCUPUARPWSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ARPW );
216	#endif
217	#if H_3D_IC
218	curCost += m_cCUICFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_IC_FLAG );
219	#endif
220	curCost += m_cCUPartSizeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PART_SIZE );
221	curCost += m_cCUAMPSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CU_AMP_POS );
222	curCost += m_cCUPredModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PRED_MODE );
223	curCost += m_cCUIntraPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
224	curCost += m_cCUChromaPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
225	curCost += m_cCUInterDirSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTER_DIR );
226	curCost += m_cCUMvdSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVD );
227	curCost += m_cCURefPicSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_REF_PIC );
228	curCost += m_cCUDeltaQpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DQP );
229	curCost += m_cCUQtCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_CBF );
230	curCost += m_cCUQtRootCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
231	curCost += m_cCUSigCoeffGroupSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
232	curCost += m_cCUSigSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_FLAG );
233	curCost += m_cCuCtxLastX.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
234	curCost += m_cCuCtxLastY.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
235	curCost += m_cCUOneSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ONE_FLAG );
236	curCost += m_cCUAbsSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ABS_FLAG );
237	curCost += m_cMVPIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVP_IDX );
238	curCost += m_cCUTransSubdivFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
239	curCost += m_cSaoMergeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_FLAG );
240	curCost += m_cSaoTypeIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
241	curCost += m_cTransformSkipSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
242	curCost += m_CUTransquantBypassFlagSCModel.calcCost( curSliceType, qp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
243	#if H_3D_DIM
244	if( m_pcSlice->getVpsDepthModesFlag() )
245	{
246	curCost += m_cDepthIntraModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DEPTH_INTRA_MODE );
247	curCost += m_cDdcFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DDC_FLAG );
248	curCost += m_cDdcDataSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DDC_DATA );
249	#if H_3D_DIM_DMM
250	curCost += m_cDmm1DataSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DMM1_DATA );
251	curCost += m_cDmm2DataSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DMM2_DATA );
252	curCost += m_cDmm3DataSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DMM3_DATA );
253	#endif
254	#if H_3D_DIM_RBC
255	curCost += m_cRbcDataSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_RBC_DATA );
256	#endif
257	}
258	#endif
259	if (curCost < bestCost)
260	{
261	bestSliceType = curSliceType;
262	bestCost = curCost;
263	}
264	}
265	m_pcSlice->getPPS()->setEncCABACTableIdx( bestSliceType );
266	}
267	else
268	{
269	m_pcSlice->getPPS()->setEncCABACTableIdx( I_SLICE );
270	}
271	}
272
273
274	/** The function does the followng: Write out terminate bit. Flush CABAC. Intialize CABAC states. Start CABAC.
275	*/
276	Void TEncSbac::updateContextTables( SliceType eSliceType, Int iQp, Bool bExecuteFinish )
277	{
278	m_pcBinIf->encodeBinTrm(1);
279	if (bExecuteFinish) m_pcBinIf->finish();
280	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
281
282	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
283	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
284	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
285	#if H_3D_ARP
286	m_cCUPUARPWSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
287	#endif
288	#if H_3D_IC
289	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
290	#endif
291	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
292	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
293	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
294	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
295	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
296	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
297	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
298	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
299	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
300	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
301	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
302	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
303	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
304	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
305	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
306	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
307	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
308	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
309	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
310	m_cSaoMergeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_FLAG );
311	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
312	m_cTransformSkipSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANSFORMSKIP_FLAG );
313	m_CUTransquantBypassFlagSCModel.initBuffer( eSliceType, iQp, (UChar*)INIT_CU_TRANSQUANT_BYPASS_FLAG );
314
315	#if H_3D_DIM
316	m_cDepthIntraModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DEPTH_INTRA_MODE );
317	m_cDdcFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_FLAG );
318	m_cDdcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DDC_DATA );
319	#if H_3D_DIM_DMM
320	m_cDmm1DataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM1_DATA );
321	m_cDmm2DataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM2_DATA );
322	m_cDmm3DataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM3_DATA );
323	#endif
324	#if H_3D_DIM_RBC
325	m_cRbcDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RBC_DATA );
326	#endif
327	#if H_3D_DIM_SDC
328	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
329	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
330	#endif
331	#endif
332	m_pcBinIf->start();
333	}
334
335	Void TEncSbac::codeVPS( TComVPS* pcVPS )
336	{
337	assert (0);
338	return;
339	}
340
341	#if H_3D
342	Void TEncSbac::codeSPS( TComSPS* pcSPS, Int viewIndex, Bool depthFlag )
343	#else
344	Void TEncSbac::codeSPS( TComSPS* pcSPS )
345	#endif
346	{
347	assert (0);
348	return;
349	}
350
351	Void TEncSbac::codePPS( TComPPS* pcPPS )
352	{
353	assert (0);
354	return;
355	}
356
357	Void TEncSbac::codeSliceHeader( TComSlice* pcSlice )
358	{
359	assert (0);
360	return;
361	}
362
363	Void TEncSbac::codeTilesWPPEntryPoint( TComSlice* pSlice )
364	{
365	assert (0);
366	return;
367	}
368
369	Void TEncSbac::codeTerminatingBit( UInt uilsLast )
370	{
371	m_pcBinIf->encodeBinTrm( uilsLast );
372	}
373
374	Void TEncSbac::codeSliceFinish()
375	{
376	m_pcBinIf->finish();
377	}
378
379	Void TEncSbac::xWriteUnarySymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset )
380	{
381	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[0] );
382
383	if( 0 == uiSymbol)
384	{
385	return;
386	}
387
388	while( uiSymbol-- )
389	{
390	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ iOffset ] );
391	}
392
393	return;
394	}
395
396	Void TEncSbac::xWriteUnaryMaxSymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
397	{
398	if (uiMaxSymbol == 0)
399	{
400	return;
401	}
402
403	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ 0 ] );
404
405	if ( uiSymbol == 0 )
406	{
407	return;
408	}
409
410	Bool bCodeLast = ( uiMaxSymbol > uiSymbol );
411
412	while( --uiSymbol )
413	{
414	m_pcBinIf->encodeBin( 1, pcSCModel[ iOffset ] );
415	}
416	if( bCodeLast )
417	{
418	m_pcBinIf->encodeBin( 0, pcSCModel[ iOffset ] );
419	}
420
421	return;
422	}
423
424	Void TEncSbac::xWriteEpExGolomb( UInt uiSymbol, UInt uiCount )
425	{
426	UInt bins = 0;
427	Int numBins = 0;
428
429	while( uiSymbol >= (UInt)(1<<uiCount) )
430	{
431	bins = 2 * bins + 1;
432	numBins++;
433	uiSymbol -= 1 << uiCount;
434	uiCount ++;
435	}
436	bins = 2 * bins + 0;
437	numBins++;
438
439	bins = (bins << uiCount) \| uiSymbol;
440	numBins += uiCount;
441
442	assert( numBins <= 32 );
443	m_pcBinIf->encodeBinsEP( bins, numBins );
444	}
445
446	/** Coding of coeff_abs_level_minus3
447	* \param uiSymbol value of coeff_abs_level_minus3
448	* \param ruiGoRiceParam reference to Rice parameter
449	* \returns Void
450	*/
451	Void TEncSbac::xWriteCoefRemainExGolomb ( UInt symbol, UInt &rParam )
452	{
453	Int codeNumber = (Int)symbol;
454	UInt length;
455	if (codeNumber < (COEF_REMAIN_BIN_REDUCTION << rParam))
456	{
457	length = codeNumber>>rParam;
458	m_pcBinIf->encodeBinsEP( (1<<(length+1))-2 , length+1);
459	m_pcBinIf->encodeBinsEP((codeNumber%(1<<rParam)),rParam);
460	}
461	else
462	{
463	length = rParam;
464	codeNumber = codeNumber - ( COEF_REMAIN_BIN_REDUCTION << rParam);
465	while (codeNumber >= (1<<length))
466	{
467	codeNumber -= (1<<(length++));
468	}
469	m_pcBinIf->encodeBinsEP((1<<(COEF_REMAIN_BIN_REDUCTION+length+1-rParam))-2,COEF_REMAIN_BIN_REDUCTION+length+1-rParam);
470	m_pcBinIf->encodeBinsEP(codeNumber,length);
471	}
472	}
473
474	#if H_3D_DIM
475	Void TEncSbac::xWriteExGolombLevel( UInt uiSymbol, ContextModel& rcSCModel )
476	{
477	if( uiSymbol )
478	{
479	m_pcBinIf->encodeBin( 1, rcSCModel );
480	UInt uiCount = 0;
481	Bool bNoExGo = (uiSymbol < 13);
482
483	while( --uiSymbol && ++uiCount < 13 )
484	{
485	m_pcBinIf->encodeBin( 1, rcSCModel );
486	}
487	if( bNoExGo )
488	{
489	m_pcBinIf->encodeBin( 0, rcSCModel );
490	}
491	else
492	{
493	xWriteEpExGolomb( uiSymbol, 0 );
494	}
495	}
496	else
497	{
498	m_pcBinIf->encodeBin( 0, rcSCModel );
499	}
500
501	return;
502	}
503
504	Void TEncSbac::xCodeDimDeltaDC( Pel valDeltaDC, UInt dimType )
505	{
506	xWriteExGolombLevel( UInt( abs( valDeltaDC ) ), m_cDdcDataSCModel.get(0, 0, (RBC_IDX == dimType) ? 1 : 0) );
507	if( valDeltaDC != 0 )
508	{
509	UInt uiSign = valDeltaDC > 0 ? 0 : 1;
510	m_pcBinIf->encodeBinEP( uiSign );
511	}
512	}
513
514	#if H_3D_DIM_DMM
515	Void TEncSbac::xCodeDmm1WedgeIdx( UInt uiTabIdx, Int iNumBit )
516	{
517	for ( Int i = 0; i < iNumBit; i++ )
518	{
519	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmm1DataSCModel.get(0, 0, 0) );
520	}
521	}
522
523	Void TEncSbac::xCodeDmm2Offset( Int iOffset )
524	{
525	if( DMM2_DELTAEND_MAX > 0 )
526	{
527	m_pcBinIf->encodeBin( (iOffset != 0) , m_cDmm2DataSCModel.get(0, 0, 0) );
528	if( iOffset != 0 )
529	{
530	UInt uiAbsValMinus1 = abs(iOffset)-1;
531	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmm2DataSCModel.get(0, 0, 0) );
532	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmm2DataSCModel.get(0, 0, 0) );
533
534	UInt uiSign = (iOffset > 0) ? 0 : 1;
535	m_pcBinIf->encodeBinEP( uiSign );
536	}
537	}
538	}
539
540	Void TEncSbac::xCodeDmm3WedgeIdx( UInt uiIntraIdx, Int iNumBit )
541	{
542	for( Int i = 0; i < iNumBit; i++ )
543	{
544	m_pcBinIf->encodeBin( ( uiIntraIdx >> i ) & 1, m_cDmm3DataSCModel.get(0, 0, 0) );
545	}
546	}
547	#endif
548	#if H_3D_DIM_RBC
549	Void TEncSbac::xCodeRbcEdge( TComDataCU* pcCU, UInt uiAbsPartIdx )
550	{
551	UInt uiDepth = pcCU->getDepth( uiAbsPartIdx ) + (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0);
552	UChar* pucSymbolList = pcCU->getEdgeCode ( uiAbsPartIdx );
553	UChar ucEdgeNumber = pcCU->getEdgeNumber ( uiAbsPartIdx );
554	Bool bLeft = pcCU->getEdgeLeftFirst( uiAbsPartIdx );
555	UChar ucStart = pcCU->getEdgeStartPos ( uiAbsPartIdx );
556	UInt uiSymbol;
557
558	// 1. Top(0) or Left(1)
559	uiSymbol = (bLeft == false) ? 0 : 1;
560	m_pcBinIf->encodeBinEP( uiSymbol );
561
562	// 2. Start position (lowest bit first)
563	uiSymbol = ucStart;
564	for( UInt ui = 6; ui > uiDepth; ui-- ) // 64(0)->6, 32(1)->5, 16(2)->4, 8(3)->3, 4(4)->2
565	{
566	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
567	uiSymbol >>= 1;
568	}
569
570	// 3. Number of edges
571	uiSymbol = ucEdgeNumber > 0 ? ucEdgeNumber - 1 : 0;
572	for( UInt ui = 7; ui > uiDepth; ui-- ) // 64(0)->7, 32(1)->6, 16(2)->5, 8(3)->4, 4(4)->3
573	{
574	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
575	uiSymbol >>= 1;
576	}
577
578	if(uiSymbol != 0)
579	{
580	printf(" ucEdgeNumber %d at depth %d\n",ucEdgeNumber, uiDepth);
581	assert(false);
582	}
583
584	// 4. Edges
585	for( Int iPtr2 = 0; iPtr2 < ucEdgeNumber; iPtr2++ )
586	{
587	UInt uiReorderSymbol = pucSymbolList[iPtr2];
588	for( UInt ui = 0; ui < uiReorderSymbol; ui++ )
589	{
590	m_pcBinIf->encodeBin( 1, m_cRbcDataSCModel.get( 0, 0, 0 ) );
591	}
592
593	if( uiReorderSymbol != 6 )
594	m_pcBinIf->encodeBin( 0, m_cRbcDataSCModel.get( 0, 0, 0 ) );
595	}
596	}
597	#endif
598	#if H_3D_DIM_SDC
599	Void TEncSbac::xCodeSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment )
600	{
601	assert( pcCU->getSlice()->getIsDepth() );
602	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
603	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
604	assert( uiSegment < 2 );
605
606	Pel segmentDCOffset = pcCU->getSDCSegmentDCOffset(uiSegment, uiAbsPartIdx);
607
608	UInt uiResidual = segmentDCOffset == 0 ? 0 : 1;
609	UInt uiSign = segmentDCOffset < 0 ? 1 : 0;
610	UInt uiAbsIdx = abs(segmentDCOffset);
611
612	#if H_3D_DIM_DLT
613	UInt uiMaxResidualBits = pcCU->getSlice()->getVPS()->getBitsPerDepthValue( pcCU->getSlice()->getLayerIdInVps() );
614	#else
615	UInt uiMaxResidualBits = g_bitDepthY;
616	#endif
617	assert( uiMaxResidualBits <= g_bitDepthY );
618
619	// residual flag
620	m_pcBinIf->encodeBin( uiResidual, m_cSDCResidualFlagSCModel.get( 0, 0, 0 ) );
621
622	if (uiResidual)
623	{
624	// encode sign bit of residual
625	m_pcBinIf->encodeBinEP( uiSign );
626
627	#if H_3D_DIM_DLT
628	UInt uiNumDepthValues = pcCU->getSlice()->getVPS()->getNumDepthValues( pcCU->getSlice()->getLayerIdInVps() );
629	#else
630	UInt uiNumDepthValues = ((1 << g_bitDepthY)-1);
631	#endif
632	assert(uiAbsIdx <= uiNumDepthValues);
633
634	// encode residual magnitude
635	uiAbsIdx -= 1;
636	// prefix part
637	if ( uiAbsIdx == 0 )
638	m_pcBinIf->encodeBin( 0, m_cSDCResidualSCModel.get(0, 0, 0) );
639	else
640	{
641	UInt l = uiAbsIdx;
642	UInt k = 0;
643	UInt uiPrefixThreshold = ((uiNumDepthValues * 3) >> 2);
644	while ( l > 0 && k < uiPrefixThreshold )
645	{
646	m_pcBinIf->encodeBin( 1, m_cSDCResidualSCModel.get(0, 0, 0) );
647	l--;
648	k++;
649	}
650	if ( uiAbsIdx < uiPrefixThreshold )
651	m_pcBinIf->encodeBin( 0, m_cSDCResidualSCModel.get(0, 0, 0) );
652	// suffix part
653	else
654	{
655	uiAbsIdx -= uiPrefixThreshold;
656	UInt uiSuffixLength = numBitsForValue(uiNumDepthValues - uiPrefixThreshold);
657	UInt uiBitInfo = 0;
658	for ( Int i = 0; i < uiSuffixLength; i++)
659	{
660	uiBitInfo = ( uiAbsIdx & ( 1 << i ) ) >> i;
661	m_pcBinIf->encodeBinEP( uiBitInfo);
662	}
663	}
664	}
665
666	}
667	}
668	#endif
669	#endif
670
671	// SBAC RD
672	Void TEncSbac::load ( TEncSbac* pSrc)
673	{
674	this->xCopyFrom(pSrc);
675	}
676
677	Void TEncSbac::loadIntraDirModeLuma( TEncSbac* pSrc)
678	{
679	m_pcBinIf->copyState( pSrc->m_pcBinIf );
680
681	this->m_cCUIntraPredSCModel .copyFrom( &pSrc->m_cCUIntraPredSCModel );
682	}
683	#if H_3D_DIM
684	Void TEncSbac::loadIntraDepthMode( TEncSbac* pSrc)
685	{
686	m_pcBinIf->copyState( pSrc->m_pcBinIf );
687
688	this->m_cDepthIntraModeSCModel .copyFrom( &pSrc->m_cDepthIntraModeSCModel );
689	this->m_cDdcFlagSCModel .copyFrom( &pSrc->m_cDdcFlagSCModel );
690	}
691	#endif
692
693	Void TEncSbac::store( TEncSbac* pDest)
694	{
695	pDest->xCopyFrom( this );
696	}
697
698
699	Void TEncSbac::xCopyFrom( TEncSbac* pSrc )
700	{
701	m_pcBinIf->copyState( pSrc->m_pcBinIf );
702
703	this->m_uiCoeffCost = pSrc->m_uiCoeffCost;
704	this->m_uiLastQp = pSrc->m_uiLastQp;
705
706	memcpy( m_contextModels, pSrc->m_contextModels, m_numContextModels * sizeof( ContextModel ) );
707	}
708
709	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
710	{
711	Int iSymbol = pcCU->getMVPIdx(eRefList, uiAbsPartIdx);
712	Int iNum = AMVP_MAX_NUM_CANDS;
713
714	xWriteUnaryMaxSymbol(iSymbol, m_cMVPIdxSCModel.get(0), 1, iNum-1);
715	#if H_MV_ENC_DEC_TRAC
716	#if ENC_DEC_TRACE
717	if ( eRefList == REF_PIC_LIST_0 )
718	{
719	DTRACE_PU("mvp_l0_flag", iSymbol)
720	}
721	else
722	{
723	DTRACE_PU("mvp_l1_flag", iSymbol)
724	}
725	#endif
726	#endif
727	}
728
729	Void TEncSbac::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
730	{
731	PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx );
732	if ( pcCU->isIntra( uiAbsPartIdx ) )
733	{
734	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
735	{
736	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
737	#if H_MV_ENC_DEC_TRAC
738	DTRACE_CU("part_mode", eSize == SIZE_2Nx2N? 1 : 0)
739	#endif
740	}
741	return;
742	}
743
744	#if H_MV_ENC_DEC_TRAC
745	DTRACE_CU("part_mode", eSize )
746	#endif
747	switch(eSize)
748	{
749	case SIZE_2Nx2N:
750	{
751	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
752	break;
753	}
754	case SIZE_2NxN:
755	case SIZE_2NxnU:
756	case SIZE_2NxnD:
757	{
758	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
759	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
760	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
761	{
762	if (eSize == SIZE_2NxN)
763	{
764	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
765	}
766	else
767	{
768	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
769	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
770	}
771	}
772	break;
773	}
774	case SIZE_Nx2N:
775	case SIZE_nLx2N:
776	case SIZE_nRx2N:
777	{
778	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
779	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
780	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
781	{
782	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
783	}
784	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
785	{
786	if (eSize == SIZE_Nx2N)
787	{
788	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
789	}
790	else
791	{
792	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
793	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
794	}
795	}
796	break;
797	}
798	case SIZE_NxN:
799	{
800	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
801	{
802	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
803	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
804	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
805	}
806	break;
807	}
808	default:
809	{
810	assert(0);
811	}
812	}
813	}
814
815	/** code prediction mode
816	* \param pcCU
817	* \param uiAbsPartIdx
818	* \returns Void
819	*/
820	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
821	{
822	#if H_3D_DIM_SDC
823	if ( pcCU->getSlice()->isIntra() )
824	{
825	assert( pcCU->isIntra(uiAbsPartIdx) );
826	return;
827	}
828	#endif
829
830	// get context function is here
831	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
832	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
833	#if H_MV_ENC_DEC_TRAC
834	DTRACE_CU("pred_mode_flag", iPredMode == MODE_INTER ? 0 : 1);
835	#endif
836	}
837
838	Void TEncSbac::codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
839	{
840	UInt uiSymbol = pcCU->getCUTransquantBypass(uiAbsPartIdx);
841	m_pcBinIf->encodeBin( uiSymbol, m_CUTransquantBypassFlagSCModel.get( 0, 0, 0 ) );
842	#if H_MV_ENC_DEC_TRAC
843	DTRACE_CU("cu_transquant_bypass_flag", uiSymbol);
844	#endif
845	}
846
847	/** code skip flag
848	* \param pcCU
849	* \param uiAbsPartIdx
850	* \returns Void
851	*/
852	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
853	{
854	// get context function is here
855	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
856	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
857	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
858	#if !H_MV_ENC_DEC_TRAC
859	DTRACE_CABAC_VL( g_nSymbolCounter++ );
860	DTRACE_CABAC_T( "\tSkipFlag" );
861	DTRACE_CABAC_T( "\tuiCtxSkip: ");
862	DTRACE_CABAC_V( uiCtxSkip );
863	DTRACE_CABAC_T( "\tuiSymbol: ");
864	DTRACE_CABAC_V( uiSymbol );
865	DTRACE_CABAC_T( "\n");
866	#else
867	DTRACE_CU("cu_skip_flag", uiSymbol);
868	#endif
869	}
870
871	/** code merge flag
872	* \param pcCU
873	* \param uiAbsPartIdx
874	* \returns Void
875	*/
876	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
877	{
878	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
879	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
880
881	#if H_MV_ENC_DEC_TRAC
882	DTRACE_PU("merge_flag", uiSymbol);
883	#else
884	DTRACE_CABAC_VL( g_nSymbolCounter++ );
885	DTRACE_CABAC_T( "\tMergeFlag: " );
886	DTRACE_CABAC_V( uiSymbol );
887	DTRACE_CABAC_T( "\tAddress: " );
888	DTRACE_CABAC_V( pcCU->getAddr() );
889	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
890	DTRACE_CABAC_V( uiAbsPartIdx );
891	DTRACE_CABAC_T( "\n" );
892	#endif
893	}
894
895	/** code merge index
896	* \param pcCU
897	* \param uiAbsPartIdx
898	* \returns Void
899	*/
900	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
901	{
902	UInt uiUnaryIdx = pcCU->getMergeIndex( uiAbsPartIdx );
903	UInt uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
904	if ( uiNumCand > 1 )
905	{
906	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
907	{
908	const UInt uiSymbol = ui == uiUnaryIdx ? 0 : 1;
909	if ( ui==0 )
910	{
911	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
912	}
913	else
914	{
915	m_pcBinIf->encodeBinEP( uiSymbol );
916	}
917	if( uiSymbol == 0 )
918	{
919	break;
920	}
921	}
922	#if H_MV_ENC_DEC_TRAC
923	DTRACE_PU("merge_idx", uiUnaryIdx);
924	#endif
925	}
926	#if !H_MV_ENC_DEC_TRAC
927	DTRACE_CABAC_VL( g_nSymbolCounter++ );
928	DTRACE_CABAC_T( "\tparseMergeIndex()" );
929	DTRACE_CABAC_T( "\tuiMRGIdx= " );
930	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
931	DTRACE_CABAC_T( "\n" );
932	#endif
933	}
934
935	#if H_3D_ARP
936	Void TEncSbac::codeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx )
937	{
938	Int iW = (Int)pcCU->getARPW( uiAbsPartIdx );
939	Int iMaxW = pcCU->getSlice()->getARPStepNum() - 1;
940	assert( iMaxW > 0);
941
942	Int nOffset = pcCU->getCTXARPWFlag(uiAbsPartIdx);
943	Int nBinNum = iW + ( iW != iMaxW );
944	m_pcBinIf->encodeBin( iW ? 1 : 0 , m_cCUPUARPWSCModel.get( 0, 0, 0 + nOffset ) );
945	if( nBinNum > 1 )
946	{
947	m_pcBinIf->encodeBin( ( iW == iMaxW ) ? 1 : 0, m_cCUPUARPWSCModel.get( 0, 0, 3 ) );
948	}
949	#if H_MV_ENC_DEC_TRAC
950	DTRACE_CU("iv_res_pred_weight_idx", iW);
951	#endif
952	}
953	#endif
954
955	#if H_3D_IC
956	/** code Illumination Compensation flag
957	* \param pcCU
958	* \param uiAbsPartIdx
959	* \returns Void
960	*/
961	Void TEncSbac::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
962	{
963	// get context function is here
964	UInt uiSymbol = pcCU->getICFlag( uiAbsPartIdx ) ? 1 : 0;
965	UInt uiCtxIC = pcCU->getCtxICFlag( uiAbsPartIdx ) ;
966	m_pcBinIf->encodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, uiCtxIC ) );
967	#if !H_MV_ENC_DEC_TRAC
968	DTRACE_CABAC_VL( g_nSymbolCounter++ );
969	DTRACE_CABAC_T( "\tICFlag" );
970	DTRACE_CABAC_T( "\tuiCtxIC: ");
971	DTRACE_CABAC_V( uiCtxIC );
972	DTRACE_CABAC_T( "\tuiSymbol: ");
973	DTRACE_CABAC_V( uiSymbol );
974	DTRACE_CABAC_T( "\n");
975	#else
976	DTRACE_CU("ic_flag", uiSymbol );
977	#endif
978	}
979	#endif
980
981
982	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
983	{
984	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
985	return;
986
987	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
988	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
989
990	assert( uiCtx < 3 );
991	m_pcBinIf->encodeBin( uiCurrSplitFlag, m_cCUSplitFlagSCModel.get( 0, 0, uiCtx ) );
992	#if !H_MV_ENC_DEC_TRAC
993	DTRACE_CABAC_VL( g_nSymbolCounter++ )
994	DTRACE_CABAC_T( "\tSplitFlag\n" )
995	#else
996	DTRACE_CU("split_cu_flag", uiCurrSplitFlag );
997	#endif
998	return;
999	}
1000
1001	Void TEncSbac::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
1002	{
1003	m_pcBinIf->encodeBin( uiSymbol, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiCtx ) );
1004	#if !H_MV_ENC_DEC_TRAC
1005	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1006	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
1007	DTRACE_CABAC_T( "\tsymbol=" )
1008	DTRACE_CABAC_V( uiSymbol )
1009	DTRACE_CABAC_T( "\tctx=" )
1010	DTRACE_CABAC_V( uiCtx )
1011	DTRACE_CABAC_T( "\n" )
1012	#endif
1013	}
1014
1015	Void TEncSbac::codeIntraDirLumaAng( TComDataCU* pcCU, UInt absPartIdx, Bool isMultiple)
1016	{
1017	UInt dir[4],j;
1018	Int preds[4][3] = {{-1, -1, -1},{-1, -1, -1},{-1, -1, -1},{-1, -1, -1}};
1019	Int predNum[4], predIdx[4] ={ -1,-1,-1,-1};
1020	PartSize mode = pcCU->getPartitionSize( absPartIdx );
1021	UInt partNum = isMultiple?(mode==SIZE_NxN?4:1):1;
1022	UInt partOffset = ( pcCU->getPic()->getNumPartInCU() >> ( pcCU->getDepth(absPartIdx) << 1 ) ) >> 2;
1023	for (j=0;j<partNum;j++)
1024	{
1025	dir[j] = pcCU->getLumaIntraDir( absPartIdx+partOffset*j );
1026	#if H_3D_DIM
1027	if( pcCU->getSlice()->getVpsDepthModesFlag() )
1028	{
1029	codeIntraDepth( pcCU, absPartIdx+partOffset*j );
1030	}
1031	if( pcCU->getLumaIntraDir( absPartIdx+partOffset*j ) < NUM_INTRA_MODE )
1032	#if H_3D_DIM_SDC
1033	if( !pcCU->getSDCFlag( absPartIdx+partOffset*j ) )
1034	#endif
1035	{
1036	#endif
1037	predNum[j] = pcCU->getIntraDirLumaPredictor(absPartIdx+partOffset*j, preds[j]);
1038	for(UInt i = 0; i < predNum[j]; i++)
1039	{
1040	if(dir[j] == preds[j][i])
1041	{
1042	predIdx[j] = i;
1043	}
1044	}
1045	m_pcBinIf->encodeBin((predIdx[j] != -1)? 1 : 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1046	#if H_MV_ENC_DEC_TRAC
1047	DTRACE_CU("prev_intra_luma_pred_flag", (predIdx[j] != -1)? 1 : 0);
1048	#endif
1049	#if H_3D_DIM
1050	}
1051	#endif
1052
1053	}
1054	for (j=0;j<partNum;j++)
1055	{
1056	#if H_3D_DIM
1057	if( pcCU->getLumaIntraDir( absPartIdx+partOffset*j ) < NUM_INTRA_MODE )
1058	#if H_3D_DIM_SDC
1059	if( !pcCU->getSDCFlag( absPartIdx+partOffset*j ) )
1060	#endif
1061	{
1062	#endif
1063	if(predIdx[j] != -1)
1064	{
1065	m_pcBinIf->encodeBinEP( predIdx[j] ? 1 : 0 );
1066	if (predIdx[j])
1067	{
1068	m_pcBinIf->encodeBinEP( predIdx[j]-1 );
1069	}
1070	#if H_MV_ENC_DEC_TRAC
1071	DTRACE_CU("mpm_idx", predIdx[j] );
1072	#endif
1073	}
1074	else
1075	{
1076	if (preds[j][0] > preds[j][1])
1077	{
1078	std::swap(preds[j][0], preds[j][1]);
1079	}
1080	if (preds[j][0] > preds[j][2])
1081	{
1082	std::swap(preds[j][0], preds[j][2]);
1083	}
1084	if (preds[j][1] > preds[j][2])
1085	{
1086	std::swap(preds[j][1], preds[j][2]);
1087	}
1088	for(Int i = (predNum[j] - 1); i >= 0; i--)
1089	{
1090	dir[j] = dir[j] > preds[j][i] ? dir[j] - 1 : dir[j];
1091	}
1092	m_pcBinIf->encodeBinsEP( dir[j], 5 );
1093	#if H_MV_ENC_DEC_TRAC
1094	DTRACE_CU("rem_intra_luma_pred_mode", dir[j] );
1095	#endif
1096	}
1097	#if H_3D_DIM
1098	}
1099	#endif
1100	}
1101	return;
1102	}
1103
1104	Void TEncSbac::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1105	{
1106	UInt uiIntraDirChroma = pcCU->getChromaIntraDir( uiAbsPartIdx );
1107
1108	if( uiIntraDirChroma == DM_CHROMA_IDX )
1109	{
1110	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1111	#if H_MV_ENC_DEC_TRAC
1112	DTRACE_CU("intra_chroma_pred_mode", 0 );
1113	#endif
1114	}
1115	else
1116	{
1117	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1118	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1119
1120	for( Int i = 0; i < NUM_CHROMA_MODE - 1; i++ )
1121	{
1122	if( uiIntraDirChroma == uiAllowedChromaDir[i] )
1123	{
1124	uiIntraDirChroma = i;
1125	break;
1126	}
1127	}
1128	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1129
1130	m_pcBinIf->encodeBinsEP( uiIntraDirChroma, 2 );
1131	#if H_MV_ENC_DEC_TRAC
1132	DTRACE_CU("intra_chroma_pred_mode", uiIntraDirChroma );
1133	#endif
1134
1135	}
1136	return;
1137	}
1138
1139	#if H_3D_DIM
1140	Void TEncSbac::codeIntraDepth( TComDataCU* pcCU, UInt absPartIdx )
1141	{
1142	codeIntraDepthMode( pcCU, absPartIdx );
1143
1144	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
1145	UInt dimType = getDimType( dir );
1146
1147	switch( dimType )
1148	{
1149	#if H_3D_DIM_DMM
1150	case( DMM1_IDX ):
1151	{
1152	xCodeDmm1WedgeIdx( pcCU->getDmmWedgeTabIdx( dimType, absPartIdx ), g_dmm1TabIdxBits[pcCU->getIntraSizeIdx(absPartIdx)] );
1153	} break;
1154	case( DMM2_IDX ):
1155	{
1156	xCodeDmm2Offset( pcCU->getDmm2DeltaEnd( absPartIdx ) );
1157	} break;
1158	case( DMM3_IDX ):
1159	{
1160	xCodeDmm3WedgeIdx( pcCU->getDmm3IntraTabIdx( absPartIdx ), g_dmm3IntraTabIdxBits[pcCU->getIntraSizeIdx(absPartIdx)] );
1161	} break;
1162	case( DMM4_IDX ): break;
1163	#endif
1164	#if H_3D_DIM_RBC
1165	case( RBC_IDX ):
1166	{
1167	assert( pcCU->getWidth( absPartIdx ) < 64 );
1168	xCodeRbcEdge( pcCU, absPartIdx );
1169	} break;
1170	#endif
1171	default: break;
1172	}
1173
1174	#if H_3D_DIM_SDC
1175	if( pcCU->getSDCFlag( absPartIdx ) )
1176	{
1177	assert(pcCU->getPartitionSize(absPartIdx)==SIZE_2Nx2N);
1178	UInt uiNumSegments = ( dir == DC_IDX \|\| dir == PLANAR_IDX )? 1 : 2;
1179	for(UInt uiSeg=0; uiSeg<uiNumSegments; uiSeg++)
1180	{
1181	xCodeSDCResidualData(pcCU, absPartIdx, uiSeg);
1182	}
1183	}
1184	else
1185	{
1186	#endif
1187	if( dimType < DIM_NUM_TYPE )
1188	{
1189	UInt dimDeltaDC = isDimDeltaDC( dir );
1190	m_pcBinIf->encodeBin( dimDeltaDC, m_cDdcFlagSCModel.get(0, 0, (RBC_IDX == dimType) ? 1 : 0) );
1191	if( dimDeltaDC )
1192	{
1193	for( UInt segment = 0; segment < 2; segment++ )
1194	{
1195	xCodeDimDeltaDC( pcCU->getDimDeltaDC( dimType, segment, absPartIdx ), dimType );
1196	}
1197	}
1198	}
1199	#if H_3D_DIM_SDC
1200	}
1201	#endif
1202	}
1203
1204	Void TEncSbac::codeIntraDepthMode( TComDataCU* pcCU, UInt absPartIdx )
1205	{
1206	UInt codeWordTable[3][9] = {{0, 0, 0, 2, 0,6, 0, 0, 7},{0, 2, 3, 4, 5, 6, 14, 31, 30},{0, 2, 0, 0, 0, 0, 3, 0, 0}};
1207	UInt codeWordLenTable[3][9] = {{0, 1, 0, 2, 0,3, 0, 0, 3},{2, 3, 3, 3, 3, 3, 4, 5, 5},{1, 2, 0, 0, 0, 0, 2, 0, 0}};
1208	UInt dir = pcCU->getLumaIntraDir( absPartIdx );
1209	UInt puIdx = (pcCU->getWidth(absPartIdx) == 64) ? 2 : ( (pcCU->getPartitionSize(absPartIdx) == SIZE_NxN && pcCU->getWidth(absPartIdx) == 8) ? 0 : 1 );
1210	UInt codeIdx = 0;
1211
1212	if( dir < NUM_INTRA_MODE )
1213	{
1214	codeIdx = 1;
1215	}
1216	if( isDimMode( dir ) )
1217	{
1218	switch( getDimType( dir ) )
1219	{
1220	case DMM1_IDX: codeIdx = 3; break;
1221	case DMM4_IDX: codeIdx = 4; break;
1222	case DMM3_IDX: codeIdx = 5; break;
1223	case DMM2_IDX: codeIdx = 7; break;
1224	case RBC_IDX: codeIdx = 8; break;
1225	default: break;
1226	}
1227	}
1228
1229	#if H_3D_DIM_SDC
1230	if( pcCU->getSDCFlag( absPartIdx ) )
1231	{
1232	switch( dir )
1233	{
1234	case PLANAR_IDX: codeIdx = 0; break;
1235	case DC_IDX: codeIdx = 6; break;
1236	default: codeIdx = 2; break;
1237	}
1238	}
1239	#endif
1240	//mode coding
1241	for( UInt i = 0; i < codeWordLenTable[puIdx][codeIdx]; i++ )
1242	{
1243	UInt bit = codeWordTable[puIdx][codeIdx] & ( 1<<(codeWordLenTable[puIdx][codeIdx] - i - 1) );
1244	UInt ctxDepthMode = puIdx*3 + ( (i >= 2) ? 2 : i );
1245	m_pcBinIf->encodeBin( bit!=0 , m_cDepthIntraModeSCModel.get(0, 0, ctxDepthMode) );
1246	}
1247	}
1248	#endif
1249
1250
1251	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1252	{
1253	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1254	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1255	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1256	if (pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N \|\| pcCU->getHeight(uiAbsPartIdx) != 8 )
1257	{
1258	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1259	}
1260	if (uiInterDir < 2)
1261	{
1262	m_pcBinIf->encodeBin( uiInterDir, *( pCtx + 4 ) );
1263	}
1264	#if H_MV_ENC_DEC_TRAC
1265	DTRACE_PU("inter_pred_idc", uiInterDir );
1266	#endif
1267
1268	return;
1269	}
1270
1271	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1272	{
1273	{
1274	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1275	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1276	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1277
1278	if( iRefFrame > 0 )
1279	{
1280	UInt uiRefNum = pcCU->getSlice()->getNumRefIdx( eRefList ) - 2;
1281	pCtx++;
1282	iRefFrame--;
1283	for( UInt ui = 0; ui < uiRefNum; ++ui )
1284	{
1285	const UInt uiSymbol = ui == iRefFrame ? 0 : 1;
1286	if( ui == 0 )
1287	{
1288	m_pcBinIf->encodeBin( uiSymbol, *pCtx );
1289	}
1290	else
1291	{
1292	m_pcBinIf->encodeBinEP( uiSymbol );
1293	}
1294	if( uiSymbol == 0 )
1295	{
1296	break;
1297	}
1298	}
1299	}
1300	#if H_MV_ENC_DEC_TRAC
1301	#if ENC_DEC_TRACE
1302	iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1303	if ( eRefList == REF_PIC_LIST_0 )
1304	{
1305	DTRACE_PU("ref_idx_l0", iRefFrame)
1306	}
1307	else
1308	{
1309	DTRACE_PU("ref_idx_l1", iRefFrame)
1310	}
1311	#endif
1312	#endif
1313	}
1314	return;
1315	}
1316
1317	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1318	{
1319	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1320	{
1321	return;
1322	}
1323
1324	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1325	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1326	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1327	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1328
1329	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1330	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1331
1332	const Bool bHorAbsGr0 = iHor != 0;
1333	const Bool bVerAbsGr0 = iVer != 0;
1334	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1335	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1336	pCtx++;
1337
1338	if( bHorAbsGr0 )
1339	{
1340	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1341	}
1342
1343	if( bVerAbsGr0 )
1344	{
1345	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1346	}
1347
1348	if( bHorAbsGr0 )
1349	{
1350	if( uiHorAbs > 1 )
1351	{
1352	xWriteEpExGolomb( uiHorAbs-2, 1 );
1353	}
1354
1355	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1356	}
1357
1358	if( bVerAbsGr0 )
1359	{
1360	if( uiVerAbs > 1 )
1361	{
1362	xWriteEpExGolomb( uiVerAbs-2, 1 );
1363	}
1364
1365	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1366	}
1367
1368	return;
1369	}
1370
1371	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1372	{
1373	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1374
1375	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1376	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1377
1378	UInt uiAbsDQp = (UInt)((iDQp > 0)? iDQp : (-iDQp));
1379	UInt TUValue = min((Int)uiAbsDQp, CU_DQP_TU_CMAX);
1380	xWriteUnaryMaxSymbol( TUValue, &m_cCUDeltaQpSCModel.get( 0, 0, 0 ), 1, CU_DQP_TU_CMAX);
1381	if( uiAbsDQp >= CU_DQP_TU_CMAX )
1382	{
1383	xWriteEpExGolomb( uiAbsDQp - CU_DQP_TU_CMAX, CU_DQP_EG_k );
1384	}
1385
1386	if ( uiAbsDQp > 0)
1387	{
1388	UInt uiSign = (iDQp > 0 ? 0 : 1);
1389	m_pcBinIf->encodeBinEP(uiSign);
1390	}
1391
1392	return;
1393	}
1394
1395	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1396	{
1397	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1398	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1399	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1400	#if !H_MV_ENC_DEC_TRAC
1401	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1402	DTRACE_CABAC_T( "\tparseQtCbf()" )
1403	DTRACE_CABAC_T( "\tsymbol=" )
1404	DTRACE_CABAC_V( uiCbf )
1405	DTRACE_CABAC_T( "\tctx=" )
1406	DTRACE_CABAC_V( uiCtx )
1407	DTRACE_CABAC_T( "\tetype=" )
1408	DTRACE_CABAC_V( eType )
1409	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1410	DTRACE_CABAC_V( uiAbsPartIdx )
1411	DTRACE_CABAC_T( "\n" )
1412	#endif
1413	}
1414
1415	void TEncSbac::codeTransformSkipFlags (TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType )
1416	{
1417	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1418	{
1419	return;
1420	}
1421	if(width != 4 \|\| height != 4)
1422	{
1423	return;
1424	}
1425
1426	UInt useTransformSkip = pcCU->getTransformSkip( uiAbsPartIdx,eTType);
1427	m_pcBinIf->encodeBin( useTransformSkip, m_cTransformSkipSCModel.get( 0, eTType? TEXT_CHROMA: TEXT_LUMA, 0 ) );
1428	#if !H_MV_ENC_DEC_TRAC
1429	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1430	DTRACE_CABAC_T("\tparseTransformSkip()");
1431	DTRACE_CABAC_T( "\tsymbol=" )
1432	DTRACE_CABAC_V( useTransformSkip )
1433	DTRACE_CABAC_T( "\tAddr=" )
1434	DTRACE_CABAC_V( pcCU->getAddr() )
1435	DTRACE_CABAC_T( "\tetype=" )
1436	DTRACE_CABAC_V( eTType )
1437	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1438	DTRACE_CABAC_V( uiAbsPartIdx )
1439	DTRACE_CABAC_T( "\n" )
1440	#endif
1441	}
1442
1443	/** Code I_PCM information.
1444	* \param pcCU pointer to CU
1445	* \param uiAbsPartIdx CU index
1446	* \returns Void
1447	*/
1448	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
1449	{
1450	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1451
1452	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1453
1454	m_pcBinIf->encodeBinTrm (uiIPCM);
1455	#if H_MV_ENC_DEC_TRAC
1456	DTRACE_CU("pcm_flag", uiIPCM)
1457	#endif
1458	if (writePCMSampleFlag)
1459	{
1460	m_pcBinIf->encodePCMAlignBits();
1461
1462	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1463	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1464	UInt uiChromaOffset = uiLumaOffset>>2;
1465	Pel* piPCMSample;
1466	UInt uiWidth;
1467	UInt uiHeight;
1468	UInt uiSampleBits;
1469	UInt uiX, uiY;
1470
1471	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1472	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1473	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1474	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1475
1476	for(uiY = 0; uiY < uiHeight; uiY++)
1477	{
1478	for(uiX = 0; uiX < uiWidth; uiX++)
1479	{
1480	UInt uiSample = piPCMSample[uiX];
1481
1482	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1483	}
1484	piPCMSample += uiWidth;
1485	}
1486
1487	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1488	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1489	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1490	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
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->getPCMSampleCr() + 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	m_pcBinIf->resetBac();
1519	}
1520	}
1521
1522	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1523	{
1524	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1525	UInt uiCtx = 0;
1526	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1527	#if !H_MV_ENC_DEC_TRAC
1528	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1529	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1530	DTRACE_CABAC_T( "\tsymbol=" )
1531	DTRACE_CABAC_V( uiCbf )
1532	DTRACE_CABAC_T( "\tctx=" )
1533	DTRACE_CABAC_V( uiCtx )
1534	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1535	DTRACE_CABAC_V( uiAbsPartIdx )
1536	DTRACE_CABAC_T( "\n" )
1537	#else
1538	DTRACE_CU( "rqt_root_cbf", uiCbf )
1539	#endif
1540	}
1541
1542	Void TEncSbac::codeQtCbfZero( TComDataCU* pcCU, TextType eType, UInt uiTrDepth )
1543	{
1544	// this function is only used to estimate the bits when cbf is 0
1545	// and will never be called when writing the bistream. do not need to write log
1546	UInt uiCbf = 0;
1547	UInt uiCtx = pcCU->getCtxQtCbf( eType, uiTrDepth );
1548	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1549	}
1550
1551	Void TEncSbac::codeQtRootCbfZero( TComDataCU* pcCU )
1552	{
1553	// this function is only used to estimate the bits when cbf is 0
1554	// and will never be called when writing the bistream. do not need to write log
1555	UInt uiCbf = 0;
1556	UInt uiCtx = 0;
1557	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1558	}
1559
1560	/** Encode (X,Y) position of the last significant coefficient
1561	* \param uiPosX X component of last coefficient
1562	* \param uiPosY Y component of last coefficient
1563	* \param width Block width
1564	* \param height Block height
1565	* \param eTType plane type / luminance or chrominance
1566	* \param uiScanIdx scan type (zig-zag, hor, ver)
1567	* This method encodes the X and Y component within a block of the last significant coefficient.
1568	*/
1569	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1570	{
1571	// swap
1572	if( uiScanIdx == SCAN_VER )
1573	{
1574	swap( uiPosX, uiPosY );
1575	}
1576
1577	UInt uiCtxLast;
1578	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1579	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1580	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1581	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1582
1583
1584	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
1585	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
1586	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
1587	shiftX= eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
1588	shiftY= eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
1589	// posX
1590	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1591	{
1592	m_pcBinIf->encodeBin( 1, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1593	}
1594	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1595	{
1596	m_pcBinIf->encodeBin( 0, *( pCtxX + blkSizeOffsetX + (uiCtxLast >>shiftX) ) );
1597	}
1598
1599	// posY
1600	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1601	{
1602	m_pcBinIf->encodeBin( 1, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1603	}
1604	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1605	{
1606	m_pcBinIf->encodeBin( 0, *( pCtxY + blkSizeOffsetY + (uiCtxLast >>shiftY) ) );
1607	}
1608	if ( uiGroupIdxX > 3 )
1609	{
1610	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1611	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1612	for (Int i = uiCount - 1 ; i >= 0; i-- )
1613	{
1614	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1615	}
1616	}
1617	if ( uiGroupIdxY > 3 )
1618	{
1619	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1620	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1621	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1622	{
1623	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1624	}
1625	}
1626	}
1627
1628	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1629	{
1630	#if !H_MV_ENC_DEC_TRAC
1631	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1632	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1633	DTRACE_CABAC_V( eTType )
1634	DTRACE_CABAC_T( "\twidth=" )
1635	DTRACE_CABAC_V( uiWidth )
1636	DTRACE_CABAC_T( "\theight=" )
1637	DTRACE_CABAC_V( uiHeight )
1638	DTRACE_CABAC_T( "\tdepth=" )
1639	DTRACE_CABAC_V( uiDepth )
1640	DTRACE_CABAC_T( "\tabspartidx=" )
1641	DTRACE_CABAC_V( uiAbsPartIdx )
1642	DTRACE_CABAC_T( "\ttoCU-X=" )
1643	DTRACE_CABAC_V( pcCU->getCUPelX() )
1644	DTRACE_CABAC_T( "\ttoCU-Y=" )
1645	DTRACE_CABAC_V( pcCU->getCUPelY() )
1646	DTRACE_CABAC_T( "\tCU-addr=" )
1647	DTRACE_CABAC_V( pcCU->getAddr() )
1648	DTRACE_CABAC_T( "\tinCU-X=" )
1649	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1650	DTRACE_CABAC_T( "\tinCU-Y=" )
1651	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1652	DTRACE_CABAC_T( "\tpredmode=" )
1653	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1654	DTRACE_CABAC_T( "\n" )
1655	#endif
1656	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1657	{
1658	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1659	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1660	}
1661
1662	UInt uiNumSig = 0;
1663
1664	// compute number of significant coefficients
1665	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1666
1667	if ( uiNumSig == 0 )
1668	return;
1669	if(pcCU->getSlice()->getPPS()->getUseTransformSkip())
1670	{
1671	codeTransformSkipFlags( pcCU,uiAbsPartIdx, uiWidth, uiHeight, eTType );
1672	}
1673	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1674
1675	//----- encode significance map -----
1676	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1677	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1678	const UInt *scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1679
1680	Bool beValid;
1681	if (pcCU->getCUTransquantBypass(uiAbsPartIdx))
1682	{
1683	beValid = false;
1684	}
1685	else
1686	{
1687	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1688	}
1689
1690	// Find position of last coefficient
1691	Int scanPosLast = -1;
1692	Int posLast;
1693
1694	const UInt * scanCG;
1695	{
1696	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1697	if( uiLog2BlockSize == 3 )
1698	{
1699	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1700	}
1701	else if( uiLog2BlockSize == 5 )
1702	{
1703	scanCG = g_sigLastScanCG32x32;
1704	}
1705	}
1706	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1707	static const UInt uiShift = MLS_CG_SIZE >> 1;
1708	const UInt uiNumBlkSide = uiWidth >> uiShift;
1709
1710	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1711
1712	do
1713	{
1714	posLast = scan[ ++scanPosLast ];
1715
1716	// get L1 sig map
1717	UInt uiPosY = posLast >> uiLog2BlockSize;
1718	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1719	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1720	if( pcCoef[ posLast ] )
1721	{
1722	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1723	}
1724
1725	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1726	}
1727	while ( uiNumSig > 0 );
1728
1729	// Code position of last coefficient
1730	Int posLastY = posLast >> uiLog2BlockSize;
1731	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1732	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1733
1734	//===== code significance flag =====
1735	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1736	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1737
1738
1739	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1740	UInt c1 = 1;
1741	UInt uiGoRiceParam = 0;
1742	Int iScanPosSig = scanPosLast;
1743
1744	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1745	{
1746	Int numNonZero = 0;
1747	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1748	uiGoRiceParam = 0;
1749	Int absCoeff[16];
1750	UInt coeffSigns = 0;
1751
1752	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1753
1754	if( iScanPosSig == scanPosLast )
1755	{
1756	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1757	coeffSigns = ( pcCoef[ posLast ] < 0 );
1758	numNonZero = 1;
1759	lastNZPosInCG = iScanPosSig;
1760	firstNZPosInCG = iScanPosSig;
1761	iScanPosSig--;
1762	}
1763
1764	// encode significant_coeffgroup_flag
1765	Int iCGBlkPos = scanCG[ iSubSet ];
1766	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1767	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1768	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1769	{
1770	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1771	}
1772	else
1773	{
1774	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1775	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1776	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1777	}
1778
1779	// encode significant_coeff_flag
1780	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1781	{
1782	Int patternSigCtx = TComTrQuant::calcPatternSigCtx( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
1783	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1784	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1785	{
1786	uiBlkPos = scan[ iScanPosSig ];
1787	uiPosY = uiBlkPos >> uiLog2BlockSize;
1788	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1789	uiSig = (pcCoef[ uiBlkPos ] != 0);
1790	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1791	{
1792	uiCtxSig = TComTrQuant::getSigCtxInc( patternSigCtx, uiScanIdx, uiPosX, uiPosY, uiLog2BlockSize, eTType );
1793	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1794	}
1795	if( uiSig )
1796	{
1797	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1798	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1799	numNonZero++;
1800	if( lastNZPosInCG == -1 )
1801	{
1802	lastNZPosInCG = iScanPosSig;
1803	}
1804	firstNZPosInCG = iScanPosSig;
1805	}
1806	}
1807	}
1808	else
1809	{
1810	iScanPosSig = iSubPos - 1;
1811	}
1812
1813	if( numNonZero > 0 )
1814	{
1815	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= SBH_THRESHOLD );
1816	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1817
1818	if( c1 == 0 )
1819	{
1820	uiCtxSet++;
1821	}
1822	c1 = 1;
1823	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1824
1825	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1826	Int firstC2FlagIdx = -1;
1827	for( Int idx = 0; idx < numC1Flag; idx++ )
1828	{
1829	UInt uiSymbol = absCoeff[ idx ] > 1;
1830	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
1831	if( uiSymbol )
1832	{
1833	c1 = 0;
1834
1835	if (firstC2FlagIdx == -1)
1836	{
1837	firstC2FlagIdx = idx;
1838	}
1839	}
1840	else if( (c1 < 3) && (c1 > 0) )
1841	{
1842	c1++;
1843	}
1844	}
1845
1846	if (c1 == 0)
1847	{
1848
1849	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1850	if ( firstC2FlagIdx != -1)
1851	{
1852	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
1853	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
1854	}
1855	}
1856
1857	if( beValid && signHidden )
1858	{
1859	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
1860	}
1861	else
1862	{
1863	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
1864	}
1865
1866	Int iFirstCoeff2 = 1;
1867	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1868	{
1869	for ( Int idx = 0; idx < numNonZero; idx++ )
1870	{
1871	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
1872
1873	if( absCoeff[ idx ] >= baseLevel)
1874	{
1875	xWriteCoefRemainExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
1876	if(absCoeff[idx] > 3*(1<<uiGoRiceParam))
1877	{
1878	uiGoRiceParam = min<UInt>(uiGoRiceParam+ 1, 4);
1879	}
1880	}
1881	if(absCoeff[ idx ] >= 2)
1882	{
1883	iFirstCoeff2 = 0;
1884	}
1885	}
1886	}
1887	}
1888	}
1889
1890	return;
1891	}
1892
1893	/** code SAO offset sign
1894	* \param code sign value
1895	*/
1896	Void TEncSbac::codeSAOSign( UInt code )
1897	{
1898	m_pcBinIf->encodeBinEP( code );
1899	}
1900
1901	Void TEncSbac::codeSaoMaxUvlc ( UInt code, UInt maxSymbol )
1902	{
1903	if (maxSymbol == 0)
1904	{
1905	return;
1906	}
1907
1908	Int i;
1909	Bool bCodeLast = ( maxSymbol > code );
1910
1911	if ( code == 0 )
1912	{
1913	m_pcBinIf->encodeBinEP( 0 );
1914	}
1915	else
1916	{
1917	m_pcBinIf->encodeBinEP( 1 );
1918	for ( i=0; i<code-1; i++ )
1919	{
1920	m_pcBinIf->encodeBinEP( 1 );
1921	}
1922	if( bCodeLast )
1923	{
1924	m_pcBinIf->encodeBinEP( 0 );
1925	}
1926	}
1927	}
1928
1929
1930	/** Code SAO EO class or BO band position
1931	* \param uiLength
1932	* \param uiCode
1933	*/
1934	Void TEncSbac::codeSaoUflc ( UInt uiLength, UInt uiCode )
1935	{
1936	m_pcBinIf->encodeBinsEP ( uiCode, uiLength );
1937	}
1938	/** Code SAO merge flags
1939	* \param uiCode
1940	* \param uiCompIdx
1941	*/
1942	Void TEncSbac::codeSaoMerge ( UInt uiCode )
1943	{
1944	if (uiCode == 0)
1945	{
1946	m_pcBinIf->encodeBin(0, m_cSaoMergeSCModel.get( 0, 0, 0 ));
1947	}
1948	else
1949	{
1950	m_pcBinIf->encodeBin(1, m_cSaoMergeSCModel.get( 0, 0, 0 ));
1951	}
1952	}
1953	/** Code SAO type index
1954	* \param uiCode
1955	*/
1956	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
1957	{
1958	if (uiCode == 0)
1959	{
1960	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1961	}
1962	else
1963	{
1964	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1965	m_pcBinIf->encodeBinEP( uiCode <= 4 ? 1 : 0 );
1966	}
1967	}
1968	/*!
1969	****************************************************************************
1970	* \brief
1971	* estimate bit cost for CBP, significant map and significant coefficients
1972	****************************************************************************
1973	*/
1974	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
1975	{
1976	estCBFBit( pcEstBitsSbac );
1977
1978	estSignificantCoeffGroupMapBit( pcEstBitsSbac, eTType );
1979
1980	// encode significance map
1981	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
1982
1983	// encode significant coefficients
1984	estSignificantCoefficientsBit( pcEstBitsSbac, eTType );
1985	}
1986
1987	/*!
1988	****************************************************************************
1989	* \brief
1990	* estimate bit cost for each CBP bit
1991	****************************************************************************
1992	*/
1993	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac )
1994	{
1995	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
1996
1997	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
1998	{
1999	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2000	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2001	}
2002
2003	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
2004
2005	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
2006	{
2007	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2008	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2009	}
2010	}
2011
2012
2013	/*!
2014	****************************************************************************
2015	* \brief
2016	* estimate SAMBAC bit cost for significant coefficient group map
2017	****************************************************************************
2018	*/
2019	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2020	{
2021	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
2022
2023	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2024	{
2025	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2026	{
2027	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
2028	}
2029	}
2030	}
2031
2032
2033	/*!
2034	****************************************************************************
2035	* \brief
2036	* estimate SAMBAC bit cost for significant coefficient map
2037	****************************************************************************
2038	*/
2039	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2040	{
2041	Int firstCtx = 1, numCtx = 8;
2042	if (max(width, height) >= 16)
2043	{
2044	firstCtx = (eTType == TEXT_LUMA) ? 21 : 12;
2045	numCtx = (eTType == TEXT_LUMA) ? 6 : 3;
2046	}
2047	else if (width == 8)
2048	{
2049	firstCtx = 9;
2050	numCtx = (eTType == TEXT_LUMA) ? 12 : 3;
2051	}
2052
2053	if (eTType == TEXT_LUMA )
2054	{
2055	for( UInt bin = 0; bin < 2; bin++ )
2056	{
2057	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, 0 ).getEntropyBits( bin );
2058	}
2059
2060	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2061	{
2062	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2063	{
2064	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2065	}
2066	}
2067	}
2068	else
2069	{
2070	for( UInt bin = 0; bin < 2; bin++ )
2071	{
2072	pcEstBitsSbac->significantBits[ 0 ][ bin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + 0 ).getEntropyBits( bin );
2073	}
2074	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2075	{
2076	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2077	{
2078	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2079	}
2080	}
2081	}
2082	Int iBitsX = 0, iBitsY = 0;
2083	Int blkSizeOffsetX, blkSizeOffsetY, shiftX, shiftY;
2084
2085	blkSizeOffsetX = eTType ? 0: (g_aucConvertToBit[ width ] *3 + ((g_aucConvertToBit[ width ] +1)>>2));
2086	blkSizeOffsetY = eTType ? 0: (g_aucConvertToBit[ height ]*3 + ((g_aucConvertToBit[ height ]+1)>>2));
2087	shiftX = eTType ? g_aucConvertToBit[ width ] :((g_aucConvertToBit[ width ]+3)>>2);
2088	shiftY = eTType ? g_aucConvertToBit[ height ] :((g_aucConvertToBit[ height ]+3)>>2);
2089
2090	Int ctx;
2091	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2092	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2093	{
2094	Int ctxOffset = blkSizeOffsetX + (ctx >>shiftX);
2095	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2096	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2097	}
2098	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2099	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2100	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2101	{
2102	Int ctxOffset = blkSizeOffsetY + (ctx >>shiftY);
2103	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2104	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2105	}
2106	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2107	}
2108
2109	/*!
2110	****************************************************************************
2111	* \brief
2112	* estimate bit cost of significant coefficient
2113	****************************************************************************
2114	*/
2115	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, TextType eTType )
2116	{
2117	if (eTType==TEXT_LUMA)
2118	{
2119	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2120	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2121
2122	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2123	{
2124	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2125	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2126	}
2127
2128	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2129	{
2130	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2131	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2132	}
2133	}
2134	else
2135	{
2136	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2137	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2138
2139	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; 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_CHROMA; 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	}
2152
2153	/**
2154	- Initialize our context information from the nominated source.
2155	.
2156	\param pSrc From where to copy context information.
2157	*/
2158	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2159	{
2160	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2161	}
2162
2163	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2164	{
2165	this->xCopyContextsFrom(pScr);
2166	}
2167	//! \}

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