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TEncSbac.cpp @ 303

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Last change on this file since 303 was 295, checked in by tech, 12 years ago
Removed macros related to DMMs, IVRP and VSP/Texture Merge candidate.
Property svn:eol-style set to `native`
File size: 83.2 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) 2010-2012, 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	#if RWTH_SDC_DLT_B0036
45	#define GetNumDepthValues() (pcCU->getSlice()->getSPS()->getNumDepthValues())
46	#define GetBitsPerDepthValue() (pcCU->getSlice()->getSPS()->getBitsPerDepthValue())
47	#endif
48
49	//! \ingroup TLibEncoder
50	//! \{
51
52	// ====================================================================================================================
53	// Constructor / destructor / create / destroy
54	// ====================================================================================================================
55
56	TEncSbac::TEncSbac()
57	// new structure here
58	: m_pcBitIf ( NULL )
59	, m_pcSlice ( NULL )
60	, m_pcBinIf ( NULL )
61	, m_bAlfCtrl ( false )
62	, m_uiCoeffCost ( 0 )
63	, m_uiMaxAlfCtrlDepth ( 0 )
64	, m_numContextModels ( 0 )
65	, m_cCUSplitFlagSCModel ( 1, 1, NUM_SPLIT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels )
66	, m_cCUSkipFlagSCModel ( 1, 1, NUM_SKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
67	#if LGE_ILLUCOMP_B0045
68	, m_cCUICFlagSCModel ( 1, 1, NUM_IC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
69	#endif
70	, m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
71	, m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
72	#if H3D_IVRP
73	, m_cResPredFlagSCModel ( 1, 1, NUM_RES_PRED_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
74	#endif
75	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
76	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
77	, m_cCUAlfCtrlFlagSCModel ( 1, 1, NUM_ALF_CTRL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
78	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
79	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
80	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
81	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
82	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
83	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
84	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
85	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
86	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
87	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
90	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
91	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
92	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
94	, m_cALFFlagSCModel ( 1, 1, NUM_ALF_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
95	, m_cALFUvlcSCModel ( 1, 1, NUM_ALF_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
96	, m_cALFSvlcSCModel ( 1, 1, NUM_ALF_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
97	, m_cCUAMPSCModel ( 1, 1, NUM_CU_AMP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
98	, m_cSaoFlagSCModel ( 1, 1, NUM_SAO_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
99	, m_cSaoUvlcSCModel ( 1, 1, NUM_SAO_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
100	, m_cSaoSvlcSCModel ( 1, 1, NUM_SAO_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
101	, m_cSaoMergeLeftSCModel ( 1, 1, NUM_SAO_MERGE_LEFT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
102	, m_cSaoMergeUpSCModel ( 1, 1, NUM_SAO_MERGE_UP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
103	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
104	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
105	, m_cDmmFlagSCModel ( 1, 1, NUM_DMM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
106	, m_cDmmModeSCModel ( 1, 1, NUM_DMM_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
107	, m_cDmmDataSCModel ( 1, 1, NUM_DMM_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
108	#endif
109	#if LGE_EDGE_INTRA_A0070
110	, m_cEdgeIntraSCModel ( 1, 1, NUM_EDGE_INTRA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
111	#if LGE_EDGE_INTRA_DELTA_DC
112	, m_cEdgeIntraDeltaDCSCModel ( 1, 1, NUM_EDGE_INTRA_DELTA_DC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
113	#endif
114	#endif
115	#if RWTH_SDC_DLT_B0036
116	, m_cSDCFlagSCModel ( 1, 1, SDC_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
117	, m_cSDCResidualFlagSCModel ( 1, 2, SDC_NUM_RESIDUAL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
118	, m_cSDCResidualSignFlagSCModel ( 1, 2, SDC_NUM_SIGN_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
119	, m_cSDCResidualSCModel ( 1, 2, SDC_NUM_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels)
120	, m_cSDCPredModeSCModel ( 1, 3, SDC_NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
121	#endif
122	{
123	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
124	m_iSliceGranularity = 0;
125	}
126
127	TEncSbac::~TEncSbac()
128	{
129	}
130
131	// ====================================================================================================================
132	// Public member functions
133	// ====================================================================================================================
134
135	Void TEncSbac::resetEntropy ()
136	{
137	Int iQp = m_pcSlice->getSliceQp();
138	SliceType eSliceType = m_pcSlice->getSliceType();
139
140	#if CABAC_INIT_FLAG
141	Int encCABACTableIdx = m_pcSlice->getPPS()->getEncCABACTableIdx();
142	if (!m_pcSlice->isIntra() && (encCABACTableIdx==B_SLICE \|\| encCABACTableIdx==P_SLICE) && m_pcSlice->getPPS()->getCabacInitPresentFlag())
143	{
144	eSliceType = (SliceType) encCABACTableIdx;
145	}
146	#endif
147
148	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
149
150	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
151	#if LGE_ILLUCOMP_B0045
152	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
153	#endif
154	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
155	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
156	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
157	#if H3D_IVRP
158	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
159	#endif
160	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
161	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
162	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
163	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
164	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
165	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
166	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
167	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
168	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
169	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
170	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
171	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
172	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
173	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
174	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
175	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
176	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
177	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
178	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
179	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
180	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
181	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
182	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
183	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
184	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
185	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
186	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
187	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
188	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
189	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
190	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
191	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
192	#endif
193	#if LGE_EDGE_INTRA_A0070
194	m_cEdgeIntraSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_EDGE_INTRA );
195	#if LGE_EDGE_INTRA_DELTA_DC
196	m_cEdgeIntraDeltaDCSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_EDGE_INTRA_DELTA_DC );
197	#endif
198	#endif
199	#if RWTH_SDC_DLT_B0036
200	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
201	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
202	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
203	m_cSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_SIGN_FLAG );
204	m_cSDCPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_PRED_MODE );
205	#endif
206
207	// new structure
208	m_uiLastQp = iQp;
209
210	m_pcBinIf->start();
211
212	return;
213	}
214
215	#if CABAC_INIT_FLAG
216	/** The function does the following:
217	* If current slice type is P/B then it determines the distance of initialisation type 1 and 2 from the current CABAC states and
218	* stores the index of the closest table. This index is used for the next P/B slice when cabac_init_present_flag is true.
219	*/
220	Void TEncSbac::determineCabacInitIdx()
221	{
222	Int qp = m_pcSlice->getSliceQp();
223
224	if (!m_pcSlice->isIntra())
225	{
226	SliceType aSliceTypeChoices[] = {B_SLICE, P_SLICE};
227
228	UInt bestCost = MAX_UINT;
229	SliceType bestSliceType = aSliceTypeChoices[0];
230	for (UInt idx=0; idx<2; idx++)
231	{
232	UInt curCost = 0;
233	SliceType curSliceType = aSliceTypeChoices[idx];
234
235	curCost = m_cCUSplitFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SPLIT_FLAG );
236	curCost += m_cCUSkipFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SKIP_FLAG );
237	#if LGE_ILLUCOMP_B0045
238	curCost += m_cCUICFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_IC_FLAG );
239	#endif
240	curCost += m_cCUAlfCtrlFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_CTRL_FLAG );
241	curCost += m_cCUMergeFlagExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT);
242	curCost += m_cCUMergeIdxExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_IDX_EXT);
243	#if H3D_IVRP
244	curCost += m_cResPredFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_RES_PRED_FLAG);
245	#endif
246	curCost += m_cCUPartSizeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PART_SIZE );
247	curCost += m_cCUAMPSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CU_AMP_POS );
248	curCost += m_cCUPredModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PRED_MODE );
249	curCost += m_cCUIntraPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
250	curCost += m_cCUChromaPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
251	curCost += m_cCUInterDirSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTER_DIR );
252	curCost += m_cCUMvdSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVD );
253	curCost += m_cCURefPicSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_REF_PIC );
254	curCost += m_cCUDeltaQpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DQP );
255	curCost += m_cCUQtCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_CBF );
256	curCost += m_cCUQtRootCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
257	curCost += m_cCUSigCoeffGroupSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
258	curCost += m_cCUSigSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_FLAG );
259	curCost += m_cCuCtxLastX.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
260	curCost += m_cCuCtxLastY.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
261	curCost += m_cCUOneSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ONE_FLAG );
262	curCost += m_cCUAbsSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ABS_FLAG );
263	curCost += m_cMVPIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVP_IDX );
264	curCost += m_cALFFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_FLAG );
265	curCost += m_cALFUvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_UVLC );
266	curCost += m_cALFSvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_SVLC );
267	curCost += m_cCUTransSubdivFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
268	curCost += m_cSaoFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_FLAG );
269	curCost += m_cSaoUvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_UVLC );
270	curCost += m_cSaoSvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_SVLC );
271	curCost += m_cSaoMergeLeftSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
272	curCost += m_cSaoMergeUpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
273	curCost += m_cSaoTypeIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
274
275	if (curCost < bestCost)
276	{
277	bestSliceType = curSliceType;
278	bestCost = curCost;
279	}
280	}
281	m_pcSlice->getPPS()->setEncCABACTableIdx( bestSliceType );
282	}
283	else
284	{
285	m_pcSlice->getPPS()->setEncCABACTableIdx( I_SLICE );
286	}
287
288	#if CABAC_INIT_FLAG && FIX_POZNAN_CABAC_INIT_FLAG
289	m_pcSlice->getPPS()->setEncPrevPOC( m_pcSlice->getPOC() );
290	#endif
291	}
292	#endif
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 LGE_ILLUCOMP_B0045
305	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
306	#endif
307	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
308	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
309	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
310	#if H3D_IVRP
311	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
312	#endif
313	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
314	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
315	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
316	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
317	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
318	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
319	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
320	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
321	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
322	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
323	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
324	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
325	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
326	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
327	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
328	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
329	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
330	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
331	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
332	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
333	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
334	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
335	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
336	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
337	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
338	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
339	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
340	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
341	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
342	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
343	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
344	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
345	#endif
346	#if RWTH_SDC_DLT_B0036
347	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
348	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
349	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
350	m_cSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_SIGN_FLAG );
351	m_cSDCPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_PRED_MODE );
352	#endif
353
354	m_pcBinIf->start();
355	}
356
357	Void TEncSbac::writeTileMarker( UInt uiTileIdx, UInt uiBitsUsed )
358	{
359	for (Int iShift=uiBitsUsed-1; iShift>=0; iShift--)
360	{
361	m_pcBinIf->encodeBinEP ( (uiTileIdx & (1 << iShift)) >> iShift );
362	}
363	}
364
365	void TEncSbac::codeSEI(const SEI&)
366	{
367	assert(0);
368	}
369
370	#if VIDYO_VPS_INTEGRATION\|QC_MVHEVC_B0046
371	Void TEncSbac::codeVPS( TComVPS* pcVPS )
372	{
373	assert (0);
374	return;
375	}
376	#endif
377
378	#if HHI_MPI \|\| OL_QTLIMIT_PREDCODING_B0068
379	Void TEncSbac::codeSPS( TComSPS* pcSPS, Bool bIsDepth )
380	#else
381	Void TEncSbac::codeSPS( TComSPS* pcSPS )
382	#endif
383	{
384	assert (0);
385	return;
386	}
387
388	Void TEncSbac::codePPS( TComPPS* pcPPS )
389	{
390	assert (0);
391	return;
392	}
393
394	Void TEncSbac::codeSliceHeader( TComSlice* pcSlice )
395	{
396	assert (0);
397	return;
398	}
399
400	Void TEncSbac::codeTilesWPPEntryPoint( TComSlice* pSlice )
401	{
402	assert (0);
403	return;
404	}
405
406	Void TEncSbac::codeTerminatingBit( UInt uilsLast )
407	{
408	m_pcBinIf->encodeBinTrm( uilsLast );
409	}
410
411	Void TEncSbac::codeSliceFinish()
412	{
413	m_pcBinIf->finish();
414	}
415
416	Void TEncSbac::codeFlush()
417	{
418	m_pcBinIf->flush();
419	}
420
421	Void TEncSbac::encodeStart()
422	{
423	m_pcBinIf->start();
424	}
425
426	Void TEncSbac::xWriteUnarySymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset )
427	{
428	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[0] );
429
430	if( 0 == uiSymbol)
431	{
432	return;
433	}
434
435	while( uiSymbol-- )
436	{
437	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ iOffset ] );
438	}
439
440	return;
441	}
442
443	Void TEncSbac::xWriteUnaryMaxSymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
444	{
445	if (uiMaxSymbol == 0)
446	{
447	return;
448	}
449
450	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ 0 ] );
451
452	if ( uiSymbol == 0 )
453	{
454	return;
455	}
456
457	Bool bCodeLast = ( uiMaxSymbol > uiSymbol );
458
459	while( --uiSymbol )
460	{
461	m_pcBinIf->encodeBin( 1, pcSCModel[ iOffset ] );
462	}
463	if( bCodeLast )
464	{
465	m_pcBinIf->encodeBin( 0, pcSCModel[ iOffset ] );
466	}
467
468	return;
469	}
470
471	Void TEncSbac::xWriteEpExGolomb( UInt uiSymbol, UInt uiCount )
472	{
473	UInt bins = 0;
474	Int numBins = 0;
475
476	while( uiSymbol >= (UInt)(1<<uiCount) )
477	{
478	bins = 2 * bins + 1;
479	numBins++;
480	uiSymbol -= 1 << uiCount;
481	uiCount ++;
482	}
483	bins = 2 * bins + 0;
484	numBins++;
485
486	bins = (bins << uiCount) \| uiSymbol;
487	numBins += uiCount;
488
489	assert( numBins <= 32 );
490	m_pcBinIf->encodeBinsEP( bins, numBins );
491	}
492
493	/** Coding of coeff_abs_level_minus3
494	* \param uiSymbol value of coeff_abs_level_minus3
495	* \param ruiGoRiceParam reference to Rice parameter
496	* \returns Void
497	*/
498	Void TEncSbac::xWriteGoRiceExGolomb( UInt uiSymbol, UInt &ruiGoRiceParam )
499	{
500	UInt uiMaxVlc = g_auiGoRiceRange[ ruiGoRiceParam ];
501	Bool bExGolomb = ( uiSymbol > uiMaxVlc );
502	UInt uiCodeWord = min<UInt>( uiSymbol, ( uiMaxVlc + 1 ) );
503	UInt uiQuotient = uiCodeWord >> ruiGoRiceParam;
504	UInt uiMaxPreLen = g_auiGoRicePrefixLen[ ruiGoRiceParam ];
505
506	UInt binValues;
507	Int numBins;
508
509	if ( uiQuotient >= uiMaxPreLen )
510	{
511	numBins = uiMaxPreLen;
512	binValues = ( 1 << numBins ) - 1;
513	}
514	else
515	{
516	numBins = uiQuotient + 1;
517	binValues = ( 1 << numBins ) - 2;
518	}
519
520	m_pcBinIf->encodeBinsEP( ( binValues << ruiGoRiceParam ) + uiCodeWord - ( uiQuotient << ruiGoRiceParam ), numBins + ruiGoRiceParam );
521
522	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( uiSymbol, 23 ) ];
523
524	if( bExGolomb )
525	{
526	uiSymbol -= uiMaxVlc + 1;
527	xWriteEpExGolomb( uiSymbol, 0 );
528	}
529	}
530
531	// SBAC RD
532	Void TEncSbac::load ( TEncSbac* pSrc)
533	{
534	this->xCopyFrom(pSrc);
535	}
536
537	Void TEncSbac::loadIntraDirModeLuma( TEncSbac* pSrc)
538	{
539	m_pcBinIf->copyState( pSrc->m_pcBinIf );
540
541	this->m_cCUIntraPredSCModel .copyFrom( &pSrc->m_cCUIntraPredSCModel );
542	}
543
544
545	Void TEncSbac::store( TEncSbac* pDest)
546	{
547	pDest->xCopyFrom( this );
548	}
549
550
551	Void TEncSbac::xCopyFrom( TEncSbac* pSrc )
552	{
553	m_pcBinIf->copyState( pSrc->m_pcBinIf );
554
555	this->m_uiCoeffCost = pSrc->m_uiCoeffCost;
556	this->m_uiLastQp = pSrc->m_uiLastQp;
557
558	memcpy( m_contextModels, pSrc->m_contextModels, m_numContextModels * sizeof( ContextModel ) );
559	}
560
561	#if H3D_IVMP
562	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList, Int iNum )
563	#else
564	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
565	#endif
566	{
567	Int iSymbol = pcCU->getMVPIdx(eRefList, uiAbsPartIdx);
568	#if H3D_IVMP
569	#else
570	Int iNum = AMVP_MAX_NUM_CANDS;
571	#endif
572
573	xWriteUnaryMaxSymbol(iSymbol, m_cMVPIdxSCModel.get(0), 1, iNum-1);
574	}
575
576	Void TEncSbac::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
577	{
578	PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx );
579
580	#if OL_QTLIMIT_PREDCODING_B0068
581	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
582	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
583	Bool bDepthMapDetect = (pcTexture != NULL);
584	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
585
586	#if HHI_QTLPC_RAU_OFF_C0160
587	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
588	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
589	#else
590	if(bDepthMapDetect && !bIntraSliceDetect && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
591	#endif
592	{
593	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
594	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
595	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
596	if (pcTextureCU->getDepth(uiCUIdx) == uiDepth && pcTextureCU->getPartitionSize( uiCUIdx ) != SIZE_NxN)
597	{
598	assert( eSize == SIZE_2Nx2N );
599	return;
600	}
601	}
602	#endif
603
604	if ( pcCU->isIntra( uiAbsPartIdx ) )
605	{
606	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
607	{
608	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
609	}
610	return;
611	}
612
613	switch(eSize)
614	{
615	case SIZE_2Nx2N:
616	{
617	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
618	break;
619	}
620	case SIZE_2NxN:
621	case SIZE_2NxnU:
622	case SIZE_2NxnD:
623	{
624	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
625	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
626	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
627	{
628	if (eSize == SIZE_2NxN)
629	{
630	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
631	}
632	else
633	{
634	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
635	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
636	}
637	}
638	break;
639	}
640	case SIZE_Nx2N:
641	case SIZE_nLx2N:
642	case SIZE_nRx2N:
643	{
644	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
645	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
646	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
647	{
648	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
649	}
650	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
651	{
652	if (eSize == SIZE_Nx2N)
653	{
654	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
655	}
656	else
657	{
658	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
659	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
660	}
661	}
662	break;
663	}
664	case SIZE_NxN:
665	{
666	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
667	{
668	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
669	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
670	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
671	}
672	break;
673	}
674	default:
675	{
676	assert(0);
677	}
678	}
679	}
680
681	/** code prediction mode
682	* \param pcCU
683	* \param uiAbsPartIdx
684	* \returns Void
685	*/
686	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
687	{
688	#if RWTH_SDC_DLT_B0036
689	if ( pcCU->getSlice()->isIntra() )
690	{
691	assert( pcCU->isIntra(uiAbsPartIdx) );
692	return;
693	}
694	#endif
695
696	// get context function is here
697	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
698	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
699	}
700
701	Void TEncSbac::codeAlfCtrlFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
702	{
703	if (!m_bAlfCtrl)
704	return;
705
706	if( pcCU->getDepth(uiAbsPartIdx) > m_uiMaxAlfCtrlDepth && !pcCU->isFirstAbsZorderIdxInDepth(uiAbsPartIdx, m_uiMaxAlfCtrlDepth))
707	{
708	return;
709	}
710
711	const UInt uiSymbol = pcCU->getAlfCtrlFlag( uiAbsPartIdx ) ? 1 : 0;
712	m_pcBinIf->encodeBin( uiSymbol, *m_cCUAlfCtrlFlagSCModel.get( 0 ) );
713	}
714
715	Void TEncSbac::codeAlfCtrlDepth()
716	{
717	if (!m_bAlfCtrl)
718	return;
719
720	UInt uiDepth = m_uiMaxAlfCtrlDepth;
721	xWriteUnaryMaxSymbol(uiDepth, m_cALFUvlcSCModel.get(0), 1, g_uiMaxCUDepth-1);
722	}
723
724	/** code skip flag
725	* \param pcCU
726	* \param uiAbsPartIdx
727	* \returns Void
728	*/
729	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
730	{
731	// get context function is here
732	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
733	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
734	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
735	DTRACE_CABAC_VL( g_nSymbolCounter++ );
736	DTRACE_CABAC_T( "\tSkipFlag" );
737	DTRACE_CABAC_T( "\tuiCtxSkip: ");
738	DTRACE_CABAC_V( uiCtxSkip );
739	DTRACE_CABAC_T( "\tuiSymbol: ");
740	DTRACE_CABAC_V( uiSymbol );
741	DTRACE_CABAC_T( "\n");
742	}
743
744	#if LGE_ILLUCOMP_B0045
745	/** code Illumination Compensation flag
746	* \param pcCU
747	* \param uiAbsPartIdx
748	* \returns Void
749	*/
750	Void TEncSbac::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
751	{
752	// get context function is here
753	UInt uiSymbol = pcCU->getICFlag( uiAbsPartIdx ) ? 1 : 0;
754	UInt uiCtxIC = pcCU->getCtxICFlag( uiAbsPartIdx ) ;
755	m_pcBinIf->encodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, uiCtxIC ) );
756	DTRACE_CABAC_VL( g_nSymbolCounter++ );
757	DTRACE_CABAC_T( "\tICFlag" );
758	DTRACE_CABAC_T( "\tuiCtxIC: ");
759	DTRACE_CABAC_V( uiCtxIC );
760	DTRACE_CABAC_T( "\tuiSymbol: ");
761	DTRACE_CABAC_V( uiSymbol );
762	DTRACE_CABAC_T( "\n");
763	}
764	#endif
765
766	/** code merge flag
767	* \param pcCU
768	* \param uiAbsPartIdx
769	* \returns Void
770	*/
771	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
772	{
773	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
774	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
775
776	DTRACE_CABAC_VL( g_nSymbolCounter++ );
777	DTRACE_CABAC_T( "\tMergeFlag: " );
778	DTRACE_CABAC_V( uiSymbol );
779	DTRACE_CABAC_T( "\tAddress: " );
780	DTRACE_CABAC_V( pcCU->getAddr() );
781	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
782	DTRACE_CABAC_V( uiAbsPartIdx );
783	DTRACE_CABAC_T( "\n" );
784	}
785
786	/** code merge index
787	* \param pcCU
788	* \param uiAbsPartIdx
789	* \returns Void
790	*/
791	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
792	{
793	UInt uiNumCand = MRG_MAX_NUM_CANDS;
794	UInt uiUnaryIdx = pcCU->getMergeIndex( uiAbsPartIdx );
795	uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
796	#if HHI_MPI
797	const Bool bMVIAvailable = pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE;
798	if( bMVIAvailable )
799	{
800	const Bool bUseMVI = pcCU->getTextureModeDepth( uiAbsPartIdx ) != -1;
801	if( bUseMVI )
802	{
803	uiUnaryIdx = (UInt)HHI_MPI_MERGE_POS;
804	}
805	else if( (Int)uiUnaryIdx >= (Int)HHI_MPI_MERGE_POS )
806	{
807	uiUnaryIdx++;
808	}
809	}
810	#endif
811	if ( uiNumCand > 1 )
812	{
813	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
814	{
815	const UInt uiSymbol = ui == uiUnaryIdx ? 0 : 1;
816	if ( ui==0 )
817	{
818	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
819	}
820	else
821	{
822	m_pcBinIf->encodeBinEP( uiSymbol );
823	}
824	if( uiSymbol == 0 )
825	{
826	break;
827	}
828	}
829	}
830	DTRACE_CABAC_VL( g_nSymbolCounter++ );
831	DTRACE_CABAC_T( "\tparseMergeIndex()" );
832	DTRACE_CABAC_T( "\tuiMRGIdx= " );
833	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
834	DTRACE_CABAC_T( "\n" );
835	}
836
837	#if H3D_IVRP
838	Void
839	TEncSbac::codeResPredFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
840	{
841	UInt uiCtx = pcCU->getCtxResPredFlag( uiAbsPartIdx );
842	UInt uiSymbol = ( pcCU->getResPredFlag( uiAbsPartIdx ) ? 1 : 0 );
843	m_pcBinIf->encodeBin( uiSymbol, m_cResPredFlagSCModel.get( 0, 0, uiCtx ) );
844	}
845	#endif
846
847	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
848	{
849	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
850	return;
851
852	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
853	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
854
855	assert( uiCtx < 3 );
856
857	#if OL_QTLIMIT_PREDCODING_B0068
858	Bool bCodeSplitFlag = true;
859
860	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
861	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
862	Bool bDepthMapDetect = (pcTexture != NULL);
863	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
864
865	#if HHI_QTLPC_RAU_OFF_C0160
866	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
867	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
868	#else
869	if(bDepthMapDetect && !bIntraSliceDetect && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
870	#endif
871	{
872	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
873	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
874	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
875	bCodeSplitFlag = (pcTextureCU->getDepth(uiCUIdx) > uiDepth);
876	}
877
878	if(!bCodeSplitFlag)
879	{
880	assert(uiCurrSplitFlag == 0);
881	return;
882	}
883	#endif
884
885	m_pcBinIf->encodeBin( uiCurrSplitFlag, m_cCUSplitFlagSCModel.get( 0, 0, uiCtx ) );
886	DTRACE_CABAC_VL( g_nSymbolCounter++ )
887	DTRACE_CABAC_T( "\tSplitFlag\n" )
888	return;
889	}
890
891	Void TEncSbac::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
892	{
893	m_pcBinIf->encodeBin( uiSymbol, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiCtx ) );
894	DTRACE_CABAC_VL( g_nSymbolCounter++ )
895	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
896	DTRACE_CABAC_T( "\tsymbol=" )
897	DTRACE_CABAC_V( uiSymbol )
898	DTRACE_CABAC_T( "\tctx=" )
899	DTRACE_CABAC_V( uiCtx )
900	DTRACE_CABAC_T( "\n" )
901	}
902
903	#if LGE_EDGE_INTRA_A0070
904	Void TEncSbac::xCodeEdgeIntraInfo( TComDataCU* pcCU, UInt uiPartIdx )
905	{
906	UInt uiDepth = pcCU->getDepth( uiPartIdx ) + (pcCU->getPartitionSize( uiPartIdx ) == SIZE_NxN ? 1 : 0);
907	UInt uiCtxEdgeIntra = pcCU->getCtxEdgeIntra( uiPartIdx );
908	UChar* pucSymbolList = pcCU->getEdgeCode( uiPartIdx );
909	UChar ucEdgeNumber = pcCU->getEdgeNumber( uiPartIdx );
910	Bool bLeft = pcCU->getEdgeLeftFirst( uiPartIdx );
911	UChar ucStart = pcCU->getEdgeStartPos( uiPartIdx );
912	UInt uiSymbol;
913
914	// 1. Top(0) or Left(1)
915	uiSymbol = (bLeft == false) ? 0 : 1;
916	m_pcBinIf->encodeBinEP( uiSymbol );
917
918	// 2. Start position (lowest bit first)
919	uiSymbol = ucStart;
920	for( UInt ui = 6; ui > uiDepth; ui-- ) // 64(0)->6, 32(1)->5, 16(2)->4, 8(3)->3, 4(4)->2
921	{
922	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
923	uiSymbol >>= 1;
924	}
925
926	// 3. Number of edges
927	uiSymbol = ucEdgeNumber > 0 ? ucEdgeNumber - 1 : 0;
928	for( UInt ui = 7; ui > uiDepth; ui-- ) // 64(0)->7, 32(1)->6, 16(2)->5, 8(3)->4, 4(4)->3
929	{
930	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
931	uiSymbol >>= 1;
932	}
933
934	if(uiSymbol != 0)
935	{
936	printf(" ucEdgeNumber %d at depth %d\n",ucEdgeNumber, uiDepth);
937	assert(false);
938	}
939
940	// 4. Edges
941	for( Int iPtr2 = 0; iPtr2 < ucEdgeNumber; iPtr2++ )
942	{
943	UInt uiReorderSymbol = pucSymbolList[iPtr2];
944
945	//printf ("Ptr = %d, Symbol = %d\n", iPtr2, uiSymbol);
946
947	// Left-friendly direction (Top start)
948	// 0 ( 0deg) => 0
949	// 1 ( 45deg) => 10
950	// 2 ( -45deg) => 110
951	// 3 ( 90deg) => 1110
952	// 4 ( -90deg) => 11110
953	// 5 ( 135deg) => 111110
954	// 6 (-135deg) => 111111
955	// Right-friendly direction (Left start)
956	// 0 ( 0deg) => 0
957	// 2 ( -45deg) => 10
958	// 1 ( 45deg) => 110
959	// 4 ( -90deg) => 1110
960	// 3 ( 90deg) => 11110
961	// 6 (-135deg) => 111110
962	// 5 ( 135deg) => 111111
963
964	// refer to a paper "An efficient chain code with Huffman coding"
965
966	for( UInt ui = 0; ui < uiReorderSymbol; ui++ )
967	{
968	m_pcBinIf->encodeBin( 1, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
969	}
970
971	if( uiReorderSymbol != 6 )
972	m_pcBinIf->encodeBin( 0, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
973	}
974	}
975	#endif
976
977	Void TEncSbac::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx )
978	{
979	UInt uiDir = pcCU->getLumaIntraDir( uiAbsPartIdx );
980
981	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
982	if( pcCU->getSlice()->getSPS()->getUseDMM() && pcCU->getWidth( uiAbsPartIdx ) <= DMM_WEDGEMODEL_MAX_SIZE )
983	{
984	#if LGE_EDGE_INTRA_A0070
985	m_pcBinIf->encodeBin( uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX, m_cDmmFlagSCModel.get(0, 0, 0) );
986	#else
987	m_pcBinIf->encodeBin( uiDir >= NUM_INTRA_MODE, m_cDmmFlagSCModel.get(0, 0, 0) );
988	#endif
989	}
990	#if LGE_EDGE_INTRA_A0070
991	if( uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX )
992	#else
993	if( uiDir >= NUM_INTRA_MODE )
994	#endif
995	{
996	assert( pcCU->getWidth( uiAbsPartIdx ) <= DMM_WEDGEMODEL_MAX_SIZE );
997	UInt uiDMMode = uiDir - NUM_INTRA_MODE;
998
999	#if HHI_DMM_WEDGE_INTRA && HHI_DMM_PRED_TEX
1000	m_pcBinIf->encodeBin( (uiDMMode & 0x01), m_cDmmModeSCModel.get(0, 0, 0) );
1001	m_pcBinIf->encodeBin( (uiDMMode & 0x02) >> 1, m_cDmmModeSCModel.get(0, 0, 0) );
1002
1003	if( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && pcCU->getWidth( uiAbsPartIdx ) > 4 )
1004	{
1005	m_pcBinIf->encodeBin( (uiDMMode & 0x04) >> 2, m_cDmmModeSCModel.get(0, 0, 0) );
1006	}
1007	#else
1008	m_pcBinIf->encodeBin( (uiDMMode & 0x01), m_cDmmModeSCModel.get(0, 0, 0) );
1009
1010	if( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && pcCU->getWidth( uiAbsPartIdx ) > 4 )
1011	{
1012	m_pcBinIf->encodeBin( (uiDMMode & 0x02) >> 1, m_cDmmModeSCModel.get(0, 0, 0) );
1013	}
1014	#endif
1015	#if HHI_DMM_WEDGE_INTRA
1016	if( uiDir == DMM_WEDGE_FULL_IDX ) { xCodeWedgeFullInfo ( pcCU, uiAbsPartIdx ); }
1017	if( uiDir == DMM_WEDGE_FULL_D_IDX ) { xCodeWedgeFullDeltaInfo ( pcCU, uiAbsPartIdx ); }
1018	if( uiDir == DMM_WEDGE_PREDDIR_IDX ) { xCodeWedgePredDirInfo ( pcCU, uiAbsPartIdx ); }
1019	if( uiDir == DMM_WEDGE_PREDDIR_D_IDX ) { xCodeWedgePredDirDeltaInfo ( pcCU, uiAbsPartIdx ); }
1020	#endif
1021	#if HHI_DMM_PRED_TEX
1022
1023	#if FLEX_CODING_ORDER_M23723
1024	if ( !pcCU->getSlice()->getSPS()->getUseDMM34() )
1025	{
1026	assert( uiDir != DMM_WEDGE_PREDTEX_D_IDX );
1027	assert( uiDir != DMM_CONTOUR_PREDTEX_D_IDX );
1028	}
1029	#endif
1030
1031	if( uiDir == DMM_WEDGE_PREDTEX_D_IDX ) { xCodeWedgePredTexDeltaInfo ( pcCU, uiAbsPartIdx ); }
1032	#if LGE_DMM3_SIMP_C0044
1033	if( uiDir == DMM_WEDGE_PREDTEX_IDX ) { xCodeWedgePredTexInfo ( pcCU, uiAbsPartIdx ); }
1034	#endif
1035	if( uiDir == DMM_CONTOUR_PREDTEX_D_IDX ) { xCodeContourPredTexDeltaInfo( pcCU, uiAbsPartIdx ); }
1036	#endif
1037	}
1038	else
1039	#if LGE_EDGE_INTRA_A0070
1040	if ( uiDir >= EDGE_INTRA_IDX)
1041	{
1042	m_pcBinIf->encodeBin( 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1043	m_pcBinIf->encodeBinsEP( 63, 6 );
1044	xCodeEdgeIntraInfo( pcCU, uiAbsPartIdx );
1045	#if LGE_EDGE_INTRA_DELTA_DC
1046	m_pcBinIf->encodeBin( (uiDir == EDGE_INTRA_DELTA_IDX), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 0) );
1047	if( uiDir == EDGE_INTRA_DELTA_IDX )
1048	{
1049	Int iDeltaDC0 = pcCU->getEdgeDeltaDC0( uiAbsPartIdx );
1050	Int iDeltaDC1 = pcCU->getEdgeDeltaDC1( uiAbsPartIdx );
1051
1052	xWriteExGolombLevel( UInt( abs( iDeltaDC0 ) ), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1053	if ( iDeltaDC0 != 0 )
1054	{
1055	UInt uiSign = iDeltaDC0 > 0 ? 0 : 1;
1056	m_pcBinIf->encodeBinEP( uiSign );
1057	}
1058	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1059	if ( iDeltaDC1 != 0 )
1060	{
1061	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
1062	m_pcBinIf->encodeBinEP( uiSign );
1063	}
1064	}
1065	#endif
1066	}
1067	else
1068	#endif // LGE_EDGE_INTRA
1069	{
1070	#endif
1071	#if LGE_EDGE_INTRA_A0070
1072	Bool bCodeEdgeIntra = false;
1073	if( pcCU->getSlice()->getSPS()->isDepth() )
1074	{
1075	UInt uiPUWidth = pcCU->getWidth( uiAbsPartIdx ) >> (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0);
1076	if( uiPUWidth <= LGE_EDGE_INTRA_MAX_SIZE && uiPUWidth >= LGE_EDGE_INTRA_MIN_SIZE )
1077	bCodeEdgeIntra = true;
1078	}
1079	#endif
1080
1081	Int uiPreds[3] = {-1, -1, -1};
1082	Int uiPredNum = pcCU->getIntraDirLumaPredictor(uiAbsPartIdx, uiPreds);
1083
1084	Int uiPredIdx = -1;
1085
1086	for(UInt i = 0; i < uiPredNum; i++)
1087	{
1088	if(uiDir == uiPreds[i])
1089	{
1090	uiPredIdx = i;
1091	}
1092	}
1093
1094	if(uiPredIdx != -1)
1095	{
1096	m_pcBinIf->encodeBin( 1, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1097	m_pcBinIf->encodeBinEP( uiPredIdx ? 1 : 0 );
1098	if (uiPredIdx)
1099	{
1100	m_pcBinIf->encodeBinEP( uiPredIdx-1 );
1101	}
1102	}
1103	else
1104	{
1105	m_pcBinIf->encodeBin( 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1106
1107	if (uiPreds[0] > uiPreds[1])
1108	{
1109	std::swap(uiPreds[0], uiPreds[1]);
1110	}
1111	if (uiPreds[0] > uiPreds[2])
1112	{
1113	std::swap(uiPreds[0], uiPreds[2]);
1114	}
1115	if (uiPreds[1] > uiPreds[2])
1116	{
1117	std::swap(uiPreds[1], uiPreds[2]);
1118	}
1119
1120	for(Int i = (uiPredNum - 1); i >= 0; i--)
1121	{
1122	uiDir = uiDir > uiPreds[i] ? uiDir - 1 : uiDir;
1123	}
1124
1125	m_pcBinIf->encodeBinsEP( uiDir, 5 );
1126	#if LGE_EDGE_INTRA_A0070
1127	if (bCodeEdgeIntra)
1128	if (uiDir == 31) m_pcBinIf->encodeBinsEP(0,1);
1129	#endif
1130	}
1131	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1132	}
1133	#endif
1134	return;
1135	}
1136
1137	Void TEncSbac::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1138	{
1139	UInt uiIntraDirChroma = pcCU->getChromaIntraDir( uiAbsPartIdx );
1140
1141	if( uiIntraDirChroma == DM_CHROMA_IDX )
1142	{
1143	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1144	}
1145	else if( uiIntraDirChroma == LM_CHROMA_IDX )
1146	{
1147	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1148	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 1 ) );
1149	}
1150	else
1151	{
1152	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1153	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1154
1155	for( Int i = 0; i < NUM_CHROMA_MODE - 2; i++ )
1156	{
1157	if( uiIntraDirChroma == uiAllowedChromaDir[i] )
1158	{
1159	uiIntraDirChroma = i;
1160	break;
1161	}
1162	}
1163	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1164
1165	if (pcCU->getSlice()->getSPS()->getUseLMChroma())
1166	{
1167	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 1 ));
1168	}
1169	m_pcBinIf->encodeBinsEP( uiIntraDirChroma, 2 );
1170	}
1171	return;
1172	}
1173
1174	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1175	{
1176	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1177	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1178	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1179	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1180
1181	return;
1182	}
1183
1184	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1185	{
1186	if ( pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C) > 0 && pcCU->getInterDir( uiAbsPartIdx ) != 3)
1187	{
1188	Int iRefFrame = pcCU->getSlice()->getRefIdxOfLC(eRefList, pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx ));
1189
1190	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1191	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1192
1193	if( iRefFrame > 0 )
1194	{
1195	xWriteUnaryMaxSymbol( iRefFrame - 1, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C )-2 );
1196	}
1197	#if MERL_VSP_C0152
1198	else if (iRefFrame < 0) // NOT_VALID
1199	{
1200	assert(0);
1201	}
1202	#endif
1203	}
1204	else
1205	{
1206	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1207	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1208	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1209
1210	if( iRefFrame > 0 )
1211	{
1212	xWriteUnaryMaxSymbol( iRefFrame - 1, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( eRefList )-2 );
1213	}
1214	#if MERL_VSP_C0152
1215	else if (iRefFrame < 0) // NOT_VALID
1216	{
1217	assert(0);
1218	}
1219	#endif
1220	}
1221	return;
1222	}
1223
1224	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1225	{
1226	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1227	{
1228	return;
1229	}
1230
1231	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1232	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1233	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1234	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1235
1236	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1237	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1238
1239	const Bool bHorAbsGr0 = iHor != 0;
1240	const Bool bVerAbsGr0 = iVer != 0;
1241	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1242	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1243	pCtx++;
1244
1245	if( bHorAbsGr0 )
1246	{
1247	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1248	}
1249
1250	if( bVerAbsGr0 )
1251	{
1252	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1253	}
1254
1255	if( bHorAbsGr0 )
1256	{
1257	if( uiHorAbs > 1 )
1258	{
1259	xWriteEpExGolomb( uiHorAbs-2, 1 );
1260	}
1261
1262	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1263	}
1264
1265	if( bVerAbsGr0 )
1266	{
1267	if( uiVerAbs > 1 )
1268	{
1269	xWriteEpExGolomb( uiVerAbs-2, 1 );
1270	}
1271
1272	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1273	}
1274
1275	return;
1276	}
1277
1278	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1279	{
1280	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1281
1282	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1283	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1284
1285	if ( iDQp == 0 )
1286	{
1287	m_pcBinIf->encodeBin( 0, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1288	}
1289	else
1290	{
1291	m_pcBinIf->encodeBin( 1, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1292
1293	UInt uiSign = (iDQp > 0 ? 0 : 1);
1294
1295	m_pcBinIf->encodeBinEP(uiSign);
1296
1297	assert(iDQp >= -(26+(qpBdOffsetY/2)));
1298	assert(iDQp <= (25+(qpBdOffsetY/2)));
1299
1300	UInt uiMaxAbsDQpMinus1 = 24 + (qpBdOffsetY/2) + (uiSign);
1301	UInt uiAbsDQpMinus1 = (UInt)((iDQp > 0)? iDQp : (-iDQp)) - 1;
1302	xWriteUnaryMaxSymbol( uiAbsDQpMinus1, &m_cCUDeltaQpSCModel.get( 0, 0, 1 ), 1, uiMaxAbsDQpMinus1);
1303	}
1304
1305	return;
1306	}
1307
1308	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1309	{
1310	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1311	UInt uiCtx = pcCU->getCtxQtCbf( uiAbsPartIdx, eType, uiTrDepth );
1312	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1313	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1314	DTRACE_CABAC_T( "\tparseQtCbf()" )
1315	DTRACE_CABAC_T( "\tsymbol=" )
1316	DTRACE_CABAC_V( uiCbf )
1317	DTRACE_CABAC_T( "\tctx=" )
1318	DTRACE_CABAC_V( uiCtx )
1319	DTRACE_CABAC_T( "\tetype=" )
1320	DTRACE_CABAC_V( eType )
1321	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1322	DTRACE_CABAC_V( uiAbsPartIdx )
1323	DTRACE_CABAC_T( "\n" )
1324	}
1325
1326	/** Code I_PCM information.
1327	* \param pcCU pointer to CU
1328	* \param uiAbsPartIdx CU index
1329	* \param numIPCM the number of succesive IPCM blocks with the same size
1330	* \param firstIPCMFlag
1331	* \returns Void
1332	*/
1333	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, Int numIPCM, Bool firstIPCMFlag)
1334	{
1335	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1336
1337	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1338
1339	if( uiIPCM == 0 \|\| firstIPCMFlag)
1340	{
1341	m_pcBinIf->encodeBinTrm (uiIPCM);
1342
1343	if ( firstIPCMFlag )
1344	{
1345	m_pcBinIf->encodeNumSubseqIPCM( numIPCM - 1 );
1346	m_pcBinIf->encodePCMAlignBits();
1347	}
1348	}
1349
1350	if (writePCMSampleFlag)
1351	{
1352	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1353	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1354	UInt uiChromaOffset = uiLumaOffset>>2;
1355	Pel* piPCMSample;
1356	UInt uiWidth;
1357	UInt uiHeight;
1358	UInt uiSampleBits;
1359	UInt uiX, uiY;
1360
1361	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1362	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1363	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1364	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1365
1366	for(uiY = 0; uiY < uiHeight; uiY++)
1367	{
1368	for(uiX = 0; uiX < uiWidth; uiX++)
1369	{
1370	UInt uiSample = piPCMSample[uiX];
1371
1372	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1373	}
1374	piPCMSample += uiWidth;
1375	}
1376
1377	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1378	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1379	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1380	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1381
1382	for(uiY = 0; uiY < uiHeight; uiY++)
1383	{
1384	for(uiX = 0; uiX < uiWidth; uiX++)
1385	{
1386	UInt uiSample = piPCMSample[uiX];
1387
1388	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1389	}
1390	piPCMSample += uiWidth;
1391	}
1392
1393	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
1394	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1395	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1396	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1397
1398	for(uiY = 0; uiY < uiHeight; uiY++)
1399	{
1400	for(uiX = 0; uiX < uiWidth; uiX++)
1401	{
1402	UInt uiSample = piPCMSample[uiX];
1403
1404	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1405	}
1406	piPCMSample += uiWidth;
1407	}
1408	numIPCM--;
1409	if(numIPCM == 0)
1410	{
1411	m_pcBinIf->resetBac();
1412	}
1413	}
1414	}
1415
1416	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1417	{
1418	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1419	UInt uiCtx = 0;
1420	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1421	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1422	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1423	DTRACE_CABAC_T( "\tsymbol=" )
1424	DTRACE_CABAC_V( uiCbf )
1425	DTRACE_CABAC_T( "\tctx=" )
1426	DTRACE_CABAC_V( uiCtx )
1427	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1428	DTRACE_CABAC_V( uiAbsPartIdx )
1429	DTRACE_CABAC_T( "\n" )
1430	}
1431
1432	/** Encode (X,Y) position of the last significant coefficient
1433	* \param uiPosX X component of last coefficient
1434	* \param uiPosY Y component of last coefficient
1435	* \param width Block width
1436	* \param height Block height
1437	* \param eTType plane type / luminance or chrominance
1438	* \param uiScanIdx scan type (zig-zag, hor, ver)
1439	* This method encodes the X and Y component within a block of the last significant coefficient.
1440	*/
1441	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1442	{
1443	// swap
1444	if( uiScanIdx == SCAN_VER )
1445	{
1446	swap( uiPosX, uiPosY );
1447	}
1448
1449	UInt uiCtxLast;
1450	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1451	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1452	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1453	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1454
1455	// posX
1456	Int widthCtx = eTType? 4: width;
1457	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ widthCtx ] ( g_aucConvertToBit[ widthCtx ] + 3 ) );
1458	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1459	{
1460	if (eTType)
1461	{
1462	m_pcBinIf->encodeBin( 1, *( pCtxX + (uiCtxLast>>g_aucConvertToBit[ width ]) ) );
1463	}
1464	else
1465	{
1466	m_pcBinIf->encodeBin( 1, *( pCtxX + puiCtxIdxX[ uiCtxLast ] ) );
1467	}
1468	}
1469	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1470	{
1471	if ( eTType )
1472	{
1473	m_pcBinIf->encodeBin( 0, *( pCtxX + (uiCtxLast>>g_aucConvertToBit[ width ]) ) );
1474	}
1475	else
1476	{
1477	m_pcBinIf->encodeBin( 0, *( pCtxX + puiCtxIdxX[ uiCtxLast ] ) );
1478	}
1479	}
1480
1481	// posY
1482	Int heightCtx = eTType? 4: height;
1483	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ heightCtx ] ( g_aucConvertToBit[ heightCtx ] + 3 ) );
1484	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1485	{
1486	if (eTType)
1487	{
1488	m_pcBinIf->encodeBin( 1, *( pCtxY + (uiCtxLast>>g_aucConvertToBit[ height ])));
1489	}
1490	else
1491	{
1492	m_pcBinIf->encodeBin( 1, *( pCtxY + puiCtxIdxY[ uiCtxLast ] ) );
1493	}
1494	}
1495	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1496	{
1497	if (eTType)
1498	{
1499	m_pcBinIf->encodeBin( 0, *( pCtxY + (uiCtxLast>>g_aucConvertToBit[ height ]) ) );
1500	}
1501	else
1502	{
1503	m_pcBinIf->encodeBin( 0, *( pCtxY + puiCtxIdxY[ uiCtxLast ] ) );
1504	}
1505	}
1506	if ( uiGroupIdxX > 3 )
1507	{
1508	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1509	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1510	for (Int i = uiCount - 1 ; i >= 0; i-- )
1511	{
1512	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1513	}
1514	}
1515	if ( uiGroupIdxY > 3 )
1516	{
1517	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1518	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1519	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1520	{
1521	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1522	}
1523	}
1524	}
1525
1526	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1527	{
1528	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1529	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1530	DTRACE_CABAC_V( eTType )
1531	DTRACE_CABAC_T( "\twidth=" )
1532	DTRACE_CABAC_V( uiWidth )
1533	DTRACE_CABAC_T( "\theight=" )
1534	DTRACE_CABAC_V( uiHeight )
1535	DTRACE_CABAC_T( "\tdepth=" )
1536	DTRACE_CABAC_V( uiDepth )
1537	DTRACE_CABAC_T( "\tabspartidx=" )
1538	DTRACE_CABAC_V( uiAbsPartIdx )
1539	DTRACE_CABAC_T( "\ttoCU-X=" )
1540	DTRACE_CABAC_V( pcCU->getCUPelX() )
1541	DTRACE_CABAC_T( "\ttoCU-Y=" )
1542	DTRACE_CABAC_V( pcCU->getCUPelY() )
1543	DTRACE_CABAC_T( "\tCU-addr=" )
1544	DTRACE_CABAC_V( pcCU->getAddr() )
1545	DTRACE_CABAC_T( "\tinCU-X=" )
1546	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1547	DTRACE_CABAC_T( "\tinCU-Y=" )
1548	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1549	DTRACE_CABAC_T( "\tpredmode=" )
1550	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1551	DTRACE_CABAC_T( "\n" )
1552
1553	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1554	{
1555	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1556	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1557	}
1558
1559	UInt uiNumSig = 0;
1560
1561	// compute number of significant coefficients
1562	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1563
1564	if ( uiNumSig == 0 )
1565	return;
1566
1567	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1568
1569	//----- encode significance map -----
1570	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1571	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1572	if (uiScanIdx == SCAN_ZIGZAG)
1573	{
1574	// Map zigzag to diagonal scan
1575	uiScanIdx = SCAN_DIAG;
1576	}
1577	Int blockType = uiLog2BlockSize;
1578	if (uiWidth != uiHeight)
1579	{
1580	uiScanIdx = SCAN_DIAG;
1581	blockType = 4;
1582	}
1583
1584	const UInt * scan;
1585	if (uiWidth == uiHeight)
1586	{
1587	scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1588	}
1589	else
1590	{
1591	scan = g_sigScanNSQT[ uiLog2BlockSize - 2 ];
1592	}
1593
1594	UInt const tsig = pcCU->getSlice()->getPPS()->getTSIG();
1595	#if LOSSLESS_CODING
1596	Bool beValid;
1597	if (pcCU->isLosslessCoded(uiAbsPartIdx))
1598	{
1599	beValid = false;
1600	}
1601	else
1602	{
1603	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1604	}
1605	#else
1606	Bool beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1607	#endif
1608
1609	// Find position of last coefficient
1610	Int scanPosLast = -1;
1611	Int posLast;
1612
1613	const UInt * scanCG;
1614	if (uiWidth == uiHeight)
1615	{
1616	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1617	if( uiLog2BlockSize == 3 )
1618	{
1619	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1620	}
1621	else if( uiLog2BlockSize == 5 )
1622	{
1623	scanCG = g_sigLastScanCG32x32;
1624	}
1625	}
1626	else
1627	{
1628	scanCG = g_sigCGScanNSQT[ uiLog2BlockSize - 2 ];
1629	}
1630	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1631	static const UInt uiShift = MLS_CG_SIZE >> 1;
1632	const UInt uiNumBlkSide = uiWidth >> uiShift;
1633
1634	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1635
1636	do
1637	{
1638	posLast = scan[ ++scanPosLast ];
1639
1640	// get L1 sig map
1641	UInt uiPosY = posLast >> uiLog2BlockSize;
1642	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1643	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1644	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1645	{
1646	if( uiScanIdx == SCAN_HOR )
1647	{
1648	uiBlkIdx = uiPosY >> 1;
1649	}
1650	else if( uiScanIdx == SCAN_VER )
1651	{
1652	uiBlkIdx = uiPosX >> 1;
1653	}
1654	}
1655	if( pcCoef[ posLast ] )
1656	{
1657	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1658	}
1659
1660	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1661	}
1662	while ( uiNumSig > 0 );
1663
1664	// Code position of last coefficient
1665	Int posLastY = posLast >> uiLog2BlockSize;
1666	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1667	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1668
1669	//===== code significance flag =====
1670	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1671	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1672
1673
1674	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1675	UInt uiNumOne = 0;
1676	UInt uiGoRiceParam = 0;
1677	Int iScanPosSig = scanPosLast;
1678
1679	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1680	{
1681	Int numNonZero = 0;
1682	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1683	uiGoRiceParam = 0;
1684	Int absCoeff[16];
1685	UInt coeffSigns = 0;
1686
1687	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1688
1689	if( iScanPosSig == scanPosLast )
1690	{
1691	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1692	coeffSigns = ( pcCoef[ posLast ] < 0 );
1693	numNonZero = 1;
1694	lastNZPosInCG = iScanPosSig;
1695	firstNZPosInCG = iScanPosSig;
1696	iScanPosSig--;
1697	}
1698
1699	// encode significant_coeffgroup_flag
1700	Int iCGBlkPos = scanCG[ iSubSet ];
1701	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1702	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1703	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1704	{
1705	iCGPosY = (uiScanIdx == SCAN_HOR ? iCGBlkPos : 0);
1706	iCGPosX = (uiScanIdx == SCAN_VER ? iCGBlkPos : 0);
1707	}
1708	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1709	{
1710	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1711	}
1712	else
1713	{
1714	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1715	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight );
1716	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1717	}
1718
1719	// encode significant_coeff_flag
1720	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1721	{
1722	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1723	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1724	{
1725	uiBlkPos = scan[ iScanPosSig ];
1726	uiPosY = uiBlkPos >> uiLog2BlockSize;
1727	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1728	uiSig = (pcCoef[ uiBlkPos ] != 0);
1729	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1730	{
1731	uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
1732	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1733	}
1734	if( uiSig )
1735	{
1736	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1737	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1738	numNonZero++;
1739	if( lastNZPosInCG == -1 )
1740	{
1741	lastNZPosInCG = iScanPosSig;
1742	}
1743	firstNZPosInCG = iScanPosSig;
1744	}
1745	}
1746	}
1747	else
1748	{
1749	iScanPosSig = iSubPos - 1;
1750	}
1751
1752	if( numNonZero > 0 )
1753	{
1754	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= (Int)tsig );
1755
1756	UInt c1 = 1;
1757	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1758
1759	if( uiNumOne > 0 )
1760	{
1761	uiCtxSet++;
1762	}
1763
1764	uiNumOne >>= 1;
1765	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1766
1767	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1768	Int firstC2FlagIdx = -1;
1769	for( Int idx = 0; idx < numC1Flag; idx++ )
1770	{
1771	UInt uiSymbol = absCoeff[ idx ] > 1;
1772	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
1773	if( uiSymbol )
1774	{
1775	c1 = 0;
1776
1777	if (firstC2FlagIdx == -1)
1778	{
1779	firstC2FlagIdx = idx;
1780	}
1781	}
1782	else if( (c1 < 3) && (c1 > 0) )
1783	{
1784	c1++;
1785	}
1786	}
1787
1788	if (c1 == 0)
1789	{
1790
1791	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1792	if ( firstC2FlagIdx != -1)
1793	{
1794	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
1795	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
1796	}
1797	}
1798
1799	if( beValid && signHidden )
1800	{
1801	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
1802	}
1803	else
1804	{
1805	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
1806	}
1807
1808	Int iFirstCoeff2 = 1;
1809	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1810	{
1811	for ( Int idx = 0; idx < numNonZero; idx++ )
1812	{
1813	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
1814
1815	if( absCoeff[ idx ] >= baseLevel)
1816	{
1817	xWriteGoRiceExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
1818	}
1819	if(absCoeff[ idx ] >= 2)
1820	{
1821	iFirstCoeff2 = 0;
1822	uiNumOne++;
1823	}
1824	}
1825	}
1826	}
1827	else
1828	{
1829	uiNumOne >>= 1;
1830	}
1831	}
1832
1833	return;
1834	}
1835
1836	Void TEncSbac::codeAlfFlag ( UInt uiCode )
1837	{
1838	UInt uiSymbol = ( ( uiCode == 0 ) ? 0 : 1 );
1839	m_pcBinIf->encodeBin( uiSymbol, m_cALFFlagSCModel.get( 0, 0, 0 ) );
1840	}
1841
1842	Void TEncSbac::codeAlfCtrlFlag( UInt uiSymbol )
1843	{
1844	m_pcBinIf->encodeBin( uiSymbol, m_cCUAlfCtrlFlagSCModel.get( 0, 0, 0) );
1845	}
1846
1847	Void TEncSbac::codeAlfUvlc ( UInt uiCode )
1848	{
1849	Int i;
1850
1851	if ( uiCode == 0 )
1852	{
1853	m_pcBinIf->encodeBin( 0, m_cALFUvlcSCModel.get( 0, 0, 0 ) );
1854	}
1855	else
1856	{
1857	m_pcBinIf->encodeBin( 1, m_cALFUvlcSCModel.get( 0, 0, 0 ) );
1858	for ( i=0; i<uiCode-1; i++ )
1859	{
1860	m_pcBinIf->encodeBin( 1, m_cALFUvlcSCModel.get( 0, 0, 1 ) );
1861	}
1862	m_pcBinIf->encodeBin( 0, m_cALFUvlcSCModel.get( 0, 0, 1 ) );
1863	}
1864	}
1865
1866	Void TEncSbac::codeAlfSvlc ( Int iCode )
1867	{
1868	Int i;
1869
1870	if ( iCode == 0 )
1871	{
1872	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 0 ) );
1873	}
1874	else
1875	{
1876	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 0 ) );
1877
1878	// write sign
1879	if ( iCode > 0 )
1880	{
1881	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 1 ) );
1882	}
1883	else
1884	{
1885	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 1 ) );
1886	iCode = -iCode;
1887	}
1888
1889	// write magnitude
1890	for ( i=0; i<iCode-1; i++ )
1891	{
1892	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 2 ) );
1893	}
1894	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 2 ) );
1895	}
1896	}
1897
1898	Void TEncSbac::codeSaoFlag ( UInt uiCode )
1899	{
1900	UInt uiSymbol = ( ( uiCode == 0 ) ? 0 : 1 );
1901	m_pcBinIf->encodeBin( uiSymbol, m_cSaoFlagSCModel.get( 0, 0, 0 ) );
1902	}
1903
1904	Void TEncSbac::codeSaoUvlc ( UInt uiCode )
1905	{
1906	Int i;
1907
1908	if ( uiCode == 0 )
1909	{
1910	m_pcBinIf->encodeBin( 0, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
1911	}
1912	else
1913	{
1914	m_pcBinIf->encodeBin( 1, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
1915	for ( i=0; i<uiCode-1; i++ )
1916	{
1917	m_pcBinIf->encodeBin( 1, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
1918	}
1919	m_pcBinIf->encodeBin( 0, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
1920	}
1921	}
1922
1923	Void TEncSbac::codeSaoSvlc ( Int iCode )
1924	{
1925	Int i;
1926
1927	if ( iCode == 0 )
1928	{
1929	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
1930	}
1931	else
1932	{
1933	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
1934
1935	// write sign
1936	if ( iCode > 0 )
1937	{
1938	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
1939	}
1940	else
1941	{
1942	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
1943	iCode = -iCode;
1944	}
1945
1946	// write magnitude
1947	for ( i=0; i<iCode-1; i++ )
1948	{
1949	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
1950	}
1951	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
1952	}
1953	}
1954	/** Code SAO band position
1955	* \param uiCode
1956	*/
1957	Void TEncSbac::codeSaoUflc ( UInt uiCode )
1958	{
1959	for (Int i=0;i<5;i++)
1960	{
1961	m_pcBinIf->encodeBinEP ( (uiCode>>i) &0x01 );
1962	}
1963	}
1964	/** Code SAO merge left flag
1965	* \param uiCode
1966	* \param uiCompIdx
1967	*/
1968	Void TEncSbac::codeSaoMergeLeft ( UInt uiCode, UInt uiCompIdx )
1969	{
1970	if (uiCode == 0)
1971	{
1972	m_pcBinIf->encodeBin(0, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ));
1973	}
1974	else
1975	{
1976	m_pcBinIf->encodeBin(1, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ));
1977	}
1978	}
1979	/** Code SAO merge up flag
1980	* \param uiCode
1981	*/
1982	Void TEncSbac::codeSaoMergeUp ( UInt uiCode)
1983	{
1984	if (uiCode == 0)
1985	{
1986	m_pcBinIf->encodeBin(0, m_cSaoMergeUpSCModel.get( 0, 0, 0 ));
1987	}
1988	else
1989	{
1990	m_pcBinIf->encodeBin(1, m_cSaoMergeUpSCModel.get( 0, 0, 0 ));
1991	}
1992	}
1993	/** Code SAO type index
1994	* \param uiCode
1995	*/
1996	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
1997	{
1998	Int i;
1999	if ( uiCode == 0 )
2000	{
2001	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2002	}
2003	else
2004	{
2005	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2006	for ( i=0; i<uiCode-1; i++ )
2007	{
2008	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2009	}
2010	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2011	}
2012	}
2013	/*!
2014	****************************************************************************
2015	* \brief
2016	* estimate bit cost for CBP, significant map and significant coefficients
2017	****************************************************************************
2018	*/
2019	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2020	{
2021	estCBFBit( pcEstBitsSbac, 0, eTType );
2022
2023	estSignificantCoeffGroupMapBit( pcEstBitsSbac, 0, eTType );
2024
2025	// encode significance map
2026	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
2027
2028	// encode significant coefficients
2029	estSignificantCoefficientsBit( pcEstBitsSbac, 0, eTType );
2030	}
2031
2032	/*!
2033	****************************************************************************
2034	* \brief
2035	* estimate bit cost for each CBP bit
2036	****************************************************************************
2037	*/
2038	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2039	{
2040	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
2041
2042	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
2043	{
2044	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2045	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2046	}
2047
2048	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
2049
2050	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
2051	{
2052	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2053	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2054	}
2055	}
2056
2057
2058	/*!
2059	****************************************************************************
2060	* \brief
2061	* estimate SAMBAC bit cost for significant coefficient group map
2062	****************************************************************************
2063	*/
2064	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2065	{
2066	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
2067
2068	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2069	{
2070	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2071	{
2072	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
2073	}
2074	}
2075	}
2076
2077
2078	/*!
2079	****************************************************************************
2080	* \brief
2081	* estimate SAMBAC bit cost for significant coefficient map
2082	****************************************************************************
2083	*/
2084	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2085	{
2086	Int firstCtx = 0, numCtx = (eTType == TEXT_LUMA) ? 9 : 6;
2087	if (std::max(width, height) >= 16)
2088	{
2089	firstCtx = (eTType == TEXT_LUMA) ? 20 : 17;
2090	numCtx = (eTType == TEXT_LUMA) ? 7 : 4;
2091	}
2092	else if (width == 8)
2093	{
2094	firstCtx = (eTType == TEXT_LUMA) ? 9 : 6;
2095	numCtx = 11;
2096	}
2097
2098	if (eTType == TEXT_LUMA )
2099	{
2100	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2101	{
2102	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2103	{
2104	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2105	}
2106	}
2107	}
2108	else
2109	{
2110	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2111	{
2112	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2113	{
2114	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2115	}
2116	}
2117	}
2118	Int iBitsX = 0, iBitsY = 0;
2119	const UInt *puiCtxIdx;
2120	Int ctx;
2121	Int widthCtx = eTType? 4 : width;
2122	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ widthCtx ]*(g_aucConvertToBit[ widthCtx ]+3));
2123	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2124	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2125	{
2126	Int ctxOffset = puiCtxIdx[ ctx ];
2127	if (eTType)
2128	{
2129	Int ctxOffsetC = ctx>>g_aucConvertToBit[ width ];
2130	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffsetC ].getEntropyBits( 0 );
2131	iBitsX += pCtxX[ ctxOffsetC].getEntropyBits( 1 );
2132	}
2133	else
2134	{
2135	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2136	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2137	}
2138	}
2139	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2140
2141	Int heightCtx = eTType? 4 : height;
2142	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ heightCtx ]*(g_aucConvertToBit[ heightCtx ]+3));
2143	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2144	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2145	{
2146	Int ctxOffset = puiCtxIdx[ ctx ];
2147	if (eTType)
2148	{
2149	Int ctxOffsetC = ctx>>g_aucConvertToBit[ height ];
2150	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffsetC ].getEntropyBits( 0 );
2151	iBitsY += pCtxY[ctxOffsetC].getEntropyBits( 1 );
2152	}
2153	else
2154	{
2155	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2156	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2157	}
2158	}
2159	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2160	}
2161
2162	/*!
2163	****************************************************************************
2164	* \brief
2165	* estimate bit cost of significant coefficient
2166	****************************************************************************
2167	*/
2168	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2169	{
2170	if (eTType==TEXT_LUMA)
2171	{
2172	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2173	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2174
2175	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2176	{
2177	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2178	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2179	}
2180
2181	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2182	{
2183	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2184	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2185	}
2186	}
2187	else
2188	{
2189	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2190	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2191
2192	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; ctxIdx++)
2193	{
2194	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2195	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2196	}
2197
2198	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_CHROMA; ctxIdx++)
2199	{
2200	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2201	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2202	}
2203	}
2204	}
2205
2206	/**
2207	- Initialize our context information from the nominated source.
2208	.
2209	\param pSrc From where to copy context information.
2210	*/
2211	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2212	{
2213	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2214	}
2215
2216	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2217	{
2218	this->xCopyContextsFrom(pScr);
2219	}
2220
2221	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX \|\| (LGE_EDGE_INTRA_A0070 && LGE_EDGE_INTRA_DELTA_DC)
2222	Void TEncSbac::xWriteExGolombLevel( UInt uiSymbol, ContextModel& rcSCModel )
2223	{
2224	if( uiSymbol )
2225	{
2226	m_pcBinIf->encodeBin( 1, rcSCModel );
2227	UInt uiCount = 0;
2228	Bool bNoExGo = (uiSymbol < 13);
2229
2230	while( --uiSymbol && ++uiCount < 13 )
2231	{
2232	m_pcBinIf->encodeBin( 1, rcSCModel );
2233	}
2234	if( bNoExGo )
2235	{
2236	m_pcBinIf->encodeBin( 0, rcSCModel );
2237	}
2238	else
2239	{
2240	xWriteEpExGolomb( uiSymbol, 0 );
2241	}
2242	}
2243	else
2244	{
2245	m_pcBinIf->encodeBin( 0, rcSCModel );
2246	}
2247
2248	return;
2249	}
2250	#endif
2251	#if HHI_DMM_WEDGE_INTRA
2252	Void TEncSbac::xCodeWedgeFullInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2253	{
2254	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2255	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2256
2257	UInt uiTabIdx = pcCU->getWedgeFullTabIdx( uiAbsPartIdx );
2258
2259	for ( Int i = 0; i < iBits; i++ )
2260	{
2261	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 0) );
2262	}
2263	}
2264
2265	Void TEncSbac::xCodeWedgeFullDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2266	{
2267	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2268	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2269
2270	UInt uiTabIdx = pcCU->getWedgeFullTabIdx( uiAbsPartIdx );
2271
2272	for ( Int i = 0; i < iBits; i++ )
2273	{
2274	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 0) );
2275	}
2276
2277	Int iDeltaDC1 = pcCU->getWedgeFullDeltaDC1( uiAbsPartIdx );
2278	Int iDeltaDC2 = pcCU->getWedgeFullDeltaDC2( uiAbsPartIdx );
2279
2280	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2281	if ( iDeltaDC1 != 0 )
2282	{
2283	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2284	m_pcBinIf->encodeBinEP( uiSign );
2285	}
2286	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2287	if ( iDeltaDC2 != 0 )
2288	{
2289	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2290	m_pcBinIf->encodeBinEP( uiSign );
2291	}
2292	}
2293
2294	Void TEncSbac::xCodeWedgePredDirInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2295	{
2296	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2297	{
2298	Int iDeltaEnd = pcCU->getWedgePredDirDeltaEnd( uiAbsPartIdx );
2299	m_pcBinIf->encodeBin( (iDeltaEnd!=0), m_cDmmDataSCModel.get(0, 0, 2) );
2300
2301	if( iDeltaEnd != 0 )
2302	{
2303	UInt uiAbsValMinus1 = abs(iDeltaEnd)-1;
2304	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmmDataSCModel.get(0, 0, 2) );
2305	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmmDataSCModel.get(0, 0, 2) );
2306
2307	UInt uiSign = iDeltaEnd > 0 ? 0 : 1;
2308	m_pcBinIf->encodeBinEP( uiSign );
2309	}
2310	}
2311	}
2312
2313	Void TEncSbac::xCodeWedgePredDirDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2314	{
2315	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2316	{
2317	Int iDeltaEnd = pcCU->getWedgePredDirDeltaEnd( uiAbsPartIdx );
2318	m_pcBinIf->encodeBin( (iDeltaEnd!=0), m_cDmmDataSCModel.get(0, 0, 2) );
2319
2320	if( iDeltaEnd != 0 )
2321	{
2322	UInt uiAbsValMinus1 = abs(iDeltaEnd)-1;
2323	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmmDataSCModel.get(0, 0, 2) );
2324	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmmDataSCModel.get(0, 0, 2) );
2325
2326	UInt uiSign = iDeltaEnd > 0 ? 0 : 1;
2327	m_pcBinIf->encodeBinEP( uiSign );
2328	}
2329	}
2330
2331	Int iDeltaDC1 = pcCU->getWedgePredDirDeltaDC1( uiAbsPartIdx );
2332	Int iDeltaDC2 = pcCU->getWedgePredDirDeltaDC2( uiAbsPartIdx );
2333
2334	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2335	if ( iDeltaDC1 != 0 )
2336	{
2337	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2338	m_pcBinIf->encodeBinEP( uiSign );
2339	}
2340	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2341	if ( iDeltaDC2 != 0 )
2342	{
2343	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2344	m_pcBinIf->encodeBinEP( uiSign );
2345	}
2346	}
2347	#endif
2348	#if HHI_DMM_PRED_TEX
2349	#if LGE_DMM3_SIMP_C0044
2350	Void TEncSbac::xCodeWedgePredTexInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2351	{
2352	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2353	Int iBits = g_aucWedgeTexPredBitsListIdx[iIntraIdx];
2354
2355	UInt uiTabIdx = pcCU->getWedgePredTexIntraTabIdx( uiAbsPartIdx );
2356
2357	for ( Int i = 0; i < iBits; i++ )
2358	{
2359	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 3) );
2360	}
2361	}
2362	#endif
2363
2364	Void TEncSbac::xCodeWedgePredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2365	{
2366	#if LGE_DMM3_SIMP_C0044
2367	xCodeWedgePredTexInfo( pcCU, uiAbsPartIdx );
2368	#endif
2369	Int iDeltaDC1 = pcCU->getWedgePredTexDeltaDC1( uiAbsPartIdx );
2370	Int iDeltaDC2 = pcCU->getWedgePredTexDeltaDC2( uiAbsPartIdx );
2371
2372	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2373	if ( iDeltaDC1 != 0 )
2374	{
2375	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2376	m_pcBinIf->encodeBinEP( uiSign );
2377	}
2378	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2379	if ( iDeltaDC2 != 0 )
2380	{
2381	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2382	m_pcBinIf->encodeBinEP( uiSign );
2383	}
2384	}
2385
2386	Void TEncSbac::xCodeContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2387	{
2388	Int iDeltaDC1 = pcCU->getContourPredTexDeltaDC1( uiAbsPartIdx );
2389	Int iDeltaDC2 = pcCU->getContourPredTexDeltaDC2( uiAbsPartIdx );
2390
2391	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2392	if ( iDeltaDC1 != 0 )
2393	{
2394	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2395	m_pcBinIf->encodeBinEP( uiSign );
2396	}
2397	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2398	if ( iDeltaDC2 != 0 )
2399	{
2400	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2401	m_pcBinIf->encodeBinEP( uiSign );
2402	}
2403	}
2404	#endif
2405
2406	#if RWTH_SDC_DLT_B0036
2407	Void TEncSbac::codeSDCPredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
2408	{
2409	assert( pcCU->getSlice()->getSPS()->isDepth() );
2410	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
2411	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2412
2413	UInt uiPredMode = pcCU->getLumaIntraDir(uiAbsPartIdx);
2414	UInt uiCtx = 0;
2415
2416	UInt uiMPModeIdx = 0;
2417
2418	for(Int i=0; i<RWTH_SDC_NUM_PRED_MODES-1; i++)
2419	{
2420	UInt uiBit = (uiPredMode == g_auiSDCPredModes[uiMPModeIdx]) ? 1 : 0;
2421	m_pcBinIf->encodeBin( uiBit, m_cSDCPredModeSCModel.get( 0, i, uiCtx ) );
2422
2423	// if mode is most probable mode, we are done here
2424	if ( uiBit == 1 )
2425	break;
2426
2427	// else: get next most probable pred mode
2428	uiMPModeIdx = (uiMPModeIdx+1)%RWTH_SDC_NUM_PRED_MODES;
2429	}
2430
2431	#if HHI_DMM_WEDGE_INTRA
2432	if( uiPredMode == DMM_WEDGE_FULL_IDX ) { xCodeWedgeFullInfo ( pcCU, uiAbsPartIdx ); }
2433	if( uiPredMode == DMM_WEDGE_PREDDIR_IDX ) { xCodeWedgePredDirInfo ( pcCU, uiAbsPartIdx ); }
2434	#endif
2435
2436	AOF(uiPredMode == g_auiSDCPredModes[uiMPModeIdx]);
2437	}
2438
2439	Void TEncSbac::codeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2440	{
2441	// get context function is here
2442	UInt uiSymbol = pcCU->getSDCFlag( uiAbsPartIdx ) ? 1 : 0;
2443	UInt uiCtxSDCFlag = pcCU->getCtxSDCFlag( uiAbsPartIdx );
2444	m_pcBinIf->encodeBin( uiSymbol, m_cSDCFlagSCModel.get( 0, 0, uiCtxSDCFlag ) );
2445
2446	}
2447
2448	Void TEncSbac::codeSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment )
2449	{
2450	assert( pcCU->getSlice()->getSPS()->isDepth() );
2451	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
2452	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2453	assert( uiSegment < 2 );
2454
2455	Pel segmentDCOffset = pcCU->getSDCSegmentDCOffset(uiSegment, uiAbsPartIdx);
2456
2457	UInt uiResidual = segmentDCOffset == 0 ? 0 : 1;
2458	UInt uiSign = segmentDCOffset < 0 ? 1 : 0;
2459	UInt uiAbsIdx = abs(segmentDCOffset);
2460	UInt uiBit = 0;
2461
2462	UInt uiMaxResidualBits = GetBitsPerDepthValue();
2463	assert( uiMaxResidualBits <= g_uiBitDepth );
2464
2465	// residual flag
2466	m_pcBinIf->encodeBin( uiResidual, m_cSDCResidualFlagSCModel.get( 0, uiSegment, 0 ) ); //TODO depthmap: more sophisticated context selection
2467
2468	if (uiResidual)
2469	{
2470	// encode sign bit of residual
2471	m_pcBinIf->encodeBin( uiSign, m_cSDCResidualSignFlagSCModel.get( 0, uiSegment, 0 ) ); //TODO depthmap: more sophisticated context selection
2472
2473	assert(uiAbsIdx < GetNumDepthValues());
2474
2475	// encode residual magnitude
2476	uiAbsIdx -= 1;
2477	for (Int i=0; i<uiMaxResidualBits; i++)
2478	{
2479	uiBit = (uiAbsIdx & (1<<i))>>i;
2480
2481	m_pcBinIf->encodeBin( uiBit, m_cSDCResidualSCModel.get( 0, uiSegment, i ) ); //TODO depthmap: more sophisticated context selection
2482	}
2483
2484	}
2485	}
2486	#endif
2487	//! \}

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source: 3DVCSoftware/branches/HTM-5.1-dev0/source/Lib/TLibEncoder/TEncSbac.cpp @ 303

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