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source: 3DVCSoftware/branches/HTM-6.2-dev1-Qualcomm/source/Lib/TLibEncoder/TEncSbac.cpp @ 1417

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Last change on this file since 1417 was 332, checked in by tech, 12 years ago
Merged branch 6.1-Cleanup@329.
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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 \|\| H3D_QTL
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 H3D_QTL
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	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
587	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
588	{
589	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
590	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
591	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
592	if (pcTextureCU->getDepth(uiCUIdx) == uiDepth && pcTextureCU->getPartitionSize( uiCUIdx ) != SIZE_NxN)
593	{
594	assert( eSize == SIZE_2Nx2N );
595	return;
596	}
597	}
598	#endif
599
600	if ( pcCU->isIntra( uiAbsPartIdx ) )
601	{
602	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
603	{
604	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
605	}
606	return;
607	}
608
609	switch(eSize)
610	{
611	case SIZE_2Nx2N:
612	{
613	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
614	break;
615	}
616	case SIZE_2NxN:
617	case SIZE_2NxnU:
618	case SIZE_2NxnD:
619	{
620	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
621	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
622	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
623	{
624	if (eSize == SIZE_2NxN)
625	{
626	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
627	}
628	else
629	{
630	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
631	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
632	}
633	}
634	break;
635	}
636	case SIZE_Nx2N:
637	case SIZE_nLx2N:
638	case SIZE_nRx2N:
639	{
640	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
641	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
642	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
643	{
644	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
645	}
646	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
647	{
648	if (eSize == SIZE_Nx2N)
649	{
650	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
651	}
652	else
653	{
654	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
655	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
656	}
657	}
658	break;
659	}
660	case SIZE_NxN:
661	{
662	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
663	{
664	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
665	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
666	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
667	}
668	break;
669	}
670	default:
671	{
672	assert(0);
673	}
674	}
675	}
676
677	/** code prediction mode
678	* \param pcCU
679	* \param uiAbsPartIdx
680	* \returns Void
681	*/
682	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
683	{
684	#if RWTH_SDC_DLT_B0036
685	if ( pcCU->getSlice()->isIntra() )
686	{
687	assert( pcCU->isIntra(uiAbsPartIdx) );
688	return;
689	}
690	#endif
691
692	// get context function is here
693	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
694	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
695	}
696
697	Void TEncSbac::codeAlfCtrlFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
698	{
699	if (!m_bAlfCtrl)
700	return;
701
702	if( pcCU->getDepth(uiAbsPartIdx) > m_uiMaxAlfCtrlDepth && !pcCU->isFirstAbsZorderIdxInDepth(uiAbsPartIdx, m_uiMaxAlfCtrlDepth))
703	{
704	return;
705	}
706
707	const UInt uiSymbol = pcCU->getAlfCtrlFlag( uiAbsPartIdx ) ? 1 : 0;
708	m_pcBinIf->encodeBin( uiSymbol, *m_cCUAlfCtrlFlagSCModel.get( 0 ) );
709	}
710
711	Void TEncSbac::codeAlfCtrlDepth()
712	{
713	if (!m_bAlfCtrl)
714	return;
715
716	UInt uiDepth = m_uiMaxAlfCtrlDepth;
717	xWriteUnaryMaxSymbol(uiDepth, m_cALFUvlcSCModel.get(0), 1, g_uiMaxCUDepth-1);
718	}
719
720	/** code skip flag
721	* \param pcCU
722	* \param uiAbsPartIdx
723	* \returns Void
724	*/
725	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
726	{
727	// get context function is here
728	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
729	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
730	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
731	DTRACE_CABAC_VL( g_nSymbolCounter++ );
732	DTRACE_CABAC_T( "\tSkipFlag" );
733	DTRACE_CABAC_T( "\tuiCtxSkip: ");
734	DTRACE_CABAC_V( uiCtxSkip );
735	DTRACE_CABAC_T( "\tuiSymbol: ");
736	DTRACE_CABAC_V( uiSymbol );
737	DTRACE_CABAC_T( "\n");
738	}
739
740	#if LGE_ILLUCOMP_B0045
741	/** code Illumination Compensation flag
742	* \param pcCU
743	* \param uiAbsPartIdx
744	* \returns Void
745	*/
746	Void TEncSbac::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
747	{
748	// get context function is here
749	UInt uiSymbol = pcCU->getICFlag( uiAbsPartIdx ) ? 1 : 0;
750	UInt uiCtxIC = pcCU->getCtxICFlag( uiAbsPartIdx ) ;
751	m_pcBinIf->encodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, uiCtxIC ) );
752	DTRACE_CABAC_VL( g_nSymbolCounter++ );
753	DTRACE_CABAC_T( "\tICFlag" );
754	DTRACE_CABAC_T( "\tuiCtxIC: ");
755	DTRACE_CABAC_V( uiCtxIC );
756	DTRACE_CABAC_T( "\tuiSymbol: ");
757	DTRACE_CABAC_V( uiSymbol );
758	DTRACE_CABAC_T( "\n");
759	}
760	#endif
761
762	/** code merge flag
763	* \param pcCU
764	* \param uiAbsPartIdx
765	* \returns Void
766	*/
767	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
768	{
769	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
770	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
771
772	DTRACE_CABAC_VL( g_nSymbolCounter++ );
773	DTRACE_CABAC_T( "\tMergeFlag: " );
774	DTRACE_CABAC_V( uiSymbol );
775	DTRACE_CABAC_T( "\tAddress: " );
776	DTRACE_CABAC_V( pcCU->getAddr() );
777	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
778	DTRACE_CABAC_V( uiAbsPartIdx );
779	DTRACE_CABAC_T( "\n" );
780	}
781
782	/** code merge index
783	* \param pcCU
784	* \param uiAbsPartIdx
785	* \returns Void
786	*/
787	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
788	{
789	UInt uiNumCand = MRG_MAX_NUM_CANDS;
790	UInt uiUnaryIdx = pcCU->getMergeIndex( uiAbsPartIdx );
791	uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
792	#if HHI_MPI
793	const Bool bMVIAvailable = pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE;
794	if( bMVIAvailable )
795	{
796	const Bool bUseMVI = pcCU->getTextureModeDepth( uiAbsPartIdx ) != -1;
797	if( bUseMVI )
798	{
799	uiUnaryIdx = (UInt)HHI_MPI_MERGE_POS;
800	}
801	else if( (Int)uiUnaryIdx >= (Int)HHI_MPI_MERGE_POS )
802	{
803	uiUnaryIdx++;
804	}
805	}
806	#endif
807	if ( uiNumCand > 1 )
808	{
809	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
810	{
811	const UInt uiSymbol = ui == uiUnaryIdx ? 0 : 1;
812	if ( ui==0 )
813	{
814	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
815	}
816	else
817	{
818	m_pcBinIf->encodeBinEP( uiSymbol );
819	}
820	if( uiSymbol == 0 )
821	{
822	break;
823	}
824	}
825	}
826	DTRACE_CABAC_VL( g_nSymbolCounter++ );
827	DTRACE_CABAC_T( "\tparseMergeIndex()" );
828	DTRACE_CABAC_T( "\tuiMRGIdx= " );
829	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
830	DTRACE_CABAC_T( "\n" );
831	}
832
833	#if H3D_IVRP
834	Void
835	TEncSbac::codeResPredFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
836	{
837	UInt uiCtx = pcCU->getCtxResPredFlag( uiAbsPartIdx );
838	UInt uiSymbol = ( pcCU->getResPredFlag( uiAbsPartIdx ) ? 1 : 0 );
839	m_pcBinIf->encodeBin( uiSymbol, m_cResPredFlagSCModel.get( 0, 0, uiCtx ) );
840	}
841	#endif
842
843	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
844	{
845	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
846	return;
847
848	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
849	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
850
851	assert( uiCtx < 3 );
852
853	#if H3D_QTL
854	Bool bCodeSplitFlag = true;
855
856	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
857	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
858	Bool bDepthMapDetect = (pcTexture != NULL);
859	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
860
861	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
862	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
863	{
864	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
865	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
866	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
867	bCodeSplitFlag = (pcTextureCU->getDepth(uiCUIdx) > uiDepth);
868	}
869
870	if(!bCodeSplitFlag)
871	{
872	assert(uiCurrSplitFlag == 0);
873	return;
874	}
875	#endif
876
877	m_pcBinIf->encodeBin( uiCurrSplitFlag, m_cCUSplitFlagSCModel.get( 0, 0, uiCtx ) );
878	DTRACE_CABAC_VL( g_nSymbolCounter++ )
879	DTRACE_CABAC_T( "\tSplitFlag\n" )
880	return;
881	}
882
883	Void TEncSbac::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
884	{
885	m_pcBinIf->encodeBin( uiSymbol, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiCtx ) );
886	DTRACE_CABAC_VL( g_nSymbolCounter++ )
887	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
888	DTRACE_CABAC_T( "\tsymbol=" )
889	DTRACE_CABAC_V( uiSymbol )
890	DTRACE_CABAC_T( "\tctx=" )
891	DTRACE_CABAC_V( uiCtx )
892	DTRACE_CABAC_T( "\n" )
893	}
894
895	#if LGE_EDGE_INTRA_A0070
896	Void TEncSbac::xCodeEdgeIntraInfo( TComDataCU* pcCU, UInt uiPartIdx )
897	{
898	UInt uiDepth = pcCU->getDepth( uiPartIdx ) + (pcCU->getPartitionSize( uiPartIdx ) == SIZE_NxN ? 1 : 0);
899	UInt uiCtxEdgeIntra = pcCU->getCtxEdgeIntra( uiPartIdx );
900	UChar* pucSymbolList = pcCU->getEdgeCode( uiPartIdx );
901	UChar ucEdgeNumber = pcCU->getEdgeNumber( uiPartIdx );
902	Bool bLeft = pcCU->getEdgeLeftFirst( uiPartIdx );
903	UChar ucStart = pcCU->getEdgeStartPos( uiPartIdx );
904	UInt uiSymbol;
905
906	// 1. Top(0) or Left(1)
907	uiSymbol = (bLeft == false) ? 0 : 1;
908	m_pcBinIf->encodeBinEP( uiSymbol );
909
910	// 2. Start position (lowest bit first)
911	uiSymbol = ucStart;
912	for( UInt ui = 6; ui > uiDepth; ui-- ) // 64(0)->6, 32(1)->5, 16(2)->4, 8(3)->3, 4(4)->2
913	{
914	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
915	uiSymbol >>= 1;
916	}
917
918	// 3. Number of edges
919	uiSymbol = ucEdgeNumber > 0 ? ucEdgeNumber - 1 : 0;
920	for( UInt ui = 7; ui > uiDepth; ui-- ) // 64(0)->7, 32(1)->6, 16(2)->5, 8(3)->4, 4(4)->3
921	{
922	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
923	uiSymbol >>= 1;
924	}
925
926	if(uiSymbol != 0)
927	{
928	printf(" ucEdgeNumber %d at depth %d\n",ucEdgeNumber, uiDepth);
929	assert(false);
930	}
931
932	// 4. Edges
933	for( Int iPtr2 = 0; iPtr2 < ucEdgeNumber; iPtr2++ )
934	{
935	UInt uiReorderSymbol = pucSymbolList[iPtr2];
936
937	//printf ("Ptr = %d, Symbol = %d\n", iPtr2, uiSymbol);
938
939	// Left-friendly direction (Top start)
940	// 0 ( 0deg) => 0
941	// 1 ( 45deg) => 10
942	// 2 ( -45deg) => 110
943	// 3 ( 90deg) => 1110
944	// 4 ( -90deg) => 11110
945	// 5 ( 135deg) => 111110
946	// 6 (-135deg) => 111111
947	// Right-friendly direction (Left start)
948	// 0 ( 0deg) => 0
949	// 2 ( -45deg) => 10
950	// 1 ( 45deg) => 110
951	// 4 ( -90deg) => 1110
952	// 3 ( 90deg) => 11110
953	// 6 (-135deg) => 111110
954	// 5 ( 135deg) => 111111
955
956	// refer to a paper "An efficient chain code with Huffman coding"
957
958	for( UInt ui = 0; ui < uiReorderSymbol; ui++ )
959	{
960	m_pcBinIf->encodeBin( 1, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
961	}
962
963	if( uiReorderSymbol != 6 )
964	m_pcBinIf->encodeBin( 0, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
965	}
966	}
967	#endif
968
969	Void TEncSbac::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx )
970	{
971	UInt uiDir = pcCU->getLumaIntraDir( uiAbsPartIdx );
972
973	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
974	if( pcCU->getSlice()->getSPS()->getUseDMM() && pcCU->getWidth( uiAbsPartIdx ) <= DMM_WEDGEMODEL_MAX_SIZE )
975	{
976	#if LGE_EDGE_INTRA_A0070
977	m_pcBinIf->encodeBin( uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX, m_cDmmFlagSCModel.get(0, 0, 0) );
978	#else
979	m_pcBinIf->encodeBin( uiDir >= NUM_INTRA_MODE, m_cDmmFlagSCModel.get(0, 0, 0) );
980	#endif
981	}
982	#if LGE_EDGE_INTRA_A0070
983	if( uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX )
984	#else
985	if( uiDir >= NUM_INTRA_MODE )
986	#endif
987	{
988	assert( pcCU->getWidth( uiAbsPartIdx ) <= DMM_WEDGEMODEL_MAX_SIZE );
989	UInt uiDMMode = uiDir - NUM_INTRA_MODE;
990
991	#if HHI_DMM_WEDGE_INTRA && HHI_DMM_PRED_TEX
992	m_pcBinIf->encodeBin( (uiDMMode & 0x01), m_cDmmModeSCModel.get(0, 0, 0) );
993	m_pcBinIf->encodeBin( (uiDMMode & 0x02) >> 1, m_cDmmModeSCModel.get(0, 0, 0) );
994
995	if( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && pcCU->getWidth( uiAbsPartIdx ) > 4 )
996	{
997	m_pcBinIf->encodeBin( (uiDMMode & 0x04) >> 2, m_cDmmModeSCModel.get(0, 0, 0) );
998	}
999	#else
1000	m_pcBinIf->encodeBin( (uiDMMode & 0x01), m_cDmmModeSCModel.get(0, 0, 0) );
1001
1002	if( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && pcCU->getWidth( uiAbsPartIdx ) > 4 )
1003	{
1004	m_pcBinIf->encodeBin( (uiDMMode & 0x02) >> 1, m_cDmmModeSCModel.get(0, 0, 0) );
1005	}
1006	#endif
1007	#if HHI_DMM_WEDGE_INTRA
1008	if( uiDir == DMM_WEDGE_FULL_IDX ) { xCodeWedgeFullInfo ( pcCU, uiAbsPartIdx ); }
1009	if( uiDir == DMM_WEDGE_FULL_D_IDX ) { xCodeWedgeFullDeltaInfo ( pcCU, uiAbsPartIdx ); }
1010	if( uiDir == DMM_WEDGE_PREDDIR_IDX ) { xCodeWedgePredDirInfo ( pcCU, uiAbsPartIdx ); }
1011	if( uiDir == DMM_WEDGE_PREDDIR_D_IDX ) { xCodeWedgePredDirDeltaInfo ( pcCU, uiAbsPartIdx ); }
1012	#endif
1013	#if HHI_DMM_PRED_TEX
1014
1015	#if FLEX_CODING_ORDER_M23723
1016	if ( !pcCU->getSlice()->getSPS()->getUseDMM34() )
1017	{
1018	assert( uiDir != DMM_WEDGE_PREDTEX_D_IDX );
1019	assert( uiDir != DMM_CONTOUR_PREDTEX_D_IDX );
1020	}
1021	#endif
1022
1023	if( uiDir == DMM_WEDGE_PREDTEX_D_IDX ) { xCodeWedgePredTexDeltaInfo ( pcCU, uiAbsPartIdx ); }
1024	#if LGE_DMM3_SIMP_C0044
1025	if( uiDir == DMM_WEDGE_PREDTEX_IDX ) { xCodeWedgePredTexInfo ( pcCU, uiAbsPartIdx ); }
1026	#endif
1027	if( uiDir == DMM_CONTOUR_PREDTEX_D_IDX ) { xCodeContourPredTexDeltaInfo( pcCU, uiAbsPartIdx ); }
1028	#endif
1029	}
1030	else
1031	#if LGE_EDGE_INTRA_A0070
1032	if ( uiDir >= EDGE_INTRA_IDX)
1033	{
1034	m_pcBinIf->encodeBin( 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1035	m_pcBinIf->encodeBinsEP( 63, 6 );
1036	xCodeEdgeIntraInfo( pcCU, uiAbsPartIdx );
1037	#if LGE_EDGE_INTRA_DELTA_DC
1038	m_pcBinIf->encodeBin( (uiDir == EDGE_INTRA_DELTA_IDX), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 0) );
1039	if( uiDir == EDGE_INTRA_DELTA_IDX )
1040	{
1041	Int iDeltaDC0 = pcCU->getEdgeDeltaDC0( uiAbsPartIdx );
1042	Int iDeltaDC1 = pcCU->getEdgeDeltaDC1( uiAbsPartIdx );
1043
1044	xWriteExGolombLevel( UInt( abs( iDeltaDC0 ) ), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1045	if ( iDeltaDC0 != 0 )
1046	{
1047	UInt uiSign = iDeltaDC0 > 0 ? 0 : 1;
1048	m_pcBinIf->encodeBinEP( uiSign );
1049	}
1050	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1051	if ( iDeltaDC1 != 0 )
1052	{
1053	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
1054	m_pcBinIf->encodeBinEP( uiSign );
1055	}
1056	}
1057	#endif
1058	}
1059	else
1060	#endif // LGE_EDGE_INTRA
1061	{
1062	#endif
1063	#if LGE_EDGE_INTRA_A0070
1064	Bool bCodeEdgeIntra = false;
1065	if( pcCU->getSlice()->getSPS()->isDepth() )
1066	{
1067	UInt uiPUWidth = pcCU->getWidth( uiAbsPartIdx ) >> (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0);
1068	if( uiPUWidth <= LGE_EDGE_INTRA_MAX_SIZE && uiPUWidth >= LGE_EDGE_INTRA_MIN_SIZE )
1069	bCodeEdgeIntra = true;
1070	}
1071	#endif
1072
1073	Int uiPreds[3] = {-1, -1, -1};
1074	Int uiPredNum = pcCU->getIntraDirLumaPredictor(uiAbsPartIdx, uiPreds);
1075
1076	Int uiPredIdx = -1;
1077
1078	for(UInt i = 0; i < uiPredNum; i++)
1079	{
1080	if(uiDir == uiPreds[i])
1081	{
1082	uiPredIdx = i;
1083	}
1084	}
1085
1086	if(uiPredIdx != -1)
1087	{
1088	m_pcBinIf->encodeBin( 1, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1089	m_pcBinIf->encodeBinEP( uiPredIdx ? 1 : 0 );
1090	if (uiPredIdx)
1091	{
1092	m_pcBinIf->encodeBinEP( uiPredIdx-1 );
1093	}
1094	}
1095	else
1096	{
1097	m_pcBinIf->encodeBin( 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1098
1099	if (uiPreds[0] > uiPreds[1])
1100	{
1101	std::swap(uiPreds[0], uiPreds[1]);
1102	}
1103	if (uiPreds[0] > uiPreds[2])
1104	{
1105	std::swap(uiPreds[0], uiPreds[2]);
1106	}
1107	if (uiPreds[1] > uiPreds[2])
1108	{
1109	std::swap(uiPreds[1], uiPreds[2]);
1110	}
1111
1112	for(Int i = (uiPredNum - 1); i >= 0; i--)
1113	{
1114	uiDir = uiDir > uiPreds[i] ? uiDir - 1 : uiDir;
1115	}
1116
1117	m_pcBinIf->encodeBinsEP( uiDir, 5 );
1118	#if LGE_EDGE_INTRA_A0070
1119	if (bCodeEdgeIntra)
1120	if (uiDir == 31) m_pcBinIf->encodeBinsEP(0,1);
1121	#endif
1122	}
1123	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1124	}
1125	#endif
1126	return;
1127	}
1128
1129	Void TEncSbac::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1130	{
1131	UInt uiIntraDirChroma = pcCU->getChromaIntraDir( uiAbsPartIdx );
1132
1133	if( uiIntraDirChroma == DM_CHROMA_IDX )
1134	{
1135	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1136	}
1137	else if( uiIntraDirChroma == LM_CHROMA_IDX )
1138	{
1139	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1140	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 1 ) );
1141	}
1142	else
1143	{
1144	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1145	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1146
1147	for( Int i = 0; i < NUM_CHROMA_MODE - 2; i++ )
1148	{
1149	if( uiIntraDirChroma == uiAllowedChromaDir[i] )
1150	{
1151	uiIntraDirChroma = i;
1152	break;
1153	}
1154	}
1155	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1156
1157	if (pcCU->getSlice()->getSPS()->getUseLMChroma())
1158	{
1159	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 1 ));
1160	}
1161	m_pcBinIf->encodeBinsEP( uiIntraDirChroma, 2 );
1162	}
1163	return;
1164	}
1165
1166	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1167	{
1168	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1169	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1170	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1171	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1172
1173	return;
1174	}
1175
1176	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1177	{
1178	if ( pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C) > 0 && pcCU->getInterDir( uiAbsPartIdx ) != 3)
1179	{
1180	Int iRefFrame = pcCU->getSlice()->getRefIdxOfLC(eRefList, pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx ));
1181
1182	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1183	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1184
1185	if( iRefFrame > 0 )
1186	{
1187	xWriteUnaryMaxSymbol( iRefFrame - 1, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C )-2 );
1188	}
1189	#if MERL_VSP_C0152
1190	else if (iRefFrame < 0) // NOT_VALID
1191	{
1192	assert(0);
1193	}
1194	#endif
1195	}
1196	else
1197	{
1198	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1199	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1200	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1201
1202	if( iRefFrame > 0 )
1203	{
1204	xWriteUnaryMaxSymbol( iRefFrame - 1, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( eRefList )-2 );
1205	}
1206	#if MERL_VSP_C0152
1207	else if (iRefFrame < 0) // NOT_VALID
1208	{
1209	assert(0);
1210	}
1211	#endif
1212	}
1213	return;
1214	}
1215
1216	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1217	{
1218	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1219	{
1220	return;
1221	}
1222
1223	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1224	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1225	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1226	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1227
1228	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1229	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1230
1231	const Bool bHorAbsGr0 = iHor != 0;
1232	const Bool bVerAbsGr0 = iVer != 0;
1233	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1234	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1235	pCtx++;
1236
1237	if( bHorAbsGr0 )
1238	{
1239	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1240	}
1241
1242	if( bVerAbsGr0 )
1243	{
1244	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1245	}
1246
1247	if( bHorAbsGr0 )
1248	{
1249	if( uiHorAbs > 1 )
1250	{
1251	xWriteEpExGolomb( uiHorAbs-2, 1 );
1252	}
1253
1254	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1255	}
1256
1257	if( bVerAbsGr0 )
1258	{
1259	if( uiVerAbs > 1 )
1260	{
1261	xWriteEpExGolomb( uiVerAbs-2, 1 );
1262	}
1263
1264	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1265	}
1266
1267	return;
1268	}
1269
1270	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1271	{
1272	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1273
1274	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1275	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1276
1277	if ( iDQp == 0 )
1278	{
1279	m_pcBinIf->encodeBin( 0, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1280	}
1281	else
1282	{
1283	m_pcBinIf->encodeBin( 1, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1284
1285	UInt uiSign = (iDQp > 0 ? 0 : 1);
1286
1287	m_pcBinIf->encodeBinEP(uiSign);
1288
1289	assert(iDQp >= -(26+(qpBdOffsetY/2)));
1290	assert(iDQp <= (25+(qpBdOffsetY/2)));
1291
1292	UInt uiMaxAbsDQpMinus1 = 24 + (qpBdOffsetY/2) + (uiSign);
1293	UInt uiAbsDQpMinus1 = (UInt)((iDQp > 0)? iDQp : (-iDQp)) - 1;
1294	xWriteUnaryMaxSymbol( uiAbsDQpMinus1, &m_cCUDeltaQpSCModel.get( 0, 0, 1 ), 1, uiMaxAbsDQpMinus1);
1295	}
1296
1297	return;
1298	}
1299
1300	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1301	{
1302	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1303	UInt uiCtx = pcCU->getCtxQtCbf( uiAbsPartIdx, eType, uiTrDepth );
1304	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1305	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1306	DTRACE_CABAC_T( "\tparseQtCbf()" )
1307	DTRACE_CABAC_T( "\tsymbol=" )
1308	DTRACE_CABAC_V( uiCbf )
1309	DTRACE_CABAC_T( "\tctx=" )
1310	DTRACE_CABAC_V( uiCtx )
1311	DTRACE_CABAC_T( "\tetype=" )
1312	DTRACE_CABAC_V( eType )
1313	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1314	DTRACE_CABAC_V( uiAbsPartIdx )
1315	DTRACE_CABAC_T( "\n" )
1316	}
1317
1318	/** Code I_PCM information.
1319	* \param pcCU pointer to CU
1320	* \param uiAbsPartIdx CU index
1321	* \param numIPCM the number of succesive IPCM blocks with the same size
1322	* \param firstIPCMFlag
1323	* \returns Void
1324	*/
1325	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, Int numIPCM, Bool firstIPCMFlag)
1326	{
1327	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1328
1329	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1330
1331	if( uiIPCM == 0 \|\| firstIPCMFlag)
1332	{
1333	m_pcBinIf->encodeBinTrm (uiIPCM);
1334
1335	if ( firstIPCMFlag )
1336	{
1337	m_pcBinIf->encodeNumSubseqIPCM( numIPCM - 1 );
1338	m_pcBinIf->encodePCMAlignBits();
1339	}
1340	}
1341
1342	if (writePCMSampleFlag)
1343	{
1344	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1345	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1346	UInt uiChromaOffset = uiLumaOffset>>2;
1347	Pel* piPCMSample;
1348	UInt uiWidth;
1349	UInt uiHeight;
1350	UInt uiSampleBits;
1351	UInt uiX, uiY;
1352
1353	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1354	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1355	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1356	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1357
1358	for(uiY = 0; uiY < uiHeight; uiY++)
1359	{
1360	for(uiX = 0; uiX < uiWidth; uiX++)
1361	{
1362	UInt uiSample = piPCMSample[uiX];
1363
1364	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1365	}
1366	piPCMSample += uiWidth;
1367	}
1368
1369	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1370	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1371	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1372	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1373
1374	for(uiY = 0; uiY < uiHeight; uiY++)
1375	{
1376	for(uiX = 0; uiX < uiWidth; uiX++)
1377	{
1378	UInt uiSample = piPCMSample[uiX];
1379
1380	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1381	}
1382	piPCMSample += uiWidth;
1383	}
1384
1385	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
1386	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1387	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1388	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1389
1390	for(uiY = 0; uiY < uiHeight; uiY++)
1391	{
1392	for(uiX = 0; uiX < uiWidth; uiX++)
1393	{
1394	UInt uiSample = piPCMSample[uiX];
1395
1396	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1397	}
1398	piPCMSample += uiWidth;
1399	}
1400	numIPCM--;
1401	if(numIPCM == 0)
1402	{
1403	m_pcBinIf->resetBac();
1404	}
1405	}
1406	}
1407
1408	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1409	{
1410	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1411	UInt uiCtx = 0;
1412	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1413	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1414	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1415	DTRACE_CABAC_T( "\tsymbol=" )
1416	DTRACE_CABAC_V( uiCbf )
1417	DTRACE_CABAC_T( "\tctx=" )
1418	DTRACE_CABAC_V( uiCtx )
1419	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1420	DTRACE_CABAC_V( uiAbsPartIdx )
1421	DTRACE_CABAC_T( "\n" )
1422	}
1423
1424	/** Encode (X,Y) position of the last significant coefficient
1425	* \param uiPosX X component of last coefficient
1426	* \param uiPosY Y component of last coefficient
1427	* \param width Block width
1428	* \param height Block height
1429	* \param eTType plane type / luminance or chrominance
1430	* \param uiScanIdx scan type (zig-zag, hor, ver)
1431	* This method encodes the X and Y component within a block of the last significant coefficient.
1432	*/
1433	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1434	{
1435	// swap
1436	if( uiScanIdx == SCAN_VER )
1437	{
1438	swap( uiPosX, uiPosY );
1439	}
1440
1441	UInt uiCtxLast;
1442	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1443	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1444	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1445	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1446
1447	// posX
1448	Int widthCtx = eTType? 4: width;
1449	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ widthCtx ] ( g_aucConvertToBit[ widthCtx ] + 3 ) );
1450	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1451	{
1452	if (eTType)
1453	{
1454	m_pcBinIf->encodeBin( 1, *( pCtxX + (uiCtxLast>>g_aucConvertToBit[ width ]) ) );
1455	}
1456	else
1457	{
1458	m_pcBinIf->encodeBin( 1, *( pCtxX + puiCtxIdxX[ uiCtxLast ] ) );
1459	}
1460	}
1461	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1462	{
1463	if ( eTType )
1464	{
1465	m_pcBinIf->encodeBin( 0, *( pCtxX + (uiCtxLast>>g_aucConvertToBit[ width ]) ) );
1466	}
1467	else
1468	{
1469	m_pcBinIf->encodeBin( 0, *( pCtxX + puiCtxIdxX[ uiCtxLast ] ) );
1470	}
1471	}
1472
1473	// posY
1474	Int heightCtx = eTType? 4: height;
1475	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ heightCtx ] ( g_aucConvertToBit[ heightCtx ] + 3 ) );
1476	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1477	{
1478	if (eTType)
1479	{
1480	m_pcBinIf->encodeBin( 1, *( pCtxY + (uiCtxLast>>g_aucConvertToBit[ height ])));
1481	}
1482	else
1483	{
1484	m_pcBinIf->encodeBin( 1, *( pCtxY + puiCtxIdxY[ uiCtxLast ] ) );
1485	}
1486	}
1487	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1488	{
1489	if (eTType)
1490	{
1491	m_pcBinIf->encodeBin( 0, *( pCtxY + (uiCtxLast>>g_aucConvertToBit[ height ]) ) );
1492	}
1493	else
1494	{
1495	m_pcBinIf->encodeBin( 0, *( pCtxY + puiCtxIdxY[ uiCtxLast ] ) );
1496	}
1497	}
1498	if ( uiGroupIdxX > 3 )
1499	{
1500	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1501	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1502	for (Int i = uiCount - 1 ; i >= 0; i-- )
1503	{
1504	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1505	}
1506	}
1507	if ( uiGroupIdxY > 3 )
1508	{
1509	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1510	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1511	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1512	{
1513	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1514	}
1515	}
1516	}
1517
1518	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1519	{
1520	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1521	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1522	DTRACE_CABAC_V( eTType )
1523	DTRACE_CABAC_T( "\twidth=" )
1524	DTRACE_CABAC_V( uiWidth )
1525	DTRACE_CABAC_T( "\theight=" )
1526	DTRACE_CABAC_V( uiHeight )
1527	DTRACE_CABAC_T( "\tdepth=" )
1528	DTRACE_CABAC_V( uiDepth )
1529	DTRACE_CABAC_T( "\tabspartidx=" )
1530	DTRACE_CABAC_V( uiAbsPartIdx )
1531	DTRACE_CABAC_T( "\ttoCU-X=" )
1532	DTRACE_CABAC_V( pcCU->getCUPelX() )
1533	DTRACE_CABAC_T( "\ttoCU-Y=" )
1534	DTRACE_CABAC_V( pcCU->getCUPelY() )
1535	DTRACE_CABAC_T( "\tCU-addr=" )
1536	DTRACE_CABAC_V( pcCU->getAddr() )
1537	DTRACE_CABAC_T( "\tinCU-X=" )
1538	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1539	DTRACE_CABAC_T( "\tinCU-Y=" )
1540	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1541	DTRACE_CABAC_T( "\tpredmode=" )
1542	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1543	DTRACE_CABAC_T( "\n" )
1544
1545	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1546	{
1547	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1548	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1549	}
1550
1551	UInt uiNumSig = 0;
1552
1553	// compute number of significant coefficients
1554	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1555
1556	if ( uiNumSig == 0 )
1557	return;
1558
1559	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1560
1561	//----- encode significance map -----
1562	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1563	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1564	if (uiScanIdx == SCAN_ZIGZAG)
1565	{
1566	// Map zigzag to diagonal scan
1567	uiScanIdx = SCAN_DIAG;
1568	}
1569	Int blockType = uiLog2BlockSize;
1570	if (uiWidth != uiHeight)
1571	{
1572	uiScanIdx = SCAN_DIAG;
1573	blockType = 4;
1574	}
1575
1576	const UInt * scan;
1577	if (uiWidth == uiHeight)
1578	{
1579	scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1580	}
1581	else
1582	{
1583	scan = g_sigScanNSQT[ uiLog2BlockSize - 2 ];
1584	}
1585
1586	UInt const tsig = pcCU->getSlice()->getPPS()->getTSIG();
1587	#if LOSSLESS_CODING
1588	Bool beValid;
1589	if (pcCU->isLosslessCoded(uiAbsPartIdx))
1590	{
1591	beValid = false;
1592	}
1593	else
1594	{
1595	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1596	}
1597	#else
1598	Bool beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1599	#endif
1600
1601	// Find position of last coefficient
1602	Int scanPosLast = -1;
1603	Int posLast;
1604
1605	const UInt * scanCG;
1606	if (uiWidth == uiHeight)
1607	{
1608	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1609	if( uiLog2BlockSize == 3 )
1610	{
1611	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1612	}
1613	else if( uiLog2BlockSize == 5 )
1614	{
1615	scanCG = g_sigLastScanCG32x32;
1616	}
1617	}
1618	else
1619	{
1620	scanCG = g_sigCGScanNSQT[ uiLog2BlockSize - 2 ];
1621	}
1622	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1623	static const UInt uiShift = MLS_CG_SIZE >> 1;
1624	const UInt uiNumBlkSide = uiWidth >> uiShift;
1625
1626	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1627
1628	do
1629	{
1630	posLast = scan[ ++scanPosLast ];
1631
1632	// get L1 sig map
1633	UInt uiPosY = posLast >> uiLog2BlockSize;
1634	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1635	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1636	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1637	{
1638	if( uiScanIdx == SCAN_HOR )
1639	{
1640	uiBlkIdx = uiPosY >> 1;
1641	}
1642	else if( uiScanIdx == SCAN_VER )
1643	{
1644	uiBlkIdx = uiPosX >> 1;
1645	}
1646	}
1647	if( pcCoef[ posLast ] )
1648	{
1649	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1650	}
1651
1652	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1653	}
1654	while ( uiNumSig > 0 );
1655
1656	// Code position of last coefficient
1657	Int posLastY = posLast >> uiLog2BlockSize;
1658	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1659	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1660
1661	//===== code significance flag =====
1662	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1663	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1664
1665
1666	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1667	UInt uiNumOne = 0;
1668	UInt uiGoRiceParam = 0;
1669	Int iScanPosSig = scanPosLast;
1670
1671	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1672	{
1673	Int numNonZero = 0;
1674	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1675	uiGoRiceParam = 0;
1676	Int absCoeff[16];
1677	UInt coeffSigns = 0;
1678
1679	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1680
1681	if( iScanPosSig == scanPosLast )
1682	{
1683	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1684	coeffSigns = ( pcCoef[ posLast ] < 0 );
1685	numNonZero = 1;
1686	lastNZPosInCG = iScanPosSig;
1687	firstNZPosInCG = iScanPosSig;
1688	iScanPosSig--;
1689	}
1690
1691	// encode significant_coeffgroup_flag
1692	Int iCGBlkPos = scanCG[ iSubSet ];
1693	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1694	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1695	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1696	{
1697	iCGPosY = (uiScanIdx == SCAN_HOR ? iCGBlkPos : 0);
1698	iCGPosX = (uiScanIdx == SCAN_VER ? iCGBlkPos : 0);
1699	}
1700	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1701	{
1702	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1703	}
1704	else
1705	{
1706	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1707	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight );
1708	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1709	}
1710
1711	// encode significant_coeff_flag
1712	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1713	{
1714	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1715	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1716	{
1717	uiBlkPos = scan[ iScanPosSig ];
1718	uiPosY = uiBlkPos >> uiLog2BlockSize;
1719	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1720	uiSig = (pcCoef[ uiBlkPos ] != 0);
1721	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1722	{
1723	uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
1724	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1725	}
1726	if( uiSig )
1727	{
1728	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1729	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1730	numNonZero++;
1731	if( lastNZPosInCG == -1 )
1732	{
1733	lastNZPosInCG = iScanPosSig;
1734	}
1735	firstNZPosInCG = iScanPosSig;
1736	}
1737	}
1738	}
1739	else
1740	{
1741	iScanPosSig = iSubPos - 1;
1742	}
1743
1744	if( numNonZero > 0 )
1745	{
1746	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= (Int)tsig );
1747
1748	UInt c1 = 1;
1749	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1750
1751	if( uiNumOne > 0 )
1752	{
1753	uiCtxSet++;
1754	}
1755
1756	uiNumOne >>= 1;
1757	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1758
1759	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1760	Int firstC2FlagIdx = -1;
1761	for( Int idx = 0; idx < numC1Flag; idx++ )
1762	{
1763	UInt uiSymbol = absCoeff[ idx ] > 1;
1764	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
1765	if( uiSymbol )
1766	{
1767	c1 = 0;
1768
1769	if (firstC2FlagIdx == -1)
1770	{
1771	firstC2FlagIdx = idx;
1772	}
1773	}
1774	else if( (c1 < 3) && (c1 > 0) )
1775	{
1776	c1++;
1777	}
1778	}
1779
1780	if (c1 == 0)
1781	{
1782
1783	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1784	if ( firstC2FlagIdx != -1)
1785	{
1786	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
1787	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
1788	}
1789	}
1790
1791	if( beValid && signHidden )
1792	{
1793	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
1794	}
1795	else
1796	{
1797	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
1798	}
1799
1800	Int iFirstCoeff2 = 1;
1801	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1802	{
1803	for ( Int idx = 0; idx < numNonZero; idx++ )
1804	{
1805	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
1806
1807	if( absCoeff[ idx ] >= baseLevel)
1808	{
1809	xWriteGoRiceExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
1810	}
1811	if(absCoeff[ idx ] >= 2)
1812	{
1813	iFirstCoeff2 = 0;
1814	uiNumOne++;
1815	}
1816	}
1817	}
1818	}
1819	else
1820	{
1821	uiNumOne >>= 1;
1822	}
1823	}
1824
1825	return;
1826	}
1827
1828	Void TEncSbac::codeAlfFlag ( UInt uiCode )
1829	{
1830	UInt uiSymbol = ( ( uiCode == 0 ) ? 0 : 1 );
1831	m_pcBinIf->encodeBin( uiSymbol, m_cALFFlagSCModel.get( 0, 0, 0 ) );
1832	}
1833
1834	Void TEncSbac::codeAlfCtrlFlag( UInt uiSymbol )
1835	{
1836	m_pcBinIf->encodeBin( uiSymbol, m_cCUAlfCtrlFlagSCModel.get( 0, 0, 0) );
1837	}
1838
1839	Void TEncSbac::codeAlfUvlc ( UInt uiCode )
1840	{
1841	Int i;
1842
1843	if ( uiCode == 0 )
1844	{
1845	m_pcBinIf->encodeBin( 0, m_cALFUvlcSCModel.get( 0, 0, 0 ) );
1846	}
1847	else
1848	{
1849	m_pcBinIf->encodeBin( 1, m_cALFUvlcSCModel.get( 0, 0, 0 ) );
1850	for ( i=0; i<uiCode-1; i++ )
1851	{
1852	m_pcBinIf->encodeBin( 1, m_cALFUvlcSCModel.get( 0, 0, 1 ) );
1853	}
1854	m_pcBinIf->encodeBin( 0, m_cALFUvlcSCModel.get( 0, 0, 1 ) );
1855	}
1856	}
1857
1858	Void TEncSbac::codeAlfSvlc ( Int iCode )
1859	{
1860	Int i;
1861
1862	if ( iCode == 0 )
1863	{
1864	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 0 ) );
1865	}
1866	else
1867	{
1868	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 0 ) );
1869
1870	// write sign
1871	if ( iCode > 0 )
1872	{
1873	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 1 ) );
1874	}
1875	else
1876	{
1877	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 1 ) );
1878	iCode = -iCode;
1879	}
1880
1881	// write magnitude
1882	for ( i=0; i<iCode-1; i++ )
1883	{
1884	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 2 ) );
1885	}
1886	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 2 ) );
1887	}
1888	}
1889
1890	Void TEncSbac::codeSaoFlag ( UInt uiCode )
1891	{
1892	UInt uiSymbol = ( ( uiCode == 0 ) ? 0 : 1 );
1893	m_pcBinIf->encodeBin( uiSymbol, m_cSaoFlagSCModel.get( 0, 0, 0 ) );
1894	}
1895
1896	Void TEncSbac::codeSaoUvlc ( UInt uiCode )
1897	{
1898	Int i;
1899
1900	if ( uiCode == 0 )
1901	{
1902	m_pcBinIf->encodeBin( 0, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
1903	}
1904	else
1905	{
1906	m_pcBinIf->encodeBin( 1, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
1907	for ( i=0; i<uiCode-1; i++ )
1908	{
1909	m_pcBinIf->encodeBin( 1, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
1910	}
1911	m_pcBinIf->encodeBin( 0, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
1912	}
1913	}
1914
1915	Void TEncSbac::codeSaoSvlc ( Int iCode )
1916	{
1917	Int i;
1918
1919	if ( iCode == 0 )
1920	{
1921	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
1922	}
1923	else
1924	{
1925	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
1926
1927	// write sign
1928	if ( iCode > 0 )
1929	{
1930	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
1931	}
1932	else
1933	{
1934	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
1935	iCode = -iCode;
1936	}
1937
1938	// write magnitude
1939	for ( i=0; i<iCode-1; i++ )
1940	{
1941	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
1942	}
1943	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
1944	}
1945	}
1946	/** Code SAO band position
1947	* \param uiCode
1948	*/
1949	Void TEncSbac::codeSaoUflc ( UInt uiCode )
1950	{
1951	for (Int i=0;i<5;i++)
1952	{
1953	m_pcBinIf->encodeBinEP ( (uiCode>>i) &0x01 );
1954	}
1955	}
1956	/** Code SAO merge left flag
1957	* \param uiCode
1958	* \param uiCompIdx
1959	*/
1960	Void TEncSbac::codeSaoMergeLeft ( UInt uiCode, UInt uiCompIdx )
1961	{
1962	if (uiCode == 0)
1963	{
1964	m_pcBinIf->encodeBin(0, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ));
1965	}
1966	else
1967	{
1968	m_pcBinIf->encodeBin(1, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ));
1969	}
1970	}
1971	/** Code SAO merge up flag
1972	* \param uiCode
1973	*/
1974	Void TEncSbac::codeSaoMergeUp ( UInt uiCode)
1975	{
1976	if (uiCode == 0)
1977	{
1978	m_pcBinIf->encodeBin(0, m_cSaoMergeUpSCModel.get( 0, 0, 0 ));
1979	}
1980	else
1981	{
1982	m_pcBinIf->encodeBin(1, m_cSaoMergeUpSCModel.get( 0, 0, 0 ));
1983	}
1984	}
1985	/** Code SAO type index
1986	* \param uiCode
1987	*/
1988	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
1989	{
1990	Int i;
1991	if ( uiCode == 0 )
1992	{
1993	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1994	}
1995	else
1996	{
1997	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
1998	for ( i=0; i<uiCode-1; i++ )
1999	{
2000	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2001	}
2002	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2003	}
2004	}
2005	/*!
2006	****************************************************************************
2007	* \brief
2008	* estimate bit cost for CBP, significant map and significant coefficients
2009	****************************************************************************
2010	*/
2011	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2012	{
2013	estCBFBit( pcEstBitsSbac, 0, eTType );
2014
2015	estSignificantCoeffGroupMapBit( pcEstBitsSbac, 0, eTType );
2016
2017	// encode significance map
2018	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
2019
2020	// encode significant coefficients
2021	estSignificantCoefficientsBit( pcEstBitsSbac, 0, eTType );
2022	}
2023
2024	/*!
2025	****************************************************************************
2026	* \brief
2027	* estimate bit cost for each CBP bit
2028	****************************************************************************
2029	*/
2030	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2031	{
2032	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
2033
2034	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
2035	{
2036	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2037	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2038	}
2039
2040	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
2041
2042	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
2043	{
2044	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2045	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2046	}
2047	}
2048
2049
2050	/*!
2051	****************************************************************************
2052	* \brief
2053	* estimate SAMBAC bit cost for significant coefficient group map
2054	****************************************************************************
2055	*/
2056	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2057	{
2058	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
2059
2060	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2061	{
2062	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2063	{
2064	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
2065	}
2066	}
2067	}
2068
2069
2070	/*!
2071	****************************************************************************
2072	* \brief
2073	* estimate SAMBAC bit cost for significant coefficient map
2074	****************************************************************************
2075	*/
2076	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2077	{
2078	Int firstCtx = 0, numCtx = (eTType == TEXT_LUMA) ? 9 : 6;
2079	if (std::max(width, height) >= 16)
2080	{
2081	firstCtx = (eTType == TEXT_LUMA) ? 20 : 17;
2082	numCtx = (eTType == TEXT_LUMA) ? 7 : 4;
2083	}
2084	else if (width == 8)
2085	{
2086	firstCtx = (eTType == TEXT_LUMA) ? 9 : 6;
2087	numCtx = 11;
2088	}
2089
2090	if (eTType == TEXT_LUMA )
2091	{
2092	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2093	{
2094	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2095	{
2096	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2097	}
2098	}
2099	}
2100	else
2101	{
2102	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2103	{
2104	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2105	{
2106	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2107	}
2108	}
2109	}
2110	Int iBitsX = 0, iBitsY = 0;
2111	const UInt *puiCtxIdx;
2112	Int ctx;
2113	Int widthCtx = eTType? 4 : width;
2114	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ widthCtx ]*(g_aucConvertToBit[ widthCtx ]+3));
2115	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2116	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2117	{
2118	Int ctxOffset = puiCtxIdx[ ctx ];
2119	if (eTType)
2120	{
2121	Int ctxOffsetC = ctx>>g_aucConvertToBit[ width ];
2122	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffsetC ].getEntropyBits( 0 );
2123	iBitsX += pCtxX[ ctxOffsetC].getEntropyBits( 1 );
2124	}
2125	else
2126	{
2127	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2128	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2129	}
2130	}
2131	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2132
2133	Int heightCtx = eTType? 4 : height;
2134	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ heightCtx ]*(g_aucConvertToBit[ heightCtx ]+3));
2135	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2136	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2137	{
2138	Int ctxOffset = puiCtxIdx[ ctx ];
2139	if (eTType)
2140	{
2141	Int ctxOffsetC = ctx>>g_aucConvertToBit[ height ];
2142	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffsetC ].getEntropyBits( 0 );
2143	iBitsY += pCtxY[ctxOffsetC].getEntropyBits( 1 );
2144	}
2145	else
2146	{
2147	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2148	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2149	}
2150	}
2151	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2152	}
2153
2154	/*!
2155	****************************************************************************
2156	* \brief
2157	* estimate bit cost of significant coefficient
2158	****************************************************************************
2159	*/
2160	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2161	{
2162	if (eTType==TEXT_LUMA)
2163	{
2164	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2165	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2166
2167	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2168	{
2169	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2170	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2171	}
2172
2173	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2174	{
2175	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2176	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2177	}
2178	}
2179	else
2180	{
2181	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2182	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2183
2184	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; ctxIdx++)
2185	{
2186	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2187	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2188	}
2189
2190	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_CHROMA; ctxIdx++)
2191	{
2192	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2193	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2194	}
2195	}
2196	}
2197
2198	/**
2199	- Initialize our context information from the nominated source.
2200	.
2201	\param pSrc From where to copy context information.
2202	*/
2203	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2204	{
2205	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2206	}
2207
2208	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2209	{
2210	this->xCopyContextsFrom(pScr);
2211	}
2212
2213	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX \|\| (LGE_EDGE_INTRA_A0070 && LGE_EDGE_INTRA_DELTA_DC)
2214	Void TEncSbac::xWriteExGolombLevel( UInt uiSymbol, ContextModel& rcSCModel )
2215	{
2216	if( uiSymbol )
2217	{
2218	m_pcBinIf->encodeBin( 1, rcSCModel );
2219	UInt uiCount = 0;
2220	Bool bNoExGo = (uiSymbol < 13);
2221
2222	while( --uiSymbol && ++uiCount < 13 )
2223	{
2224	m_pcBinIf->encodeBin( 1, rcSCModel );
2225	}
2226	if( bNoExGo )
2227	{
2228	m_pcBinIf->encodeBin( 0, rcSCModel );
2229	}
2230	else
2231	{
2232	xWriteEpExGolomb( uiSymbol, 0 );
2233	}
2234	}
2235	else
2236	{
2237	m_pcBinIf->encodeBin( 0, rcSCModel );
2238	}
2239
2240	return;
2241	}
2242	#endif
2243	#if HHI_DMM_WEDGE_INTRA
2244	Void TEncSbac::xCodeWedgeFullInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2245	{
2246	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2247	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2248
2249	UInt uiTabIdx = pcCU->getWedgeFullTabIdx( uiAbsPartIdx );
2250
2251	for ( Int i = 0; i < iBits; i++ )
2252	{
2253	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 0) );
2254	}
2255	}
2256
2257	Void TEncSbac::xCodeWedgeFullDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2258	{
2259	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2260	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2261
2262	UInt uiTabIdx = pcCU->getWedgeFullTabIdx( uiAbsPartIdx );
2263
2264	for ( Int i = 0; i < iBits; i++ )
2265	{
2266	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 0) );
2267	}
2268
2269	Int iDeltaDC1 = pcCU->getWedgeFullDeltaDC1( uiAbsPartIdx );
2270	Int iDeltaDC2 = pcCU->getWedgeFullDeltaDC2( uiAbsPartIdx );
2271
2272	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2273	if ( iDeltaDC1 != 0 )
2274	{
2275	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2276	m_pcBinIf->encodeBinEP( uiSign );
2277	}
2278	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2279	if ( iDeltaDC2 != 0 )
2280	{
2281	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2282	m_pcBinIf->encodeBinEP( uiSign );
2283	}
2284	}
2285
2286	Void TEncSbac::xCodeWedgePredDirInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2287	{
2288	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2289	{
2290	Int iDeltaEnd = pcCU->getWedgePredDirDeltaEnd( uiAbsPartIdx );
2291	m_pcBinIf->encodeBin( (iDeltaEnd!=0), m_cDmmDataSCModel.get(0, 0, 2) );
2292
2293	if( iDeltaEnd != 0 )
2294	{
2295	UInt uiAbsValMinus1 = abs(iDeltaEnd)-1;
2296	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmmDataSCModel.get(0, 0, 2) );
2297	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmmDataSCModel.get(0, 0, 2) );
2298
2299	UInt uiSign = iDeltaEnd > 0 ? 0 : 1;
2300	m_pcBinIf->encodeBinEP( uiSign );
2301	}
2302	}
2303	}
2304
2305	Void TEncSbac::xCodeWedgePredDirDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2306	{
2307	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2308	{
2309	Int iDeltaEnd = pcCU->getWedgePredDirDeltaEnd( uiAbsPartIdx );
2310	m_pcBinIf->encodeBin( (iDeltaEnd!=0), m_cDmmDataSCModel.get(0, 0, 2) );
2311
2312	if( iDeltaEnd != 0 )
2313	{
2314	UInt uiAbsValMinus1 = abs(iDeltaEnd)-1;
2315	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmmDataSCModel.get(0, 0, 2) );
2316	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmmDataSCModel.get(0, 0, 2) );
2317
2318	UInt uiSign = iDeltaEnd > 0 ? 0 : 1;
2319	m_pcBinIf->encodeBinEP( uiSign );
2320	}
2321	}
2322
2323	Int iDeltaDC1 = pcCU->getWedgePredDirDeltaDC1( uiAbsPartIdx );
2324	Int iDeltaDC2 = pcCU->getWedgePredDirDeltaDC2( uiAbsPartIdx );
2325
2326	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2327	if ( iDeltaDC1 != 0 )
2328	{
2329	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2330	m_pcBinIf->encodeBinEP( uiSign );
2331	}
2332	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2333	if ( iDeltaDC2 != 0 )
2334	{
2335	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2336	m_pcBinIf->encodeBinEP( uiSign );
2337	}
2338	}
2339	#endif
2340	#if HHI_DMM_PRED_TEX
2341	#if LGE_DMM3_SIMP_C0044
2342	Void TEncSbac::xCodeWedgePredTexInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2343	{
2344	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2345	Int iBits = g_aucWedgeTexPredBitsListIdx[iIntraIdx];
2346
2347	UInt uiTabIdx = pcCU->getWedgePredTexIntraTabIdx( uiAbsPartIdx );
2348
2349	for ( Int i = 0; i < iBits; i++ )
2350	{
2351	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 3) );
2352	}
2353	}
2354	#endif
2355
2356	Void TEncSbac::xCodeWedgePredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2357	{
2358	#if LGE_DMM3_SIMP_C0044
2359	xCodeWedgePredTexInfo( pcCU, uiAbsPartIdx );
2360	#endif
2361	Int iDeltaDC1 = pcCU->getWedgePredTexDeltaDC1( uiAbsPartIdx );
2362	Int iDeltaDC2 = pcCU->getWedgePredTexDeltaDC2( uiAbsPartIdx );
2363
2364	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2365	if ( iDeltaDC1 != 0 )
2366	{
2367	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2368	m_pcBinIf->encodeBinEP( uiSign );
2369	}
2370	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2371	if ( iDeltaDC2 != 0 )
2372	{
2373	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2374	m_pcBinIf->encodeBinEP( uiSign );
2375	}
2376	}
2377
2378	Void TEncSbac::xCodeContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2379	{
2380	Int iDeltaDC1 = pcCU->getContourPredTexDeltaDC1( uiAbsPartIdx );
2381	Int iDeltaDC2 = pcCU->getContourPredTexDeltaDC2( uiAbsPartIdx );
2382
2383	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2384	if ( iDeltaDC1 != 0 )
2385	{
2386	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2387	m_pcBinIf->encodeBinEP( uiSign );
2388	}
2389	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2390	if ( iDeltaDC2 != 0 )
2391	{
2392	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2393	m_pcBinIf->encodeBinEP( uiSign );
2394	}
2395	}
2396	#endif
2397
2398	#if RWTH_SDC_DLT_B0036
2399	Void TEncSbac::codeSDCPredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
2400	{
2401	assert( pcCU->getSlice()->getSPS()->isDepth() );
2402	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
2403	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2404
2405	UInt uiPredMode = pcCU->getLumaIntraDir(uiAbsPartIdx);
2406	UInt uiCtx = 0;
2407
2408	UInt uiMPModeIdx = 0;
2409
2410	for(Int i=0; i<RWTH_SDC_NUM_PRED_MODES-1; i++)
2411	{
2412	UInt uiBit = (uiPredMode == g_auiSDCPredModes[uiMPModeIdx]) ? 1 : 0;
2413	m_pcBinIf->encodeBin( uiBit, m_cSDCPredModeSCModel.get( 0, i, uiCtx ) );
2414
2415	// if mode is most probable mode, we are done here
2416	if ( uiBit == 1 )
2417	break;
2418
2419	// else: get next most probable pred mode
2420	uiMPModeIdx = (uiMPModeIdx+1)%RWTH_SDC_NUM_PRED_MODES;
2421	}
2422
2423	#if HHI_DMM_WEDGE_INTRA
2424	if( uiPredMode == DMM_WEDGE_FULL_IDX ) { xCodeWedgeFullInfo ( pcCU, uiAbsPartIdx ); }
2425	if( uiPredMode == DMM_WEDGE_PREDDIR_IDX ) { xCodeWedgePredDirInfo ( pcCU, uiAbsPartIdx ); }
2426	#endif
2427
2428	AOF(uiPredMode == g_auiSDCPredModes[uiMPModeIdx]);
2429	}
2430
2431	Void TEncSbac::codeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2432	{
2433	// get context function is here
2434	UInt uiSymbol = pcCU->getSDCFlag( uiAbsPartIdx ) ? 1 : 0;
2435	UInt uiCtxSDCFlag = pcCU->getCtxSDCFlag( uiAbsPartIdx );
2436	m_pcBinIf->encodeBin( uiSymbol, m_cSDCFlagSCModel.get( 0, 0, uiCtxSDCFlag ) );
2437
2438	}
2439
2440	Void TEncSbac::codeSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment )
2441	{
2442	assert( pcCU->getSlice()->getSPS()->isDepth() );
2443	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
2444	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2445	assert( uiSegment < 2 );
2446
2447	Pel segmentDCOffset = pcCU->getSDCSegmentDCOffset(uiSegment, uiAbsPartIdx);
2448
2449	UInt uiResidual = segmentDCOffset == 0 ? 0 : 1;
2450	UInt uiSign = segmentDCOffset < 0 ? 1 : 0;
2451	UInt uiAbsIdx = abs(segmentDCOffset);
2452	UInt uiBit = 0;
2453
2454	UInt uiMaxResidualBits = GetBitsPerDepthValue();
2455	assert( uiMaxResidualBits <= g_uiBitDepth );
2456
2457	// residual flag
2458	m_pcBinIf->encodeBin( uiResidual, m_cSDCResidualFlagSCModel.get( 0, uiSegment, 0 ) ); //TODO depthmap: more sophisticated context selection
2459
2460	if (uiResidual)
2461	{
2462	// encode sign bit of residual
2463	m_pcBinIf->encodeBin( uiSign, m_cSDCResidualSignFlagSCModel.get( 0, uiSegment, 0 ) ); //TODO depthmap: more sophisticated context selection
2464
2465	assert(uiAbsIdx < GetNumDepthValues());
2466
2467	// encode residual magnitude
2468	uiAbsIdx -= 1;
2469	for (Int i=0; i<uiMaxResidualBits; i++)
2470	{
2471	uiBit = (uiAbsIdx & (1<<i))>>i;
2472
2473	m_pcBinIf->encodeBin( uiBit, m_cSDCResidualSCModel.get( 0, uiSegment, i ) ); //TODO depthmap: more sophisticated context selection
2474	}
2475
2476	}
2477	}
2478	#endif
2479	//! \}

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