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source: 3DVCSoftware/trunk/source/Lib/TLibDecoder/TDecSbac.cpp @ 72

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Last change on this file since 72 was 56, checked in by hschwarz, 13 years ago
updated trunk (move to HM6.1)
Property svn:eol-style set to `native`
File size: 69.4 KB

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[5]	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
[56]	4	* granted under this license.
[5]	5	*
[56]	6	* Copyright (c) 2010-2012, ITU/ISO/IEC
[5]	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.
[56]	17	* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
[5]	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	*/
[2]	33
	34	/** \file TDecSbac.cpp
	35	\brief Context-adaptive entropy decoder class
	36	*/
	37
	38	#include "TDecSbac.h"
	39
[56]	40	//! \ingroup TLibDecoder
	41	//! \{
	42
[2]	43	//////////////////////////////////////////////////////////////////////
	44	// Construction/Destruction
	45	//////////////////////////////////////////////////////////////////////
	46
	47	TDecSbac::TDecSbac()
	48	// new structure here
	49	: m_pcBitstream ( 0 )
	50	, m_pcTDecBinIf ( NULL )
[56]	51	, m_numContextModels ( 0 )
	52	, m_cCUSplitFlagSCModel ( 1, 1, NUM_SPLIT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels )
	53	, m_cCUSkipFlagSCModel ( 1, 1, NUM_SKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	54	, m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	55	, m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	56	#if HHI_INTER_VIEW_RESIDUAL_PRED
	57	, m_cResPredFlagSCModel ( 1, 1, NUM_RES_PRED_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
[2]	58	#endif
[56]	59	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	60	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	61	, m_cCUAlfCtrlFlagSCModel ( 1, 1, NUM_ALF_CTRL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	62	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	63	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	64	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	65	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	66	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	67	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	68	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	69	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	70	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	71	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	72	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	73	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
	74	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
	75	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	76	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	77	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	78	, m_cALFFlagSCModel ( 1, 1, NUM_ALF_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	79	, m_cALFUvlcSCModel ( 1, 1, NUM_ALF_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	80	, m_cALFSvlcSCModel ( 1, 1, NUM_ALF_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	81	#if AMP_CTX
	82	, m_cCUAMPSCModel ( 1, 1, NUM_CU_AMP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
[2]	83	#else
[56]	84	, m_cCUXPosiSCModel ( 1, 1, NUM_CU_X_POS_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	85	, m_cCUYPosiSCModel ( 1, 1, NUM_CU_Y_POS_CTX , m_contextModels + m_numContextModels, m_numContextModels)
[2]	86	#endif
[56]	87	, m_cSaoFlagSCModel ( 1, 1, NUM_SAO_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	88	, m_cSaoUvlcSCModel ( 1, 1, NUM_SAO_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	89	, m_cSaoSvlcSCModel ( 1, 1, NUM_SAO_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	90	#if SAO_UNIT_INTERLEAVING
	91	, m_cSaoMergeLeftSCModel ( 1, 1, NUM_SAO_MERGE_LEFT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	92	, m_cSaoMergeUpSCModel ( 1, 1, NUM_SAO_MERGE_UP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	93	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
[2]	94	#endif
[5]	95	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
[56]	96	, m_cDmmFlagSCModel ( 1, 1, NUM_DMM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	97	, m_cDmmModeSCModel ( 1, 1, NUM_DMM_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
	98	, m_cDmmDataSCModel ( 1, 1, NUM_DMM_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
[2]	99	#endif
	100	{
[56]	101	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
	102	m_iSliceGranularity = 0;
[2]	103	}
	104
	105	TDecSbac::~TDecSbac()
	106	{
	107	}
	108
	109	// ====================================================================================================================
	110	// Public member functions
	111	// ====================================================================================================================
	112
[56]	113	#if CABAC_INIT_FLAG
	114	Void TDecSbac::resetEntropy(TComSlice* pSlice)
[2]	115	{
[56]	116	SliceType sliceType = pSlice->getSliceType();
	117	Int qp = pSlice->getSliceQp();
	118
	119	if (pSlice->getPPS()->getCabacInitPresentFlag() && pSlice->getCabacInitFlag())
	120	{
	121	switch (sliceType)
	122	{
	123	case P_SLICE: // change initialization table to B_SLICE initialization
	124	sliceType = B_SLICE;
	125	break;
	126	case B_SLICE: // change initialization table to P_SLICE initialization
	127	sliceType = P_SLICE;
	128	break;
	129	default : // should not occur
	130	assert(0);
	131	}
	132	}
	133
	134	#else
	135	Void TDecSbac::resetEntropywithQPandInitIDC (Int qp, Int iID)
	136	{
	137	SliceType sliceType = (SliceType)iID;
	138	#endif
	139
	140	m_cCUSplitFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SPLIT_FLAG );
	141	m_cCUSkipFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SKIP_FLAG );
	142	m_cCUMergeFlagExtSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT );
	143	m_cCUMergeIdxExtSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MERGE_IDX_EXT );
	144	#if HHI_INTER_VIEW_RESIDUAL_PRED
	145	m_cResPredFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_RES_PRED_FLAG );
[2]	146	#endif
[56]	147	m_cCUAlfCtrlFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_CTRL_FLAG );
	148	m_cCUPartSizeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_PART_SIZE );
	149	#if AMP_CTX
	150	m_cCUAMPSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CU_AMP_POS );
[2]	151	#else
[56]	152	m_cCUXPosiSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CU_X_POS );
	153	m_cCUYPosiSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CU_Y_POS );
[2]	154	#endif
[56]	155	m_cCUPredModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_PRED_MODE );
	156	m_cCUIntraPredSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
	157	m_cCUChromaPredSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
	158	m_cCUInterDirSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_INTER_DIR );
	159	m_cCUMvdSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MVD );
	160	m_cCURefPicSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_REF_PIC );
	161	m_cCUDeltaQpSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DQP );
	162	m_cCUQtCbfSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_QT_CBF );
	163	m_cCUQtRootCbfSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
	164	m_cCUSigCoeffGroupSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
	165	m_cCUSigSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SIG_FLAG );
	166	m_cCuCtxLastX.initBuffer ( sliceType, qp, (UChar*)INIT_LAST );
	167	m_cCuCtxLastY.initBuffer ( sliceType, qp, (UChar*)INIT_LAST );
	168	m_cCUOneSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ONE_FLAG );
	169	m_cCUAbsSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ABS_FLAG );
	170	m_cMVPIdxSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MVP_IDX );
	171	m_cALFFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_FLAG );
	172	m_cALFUvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_UVLC );
	173	m_cALFSvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_SVLC );
	174	m_cSaoFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_FLAG );
	175	m_cSaoUvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_UVLC );
	176	m_cSaoSvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_SVLC );
	177	#if SAO_UNIT_INTERLEAVING
	178	m_cSaoMergeLeftSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
	179	m_cSaoMergeUpSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
	180	m_cSaoTypeIdxSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
[2]	181	#endif
[56]	182
	183	m_cCUTransSubdivFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
	184	m_uiLastDQpNonZero = 0;
[5]	185	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
[56]	186	m_cDmmFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_FLAG );
	187	m_cDmmModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_MODE );
	188	m_cDmmDataSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_DATA );
[2]	189	#endif
	190
	191	// new structure
[56]	192	m_uiLastQp = qp;
[2]	193
	194	m_pcTDecBinIf->start();
	195	}
	196
[56]	197	/** The function does the following: Read out terminate bit. Flush CABAC. Byte-align for next tile.
	198	* Intialize CABAC states. Start CABAC.
	199	*/
	200	Void TDecSbac::updateContextTables( SliceType eSliceType, Int iQp )
	201	{
	202	UInt uiBit;
	203	m_pcTDecBinIf->decodeBinTrm(uiBit);
	204	m_pcTDecBinIf->finish();
	205	#if !OL_FLUSH_ALIGN
	206	// Account for misaligned CABAC.
	207	Int iCABACReadAhead = m_pcTDecBinIf->getBitsReadAhead();
	208	iCABACReadAhead--;
	209	Int iStreamBits = 8-m_pcBitstream->getNumBitsUntilByteAligned();
	210	if (iCABACReadAhead >= iStreamBits)
	211	{
	212	// Misaligned CABAC has read into the 1st byte of the next tile.
	213	// Back up a byte prior to alignment.
	214	m_pcBitstream->backupByte();
	215	}
	216	#endif
	217	m_pcBitstream->readOutTrailingBits();
	218	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
	219	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
	220	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT );
	221	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT );
	222	#if HHI_INTER_VIEW_RESIDUAL_PRED
	223	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
	224	#endif
	225	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
	226	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
	227	#if AMP_CTX
	228	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
	229	#else
	230	m_cCUXPosiSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_X_POS );
	231	m_cCUYPosiSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_Y_POS );
	232	#endif
	233	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
	234	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
	235	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
	236	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
	237	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
	238	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
	239	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
	240	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
	241	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
	242	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
	243	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
	244	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
	245	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
	246	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
	247	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
	248	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
	249	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
	250	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
	251	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
	252	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
	253	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
	254	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
	255	#if SAO_UNIT_INTERLEAVING
	256	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
	257	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
	258	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
	259	#endif
	260	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
	261	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
	262	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
	263	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
	264	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
	265	#endif
	266
	267	m_pcTDecBinIf->start();
	268	}
	269
	270	Void TDecSbac::readTileMarker( UInt& uiTileIdx, UInt uiBitsUsed )
	271	{
	272	UInt uiSymbol;
	273	uiTileIdx = 0;
	274	for (Int iShift=uiBitsUsed-1; iShift>=0; iShift--)
	275	{
	276	m_pcTDecBinIf->decodeBinEP ( uiSymbol );
	277	if (uiSymbol)
	278	{
	279	uiTileIdx \|= (1<<iShift);
	280	}
	281	}
	282	}
	283
[2]	284	Void TDecSbac::parseTerminatingBit( UInt& ruiBit )
	285	{
	286	m_pcTDecBinIf->decodeBinTrm( ruiBit );
	287	}
	288
	289
	290	Void TDecSbac::xReadUnaryMaxSymbol( UInt& ruiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
	291	{
	292	if (uiMaxSymbol == 0)
	293	{
	294	ruiSymbol = 0;
	295	return;
	296	}
	297
	298	m_pcTDecBinIf->decodeBin( ruiSymbol, pcSCModel[0] );
	299
	300	if( ruiSymbol == 0 \|\| uiMaxSymbol == 1 )
	301	{
	302	return;
	303	}
	304
	305	UInt uiSymbol = 0;
	306	UInt uiCont;
	307
	308	do
	309	{
	310	m_pcTDecBinIf->decodeBin( uiCont, pcSCModel[ iOffset ] );
	311	uiSymbol++;
	312	}
	313	while( uiCont && ( uiSymbol < uiMaxSymbol - 1 ) );
	314
	315	if( uiCont && ( uiSymbol == uiMaxSymbol - 1 ) )
	316	{
	317	uiSymbol++;
	318	}
	319
	320	ruiSymbol = uiSymbol;
	321	}
	322
	323	Void TDecSbac::xReadEpExGolomb( UInt& ruiSymbol, UInt uiCount )
	324	{
	325	UInt uiSymbol = 0;
	326	UInt uiBit = 1;
	327
	328	while( uiBit )
	329	{
	330	m_pcTDecBinIf->decodeBinEP( uiBit );
	331	uiSymbol += uiBit << uiCount++;
	332	}
	333
[56]	334	if ( --uiCount )
[2]	335	{
[56]	336	UInt bins;
	337	m_pcTDecBinIf->decodeBinsEP( bins, uiCount );
	338	uiSymbol += bins;
[2]	339	}
	340
	341	ruiSymbol = uiSymbol;
	342	}
	343
	344	Void TDecSbac::xReadUnarySymbol( UInt& ruiSymbol, ContextModel* pcSCModel, Int iOffset )
	345	{
	346	m_pcTDecBinIf->decodeBin( ruiSymbol, pcSCModel[0] );
	347
	348	if( !ruiSymbol )
	349	{
	350	return;
	351	}
	352
	353	UInt uiSymbol = 0;
	354	UInt uiCont;
	355
	356	do
	357	{
	358	m_pcTDecBinIf->decodeBin( uiCont, pcSCModel[ iOffset ] );
	359	uiSymbol++;
	360	}
	361	while( uiCont );
	362
	363	ruiSymbol = uiSymbol;
	364	}
	365
	366	/** Parsing of coeff_abs_level_minus3
	367	* \param ruiSymbol reference to coeff_abs_level_minus3
	368	* \param ruiGoRiceParam reference to Rice parameter
	369	* \returns Void
	370	*/
	371	Void TDecSbac::xReadGoRiceExGolomb( UInt &ruiSymbol, UInt &ruiGoRiceParam )
	372	{
	373	Bool bExGolomb = false;
	374	UInt uiCodeWord = 0;
	375	UInt uiQuotient = 0;
	376	UInt uiRemainder = 0;
	377	UInt uiMaxVlc = g_auiGoRiceRange[ ruiGoRiceParam ];
	378	UInt uiMaxPreLen = g_auiGoRicePrefixLen[ ruiGoRiceParam ];
	379
	380	do
	381	{
	382	uiQuotient++;
	383	m_pcTDecBinIf->decodeBinEP( uiCodeWord );
	384	}
	385	while( uiCodeWord && uiQuotient < uiMaxPreLen );
	386
	387	uiCodeWord = 1 - uiCodeWord;
	388	uiQuotient -= uiCodeWord;
	389
[56]	390	if ( ruiGoRiceParam > 0 )
[2]	391	{
[56]	392	m_pcTDecBinIf->decodeBinsEP( uiRemainder, ruiGoRiceParam );
[2]	393	}
	394
	395	ruiSymbol = uiRemainder + ( uiQuotient << ruiGoRiceParam );
	396	bExGolomb = ruiSymbol == ( uiMaxVlc + 1 );
	397
	398	if( bExGolomb )
	399	{
	400	xReadEpExGolomb( uiCodeWord, 0 );
	401	ruiSymbol += uiCodeWord;
	402	}
	403
[56]	404	#if EIGHT_BITS_RICE_CODE
	405	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( ruiSymbol, 23 ) ];
	406	#else
[2]	407	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( ruiSymbol, 15 ) ];
[56]	408	#endif
[2]	409
	410	return;
	411	}
[56]	412
	413
	414	/** Parse I_PCM information.
	415	* \param pcCU
	416	* \param uiAbsPartIdx
	417	* \param uiDepth
	418	* \returns Void
	419	*
	420	* If I_PCM flag indicates that the CU is I_PCM, parse its PCM alignment bits and codes.
	421	*/
	422	Void TDecSbac::parseIPCMInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
[2]	423	{
	424	UInt uiSymbol;
[56]	425	#if BURST_IPCM
	426	Int numSubseqIPCM = 0;
	427	Bool readPCMSampleFlag = false;
	428
	429	if(pcCU->getNumSucIPCM() > 0)
[2]	430	{
[56]	431	readPCMSampleFlag = true;
[2]	432	}
[56]	433	else
	434	{
	435	m_pcTDecBinIf->decodeBinTrm(uiSymbol);
[2]	436
[56]	437	if (uiSymbol)
	438	{
	439	readPCMSampleFlag = true;
	440	m_pcTDecBinIf->decodeNumSubseqIPCM(numSubseqIPCM);
	441	pcCU->setNumSucIPCM(numSubseqIPCM + 1);
	442	m_pcTDecBinIf->decodePCMAlignBits();
	443	}
[2]	444	}
[56]	445	#else
	446	m_pcTDecBinIf->decodeBinTrm(uiSymbol);
	447	#endif
[2]	448
[56]	449	#if BURST_IPCM
	450	if (readPCMSampleFlag == true)
	451	#else
	452	if (uiSymbol)
[2]	453	#endif
	454	{
[56]	455	Bool bIpcmFlag = true;
	456
	457	#if !BURST_IPCM
	458	m_pcTDecBinIf->decodePCMAlignBits();
[2]	459	#endif
	460
[56]	461	pcCU->setPartSizeSubParts ( SIZE_2Nx2N, uiAbsPartIdx, uiDepth );
	462	pcCU->setSizeSubParts ( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth );
	463	pcCU->setIPCMFlagSubParts ( bIpcmFlag, uiAbsPartIdx, uiDepth );
[2]	464
[56]	465	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
	466	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
	467	UInt uiChromaOffset = uiLumaOffset>>2;
	468
	469	Pel* piPCMSample;
	470	UInt uiWidth;
	471	UInt uiHeight;
	472	UInt uiSampleBits;
	473	UInt uiX, uiY;
	474
	475	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
	476	uiWidth = pcCU->getWidth(uiAbsPartIdx);
	477	uiHeight = pcCU->getHeight(uiAbsPartIdx);
	478	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
	479
	480	for(uiY = 0; uiY < uiHeight; uiY++)
	481	{
	482	for(uiX = 0; uiX < uiWidth; uiX++)
	483	{
	484	UInt uiSample;
	485	m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample);
	486	piPCMSample[uiX] = uiSample;
	487	}
	488	piPCMSample += uiWidth;
	489	}
	490
	491	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
	492	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
	493	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
	494	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
	495
	496	for(uiY = 0; uiY < uiHeight; uiY++)
	497	{
	498	for(uiX = 0; uiX < uiWidth; uiX++)
	499	{
	500	UInt uiSample;
	501	m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample);
	502	piPCMSample[uiX] = uiSample;
	503	}
	504	piPCMSample += uiWidth;
	505	}
	506
	507	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
	508	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
	509	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
	510	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
	511
	512	for(uiY = 0; uiY < uiHeight; uiY++)
	513	{
	514	for(uiX = 0; uiX < uiWidth; uiX++)
	515	{
	516	UInt uiSample;
	517	m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample);
	518	piPCMSample[uiX] = uiSample;
	519	}
	520	piPCMSample += uiWidth;
	521	}
	522
	523	#if BURST_IPCM
	524	pcCU->setNumSucIPCM( pcCU->getNumSucIPCM() - 1);
	525	if(pcCU->getNumSucIPCM() == 0)
	526	{
	527	m_pcTDecBinIf->resetBac();
	528	}
	529	#else
	530	m_pcTDecBinIf->resetBac();
	531	#endif
[2]	532	}
	533	}
	534
	535	/** parse skip flag
	536	* \param pcCU
	537	* \param uiAbsPartIdx
	538	* \param uiDepth
	539	* \returns Void
	540	*/
	541	Void TDecSbac::parseSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
	542	{
	543	if( pcCU->getSlice()->isIntra() )
	544	{
	545	return;
	546	}
	547
	548	UInt uiSymbol = 0;
	549	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx );
	550	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
[56]	551	DTRACE_CABAC_VL( g_nSymbolCounter++ );
[2]	552	DTRACE_CABAC_T( "\tSkipFlag" );
	553	DTRACE_CABAC_T( "\tuiCtxSkip: ");
	554	DTRACE_CABAC_V( uiCtxSkip );
	555	DTRACE_CABAC_T( "\tuiSymbol: ");
	556	DTRACE_CABAC_V( uiSymbol );
	557	DTRACE_CABAC_T( "\n");
	558
	559	if( uiSymbol )
	560	{
	561	pcCU->setPredModeSubParts( MODE_SKIP, uiAbsPartIdx, uiDepth );
	562	pcCU->setPartSizeSubParts( SIZE_2Nx2N, uiAbsPartIdx, uiDepth );
	563	pcCU->setSizeSubParts( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth );
	564	pcCU->setMergeFlagSubParts( true , uiAbsPartIdx, 0, uiDepth );
	565	}
	566	}
	567
	568	/** parse merge flag
	569	* \param pcCU
	570	* \param uiAbsPartIdx
	571	* \param uiDepth
	572	* \param uiPUIdx
	573	* \returns Void
	574	*/
	575	Void TDecSbac::parseMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPUIdx )
	576	{
	577	UInt uiSymbol;
[56]	578	m_pcTDecBinIf->decodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
[2]	579	pcCU->setMergeFlagSubParts( uiSymbol ? true : false, uiAbsPartIdx, uiPUIdx, uiDepth );
	580
[56]	581	DTRACE_CABAC_VL( g_nSymbolCounter++ );
[2]	582	DTRACE_CABAC_T( "\tMergeFlag: " );
	583	DTRACE_CABAC_V( uiSymbol );
	584	DTRACE_CABAC_T( "\tAddress: " );
	585	DTRACE_CABAC_V( pcCU->getAddr() );
	586	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
	587	DTRACE_CABAC_V( uiAbsPartIdx );
	588	DTRACE_CABAC_T( "\n" );
	589	}
	590
[56]	591	Void TDecSbac::parseMergeIndex ( TComDataCU* pcCU, UInt& ruiMergeIndex, UInt uiAbsPartIdx, UInt uiDepth )
[2]	592	{
[56]	593	UInt uiNumCand = MRG_MAX_NUM_CANDS;
	594	#if !MRG_IDX_CTX_RED
	595	UInt auiCtx[4] = { 0, 1, 2, 3 };
	596	#endif
	597	UInt uiUnaryIdx = 0;
	598	uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
[5]	599	#if HHI_MPI
[2]	600	const Bool bMVIAvailable = pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE;
[56]	601	const UInt uiMviMergePos = bMVIAvailable ? HHI_MPI_MERGE_POS : uiNumCand;
[2]	602	#endif
[56]	603	if ( uiNumCand > 1 )
[2]	604	{
[56]	605	for( ; uiUnaryIdx < uiNumCand - 1; ++uiUnaryIdx )
[2]	606	{
[56]	607	UInt uiSymbol = 0;
	608	#if MRG_IDX_CTX_RED
	609	if ( uiUnaryIdx==0 )
[2]	610	{
[56]	611	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
[2]	612	}
[56]	613	else
	614	{
	615	m_pcTDecBinIf->decodeBinEP( uiSymbol );
	616	}
	617	#else
	618	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, auiCtx[uiUnaryIdx] ) );
[2]	619	#endif
[56]	620	if( uiSymbol == 0 )
[2]	621	{
[56]	622	break;
[2]	623	}
	624	}
	625	}
	626	ruiMergeIndex = uiUnaryIdx;
	627
[56]	628	DTRACE_CABAC_VL( g_nSymbolCounter++ )
	629	DTRACE_CABAC_T( "\tparseMergeIndex()" )
	630	DTRACE_CABAC_T( "\tuiMRGIdx= " )
	631	DTRACE_CABAC_V( ruiMergeIndex )
	632	DTRACE_CABAC_T( "\n" )
[5]	633	#if HHI_MPI
[2]	634	if( ruiMergeIndex > uiMviMergePos )
	635	{
[56]	636	assert( bMVIAvailable );
[2]	637	ruiMergeIndex--;
	638	}
	639	else if( ruiMergeIndex == uiMviMergePos )
	640	{
[56]	641	assert( bMVIAvailable );
[2]	642	pcCU->setTextureModeDepthSubParts( uiDepth, uiAbsPartIdx, uiDepth );
	643	}
	644	#endif
	645	}
	646
[56]	647	#if HHI_INTER_VIEW_RESIDUAL_PRED
	648	Void
[2]	649	TDecSbac::parseResPredFlag( TComDataCU* pcCU, Bool& rbResPredFlag, UInt uiAbsPartIdx, UInt uiDepth )
	650	{
[56]	651	UInt uiCtx = pcCU->getCtxResPredFlag( uiAbsPartIdx );
[2]	652	UInt uiSymbol = 0;
	653	m_pcTDecBinIf->decodeBin( uiSymbol, m_cResPredFlagSCModel.get( 0, 0, uiCtx ) );
	654	rbResPredFlag = ( uiSymbol != 0 );
	655	}
[56]	656	#endif
[2]	657
[56]	658	#if HHI_INTER_VIEW_MOTION_PRED
	659	Void TDecSbac::parseMVPIdx ( Int& riMVPIdx, Int iNumAMVPCands )
[2]	660	{
	661	UInt uiSymbol;
[56]	662	xReadUnaryMaxSymbol(uiSymbol, m_cMVPIdxSCModel.get(0), 1, iNumAMVPCands-1);
[2]	663	riMVPIdx = uiSymbol;
	664	}
[56]	665	#else
	666	Void TDecSbac::parseMVPIdx ( Int& riMVPIdx )
	667	{
	668	UInt uiSymbol;
	669	xReadUnaryMaxSymbol(uiSymbol, m_cMVPIdxSCModel.get(0), 1, AMVP_MAX_NUM_CANDS-1);
	670	riMVPIdx = uiSymbol;
	671	}
	672	#endif
[2]	673
	674	Void TDecSbac::parseSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
	675	{
	676	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
	677	{
	678	pcCU->setDepthSubParts( uiDepth, uiAbsPartIdx );
	679	return;
	680	}
	681
	682	UInt uiSymbol;
	683	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUSplitFlagSCModel.get( 0, 0, pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth ) ) );
[56]	684	DTRACE_CABAC_VL( g_nSymbolCounter++ )
[2]	685	DTRACE_CABAC_T( "\tSplitFlag\n" )
	686	pcCU->setDepthSubParts( uiDepth + uiSymbol, uiAbsPartIdx );
	687
	688	return;
	689	}
	690
	691	/** parse partition size
	692	* \param pcCU
	693	* \param uiAbsPartIdx
	694	* \param uiDepth
	695	* \returns Void
	696	*/
	697	Void TDecSbac::parsePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
	698	{
	699	UInt uiSymbol, uiMode = 0;
	700	PartSize eMode;
	701
	702	if ( pcCU->isIntra( uiAbsPartIdx ) )
	703	{
	704	uiSymbol = 1;
	705	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
	706	{
	707	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPartSizeSCModel.get( 0, 0, 0) );
	708	}
	709	eMode = uiSymbol ? SIZE_2Nx2N : SIZE_NxN;
[56]	710	UInt uiTrLevel = 0;
	711	UInt uiWidthInBit = g_aucConvertToBit[pcCU->getWidth(uiAbsPartIdx)]+2;
	712	UInt uiTrSizeInBit = g_aucConvertToBit[pcCU->getSlice()->getSPS()->getMaxTrSize()]+2;
	713	uiTrLevel = uiWidthInBit >= uiTrSizeInBit ? uiWidthInBit - uiTrSizeInBit : 0;
	714	if( eMode == SIZE_NxN )
	715	{
	716	pcCU->setTrIdxSubParts( 1+uiTrLevel, uiAbsPartIdx, uiDepth );
	717	}
	718	else
	719	{
	720	pcCU->setTrIdxSubParts( uiTrLevel, uiAbsPartIdx, uiDepth );
	721	}
[2]	722	}
	723	else
	724	{
[56]	725	UInt uiMaxNumBits = 2;
	726	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && (g_uiMaxCUWidth>>uiDepth) == 8 && (g_uiMaxCUHeight>>uiDepth) == 8 ) )
[2]	727	{
[56]	728	uiMaxNumBits ++;
[2]	729	}
[56]	730	for ( UInt ui = 0; ui < uiMaxNumBits; ui++ )
[2]	731	{
[56]	732	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPartSizeSCModel.get( 0, 0, ui) );
	733	if ( uiSymbol )
[2]	734	{
[56]	735	break;
[2]	736	}
[56]	737	uiMode++;
[2]	738	}
	739	eMode = (PartSize) uiMode;
[56]	740	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
[2]	741	{
[56]	742	if (eMode == SIZE_2NxN)
	743	{
	744	#if AMP_CTX
	745	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUAMPSCModel.get( 0, 0, 0 ));
	746	#else
	747	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUYPosiSCModel.get( 0, 0, 0 ));
[2]	748	#endif
[56]	749	if (uiSymbol == 0)
	750	{
	751	#if AMP_CTX
	752	m_pcTDecBinIf->decodeBinEP(uiSymbol);
	753	#else
	754	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUYPosiSCModel.get( 0, 0, 1 ));
	755	#endif
	756	eMode = (uiSymbol == 0? SIZE_2NxnU : SIZE_2NxnD);
	757	}
[2]	758	}
[56]	759	else if (eMode == SIZE_Nx2N)
[2]	760	{
[56]	761	#if AMP_CTX
	762	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUAMPSCModel.get( 0, 0, 0 ));
	763	#else
	764	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUXPosiSCModel.get( 0, 0, 0 ));
[2]	765	#endif
[56]	766	if (uiSymbol == 0)
[2]	767	{
[56]	768	#if AMP_CTX
	769	m_pcTDecBinIf->decodeBinEP(uiSymbol);
	770	#else
	771	m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUXPosiSCModel.get( 0, 0, 1 ));
	772	#endif
	773	eMode = (uiSymbol == 0? SIZE_nLx2N : SIZE_nRx2N);
[2]	774	}
	775	}
	776	}
	777	}
	778	pcCU->setPartSizeSubParts( eMode, uiAbsPartIdx, uiDepth );
	779	pcCU->setSizeSubParts( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth );
	780	}
	781
	782	/** parse prediction mode
	783	* \param pcCU
	784	* \param uiAbsPartIdx
	785	* \param uiDepth
	786	* \returns Void
	787	*/
	788	Void TDecSbac::parsePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
	789	{
	790	if( pcCU->getSlice()->isIntra() )
	791	{
	792	pcCU->setPredModeSubParts( MODE_INTRA, uiAbsPartIdx, uiDepth );
	793	return;
	794	}
	795
	796	UInt uiSymbol;
	797	Int iPredMode = MODE_INTER;
[56]	798	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
[2]	799	iPredMode += uiSymbol;
	800	pcCU->setPredModeSubParts( (PredMode)iPredMode, uiAbsPartIdx, uiDepth );
	801	}
[56]	802
	803	Void TDecSbac::parseIntraDirLumaAng ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
[2]	804	{
[56]	805	UInt uiSymbol;
	806	Int intraPredMode;
[2]	807
[5]	808	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
[2]	809	UInt uiFlag = 0;
[56]	810	if( pcCU->getSlice()->getSPS()->getUseDMM() && (g_uiMaxCUWidth>>uiDepth) <= DMM_WEDGEMODEL_MAX_SIZE )
[2]	811	{
[56]	812	m_pcTDecBinIf->decodeBin( uiFlag, m_cDmmFlagSCModel.get(0, 0, 0) );
[2]	813	}
[56]	814	if( uiFlag )
[2]	815	{
	816	UInt uiDMMode;
[56]	817
[5]	818	#if HHI_DMM_WEDGE_INTRA && HHI_DMM_PRED_TEX
[56]	819	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode = uiSymbol;
	820	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode \|= uiSymbol << 1;
[2]	821	if ( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && g_uiMaxCUWidth>>uiDepth > 4 )
	822	{
[56]	823	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode \|= uiSymbol << 2;
[2]	824	}
	825	#else
[56]	826	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode = uiSymbol;
	827	if ( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && g_uiMaxCUWidth>>uiDepth > 4 )
	828	{
	829	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode \|= uiSymbol << 1;
[2]	830	}
	831	#endif
[56]	832	intraPredMode = uiDMMode + NUM_INTRA_MODE;
[2]	833
[5]	834	#if HHI_DMM_WEDGE_INTRA
[56]	835	if( intraPredMode == DMM_WEDGE_FULL_IDX ) { xParseWedgeFullInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
	836	if( intraPredMode == DMM_WEDGE_FULL_D_IDX ) { xParseWedgeFullDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
	837	if( intraPredMode == DMM_WEDGE_PREDDIR_IDX ) { xParseWedgePredDirInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
	838	if( intraPredMode == DMM_WEDGE_PREDDIR_D_IDX ) { xParseWedgePredDirDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
[5]	839	#endif
	840	#if HHI_DMM_PRED_TEX
[56]	841	if( intraPredMode == DMM_WEDGE_PREDTEX_D_IDX ) { xParseWedgePredTexDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); }
	842	if( intraPredMode == DMM_CONTOUR_PREDTEX_D_IDX ) { xParseContourPredTexDeltaInfo( pcCU, uiAbsPartIdx, uiDepth ); }
[5]	843	#endif
[2]	844	}
	845	else
	846	{
	847	#endif
[56]	848	#if !LOGI_INTRA_NAME_3MPM
	849	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
	850	#endif
	851
	852	#if LOGI_INTRA_NAME_3MPM
	853	Int uiPreds[3] = {-1, -1, -1};
[2]	854	#else
[56]	855	Int uiPreds[2] = {-1, -1};
	856	#endif
	857	Int uiPredNum = pcCU->getIntraDirLumaPredictor(uiAbsPartIdx, uiPreds);
	858
	859	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUIntraPredSCModel.get( 0, 0, 0) );
	860
	861	if ( uiSymbol )
[2]	862	{
[56]	863	m_pcTDecBinIf->decodeBinEP( uiSymbol );
	864	#if LOGI_INTRA_NAME_3MPM
	865	if (uiSymbol)
	866	{
	867	m_pcTDecBinIf->decodeBinEP( uiSymbol );
	868	uiSymbol++;
[2]	869	}
[5]	870	#endif
[56]	871	intraPredMode = uiPreds[uiSymbol];
[2]	872	}
	873	else
	874	{
[56]	875	intraPredMode = 0;
	876
	877	#if LOGI_INTRA_NAME_3MPM
	878
	879	m_pcTDecBinIf->decodeBinsEP( uiSymbol, 5 );
	880	intraPredMode = uiSymbol;
	881
	882	//postponed sorting of MPMs (only in remaining branch)
	883	if (uiPreds[0] > uiPreds[1])
	884	{
	885	std::swap(uiPreds[0], uiPreds[1]);
	886	}
	887	if (uiPreds[0] > uiPreds[2])
[2]	888	{
[56]	889	std::swap(uiPreds[0], uiPreds[2]);
[2]	890	}
[56]	891	if (uiPreds[1] > uiPreds[2])
[2]	892	{
[56]	893	std::swap(uiPreds[1], uiPreds[2]);
[2]	894	}
[56]	895	#else
	896	m_pcTDecBinIf->decodeBinsEP( uiSymbol, g_aucIntraModeBitsAng[iIntraIdx] - 1 );
	897	intraPredMode = uiSymbol;
[2]	898
[56]	899	if ( intraPredMode == 31 )
[2]	900	{
[56]	901	m_pcTDecBinIf->decodeBinEP( uiSymbol );
	902	intraPredMode += uiSymbol;
[2]	903	}
[56]	904	#endif
	905	for ( Int i = 0; i < uiPredNum; i++ )
	906	{
	907	intraPredMode += ( intraPredMode >= uiPreds[i] );
	908	}
[2]	909	}
[56]	910	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
	911	}
[2]	912	#endif
[56]	913
	914	pcCU->setLumaIntraDirSubParts( (UChar)intraPredMode, uiAbsPartIdx, uiDepth );
	915	}
[2]	916
	917	Void TDecSbac::parseIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
	918	{
	919	UInt uiSymbol;
	920
[56]	921	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
	922
	923	if( uiSymbol == 0 )
[2]	924	{
[56]	925	uiSymbol = DM_CHROMA_IDX;
[2]	926	}
	927	else
	928	{
[56]	929	if( pcCU->getSlice()->getSPS()->getUseLMChroma() )
[2]	930	{
[56]	931	m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUChromaPredSCModel.get( 0, 0, 1 ) );
[2]	932	}
[56]	933	else
	934	{
	935	uiSymbol = 1;
	936	}
[2]	937
[56]	938	if( uiSymbol == 0 )
[2]	939	{
[56]	940	uiSymbol = LM_CHROMA_IDX;
	941	}
	942	else
	943	{
	944	UInt uiIPredMode;
	945	#if CHROMA_MODE_CODING
	946	m_pcTDecBinIf->decodeBinsEP( uiIPredMode, 2 );
	947	#else
	948	xReadUnaryMaxSymbol( uiIPredMode, m_cCUChromaPredSCModel.get( 0, 0 ) + 1, 0, 3 );
[2]	949	#endif
[56]	950	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
	951	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
	952	uiSymbol = uiAllowedChromaDir[ uiIPredMode ];
[2]	953	}
	954	}
	955	pcCU->setChromIntraDirSubParts( uiSymbol, uiAbsPartIdx, uiDepth );
	956	return;
	957	}
	958
	959	Void TDecSbac::parseInterDir( TComDataCU* pcCU, UInt& ruiInterDir, UInt uiAbsPartIdx, UInt uiDepth )
	960	{
	961	UInt uiSymbol;
[56]	962	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
	963	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
	964	m_pcTDecBinIf->decodeBin( uiSymbol, *( pCtx + uiCtx ) );
	965
	966	if( uiSymbol )
[2]	967	{
	968	uiSymbol = 2;
	969	}
[56]	970
[2]	971	uiSymbol++;
	972	ruiInterDir = uiSymbol;
	973	return;
	974	}
	975
	976	Void TDecSbac::parseRefFrmIdx( TComDataCU* pcCU, Int& riRefFrmIdx, UInt uiAbsPartIdx, UInt uiDepth, RefPicList eRefList )
	977	{
	978	UInt uiSymbol;
	979
	980	if(pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C ) > 0 && eRefList==REF_PIC_LIST_C)
	981	{
[56]	982	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
	983	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
[2]	984
[56]	985	if( uiSymbol )
[2]	986	{
[56]	987	xReadUnaryMaxSymbol( uiSymbol, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C )-2 );
[2]	988	uiSymbol++;
	989	}
	990	riRefFrmIdx = uiSymbol;
	991	}
	992	else
	993	{
[56]	994	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
	995	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
[2]	996
[56]	997	if( uiSymbol )
	998	{
	999	xReadUnaryMaxSymbol( uiSymbol, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( eRefList )-2 );
	1000	uiSymbol++;
	1001	}
	1002	riRefFrmIdx = uiSymbol;
[2]	1003	}
	1004
	1005	return;
	1006	}
	1007
[56]	1008	Void TDecSbac::parseMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth, RefPicList eRefList )
[2]	1009	{
	1010	UInt uiSymbol;
[56]	1011	UInt uiHorAbs;
	1012	UInt uiVerAbs;
	1013	UInt uiHorSign = 0;
	1014	UInt uiVerSign = 0;
	1015	ContextModel *pCtx = m_cCUMvdSCModel.get( 0 );
[2]	1016
[56]	1017	#if H0111_MVD_L1_ZERO
	1018	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
	1019	{
	1020	uiHorAbs=0;
	1021	uiVerAbs=0;
	1022	}
	1023	else
	1024	{
[2]	1025	#endif
	1026
[56]	1027	m_pcTDecBinIf->decodeBin( uiHorAbs, *pCtx );
	1028	m_pcTDecBinIf->decodeBin( uiVerAbs, *pCtx );
[2]	1029
[56]	1030	const Bool bHorAbsGr0 = uiHorAbs != 0;
	1031	const Bool bVerAbsGr0 = uiVerAbs != 0;
	1032	pCtx++;
	1033
	1034	if( bHorAbsGr0 )
	1035	{
	1036	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
	1037	uiHorAbs += uiSymbol;
	1038	}
	1039
	1040	if( bVerAbsGr0 )
	1041	{
	1042	m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx );
	1043	uiVerAbs += uiSymbol;
	1044	}
	1045
	1046	if( bHorAbsGr0 )
	1047	{
	1048	if( 2 == uiHorAbs )
	1049	{
	1050	xReadEpExGolomb( uiSymbol, 1 );
	1051	uiHorAbs += uiSymbol;
	1052	}
	1053
	1054	m_pcTDecBinIf->decodeBinEP( uiHorSign );
	1055	}
	1056
	1057	if( bVerAbsGr0 )
	1058	{
	1059	if( 2 == uiVerAbs )
	1060	{
	1061	xReadEpExGolomb( uiSymbol, 1 );
	1062	uiVerAbs += uiSymbol;
	1063	}
	1064
	1065	m_pcTDecBinIf->decodeBinEP( uiVerSign );
	1066	}
	1067
	1068	#if H0111_MVD_L1_ZERO
	1069	}
[2]	1070	#endif
	1071
[56]	1072	const TComMv cMv( uiHorSign ? -Int( uiHorAbs ): uiHorAbs, uiVerSign ? -Int( uiVerAbs ) : uiVerAbs );
	1073	pcCU->getCUMvField( eRefList )->setAllMvd( cMv, pcCU->getPartitionSize( uiAbsPartIdx ), uiAbsPartIdx, uiDepth, uiPartIdx );
[2]	1074	return;
	1075	}
	1076
	1077
	1078	Void TDecSbac::parseTransformSubdivFlag( UInt& ruiSubdivFlag, UInt uiLog2TransformBlockSize )
	1079	{
	1080	m_pcTDecBinIf->decodeBin( ruiSubdivFlag, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiLog2TransformBlockSize ) );
[56]	1081	DTRACE_CABAC_VL( g_nSymbolCounter++ )
[2]	1082	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
	1083	DTRACE_CABAC_T( "\tsymbol=" )
	1084	DTRACE_CABAC_V( ruiSubdivFlag )
	1085	DTRACE_CABAC_T( "\tctx=" )
	1086	DTRACE_CABAC_V( uiLog2TransformBlockSize )
	1087	DTRACE_CABAC_T( "\n" )
	1088	}
	1089
	1090	Void TDecSbac::parseQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt& uiQtRootCbf )
	1091	{
	1092	UInt uiSymbol;
[56]	1093	const UInt uiCtx = 0;
[2]	1094	m_pcTDecBinIf->decodeBin( uiSymbol , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
[56]	1095	DTRACE_CABAC_VL( g_nSymbolCounter++ )
[2]	1096	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
	1097	DTRACE_CABAC_T( "\tsymbol=" )
	1098	DTRACE_CABAC_V( uiSymbol )
	1099	DTRACE_CABAC_T( "\tctx=" )
	1100	DTRACE_CABAC_V( uiCtx )
	1101	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
	1102	DTRACE_CABAC_V( uiAbsPartIdx )
	1103	DTRACE_CABAC_T( "\n" )
	1104
	1105	uiQtRootCbf = uiSymbol;
	1106	}
	1107
	1108	Void TDecSbac::parseDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
	1109	{
[56]	1110	#if H0736_AVC_STYLE_QP_RANGE
	1111	Int qp;
	1112	#endif
[2]	1113	UInt uiDQp;
	1114	Int iDQp;
	1115
	1116	m_pcTDecBinIf->decodeBin( uiDQp, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
	1117
	1118	if ( uiDQp == 0 )
	1119	{
[56]	1120	#if H0736_AVC_STYLE_QP_RANGE
	1121	qp = pcCU->getRefQP(uiAbsPartIdx);
	1122	#else
	1123	uiDQp = pcCU->getRefQP(uiAbsPartIdx);
	1124	#endif
[2]	1125	}
	1126	else
	1127	{
[56]	1128	UInt uiSign;
	1129	#if H0736_AVC_STYLE_QP_RANGE
	1130	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
	1131	#else
	1132	UInt uiQpBdOffsetY = 6*(g_uiBitIncrement + g_uiBitDepth - 8);
	1133	#endif
	1134	m_pcTDecBinIf->decodeBinEP(uiSign);
	1135
	1136	#if H0736_AVC_STYLE_QP_RANGE
	1137	UInt uiMaxAbsDQpMinus1 = 24 + (qpBdOffsetY/2) + (uiSign);
	1138	#else
	1139	UInt uiMaxAbsDQpMinus1 = 24 + (uiQpBdOffsetY/2) + (uiSign);
	1140	#endif
	1141	UInt uiAbsDQpMinus1;
	1142	xReadUnaryMaxSymbol (uiAbsDQpMinus1, &m_cCUDeltaQpSCModel.get( 0, 0, 1 ), 1, uiMaxAbsDQpMinus1);
	1143
	1144	iDQp = uiAbsDQpMinus1 + 1;
	1145
	1146	if(uiSign)
[2]	1147	{
	1148	iDQp = -iDQp;
	1149	}
[56]	1150
	1151	#if H0736_AVC_STYLE_QP_RANGE
	1152	qp = (((Int) pcCU->getRefQP( uiAbsPartIdx ) + iDQp + 52 + 2*qpBdOffsetY )%(52+qpBdOffsetY)) - qpBdOffsetY;
	1153	#else
	1154	#if LOSSLESS_CODING
	1155	uiDQp = (pcCU->getRefQP(uiAbsPartIdx) + iDQp + 52) % 52;
	1156	#else
	1157	uiDQp = pcCU->getRefQP(uiAbsPartIdx) + iDQp;
	1158	#endif
	1159	#endif
[2]	1160	}
	1161
[56]	1162	UInt uiAbsQpCUPartIdx = (uiAbsPartIdx>>(8-(pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()<<1)))<<(8-(pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()<<1)) ;
	1163	UInt uiQpCUDepth = min(uiDepth,pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()) ;
	1164	#if H0736_AVC_STYLE_QP_RANGE
	1165	pcCU->setQPSubParts( qp, uiAbsQpCUPartIdx, uiQpCUDepth );
	1166	#else
	1167	pcCU->setQPSubParts( uiDQp, uiAbsQpCUPartIdx, uiQpCUDepth );
	1168	#endif
[2]	1169	}
	1170
	1171	Void TDecSbac::parseQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth, UInt uiDepth )
	1172	{
	1173	UInt uiSymbol;
	1174	const UInt uiCtx = pcCU->getCtxQtCbf( uiAbsPartIdx, eType, uiTrDepth );
[56]	1175	m_pcTDecBinIf->decodeBin( uiSymbol , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA: eType, uiCtx ) );
[2]	1176
[56]	1177	DTRACE_CABAC_VL( g_nSymbolCounter++ )
[2]	1178	DTRACE_CABAC_T( "\tparseQtCbf()" )
	1179	DTRACE_CABAC_T( "\tsymbol=" )
	1180	DTRACE_CABAC_V( uiSymbol )
	1181	DTRACE_CABAC_T( "\tctx=" )
	1182	DTRACE_CABAC_V( uiCtx )
	1183	DTRACE_CABAC_T( "\tetype=" )
	1184	DTRACE_CABAC_V( eType )
	1185	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
	1186	DTRACE_CABAC_V( uiAbsPartIdx )
	1187	DTRACE_CABAC_T( "\n" )
	1188
	1189	pcCU->setCbfSubParts( uiSymbol << uiTrDepth, eType, uiAbsPartIdx, uiDepth );
	1190	}
	1191
	1192	/** Parse (X,Y) position of the last significant coefficient
	1193	* \param uiPosLastX reference to X component of last coefficient
	1194	* \param uiPosLastY reference to Y component of last coefficient
[56]	1195	* \param width Block width
	1196	* \param height Block height
[2]	1197	* \param eTType plane type / luminance or chrominance
	1198	* \param uiScanIdx scan type (zig-zag, hor, ver)
[56]	1199	*
[2]	1200	* This method decodes the X and Y component within a block of the last significant coefficient.
	1201	*/
[56]	1202	Void TDecSbac::parseLastSignificantXY( UInt& uiPosLastX, UInt& uiPosLastY, Int width, Int height, TextType eTType, UInt uiScanIdx )
[2]	1203	{
	1204	UInt uiLast;
[56]	1205	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
	1206	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
[2]	1207
[56]	1208	// posX
	1209	#if LAST_CTX_REDUCTION
	1210	Int widthCtx = eTType ? 4 : width;
	1211	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ widthCtx ] ( g_aucConvertToBit[ widthCtx ] + 3 ) );
	1212	#else
	1213	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ width ] ( g_aucConvertToBit[ width ] + 3 ) );
	1214	#endif
	1215	for( uiPosLastX = 0; uiPosLastX < g_uiGroupIdx[ width - 1 ]; uiPosLastX++ )
[2]	1216	{
[56]	1217	#if LAST_CTX_REDUCTION
	1218	if ( eTType )
[2]	1219	{
[56]	1220	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxX + (uiPosLastX>>g_aucConvertToBit[ width ]) ) );
	1221	}
	1222	else
	1223	{
	1224	#endif
	1225	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxX + puiCtxIdxX[ uiPosLastX ] ) );
	1226	#if LAST_CTX_REDUCTION
	1227	}
	1228	#endif
	1229	if( !uiLast )
	1230	{
[2]	1231	break;
	1232	}
	1233	}
	1234
[56]	1235	// posY
	1236	#if LAST_CTX_REDUCTION
	1237	Int heightCtx = eTType? 4 : height;
	1238	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ heightCtx ] ( g_aucConvertToBit[ heightCtx ] + 3 ) );
	1239	#else
	1240	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ height ] ( g_aucConvertToBit[ height ] + 3 ) );
	1241	#endif
	1242	for( uiPosLastY = 0; uiPosLastY < g_uiGroupIdx[ height - 1 ]; uiPosLastY++ )
[2]	1243	{
[56]	1244	#if LAST_CTX_REDUCTION
	1245	if (eTType)
[2]	1246	{
[56]	1247	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxY + (uiPosLastY>>g_aucConvertToBit[ height ]) ) );
	1248	}
	1249	else
	1250	{
	1251	#endif
	1252	m_pcTDecBinIf->decodeBin( uiLast, *( pCtxY + puiCtxIdxY[ uiPosLastY ] ) );
	1253	#if LAST_CTX_REDUCTION
	1254	}
	1255	#endif
	1256	if( !uiLast )
	1257	{
[2]	1258	break;
	1259	}
	1260	}
[56]	1261	if ( uiPosLastX > 3 )
	1262	{
	1263	UInt uiTemp = 0;
	1264	UInt uiCount = ( uiPosLastX - 2 ) >> 1;
	1265	for ( Int i = uiCount - 1; i >= 0; i-- )
	1266	{
	1267	m_pcTDecBinIf->decodeBinEP( uiLast );
	1268	uiTemp += uiLast << i;
	1269	}
	1270	uiPosLastX = g_uiMinInGroup[ uiPosLastX ] + uiTemp;
	1271	}
	1272	if ( uiPosLastY > 3 )
	1273	{
	1274	UInt uiTemp = 0;
	1275	UInt uiCount = ( uiPosLastY - 2 ) >> 1;
	1276	for ( Int i = uiCount - 1; i >= 0; i-- )
	1277	{
	1278	m_pcTDecBinIf->decodeBinEP( uiLast );
	1279	uiTemp += uiLast << i;
	1280	}
	1281	uiPosLastY = g_uiMinInGroup[ uiPosLastY ] + uiTemp;
	1282	}
	1283
[2]	1284	if( uiScanIdx == SCAN_VER )
	1285	{
	1286	swap( uiPosLastX, uiPosLastY );
	1287	}
	1288	}
	1289
	1290	Void TDecSbac::parseCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
	1291	{
[56]	1292	DTRACE_CABAC_VL( g_nSymbolCounter++ )
[2]	1293	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
	1294	DTRACE_CABAC_V( eTType )
	1295	DTRACE_CABAC_T( "\twidth=" )
	1296	DTRACE_CABAC_V( uiWidth )
	1297	DTRACE_CABAC_T( "\theight=" )
	1298	DTRACE_CABAC_V( uiHeight )
	1299	DTRACE_CABAC_T( "\tdepth=" )
	1300	DTRACE_CABAC_V( uiDepth )
	1301	DTRACE_CABAC_T( "\tabspartidx=" )
	1302	DTRACE_CABAC_V( uiAbsPartIdx )
	1303	DTRACE_CABAC_T( "\ttoCU-X=" )
	1304	DTRACE_CABAC_V( pcCU->getCUPelX() )
	1305	DTRACE_CABAC_T( "\ttoCU-Y=" )
	1306	DTRACE_CABAC_V( pcCU->getCUPelY() )
	1307	DTRACE_CABAC_T( "\tCU-addr=" )
	1308	DTRACE_CABAC_V( pcCU->getAddr() )
	1309	DTRACE_CABAC_T( "\tinCU-X=" )
	1310	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
	1311	DTRACE_CABAC_T( "\tinCU-Y=" )
	1312	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
	1313	DTRACE_CABAC_T( "\tpredmode=" )
	1314	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
	1315	DTRACE_CABAC_T( "\n" )
	1316
	1317	if( uiWidth > pcCU->getSlice()->getSPS()->getMaxTrSize() )
	1318	{
	1319	uiWidth = pcCU->getSlice()->getSPS()->getMaxTrSize();
	1320	uiHeight = pcCU->getSlice()->getSPS()->getMaxTrSize();
	1321	}
	1322
	1323	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
	1324
	1325	//----- parse significance map -----
	1326	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
[56]	1327	const UInt uiMaxNumCoeff = uiWidth * uiHeight;
[2]	1328	const UInt uiMaxNumCoeffM1 = uiMaxNumCoeff - 1;
[56]	1329	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
	1330	int blockType = uiLog2BlockSize;
	1331	if (uiWidth != uiHeight)
	1332	{
	1333	uiScanIdx = SCAN_DIAG;
	1334	blockType = 4;
	1335	}
[2]	1336
[56]	1337	//===== decode last significant =====
	1338	UInt uiPosLastX, uiPosLastY;
	1339	parseLastSignificantXY( uiPosLastX, uiPosLastY, uiWidth, uiHeight, eTType, uiScanIdx );
	1340	UInt uiBlkPosLast = uiPosLastX + (uiPosLastY<<uiLog2BlockSize);
	1341	pcCoef[ uiBlkPosLast ] = 1;
[2]	1342
[56]	1343	//===== decode significance flags =====
	1344	UInt uiScanPosLast = uiBlkPosLast;
	1345	if (uiScanIdx == SCAN_ZIGZAG)
	1346	{
	1347	// Map zigzag to diagonal scan
	1348	uiScanIdx = SCAN_DIAG;
	1349	}
	1350	const UInt * scan;
	1351	if (uiWidth == uiHeight)
	1352	{
	1353	scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize-1 ];
	1354	}
	1355	else
	1356	{
	1357	scan = g_sigScanNSQT[ uiLog2BlockSize - 2 ];
	1358	}
	1359	for( uiScanPosLast = 0; uiScanPosLast < uiMaxNumCoeffM1; uiScanPosLast++ )
	1360	{
	1361	UInt uiBlkPos = scan[ uiScanPosLast ];
	1362	if( uiBlkPosLast == uiBlkPos )
[2]	1363	{
[56]	1364	break;
[2]	1365	}
[56]	1366	}
[2]	1367
[56]	1368	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
	1369	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
	1370
	1371	const Int iLastScanSet = uiScanPosLast >> LOG2_SCAN_SET_SIZE;
	1372	UInt uiNumOne = 0;
	1373	UInt uiGoRiceParam = 0;
	1374
	1375	#if MULTIBITS_DATA_HIDING
	1376	UInt const tsig = pcCU->getSlice()->getPPS()->getTSIG();
	1377	#if LOSSLESS_CODING
	1378	Bool beValid;
	1379	if (pcCU->isLosslessCoded(uiAbsPartIdx))
[2]	1380	{
[56]	1381	beValid = false;
	1382	}
	1383	else
	1384	{
	1385	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
	1386	}
[2]	1387	#else
[56]	1388	Bool beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
[2]	1389	#endif
[56]	1390	UInt absSum = 0;
	1391	#endif // MULTIBITS_DATA_HIDING
	1392
	1393	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
	1394	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
	1395	const UInt uiNumBlkSide = uiWidth >> (MLS_CG_SIZE >> 1);
	1396	const UInt * scanCG;
	1397	if (uiWidth == uiHeight)
	1398	{
	1399	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
	1400	#if MULTILEVEL_SIGMAP_EXT
	1401	if( uiLog2BlockSize == 3 )
[2]	1402	{
[56]	1403	scanCG = g_sigLastScan8x8[ uiScanIdx ];
[2]	1404	}
[56]	1405	else if( uiLog2BlockSize == 5 )
	1406	{
	1407	scanCG = g_sigLastScanCG32x32;
	1408	}
	1409	#endif
[2]	1410	}
[56]	1411	else
[2]	1412	{
[56]	1413	scanCG = g_sigCGScanNSQT[ uiLog2BlockSize - 2 ];
[2]	1414	}
[56]	1415	Int iScanPosSig = (Int) uiScanPosLast;
	1416	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
	1417	{
	1418	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
	1419	uiGoRiceParam = 0;
	1420	Int numNonZero = 0;
	1421
	1422	#if MULTIBITS_DATA_HIDING
	1423	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
[2]	1424	#endif
[56]	1425
	1426	Int pos[SCAN_SET_SIZE];
	1427	if( iScanPosSig == (Int) uiScanPosLast )
	1428	{
	1429	#if MULTIBITS_DATA_HIDING
	1430	lastNZPosInCG = iScanPosSig;
	1431	firstNZPosInCG = iScanPosSig;
[2]	1432	#endif
[56]	1433	iScanPosSig--;
	1434	pos[ numNonZero ] = uiBlkPosLast;
	1435	numNonZero = 1;
	1436	}
[2]	1437
[56]	1438	#if !MULTILEVEL_SIGMAP_EXT
	1439	if( blockType > 3 )
[2]	1440	{
	1441	#endif
[56]	1442	// decode significant_coeffgroup_flag
	1443	Int iCGBlkPos = scanCG[ iSubSet ];
	1444	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
	1445	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
	1446	#if MULTILEVEL_SIGMAP_EXT
	1447	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
[2]	1448	{
[56]	1449	iCGPosY = (uiScanIdx == SCAN_HOR ? iCGBlkPos : 0);
	1450	iCGPosX = (uiScanIdx == SCAN_VER ? iCGBlkPos : 0);
[2]	1451	}
[56]	1452	#endif
	1453	#if !REMOVE_INFER_SIGGRP
	1454	Bool bInferredCGFlag = false;
	1455	#endif
	1456	#if REMOVE_INFER_SIGGRP
	1457	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
	1458	#else
	1459	if( iSubSet == iLastScanSet )
	1460	#endif
[2]	1461	{
[56]	1462	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
	1463	}
	1464	else
	1465	{
	1466	#if !REMOVE_INFER_SIGGRP
	1467	#if MULTILEVEL_SIGMAP_EXT
	1468	if( !TComTrQuant::bothCGNeighboursOne( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight) && ( iSubSet ) )
	1469	#else
	1470	if( !TComTrQuant::bothCGNeighboursOne( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight) && ( iSubSet ) )
	1471	#endif
[2]	1472	{
[56]	1473	#endif
	1474	UInt uiSigCoeffGroup;
	1475	#if MULTILEVEL_SIGMAP_EXT
	1476	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight );
	1477	#else
	1478	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiWidth, uiHeight );
	1479	#endif
	1480	m_pcTDecBinIf->decodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
	1481	uiSigCoeffGroupFlag[ iCGBlkPos ] = uiSigCoeffGroup;
	1482	#if !REMOVE_INFER_SIGGRP
[2]	1483	}
	1484	else
	1485	{
[56]	1486	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
	1487	bInferredCGFlag = true;
[2]	1488	}
[56]	1489	#endif
	1490	}
	1491
	1492	// decode significant_coeff_flag
	1493	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
	1494	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
	1495	{
	1496	uiBlkPos = scan[ iScanPosSig ];
	1497	uiPosY = uiBlkPos >> uiLog2BlockSize;
	1498	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
	1499	uiSig = 0;
[2]	1500
[56]	1501	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
[2]	1502	{
[56]	1503	#if REMOVE_INFER_SIGGRP
	1504	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
	1505	#else
	1506	if( iScanPosSig > iSubPos \|\| bInferredCGFlag \|\| numNonZero )
	1507	#endif
[2]	1508	{
[56]	1509	uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
	1510	m_pcTDecBinIf->decodeBin( uiSig, baseCtx[ uiCtxSig ] );
[2]	1511	}
[56]	1512	else
	1513	{
	1514	uiSig = 1;
	1515	}
[2]	1516	}
[56]	1517	pcCoef[ uiBlkPos ] = uiSig;
	1518	if( uiSig )
[2]	1519	{
[56]	1520	pos[ numNonZero ] = uiBlkPos;
	1521	numNonZero ++;
	1522	#if MULTIBITS_DATA_HIDING
	1523	if( lastNZPosInCG == -1 )
[2]	1524	{
[56]	1525	lastNZPosInCG = iScanPosSig;
	1526	}
	1527	firstNZPosInCG = iScanPosSig;
[2]	1528	#endif
	1529	}
[56]	1530	}
	1531	#if !MULTILEVEL_SIGMAP_EXT
	1532	}
	1533	else
	1534	{
	1535	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
	1536	{
	1537	UInt uiBlkPos = scan[ iScanPosSig ];
	1538	UInt uiPosY = uiBlkPos >> uiLog2BlockSize;
	1539	UInt uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
	1540	UInt uiSig = 0;
	1541	UInt uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
	1542	m_pcTDecBinIf->decodeBin( uiSig, baseCtx[ uiCtxSig ] );
	1543	pcCoef[ uiBlkPos ] = uiSig;
	1544	if( uiSig )
[2]	1545	{
[56]	1546	pos[ numNonZero ] = uiBlkPos;
	1547	numNonZero ++;
	1548	#if MULTIBITS_DATA_HIDING
	1549	if( lastNZPosInCG == -1 )
[2]	1550	{
[56]	1551	lastNZPosInCG = iScanPosSig;
[2]	1552	}
[56]	1553	firstNZPosInCG = iScanPosSig;
	1554	#endif
[2]	1555	}
	1556	}
	1557	}
[56]	1558	#endif
	1559
[2]	1560
[56]	1561	if( numNonZero )
[2]	1562	{
[56]	1563	#if MULTIBITS_DATA_HIDING
	1564	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= (Int)tsig );
	1565	absSum = 0;
	1566	#endif // MULTIBITS_DATA_HIDING
	1567
	1568	UInt c1 = 1;
	1569	#if !RESTRICT_GR1GR2FLAG_NUMBER
	1570	UInt c2 = 0;
	1571	#endif
	1572	#if LEVEL_CTX_LUMA_RED
	1573	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
	1574	#else
	1575	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 3 : 0;
	1576	#endif
	1577	UInt uiBin;
[2]	1578
[56]	1579	if( uiNumOne > 0 )
[2]	1580	{
[56]	1581	uiCtxSet++;
	1582	#if !LEVEL_CTX_LUMA_RED
	1583	if(eTType==TEXT_LUMA && uiNumOne > 3)
[2]	1584	{
[56]	1585	uiCtxSet++;
[2]	1586	}
[56]	1587	#endif
	1588	}
	1589
	1590	uiNumOne >>= 1;
	1591	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
	1592	Int absCoeff[SCAN_SET_SIZE];
	1593
	1594	#if RESTRICT_GR1GR2FLAG_NUMBER
	1595	for ( Int i = 0; i < numNonZero; i++) absCoeff[i] = 1;
	1596	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
	1597	Int firstC2FlagIdx = -1;
	1598
	1599	for( Int idx = 0; idx < numC1Flag; idx++ )
	1600	#else
	1601	for( Int idx = 0; idx < numNonZero; idx++ )
	1602	#endif
	1603	{
	1604	m_pcTDecBinIf->decodeBin( uiBin, baseCtxMod[c1] );
	1605	if( uiBin == 1 )
[2]	1606	{
[56]	1607	c1 = 0;
	1608	#if RESTRICT_GR1GR2FLAG_NUMBER
	1609	if (firstC2FlagIdx == -1)
	1610	{
	1611	firstC2FlagIdx = idx;
	1612	}
	1613	#endif
	1614	}
	1615	else if( (c1 < 3) && (c1 > 0) )
	1616	{
[2]	1617	c1++;
	1618	}
[56]	1619	absCoeff[ idx ] = uiBin + 1;
	1620	}
	1621
	1622	if (c1 == 0)
	1623	{
	1624	#if RESTRICT_GR1GR2FLAG_NUMBER
	1625	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
	1626	if ( firstC2FlagIdx != -1)
[2]	1627	{
[56]	1628	m_pcTDecBinIf->decodeBin( uiBin, baseCtxMod[0] );
	1629	absCoeff[ firstC2FlagIdx ] = uiBin + 2;
[2]	1630	}
[56]	1631	#else
	1632	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + 3 * uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + 3 * uiCtxSet;
	1633	for( Int idx = 0; idx < numNonZero; idx++ )
	1634	{
	1635	if( absCoeff[ idx ] == 2 )
	1636	{
	1637	m_pcTDecBinIf->decodeBin( uiBin, baseCtxMod[c2] );
	1638	absCoeff[ idx ] = uiBin + 2;
	1639	c2 += (c2 < 2);
	1640	uiNumOne++;
	1641	}
	1642	}
	1643	#endif
[2]	1644	}
[56]	1645
	1646	#if MULTIBITS_DATA_HIDING
	1647	UInt coeffSigns;
	1648	if ( signHidden && beValid )
	1649	{
	1650	m_pcTDecBinIf->decodeBinsEP( coeffSigns, numNonZero-1 );
	1651	coeffSigns <<= 32 - (numNonZero-1);
	1652	}
	1653	else
	1654	{
	1655	m_pcTDecBinIf->decodeBinsEP( coeffSigns, numNonZero );
	1656	coeffSigns <<= 32 - numNonZero;
	1657	}
	1658	#else
	1659	UInt coeffSigns;
	1660	m_pcTDecBinIf->decodeBinsEP( coeffSigns, numNonZero );
	1661	coeffSigns <<= 32 - numNonZero;
	1662	#endif
[2]	1663
[56]	1664	#if RESTRICT_GR1GR2FLAG_NUMBER
	1665	Int iFirstCoeff2 = 1;
	1666	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
	1667	#else
	1668	if (c1 == 0)
	1669	#endif
[2]	1670	{
[56]	1671	for( Int idx = 0; idx < numNonZero; idx++ )
[2]	1672	{
[56]	1673	#if RESTRICT_GR1GR2FLAG_NUMBER
	1674	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2) : 1;
[2]	1675
[56]	1676	if( absCoeff[ idx ] == baseLevel)
[2]	1677	{
[56]	1678	UInt uiLevel;
[2]	1679	xReadGoRiceExGolomb( uiLevel, uiGoRiceParam );
[56]	1680	absCoeff[ idx ] = uiLevel + baseLevel;
[2]	1681	}
[56]	1682
	1683	if(absCoeff[ idx ] >= 2)
[2]	1684	{
[56]	1685	iFirstCoeff2 = 0;
	1686	uiNumOne++;
[2]	1687	}
	1688	#else
[56]	1689	if( absCoeff[ idx ] == 3 )
	1690	{
	1691	UInt uiLevel;
	1692	xReadGoRiceExGolomb( uiLevel, uiGoRiceParam );
	1693	absCoeff[ idx ] = uiLevel + 3;
	1694	}
[2]	1695	#endif
	1696	}
	1697	}
[56]	1698
	1699	for( Int idx = 0; idx < numNonZero; idx++ )
[2]	1700	{
[56]	1701	Int blkPos = pos[ idx ];
	1702	#if MULTIBITS_DATA_HIDING
	1703	// Signs applied later.
	1704	pcCoef[ blkPos ] = absCoeff[ idx ];
	1705	absSum += absCoeff[ idx ];
	1706
	1707	if ( idx == numNonZero-1 && signHidden && beValid )
	1708	{
	1709	// Infer sign of 1st element.
	1710	if (absSum&0x1)
	1711	pcCoef[ blkPos ] = -pcCoef[ blkPos ];
	1712	}
	1713	else
	1714	{
	1715	Int sign = static_cast<Int>( coeffSigns ) >> 31;
	1716	pcCoef[ blkPos ] = ( pcCoef[ blkPos ] ^ sign ) - sign;
	1717	coeffSigns <<= 1;
	1718	}
	1719	#else
	1720	Int sign = static_cast<Int>( coeffSigns ) >> 31;
	1721	pcCoef[ blkPos ] = ( absCoeff[ idx ] ^ sign ) - sign;
	1722	coeffSigns <<= 1;
	1723	#endif
[2]	1724	}
	1725	}
[56]	1726	else
	1727	{
	1728	uiNumOne >>= 1;
	1729	}
[2]	1730	}
	1731
	1732	return;
	1733	}
	1734
	1735
[56]	1736	#if SAO_UNIT_INTERLEAVING
	1737	Void TDecSbac::parseSaoUvlc (UInt& ruiVal)
[2]	1738	{
	1739	UInt uiCode;
	1740	Int i;
[56]	1741
	1742	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
[2]	1743	if ( uiCode == 0 )
	1744	{
	1745	ruiVal = 0;
	1746	return;
	1747	}
[56]	1748
[2]	1749	i=1;
	1750	while (1)
	1751	{
[56]	1752	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
[2]	1753	if ( uiCode == 0 ) break;
	1754	i++;
	1755	}
[56]	1756
[2]	1757	ruiVal = i;
	1758	}
	1759
[56]	1760	Void TDecSbac::parseSaoSvlc (Int& riVal)
[2]	1761	{
	1762	UInt uiCode;
	1763	Int iSign;
	1764	Int i;
[56]	1765
	1766	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
	1767
[2]	1768	if ( uiCode == 0 )
	1769	{
	1770	riVal = 0;
	1771	return;
	1772	}
[56]	1773
[2]	1774	// read sign
[56]	1775	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
	1776
	1777	if ( uiCode == 0 )
	1778	{
	1779	iSign = 1;
	1780	}
	1781	else
	1782	{
	1783	iSign = -1;
	1784	}
	1785
[2]	1786	// read magnitude
	1787	i=1;
	1788	while (1)
	1789	{
[56]	1790	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
[2]	1791	if ( uiCode == 0 ) break;
	1792	i++;
	1793	}
[56]	1794
[2]	1795	riVal = i*iSign;
	1796	}
	1797
[56]	1798	Void TDecSbac::parseSaoUflc (UInt& riVal)
[2]	1799	{
	1800	UInt uiSymbol;
[56]	1801	riVal = 0;
	1802	for (Int i=0;i<5;i++)
	1803	{
	1804	m_pcTDecBinIf->decodeBinEP ( uiSymbol );
	1805	if (uiSymbol)
	1806	{
	1807	riVal \|= (1<<i);
	1808	}
	1809	}
[2]	1810	}
[56]	1811	Void TDecSbac::parseSaoMergeLeft (UInt& ruiVal, UInt uiCompIdx)
	1812	{
	1813	UInt uiCode;
	1814	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ) );
	1815	ruiVal = (Int)uiCode;
	1816	}
[2]	1817
[56]	1818	Void TDecSbac::parseSaoMergeUp (UInt& ruiVal)
[2]	1819	{
	1820	UInt uiCode;
[56]	1821	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoMergeUpSCModel.get( 0, 0, 0 ) );
	1822	ruiVal = (Int)uiCode;
	1823	}
	1824	Void TDecSbac::parseSaoTypeIdx (UInt& ruiVal)
	1825	{
	1826	UInt uiCode;
[2]	1827	Int i;
[56]	1828	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
[2]	1829	if ( uiCode == 0 )
	1830	{
	1831	ruiVal = 0;
	1832	return;
	1833	}
	1834	i=1;
	1835	while (1)
	1836	{
[56]	1837	m_pcTDecBinIf->decodeBin( uiCode, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
[2]	1838	if ( uiCode == 0 ) break;
	1839	i++;
	1840	}
	1841	ruiVal = i;
	1842	}
	1843
[56]	1844	inline Void copySaoOneLcuParam(SaoLcuParam* psDst, SaoLcuParam* psSrc)
[2]	1845	{
[56]	1846	Int i;
	1847	psDst->partIdx = psSrc->partIdx;
	1848	psDst->typeIdx = psSrc->typeIdx;
	1849	if (psDst->typeIdx != -1)
	1850	{
	1851	if (psDst->typeIdx == SAO_BO)
	1852	{
	1853	psDst->bandPosition = psSrc->bandPosition ;
	1854	}
	1855	else
	1856	{
	1857	psDst->bandPosition = 0;
	1858	}
	1859	psDst->length = psSrc->length;
	1860	for (i=0;i<psDst->length;i++)
	1861	{
	1862	psDst->offset[i] = psSrc->offset[i];
	1863	}
	1864	}
	1865	else
	1866	{
	1867	psDst->length = 0;
	1868	for (i=0;i<SAO_BO_LEN;i++)
	1869	{
	1870	psDst->offset[i] = 0;
	1871	}
	1872	}
	1873	}
	1874	Void TDecSbac::parseSaoOffset(SaoLcuParam* psSaoLcuParam)
	1875	{
	1876	UInt uiSymbol;
	1877	Int iSymbol;
	1878	static Int iTypeLength[MAX_NUM_SAO_TYPE] = {
	1879	SAO_EO_LEN,
	1880	SAO_EO_LEN,
	1881	SAO_EO_LEN,
	1882	SAO_EO_LEN,
	1883	SAO_BO_LEN
	1884	};
[2]	1885
[56]	1886	parseSaoTypeIdx(uiSymbol);
	1887	psSaoLcuParam->typeIdx = (Int)uiSymbol - 1;
	1888	if (uiSymbol)
	1889	{
	1890	psSaoLcuParam->length = iTypeLength[psSaoLcuParam->typeIdx];
	1891	if( psSaoLcuParam->typeIdx == SAO_BO )
	1892	{
	1893	// Parse Left Band Index
	1894	parseSaoUflc( uiSymbol );
	1895	psSaoLcuParam->bandPosition = uiSymbol;
	1896	for(Int i=0; i< psSaoLcuParam->length; i++)
	1897	{
	1898	parseSaoSvlc(iSymbol);
	1899	psSaoLcuParam->offset[i] = iSymbol;
	1900	}
	1901	}
	1902	else if( psSaoLcuParam->typeIdx < 4 )
	1903	{
	1904	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[0] = uiSymbol;
	1905	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[1] = uiSymbol;
	1906	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[2] = -(Int)uiSymbol;
	1907	parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[3] = -(Int)uiSymbol;
	1908	}
	1909	}
	1910	else
	1911	{
	1912	psSaoLcuParam->length = 0;
	1913	}
	1914	}
[2]	1915
[56]	1916	Void TDecSbac::parseSaoOneLcuInterleaving(Int rx, Int ry, SAOParam* pSaoParam, TComDataCU* pcCU, Int iCUAddrInSlice, Int iCUAddrUpInSlice, Bool bLFCrossSliceBoundaryFlag)
	1917	{
	1918	Int iAddr = pcCU->getAddr();
	1919	UInt uiSymbol;
	1920	for (Int iCompIdx=0; iCompIdx<3; iCompIdx++)
[2]	1921	{
[56]	1922	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = 0;
	1923	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = 0;
	1924	pSaoParam->saoLcuParam[iCompIdx][iAddr].bandPosition = 0;
	1925	pSaoParam->saoLcuParam[iCompIdx][iAddr].typeIdx = -1;
	1926	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[0] = 0;
	1927	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[1] = 0;
	1928	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[2] = 0;
	1929	pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[3] = 0;
	1930
	1931	if (pSaoParam->bSaoFlag[iCompIdx])
	1932	{
	1933	if (rx>0 && iCUAddrInSlice!=0)
	1934	{
	1935	parseSaoMergeLeft(uiSymbol,iCompIdx); pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = (Int)uiSymbol;
	1936	}
	1937	else
	1938	{
	1939	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = 0;
	1940	}
	1941
	1942	if (pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag==0)
	1943	{
	1944	if ((ry > 0) && (iCUAddrUpInSlice>0\|\|bLFCrossSliceBoundaryFlag))
	1945	{
	1946	parseSaoMergeUp(uiSymbol); pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = uiSymbol;
	1947	}
	1948	else
	1949	{
	1950	pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = 0;
	1951	}
	1952	if (!pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag)
	1953	{
	1954	parseSaoOffset(&(pSaoParam->saoLcuParam[iCompIdx][iAddr]));
	1955	}
	1956	else
	1957	{
	1958	copySaoOneLcuParam(&pSaoParam->saoLcuParam[iCompIdx][iAddr], &pSaoParam->saoLcuParam[iCompIdx][iAddr-pSaoParam->numCuInWidth]);
	1959	}
	1960	}
	1961	else
	1962	{
	1963	copySaoOneLcuParam(&pSaoParam->saoLcuParam[iCompIdx][iAddr], &pSaoParam->saoLcuParam[iCompIdx][iAddr-1]);
	1964	}
	1965	}
	1966	else
	1967	{
	1968	pSaoParam->saoLcuParam[iCompIdx][iAddr].typeIdx = -1;
	1969	pSaoParam->saoLcuParam[iCompIdx][iAddr].bandPosition = 0;
	1970	}
[2]	1971	}
[56]	1972	}
	1973	#endif
[2]	1974
[56]	1975	/**
	1976	- Initialize our contexts from the nominated source.
	1977	.
	1978	\param pSrc Contexts to be copied.
	1979	*/
	1980	Void TDecSbac::xCopyContextsFrom( TDecSbac* pSrc )
	1981	{
	1982	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
	1983	}
[2]	1984
[56]	1985	Void TDecSbac::xCopyFrom( TDecSbac* pSrc )
	1986	{
	1987	m_pcTDecBinIf->copyState( pSrc->m_pcTDecBinIf );
[2]	1988
[56]	1989	m_uiLastQp = pSrc->m_uiLastQp;
	1990	xCopyContextsFrom( pSrc );
	1991
	1992	}
	1993
	1994	Void TDecSbac::load ( TDecSbac* pScr )
	1995	{
	1996	xCopyFrom(pScr);
	1997	}
	1998
	1999	Void TDecSbac::loadContexts ( TDecSbac* pScr )
	2000	{
	2001	xCopyContextsFrom(pScr);
	2002	}
	2003
	2004	#if OL_FLUSH
	2005	Void TDecSbac::decodeFlush ( )
	2006	{
	2007	UInt uiBit;
	2008	m_pcTDecBinIf->decodeBinTrm(uiBit);
	2009	m_pcTDecBinIf->flush();
	2010
	2011	}
	2012	#endif
	2013
	2014	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
	2015	Void TDecSbac::xReadExGolombLevel( UInt& ruiSymbol, ContextModel& rcSCModel )
	2016	{
	2017	UInt uiSymbol;
	2018	UInt uiCount = 0;
	2019	do
[2]	2020	{
[56]	2021	m_pcTDecBinIf->decodeBin( uiSymbol, rcSCModel );
	2022	uiCount++;
[2]	2023	}
[56]	2024	while( uiSymbol && ( uiCount != 13 ) );
[2]	2025
[56]	2026	ruiSymbol = uiCount - 1;
	2027
	2028	if( uiSymbol )
	2029	{
	2030	xReadEpExGolomb( uiSymbol, 0 );
	2031	ruiSymbol += uiSymbol + 1;
	2032	}
	2033
	2034	return;
[2]	2035	}
	2036	#endif
[56]	2037	#if HHI_DMM_WEDGE_INTRA
	2038	Void TDecSbac::xParseWedgeFullInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
	2039	{
	2040	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
	2041	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
	2042
	2043	UInt uiSymbol, uiTabIdx = 0;
	2044	for ( Int i = 0; i < iBits; i++ )
	2045	{
	2046	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 0) );
	2047	uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0;
	2048	uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0;
	2049	uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0;
	2050	uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0;
	2051	uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0;
	2052	uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0;
	2053	uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0;
	2054	uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0;
	2055	uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0;
	2056	uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0;
	2057	uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0;
	2058	uiTabIdx += ( uiSymbol && i == 11 ) ? 2048 : 0;
	2059	uiTabIdx += ( uiSymbol && i == 12 ) ? 4096 : 0;
	2060	}
	2061
	2062	pcCU->setWedgeFullTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth );
	2063	}
	2064
	2065	Void TDecSbac::xParseWedgeFullDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
	2066	{
	2067	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
	2068	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
	2069
	2070	UInt uiSymbol, uiTabIdx = 0;
	2071	for ( Int i = 0; i < iBits; i++ )
	2072	{
	2073	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 0) );
	2074	uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0;
	2075	uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0;
	2076	uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0;
	2077	uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0;
	2078	uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0;
	2079	uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0;
	2080	uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0;
	2081	uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0;
	2082	uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0;
	2083	uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0;
	2084	uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0;
	2085	uiTabIdx += ( uiSymbol && i == 11 ) ? 2048 : 0;
	2086	uiTabIdx += ( uiSymbol && i == 12 ) ? 4096 : 0;
	2087	}
	2088
	2089	pcCU->setWedgeFullTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth );
	2090
	2091	UInt uiDC1, uiDC2;
	2092	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
	2093	Int iDC1 = uiDC1;
	2094	if ( uiDC1 )
	2095	{
	2096	UInt uiSign;
	2097	m_pcTDecBinIf->decodeBinEP( uiSign );
	2098	if ( uiSign )
	2099	{
	2100	iDC1 = -iDC1;
	2101	}
	2102	}
	2103	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
	2104	Int iDC2 = uiDC2;
	2105	if ( uiDC2 )
	2106	{
	2107	UInt uiSign;
	2108	m_pcTDecBinIf->decodeBinEP( uiSign );
	2109	if ( uiSign )
	2110	{
	2111	iDC2 = -iDC2;
	2112	}
	2113	}
	2114
	2115	pcCU->setWedgeFullDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
	2116	pcCU->setWedgeFullDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
	2117	}
	2118
	2119	Void TDecSbac::xParseWedgePredDirInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
	2120	{
	2121	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
	2122	{
	2123	UInt uiDeltaEnd = 0;
	2124	m_pcTDecBinIf->decodeBin( uiDeltaEnd, m_cDmmDataSCModel.get(0, 0, 2) );
	2125
	2126	Int iDeltaEnd;
	2127	if( uiDeltaEnd != 0 )
	2128	{
	2129	UInt uiAbsValMinus1;
	2130	UInt uiSymbol;
	2131	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 = uiSymbol;
	2132	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 \|= uiSymbol << 1;
	2133	uiDeltaEnd = uiAbsValMinus1 + 1;
	2134
	2135	iDeltaEnd = uiDeltaEnd;
	2136	UInt uiSign;
	2137	m_pcTDecBinIf->decodeBinEP( uiSign );
	2138	if( uiSign )
	2139	{
	2140	iDeltaEnd = -iDeltaEnd;
	2141	}
	2142	}
	2143	else
	2144	{
	2145	iDeltaEnd = 0;
	2146	}
	2147	pcCU->setWedgePredDirDeltaEndSubParts( iDeltaEnd, uiAbsPartIdx, uiDepth );
	2148	}
	2149	}
	2150
	2151	Void TDecSbac::xParseWedgePredDirDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
	2152	{
	2153	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
	2154	{
	2155	UInt uiDeltaEnd = 0;
	2156	m_pcTDecBinIf->decodeBin( uiDeltaEnd, m_cDmmDataSCModel.get(0, 0, 2) );
	2157
	2158	Int iDeltaEnd;
	2159	if( uiDeltaEnd != 0 )
	2160	{
	2161	UInt uiAbsValMinus1;
	2162	UInt uiSymbol;
	2163	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 = uiSymbol;
	2164	m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 \|= uiSymbol << 1;
	2165	uiDeltaEnd = uiAbsValMinus1 + 1;
	2166
	2167	iDeltaEnd = uiDeltaEnd;
	2168	UInt uiSign;
	2169	m_pcTDecBinIf->decodeBinEP( uiSign );
	2170	if( uiSign )
	2171	{
	2172	iDeltaEnd = -iDeltaEnd;
	2173	}
	2174	}
	2175	else
	2176	{
	2177	iDeltaEnd = 0;
	2178	}
	2179
	2180	pcCU->setWedgePredDirDeltaEndSubParts( iDeltaEnd, uiAbsPartIdx, uiDepth );
	2181	}
	2182
	2183	UInt uiDC1, uiDC2;
	2184	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
	2185	Int iDC1 = uiDC1;
	2186	if ( uiDC1 )
	2187	{
	2188	UInt uiSign;
	2189	m_pcTDecBinIf->decodeBinEP( uiSign );
	2190	if ( uiSign )
	2191	{
	2192	iDC1 = -iDC1;
	2193	}
	2194	}
	2195	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
	2196	Int iDC2 = uiDC2;
	2197	if ( uiDC2 )
	2198	{
	2199	UInt uiSign;
	2200	m_pcTDecBinIf->decodeBinEP( uiSign );
	2201	if ( uiSign )
	2202	{
	2203	iDC2 = -iDC2;
	2204	}
	2205	}
	2206
	2207	pcCU->setWedgePredDirDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
	2208	pcCU->setWedgePredDirDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
	2209	}
	2210	#endif
	2211	#if HHI_DMM_PRED_TEX
	2212	Void TDecSbac::xParseWedgePredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
	2213	{
	2214	UInt uiDC1, uiDC2;
	2215	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
	2216	Int iDC1 = uiDC1;
	2217	if ( uiDC1 )
	2218	{
	2219	UInt uiSign;
	2220	m_pcTDecBinIf->decodeBinEP( uiSign );
	2221	if ( uiSign )
	2222	{
	2223	iDC1 = -iDC1;
	2224	}
	2225	}
	2226	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
	2227	Int iDC2 = uiDC2;
	2228	if ( uiDC2 )
	2229	{
	2230	UInt uiSign;
	2231	m_pcTDecBinIf->decodeBinEP( uiSign );
	2232	if ( uiSign )
	2233	{
	2234	iDC2 = -iDC2;
	2235	}
	2236	}
	2237
	2238	pcCU->setWedgePredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
	2239	pcCU->setWedgePredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
	2240	}
	2241
	2242	Void TDecSbac::xParseContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
	2243	{
	2244	UInt uiDC1, uiDC2;
	2245	xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) );
	2246	Int iDC1 = uiDC1;
	2247	if ( uiDC1 )
	2248	{
	2249	UInt uiSign;
	2250	m_pcTDecBinIf->decodeBinEP( uiSign );
	2251	if ( uiSign )
	2252	{
	2253	iDC1 = -iDC1;
	2254	}
	2255	}
	2256	xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) );
	2257	Int iDC2 = uiDC2;
	2258	if ( uiDC2 )
	2259	{
	2260	UInt uiSign;
	2261	m_pcTDecBinIf->decodeBinEP( uiSign );
	2262	if ( uiSign )
	2263	{
	2264	iDC2 = -iDC2;
	2265	}
	2266	}
	2267
	2268	pcCU->setContourPredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth );
	2269	pcCU->setContourPredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth );
	2270	}
	2271	#endif
	2272	//! \}

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