[5] | 1 | /* The copyright in this software is being made available under the BSD |
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| 2 | * License, included below. This software may be subject to other third party |
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| 3 | * and contributor rights, including patent rights, and no such rights are |
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[56] | 4 | * granted under this license. |
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[5] | 5 | * |
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[56] | 6 | * Copyright (c) 2010-2012, ITU/ISO/IEC |
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[5] | 7 | * All rights reserved. |
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| 8 | * |
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| 9 | * Redistribution and use in source and binary forms, with or without |
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| 10 | * modification, are permitted provided that the following conditions are met: |
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| 11 | * |
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| 12 | * * Redistributions of source code must retain the above copyright notice, |
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| 13 | * this list of conditions and the following disclaimer. |
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| 14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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| 15 | * this list of conditions and the following disclaimer in the documentation |
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| 16 | * and/or other materials provided with the distribution. |
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[56] | 17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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[5] | 18 | * be used to endorse or promote products derived from this software without |
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| 19 | * specific prior written permission. |
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| 20 | * |
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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| 25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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| 31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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| 32 | */ |
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[2] | 33 | |
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| 34 | /** \file TDecSbac.cpp |
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| 35 | \brief Context-adaptive entropy decoder class |
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| 36 | */ |
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| 37 | |
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| 38 | #include "TDecSbac.h" |
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| 39 | |
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[189] | 40 | #if RWTH_SDC_DLT_B0036 |
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| 41 | #define GetNumDepthValues() (pcCU->getSlice()->getSPS()->getNumDepthValues()) |
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| 42 | #define GetBitsPerDepthValue() (pcCU->getSlice()->getSPS()->getBitsPerDepthValue()) |
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| 43 | #endif |
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| 44 | |
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[56] | 45 | //! \ingroup TLibDecoder |
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| 46 | //! \{ |
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| 47 | |
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[2] | 48 | ////////////////////////////////////////////////////////////////////// |
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| 49 | // Construction/Destruction |
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| 50 | ////////////////////////////////////////////////////////////////////// |
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| 51 | |
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| 52 | TDecSbac::TDecSbac() |
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| 53 | // new structure here |
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| 54 | : m_pcBitstream ( 0 ) |
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| 55 | , m_pcTDecBinIf ( NULL ) |
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[56] | 56 | , m_numContextModels ( 0 ) |
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| 57 | , m_cCUSplitFlagSCModel ( 1, 1, NUM_SPLIT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels ) |
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| 58 | , m_cCUSkipFlagSCModel ( 1, 1, NUM_SKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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[189] | 59 | #if LGE_ILLUCOMP_B0045 |
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| 60 | , m_cCUICFlagSCModel ( 1, 1, NUM_IC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 61 | #endif |
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[56] | 62 | , m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 63 | , m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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[296] | 64 | #if H3D_IVRP |
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[56] | 65 | , m_cResPredFlagSCModel ( 1, 1, NUM_RES_PRED_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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[2] | 66 | #endif |
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[56] | 67 | , m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 68 | , m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 69 | , m_cCUAlfCtrlFlagSCModel ( 1, 1, NUM_ALF_CTRL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 70 | , m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 71 | , m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 72 | , m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 73 | , m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 74 | , m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 75 | , m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 76 | , m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 77 | , m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 78 | , m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 79 | , m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 80 | , m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 81 | , m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels) |
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| 82 | , m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels) |
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| 83 | , m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 84 | , m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 85 | , m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 86 | , m_cALFFlagSCModel ( 1, 1, NUM_ALF_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 87 | , m_cALFUvlcSCModel ( 1, 1, NUM_ALF_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 88 | , m_cALFSvlcSCModel ( 1, 1, NUM_ALF_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 89 | , m_cCUAMPSCModel ( 1, 1, NUM_CU_AMP_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 90 | , m_cSaoFlagSCModel ( 1, 1, NUM_SAO_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 91 | , m_cSaoUvlcSCModel ( 1, 1, NUM_SAO_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 92 | , m_cSaoSvlcSCModel ( 1, 1, NUM_SAO_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 93 | , m_cSaoMergeLeftSCModel ( 1, 1, NUM_SAO_MERGE_LEFT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 94 | , m_cSaoMergeUpSCModel ( 1, 1, NUM_SAO_MERGE_UP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 95 | , m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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[5] | 96 | #if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX |
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[382] | 97 | #if !PKU_QC_DEPTH_INTRA_UNI_D0195 |
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[56] | 98 | , m_cDmmFlagSCModel ( 1, 1, NUM_DMM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 99 | , m_cDmmModeSCModel ( 1, 1, NUM_DMM_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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[382] | 100 | #endif |
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[56] | 101 | , m_cDmmDataSCModel ( 1, 1, NUM_DMM_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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[2] | 102 | #endif |
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[189] | 103 | #if LGE_EDGE_INTRA_A0070 |
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[100] | 104 | , m_cEdgeIntraSCModel ( 1, 1, NUM_EDGE_INTRA_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 105 | #if LGE_EDGE_INTRA_DELTA_DC |
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| 106 | , m_cEdgeIntraDeltaDCSCModel ( 1, 1, NUM_EDGE_INTRA_DELTA_DC_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 107 | #endif |
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| 108 | #endif |
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[189] | 109 | #if RWTH_SDC_DLT_B0036 |
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[382] | 110 | #if !PKU_QC_DEPTH_INTRA_UNI_D0195 |
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[189] | 111 | , m_cSDCFlagSCModel ( 1, 1, SDC_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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[382] | 112 | #else |
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| 113 | , m_cDepthModeModel ( 1, 1, DEPTH_MODE_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 114 | , m_cDmmDeltaFlagModel ( 1, 1, DMM_DELTA_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 115 | #endif |
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[189] | 116 | , m_cSDCResidualFlagSCModel ( 1, 2, SDC_NUM_RESIDUAL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 117 | , m_cSDCResidualSignFlagSCModel ( 1, 2, SDC_NUM_SIGN_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 118 | , m_cSDCResidualSCModel ( 1, 2, SDC_NUM_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 119 | , m_cSDCPredModeSCModel ( 1, 3, SDC_NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels) |
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| 120 | #endif |
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[2] | 121 | { |
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[56] | 122 | assert( m_numContextModels <= MAX_NUM_CTX_MOD ); |
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| 123 | m_iSliceGranularity = 0; |
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[2] | 124 | } |
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| 125 | |
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| 126 | TDecSbac::~TDecSbac() |
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| 127 | { |
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| 128 | } |
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| 129 | |
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| 130 | // ==================================================================================================================== |
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| 131 | // Public member functions |
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| 132 | // ==================================================================================================================== |
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| 133 | |
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[56] | 134 | #if CABAC_INIT_FLAG |
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| 135 | Void TDecSbac::resetEntropy(TComSlice* pSlice) |
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[2] | 136 | { |
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[56] | 137 | SliceType sliceType = pSlice->getSliceType(); |
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| 138 | Int qp = pSlice->getSliceQp(); |
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| 139 | |
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| 140 | if (pSlice->getPPS()->getCabacInitPresentFlag() && pSlice->getCabacInitFlag()) |
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| 141 | { |
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| 142 | switch (sliceType) |
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| 143 | { |
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| 144 | case P_SLICE: // change initialization table to B_SLICE initialization |
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| 145 | sliceType = B_SLICE; |
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| 146 | break; |
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| 147 | case B_SLICE: // change initialization table to P_SLICE initialization |
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| 148 | sliceType = P_SLICE; |
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| 149 | break; |
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| 150 | default : // should not occur |
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| 151 | assert(0); |
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| 152 | } |
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| 153 | } |
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| 154 | |
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| 155 | #else |
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| 156 | Void TDecSbac::resetEntropywithQPandInitIDC (Int qp, Int iID) |
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| 157 | { |
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| 158 | SliceType sliceType = (SliceType)iID; |
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| 159 | #endif |
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| 160 | |
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| 161 | m_cCUSplitFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SPLIT_FLAG ); |
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| 162 | m_cCUSkipFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SKIP_FLAG ); |
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[189] | 163 | #if LGE_ILLUCOMP_B0045 |
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| 164 | m_cCUICFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_IC_FLAG ); |
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| 165 | #endif |
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[56] | 166 | m_cCUMergeFlagExtSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT ); |
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| 167 | m_cCUMergeIdxExtSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MERGE_IDX_EXT ); |
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[296] | 168 | #if H3D_IVRP |
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[56] | 169 | m_cResPredFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_RES_PRED_FLAG ); |
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[2] | 170 | #endif |
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[56] | 171 | m_cCUAlfCtrlFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_CTRL_FLAG ); |
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| 172 | m_cCUPartSizeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_PART_SIZE ); |
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| 173 | m_cCUAMPSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CU_AMP_POS ); |
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| 174 | m_cCUPredModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_PRED_MODE ); |
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| 175 | m_cCUIntraPredSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_INTRA_PRED_MODE ); |
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| 176 | m_cCUChromaPredSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE ); |
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| 177 | m_cCUInterDirSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_INTER_DIR ); |
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| 178 | m_cCUMvdSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MVD ); |
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| 179 | m_cCURefPicSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_REF_PIC ); |
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| 180 | m_cCUDeltaQpSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DQP ); |
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| 181 | m_cCUQtCbfSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_QT_CBF ); |
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| 182 | m_cCUQtRootCbfSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_QT_ROOT_CBF ); |
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| 183 | m_cCUSigCoeffGroupSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SIG_CG_FLAG ); |
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| 184 | m_cCUSigSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SIG_FLAG ); |
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| 185 | m_cCuCtxLastX.initBuffer ( sliceType, qp, (UChar*)INIT_LAST ); |
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| 186 | m_cCuCtxLastY.initBuffer ( sliceType, qp, (UChar*)INIT_LAST ); |
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| 187 | m_cCUOneSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ONE_FLAG ); |
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| 188 | m_cCUAbsSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ABS_FLAG ); |
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| 189 | m_cMVPIdxSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_MVP_IDX ); |
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| 190 | m_cALFFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_FLAG ); |
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| 191 | m_cALFUvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_UVLC ); |
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| 192 | m_cALFSvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_ALF_SVLC ); |
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| 193 | m_cSaoFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_FLAG ); |
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| 194 | m_cSaoUvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_UVLC ); |
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| 195 | m_cSaoSvlcSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_SVLC ); |
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| 196 | m_cSaoMergeLeftSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG ); |
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| 197 | m_cSaoMergeUpSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_MERGE_UP_FLAG ); |
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| 198 | m_cSaoTypeIdxSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SAO_TYPE_IDX ); |
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| 199 | |
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| 200 | m_cCUTransSubdivFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG ); |
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[189] | 201 | #if LGE_EDGE_INTRA_A0070 |
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[100] | 202 | m_cEdgeIntraSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_EDGE_INTRA ); |
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| 203 | #if LGE_EDGE_INTRA_DELTA_DC |
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| 204 | m_cEdgeIntraDeltaDCSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_EDGE_INTRA_DELTA_DC ); |
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| 205 | #endif |
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| 206 | #endif |
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[56] | 207 | m_uiLastDQpNonZero = 0; |
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[5] | 208 | #if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX |
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[382] | 209 | #if !PKU_QC_DEPTH_INTRA_UNI_D0195 |
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[56] | 210 | m_cDmmFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_FLAG ); |
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| 211 | m_cDmmModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_MODE ); |
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[382] | 212 | #endif |
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[56] | 213 | m_cDmmDataSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMM_DATA ); |
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[2] | 214 | #endif |
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[189] | 215 | #if RWTH_SDC_DLT_B0036 |
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[382] | 216 | #if !PKU_QC_DEPTH_INTRA_UNI_D0195 |
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[189] | 217 | m_cSDCFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_FLAG ); |
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[382] | 218 | #else |
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| 219 | m_cDepthModeModel.initBuffer ( sliceType, qp, (UChar*)INIT_DEPTHMODE_FLAG ); |
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| 220 | m_cDmmDeltaFlagModel.initBuffer ( sliceType, qp, (UChar*)INIT_DMMDELTA_FLAG ); |
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| 221 | #endif |
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[189] | 222 | m_cSDCResidualFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_RESIDUAL_FLAG ); |
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| 223 | m_cSDCResidualSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_RESIDUAL ); |
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| 224 | m_cSDCResidualSignFlagSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_SIGN_FLAG ); |
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| 225 | m_cSDCPredModeSCModel.initBuffer ( sliceType, qp, (UChar*)INIT_SDC_PRED_MODE ); |
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| 226 | #endif |
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[2] | 227 | |
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| 228 | // new structure |
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[56] | 229 | m_uiLastQp = qp; |
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[2] | 230 | |
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| 231 | m_pcTDecBinIf->start(); |
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| 232 | } |
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| 233 | |
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[56] | 234 | /** The function does the following: Read out terminate bit. Flush CABAC. Byte-align for next tile. |
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| 235 | * Intialize CABAC states. Start CABAC. |
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| 236 | */ |
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| 237 | Void TDecSbac::updateContextTables( SliceType eSliceType, Int iQp ) |
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| 238 | { |
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| 239 | UInt uiBit; |
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| 240 | m_pcTDecBinIf->decodeBinTrm(uiBit); |
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| 241 | m_pcTDecBinIf->finish(); |
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| 242 | #if !OL_FLUSH_ALIGN |
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| 243 | // Account for misaligned CABAC. |
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| 244 | Int iCABACReadAhead = m_pcTDecBinIf->getBitsReadAhead(); |
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| 245 | iCABACReadAhead--; |
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| 246 | Int iStreamBits = 8-m_pcBitstream->getNumBitsUntilByteAligned(); |
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| 247 | if (iCABACReadAhead >= iStreamBits) |
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| 248 | { |
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| 249 | // Misaligned CABAC has read into the 1st byte of the next tile. |
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| 250 | // Back up a byte prior to alignment. |
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| 251 | m_pcBitstream->backupByte(); |
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| 252 | } |
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| 253 | #endif |
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| 254 | m_pcBitstream->readOutTrailingBits(); |
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| 255 | m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG ); |
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| 256 | m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG ); |
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[189] | 257 | #if LGE_ILLUCOMP_B0045 |
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| 258 | m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG ); |
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| 259 | #endif |
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[56] | 260 | m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT ); |
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| 261 | m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT ); |
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[296] | 262 | #if H3D_IVRP |
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[56] | 263 | m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG ); |
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| 264 | #endif |
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| 265 | m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG ); |
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| 266 | m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE ); |
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| 267 | m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS ); |
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| 268 | m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE ); |
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| 269 | m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE ); |
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| 270 | m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE ); |
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| 271 | m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR ); |
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| 272 | m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD ); |
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| 273 | m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC ); |
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| 274 | m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP ); |
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| 275 | m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF ); |
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| 276 | m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF ); |
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| 277 | m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG ); |
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| 278 | m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG ); |
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| 279 | m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST ); |
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| 280 | m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST ); |
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| 281 | m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG ); |
---|
| 282 | m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG ); |
---|
| 283 | m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX ); |
---|
| 284 | m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG ); |
---|
| 285 | m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC ); |
---|
| 286 | m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC ); |
---|
| 287 | m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG ); |
---|
| 288 | m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC ); |
---|
| 289 | m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC ); |
---|
| 290 | m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG ); |
---|
| 291 | m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG ); |
---|
| 292 | m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX ); |
---|
| 293 | m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG ); |
---|
| 294 | #if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX |
---|
[382] | 295 | #if !PKU_QC_DEPTH_INTRA_UNI_D0195 |
---|
[56] | 296 | m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG ); |
---|
| 297 | m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE ); |
---|
[382] | 298 | #endif |
---|
[56] | 299 | m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA ); |
---|
| 300 | #endif |
---|
[189] | 301 | #if RWTH_SDC_DLT_B0036 |
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[382] | 302 | #if !PKU_QC_DEPTH_INTRA_UNI_D0195 |
---|
[189] | 303 | m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG ); |
---|
[382] | 304 | #else |
---|
| 305 | m_cDepthModeModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DEPTHMODE_FLAG ); |
---|
| 306 | m_cDmmDeltaFlagModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMMDELTA_FLAG ); |
---|
| 307 | #endif |
---|
[189] | 308 | m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG ); |
---|
| 309 | m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL ); |
---|
| 310 | m_cSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_SIGN_FLAG ); |
---|
| 311 | m_cSDCPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_PRED_MODE ); |
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| 312 | #endif |
---|
[56] | 313 | |
---|
| 314 | m_pcTDecBinIf->start(); |
---|
| 315 | } |
---|
| 316 | |
---|
| 317 | Void TDecSbac::readTileMarker( UInt& uiTileIdx, UInt uiBitsUsed ) |
---|
| 318 | { |
---|
| 319 | UInt uiSymbol; |
---|
| 320 | uiTileIdx = 0; |
---|
| 321 | for (Int iShift=uiBitsUsed-1; iShift>=0; iShift--) |
---|
| 322 | { |
---|
| 323 | m_pcTDecBinIf->decodeBinEP ( uiSymbol ); |
---|
| 324 | if (uiSymbol) |
---|
| 325 | { |
---|
| 326 | uiTileIdx |= (1<<iShift); |
---|
| 327 | } |
---|
| 328 | } |
---|
| 329 | } |
---|
| 330 | |
---|
[2] | 331 | Void TDecSbac::parseTerminatingBit( UInt& ruiBit ) |
---|
| 332 | { |
---|
| 333 | m_pcTDecBinIf->decodeBinTrm( ruiBit ); |
---|
| 334 | } |
---|
| 335 | |
---|
| 336 | |
---|
| 337 | Void TDecSbac::xReadUnaryMaxSymbol( UInt& ruiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol ) |
---|
| 338 | { |
---|
| 339 | if (uiMaxSymbol == 0) |
---|
| 340 | { |
---|
| 341 | ruiSymbol = 0; |
---|
| 342 | return; |
---|
| 343 | } |
---|
| 344 | |
---|
| 345 | m_pcTDecBinIf->decodeBin( ruiSymbol, pcSCModel[0] ); |
---|
| 346 | |
---|
| 347 | if( ruiSymbol == 0 || uiMaxSymbol == 1 ) |
---|
| 348 | { |
---|
| 349 | return; |
---|
| 350 | } |
---|
| 351 | |
---|
| 352 | UInt uiSymbol = 0; |
---|
| 353 | UInt uiCont; |
---|
| 354 | |
---|
| 355 | do |
---|
| 356 | { |
---|
| 357 | m_pcTDecBinIf->decodeBin( uiCont, pcSCModel[ iOffset ] ); |
---|
| 358 | uiSymbol++; |
---|
| 359 | } |
---|
| 360 | while( uiCont && ( uiSymbol < uiMaxSymbol - 1 ) ); |
---|
| 361 | |
---|
| 362 | if( uiCont && ( uiSymbol == uiMaxSymbol - 1 ) ) |
---|
| 363 | { |
---|
| 364 | uiSymbol++; |
---|
| 365 | } |
---|
| 366 | |
---|
| 367 | ruiSymbol = uiSymbol; |
---|
| 368 | } |
---|
| 369 | |
---|
| 370 | Void TDecSbac::xReadEpExGolomb( UInt& ruiSymbol, UInt uiCount ) |
---|
| 371 | { |
---|
| 372 | UInt uiSymbol = 0; |
---|
| 373 | UInt uiBit = 1; |
---|
| 374 | |
---|
| 375 | while( uiBit ) |
---|
| 376 | { |
---|
| 377 | m_pcTDecBinIf->decodeBinEP( uiBit ); |
---|
| 378 | uiSymbol += uiBit << uiCount++; |
---|
| 379 | } |
---|
| 380 | |
---|
[56] | 381 | if ( --uiCount ) |
---|
[2] | 382 | { |
---|
[56] | 383 | UInt bins; |
---|
| 384 | m_pcTDecBinIf->decodeBinsEP( bins, uiCount ); |
---|
| 385 | uiSymbol += bins; |
---|
[2] | 386 | } |
---|
| 387 | |
---|
| 388 | ruiSymbol = uiSymbol; |
---|
| 389 | } |
---|
| 390 | |
---|
| 391 | Void TDecSbac::xReadUnarySymbol( UInt& ruiSymbol, ContextModel* pcSCModel, Int iOffset ) |
---|
| 392 | { |
---|
| 393 | m_pcTDecBinIf->decodeBin( ruiSymbol, pcSCModel[0] ); |
---|
| 394 | |
---|
| 395 | if( !ruiSymbol ) |
---|
| 396 | { |
---|
| 397 | return; |
---|
| 398 | } |
---|
| 399 | |
---|
| 400 | UInt uiSymbol = 0; |
---|
| 401 | UInt uiCont; |
---|
| 402 | |
---|
| 403 | do |
---|
| 404 | { |
---|
| 405 | m_pcTDecBinIf->decodeBin( uiCont, pcSCModel[ iOffset ] ); |
---|
| 406 | uiSymbol++; |
---|
| 407 | } |
---|
| 408 | while( uiCont ); |
---|
| 409 | |
---|
| 410 | ruiSymbol = uiSymbol; |
---|
| 411 | } |
---|
| 412 | |
---|
| 413 | /** Parsing of coeff_abs_level_minus3 |
---|
| 414 | * \param ruiSymbol reference to coeff_abs_level_minus3 |
---|
| 415 | * \param ruiGoRiceParam reference to Rice parameter |
---|
| 416 | * \returns Void |
---|
| 417 | */ |
---|
| 418 | Void TDecSbac::xReadGoRiceExGolomb( UInt &ruiSymbol, UInt &ruiGoRiceParam ) |
---|
| 419 | { |
---|
| 420 | Bool bExGolomb = false; |
---|
| 421 | UInt uiCodeWord = 0; |
---|
| 422 | UInt uiQuotient = 0; |
---|
| 423 | UInt uiRemainder = 0; |
---|
| 424 | UInt uiMaxVlc = g_auiGoRiceRange[ ruiGoRiceParam ]; |
---|
| 425 | UInt uiMaxPreLen = g_auiGoRicePrefixLen[ ruiGoRiceParam ]; |
---|
| 426 | |
---|
| 427 | do |
---|
| 428 | { |
---|
| 429 | uiQuotient++; |
---|
| 430 | m_pcTDecBinIf->decodeBinEP( uiCodeWord ); |
---|
| 431 | } |
---|
| 432 | while( uiCodeWord && uiQuotient < uiMaxPreLen ); |
---|
| 433 | |
---|
| 434 | uiCodeWord = 1 - uiCodeWord; |
---|
| 435 | uiQuotient -= uiCodeWord; |
---|
| 436 | |
---|
[56] | 437 | if ( ruiGoRiceParam > 0 ) |
---|
[2] | 438 | { |
---|
[56] | 439 | m_pcTDecBinIf->decodeBinsEP( uiRemainder, ruiGoRiceParam ); |
---|
[2] | 440 | } |
---|
| 441 | |
---|
| 442 | ruiSymbol = uiRemainder + ( uiQuotient << ruiGoRiceParam ); |
---|
| 443 | bExGolomb = ruiSymbol == ( uiMaxVlc + 1 ); |
---|
| 444 | |
---|
| 445 | if( bExGolomb ) |
---|
| 446 | { |
---|
| 447 | xReadEpExGolomb( uiCodeWord, 0 ); |
---|
| 448 | ruiSymbol += uiCodeWord; |
---|
| 449 | } |
---|
| 450 | |
---|
[56] | 451 | ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( ruiSymbol, 23 ) ]; |
---|
[2] | 452 | |
---|
| 453 | return; |
---|
| 454 | } |
---|
[56] | 455 | |
---|
| 456 | |
---|
| 457 | /** Parse I_PCM information. |
---|
| 458 | * \param pcCU |
---|
| 459 | * \param uiAbsPartIdx |
---|
| 460 | * \param uiDepth |
---|
| 461 | * \returns Void |
---|
| 462 | * |
---|
| 463 | * If I_PCM flag indicates that the CU is I_PCM, parse its PCM alignment bits and codes. |
---|
| 464 | */ |
---|
| 465 | Void TDecSbac::parseIPCMInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
[2] | 466 | { |
---|
| 467 | UInt uiSymbol; |
---|
[56] | 468 | Int numSubseqIPCM = 0; |
---|
| 469 | Bool readPCMSampleFlag = false; |
---|
| 470 | |
---|
| 471 | if(pcCU->getNumSucIPCM() > 0) |
---|
[2] | 472 | { |
---|
[56] | 473 | readPCMSampleFlag = true; |
---|
[2] | 474 | } |
---|
[56] | 475 | else |
---|
| 476 | { |
---|
| 477 | m_pcTDecBinIf->decodeBinTrm(uiSymbol); |
---|
[2] | 478 | |
---|
[56] | 479 | if (uiSymbol) |
---|
| 480 | { |
---|
| 481 | readPCMSampleFlag = true; |
---|
| 482 | m_pcTDecBinIf->decodeNumSubseqIPCM(numSubseqIPCM); |
---|
| 483 | pcCU->setNumSucIPCM(numSubseqIPCM + 1); |
---|
| 484 | m_pcTDecBinIf->decodePCMAlignBits(); |
---|
| 485 | } |
---|
[2] | 486 | } |
---|
| 487 | |
---|
[56] | 488 | if (readPCMSampleFlag == true) |
---|
[2] | 489 | { |
---|
[56] | 490 | Bool bIpcmFlag = true; |
---|
| 491 | |
---|
[2] | 492 | |
---|
[56] | 493 | pcCU->setPartSizeSubParts ( SIZE_2Nx2N, uiAbsPartIdx, uiDepth ); |
---|
| 494 | pcCU->setSizeSubParts ( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth ); |
---|
| 495 | pcCU->setIPCMFlagSubParts ( bIpcmFlag, uiAbsPartIdx, uiDepth ); |
---|
[2] | 496 | |
---|
[56] | 497 | UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight(); |
---|
| 498 | UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx; |
---|
| 499 | UInt uiChromaOffset = uiLumaOffset>>2; |
---|
| 500 | |
---|
| 501 | Pel* piPCMSample; |
---|
| 502 | UInt uiWidth; |
---|
| 503 | UInt uiHeight; |
---|
| 504 | UInt uiSampleBits; |
---|
| 505 | UInt uiX, uiY; |
---|
| 506 | |
---|
| 507 | piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset; |
---|
| 508 | uiWidth = pcCU->getWidth(uiAbsPartIdx); |
---|
| 509 | uiHeight = pcCU->getHeight(uiAbsPartIdx); |
---|
| 510 | uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma(); |
---|
| 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 | piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset; |
---|
| 524 | uiWidth = pcCU->getWidth(uiAbsPartIdx)/2; |
---|
| 525 | uiHeight = pcCU->getHeight(uiAbsPartIdx)/2; |
---|
| 526 | uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma(); |
---|
| 527 | |
---|
| 528 | for(uiY = 0; uiY < uiHeight; uiY++) |
---|
| 529 | { |
---|
| 530 | for(uiX = 0; uiX < uiWidth; uiX++) |
---|
| 531 | { |
---|
| 532 | UInt uiSample; |
---|
| 533 | m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample); |
---|
| 534 | piPCMSample[uiX] = uiSample; |
---|
| 535 | } |
---|
| 536 | piPCMSample += uiWidth; |
---|
| 537 | } |
---|
| 538 | |
---|
| 539 | piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset; |
---|
| 540 | uiWidth = pcCU->getWidth(uiAbsPartIdx)/2; |
---|
| 541 | uiHeight = pcCU->getHeight(uiAbsPartIdx)/2; |
---|
| 542 | uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma(); |
---|
| 543 | |
---|
| 544 | for(uiY = 0; uiY < uiHeight; uiY++) |
---|
| 545 | { |
---|
| 546 | for(uiX = 0; uiX < uiWidth; uiX++) |
---|
| 547 | { |
---|
| 548 | UInt uiSample; |
---|
| 549 | m_pcTDecBinIf->xReadPCMCode(uiSampleBits, uiSample); |
---|
| 550 | piPCMSample[uiX] = uiSample; |
---|
| 551 | } |
---|
| 552 | piPCMSample += uiWidth; |
---|
| 553 | } |
---|
| 554 | |
---|
| 555 | pcCU->setNumSucIPCM( pcCU->getNumSucIPCM() - 1); |
---|
| 556 | if(pcCU->getNumSucIPCM() == 0) |
---|
| 557 | { |
---|
| 558 | m_pcTDecBinIf->resetBac(); |
---|
| 559 | } |
---|
[2] | 560 | } |
---|
| 561 | } |
---|
| 562 | |
---|
| 563 | /** parse skip flag |
---|
| 564 | * \param pcCU |
---|
| 565 | * \param uiAbsPartIdx |
---|
| 566 | * \param uiDepth |
---|
| 567 | * \returns Void |
---|
| 568 | */ |
---|
| 569 | Void TDecSbac::parseSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 570 | { |
---|
| 571 | if( pcCU->getSlice()->isIntra() ) |
---|
| 572 | { |
---|
| 573 | return; |
---|
| 574 | } |
---|
| 575 | |
---|
| 576 | UInt uiSymbol = 0; |
---|
| 577 | UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ); |
---|
| 578 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) ); |
---|
[56] | 579 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
---|
[2] | 580 | DTRACE_CABAC_T( "\tSkipFlag" ); |
---|
| 581 | DTRACE_CABAC_T( "\tuiCtxSkip: "); |
---|
| 582 | DTRACE_CABAC_V( uiCtxSkip ); |
---|
| 583 | DTRACE_CABAC_T( "\tuiSymbol: "); |
---|
| 584 | DTRACE_CABAC_V( uiSymbol ); |
---|
| 585 | DTRACE_CABAC_T( "\n"); |
---|
| 586 | |
---|
| 587 | if( uiSymbol ) |
---|
| 588 | { |
---|
| 589 | pcCU->setPredModeSubParts( MODE_SKIP, uiAbsPartIdx, uiDepth ); |
---|
| 590 | pcCU->setPartSizeSubParts( SIZE_2Nx2N, uiAbsPartIdx, uiDepth ); |
---|
| 591 | pcCU->setSizeSubParts( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth ); |
---|
| 592 | pcCU->setMergeFlagSubParts( true , uiAbsPartIdx, 0, uiDepth ); |
---|
| 593 | } |
---|
| 594 | } |
---|
| 595 | |
---|
[189] | 596 | #if LGE_ILLUCOMP_B0045 |
---|
| 597 | /** parse illumination compensation flag |
---|
| 598 | * \param pcCU |
---|
| 599 | * \param uiAbsPartIdx |
---|
| 600 | * \param uiDepth |
---|
| 601 | * \returns Void |
---|
| 602 | */ |
---|
| 603 | Void TDecSbac::parseICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 604 | { |
---|
| 605 | UInt uiSymbol = 0; |
---|
| 606 | UInt uiCtxIC = pcCU->getCtxICFlag( uiAbsPartIdx ); |
---|
| 607 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, uiCtxIC ) ); |
---|
| 608 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
---|
| 609 | DTRACE_CABAC_T( "\tICFlag" ); |
---|
| 610 | DTRACE_CABAC_T( "\tuiCtxIC: "); |
---|
| 611 | DTRACE_CABAC_V( uiCtxIC ); |
---|
| 612 | DTRACE_CABAC_T( "\tuiSymbol: "); |
---|
| 613 | DTRACE_CABAC_V( uiSymbol ); |
---|
| 614 | DTRACE_CABAC_T( "\n"); |
---|
| 615 | |
---|
| 616 | pcCU->setICFlagSubParts( uiSymbol ? true : false , uiAbsPartIdx, 0, uiDepth ); |
---|
| 617 | } |
---|
| 618 | #endif |
---|
| 619 | |
---|
| 620 | |
---|
[2] | 621 | /** parse merge flag |
---|
| 622 | * \param pcCU |
---|
| 623 | * \param uiAbsPartIdx |
---|
| 624 | * \param uiDepth |
---|
| 625 | * \param uiPUIdx |
---|
| 626 | * \returns Void |
---|
| 627 | */ |
---|
| 628 | Void TDecSbac::parseMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPUIdx ) |
---|
| 629 | { |
---|
| 630 | UInt uiSymbol; |
---|
[56] | 631 | m_pcTDecBinIf->decodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) ); |
---|
[2] | 632 | pcCU->setMergeFlagSubParts( uiSymbol ? true : false, uiAbsPartIdx, uiPUIdx, uiDepth ); |
---|
| 633 | |
---|
[56] | 634 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
---|
[2] | 635 | DTRACE_CABAC_T( "\tMergeFlag: " ); |
---|
| 636 | DTRACE_CABAC_V( uiSymbol ); |
---|
| 637 | DTRACE_CABAC_T( "\tAddress: " ); |
---|
| 638 | DTRACE_CABAC_V( pcCU->getAddr() ); |
---|
| 639 | DTRACE_CABAC_T( "\tuiAbsPartIdx: " ); |
---|
| 640 | DTRACE_CABAC_V( uiAbsPartIdx ); |
---|
| 641 | DTRACE_CABAC_T( "\n" ); |
---|
| 642 | } |
---|
| 643 | |
---|
[56] | 644 | Void TDecSbac::parseMergeIndex ( TComDataCU* pcCU, UInt& ruiMergeIndex, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
[2] | 645 | { |
---|
[56] | 646 | UInt uiNumCand = MRG_MAX_NUM_CANDS; |
---|
| 647 | UInt uiUnaryIdx = 0; |
---|
| 648 | uiNumCand = pcCU->getSlice()->getMaxNumMergeCand(); |
---|
[5] | 649 | #if HHI_MPI |
---|
[2] | 650 | const Bool bMVIAvailable = pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE; |
---|
[56] | 651 | const UInt uiMviMergePos = bMVIAvailable ? HHI_MPI_MERGE_POS : uiNumCand; |
---|
[2] | 652 | #endif |
---|
[56] | 653 | if ( uiNumCand > 1 ) |
---|
[2] | 654 | { |
---|
[56] | 655 | for( ; uiUnaryIdx < uiNumCand - 1; ++uiUnaryIdx ) |
---|
[2] | 656 | { |
---|
[56] | 657 | UInt uiSymbol = 0; |
---|
| 658 | if ( uiUnaryIdx==0 ) |
---|
[2] | 659 | { |
---|
[56] | 660 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) ); |
---|
[2] | 661 | } |
---|
[56] | 662 | else |
---|
| 663 | { |
---|
| 664 | m_pcTDecBinIf->decodeBinEP( uiSymbol ); |
---|
| 665 | } |
---|
| 666 | if( uiSymbol == 0 ) |
---|
[2] | 667 | { |
---|
[56] | 668 | break; |
---|
[2] | 669 | } |
---|
| 670 | } |
---|
| 671 | } |
---|
| 672 | ruiMergeIndex = uiUnaryIdx; |
---|
| 673 | |
---|
[56] | 674 | DTRACE_CABAC_VL( g_nSymbolCounter++ ) |
---|
| 675 | DTRACE_CABAC_T( "\tparseMergeIndex()" ) |
---|
| 676 | DTRACE_CABAC_T( "\tuiMRGIdx= " ) |
---|
| 677 | DTRACE_CABAC_V( ruiMergeIndex ) |
---|
| 678 | DTRACE_CABAC_T( "\n" ) |
---|
[5] | 679 | #if HHI_MPI |
---|
[2] | 680 | if( ruiMergeIndex > uiMviMergePos ) |
---|
| 681 | { |
---|
[56] | 682 | assert( bMVIAvailable ); |
---|
[2] | 683 | ruiMergeIndex--; |
---|
| 684 | } |
---|
| 685 | else if( ruiMergeIndex == uiMviMergePos ) |
---|
| 686 | { |
---|
[56] | 687 | assert( bMVIAvailable ); |
---|
[2] | 688 | pcCU->setTextureModeDepthSubParts( uiDepth, uiAbsPartIdx, uiDepth ); |
---|
| 689 | } |
---|
| 690 | #endif |
---|
| 691 | } |
---|
| 692 | |
---|
[296] | 693 | #if H3D_IVRP |
---|
[56] | 694 | Void |
---|
[2] | 695 | TDecSbac::parseResPredFlag( TComDataCU* pcCU, Bool& rbResPredFlag, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 696 | { |
---|
[56] | 697 | UInt uiCtx = pcCU->getCtxResPredFlag( uiAbsPartIdx ); |
---|
[2] | 698 | UInt uiSymbol = 0; |
---|
| 699 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cResPredFlagSCModel.get( 0, 0, uiCtx ) ); |
---|
| 700 | rbResPredFlag = ( uiSymbol != 0 ); |
---|
| 701 | } |
---|
[56] | 702 | #endif |
---|
[2] | 703 | |
---|
[296] | 704 | #if H3D_IVMP |
---|
[56] | 705 | Void TDecSbac::parseMVPIdx ( Int& riMVPIdx, Int iNumAMVPCands ) |
---|
[2] | 706 | { |
---|
| 707 | UInt uiSymbol; |
---|
[56] | 708 | xReadUnaryMaxSymbol(uiSymbol, m_cMVPIdxSCModel.get(0), 1, iNumAMVPCands-1); |
---|
[2] | 709 | riMVPIdx = uiSymbol; |
---|
| 710 | } |
---|
[56] | 711 | #else |
---|
| 712 | Void TDecSbac::parseMVPIdx ( Int& riMVPIdx ) |
---|
| 713 | { |
---|
| 714 | UInt uiSymbol; |
---|
| 715 | xReadUnaryMaxSymbol(uiSymbol, m_cMVPIdxSCModel.get(0), 1, AMVP_MAX_NUM_CANDS-1); |
---|
| 716 | riMVPIdx = uiSymbol; |
---|
| 717 | } |
---|
| 718 | #endif |
---|
[2] | 719 | |
---|
| 720 | Void TDecSbac::parseSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 721 | { |
---|
| 722 | if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth ) |
---|
| 723 | { |
---|
| 724 | pcCU->setDepthSubParts( uiDepth, uiAbsPartIdx ); |
---|
| 725 | return; |
---|
| 726 | } |
---|
| 727 | |
---|
| 728 | UInt uiSymbol; |
---|
[189] | 729 | |
---|
[332] | 730 | #if H3D_QTL |
---|
[189] | 731 | Bool bParseSplitFlag = true; |
---|
| 732 | |
---|
| 733 | TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS(); |
---|
| 734 | TComPic *pcTexture = pcCU->getSlice()->getTexturePic(); |
---|
| 735 | Bool bDepthMapDetect = (pcTexture != NULL); |
---|
| 736 | Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE); |
---|
| 737 | |
---|
[296] | 738 | Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR || pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA); |
---|
| 739 | if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC()) |
---|
[189] | 740 | { |
---|
| 741 | TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr()); |
---|
| 742 | assert(pcTextureCU->getDepth(uiAbsPartIdx) >= uiDepth); |
---|
| 743 | bParseSplitFlag = (pcTextureCU->getDepth(uiAbsPartIdx) > uiDepth); |
---|
| 744 | } |
---|
| 745 | |
---|
| 746 | if(bParseSplitFlag) |
---|
| 747 | { |
---|
| 748 | #endif |
---|
| 749 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUSplitFlagSCModel.get( 0, 0, pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth ) ) ); |
---|
| 750 | DTRACE_CABAC_VL( g_nSymbolCounter++ ) |
---|
| 751 | DTRACE_CABAC_T( "\tSplitFlag\n" ) |
---|
[332] | 752 | #if H3D_QTL |
---|
[189] | 753 | } |
---|
| 754 | else |
---|
| 755 | uiSymbol = 0; |
---|
| 756 | #endif |
---|
| 757 | |
---|
[2] | 758 | pcCU->setDepthSubParts( uiDepth + uiSymbol, uiAbsPartIdx ); |
---|
| 759 | |
---|
| 760 | return; |
---|
| 761 | } |
---|
| 762 | |
---|
| 763 | /** parse partition size |
---|
| 764 | * \param pcCU |
---|
| 765 | * \param uiAbsPartIdx |
---|
| 766 | * \param uiDepth |
---|
| 767 | * \returns Void |
---|
| 768 | */ |
---|
| 769 | Void TDecSbac::parsePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 770 | { |
---|
| 771 | UInt uiSymbol, uiMode = 0; |
---|
| 772 | PartSize eMode; |
---|
[189] | 773 | |
---|
[332] | 774 | #if H3D_QTL |
---|
[189] | 775 | Bool bParsePartSize = true; |
---|
| 776 | TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS(); |
---|
| 777 | TComPic *pcTexture = pcCU->getSlice()->getTexturePic(); |
---|
| 778 | Bool bDepthMapDetect = (pcTexture != NULL); |
---|
| 779 | Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE); |
---|
| 780 | |
---|
[296] | 781 | Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR || pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA); |
---|
| 782 | if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC()) |
---|
[189] | 783 | { |
---|
| 784 | TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr()); |
---|
| 785 | assert(pcTextureCU->getDepth(uiAbsPartIdx) >= uiDepth); |
---|
| 786 | if (pcTextureCU->getDepth(uiAbsPartIdx) == uiDepth && pcTextureCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN) |
---|
| 787 | { |
---|
| 788 | bParsePartSize = false; |
---|
| 789 | eMode = SIZE_2Nx2N; |
---|
| 790 | } |
---|
| 791 | } |
---|
| 792 | #endif |
---|
[2] | 793 | |
---|
| 794 | if ( pcCU->isIntra( uiAbsPartIdx ) ) |
---|
| 795 | { |
---|
[332] | 796 | #if H3D_QTL |
---|
[189] | 797 | if(bParsePartSize) |
---|
[2] | 798 | { |
---|
[189] | 799 | #endif |
---|
| 800 | uiSymbol = 1; |
---|
| 801 | if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth ) |
---|
| 802 | { |
---|
| 803 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPartSizeSCModel.get( 0, 0, 0) ); |
---|
| 804 | } |
---|
| 805 | eMode = uiSymbol ? SIZE_2Nx2N : SIZE_NxN; |
---|
[332] | 806 | #if H3D_QTL |
---|
[2] | 807 | } |
---|
[189] | 808 | #endif |
---|
[56] | 809 | UInt uiTrLevel = 0; |
---|
| 810 | UInt uiWidthInBit = g_aucConvertToBit[pcCU->getWidth(uiAbsPartIdx)]+2; |
---|
| 811 | UInt uiTrSizeInBit = g_aucConvertToBit[pcCU->getSlice()->getSPS()->getMaxTrSize()]+2; |
---|
| 812 | uiTrLevel = uiWidthInBit >= uiTrSizeInBit ? uiWidthInBit - uiTrSizeInBit : 0; |
---|
| 813 | if( eMode == SIZE_NxN ) |
---|
| 814 | { |
---|
| 815 | pcCU->setTrIdxSubParts( 1+uiTrLevel, uiAbsPartIdx, uiDepth ); |
---|
| 816 | } |
---|
| 817 | else |
---|
| 818 | { |
---|
| 819 | pcCU->setTrIdxSubParts( uiTrLevel, uiAbsPartIdx, uiDepth ); |
---|
| 820 | } |
---|
[2] | 821 | } |
---|
| 822 | else |
---|
| 823 | { |
---|
[332] | 824 | #if H3D_QTL |
---|
[189] | 825 | if(bParsePartSize) |
---|
[2] | 826 | { |
---|
[189] | 827 | #endif |
---|
| 828 | UInt uiMaxNumBits = 2; |
---|
| 829 | if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && (g_uiMaxCUWidth>>uiDepth) == 8 && (g_uiMaxCUHeight>>uiDepth) == 8 ) ) |
---|
[2] | 830 | { |
---|
[189] | 831 | uiMaxNumBits ++; |
---|
[2] | 832 | } |
---|
[189] | 833 | for ( UInt ui = 0; ui < uiMaxNumBits; ui++ ) |
---|
[56] | 834 | { |
---|
[189] | 835 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPartSizeSCModel.get( 0, 0, ui) ); |
---|
| 836 | if ( uiSymbol ) |
---|
| 837 | { |
---|
| 838 | break; |
---|
| 839 | } |
---|
| 840 | uiMode++; |
---|
| 841 | } |
---|
| 842 | eMode = (PartSize) uiMode; |
---|
| 843 | if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) ) |
---|
| 844 | { |
---|
| 845 | if (eMode == SIZE_2NxN) |
---|
| 846 | { |
---|
| 847 | m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUAMPSCModel.get( 0, 0, 0 )); |
---|
| 848 | if (uiSymbol == 0) |
---|
| 849 | { |
---|
| 850 | m_pcTDecBinIf->decodeBinEP(uiSymbol); |
---|
| 851 | eMode = (uiSymbol == 0? SIZE_2NxnU : SIZE_2NxnD); |
---|
| 852 | } |
---|
[56] | 853 | } |
---|
[189] | 854 | else if (eMode == SIZE_Nx2N) |
---|
| 855 | { |
---|
| 856 | m_pcTDecBinIf->decodeBin(uiSymbol, m_cCUAMPSCModel.get( 0, 0, 0 )); |
---|
| 857 | if (uiSymbol == 0) |
---|
| 858 | { |
---|
| 859 | m_pcTDecBinIf->decodeBinEP(uiSymbol); |
---|
| 860 | eMode = (uiSymbol == 0? SIZE_nLx2N : SIZE_nRx2N); |
---|
| 861 | } |
---|
[2] | 862 | } |
---|
| 863 | } |
---|
[332] | 864 | #if H3D_QTL |
---|
[2] | 865 | } |
---|
[189] | 866 | #endif |
---|
[2] | 867 | } |
---|
| 868 | pcCU->setPartSizeSubParts( eMode, uiAbsPartIdx, uiDepth ); |
---|
| 869 | pcCU->setSizeSubParts( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth ); |
---|
| 870 | } |
---|
| 871 | |
---|
| 872 | /** parse prediction mode |
---|
| 873 | * \param pcCU |
---|
| 874 | * \param uiAbsPartIdx |
---|
| 875 | * \param uiDepth |
---|
| 876 | * \returns Void |
---|
| 877 | */ |
---|
| 878 | Void TDecSbac::parsePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 879 | { |
---|
| 880 | if( pcCU->getSlice()->isIntra() ) |
---|
| 881 | { |
---|
| 882 | pcCU->setPredModeSubParts( MODE_INTRA, uiAbsPartIdx, uiDepth ); |
---|
| 883 | return; |
---|
| 884 | } |
---|
| 885 | |
---|
| 886 | UInt uiSymbol; |
---|
| 887 | Int iPredMode = MODE_INTER; |
---|
[56] | 888 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUPredModeSCModel.get( 0, 0, 0 ) ); |
---|
[2] | 889 | iPredMode += uiSymbol; |
---|
| 890 | pcCU->setPredModeSubParts( (PredMode)iPredMode, uiAbsPartIdx, uiDepth ); |
---|
| 891 | } |
---|
[382] | 892 | #if PKU_QC_DEPTH_INTRA_UNI_D0195 |
---|
| 893 | Void TDecSbac::parseDepthIntraMode ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 894 | { |
---|
| 895 | UInt uiPuIdx = ( pcCU->getWidth(uiAbsPartIdx) == 64 )? 2 : ( ( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_NxN && pcCU->getWidth(uiAbsPartIdx) == 8 )? 0 : 1); |
---|
| 896 | UInt uiDir = 0; |
---|
| 897 | Bool bSDCFlag = 0; |
---|
| 898 | UInt uiSymbol = 1; |
---|
| 899 | UInt uiCode = 0 ; |
---|
| 900 | UInt uiBinNum = 0; |
---|
| 901 | UInt uiCtxDepthMode = 0; |
---|
| 902 | if ( uiPuIdx ==2 ) |
---|
| 903 | { |
---|
| 904 | while(uiBinNum<2 && uiSymbol) |
---|
| 905 | { |
---|
| 906 | uiCtxDepthMode = uiPuIdx*3 + uiBinNum; |
---|
| 907 | m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode)); |
---|
| 908 | uiCode = (uiCode<<1)+uiSymbol; |
---|
| 909 | uiBinNum++; |
---|
| 910 | } |
---|
| 911 | if (uiCode == 0) { uiDir = PLANAR_IDX; bSDCFlag = 1;} |
---|
| 912 | else if (uiCode == 2) { uiDir = 0; bSDCFlag = 0;} |
---|
| 913 | else if (uiCode == 3) { uiDir = DC_IDX; bSDCFlag = 1;} |
---|
| 914 | } |
---|
| 915 | else if ( uiPuIdx ==0 ) |
---|
| 916 | { |
---|
| 917 | while(uiBinNum<3 && uiSymbol) |
---|
| 918 | { |
---|
| 919 | uiCtxDepthMode = uiPuIdx*3 + ( uiBinNum >= 2? 2 : uiBinNum ); |
---|
| 920 | m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode)); |
---|
| 921 | uiCode = (uiCode<<1)+uiSymbol; |
---|
| 922 | uiBinNum++; |
---|
| 923 | } |
---|
| 924 | if (uiCode == 0) { uiDir = 0; bSDCFlag = 0;} |
---|
| 925 | else if (uiCode == 2) { uiDir = DMM_WEDGE_FULL_IDX; bSDCFlag = 0;} |
---|
| 926 | else if (uiCode == 6) { uiDir = DMM_WEDGE_PREDTEX_IDX; bSDCFlag = 0;} |
---|
| 927 | else if (uiCode == 7) { uiDir = EDGE_INTRA_IDX; bSDCFlag = 0;} |
---|
| 928 | } |
---|
| 929 | else |
---|
| 930 | { |
---|
| 931 | uiCtxDepthMode = uiPuIdx*3 ; |
---|
| 932 | m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode)); |
---|
| 933 | uiCode = (uiCode<<1)+uiSymbol; |
---|
| 934 | if (!uiSymbol) |
---|
| 935 | { |
---|
| 936 | uiCtxDepthMode = uiPuIdx*3 + 1; |
---|
| 937 | m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode)); |
---|
| 938 | uiCode = (uiCode<<1)+uiSymbol; |
---|
| 939 | if (uiSymbol) |
---|
| 940 | { |
---|
| 941 | uiCtxDepthMode = uiPuIdx*3 + 2; |
---|
| 942 | m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode)); |
---|
| 943 | uiCode = (uiCode<<1)+uiSymbol; |
---|
| 944 | } |
---|
| 945 | } |
---|
| 946 | else |
---|
| 947 | { |
---|
| 948 | uiCtxDepthMode = uiPuIdx*3 + 1; |
---|
| 949 | m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode)); |
---|
| 950 | uiCode = (uiCode<<1)+uiSymbol; |
---|
| 951 | if (!uiSymbol) |
---|
| 952 | { |
---|
| 953 | uiCtxDepthMode = uiPuIdx*3 + 2; |
---|
| 954 | m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode)); |
---|
| 955 | uiCode = (uiCode<<1)+uiSymbol; |
---|
| 956 | } |
---|
| 957 | else |
---|
| 958 | { |
---|
| 959 | uiBinNum = 0; |
---|
| 960 | while( uiSymbol && uiBinNum<3 ) |
---|
| 961 | { |
---|
| 962 | uiCtxDepthMode = uiPuIdx*3 + 2; |
---|
| 963 | m_pcTDecBinIf->decodeBin(uiSymbol,m_cDepthModeModel.get(0,0,uiCtxDepthMode)); |
---|
| 964 | uiCode = (uiCode<<1)+uiSymbol; |
---|
| 965 | uiBinNum++; |
---|
| 966 | } |
---|
| 967 | } |
---|
| 968 | } |
---|
| 969 | if (uiCode == 0) { uiDir = PLANAR_IDX; bSDCFlag = 1;} |
---|
| 970 | else if (uiCode == 2) { uiDir = 5; bSDCFlag = 0;} |
---|
| 971 | else if (uiCode == 3) { uiDir = DMM_WEDGE_FULL_IDX; bSDCFlag = 1;} |
---|
| 972 | else if (uiCode == 4) { uiDir = DMM_WEDGE_FULL_IDX; bSDCFlag = 0;} |
---|
| 973 | else if (uiCode == 5) { uiDir = DMM_CONTOUR_PREDTEX_IDX; bSDCFlag = 0;} |
---|
| 974 | else if (uiCode == 6) { uiDir = DMM_WEDGE_PREDTEX_IDX; bSDCFlag = 0;} |
---|
| 975 | else if (uiCode == 14) { uiDir = DC_IDX; bSDCFlag = 1;} |
---|
| 976 | else if (uiCode == 31) { uiDir = DMM_WEDGE_PREDDIR_IDX; bSDCFlag = 0;} |
---|
| 977 | else if (uiCode == 30) { uiDir = EDGE_INTRA_IDX; bSDCFlag = 0;} |
---|
| 978 | } |
---|
| 979 | pcCU->setLumaIntraDirSubParts( (UChar)uiDir, uiAbsPartIdx, uiDepth ); |
---|
| 980 | pcCU->setSDCFlagSubParts(bSDCFlag, uiAbsPartIdx, 0, uiDepth); |
---|
| 981 | } |
---|
| 982 | Void TDecSbac::parseDepthModelingTable ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 983 | { |
---|
| 984 | parseDepthIntraMode(pcCU,uiAbsPartIdx,uiDepth); |
---|
[56] | 985 | |
---|
[382] | 986 | UInt uiDir = pcCU->getLumaIntraDir(uiAbsPartIdx); |
---|
| 987 | Bool bSdcFlag = pcCU->getSDCAvailable(uiAbsPartIdx) && pcCU->getSDCFlag(uiAbsPartIdx); |
---|
| 988 | Bool bDmmFlag = (uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX &&(!bSdcFlag))? 1:0; |
---|
| 989 | if (uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX)//DMM modes and SDC DMM1 |
---|
| 990 | { |
---|
| 991 | if( uiDir == DMM_WEDGE_FULL_IDX ) { xParseWedgeFullInfo ( pcCU, uiAbsPartIdx, uiDepth ); } |
---|
| 992 | else if( uiDir == DMM_WEDGE_PREDTEX_IDX ) { xParseWedgePredTexInfo ( pcCU, uiAbsPartIdx, uiDepth ); } |
---|
| 993 | else if( uiDir == DMM_WEDGE_PREDDIR_IDX ) { xParseWedgePredDirInfo ( pcCU, uiAbsPartIdx, uiDepth ); } |
---|
| 994 | } |
---|
| 995 | else if(uiDir >= EDGE_INTRA_IDX)//CCM mode |
---|
| 996 | { |
---|
| 997 | xParseEdgeIntraInfo( pcCU, uiAbsPartIdx, uiDepth ); |
---|
| 998 | } |
---|
| 999 | |
---|
| 1000 | UInt uiSymbol; |
---|
| 1001 | if (bDmmFlag) |
---|
| 1002 | { |
---|
| 1003 | if (bDmmFlag) |
---|
| 1004 | { |
---|
| 1005 | m_pcTDecBinIf->decodeBin( uiSymbol , m_cDmmDeltaFlagModel.get(0, 0, 0) ); |
---|
| 1006 | uiDir += uiSymbol; |
---|
| 1007 | } |
---|
| 1008 | if (uiSymbol) |
---|
| 1009 | { |
---|
| 1010 | UInt uiDC; |
---|
| 1011 | Int iDC = 0,iDC1 = 0,iDC2 = 0; |
---|
| 1012 | for ( Int i = 0; i <2; i++ ) |
---|
| 1013 | { |
---|
| 1014 | xReadExGolombLevel( uiDC, m_cDmmDataSCModel.get(0, 0, 1) ); |
---|
| 1015 | iDC = uiDC; |
---|
| 1016 | if ( uiDC ) |
---|
| 1017 | { |
---|
| 1018 | UInt uiSign; |
---|
| 1019 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 1020 | if ( uiSign ) |
---|
| 1021 | { |
---|
| 1022 | iDC = -iDC; |
---|
| 1023 | } |
---|
| 1024 | } |
---|
| 1025 | if ( i == 0 ) { iDC1 = iDC; } |
---|
| 1026 | else { iDC2 = iDC; } |
---|
| 1027 | } |
---|
| 1028 | |
---|
| 1029 | if( uiDir == DMM_WEDGE_FULL_D_IDX ) |
---|
| 1030 | { |
---|
| 1031 | pcCU->setWedgeFullDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth ); |
---|
| 1032 | pcCU->setWedgeFullDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth ); |
---|
| 1033 | } |
---|
| 1034 | else if( uiDir == DMM_WEDGE_PREDDIR_D_IDX ) |
---|
| 1035 | { |
---|
| 1036 | pcCU->setWedgePredDirDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth ); |
---|
| 1037 | pcCU->setWedgePredDirDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth ); |
---|
| 1038 | } |
---|
| 1039 | else if( uiDir == DMM_WEDGE_PREDTEX_D_IDX) |
---|
| 1040 | { |
---|
| 1041 | pcCU->setWedgePredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth ); |
---|
| 1042 | pcCU->setWedgePredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth ); |
---|
| 1043 | } |
---|
| 1044 | else if (uiDir== DMM_CONTOUR_PREDTEX_D_IDX ) |
---|
| 1045 | { |
---|
| 1046 | pcCU->setContourPredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth ); |
---|
| 1047 | pcCU->setContourPredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth ); |
---|
| 1048 | } |
---|
| 1049 | } |
---|
| 1050 | } |
---|
| 1051 | else if (uiDir >= EDGE_INTRA_IDX) |
---|
| 1052 | { |
---|
| 1053 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 0) ); |
---|
| 1054 | if( uiSymbol ) |
---|
| 1055 | { |
---|
| 1056 | uiDir = EDGE_INTRA_DELTA_IDX; |
---|
| 1057 | Int iDeltaDC = 0,iDeltaDC0 = 0,iDeltaDC1 = 0; |
---|
| 1058 | for (Int i = 0; i<2; i++) |
---|
| 1059 | { |
---|
| 1060 | xReadExGolombLevel( (UInt &) iDeltaDC, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) ); |
---|
| 1061 | if( iDeltaDC != 0 ) |
---|
| 1062 | { |
---|
| 1063 | UInt uiSign; |
---|
| 1064 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 1065 | if ( uiSign ) |
---|
| 1066 | { |
---|
| 1067 | iDeltaDC = -iDeltaDC; |
---|
| 1068 | } |
---|
| 1069 | } |
---|
| 1070 | if ( i == 0 ) { iDeltaDC0 = iDeltaDC; } |
---|
| 1071 | else { iDeltaDC1 = iDeltaDC; } |
---|
| 1072 | } |
---|
| 1073 | |
---|
| 1074 | pcCU->setEdgeDeltaDC0( uiAbsPartIdx, iDeltaDC0 ); |
---|
| 1075 | pcCU->setEdgeDeltaDC1( uiAbsPartIdx, iDeltaDC1 ); |
---|
| 1076 | } |
---|
| 1077 | } |
---|
| 1078 | else if(bSdcFlag)//SDC mode |
---|
| 1079 | { |
---|
| 1080 | assert(pcCU->getPartitionSize(uiAbsPartIdx)!=SIZE_NxN); |
---|
| 1081 | pcCU->setTrIdxSubParts(0, uiAbsPartIdx, uiDepth); |
---|
| 1082 | pcCU->setCbfSubParts(1, 1, 1, uiAbsPartIdx, uiDepth); |
---|
| 1083 | |
---|
| 1084 | UInt uiNumSegments = ( uiDir == DC_IDX || uiDir == PLANAR_IDX )? 1 : 2; |
---|
| 1085 | for (int uiSeg=0; uiSeg<uiNumSegments; uiSeg++) |
---|
| 1086 | { |
---|
| 1087 | parseSDCResidualData(pcCU, uiAbsPartIdx, uiDepth, uiSeg); |
---|
| 1088 | } |
---|
| 1089 | } |
---|
| 1090 | |
---|
| 1091 | pcCU->setLumaIntraDirSubParts( (UChar)uiDir, uiAbsPartIdx, uiDepth ); |
---|
| 1092 | } |
---|
| 1093 | #endif |
---|
[56] | 1094 | Void TDecSbac::parseIntraDirLumaAng ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
[2] | 1095 | { |
---|
[56] | 1096 | UInt uiSymbol; |
---|
| 1097 | Int intraPredMode; |
---|
[382] | 1098 | #if PKU_QC_DEPTH_INTRA_UNI_D0195 |
---|
| 1099 | if (pcCU->getSlice()->getSPS()->isDepth()) |
---|
| 1100 | { |
---|
| 1101 | parseDepthModelingTable(pcCU, uiAbsPartIdx, uiDepth); |
---|
| 1102 | } |
---|
| 1103 | if (pcCU->getLumaIntraDir(uiAbsPartIdx)<NUM_INTRA_MODE && !pcCU->getSDCFlag(uiAbsPartIdx)) |
---|
| 1104 | { |
---|
| 1105 | #else |
---|
[5] | 1106 | #if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX |
---|
[2] | 1107 | UInt uiFlag = 0; |
---|
[56] | 1108 | if( pcCU->getSlice()->getSPS()->getUseDMM() && (g_uiMaxCUWidth>>uiDepth) <= DMM_WEDGEMODEL_MAX_SIZE ) |
---|
[2] | 1109 | { |
---|
[56] | 1110 | m_pcTDecBinIf->decodeBin( uiFlag, m_cDmmFlagSCModel.get(0, 0, 0) ); |
---|
[2] | 1111 | } |
---|
[56] | 1112 | if( uiFlag ) |
---|
[2] | 1113 | { |
---|
| 1114 | UInt uiDMMode; |
---|
[100] | 1115 | |
---|
[5] | 1116 | #if HHI_DMM_WEDGE_INTRA && HHI_DMM_PRED_TEX |
---|
[56] | 1117 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode = uiSymbol; |
---|
| 1118 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode |= uiSymbol << 1; |
---|
[2] | 1119 | if ( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && g_uiMaxCUWidth>>uiDepth > 4 ) |
---|
| 1120 | { |
---|
[56] | 1121 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode |= uiSymbol << 2; |
---|
[2] | 1122 | } |
---|
| 1123 | #else |
---|
[56] | 1124 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode = uiSymbol; |
---|
| 1125 | if ( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && g_uiMaxCUWidth>>uiDepth > 4 ) |
---|
| 1126 | { |
---|
| 1127 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmModeSCModel.get(0, 0, 0) ); uiDMMode |= uiSymbol << 1; |
---|
[2] | 1128 | } |
---|
| 1129 | #endif |
---|
[56] | 1130 | intraPredMode = uiDMMode + NUM_INTRA_MODE; |
---|
[2] | 1131 | |
---|
[5] | 1132 | #if HHI_DMM_WEDGE_INTRA |
---|
[56] | 1133 | if( intraPredMode == DMM_WEDGE_FULL_IDX ) { xParseWedgeFullInfo ( pcCU, uiAbsPartIdx, uiDepth ); } |
---|
| 1134 | if( intraPredMode == DMM_WEDGE_FULL_D_IDX ) { xParseWedgeFullDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); } |
---|
| 1135 | if( intraPredMode == DMM_WEDGE_PREDDIR_IDX ) { xParseWedgePredDirInfo ( pcCU, uiAbsPartIdx, uiDepth ); } |
---|
| 1136 | if( intraPredMode == DMM_WEDGE_PREDDIR_D_IDX ) { xParseWedgePredDirDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); } |
---|
[5] | 1137 | #endif |
---|
| 1138 | #if HHI_DMM_PRED_TEX |
---|
[56] | 1139 | if( intraPredMode == DMM_WEDGE_PREDTEX_D_IDX ) { xParseWedgePredTexDeltaInfo ( pcCU, uiAbsPartIdx, uiDepth ); } |
---|
[296] | 1140 | #if LGE_DMM3_SIMP_C0044 |
---|
| 1141 | if( intraPredMode == DMM_WEDGE_PREDTEX_IDX ) { xParseWedgePredTexInfo ( pcCU, uiAbsPartIdx, uiDepth ); } |
---|
| 1142 | #endif |
---|
[56] | 1143 | if( intraPredMode == DMM_CONTOUR_PREDTEX_D_IDX ) { xParseContourPredTexDeltaInfo( pcCU, uiAbsPartIdx, uiDepth ); } |
---|
[5] | 1144 | #endif |
---|
[2] | 1145 | } |
---|
| 1146 | else |
---|
| 1147 | { |
---|
| 1148 | #endif |
---|
[100] | 1149 | |
---|
[189] | 1150 | #if LGE_EDGE_INTRA_A0070 |
---|
[100] | 1151 | Bool bCodeEdgeIntra = false; |
---|
| 1152 | if( pcCU->getSlice()->getSPS()->isDepth() ) |
---|
| 1153 | { |
---|
| 1154 | UInt uiPUWidth = pcCU->getWidth( uiAbsPartIdx ) >> (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0); |
---|
| 1155 | if( uiPUWidth <= LGE_EDGE_INTRA_MAX_SIZE && uiPUWidth >= LGE_EDGE_INTRA_MIN_SIZE ) |
---|
| 1156 | bCodeEdgeIntra = true; |
---|
| 1157 | } |
---|
| 1158 | #endif |
---|
[382] | 1159 | #endif |
---|
[100] | 1160 | Int uiPreds[3] = {-1, -1, -1}; |
---|
| 1161 | Int uiPredNum = pcCU->getIntraDirLumaPredictor(uiAbsPartIdx, uiPreds); |
---|
[382] | 1162 | #if !PKU_QC_DEPTH_INTRA_UNI_D0195 |
---|
[189] | 1163 | #if LGE_EDGE_INTRA_A0070 |
---|
[100] | 1164 | UInt uiCheckBit = 0; |
---|
| 1165 | #endif |
---|
[382] | 1166 | #endif |
---|
[100] | 1167 | |
---|
| 1168 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUIntraPredSCModel.get( 0, 0, 0) ); |
---|
| 1169 | |
---|
| 1170 | if ( uiSymbol ) |
---|
[56] | 1171 | { |
---|
| 1172 | m_pcTDecBinIf->decodeBinEP( uiSymbol ); |
---|
[100] | 1173 | if (uiSymbol) |
---|
| 1174 | { |
---|
| 1175 | m_pcTDecBinIf->decodeBinEP( uiSymbol ); |
---|
| 1176 | uiSymbol++; |
---|
| 1177 | } |
---|
| 1178 | intraPredMode = uiPreds[uiSymbol]; |
---|
[56] | 1179 | } |
---|
[100] | 1180 | else |
---|
[2] | 1181 | { |
---|
[100] | 1182 | intraPredMode = 0; |
---|
| 1183 | |
---|
| 1184 | |
---|
| 1185 | m_pcTDecBinIf->decodeBinsEP( uiSymbol, 5 ); |
---|
[382] | 1186 | #if !PKU_QC_DEPTH_INTRA_UNI_D0195 |
---|
[189] | 1187 | #if LGE_EDGE_INTRA_A0070 |
---|
[100] | 1188 | if (bCodeEdgeIntra) |
---|
| 1189 | { |
---|
| 1190 | if (uiSymbol==31) |
---|
| 1191 | { |
---|
| 1192 | m_pcTDecBinIf->decodeBinsEP(uiCheckBit,1); |
---|
| 1193 | if (uiCheckBit) |
---|
| 1194 | uiSymbol = EDGE_INTRA_IDX; |
---|
| 1195 | } |
---|
| 1196 | } |
---|
| 1197 | #endif |
---|
[382] | 1198 | #endif |
---|
[100] | 1199 | intraPredMode = uiSymbol; |
---|
| 1200 | |
---|
| 1201 | //postponed sorting of MPMs (only in remaining branch) |
---|
| 1202 | if (uiPreds[0] > uiPreds[1]) |
---|
| 1203 | { |
---|
| 1204 | std::swap(uiPreds[0], uiPreds[1]); |
---|
| 1205 | } |
---|
| 1206 | if (uiPreds[0] > uiPreds[2]) |
---|
| 1207 | { |
---|
| 1208 | std::swap(uiPreds[0], uiPreds[2]); |
---|
| 1209 | } |
---|
| 1210 | if (uiPreds[1] > uiPreds[2]) |
---|
| 1211 | { |
---|
| 1212 | std::swap(uiPreds[1], uiPreds[2]); |
---|
| 1213 | } |
---|
[382] | 1214 | #if !PKU_QC_DEPTH_INTRA_UNI_D0195 |
---|
[189] | 1215 | #if LGE_EDGE_INTRA_A0070 |
---|
[100] | 1216 | if ( intraPredMode != EDGE_INTRA_IDX) |
---|
| 1217 | { |
---|
| 1218 | #endif |
---|
[382] | 1219 | #endif |
---|
[100] | 1220 | for ( Int i = 0; i < uiPredNum; i++ ) |
---|
| 1221 | { |
---|
| 1222 | intraPredMode += ( intraPredMode >= uiPreds[i] ); |
---|
| 1223 | } |
---|
[382] | 1224 | #if !PKU_QC_DEPTH_INTRA_UNI_D0195 |
---|
[189] | 1225 | #if LGE_EDGE_INTRA_A0070 |
---|
[100] | 1226 | } |
---|
| 1227 | #endif |
---|
[382] | 1228 | #endif |
---|
[2] | 1229 | } |
---|
[100] | 1230 | |
---|
[382] | 1231 | #if !PKU_QC_DEPTH_INTRA_UNI_D0195 |
---|
[189] | 1232 | #if LGE_EDGE_INTRA_A0070 |
---|
[100] | 1233 | if( intraPredMode == EDGE_INTRA_IDX ) |
---|
[2] | 1234 | { |
---|
[100] | 1235 | xParseEdgeIntraInfo( pcCU, uiAbsPartIdx, uiDepth ); |
---|
| 1236 | #if LGE_EDGE_INTRA_DELTA_DC |
---|
| 1237 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 0) ); |
---|
| 1238 | if( uiSymbol ) |
---|
| 1239 | { |
---|
| 1240 | intraPredMode = EDGE_INTRA_DELTA_IDX; |
---|
| 1241 | Int iDeltaDC0; |
---|
| 1242 | Int iDeltaDC1; |
---|
| 1243 | |
---|
| 1244 | xReadExGolombLevel( (UInt &) iDeltaDC0, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) ); |
---|
| 1245 | if( iDeltaDC0 != 0 ) |
---|
| 1246 | { |
---|
| 1247 | UInt uiSign; |
---|
| 1248 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 1249 | if ( uiSign ) |
---|
| 1250 | { |
---|
| 1251 | iDeltaDC0 = -iDeltaDC0; |
---|
| 1252 | } |
---|
| 1253 | } |
---|
| 1254 | xReadExGolombLevel( (UInt &) iDeltaDC1, m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) ); |
---|
| 1255 | if( iDeltaDC1 != 0 ) |
---|
| 1256 | { |
---|
| 1257 | UInt uiSign; |
---|
| 1258 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 1259 | if ( uiSign ) |
---|
| 1260 | { |
---|
| 1261 | iDeltaDC1 = -iDeltaDC1; |
---|
| 1262 | } |
---|
| 1263 | } |
---|
| 1264 | |
---|
| 1265 | pcCU->setEdgeDeltaDC0( uiAbsPartIdx, iDeltaDC0 ); |
---|
| 1266 | pcCU->setEdgeDeltaDC1( uiAbsPartIdx, iDeltaDC1 ); |
---|
| 1267 | } |
---|
| 1268 | #endif |
---|
[2] | 1269 | } |
---|
[56] | 1270 | #endif |
---|
[100] | 1271 | |
---|
[56] | 1272 | #if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX |
---|
| 1273 | } |
---|
[2] | 1274 | #endif |
---|
[56] | 1275 | pcCU->setLumaIntraDirSubParts( (UChar)intraPredMode, uiAbsPartIdx, uiDepth ); |
---|
[382] | 1276 | #else |
---|
| 1277 | pcCU->setLumaIntraDirSubParts( (UChar)intraPredMode, uiAbsPartIdx, uiDepth ); |
---|
| 1278 | } |
---|
| 1279 | #endif |
---|
[56] | 1280 | } |
---|
[2] | 1281 | |
---|
| 1282 | Void TDecSbac::parseIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 1283 | { |
---|
| 1284 | UInt uiSymbol; |
---|
| 1285 | |
---|
[56] | 1286 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUChromaPredSCModel.get( 0, 0, 0 ) ); |
---|
| 1287 | |
---|
| 1288 | if( uiSymbol == 0 ) |
---|
[2] | 1289 | { |
---|
[56] | 1290 | uiSymbol = DM_CHROMA_IDX; |
---|
[2] | 1291 | } |
---|
| 1292 | else |
---|
| 1293 | { |
---|
[56] | 1294 | if( pcCU->getSlice()->getSPS()->getUseLMChroma() ) |
---|
[2] | 1295 | { |
---|
[56] | 1296 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cCUChromaPredSCModel.get( 0, 0, 1 ) ); |
---|
[2] | 1297 | } |
---|
[56] | 1298 | else |
---|
| 1299 | { |
---|
| 1300 | uiSymbol = 1; |
---|
| 1301 | } |
---|
[2] | 1302 | |
---|
[56] | 1303 | if( uiSymbol == 0 ) |
---|
[2] | 1304 | { |
---|
[56] | 1305 | uiSymbol = LM_CHROMA_IDX; |
---|
| 1306 | } |
---|
| 1307 | else |
---|
| 1308 | { |
---|
| 1309 | UInt uiIPredMode; |
---|
| 1310 | m_pcTDecBinIf->decodeBinsEP( uiIPredMode, 2 ); |
---|
| 1311 | UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ]; |
---|
| 1312 | pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir ); |
---|
| 1313 | uiSymbol = uiAllowedChromaDir[ uiIPredMode ]; |
---|
[2] | 1314 | } |
---|
| 1315 | } |
---|
| 1316 | pcCU->setChromIntraDirSubParts( uiSymbol, uiAbsPartIdx, uiDepth ); |
---|
| 1317 | return; |
---|
| 1318 | } |
---|
| 1319 | |
---|
| 1320 | Void TDecSbac::parseInterDir( TComDataCU* pcCU, UInt& ruiInterDir, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 1321 | { |
---|
| 1322 | UInt uiSymbol; |
---|
[56] | 1323 | const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx ); |
---|
| 1324 | ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 ); |
---|
| 1325 | m_pcTDecBinIf->decodeBin( uiSymbol, *( pCtx + uiCtx ) ); |
---|
| 1326 | |
---|
| 1327 | if( uiSymbol ) |
---|
[2] | 1328 | { |
---|
| 1329 | uiSymbol = 2; |
---|
| 1330 | } |
---|
[56] | 1331 | |
---|
[2] | 1332 | uiSymbol++; |
---|
| 1333 | ruiInterDir = uiSymbol; |
---|
| 1334 | return; |
---|
| 1335 | } |
---|
| 1336 | |
---|
| 1337 | Void TDecSbac::parseRefFrmIdx( TComDataCU* pcCU, Int& riRefFrmIdx, UInt uiAbsPartIdx, UInt uiDepth, RefPicList eRefList ) |
---|
| 1338 | { |
---|
| 1339 | UInt uiSymbol; |
---|
| 1340 | |
---|
| 1341 | if(pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C ) > 0 && eRefList==REF_PIC_LIST_C) |
---|
| 1342 | { |
---|
[56] | 1343 | ContextModel *pCtx = m_cCURefPicSCModel.get( 0 ); |
---|
| 1344 | m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx ); |
---|
[2] | 1345 | |
---|
[56] | 1346 | if( uiSymbol ) |
---|
[2] | 1347 | { |
---|
[56] | 1348 | xReadUnaryMaxSymbol( uiSymbol, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C )-2 ); |
---|
[2] | 1349 | uiSymbol++; |
---|
| 1350 | } |
---|
| 1351 | riRefFrmIdx = uiSymbol; |
---|
| 1352 | } |
---|
| 1353 | else |
---|
| 1354 | { |
---|
[56] | 1355 | ContextModel *pCtx = m_cCURefPicSCModel.get( 0 ); |
---|
| 1356 | m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx ); |
---|
[2] | 1357 | |
---|
[56] | 1358 | if( uiSymbol ) |
---|
| 1359 | { |
---|
| 1360 | xReadUnaryMaxSymbol( uiSymbol, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( eRefList )-2 ); |
---|
| 1361 | uiSymbol++; |
---|
| 1362 | } |
---|
| 1363 | riRefFrmIdx = uiSymbol; |
---|
[2] | 1364 | } |
---|
| 1365 | |
---|
| 1366 | return; |
---|
| 1367 | } |
---|
| 1368 | |
---|
[56] | 1369 | Void TDecSbac::parseMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth, RefPicList eRefList ) |
---|
[2] | 1370 | { |
---|
| 1371 | UInt uiSymbol; |
---|
[56] | 1372 | UInt uiHorAbs; |
---|
| 1373 | UInt uiVerAbs; |
---|
| 1374 | UInt uiHorSign = 0; |
---|
| 1375 | UInt uiVerSign = 0; |
---|
| 1376 | ContextModel *pCtx = m_cCUMvdSCModel.get( 0 ); |
---|
[2] | 1377 | |
---|
[56] | 1378 | if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3) |
---|
| 1379 | { |
---|
| 1380 | uiHorAbs=0; |
---|
| 1381 | uiVerAbs=0; |
---|
| 1382 | } |
---|
| 1383 | else |
---|
| 1384 | { |
---|
[2] | 1385 | |
---|
[56] | 1386 | m_pcTDecBinIf->decodeBin( uiHorAbs, *pCtx ); |
---|
| 1387 | m_pcTDecBinIf->decodeBin( uiVerAbs, *pCtx ); |
---|
[2] | 1388 | |
---|
[56] | 1389 | const Bool bHorAbsGr0 = uiHorAbs != 0; |
---|
| 1390 | const Bool bVerAbsGr0 = uiVerAbs != 0; |
---|
| 1391 | pCtx++; |
---|
| 1392 | |
---|
| 1393 | if( bHorAbsGr0 ) |
---|
| 1394 | { |
---|
| 1395 | m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx ); |
---|
| 1396 | uiHorAbs += uiSymbol; |
---|
| 1397 | } |
---|
| 1398 | |
---|
| 1399 | if( bVerAbsGr0 ) |
---|
| 1400 | { |
---|
| 1401 | m_pcTDecBinIf->decodeBin( uiSymbol, *pCtx ); |
---|
| 1402 | uiVerAbs += uiSymbol; |
---|
| 1403 | } |
---|
| 1404 | |
---|
| 1405 | if( bHorAbsGr0 ) |
---|
| 1406 | { |
---|
| 1407 | if( 2 == uiHorAbs ) |
---|
| 1408 | { |
---|
| 1409 | xReadEpExGolomb( uiSymbol, 1 ); |
---|
| 1410 | uiHorAbs += uiSymbol; |
---|
| 1411 | } |
---|
| 1412 | |
---|
| 1413 | m_pcTDecBinIf->decodeBinEP( uiHorSign ); |
---|
| 1414 | } |
---|
| 1415 | |
---|
| 1416 | if( bVerAbsGr0 ) |
---|
| 1417 | { |
---|
| 1418 | if( 2 == uiVerAbs ) |
---|
| 1419 | { |
---|
| 1420 | xReadEpExGolomb( uiSymbol, 1 ); |
---|
| 1421 | uiVerAbs += uiSymbol; |
---|
| 1422 | } |
---|
| 1423 | |
---|
| 1424 | m_pcTDecBinIf->decodeBinEP( uiVerSign ); |
---|
| 1425 | } |
---|
| 1426 | |
---|
| 1427 | } |
---|
[2] | 1428 | |
---|
[56] | 1429 | const TComMv cMv( uiHorSign ? -Int( uiHorAbs ): uiHorAbs, uiVerSign ? -Int( uiVerAbs ) : uiVerAbs ); |
---|
| 1430 | pcCU->getCUMvField( eRefList )->setAllMvd( cMv, pcCU->getPartitionSize( uiAbsPartIdx ), uiAbsPartIdx, uiDepth, uiPartIdx ); |
---|
[2] | 1431 | return; |
---|
| 1432 | } |
---|
| 1433 | |
---|
| 1434 | |
---|
| 1435 | Void TDecSbac::parseTransformSubdivFlag( UInt& ruiSubdivFlag, UInt uiLog2TransformBlockSize ) |
---|
| 1436 | { |
---|
| 1437 | m_pcTDecBinIf->decodeBin( ruiSubdivFlag, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiLog2TransformBlockSize ) ); |
---|
[56] | 1438 | DTRACE_CABAC_VL( g_nSymbolCounter++ ) |
---|
[2] | 1439 | DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" ) |
---|
| 1440 | DTRACE_CABAC_T( "\tsymbol=" ) |
---|
| 1441 | DTRACE_CABAC_V( ruiSubdivFlag ) |
---|
| 1442 | DTRACE_CABAC_T( "\tctx=" ) |
---|
| 1443 | DTRACE_CABAC_V( uiLog2TransformBlockSize ) |
---|
| 1444 | DTRACE_CABAC_T( "\n" ) |
---|
| 1445 | } |
---|
| 1446 | |
---|
| 1447 | Void TDecSbac::parseQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt& uiQtRootCbf ) |
---|
| 1448 | { |
---|
| 1449 | UInt uiSymbol; |
---|
[56] | 1450 | const UInt uiCtx = 0; |
---|
[2] | 1451 | m_pcTDecBinIf->decodeBin( uiSymbol , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) ); |
---|
[56] | 1452 | DTRACE_CABAC_VL( g_nSymbolCounter++ ) |
---|
[2] | 1453 | DTRACE_CABAC_T( "\tparseQtRootCbf()" ) |
---|
| 1454 | DTRACE_CABAC_T( "\tsymbol=" ) |
---|
| 1455 | DTRACE_CABAC_V( uiSymbol ) |
---|
| 1456 | DTRACE_CABAC_T( "\tctx=" ) |
---|
| 1457 | DTRACE_CABAC_V( uiCtx ) |
---|
| 1458 | DTRACE_CABAC_T( "\tuiAbsPartIdx=" ) |
---|
| 1459 | DTRACE_CABAC_V( uiAbsPartIdx ) |
---|
| 1460 | DTRACE_CABAC_T( "\n" ) |
---|
| 1461 | |
---|
| 1462 | uiQtRootCbf = uiSymbol; |
---|
| 1463 | } |
---|
| 1464 | |
---|
| 1465 | Void TDecSbac::parseDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 1466 | { |
---|
[56] | 1467 | Int qp; |
---|
[2] | 1468 | UInt uiDQp; |
---|
| 1469 | Int iDQp; |
---|
| 1470 | |
---|
| 1471 | m_pcTDecBinIf->decodeBin( uiDQp, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) ); |
---|
| 1472 | |
---|
| 1473 | if ( uiDQp == 0 ) |
---|
| 1474 | { |
---|
[56] | 1475 | qp = pcCU->getRefQP(uiAbsPartIdx); |
---|
[2] | 1476 | } |
---|
| 1477 | else |
---|
| 1478 | { |
---|
[56] | 1479 | UInt uiSign; |
---|
| 1480 | Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY(); |
---|
| 1481 | m_pcTDecBinIf->decodeBinEP(uiSign); |
---|
| 1482 | |
---|
| 1483 | UInt uiMaxAbsDQpMinus1 = 24 + (qpBdOffsetY/2) + (uiSign); |
---|
| 1484 | UInt uiAbsDQpMinus1; |
---|
| 1485 | xReadUnaryMaxSymbol (uiAbsDQpMinus1, &m_cCUDeltaQpSCModel.get( 0, 0, 1 ), 1, uiMaxAbsDQpMinus1); |
---|
| 1486 | |
---|
| 1487 | iDQp = uiAbsDQpMinus1 + 1; |
---|
| 1488 | |
---|
| 1489 | if(uiSign) |
---|
[2] | 1490 | { |
---|
| 1491 | iDQp = -iDQp; |
---|
| 1492 | } |
---|
[56] | 1493 | |
---|
| 1494 | qp = (((Int) pcCU->getRefQP( uiAbsPartIdx ) + iDQp + 52 + 2*qpBdOffsetY )%(52+qpBdOffsetY)) - qpBdOffsetY; |
---|
[2] | 1495 | } |
---|
| 1496 | |
---|
[56] | 1497 | UInt uiAbsQpCUPartIdx = (uiAbsPartIdx>>(8-(pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()<<1)))<<(8-(pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()<<1)) ; |
---|
| 1498 | UInt uiQpCUDepth = min(uiDepth,pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()) ; |
---|
| 1499 | pcCU->setQPSubParts( qp, uiAbsQpCUPartIdx, uiQpCUDepth ); |
---|
[2] | 1500 | } |
---|
| 1501 | |
---|
| 1502 | Void TDecSbac::parseQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth, UInt uiDepth ) |
---|
| 1503 | { |
---|
| 1504 | UInt uiSymbol; |
---|
| 1505 | const UInt uiCtx = pcCU->getCtxQtCbf( uiAbsPartIdx, eType, uiTrDepth ); |
---|
[56] | 1506 | m_pcTDecBinIf->decodeBin( uiSymbol , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA: eType, uiCtx ) ); |
---|
[2] | 1507 | |
---|
[56] | 1508 | DTRACE_CABAC_VL( g_nSymbolCounter++ ) |
---|
[2] | 1509 | DTRACE_CABAC_T( "\tparseQtCbf()" ) |
---|
| 1510 | DTRACE_CABAC_T( "\tsymbol=" ) |
---|
| 1511 | DTRACE_CABAC_V( uiSymbol ) |
---|
| 1512 | DTRACE_CABAC_T( "\tctx=" ) |
---|
| 1513 | DTRACE_CABAC_V( uiCtx ) |
---|
| 1514 | DTRACE_CABAC_T( "\tetype=" ) |
---|
| 1515 | DTRACE_CABAC_V( eType ) |
---|
| 1516 | DTRACE_CABAC_T( "\tuiAbsPartIdx=" ) |
---|
| 1517 | DTRACE_CABAC_V( uiAbsPartIdx ) |
---|
| 1518 | DTRACE_CABAC_T( "\n" ) |
---|
| 1519 | |
---|
| 1520 | pcCU->setCbfSubParts( uiSymbol << uiTrDepth, eType, uiAbsPartIdx, uiDepth ); |
---|
| 1521 | } |
---|
| 1522 | |
---|
| 1523 | /** Parse (X,Y) position of the last significant coefficient |
---|
| 1524 | * \param uiPosLastX reference to X component of last coefficient |
---|
| 1525 | * \param uiPosLastY reference to Y component of last coefficient |
---|
[56] | 1526 | * \param width Block width |
---|
| 1527 | * \param height Block height |
---|
[2] | 1528 | * \param eTType plane type / luminance or chrominance |
---|
| 1529 | * \param uiScanIdx scan type (zig-zag, hor, ver) |
---|
[56] | 1530 | * |
---|
[2] | 1531 | * This method decodes the X and Y component within a block of the last significant coefficient. |
---|
| 1532 | */ |
---|
[56] | 1533 | Void TDecSbac::parseLastSignificantXY( UInt& uiPosLastX, UInt& uiPosLastY, Int width, Int height, TextType eTType, UInt uiScanIdx ) |
---|
[2] | 1534 | { |
---|
| 1535 | UInt uiLast; |
---|
[56] | 1536 | ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType ); |
---|
| 1537 | ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType ); |
---|
[2] | 1538 | |
---|
[56] | 1539 | // posX |
---|
| 1540 | Int widthCtx = eTType ? 4 : width; |
---|
| 1541 | const UInt *puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ widthCtx ] * ( g_aucConvertToBit[ widthCtx ] + 3 ) ); |
---|
| 1542 | for( uiPosLastX = 0; uiPosLastX < g_uiGroupIdx[ width - 1 ]; uiPosLastX++ ) |
---|
[2] | 1543 | { |
---|
[56] | 1544 | if ( eTType ) |
---|
[2] | 1545 | { |
---|
[56] | 1546 | m_pcTDecBinIf->decodeBin( uiLast, *( pCtxX + (uiPosLastX>>g_aucConvertToBit[ width ]) ) ); |
---|
| 1547 | } |
---|
| 1548 | else |
---|
| 1549 | { |
---|
| 1550 | m_pcTDecBinIf->decodeBin( uiLast, *( pCtxX + puiCtxIdxX[ uiPosLastX ] ) ); |
---|
| 1551 | } |
---|
| 1552 | if( !uiLast ) |
---|
| 1553 | { |
---|
[2] | 1554 | break; |
---|
| 1555 | } |
---|
| 1556 | } |
---|
| 1557 | |
---|
[56] | 1558 | // posY |
---|
| 1559 | Int heightCtx = eTType? 4 : height; |
---|
| 1560 | const UInt *puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ heightCtx ] * ( g_aucConvertToBit[ heightCtx ] + 3 ) ); |
---|
| 1561 | for( uiPosLastY = 0; uiPosLastY < g_uiGroupIdx[ height - 1 ]; uiPosLastY++ ) |
---|
[2] | 1562 | { |
---|
[56] | 1563 | if (eTType) |
---|
[2] | 1564 | { |
---|
[56] | 1565 | m_pcTDecBinIf->decodeBin( uiLast, *( pCtxY + (uiPosLastY>>g_aucConvertToBit[ height ]) ) ); |
---|
| 1566 | } |
---|
| 1567 | else |
---|
| 1568 | { |
---|
| 1569 | m_pcTDecBinIf->decodeBin( uiLast, *( pCtxY + puiCtxIdxY[ uiPosLastY ] ) ); |
---|
| 1570 | } |
---|
| 1571 | if( !uiLast ) |
---|
| 1572 | { |
---|
[2] | 1573 | break; |
---|
| 1574 | } |
---|
| 1575 | } |
---|
[56] | 1576 | if ( uiPosLastX > 3 ) |
---|
| 1577 | { |
---|
| 1578 | UInt uiTemp = 0; |
---|
| 1579 | UInt uiCount = ( uiPosLastX - 2 ) >> 1; |
---|
| 1580 | for ( Int i = uiCount - 1; i >= 0; i-- ) |
---|
| 1581 | { |
---|
| 1582 | m_pcTDecBinIf->decodeBinEP( uiLast ); |
---|
| 1583 | uiTemp += uiLast << i; |
---|
| 1584 | } |
---|
| 1585 | uiPosLastX = g_uiMinInGroup[ uiPosLastX ] + uiTemp; |
---|
| 1586 | } |
---|
| 1587 | if ( uiPosLastY > 3 ) |
---|
| 1588 | { |
---|
| 1589 | UInt uiTemp = 0; |
---|
| 1590 | UInt uiCount = ( uiPosLastY - 2 ) >> 1; |
---|
| 1591 | for ( Int i = uiCount - 1; i >= 0; i-- ) |
---|
| 1592 | { |
---|
| 1593 | m_pcTDecBinIf->decodeBinEP( uiLast ); |
---|
| 1594 | uiTemp += uiLast << i; |
---|
| 1595 | } |
---|
| 1596 | uiPosLastY = g_uiMinInGroup[ uiPosLastY ] + uiTemp; |
---|
| 1597 | } |
---|
| 1598 | |
---|
[2] | 1599 | if( uiScanIdx == SCAN_VER ) |
---|
| 1600 | { |
---|
| 1601 | swap( uiPosLastX, uiPosLastY ); |
---|
| 1602 | } |
---|
| 1603 | } |
---|
| 1604 | |
---|
| 1605 | Void TDecSbac::parseCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType ) |
---|
| 1606 | { |
---|
[56] | 1607 | DTRACE_CABAC_VL( g_nSymbolCounter++ ) |
---|
[2] | 1608 | DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" ) |
---|
| 1609 | DTRACE_CABAC_V( eTType ) |
---|
| 1610 | DTRACE_CABAC_T( "\twidth=" ) |
---|
| 1611 | DTRACE_CABAC_V( uiWidth ) |
---|
| 1612 | DTRACE_CABAC_T( "\theight=" ) |
---|
| 1613 | DTRACE_CABAC_V( uiHeight ) |
---|
| 1614 | DTRACE_CABAC_T( "\tdepth=" ) |
---|
| 1615 | DTRACE_CABAC_V( uiDepth ) |
---|
| 1616 | DTRACE_CABAC_T( "\tabspartidx=" ) |
---|
| 1617 | DTRACE_CABAC_V( uiAbsPartIdx ) |
---|
| 1618 | DTRACE_CABAC_T( "\ttoCU-X=" ) |
---|
| 1619 | DTRACE_CABAC_V( pcCU->getCUPelX() ) |
---|
| 1620 | DTRACE_CABAC_T( "\ttoCU-Y=" ) |
---|
| 1621 | DTRACE_CABAC_V( pcCU->getCUPelY() ) |
---|
| 1622 | DTRACE_CABAC_T( "\tCU-addr=" ) |
---|
| 1623 | DTRACE_CABAC_V( pcCU->getAddr() ) |
---|
| 1624 | DTRACE_CABAC_T( "\tinCU-X=" ) |
---|
| 1625 | DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] ) |
---|
| 1626 | DTRACE_CABAC_T( "\tinCU-Y=" ) |
---|
| 1627 | DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] ) |
---|
| 1628 | DTRACE_CABAC_T( "\tpredmode=" ) |
---|
| 1629 | DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) ) |
---|
| 1630 | DTRACE_CABAC_T( "\n" ) |
---|
| 1631 | |
---|
| 1632 | if( uiWidth > pcCU->getSlice()->getSPS()->getMaxTrSize() ) |
---|
| 1633 | { |
---|
| 1634 | uiWidth = pcCU->getSlice()->getSPS()->getMaxTrSize(); |
---|
| 1635 | uiHeight = pcCU->getSlice()->getSPS()->getMaxTrSize(); |
---|
| 1636 | } |
---|
| 1637 | |
---|
| 1638 | eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA ); |
---|
| 1639 | |
---|
| 1640 | //----- parse significance map ----- |
---|
| 1641 | const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2; |
---|
[56] | 1642 | const UInt uiMaxNumCoeff = uiWidth * uiHeight; |
---|
[2] | 1643 | const UInt uiMaxNumCoeffM1 = uiMaxNumCoeff - 1; |
---|
[56] | 1644 | UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx)); |
---|
| 1645 | int blockType = uiLog2BlockSize; |
---|
| 1646 | if (uiWidth != uiHeight) |
---|
| 1647 | { |
---|
| 1648 | uiScanIdx = SCAN_DIAG; |
---|
| 1649 | blockType = 4; |
---|
| 1650 | } |
---|
[2] | 1651 | |
---|
[56] | 1652 | //===== decode last significant ===== |
---|
| 1653 | UInt uiPosLastX, uiPosLastY; |
---|
| 1654 | parseLastSignificantXY( uiPosLastX, uiPosLastY, uiWidth, uiHeight, eTType, uiScanIdx ); |
---|
| 1655 | UInt uiBlkPosLast = uiPosLastX + (uiPosLastY<<uiLog2BlockSize); |
---|
| 1656 | pcCoef[ uiBlkPosLast ] = 1; |
---|
[2] | 1657 | |
---|
[56] | 1658 | //===== decode significance flags ===== |
---|
| 1659 | UInt uiScanPosLast = uiBlkPosLast; |
---|
| 1660 | if (uiScanIdx == SCAN_ZIGZAG) |
---|
| 1661 | { |
---|
| 1662 | // Map zigzag to diagonal scan |
---|
| 1663 | uiScanIdx = SCAN_DIAG; |
---|
| 1664 | } |
---|
| 1665 | const UInt * scan; |
---|
| 1666 | if (uiWidth == uiHeight) |
---|
| 1667 | { |
---|
| 1668 | scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize-1 ]; |
---|
| 1669 | } |
---|
| 1670 | else |
---|
| 1671 | { |
---|
| 1672 | scan = g_sigScanNSQT[ uiLog2BlockSize - 2 ]; |
---|
| 1673 | } |
---|
| 1674 | for( uiScanPosLast = 0; uiScanPosLast < uiMaxNumCoeffM1; uiScanPosLast++ ) |
---|
| 1675 | { |
---|
| 1676 | UInt uiBlkPos = scan[ uiScanPosLast ]; |
---|
| 1677 | if( uiBlkPosLast == uiBlkPos ) |
---|
[2] | 1678 | { |
---|
[56] | 1679 | break; |
---|
[2] | 1680 | } |
---|
[56] | 1681 | } |
---|
[2] | 1682 | |
---|
[56] | 1683 | ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType ); |
---|
| 1684 | ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA; |
---|
| 1685 | |
---|
| 1686 | const Int iLastScanSet = uiScanPosLast >> LOG2_SCAN_SET_SIZE; |
---|
| 1687 | UInt uiNumOne = 0; |
---|
| 1688 | UInt uiGoRiceParam = 0; |
---|
| 1689 | |
---|
| 1690 | UInt const tsig = pcCU->getSlice()->getPPS()->getTSIG(); |
---|
| 1691 | #if LOSSLESS_CODING |
---|
| 1692 | Bool beValid; |
---|
| 1693 | if (pcCU->isLosslessCoded(uiAbsPartIdx)) |
---|
[2] | 1694 | { |
---|
[56] | 1695 | beValid = false; |
---|
| 1696 | } |
---|
| 1697 | else |
---|
| 1698 | { |
---|
| 1699 | beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0; |
---|
| 1700 | } |
---|
[2] | 1701 | #else |
---|
[56] | 1702 | Bool beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0; |
---|
[2] | 1703 | #endif |
---|
[56] | 1704 | UInt absSum = 0; |
---|
| 1705 | |
---|
| 1706 | UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ]; |
---|
| 1707 | ::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM ); |
---|
| 1708 | const UInt uiNumBlkSide = uiWidth >> (MLS_CG_SIZE >> 1); |
---|
| 1709 | const UInt * scanCG; |
---|
| 1710 | if (uiWidth == uiHeight) |
---|
| 1711 | { |
---|
| 1712 | scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ]; |
---|
| 1713 | if( uiLog2BlockSize == 3 ) |
---|
[2] | 1714 | { |
---|
[56] | 1715 | scanCG = g_sigLastScan8x8[ uiScanIdx ]; |
---|
[2] | 1716 | } |
---|
[56] | 1717 | else if( uiLog2BlockSize == 5 ) |
---|
| 1718 | { |
---|
| 1719 | scanCG = g_sigLastScanCG32x32; |
---|
| 1720 | } |
---|
[2] | 1721 | } |
---|
[56] | 1722 | else |
---|
[2] | 1723 | { |
---|
[56] | 1724 | scanCG = g_sigCGScanNSQT[ uiLog2BlockSize - 2 ]; |
---|
[2] | 1725 | } |
---|
[56] | 1726 | Int iScanPosSig = (Int) uiScanPosLast; |
---|
| 1727 | for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- ) |
---|
| 1728 | { |
---|
| 1729 | Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE; |
---|
| 1730 | uiGoRiceParam = 0; |
---|
| 1731 | Int numNonZero = 0; |
---|
| 1732 | |
---|
| 1733 | Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE; |
---|
| 1734 | |
---|
| 1735 | Int pos[SCAN_SET_SIZE]; |
---|
| 1736 | if( iScanPosSig == (Int) uiScanPosLast ) |
---|
| 1737 | { |
---|
| 1738 | lastNZPosInCG = iScanPosSig; |
---|
| 1739 | firstNZPosInCG = iScanPosSig; |
---|
| 1740 | iScanPosSig--; |
---|
| 1741 | pos[ numNonZero ] = uiBlkPosLast; |
---|
| 1742 | numNonZero = 1; |
---|
| 1743 | } |
---|
[2] | 1744 | |
---|
[56] | 1745 | // decode significant_coeffgroup_flag |
---|
| 1746 | Int iCGBlkPos = scanCG[ iSubSet ]; |
---|
| 1747 | Int iCGPosY = iCGBlkPos / uiNumBlkSide; |
---|
| 1748 | Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide); |
---|
| 1749 | if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR || uiScanIdx == SCAN_VER) ) |
---|
[2] | 1750 | { |
---|
[56] | 1751 | iCGPosY = (uiScanIdx == SCAN_HOR ? iCGBlkPos : 0); |
---|
| 1752 | iCGPosX = (uiScanIdx == SCAN_VER ? iCGBlkPos : 0); |
---|
[2] | 1753 | } |
---|
[56] | 1754 | if( iSubSet == iLastScanSet || iSubSet == 0) |
---|
[2] | 1755 | { |
---|
[56] | 1756 | uiSigCoeffGroupFlag[ iCGBlkPos ] = 1; |
---|
| 1757 | } |
---|
| 1758 | else |
---|
| 1759 | { |
---|
| 1760 | UInt uiSigCoeffGroup; |
---|
| 1761 | UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight ); |
---|
| 1762 | m_pcTDecBinIf->decodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] ); |
---|
| 1763 | uiSigCoeffGroupFlag[ iCGBlkPos ] = uiSigCoeffGroup; |
---|
| 1764 | } |
---|
| 1765 | |
---|
| 1766 | // decode significant_coeff_flag |
---|
| 1767 | UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig; |
---|
| 1768 | for( ; iScanPosSig >= iSubPos; iScanPosSig-- ) |
---|
| 1769 | { |
---|
| 1770 | uiBlkPos = scan[ iScanPosSig ]; |
---|
| 1771 | uiPosY = uiBlkPos >> uiLog2BlockSize; |
---|
| 1772 | uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize ); |
---|
| 1773 | uiSig = 0; |
---|
[2] | 1774 | |
---|
[56] | 1775 | if( uiSigCoeffGroupFlag[ iCGBlkPos ] ) |
---|
[2] | 1776 | { |
---|
[56] | 1777 | if( iScanPosSig > iSubPos || iSubSet == 0 || numNonZero ) |
---|
[2] | 1778 | { |
---|
[56] | 1779 | uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType ); |
---|
| 1780 | m_pcTDecBinIf->decodeBin( uiSig, baseCtx[ uiCtxSig ] ); |
---|
[2] | 1781 | } |
---|
[56] | 1782 | else |
---|
| 1783 | { |
---|
| 1784 | uiSig = 1; |
---|
| 1785 | } |
---|
[2] | 1786 | } |
---|
[56] | 1787 | pcCoef[ uiBlkPos ] = uiSig; |
---|
| 1788 | if( uiSig ) |
---|
[2] | 1789 | { |
---|
[56] | 1790 | pos[ numNonZero ] = uiBlkPos; |
---|
| 1791 | numNonZero ++; |
---|
| 1792 | if( lastNZPosInCG == -1 ) |
---|
[2] | 1793 | { |
---|
[56] | 1794 | lastNZPosInCG = iScanPosSig; |
---|
| 1795 | } |
---|
| 1796 | firstNZPosInCG = iScanPosSig; |
---|
[2] | 1797 | } |
---|
[56] | 1798 | } |
---|
| 1799 | |
---|
[2] | 1800 | |
---|
[56] | 1801 | if( numNonZero ) |
---|
[2] | 1802 | { |
---|
[56] | 1803 | Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= (Int)tsig ); |
---|
| 1804 | absSum = 0; |
---|
| 1805 | |
---|
| 1806 | UInt c1 = 1; |
---|
| 1807 | UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0; |
---|
| 1808 | UInt uiBin; |
---|
[2] | 1809 | |
---|
[56] | 1810 | if( uiNumOne > 0 ) |
---|
[2] | 1811 | { |
---|
[56] | 1812 | uiCtxSet++; |
---|
| 1813 | } |
---|
| 1814 | |
---|
| 1815 | uiNumOne >>= 1; |
---|
| 1816 | ContextModel *baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 * uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet; |
---|
| 1817 | Int absCoeff[SCAN_SET_SIZE]; |
---|
| 1818 | |
---|
| 1819 | for ( Int i = 0; i < numNonZero; i++) absCoeff[i] = 1; |
---|
| 1820 | Int numC1Flag = min(numNonZero, C1FLAG_NUMBER); |
---|
| 1821 | Int firstC2FlagIdx = -1; |
---|
| 1822 | |
---|
| 1823 | for( Int idx = 0; idx < numC1Flag; idx++ ) |
---|
| 1824 | { |
---|
| 1825 | m_pcTDecBinIf->decodeBin( uiBin, baseCtxMod[c1] ); |
---|
| 1826 | if( uiBin == 1 ) |
---|
[2] | 1827 | { |
---|
[56] | 1828 | c1 = 0; |
---|
| 1829 | if (firstC2FlagIdx == -1) |
---|
| 1830 | { |
---|
| 1831 | firstC2FlagIdx = idx; |
---|
| 1832 | } |
---|
| 1833 | } |
---|
| 1834 | else if( (c1 < 3) && (c1 > 0) ) |
---|
| 1835 | { |
---|
[2] | 1836 | c1++; |
---|
| 1837 | } |
---|
[56] | 1838 | absCoeff[ idx ] = uiBin + 1; |
---|
| 1839 | } |
---|
| 1840 | |
---|
| 1841 | if (c1 == 0) |
---|
| 1842 | { |
---|
| 1843 | baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet; |
---|
| 1844 | if ( firstC2FlagIdx != -1) |
---|
[2] | 1845 | { |
---|
[56] | 1846 | m_pcTDecBinIf->decodeBin( uiBin, baseCtxMod[0] ); |
---|
| 1847 | absCoeff[ firstC2FlagIdx ] = uiBin + 2; |
---|
[2] | 1848 | } |
---|
| 1849 | } |
---|
[56] | 1850 | |
---|
| 1851 | UInt coeffSigns; |
---|
| 1852 | if ( signHidden && beValid ) |
---|
| 1853 | { |
---|
| 1854 | m_pcTDecBinIf->decodeBinsEP( coeffSigns, numNonZero-1 ); |
---|
| 1855 | coeffSigns <<= 32 - (numNonZero-1); |
---|
| 1856 | } |
---|
| 1857 | else |
---|
| 1858 | { |
---|
| 1859 | m_pcTDecBinIf->decodeBinsEP( coeffSigns, numNonZero ); |
---|
| 1860 | coeffSigns <<= 32 - numNonZero; |
---|
| 1861 | } |
---|
[2] | 1862 | |
---|
[56] | 1863 | Int iFirstCoeff2 = 1; |
---|
| 1864 | if (c1 == 0 || numNonZero > C1FLAG_NUMBER) |
---|
[2] | 1865 | { |
---|
[56] | 1866 | for( Int idx = 0; idx < numNonZero; idx++ ) |
---|
[2] | 1867 | { |
---|
[56] | 1868 | UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2) : 1; |
---|
[2] | 1869 | |
---|
[56] | 1870 | if( absCoeff[ idx ] == baseLevel) |
---|
[2] | 1871 | { |
---|
[56] | 1872 | UInt uiLevel; |
---|
[2] | 1873 | xReadGoRiceExGolomb( uiLevel, uiGoRiceParam ); |
---|
[56] | 1874 | absCoeff[ idx ] = uiLevel + baseLevel; |
---|
[2] | 1875 | } |
---|
[56] | 1876 | |
---|
| 1877 | if(absCoeff[ idx ] >= 2) |
---|
[2] | 1878 | { |
---|
[56] | 1879 | iFirstCoeff2 = 0; |
---|
| 1880 | uiNumOne++; |
---|
[2] | 1881 | } |
---|
| 1882 | } |
---|
| 1883 | } |
---|
[56] | 1884 | |
---|
| 1885 | for( Int idx = 0; idx < numNonZero; idx++ ) |
---|
[2] | 1886 | { |
---|
[56] | 1887 | Int blkPos = pos[ idx ]; |
---|
| 1888 | // Signs applied later. |
---|
| 1889 | pcCoef[ blkPos ] = absCoeff[ idx ]; |
---|
| 1890 | absSum += absCoeff[ idx ]; |
---|
| 1891 | |
---|
| 1892 | if ( idx == numNonZero-1 && signHidden && beValid ) |
---|
| 1893 | { |
---|
| 1894 | // Infer sign of 1st element. |
---|
| 1895 | if (absSum&0x1) |
---|
| 1896 | pcCoef[ blkPos ] = -pcCoef[ blkPos ]; |
---|
| 1897 | } |
---|
| 1898 | else |
---|
| 1899 | { |
---|
| 1900 | Int sign = static_cast<Int>( coeffSigns ) >> 31; |
---|
| 1901 | pcCoef[ blkPos ] = ( pcCoef[ blkPos ] ^ sign ) - sign; |
---|
| 1902 | coeffSigns <<= 1; |
---|
| 1903 | } |
---|
[2] | 1904 | } |
---|
| 1905 | } |
---|
[56] | 1906 | else |
---|
| 1907 | { |
---|
| 1908 | uiNumOne >>= 1; |
---|
| 1909 | } |
---|
[2] | 1910 | } |
---|
| 1911 | |
---|
| 1912 | return; |
---|
| 1913 | } |
---|
| 1914 | |
---|
| 1915 | |
---|
[56] | 1916 | Void TDecSbac::parseSaoUvlc (UInt& ruiVal) |
---|
[2] | 1917 | { |
---|
| 1918 | UInt uiCode; |
---|
| 1919 | Int i; |
---|
[56] | 1920 | |
---|
| 1921 | m_pcTDecBinIf->decodeBin( uiCode, m_cSaoUvlcSCModel.get( 0, 0, 0 ) ); |
---|
[2] | 1922 | if ( uiCode == 0 ) |
---|
| 1923 | { |
---|
| 1924 | ruiVal = 0; |
---|
| 1925 | return; |
---|
| 1926 | } |
---|
[56] | 1927 | |
---|
[2] | 1928 | i=1; |
---|
| 1929 | while (1) |
---|
| 1930 | { |
---|
[56] | 1931 | m_pcTDecBinIf->decodeBin( uiCode, m_cSaoUvlcSCModel.get( 0, 0, 1 ) ); |
---|
[2] | 1932 | if ( uiCode == 0 ) break; |
---|
| 1933 | i++; |
---|
| 1934 | } |
---|
[56] | 1935 | |
---|
[2] | 1936 | ruiVal = i; |
---|
| 1937 | } |
---|
| 1938 | |
---|
[56] | 1939 | Void TDecSbac::parseSaoSvlc (Int& riVal) |
---|
[2] | 1940 | { |
---|
| 1941 | UInt uiCode; |
---|
| 1942 | Int iSign; |
---|
| 1943 | Int i; |
---|
[56] | 1944 | |
---|
| 1945 | m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 0 ) ); |
---|
| 1946 | |
---|
[2] | 1947 | if ( uiCode == 0 ) |
---|
| 1948 | { |
---|
| 1949 | riVal = 0; |
---|
| 1950 | return; |
---|
| 1951 | } |
---|
[56] | 1952 | |
---|
[2] | 1953 | // read sign |
---|
[56] | 1954 | m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 1 ) ); |
---|
| 1955 | |
---|
| 1956 | if ( uiCode == 0 ) |
---|
| 1957 | { |
---|
| 1958 | iSign = 1; |
---|
| 1959 | } |
---|
| 1960 | else |
---|
| 1961 | { |
---|
| 1962 | iSign = -1; |
---|
| 1963 | } |
---|
| 1964 | |
---|
[2] | 1965 | // read magnitude |
---|
| 1966 | i=1; |
---|
| 1967 | while (1) |
---|
| 1968 | { |
---|
[56] | 1969 | m_pcTDecBinIf->decodeBin( uiCode, m_cSaoSvlcSCModel.get( 0, 0, 2 ) ); |
---|
[2] | 1970 | if ( uiCode == 0 ) break; |
---|
| 1971 | i++; |
---|
| 1972 | } |
---|
[56] | 1973 | |
---|
[2] | 1974 | riVal = i*iSign; |
---|
| 1975 | } |
---|
| 1976 | |
---|
[56] | 1977 | Void TDecSbac::parseSaoUflc (UInt& riVal) |
---|
[2] | 1978 | { |
---|
| 1979 | UInt uiSymbol; |
---|
[56] | 1980 | riVal = 0; |
---|
| 1981 | for (Int i=0;i<5;i++) |
---|
| 1982 | { |
---|
| 1983 | m_pcTDecBinIf->decodeBinEP ( uiSymbol ); |
---|
| 1984 | if (uiSymbol) |
---|
| 1985 | { |
---|
| 1986 | riVal |= (1<<i); |
---|
| 1987 | } |
---|
| 1988 | } |
---|
[2] | 1989 | } |
---|
[56] | 1990 | Void TDecSbac::parseSaoMergeLeft (UInt& ruiVal, UInt uiCompIdx) |
---|
| 1991 | { |
---|
| 1992 | UInt uiCode; |
---|
| 1993 | m_pcTDecBinIf->decodeBin( uiCode, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ) ); |
---|
| 1994 | ruiVal = (Int)uiCode; |
---|
| 1995 | } |
---|
[2] | 1996 | |
---|
[56] | 1997 | Void TDecSbac::parseSaoMergeUp (UInt& ruiVal) |
---|
[2] | 1998 | { |
---|
| 1999 | UInt uiCode; |
---|
[56] | 2000 | m_pcTDecBinIf->decodeBin( uiCode, m_cSaoMergeUpSCModel.get( 0, 0, 0 ) ); |
---|
| 2001 | ruiVal = (Int)uiCode; |
---|
| 2002 | } |
---|
| 2003 | Void TDecSbac::parseSaoTypeIdx (UInt& ruiVal) |
---|
| 2004 | { |
---|
| 2005 | UInt uiCode; |
---|
[2] | 2006 | Int i; |
---|
[56] | 2007 | m_pcTDecBinIf->decodeBin( uiCode, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) ); |
---|
[2] | 2008 | if ( uiCode == 0 ) |
---|
| 2009 | { |
---|
| 2010 | ruiVal = 0; |
---|
| 2011 | return; |
---|
| 2012 | } |
---|
| 2013 | i=1; |
---|
| 2014 | while (1) |
---|
| 2015 | { |
---|
[56] | 2016 | m_pcTDecBinIf->decodeBin( uiCode, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) ); |
---|
[2] | 2017 | if ( uiCode == 0 ) break; |
---|
| 2018 | i++; |
---|
| 2019 | } |
---|
| 2020 | ruiVal = i; |
---|
| 2021 | } |
---|
| 2022 | |
---|
[56] | 2023 | inline Void copySaoOneLcuParam(SaoLcuParam* psDst, SaoLcuParam* psSrc) |
---|
[2] | 2024 | { |
---|
[56] | 2025 | Int i; |
---|
| 2026 | psDst->partIdx = psSrc->partIdx; |
---|
| 2027 | psDst->typeIdx = psSrc->typeIdx; |
---|
| 2028 | if (psDst->typeIdx != -1) |
---|
| 2029 | { |
---|
| 2030 | if (psDst->typeIdx == SAO_BO) |
---|
| 2031 | { |
---|
| 2032 | psDst->bandPosition = psSrc->bandPosition ; |
---|
| 2033 | } |
---|
| 2034 | else |
---|
| 2035 | { |
---|
| 2036 | psDst->bandPosition = 0; |
---|
| 2037 | } |
---|
| 2038 | psDst->length = psSrc->length; |
---|
| 2039 | for (i=0;i<psDst->length;i++) |
---|
| 2040 | { |
---|
| 2041 | psDst->offset[i] = psSrc->offset[i]; |
---|
| 2042 | } |
---|
| 2043 | } |
---|
| 2044 | else |
---|
| 2045 | { |
---|
| 2046 | psDst->length = 0; |
---|
| 2047 | for (i=0;i<SAO_BO_LEN;i++) |
---|
| 2048 | { |
---|
| 2049 | psDst->offset[i] = 0; |
---|
| 2050 | } |
---|
| 2051 | } |
---|
| 2052 | } |
---|
| 2053 | Void TDecSbac::parseSaoOffset(SaoLcuParam* psSaoLcuParam) |
---|
| 2054 | { |
---|
| 2055 | UInt uiSymbol; |
---|
| 2056 | Int iSymbol; |
---|
| 2057 | static Int iTypeLength[MAX_NUM_SAO_TYPE] = { |
---|
| 2058 | SAO_EO_LEN, |
---|
| 2059 | SAO_EO_LEN, |
---|
| 2060 | SAO_EO_LEN, |
---|
| 2061 | SAO_EO_LEN, |
---|
| 2062 | SAO_BO_LEN |
---|
| 2063 | }; |
---|
[2] | 2064 | |
---|
[56] | 2065 | parseSaoTypeIdx(uiSymbol); |
---|
| 2066 | psSaoLcuParam->typeIdx = (Int)uiSymbol - 1; |
---|
| 2067 | if (uiSymbol) |
---|
| 2068 | { |
---|
| 2069 | psSaoLcuParam->length = iTypeLength[psSaoLcuParam->typeIdx]; |
---|
| 2070 | if( psSaoLcuParam->typeIdx == SAO_BO ) |
---|
| 2071 | { |
---|
| 2072 | // Parse Left Band Index |
---|
| 2073 | parseSaoUflc( uiSymbol ); |
---|
| 2074 | psSaoLcuParam->bandPosition = uiSymbol; |
---|
| 2075 | for(Int i=0; i< psSaoLcuParam->length; i++) |
---|
| 2076 | { |
---|
| 2077 | parseSaoSvlc(iSymbol); |
---|
| 2078 | psSaoLcuParam->offset[i] = iSymbol; |
---|
| 2079 | } |
---|
| 2080 | } |
---|
| 2081 | else if( psSaoLcuParam->typeIdx < 4 ) |
---|
| 2082 | { |
---|
| 2083 | parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[0] = uiSymbol; |
---|
| 2084 | parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[1] = uiSymbol; |
---|
| 2085 | parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[2] = -(Int)uiSymbol; |
---|
| 2086 | parseSaoUvlc(uiSymbol); psSaoLcuParam->offset[3] = -(Int)uiSymbol; |
---|
| 2087 | } |
---|
| 2088 | } |
---|
| 2089 | else |
---|
| 2090 | { |
---|
| 2091 | psSaoLcuParam->length = 0; |
---|
| 2092 | } |
---|
| 2093 | } |
---|
[2] | 2094 | |
---|
[56] | 2095 | Void TDecSbac::parseSaoOneLcuInterleaving(Int rx, Int ry, SAOParam* pSaoParam, TComDataCU* pcCU, Int iCUAddrInSlice, Int iCUAddrUpInSlice, Bool bLFCrossSliceBoundaryFlag) |
---|
| 2096 | { |
---|
| 2097 | Int iAddr = pcCU->getAddr(); |
---|
| 2098 | UInt uiSymbol; |
---|
| 2099 | for (Int iCompIdx=0; iCompIdx<3; iCompIdx++) |
---|
[2] | 2100 | { |
---|
[56] | 2101 | pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = 0; |
---|
| 2102 | pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = 0; |
---|
| 2103 | pSaoParam->saoLcuParam[iCompIdx][iAddr].bandPosition = 0; |
---|
| 2104 | pSaoParam->saoLcuParam[iCompIdx][iAddr].typeIdx = -1; |
---|
| 2105 | pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[0] = 0; |
---|
| 2106 | pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[1] = 0; |
---|
| 2107 | pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[2] = 0; |
---|
| 2108 | pSaoParam->saoLcuParam[iCompIdx][iAddr].offset[3] = 0; |
---|
| 2109 | |
---|
| 2110 | if (pSaoParam->bSaoFlag[iCompIdx]) |
---|
| 2111 | { |
---|
| 2112 | if (rx>0 && iCUAddrInSlice!=0) |
---|
| 2113 | { |
---|
| 2114 | parseSaoMergeLeft(uiSymbol,iCompIdx); pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = (Int)uiSymbol; |
---|
| 2115 | } |
---|
| 2116 | else |
---|
| 2117 | { |
---|
| 2118 | pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag = 0; |
---|
| 2119 | } |
---|
| 2120 | |
---|
| 2121 | if (pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeLeftFlag==0) |
---|
| 2122 | { |
---|
| 2123 | if ((ry > 0) && (iCUAddrUpInSlice>0||bLFCrossSliceBoundaryFlag)) |
---|
| 2124 | { |
---|
| 2125 | parseSaoMergeUp(uiSymbol); pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = uiSymbol; |
---|
| 2126 | } |
---|
| 2127 | else |
---|
| 2128 | { |
---|
| 2129 | pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag = 0; |
---|
| 2130 | } |
---|
| 2131 | if (!pSaoParam->saoLcuParam[iCompIdx][iAddr].mergeUpFlag) |
---|
| 2132 | { |
---|
| 2133 | parseSaoOffset(&(pSaoParam->saoLcuParam[iCompIdx][iAddr])); |
---|
| 2134 | } |
---|
| 2135 | else |
---|
| 2136 | { |
---|
| 2137 | copySaoOneLcuParam(&pSaoParam->saoLcuParam[iCompIdx][iAddr], &pSaoParam->saoLcuParam[iCompIdx][iAddr-pSaoParam->numCuInWidth]); |
---|
| 2138 | } |
---|
| 2139 | } |
---|
| 2140 | else |
---|
| 2141 | { |
---|
| 2142 | copySaoOneLcuParam(&pSaoParam->saoLcuParam[iCompIdx][iAddr], &pSaoParam->saoLcuParam[iCompIdx][iAddr-1]); |
---|
| 2143 | } |
---|
| 2144 | } |
---|
| 2145 | else |
---|
| 2146 | { |
---|
| 2147 | pSaoParam->saoLcuParam[iCompIdx][iAddr].typeIdx = -1; |
---|
| 2148 | pSaoParam->saoLcuParam[iCompIdx][iAddr].bandPosition = 0; |
---|
| 2149 | } |
---|
[2] | 2150 | } |
---|
[56] | 2151 | } |
---|
[2] | 2152 | |
---|
[56] | 2153 | /** |
---|
| 2154 | - Initialize our contexts from the nominated source. |
---|
| 2155 | . |
---|
| 2156 | \param pSrc Contexts to be copied. |
---|
| 2157 | */ |
---|
| 2158 | Void TDecSbac::xCopyContextsFrom( TDecSbac* pSrc ) |
---|
| 2159 | { |
---|
| 2160 | memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0])); |
---|
| 2161 | } |
---|
[2] | 2162 | |
---|
[56] | 2163 | Void TDecSbac::xCopyFrom( TDecSbac* pSrc ) |
---|
| 2164 | { |
---|
| 2165 | m_pcTDecBinIf->copyState( pSrc->m_pcTDecBinIf ); |
---|
[2] | 2166 | |
---|
[56] | 2167 | m_uiLastQp = pSrc->m_uiLastQp; |
---|
| 2168 | xCopyContextsFrom( pSrc ); |
---|
| 2169 | |
---|
| 2170 | } |
---|
| 2171 | |
---|
| 2172 | Void TDecSbac::load ( TDecSbac* pScr ) |
---|
| 2173 | { |
---|
| 2174 | xCopyFrom(pScr); |
---|
| 2175 | } |
---|
| 2176 | |
---|
| 2177 | Void TDecSbac::loadContexts ( TDecSbac* pScr ) |
---|
| 2178 | { |
---|
| 2179 | xCopyContextsFrom(pScr); |
---|
| 2180 | } |
---|
| 2181 | |
---|
| 2182 | Void TDecSbac::decodeFlush ( ) |
---|
| 2183 | { |
---|
| 2184 | UInt uiBit; |
---|
| 2185 | m_pcTDecBinIf->decodeBinTrm(uiBit); |
---|
| 2186 | m_pcTDecBinIf->flush(); |
---|
| 2187 | |
---|
| 2188 | } |
---|
| 2189 | |
---|
[189] | 2190 | #if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX || (LGE_EDGE_INTRA_A0070 && LGE_EDGE_INTRA_DELTA_DC) |
---|
[56] | 2191 | Void TDecSbac::xReadExGolombLevel( UInt& ruiSymbol, ContextModel& rcSCModel ) |
---|
| 2192 | { |
---|
| 2193 | UInt uiSymbol; |
---|
| 2194 | UInt uiCount = 0; |
---|
| 2195 | do |
---|
[2] | 2196 | { |
---|
[56] | 2197 | m_pcTDecBinIf->decodeBin( uiSymbol, rcSCModel ); |
---|
| 2198 | uiCount++; |
---|
[2] | 2199 | } |
---|
[56] | 2200 | while( uiSymbol && ( uiCount != 13 ) ); |
---|
[2] | 2201 | |
---|
[56] | 2202 | ruiSymbol = uiCount - 1; |
---|
| 2203 | |
---|
| 2204 | if( uiSymbol ) |
---|
| 2205 | { |
---|
| 2206 | xReadEpExGolomb( uiSymbol, 0 ); |
---|
| 2207 | ruiSymbol += uiSymbol + 1; |
---|
| 2208 | } |
---|
| 2209 | |
---|
| 2210 | return; |
---|
[2] | 2211 | } |
---|
| 2212 | #endif |
---|
[56] | 2213 | #if HHI_DMM_WEDGE_INTRA |
---|
| 2214 | Void TDecSbac::xParseWedgeFullInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 2215 | { |
---|
| 2216 | Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx); |
---|
| 2217 | Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx]; |
---|
| 2218 | |
---|
| 2219 | UInt uiSymbol, uiTabIdx = 0; |
---|
| 2220 | for ( Int i = 0; i < iBits; i++ ) |
---|
| 2221 | { |
---|
| 2222 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 0) ); |
---|
| 2223 | uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0; |
---|
| 2224 | uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0; |
---|
| 2225 | uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0; |
---|
| 2226 | uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0; |
---|
| 2227 | uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0; |
---|
| 2228 | uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0; |
---|
| 2229 | uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0; |
---|
| 2230 | uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0; |
---|
| 2231 | uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0; |
---|
| 2232 | uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0; |
---|
| 2233 | uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0; |
---|
| 2234 | uiTabIdx += ( uiSymbol && i == 11 ) ? 2048 : 0; |
---|
| 2235 | uiTabIdx += ( uiSymbol && i == 12 ) ? 4096 : 0; |
---|
| 2236 | } |
---|
| 2237 | |
---|
| 2238 | pcCU->setWedgeFullTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth ); |
---|
| 2239 | } |
---|
| 2240 | |
---|
| 2241 | Void TDecSbac::xParseWedgeFullDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 2242 | { |
---|
| 2243 | Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx); |
---|
| 2244 | Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx]; |
---|
| 2245 | |
---|
| 2246 | UInt uiSymbol, uiTabIdx = 0; |
---|
| 2247 | for ( Int i = 0; i < iBits; i++ ) |
---|
| 2248 | { |
---|
| 2249 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 0) ); |
---|
| 2250 | uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0; |
---|
| 2251 | uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0; |
---|
| 2252 | uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0; |
---|
| 2253 | uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0; |
---|
| 2254 | uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0; |
---|
| 2255 | uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0; |
---|
| 2256 | uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0; |
---|
| 2257 | uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0; |
---|
| 2258 | uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0; |
---|
| 2259 | uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0; |
---|
| 2260 | uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0; |
---|
| 2261 | uiTabIdx += ( uiSymbol && i == 11 ) ? 2048 : 0; |
---|
| 2262 | uiTabIdx += ( uiSymbol && i == 12 ) ? 4096 : 0; |
---|
| 2263 | } |
---|
| 2264 | |
---|
| 2265 | pcCU->setWedgeFullTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth ); |
---|
| 2266 | |
---|
| 2267 | UInt uiDC1, uiDC2; |
---|
| 2268 | xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) ); |
---|
| 2269 | Int iDC1 = uiDC1; |
---|
| 2270 | if ( uiDC1 ) |
---|
| 2271 | { |
---|
| 2272 | UInt uiSign; |
---|
| 2273 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 2274 | if ( uiSign ) |
---|
| 2275 | { |
---|
| 2276 | iDC1 = -iDC1; |
---|
| 2277 | } |
---|
| 2278 | } |
---|
| 2279 | xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) ); |
---|
| 2280 | Int iDC2 = uiDC2; |
---|
| 2281 | if ( uiDC2 ) |
---|
| 2282 | { |
---|
| 2283 | UInt uiSign; |
---|
| 2284 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 2285 | if ( uiSign ) |
---|
| 2286 | { |
---|
| 2287 | iDC2 = -iDC2; |
---|
| 2288 | } |
---|
| 2289 | } |
---|
| 2290 | |
---|
| 2291 | pcCU->setWedgeFullDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth ); |
---|
| 2292 | pcCU->setWedgeFullDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth ); |
---|
| 2293 | } |
---|
| 2294 | |
---|
| 2295 | Void TDecSbac::xParseWedgePredDirInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 2296 | { |
---|
| 2297 | if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 ) |
---|
| 2298 | { |
---|
| 2299 | UInt uiDeltaEnd = 0; |
---|
| 2300 | m_pcTDecBinIf->decodeBin( uiDeltaEnd, m_cDmmDataSCModel.get(0, 0, 2) ); |
---|
| 2301 | |
---|
| 2302 | Int iDeltaEnd; |
---|
| 2303 | if( uiDeltaEnd != 0 ) |
---|
| 2304 | { |
---|
| 2305 | UInt uiAbsValMinus1; |
---|
| 2306 | UInt uiSymbol; |
---|
| 2307 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 = uiSymbol; |
---|
| 2308 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 |= uiSymbol << 1; |
---|
| 2309 | uiDeltaEnd = uiAbsValMinus1 + 1; |
---|
| 2310 | |
---|
| 2311 | iDeltaEnd = uiDeltaEnd; |
---|
| 2312 | UInt uiSign; |
---|
| 2313 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 2314 | if( uiSign ) |
---|
| 2315 | { |
---|
| 2316 | iDeltaEnd = -iDeltaEnd; |
---|
| 2317 | } |
---|
| 2318 | } |
---|
| 2319 | else |
---|
| 2320 | { |
---|
| 2321 | iDeltaEnd = 0; |
---|
| 2322 | } |
---|
| 2323 | pcCU->setWedgePredDirDeltaEndSubParts( iDeltaEnd, uiAbsPartIdx, uiDepth ); |
---|
| 2324 | } |
---|
| 2325 | } |
---|
| 2326 | |
---|
| 2327 | Void TDecSbac::xParseWedgePredDirDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 2328 | { |
---|
| 2329 | if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 ) |
---|
| 2330 | { |
---|
| 2331 | UInt uiDeltaEnd = 0; |
---|
| 2332 | m_pcTDecBinIf->decodeBin( uiDeltaEnd, m_cDmmDataSCModel.get(0, 0, 2) ); |
---|
| 2333 | |
---|
| 2334 | Int iDeltaEnd; |
---|
| 2335 | if( uiDeltaEnd != 0 ) |
---|
| 2336 | { |
---|
| 2337 | UInt uiAbsValMinus1; |
---|
| 2338 | UInt uiSymbol; |
---|
| 2339 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 = uiSymbol; |
---|
| 2340 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 2) ); uiAbsValMinus1 |= uiSymbol << 1; |
---|
| 2341 | uiDeltaEnd = uiAbsValMinus1 + 1; |
---|
| 2342 | |
---|
| 2343 | iDeltaEnd = uiDeltaEnd; |
---|
| 2344 | UInt uiSign; |
---|
| 2345 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 2346 | if( uiSign ) |
---|
| 2347 | { |
---|
| 2348 | iDeltaEnd = -iDeltaEnd; |
---|
| 2349 | } |
---|
| 2350 | } |
---|
| 2351 | else |
---|
| 2352 | { |
---|
| 2353 | iDeltaEnd = 0; |
---|
| 2354 | } |
---|
| 2355 | |
---|
| 2356 | pcCU->setWedgePredDirDeltaEndSubParts( iDeltaEnd, uiAbsPartIdx, uiDepth ); |
---|
| 2357 | } |
---|
| 2358 | |
---|
| 2359 | UInt uiDC1, uiDC2; |
---|
| 2360 | xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) ); |
---|
| 2361 | Int iDC1 = uiDC1; |
---|
| 2362 | if ( uiDC1 ) |
---|
| 2363 | { |
---|
| 2364 | UInt uiSign; |
---|
| 2365 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 2366 | if ( uiSign ) |
---|
| 2367 | { |
---|
| 2368 | iDC1 = -iDC1; |
---|
| 2369 | } |
---|
| 2370 | } |
---|
| 2371 | xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) ); |
---|
| 2372 | Int iDC2 = uiDC2; |
---|
| 2373 | if ( uiDC2 ) |
---|
| 2374 | { |
---|
| 2375 | UInt uiSign; |
---|
| 2376 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 2377 | if ( uiSign ) |
---|
| 2378 | { |
---|
| 2379 | iDC2 = -iDC2; |
---|
| 2380 | } |
---|
| 2381 | } |
---|
| 2382 | |
---|
| 2383 | pcCU->setWedgePredDirDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth ); |
---|
| 2384 | pcCU->setWedgePredDirDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth ); |
---|
| 2385 | } |
---|
| 2386 | #endif |
---|
| 2387 | #if HHI_DMM_PRED_TEX |
---|
[296] | 2388 | #if LGE_DMM3_SIMP_C0044 |
---|
| 2389 | Void TDecSbac::xParseWedgePredTexInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 2390 | { |
---|
| 2391 | Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx); |
---|
| 2392 | Int iBits = g_aucWedgeTexPredBitsListIdx[iIntraIdx]; |
---|
| 2393 | |
---|
| 2394 | UInt uiSymbol, uiTabIdx = 0; |
---|
| 2395 | for ( Int i = 0; i < iBits; i++ ) |
---|
| 2396 | { |
---|
| 2397 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cDmmDataSCModel.get(0, 0, 3) ); |
---|
| 2398 | uiTabIdx += ( uiSymbol && i == 0 ) ? 1 : 0; |
---|
| 2399 | uiTabIdx += ( uiSymbol && i == 1 ) ? 2 : 0; |
---|
| 2400 | uiTabIdx += ( uiSymbol && i == 2 ) ? 4 : 0; |
---|
| 2401 | uiTabIdx += ( uiSymbol && i == 3 ) ? 8 : 0; |
---|
| 2402 | uiTabIdx += ( uiSymbol && i == 4 ) ? 16 : 0; |
---|
| 2403 | uiTabIdx += ( uiSymbol && i == 5 ) ? 32 : 0; |
---|
| 2404 | uiTabIdx += ( uiSymbol && i == 6 ) ? 64 : 0; |
---|
| 2405 | uiTabIdx += ( uiSymbol && i == 7 ) ? 128 : 0; |
---|
| 2406 | uiTabIdx += ( uiSymbol && i == 8 ) ? 256 : 0; |
---|
| 2407 | uiTabIdx += ( uiSymbol && i == 9 ) ? 512 : 0; |
---|
| 2408 | uiTabIdx += ( uiSymbol && i == 10 ) ? 1024 : 0; |
---|
| 2409 | } |
---|
| 2410 | |
---|
| 2411 | pcCU->setWedgePredTexIntraTabIdxSubParts( uiTabIdx, uiAbsPartIdx, uiDepth ); |
---|
| 2412 | } |
---|
| 2413 | #endif |
---|
| 2414 | |
---|
[56] | 2415 | Void TDecSbac::xParseWedgePredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 2416 | { |
---|
[296] | 2417 | #if LGE_DMM3_SIMP_C0044 |
---|
| 2418 | xParseWedgePredTexInfo( pcCU, uiAbsPartIdx, uiDepth ); |
---|
| 2419 | #endif |
---|
[56] | 2420 | UInt uiDC1, uiDC2; |
---|
| 2421 | xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) ); |
---|
| 2422 | Int iDC1 = uiDC1; |
---|
| 2423 | if ( uiDC1 ) |
---|
| 2424 | { |
---|
| 2425 | UInt uiSign; |
---|
| 2426 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 2427 | if ( uiSign ) |
---|
| 2428 | { |
---|
| 2429 | iDC1 = -iDC1; |
---|
| 2430 | } |
---|
| 2431 | } |
---|
| 2432 | xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) ); |
---|
| 2433 | Int iDC2 = uiDC2; |
---|
| 2434 | if ( uiDC2 ) |
---|
| 2435 | { |
---|
| 2436 | UInt uiSign; |
---|
| 2437 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 2438 | if ( uiSign ) |
---|
| 2439 | { |
---|
| 2440 | iDC2 = -iDC2; |
---|
| 2441 | } |
---|
| 2442 | } |
---|
| 2443 | |
---|
| 2444 | pcCU->setWedgePredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth ); |
---|
| 2445 | pcCU->setWedgePredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth ); |
---|
| 2446 | } |
---|
| 2447 | |
---|
| 2448 | Void TDecSbac::xParseContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 2449 | { |
---|
| 2450 | UInt uiDC1, uiDC2; |
---|
| 2451 | xReadExGolombLevel( uiDC1, m_cDmmDataSCModel.get(0, 0, 1) ); |
---|
| 2452 | Int iDC1 = uiDC1; |
---|
| 2453 | if ( uiDC1 ) |
---|
| 2454 | { |
---|
| 2455 | UInt uiSign; |
---|
| 2456 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 2457 | if ( uiSign ) |
---|
| 2458 | { |
---|
| 2459 | iDC1 = -iDC1; |
---|
| 2460 | } |
---|
| 2461 | } |
---|
| 2462 | xReadExGolombLevel( uiDC2, m_cDmmDataSCModel.get(0, 0, 1) ); |
---|
| 2463 | Int iDC2 = uiDC2; |
---|
| 2464 | if ( uiDC2 ) |
---|
| 2465 | { |
---|
| 2466 | UInt uiSign; |
---|
| 2467 | m_pcTDecBinIf->decodeBinEP( uiSign ); |
---|
| 2468 | if ( uiSign ) |
---|
| 2469 | { |
---|
| 2470 | iDC2 = -iDC2; |
---|
| 2471 | } |
---|
| 2472 | } |
---|
| 2473 | |
---|
| 2474 | pcCU->setContourPredTexDeltaDC1SubParts( iDC1, uiAbsPartIdx, uiDepth ); |
---|
| 2475 | pcCU->setContourPredTexDeltaDC2SubParts( iDC2, uiAbsPartIdx, uiDepth ); |
---|
| 2476 | } |
---|
| 2477 | #endif |
---|
[100] | 2478 | |
---|
[189] | 2479 | #if LGE_EDGE_INTRA_A0070 |
---|
[100] | 2480 | Void TDecSbac::xParseEdgeIntraInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 2481 | { |
---|
| 2482 | UInt uiSymbol = 0; |
---|
| 2483 | |
---|
| 2484 | // 1. Top(0) or Left(1) |
---|
| 2485 | UChar ucLeft; |
---|
| 2486 | m_pcTDecBinIf->decodeBinEP( uiSymbol ); |
---|
| 2487 | ucLeft = uiSymbol; |
---|
| 2488 | |
---|
| 2489 | // 2. Start position (lowest bit first) |
---|
| 2490 | UChar ucStart = 0; |
---|
| 2491 | for( UInt ui = 0; ui < 6 - uiDepth; ui++ ) |
---|
| 2492 | { |
---|
| 2493 | m_pcTDecBinIf->decodeBinEP( uiSymbol ); |
---|
| 2494 | ucStart |= (uiSymbol << ui); |
---|
| 2495 | } |
---|
| 2496 | |
---|
| 2497 | // 3. Number of edges |
---|
| 2498 | UChar ucMax = 0; |
---|
| 2499 | for( UInt ui = 0; ui < 7 - uiDepth; ui++ ) |
---|
| 2500 | { |
---|
| 2501 | m_pcTDecBinIf->decodeBinEP( uiSymbol ); |
---|
| 2502 | ucMax |= (uiSymbol << ui); |
---|
| 2503 | } |
---|
| 2504 | ucMax++; // +1 |
---|
| 2505 | |
---|
| 2506 | // 4. Edges |
---|
| 2507 | UChar* pucSymbolList = (UChar*) xMalloc( UChar, 256 * LGE_EDGE_INTRA_MAX_EDGE_NUM_PER_4x4 ); |
---|
| 2508 | UInt uiCtxEdgeIntra = pcCU->getCtxEdgeIntra( uiAbsPartIdx ); |
---|
| 2509 | for( Int iPtr = 0; iPtr < ucMax; iPtr++ ) |
---|
| 2510 | { |
---|
| 2511 | UChar ucEdge = 0; |
---|
| 2512 | UInt uiReorderEdge = 0; |
---|
| 2513 | // Left-friendly direction |
---|
| 2514 | // 0 ( 0deg) => 0 |
---|
| 2515 | // 1 ( 45deg) => 10 |
---|
| 2516 | // 2 ( -45deg) => 110 |
---|
| 2517 | // 3 ( 90deg) => 1110 |
---|
| 2518 | // 4 ( -90deg) => 11110 |
---|
| 2519 | // 5 ( 135deg) => 111110 |
---|
| 2520 | // 6 (-135deg) => 111111 |
---|
| 2521 | // Right-friendly direction |
---|
| 2522 | // 0 ( 0deg) => 0 |
---|
| 2523 | // 1 ( -45deg) => 10 |
---|
| 2524 | // 2 ( 45deg) => 110 |
---|
| 2525 | // 3 ( -90deg) => 1110 |
---|
| 2526 | // 4 ( 90deg) => 11110 |
---|
| 2527 | // 5 (-135deg) => 111110 |
---|
| 2528 | // 6 ( 135deg) => 111111 |
---|
| 2529 | // refer to a paper "An efficient chain code with Huffman coding" |
---|
| 2530 | for( UInt ui = 0; ui < 6; ui++ ) |
---|
| 2531 | { |
---|
| 2532 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) ); |
---|
| 2533 | ucEdge <<= 1; |
---|
| 2534 | ucEdge |= uiSymbol; |
---|
| 2535 | if( uiSymbol == 0 ) |
---|
| 2536 | break; |
---|
| 2537 | } |
---|
| 2538 | |
---|
| 2539 | switch( ucEdge ) |
---|
| 2540 | { |
---|
| 2541 | case 0 : // "0" |
---|
| 2542 | uiReorderEdge = 0; |
---|
| 2543 | break; |
---|
| 2544 | case 2 : // "10" |
---|
| 2545 | uiReorderEdge = 1; |
---|
| 2546 | break; |
---|
| 2547 | case 6 : // "110" |
---|
| 2548 | uiReorderEdge = 2; |
---|
| 2549 | break; |
---|
| 2550 | case 14 : // "1110" |
---|
| 2551 | uiReorderEdge = 3; |
---|
| 2552 | break; |
---|
| 2553 | case 30 : // "11110" |
---|
| 2554 | uiReorderEdge = 4; |
---|
| 2555 | break; |
---|
| 2556 | case 62 : // "111110" |
---|
| 2557 | uiReorderEdge = 5; |
---|
| 2558 | break; |
---|
| 2559 | case 63 : // "111111" |
---|
| 2560 | uiReorderEdge = 6; |
---|
| 2561 | break; |
---|
| 2562 | default : |
---|
| 2563 | printf("parseIntraEdgeChain: error (unknown code %d)\n",ucEdge); |
---|
| 2564 | assert(false); |
---|
| 2565 | break; |
---|
| 2566 | } |
---|
| 2567 | pucSymbolList[iPtr] = uiReorderEdge; |
---|
| 2568 | } |
---|
| 2569 | ///////////////////// |
---|
| 2570 | // Edge Reconstruction |
---|
| 2571 | Bool* pbRegion = pcCU->getEdgePartition( uiAbsPartIdx ); |
---|
| 2572 | pcCU->reconPartition( uiAbsPartIdx, uiDepth, ucLeft == 1, ucStart, ucMax, pucSymbolList, pbRegion ); |
---|
| 2573 | xFree( pucSymbolList ); |
---|
| 2574 | } |
---|
| 2575 | #endif |
---|
[189] | 2576 | |
---|
| 2577 | #if RWTH_SDC_DLT_B0036 |
---|
[382] | 2578 | #if !PKU_QC_DEPTH_INTRA_UNI_D0195 |
---|
[189] | 2579 | Void TDecSbac::parseSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 2580 | { |
---|
| 2581 | assert( pcCU->getSlice()->getSPS()->isDepth() ); |
---|
| 2582 | |
---|
| 2583 | UInt uiSymbol = 0; |
---|
| 2584 | UInt uiCtxSDCFlag = pcCU->getCtxSDCFlag( uiAbsPartIdx ); |
---|
| 2585 | m_pcTDecBinIf->decodeBin( uiSymbol, m_cSDCFlagSCModel.get( 0, 0, uiCtxSDCFlag ) ); |
---|
| 2586 | |
---|
| 2587 | if( uiSymbol == 1 ) |
---|
| 2588 | { |
---|
| 2589 | pcCU->setPartSizeSubParts(SIZE_2Nx2N, uiAbsPartIdx, uiDepth); |
---|
| 2590 | |
---|
| 2591 | pcCU->setSDCFlagSubParts( true, uiAbsPartIdx, 0, uiDepth); |
---|
| 2592 | pcCU->setTrIdxSubParts(0, uiAbsPartIdx, uiDepth); |
---|
| 2593 | pcCU->setCbfSubParts(1, 1, 1, uiAbsPartIdx, uiDepth); |
---|
| 2594 | } |
---|
| 2595 | } |
---|
[100] | 2596 | |
---|
[189] | 2597 | Void TDecSbac::parseSDCPredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
| 2598 | { |
---|
| 2599 | assert( pcCU->getSlice()->getSPS()->isDepth() ); |
---|
| 2600 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
---|
| 2601 | |
---|
| 2602 | assert( pcCU->getSDCFlag(uiAbsPartIdx) ); |
---|
| 2603 | |
---|
| 2604 | UInt uiCtx = 0; |
---|
| 2605 | |
---|
| 2606 | UInt uiMPModeIdx = 0; |
---|
| 2607 | |
---|
| 2608 | for(Int i=0; i<RWTH_SDC_NUM_PRED_MODES-1; i++) |
---|
| 2609 | { |
---|
| 2610 | UInt uiIsMostProb = 0; |
---|
[354] | 2611 | #if INTEL_SDC64_D0193 |
---|
| 2612 | if( !(pcCU->getWidth(uiAbsPartIdx) == 64 && i == 1)) |
---|
| 2613 | #endif |
---|
[189] | 2614 | m_pcTDecBinIf->decodeBin( uiIsMostProb, m_cSDCPredModeSCModel.get( 0, i, uiCtx ) ); |
---|
| 2615 | |
---|
| 2616 | if ( uiIsMostProb == 1 ) |
---|
| 2617 | break; |
---|
| 2618 | |
---|
| 2619 | // else: get next most probable pred mode |
---|
| 2620 | uiMPModeIdx = (uiMPModeIdx+1)%RWTH_SDC_NUM_PRED_MODES; |
---|
| 2621 | } |
---|
| 2622 | |
---|
| 2623 | Int intraPredMode = g_auiSDCPredModes[uiMPModeIdx]; |
---|
| 2624 | |
---|
| 2625 | #if HHI_DMM_WEDGE_INTRA |
---|
| 2626 | if( intraPredMode == DMM_WEDGE_FULL_IDX ) { xParseWedgeFullInfo ( pcCU, uiAbsPartIdx, uiDepth ); } |
---|
| 2627 | if( intraPredMode == DMM_WEDGE_PREDDIR_IDX ) { xParseWedgePredDirInfo ( pcCU, uiAbsPartIdx, uiDepth ); } |
---|
| 2628 | #endif |
---|
| 2629 | |
---|
| 2630 | pcCU->setLumaIntraDirSubParts((UChar)intraPredMode, uiAbsPartIdx, uiDepth); |
---|
| 2631 | } |
---|
[382] | 2632 | #endif |
---|
[189] | 2633 | |
---|
| 2634 | Void TDecSbac::parseSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiSegment ) |
---|
| 2635 | { |
---|
| 2636 | assert( pcCU->getSlice()->getSPS()->isDepth() ); |
---|
| 2637 | assert( pcCU->getSDCFlag(uiAbsPartIdx) ); |
---|
| 2638 | assert( uiSegment < 2 ); |
---|
| 2639 | |
---|
| 2640 | UInt uiResidual = 0; |
---|
| 2641 | UInt uiBit = 0; |
---|
| 2642 | UInt uiAbsIdx = 0; |
---|
| 2643 | UInt uiSign = 0; |
---|
| 2644 | Int iIdx = 0; |
---|
| 2645 | |
---|
| 2646 | UInt uiMaxResidualBits = GetBitsPerDepthValue(); |
---|
| 2647 | assert( uiMaxResidualBits <= g_uiBitDepth ); |
---|
| 2648 | |
---|
| 2649 | m_pcTDecBinIf->decodeBin(uiResidual, m_cSDCResidualFlagSCModel.get( 0, uiSegment, 0 ) ); |
---|
| 2650 | |
---|
| 2651 | if (uiResidual) |
---|
| 2652 | { |
---|
| 2653 | // decode residual sign bit |
---|
| 2654 | m_pcTDecBinIf->decodeBin(uiSign, m_cSDCResidualSignFlagSCModel.get( 0, uiSegment, 0 ) ); |
---|
| 2655 | |
---|
| 2656 | // decode residual magnitude |
---|
| 2657 | for (Int i=0; i<uiMaxResidualBits; i++) |
---|
| 2658 | { |
---|
| 2659 | m_pcTDecBinIf->decodeBin(uiBit, m_cSDCResidualSCModel.get( 0, uiSegment, i ) ); |
---|
| 2660 | uiAbsIdx |= uiBit << i; |
---|
| 2661 | } |
---|
| 2662 | |
---|
| 2663 | uiAbsIdx += 1; |
---|
| 2664 | iIdx =(Int)(uiSign ? -1 : 1)*uiAbsIdx; |
---|
| 2665 | } |
---|
| 2666 | |
---|
| 2667 | pcCU->setSDCSegmentDCOffset(iIdx, uiSegment, uiAbsPartIdx); |
---|
| 2668 | } |
---|
| 2669 | #endif |
---|
| 2670 | |
---|
[56] | 2671 | //! \} |
---|