| 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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| 4 | * granted under this license. |
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| 5 | * |
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| 6 | * Copyright (c) 2010-2012, ITU/ISO/IEC |
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| 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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| 17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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| 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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| 33 | |
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| 34 | /** \file TDecEntropy.cpp |
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| 35 | \brief entropy decoder class |
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| 36 | */ |
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| 37 | |
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| 38 | #include "TDecEntropy.h" |
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| 39 | |
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| 40 | //! \ingroup TLibDecoder |
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| 41 | //! \{ |
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| 42 | |
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| 43 | Void TDecEntropy::setEntropyDecoder ( TDecEntropyIf* p ) |
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| 44 | { |
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| 45 | m_pcEntropyDecoderIf = p; |
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| 46 | } |
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| 47 | |
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| 48 | #include "TLibCommon/TComAdaptiveLoopFilter.h" |
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| 49 | #include "TLibCommon/TComSampleAdaptiveOffset.h" |
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| 50 | |
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| 51 | Void TDecEntropy::decodeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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| 52 | { |
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| 53 | m_pcEntropyDecoderIf->parseSkipFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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| 54 | } |
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| 55 | |
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| 56 | /** decode merge flag |
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| 57 | * \param pcSubCU |
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| 58 | * \param uiAbsPartIdx |
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| 59 | * \param uiDepth |
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| 60 | * \param uiPUIdx |
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| 61 | * \returns Void |
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| 62 | */ |
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| 63 | Void TDecEntropy::decodeMergeFlag( TComDataCU* pcSubCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPUIdx ) |
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| 64 | { |
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| 65 | // at least one merge candidate exists |
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| 66 | m_pcEntropyDecoderIf->parseMergeFlag( pcSubCU, uiAbsPartIdx, uiDepth, uiPUIdx ); |
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| 67 | } |
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| 68 | |
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| 69 | #if LGE_ILLUCOMP_B0045 |
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| 70 | Void TDecEntropy::decodeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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| 71 | { |
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| 72 | pcCU->setICFlagSubParts( false , uiAbsPartIdx, 0, uiDepth ); |
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| 73 | |
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| 74 | if (pcCU->isIntra(uiAbsPartIdx) || (pcCU->getSlice()->getViewId() == 0) || pcCU->getSlice()->getSPS()->isDepth()) |
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| 75 | { |
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| 76 | return; |
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| 77 | } |
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| 78 | |
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| 79 | if(!pcCU->getSlice()->getApplyIC()) |
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| 80 | return; |
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| 81 | |
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| 82 | if(pcCU->isICFlagRequired(uiAbsPartIdx)) |
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| 83 | m_pcEntropyDecoderIf->parseICFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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| 84 | } |
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| 85 | #endif |
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| 86 | /** decode merge index |
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| 87 | * \param pcCU |
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| 88 | * \param uiPartIdx |
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| 89 | * \param uiAbsPartIdx |
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| 90 | * \param puhInterDirNeighbours pointer to list of inter direction from the casual neighbours |
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| 91 | * \param pcMvFieldNeighbours pointer to list of motion vector field from the casual neighbours |
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| 92 | * \param uiDepth |
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| 93 | * \returns Void |
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| 94 | */ |
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| 95 | Void TDecEntropy::decodeMergeIndex( TComDataCU* pcCU, UInt uiPartIdx, UInt uiAbsPartIdx, PartSize eCUMode, UChar* puhInterDirNeighbours, TComMvField* pcMvFieldNeighbours, UInt uiDepth ) |
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| 96 | { |
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| 97 | UInt uiMergeIndex = 0; |
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| 98 | m_pcEntropyDecoderIf->parseMergeIndex( pcCU, uiMergeIndex, uiAbsPartIdx, uiDepth ); |
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| 99 | pcCU->setMergeIndexSubParts( uiMergeIndex, uiAbsPartIdx, uiPartIdx, uiDepth ); |
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| 100 | } |
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| 101 | |
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| 102 | #if HHI_INTER_VIEW_RESIDUAL_PRED |
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| 103 | Void |
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| 104 | TDecEntropy::decodeResPredFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, TComDataCU* pcSubCU, UInt uiPUIdx ) |
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| 105 | { |
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| 106 | Bool bResPredAvailable = false; |
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| 107 | Bool bResPredFlag = false; |
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| 108 | |
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| 109 | Bool bResPredAllowed = (!pcCU->getSlice()->getSPS()->isDepth () ); |
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| 110 | bResPredAllowed = bResPredAllowed && ( pcCU->getSlice()->getSPS()->getViewId () ); |
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| 111 | bResPredAllowed = bResPredAllowed && ( pcCU->getSlice()->getSPS()->getMultiviewResPredMode() ); |
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| 112 | bResPredAllowed = bResPredAllowed && (!pcCU->isIntra ( uiAbsPartIdx ) ); |
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| 113 | |
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| 114 | // check if supported |
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| 115 | if( bResPredAllowed ) |
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| 116 | { |
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| 117 | bResPredAvailable = pcSubCU->getResidualSamples( uiPUIdx |
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| 118 | #if QC_SIMPLIFIEDIVRP_M24938 |
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| 119 | , false |
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| 120 | #endif |
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| 121 | ); |
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| 122 | } |
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| 123 | |
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| 124 | // read from bitstream |
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| 125 | if( bResPredAvailable ) |
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| 126 | { |
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| 127 | #if LG_RESTRICTEDRESPRED_M24766 |
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| 128 | Int iPUResiPredShift[4]; |
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| 129 | pcCU->getPUResiPredShift(iPUResiPredShift, uiAbsPartIdx); |
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| 130 | if(iPUResiPredShift[0] >= 0 || iPUResiPredShift[1] >= 0 || iPUResiPredShift[2] >= 0 || iPUResiPredShift[3] >= 0 ) |
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| 131 | #endif |
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| 132 | m_pcEntropyDecoderIf->parseResPredFlag( pcCU, bResPredFlag, uiAbsPartIdx, uiDepth ); |
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| 133 | } |
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| 134 | |
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| 135 | // set data |
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| 136 | pcCU->setResPredAvailSubParts ( bResPredAvailable, uiAbsPartIdx, uiPUIdx, uiDepth ); |
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| 137 | pcCU->setResPredFlagSubParts ( bResPredFlag, uiAbsPartIdx, uiPUIdx, uiDepth ); |
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| 138 | } |
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| 139 | #endif |
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| 140 | |
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| 141 | Void TDecEntropy::decodeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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| 142 | { |
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| 143 | m_pcEntropyDecoderIf->parseSplitFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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| 144 | } |
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| 145 | |
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| 146 | Void TDecEntropy::decodePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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| 147 | { |
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| 148 | m_pcEntropyDecoderIf->parsePredMode( pcCU, uiAbsPartIdx, uiDepth ); |
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| 149 | |
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| 150 | #if RWTH_SDC_DLT_B0036 |
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| 151 | // if B-Slice, code SDC flag later |
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| 152 | if( !pcCU->getSlice()->isInterB() && pcCU->isIntra(uiAbsPartIdx) && pcCU->getSlice()->getSPS()->isDepth() ) |
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| 153 | { |
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| 154 | // decode SDC flag |
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| 155 | decodeSDCFlag(pcCU, uiAbsPartIdx, uiDepth); |
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| 156 | } |
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| 157 | #endif |
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| 158 | } |
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| 159 | |
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| 160 | Void TDecEntropy::decodePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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| 161 | { |
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| 162 | #if RWTH_SDC_DLT_B0036 |
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| 163 | if( !pcCU->getSlice()->isInterB() && pcCU->isIntra(uiAbsPartIdx) && pcCU->getSDCFlag(uiAbsPartIdx) ) |
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| 164 | { |
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| 165 | pcCU->setPartSizeSubParts( SIZE_2Nx2N, uiAbsPartIdx, uiDepth ); |
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| 166 | pcCU->setSizeSubParts( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth ); |
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| 167 | return; |
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| 168 | } |
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| 169 | #endif |
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| 170 | |
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| 171 | m_pcEntropyDecoderIf->parsePartSize( pcCU, uiAbsPartIdx, uiDepth ); |
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| 172 | |
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| 173 | #if RWTH_SDC_DLT_B0036 |
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| 174 | if( pcCU->getSlice()->isInterB() && pcCU->getSlice()->getSPS()->isDepth() && pcCU->isIntra(uiAbsPartIdx) ) |
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| 175 | { |
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| 176 | // decode SDC flag |
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| 177 | decodeSDCFlag(pcCU, uiAbsPartIdx, uiDepth); |
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| 178 | |
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| 179 | if( pcCU->getSDCFlag(uiAbsPartIdx) ) |
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| 180 | { |
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| 181 | // part size is also known for SDC intra |
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| 182 | pcCU->setPartSizeSubParts( SIZE_2Nx2N, uiAbsPartIdx, uiDepth ); |
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| 183 | pcCU->setSizeSubParts( g_uiMaxCUWidth>>uiDepth, g_uiMaxCUHeight>>uiDepth, uiAbsPartIdx, uiDepth ); |
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| 184 | } |
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| 185 | } |
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| 186 | #endif |
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| 187 | } |
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| 188 | |
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| 189 | Void TDecEntropy::decodePredInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, TComDataCU* pcSubCU ) |
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| 190 | { |
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| 191 | #if RWTH_SDC_DLT_B0036 |
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| 192 | if( pcCU->getSDCFlag(uiAbsPartIdx) ) |
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| 193 | { |
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| 194 | decodeSDCPredMode(pcCU, uiAbsPartIdx, uiDepth); |
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| 195 | return; |
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| 196 | } |
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| 197 | #endif |
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| 198 | |
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| 199 | PartSize eMode = pcCU->getPartitionSize( uiAbsPartIdx ); |
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| 200 | |
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| 201 | if( pcCU->isIntra( uiAbsPartIdx ) ) // If it is Intra mode, encode intra prediction mode. |
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| 202 | { |
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| 203 | if( eMode == SIZE_NxN ) // if it is NxN size, encode 4 intra directions. |
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| 204 | { |
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| 205 | UInt uiPartOffset = ( pcCU->getPic()->getNumPartInCU() >> ( pcCU->getDepth(uiAbsPartIdx) << 1 ) ) >> 2; |
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| 206 | // if it is NxN size, this size might be the smallest partition size. // if it is NxN size, this size might be the smallest partition size. |
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| 207 | decodeIntraDirModeLuma( pcCU, uiAbsPartIdx, uiDepth+1 ); |
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| 208 | decodeIntraDirModeLuma( pcCU, uiAbsPartIdx + uiPartOffset, uiDepth+1 ); |
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| 209 | decodeIntraDirModeLuma( pcCU, uiAbsPartIdx + uiPartOffset*2, uiDepth+1 ); |
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| 210 | decodeIntraDirModeLuma( pcCU, uiAbsPartIdx + uiPartOffset*3, uiDepth+1 ); |
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| 211 | decodeIntraDirModeChroma( pcCU, uiAbsPartIdx, uiDepth ); |
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| 212 | } |
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| 213 | else // if it is not NxN size, encode 1 intra directions |
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| 214 | { |
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| 215 | decodeIntraDirModeLuma ( pcCU, uiAbsPartIdx, uiDepth ); |
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| 216 | decodeIntraDirModeChroma( pcCU, uiAbsPartIdx, uiDepth ); |
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| 217 | } |
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| 218 | } |
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| 219 | else // if it is Inter mode, encode motion vector and reference index |
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| 220 | { |
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| 221 | decodePUWise( pcCU, uiAbsPartIdx, uiDepth, pcSubCU ); |
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| 222 | } |
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| 223 | } |
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| 224 | |
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| 225 | /** Parse I_PCM information. |
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| 226 | * \param pcCU pointer to CUpointer to CU |
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| 227 | * \param uiAbsPartIdx CU index |
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| 228 | * \param uiDepth CU depth |
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| 229 | * \returns Void |
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| 230 | */ |
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| 231 | Void TDecEntropy::decodeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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| 232 | { |
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| 233 | if(!pcCU->getSlice()->getSPS()->getUsePCM() |
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| 234 | || pcCU->getWidth(uiAbsPartIdx) > (1<<pcCU->getSlice()->getSPS()->getPCMLog2MaxSize()) |
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| 235 | || pcCU->getWidth(uiAbsPartIdx) < (1<<pcCU->getSlice()->getSPS()->getPCMLog2MinSize()) ) |
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| 236 | { |
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| 237 | return; |
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| 238 | } |
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| 239 | |
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| 240 | #if RWTH_SDC_DLT_B0036 |
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| 241 | if( pcCU->getSDCFlag(uiAbsPartIdx) ) |
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| 242 | { |
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| 243 | return; |
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| 244 | } |
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| 245 | #endif |
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| 246 | |
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| 247 | m_pcEntropyDecoderIf->parseIPCMInfo( pcCU, uiAbsPartIdx, uiDepth ); |
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| 248 | } |
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| 249 | |
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| 250 | Void TDecEntropy::decodeIntraDirModeLuma ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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| 251 | { |
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| 252 | m_pcEntropyDecoderIf->parseIntraDirLumaAng( pcCU, uiAbsPartIdx, uiDepth ); |
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| 253 | } |
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| 254 | |
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| 255 | Void TDecEntropy::decodeIntraDirModeChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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| 256 | { |
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| 257 | m_pcEntropyDecoderIf->parseIntraDirChroma( pcCU, uiAbsPartIdx, uiDepth ); |
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| 258 | } |
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| 259 | |
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| 260 | /** decode motion information for every PU block. |
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| 261 | * \param pcCU |
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| 262 | * \param uiAbsPartIdx |
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| 263 | * \param uiDepth |
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| 264 | * \param pcSubCU |
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| 265 | * \returns Void |
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| 266 | */ |
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| 267 | Void TDecEntropy::decodePUWise( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, TComDataCU* pcSubCU ) |
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| 268 | { |
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| 269 | PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx ); |
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| 270 | UInt uiNumPU = ( ePartSize == SIZE_2Nx2N ? 1 : ( ePartSize == SIZE_NxN ? 4 : 2 ) ); |
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| 271 | UInt uiPUOffset = ( g_auiPUOffset[UInt( ePartSize )] << ( ( pcCU->getSlice()->getSPS()->getMaxCUDepth() - uiDepth ) << 1 ) ) >> 4; |
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| 272 | |
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| 273 | #if CU_BASED_MRG_CAND_LIST |
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| 274 | #if HHI_INTER_VIEW_MOTION_PRED |
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| 275 | TComMvField cMvFieldNeighbours[MRG_MAX_NUM_CANDS_MEM << 1]; // double length for mv of both lists |
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| 276 | UChar uhInterDirNeighbours[MRG_MAX_NUM_CANDS_MEM]; |
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| 277 | for ( UInt ui = 0; ui < MRG_MAX_NUM_CANDS_MEM; ui++ ) |
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| 278 | #else |
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| 279 | TComMvField cMvFieldNeighbours[MRG_MAX_NUM_CANDS << 1]; // double length for mv of both lists |
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| 280 | UChar uhInterDirNeighbours[MRG_MAX_NUM_CANDS]; |
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| 281 | for ( UInt ui = 0; ui < MRG_MAX_NUM_CANDS; ui++ ) |
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| 282 | #endif |
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| 283 | { |
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| 284 | uhInterDirNeighbours[ui] = 0; |
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| 285 | } |
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| 286 | Int numValidMergeCand = 0; |
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| 287 | bool isMerged = false; |
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| 288 | #endif |
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| 289 | |
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| 290 | pcSubCU->copyInterPredInfoFrom( pcCU, uiAbsPartIdx, REF_PIC_LIST_0 ); |
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| 291 | pcSubCU->copyInterPredInfoFrom( pcCU, uiAbsPartIdx, REF_PIC_LIST_1 ); |
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| 292 | for ( UInt uiPartIdx = 0, uiSubPartIdx = uiAbsPartIdx; uiPartIdx < uiNumPU; uiPartIdx++, uiSubPartIdx += uiPUOffset ) |
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| 293 | { |
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| 294 | #if !CU_BASED_MRG_CAND_LIST |
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| 295 | #if HHI_INTER_VIEW_MOTION_PRED |
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| 296 | TComMvField cMvFieldNeighbours[MRG_MAX_NUM_CANDS_MEM << 1]; // double length for mv of both lists |
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| 297 | UChar uhInterDirNeighbours[MRG_MAX_NUM_CANDS_MEM]; |
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| 298 | Int numValidMergeCand = 0; |
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| 299 | for( UInt ui = 0; ui < MRG_MAX_NUM_CANDS_MEM; ++ui ) |
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| 300 | #else |
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| 301 | TComMvField cMvFieldNeighbours[MRG_MAX_NUM_CANDS << 1]; // double length for mv of both lists |
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| 302 | UChar uhInterDirNeighbours[MRG_MAX_NUM_CANDS]; |
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| 303 | Int numValidMergeCand = 0; |
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| 304 | for( UInt ui = 0; ui < MRG_MAX_NUM_CANDS; ++ui ) |
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| 305 | #endif |
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| 306 | { |
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| 307 | uhInterDirNeighbours[ui] = 0; |
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| 308 | } |
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| 309 | #endif |
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| 310 | decodeMergeFlag( pcCU, uiSubPartIdx, uiDepth, uiPartIdx ); |
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| 311 | if ( pcCU->getMergeFlag( uiSubPartIdx ) ) |
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| 312 | { |
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| 313 | decodeMergeIndex( pcCU, uiPartIdx, uiSubPartIdx, ePartSize, uhInterDirNeighbours, cMvFieldNeighbours, uiDepth ); |
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| 314 | #if CU_BASED_MRG_CAND_LIST |
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| 315 | UInt uiMergeIndex = pcCU->getMergeIndex(uiSubPartIdx); |
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| 316 | if ( pcCU->getSlice()->getPPS()->getLog2ParallelMergeLevelMinus2() && ePartSize != SIZE_2Nx2N && pcSubCU->getWidth( 0 ) <= 8 ) |
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| 317 | { |
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| 318 | pcSubCU->setPartSizeSubParts( SIZE_2Nx2N, 0, uiDepth ); |
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| 319 | if ( !isMerged ) |
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| 320 | { |
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| 321 | pcSubCU->getInterMergeCandidates( 0, 0, uiDepth, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand ); |
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| 322 | isMerged = true; |
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| 323 | } |
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| 324 | pcSubCU->setPartSizeSubParts( ePartSize, 0, uiDepth ); |
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| 325 | } |
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| 326 | else |
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| 327 | { |
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| 328 | #if SIMP_MRG_PRUN |
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| 329 | uiMergeIndex = pcCU->getMergeIndex(uiSubPartIdx); |
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| 330 | pcSubCU->getInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, uiDepth, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand, uiMergeIndex ); |
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| 331 | #else |
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| 332 | pcSubCU->getInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, uiDepth, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand ); |
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| 333 | uiMergeIndex = pcCU->getMergeIndex(uiSubPartIdx); |
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| 334 | #endif |
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| 335 | } |
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| 336 | #else |
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| 337 | #if SIMP_MRG_PRUN |
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| 338 | UInt uiMergeIndex = pcCU->getMergeIndex(uiSubPartIdx); |
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| 339 | pcSubCU->getInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, uiDepth, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand, uiMergeIndex ); |
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| 340 | #else |
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| 341 | pcSubCU->getInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, uiDepth, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand ); |
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| 342 | UInt uiMergeIndex = pcCU->getMergeIndex(uiSubPartIdx); |
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| 343 | #endif |
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| 344 | #endif |
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| 345 | pcCU->setInterDirSubParts( uhInterDirNeighbours[uiMergeIndex], uiSubPartIdx, uiPartIdx, uiDepth ); |
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| 346 | |
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| 347 | TComMv cTmpMv( 0, 0 ); |
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| 348 | for ( UInt uiRefListIdx = 0; uiRefListIdx < 2; uiRefListIdx++ ) |
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| 349 | { |
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| 350 | if ( pcCU->getSlice()->getNumRefIdx( RefPicList( uiRefListIdx ) ) > 0 ) |
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| 351 | { |
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| 352 | pcCU->setMVPIdxSubParts( 0, RefPicList( uiRefListIdx ), uiSubPartIdx, uiPartIdx, uiDepth); |
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| 353 | pcCU->setMVPNumSubParts( 0, RefPicList( uiRefListIdx ), uiSubPartIdx, uiPartIdx, uiDepth); |
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| 354 | pcCU->getCUMvField( RefPicList( uiRefListIdx ) )->setAllMvd( cTmpMv, ePartSize, uiSubPartIdx, uiDepth, uiPartIdx ); |
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| 355 | pcCU->getCUMvField( RefPicList( uiRefListIdx ) )->setAllMvField( cMvFieldNeighbours[ 2*uiMergeIndex + uiRefListIdx ], ePartSize, uiSubPartIdx, uiDepth, uiPartIdx ); |
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| 356 | |
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| 357 | } |
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| 358 | } |
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| 359 | } |
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| 360 | else |
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| 361 | { |
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| 362 | decodeInterDirPU( pcCU, uiSubPartIdx, uiDepth, uiPartIdx ); |
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| 363 | for ( UInt uiRefListIdx = 0; uiRefListIdx < 2; uiRefListIdx++ ) |
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| 364 | { |
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| 365 | if ( pcCU->getSlice()->getNumRefIdx( RefPicList( uiRefListIdx ) ) > 0 ) |
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| 366 | { |
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| 367 | decodeRefFrmIdxPU( pcCU, uiSubPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
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| 368 | decodeMvdPU ( pcCU, uiSubPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
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| 369 | decodeMVPIdxPU ( pcSubCU, uiSubPartIdx-uiAbsPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
|---|
| 370 | } |
|---|
| 371 | } |
|---|
| 372 | } |
|---|
| 373 | } |
|---|
| 374 | return; |
|---|
| 375 | } |
|---|
| 376 | |
|---|
| 377 | /** decode inter direction for a PU block |
|---|
| 378 | * \param pcCU |
|---|
| 379 | * \param uiAbsPartIdx |
|---|
| 380 | * \param uiDepth |
|---|
| 381 | * \param uiPartIdx |
|---|
| 382 | * \returns Void |
|---|
| 383 | */ |
|---|
| 384 | Void TDecEntropy::decodeInterDirPU( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPartIdx ) |
|---|
| 385 | { |
|---|
| 386 | UInt uiInterDir; |
|---|
| 387 | |
|---|
| 388 | if ( pcCU->getSlice()->isInterP() ) |
|---|
| 389 | { |
|---|
| 390 | uiInterDir = 1; |
|---|
| 391 | } |
|---|
| 392 | else |
|---|
| 393 | { |
|---|
| 394 | m_pcEntropyDecoderIf->parseInterDir( pcCU, uiInterDir, uiAbsPartIdx, uiDepth ); |
|---|
| 395 | } |
|---|
| 396 | |
|---|
| 397 | pcCU->setInterDirSubParts( uiInterDir, uiAbsPartIdx, uiPartIdx, uiDepth ); |
|---|
| 398 | } |
|---|
| 399 | |
|---|
| 400 | Void TDecEntropy::decodeRefFrmIdxPU( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList ) |
|---|
| 401 | { |
|---|
| 402 | if(pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C) > 0 && pcCU->getInterDir( uiAbsPartIdx ) != 3) |
|---|
| 403 | { |
|---|
| 404 | if(eRefList == REF_PIC_LIST_1) |
|---|
| 405 | { |
|---|
| 406 | return; |
|---|
| 407 | } |
|---|
| 408 | |
|---|
| 409 | Int iRefFrmIdx = 0; |
|---|
| 410 | Int iRefFrmIdxTemp; |
|---|
| 411 | UInt uiInterDir; |
|---|
| 412 | RefPicList eRefListTemp; |
|---|
| 413 | |
|---|
| 414 | PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx ); |
|---|
| 415 | |
|---|
| 416 | if ( pcCU->getSlice()->getNumRefIdx ( REF_PIC_LIST_C ) > 1 ) |
|---|
| 417 | { |
|---|
| 418 | m_pcEntropyDecoderIf->parseRefFrmIdx( pcCU, iRefFrmIdx, uiAbsPartIdx, uiDepth, REF_PIC_LIST_C ); |
|---|
| 419 | } |
|---|
| 420 | else |
|---|
| 421 | { |
|---|
| 422 | iRefFrmIdx=0; |
|---|
| 423 | } |
|---|
| 424 | uiInterDir = pcCU->getSlice()->getListIdFromIdxOfLC(iRefFrmIdx) + 1; |
|---|
| 425 | iRefFrmIdxTemp = pcCU->getSlice()->getRefIdxFromIdxOfLC(iRefFrmIdx); |
|---|
| 426 | eRefListTemp = (RefPicList)pcCU->getSlice()->getListIdFromIdxOfLC(iRefFrmIdx); |
|---|
| 427 | |
|---|
| 428 | pcCU->getCUMvField( eRefListTemp )->setAllRefIdx( iRefFrmIdxTemp, ePartSize, uiAbsPartIdx, uiDepth, uiPartIdx ); |
|---|
| 429 | |
|---|
| 430 | pcCU->setInterDirSubParts( uiInterDir, uiAbsPartIdx, uiPartIdx, uiDepth ); |
|---|
| 431 | } |
|---|
| 432 | else |
|---|
| 433 | { |
|---|
| 434 | Int iRefFrmIdx = 0; |
|---|
| 435 | Int iParseRefFrmIdx = pcCU->getInterDir( uiAbsPartIdx ) & ( 1 << eRefList ); |
|---|
| 436 | |
|---|
| 437 | if ( pcCU->getSlice()->getNumRefIdx( eRefList ) > 1 && iParseRefFrmIdx ) |
|---|
| 438 | { |
|---|
| 439 | m_pcEntropyDecoderIf->parseRefFrmIdx( pcCU, iRefFrmIdx, uiAbsPartIdx, uiDepth, eRefList ); |
|---|
| 440 | } |
|---|
| 441 | else if ( !iParseRefFrmIdx ) |
|---|
| 442 | { |
|---|
| 443 | iRefFrmIdx = NOT_VALID; |
|---|
| 444 | } |
|---|
| 445 | else |
|---|
| 446 | { |
|---|
| 447 | iRefFrmIdx = 0; |
|---|
| 448 | } |
|---|
| 449 | |
|---|
| 450 | PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx ); |
|---|
| 451 | pcCU->getCUMvField( eRefList )->setAllRefIdx( iRefFrmIdx, ePartSize, uiAbsPartIdx, uiDepth, uiPartIdx ); |
|---|
| 452 | } |
|---|
| 453 | } |
|---|
| 454 | |
|---|
| 455 | /** decode motion vector difference for a PU block |
|---|
| 456 | * \param pcCU |
|---|
| 457 | * \param uiAbsPartIdx |
|---|
| 458 | * \param uiDepth |
|---|
| 459 | * \param uiPartIdx |
|---|
| 460 | * \param eRefList |
|---|
| 461 | * \returns Void |
|---|
| 462 | */ |
|---|
| 463 | Void TDecEntropy::decodeMvdPU( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList ) |
|---|
| 464 | { |
|---|
| 465 | if ( pcCU->getInterDir( uiAbsPartIdx ) & ( 1 << eRefList ) ) |
|---|
| 466 | { |
|---|
| 467 | m_pcEntropyDecoderIf->parseMvd( pcCU, uiAbsPartIdx, uiPartIdx, uiDepth, eRefList ); |
|---|
| 468 | } |
|---|
| 469 | } |
|---|
| 470 | |
|---|
| 471 | Void TDecEntropy::decodeMVPIdxPU( TComDataCU* pcSubCU, UInt uiPartAddr, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList ) |
|---|
| 472 | { |
|---|
| 473 | Int iMVPIdx = -1; |
|---|
| 474 | |
|---|
| 475 | TComMv cZeroMv( 0, 0 ); |
|---|
| 476 | TComMv cMv = cZeroMv; |
|---|
| 477 | Int iRefIdx = -1; |
|---|
| 478 | |
|---|
| 479 | TComCUMvField* pcSubCUMvField = pcSubCU->getCUMvField( eRefList ); |
|---|
| 480 | AMVPInfo* pAMVPInfo = pcSubCUMvField->getAMVPInfo(); |
|---|
| 481 | |
|---|
| 482 | iRefIdx = pcSubCUMvField->getRefIdx(uiPartAddr); |
|---|
| 483 | cMv = cZeroMv; |
|---|
| 484 | |
|---|
| 485 | if ( (pcSubCU->getInterDir(uiPartAddr) & ( 1 << eRefList )) && (pcSubCU->getAMVPMode(uiPartAddr) == AM_EXPL) ) |
|---|
| 486 | { |
|---|
| 487 | #if HHI_INTER_VIEW_MOTION_PRED |
|---|
| 488 | const Int iNumAMVPCands = AMVP_MAX_NUM_CANDS + ( pcSubCU->getSlice()->getSPS()->getMultiviewMvPredMode() ? 1 : 0 ); |
|---|
| 489 | m_pcEntropyDecoderIf->parseMVPIdx( iMVPIdx, iNumAMVPCands ); |
|---|
| 490 | #else |
|---|
| 491 | m_pcEntropyDecoderIf->parseMVPIdx( iMVPIdx ); |
|---|
| 492 | #endif |
|---|
| 493 | } |
|---|
| 494 | pcSubCU->fillMvpCand(uiPartIdx, uiPartAddr, eRefList, iRefIdx, pAMVPInfo); |
|---|
| 495 | pcSubCU->setMVPNumSubParts(pAMVPInfo->iN, eRefList, uiPartAddr, uiPartIdx, uiDepth); |
|---|
| 496 | pcSubCU->setMVPIdxSubParts( iMVPIdx, eRefList, uiPartAddr, uiPartIdx, uiDepth ); |
|---|
| 497 | if ( iRefIdx >= 0 ) |
|---|
| 498 | { |
|---|
| 499 | m_pcPrediction->getMvPredAMVP( pcSubCU, uiPartIdx, uiPartAddr, eRefList, iRefIdx, cMv); |
|---|
| 500 | cMv += pcSubCUMvField->getMvd( uiPartAddr ); |
|---|
| 501 | } |
|---|
| 502 | |
|---|
| 503 | PartSize ePartSize = pcSubCU->getPartitionSize( uiPartAddr ); |
|---|
| 504 | pcSubCU->getCUMvField( eRefList )->setAllMv(cMv, ePartSize, uiPartAddr, 0, uiPartIdx); |
|---|
| 505 | } |
|---|
| 506 | |
|---|
| 507 | #if UNIFIED_TRANSFORM_TREE |
|---|
| 508 | Void TDecEntropy::xDecodeTransform( TComDataCU* pcCU, UInt offsetLuma, UInt offsetChroma, UInt uiAbsPartIdx, UInt absTUPartIdx, UInt uiDepth, UInt width, UInt height, UInt uiTrIdx, UInt uiInnerQuadIdx, UInt& uiYCbfFront3, UInt& uiUCbfFront3, UInt& uiVCbfFront3, Bool& bCodeDQP ) |
|---|
| 509 | #else |
|---|
| 510 | Void TDecEntropy::xDecodeTransformSubdiv( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt absTUPartIdx, UInt uiDepth, UInt uiInnerQuadIdx, UInt& uiYCbfFront3, UInt& uiUCbfFront3, UInt& uiVCbfFront3 ) |
|---|
| 511 | #endif |
|---|
| 512 | { |
|---|
| 513 | UInt uiSubdiv; |
|---|
| 514 | const UInt uiLog2TrafoSize = g_aucConvertToBit[pcCU->getSlice()->getSPS()->getMaxCUWidth()]+2 - uiDepth; |
|---|
| 515 | |
|---|
| 516 | #if UNIFIED_TRANSFORM_TREE |
|---|
| 517 | if(uiTrIdx==0) |
|---|
| 518 | { |
|---|
| 519 | m_bakAbsPartIdxCU = uiAbsPartIdx; |
|---|
| 520 | } |
|---|
| 521 | if( uiLog2TrafoSize == 2 ) |
|---|
| 522 | { |
|---|
| 523 | UInt partNum = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
|---|
| 524 | if( ( uiAbsPartIdx % partNum ) == 0 ) |
|---|
| 525 | { |
|---|
| 526 | m_uiBakAbsPartIdx = uiAbsPartIdx; |
|---|
| 527 | m_uiBakChromaOffset = offsetChroma; |
|---|
| 528 | } |
|---|
| 529 | } |
|---|
| 530 | #endif // UNIFIED_TRANSFORM_TREE |
|---|
| 531 | if( pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTRA && pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_NxN && uiDepth == pcCU->getDepth(uiAbsPartIdx) ) |
|---|
| 532 | { |
|---|
| 533 | uiSubdiv = 1; |
|---|
| 534 | } |
|---|
| 535 | #if G519_TU_AMP_NSQT_HARMONIZATION |
|---|
| 536 | else if( (pcCU->getSlice()->getSPS()->getQuadtreeTUMaxDepthInter() == 1) && (pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTER) && ( pcCU->getPartitionSize(uiAbsPartIdx) != SIZE_2Nx2N ) && (uiDepth == pcCU->getDepth(uiAbsPartIdx)) ) |
|---|
| 537 | #else |
|---|
| 538 | else if( (pcCU->getSlice()->getSPS()->getQuadtreeTUMaxDepthInter() == 1) && (pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTER) && ( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2NxN || pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_Nx2N) && (uiDepth == pcCU->getDepth(uiAbsPartIdx)) ) |
|---|
| 539 | #endif |
|---|
| 540 | { |
|---|
| 541 | uiSubdiv = (uiLog2TrafoSize > pcCU->getQuadtreeTULog2MinSizeInCU(uiAbsPartIdx)); |
|---|
| 542 | } |
|---|
| 543 | else if( uiLog2TrafoSize > pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
|---|
| 544 | { |
|---|
| 545 | uiSubdiv = 1; |
|---|
| 546 | } |
|---|
| 547 | else if( uiLog2TrafoSize == pcCU->getSlice()->getSPS()->getQuadtreeTULog2MinSize() ) |
|---|
| 548 | { |
|---|
| 549 | uiSubdiv = 0; |
|---|
| 550 | } |
|---|
| 551 | else if( uiLog2TrafoSize == pcCU->getQuadtreeTULog2MinSizeInCU(uiAbsPartIdx) ) |
|---|
| 552 | { |
|---|
| 553 | uiSubdiv = 0; |
|---|
| 554 | } |
|---|
| 555 | else |
|---|
| 556 | { |
|---|
| 557 | assert( uiLog2TrafoSize > pcCU->getQuadtreeTULog2MinSizeInCU(uiAbsPartIdx) ); |
|---|
| 558 | m_pcEntropyDecoderIf->parseTransformSubdivFlag( uiSubdiv, uiDepth ); |
|---|
| 559 | } |
|---|
| 560 | |
|---|
| 561 | const UInt uiTrDepth = uiDepth - pcCU->getDepth( uiAbsPartIdx ); |
|---|
| 562 | |
|---|
| 563 | if( uiLog2TrafoSize <= pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
|---|
| 564 | { |
|---|
| 565 | const Bool bFirstCbfOfCU = uiLog2TrafoSize == pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() || uiTrDepth == 0; |
|---|
| 566 | if( bFirstCbfOfCU ) |
|---|
| 567 | { |
|---|
| 568 | pcCU->setCbfSubParts( 0, TEXT_CHROMA_U, uiAbsPartIdx, uiDepth ); |
|---|
| 569 | pcCU->setCbfSubParts( 0, TEXT_CHROMA_V, uiAbsPartIdx, uiDepth ); |
|---|
| 570 | } |
|---|
| 571 | if( bFirstCbfOfCU || uiLog2TrafoSize > 2 ) |
|---|
| 572 | { |
|---|
| 573 | if( bFirstCbfOfCU || pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepth - 1 ) ) |
|---|
| 574 | { |
|---|
| 575 | if ( uiInnerQuadIdx == 3 && uiUCbfFront3 == 0 && uiLog2TrafoSize < pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
|---|
| 576 | { |
|---|
| 577 | uiUCbfFront3++; |
|---|
| 578 | pcCU->setCbfSubParts( 1 << uiTrDepth, TEXT_CHROMA_U, uiAbsPartIdx, uiDepth ); |
|---|
| 579 | //printf( " \nsave bits, U Cbf"); |
|---|
| 580 | } |
|---|
| 581 | else |
|---|
| 582 | { |
|---|
| 583 | m_pcEntropyDecoderIf->parseQtCbf( pcCU, uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepth, uiDepth ); |
|---|
| 584 | uiUCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepth ); |
|---|
| 585 | } |
|---|
| 586 | } |
|---|
| 587 | if( bFirstCbfOfCU || pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepth - 1 ) ) |
|---|
| 588 | { |
|---|
| 589 | if ( uiInnerQuadIdx == 3 && uiVCbfFront3 == 0 && uiLog2TrafoSize < pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
|---|
| 590 | { |
|---|
| 591 | uiVCbfFront3++; |
|---|
| 592 | pcCU->setCbfSubParts( 1 << uiTrDepth, TEXT_CHROMA_V, uiAbsPartIdx, uiDepth ); |
|---|
| 593 | //printf( " \nsave bits, V Cbf"); |
|---|
| 594 | } |
|---|
| 595 | else |
|---|
| 596 | { |
|---|
| 597 | m_pcEntropyDecoderIf->parseQtCbf( pcCU, uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepth, uiDepth ); |
|---|
| 598 | uiVCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepth ); |
|---|
| 599 | } |
|---|
| 600 | } |
|---|
| 601 | } |
|---|
| 602 | else |
|---|
| 603 | { |
|---|
| 604 | pcCU->setCbfSubParts( pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepth - 1 ) << uiTrDepth, TEXT_CHROMA_U, uiAbsPartIdx, uiDepth ); |
|---|
| 605 | pcCU->setCbfSubParts( pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepth - 1 ) << uiTrDepth, TEXT_CHROMA_V, uiAbsPartIdx, uiDepth ); |
|---|
| 606 | if ( uiLog2TrafoSize == 2 ) |
|---|
| 607 | { |
|---|
| 608 | uiUCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepth ); |
|---|
| 609 | uiVCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepth ); |
|---|
| 610 | } |
|---|
| 611 | } |
|---|
| 612 | } |
|---|
| 613 | |
|---|
| 614 | if( uiSubdiv ) |
|---|
| 615 | { |
|---|
| 616 | #if UNIFIED_TRANSFORM_TREE |
|---|
| 617 | UInt size; |
|---|
| 618 | width >>= 1; |
|---|
| 619 | height >>= 1; |
|---|
| 620 | size = width*height; |
|---|
| 621 | uiTrIdx++; |
|---|
| 622 | #endif |
|---|
| 623 | ++uiDepth; |
|---|
| 624 | const UInt uiQPartNum = pcCU->getPic()->getNumPartInCU() >> (uiDepth << 1); |
|---|
| 625 | const UInt uiStartAbsPartIdx = uiAbsPartIdx; |
|---|
| 626 | UInt uiLumaTrMode, uiChromaTrMode; |
|---|
| 627 | pcCU->convertTransIdx( uiStartAbsPartIdx, uiTrDepth+1, uiLumaTrMode, uiChromaTrMode ); |
|---|
| 628 | UInt uiYCbf = 0; |
|---|
| 629 | UInt uiUCbf = 0; |
|---|
| 630 | UInt uiVCbf = 0; |
|---|
| 631 | |
|---|
| 632 | UInt uiCurrentCbfY = 0; |
|---|
| 633 | UInt uiCurrentCbfU = 0; |
|---|
| 634 | UInt uiCurrentCbfV = 0; |
|---|
| 635 | |
|---|
| 636 | for( Int i = 0; i < 4; i++ ) |
|---|
| 637 | { |
|---|
| 638 | #if UNIFIED_TRANSFORM_TREE |
|---|
| 639 | UInt nsAddr = 0; |
|---|
| 640 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, i, uiTrDepth+1 ); |
|---|
| 641 | xDecodeTransform( pcCU, offsetLuma, offsetChroma, uiAbsPartIdx, nsAddr, uiDepth, width, height, uiTrIdx, i, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV, bCodeDQP ); |
|---|
| 642 | #else |
|---|
| 643 | UInt nsAddr = 0; |
|---|
| 644 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, i, uiTrDepth+1 ); |
|---|
| 645 | xDecodeTransformSubdiv( pcCU, uiAbsPartIdx, nsAddr, uiDepth, i, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV ); |
|---|
| 646 | #endif |
|---|
| 647 | uiYCbf |= pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA, uiLumaTrMode ); |
|---|
| 648 | uiUCbf |= pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiChromaTrMode ); |
|---|
| 649 | uiVCbf |= pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiChromaTrMode ); |
|---|
| 650 | uiAbsPartIdx += uiQPartNum; |
|---|
| 651 | #if UNIFIED_TRANSFORM_TREE |
|---|
| 652 | offsetLuma += size; offsetChroma += (size>>2); |
|---|
| 653 | #endif |
|---|
| 654 | } |
|---|
| 655 | |
|---|
| 656 | uiYCbfFront3 += uiCurrentCbfY; |
|---|
| 657 | uiUCbfFront3 += uiCurrentCbfU; |
|---|
| 658 | uiVCbfFront3 += uiCurrentCbfV; |
|---|
| 659 | |
|---|
| 660 | pcCU->convertTransIdx( uiStartAbsPartIdx, uiTrDepth, uiLumaTrMode, uiChromaTrMode ); |
|---|
| 661 | for( UInt ui = 0; ui < 4 * uiQPartNum; ++ui ) |
|---|
| 662 | { |
|---|
| 663 | pcCU->getCbf( TEXT_LUMA )[uiStartAbsPartIdx + ui] |= uiYCbf << uiLumaTrMode; |
|---|
| 664 | pcCU->getCbf( TEXT_CHROMA_U )[uiStartAbsPartIdx + ui] |= uiUCbf << uiChromaTrMode; |
|---|
| 665 | pcCU->getCbf( TEXT_CHROMA_V )[uiStartAbsPartIdx + ui] |= uiVCbf << uiChromaTrMode; |
|---|
| 666 | } |
|---|
| 667 | } |
|---|
| 668 | else |
|---|
| 669 | { |
|---|
| 670 | assert( uiDepth >= pcCU->getDepth( uiAbsPartIdx ) ); |
|---|
| 671 | pcCU->setTrIdxSubParts( uiTrDepth, uiAbsPartIdx, uiDepth ); |
|---|
| 672 | |
|---|
| 673 | { |
|---|
| 674 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
|---|
| 675 | DTRACE_CABAC_T( "\tTrIdx: abspart=" ); |
|---|
| 676 | DTRACE_CABAC_V( uiAbsPartIdx ); |
|---|
| 677 | DTRACE_CABAC_T( "\tdepth=" ); |
|---|
| 678 | DTRACE_CABAC_V( uiDepth ); |
|---|
| 679 | DTRACE_CABAC_T( "\ttrdepth=" ); |
|---|
| 680 | DTRACE_CABAC_V( uiTrDepth ); |
|---|
| 681 | DTRACE_CABAC_T( "\n" ); |
|---|
| 682 | } |
|---|
| 683 | |
|---|
| 684 | UInt uiLumaTrMode, uiChromaTrMode; |
|---|
| 685 | pcCU->convertTransIdx( uiAbsPartIdx, uiTrDepth, uiLumaTrMode, uiChromaTrMode ); |
|---|
| 686 | if(pcCU->getPredictionMode( uiAbsPartIdx ) == MODE_INTER && pcCU->useNonSquarePU( uiAbsPartIdx ) ) |
|---|
| 687 | { |
|---|
| 688 | pcCU->setNSQTIdxSubParts( uiLog2TrafoSize, uiAbsPartIdx, absTUPartIdx, uiLumaTrMode ); |
|---|
| 689 | } |
|---|
| 690 | pcCU->setCbfSubParts ( 0, TEXT_LUMA, uiAbsPartIdx, uiDepth ); |
|---|
| 691 | if( pcCU->getPredictionMode(uiAbsPartIdx) != MODE_INTRA && uiDepth == pcCU->getDepth( uiAbsPartIdx ) && !pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, 0 ) && !pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, 0 ) ) |
|---|
| 692 | { |
|---|
| 693 | pcCU->setCbfSubParts( 1 << uiLumaTrMode, TEXT_LUMA, uiAbsPartIdx, uiDepth ); |
|---|
| 694 | } |
|---|
| 695 | else |
|---|
| 696 | { |
|---|
| 697 | const UInt uiLog2CUSize = g_aucConvertToBit[pcCU->getSlice()->getSPS()->getMaxCUWidth()] + 2 - pcCU->getDepth( uiAbsPartIdx ); |
|---|
| 698 | if ( pcCU->getPredictionMode( uiAbsPartIdx ) != MODE_INTRA && uiInnerQuadIdx == 3 && uiYCbfFront3 == 0 && uiUCbfFront3 == 0 && uiVCbfFront3 == 0 |
|---|
| 699 | && ( uiLog2CUSize <= pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() + 1 || uiLog2TrafoSize < pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) ) |
|---|
| 700 | { |
|---|
| 701 | pcCU->setCbfSubParts( 1 << uiLumaTrMode, TEXT_LUMA, uiAbsPartIdx, uiDepth ); |
|---|
| 702 | //printf( " \nsave bits, Y Cbf"); |
|---|
| 703 | uiYCbfFront3++; |
|---|
| 704 | } |
|---|
| 705 | else |
|---|
| 706 | { |
|---|
| 707 | m_pcEntropyDecoderIf->parseQtCbf( pcCU, uiAbsPartIdx, TEXT_LUMA, uiLumaTrMode, uiDepth ); |
|---|
| 708 | uiYCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA, uiLumaTrMode ); |
|---|
| 709 | } |
|---|
| 710 | } |
|---|
| 711 | #if UNIFIED_TRANSFORM_TREE |
|---|
| 712 | // transform_unit begin |
|---|
| 713 | UInt cbfY = pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA , uiTrIdx ); |
|---|
| 714 | UInt cbfU = pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ); |
|---|
| 715 | UInt cbfV = pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ); |
|---|
| 716 | if( uiLog2TrafoSize == 2 ) |
|---|
| 717 | { |
|---|
| 718 | UInt partNum = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
|---|
| 719 | if( ( uiAbsPartIdx % partNum ) == (partNum - 1) ) |
|---|
| 720 | { |
|---|
| 721 | cbfU = pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ); |
|---|
| 722 | cbfV = pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ); |
|---|
| 723 | } |
|---|
| 724 | } |
|---|
| 725 | if ( cbfY || cbfU || cbfV ) |
|---|
| 726 | { |
|---|
| 727 | // dQP: only for LCU |
|---|
| 728 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
|---|
| 729 | { |
|---|
| 730 | if ( bCodeDQP ) |
|---|
| 731 | { |
|---|
| 732 | decodeQP( pcCU, m_bakAbsPartIdxCU); |
|---|
| 733 | bCodeDQP = false; |
|---|
| 734 | } |
|---|
| 735 | } |
|---|
| 736 | } |
|---|
| 737 | if( cbfY ) |
|---|
| 738 | { |
|---|
| 739 | Int trWidth = width; |
|---|
| 740 | Int trHeight = height; |
|---|
| 741 | pcCU->getNSQTSize( uiTrIdx, uiAbsPartIdx, trWidth, trHeight ); |
|---|
| 742 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffY()+offsetLuma), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_LUMA ); |
|---|
| 743 | } |
|---|
| 744 | if( uiLog2TrafoSize > 2 ) |
|---|
| 745 | { |
|---|
| 746 | Int trWidth = width >> 1; |
|---|
| 747 | Int trHeight = height >> 1; |
|---|
| 748 | pcCU->getNSQTSize( uiTrIdx, uiAbsPartIdx, trWidth, trHeight ); |
|---|
| 749 | if( cbfU ) |
|---|
| 750 | { |
|---|
| 751 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffCb()+offsetChroma), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_U ); |
|---|
| 752 | } |
|---|
| 753 | if( cbfV ) |
|---|
| 754 | { |
|---|
| 755 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffCr()+offsetChroma), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_V ); |
|---|
| 756 | } |
|---|
| 757 | } |
|---|
| 758 | else |
|---|
| 759 | { |
|---|
| 760 | UInt partNum = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
|---|
| 761 | if( ( uiAbsPartIdx % partNum ) == (partNum - 1) ) |
|---|
| 762 | { |
|---|
| 763 | Int trWidth = width; |
|---|
| 764 | Int trHeight = height; |
|---|
| 765 | pcCU->getNSQTSize( uiTrIdx - 1, uiAbsPartIdx, trWidth, trHeight ); |
|---|
| 766 | if( cbfU ) |
|---|
| 767 | { |
|---|
| 768 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffCb()+m_uiBakChromaOffset), m_uiBakAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_U ); |
|---|
| 769 | } |
|---|
| 770 | if( cbfV ) |
|---|
| 771 | { |
|---|
| 772 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffCr()+m_uiBakChromaOffset), m_uiBakAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_V ); |
|---|
| 773 | } |
|---|
| 774 | } |
|---|
| 775 | } |
|---|
| 776 | // transform_unit end |
|---|
| 777 | #endif // UNIFIED_TRANSFORM_TREE |
|---|
| 778 | } |
|---|
| 779 | } |
|---|
| 780 | |
|---|
| 781 | #if !UNIFIED_TRANSFORM_TREE |
|---|
| 782 | Void TDecEntropy::decodeTransformIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
|---|
| 783 | { |
|---|
| 784 | DTRACE_CABAC_VL( g_nSymbolCounter++ ) |
|---|
| 785 | DTRACE_CABAC_T( "\tdecodeTransformIdx()\tCUDepth=" ) |
|---|
| 786 | DTRACE_CABAC_V( uiDepth ) |
|---|
| 787 | DTRACE_CABAC_T( "\n" ) |
|---|
| 788 | UInt temp = 0; |
|---|
| 789 | UInt temp1 = 0; |
|---|
| 790 | UInt temp2 = 0; |
|---|
| 791 | xDecodeTransformSubdiv( pcCU, uiAbsPartIdx, uiAbsPartIdx, uiDepth, 0, temp, temp1, temp2 ); |
|---|
| 792 | } |
|---|
| 793 | #endif // UNIFIED_TRANSFORM_TREE |
|---|
| 794 | |
|---|
| 795 | #if UNIFIED_TRANSFORM_TREE |
|---|
| 796 | Void TDecEntropy::decodeQP ( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
|---|
| 797 | { |
|---|
| 798 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
|---|
| 799 | { |
|---|
| 800 | m_pcEntropyDecoderIf->parseDeltaQP( pcCU, uiAbsPartIdx, pcCU->getDepth( uiAbsPartIdx ) ); |
|---|
| 801 | } |
|---|
| 802 | } |
|---|
| 803 | #else |
|---|
| 804 | Void TDecEntropy::decodeQP ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
|---|
| 805 | { |
|---|
| 806 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
|---|
| 807 | { |
|---|
| 808 | m_pcEntropyDecoderIf->parseDeltaQP( pcCU, uiAbsPartIdx, uiDepth ); |
|---|
| 809 | } |
|---|
| 810 | } |
|---|
| 811 | #endif |
|---|
| 812 | |
|---|
| 813 | #if !UNIFIED_TRANSFORM_TREE |
|---|
| 814 | Void TDecEntropy::xDecodeCoeff( TComDataCU* pcCU, UInt uiLumaOffset, UInt uiChromaOffset, UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, UInt uiTrIdx, UInt uiCurrTrIdx, Bool& bCodeDQP ) |
|---|
| 815 | { |
|---|
| 816 | UInt uiLog2TrSize = g_aucConvertToBit[ pcCU->getSlice()->getSPS()->getMaxCUWidth() >> uiDepth ] + 2; |
|---|
| 817 | UInt uiCbfY = pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA, uiTrIdx ); |
|---|
| 818 | UInt uiCbfU = pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ); |
|---|
| 819 | UInt uiCbfV = pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ); |
|---|
| 820 | if( uiLog2TrSize == 2 ) |
|---|
| 821 | { |
|---|
| 822 | UInt uiQPDiv = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
|---|
| 823 | if( ( uiAbsPartIdx % uiQPDiv ) == 0 ) |
|---|
| 824 | { |
|---|
| 825 | m_uiBakAbsPartIdx = uiAbsPartIdx; |
|---|
| 826 | m_uiBakChromaOffset = uiChromaOffset; |
|---|
| 827 | } |
|---|
| 828 | else if( ( uiAbsPartIdx % uiQPDiv ) == (uiQPDiv - 1) ) |
|---|
| 829 | { |
|---|
| 830 | uiCbfU = pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ); |
|---|
| 831 | uiCbfV = pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ); |
|---|
| 832 | } |
|---|
| 833 | } |
|---|
| 834 | |
|---|
| 835 | if ( uiCbfY || uiCbfU || uiCbfV ) |
|---|
| 836 | { |
|---|
| 837 | // dQP: only for LCU |
|---|
| 838 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
|---|
| 839 | { |
|---|
| 840 | if ( bCodeDQP ) |
|---|
| 841 | { |
|---|
| 842 | decodeQP( pcCU, uiAbsPartIdx, uiDepth); |
|---|
| 843 | bCodeDQP = false; |
|---|
| 844 | } |
|---|
| 845 | } |
|---|
| 846 | UInt uiLumaTrMode, uiChromaTrMode; |
|---|
| 847 | pcCU->convertTransIdx( uiAbsPartIdx, pcCU->getTransformIdx( uiAbsPartIdx ), uiLumaTrMode, uiChromaTrMode ); |
|---|
| 848 | const UInt uiStopTrMode = uiLumaTrMode; |
|---|
| 849 | |
|---|
| 850 | if( uiTrIdx == uiStopTrMode ) |
|---|
| 851 | { |
|---|
| 852 | if( pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA, uiTrIdx ) ) |
|---|
| 853 | { |
|---|
| 854 | Int trWidth = uiWidth; |
|---|
| 855 | Int trHeight = uiHeight; |
|---|
| 856 | pcCU->getNSQTSize( uiTrIdx, uiAbsPartIdx, trWidth, trHeight ); |
|---|
| 857 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffY()+uiLumaOffset), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_LUMA ); |
|---|
| 858 | } |
|---|
| 859 | |
|---|
| 860 | uiWidth >>= 1; |
|---|
| 861 | uiHeight >>= 1; |
|---|
| 862 | |
|---|
| 863 | if( uiLog2TrSize == 2 ) |
|---|
| 864 | { |
|---|
| 865 | UInt uiQPDiv = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
|---|
| 866 | if( ( uiAbsPartIdx % uiQPDiv ) == (uiQPDiv - 1) ) |
|---|
| 867 | { |
|---|
| 868 | uiWidth <<= 1; |
|---|
| 869 | uiHeight <<= 1; |
|---|
| 870 | Int trWidth = uiWidth; |
|---|
| 871 | Int trHeight = uiHeight; |
|---|
| 872 | pcCU->getNSQTSize( uiTrIdx-1, uiAbsPartIdx, trWidth, trHeight ); |
|---|
| 873 | if( pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ) ) |
|---|
| 874 | { |
|---|
| 875 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffCb()+m_uiBakChromaOffset), m_uiBakAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_U ); |
|---|
| 876 | } |
|---|
| 877 | if( pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ) ) |
|---|
| 878 | { |
|---|
| 879 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffCr()+m_uiBakChromaOffset), m_uiBakAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_V ); |
|---|
| 880 | } |
|---|
| 881 | } |
|---|
| 882 | } |
|---|
| 883 | else |
|---|
| 884 | { |
|---|
| 885 | Int trWidth = uiWidth; |
|---|
| 886 | Int trHeight = uiHeight; |
|---|
| 887 | pcCU->getNSQTSize( uiTrIdx, uiAbsPartIdx, trWidth, trHeight ); |
|---|
| 888 | if( pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ) ) |
|---|
| 889 | { |
|---|
| 890 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffCb()+uiChromaOffset), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_U ); |
|---|
| 891 | } |
|---|
| 892 | if( pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ) ) |
|---|
| 893 | { |
|---|
| 894 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffCr()+uiChromaOffset), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_V ); |
|---|
| 895 | } |
|---|
| 896 | } |
|---|
| 897 | } |
|---|
| 898 | else |
|---|
| 899 | { |
|---|
| 900 | { |
|---|
| 901 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
|---|
| 902 | DTRACE_CABAC_T( "\tgoing down\tdepth=" ); |
|---|
| 903 | DTRACE_CABAC_V( uiDepth ); |
|---|
| 904 | DTRACE_CABAC_T( "\ttridx=" ); |
|---|
| 905 | DTRACE_CABAC_V( uiTrIdx ); |
|---|
| 906 | DTRACE_CABAC_T( "\n" ); |
|---|
| 907 | } |
|---|
| 908 | if( uiCurrTrIdx <= uiTrIdx ) |
|---|
| 909 | { |
|---|
| 910 | assert(1); |
|---|
| 911 | } |
|---|
| 912 | UInt uiSize; |
|---|
| 913 | uiWidth >>= 1; |
|---|
| 914 | uiHeight >>= 1; |
|---|
| 915 | uiSize = uiWidth*uiHeight; |
|---|
| 916 | uiDepth++; |
|---|
| 917 | uiTrIdx++; |
|---|
| 918 | |
|---|
| 919 | UInt uiQPartNum = pcCU->getPic()->getNumPartInCU() >> (uiDepth << 1); |
|---|
| 920 | UInt uiIdx = uiAbsPartIdx; |
|---|
| 921 | |
|---|
| 922 | xDecodeCoeff( pcCU, uiLumaOffset, uiChromaOffset, uiIdx, uiDepth, uiWidth, uiHeight, uiTrIdx, uiCurrTrIdx, bCodeDQP ); |
|---|
| 923 | uiLumaOffset += uiSize; uiChromaOffset += (uiSize>>2); uiIdx += uiQPartNum; |
|---|
| 924 | |
|---|
| 925 | xDecodeCoeff( pcCU, uiLumaOffset, uiChromaOffset, uiIdx, uiDepth, uiWidth, uiHeight, uiTrIdx, uiCurrTrIdx, bCodeDQP ); |
|---|
| 926 | uiLumaOffset += uiSize; uiChromaOffset += (uiSize>>2); uiIdx += uiQPartNum; |
|---|
| 927 | |
|---|
| 928 | xDecodeCoeff( pcCU, uiLumaOffset, uiChromaOffset, uiIdx, uiDepth, uiWidth, uiHeight, uiTrIdx, uiCurrTrIdx, bCodeDQP ); |
|---|
| 929 | uiLumaOffset += uiSize; uiChromaOffset += (uiSize>>2); uiIdx += uiQPartNum; |
|---|
| 930 | |
|---|
| 931 | xDecodeCoeff( pcCU, uiLumaOffset, uiChromaOffset, uiIdx, uiDepth, uiWidth, uiHeight, uiTrIdx, uiCurrTrIdx, bCodeDQP ); |
|---|
| 932 | { |
|---|
| 933 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
|---|
| 934 | DTRACE_CABAC_T( "\tgoing up\n" ); |
|---|
| 935 | } |
|---|
| 936 | } |
|---|
| 937 | } |
|---|
| 938 | } |
|---|
| 939 | #endif // !UNIFIED_TRANSFORM_TREE |
|---|
| 940 | |
|---|
| 941 | /** decode coefficients |
|---|
| 942 | * \param pcCU |
|---|
| 943 | * \param uiAbsPartIdx |
|---|
| 944 | * \param uiDepth |
|---|
| 945 | * \param uiWidth |
|---|
| 946 | * \param uiHeight |
|---|
| 947 | * \returns Void |
|---|
| 948 | */ |
|---|
| 949 | Void TDecEntropy::decodeCoeff( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, Bool& bCodeDQP ) |
|---|
| 950 | { |
|---|
| 951 | UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight(); |
|---|
| 952 | UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx; |
|---|
| 953 | UInt uiChromaOffset = uiLumaOffset>>2; |
|---|
| 954 | #if UNIFIED_TRANSFORM_TREE |
|---|
| 955 | UInt temp = 0; |
|---|
| 956 | UInt temp1 = 0; |
|---|
| 957 | UInt temp2 = 0; |
|---|
| 958 | #else |
|---|
| 959 | UInt uiLumaTrMode, uiChromaTrMode; |
|---|
| 960 | #endif |
|---|
| 961 | |
|---|
| 962 | #if RWTH_SDC_DLT_B0036 |
|---|
| 963 | if( pcCU->getSDCAvailable(uiAbsPartIdx) && pcCU->getSDCFlag( uiAbsPartIdx ) ) |
|---|
| 964 | { |
|---|
| 965 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
|---|
| 966 | assert( pcCU->getTransformIdx(uiAbsPartIdx) == 0 ); |
|---|
| 967 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_LUMA) == 1 ); |
|---|
| 968 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_U) == 1 ); |
|---|
| 969 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_V) == 1 ); |
|---|
| 970 | |
|---|
| 971 | decodeSDCResidualData(pcCU, uiAbsPartIdx, uiDepth); |
|---|
| 972 | return; |
|---|
| 973 | } |
|---|
| 974 | #endif |
|---|
| 975 | |
|---|
| 976 | if( pcCU->isIntra(uiAbsPartIdx) ) |
|---|
| 977 | { |
|---|
| 978 | #if !UNIFIED_TRANSFORM_TREE |
|---|
| 979 | decodeTransformIdx( pcCU, uiAbsPartIdx, pcCU->getDepth(uiAbsPartIdx) ); |
|---|
| 980 | |
|---|
| 981 | pcCU->convertTransIdx( uiAbsPartIdx, pcCU->getTransformIdx(uiAbsPartIdx), uiLumaTrMode, uiChromaTrMode ); |
|---|
| 982 | |
|---|
| 983 | #endif // !UNIFIED_TRANSFORM_TREE |
|---|
| 984 | } |
|---|
| 985 | else |
|---|
| 986 | { |
|---|
| 987 | UInt uiQtRootCbf = 1; |
|---|
| 988 | #if HHI_MPI |
|---|
| 989 | if( !(pcCU->getMergeFlag( uiAbsPartIdx ) && pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N && |
|---|
| 990 | ( pcCU->getTextureModeDepth( uiAbsPartIdx ) == -1 || uiDepth == pcCU->getTextureModeDepth( uiAbsPartIdx ) ) ) ) |
|---|
| 991 | #else |
|---|
| 992 | if( !( pcCU->getPartitionSize( uiAbsPartIdx) == SIZE_2Nx2N && pcCU->getMergeFlag( uiAbsPartIdx ) ) ) |
|---|
| 993 | #endif |
|---|
| 994 | { |
|---|
| 995 | m_pcEntropyDecoderIf->parseQtRootCbf( pcCU, uiAbsPartIdx, uiDepth, uiQtRootCbf ); |
|---|
| 996 | } |
|---|
| 997 | if ( !uiQtRootCbf ) |
|---|
| 998 | { |
|---|
| 999 | pcCU->setCbfSubParts( 0, 0, 0, uiAbsPartIdx, uiDepth ); |
|---|
| 1000 | pcCU->setTrIdxSubParts( 0 , uiAbsPartIdx, uiDepth ); |
|---|
| 1001 | pcCU->setNSQTIdxSubParts( uiAbsPartIdx, uiDepth ); |
|---|
| 1002 | return; |
|---|
| 1003 | } |
|---|
| 1004 | |
|---|
| 1005 | #if !UNIFIED_TRANSFORM_TREE |
|---|
| 1006 | decodeTransformIdx( pcCU, uiAbsPartIdx, pcCU->getDepth(uiAbsPartIdx) ); |
|---|
| 1007 | |
|---|
| 1008 | pcCU->convertTransIdx( uiAbsPartIdx, pcCU->getTransformIdx(uiAbsPartIdx), uiLumaTrMode, uiChromaTrMode ); |
|---|
| 1009 | #endif // !UNIFIED_TRANSFORM_TREE |
|---|
| 1010 | } |
|---|
| 1011 | #if UNIFIED_TRANSFORM_TREE |
|---|
| 1012 | xDecodeTransform( pcCU, uiLumaOffset, uiChromaOffset, uiAbsPartIdx, uiAbsPartIdx, uiDepth, uiWidth, uiHeight, 0, 0, temp, temp1, temp2, bCodeDQP ); |
|---|
| 1013 | #else // UNIFIED_TRANSFORM_TREE |
|---|
| 1014 | xDecodeCoeff( pcCU, uiLumaOffset, uiChromaOffset, uiAbsPartIdx, uiDepth, uiWidth, uiHeight, 0, uiLumaTrMode, bCodeDQP ); |
|---|
| 1015 | #endif // UNIFIED_TRANSFORM_TREE |
|---|
| 1016 | } |
|---|
| 1017 | |
|---|
| 1018 | #if RWTH_SDC_DLT_B0036 |
|---|
| 1019 | Void TDecEntropy::decodeSDCPredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
|---|
| 1020 | { |
|---|
| 1021 | assert( pcCU->getSlice()->getSPS()->isDepth() ); |
|---|
| 1022 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
|---|
| 1023 | |
|---|
| 1024 | m_pcEntropyDecoderIf->parseSDCPredMode(pcCU, uiAbsPartIdx, uiDepth ); |
|---|
| 1025 | } |
|---|
| 1026 | |
|---|
| 1027 | Void TDecEntropy::decodeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
|---|
| 1028 | { |
|---|
| 1029 | assert( pcCU->getSlice()->getSPS()->isDepth() ); |
|---|
| 1030 | |
|---|
| 1031 | m_pcEntropyDecoderIf->parseSDCFlag(pcCU, uiAbsPartIdx, uiDepth ); |
|---|
| 1032 | } |
|---|
| 1033 | |
|---|
| 1034 | Void TDecEntropy::decodeSDCResidualData( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
|---|
| 1035 | { |
|---|
| 1036 | assert( pcCU->getSlice()->getSPS()->isDepth() ); |
|---|
| 1037 | assert( pcCU->getSDCFlag(uiAbsPartIdx) ); |
|---|
| 1038 | |
|---|
| 1039 | // number of segments depends on prediction mode for INTRA |
|---|
| 1040 | UInt uiNumSegments = 2; |
|---|
| 1041 | UInt uiLumaPredMode = pcCU->getLumaIntraDir( uiAbsPartIdx ); |
|---|
| 1042 | if( pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTRA && (uiLumaPredMode == DC_IDX || uiLumaPredMode == PLANAR_IDX) ) |
|---|
| 1043 | uiNumSegments = 1; |
|---|
| 1044 | |
|---|
| 1045 | // decode residual data for each segment |
|---|
| 1046 | for( UInt uiSeg = 0; uiSeg < uiNumSegments; uiSeg++ ) |
|---|
| 1047 | m_pcEntropyDecoderIf->parseSDCResidualData(pcCU, uiAbsPartIdx, uiDepth, uiSeg); |
|---|
| 1048 | } |
|---|
| 1049 | #endif |
|---|
| 1050 | |
|---|
| 1051 | //! \} |
|---|