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) 2010-2014, 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/TComSampleAdaptiveOffset.h" |
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49 | |
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50 | Void TDecEntropy::decodeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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51 | { |
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52 | m_pcEntropyDecoderIf->parseSkipFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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53 | } |
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54 | |
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55 | Void TDecEntropy::decodeCUTransquantBypassFlag(TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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56 | { |
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57 | m_pcEntropyDecoderIf->parseCUTransquantBypassFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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58 | } |
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59 | |
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60 | /** decode merge flag |
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61 | * \param pcSubCU |
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62 | * \param uiAbsPartIdx |
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63 | * \param uiDepth |
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64 | * \param uiPUIdx |
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65 | * \returns Void |
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66 | */ |
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67 | Void TDecEntropy::decodeMergeFlag( TComDataCU* pcSubCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPUIdx ) |
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68 | { |
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69 | // at least one merge candidate exists |
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70 | m_pcEntropyDecoderIf->parseMergeFlag( pcSubCU, uiAbsPartIdx, uiDepth, uiPUIdx ); |
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71 | } |
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72 | |
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73 | /** decode merge index |
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74 | * \param pcCU |
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75 | * \param uiPartIdx |
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76 | * \param uiAbsPartIdx |
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77 | * \param puhInterDirNeighbours pointer to list of inter direction from the casual neighbours |
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78 | * \param pcMvFieldNeighbours pointer to list of motion vector field from the casual neighbours |
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79 | * \param uiDepth |
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80 | * \returns Void |
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81 | */ |
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82 | Void TDecEntropy::decodeMergeIndex( TComDataCU* pcCU, UInt uiPartIdx, UInt uiAbsPartIdx, UInt uiDepth ) |
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83 | { |
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84 | UInt uiMergeIndex = 0; |
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85 | m_pcEntropyDecoderIf->parseMergeIndex( pcCU, uiMergeIndex ); |
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86 | pcCU->setMergeIndexSubParts( uiMergeIndex, uiAbsPartIdx, uiPartIdx, uiDepth ); |
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87 | } |
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88 | |
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89 | #if H_3D_ARP |
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90 | Void TDecEntropy::decodeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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91 | { |
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92 | if( !pcCU->getSlice()->getARPStepNum() || pcCU->isIntra( uiAbsPartIdx ) ) |
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93 | { |
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94 | return; |
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95 | } |
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96 | |
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97 | if( pcCU->getPartitionSize(uiAbsPartIdx) != SIZE_2Nx2N ) |
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98 | { |
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99 | pcCU->setARPWSubParts( 0 , uiAbsPartIdx, uiDepth ); |
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100 | } |
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101 | else |
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102 | { |
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103 | m_pcEntropyDecoderIf->parseARPW( pcCU , uiAbsPartIdx , uiDepth ); |
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104 | } |
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105 | } |
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106 | #endif |
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107 | |
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108 | #if H_3D_IC |
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109 | Void TDecEntropy::decodeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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110 | { |
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111 | pcCU->setICFlagSubParts( false , uiAbsPartIdx, 0, uiDepth ); |
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112 | |
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113 | if ( pcCU->isIntra( uiAbsPartIdx ) || ( pcCU->getSlice()->getViewIndex() == 0 ) || pcCU->getSlice()->getIsDepth() || pcCU->getARPW( uiAbsPartIdx ) > 0 ) |
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114 | { |
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115 | return; |
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116 | } |
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117 | |
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118 | if( !pcCU->getSlice()->getApplyIC() ) |
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119 | return; |
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120 | |
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121 | if( pcCU->isICFlagRequired( uiAbsPartIdx ) ) |
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122 | m_pcEntropyDecoderIf->parseICFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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123 | } |
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124 | #endif |
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125 | |
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126 | Void TDecEntropy::decodeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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127 | { |
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128 | m_pcEntropyDecoderIf->parseSplitFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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129 | } |
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130 | |
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131 | Void TDecEntropy::decodePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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132 | { |
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133 | m_pcEntropyDecoderIf->parsePredMode( pcCU, uiAbsPartIdx, uiDepth ); |
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134 | } |
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135 | |
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136 | Void TDecEntropy::decodePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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137 | { |
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138 | m_pcEntropyDecoderIf->parsePartSize( pcCU, uiAbsPartIdx, uiDepth ); |
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139 | |
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140 | #if H_3D_DBBP |
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141 | if( pcCU->getSlice()->getVPS()->getUseDBBP(pcCU->getSlice()->getLayerIdInVps()) && pcCU->getPartitionSize(uiAbsPartIdx) == RWTH_DBBP_PACK_MODE ) |
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142 | { |
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143 | decodeDBBPFlag(pcCU, uiAbsPartIdx, uiDepth); |
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144 | |
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145 | if( pcCU->getDBBPFlag(uiAbsPartIdx) ) |
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146 | { |
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147 | AOF( pcCU->getPartitionSize(uiAbsPartIdx) == RWTH_DBBP_PACK_MODE ); |
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148 | |
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149 | // get collocated depth block |
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150 | UInt uiDepthStride = 0; |
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151 | Pel* pDepthPels = NULL; |
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152 | pDepthPels = pcCU->getVirtualDepthBlock(uiAbsPartIdx, pcCU->getWidth(uiAbsPartIdx), pcCU->getHeight(uiAbsPartIdx), uiDepthStride); |
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153 | |
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154 | AOF( pDepthPels != NULL ); |
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155 | AOF( uiDepthStride != 0 ); |
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156 | |
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157 | // derive true partitioning for this CU based on depth |
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158 | // (needs to be done in parsing process as motion vector predictors are also derived during parsing) |
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159 | PartSize eVirtualPartSize = m_pcPrediction->getPartitionSizeFromDepth(pDepthPels, uiDepthStride, pcCU->getWidth(uiAbsPartIdx)); |
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160 | AOF( eVirtualPartSize != SIZE_NONE ); |
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161 | |
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162 | pcCU->setPartSizeSubParts(eVirtualPartSize, uiAbsPartIdx, uiDepth); |
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163 | } |
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164 | } |
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165 | #endif |
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166 | } |
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167 | |
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168 | Void TDecEntropy::decodePredInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, TComDataCU* pcSubCU ) |
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169 | { |
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170 | if( pcCU->isIntra( uiAbsPartIdx ) ) // If it is Intra mode, encode intra prediction mode. |
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171 | { |
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172 | decodeIntraDirModeLuma ( pcCU, uiAbsPartIdx, uiDepth ); |
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173 | #if H_3D_DIM_SDC |
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174 | if(!pcCU->getSDCFlag(uiAbsPartIdx)) |
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175 | #endif |
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176 | decodeIntraDirModeChroma( pcCU, uiAbsPartIdx, uiDepth ); |
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177 | } |
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178 | else // if it is Inter mode, encode motion vector and reference index |
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179 | { |
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180 | decodePUWise( pcCU, uiAbsPartIdx, uiDepth, pcSubCU ); |
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181 | } |
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182 | } |
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183 | |
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184 | /** Parse I_PCM information. |
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185 | * \param pcCU pointer to CUpointer to CU |
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186 | * \param uiAbsPartIdx CU index |
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187 | * \param uiDepth CU depth |
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188 | * \returns Void |
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189 | */ |
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190 | Void TDecEntropy::decodeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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191 | { |
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192 | if(!pcCU->getSlice()->getSPS()->getUsePCM() |
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193 | || pcCU->getWidth(uiAbsPartIdx) > (1<<pcCU->getSlice()->getSPS()->getPCMLog2MaxSize()) |
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194 | || pcCU->getWidth(uiAbsPartIdx) < (1<<pcCU->getSlice()->getSPS()->getPCMLog2MinSize()) ) |
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195 | { |
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196 | return; |
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197 | } |
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198 | #if H_3D_DIM_SDC |
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199 | if( pcCU->getSDCFlag(uiAbsPartIdx) ) |
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200 | { |
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201 | return; |
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202 | } |
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203 | #endif |
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204 | |
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205 | m_pcEntropyDecoderIf->parseIPCMInfo( pcCU, uiAbsPartIdx, uiDepth ); |
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206 | } |
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207 | |
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208 | Void TDecEntropy::decodeIntraDirModeLuma ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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209 | { |
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210 | m_pcEntropyDecoderIf->parseIntraDirLumaAng( pcCU, uiAbsPartIdx, uiDepth ); |
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211 | } |
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212 | |
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213 | Void TDecEntropy::decodeIntraDirModeChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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214 | { |
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215 | m_pcEntropyDecoderIf->parseIntraDirChroma( pcCU, uiAbsPartIdx, uiDepth ); |
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216 | } |
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217 | |
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218 | /** decode motion information for every PU block. |
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219 | * \param pcCU |
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220 | * \param uiAbsPartIdx |
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221 | * \param uiDepth |
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222 | * \param pcSubCU |
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223 | * \returns Void |
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224 | */ |
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225 | Void TDecEntropy::decodePUWise( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, TComDataCU* pcSubCU ) |
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226 | { |
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227 | PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx ); |
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228 | UInt uiNumPU = ( ePartSize == SIZE_2Nx2N ? 1 : ( ePartSize == SIZE_NxN ? 4 : 2 ) ); |
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229 | UInt uiPUOffset = ( g_auiPUOffset[UInt( ePartSize )] << ( ( pcCU->getSlice()->getSPS()->getMaxCUDepth() - uiDepth ) << 1 ) ) >> 4; |
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230 | |
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231 | #if H_3D_IV_MERGE |
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232 | TComMvField cMvFieldNeighbours[MRG_MAX_NUM_CANDS_MEM << 1]; // double length for mv of both lists |
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233 | UChar uhInterDirNeighbours[MRG_MAX_NUM_CANDS_MEM]; |
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234 | #else |
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235 | TComMvField cMvFieldNeighbours[MRG_MAX_NUM_CANDS << 1]; // double length for mv of both lists |
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236 | UChar uhInterDirNeighbours[MRG_MAX_NUM_CANDS]; |
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237 | #endif |
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238 | #if H_3D_SPIVMP |
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239 | Bool bSPIVMPFlag[MRG_MAX_NUM_CANDS_MEM]; |
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240 | TComMvField* pcMvFieldSP; |
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241 | UChar* puhInterDirSP; |
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242 | pcMvFieldSP = new TComMvField[pcCU->getPic()->getPicSym()->getNumPartition()*2]; |
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243 | puhInterDirSP = new UChar[pcCU->getPic()->getPicSym()->getNumPartition()]; |
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244 | #endif |
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245 | for ( UInt ui = 0; ui < pcCU->getSlice()->getMaxNumMergeCand(); ui++ ) |
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246 | { |
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247 | uhInterDirNeighbours[ui] = 0; |
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248 | } |
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249 | Int numValidMergeCand = 0; |
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250 | Bool isMerged = false; |
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251 | |
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252 | pcSubCU->copyInterPredInfoFrom( pcCU, uiAbsPartIdx, REF_PIC_LIST_0 ); |
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253 | pcSubCU->copyInterPredInfoFrom( pcCU, uiAbsPartIdx, REF_PIC_LIST_1 ); |
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254 | #if H_3D_IV_MERGE |
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255 | pcSubCU->copyDVInfoFrom( pcCU, uiAbsPartIdx); |
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256 | #endif |
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257 | for ( UInt uiPartIdx = 0, uiSubPartIdx = uiAbsPartIdx; uiPartIdx < uiNumPU; uiPartIdx++, uiSubPartIdx += uiPUOffset ) |
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258 | { |
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259 | #if H_MV_ENC_DEC_TRAC |
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260 | DTRACE_PU_S("=========== prediction_unit ===========\n") |
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261 | // ToDo: |
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262 | //DTRACE_PU("x0", uiLPelX) |
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263 | //DTRACE_PU("x1", uiTPelY) |
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264 | #endif |
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265 | decodeMergeFlag( pcCU, uiSubPartIdx, uiDepth, uiPartIdx ); |
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266 | if ( pcCU->getMergeFlag( uiSubPartIdx ) ) |
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267 | { |
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268 | decodeMergeIndex( pcCU, uiPartIdx, uiSubPartIdx, uiDepth ); |
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269 | UInt uiMergeIndex = pcCU->getMergeIndex(uiSubPartIdx); |
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270 | #if H_3D_ARP |
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271 | decodeARPW ( pcCU, uiAbsPartIdx, uiDepth ); |
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272 | #endif |
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273 | #if H_3D_IC |
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274 | decodeICFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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275 | #endif |
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276 | #if H_3D_DBBP |
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277 | if ( pcCU->getSlice()->getPPS()->getLog2ParallelMergeLevelMinus2() && ePartSize != SIZE_2Nx2N && pcSubCU->getWidth( 0 ) <= 8 && pcCU->getDBBPFlag(uiAbsPartIdx) == false ) |
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278 | #else |
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279 | if ( pcCU->getSlice()->getPPS()->getLog2ParallelMergeLevelMinus2() && ePartSize != SIZE_2Nx2N && pcSubCU->getWidth( 0 ) <= 8 ) |
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280 | #endif |
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281 | { |
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282 | pcSubCU->setPartSizeSubParts( SIZE_2Nx2N, 0, uiDepth ); |
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283 | if ( !isMerged ) |
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284 | { |
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285 | #if H_3D_VSP |
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286 | Int vspFlag[MRG_MAX_NUM_CANDS_MEM]; |
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287 | memset(vspFlag, 0, sizeof(Int)*MRG_MAX_NUM_CANDS_MEM); |
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288 | InheritedVSPDisInfo inheritedVSPDisInfo[MRG_MAX_NUM_CANDS_MEM]; |
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289 | #if H_3D_SPIVMP |
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290 | memset(bSPIVMPFlag, false, sizeof(Bool)*MRG_MAX_NUM_CANDS_MEM); |
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291 | #endif |
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292 | pcSubCU->initAvailableFlags(); |
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293 | pcSubCU->getInterMergeCandidates( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand); |
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294 | pcSubCU->xGetInterMergeCandidates( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours, vspFlag, inheritedVSPDisInfo |
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295 | #if H_3D_SPIVMP |
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296 | , bSPIVMPFlag, pcMvFieldSP, puhInterDirSP |
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297 | #endif |
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298 | , numValidMergeCand ); |
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299 | pcCU->setVSPFlagSubParts( vspFlag[uiMergeIndex], uiSubPartIdx, uiPartIdx, uiDepth ); |
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300 | |
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301 | if(vspFlag[uiMergeIndex]) |
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302 | { |
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303 | pcCU->setDvInfoSubParts(inheritedVSPDisInfo[uiMergeIndex].m_acDvInfo, uiSubPartIdx, uiPartIdx, uiDepth); |
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304 | } |
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305 | #else |
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306 | #if H_3D |
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307 | pcSubCU->initAvailableFlags(); |
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308 | pcSubCU->getInterMergeCandidates( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand); |
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309 | pcSubCU->xGetInterMergeCandidates( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand ); |
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310 | |
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311 | #else |
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312 | pcSubCU->getInterMergeCandidates( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand ); |
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313 | #endif |
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314 | #endif |
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315 | isMerged = true; |
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316 | } |
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317 | pcSubCU->setPartSizeSubParts( ePartSize, 0, uiDepth ); |
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318 | } |
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319 | else |
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320 | { |
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321 | uiMergeIndex = pcCU->getMergeIndex(uiSubPartIdx); |
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322 | #if H_3D_VSP |
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323 | Int vspFlag[MRG_MAX_NUM_CANDS_MEM]; |
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324 | memset(vspFlag, 0, sizeof(Int)*MRG_MAX_NUM_CANDS_MEM); |
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325 | InheritedVSPDisInfo inheritedVSPDisInfo[MRG_MAX_NUM_CANDS_MEM]; |
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326 | #if H_3D_SPIVMP |
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327 | memset(bSPIVMPFlag, false, sizeof(Bool)*MRG_MAX_NUM_CANDS_MEM); |
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328 | #endif |
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329 | pcSubCU->initAvailableFlags(); |
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330 | pcSubCU->getInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand, uiMergeIndex ); |
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331 | pcSubCU->xGetInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, cMvFieldNeighbours, uhInterDirNeighbours, vspFlag, inheritedVSPDisInfo |
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332 | #if H_3D_SPIVMP |
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333 | , bSPIVMPFlag, pcMvFieldSP, puhInterDirSP |
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334 | #endif |
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335 | ,numValidMergeCand, uiMergeIndex ); |
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336 | pcCU->setVSPFlagSubParts( vspFlag[uiMergeIndex], uiSubPartIdx, uiPartIdx, uiDepth ); |
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337 | if(vspFlag[uiMergeIndex]) |
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338 | { |
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339 | pcCU->setDvInfoSubParts(inheritedVSPDisInfo[uiMergeIndex].m_acDvInfo, uiSubPartIdx, uiPartIdx, uiDepth); |
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340 | } |
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341 | #else |
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342 | #if H_3D |
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343 | pcSubCU->initAvailableFlags(); |
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344 | pcSubCU->getInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand, uiMergeIndex ); |
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345 | pcSubCU->xGetInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand, uiMergeIndex ); |
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346 | #else |
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347 | pcSubCU->getInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand, uiMergeIndex ); |
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348 | #endif |
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349 | #endif |
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350 | } |
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351 | pcCU->setInterDirSubParts( uhInterDirNeighbours[uiMergeIndex], uiSubPartIdx, uiPartIdx, uiDepth ); |
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352 | |
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353 | #if H_3D_DDD |
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354 | if( uiMergeIndex == pcSubCU->getUseDDDCandIdx() ) |
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355 | { |
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356 | assert( pcCU->getSlice()->getViewIndex() != 0 ); |
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357 | pcCU->setUseDDD( true, uiSubPartIdx, uiPartIdx, uiDepth ); |
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358 | pcCU->setDDDepthSubParts( pcSubCU->getDDTmpDepth(),uiSubPartIdx, uiPartIdx, uiDepth ); |
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359 | } |
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360 | else |
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361 | { |
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362 | pcCU->setUseDDD( false, uiSubPartIdx, uiPartIdx, uiDepth ); |
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363 | } |
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364 | #endif |
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365 | |
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366 | TComMv cTmpMv( 0, 0 ); |
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367 | for ( UInt uiRefListIdx = 0; uiRefListIdx < 2; uiRefListIdx++ ) |
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368 | { |
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369 | if ( pcCU->getSlice()->getNumRefIdx( RefPicList( uiRefListIdx ) ) > 0 ) |
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370 | { |
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371 | pcCU->setMVPIdxSubParts( 0, RefPicList( uiRefListIdx ), uiSubPartIdx, uiPartIdx, uiDepth); |
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372 | pcCU->setMVPNumSubParts( 0, RefPicList( uiRefListIdx ), uiSubPartIdx, uiPartIdx, uiDepth); |
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373 | pcCU->getCUMvField( RefPicList( uiRefListIdx ) )->setAllMvd( cTmpMv, ePartSize, uiSubPartIdx, uiDepth, uiPartIdx ); |
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374 | pcCU->getCUMvField( RefPicList( uiRefListIdx ) )->setAllMvField( cMvFieldNeighbours[ 2*uiMergeIndex + uiRefListIdx ], ePartSize, uiSubPartIdx, uiDepth, uiPartIdx ); |
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375 | #if H_3D_VSP |
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376 | #if H_3D_DBBP |
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377 | if( pcCU->getVSPFlag( uiSubPartIdx ) != 0 && !pcCU->getDBBPFlag( uiAbsPartIdx ) ) |
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378 | #else |
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379 | if( pcCU->getVSPFlag( uiSubPartIdx ) != 0 ) |
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380 | #endif |
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381 | { |
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382 | if ( uhInterDirNeighbours[ uiMergeIndex ] & (1<<uiRefListIdx) ) |
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383 | { |
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384 | UInt dummy; |
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385 | Int vspSize; |
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386 | Int width, height; |
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387 | pcCU->getPartIndexAndSize( uiPartIdx, dummy, width, height, uiSubPartIdx, pcCU->getTotalNumPart()==256 ); |
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388 | pcCU->setMvFieldPUForVSP( pcCU, uiSubPartIdx, width, height, RefPicList( uiRefListIdx ), cMvFieldNeighbours[ 2*uiMergeIndex + uiRefListIdx ].getRefIdx(), vspSize ); |
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389 | pcCU->setVSPFlag( uiSubPartIdx, vspSize ); |
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390 | } |
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391 | } |
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392 | #endif |
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393 | } |
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394 | } |
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395 | #if H_3D_SPIVMP |
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396 | pcCU->setSPIVMPFlagSubParts(bSPIVMPFlag[uiMergeIndex], uiSubPartIdx, uiPartIdx, uiDepth ); |
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397 | if (bSPIVMPFlag[uiMergeIndex] != 0) |
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398 | { |
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399 | Int iWidth, iHeight; |
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400 | UInt uiIdx; |
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401 | pcCU->getPartIndexAndSize( uiPartIdx, uiIdx, iWidth, iHeight, uiSubPartIdx, true ); |
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402 | |
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403 | UInt uiSPAddr; |
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404 | |
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405 | Int iNumSPInOneLine, iNumSP, iSPWidth, iSPHeight; |
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406 | |
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407 | pcCU->getSPPara(iWidth, iHeight, iNumSP, iNumSPInOneLine, iSPWidth, iSPHeight); |
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408 | |
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409 | for (Int iPartitionIdx = 0; iPartitionIdx < iNumSP; iPartitionIdx++) |
---|
410 | { |
---|
411 | pcCU->getSPAbsPartIdx(uiSubPartIdx, iSPWidth, iSPHeight, iPartitionIdx, iNumSPInOneLine, uiSPAddr); |
---|
412 | pcCU->setInterDirSP(puhInterDirSP[iPartitionIdx], uiSPAddr, iSPWidth, iSPHeight); |
---|
413 | pcCU->getCUMvField( REF_PIC_LIST_0 )->setMvFieldSP(pcCU, uiSPAddr, pcMvFieldSP[2*iPartitionIdx], iSPWidth, iSPHeight); |
---|
414 | pcCU->getCUMvField( REF_PIC_LIST_1 )->setMvFieldSP(pcCU, uiSPAddr, pcMvFieldSP[2*iPartitionIdx + 1], iSPWidth, iSPHeight); |
---|
415 | } |
---|
416 | } |
---|
417 | #endif |
---|
418 | } |
---|
419 | else |
---|
420 | { |
---|
421 | decodeInterDirPU( pcCU, uiSubPartIdx, uiDepth, uiPartIdx ); |
---|
422 | for ( UInt uiRefListIdx = 0; uiRefListIdx < 2; uiRefListIdx++ ) |
---|
423 | { |
---|
424 | if ( pcCU->getSlice()->getNumRefIdx( RefPicList( uiRefListIdx ) ) > 0 ) |
---|
425 | { |
---|
426 | decodeRefFrmIdxPU( pcCU, uiSubPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
---|
427 | decodeMvdPU ( pcCU, uiSubPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
---|
428 | decodeMVPIdxPU ( pcSubCU, uiSubPartIdx-uiAbsPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
---|
429 | } |
---|
430 | } |
---|
431 | #if H_3D_ARP |
---|
432 | decodeARPW ( pcCU, uiAbsPartIdx, uiDepth ); |
---|
433 | #endif |
---|
434 | #if H_3D_IC |
---|
435 | decodeICFlag( pcCU, uiAbsPartIdx, uiDepth ); |
---|
436 | #endif |
---|
437 | } |
---|
438 | #if H_3D_VSP |
---|
439 | if ( (pcCU->getInterDir(uiSubPartIdx) == 3) && pcSubCU->isBipredRestriction(uiPartIdx) && (pcCU->getVSPFlag(uiSubPartIdx) == 0)) |
---|
440 | #else |
---|
441 | if ( (pcCU->getInterDir(uiSubPartIdx) == 3) && pcSubCU->isBipredRestriction(uiPartIdx) ) |
---|
442 | #endif |
---|
443 | { |
---|
444 | pcCU->getCUMvField( REF_PIC_LIST_1 )->setAllMv( TComMv(0,0), ePartSize, uiSubPartIdx, uiDepth, uiPartIdx); |
---|
445 | pcCU->getCUMvField( REF_PIC_LIST_1 )->setAllRefIdx( -1, ePartSize, uiSubPartIdx, uiDepth, uiPartIdx); |
---|
446 | pcCU->setInterDirSubParts( 1, uiSubPartIdx, uiPartIdx, uiDepth); |
---|
447 | } |
---|
448 | } |
---|
449 | #if H_3D_SPIVMP |
---|
450 | delete[] pcMvFieldSP; |
---|
451 | delete[] puhInterDirSP; |
---|
452 | #endif |
---|
453 | return; |
---|
454 | } |
---|
455 | |
---|
456 | /** decode inter direction for a PU block |
---|
457 | * \param pcCU |
---|
458 | * \param uiAbsPartIdx |
---|
459 | * \param uiDepth |
---|
460 | * \param uiPartIdx |
---|
461 | * \returns Void |
---|
462 | */ |
---|
463 | Void TDecEntropy::decodeInterDirPU( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPartIdx ) |
---|
464 | { |
---|
465 | UInt uiInterDir; |
---|
466 | |
---|
467 | if ( pcCU->getSlice()->isInterP() ) |
---|
468 | { |
---|
469 | uiInterDir = 1; |
---|
470 | } |
---|
471 | else |
---|
472 | { |
---|
473 | m_pcEntropyDecoderIf->parseInterDir( pcCU, uiInterDir, uiAbsPartIdx ); |
---|
474 | } |
---|
475 | |
---|
476 | pcCU->setInterDirSubParts( uiInterDir, uiAbsPartIdx, uiPartIdx, uiDepth ); |
---|
477 | } |
---|
478 | |
---|
479 | Void TDecEntropy::decodeRefFrmIdxPU( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList ) |
---|
480 | { |
---|
481 | Int iRefFrmIdx = 0; |
---|
482 | Int iParseRefFrmIdx = pcCU->getInterDir( uiAbsPartIdx ) & ( 1 << eRefList ); |
---|
483 | |
---|
484 | if ( pcCU->getSlice()->getNumRefIdx( eRefList ) > 1 && iParseRefFrmIdx ) |
---|
485 | { |
---|
486 | m_pcEntropyDecoderIf->parseRefFrmIdx( pcCU, iRefFrmIdx, eRefList ); |
---|
487 | } |
---|
488 | else if ( !iParseRefFrmIdx ) |
---|
489 | { |
---|
490 | iRefFrmIdx = NOT_VALID; |
---|
491 | } |
---|
492 | else |
---|
493 | { |
---|
494 | iRefFrmIdx = 0; |
---|
495 | } |
---|
496 | |
---|
497 | PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx ); |
---|
498 | pcCU->getCUMvField( eRefList )->setAllRefIdx( iRefFrmIdx, ePartSize, uiAbsPartIdx, uiDepth, uiPartIdx ); |
---|
499 | } |
---|
500 | |
---|
501 | /** decode motion vector difference for a PU block |
---|
502 | * \param pcCU |
---|
503 | * \param uiAbsPartIdx |
---|
504 | * \param uiDepth |
---|
505 | * \param uiPartIdx |
---|
506 | * \param eRefList |
---|
507 | * \returns Void |
---|
508 | */ |
---|
509 | Void TDecEntropy::decodeMvdPU( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList ) |
---|
510 | { |
---|
511 | if ( pcCU->getInterDir( uiAbsPartIdx ) & ( 1 << eRefList ) ) |
---|
512 | { |
---|
513 | m_pcEntropyDecoderIf->parseMvd( pcCU, uiAbsPartIdx, uiPartIdx, uiDepth, eRefList ); |
---|
514 | } |
---|
515 | } |
---|
516 | |
---|
517 | Void TDecEntropy::decodeMVPIdxPU( TComDataCU* pcSubCU, UInt uiPartAddr, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList ) |
---|
518 | { |
---|
519 | Int iMVPIdx = -1; |
---|
520 | |
---|
521 | TComMv cZeroMv( 0, 0 ); |
---|
522 | TComMv cMv = cZeroMv; |
---|
523 | Int iRefIdx = -1; |
---|
524 | |
---|
525 | TComCUMvField* pcSubCUMvField = pcSubCU->getCUMvField( eRefList ); |
---|
526 | AMVPInfo* pAMVPInfo = pcSubCUMvField->getAMVPInfo(); |
---|
527 | |
---|
528 | iRefIdx = pcSubCUMvField->getRefIdx(uiPartAddr); |
---|
529 | cMv = cZeroMv; |
---|
530 | |
---|
531 | if ( (pcSubCU->getInterDir(uiPartAddr) & ( 1 << eRefList )) ) |
---|
532 | { |
---|
533 | m_pcEntropyDecoderIf->parseMVPIdx( iMVPIdx ); |
---|
534 | #if H_MV_ENC_DEC_TRAC |
---|
535 | #if ENC_DEC_TRACE |
---|
536 | if ( eRefList == REF_PIC_LIST_0 ) |
---|
537 | { |
---|
538 | DTRACE_PU("mvp_l0_flag", iMVPIdx) |
---|
539 | } |
---|
540 | else |
---|
541 | { |
---|
542 | DTRACE_PU("mvp_l1_flag", iMVPIdx) |
---|
543 | } |
---|
544 | #endif |
---|
545 | #endif |
---|
546 | } |
---|
547 | pcSubCU->fillMvpCand(uiPartIdx, uiPartAddr, eRefList, iRefIdx, pAMVPInfo); |
---|
548 | pcSubCU->setMVPNumSubParts(pAMVPInfo->iN, eRefList, uiPartAddr, uiPartIdx, uiDepth); |
---|
549 | pcSubCU->setMVPIdxSubParts( iMVPIdx, eRefList, uiPartAddr, uiPartIdx, uiDepth ); |
---|
550 | if ( iRefIdx >= 0 ) |
---|
551 | { |
---|
552 | m_pcPrediction->getMvPredAMVP( pcSubCU, uiPartIdx, uiPartAddr, eRefList, cMv); |
---|
553 | cMv += pcSubCUMvField->getMvd( uiPartAddr ); |
---|
554 | } |
---|
555 | |
---|
556 | PartSize ePartSize = pcSubCU->getPartitionSize( uiPartAddr ); |
---|
557 | pcSubCU->getCUMvField( eRefList )->setAllMv(cMv, ePartSize, uiPartAddr, 0, uiPartIdx); |
---|
558 | } |
---|
559 | |
---|
560 | Void TDecEntropy::xDecodeTransform( TComDataCU* pcCU, UInt offsetLuma, UInt offsetChroma, UInt uiAbsPartIdx, UInt uiDepth, UInt width, UInt height, UInt uiTrIdx, Bool& bCodeDQP, Int quadtreeTULog2MinSizeInCU) |
---|
561 | { |
---|
562 | UInt uiSubdiv; |
---|
563 | const UInt uiLog2TrafoSize = g_aucConvertToBit[pcCU->getSlice()->getSPS()->getMaxCUWidth()]+2 - uiDepth; |
---|
564 | |
---|
565 | if(uiTrIdx==0) |
---|
566 | { |
---|
567 | m_bakAbsPartIdxCU = uiAbsPartIdx; |
---|
568 | } |
---|
569 | if( uiLog2TrafoSize == 2 ) |
---|
570 | { |
---|
571 | UInt partNum = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
---|
572 | if( ( uiAbsPartIdx % partNum ) == 0 ) |
---|
573 | { |
---|
574 | m_uiBakAbsPartIdx = uiAbsPartIdx; |
---|
575 | m_uiBakChromaOffset = offsetChroma; |
---|
576 | } |
---|
577 | } |
---|
578 | if( pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTRA && pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_NxN && uiDepth == pcCU->getDepth(uiAbsPartIdx) ) |
---|
579 | { |
---|
580 | uiSubdiv = 1; |
---|
581 | } |
---|
582 | else if( (pcCU->getSlice()->getSPS()->getQuadtreeTUMaxDepthInter() == 1) && (pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTER) && ( pcCU->getPartitionSize(uiAbsPartIdx) != SIZE_2Nx2N ) && (uiDepth == pcCU->getDepth(uiAbsPartIdx)) ) |
---|
583 | { |
---|
584 | uiSubdiv = (uiLog2TrafoSize > quadtreeTULog2MinSizeInCU); |
---|
585 | } |
---|
586 | else if( uiLog2TrafoSize > pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
---|
587 | { |
---|
588 | uiSubdiv = 1; |
---|
589 | } |
---|
590 | else if( uiLog2TrafoSize == pcCU->getSlice()->getSPS()->getQuadtreeTULog2MinSize() ) |
---|
591 | { |
---|
592 | uiSubdiv = 0; |
---|
593 | } |
---|
594 | else if( uiLog2TrafoSize == quadtreeTULog2MinSizeInCU ) |
---|
595 | { |
---|
596 | uiSubdiv = 0; |
---|
597 | } |
---|
598 | else |
---|
599 | { |
---|
600 | assert( uiLog2TrafoSize > quadtreeTULog2MinSizeInCU ); |
---|
601 | m_pcEntropyDecoderIf->parseTransformSubdivFlag( uiSubdiv, 5 - uiLog2TrafoSize ); |
---|
602 | } |
---|
603 | |
---|
604 | const UInt uiTrDepth = uiDepth - pcCU->getDepth( uiAbsPartIdx ); |
---|
605 | { |
---|
606 | const Bool bFirstCbfOfCU = uiTrDepth == 0; |
---|
607 | if( bFirstCbfOfCU ) |
---|
608 | { |
---|
609 | pcCU->setCbfSubParts( 0, TEXT_CHROMA_U, uiAbsPartIdx, uiDepth ); |
---|
610 | pcCU->setCbfSubParts( 0, TEXT_CHROMA_V, uiAbsPartIdx, uiDepth ); |
---|
611 | } |
---|
612 | if( bFirstCbfOfCU || uiLog2TrafoSize > 2 ) |
---|
613 | { |
---|
614 | if( bFirstCbfOfCU || pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepth - 1 ) ) |
---|
615 | { |
---|
616 | m_pcEntropyDecoderIf->parseQtCbf( pcCU, uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepth, uiDepth ); |
---|
617 | } |
---|
618 | if( bFirstCbfOfCU || pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepth - 1 ) ) |
---|
619 | { |
---|
620 | m_pcEntropyDecoderIf->parseQtCbf( pcCU, uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepth, uiDepth ); |
---|
621 | } |
---|
622 | } |
---|
623 | else |
---|
624 | { |
---|
625 | pcCU->setCbfSubParts( pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepth - 1 ) << uiTrDepth, TEXT_CHROMA_U, uiAbsPartIdx, uiDepth ); |
---|
626 | pcCU->setCbfSubParts( pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepth - 1 ) << uiTrDepth, TEXT_CHROMA_V, uiAbsPartIdx, uiDepth ); |
---|
627 | } |
---|
628 | } |
---|
629 | |
---|
630 | if( uiSubdiv ) |
---|
631 | { |
---|
632 | UInt size; |
---|
633 | width >>= 1; |
---|
634 | height >>= 1; |
---|
635 | size = width*height; |
---|
636 | uiTrIdx++; |
---|
637 | ++uiDepth; |
---|
638 | const UInt uiQPartNum = pcCU->getPic()->getNumPartInCU() >> (uiDepth << 1); |
---|
639 | const UInt uiStartAbsPartIdx = uiAbsPartIdx; |
---|
640 | UInt uiYCbf = 0; |
---|
641 | UInt uiUCbf = 0; |
---|
642 | UInt uiVCbf = 0; |
---|
643 | |
---|
644 | for( Int i = 0; i < 4; i++ ) |
---|
645 | { |
---|
646 | xDecodeTransform( pcCU, offsetLuma, offsetChroma, uiAbsPartIdx, uiDepth, width, height, uiTrIdx, bCodeDQP, quadtreeTULog2MinSizeInCU ); |
---|
647 | uiYCbf |= pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA, uiTrDepth+1 ); |
---|
648 | uiUCbf |= pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepth+1 ); |
---|
649 | uiVCbf |= pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepth+1 ); |
---|
650 | uiAbsPartIdx += uiQPartNum; |
---|
651 | offsetLuma += size; offsetChroma += (size>>2); |
---|
652 | } |
---|
653 | |
---|
654 | for( UInt ui = 0; ui < 4 * uiQPartNum; ++ui ) |
---|
655 | { |
---|
656 | pcCU->getCbf( TEXT_LUMA )[uiStartAbsPartIdx + ui] |= uiYCbf << uiTrDepth; |
---|
657 | pcCU->getCbf( TEXT_CHROMA_U )[uiStartAbsPartIdx + ui] |= uiUCbf << uiTrDepth; |
---|
658 | pcCU->getCbf( TEXT_CHROMA_V )[uiStartAbsPartIdx + ui] |= uiVCbf << uiTrDepth; |
---|
659 | } |
---|
660 | } |
---|
661 | else |
---|
662 | { |
---|
663 | assert( uiDepth >= pcCU->getDepth( uiAbsPartIdx ) ); |
---|
664 | pcCU->setTrIdxSubParts( uiTrDepth, uiAbsPartIdx, uiDepth ); |
---|
665 | |
---|
666 | #if !H_MV_ENC_DEC_TRAC |
---|
667 | { |
---|
668 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
---|
669 | DTRACE_CABAC_T( "\tTrIdx: abspart=" ); |
---|
670 | DTRACE_CABAC_V( uiAbsPartIdx ); |
---|
671 | DTRACE_CABAC_T( "\tdepth=" ); |
---|
672 | DTRACE_CABAC_V( uiDepth ); |
---|
673 | DTRACE_CABAC_T( "\ttrdepth=" ); |
---|
674 | DTRACE_CABAC_V( uiTrDepth ); |
---|
675 | DTRACE_CABAC_T( "\n" ); |
---|
676 | } |
---|
677 | #endif |
---|
678 | |
---|
679 | pcCU->setCbfSubParts ( 0, TEXT_LUMA, uiAbsPartIdx, uiDepth ); |
---|
680 | if( pcCU->getPredictionMode(uiAbsPartIdx) != MODE_INTRA && uiDepth == pcCU->getDepth( uiAbsPartIdx ) && !pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, 0 ) && !pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, 0 ) ) |
---|
681 | { |
---|
682 | pcCU->setCbfSubParts( 1 << uiTrDepth, TEXT_LUMA, uiAbsPartIdx, uiDepth ); |
---|
683 | } |
---|
684 | else |
---|
685 | { |
---|
686 | m_pcEntropyDecoderIf->parseQtCbf( pcCU, uiAbsPartIdx, TEXT_LUMA, uiTrDepth, uiDepth ); |
---|
687 | } |
---|
688 | |
---|
689 | |
---|
690 | // transform_unit begin |
---|
691 | UInt cbfY = pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA , uiTrIdx ); |
---|
692 | UInt cbfU = pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ); |
---|
693 | UInt cbfV = pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ); |
---|
694 | if( uiLog2TrafoSize == 2 ) |
---|
695 | { |
---|
696 | UInt partNum = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
---|
697 | if( ( uiAbsPartIdx % partNum ) == (partNum - 1) ) |
---|
698 | { |
---|
699 | cbfU = pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ); |
---|
700 | cbfV = pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ); |
---|
701 | } |
---|
702 | } |
---|
703 | if ( cbfY || cbfU || cbfV ) |
---|
704 | { |
---|
705 | // dQP: only for LCU |
---|
706 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
---|
707 | { |
---|
708 | if ( bCodeDQP ) |
---|
709 | { |
---|
710 | decodeQP( pcCU, m_bakAbsPartIdxCU); |
---|
711 | bCodeDQP = false; |
---|
712 | } |
---|
713 | } |
---|
714 | } |
---|
715 | if( cbfY ) |
---|
716 | { |
---|
717 | Int trWidth = width; |
---|
718 | Int trHeight = height; |
---|
719 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffY()+offsetLuma), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_LUMA ); |
---|
720 | } |
---|
721 | if( uiLog2TrafoSize > 2 ) |
---|
722 | { |
---|
723 | Int trWidth = width >> 1; |
---|
724 | Int trHeight = height >> 1; |
---|
725 | if( cbfU ) |
---|
726 | { |
---|
727 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffCb()+offsetChroma), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_U ); |
---|
728 | } |
---|
729 | if( cbfV ) |
---|
730 | { |
---|
731 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffCr()+offsetChroma), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_V ); |
---|
732 | } |
---|
733 | } |
---|
734 | else |
---|
735 | { |
---|
736 | UInt partNum = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
---|
737 | if( ( uiAbsPartIdx % partNum ) == (partNum - 1) ) |
---|
738 | { |
---|
739 | Int trWidth = width; |
---|
740 | Int trHeight = height; |
---|
741 | if( cbfU ) |
---|
742 | { |
---|
743 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffCb()+m_uiBakChromaOffset), m_uiBakAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_U ); |
---|
744 | } |
---|
745 | if( cbfV ) |
---|
746 | { |
---|
747 | m_pcEntropyDecoderIf->parseCoeffNxN( pcCU, (pcCU->getCoeffCr()+m_uiBakChromaOffset), m_uiBakAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_V ); |
---|
748 | } |
---|
749 | } |
---|
750 | } |
---|
751 | // transform_unit end |
---|
752 | } |
---|
753 | } |
---|
754 | |
---|
755 | Void TDecEntropy::decodeQP ( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
756 | { |
---|
757 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
---|
758 | { |
---|
759 | m_pcEntropyDecoderIf->parseDeltaQP( pcCU, uiAbsPartIdx, pcCU->getDepth( uiAbsPartIdx ) ); |
---|
760 | } |
---|
761 | } |
---|
762 | |
---|
763 | |
---|
764 | /** decode coefficients |
---|
765 | * \param pcCU |
---|
766 | * \param uiAbsPartIdx |
---|
767 | * \param uiDepth |
---|
768 | * \param uiWidth |
---|
769 | * \param uiHeight |
---|
770 | * \returns Void |
---|
771 | */ |
---|
772 | Void TDecEntropy::decodeCoeff( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, Bool& bCodeDQP ) |
---|
773 | { |
---|
774 | UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight(); |
---|
775 | UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx; |
---|
776 | UInt uiChromaOffset = uiLumaOffset>>2; |
---|
777 | #if H_3D_DIM_SDC |
---|
778 | if( pcCU->getSDCFlag( uiAbsPartIdx ) && pcCU->isIntra( uiAbsPartIdx) ) |
---|
779 | { |
---|
780 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
---|
781 | assert( pcCU->getTransformIdx(uiAbsPartIdx) == 0 ); |
---|
782 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_LUMA) == 1 ); |
---|
783 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_U) == 1 ); |
---|
784 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_V) == 1 ); |
---|
785 | } |
---|
786 | |
---|
787 | #if H_3D_INTER_SDC |
---|
788 | if( pcCU->getSDCFlag( uiAbsPartIdx ) && !pcCU->isIntra( uiAbsPartIdx) ) |
---|
789 | { |
---|
790 | assert( !pcCU->isSkipped( uiAbsPartIdx ) ); |
---|
791 | assert( !pcCU->isIntra( uiAbsPartIdx) ); |
---|
792 | assert( pcCU->getSlice()->getIsDepth() ); |
---|
793 | } |
---|
794 | #endif |
---|
795 | if( pcCU->getSlice()->getIsDepth() && ( pcCU->getSDCFlag( uiAbsPartIdx ) || pcCU->isIntra( uiAbsPartIdx ) ) ) |
---|
796 | { |
---|
797 | Int iPartNum = ( pcCU->isIntra( uiAbsPartIdx ) && pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ) ? 4 : 1; |
---|
798 | UInt uiPartOffset = ( pcCU->getPic()->getNumPartInCU() >> ( pcCU->getDepth( uiAbsPartIdx ) << 1 ) ) >> 2; |
---|
799 | |
---|
800 | if( !pcCU->getSDCFlag( uiAbsPartIdx ) ) |
---|
801 | { |
---|
802 | for( Int iPart = 0; iPart < iPartNum; iPart++ ) |
---|
803 | { |
---|
804 | if( getDimType( pcCU->getLumaIntraDir( uiAbsPartIdx + uiPartOffset*iPart ) ) < DIM_NUM_TYPE ) |
---|
805 | { |
---|
806 | m_pcEntropyDecoderIf->parseDeltaDC( pcCU, uiAbsPartIdx + uiPartOffset*iPart, uiDepth + ( pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ) ); |
---|
807 | } |
---|
808 | } |
---|
809 | } |
---|
810 | else |
---|
811 | { |
---|
812 | m_pcEntropyDecoderIf->parseDeltaDC( pcCU, uiAbsPartIdx, uiDepth ); |
---|
813 | return; |
---|
814 | } |
---|
815 | } |
---|
816 | #endif |
---|
817 | |
---|
818 | if( pcCU->isIntra(uiAbsPartIdx) ) |
---|
819 | { |
---|
820 | } |
---|
821 | else |
---|
822 | { |
---|
823 | UInt uiQtRootCbf = 1; |
---|
824 | if( !( pcCU->getPartitionSize( uiAbsPartIdx) == SIZE_2Nx2N && pcCU->getMergeFlag( uiAbsPartIdx ) ) ) |
---|
825 | { |
---|
826 | m_pcEntropyDecoderIf->parseQtRootCbf( uiAbsPartIdx, uiQtRootCbf ); |
---|
827 | } |
---|
828 | if ( !uiQtRootCbf ) |
---|
829 | { |
---|
830 | pcCU->setCbfSubParts( 0, 0, 0, uiAbsPartIdx, uiDepth ); |
---|
831 | pcCU->setTrIdxSubParts( 0 , uiAbsPartIdx, uiDepth ); |
---|
832 | return; |
---|
833 | } |
---|
834 | |
---|
835 | } |
---|
836 | |
---|
837 | Int getQuadtreeTULog2MinSizeInCU = pcCU->getQuadtreeTULog2MinSizeInCU(uiAbsPartIdx); |
---|
838 | |
---|
839 | xDecodeTransform( pcCU, uiLumaOffset, uiChromaOffset, uiAbsPartIdx, uiDepth, uiWidth, uiHeight, 0, bCodeDQP, getQuadtreeTULog2MinSizeInCU ); |
---|
840 | } |
---|
841 | |
---|
842 | #if H_3D_INTER_SDC |
---|
843 | Void TDecEntropy::decodeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
844 | { |
---|
845 | pcCU->setSDCFlagSubParts( false, uiAbsPartIdx, uiDepth ); |
---|
846 | |
---|
847 | if( ( !pcCU->isIntra( uiAbsPartIdx ) && !pcCU->getSlice()->getVPS()->getInterSDCFlag( pcCU->getSlice()->getLayerIdInVps() ) ) || |
---|
848 | ( pcCU->isIntra( uiAbsPartIdx ) && !pcCU->getSlice()->getVPS()->getVpsDepthModesFlag( pcCU->getSlice()->getLayerIdInVps() ) ) ) |
---|
849 | { |
---|
850 | return; |
---|
851 | } |
---|
852 | |
---|
853 | if( !pcCU->getSlice()->getIsDepth() || pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_2Nx2N || pcCU->isSkipped( uiAbsPartIdx ) ) |
---|
854 | { |
---|
855 | return; |
---|
856 | } |
---|
857 | |
---|
858 | assert( pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_2Nx2N || ( !pcCU->isIntra( uiAbsPartIdx ) && !pcCU->isSkipped( uiAbsPartIdx ) ) ); |
---|
859 | m_pcEntropyDecoderIf->parseSDCFlag( pcCU, uiAbsPartIdx, uiDepth ); |
---|
860 | } |
---|
861 | #endif |
---|
862 | #if H_3D_DBBP |
---|
863 | Void TDecEntropy::decodeDBBPFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
864 | { |
---|
865 | m_pcEntropyDecoderIf->parseDBBPFlag( pcCU, uiAbsPartIdx, uiDepth ); |
---|
866 | } |
---|
867 | #endif |
---|
868 | |
---|
869 | //! \} |
---|