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) 2010-2015, 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 | #include "TLibCommon/TComTU.h" |
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40 | #include "TLibCommon/TComPrediction.h" |
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41 | |
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42 | #if ENVIRONMENT_VARIABLE_DEBUG_AND_TEST |
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43 | #include "../TLibCommon/Debug.h" |
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44 | static const Bool bDebugRQT = DebugOptionList::DebugRQT.getInt()!=0; |
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45 | static const Bool bDebugPredEnabled = DebugOptionList::DebugPred.getInt()!=0; |
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46 | #endif |
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47 | |
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48 | //! \ingroup TLibDecoder |
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49 | //! \{ |
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50 | |
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51 | Void TDecEntropy::setEntropyDecoder ( TDecEntropyIf* p ) |
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52 | { |
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53 | m_pcEntropyDecoderIf = p; |
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54 | } |
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55 | |
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56 | #include "TLibCommon/TComSampleAdaptiveOffset.h" |
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57 | |
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58 | Void TDecEntropy::decodeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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59 | { |
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60 | m_pcEntropyDecoderIf->parseSkipFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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61 | } |
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62 | #if H_3D |
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63 | Void TDecEntropy::decodeDIS( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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64 | { |
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65 | if( !pcCU->getSlice()->getDepthIntraSkipFlag() ) |
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66 | { |
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67 | return; |
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68 | } |
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69 | |
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70 | m_pcEntropyDecoderIf->parseDIS( pcCU, uiAbsPartIdx, uiDepth ); |
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71 | } |
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72 | #endif |
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73 | |
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74 | Void TDecEntropy::decodeCUTransquantBypassFlag(TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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75 | { |
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76 | m_pcEntropyDecoderIf->parseCUTransquantBypassFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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77 | } |
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78 | |
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79 | |
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80 | /** decode merge flag |
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81 | * \param pcSubCU |
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82 | * \param uiAbsPartIdx |
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83 | * \param uiDepth |
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84 | * \param uiPUIdx |
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85 | * \returns Void |
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86 | */ |
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87 | Void TDecEntropy::decodeMergeFlag( TComDataCU* pcSubCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPUIdx ) |
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88 | { |
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89 | // at least one merge candidate exists |
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90 | m_pcEntropyDecoderIf->parseMergeFlag( pcSubCU, uiAbsPartIdx, uiDepth, uiPUIdx ); |
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91 | } |
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92 | |
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93 | /** decode merge index |
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94 | * \param pcCU |
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95 | * \param uiPartIdx |
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96 | * \param uiAbsPartIdx |
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97 | * \param uiDepth |
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98 | * \returns Void |
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99 | */ |
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100 | Void TDecEntropy::decodeMergeIndex( TComDataCU* pcCU, UInt uiPartIdx, UInt uiAbsPartIdx, UInt uiDepth ) |
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101 | { |
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102 | UInt uiMergeIndex = 0; |
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103 | m_pcEntropyDecoderIf->parseMergeIndex( pcCU, uiMergeIndex ); |
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104 | pcCU->setMergeIndexSubParts( uiMergeIndex, uiAbsPartIdx, uiPartIdx, uiDepth ); |
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105 | } |
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106 | |
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107 | #if H_3D_ARP |
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108 | Void TDecEntropy::decodeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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109 | { |
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110 | if( !pcCU->getSlice()->getARPStepNum() || pcCU->isIntra( uiAbsPartIdx ) ) |
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111 | { |
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112 | return; |
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113 | } |
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114 | |
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115 | if( pcCU->getPartitionSize(uiAbsPartIdx) != SIZE_2Nx2N ) |
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116 | { |
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117 | pcCU->setARPWSubParts( 0 , uiAbsPartIdx, uiDepth ); |
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118 | } |
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119 | else |
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120 | { |
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121 | m_pcEntropyDecoderIf->parseARPW( pcCU , uiAbsPartIdx , uiDepth ); |
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122 | } |
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123 | } |
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124 | #endif |
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125 | |
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126 | #if NH_3D_IC |
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127 | Void TDecEntropy::decodeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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128 | { |
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129 | pcCU->setICFlagSubParts( false , uiAbsPartIdx, 0, uiDepth ); |
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130 | |
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131 | #if H_3D_ARP |
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132 | if ( pcCU->isIntra( uiAbsPartIdx ) || ( pcCU->getSlice()->getViewIndex() == 0 ) || pcCU->getSlice()->getIsDepth() || pcCU->getARPW( uiAbsPartIdx ) > 0 ) |
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133 | #else |
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134 | if ( pcCU->isIntra( uiAbsPartIdx ) || ( pcCU->getSlice()->getViewIndex() == 0 ) || pcCU->getSlice()->getIsDepth() ) |
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135 | #endif |
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136 | { |
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137 | return; |
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138 | } |
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139 | |
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140 | if( !pcCU->getSlice()->getApplyIC() ) |
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141 | return; |
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142 | |
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143 | if( pcCU->isICFlagRequired( uiAbsPartIdx ) ) |
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144 | m_pcEntropyDecoderIf->parseICFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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145 | } |
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146 | #endif |
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147 | |
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148 | Void TDecEntropy::decodeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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149 | { |
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150 | m_pcEntropyDecoderIf->parseSplitFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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151 | } |
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152 | |
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153 | Void TDecEntropy::decodePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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154 | { |
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155 | m_pcEntropyDecoderIf->parsePredMode( pcCU, uiAbsPartIdx, uiDepth ); |
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156 | } |
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157 | |
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158 | Void TDecEntropy::decodePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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159 | { |
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160 | m_pcEntropyDecoderIf->parsePartSize( pcCU, uiAbsPartIdx, uiDepth ); |
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161 | } |
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162 | |
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163 | Void TDecEntropy::decodePredInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, TComDataCU* pcSubCU ) |
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164 | { |
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165 | if( pcCU->isIntra( uiAbsPartIdx ) ) // If it is Intra mode, encode intra prediction mode. |
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166 | { |
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167 | decodeIntraDirModeLuma ( pcCU, uiAbsPartIdx, uiDepth ); |
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168 | #if H_3D_DIM_SDC |
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169 | decodeSDCFlag ( pcCU, uiAbsPartIdx, uiDepth ); |
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170 | if(!pcCU->getSDCFlag(uiAbsPartIdx)) |
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171 | #endif |
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172 | if (pcCU->getPic()->getChromaFormat()!=CHROMA_400) |
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173 | { |
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174 | decodeIntraDirModeChroma( pcCU, uiAbsPartIdx, uiDepth ); |
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175 | if (enable4ChromaPUsInIntraNxNCU(pcCU->getPic()->getChromaFormat()) && pcCU->getPartitionSize( uiAbsPartIdx )==SIZE_NxN) |
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176 | { |
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177 | UInt uiPartOffset = ( pcCU->getPic()->getNumPartitionsInCtu() >> ( pcCU->getDepth(uiAbsPartIdx) << 1 ) ) >> 2; |
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178 | decodeIntraDirModeChroma( pcCU, uiAbsPartIdx + uiPartOffset, uiDepth+1 ); |
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179 | decodeIntraDirModeChroma( pcCU, uiAbsPartIdx + uiPartOffset*2, uiDepth+1 ); |
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180 | decodeIntraDirModeChroma( pcCU, uiAbsPartIdx + uiPartOffset*3, uiDepth+1 ); |
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181 | } |
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182 | } |
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183 | } |
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184 | else // if it is Inter mode, encode motion vector and reference index |
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185 | { |
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186 | decodePUWise( pcCU, uiAbsPartIdx, uiDepth, pcSubCU ); |
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187 | } |
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188 | } |
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189 | |
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190 | /** Parse I_PCM information. |
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191 | * \param pcCU pointer to CUpointer to CU |
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192 | * \param uiAbsPartIdx CU index |
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193 | * \param uiDepth CU depth |
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194 | * \returns Void |
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195 | */ |
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196 | Void TDecEntropy::decodeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
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197 | { |
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198 | if(!pcCU->getSlice()->getSPS()->getUsePCM() |
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199 | || pcCU->getWidth(uiAbsPartIdx) > (1<<pcCU->getSlice()->getSPS()->getPCMLog2MaxSize()) |
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200 | || pcCU->getWidth(uiAbsPartIdx) < (1<<pcCU->getSlice()->getSPS()->getPCMLog2MinSize()) ) |
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201 | { |
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202 | return; |
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203 | } |
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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 | #if ENVIRONMENT_VARIABLE_DEBUG_AND_TEST |
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217 | if (bDebugPredEnabled) |
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218 | { |
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219 | UInt cdir=pcCU->getIntraDir(CHANNEL_TYPE_CHROMA, uiAbsPartIdx); |
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220 | if (cdir==36) |
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221 | { |
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222 | cdir=pcCU->getIntraDir(CHANNEL_TYPE_LUMA, uiAbsPartIdx); |
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223 | } |
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224 | printf("coding chroma Intra dir: %d, uiAbsPartIdx: %d, luma dir: %d\n", cdir, uiAbsPartIdx, pcCU->getIntraDir(CHANNEL_TYPE_LUMA, uiAbsPartIdx)); |
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225 | } |
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226 | #endif |
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227 | } |
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228 | |
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229 | |
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230 | /** decode motion information for every PU block. |
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231 | * \param pcCU |
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232 | * \param uiAbsPartIdx |
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233 | * \param uiDepth |
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234 | * \param pcSubCU |
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235 | * \returns Void |
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236 | */ |
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237 | Void TDecEntropy::decodePUWise( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, TComDataCU* pcSubCU ) |
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238 | { |
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239 | PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx ); |
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240 | UInt uiNumPU = ( ePartSize == SIZE_2Nx2N ? 1 : ( ePartSize == SIZE_NxN ? 4 : 2 ) ); |
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241 | UInt uiPUOffset = ( g_auiPUOffset[UInt( ePartSize )] << ( ( pcCU->getSlice()->getSPS()->getMaxTotalCUDepth() - uiDepth ) << 1 ) ) >> 4; |
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242 | #if H_3D_IV_MERGE |
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243 | TComMvField cMvFieldNeighbours[MRG_MAX_NUM_CANDS_MEM << 1]; // double length for mv of both lists |
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244 | UChar uhInterDirNeighbours[MRG_MAX_NUM_CANDS_MEM]; |
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245 | #else |
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246 | TComMvField cMvFieldNeighbours[MRG_MAX_NUM_CANDS << 1]; // double length for mv of both lists |
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247 | UChar uhInterDirNeighbours[MRG_MAX_NUM_CANDS]; |
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248 | #endif |
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249 | #if H_3D_SPIVMP |
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250 | Bool bSPIVMPFlag[MRG_MAX_NUM_CANDS_MEM]; |
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251 | TComMvField* pcMvFieldSP = new TComMvField[pcCU->getPic()->getPicSym()->getNumPartition()*2]; |
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252 | UChar* puhInterDirSP = new UChar[pcCU->getPic()->getPicSym()->getNumPartition()]; |
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253 | #endif |
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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 ui = 0; ui < pcCU->getSlice()->getMaxNumMergeCand(); ui++ ) |
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258 | { |
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259 | uhInterDirNeighbours[ui] = 0; |
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260 | } |
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261 | Int numValidMergeCand = 0; |
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262 | Bool hasMergedCandList = false; |
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263 | |
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264 | pcSubCU->copyInterPredInfoFrom( pcCU, uiAbsPartIdx, REF_PIC_LIST_0 ); |
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265 | pcSubCU->copyInterPredInfoFrom( pcCU, uiAbsPartIdx, REF_PIC_LIST_1 ); |
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266 | #if H_3D |
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267 | for ( UInt uiPartIdx = 0, uiSubPartIdx = uiAbsPartIdx; uiPartIdx < uiNumPU; uiPartIdx++, uiSubPartIdx += uiPUOffset ) |
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268 | { |
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269 | #if H_MV_ENC_DEC_TRAC |
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270 | DTRACE_PU_S("=========== prediction_unit ===========\n") |
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271 | // ToDo: |
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272 | //DTRACE_PU("x0", uiLPelX) |
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273 | //DTRACE_PU("x1", uiTPelY) |
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274 | #endif |
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275 | |
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276 | ////// Parse PUs syntax |
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277 | decodeMergeFlag( pcCU, uiSubPartIdx, uiDepth, uiPartIdx ); |
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278 | if ( pcCU->getMergeFlag( uiSubPartIdx ) ) |
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279 | { |
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280 | decodeMergeIndex( pcCU, uiPartIdx, uiSubPartIdx, uiDepth ); |
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281 | } |
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282 | else |
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283 | { |
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284 | decodeInterDirPU( pcCU, uiSubPartIdx, uiDepth, uiPartIdx ); |
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285 | for ( UInt uiRefListIdx = 0; uiRefListIdx < 2; uiRefListIdx++ ) |
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286 | { |
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287 | if ( pcCU->getSlice()->getNumRefIdx( RefPicList( uiRefListIdx ) ) > 0 ) |
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288 | { |
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289 | decodeRefFrmIdxPU( pcCU, uiSubPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
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290 | decodeMvdPU ( pcCU, uiSubPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
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291 | decodeMVPIdxPU ( pcSubCU, uiSubPartIdx-uiAbsPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
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292 | } |
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293 | } |
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294 | } |
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295 | } |
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296 | |
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297 | ////// Parse CUs extension syntax |
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298 | decodeDBBPFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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299 | decodeSDCFlag ( pcCU, uiAbsPartIdx, uiDepth ); |
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300 | |
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301 | #if H_3D_ARP |
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302 | decodeARPW ( pcCU, uiAbsPartIdx, uiDepth ); |
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303 | #endif |
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304 | #if H_3D_IC |
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305 | decodeICFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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306 | #endif |
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307 | |
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308 | ////// Decode motion vectors |
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309 | for ( UInt uiPartIdx = 0, uiSubPartIdx = uiAbsPartIdx; uiPartIdx < uiNumPU; uiPartIdx++, uiSubPartIdx += uiPUOffset ) |
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310 | { |
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311 | if ( pcCU->getMergeFlag( uiSubPartIdx ) ) |
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312 | { |
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313 | UInt uiMergeIndex = pcCU->getMergeIndex(uiSubPartIdx); |
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314 | #if H_3D_DBBP |
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315 | if ( pcCU->getSlice()->getPPS()->getLog2ParallelMergeLevelMinus2() && ePartSize != SIZE_2Nx2N && pcSubCU->getWidth( 0 ) <= 8 && pcCU->getDBBPFlag(uiAbsPartIdx) == false ) |
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316 | #else |
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317 | if ( pcCU->getSlice()->getPPS()->getLog2ParallelMergeLevelMinus2() && ePartSize != SIZE_2Nx2N && pcSubCU->getWidth( 0 ) <= 8 ) |
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318 | #endif |
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319 | { |
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320 | pcSubCU->setPartSizeSubParts( SIZE_2Nx2N, 0, uiDepth ); |
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321 | if ( !isMerged ) |
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322 | { |
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323 | #if H_3D_VSP |
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324 | Int vspFlag[MRG_MAX_NUM_CANDS_MEM]; |
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325 | memset(vspFlag, 0, sizeof(Int)*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( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand); |
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331 | pcSubCU->xGetInterMergeCandidates( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours |
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332 | #if H_3D_SPIVMP |
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333 | , pcMvFieldSP, puhInterDirSP |
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334 | #endif |
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335 | , numValidMergeCand ); |
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336 | pcSubCU->buildMCL( cMvFieldNeighbours, uhInterDirNeighbours, vspFlag |
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337 | #if H_3D_SPIVMP |
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338 | , bSPIVMPFlag |
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339 | #endif |
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340 | , numValidMergeCand ); |
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341 | pcCU->setVSPFlagSubParts( vspFlag[uiMergeIndex], uiSubPartIdx, uiPartIdx, uiDepth ); |
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342 | |
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343 | #else |
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344 | #if H_3D |
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345 | pcSubCU->initAvailableFlags(); |
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346 | pcSubCU->getInterMergeCandidates( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand); |
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347 | pcSubCU->xGetInterMergeCandidates( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand ); |
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348 | |
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349 | #else |
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350 | pcSubCU->getInterMergeCandidates( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand ); |
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351 | #endif |
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352 | #endif |
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353 | isMerged = true; |
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354 | } |
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355 | pcSubCU->setPartSizeSubParts( ePartSize, 0, uiDepth ); |
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356 | } |
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357 | else |
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358 | { |
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359 | uiMergeIndex = pcCU->getMergeIndex(uiSubPartIdx); |
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360 | #if H_3D_VSP |
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361 | Int vspFlag[MRG_MAX_NUM_CANDS_MEM]; |
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362 | memset(vspFlag, 0, sizeof(Int)*MRG_MAX_NUM_CANDS_MEM); |
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363 | #if H_3D_SPIVMP |
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364 | memset(bSPIVMPFlag, false, sizeof(Bool)*MRG_MAX_NUM_CANDS_MEM); |
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365 | #endif |
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366 | pcSubCU->initAvailableFlags(); |
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367 | pcSubCU->getInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand, uiMergeIndex ); |
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368 | pcSubCU->xGetInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, cMvFieldNeighbours, uhInterDirNeighbours |
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369 | #if H_3D_SPIVMP |
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370 | , pcMvFieldSP, puhInterDirSP |
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371 | #endif |
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372 | ,numValidMergeCand, uiMergeIndex ); |
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373 | pcSubCU->buildMCL( cMvFieldNeighbours, uhInterDirNeighbours, vspFlag |
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374 | #if H_3D_SPIVMP |
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375 | , bSPIVMPFlag |
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376 | #endif |
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377 | ,numValidMergeCand ); |
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378 | pcCU->setVSPFlagSubParts( vspFlag[uiMergeIndex], uiSubPartIdx, uiPartIdx, uiDepth ); |
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379 | #else |
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380 | #if H_3D |
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381 | pcSubCU->initAvailableFlags(); |
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382 | pcSubCU->getInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand, uiMergeIndex ); |
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383 | pcSubCU->xGetInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand, uiMergeIndex ); |
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384 | #else |
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385 | pcSubCU->getInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand, uiMergeIndex ); |
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386 | #endif |
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387 | #endif |
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388 | } |
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389 | pcCU->setInterDirSubParts( uhInterDirNeighbours[uiMergeIndex], uiSubPartIdx, uiPartIdx, uiDepth ); |
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390 | |
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391 | TComMv cTmpMv( 0, 0 ); |
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392 | for ( UInt uiRefListIdx = 0; uiRefListIdx < 2; uiRefListIdx++ ) |
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393 | { |
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394 | if ( pcCU->getSlice()->getNumRefIdx( RefPicList( uiRefListIdx ) ) > 0 ) |
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395 | { |
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396 | pcCU->setMVPIdxSubParts( 0, RefPicList( uiRefListIdx ), uiSubPartIdx, uiPartIdx, uiDepth); |
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397 | pcCU->setMVPNumSubParts( 0, RefPicList( uiRefListIdx ), uiSubPartIdx, uiPartIdx, uiDepth); |
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398 | pcCU->getCUMvField( RefPicList( uiRefListIdx ) )->setAllMvd( cTmpMv, ePartSize, uiSubPartIdx, uiDepth, uiPartIdx ); |
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399 | pcCU->getCUMvField( RefPicList( uiRefListIdx ) )->setAllMvField( cMvFieldNeighbours[ 2*uiMergeIndex + uiRefListIdx ], ePartSize, uiSubPartIdx, uiDepth, uiPartIdx ); |
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400 | #if H_3D_VSP |
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401 | #if H_3D_DBBP |
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402 | if( pcCU->getVSPFlag( uiSubPartIdx ) != 0 && !pcCU->getDBBPFlag( uiAbsPartIdx ) ) |
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403 | #else |
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404 | if( pcCU->getVSPFlag( uiSubPartIdx ) != 0 ) |
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405 | #endif |
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406 | { |
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407 | if ( uhInterDirNeighbours[ uiMergeIndex ] & (1<<uiRefListIdx) ) |
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408 | { |
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409 | UInt dummy; |
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410 | Int vspSize; |
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411 | Int width, height; |
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412 | pcCU->getPartIndexAndSize( uiPartIdx, dummy, width, height, uiSubPartIdx, pcCU->getTotalNumPart()==256 ); |
---|
413 | pcCU->setMvFieldPUForVSP( pcCU, uiSubPartIdx, width, height, RefPicList( uiRefListIdx ), cMvFieldNeighbours[ 2*uiMergeIndex + uiRefListIdx ].getRefIdx(), vspSize ); |
---|
414 | pcCU->setVSPFlag( uiSubPartIdx, vspSize ); |
---|
415 | } |
---|
416 | } |
---|
417 | #endif |
---|
418 | } |
---|
419 | } |
---|
420 | #if H_3D_SPIVMP |
---|
421 | pcCU->setSPIVMPFlagSubParts(bSPIVMPFlag[uiMergeIndex], uiSubPartIdx, uiPartIdx, uiDepth ); |
---|
422 | if (bSPIVMPFlag[uiMergeIndex] != 0) |
---|
423 | { |
---|
424 | Int iWidth, iHeight; |
---|
425 | UInt uiIdx; |
---|
426 | pcCU->getPartIndexAndSize( uiPartIdx, uiIdx, iWidth, iHeight, uiSubPartIdx, true ); |
---|
427 | |
---|
428 | UInt uiSPAddr; |
---|
429 | |
---|
430 | Int iNumSPInOneLine, iNumSP, iSPWidth, iSPHeight; |
---|
431 | |
---|
432 | pcCU->getSPPara(iWidth, iHeight, iNumSP, iNumSPInOneLine, iSPWidth, iSPHeight); |
---|
433 | |
---|
434 | for (Int iPartitionIdx = 0; iPartitionIdx < iNumSP; iPartitionIdx++) |
---|
435 | { |
---|
436 | pcCU->getSPAbsPartIdx(uiSubPartIdx, iSPWidth, iSPHeight, iPartitionIdx, iNumSPInOneLine, uiSPAddr); |
---|
437 | pcCU->setInterDirSP(puhInterDirSP[iPartitionIdx], uiSPAddr, iSPWidth, iSPHeight); |
---|
438 | pcCU->getCUMvField( REF_PIC_LIST_0 )->setMvFieldSP(pcCU, uiSPAddr, pcMvFieldSP[2*iPartitionIdx], iSPWidth, iSPHeight); |
---|
439 | pcCU->getCUMvField( REF_PIC_LIST_1 )->setMvFieldSP(pcCU, uiSPAddr, pcMvFieldSP[2*iPartitionIdx + 1], iSPWidth, iSPHeight); |
---|
440 | } |
---|
441 | } |
---|
442 | #endif |
---|
443 | } |
---|
444 | else |
---|
445 | { |
---|
446 | for ( UInt uiRefListIdx = 0; uiRefListIdx < 2; uiRefListIdx++ ) |
---|
447 | { |
---|
448 | if ( pcCU->getSlice()->getNumRefIdx( RefPicList( uiRefListIdx ) ) > 0 ) |
---|
449 | { |
---|
450 | decodeMvsAMVP ( pcSubCU, uiSubPartIdx-uiAbsPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
---|
451 | } |
---|
452 | } |
---|
453 | } |
---|
454 | |
---|
455 | if ( (pcCU->getInterDir(uiSubPartIdx) == 3) && pcSubCU->isBipredRestriction(uiPartIdx) ) |
---|
456 | { |
---|
457 | pcCU->getCUMvField( REF_PIC_LIST_1 )->setAllMv( TComMv(0,0), ePartSize, uiSubPartIdx, uiDepth, uiPartIdx); |
---|
458 | pcCU->getCUMvField( REF_PIC_LIST_1 )->setAllRefIdx( -1, ePartSize, uiSubPartIdx, uiDepth, uiPartIdx); |
---|
459 | pcCU->setInterDirSubParts( 1, uiSubPartIdx, uiPartIdx, uiDepth); |
---|
460 | } |
---|
461 | } |
---|
462 | #else |
---|
463 | for ( UInt uiPartIdx = 0, uiSubPartIdx = uiAbsPartIdx; uiPartIdx < uiNumPU; uiPartIdx++, uiSubPartIdx += uiPUOffset ) |
---|
464 | { |
---|
465 | #if H_MV_ENC_DEC_TRAC |
---|
466 | DTRACE_PU_S("=========== prediction_unit ===========\n") |
---|
467 | // ToDo: |
---|
468 | //DTRACE_PU("x0", uiLPelX) |
---|
469 | //DTRACE_PU("x1", uiTPelY) |
---|
470 | #endif |
---|
471 | decodeMergeFlag( pcCU, uiSubPartIdx, uiDepth, uiPartIdx ); |
---|
472 | if ( pcCU->getMergeFlag( uiSubPartIdx ) ) |
---|
473 | { |
---|
474 | decodeMergeIndex( pcCU, uiPartIdx, uiSubPartIdx, uiDepth ); |
---|
475 | #if ENVIRONMENT_VARIABLE_DEBUG_AND_TEST |
---|
476 | if (bDebugPredEnabled) |
---|
477 | { |
---|
478 | std::cout << "Coded merge flag, CU absPartIdx: " << uiAbsPartIdx << " PU(" << uiPartIdx << ") absPartIdx: " << uiSubPartIdx; |
---|
479 | std::cout << " merge index: " << (UInt)pcCU->getMergeIndex(uiSubPartIdx) << std::endl; |
---|
480 | } |
---|
481 | #endif |
---|
482 | #if NH_3D_IC |
---|
483 | decodeICFlag( pcCU, uiAbsPartIdx, uiDepth ); |
---|
484 | #endif |
---|
485 | |
---|
486 | UInt uiMergeIndex = pcCU->getMergeIndex(uiSubPartIdx); |
---|
487 | if ( pcCU->getSlice()->getPPS()->getLog2ParallelMergeLevelMinus2() && ePartSize != SIZE_2Nx2N && pcSubCU->getWidth( 0 ) <= 8 ) |
---|
488 | { |
---|
489 | if ( !hasMergedCandList ) |
---|
490 | { |
---|
491 | pcSubCU->setPartSizeSubParts( SIZE_2Nx2N, 0, uiDepth ); // temporarily set. |
---|
492 | pcSubCU->getInterMergeCandidates( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand ); |
---|
493 | pcSubCU->setPartSizeSubParts( ePartSize, 0, uiDepth ); // restore. |
---|
494 | hasMergedCandList = true; |
---|
495 | } |
---|
496 | } |
---|
497 | else |
---|
498 | { |
---|
499 | uiMergeIndex = pcCU->getMergeIndex(uiSubPartIdx); |
---|
500 | pcSubCU->getInterMergeCandidates( uiSubPartIdx-uiAbsPartIdx, uiPartIdx, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand, uiMergeIndex ); |
---|
501 | } |
---|
502 | |
---|
503 | pcCU->setInterDirSubParts( uhInterDirNeighbours[uiMergeIndex], uiSubPartIdx, uiPartIdx, uiDepth ); |
---|
504 | |
---|
505 | TComMv cTmpMv( 0, 0 ); |
---|
506 | for ( UInt uiRefListIdx = 0; uiRefListIdx < 2; uiRefListIdx++ ) |
---|
507 | { |
---|
508 | if ( pcCU->getSlice()->getNumRefIdx( RefPicList( uiRefListIdx ) ) > 0 ) |
---|
509 | { |
---|
510 | pcCU->setMVPIdxSubParts( 0, RefPicList( uiRefListIdx ), uiSubPartIdx, uiPartIdx, uiDepth); |
---|
511 | pcCU->setMVPNumSubParts( 0, RefPicList( uiRefListIdx ), uiSubPartIdx, uiPartIdx, uiDepth); |
---|
512 | pcCU->getCUMvField( RefPicList( uiRefListIdx ) )->setAllMvd( cTmpMv, ePartSize, uiSubPartIdx, uiDepth, uiPartIdx ); |
---|
513 | pcCU->getCUMvField( RefPicList( uiRefListIdx ) )->setAllMvField( cMvFieldNeighbours[ 2*uiMergeIndex + uiRefListIdx ], ePartSize, uiSubPartIdx, uiDepth, uiPartIdx ); |
---|
514 | |
---|
515 | } |
---|
516 | } |
---|
517 | } |
---|
518 | else |
---|
519 | { |
---|
520 | decodeInterDirPU( pcCU, uiSubPartIdx, uiDepth, uiPartIdx ); |
---|
521 | for ( UInt uiRefListIdx = 0; uiRefListIdx < 2; uiRefListIdx++ ) |
---|
522 | { |
---|
523 | if ( pcCU->getSlice()->getNumRefIdx( RefPicList( uiRefListIdx ) ) > 0 ) |
---|
524 | { |
---|
525 | decodeRefFrmIdxPU( pcCU, uiSubPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
---|
526 | decodeMvdPU ( pcCU, uiSubPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
---|
527 | decodeMVPIdxPU ( pcSubCU, uiSubPartIdx-uiAbsPartIdx, uiDepth, uiPartIdx, RefPicList( uiRefListIdx ) ); |
---|
528 | #if ENVIRONMENT_VARIABLE_DEBUG_AND_TEST |
---|
529 | if (bDebugPredEnabled) |
---|
530 | { |
---|
531 | std::cout << "refListIdx: " << uiRefListIdx << std::endl; |
---|
532 | std::cout << "MVD horizontal: " << pcCU->getCUMvField(RefPicList(uiRefListIdx))->getMvd( uiAbsPartIdx ).getHor() << std::endl; |
---|
533 | std::cout << "MVD vertical: " << pcCU->getCUMvField(RefPicList(uiRefListIdx))->getMvd( uiAbsPartIdx ).getVer() << std::endl; |
---|
534 | std::cout << "MVPIdxPU: " << pcCU->getMVPIdx(RefPicList( uiRefListIdx ), uiSubPartIdx) << std::endl; |
---|
535 | std::cout << "InterDir: " << (UInt)pcCU->getInterDir(uiSubPartIdx) << std::endl; |
---|
536 | } |
---|
537 | #endif |
---|
538 | } |
---|
539 | } |
---|
540 | #if NH_3D_IC |
---|
541 | decodeICFlag( pcCU, uiAbsPartIdx, uiDepth ); |
---|
542 | #endif |
---|
543 | } |
---|
544 | |
---|
545 | if ( (pcCU->getInterDir(uiSubPartIdx) == 3) && pcSubCU->isBipredRestriction(uiPartIdx) ) |
---|
546 | { |
---|
547 | pcCU->getCUMvField( REF_PIC_LIST_1 )->setAllMv( TComMv(0,0), ePartSize, uiSubPartIdx, uiDepth, uiPartIdx); |
---|
548 | pcCU->getCUMvField( REF_PIC_LIST_1 )->setAllRefIdx( -1, ePartSize, uiSubPartIdx, uiDepth, uiPartIdx); |
---|
549 | pcCU->setInterDirSubParts( 1, uiSubPartIdx, uiPartIdx, uiDepth); |
---|
550 | } |
---|
551 | } |
---|
552 | #endif |
---|
553 | #if H_3D_SPIVMP |
---|
554 | delete[] pcMvFieldSP; |
---|
555 | delete[] puhInterDirSP; |
---|
556 | #endif |
---|
557 | return; |
---|
558 | } |
---|
559 | |
---|
560 | /** decode inter direction for a PU block |
---|
561 | * \param pcCU |
---|
562 | * \param uiAbsPartIdx |
---|
563 | * \param uiDepth |
---|
564 | * \param uiPartIdx |
---|
565 | * \returns Void |
---|
566 | */ |
---|
567 | Void TDecEntropy::decodeInterDirPU( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPartIdx ) |
---|
568 | { |
---|
569 | UInt uiInterDir; |
---|
570 | |
---|
571 | if ( pcCU->getSlice()->isInterP() ) |
---|
572 | { |
---|
573 | uiInterDir = 1; |
---|
574 | } |
---|
575 | else |
---|
576 | { |
---|
577 | m_pcEntropyDecoderIf->parseInterDir( pcCU, uiInterDir, uiAbsPartIdx ); |
---|
578 | } |
---|
579 | |
---|
580 | pcCU->setInterDirSubParts( uiInterDir, uiAbsPartIdx, uiPartIdx, uiDepth ); |
---|
581 | } |
---|
582 | |
---|
583 | Void TDecEntropy::decodeRefFrmIdxPU( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList ) |
---|
584 | { |
---|
585 | Int iRefFrmIdx = 0; |
---|
586 | Int iParseRefFrmIdx = pcCU->getInterDir( uiAbsPartIdx ) & ( 1 << eRefList ); |
---|
587 | |
---|
588 | if ( pcCU->getSlice()->getNumRefIdx( eRefList ) > 1 && iParseRefFrmIdx ) |
---|
589 | { |
---|
590 | m_pcEntropyDecoderIf->parseRefFrmIdx( pcCU, iRefFrmIdx, eRefList ); |
---|
591 | } |
---|
592 | else if ( !iParseRefFrmIdx ) |
---|
593 | { |
---|
594 | iRefFrmIdx = NOT_VALID; |
---|
595 | } |
---|
596 | else |
---|
597 | { |
---|
598 | iRefFrmIdx = 0; |
---|
599 | } |
---|
600 | |
---|
601 | PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx ); |
---|
602 | pcCU->getCUMvField( eRefList )->setAllRefIdx( iRefFrmIdx, ePartSize, uiAbsPartIdx, uiDepth, uiPartIdx ); |
---|
603 | } |
---|
604 | |
---|
605 | /** decode motion vector difference for a PU block |
---|
606 | * \param pcCU |
---|
607 | * \param uiAbsPartIdx |
---|
608 | * \param uiDepth |
---|
609 | * \param uiPartIdx |
---|
610 | * \param eRefList |
---|
611 | * \returns Void |
---|
612 | */ |
---|
613 | Void TDecEntropy::decodeMvdPU( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList ) |
---|
614 | { |
---|
615 | if ( pcCU->getInterDir( uiAbsPartIdx ) & ( 1 << eRefList ) ) |
---|
616 | { |
---|
617 | m_pcEntropyDecoderIf->parseMvd( pcCU, uiAbsPartIdx, uiPartIdx, uiDepth, eRefList ); |
---|
618 | } |
---|
619 | } |
---|
620 | |
---|
621 | #if H_3D |
---|
622 | Void TDecEntropy::decodeMVPIdxPU( TComDataCU* pcSubCU, UInt uiPartAddr, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList ) |
---|
623 | { |
---|
624 | Int iMVPIdx = -1; |
---|
625 | |
---|
626 | if ( (pcSubCU->getInterDir(uiPartAddr) & ( 1 << eRefList )) ) |
---|
627 | { |
---|
628 | m_pcEntropyDecoderIf->parseMVPIdx( iMVPIdx ); |
---|
629 | #if H_MV_ENC_DEC_TRAC |
---|
630 | #if ENC_DEC_TRACE |
---|
631 | if ( eRefList == REF_PIC_LIST_0 ) |
---|
632 | { |
---|
633 | DTRACE_PU("mvp_l0_flag", iMVPIdx) |
---|
634 | } |
---|
635 | else |
---|
636 | { |
---|
637 | DTRACE_PU("mvp_l1_flag", iMVPIdx) |
---|
638 | } |
---|
639 | #endif |
---|
640 | #endif |
---|
641 | } |
---|
642 | pcSubCU->setMVPIdxSubParts( iMVPIdx, eRefList, uiPartAddr, uiPartIdx, uiDepth ); |
---|
643 | } |
---|
644 | |
---|
645 | Void TDecEntropy::decodeMvsAMVP( TComDataCU* pcSubCU, UInt uiPartAddr, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList ) |
---|
646 | { |
---|
647 | TComMv cZeroMv( 0, 0 ); |
---|
648 | TComMv cMv = cZeroMv; |
---|
649 | Int iRefIdx = -1; |
---|
650 | |
---|
651 | TComCUMvField* pcSubCUMvField = pcSubCU->getCUMvField( eRefList ); |
---|
652 | AMVPInfo* pAMVPInfo = pcSubCUMvField->getAMVPInfo(); |
---|
653 | |
---|
654 | iRefIdx = pcSubCUMvField->getRefIdx(uiPartAddr); |
---|
655 | cMv = cZeroMv; |
---|
656 | |
---|
657 | pcSubCU->fillMvpCand(uiPartIdx, uiPartAddr, eRefList, iRefIdx, pAMVPInfo); |
---|
658 | pcSubCU->setMVPNumSubParts(pAMVPInfo->iN, eRefList, uiPartAddr, uiPartIdx, uiDepth); |
---|
659 | if ( iRefIdx >= 0 ) |
---|
660 | { |
---|
661 | m_pcPrediction->getMvPredAMVP( pcSubCU, uiPartIdx, uiPartAddr, eRefList, cMv); |
---|
662 | cMv += pcSubCUMvField->getMvd( uiPartAddr ); |
---|
663 | } |
---|
664 | |
---|
665 | PartSize ePartSize = pcSubCU->getPartitionSize( uiPartAddr ); |
---|
666 | pcSubCU->getCUMvField( eRefList )->setAllMv(cMv, ePartSize, uiPartAddr, 0, uiPartIdx); |
---|
667 | } |
---|
668 | #else |
---|
669 | Void TDecEntropy::decodeMVPIdxPU( TComDataCU* pcSubCU, UInt uiPartAddr, UInt uiDepth, UInt uiPartIdx, RefPicList eRefList ) |
---|
670 | { |
---|
671 | Int iMVPIdx = -1; |
---|
672 | |
---|
673 | TComMv cZeroMv( 0, 0 ); |
---|
674 | TComMv cMv = cZeroMv; |
---|
675 | Int iRefIdx = -1; |
---|
676 | |
---|
677 | TComCUMvField* pcSubCUMvField = pcSubCU->getCUMvField( eRefList ); |
---|
678 | AMVPInfo* pAMVPInfo = pcSubCUMvField->getAMVPInfo(); |
---|
679 | |
---|
680 | iRefIdx = pcSubCUMvField->getRefIdx(uiPartAddr); |
---|
681 | cMv = cZeroMv; |
---|
682 | |
---|
683 | if ( (pcSubCU->getInterDir(uiPartAddr) & ( 1 << eRefList )) ) |
---|
684 | { |
---|
685 | m_pcEntropyDecoderIf->parseMVPIdx( iMVPIdx ); |
---|
686 | #if H_MV_ENC_DEC_TRAC |
---|
687 | #if ENC_DEC_TRACE |
---|
688 | if ( eRefList == REF_PIC_LIST_0 ) |
---|
689 | { |
---|
690 | DTRACE_PU("mvp_l0_flag", iMVPIdx) |
---|
691 | } |
---|
692 | else |
---|
693 | { |
---|
694 | DTRACE_PU("mvp_l1_flag", iMVPIdx) |
---|
695 | } |
---|
696 | #endif |
---|
697 | #endif |
---|
698 | } |
---|
699 | pcSubCU->fillMvpCand(uiPartIdx, uiPartAddr, eRefList, iRefIdx, pAMVPInfo); |
---|
700 | pcSubCU->setMVPNumSubParts(pAMVPInfo->iN, eRefList, uiPartAddr, uiPartIdx, uiDepth); |
---|
701 | pcSubCU->setMVPIdxSubParts( iMVPIdx, eRefList, uiPartAddr, uiPartIdx, uiDepth ); |
---|
702 | if ( iRefIdx >= 0 ) |
---|
703 | { |
---|
704 | m_pcPrediction->getMvPredAMVP( pcSubCU, uiPartIdx, uiPartAddr, eRefList, cMv); |
---|
705 | cMv += pcSubCUMvField->getMvd( uiPartAddr ); |
---|
706 | } |
---|
707 | |
---|
708 | PartSize ePartSize = pcSubCU->getPartitionSize( uiPartAddr ); |
---|
709 | pcSubCU->getCUMvField( eRefList )->setAllMv(cMv, ePartSize, uiPartAddr, 0, uiPartIdx); |
---|
710 | } |
---|
711 | #endif |
---|
712 | |
---|
713 | Void TDecEntropy::xDecodeTransform ( Bool& bCodeDQP, Bool& isChromaQpAdjCoded, TComTU &rTu, const Int quadtreeTULog2MinSizeInCU ) |
---|
714 | { |
---|
715 | |
---|
716 | TComDataCU *pcCU=rTu.getCU(); |
---|
717 | const UInt uiAbsPartIdx=rTu.GetAbsPartIdxTU(); |
---|
718 | const UInt uiDepth=rTu.GetTransformDepthTotal(); |
---|
719 | const UInt uiTrDepth = rTu.GetTransformDepthRel(); |
---|
720 | |
---|
721 | #if H_MV_ENC_DEC_TRAC |
---|
722 | #if ENC_DEC_TRACE |
---|
723 | UInt uiLPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ]; |
---|
724 | UInt uiTPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ]; |
---|
725 | |
---|
726 | DTRACE_TU_S("=========== transform_tree ===========\n") |
---|
727 | DTRACE_TU("x0", uiLPelX) |
---|
728 | DTRACE_TU("x1", uiTPelY) |
---|
729 | |
---|
730 | DTRACE_TU("log2TrafoSize", pcCU->getSlice()->getSPS()->getMaxCUWidth() >> uiDepth ) |
---|
731 | DTRACE_TU("trafoDepth" , uiDepth) |
---|
732 | #endif |
---|
733 | #endif |
---|
734 | |
---|
735 | UInt uiSubdiv; |
---|
736 | const UInt numValidComponent = pcCU->getPic()->getNumberValidComponents(); |
---|
737 | const Bool bChroma = isChromaEnabled(pcCU->getPic()->getChromaFormat()); |
---|
738 | |
---|
739 | const UInt uiLog2TrafoSize = rTu.GetLog2LumaTrSize(); |
---|
740 | #if ENVIRONMENT_VARIABLE_DEBUG_AND_TEST |
---|
741 | if (bDebugRQT) |
---|
742 | { |
---|
743 | printf("x..codeTransform: offsetLuma=%d offsetChroma=%d absPartIdx=%d, uiDepth=%d\n width=%d, height=%d, uiTrIdx=%d, uiInnerQuadIdx=%d\n", |
---|
744 | rTu.getCoefficientOffset(COMPONENT_Y), rTu.getCoefficientOffset(COMPONENT_Cb), uiAbsPartIdx, uiDepth, rTu.getRect(COMPONENT_Y).width, rTu.getRect(COMPONENT_Y).height, rTu.GetTransformDepthRel(), rTu.GetSectionNumber()); |
---|
745 | fflush(stdout); |
---|
746 | } |
---|
747 | #endif |
---|
748 | |
---|
749 | if( pcCU->isIntra(uiAbsPartIdx) && pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_NxN && uiDepth == pcCU->getDepth(uiAbsPartIdx) ) |
---|
750 | { |
---|
751 | uiSubdiv = 1; |
---|
752 | } |
---|
753 | else if( (pcCU->getSlice()->getSPS()->getQuadtreeTUMaxDepthInter() == 1) && (pcCU->isInter(uiAbsPartIdx)) && ( pcCU->getPartitionSize(uiAbsPartIdx) != SIZE_2Nx2N ) && (uiDepth == pcCU->getDepth(uiAbsPartIdx)) ) |
---|
754 | { |
---|
755 | uiSubdiv = (uiLog2TrafoSize >quadtreeTULog2MinSizeInCU); |
---|
756 | } |
---|
757 | else if( uiLog2TrafoSize > pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
---|
758 | { |
---|
759 | uiSubdiv = 1; |
---|
760 | } |
---|
761 | else if( uiLog2TrafoSize == pcCU->getSlice()->getSPS()->getQuadtreeTULog2MinSize() ) |
---|
762 | { |
---|
763 | uiSubdiv = 0; |
---|
764 | } |
---|
765 | else if( uiLog2TrafoSize == quadtreeTULog2MinSizeInCU ) |
---|
766 | { |
---|
767 | uiSubdiv = 0; |
---|
768 | } |
---|
769 | else |
---|
770 | { |
---|
771 | assert( uiLog2TrafoSize > quadtreeTULog2MinSizeInCU ); |
---|
772 | m_pcEntropyDecoderIf->parseTransformSubdivFlag( uiSubdiv, 5 - uiLog2TrafoSize ); |
---|
773 | } |
---|
774 | |
---|
775 | for(Int chan=COMPONENT_Cb; chan<numValidComponent; chan++) |
---|
776 | { |
---|
777 | const ComponentID compID=ComponentID(chan); |
---|
778 | const UInt trDepthTotalAdj=rTu.GetTransformDepthTotalAdj(compID); |
---|
779 | |
---|
780 | const Bool bFirstCbfOfCU = uiTrDepth == 0; |
---|
781 | |
---|
782 | if( bFirstCbfOfCU ) |
---|
783 | { |
---|
784 | pcCU->setCbfSubParts( 0, compID, rTu.GetAbsPartIdxTU(compID), trDepthTotalAdj); |
---|
785 | } |
---|
786 | if( bFirstCbfOfCU || rTu.ProcessingAllQuadrants(compID) ) |
---|
787 | { |
---|
788 | if( bFirstCbfOfCU || pcCU->getCbf( uiAbsPartIdx, compID, uiTrDepth - 1 ) ) |
---|
789 | { |
---|
790 | m_pcEntropyDecoderIf->parseQtCbf( rTu, compID, (uiSubdiv == 0) ); |
---|
791 | } |
---|
792 | } |
---|
793 | } |
---|
794 | |
---|
795 | if( uiSubdiv ) |
---|
796 | { |
---|
797 | const UInt uiQPartNum = pcCU->getPic()->getNumPartitionsInCtu() >> ((uiDepth+1) << 1); |
---|
798 | UInt uiYUVCbf[MAX_NUM_COMPONENT] = {0,0,0}; |
---|
799 | |
---|
800 | TComTURecurse tuRecurseChild(rTu, true); |
---|
801 | |
---|
802 | do |
---|
803 | { |
---|
804 | xDecodeTransform( bCodeDQP, isChromaQpAdjCoded, tuRecurseChild, quadtreeTULog2MinSizeInCU ); |
---|
805 | UInt childTUAbsPartIdx=tuRecurseChild.GetAbsPartIdxTU(); |
---|
806 | for(UInt ch=0; ch<numValidComponent; ch++) |
---|
807 | { |
---|
808 | uiYUVCbf[ch] |= pcCU->getCbf(childTUAbsPartIdx , ComponentID(ch), uiTrDepth+1 ); |
---|
809 | } |
---|
810 | } while (tuRecurseChild.nextSection(rTu) ); |
---|
811 | |
---|
812 | for(UInt ch=0; ch<numValidComponent; ch++) |
---|
813 | { |
---|
814 | UChar *pBase = pcCU->getCbf( ComponentID(ch) ) + uiAbsPartIdx; |
---|
815 | const UChar flag = uiYUVCbf[ch] << uiTrDepth; |
---|
816 | |
---|
817 | for( UInt ui = 0; ui < 4 * uiQPartNum; ++ui ) |
---|
818 | { |
---|
819 | pBase[ui] |= flag; |
---|
820 | } |
---|
821 | } |
---|
822 | } |
---|
823 | else |
---|
824 | { |
---|
825 | assert( uiDepth >= pcCU->getDepth( uiAbsPartIdx ) ); |
---|
826 | pcCU->setTrIdxSubParts( uiTrDepth, uiAbsPartIdx, uiDepth ); |
---|
827 | |
---|
828 | #if !H_MV_ENC_DEC_TRAC |
---|
829 | { |
---|
830 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
---|
831 | DTRACE_CABAC_T( "\tTrIdx: abspart=" ); |
---|
832 | DTRACE_CABAC_V( uiAbsPartIdx ); |
---|
833 | DTRACE_CABAC_T( "\tdepth=" ); |
---|
834 | DTRACE_CABAC_V( uiDepth ); |
---|
835 | DTRACE_CABAC_T( "\ttrdepth=" ); |
---|
836 | DTRACE_CABAC_V( uiTrDepth ); |
---|
837 | DTRACE_CABAC_T( "\n" ); |
---|
838 | } |
---|
839 | #endif |
---|
840 | |
---|
841 | pcCU->setCbfSubParts ( 0, COMPONENT_Y, uiAbsPartIdx, uiDepth ); |
---|
842 | |
---|
843 | if( (!pcCU->isIntra(uiAbsPartIdx)) && uiDepth == pcCU->getDepth( uiAbsPartIdx ) && ((!bChroma) || (!pcCU->getCbf( uiAbsPartIdx, COMPONENT_Cb, 0 ) && !pcCU->getCbf( uiAbsPartIdx, COMPONENT_Cr, 0 )) )) |
---|
844 | { |
---|
845 | pcCU->setCbfSubParts( 1 << uiTrDepth, COMPONENT_Y, uiAbsPartIdx, uiDepth ); |
---|
846 | } |
---|
847 | else |
---|
848 | { |
---|
849 | m_pcEntropyDecoderIf->parseQtCbf( rTu, COMPONENT_Y, true ); |
---|
850 | } |
---|
851 | |
---|
852 | |
---|
853 | // transform_unit begin |
---|
854 | UInt cbf[MAX_NUM_COMPONENT]={0,0,0}; |
---|
855 | Bool validCbf = false; |
---|
856 | Bool validChromaCbf = false; |
---|
857 | const UInt uiTrIdx = rTu.GetTransformDepthRel(); |
---|
858 | |
---|
859 | for(UInt ch=0; ch<pcCU->getPic()->getNumberValidComponents(); ch++) |
---|
860 | { |
---|
861 | const ComponentID compID = ComponentID(ch); |
---|
862 | |
---|
863 | cbf[compID] = pcCU->getCbf( uiAbsPartIdx, compID, uiTrIdx ); |
---|
864 | |
---|
865 | if (cbf[compID] != 0) |
---|
866 | { |
---|
867 | validCbf = true; |
---|
868 | if (isChroma(compID)) |
---|
869 | { |
---|
870 | validChromaCbf = true; |
---|
871 | } |
---|
872 | } |
---|
873 | } |
---|
874 | |
---|
875 | if ( validCbf ) |
---|
876 | { |
---|
877 | |
---|
878 | // dQP: only for CTU |
---|
879 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
---|
880 | { |
---|
881 | if ( bCodeDQP ) |
---|
882 | { |
---|
883 | const UInt uiAbsPartIdxCU=rTu.GetAbsPartIdxCU(); |
---|
884 | decodeQP( pcCU, uiAbsPartIdxCU); |
---|
885 | bCodeDQP = false; |
---|
886 | } |
---|
887 | } |
---|
888 | |
---|
889 | if ( pcCU->getSlice()->getUseChromaQpAdj() ) |
---|
890 | { |
---|
891 | if ( validChromaCbf && isChromaQpAdjCoded && !pcCU->getCUTransquantBypass(rTu.GetAbsPartIdxCU()) ) |
---|
892 | { |
---|
893 | decodeChromaQpAdjustment( pcCU, rTu.GetAbsPartIdxCU() ); |
---|
894 | isChromaQpAdjCoded = false; |
---|
895 | } |
---|
896 | } |
---|
897 | |
---|
898 | const UInt numValidComp=pcCU->getPic()->getNumberValidComponents(); |
---|
899 | |
---|
900 | for(UInt ch=COMPONENT_Y; ch<numValidComp; ch++) |
---|
901 | { |
---|
902 | const ComponentID compID=ComponentID(ch); |
---|
903 | |
---|
904 | if( rTu.ProcessComponentSection(compID) ) |
---|
905 | { |
---|
906 | #if ENVIRONMENT_VARIABLE_DEBUG_AND_TEST |
---|
907 | if (bDebugRQT) |
---|
908 | { |
---|
909 | printf("Call NxN for chan %d width=%d height=%d cbf=%d\n", compID, rTu.getRect(compID).width, rTu.getRect(compID).height, 1); |
---|
910 | } |
---|
911 | #endif |
---|
912 | |
---|
913 | if (rTu.getRect(compID).width != rTu.getRect(compID).height) |
---|
914 | { |
---|
915 | //code two sub-TUs |
---|
916 | TComTURecurse subTUIterator(rTu, false, TComTU::VERTICAL_SPLIT, true, compID); |
---|
917 | |
---|
918 | do |
---|
919 | { |
---|
920 | const UInt subTUCBF = pcCU->getCbf(subTUIterator.GetAbsPartIdxTU(), compID, (uiTrIdx + 1)); |
---|
921 | |
---|
922 | if (subTUCBF != 0) |
---|
923 | { |
---|
924 | #if ENVIRONMENT_VARIABLE_DEBUG_AND_TEST |
---|
925 | if (bDebugRQT) |
---|
926 | { |
---|
927 | printf("Call NxN for chan %d width=%d height=%d cbf=%d\n", compID, subTUIterator.getRect(compID).width, subTUIterator.getRect(compID).height, 1); |
---|
928 | } |
---|
929 | #endif |
---|
930 | m_pcEntropyDecoderIf->parseCoeffNxN( subTUIterator, compID ); |
---|
931 | } |
---|
932 | } while (subTUIterator.nextSection(rTu)); |
---|
933 | } |
---|
934 | else |
---|
935 | { |
---|
936 | if(isChroma(compID) && (cbf[COMPONENT_Y] != 0)) |
---|
937 | { |
---|
938 | m_pcEntropyDecoderIf->parseCrossComponentPrediction( rTu, compID ); |
---|
939 | } |
---|
940 | |
---|
941 | if(cbf[compID] != 0) |
---|
942 | { |
---|
943 | m_pcEntropyDecoderIf->parseCoeffNxN( rTu, compID ); |
---|
944 | } |
---|
945 | } |
---|
946 | } |
---|
947 | } |
---|
948 | } |
---|
949 | // transform_unit end |
---|
950 | } |
---|
951 | } |
---|
952 | |
---|
953 | Void TDecEntropy::decodeQP ( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
954 | { |
---|
955 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
---|
956 | { |
---|
957 | m_pcEntropyDecoderIf->parseDeltaQP( pcCU, uiAbsPartIdx, pcCU->getDepth( uiAbsPartIdx ) ); |
---|
958 | } |
---|
959 | } |
---|
960 | |
---|
961 | Void TDecEntropy::decodeChromaQpAdjustment( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
962 | { |
---|
963 | if ( pcCU->getSlice()->getUseChromaQpAdj() ) |
---|
964 | { |
---|
965 | m_pcEntropyDecoderIf->parseChromaQpAdjustment( pcCU, uiAbsPartIdx, pcCU->getDepth( uiAbsPartIdx ) ); |
---|
966 | } |
---|
967 | } |
---|
968 | |
---|
969 | |
---|
970 | //! decode coefficients |
---|
971 | Void TDecEntropy::decodeCoeff( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool& bCodeDQP, Bool& isChromaQpAdjCoded ) |
---|
972 | { |
---|
973 | #if H_3D_DIM_SDC |
---|
974 | if( pcCU->getSDCFlag( uiAbsPartIdx ) && pcCU->isIntra( uiAbsPartIdx) ) |
---|
975 | { |
---|
976 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
---|
977 | assert( pcCU->getTransformIdx(uiAbsPartIdx) == 0 ); |
---|
978 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_LUMA) == 1 ); |
---|
979 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_U) == 1 ); |
---|
980 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_V) == 1 ); |
---|
981 | } |
---|
982 | #if H_3D_INTER_SDC |
---|
983 | if( pcCU->getSDCFlag( uiAbsPartIdx ) && !pcCU->isIntra( uiAbsPartIdx) ) |
---|
984 | { |
---|
985 | assert( !pcCU->isSkipped( uiAbsPartIdx ) ); |
---|
986 | assert( !pcCU->isIntra( uiAbsPartIdx) ); |
---|
987 | assert( pcCU->getSlice()->getIsDepth() ); |
---|
988 | } |
---|
989 | #endif |
---|
990 | if( pcCU->getSlice()->getIsDepth() && ( pcCU->getSDCFlag( uiAbsPartIdx ) || pcCU->isIntra( uiAbsPartIdx ) ) ) |
---|
991 | { |
---|
992 | Int iPartNum = ( pcCU->isIntra( uiAbsPartIdx ) && pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ) ? 4 : 1; |
---|
993 | UInt uiPartOffset = ( pcCU->getPic()->getNumPartInCU() >> ( pcCU->getDepth( uiAbsPartIdx ) << 1 ) ) >> 2; |
---|
994 | |
---|
995 | if( !pcCU->getSDCFlag( uiAbsPartIdx ) ) |
---|
996 | { |
---|
997 | for( Int iPart = 0; iPart < iPartNum; iPart++ ) |
---|
998 | { |
---|
999 | if( getDimType( pcCU->getLumaIntraDir( uiAbsPartIdx + uiPartOffset*iPart ) ) < DIM_NUM_TYPE ) |
---|
1000 | { |
---|
1001 | m_pcEntropyDecoderIf->parseDeltaDC( pcCU, uiAbsPartIdx + uiPartOffset*iPart, uiDepth + ( pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ) ); |
---|
1002 | } |
---|
1003 | } |
---|
1004 | } |
---|
1005 | else |
---|
1006 | { |
---|
1007 | m_pcEntropyDecoderIf->parseDeltaDC( pcCU, uiAbsPartIdx, uiDepth ); |
---|
1008 | return; |
---|
1009 | } |
---|
1010 | } |
---|
1011 | #endif |
---|
1012 | |
---|
1013 | if( pcCU->isIntra(uiAbsPartIdx) ) |
---|
1014 | { |
---|
1015 | } |
---|
1016 | else |
---|
1017 | { |
---|
1018 | UInt uiQtRootCbf = 1; |
---|
1019 | if( !( pcCU->getPartitionSize( uiAbsPartIdx) == SIZE_2Nx2N && pcCU->getMergeFlag( uiAbsPartIdx ) ) ) |
---|
1020 | { |
---|
1021 | m_pcEntropyDecoderIf->parseQtRootCbf( uiAbsPartIdx, uiQtRootCbf ); |
---|
1022 | } |
---|
1023 | if ( !uiQtRootCbf ) |
---|
1024 | { |
---|
1025 | static const UInt cbfZero[MAX_NUM_COMPONENT]={0,0,0}; |
---|
1026 | pcCU->setCbfSubParts( cbfZero, uiAbsPartIdx, uiDepth ); |
---|
1027 | pcCU->setTrIdxSubParts( 0 , uiAbsPartIdx, uiDepth ); |
---|
1028 | return; |
---|
1029 | } |
---|
1030 | |
---|
1031 | } |
---|
1032 | |
---|
1033 | TComTURecurse tuRecurse(pcCU, uiAbsPartIdx, uiDepth); |
---|
1034 | |
---|
1035 | #if ENVIRONMENT_VARIABLE_DEBUG_AND_TEST |
---|
1036 | if (bDebugRQT) |
---|
1037 | { |
---|
1038 | printf("..codeCoeff: uiAbsPartIdx=%d, PU format=%d, 2Nx2N=%d, NxN=%d\n", uiAbsPartIdx, pcCU->getPartitionSize(uiAbsPartIdx), SIZE_2Nx2N, SIZE_NxN); |
---|
1039 | } |
---|
1040 | #endif |
---|
1041 | |
---|
1042 | Int quadtreeTULog2MinSizeInCU = pcCU->getQuadtreeTULog2MinSizeInCU(uiAbsPartIdx); |
---|
1043 | |
---|
1044 | xDecodeTransform( bCodeDQP, isChromaQpAdjCoded, tuRecurse, quadtreeTULog2MinSizeInCU ); |
---|
1045 | } |
---|
1046 | |
---|
1047 | #if H_3D_INTER_SDC |
---|
1048 | Void TDecEntropy::decodeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
1049 | { |
---|
1050 | pcCU->setSDCFlagSubParts( false, uiAbsPartIdx, uiDepth ); |
---|
1051 | if ( pcCU->isSkipped( uiAbsPartIdx ) ) |
---|
1052 | { |
---|
1053 | return; |
---|
1054 | } |
---|
1055 | |
---|
1056 | |
---|
1057 | if( ( !pcCU->isIntra( uiAbsPartIdx ) && !pcCU->getSlice()->getInterSdcFlag() ) || |
---|
1058 | ( pcCU->isIntra( uiAbsPartIdx ) && !pcCU->getSlice()->getIntraSdcWedgeFlag() ) ) |
---|
1059 | { |
---|
1060 | return; |
---|
1061 | } |
---|
1062 | |
---|
1063 | if( !pcCU->getSlice()->getIsDepth() || pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_2Nx2N || pcCU->isSkipped( uiAbsPartIdx ) ) |
---|
1064 | { |
---|
1065 | return; |
---|
1066 | } |
---|
1067 | |
---|
1068 | assert( pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_2Nx2N || ( !pcCU->isIntra( uiAbsPartIdx ) && !pcCU->isSkipped( uiAbsPartIdx ) ) ); |
---|
1069 | m_pcEntropyDecoderIf->parseSDCFlag( pcCU, uiAbsPartIdx, uiDepth ); |
---|
1070 | } |
---|
1071 | #endif |
---|
1072 | #if H_3D_DBBP |
---|
1073 | Void TDecEntropy::decodeDBBPFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
1074 | { |
---|
1075 | if( pcCU->getSlice()->getDepthBasedBlkPartFlag() && (pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2NxN || pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_Nx2N) && pcCU->getWidth(uiAbsPartIdx) > 8 && pcCU->getSlice()->getDefaultRefViewIdxAvailableFlag() ) |
---|
1076 | { |
---|
1077 | m_pcEntropyDecoderIf->parseDBBPFlag( pcCU, uiAbsPartIdx, uiDepth ); |
---|
1078 | } |
---|
1079 | } |
---|
1080 | #endif |
---|
1081 | |
---|
1082 | |
---|
1083 | |
---|
1084 | //! \} |
---|