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) 2010-2013, 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 TDecCu.cpp |
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35 | \brief CU decoder class |
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36 | */ |
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37 | |
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38 | #include "TDecCu.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 | // ==================================================================================================================== |
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44 | // Constructor / destructor / create / destroy |
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45 | // ==================================================================================================================== |
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46 | |
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47 | TDecCu::TDecCu() |
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48 | { |
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49 | m_ppcYuvResi = NULL; |
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50 | m_ppcYuvReco = NULL; |
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51 | m_ppcCU = NULL; |
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52 | } |
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53 | |
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54 | TDecCu::~TDecCu() |
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55 | { |
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56 | } |
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57 | |
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58 | Void TDecCu::init( TDecEntropy* pcEntropyDecoder, TComTrQuant* pcTrQuant, TComPrediction* pcPrediction) |
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59 | { |
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60 | m_pcEntropyDecoder = pcEntropyDecoder; |
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61 | m_pcTrQuant = pcTrQuant; |
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62 | m_pcPrediction = pcPrediction; |
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63 | } |
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64 | |
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65 | /** |
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66 | \param uiMaxDepth total number of allowable depth |
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67 | \param uiMaxWidth largest CU width |
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68 | \param uiMaxHeight largest CU height |
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69 | */ |
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70 | Void TDecCu::create( UInt uiMaxDepth, UInt uiMaxWidth, UInt uiMaxHeight ) |
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71 | { |
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72 | m_uiMaxDepth = uiMaxDepth+1; |
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73 | |
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74 | m_ppcYuvResi = new TComYuv*[m_uiMaxDepth-1]; |
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75 | m_ppcYuvReco = new TComYuv*[m_uiMaxDepth-1]; |
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76 | m_ppcCU = new TComDataCU*[m_uiMaxDepth-1]; |
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77 | |
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78 | UInt uiNumPartitions; |
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79 | for ( UInt ui = 0; ui < m_uiMaxDepth-1; ui++ ) |
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80 | { |
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81 | uiNumPartitions = 1<<( ( m_uiMaxDepth - ui - 1 )<<1 ); |
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82 | UInt uiWidth = uiMaxWidth >> ui; |
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83 | UInt uiHeight = uiMaxHeight >> ui; |
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84 | |
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85 | m_ppcYuvResi[ui] = new TComYuv; m_ppcYuvResi[ui]->create( uiWidth, uiHeight ); |
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86 | m_ppcYuvReco[ui] = new TComYuv; m_ppcYuvReco[ui]->create( uiWidth, uiHeight ); |
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87 | m_ppcCU [ui] = new TComDataCU; m_ppcCU [ui]->create( uiNumPartitions, uiWidth, uiHeight, true, uiMaxWidth >> (m_uiMaxDepth - 1) ); |
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88 | } |
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89 | |
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90 | m_bDecodeDQP = false; |
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91 | |
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92 | // initialize partition order. |
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93 | UInt* piTmp = &g_auiZscanToRaster[0]; |
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94 | initZscanToRaster(m_uiMaxDepth, 1, 0, piTmp); |
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95 | initRasterToZscan( uiMaxWidth, uiMaxHeight, m_uiMaxDepth ); |
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96 | |
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97 | // initialize conversion matrix from partition index to pel |
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98 | initRasterToPelXY( uiMaxWidth, uiMaxHeight, m_uiMaxDepth ); |
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99 | } |
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100 | |
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101 | Void TDecCu::destroy() |
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102 | { |
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103 | for ( UInt ui = 0; ui < m_uiMaxDepth-1; ui++ ) |
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104 | { |
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105 | m_ppcYuvResi[ui]->destroy(); delete m_ppcYuvResi[ui]; m_ppcYuvResi[ui] = NULL; |
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106 | m_ppcYuvReco[ui]->destroy(); delete m_ppcYuvReco[ui]; m_ppcYuvReco[ui] = NULL; |
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107 | m_ppcCU [ui]->destroy(); delete m_ppcCU [ui]; m_ppcCU [ui] = NULL; |
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108 | } |
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109 | |
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110 | delete [] m_ppcYuvResi; m_ppcYuvResi = NULL; |
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111 | delete [] m_ppcYuvReco; m_ppcYuvReco = NULL; |
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112 | delete [] m_ppcCU ; m_ppcCU = NULL; |
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113 | } |
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114 | |
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115 | // ==================================================================================================================== |
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116 | // Public member functions |
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117 | // ==================================================================================================================== |
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118 | |
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119 | /** \param pcCU pointer of CU data |
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120 | \param ruiIsLast last data? |
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121 | */ |
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122 | Void TDecCu::decodeCU( TComDataCU* pcCU, UInt& ruiIsLast ) |
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123 | { |
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124 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
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125 | { |
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126 | setdQPFlag(true); |
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127 | } |
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128 | |
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129 | // start from the top level CU |
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130 | xDecodeCU( pcCU, 0, 0, ruiIsLast); |
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131 | } |
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132 | |
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133 | /** \param pcCU pointer of CU data |
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134 | */ |
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135 | Void TDecCu::decompressCU( TComDataCU* pcCU ) |
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136 | { |
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137 | xDecompressCU( pcCU, 0, 0 ); |
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138 | } |
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139 | |
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140 | // ==================================================================================================================== |
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141 | // Protected member functions |
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142 | // ==================================================================================================================== |
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143 | |
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144 | /**decode end-of-slice flag |
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145 | * \param pcCU |
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146 | * \param uiAbsPartIdx |
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147 | * \param uiDepth |
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148 | * \returns Bool |
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149 | */ |
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150 | Bool TDecCu::xDecodeSliceEnd( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth) |
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151 | { |
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152 | UInt uiIsLast; |
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153 | TComPic* pcPic = pcCU->getPic(); |
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154 | TComSlice * pcSlice = pcPic->getSlice(pcPic->getCurrSliceIdx()); |
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155 | UInt uiCurNumParts = pcPic->getNumPartInCU() >> (uiDepth<<1); |
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156 | UInt uiWidth = pcSlice->getSPS()->getPicWidthInLumaSamples(); |
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157 | UInt uiHeight = pcSlice->getSPS()->getPicHeightInLumaSamples(); |
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158 | UInt uiGranularityWidth = g_uiMaxCUWidth; |
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159 | UInt uiPosX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ]; |
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160 | UInt uiPosY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ]; |
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161 | |
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162 | if(((uiPosX+pcCU->getWidth(uiAbsPartIdx))%uiGranularityWidth==0||(uiPosX+pcCU->getWidth(uiAbsPartIdx)==uiWidth)) |
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163 | &&((uiPosY+pcCU->getHeight(uiAbsPartIdx))%uiGranularityWidth==0||(uiPosY+pcCU->getHeight(uiAbsPartIdx)==uiHeight))) |
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164 | { |
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165 | m_pcEntropyDecoder->decodeTerminatingBit( uiIsLast ); |
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166 | } |
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167 | else |
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168 | { |
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169 | uiIsLast=0; |
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170 | } |
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171 | |
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172 | if(uiIsLast) |
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173 | { |
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174 | if(pcSlice->isNextSliceSegment()&&!pcSlice->isNextSlice()) |
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175 | { |
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176 | pcSlice->setSliceSegmentCurEndCUAddr(pcCU->getSCUAddr()+uiAbsPartIdx+uiCurNumParts); |
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177 | } |
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178 | else |
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179 | { |
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180 | pcSlice->setSliceCurEndCUAddr(pcCU->getSCUAddr()+uiAbsPartIdx+uiCurNumParts); |
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181 | pcSlice->setSliceSegmentCurEndCUAddr(pcCU->getSCUAddr()+uiAbsPartIdx+uiCurNumParts); |
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182 | } |
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183 | } |
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184 | |
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185 | return uiIsLast>0; |
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186 | } |
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187 | |
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188 | /** decode CU block recursively |
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189 | * \param pcCU |
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190 | * \param uiAbsPartIdx |
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191 | * \param uiDepth |
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192 | * \returns Void |
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193 | */ |
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194 | |
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195 | Void TDecCu::xDecodeCU( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt& ruiIsLast) |
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196 | { |
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197 | TComPic* pcPic = pcCU->getPic(); |
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198 | UInt uiCurNumParts = pcPic->getNumPartInCU() >> (uiDepth<<1); |
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199 | UInt uiQNumParts = uiCurNumParts>>2; |
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200 | |
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201 | Bool bBoundary = false; |
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202 | UInt uiLPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ]; |
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203 | UInt uiRPelX = uiLPelX + (g_uiMaxCUWidth>>uiDepth) - 1; |
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204 | UInt uiTPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ]; |
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205 | UInt uiBPelY = uiTPelY + (g_uiMaxCUHeight>>uiDepth) - 1; |
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206 | #if H_MV_ENC_DEC_TRAC |
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207 | DTRACE_CU_S("=========== coding_quadtree ===========\n") |
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208 | DTRACE_CU("x0", uiLPelX) |
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209 | DTRACE_CU("x1", uiTPelY) |
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210 | DTRACE_CU("log2CbSize", g_uiMaxCUWidth>>uiDepth) |
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211 | DTRACE_CU("cqtDepth" , uiDepth) |
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212 | #endif |
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213 | TComSlice * pcSlice = pcCU->getPic()->getSlice(pcCU->getPic()->getCurrSliceIdx()); |
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214 | Bool bStartInCU = pcCU->getSCUAddr()+uiAbsPartIdx+uiCurNumParts>pcSlice->getSliceSegmentCurStartCUAddr()&&pcCU->getSCUAddr()+uiAbsPartIdx<pcSlice->getSliceSegmentCurStartCUAddr(); |
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215 | if((!bStartInCU) && ( uiRPelX < pcSlice->getSPS()->getPicWidthInLumaSamples() ) && ( uiBPelY < pcSlice->getSPS()->getPicHeightInLumaSamples() ) ) |
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216 | { |
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217 | m_pcEntropyDecoder->decodeSplitFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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218 | } |
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219 | else |
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220 | { |
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221 | bBoundary = true; |
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222 | } |
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223 | |
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224 | if( ( ( uiDepth < pcCU->getDepth( uiAbsPartIdx ) ) && ( uiDepth < g_uiMaxCUDepth - g_uiAddCUDepth ) ) || bBoundary ) |
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225 | { |
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226 | UInt uiIdx = uiAbsPartIdx; |
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227 | if( (g_uiMaxCUWidth>>uiDepth) == pcCU->getSlice()->getPPS()->getMinCuDQPSize() && pcCU->getSlice()->getPPS()->getUseDQP()) |
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228 | { |
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229 | setdQPFlag(true); |
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230 | pcCU->setQPSubParts( pcCU->getRefQP(uiAbsPartIdx), uiAbsPartIdx, uiDepth ); // set QP to default QP |
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231 | } |
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232 | |
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233 | for ( UInt uiPartUnitIdx = 0; uiPartUnitIdx < 4; uiPartUnitIdx++ ) |
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234 | { |
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235 | uiLPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[uiIdx] ]; |
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236 | uiTPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[uiIdx] ]; |
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237 | |
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238 | Bool bSubInSlice = pcCU->getSCUAddr()+uiIdx+uiQNumParts>pcSlice->getSliceSegmentCurStartCUAddr(); |
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239 | if ( bSubInSlice ) |
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240 | { |
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241 | if ( !ruiIsLast && ( uiLPelX < pcCU->getSlice()->getSPS()->getPicWidthInLumaSamples() ) && ( uiTPelY < pcCU->getSlice()->getSPS()->getPicHeightInLumaSamples() ) ) |
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242 | { |
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243 | xDecodeCU( pcCU, uiIdx, uiDepth+1, ruiIsLast ); |
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244 | } |
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245 | else |
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246 | { |
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247 | pcCU->setOutsideCUPart( uiIdx, uiDepth+1 ); |
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248 | } |
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249 | } |
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250 | |
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251 | uiIdx += uiQNumParts; |
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252 | } |
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253 | if( (g_uiMaxCUWidth>>uiDepth) == pcCU->getSlice()->getPPS()->getMinCuDQPSize() && pcCU->getSlice()->getPPS()->getUseDQP()) |
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254 | { |
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255 | if ( getdQPFlag() ) |
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256 | { |
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257 | UInt uiQPSrcPartIdx; |
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258 | if ( pcPic->getCU( pcCU->getAddr() )->getSliceSegmentStartCU(uiAbsPartIdx) != pcSlice->getSliceSegmentCurStartCUAddr() ) |
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259 | { |
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260 | uiQPSrcPartIdx = pcSlice->getSliceSegmentCurStartCUAddr() % pcPic->getNumPartInCU(); |
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261 | } |
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262 | else |
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263 | { |
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264 | uiQPSrcPartIdx = uiAbsPartIdx; |
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265 | } |
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266 | pcCU->setQPSubParts( pcCU->getRefQP( uiQPSrcPartIdx ), uiAbsPartIdx, uiDepth ); // set QP to default QP |
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267 | } |
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268 | } |
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269 | return; |
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270 | } |
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271 | |
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272 | #if H_MV_ENC_DEC_TRAC |
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273 | DTRACE_CU_S("=========== coding_unit ===========\n") |
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274 | #endif |
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275 | |
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276 | if( (g_uiMaxCUWidth>>uiDepth) >= pcCU->getSlice()->getPPS()->getMinCuDQPSize() && pcCU->getSlice()->getPPS()->getUseDQP()) |
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277 | { |
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278 | setdQPFlag(true); |
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279 | pcCU->setQPSubParts( pcCU->getRefQP(uiAbsPartIdx), uiAbsPartIdx, uiDepth ); // set QP to default QP |
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280 | } |
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281 | #if H_3D_NBDV |
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282 | DisInfo DvInfo; |
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283 | DvInfo.bDV = false; |
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284 | DvInfo.m_acNBDV.setZero(); |
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285 | DvInfo.m_aVIdxCan = 0; |
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286 | #if H_3D_NBDV_REF |
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287 | DvInfo.m_acDoNBDV.setZero(); |
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288 | #endif |
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289 | |
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290 | |
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291 | if(!pcCU->getSlice()->isIntra()) |
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292 | { |
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293 | #if H_3D_ARP && H_3D_IV_MERGE |
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294 | if( pcCU->getSlice()->getVPS()->getUseAdvRP( pcCU->getSlice()->getLayerId() ) || pcCU->getSlice()->getVPS()->getIvMvPredFlag( pcCU->getSlice()->getLayerId() )) |
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295 | #else |
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296 | #if H_3D_ARP |
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297 | if( pcCU->getSlice()->getVPS()->getUseAdvRP(pcCU->getSlice()->getLayerId()) ) |
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298 | #else |
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299 | #if H_3D_IV_MERGE |
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300 | if( pcCU->getSlice()->getVPS()->getIvMvPredFlag(pcCU->getSlice()->getLayerId()) ) |
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301 | #else |
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302 | if (0) |
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303 | #endif |
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304 | #endif |
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305 | #endif |
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306 | { |
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307 | m_ppcCU[uiDepth]->copyInterPredInfoFrom( pcCU, uiAbsPartIdx, REF_PIC_LIST_0, true ); |
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308 | m_ppcCU[uiDepth]->copyDVInfoFrom( pcCU, uiAbsPartIdx); |
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309 | PartSize ePartTemp = m_ppcCU[uiDepth]->getPartitionSize(0); |
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310 | UChar cWidTemp = m_ppcCU[uiDepth]->getWidth(0); |
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311 | UChar cHeightTemp = m_ppcCU[uiDepth]->getHeight(0); |
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312 | m_ppcCU[uiDepth]->setWidth ( 0, pcCU->getSlice()->getSPS()->getMaxCUWidth ()/(1<<uiDepth) ); |
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313 | m_ppcCU[uiDepth]->setHeight ( 0, pcCU->getSlice()->getSPS()->getMaxCUHeight()/(1<<uiDepth) ); |
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314 | m_ppcCU[uiDepth]->setPartSizeSubParts( SIZE_2Nx2N, 0, uiDepth ); |
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315 | #if H_3D_NBDV_REF |
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316 | if(pcCU->getSlice()->getVPS()->getDepthRefinementFlag( pcCU->getSlice()->getLayerIdInVps() )) //Notes from QC: please check the condition for DoNBDV. Remove this comment once it is done. |
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317 | DvInfo.bDV = m_ppcCU[uiDepth]->getDisMvpCandNBDV(&DvInfo, true); |
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318 | else |
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319 | #endif |
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320 | DvInfo.bDV = m_ppcCU[uiDepth]->getDisMvpCandNBDV(&DvInfo); |
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321 | |
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322 | pcCU->setDvInfoSubParts(DvInfo, uiAbsPartIdx, uiDepth); |
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323 | m_ppcCU[uiDepth]->setPartSizeSubParts( ePartTemp, 0, uiDepth ); |
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324 | m_ppcCU[uiDepth]->setWidth ( 0, cWidTemp ); |
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325 | m_ppcCU[uiDepth]->setHeight ( 0, cHeightTemp ); |
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326 | } |
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327 | } |
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328 | #endif |
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329 | if (pcCU->getSlice()->getPPS()->getTransquantBypassEnableFlag()) |
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330 | { |
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331 | m_pcEntropyDecoder->decodeCUTransquantBypassFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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332 | } |
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333 | |
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334 | // decode CU mode and the partition size |
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335 | if( !pcCU->getSlice()->isIntra()) |
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336 | { |
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337 | m_pcEntropyDecoder->decodeSkipFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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338 | } |
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339 | |
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340 | if( pcCU->isSkipped(uiAbsPartIdx) ) |
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341 | { |
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342 | #if H_MV_ENC_DEC_TRAC |
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343 | DTRACE_PU_S("=========== prediction_unit ===========\n") |
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344 | DTRACE_PU("x0", uiLPelX) |
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345 | DTRACE_PU("x1", uiTPelY) |
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346 | #endif |
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347 | m_ppcCU[uiDepth]->copyInterPredInfoFrom( pcCU, uiAbsPartIdx, REF_PIC_LIST_0 ); |
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348 | m_ppcCU[uiDepth]->copyInterPredInfoFrom( pcCU, uiAbsPartIdx, REF_PIC_LIST_1 ); |
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349 | #if H_3D_IV_MERGE |
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350 | m_ppcCU[uiDepth]->copyDVInfoFrom(pcCU, uiAbsPartIdx); |
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351 | TComMvField cMvFieldNeighbours[MRG_MAX_NUM_CANDS_MEM << 1]; // double length for mv of both lists |
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352 | UChar uhInterDirNeighbours[MRG_MAX_NUM_CANDS_MEM]; |
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353 | #else |
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354 | TComMvField cMvFieldNeighbours[MRG_MAX_NUM_CANDS << 1]; // double length for mv of both lists |
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355 | UChar uhInterDirNeighbours[MRG_MAX_NUM_CANDS]; |
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356 | #endif |
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357 | Int numValidMergeCand = 0; |
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358 | for( UInt ui = 0; ui < m_ppcCU[uiDepth]->getSlice()->getMaxNumMergeCand(); ++ui ) |
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359 | { |
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360 | uhInterDirNeighbours[ui] = 0; |
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361 | } |
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362 | m_pcEntropyDecoder->decodeMergeIndex( pcCU, 0, uiAbsPartIdx, uiDepth ); |
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363 | UInt uiMergeIndex = pcCU->getMergeIndex(uiAbsPartIdx); |
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364 | |
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365 | #if H_3D_VSP |
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366 | Int vspFlag[MRG_MAX_NUM_CANDS_MEM]; |
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367 | memset(vspFlag, 0, sizeof(Int)*MRG_MAX_NUM_CANDS_MEM); |
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368 | |
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369 | m_ppcCU[uiDepth]->getInterMergeCandidates( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours, vspFlag, numValidMergeCand, uiMergeIndex ); |
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370 | pcCU->setVSPFlagSubParts( vspFlag[uiMergeIndex], uiAbsPartIdx, 0, uiDepth ); |
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371 | #else |
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372 | m_ppcCU[uiDepth]->getInterMergeCandidates( 0, 0, cMvFieldNeighbours, uhInterDirNeighbours, numValidMergeCand, uiMergeIndex ); |
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373 | #endif |
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374 | |
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375 | pcCU->setInterDirSubParts( uhInterDirNeighbours[uiMergeIndex], uiAbsPartIdx, 0, uiDepth ); |
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376 | |
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377 | TComMv cTmpMv( 0, 0 ); |
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378 | for ( UInt uiRefListIdx = 0; uiRefListIdx < 2; uiRefListIdx++ ) |
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379 | { |
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380 | if ( pcCU->getSlice()->getNumRefIdx( RefPicList( uiRefListIdx ) ) > 0 ) |
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381 | { |
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382 | pcCU->setMVPIdxSubParts( 0, RefPicList( uiRefListIdx ), uiAbsPartIdx, 0, uiDepth); |
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383 | pcCU->setMVPNumSubParts( 0, RefPicList( uiRefListIdx ), uiAbsPartIdx, 0, uiDepth); |
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384 | pcCU->getCUMvField( RefPicList( uiRefListIdx ) )->setAllMvd( cTmpMv, SIZE_2Nx2N, uiAbsPartIdx, uiDepth ); |
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385 | pcCU->getCUMvField( RefPicList( uiRefListIdx ) )->setAllMvField( cMvFieldNeighbours[ 2*uiMergeIndex + uiRefListIdx ], SIZE_2Nx2N, uiAbsPartIdx, uiDepth ); |
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386 | } |
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387 | } |
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388 | #if H_3D_IC |
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389 | m_pcEntropyDecoder->decodeICFlag( pcCU, uiAbsPartIdx, uiDepth ); |
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390 | #endif |
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391 | #if H_3D_ARP |
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392 | m_pcEntropyDecoder->decodeARPW( pcCU , uiAbsPartIdx , uiDepth ); |
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393 | #endif |
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394 | xFinishDecodeCU( pcCU, uiAbsPartIdx, uiDepth, ruiIsLast ); |
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395 | return; |
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396 | } |
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397 | |
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398 | m_pcEntropyDecoder->decodePredMode( pcCU, uiAbsPartIdx, uiDepth ); |
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399 | m_pcEntropyDecoder->decodePartSize( pcCU, uiAbsPartIdx, uiDepth ); |
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400 | |
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401 | if (pcCU->isIntra( uiAbsPartIdx ) && pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_2Nx2N ) |
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402 | { |
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403 | m_pcEntropyDecoder->decodeIPCMInfo( pcCU, uiAbsPartIdx, uiDepth ); |
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404 | |
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405 | if(pcCU->getIPCMFlag(uiAbsPartIdx)) |
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406 | { |
---|
407 | xFinishDecodeCU( pcCU, uiAbsPartIdx, uiDepth, ruiIsLast ); |
---|
408 | return; |
---|
409 | } |
---|
410 | } |
---|
411 | |
---|
412 | UInt uiCurrWidth = pcCU->getWidth ( uiAbsPartIdx ); |
---|
413 | UInt uiCurrHeight = pcCU->getHeight( uiAbsPartIdx ); |
---|
414 | |
---|
415 | // prediction mode ( Intra : direction mode, Inter : Mv, reference idx ) |
---|
416 | m_pcEntropyDecoder->decodePredInfo( pcCU, uiAbsPartIdx, uiDepth, m_ppcCU[uiDepth]); |
---|
417 | #if H_3D_IC |
---|
418 | m_pcEntropyDecoder->decodeICFlag( pcCU, uiAbsPartIdx, uiDepth ); |
---|
419 | #endif |
---|
420 | #if H_3D_ARP |
---|
421 | m_pcEntropyDecoder->decodeARPW ( pcCU , uiAbsPartIdx , uiDepth ); |
---|
422 | #endif |
---|
423 | // Coefficient decoding |
---|
424 | Bool bCodeDQP = getdQPFlag(); |
---|
425 | m_pcEntropyDecoder->decodeCoeff( pcCU, uiAbsPartIdx, uiDepth, uiCurrWidth, uiCurrHeight, bCodeDQP ); |
---|
426 | setdQPFlag( bCodeDQP ); |
---|
427 | xFinishDecodeCU( pcCU, uiAbsPartIdx, uiDepth, ruiIsLast ); |
---|
428 | } |
---|
429 | |
---|
430 | Void TDecCu::xFinishDecodeCU( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt& ruiIsLast) |
---|
431 | { |
---|
432 | if( pcCU->getSlice()->getPPS()->getUseDQP()) |
---|
433 | { |
---|
434 | pcCU->setQPSubParts( getdQPFlag()?pcCU->getRefQP(uiAbsPartIdx):pcCU->getCodedQP(), uiAbsPartIdx, uiDepth ); // set QP |
---|
435 | } |
---|
436 | |
---|
437 | ruiIsLast = xDecodeSliceEnd( pcCU, uiAbsPartIdx, uiDepth); |
---|
438 | } |
---|
439 | |
---|
440 | Void TDecCu::xDecompressCU( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
441 | { |
---|
442 | TComPic* pcPic = pcCU->getPic(); |
---|
443 | |
---|
444 | Bool bBoundary = false; |
---|
445 | UInt uiLPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ]; |
---|
446 | UInt uiRPelX = uiLPelX + (g_uiMaxCUWidth>>uiDepth) - 1; |
---|
447 | UInt uiTPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ]; |
---|
448 | UInt uiBPelY = uiTPelY + (g_uiMaxCUHeight>>uiDepth) - 1; |
---|
449 | |
---|
450 | UInt uiCurNumParts = pcPic->getNumPartInCU() >> (uiDepth<<1); |
---|
451 | TComSlice * pcSlice = pcCU->getPic()->getSlice(pcCU->getPic()->getCurrSliceIdx()); |
---|
452 | Bool bStartInCU = pcCU->getSCUAddr()+uiAbsPartIdx+uiCurNumParts>pcSlice->getSliceSegmentCurStartCUAddr()&&pcCU->getSCUAddr()+uiAbsPartIdx<pcSlice->getSliceSegmentCurStartCUAddr(); |
---|
453 | if(bStartInCU||( uiRPelX >= pcSlice->getSPS()->getPicWidthInLumaSamples() ) || ( uiBPelY >= pcSlice->getSPS()->getPicHeightInLumaSamples() ) ) |
---|
454 | { |
---|
455 | bBoundary = true; |
---|
456 | } |
---|
457 | |
---|
458 | if( ( ( uiDepth < pcCU->getDepth( uiAbsPartIdx ) ) && ( uiDepth < g_uiMaxCUDepth - g_uiAddCUDepth ) ) || bBoundary ) |
---|
459 | { |
---|
460 | UInt uiNextDepth = uiDepth + 1; |
---|
461 | UInt uiQNumParts = pcCU->getTotalNumPart() >> (uiNextDepth<<1); |
---|
462 | UInt uiIdx = uiAbsPartIdx; |
---|
463 | for ( UInt uiPartIdx = 0; uiPartIdx < 4; uiPartIdx++ ) |
---|
464 | { |
---|
465 | uiLPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[uiIdx] ]; |
---|
466 | uiTPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[uiIdx] ]; |
---|
467 | |
---|
468 | Bool binSlice = (pcCU->getSCUAddr()+uiIdx+uiQNumParts>pcSlice->getSliceSegmentCurStartCUAddr())&&(pcCU->getSCUAddr()+uiIdx<pcSlice->getSliceSegmentCurEndCUAddr()); |
---|
469 | if(binSlice&&( uiLPelX < pcSlice->getSPS()->getPicWidthInLumaSamples() ) && ( uiTPelY < pcSlice->getSPS()->getPicHeightInLumaSamples() ) ) |
---|
470 | { |
---|
471 | xDecompressCU(pcCU, uiIdx, uiNextDepth ); |
---|
472 | } |
---|
473 | |
---|
474 | uiIdx += uiQNumParts; |
---|
475 | } |
---|
476 | return; |
---|
477 | } |
---|
478 | |
---|
479 | // Residual reconstruction |
---|
480 | m_ppcYuvResi[uiDepth]->clear(); |
---|
481 | |
---|
482 | m_ppcCU[uiDepth]->copySubCU( pcCU, uiAbsPartIdx, uiDepth ); |
---|
483 | |
---|
484 | switch( m_ppcCU[uiDepth]->getPredictionMode(0) ) |
---|
485 | { |
---|
486 | case MODE_INTER: |
---|
487 | xReconInter( m_ppcCU[uiDepth], uiDepth ); |
---|
488 | break; |
---|
489 | case MODE_INTRA: |
---|
490 | #if H_3D_DIM_SDC |
---|
491 | if( m_ppcCU[uiDepth]->getSDCFlag(0) ) |
---|
492 | xReconIntraSDC( m_ppcCU[uiDepth], 0, uiDepth ); |
---|
493 | else |
---|
494 | #endif |
---|
495 | xReconIntraQT( m_ppcCU[uiDepth], uiDepth ); |
---|
496 | break; |
---|
497 | default: |
---|
498 | assert(0); |
---|
499 | break; |
---|
500 | } |
---|
501 | if ( m_ppcCU[uiDepth]->isLosslessCoded(0) && (m_ppcCU[uiDepth]->getIPCMFlag(0) == false)) |
---|
502 | { |
---|
503 | xFillPCMBuffer(m_ppcCU[uiDepth], uiDepth); |
---|
504 | } |
---|
505 | |
---|
506 | xCopyToPic( m_ppcCU[uiDepth], pcPic, uiAbsPartIdx, uiDepth ); |
---|
507 | } |
---|
508 | |
---|
509 | Void TDecCu::xReconInter( TComDataCU* pcCU, UInt uiDepth ) |
---|
510 | { |
---|
511 | |
---|
512 | // inter prediction |
---|
513 | m_pcPrediction->motionCompensation( pcCU, m_ppcYuvReco[uiDepth] ); |
---|
514 | |
---|
515 | // inter recon |
---|
516 | xDecodeInterTexture( pcCU, 0, uiDepth ); |
---|
517 | |
---|
518 | // clip for only non-zero cbp case |
---|
519 | if ( ( pcCU->getCbf( 0, TEXT_LUMA ) ) || ( pcCU->getCbf( 0, TEXT_CHROMA_U ) ) || ( pcCU->getCbf(0, TEXT_CHROMA_V ) ) ) |
---|
520 | { |
---|
521 | m_ppcYuvReco[uiDepth]->addClip( m_ppcYuvReco[uiDepth], m_ppcYuvResi[uiDepth], 0, pcCU->getWidth( 0 ) ); |
---|
522 | } |
---|
523 | else |
---|
524 | { |
---|
525 | m_ppcYuvReco[uiDepth]->copyPartToPartYuv( m_ppcYuvReco[uiDepth],0, pcCU->getWidth( 0 ),pcCU->getHeight( 0 )); |
---|
526 | } |
---|
527 | } |
---|
528 | |
---|
529 | Void |
---|
530 | TDecCu::xIntraRecLumaBlk( TComDataCU* pcCU, |
---|
531 | UInt uiTrDepth, |
---|
532 | UInt uiAbsPartIdx, |
---|
533 | TComYuv* pcRecoYuv, |
---|
534 | TComYuv* pcPredYuv, |
---|
535 | TComYuv* pcResiYuv ) |
---|
536 | { |
---|
537 | UInt uiWidth = pcCU ->getWidth ( 0 ) >> uiTrDepth; |
---|
538 | UInt uiHeight = pcCU ->getHeight ( 0 ) >> uiTrDepth; |
---|
539 | UInt uiStride = pcRecoYuv->getStride (); |
---|
540 | Pel* piReco = pcRecoYuv->getLumaAddr( uiAbsPartIdx ); |
---|
541 | Pel* piPred = pcPredYuv->getLumaAddr( uiAbsPartIdx ); |
---|
542 | Pel* piResi = pcResiYuv->getLumaAddr( uiAbsPartIdx ); |
---|
543 | |
---|
544 | UInt uiNumCoeffInc = ( pcCU->getSlice()->getSPS()->getMaxCUWidth() * pcCU->getSlice()->getSPS()->getMaxCUHeight() ) >> ( pcCU->getSlice()->getSPS()->getMaxCUDepth() << 1 ); |
---|
545 | TCoeff* pcCoeff = pcCU->getCoeffY() + ( uiNumCoeffInc * uiAbsPartIdx ); |
---|
546 | |
---|
547 | UInt uiLumaPredMode = pcCU->getLumaIntraDir ( uiAbsPartIdx ); |
---|
548 | |
---|
549 | UInt uiZOrder = pcCU->getZorderIdxInCU() + uiAbsPartIdx; |
---|
550 | Pel* piRecIPred = pcCU->getPic()->getPicYuvRec()->getLumaAddr( pcCU->getAddr(), uiZOrder ); |
---|
551 | UInt uiRecIPredStride = pcCU->getPic()->getPicYuvRec()->getStride (); |
---|
552 | Bool useTransformSkip = pcCU->getTransformSkip(uiAbsPartIdx, TEXT_LUMA); |
---|
553 | //===== init availability pattern ===== |
---|
554 | Bool bAboveAvail = false; |
---|
555 | Bool bLeftAvail = false; |
---|
556 | pcCU->getPattern()->initPattern ( pcCU, uiTrDepth, uiAbsPartIdx ); |
---|
557 | pcCU->getPattern()->initAdiPattern( pcCU, uiAbsPartIdx, uiTrDepth, |
---|
558 | m_pcPrediction->getPredicBuf (), |
---|
559 | m_pcPrediction->getPredicBufWidth (), |
---|
560 | m_pcPrediction->getPredicBufHeight (), |
---|
561 | bAboveAvail, bLeftAvail ); |
---|
562 | |
---|
563 | //===== get prediction signal ===== |
---|
564 | #if H_3D_DIM |
---|
565 | if( isDimMode( uiLumaPredMode ) ) |
---|
566 | { |
---|
567 | m_pcPrediction->predIntraLumaDepth( pcCU, uiAbsPartIdx, uiLumaPredMode, piPred, uiStride, uiWidth, uiHeight ); |
---|
568 | } |
---|
569 | else |
---|
570 | { |
---|
571 | #endif |
---|
572 | m_pcPrediction->predIntraLumaAng( pcCU->getPattern(), uiLumaPredMode, piPred, uiStride, uiWidth, uiHeight, bAboveAvail, bLeftAvail ); |
---|
573 | #if H_3D_DIM |
---|
574 | } |
---|
575 | #endif |
---|
576 | |
---|
577 | //===== inverse transform ===== |
---|
578 | m_pcTrQuant->setQPforQuant ( pcCU->getQP(0), TEXT_LUMA, pcCU->getSlice()->getSPS()->getQpBDOffsetY(), 0 ); |
---|
579 | |
---|
580 | Int scalingListType = (pcCU->isIntra(uiAbsPartIdx) ? 0 : 3) + g_eTTable[(Int)TEXT_LUMA]; |
---|
581 | assert(scalingListType < 6); |
---|
582 | m_pcTrQuant->invtransformNxN( pcCU->getCUTransquantBypass(uiAbsPartIdx), TEXT_LUMA, pcCU->getLumaIntraDir( uiAbsPartIdx ), piResi, uiStride, pcCoeff, uiWidth, uiHeight, scalingListType, useTransformSkip ); |
---|
583 | |
---|
584 | |
---|
585 | //===== reconstruction ===== |
---|
586 | Pel* pPred = piPred; |
---|
587 | Pel* pResi = piResi; |
---|
588 | Pel* pReco = piReco; |
---|
589 | Pel* pRecIPred = piRecIPred; |
---|
590 | for( UInt uiY = 0; uiY < uiHeight; uiY++ ) |
---|
591 | { |
---|
592 | for( UInt uiX = 0; uiX < uiWidth; uiX++ ) |
---|
593 | { |
---|
594 | pReco [ uiX ] = ClipY( pPred[ uiX ] + pResi[ uiX ] ); |
---|
595 | pRecIPred[ uiX ] = pReco[ uiX ]; |
---|
596 | } |
---|
597 | pPred += uiStride; |
---|
598 | pResi += uiStride; |
---|
599 | pReco += uiStride; |
---|
600 | pRecIPred += uiRecIPredStride; |
---|
601 | } |
---|
602 | } |
---|
603 | |
---|
604 | |
---|
605 | Void |
---|
606 | TDecCu::xIntraRecChromaBlk( TComDataCU* pcCU, |
---|
607 | UInt uiTrDepth, |
---|
608 | UInt uiAbsPartIdx, |
---|
609 | TComYuv* pcRecoYuv, |
---|
610 | TComYuv* pcPredYuv, |
---|
611 | TComYuv* pcResiYuv, |
---|
612 | UInt uiChromaId ) |
---|
613 | { |
---|
614 | UInt uiFullDepth = pcCU->getDepth( 0 ) + uiTrDepth; |
---|
615 | UInt uiLog2TrSize = g_aucConvertToBit[ pcCU->getSlice()->getSPS()->getMaxCUWidth() >> uiFullDepth ] + 2; |
---|
616 | |
---|
617 | if( uiLog2TrSize == 2 ) |
---|
618 | { |
---|
619 | assert( uiTrDepth > 0 ); |
---|
620 | uiTrDepth--; |
---|
621 | UInt uiQPDiv = pcCU->getPic()->getNumPartInCU() >> ( ( pcCU->getDepth( 0 ) + uiTrDepth ) << 1 ); |
---|
622 | Bool bFirstQ = ( ( uiAbsPartIdx % uiQPDiv ) == 0 ); |
---|
623 | if( !bFirstQ ) |
---|
624 | { |
---|
625 | return; |
---|
626 | } |
---|
627 | } |
---|
628 | |
---|
629 | TextType eText = ( uiChromaId > 0 ? TEXT_CHROMA_V : TEXT_CHROMA_U ); |
---|
630 | UInt uiWidth = pcCU ->getWidth ( 0 ) >> ( uiTrDepth + 1 ); |
---|
631 | UInt uiHeight = pcCU ->getHeight ( 0 ) >> ( uiTrDepth + 1 ); |
---|
632 | UInt uiStride = pcRecoYuv->getCStride (); |
---|
633 | Pel* piReco = ( uiChromaId > 0 ? pcRecoYuv->getCrAddr( uiAbsPartIdx ) : pcRecoYuv->getCbAddr( uiAbsPartIdx ) ); |
---|
634 | Pel* piPred = ( uiChromaId > 0 ? pcPredYuv->getCrAddr( uiAbsPartIdx ) : pcPredYuv->getCbAddr( uiAbsPartIdx ) ); |
---|
635 | Pel* piResi = ( uiChromaId > 0 ? pcResiYuv->getCrAddr( uiAbsPartIdx ) : pcResiYuv->getCbAddr( uiAbsPartIdx ) ); |
---|
636 | |
---|
637 | UInt uiNumCoeffInc = ( ( pcCU->getSlice()->getSPS()->getMaxCUWidth() * pcCU->getSlice()->getSPS()->getMaxCUHeight() ) >> ( pcCU->getSlice()->getSPS()->getMaxCUDepth() << 1 ) ) >> 2; |
---|
638 | TCoeff* pcCoeff = ( uiChromaId > 0 ? pcCU->getCoeffCr() : pcCU->getCoeffCb() ) + ( uiNumCoeffInc * uiAbsPartIdx ); |
---|
639 | |
---|
640 | UInt uiChromaPredMode = pcCU->getChromaIntraDir( 0 ); |
---|
641 | |
---|
642 | UInt uiZOrder = pcCU->getZorderIdxInCU() + uiAbsPartIdx; |
---|
643 | Pel* piRecIPred = ( uiChromaId > 0 ? pcCU->getPic()->getPicYuvRec()->getCrAddr( pcCU->getAddr(), uiZOrder ) : pcCU->getPic()->getPicYuvRec()->getCbAddr( pcCU->getAddr(), uiZOrder ) ); |
---|
644 | UInt uiRecIPredStride = pcCU->getPic()->getPicYuvRec()->getCStride(); |
---|
645 | Bool useTransformSkipChroma = pcCU->getTransformSkip(uiAbsPartIdx,eText); |
---|
646 | //===== init availability pattern ===== |
---|
647 | Bool bAboveAvail = false; |
---|
648 | Bool bLeftAvail = false; |
---|
649 | pcCU->getPattern()->initPattern ( pcCU, uiTrDepth, uiAbsPartIdx ); |
---|
650 | |
---|
651 | pcCU->getPattern()->initAdiPatternChroma( pcCU, uiAbsPartIdx, uiTrDepth, |
---|
652 | m_pcPrediction->getPredicBuf (), |
---|
653 | m_pcPrediction->getPredicBufWidth (), |
---|
654 | m_pcPrediction->getPredicBufHeight (), |
---|
655 | bAboveAvail, bLeftAvail ); |
---|
656 | Int* pPatChroma = ( uiChromaId > 0 ? pcCU->getPattern()->getAdiCrBuf( uiWidth, uiHeight, m_pcPrediction->getPredicBuf() ) : pcCU->getPattern()->getAdiCbBuf( uiWidth, uiHeight, m_pcPrediction->getPredicBuf() ) ); |
---|
657 | |
---|
658 | //===== get prediction signal ===== |
---|
659 | { |
---|
660 | if( uiChromaPredMode == DM_CHROMA_IDX ) |
---|
661 | { |
---|
662 | uiChromaPredMode = pcCU->getLumaIntraDir( 0 ); |
---|
663 | #if H_3D_DIM |
---|
664 | mapDepthModeToIntraDir( uiChromaPredMode ); |
---|
665 | #endif |
---|
666 | } |
---|
667 | m_pcPrediction->predIntraChromaAng( pPatChroma, uiChromaPredMode, piPred, uiStride, uiWidth, uiHeight, bAboveAvail, bLeftAvail ); |
---|
668 | } |
---|
669 | |
---|
670 | //===== inverse transform ===== |
---|
671 | Int curChromaQpOffset; |
---|
672 | if(eText == TEXT_CHROMA_U) |
---|
673 | { |
---|
674 | curChromaQpOffset = pcCU->getSlice()->getPPS()->getChromaCbQpOffset() + pcCU->getSlice()->getSliceQpDeltaCb(); |
---|
675 | } |
---|
676 | else |
---|
677 | { |
---|
678 | curChromaQpOffset = pcCU->getSlice()->getPPS()->getChromaCrQpOffset() + pcCU->getSlice()->getSliceQpDeltaCr(); |
---|
679 | } |
---|
680 | m_pcTrQuant->setQPforQuant ( pcCU->getQP(0), eText, pcCU->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset ); |
---|
681 | |
---|
682 | Int scalingListType = (pcCU->isIntra(uiAbsPartIdx) ? 0 : 3) + g_eTTable[(Int)eText]; |
---|
683 | assert(scalingListType < 6); |
---|
684 | m_pcTrQuant->invtransformNxN( pcCU->getCUTransquantBypass(uiAbsPartIdx), eText, REG_DCT, piResi, uiStride, pcCoeff, uiWidth, uiHeight, scalingListType, useTransformSkipChroma ); |
---|
685 | |
---|
686 | //===== reconstruction ===== |
---|
687 | Pel* pPred = piPred; |
---|
688 | Pel* pResi = piResi; |
---|
689 | Pel* pReco = piReco; |
---|
690 | Pel* pRecIPred = piRecIPred; |
---|
691 | for( UInt uiY = 0; uiY < uiHeight; uiY++ ) |
---|
692 | { |
---|
693 | for( UInt uiX = 0; uiX < uiWidth; uiX++ ) |
---|
694 | { |
---|
695 | pReco [ uiX ] = ClipC( pPred[ uiX ] + pResi[ uiX ] ); |
---|
696 | pRecIPred[ uiX ] = pReco[ uiX ]; |
---|
697 | } |
---|
698 | pPred += uiStride; |
---|
699 | pResi += uiStride; |
---|
700 | pReco += uiStride; |
---|
701 | pRecIPred += uiRecIPredStride; |
---|
702 | } |
---|
703 | } |
---|
704 | |
---|
705 | |
---|
706 | Void |
---|
707 | TDecCu::xReconIntraQT( TComDataCU* pcCU, UInt uiDepth ) |
---|
708 | { |
---|
709 | UInt uiInitTrDepth = ( pcCU->getPartitionSize(0) == SIZE_2Nx2N ? 0 : 1 ); |
---|
710 | UInt uiNumPart = pcCU->getNumPartInter(); |
---|
711 | UInt uiNumQParts = pcCU->getTotalNumPart() >> 2; |
---|
712 | |
---|
713 | if (pcCU->getIPCMFlag(0)) |
---|
714 | { |
---|
715 | xReconPCM( pcCU, uiDepth ); |
---|
716 | return; |
---|
717 | } |
---|
718 | |
---|
719 | for( UInt uiPU = 0; uiPU < uiNumPart; uiPU++ ) |
---|
720 | { |
---|
721 | xIntraLumaRecQT( pcCU, uiInitTrDepth, uiPU * uiNumQParts, m_ppcYuvReco[uiDepth], m_ppcYuvReco[uiDepth], m_ppcYuvResi[uiDepth] ); |
---|
722 | } |
---|
723 | |
---|
724 | for( UInt uiPU = 0; uiPU < uiNumPart; uiPU++ ) |
---|
725 | { |
---|
726 | xIntraChromaRecQT( pcCU, uiInitTrDepth, uiPU * uiNumQParts, m_ppcYuvReco[uiDepth], m_ppcYuvReco[uiDepth], m_ppcYuvResi[uiDepth] ); |
---|
727 | } |
---|
728 | |
---|
729 | } |
---|
730 | |
---|
731 | #if H_3D_DIM_SDC |
---|
732 | Void TDecCu::xReconIntraSDC( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
733 | { |
---|
734 | UInt uiWidth = pcCU->getWidth ( 0 ); |
---|
735 | UInt uiHeight = pcCU->getHeight ( 0 ); |
---|
736 | |
---|
737 | TComYuv* pcRecoYuv = m_ppcYuvReco[uiDepth]; |
---|
738 | TComYuv* pcPredYuv = m_ppcYuvReco[uiDepth]; |
---|
739 | TComYuv* pcResiYuv = m_ppcYuvResi[uiDepth]; |
---|
740 | |
---|
741 | UInt uiStride = pcRecoYuv->getStride (); |
---|
742 | Pel* piReco = pcRecoYuv->getLumaAddr( uiAbsPartIdx ); |
---|
743 | Pel* piPred = pcPredYuv->getLumaAddr( uiAbsPartIdx ); |
---|
744 | Pel* piResi = pcResiYuv->getLumaAddr( uiAbsPartIdx ); |
---|
745 | |
---|
746 | UInt uiZOrder = pcCU->getZorderIdxInCU() + uiAbsPartIdx; |
---|
747 | Pel* piRecIPred = pcCU->getPic()->getPicYuvRec()->getLumaAddr( pcCU->getAddr(), uiZOrder ); |
---|
748 | UInt uiRecIPredStride = pcCU->getPic()->getPicYuvRec()->getStride (); |
---|
749 | |
---|
750 | UInt uiLumaPredMode = pcCU->getLumaIntraDir ( uiAbsPartIdx ); |
---|
751 | |
---|
752 | AOF( uiWidth == uiHeight ); |
---|
753 | AOF( uiAbsPartIdx == 0 ); |
---|
754 | AOF( pcCU->getSDCAvailable(uiAbsPartIdx) ); |
---|
755 | AOF( pcCU->getSDCFlag(uiAbsPartIdx) ); |
---|
756 | |
---|
757 | //===== init availability pattern ===== |
---|
758 | Bool bAboveAvail = false; |
---|
759 | Bool bLeftAvail = false; |
---|
760 | pcCU->getPattern()->initPattern ( pcCU, 0, uiAbsPartIdx ); |
---|
761 | pcCU->getPattern()->initAdiPattern( pcCU, uiAbsPartIdx, 0, m_pcPrediction->getPredicBuf(), m_pcPrediction->getPredicBufWidth(), m_pcPrediction->getPredicBufHeight(), bAboveAvail, bLeftAvail ); |
---|
762 | |
---|
763 | //===== get prediction signal ===== |
---|
764 | #if H_3D_DIM |
---|
765 | if( isDimMode( uiLumaPredMode ) ) |
---|
766 | { |
---|
767 | m_pcPrediction->predIntraLumaDepth( pcCU, uiAbsPartIdx, uiLumaPredMode, piPred, uiStride, uiWidth, uiHeight ); |
---|
768 | } |
---|
769 | else |
---|
770 | { |
---|
771 | #endif |
---|
772 | m_pcPrediction->predIntraLumaAng( pcCU->getPattern(), uiLumaPredMode, piPred, uiStride, uiWidth, uiHeight, bAboveAvail, bLeftAvail ); |
---|
773 | #if H_3D_DIM |
---|
774 | } |
---|
775 | #endif |
---|
776 | |
---|
777 | // number of segments depends on prediction mode |
---|
778 | UInt uiNumSegments = 1; |
---|
779 | Bool* pbMask = NULL; |
---|
780 | UInt uiMaskStride = 0; |
---|
781 | |
---|
782 | if( getDimType( uiLumaPredMode ) == DMM1_IDX ) |
---|
783 | { |
---|
784 | Int uiTabIdx = pcCU->getDmmWedgeTabIdx(DMM1_IDX, uiAbsPartIdx); |
---|
785 | |
---|
786 | WedgeList* pacWedgeList = &g_dmmWedgeLists[(g_aucConvertToBit[uiWidth])]; |
---|
787 | TComWedgelet* pcWedgelet = &(pacWedgeList->at( uiTabIdx )); |
---|
788 | |
---|
789 | uiNumSegments = 2; |
---|
790 | pbMask = pcWedgelet->getPattern(); |
---|
791 | uiMaskStride = pcWedgelet->getStride(); |
---|
792 | } |
---|
793 | |
---|
794 | // get DC prediction for each segment |
---|
795 | Pel apDCPredValues[2]; |
---|
796 | m_pcPrediction->analyzeSegmentsSDC(piPred, uiStride, uiWidth, apDCPredValues, uiNumSegments, pbMask, uiMaskStride); |
---|
797 | |
---|
798 | // reconstruct residual based on mask + DC residuals |
---|
799 | Pel apDCResiValues[2]; |
---|
800 | for( UInt uiSegment = 0; uiSegment < uiNumSegments; uiSegment++ ) |
---|
801 | { |
---|
802 | #if H_3D_DIM_DLT |
---|
803 | Pel pPredIdx = pcCU->getSlice()->getVPS()->depthValue2idx( pcCU->getSlice()->getLayerIdInVps(), apDCPredValues[uiSegment] ); |
---|
804 | Pel pResiIdx = pcCU->getSDCSegmentDCOffset(uiSegment, uiAbsPartIdx); |
---|
805 | Pel pRecoValue = pcCU->getSlice()->getVPS()->idx2DepthValue( pcCU->getSlice()->getLayerIdInVps(), pPredIdx + pResiIdx ); |
---|
806 | |
---|
807 | apDCResiValues[uiSegment] = pRecoValue - apDCPredValues[uiSegment]; |
---|
808 | #else |
---|
809 | apDCResiValues[uiSegment] = pcCU->getSDCSegmentDCOffset(uiSegment, uiAbsPartIdx); |
---|
810 | #endif |
---|
811 | } |
---|
812 | |
---|
813 | //===== reconstruction ===== |
---|
814 | Bool*pMask = pbMask; |
---|
815 | Pel* pPred = piPred; |
---|
816 | Pel* pResi = piResi; |
---|
817 | Pel* pReco = piReco; |
---|
818 | Pel* pRecIPred = piRecIPred; |
---|
819 | |
---|
820 | for( UInt uiY = 0; uiY < uiHeight; uiY++ ) |
---|
821 | { |
---|
822 | for( UInt uiX = 0; uiX < uiWidth; uiX++ ) |
---|
823 | { |
---|
824 | UChar ucSegment = pMask?(UChar)pMask[uiX]:0; |
---|
825 | assert( ucSegment < uiNumSegments ); |
---|
826 | |
---|
827 | Pel pResiDC = apDCResiValues[ucSegment]; |
---|
828 | |
---|
829 | pReco [ uiX ] = ClipY( pPred[ uiX ] + pResiDC ); |
---|
830 | pRecIPred[ uiX ] = pReco[ uiX ]; |
---|
831 | } |
---|
832 | pPred += uiStride; |
---|
833 | pResi += uiStride; |
---|
834 | pReco += uiStride; |
---|
835 | pRecIPred += uiRecIPredStride; |
---|
836 | pMask += uiMaskStride; |
---|
837 | } |
---|
838 | |
---|
839 | // clear UV |
---|
840 | UInt uiStrideC = pcPredYuv->getCStride(); |
---|
841 | Pel *pRecCb = pcPredYuv->getCbAddr(); |
---|
842 | Pel *pRecCr = pcPredYuv->getCrAddr(); |
---|
843 | |
---|
844 | for (Int y=0; y<uiHeight/2; y++) |
---|
845 | { |
---|
846 | for (Int x=0; x<uiWidth/2; x++) |
---|
847 | { |
---|
848 | pRecCb[x] = 128; |
---|
849 | pRecCr[x] = 128; |
---|
850 | } |
---|
851 | |
---|
852 | pRecCb += uiStrideC; |
---|
853 | pRecCr += uiStrideC; |
---|
854 | } |
---|
855 | } |
---|
856 | #endif |
---|
857 | |
---|
858 | /** Function for deriving recontructed PU/CU Luma sample with QTree structure |
---|
859 | * \param pcCU pointer of current CU |
---|
860 | * \param uiTrDepth current tranform split depth |
---|
861 | * \param uiAbsPartIdx part index |
---|
862 | * \param pcRecoYuv pointer to reconstructed sample arrays |
---|
863 | * \param pcPredYuv pointer to prediction sample arrays |
---|
864 | * \param pcResiYuv pointer to residue sample arrays |
---|
865 | * |
---|
866 | \ This function dervies recontructed PU/CU Luma sample with recursive QTree structure |
---|
867 | */ |
---|
868 | Void |
---|
869 | TDecCu::xIntraLumaRecQT( TComDataCU* pcCU, |
---|
870 | UInt uiTrDepth, |
---|
871 | UInt uiAbsPartIdx, |
---|
872 | TComYuv* pcRecoYuv, |
---|
873 | TComYuv* pcPredYuv, |
---|
874 | TComYuv* pcResiYuv ) |
---|
875 | { |
---|
876 | UInt uiFullDepth = pcCU->getDepth(0) + uiTrDepth; |
---|
877 | UInt uiTrMode = pcCU->getTransformIdx( uiAbsPartIdx ); |
---|
878 | if( uiTrMode == uiTrDepth ) |
---|
879 | { |
---|
880 | xIntraRecLumaBlk ( pcCU, uiTrDepth, uiAbsPartIdx, pcRecoYuv, pcPredYuv, pcResiYuv ); |
---|
881 | } |
---|
882 | else |
---|
883 | { |
---|
884 | UInt uiNumQPart = pcCU->getPic()->getNumPartInCU() >> ( ( uiFullDepth + 1 ) << 1 ); |
---|
885 | for( UInt uiPart = 0; uiPart < 4; uiPart++ ) |
---|
886 | { |
---|
887 | xIntraLumaRecQT( pcCU, uiTrDepth + 1, uiAbsPartIdx + uiPart * uiNumQPart, pcRecoYuv, pcPredYuv, pcResiYuv ); |
---|
888 | } |
---|
889 | } |
---|
890 | } |
---|
891 | |
---|
892 | /** Function for deriving recontructed PU/CU chroma samples with QTree structure |
---|
893 | * \param pcCU pointer of current CU |
---|
894 | * \param uiTrDepth current tranform split depth |
---|
895 | * \param uiAbsPartIdx part index |
---|
896 | * \param pcRecoYuv pointer to reconstructed sample arrays |
---|
897 | * \param pcPredYuv pointer to prediction sample arrays |
---|
898 | * \param pcResiYuv pointer to residue sample arrays |
---|
899 | * |
---|
900 | \ This function dervies recontructed PU/CU chroma samples with QTree recursive structure |
---|
901 | */ |
---|
902 | Void |
---|
903 | TDecCu::xIntraChromaRecQT( TComDataCU* pcCU, |
---|
904 | UInt uiTrDepth, |
---|
905 | UInt uiAbsPartIdx, |
---|
906 | TComYuv* pcRecoYuv, |
---|
907 | TComYuv* pcPredYuv, |
---|
908 | TComYuv* pcResiYuv ) |
---|
909 | { |
---|
910 | UInt uiFullDepth = pcCU->getDepth(0) + uiTrDepth; |
---|
911 | UInt uiTrMode = pcCU->getTransformIdx( uiAbsPartIdx ); |
---|
912 | if( uiTrMode == uiTrDepth ) |
---|
913 | { |
---|
914 | xIntraRecChromaBlk( pcCU, uiTrDepth, uiAbsPartIdx, pcRecoYuv, pcPredYuv, pcResiYuv, 0 ); |
---|
915 | xIntraRecChromaBlk( pcCU, uiTrDepth, uiAbsPartIdx, pcRecoYuv, pcPredYuv, pcResiYuv, 1 ); |
---|
916 | } |
---|
917 | else |
---|
918 | { |
---|
919 | UInt uiNumQPart = pcCU->getPic()->getNumPartInCU() >> ( ( uiFullDepth + 1 ) << 1 ); |
---|
920 | for( UInt uiPart = 0; uiPart < 4; uiPart++ ) |
---|
921 | { |
---|
922 | xIntraChromaRecQT( pcCU, uiTrDepth + 1, uiAbsPartIdx + uiPart * uiNumQPart, pcRecoYuv, pcPredYuv, pcResiYuv ); |
---|
923 | } |
---|
924 | } |
---|
925 | } |
---|
926 | |
---|
927 | Void TDecCu::xCopyToPic( TComDataCU* pcCU, TComPic* pcPic, UInt uiZorderIdx, UInt uiDepth ) |
---|
928 | { |
---|
929 | UInt uiCUAddr = pcCU->getAddr(); |
---|
930 | |
---|
931 | m_ppcYuvReco[uiDepth]->copyToPicYuv ( pcPic->getPicYuvRec (), uiCUAddr, uiZorderIdx ); |
---|
932 | |
---|
933 | return; |
---|
934 | } |
---|
935 | |
---|
936 | Void TDecCu::xDecodeInterTexture ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
---|
937 | { |
---|
938 | UInt uiWidth = pcCU->getWidth ( uiAbsPartIdx ); |
---|
939 | UInt uiHeight = pcCU->getHeight( uiAbsPartIdx ); |
---|
940 | TCoeff* piCoeff; |
---|
941 | |
---|
942 | Pel* pResi; |
---|
943 | UInt trMode = pcCU->getTransformIdx( uiAbsPartIdx ); |
---|
944 | |
---|
945 | // Y |
---|
946 | piCoeff = pcCU->getCoeffY(); |
---|
947 | pResi = m_ppcYuvResi[uiDepth]->getLumaAddr(); |
---|
948 | |
---|
949 | m_pcTrQuant->setQPforQuant( pcCU->getQP( uiAbsPartIdx ), TEXT_LUMA, pcCU->getSlice()->getSPS()->getQpBDOffsetY(), 0 ); |
---|
950 | |
---|
951 | m_pcTrQuant->invRecurTransformNxN ( pcCU, 0, TEXT_LUMA, pResi, 0, m_ppcYuvResi[uiDepth]->getStride(), uiWidth, uiHeight, trMode, 0, piCoeff ); |
---|
952 | |
---|
953 | // Cb and Cr |
---|
954 | Int curChromaQpOffset = pcCU->getSlice()->getPPS()->getChromaCbQpOffset() + pcCU->getSlice()->getSliceQpDeltaCb(); |
---|
955 | m_pcTrQuant->setQPforQuant( pcCU->getQP( uiAbsPartIdx ), TEXT_CHROMA, pcCU->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset ); |
---|
956 | |
---|
957 | uiWidth >>= 1; |
---|
958 | uiHeight >>= 1; |
---|
959 | piCoeff = pcCU->getCoeffCb(); pResi = m_ppcYuvResi[uiDepth]->getCbAddr(); |
---|
960 | m_pcTrQuant->invRecurTransformNxN ( pcCU, 0, TEXT_CHROMA_U, pResi, 0, m_ppcYuvResi[uiDepth]->getCStride(), uiWidth, uiHeight, trMode, 0, piCoeff ); |
---|
961 | |
---|
962 | curChromaQpOffset = pcCU->getSlice()->getPPS()->getChromaCrQpOffset() + pcCU->getSlice()->getSliceQpDeltaCr(); |
---|
963 | m_pcTrQuant->setQPforQuant( pcCU->getQP( uiAbsPartIdx ), TEXT_CHROMA, pcCU->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset ); |
---|
964 | |
---|
965 | piCoeff = pcCU->getCoeffCr(); pResi = m_ppcYuvResi[uiDepth]->getCrAddr(); |
---|
966 | m_pcTrQuant->invRecurTransformNxN ( pcCU, 0, TEXT_CHROMA_V, pResi, 0, m_ppcYuvResi[uiDepth]->getCStride(), uiWidth, uiHeight, trMode, 0, piCoeff ); |
---|
967 | } |
---|
968 | |
---|
969 | /** Function for deriving reconstructed luma/chroma samples of a PCM mode CU. |
---|
970 | * \param pcCU pointer to current CU |
---|
971 | * \param uiPartIdx part index |
---|
972 | * \param piPCM pointer to PCM code arrays |
---|
973 | * \param piReco pointer to reconstructed sample arrays |
---|
974 | * \param uiStride stride of reconstructed sample arrays |
---|
975 | * \param uiWidth CU width |
---|
976 | * \param uiHeight CU height |
---|
977 | * \param ttText texture component type |
---|
978 | * \returns Void |
---|
979 | */ |
---|
980 | Void TDecCu::xDecodePCMTexture( TComDataCU* pcCU, UInt uiPartIdx, Pel *piPCM, Pel* piReco, UInt uiStride, UInt uiWidth, UInt uiHeight, TextType ttText) |
---|
981 | { |
---|
982 | UInt uiX, uiY; |
---|
983 | Pel* piPicReco; |
---|
984 | UInt uiPicStride; |
---|
985 | UInt uiPcmLeftShiftBit; |
---|
986 | |
---|
987 | if( ttText == TEXT_LUMA ) |
---|
988 | { |
---|
989 | uiPicStride = pcCU->getPic()->getPicYuvRec()->getStride(); |
---|
990 | piPicReco = pcCU->getPic()->getPicYuvRec()->getLumaAddr(pcCU->getAddr(), pcCU->getZorderIdxInCU()+uiPartIdx); |
---|
991 | uiPcmLeftShiftBit = g_bitDepthY - pcCU->getSlice()->getSPS()->getPCMBitDepthLuma(); |
---|
992 | } |
---|
993 | else |
---|
994 | { |
---|
995 | uiPicStride = pcCU->getPic()->getPicYuvRec()->getCStride(); |
---|
996 | |
---|
997 | if( ttText == TEXT_CHROMA_U ) |
---|
998 | { |
---|
999 | piPicReco = pcCU->getPic()->getPicYuvRec()->getCbAddr(pcCU->getAddr(), pcCU->getZorderIdxInCU()+uiPartIdx); |
---|
1000 | } |
---|
1001 | else |
---|
1002 | { |
---|
1003 | piPicReco = pcCU->getPic()->getPicYuvRec()->getCrAddr(pcCU->getAddr(), pcCU->getZorderIdxInCU()+uiPartIdx); |
---|
1004 | } |
---|
1005 | uiPcmLeftShiftBit = g_bitDepthC - pcCU->getSlice()->getSPS()->getPCMBitDepthChroma(); |
---|
1006 | } |
---|
1007 | |
---|
1008 | for( uiY = 0; uiY < uiHeight; uiY++ ) |
---|
1009 | { |
---|
1010 | for( uiX = 0; uiX < uiWidth; uiX++ ) |
---|
1011 | { |
---|
1012 | piReco[uiX] = (piPCM[uiX] << uiPcmLeftShiftBit); |
---|
1013 | piPicReco[uiX] = piReco[uiX]; |
---|
1014 | } |
---|
1015 | piPCM += uiWidth; |
---|
1016 | piReco += uiStride; |
---|
1017 | piPicReco += uiPicStride; |
---|
1018 | } |
---|
1019 | } |
---|
1020 | |
---|
1021 | /** Function for reconstructing a PCM mode CU. |
---|
1022 | * \param pcCU pointer to current CU |
---|
1023 | * \param uiDepth CU Depth |
---|
1024 | * \returns Void |
---|
1025 | */ |
---|
1026 | Void TDecCu::xReconPCM( TComDataCU* pcCU, UInt uiDepth ) |
---|
1027 | { |
---|
1028 | // Luma |
---|
1029 | UInt uiWidth = (g_uiMaxCUWidth >> uiDepth); |
---|
1030 | UInt uiHeight = (g_uiMaxCUHeight >> uiDepth); |
---|
1031 | |
---|
1032 | Pel* piPcmY = pcCU->getPCMSampleY(); |
---|
1033 | Pel* piRecoY = m_ppcYuvReco[uiDepth]->getLumaAddr(0, uiWidth); |
---|
1034 | |
---|
1035 | UInt uiStride = m_ppcYuvResi[uiDepth]->getStride(); |
---|
1036 | |
---|
1037 | xDecodePCMTexture( pcCU, 0, piPcmY, piRecoY, uiStride, uiWidth, uiHeight, TEXT_LUMA); |
---|
1038 | |
---|
1039 | // Cb and Cr |
---|
1040 | UInt uiCWidth = (uiWidth>>1); |
---|
1041 | UInt uiCHeight = (uiHeight>>1); |
---|
1042 | |
---|
1043 | Pel* piPcmCb = pcCU->getPCMSampleCb(); |
---|
1044 | Pel* piPcmCr = pcCU->getPCMSampleCr(); |
---|
1045 | Pel* pRecoCb = m_ppcYuvReco[uiDepth]->getCbAddr(); |
---|
1046 | Pel* pRecoCr = m_ppcYuvReco[uiDepth]->getCrAddr(); |
---|
1047 | |
---|
1048 | UInt uiCStride = m_ppcYuvReco[uiDepth]->getCStride(); |
---|
1049 | |
---|
1050 | xDecodePCMTexture( pcCU, 0, piPcmCb, pRecoCb, uiCStride, uiCWidth, uiCHeight, TEXT_CHROMA_U); |
---|
1051 | xDecodePCMTexture( pcCU, 0, piPcmCr, pRecoCr, uiCStride, uiCWidth, uiCHeight, TEXT_CHROMA_V); |
---|
1052 | } |
---|
1053 | |
---|
1054 | /** Function for filling the PCM buffer of a CU using its reconstructed sample array |
---|
1055 | * \param pcCU pointer to current CU |
---|
1056 | * \param uiDepth CU Depth |
---|
1057 | * \returns Void |
---|
1058 | */ |
---|
1059 | Void TDecCu::xFillPCMBuffer(TComDataCU* pCU, UInt depth) |
---|
1060 | { |
---|
1061 | // Luma |
---|
1062 | UInt width = (g_uiMaxCUWidth >> depth); |
---|
1063 | UInt height = (g_uiMaxCUHeight >> depth); |
---|
1064 | |
---|
1065 | Pel* pPcmY = pCU->getPCMSampleY(); |
---|
1066 | Pel* pRecoY = m_ppcYuvReco[depth]->getLumaAddr(0, width); |
---|
1067 | |
---|
1068 | UInt stride = m_ppcYuvReco[depth]->getStride(); |
---|
1069 | |
---|
1070 | for(Int y = 0; y < height; y++ ) |
---|
1071 | { |
---|
1072 | for(Int x = 0; x < width; x++ ) |
---|
1073 | { |
---|
1074 | pPcmY[x] = pRecoY[x]; |
---|
1075 | } |
---|
1076 | pPcmY += width; |
---|
1077 | pRecoY += stride; |
---|
1078 | } |
---|
1079 | |
---|
1080 | // Cb and Cr |
---|
1081 | UInt widthC = (width>>1); |
---|
1082 | UInt heightC = (height>>1); |
---|
1083 | |
---|
1084 | Pel* pPcmCb = pCU->getPCMSampleCb(); |
---|
1085 | Pel* pPcmCr = pCU->getPCMSampleCr(); |
---|
1086 | Pel* pRecoCb = m_ppcYuvReco[depth]->getCbAddr(); |
---|
1087 | Pel* pRecoCr = m_ppcYuvReco[depth]->getCrAddr(); |
---|
1088 | |
---|
1089 | UInt strideC = m_ppcYuvReco[depth]->getCStride(); |
---|
1090 | |
---|
1091 | for(Int y = 0; y < heightC; y++ ) |
---|
1092 | { |
---|
1093 | for(Int x = 0; x < widthC; x++ ) |
---|
1094 | { |
---|
1095 | pPcmCb[x] = pRecoCb[x]; |
---|
1096 | pPcmCr[x] = pRecoCr[x]; |
---|
1097 | } |
---|
1098 | pPcmCr += widthC; |
---|
1099 | pPcmCb += widthC; |
---|
1100 | pRecoCb += strideC; |
---|
1101 | pRecoCr += strideC; |
---|
1102 | } |
---|
1103 | |
---|
1104 | } |
---|
1105 | |
---|
1106 | //! \} |
---|