1 | /* The copyright in this software is being made available under the BSD |
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2 | * License, included below. This software may be subject to other third party |
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3 | * and contributor rights, including patent rights, and no such rights are |
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4 | * granted under this license. |
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5 | * |
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6 | * Copyright (c) 2010-2012, ITU/ISO/IEC |
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7 | * All rights reserved. |
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8 | * |
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9 | * Redistribution and use in source and binary forms, with or without |
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10 | * modification, are permitted provided that the following conditions are met: |
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11 | * |
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12 | * * Redistributions of source code must retain the above copyright notice, |
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13 | * this list of conditions and the following disclaimer. |
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14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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15 | * this list of conditions and the following disclaimer in the documentation |
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16 | * and/or other materials provided with the distribution. |
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17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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18 | * be used to endorse or promote products derived from this software without |
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19 | * specific prior written permission. |
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20 | * |
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21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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32 | */ |
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33 | |
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34 | /** \file TEncEntropy.cpp |
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35 | \brief entropy encoder class |
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36 | */ |
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37 | |
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38 | #include "TEncEntropy.h" |
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39 | #include "TLibCommon/TypeDef.h" |
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40 | #include "TLibCommon/TComAdaptiveLoopFilter.h" |
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41 | #include "TLibCommon/TComSampleAdaptiveOffset.h" |
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42 | |
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43 | //! \ingroup TLibEncoder |
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44 | //! \{ |
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45 | |
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46 | Void TEncEntropy::setEntropyCoder ( TEncEntropyIf* e, TComSlice* pcSlice ) |
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47 | { |
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48 | m_pcEntropyCoderIf = e; |
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49 | m_pcEntropyCoderIf->setSlice ( pcSlice ); |
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50 | } |
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51 | |
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52 | Void TEncEntropy::encodeSliceHeader ( TComSlice* pcSlice ) |
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53 | { |
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54 | #if SAO_UNIT_INTERLEAVING |
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55 | if (pcSlice->getSPS()->getUseSAO()) |
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56 | { |
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57 | pcSlice->setSaoInterleavingFlag(pcSlice->getAPS()->getSaoInterleavingFlag()); |
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58 | pcSlice->setSaoEnabledFlag (pcSlice->getAPS()->getSaoParam()->bSaoFlag[0]); |
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59 | if (pcSlice->getAPS()->getSaoInterleavingFlag()) |
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60 | { |
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61 | pcSlice->setSaoEnabledFlagCb (pcSlice->getAPS()->getSaoParam()->bSaoFlag[1]); |
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62 | pcSlice->setSaoEnabledFlagCr (pcSlice->getAPS()->getSaoParam()->bSaoFlag[2]); |
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63 | } |
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64 | else |
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65 | { |
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66 | pcSlice->setSaoEnabledFlagCb (0); |
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67 | pcSlice->setSaoEnabledFlagCr (0); |
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68 | } |
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69 | } |
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70 | #endif |
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71 | |
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72 | m_pcEntropyCoderIf->codeSliceHeader( pcSlice ); |
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73 | return; |
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74 | } |
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75 | |
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76 | #if TILES_WPP_ENTRY_POINT_SIGNALLING |
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77 | Void TEncEntropy::encodeTilesWPPEntryPoint( TComSlice* pSlice ) |
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78 | { |
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79 | m_pcEntropyCoderIf->codeTilesWPPEntryPoint( pSlice ); |
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80 | } |
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81 | #else |
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82 | Void TEncEntropy::encodeSliceHeaderSubstreamTable( TComSlice* pcSlice ) |
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83 | { |
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84 | m_pcEntropyCoderIf->codeSliceHeaderSubstreamTable( pcSlice ); |
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85 | } |
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86 | #endif |
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87 | |
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88 | Void TEncEntropy::encodeTerminatingBit ( UInt uiIsLast ) |
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89 | { |
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90 | m_pcEntropyCoderIf->codeTerminatingBit( uiIsLast ); |
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91 | |
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92 | return; |
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93 | } |
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94 | |
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95 | Void TEncEntropy::encodeSliceFinish() |
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96 | { |
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97 | m_pcEntropyCoderIf->codeSliceFinish(); |
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98 | } |
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99 | |
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100 | #if OL_FLUSH |
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101 | Void TEncEntropy::encodeFlush() |
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102 | { |
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103 | m_pcEntropyCoderIf->codeFlush(); |
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104 | } |
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105 | Void TEncEntropy::encodeStart() |
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106 | { |
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107 | m_pcEntropyCoderIf->encodeStart(); |
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108 | } |
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109 | #endif |
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110 | |
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111 | Void TEncEntropy::encodeSEI(const SEI& sei) |
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112 | { |
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113 | m_pcEntropyCoderIf->codeSEI(sei); |
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114 | return; |
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115 | } |
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116 | |
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117 | Void TEncEntropy::encodePPS( TComPPS* pcPPS ) |
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118 | { |
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119 | m_pcEntropyCoderIf->codePPS( pcPPS ); |
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120 | return; |
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121 | } |
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122 | |
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123 | #if VIDYO_VPS_INTEGRATION |
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124 | Void TEncEntropy::encodeVPS( TComVPS* pcVPS ) |
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125 | { |
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126 | m_pcEntropyCoderIf->codeVPS( pcVPS ); |
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127 | return; |
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128 | } |
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129 | #endif |
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130 | |
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131 | #if VIDYO_VPS_INTEGRATION |
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132 | Void codeVPS ( TComVPS* pcVPS ); |
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133 | #endif |
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134 | |
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135 | #if HHI_MPI |
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136 | Void TEncEntropy::encodeSPS( TComSPS* pcSPS, Bool bIsDepth ) |
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137 | { |
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138 | m_pcEntropyCoderIf->codeSPS( pcSPS, bIsDepth ); |
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139 | return; |
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140 | } |
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141 | #else |
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142 | Void TEncEntropy::encodeSPS( TComSPS* pcSPS ) |
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143 | { |
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144 | m_pcEntropyCoderIf->codeSPS( pcSPS ); |
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145 | return; |
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146 | } |
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147 | #endif |
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148 | |
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149 | Void TEncEntropy::encodeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
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150 | { |
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151 | if ( pcCU->getSlice()->isIntra() ) |
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152 | { |
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153 | return; |
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154 | } |
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155 | if( bRD ) |
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156 | { |
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157 | uiAbsPartIdx = 0; |
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158 | } |
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159 | #if BURST_IPCM |
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160 | if( !bRD ) |
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161 | { |
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162 | if( pcCU->getLastCUSucIPCMFlag() && pcCU->getIPCMFlag(uiAbsPartIdx) ) |
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163 | { |
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164 | return; |
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165 | } |
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166 | } |
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167 | #endif |
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168 | m_pcEntropyCoderIf->codeSkipFlag( pcCU, uiAbsPartIdx ); |
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169 | } |
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170 | |
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171 | #if LGE_ILLUCOMP_B0045 |
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172 | Void TEncEntropy::encodeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
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173 | { |
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174 | if (pcCU->isIntra(uiAbsPartIdx) || (pcCU->getSlice()->getViewId() == 0) || pcCU->getSlice()->getSPS()->isDepth()) |
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175 | { |
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176 | return; |
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177 | } |
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178 | |
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179 | if(!pcCU->getSlice()->getApplyIC()) |
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180 | return; |
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181 | |
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182 | if( bRD ) |
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183 | { |
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184 | uiAbsPartIdx = 0; |
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185 | } |
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186 | |
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187 | if(pcCU->isICFlagRequired(uiAbsPartIdx)) |
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188 | m_pcEntropyCoderIf->codeICFlag( pcCU, uiAbsPartIdx ); |
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189 | } |
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190 | #endif |
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191 | |
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192 | Void TEncEntropy::codeFiltCountBit(ALFParam* pAlfParam, Int64* ruiRate) |
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193 | { |
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194 | resetEntropy(); |
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195 | resetBits(); |
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196 | codeFilt(pAlfParam); |
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197 | *ruiRate = getNumberOfWrittenBits(); |
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198 | resetEntropy(); |
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199 | resetBits(); |
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200 | } |
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201 | |
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202 | Void TEncEntropy::codeAuxCountBit(ALFParam* pAlfParam, Int64* ruiRate) |
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203 | { |
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204 | resetEntropy(); |
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205 | resetBits(); |
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206 | codeAux(pAlfParam); |
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207 | *ruiRate = getNumberOfWrittenBits(); |
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208 | resetEntropy(); |
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209 | resetBits(); |
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210 | } |
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211 | |
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212 | Void TEncEntropy::codeAux(ALFParam* pAlfParam) |
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213 | { |
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214 | // m_pcEntropyCoderIf->codeAlfUvlc(pAlfParam->realfiltNo); |
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215 | |
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216 | #if !LCU_SYNTAX_ALF |
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217 | m_pcEntropyCoderIf->codeAlfFlag(pAlfParam->alf_pcr_region_flag); |
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218 | #endif |
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219 | #if !ALF_SINGLE_FILTER_SHAPE |
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220 | m_pcEntropyCoderIf->codeAlfUvlc(pAlfParam->filter_shape); |
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221 | #endif |
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222 | Int noFilters = min(pAlfParam->filters_per_group-1, 2); |
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223 | m_pcEntropyCoderIf->codeAlfUvlc(noFilters); |
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224 | |
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225 | if(noFilters == 1) |
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226 | { |
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227 | m_pcEntropyCoderIf->codeAlfUvlc(pAlfParam->startSecondFilter); |
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228 | } |
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229 | else if (noFilters == 2) |
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230 | { |
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231 | #if LCU_SYNTAX_ALF |
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232 | #if ALF_16_BA_GROUPS |
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233 | Int numMergeFlags = 16; |
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234 | #else |
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235 | Int numMergeFlags = 15; |
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236 | #endif |
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237 | #else |
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238 | #if ALF_16_BA_GROUPS |
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239 | Int numMergeFlags = 16; |
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240 | #else |
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241 | Int numMergeFlags = pAlfParam->alf_pcr_region_flag ? 16 : 15; |
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242 | #endif |
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243 | #endif |
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244 | for (Int i=1; i<numMergeFlags; i++) |
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245 | { |
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246 | m_pcEntropyCoderIf->codeAlfFlag (pAlfParam->filterPattern[i]); |
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247 | } |
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248 | } |
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249 | } |
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250 | |
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251 | Int TEncEntropy::lengthGolomb(int coeffVal, int k) |
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252 | { |
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253 | int m = 2 << (k - 1); |
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254 | int q = coeffVal / m; |
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255 | if(coeffVal != 0) |
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256 | { |
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257 | return(q + 2 + k); |
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258 | } |
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259 | else |
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260 | { |
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261 | return(q + 1 + k); |
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262 | } |
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263 | } |
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264 | |
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265 | Int TEncEntropy::codeFilterCoeff(ALFParam* ALFp) |
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266 | { |
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267 | Int filters_per_group = ALFp->filters_per_group; |
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268 | int sqrFiltLength = ALFp->num_coeff; |
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269 | int i, k, kMin, kStart, minBits, ind, scanPos, maxScanVal, coeffVal, len = 0, |
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270 | *pDepthInt=NULL, kMinTab[MAX_SCAN_VAL], bitsCoeffScan[MAX_SCAN_VAL][MAX_EXP_GOLOMB], |
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271 | minKStart, minBitsKStart, bitsKStart; |
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272 | |
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273 | pDepthInt = pDepthIntTabShapes[ALFp->filter_shape]; |
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274 | maxScanVal = 0; |
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275 | #if ALF_SINGLE_FILTER_SHAPE |
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276 | int minScanVal = MIN_SCAN_POS_CROSS; |
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277 | #else |
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278 | int minScanVal = ( ALFp->filter_shape==ALF_STAR5x5 ) ? 0 : MIN_SCAN_POS_CROSS; |
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279 | #endif |
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280 | |
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281 | for(i = 0; i < sqrFiltLength; i++) |
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282 | { |
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283 | maxScanVal = max(maxScanVal, pDepthInt[i]); |
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284 | } |
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285 | |
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286 | // vlc for all |
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287 | memset(bitsCoeffScan, 0, MAX_SCAN_VAL * MAX_EXP_GOLOMB * sizeof(int)); |
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288 | for(ind=0; ind<filters_per_group; ++ind) |
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289 | { |
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290 | for(i = 0; i < sqrFiltLength; i++) |
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291 | { |
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292 | scanPos=pDepthInt[i]-1; |
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293 | coeffVal=abs(ALFp->coeffmulti[ind][i]); |
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294 | for (k=1; k<15; k++) |
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295 | { |
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296 | bitsCoeffScan[scanPos][k]+=lengthGolomb(coeffVal, k); |
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297 | } |
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298 | } |
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299 | } |
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300 | |
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301 | minBitsKStart = 0; |
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302 | minKStart = -1; |
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303 | for(k = 1; k < 8; k++) |
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304 | { |
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305 | bitsKStart = 0; |
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306 | kStart = k; |
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307 | for(scanPos = minScanVal; scanPos < maxScanVal; scanPos++) |
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308 | { |
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309 | kMin = kStart; |
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310 | minBits = bitsCoeffScan[scanPos][kMin]; |
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311 | |
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312 | if(bitsCoeffScan[scanPos][kStart+1] < minBits) |
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313 | { |
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314 | kMin = kStart + 1; |
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315 | minBits = bitsCoeffScan[scanPos][kMin]; |
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316 | } |
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317 | kStart = kMin; |
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318 | bitsKStart += minBits; |
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319 | } |
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320 | if((bitsKStart < minBitsKStart) || (k == 1)) |
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321 | { |
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322 | minBitsKStart = bitsKStart; |
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323 | minKStart = k; |
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324 | } |
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325 | } |
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326 | |
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327 | kStart = minKStart; |
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328 | for(scanPos = minScanVal; scanPos < maxScanVal; scanPos++) |
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329 | { |
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330 | kMin = kStart; |
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331 | minBits = bitsCoeffScan[scanPos][kMin]; |
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332 | |
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333 | if(bitsCoeffScan[scanPos][kStart+1] < minBits) |
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334 | { |
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335 | kMin = kStart + 1; |
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336 | minBits = bitsCoeffScan[scanPos][kMin]; |
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337 | } |
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338 | |
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339 | kMinTab[scanPos] = kMin; |
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340 | kStart = kMin; |
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341 | } |
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342 | |
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343 | // Coding parameters |
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344 | ALFp->minKStart = minKStart; |
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345 | #if !LCU_SYNTAX_ALF |
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346 | ALFp->maxScanVal = maxScanVal; |
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347 | #endif |
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348 | for(scanPos = minScanVal; scanPos < maxScanVal; scanPos++) |
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349 | { |
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350 | ALFp->kMinTab[scanPos] = kMinTab[scanPos]; |
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351 | } |
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352 | |
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353 | #if LCU_SYNTAX_ALF |
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354 | if (ALFp->filters_per_group == 1) |
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355 | { |
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356 | len += writeFilterCoeffs(sqrFiltLength, filters_per_group, pDepthInt, ALFp->coeffmulti, kTableTabShapes[ALF_CROSS9x7_SQUARE3x3]); |
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357 | } |
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358 | else |
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359 | { |
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360 | #endif |
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361 | len += writeFilterCodingParams(minKStart, minScanVal, maxScanVal, kMinTab); |
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362 | |
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363 | // Filter coefficients |
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364 | len += writeFilterCoeffs(sqrFiltLength, filters_per_group, pDepthInt, ALFp->coeffmulti, kMinTab); |
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365 | #if LCU_SYNTAX_ALF |
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366 | } |
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367 | #endif |
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368 | |
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369 | return len; |
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370 | } |
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371 | |
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372 | Int TEncEntropy::writeFilterCodingParams(int minKStart, int minScanVal, int maxScanVal, int kMinTab[]) |
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373 | { |
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374 | int scanPos; |
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375 | int golombIndexBit; |
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376 | int kMin; |
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377 | |
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378 | // Golomb parameters |
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379 | m_pcEntropyCoderIf->codeAlfUvlc(minKStart - 1); |
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380 | |
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381 | kMin = minKStart; |
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382 | for(scanPos = minScanVal; scanPos < maxScanVal; scanPos++) |
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383 | { |
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384 | golombIndexBit = (kMinTab[scanPos] != kMin)? 1: 0; |
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385 | |
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386 | assert(kMinTab[scanPos] <= kMin + 1); |
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387 | |
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388 | m_pcEntropyCoderIf->codeAlfFlag(golombIndexBit); |
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389 | kMin = kMinTab[scanPos]; |
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390 | } |
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391 | |
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392 | return 0; |
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393 | } |
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394 | |
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395 | Int TEncEntropy::writeFilterCoeffs(int sqrFiltLength, int filters_per_group, int pDepthInt[], |
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396 | int **FilterCoeff, int kMinTab[]) |
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397 | { |
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398 | int ind, scanPos, i; |
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399 | |
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400 | for(ind = 0; ind < filters_per_group; ++ind) |
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401 | { |
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402 | for(i = 0; i < sqrFiltLength; i++) |
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403 | { |
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404 | scanPos = pDepthInt[i] - 1; |
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405 | #if LCU_SYNTAX_ALF |
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406 | Int k = (filters_per_group == 1) ? kMinTab[i] : kMinTab[scanPos]; |
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407 | golombEncode(FilterCoeff[ind][i], k); |
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408 | #else |
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409 | golombEncode(FilterCoeff[ind][i], kMinTab[scanPos]); |
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410 | #endif |
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411 | } |
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412 | } |
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413 | return 0; |
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414 | } |
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415 | |
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416 | Int TEncEntropy::golombEncode(int coeff, int k) |
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417 | { |
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418 | int q, i; |
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419 | int symbol = abs(coeff); |
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420 | |
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421 | q = symbol >> k; |
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422 | |
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423 | for (i = 0; i < q; i++) |
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424 | { |
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425 | m_pcEntropyCoderIf->codeAlfFlag(1); |
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426 | } |
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427 | m_pcEntropyCoderIf->codeAlfFlag(0); |
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428 | // write one zero |
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429 | |
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430 | for(i = 0; i < k; i++) |
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431 | { |
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432 | m_pcEntropyCoderIf->codeAlfFlag(symbol & 0x01); |
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433 | symbol >>= 1; |
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434 | } |
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435 | |
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436 | if(coeff != 0) |
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437 | { |
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438 | int sign = (coeff > 0)? 1: 0; |
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439 | m_pcEntropyCoderIf->codeAlfFlag(sign); |
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440 | } |
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441 | return 0; |
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442 | } |
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443 | |
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444 | Void TEncEntropy::codeFilt(ALFParam* pAlfParam) |
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445 | { |
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446 | if(pAlfParam->filters_per_group > 1) |
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447 | { |
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448 | m_pcEntropyCoderIf->codeAlfFlag (pAlfParam->predMethod); |
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449 | } |
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450 | for(Int ind = 0; ind < pAlfParam->filters_per_group; ++ind) |
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451 | { |
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452 | m_pcEntropyCoderIf->codeAlfFlag (pAlfParam->nbSPred[ind]); |
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453 | } |
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454 | codeFilterCoeff (pAlfParam); |
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455 | } |
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456 | |
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457 | /** encode merge flag |
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458 | * \param pcCU |
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459 | * \param uiAbsPartIdx |
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460 | * \param uiPUIdx |
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461 | * \returns Void |
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462 | */ |
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463 | Void TEncEntropy::encodeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPUIdx ) |
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464 | { |
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465 | // at least one merge candidate exists |
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466 | m_pcEntropyCoderIf->codeMergeFlag( pcCU, uiAbsPartIdx ); |
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467 | } |
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468 | |
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469 | /** encode merge index |
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470 | * \param pcCU |
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471 | * \param uiAbsPartIdx |
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472 | * \param uiPUIdx |
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473 | * \param bRD |
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474 | * \returns Void |
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475 | */ |
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476 | Void TEncEntropy::encodeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPUIdx, Bool bRD ) |
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477 | { |
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478 | if( bRD ) |
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479 | { |
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480 | uiAbsPartIdx = 0; |
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481 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
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482 | } |
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483 | |
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484 | UInt uiNumCand = MRG_MAX_NUM_CANDS; |
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485 | if ( uiNumCand > 1 ) |
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486 | { |
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487 | m_pcEntropyCoderIf->codeMergeIndex( pcCU, uiAbsPartIdx ); |
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488 | } |
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489 | } |
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490 | |
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491 | #if HHI_INTER_VIEW_RESIDUAL_PRED |
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492 | Void |
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493 | TEncEntropy::encodeResPredFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPUIdx, Bool bRD ) |
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494 | { |
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495 | if( bRD ) |
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496 | { |
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497 | uiAbsPartIdx = 0; |
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498 | } |
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499 | |
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500 | // check whether flag is coded |
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501 | ROTVS( pcCU->getSlice()->getSPS()->isDepth () ); |
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502 | ROFVS( pcCU->getSlice()->getSPS()->getViewId () ); |
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503 | ROFVS( pcCU->getSlice()->getSPS()->getMultiviewResPredMode() ); |
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504 | ROTVS( pcCU->isIntra ( uiAbsPartIdx ) ); |
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505 | ROFVS( pcCU->getResPredAvail ( uiAbsPartIdx ) ); |
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506 | #if LG_RESTRICTEDRESPRED_M24766 |
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507 | Int iPUResiPredShift[4]; |
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508 | pcCU->getPUResiPredShift(iPUResiPredShift, uiAbsPartIdx); |
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509 | if(iPUResiPredShift[0] >= 0 || iPUResiPredShift[1] >= 0 || iPUResiPredShift[2] >= 0 || iPUResiPredShift[3] >= 0 ) |
---|
510 | #endif |
---|
511 | // encode flag |
---|
512 | m_pcEntropyCoderIf->codeResPredFlag( pcCU, uiAbsPartIdx ); |
---|
513 | } |
---|
514 | #endif |
---|
515 | |
---|
516 | #if LCU_SYNTAX_ALF |
---|
517 | /** parse the fixed length code (smaller than one max value) in ALF |
---|
518 | * \param run: coded value |
---|
519 | * \param rx: cur addr |
---|
520 | * \param numLCUInWidth: # of LCU in one LCU |
---|
521 | * \returns Void |
---|
522 | */ |
---|
523 | Void TEncEntropy::encodeAlfFixedLengthRun(UInt run, UInt rx, UInt numLCUInWidth) |
---|
524 | { |
---|
525 | assert(numLCUInWidth > rx); |
---|
526 | UInt maxValue = numLCUInWidth - rx - 1; |
---|
527 | m_pcEntropyCoderIf->codeAlfFixedLengthIdx(run, maxValue); |
---|
528 | } |
---|
529 | |
---|
530 | /** parse the fixed length code (smaller than one max value) in ALF |
---|
531 | * \param idx: coded value |
---|
532 | * \param numFilterSetsInBuffer: max value |
---|
533 | * \returns Void |
---|
534 | */ |
---|
535 | Void TEncEntropy::encodeAlfStoredFilterSetIdx(UInt idx, UInt numFilterSetsInBuffer) |
---|
536 | { |
---|
537 | assert(numFilterSetsInBuffer > 0); |
---|
538 | UInt maxValue = numFilterSetsInBuffer - 1; |
---|
539 | m_pcEntropyCoderIf->codeAlfFixedLengthIdx(idx, maxValue); |
---|
540 | } |
---|
541 | |
---|
542 | Void TEncEntropy::encodeAlfParam(AlfParamSet* pAlfParamSet, Bool bSentInAPS, Int firstLCUAddr, Bool alfAcrossSlice) |
---|
543 | { |
---|
544 | Bool isEnabled[NUM_ALF_COMPONENT]; |
---|
545 | Bool isUniParam[NUM_ALF_COMPONENT]; |
---|
546 | |
---|
547 | isEnabled[ALF_Y] = true; |
---|
548 | isEnabled[ALF_Cb]= pAlfParamSet->isEnabled[ALF_Cb]; |
---|
549 | isEnabled[ALF_Cr]= pAlfParamSet->isEnabled[ALF_Cr]; |
---|
550 | |
---|
551 | isUniParam[ALF_Y]= pAlfParamSet->isUniParam[ALF_Y]; |
---|
552 | isUniParam[ALF_Cb]= pAlfParamSet->isUniParam[ALF_Cb]; |
---|
553 | isUniParam[ALF_Cr]= pAlfParamSet->isUniParam[ALF_Cr]; |
---|
554 | |
---|
555 | |
---|
556 | //alf_cb_enable_flag |
---|
557 | m_pcEntropyCoderIf->codeAlfFlag(isEnabled[ALF_Cb]?1:0); |
---|
558 | //alf_cr_enable_flag |
---|
559 | m_pcEntropyCoderIf->codeAlfFlag(isEnabled[ALF_Cr]?1:0); |
---|
560 | |
---|
561 | for(Int compIdx = 0; compIdx< NUM_ALF_COMPONENT; compIdx++) |
---|
562 | { |
---|
563 | if(isEnabled[compIdx]) |
---|
564 | { |
---|
565 | //alf_one_{luma, cb, cr}_unit_per_slice_flag |
---|
566 | m_pcEntropyCoderIf->codeAlfFlag(isUniParam[compIdx]?1:0); |
---|
567 | } |
---|
568 | } |
---|
569 | if(bSentInAPS) |
---|
570 | { |
---|
571 | //alf_num_lcu_in_width_minus1 |
---|
572 | m_pcEntropyCoderIf->codeAlfUvlc(pAlfParamSet->numLCUInWidth-1); |
---|
573 | //alf_num_lcu_in_height_minus1 |
---|
574 | m_pcEntropyCoderIf->codeAlfUvlc(pAlfParamSet->numLCUInHeight-1); |
---|
575 | } |
---|
576 | else //sent in slice header |
---|
577 | { |
---|
578 | //alf_num_lcu_in_slice_minus1 |
---|
579 | m_pcEntropyCoderIf->codeAlfUvlc(pAlfParamSet->numLCU-1); |
---|
580 | } |
---|
581 | |
---|
582 | |
---|
583 | encodeAlfParamSet(pAlfParamSet, pAlfParamSet->numLCUInWidth, pAlfParamSet->numLCU, firstLCUAddr, alfAcrossSlice, 0, (Int)NUM_ALF_COMPONENT-1); |
---|
584 | |
---|
585 | } |
---|
586 | |
---|
587 | Bool TEncEntropy::getAlfRepeatRowFlag(Int compIdx, AlfParamSet* pAlfParamSet |
---|
588 | , Int lcuIdxInSlice, Int lcuPos |
---|
589 | , Int startlcuPosX, Int endlcuPosX |
---|
590 | , Int numLCUInWidth |
---|
591 | ) |
---|
592 | { |
---|
593 | assert(startlcuPosX == 0); //only the beginning of one LCU row needs to send repeat_row_flag |
---|
594 | |
---|
595 | Int len = endlcuPosX - startlcuPosX +1; |
---|
596 | Bool isRepeatRow = true; |
---|
597 | Int curPos; |
---|
598 | |
---|
599 | for(Int i= 0; i < len; i++) |
---|
600 | { |
---|
601 | curPos = lcuIdxInSlice +i; |
---|
602 | AlfUnitParam& alfUnitParam = pAlfParamSet->alfUnitParam[compIdx][curPos]; |
---|
603 | AlfUnitParam& alfUpUnitParam = pAlfParamSet->alfUnitParam[compIdx][curPos-numLCUInWidth]; |
---|
604 | |
---|
605 | if ( !(alfUnitParam == alfUpUnitParam) ) |
---|
606 | { |
---|
607 | isRepeatRow = false; |
---|
608 | break; |
---|
609 | } |
---|
610 | } |
---|
611 | |
---|
612 | return isRepeatRow; |
---|
613 | } |
---|
614 | |
---|
615 | |
---|
616 | Int TEncEntropy::getAlfRun(Int compIdx, AlfParamSet* pAlfParamSet |
---|
617 | , Int lcuIdxInSlice, Int lcuPos |
---|
618 | , Int startlcuPosX, Int endlcuPosX |
---|
619 | ) |
---|
620 | { |
---|
621 | Int alfRun = 0; |
---|
622 | Int len = endlcuPosX - startlcuPosX +1; |
---|
623 | AlfUnitParam& alfLeftUnitParam = pAlfParamSet->alfUnitParam[compIdx][lcuIdxInSlice]; |
---|
624 | |
---|
625 | |
---|
626 | |
---|
627 | for(Int i= 1; i < len; i++) |
---|
628 | { |
---|
629 | AlfUnitParam& alfUnitParam = pAlfParamSet->alfUnitParam[compIdx][lcuIdxInSlice+ i]; |
---|
630 | |
---|
631 | if (alfUnitParam == alfLeftUnitParam) |
---|
632 | { |
---|
633 | alfRun++; |
---|
634 | } |
---|
635 | else |
---|
636 | { |
---|
637 | break; |
---|
638 | } |
---|
639 | } |
---|
640 | |
---|
641 | return alfRun; |
---|
642 | |
---|
643 | } |
---|
644 | |
---|
645 | |
---|
646 | |
---|
647 | Void TEncEntropy::encodeAlfParamSet(AlfParamSet* pAlfParamSet, Int numLCUInWidth, Int numLCU, Int firstLCUAddr, Bool alfAcrossSlice, Int startCompIdx, Int endCompIdx) |
---|
648 | { |
---|
649 | Int endLCUY = (numLCU -1 + firstLCUAddr)/numLCUInWidth; |
---|
650 | Int endLCUX = (numLCU -1 + firstLCUAddr)%numLCUInWidth; |
---|
651 | |
---|
652 | static Bool isRepeatedRow [NUM_ALF_COMPONENT]; |
---|
653 | static Int numStoredFilters[NUM_ALF_COMPONENT]; |
---|
654 | static Int* run [NUM_ALF_COMPONENT]; |
---|
655 | |
---|
656 | for(Int compIdx =startCompIdx; compIdx <= endCompIdx; compIdx++) |
---|
657 | { |
---|
658 | isRepeatedRow[compIdx] = false; |
---|
659 | numStoredFilters[compIdx] = 0; |
---|
660 | |
---|
661 | run[compIdx] = new Int[numLCU+1]; |
---|
662 | run[compIdx][0] = -1; |
---|
663 | } |
---|
664 | |
---|
665 | Int ry, rx, addrUp, endrX, lcuPos; |
---|
666 | |
---|
667 | for(Int i=0; i< numLCU; i++) |
---|
668 | { |
---|
669 | lcuPos= firstLCUAddr+ i; |
---|
670 | rx = lcuPos% numLCUInWidth; |
---|
671 | ry = lcuPos/ numLCUInWidth; |
---|
672 | endrX = ( ry == endLCUY)?( endLCUX ):(numLCUInWidth-1); |
---|
673 | |
---|
674 | for(Int compIdx =startCompIdx; compIdx <= endCompIdx; compIdx++) |
---|
675 | { |
---|
676 | AlfUnitParam& alfUnitParam = pAlfParamSet->alfUnitParam[compIdx][i]; |
---|
677 | if(pAlfParamSet->isEnabled[compIdx]) |
---|
678 | { |
---|
679 | if(!pAlfParamSet->isUniParam[compIdx]) |
---|
680 | { |
---|
681 | addrUp = i-numLCUInWidth; |
---|
682 | if(rx ==0 && addrUp >=0) |
---|
683 | { |
---|
684 | isRepeatedRow[compIdx] = getAlfRepeatRowFlag(compIdx, pAlfParamSet, i, lcuPos, rx, endrX, numLCUInWidth); |
---|
685 | |
---|
686 | //alf_repeat_row_flag |
---|
687 | m_pcEntropyCoderIf->codeAlfFlag(isRepeatedRow[compIdx]?1:0); |
---|
688 | } |
---|
689 | |
---|
690 | if(isRepeatedRow[compIdx]) |
---|
691 | { |
---|
692 | assert(addrUp >=0); |
---|
693 | run[compIdx][i] = run[compIdx][addrUp]; |
---|
694 | } |
---|
695 | else |
---|
696 | { |
---|
697 | if(rx == 0 || run[compIdx][i] < 0) |
---|
698 | { |
---|
699 | run[compIdx][i] = getAlfRun(compIdx, pAlfParamSet, i, lcuPos, rx, endrX); |
---|
700 | |
---|
701 | if(addrUp < 0) |
---|
702 | { |
---|
703 | //alf_run_diff u(v) |
---|
704 | encodeAlfFixedLengthRun(run[compIdx][i], rx, numLCUInWidth); |
---|
705 | } |
---|
706 | else |
---|
707 | { |
---|
708 | //alf_run_diff s(v) |
---|
709 | m_pcEntropyCoderIf->codeAlfSvlc(run[compIdx][i]- run[compIdx][addrUp]); |
---|
710 | |
---|
711 | } |
---|
712 | |
---|
713 | if(ry > 0 && (addrUp >=0 || alfAcrossSlice)) |
---|
714 | { |
---|
715 | //alf_merge_up_flag |
---|
716 | m_pcEntropyCoderIf->codeAlfFlag( (alfUnitParam.mergeType == ALF_MERGE_UP)?1:0 ); |
---|
717 | } |
---|
718 | |
---|
719 | if(alfUnitParam.mergeType != ALF_MERGE_UP) |
---|
720 | { |
---|
721 | assert(alfUnitParam.mergeType == ALF_MERGE_DISABLED); |
---|
722 | |
---|
723 | //alf_lcu_enable_flag |
---|
724 | m_pcEntropyCoderIf->codeAlfFlag(alfUnitParam.isEnabled ? 1 : 0); |
---|
725 | |
---|
726 | if(alfUnitParam.isEnabled) |
---|
727 | { |
---|
728 | if(numStoredFilters[compIdx] > 0) |
---|
729 | { |
---|
730 | //alf_new_filter_set_flag |
---|
731 | m_pcEntropyCoderIf->codeAlfFlag(alfUnitParam.isNewFilt ? 1:0); |
---|
732 | |
---|
733 | if(!alfUnitParam.isNewFilt) |
---|
734 | { |
---|
735 | //alf_stored_filter_set_idx |
---|
736 | encodeAlfStoredFilterSetIdx(alfUnitParam.storedFiltIdx, numStoredFilters[compIdx]); |
---|
737 | |
---|
738 | } |
---|
739 | } |
---|
740 | else |
---|
741 | { |
---|
742 | assert(alfUnitParam.isNewFilt); |
---|
743 | } |
---|
744 | |
---|
745 | if(alfUnitParam.isNewFilt) |
---|
746 | { |
---|
747 | assert(alfUnitParam.alfFiltParam->alf_flag == 1); |
---|
748 | encodeAlfParam(alfUnitParam.alfFiltParam); |
---|
749 | numStoredFilters[compIdx]++; |
---|
750 | } |
---|
751 | } |
---|
752 | |
---|
753 | } |
---|
754 | } |
---|
755 | |
---|
756 | run[compIdx][i+1] = run[compIdx][i] -1; |
---|
757 | } |
---|
758 | |
---|
759 | } |
---|
760 | else // uni-param |
---|
761 | { |
---|
762 | if(i == 0) |
---|
763 | { |
---|
764 | //alf_lcu_enable_flag |
---|
765 | m_pcEntropyCoderIf->codeAlfFlag(alfUnitParam.isEnabled?1:0); |
---|
766 | if(alfUnitParam.isEnabled) |
---|
767 | { |
---|
768 | encodeAlfParam(alfUnitParam.alfFiltParam); |
---|
769 | } |
---|
770 | } |
---|
771 | } |
---|
772 | } // component enabled/disable |
---|
773 | } //comp |
---|
774 | |
---|
775 | } |
---|
776 | |
---|
777 | for(Int compIdx =startCompIdx; compIdx <= endCompIdx; compIdx++) |
---|
778 | { |
---|
779 | delete[] run[compIdx]; |
---|
780 | } |
---|
781 | |
---|
782 | } |
---|
783 | #endif |
---|
784 | |
---|
785 | |
---|
786 | Void TEncEntropy::encodeAlfParam(ALFParam* pAlfParam) |
---|
787 | { |
---|
788 | #if LCU_SYNTAX_ALF |
---|
789 | const Int numCoeff = (Int)ALF_MAX_NUM_COEF; |
---|
790 | |
---|
791 | switch(pAlfParam->componentID) |
---|
792 | { |
---|
793 | case ALF_Cb: |
---|
794 | case ALF_Cr: |
---|
795 | { |
---|
796 | for(Int pos=0; pos< numCoeff; pos++) |
---|
797 | { |
---|
798 | m_pcEntropyCoderIf->codeAlfSvlc( pAlfParam->coeffmulti[0][pos]); |
---|
799 | |
---|
800 | } |
---|
801 | } |
---|
802 | break; |
---|
803 | case ALF_Y: |
---|
804 | { |
---|
805 | codeAux(pAlfParam); |
---|
806 | codeFilt(pAlfParam); |
---|
807 | } |
---|
808 | break; |
---|
809 | default: |
---|
810 | { |
---|
811 | printf("Not a legal component ID\n"); |
---|
812 | assert(0); |
---|
813 | exit(-1); |
---|
814 | } |
---|
815 | } |
---|
816 | #else |
---|
817 | if (!pAlfParam->alf_flag) |
---|
818 | { |
---|
819 | return; |
---|
820 | } |
---|
821 | Int pos; |
---|
822 | codeAux(pAlfParam); |
---|
823 | codeFilt(pAlfParam); |
---|
824 | |
---|
825 | // filter parameters for chroma |
---|
826 | m_pcEntropyCoderIf->codeAlfUvlc(pAlfParam->chroma_idc); |
---|
827 | if(pAlfParam->chroma_idc) |
---|
828 | { |
---|
829 | #if !ALF_SINGLE_FILTER_SHAPE |
---|
830 | m_pcEntropyCoderIf->codeAlfUvlc(pAlfParam->filter_shape_chroma); |
---|
831 | #endif |
---|
832 | // filter coefficients for chroma |
---|
833 | for(pos=0; pos<pAlfParam->num_coeff_chroma; pos++) |
---|
834 | { |
---|
835 | m_pcEntropyCoderIf->codeAlfSvlc(pAlfParam->coeff_chroma[pos]); |
---|
836 | } |
---|
837 | } |
---|
838 | #endif |
---|
839 | } |
---|
840 | |
---|
841 | Void TEncEntropy::encodeAlfCtrlFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
---|
842 | { |
---|
843 | if( bRD ) |
---|
844 | { |
---|
845 | uiAbsPartIdx = 0; |
---|
846 | } |
---|
847 | m_pcEntropyCoderIf->codeAlfCtrlFlag( pcCU, uiAbsPartIdx ); |
---|
848 | } |
---|
849 | |
---|
850 | |
---|
851 | /** Encode ALF CU control flag |
---|
852 | * \param uiFlag ALF CU control flag: 0 or 1 |
---|
853 | */ |
---|
854 | Void TEncEntropy::encodeAlfCtrlFlag(UInt uiFlag) |
---|
855 | { |
---|
856 | assert(uiFlag == 0 || uiFlag == 1); |
---|
857 | m_pcEntropyCoderIf->codeAlfCtrlFlag( uiFlag ); |
---|
858 | } |
---|
859 | |
---|
860 | |
---|
861 | /** Encode ALF CU control flag parameters |
---|
862 | * \param pAlfParam ALF parameters |
---|
863 | */ |
---|
864 | Void TEncEntropy::encodeAlfCtrlParam(AlfCUCtrlInfo& cAlfParam, Int iNumCUsInPic) |
---|
865 | { |
---|
866 | // region control parameters for luma |
---|
867 | m_pcEntropyCoderIf->codeAlfFlag(cAlfParam.cu_control_flag); |
---|
868 | |
---|
869 | if (cAlfParam.cu_control_flag == 0) |
---|
870 | { |
---|
871 | return; |
---|
872 | } |
---|
873 | |
---|
874 | m_pcEntropyCoderIf->codeAlfCtrlDepth(); |
---|
875 | |
---|
876 | Int iSymbol = ((Int)cAlfParam.num_alf_cu_flag - iNumCUsInPic); |
---|
877 | m_pcEntropyCoderIf->codeAlfSvlc(iSymbol); |
---|
878 | |
---|
879 | for(UInt i=0; i< cAlfParam.num_alf_cu_flag; i++) |
---|
880 | { |
---|
881 | m_pcEntropyCoderIf->codeAlfCtrlFlag( cAlfParam.alf_cu_flag[i] ); |
---|
882 | } |
---|
883 | } |
---|
884 | |
---|
885 | /** encode prediction mode |
---|
886 | * \param pcCU |
---|
887 | * \param uiAbsPartIdx |
---|
888 | * \param bRD |
---|
889 | * \returns Void |
---|
890 | */ |
---|
891 | Void TEncEntropy::encodePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
---|
892 | { |
---|
893 | if( bRD ) |
---|
894 | { |
---|
895 | uiAbsPartIdx = 0; |
---|
896 | } |
---|
897 | #if BURST_IPCM |
---|
898 | if( !bRD ) |
---|
899 | { |
---|
900 | if( pcCU->getLastCUSucIPCMFlag() && pcCU->getIPCMFlag(uiAbsPartIdx) ) |
---|
901 | { |
---|
902 | return; |
---|
903 | } |
---|
904 | } |
---|
905 | #endif |
---|
906 | |
---|
907 | #if !RWTH_SDC_DLT_B0036 |
---|
908 | if ( pcCU->getSlice()->isIntra() ) |
---|
909 | { |
---|
910 | return; |
---|
911 | } |
---|
912 | #endif |
---|
913 | |
---|
914 | m_pcEntropyCoderIf->codePredMode( pcCU, uiAbsPartIdx ); |
---|
915 | |
---|
916 | #if RWTH_SDC_DLT_B0036 |
---|
917 | // if B-Slice, code SDC flag later |
---|
918 | if( !pcCU->getSlice()->isInterB() && pcCU->getSlice()->getSPS()->isDepth() && pcCU->isIntra(uiAbsPartIdx) ) |
---|
919 | { |
---|
920 | // encode SDC flag |
---|
921 | encodeSDCFlag(pcCU, uiAbsPartIdx, bRD); |
---|
922 | } |
---|
923 | #endif |
---|
924 | } |
---|
925 | |
---|
926 | // Split mode |
---|
927 | Void TEncEntropy::encodeSplitFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD ) |
---|
928 | { |
---|
929 | if( bRD ) |
---|
930 | { |
---|
931 | uiAbsPartIdx = 0; |
---|
932 | } |
---|
933 | #if BURST_IPCM |
---|
934 | if( !bRD ) |
---|
935 | { |
---|
936 | if( pcCU->getLastCUSucIPCMFlag() && pcCU->getIPCMFlag(uiAbsPartIdx) ) |
---|
937 | { |
---|
938 | return; |
---|
939 | } |
---|
940 | } |
---|
941 | #endif |
---|
942 | |
---|
943 | m_pcEntropyCoderIf->codeSplitFlag( pcCU, uiAbsPartIdx, uiDepth ); |
---|
944 | } |
---|
945 | |
---|
946 | /** encode partition size |
---|
947 | * \param pcCU |
---|
948 | * \param uiAbsPartIdx |
---|
949 | * \param uiDepth |
---|
950 | * \param bRD |
---|
951 | * \returns Void |
---|
952 | */ |
---|
953 | Void TEncEntropy::encodePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD ) |
---|
954 | { |
---|
955 | if( bRD ) |
---|
956 | { |
---|
957 | uiAbsPartIdx = 0; |
---|
958 | } |
---|
959 | #if BURST_IPCM |
---|
960 | if( !bRD ) |
---|
961 | { |
---|
962 | if( pcCU->getLastCUSucIPCMFlag() && pcCU->getIPCMFlag(uiAbsPartIdx) ) |
---|
963 | { |
---|
964 | return; |
---|
965 | } |
---|
966 | } |
---|
967 | #endif |
---|
968 | #if RWTH_SDC_DLT_B0036 |
---|
969 | if( !pcCU->getSlice()->isInterB() && pcCU->isIntra(uiAbsPartIdx) && pcCU->getSDCFlag(uiAbsPartIdx) ) |
---|
970 | { |
---|
971 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
---|
972 | return; |
---|
973 | } |
---|
974 | #endif |
---|
975 | |
---|
976 | m_pcEntropyCoderIf->codePartSize( pcCU, uiAbsPartIdx, uiDepth ); |
---|
977 | |
---|
978 | #if RWTH_SDC_DLT_B0036 |
---|
979 | // code SDC flag now! |
---|
980 | if( pcCU->getSlice()->isInterB() && pcCU->isIntra(uiAbsPartIdx) && pcCU->getSlice()->getSPS()->isDepth() ) |
---|
981 | { |
---|
982 | // encode SDC flag |
---|
983 | encodeSDCFlag(pcCU, uiAbsPartIdx, bRD); |
---|
984 | |
---|
985 | if( pcCU->getSDCFlag(uiAbsPartIdx) ) |
---|
986 | { |
---|
987 | // part size is also known for SDC intra |
---|
988 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
---|
989 | } |
---|
990 | } |
---|
991 | #endif |
---|
992 | } |
---|
993 | |
---|
994 | /** Encode I_PCM information. |
---|
995 | * \param pcCU pointer to CU |
---|
996 | * \param uiAbsPartIdx CU index |
---|
997 | * \param bRD flag indicating estimation or encoding |
---|
998 | * \returns Void |
---|
999 | */ |
---|
1000 | Void TEncEntropy::encodeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
---|
1001 | { |
---|
1002 | if(!pcCU->getSlice()->getSPS()->getUsePCM() |
---|
1003 | || pcCU->getWidth(uiAbsPartIdx) > (1<<pcCU->getSlice()->getSPS()->getPCMLog2MaxSize()) |
---|
1004 | || pcCU->getWidth(uiAbsPartIdx) < (1<<pcCU->getSlice()->getSPS()->getPCMLog2MinSize())) |
---|
1005 | { |
---|
1006 | return; |
---|
1007 | } |
---|
1008 | |
---|
1009 | #if RWTH_SDC_DLT_B0036 |
---|
1010 | if( pcCU->getSDCFlag(uiAbsPartIdx) ) |
---|
1011 | { |
---|
1012 | return; |
---|
1013 | } |
---|
1014 | #endif |
---|
1015 | |
---|
1016 | if( bRD ) |
---|
1017 | { |
---|
1018 | uiAbsPartIdx = 0; |
---|
1019 | } |
---|
1020 | |
---|
1021 | #if BURST_IPCM |
---|
1022 | Int numIPCM = 0; |
---|
1023 | Bool firstIPCMFlag = false; |
---|
1024 | |
---|
1025 | if( pcCU->getIPCMFlag(uiAbsPartIdx) ) |
---|
1026 | { |
---|
1027 | numIPCM = 1; |
---|
1028 | firstIPCMFlag = true; |
---|
1029 | |
---|
1030 | if( !bRD ) |
---|
1031 | { |
---|
1032 | numIPCM = pcCU->getNumSucIPCM(); |
---|
1033 | firstIPCMFlag = !pcCU->getLastCUSucIPCMFlag(); |
---|
1034 | } |
---|
1035 | } |
---|
1036 | m_pcEntropyCoderIf->codeIPCMInfo ( pcCU, uiAbsPartIdx, numIPCM, firstIPCMFlag); |
---|
1037 | #else |
---|
1038 | m_pcEntropyCoderIf->codeIPCMInfo ( pcCU, uiAbsPartIdx ); |
---|
1039 | #endif |
---|
1040 | |
---|
1041 | } |
---|
1042 | |
---|
1043 | #if UNIFIED_TRANSFORM_TREE |
---|
1044 | Void TEncEntropy::xEncodeTransform( TComDataCU* pcCU,UInt offsetLuma, UInt offsetChroma, UInt uiAbsPartIdx, UInt absTUPartIdx, UInt uiDepth, UInt width, UInt height, UInt uiTrIdx, UInt uiInnerQuadIdx, UInt& uiYCbfFront3, UInt& uiUCbfFront3, UInt& uiVCbfFront3, Bool& bCodeDQP ) |
---|
1045 | #else |
---|
1046 | Void TEncEntropy::xEncodeTransformSubdiv( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt absTUPartIdx, UInt uiDepth, UInt uiInnerQuadIdx, UInt& uiYCbfFront3, UInt& uiUCbfFront3, UInt& uiVCbfFront3 ) |
---|
1047 | #endif |
---|
1048 | { |
---|
1049 | const UInt uiSubdiv = pcCU->getTransformIdx( uiAbsPartIdx ) + pcCU->getDepth( uiAbsPartIdx ) > uiDepth; |
---|
1050 | const UInt uiLog2TrafoSize = g_aucConvertToBit[pcCU->getSlice()->getSPS()->getMaxCUWidth()]+2 - uiDepth; |
---|
1051 | #if UNIFIED_TRANSFORM_TREE |
---|
1052 | UInt cbfY = pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA , uiTrIdx ); |
---|
1053 | UInt cbfU = pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ); |
---|
1054 | UInt cbfV = pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ); |
---|
1055 | |
---|
1056 | if(uiTrIdx==0) |
---|
1057 | { |
---|
1058 | m_bakAbsPartIdxCU = uiAbsPartIdx; |
---|
1059 | } |
---|
1060 | if( uiLog2TrafoSize == 2 ) |
---|
1061 | { |
---|
1062 | UInt partNum = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
---|
1063 | if( ( uiAbsPartIdx % partNum ) == 0 ) |
---|
1064 | { |
---|
1065 | m_uiBakAbsPartIdx = uiAbsPartIdx; |
---|
1066 | m_uiBakChromaOffset = offsetChroma; |
---|
1067 | } |
---|
1068 | else if( ( uiAbsPartIdx % partNum ) == (partNum - 1) ) |
---|
1069 | { |
---|
1070 | cbfU = pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ); |
---|
1071 | cbfV = pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ); |
---|
1072 | } |
---|
1073 | } |
---|
1074 | #endif // UNIFIED_TRANSFORM_TREE |
---|
1075 | {//CABAC |
---|
1076 | if( pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTRA && pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_NxN && uiDepth == pcCU->getDepth(uiAbsPartIdx) ) |
---|
1077 | { |
---|
1078 | assert( uiSubdiv ); |
---|
1079 | } |
---|
1080 | else if( pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTER && (pcCU->getPartitionSize(uiAbsPartIdx) != SIZE_2Nx2N) && uiDepth == pcCU->getDepth(uiAbsPartIdx) && (pcCU->getSlice()->getSPS()->getQuadtreeTUMaxDepthInter() == 1) ) |
---|
1081 | { |
---|
1082 | if ( uiLog2TrafoSize > pcCU->getQuadtreeTULog2MinSizeInCU(uiAbsPartIdx) ) |
---|
1083 | { |
---|
1084 | assert( uiSubdiv ); |
---|
1085 | } |
---|
1086 | else |
---|
1087 | { |
---|
1088 | assert(!uiSubdiv ); |
---|
1089 | } |
---|
1090 | } |
---|
1091 | else if( uiLog2TrafoSize > pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
---|
1092 | { |
---|
1093 | assert( uiSubdiv ); |
---|
1094 | } |
---|
1095 | else if( uiLog2TrafoSize == pcCU->getSlice()->getSPS()->getQuadtreeTULog2MinSize() ) |
---|
1096 | { |
---|
1097 | assert( !uiSubdiv ); |
---|
1098 | } |
---|
1099 | else if( uiLog2TrafoSize == pcCU->getQuadtreeTULog2MinSizeInCU(uiAbsPartIdx) ) |
---|
1100 | { |
---|
1101 | assert( !uiSubdiv ); |
---|
1102 | } |
---|
1103 | else |
---|
1104 | { |
---|
1105 | assert( uiLog2TrafoSize > pcCU->getQuadtreeTULog2MinSizeInCU(uiAbsPartIdx) ); |
---|
1106 | m_pcEntropyCoderIf->codeTransformSubdivFlag( uiSubdiv, uiDepth ); |
---|
1107 | } |
---|
1108 | } |
---|
1109 | |
---|
1110 | { |
---|
1111 | if( uiLog2TrafoSize <= pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
---|
1112 | { |
---|
1113 | const UInt uiTrDepthCurr = uiDepth - pcCU->getDepth( uiAbsPartIdx ); |
---|
1114 | const Bool bFirstCbfOfCU = uiLog2TrafoSize == pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() || uiTrDepthCurr == 0; |
---|
1115 | if( bFirstCbfOfCU || uiLog2TrafoSize > 2 ) |
---|
1116 | { |
---|
1117 | if( bFirstCbfOfCU || pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepthCurr - 1 ) ) |
---|
1118 | { |
---|
1119 | if ( uiInnerQuadIdx == 3 && uiUCbfFront3 == 0 && uiLog2TrafoSize < pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
---|
1120 | { |
---|
1121 | uiUCbfFront3++; |
---|
1122 | } |
---|
1123 | else |
---|
1124 | { |
---|
1125 | m_pcEntropyCoderIf->codeQtCbf( pcCU, uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepthCurr ); |
---|
1126 | uiUCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepthCurr ); |
---|
1127 | } |
---|
1128 | } |
---|
1129 | if( bFirstCbfOfCU || pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepthCurr - 1 ) ) |
---|
1130 | { |
---|
1131 | if ( uiInnerQuadIdx == 3 && uiVCbfFront3 == 0 && uiLog2TrafoSize < pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) |
---|
1132 | { |
---|
1133 | uiVCbfFront3++; |
---|
1134 | } |
---|
1135 | else |
---|
1136 | { |
---|
1137 | m_pcEntropyCoderIf->codeQtCbf( pcCU, uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepthCurr ); |
---|
1138 | uiVCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepthCurr ); |
---|
1139 | } |
---|
1140 | } |
---|
1141 | } |
---|
1142 | else if( uiLog2TrafoSize == 2 ) |
---|
1143 | { |
---|
1144 | assert( pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepthCurr ) == pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepthCurr - 1 ) ); |
---|
1145 | assert( pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepthCurr ) == pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepthCurr - 1 ) ); |
---|
1146 | |
---|
1147 | uiUCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrDepthCurr ); |
---|
1148 | uiVCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrDepthCurr ); |
---|
1149 | } |
---|
1150 | } |
---|
1151 | |
---|
1152 | if( uiSubdiv ) |
---|
1153 | { |
---|
1154 | #if UNIFIED_TRANSFORM_TREE |
---|
1155 | UInt size; |
---|
1156 | width >>= 1; |
---|
1157 | height >>= 1; |
---|
1158 | size = width*height; |
---|
1159 | uiTrIdx++; |
---|
1160 | #endif // UNIFIED_TRANSFORM_TREE |
---|
1161 | ++uiDepth; |
---|
1162 | #if UNIFIED_TRANSFORM_TREE |
---|
1163 | const UInt partNum = pcCU->getPic()->getNumPartInCU() >> (uiDepth << 1); |
---|
1164 | #else |
---|
1165 | const UInt uiQPartNum = pcCU->getPic()->getNumPartInCU() >> (uiDepth << 1); |
---|
1166 | #endif |
---|
1167 | |
---|
1168 | UInt uiCurrentCbfY = 0; |
---|
1169 | UInt uiCurrentCbfU = 0; |
---|
1170 | UInt uiCurrentCbfV = 0; |
---|
1171 | |
---|
1172 | #if UNIFIED_TRANSFORM_TREE |
---|
1173 | UInt nsAddr = 0; |
---|
1174 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, 0, uiDepth - pcCU->getDepth( uiAbsPartIdx ) ); |
---|
1175 | xEncodeTransform( pcCU, offsetLuma, offsetChroma, uiAbsPartIdx, nsAddr, uiDepth, width, height, uiTrIdx, 0, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV, bCodeDQP ); |
---|
1176 | |
---|
1177 | uiAbsPartIdx += partNum; offsetLuma += size; offsetChroma += (size>>2); |
---|
1178 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, 1, uiDepth - pcCU->getDepth( uiAbsPartIdx ) ); |
---|
1179 | xEncodeTransform( pcCU, offsetLuma, offsetChroma, uiAbsPartIdx, nsAddr, uiDepth, width, height, uiTrIdx, 1, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV, bCodeDQP ); |
---|
1180 | |
---|
1181 | uiAbsPartIdx += partNum; offsetLuma += size; offsetChroma += (size>>2); |
---|
1182 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, 2, uiDepth - pcCU->getDepth( uiAbsPartIdx ) ); |
---|
1183 | xEncodeTransform( pcCU, offsetLuma, offsetChroma, uiAbsPartIdx, nsAddr, uiDepth, width, height, uiTrIdx, 2, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV, bCodeDQP ); |
---|
1184 | |
---|
1185 | uiAbsPartIdx += partNum; offsetLuma += size; offsetChroma += (size>>2); |
---|
1186 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, 3, uiDepth - pcCU->getDepth( uiAbsPartIdx ) ); |
---|
1187 | xEncodeTransform( pcCU, offsetLuma, offsetChroma, uiAbsPartIdx, nsAddr, uiDepth, width, height, uiTrIdx, 3, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV, bCodeDQP ); |
---|
1188 | #else // UNIFIED_TRANSFORM_TREE |
---|
1189 | UInt nsAddr = 0; |
---|
1190 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, 0, uiDepth - pcCU->getDepth( uiAbsPartIdx ) ); |
---|
1191 | xEncodeTransformSubdiv( pcCU, uiAbsPartIdx, nsAddr, uiDepth, 0, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV ); |
---|
1192 | |
---|
1193 | uiAbsPartIdx += uiQPartNum; |
---|
1194 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, 1, uiDepth - pcCU->getDepth( uiAbsPartIdx ) ); |
---|
1195 | xEncodeTransformSubdiv( pcCU, uiAbsPartIdx, nsAddr, uiDepth, 1, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV ); |
---|
1196 | |
---|
1197 | uiAbsPartIdx += uiQPartNum; |
---|
1198 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, 2, uiDepth - pcCU->getDepth( uiAbsPartIdx ) ); |
---|
1199 | xEncodeTransformSubdiv( pcCU, uiAbsPartIdx, nsAddr, uiDepth, 2, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV ); |
---|
1200 | |
---|
1201 | uiAbsPartIdx += uiQPartNum; |
---|
1202 | nsAddr = pcCU->getNSAbsPartIdx( uiLog2TrafoSize-1, uiAbsPartIdx, absTUPartIdx, 3, uiDepth - pcCU->getDepth( uiAbsPartIdx ) ); |
---|
1203 | xEncodeTransformSubdiv( pcCU, uiAbsPartIdx, nsAddr, uiDepth, 3, uiCurrentCbfY, uiCurrentCbfU, uiCurrentCbfV ); |
---|
1204 | #endif // UNIFIED_TRANSFORM_TREE |
---|
1205 | |
---|
1206 | uiYCbfFront3 += uiCurrentCbfY; |
---|
1207 | uiUCbfFront3 += uiCurrentCbfU; |
---|
1208 | uiVCbfFront3 += uiCurrentCbfV; |
---|
1209 | } |
---|
1210 | else |
---|
1211 | { |
---|
1212 | { |
---|
1213 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
---|
1214 | DTRACE_CABAC_T( "\tTrIdx: abspart=" ); |
---|
1215 | DTRACE_CABAC_V( uiAbsPartIdx ); |
---|
1216 | DTRACE_CABAC_T( "\tdepth=" ); |
---|
1217 | DTRACE_CABAC_V( uiDepth ); |
---|
1218 | DTRACE_CABAC_T( "\ttrdepth=" ); |
---|
1219 | DTRACE_CABAC_V( pcCU->getTransformIdx( uiAbsPartIdx ) ); |
---|
1220 | DTRACE_CABAC_T( "\n" ); |
---|
1221 | } |
---|
1222 | UInt uiLumaTrMode, uiChromaTrMode; |
---|
1223 | pcCU->convertTransIdx( uiAbsPartIdx, pcCU->getTransformIdx( uiAbsPartIdx ), uiLumaTrMode, uiChromaTrMode ); |
---|
1224 | if(pcCU->getPredictionMode( uiAbsPartIdx ) == MODE_INTER && pcCU->useNonSquarePU( uiAbsPartIdx ) ) |
---|
1225 | { |
---|
1226 | pcCU->setNSQTIdxSubParts( uiLog2TrafoSize, uiAbsPartIdx, absTUPartIdx, uiLumaTrMode ); |
---|
1227 | } |
---|
1228 | if( pcCU->getPredictionMode(uiAbsPartIdx) != MODE_INTRA && uiDepth == pcCU->getDepth( uiAbsPartIdx ) && !pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, 0 ) && !pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, 0 ) ) |
---|
1229 | { |
---|
1230 | assert( pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA, 0 ) ); |
---|
1231 | // printf( "saved one bin! " ); |
---|
1232 | } |
---|
1233 | else |
---|
1234 | { |
---|
1235 | const UInt uiLog2CUSize = g_aucConvertToBit[pcCU->getSlice()->getSPS()->getMaxCUWidth()] + 2 - pcCU->getDepth( uiAbsPartIdx ); |
---|
1236 | if ( pcCU->getPredictionMode( uiAbsPartIdx ) != MODE_INTRA && uiInnerQuadIdx == 3 && uiYCbfFront3 == 0 && uiUCbfFront3 == 0 && uiVCbfFront3 == 0 |
---|
1237 | && ( uiLog2CUSize <= pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() + 1 || uiLog2TrafoSize < pcCU->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() ) ) |
---|
1238 | { |
---|
1239 | uiYCbfFront3++; |
---|
1240 | } |
---|
1241 | else |
---|
1242 | { |
---|
1243 | m_pcEntropyCoderIf->codeQtCbf( pcCU, uiAbsPartIdx, TEXT_LUMA, uiLumaTrMode ); |
---|
1244 | uiYCbfFront3 += pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA, uiLumaTrMode ); |
---|
1245 | } |
---|
1246 | } |
---|
1247 | |
---|
1248 | #if UNIFIED_TRANSFORM_TREE |
---|
1249 | if ( cbfY || cbfU || cbfV ) |
---|
1250 | { |
---|
1251 | // dQP: only for LCU once |
---|
1252 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
---|
1253 | { |
---|
1254 | if ( bCodeDQP ) |
---|
1255 | { |
---|
1256 | encodeQP( pcCU, m_bakAbsPartIdxCU ); |
---|
1257 | bCodeDQP = false; |
---|
1258 | } |
---|
1259 | } |
---|
1260 | } |
---|
1261 | if( cbfY ) |
---|
1262 | { |
---|
1263 | Int trWidth = width; |
---|
1264 | Int trHeight = height; |
---|
1265 | pcCU->getNSQTSize( uiTrIdx, uiAbsPartIdx, trWidth, trHeight ); |
---|
1266 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffY()+offsetLuma), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_LUMA ); |
---|
1267 | } |
---|
1268 | if( uiLog2TrafoSize > 2 ) |
---|
1269 | { |
---|
1270 | Int trWidth = width >> 1; |
---|
1271 | Int trHeight = height >> 1; |
---|
1272 | pcCU->getNSQTSize( uiTrIdx, uiAbsPartIdx, trWidth, trHeight ); |
---|
1273 | if( cbfU ) |
---|
1274 | { |
---|
1275 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffCb()+offsetChroma), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_U ); |
---|
1276 | } |
---|
1277 | if( cbfV ) |
---|
1278 | { |
---|
1279 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffCr()+offsetChroma), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_V ); |
---|
1280 | } |
---|
1281 | } |
---|
1282 | else |
---|
1283 | { |
---|
1284 | UInt partNum = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
---|
1285 | if( ( uiAbsPartIdx % partNum ) == (partNum - 1) ) |
---|
1286 | { |
---|
1287 | Int trWidth = width; |
---|
1288 | Int trHeight = height; |
---|
1289 | pcCU->getNSQTSize( uiTrIdx - 1, uiAbsPartIdx, trWidth, trHeight ); |
---|
1290 | if( cbfU ) |
---|
1291 | { |
---|
1292 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffCb()+m_uiBakChromaOffset), m_uiBakAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_U ); |
---|
1293 | } |
---|
1294 | if( cbfV ) |
---|
1295 | { |
---|
1296 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffCr()+m_uiBakChromaOffset), m_uiBakAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_V ); |
---|
1297 | } |
---|
1298 | } |
---|
1299 | } |
---|
1300 | #endif // UNIFIED_TRANSFORM_TREE |
---|
1301 | } |
---|
1302 | } |
---|
1303 | } |
---|
1304 | |
---|
1305 | #if !UNIFIED_TRANSFORM_TREE |
---|
1306 | // transform index |
---|
1307 | Void TEncEntropy::encodeTransformIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD ) |
---|
1308 | { |
---|
1309 | assert( !bRD ); // parameter bRD can be removed |
---|
1310 | if( bRD ) |
---|
1311 | { |
---|
1312 | uiAbsPartIdx = 0; |
---|
1313 | } |
---|
1314 | |
---|
1315 | DTRACE_CABAC_VL( g_nSymbolCounter++ ) |
---|
1316 | DTRACE_CABAC_T( "\tdecodeTransformIdx()\tCUDepth=" ) |
---|
1317 | DTRACE_CABAC_V( uiDepth ) |
---|
1318 | DTRACE_CABAC_T( "\n" ) |
---|
1319 | UInt temp = 0; |
---|
1320 | UInt temp1 = 0; |
---|
1321 | UInt temp2 = 0; |
---|
1322 | xEncodeTransformSubdiv( pcCU, uiAbsPartIdx, uiAbsPartIdx, uiDepth, 0, temp, temp1, temp2 ); |
---|
1323 | } |
---|
1324 | #endif // !UNIFIED_TRANSFORM_TREE |
---|
1325 | |
---|
1326 | // Intra direction for Luma |
---|
1327 | Void TEncEntropy::encodeIntraDirModeLuma ( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1328 | { |
---|
1329 | m_pcEntropyCoderIf->codeIntraDirLumaAng( pcCU, uiAbsPartIdx ); |
---|
1330 | } |
---|
1331 | |
---|
1332 | // Intra direction for Chroma |
---|
1333 | Void TEncEntropy::encodeIntraDirModeChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
---|
1334 | { |
---|
1335 | if( bRD ) |
---|
1336 | { |
---|
1337 | uiAbsPartIdx = 0; |
---|
1338 | } |
---|
1339 | |
---|
1340 | m_pcEntropyCoderIf->codeIntraDirChroma( pcCU, uiAbsPartIdx ); |
---|
1341 | } |
---|
1342 | |
---|
1343 | Void TEncEntropy::encodePredInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
---|
1344 | { |
---|
1345 | if( bRD ) |
---|
1346 | { |
---|
1347 | uiAbsPartIdx = 0; |
---|
1348 | } |
---|
1349 | |
---|
1350 | #if RWTH_SDC_DLT_B0036 |
---|
1351 | if( pcCU->getSDCFlag(uiAbsPartIdx) ) |
---|
1352 | { |
---|
1353 | encodeSDCPredMode(pcCU, uiAbsPartIdx, bRD); |
---|
1354 | return; |
---|
1355 | } |
---|
1356 | #endif |
---|
1357 | |
---|
1358 | PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx ); |
---|
1359 | |
---|
1360 | if( pcCU->isIntra( uiAbsPartIdx ) ) // If it is Intra mode, encode intra prediction mode. |
---|
1361 | { |
---|
1362 | if( eSize == SIZE_NxN ) // if it is NxN size, encode 4 intra directions. |
---|
1363 | { |
---|
1364 | UInt uiPartOffset = ( pcCU->getPic()->getNumPartInCU() >> ( pcCU->getDepth(uiAbsPartIdx) << 1 ) ) >> 2; |
---|
1365 | // if it is NxN size, this size might be the smallest partition size. |
---|
1366 | encodeIntraDirModeLuma( pcCU, uiAbsPartIdx ); |
---|
1367 | encodeIntraDirModeLuma( pcCU, uiAbsPartIdx + uiPartOffset ); |
---|
1368 | encodeIntraDirModeLuma( pcCU, uiAbsPartIdx + uiPartOffset*2 ); |
---|
1369 | encodeIntraDirModeLuma( pcCU, uiAbsPartIdx + uiPartOffset*3 ); |
---|
1370 | encodeIntraDirModeChroma( pcCU, uiAbsPartIdx, bRD ); |
---|
1371 | } |
---|
1372 | else // if it is not NxN size, encode 1 intra directions |
---|
1373 | { |
---|
1374 | encodeIntraDirModeLuma ( pcCU, uiAbsPartIdx ); |
---|
1375 | encodeIntraDirModeChroma( pcCU, uiAbsPartIdx, bRD ); |
---|
1376 | } |
---|
1377 | } |
---|
1378 | else // if it is Inter mode, encode motion vector and reference index |
---|
1379 | { |
---|
1380 | encodePUWise( pcCU, uiAbsPartIdx, bRD ); |
---|
1381 | } |
---|
1382 | } |
---|
1383 | |
---|
1384 | /** encode motion information for every PU block |
---|
1385 | * \param pcCU |
---|
1386 | * \param uiAbsPartIdx |
---|
1387 | * \param bRD |
---|
1388 | * \returns Void |
---|
1389 | */ |
---|
1390 | Void TEncEntropy::encodePUWise( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
---|
1391 | { |
---|
1392 | if ( bRD ) |
---|
1393 | { |
---|
1394 | uiAbsPartIdx = 0; |
---|
1395 | } |
---|
1396 | |
---|
1397 | PartSize ePartSize = pcCU->getPartitionSize( uiAbsPartIdx ); |
---|
1398 | UInt uiNumPU = ( ePartSize == SIZE_2Nx2N ? 1 : ( ePartSize == SIZE_NxN ? 4 : 2 ) ); |
---|
1399 | UInt uiDepth = pcCU->getDepth( uiAbsPartIdx ); |
---|
1400 | UInt uiPUOffset = ( g_auiPUOffset[UInt( ePartSize )] << ( ( pcCU->getSlice()->getSPS()->getMaxCUDepth() - uiDepth ) << 1 ) ) >> 4; |
---|
1401 | |
---|
1402 | for ( UInt uiPartIdx = 0, uiSubPartIdx = uiAbsPartIdx; uiPartIdx < uiNumPU; uiPartIdx++, uiSubPartIdx += uiPUOffset ) |
---|
1403 | { |
---|
1404 | encodeMergeFlag( pcCU, uiSubPartIdx, uiPartIdx ); |
---|
1405 | if ( pcCU->getMergeFlag( uiSubPartIdx ) ) |
---|
1406 | { |
---|
1407 | encodeMergeIndex( pcCU, uiSubPartIdx, uiPartIdx ); |
---|
1408 | } |
---|
1409 | else |
---|
1410 | { |
---|
1411 | encodeInterDirPU( pcCU, uiSubPartIdx ); |
---|
1412 | for ( UInt uiRefListIdx = 0; uiRefListIdx < 2; uiRefListIdx++ ) |
---|
1413 | { |
---|
1414 | if ( pcCU->getSlice()->getNumRefIdx( RefPicList( uiRefListIdx ) ) > 0 ) |
---|
1415 | { |
---|
1416 | encodeRefFrmIdxPU ( pcCU, uiSubPartIdx, RefPicList( uiRefListIdx ) ); |
---|
1417 | encodeMvdPU ( pcCU, uiSubPartIdx, RefPicList( uiRefListIdx ) ); |
---|
1418 | encodeMVPIdxPU ( pcCU, uiSubPartIdx, RefPicList( uiRefListIdx ) ); |
---|
1419 | } |
---|
1420 | } |
---|
1421 | } |
---|
1422 | } |
---|
1423 | |
---|
1424 | return; |
---|
1425 | } |
---|
1426 | |
---|
1427 | Void TEncEntropy::encodeInterDirPU( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1428 | { |
---|
1429 | if ( !pcCU->getSlice()->isInterB() ) |
---|
1430 | { |
---|
1431 | return; |
---|
1432 | } |
---|
1433 | |
---|
1434 | m_pcEntropyCoderIf->codeInterDir( pcCU, uiAbsPartIdx ); |
---|
1435 | return; |
---|
1436 | } |
---|
1437 | |
---|
1438 | /** encode reference frame index for a PU block |
---|
1439 | * \param pcCU |
---|
1440 | * \param uiAbsPartIdx |
---|
1441 | * \param eRefList |
---|
1442 | * \returns Void |
---|
1443 | */ |
---|
1444 | Void TEncEntropy::encodeRefFrmIdxPU( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) |
---|
1445 | { |
---|
1446 | assert( !pcCU->isIntra( uiAbsPartIdx ) ); |
---|
1447 | |
---|
1448 | if(pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C)>0 && pcCU->getInterDir( uiAbsPartIdx ) != 3) |
---|
1449 | { |
---|
1450 | if ((eRefList== REF_PIC_LIST_1) || ( pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C ) == 1 ) ) |
---|
1451 | { |
---|
1452 | return; |
---|
1453 | } |
---|
1454 | |
---|
1455 | if ( pcCU->getSlice()->getNumRefIdx ( REF_PIC_LIST_C ) > 1 ) |
---|
1456 | { |
---|
1457 | m_pcEntropyCoderIf->codeRefFrmIdx( pcCU, uiAbsPartIdx, RefPicList(pcCU->getInterDir( uiAbsPartIdx )-1) ); |
---|
1458 | } |
---|
1459 | |
---|
1460 | } |
---|
1461 | else |
---|
1462 | { |
---|
1463 | if ( ( pcCU->getSlice()->getNumRefIdx( eRefList ) == 1 ) ) |
---|
1464 | { |
---|
1465 | return; |
---|
1466 | } |
---|
1467 | |
---|
1468 | if ( pcCU->getInterDir( uiAbsPartIdx ) & ( 1 << eRefList ) ) |
---|
1469 | { |
---|
1470 | m_pcEntropyCoderIf->codeRefFrmIdx( pcCU, uiAbsPartIdx, eRefList ); |
---|
1471 | } |
---|
1472 | } |
---|
1473 | |
---|
1474 | return; |
---|
1475 | } |
---|
1476 | |
---|
1477 | /** encode motion vector difference for a PU block |
---|
1478 | * \param pcCU |
---|
1479 | * \param uiAbsPartIdx |
---|
1480 | * \param eRefList |
---|
1481 | * \returns Void |
---|
1482 | */ |
---|
1483 | Void TEncEntropy::encodeMvdPU( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) |
---|
1484 | { |
---|
1485 | assert( !pcCU->isIntra( uiAbsPartIdx ) ); |
---|
1486 | |
---|
1487 | if ( pcCU->getInterDir( uiAbsPartIdx ) & ( 1 << eRefList ) ) |
---|
1488 | { |
---|
1489 | m_pcEntropyCoderIf->codeMvd( pcCU, uiAbsPartIdx, eRefList ); |
---|
1490 | } |
---|
1491 | return; |
---|
1492 | } |
---|
1493 | |
---|
1494 | Void TEncEntropy::encodeMVPIdxPU( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) |
---|
1495 | { |
---|
1496 | if ( (pcCU->getInterDir( uiAbsPartIdx ) & ( 1 << eRefList )) && (pcCU->getAMVPMode(uiAbsPartIdx) == AM_EXPL) ) |
---|
1497 | { |
---|
1498 | #if HHI_INTER_VIEW_MOTION_PRED |
---|
1499 | const Int iNumCands = AMVP_MAX_NUM_CANDS + ( pcCU->getSlice()->getSPS()->getMultiviewMvPredMode() ? 1 : 0 ); |
---|
1500 | m_pcEntropyCoderIf->codeMVPIdx( pcCU, uiAbsPartIdx, eRefList, iNumCands ); |
---|
1501 | #else |
---|
1502 | m_pcEntropyCoderIf->codeMVPIdx( pcCU, uiAbsPartIdx, eRefList ); |
---|
1503 | #endif |
---|
1504 | } |
---|
1505 | |
---|
1506 | return; |
---|
1507 | } |
---|
1508 | |
---|
1509 | Void TEncEntropy::encodeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth ) |
---|
1510 | { |
---|
1511 | m_pcEntropyCoderIf->codeQtCbf( pcCU, uiAbsPartIdx, eType, uiTrDepth ); |
---|
1512 | } |
---|
1513 | |
---|
1514 | Void TEncEntropy::encodeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx ) |
---|
1515 | { |
---|
1516 | m_pcEntropyCoderIf->codeTransformSubdivFlag( uiSymbol, uiCtx ); |
---|
1517 | } |
---|
1518 | |
---|
1519 | Void TEncEntropy::encodeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx ) |
---|
1520 | { |
---|
1521 | m_pcEntropyCoderIf->codeQtRootCbf( pcCU, uiAbsPartIdx ); |
---|
1522 | } |
---|
1523 | |
---|
1524 | // dQP |
---|
1525 | Void TEncEntropy::encodeQP( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
---|
1526 | { |
---|
1527 | if( bRD ) |
---|
1528 | { |
---|
1529 | uiAbsPartIdx = 0; |
---|
1530 | } |
---|
1531 | |
---|
1532 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
---|
1533 | { |
---|
1534 | m_pcEntropyCoderIf->codeDeltaQP( pcCU, uiAbsPartIdx ); |
---|
1535 | } |
---|
1536 | } |
---|
1537 | |
---|
1538 | |
---|
1539 | // texture |
---|
1540 | #if !UNIFIED_TRANSFORM_TREE |
---|
1541 | Void TEncEntropy::xEncodeCoeff( TComDataCU* pcCU, UInt uiLumaOffset, UInt uiChromaOffset, UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, UInt uiTrIdx, UInt uiCurrTrIdx, Bool& bCodeDQP ) |
---|
1542 | { |
---|
1543 | UInt uiLog2TrSize = g_aucConvertToBit[ pcCU->getSlice()->getSPS()->getMaxCUWidth() >> uiDepth ] + 2; |
---|
1544 | UInt uiCbfY = pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA, uiTrIdx ); |
---|
1545 | UInt uiCbfU = pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ); |
---|
1546 | UInt uiCbfV = pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ); |
---|
1547 | |
---|
1548 | if( uiLog2TrSize == 2 ) |
---|
1549 | { |
---|
1550 | UInt uiQPDiv = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
---|
1551 | if( ( uiAbsPartIdx % uiQPDiv ) == 0 ) |
---|
1552 | { |
---|
1553 | m_uiBakAbsPartIdx = uiAbsPartIdx; |
---|
1554 | m_uiBakChromaOffset = uiChromaOffset; |
---|
1555 | } |
---|
1556 | else if( ( uiAbsPartIdx % uiQPDiv ) == (uiQPDiv - 1) ) |
---|
1557 | { |
---|
1558 | uiCbfU = pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ); |
---|
1559 | uiCbfV = pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ); |
---|
1560 | } |
---|
1561 | } |
---|
1562 | |
---|
1563 | if ( uiCbfY || uiCbfU || uiCbfV ) |
---|
1564 | { |
---|
1565 | // dQP: only for LCU once |
---|
1566 | if ( pcCU->getSlice()->getPPS()->getUseDQP() ) |
---|
1567 | { |
---|
1568 | if ( bCodeDQP ) |
---|
1569 | { |
---|
1570 | encodeQP( pcCU, uiAbsPartIdx ); |
---|
1571 | bCodeDQP = false; |
---|
1572 | } |
---|
1573 | } |
---|
1574 | UInt uiLumaTrMode, uiChromaTrMode; |
---|
1575 | pcCU->convertTransIdx( uiAbsPartIdx, pcCU->getTransformIdx( uiAbsPartIdx ), uiLumaTrMode, uiChromaTrMode ); |
---|
1576 | const UInt uiStopTrMode = uiLumaTrMode; |
---|
1577 | |
---|
1578 | assert(1); // as long as quadtrees are not used for residual transform |
---|
1579 | |
---|
1580 | if( uiTrIdx == uiStopTrMode ) |
---|
1581 | { |
---|
1582 | if( pcCU->getCbf( uiAbsPartIdx, TEXT_LUMA, uiTrIdx ) ) |
---|
1583 | { |
---|
1584 | Int trWidth = uiWidth; |
---|
1585 | Int trHeight = uiHeight; |
---|
1586 | pcCU->getNSQTSize( uiTrIdx, uiAbsPartIdx, trWidth, trHeight ); |
---|
1587 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffY()+uiLumaOffset), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_LUMA ); |
---|
1588 | } |
---|
1589 | |
---|
1590 | uiWidth >>= 1; |
---|
1591 | uiHeight >>= 1; |
---|
1592 | |
---|
1593 | if( uiLog2TrSize == 2 ) |
---|
1594 | { |
---|
1595 | UInt uiQPDiv = pcCU->getPic()->getNumPartInCU() >> ( ( uiDepth - 1 ) << 1 ); |
---|
1596 | if( ( uiAbsPartIdx % uiQPDiv ) == (uiQPDiv - 1) ) |
---|
1597 | { |
---|
1598 | uiWidth <<= 1; |
---|
1599 | uiHeight <<= 1; |
---|
1600 | Int trWidth = uiWidth; |
---|
1601 | Int trHeight = uiHeight; |
---|
1602 | pcCU->getNSQTSize( uiTrIdx-1, uiAbsPartIdx, trWidth, trHeight ); |
---|
1603 | if( pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ) ) |
---|
1604 | { |
---|
1605 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffCb()+m_uiBakChromaOffset), m_uiBakAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_U ); |
---|
1606 | } |
---|
1607 | if( pcCU->getCbf( m_uiBakAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ) ) |
---|
1608 | { |
---|
1609 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffCr()+m_uiBakChromaOffset), m_uiBakAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_V ); |
---|
1610 | } |
---|
1611 | } |
---|
1612 | } |
---|
1613 | else |
---|
1614 | { |
---|
1615 | Int trWidth = uiWidth; |
---|
1616 | Int trHeight = uiHeight; |
---|
1617 | pcCU->getNSQTSize( uiTrIdx, uiAbsPartIdx, trWidth, trHeight ); |
---|
1618 | if( pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_U, uiTrIdx ) ) |
---|
1619 | { |
---|
1620 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffCb()+uiChromaOffset), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_U ); |
---|
1621 | } |
---|
1622 | if( pcCU->getCbf( uiAbsPartIdx, TEXT_CHROMA_V, uiTrIdx ) ) |
---|
1623 | { |
---|
1624 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, (pcCU->getCoeffCr()+uiChromaOffset), uiAbsPartIdx, trWidth, trHeight, uiDepth, TEXT_CHROMA_V ); |
---|
1625 | } |
---|
1626 | } |
---|
1627 | } |
---|
1628 | else |
---|
1629 | { |
---|
1630 | { |
---|
1631 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
---|
1632 | DTRACE_CABAC_T( "\tgoing down\tdepth=" ); |
---|
1633 | DTRACE_CABAC_V( uiDepth ); |
---|
1634 | DTRACE_CABAC_T( "\ttridx=" ); |
---|
1635 | DTRACE_CABAC_V( uiTrIdx ); |
---|
1636 | DTRACE_CABAC_T( "\n" ); |
---|
1637 | } |
---|
1638 | if( uiCurrTrIdx <= uiTrIdx ) |
---|
1639 | assert(1); |
---|
1640 | |
---|
1641 | UInt uiSize; |
---|
1642 | uiWidth >>= 1; |
---|
1643 | uiHeight >>= 1; |
---|
1644 | uiSize = uiWidth*uiHeight; |
---|
1645 | uiDepth++; |
---|
1646 | uiTrIdx++; |
---|
1647 | |
---|
1648 | UInt uiQPartNum = pcCU->getPic()->getNumPartInCU() >> (uiDepth << 1); |
---|
1649 | UInt uiIdx = uiAbsPartIdx; |
---|
1650 | |
---|
1651 | { |
---|
1652 | xEncodeCoeff( pcCU, uiLumaOffset, uiChromaOffset, uiIdx, uiDepth, uiWidth, uiHeight, uiTrIdx, uiCurrTrIdx, bCodeDQP ); |
---|
1653 | uiLumaOffset += uiSize; uiChromaOffset += (uiSize>>2); uiIdx += uiQPartNum; |
---|
1654 | |
---|
1655 | xEncodeCoeff( pcCU, uiLumaOffset, uiChromaOffset, uiIdx, uiDepth, uiWidth, uiHeight, uiTrIdx, uiCurrTrIdx, bCodeDQP ); |
---|
1656 | uiLumaOffset += uiSize; uiChromaOffset += (uiSize>>2); uiIdx += uiQPartNum; |
---|
1657 | |
---|
1658 | xEncodeCoeff( pcCU, uiLumaOffset, uiChromaOffset, uiIdx, uiDepth, uiWidth, uiHeight, uiTrIdx, uiCurrTrIdx, bCodeDQP ); |
---|
1659 | uiLumaOffset += uiSize; uiChromaOffset += (uiSize>>2); uiIdx += uiQPartNum; |
---|
1660 | |
---|
1661 | xEncodeCoeff( pcCU, uiLumaOffset, uiChromaOffset, uiIdx, uiDepth, uiWidth, uiHeight, uiTrIdx, uiCurrTrIdx, bCodeDQP ); |
---|
1662 | } |
---|
1663 | { |
---|
1664 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
---|
1665 | DTRACE_CABAC_T( "\tgoing up\n" ); |
---|
1666 | } |
---|
1667 | } |
---|
1668 | } |
---|
1669 | } |
---|
1670 | #endif // !UNIFIED_TRANSFORM_TREE |
---|
1671 | |
---|
1672 | /** encode coefficients |
---|
1673 | * \param pcCU |
---|
1674 | * \param uiAbsPartIdx |
---|
1675 | * \param uiDepth |
---|
1676 | * \param uiWidth |
---|
1677 | * \param uiHeight |
---|
1678 | */ |
---|
1679 | Void TEncEntropy::encodeCoeff( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, Bool& bCodeDQP ) |
---|
1680 | { |
---|
1681 | UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight(); |
---|
1682 | UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx; |
---|
1683 | UInt uiChromaOffset = uiLumaOffset>>2; |
---|
1684 | |
---|
1685 | UInt uiLumaTrMode, uiChromaTrMode; |
---|
1686 | pcCU->convertTransIdx( uiAbsPartIdx, pcCU->getTransformIdx(uiAbsPartIdx), uiLumaTrMode, uiChromaTrMode ); |
---|
1687 | |
---|
1688 | #if RWTH_SDC_DLT_B0036 |
---|
1689 | if( pcCU->getSDCFlag( uiAbsPartIdx ) ) |
---|
1690 | { |
---|
1691 | assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ); |
---|
1692 | assert( pcCU->getTransformIdx(uiAbsPartIdx) == 0 ); |
---|
1693 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_LUMA) == 1 ); |
---|
1694 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_U) == 1 ); |
---|
1695 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_V) == 1 ); |
---|
1696 | |
---|
1697 | encodeSDCResidualData(pcCU, uiAbsPartIdx); |
---|
1698 | return; |
---|
1699 | } |
---|
1700 | #endif |
---|
1701 | |
---|
1702 | if( pcCU->isIntra(uiAbsPartIdx) ) |
---|
1703 | { |
---|
1704 | DTRACE_CABAC_VL( g_nSymbolCounter++ ) |
---|
1705 | DTRACE_CABAC_T( "\tdecodeTransformIdx()\tCUDepth=" ) |
---|
1706 | DTRACE_CABAC_V( uiDepth ) |
---|
1707 | DTRACE_CABAC_T( "\n" ) |
---|
1708 | #if !UNIFIED_TRANSFORM_TREE |
---|
1709 | UInt temp = 0; |
---|
1710 | UInt temp1 = 0; |
---|
1711 | UInt temp2 = 0; |
---|
1712 | xEncodeTransformSubdiv( pcCU, uiAbsPartIdx, uiAbsPartIdx, uiDepth, 0, temp, temp1, temp2 ); |
---|
1713 | #endif // !UNIFIED_TRANSFORM_TREE |
---|
1714 | } |
---|
1715 | else |
---|
1716 | { |
---|
1717 | { |
---|
1718 | #if HHI_MPI |
---|
1719 | if( !(pcCU->getMergeFlag( uiAbsPartIdx ) && pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N && |
---|
1720 | ( pcCU->getTextureModeDepth( uiAbsPartIdx ) == -1 || uiDepth == pcCU->getTextureModeDepth( uiAbsPartIdx ) ) ) ) |
---|
1721 | #else |
---|
1722 | if( !(pcCU->getMergeFlag( uiAbsPartIdx ) && pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N ) ) |
---|
1723 | #endif |
---|
1724 | { |
---|
1725 | m_pcEntropyCoderIf->codeQtRootCbf( pcCU, uiAbsPartIdx ); |
---|
1726 | } |
---|
1727 | if ( !pcCU->getQtRootCbf( uiAbsPartIdx ) ) |
---|
1728 | { |
---|
1729 | #if 1 // MW Bug Fix |
---|
1730 | pcCU->setCbfSubParts( 0, 0, 0, uiAbsPartIdx, uiDepth ); |
---|
1731 | pcCU->setTrIdxSubParts( 0 , uiAbsPartIdx, uiDepth ); |
---|
1732 | #endif |
---|
1733 | pcCU->setNSQTIdxSubParts( uiAbsPartIdx, uiDepth ); |
---|
1734 | return; |
---|
1735 | } |
---|
1736 | } |
---|
1737 | #if !UNIFIED_TRANSFORM_TREE |
---|
1738 | encodeTransformIdx( pcCU, uiAbsPartIdx, pcCU->getDepth(uiAbsPartIdx) ); |
---|
1739 | #endif |
---|
1740 | } |
---|
1741 | |
---|
1742 | #if FIX_MPI_B0065 |
---|
1743 | if( pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTER && pcCU->getMergeFlag( uiAbsPartIdx ) && pcCU->getMergeIndex( uiAbsPartIdx ) == 0 && pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N && pcCU->getTextureModeDepth( uiAbsPartIdx ) != -1 ) |
---|
1744 | { |
---|
1745 | TComDataCU *pcTextureCU = pcCU->getSlice()->getTexturePic()->getCU( pcCU->getAddr() ); |
---|
1746 | if( uiDepth == pcTextureCU->getDepth(uiAbsPartIdx)) |
---|
1747 | { |
---|
1748 | PartSize partSize = pcTextureCU->getPartitionSize(uiAbsPartIdx); |
---|
1749 | pcCU->setPartSizeSubParts( partSize, uiAbsPartIdx, uiDepth ); |
---|
1750 | } |
---|
1751 | else |
---|
1752 | { |
---|
1753 | pcCU->setPartSizeSubParts( SIZE_NxN, uiAbsPartIdx, uiDepth ); |
---|
1754 | } |
---|
1755 | } |
---|
1756 | #endif |
---|
1757 | |
---|
1758 | #if UNIFIED_TRANSFORM_TREE |
---|
1759 | UInt temp = 0; |
---|
1760 | UInt temp1 = 0; |
---|
1761 | UInt temp2 = 0; |
---|
1762 | xEncodeTransform( pcCU, uiLumaOffset, uiChromaOffset, uiAbsPartIdx, uiAbsPartIdx, uiDepth, uiWidth, uiHeight, 0, 0, temp, temp1, temp2, bCodeDQP ); |
---|
1763 | #else // UNIFIED_TRANSFORM_TREE |
---|
1764 | xEncodeCoeff( pcCU, uiLumaOffset, uiChromaOffset, uiAbsPartIdx, uiDepth, uiWidth, uiHeight, 0, uiLumaTrMode, bCodeDQP ); |
---|
1765 | #endif // UNIFIED_TRANSFORM_TREE |
---|
1766 | |
---|
1767 | #if FIX_MPI_B0065 |
---|
1768 | if( pcCU->getPredictionMode(uiAbsPartIdx) == MODE_INTER && pcCU->getMergeFlag( uiAbsPartIdx ) && pcCU->getMergeIndex( uiAbsPartIdx ) == 0 && pcCU->getPartitionSize(uiAbsPartIdx) != SIZE_2Nx2N && pcCU->getTextureModeDepth( uiAbsPartIdx ) != -1 ) |
---|
1769 | { |
---|
1770 | pcCU->setPartSizeSubParts( SIZE_2Nx2N, uiAbsPartIdx, uiDepth ); |
---|
1771 | } |
---|
1772 | #endif |
---|
1773 | } |
---|
1774 | |
---|
1775 | Void TEncEntropy::encodeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoeff, UInt uiAbsPartIdx, UInt uiTrWidth, UInt uiTrHeight, UInt uiDepth, TextType eType ) |
---|
1776 | { // This is for Transform unit processing. This may be used at mode selection stage for Inter. |
---|
1777 | m_pcEntropyCoderIf->codeCoeffNxN( pcCU, pcCoeff, uiAbsPartIdx, uiTrWidth, uiTrHeight, uiDepth, eType ); |
---|
1778 | } |
---|
1779 | |
---|
1780 | Void TEncEntropy::estimateBit (estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType) |
---|
1781 | { |
---|
1782 | eTType = eTType == TEXT_LUMA ? TEXT_LUMA : TEXT_CHROMA; |
---|
1783 | |
---|
1784 | m_pcEntropyCoderIf->estBit ( pcEstBitsSbac, width, height, eTType ); |
---|
1785 | } |
---|
1786 | |
---|
1787 | #if SAO_UNIT_INTERLEAVING |
---|
1788 | /** Encode SAO Offset |
---|
1789 | * \param saoLcuParam SAO LCU paramters |
---|
1790 | */ |
---|
1791 | Void TEncEntropy::encodeSaoOffset(SaoLcuParam* saoLcuParam) |
---|
1792 | { |
---|
1793 | UInt uiSymbol; |
---|
1794 | Int i; |
---|
1795 | |
---|
1796 | uiSymbol = saoLcuParam->typeIdx + 1; |
---|
1797 | m_pcEntropyCoderIf->codeSaoTypeIdx(uiSymbol); |
---|
1798 | if (uiSymbol) |
---|
1799 | { |
---|
1800 | if( saoLcuParam->typeIdx == SAO_BO ) |
---|
1801 | { |
---|
1802 | // Code Left Band Index |
---|
1803 | uiSymbol = (UInt) (saoLcuParam->bandPosition); |
---|
1804 | m_pcEntropyCoderIf->codeSaoUflc(uiSymbol); |
---|
1805 | for( i=0; i< saoLcuParam->length; i++) |
---|
1806 | { |
---|
1807 | m_pcEntropyCoderIf->codeSaoSvlc(saoLcuParam->offset[i]); |
---|
1808 | } |
---|
1809 | } |
---|
1810 | else |
---|
1811 | if( saoLcuParam->typeIdx < 4 ) |
---|
1812 | { |
---|
1813 | m_pcEntropyCoderIf->codeSaoUvlc( saoLcuParam->offset[0]); |
---|
1814 | m_pcEntropyCoderIf->codeSaoUvlc( saoLcuParam->offset[1]); |
---|
1815 | m_pcEntropyCoderIf->codeSaoUvlc(-saoLcuParam->offset[2]); |
---|
1816 | m_pcEntropyCoderIf->codeSaoUvlc(-saoLcuParam->offset[3]); |
---|
1817 | } |
---|
1818 | } |
---|
1819 | } |
---|
1820 | /** Encode SAO unit |
---|
1821 | * \param rx |
---|
1822 | * \param ry |
---|
1823 | * \param iCompIdx |
---|
1824 | * \param pSaoParam |
---|
1825 | * \param bRepeatedRow |
---|
1826 | */ |
---|
1827 | Void TEncEntropy::encodeSaoUnit(Int rx, Int ry, Int compIdx, SAOParam* saoParam, Int repeatedRow ) |
---|
1828 | { |
---|
1829 | int addr, addrLeft; |
---|
1830 | int numCuInWidth = saoParam->numCuInWidth; |
---|
1831 | SaoLcuParam* saoOneLcu; |
---|
1832 | Int runLeft; |
---|
1833 | |
---|
1834 | addr = rx + ry*numCuInWidth; |
---|
1835 | addrLeft = (addr%numCuInWidth == 0) ? -1 : addr - 1; |
---|
1836 | |
---|
1837 | if (!repeatedRow) |
---|
1838 | { |
---|
1839 | saoOneLcu = &(saoParam->saoLcuParam[compIdx][addr]); |
---|
1840 | runLeft = (addrLeft>=0 ) ? saoParam->saoLcuParam[compIdx][addrLeft].run : -1; |
---|
1841 | if (rx == 0 || runLeft==0) |
---|
1842 | { |
---|
1843 | if (ry == 0) |
---|
1844 | { |
---|
1845 | m_pcEntropyCoderIf->codeSaoRun(saoOneLcu->runDiff, numCuInWidth-rx-1); |
---|
1846 | saoOneLcu->mergeUpFlag = 0; |
---|
1847 | } |
---|
1848 | else |
---|
1849 | { |
---|
1850 | m_pcEntropyCoderIf->codeSaoSvlc(saoOneLcu->runDiff); |
---|
1851 | m_pcEntropyCoderIf->codeSaoFlag(saoOneLcu->mergeUpFlag); |
---|
1852 | } |
---|
1853 | if (!saoOneLcu->mergeUpFlag) |
---|
1854 | { |
---|
1855 | encodeSaoOffset(saoOneLcu); |
---|
1856 | } |
---|
1857 | } |
---|
1858 | } |
---|
1859 | } |
---|
1860 | |
---|
1861 | /** Encode SAO unit interleaving |
---|
1862 | * \param rx |
---|
1863 | * \param ry |
---|
1864 | * \param pSaoParam |
---|
1865 | * \param pcCU |
---|
1866 | * \param iCUAddrInSlice |
---|
1867 | * \param iCUAddrUpInSlice |
---|
1868 | * \param bLFCrossSliceBoundaryFlag |
---|
1869 | */ |
---|
1870 | Void TEncEntropy::encodeSaoUnitInterleaving(Int rx, Int ry, SAOParam* saoParam, TComDataCU* cu, Int cuAddrInSlice, Int cuAddrUpInSlice, Bool lfCrossSliceBoundaryFlag) |
---|
1871 | { |
---|
1872 | Int addr = cu->getAddr(); |
---|
1873 | for (Int compIdx=0; compIdx<3; compIdx++) |
---|
1874 | { |
---|
1875 | if (saoParam->bSaoFlag[compIdx]) |
---|
1876 | { |
---|
1877 | if (rx>0 && cuAddrInSlice!=0) |
---|
1878 | { |
---|
1879 | m_pcEntropyCoderIf->codeSaoMergeLeft(saoParam->saoLcuParam[compIdx][addr].mergeLeftFlag,compIdx); |
---|
1880 | } |
---|
1881 | else |
---|
1882 | { |
---|
1883 | saoParam->saoLcuParam[compIdx][addr].mergeLeftFlag = 0; |
---|
1884 | } |
---|
1885 | if (saoParam->saoLcuParam[compIdx][addr].mergeLeftFlag == 0) |
---|
1886 | { |
---|
1887 | if ( (ry > 0) && (cuAddrUpInSlice>0||lfCrossSliceBoundaryFlag)) |
---|
1888 | { |
---|
1889 | m_pcEntropyCoderIf->codeSaoMergeUp(saoParam->saoLcuParam[compIdx][addr].mergeUpFlag); |
---|
1890 | } |
---|
1891 | else |
---|
1892 | { |
---|
1893 | saoParam->saoLcuParam[compIdx][addr].mergeUpFlag = 0; |
---|
1894 | } |
---|
1895 | if (!saoParam->saoLcuParam[compIdx][addr].mergeUpFlag) |
---|
1896 | { |
---|
1897 | encodeSaoOffset(&(saoParam->saoLcuParam[compIdx][addr])); |
---|
1898 | } |
---|
1899 | } |
---|
1900 | } |
---|
1901 | } |
---|
1902 | } |
---|
1903 | |
---|
1904 | /** Encode SAO parameter |
---|
1905 | * \param pcAPS |
---|
1906 | */ |
---|
1907 | Void TEncEntropy::encodeSaoParam(TComAPS* aps) |
---|
1908 | { |
---|
1909 | SaoLcuParam* psSaoOneLcu; |
---|
1910 | int i,j,k, compIdx; |
---|
1911 | int numCuInWidth ; |
---|
1912 | int numCuInHeight ; |
---|
1913 | Bool repeatedRow[3]; |
---|
1914 | Int addr; |
---|
1915 | m_pcEntropyCoderIf->codeSaoFlag(aps->getSaoInterleavingFlag()); |
---|
1916 | if(!aps->getSaoInterleavingFlag()) |
---|
1917 | { |
---|
1918 | m_pcEntropyCoderIf->codeSaoFlag(aps->getSaoEnabled()); |
---|
1919 | if (aps->getSaoEnabled()) |
---|
1920 | { |
---|
1921 | SAOParam* pSaoParam = aps->getSaoParam(); |
---|
1922 | numCuInWidth = pSaoParam->numCuInWidth; |
---|
1923 | numCuInHeight = pSaoParam->numCuInHeight; |
---|
1924 | m_pcEntropyCoderIf->codeSaoFlag(pSaoParam->bSaoFlag[1]); |
---|
1925 | m_pcEntropyCoderIf->codeSaoFlag(pSaoParam->bSaoFlag[2]); |
---|
1926 | m_pcEntropyCoderIf->codeSaoUvlc(numCuInWidth-1); |
---|
1927 | m_pcEntropyCoderIf->codeSaoUvlc(numCuInHeight-1); |
---|
1928 | for (compIdx=0;compIdx<3;compIdx++) |
---|
1929 | { |
---|
1930 | if (pSaoParam->bSaoFlag[compIdx]) |
---|
1931 | { |
---|
1932 | m_pcEntropyCoderIf->codeSaoFlag(pSaoParam->oneUnitFlag[compIdx]); |
---|
1933 | if (pSaoParam->oneUnitFlag[compIdx]) |
---|
1934 | { |
---|
1935 | psSaoOneLcu = &(pSaoParam->saoLcuParam[compIdx][0]); |
---|
1936 | encodeSaoOffset(psSaoOneLcu); |
---|
1937 | } |
---|
1938 | } |
---|
1939 | } |
---|
1940 | |
---|
1941 | for (j=0;j<numCuInHeight;j++) |
---|
1942 | { |
---|
1943 | for (compIdx=0; compIdx<3; compIdx++) |
---|
1944 | { |
---|
1945 | repeatedRow[compIdx] = true; |
---|
1946 | for (k=0;k<numCuInWidth;k++) |
---|
1947 | { |
---|
1948 | addr = k + j*numCuInWidth; |
---|
1949 | psSaoOneLcu = &(pSaoParam->saoLcuParam[compIdx][addr]); |
---|
1950 | if (!psSaoOneLcu->mergeUpFlag || psSaoOneLcu->runDiff) |
---|
1951 | { |
---|
1952 | repeatedRow[compIdx] = false; |
---|
1953 | break; |
---|
1954 | } |
---|
1955 | } |
---|
1956 | } |
---|
1957 | for (i=0;i<numCuInWidth;i++) |
---|
1958 | { |
---|
1959 | for (compIdx=0; compIdx<3; compIdx++) |
---|
1960 | { |
---|
1961 | if (pSaoParam->bSaoFlag[compIdx] && !pSaoParam->oneUnitFlag[compIdx]) |
---|
1962 | { |
---|
1963 | if (j>0 && i==0) |
---|
1964 | { |
---|
1965 | m_pcEntropyCoderIf->codeSaoFlag(repeatedRow[compIdx]); |
---|
1966 | } |
---|
1967 | encodeSaoUnit (i,j, compIdx, pSaoParam, repeatedRow[compIdx]); |
---|
1968 | } |
---|
1969 | } |
---|
1970 | } |
---|
1971 | } |
---|
1972 | } |
---|
1973 | } |
---|
1974 | } |
---|
1975 | #else |
---|
1976 | /** Encode SAO for one partition |
---|
1977 | * \param pSaoParam, iPartIdx |
---|
1978 | */ |
---|
1979 | Void TEncEntropy::encodeSaoOnePart(SAOParam* pSaoParam, Int iPartIdx, Int iYCbCr) |
---|
1980 | { |
---|
1981 | SAOQTPart* pAlfPart = NULL; |
---|
1982 | pAlfPart = &(pSaoParam->psSaoPart[iYCbCr][iPartIdx]); |
---|
1983 | |
---|
1984 | UInt uiSymbol; |
---|
1985 | |
---|
1986 | if(!pAlfPart->bSplit) |
---|
1987 | { |
---|
1988 | if (pAlfPart->bEnableFlag) |
---|
1989 | { |
---|
1990 | uiSymbol = pAlfPart->iBestType + 1; |
---|
1991 | } |
---|
1992 | else |
---|
1993 | { |
---|
1994 | uiSymbol = 0; |
---|
1995 | } |
---|
1996 | |
---|
1997 | m_pcEntropyCoderIf->codeSaoUvlc(uiSymbol); |
---|
1998 | |
---|
1999 | if (pAlfPart->bEnableFlag) |
---|
2000 | { |
---|
2001 | for(Int i=0; i< pAlfPart->iLength; i++) |
---|
2002 | { |
---|
2003 | m_pcEntropyCoderIf->codeSaoSvlc(pAlfPart->iOffset[i]); |
---|
2004 | } |
---|
2005 | } |
---|
2006 | return; |
---|
2007 | } |
---|
2008 | |
---|
2009 | //split |
---|
2010 | if (pAlfPart->PartLevel < pSaoParam->iMaxSplitLevel) |
---|
2011 | { |
---|
2012 | for (Int i=0;i<NUM_DOWN_PART;i++) |
---|
2013 | { |
---|
2014 | encodeSaoOnePart(pSaoParam, pAlfPart->DownPartsIdx[i], iYCbCr); |
---|
2015 | } |
---|
2016 | } |
---|
2017 | } |
---|
2018 | |
---|
2019 | /** Encode quadtree split flag |
---|
2020 | * \param pSaoParam, iPartIdx |
---|
2021 | */ |
---|
2022 | Void TEncEntropy::encodeQuadTreeSplitFlag(SAOParam* pSaoParam, Int iPartIdx, Int iYCbCr) |
---|
2023 | { |
---|
2024 | SAOQTPart* pSaoPart = NULL; |
---|
2025 | pSaoPart = &(pSaoParam->psSaoPart[iYCbCr][iPartIdx]); |
---|
2026 | |
---|
2027 | if(pSaoPart->PartLevel < pSaoParam->iMaxSplitLevel) |
---|
2028 | { |
---|
2029 | //send one flag |
---|
2030 | m_pcEntropyCoderIf->codeSaoFlag( (pSaoPart->bSplit)?(1):(0) ); |
---|
2031 | |
---|
2032 | if(pSaoPart->bSplit) |
---|
2033 | { |
---|
2034 | for (Int i=0;i<NUM_DOWN_PART;i++) |
---|
2035 | { |
---|
2036 | encodeQuadTreeSplitFlag(pSaoParam, pSaoPart->DownPartsIdx[i], iYCbCr); |
---|
2037 | } |
---|
2038 | } |
---|
2039 | } |
---|
2040 | } |
---|
2041 | /** Encode SAO parameters |
---|
2042 | * \param pSaoParam |
---|
2043 | */ |
---|
2044 | Void TEncEntropy::encodeSaoParam(SAOParam* pSaoParam) |
---|
2045 | { |
---|
2046 | if (pSaoParam->bSaoFlag[0]) |
---|
2047 | { |
---|
2048 | encodeQuadTreeSplitFlag(pSaoParam, 0, 0); |
---|
2049 | encodeSaoOnePart(pSaoParam, 0, 0); |
---|
2050 | m_pcEntropyCoderIf->codeSaoFlag(pSaoParam->bSaoFlag[1]); |
---|
2051 | if (pSaoParam->bSaoFlag[1]) |
---|
2052 | { |
---|
2053 | encodeQuadTreeSplitFlag(pSaoParam, 0, 1); |
---|
2054 | encodeSaoOnePart(pSaoParam, 0, 1); |
---|
2055 | } |
---|
2056 | m_pcEntropyCoderIf->codeSaoFlag(pSaoParam->bSaoFlag[2]); |
---|
2057 | if (pSaoParam->bSaoFlag[2]) |
---|
2058 | { |
---|
2059 | encodeQuadTreeSplitFlag(pSaoParam, 0, 2); |
---|
2060 | encodeSaoOnePart(pSaoParam, 0, 2); |
---|
2061 | } |
---|
2062 | } |
---|
2063 | } |
---|
2064 | #endif |
---|
2065 | |
---|
2066 | Int TEncEntropy::countNonZeroCoeffs( TCoeff* pcCoef, UInt uiSize ) |
---|
2067 | { |
---|
2068 | Int count = 0; |
---|
2069 | |
---|
2070 | for ( Int i = 0; i < uiSize; i++ ) |
---|
2071 | { |
---|
2072 | count += pcCoef[i] != 0; |
---|
2073 | } |
---|
2074 | |
---|
2075 | return count; |
---|
2076 | } |
---|
2077 | |
---|
2078 | /** encode quantization matrix |
---|
2079 | * \param scalingList quantization matrix information |
---|
2080 | */ |
---|
2081 | Void TEncEntropy::encodeScalingList( TComScalingList* scalingList ) |
---|
2082 | { |
---|
2083 | m_pcEntropyCoderIf->codeScalingList( scalingList ); |
---|
2084 | } |
---|
2085 | |
---|
2086 | Void TEncEntropy::encodeDFParams(TComAPS* pcAPS) |
---|
2087 | { |
---|
2088 | m_pcEntropyCoderIf->codeDFFlag(pcAPS->getLoopFilterDisable(), "loop_filter_disable"); |
---|
2089 | |
---|
2090 | if (!pcAPS->getLoopFilterDisable()) |
---|
2091 | { |
---|
2092 | m_pcEntropyCoderIf->codeDFSvlc(pcAPS->getLoopFilterBetaOffset(), "beta_offset_div2"); |
---|
2093 | m_pcEntropyCoderIf->codeDFSvlc(pcAPS->getLoopFilterTcOffset(), "tc_offset_div2"); |
---|
2094 | } |
---|
2095 | } |
---|
2096 | |
---|
2097 | #if RWTH_SDC_DLT_B0036 |
---|
2098 | Void TEncEntropy::encodeSDCPredMode( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
---|
2099 | { |
---|
2100 | assert( pcCU->getSlice()->getSPS()->isDepth() ); |
---|
2101 | |
---|
2102 | if( bRD ) |
---|
2103 | uiAbsPartIdx = 0; |
---|
2104 | |
---|
2105 | m_pcEntropyCoderIf->codeSDCPredMode(pcCU, uiAbsPartIdx); |
---|
2106 | } |
---|
2107 | |
---|
2108 | Void TEncEntropy::encodeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
---|
2109 | { |
---|
2110 | assert( pcCU->getSlice()->getSPS()->isDepth() ); |
---|
2111 | |
---|
2112 | if( bRD ) |
---|
2113 | uiAbsPartIdx = 0; |
---|
2114 | |
---|
2115 | m_pcEntropyCoderIf->codeSDCFlag(pcCU, uiAbsPartIdx); |
---|
2116 | } |
---|
2117 | |
---|
2118 | Void TEncEntropy::encodeSDCResidualData( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD ) |
---|
2119 | { |
---|
2120 | assert( pcCU->getSlice()->getSPS()->isDepth() ); |
---|
2121 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_LUMA) == 1 ); |
---|
2122 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_U) == 1 ); |
---|
2123 | assert( pcCU->getCbf(uiAbsPartIdx, TEXT_CHROMA_V) == 1 ); |
---|
2124 | assert( pcCU->getTransformIdx(uiAbsPartIdx) == 0 ); |
---|
2125 | |
---|
2126 | if( bRD ) |
---|
2127 | uiAbsPartIdx = 0; |
---|
2128 | |
---|
2129 | // number of segments depends on prediction mode for INTRA |
---|
2130 | UInt uiNumSegments = 2; |
---|
2131 | UInt uiLumaPredMode = pcCU->getLumaIntraDir( uiAbsPartIdx ); |
---|
2132 | if( uiLumaPredMode == DC_IDX || uiLumaPredMode == PLANAR_IDX ) |
---|
2133 | uiNumSegments = 1; |
---|
2134 | |
---|
2135 | // encode residual data for each segment |
---|
2136 | for( UInt uiSeg = 0; uiSeg < uiNumSegments; uiSeg++ ) |
---|
2137 | m_pcEntropyCoderIf->codeSDCResidualData(pcCU, uiAbsPartIdx, uiSeg); |
---|
2138 | } |
---|
2139 | #endif |
---|
2140 | |
---|
2141 | //! \} |
---|