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) 2010-2011, 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 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 | |
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35 | |
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36 | /** \file TComLoopFilter.cpp |
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37 | \brief deblocking filter |
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38 | */ |
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39 | |
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40 | #include "TComLoopFilter.h" |
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41 | #include "TComSlice.h" |
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42 | #include "TComMv.h" |
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43 | |
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44 | // ==================================================================================================================== |
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45 | // Constants |
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46 | // ==================================================================================================================== |
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47 | |
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48 | #define EDGE_VER 0 |
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49 | #define EDGE_HOR 1 |
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50 | #define QpUV(iQpY) ( g_aucChromaScale[ Max( Min( (iQpY), MAX_QP ), MIN_QP ) ] ) |
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51 | |
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52 | |
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53 | #if (PARALLEL_DEBLK_DECISION && !PARALLEL_MERGED_DEBLK) |
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54 | #define DECIDE_FILTER 0 |
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55 | #define EXECUTE_FILTER 1 |
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56 | #define DECIDE_AND_EXECUTE_FILTER 2 |
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57 | #endif |
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58 | |
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59 | |
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60 | |
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61 | // ==================================================================================================================== |
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62 | // Tables |
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63 | // ==================================================================================================================== |
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64 | |
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65 | const UChar tctable_8x8[56] = |
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66 | { |
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67 | 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,5,5,6,6,7,8,9,9,10,10,11,11,12,12,13,13,14,14 |
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68 | }; |
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69 | |
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70 | const UChar betatable_8x8[52] = |
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71 | { |
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72 | 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,7,8,9,10,11,12,13,14,15,16,17,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64 |
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73 | }; |
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74 | |
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75 | // ==================================================================================================================== |
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76 | // Constructor / destructor / create / destroy |
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77 | // ==================================================================================================================== |
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78 | |
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79 | TComLoopFilter::TComLoopFilter() |
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80 | : m_uiNumPartitions( 0 ) |
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81 | { |
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82 | m_uiDisableDeblockingFilterIdc = 0; |
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83 | } |
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84 | |
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85 | TComLoopFilter::~TComLoopFilter() |
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86 | { |
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87 | } |
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88 | |
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89 | // ==================================================================================================================== |
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90 | // Public member functions |
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91 | // ==================================================================================================================== |
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92 | |
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93 | Void TComLoopFilter::setCfg( UInt uiDisableDblkIdc, Int iAlphaOffset, Int iBetaOffset) |
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94 | { |
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95 | m_uiDisableDeblockingFilterIdc = uiDisableDblkIdc; |
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96 | } |
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97 | |
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98 | Void TComLoopFilter::create( UInt uiMaxCUDepth ) |
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99 | { |
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100 | m_uiNumPartitions = 1 << ( uiMaxCUDepth<<1 ); |
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101 | for( UInt uiDir = 0; uiDir < 2; uiDir++ ) |
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102 | { |
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103 | for( UInt uiPlane = 0; uiPlane < 3; uiPlane++ ) |
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104 | { |
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105 | m_aapucBS [uiDir][uiPlane] = new UChar[m_uiNumPartitions]; |
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106 | m_aapbEdgeFilter[uiDir][uiPlane] = new Bool [m_uiNumPartitions]; |
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107 | } |
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108 | } |
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109 | } |
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110 | |
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111 | Void TComLoopFilter::destroy() |
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112 | { |
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113 | for( UInt uiDir = 0; uiDir < 2; uiDir++ ) |
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114 | { |
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115 | for( UInt uiPlane = 0; uiPlane < 3; uiPlane++ ) |
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116 | { |
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117 | delete [] m_aapucBS [uiDir][uiPlane]; |
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118 | delete [] m_aapbEdgeFilter[uiDir][uiPlane]; |
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119 | } |
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120 | } |
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121 | } |
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122 | |
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123 | /** |
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124 | - call deblocking function for every CU |
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125 | . |
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126 | \param pcPic picture class (TComPic) pointer |
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127 | */ |
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128 | Void TComLoopFilter::loopFilterPic( TComPic* pcPic ) |
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129 | { |
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130 | if (m_uiDisableDeblockingFilterIdc == 1) |
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131 | return; |
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132 | |
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133 | #if PARALLEL_MERGED_DEBLK |
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134 | // add extra buffer and copy pic |
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135 | pcPic->addDeblockBuffer(); |
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136 | pcPic->getPicYuvRec()->copyToPicLuma(pcPic->getPicYuvDeblkBuf()); |
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137 | |
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138 | // Horizontal filtering |
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139 | for ( UInt uiCUAddr = 0; uiCUAddr < pcPic->getNumCUsInFrame(); uiCUAddr++ ) |
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140 | { |
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141 | TComDataCU* pcCU = pcPic->getCU( uiCUAddr ); |
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142 | |
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143 | for( Int iPlane = 0; iPlane < 3; iPlane++ ) |
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144 | { |
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145 | ::memset( m_aapucBS [EDGE_VER][iPlane], 0, sizeof( UChar ) * m_uiNumPartitions ); |
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146 | assert( 0 == false ); |
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147 | ::memset( m_aapbEdgeFilter[EDGE_VER][iPlane], 0, sizeof( bool ) * m_uiNumPartitions ); |
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148 | } |
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149 | |
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150 | // CU-based deblocking |
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151 | xDeblockCU( pcCU, 0, 0, EDGE_VER ); |
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152 | } |
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153 | |
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154 | // Vertical filtering |
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155 | for ( UInt uiCUAddr = 0; uiCUAddr < pcPic->getNumCUsInFrame(); uiCUAddr++ ) |
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156 | { |
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157 | TComDataCU* pcCU = pcPic->getCU( uiCUAddr ); |
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158 | |
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159 | for( Int iPlane = 0; iPlane < 3; iPlane++ ) |
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160 | { |
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161 | ::memset( m_aapucBS [EDGE_HOR][iPlane], 0, sizeof( UChar ) * m_uiNumPartitions ); |
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162 | assert( 0 == false ); |
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163 | ::memset( m_aapbEdgeFilter[EDGE_HOR][iPlane], 0, sizeof( bool ) * m_uiNumPartitions ); |
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164 | } |
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165 | |
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166 | // CU-based deblocking |
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167 | xDeblockCU( pcCU, 0, 0, EDGE_HOR ); |
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168 | } |
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169 | |
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170 | // remove extra pic buffer |
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171 | pcPic->removeDeblockBuffer(); |
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172 | #else |
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173 | // for every CU |
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174 | for ( UInt uiCUAddr = 0; uiCUAddr < pcPic->getNumCUsInFrame(); uiCUAddr++ ) |
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175 | { |
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176 | TComDataCU* pcCU = pcPic->getCU( uiCUAddr ); |
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177 | |
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178 | for( Int iDir = EDGE_VER; iDir <= EDGE_HOR; iDir++ ) |
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179 | { |
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180 | for( Int iPlane = 0; iPlane < 3; iPlane++ ) |
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181 | { |
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182 | ::memset( m_aapucBS [iDir][iPlane], 0, sizeof( UChar ) * m_uiNumPartitions ); |
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183 | assert( 0 == false ); |
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184 | ::memset( m_aapbEdgeFilter[iDir][iPlane], 0, sizeof( bool ) * m_uiNumPartitions ); |
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185 | } |
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186 | } |
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187 | // CU-based deblocking |
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188 | xDeblockCU( pcCU, 0, 0 ); |
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189 | } |
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190 | #endif |
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191 | } |
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192 | |
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193 | |
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194 | // ==================================================================================================================== |
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195 | // Protected member functions |
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196 | // ==================================================================================================================== |
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197 | |
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198 | #if PARALLEL_MERGED_DEBLK |
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199 | /** |
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200 | - Deblocking filter process in CU-based (the same function as conventional's) |
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201 | . |
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202 | \param Edge the direction of the edge in block boundary (horizonta/vertical), which is added newly |
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203 | */ |
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204 | Void TComLoopFilter::xDeblockCU( TComDataCU* pcCU, UInt uiAbsZorderIdx, UInt uiDepth, Int Edge ) |
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205 | #else |
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206 | Void TComLoopFilter::xDeblockCU( TComDataCU* pcCU, UInt uiAbsZorderIdx, UInt uiDepth ) |
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207 | #endif |
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208 | { |
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209 | TComPic* pcPic = pcCU->getPic(); |
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210 | UInt uiCurNumParts = pcPic->getNumPartInCU() >> (uiDepth<<1); |
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211 | UInt uiQNumParts = uiCurNumParts>>2; |
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212 | |
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213 | if( pcCU->getDepth(uiAbsZorderIdx) > uiDepth ) |
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214 | { |
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215 | for ( UInt uiPartIdx = 0; uiPartIdx < 4; uiPartIdx++, uiAbsZorderIdx+=uiQNumParts ) |
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216 | { |
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217 | UInt uiLPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsZorderIdx] ]; |
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218 | UInt uiTPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsZorderIdx] ]; |
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219 | if( ( uiLPelX < pcCU->getSlice()->getSPS()->getWidth() ) && ( uiTPelY < pcCU->getSlice()->getSPS()->getHeight() ) ) |
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220 | #if PARALLEL_MERGED_DEBLK |
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221 | xDeblockCU( pcCU, uiAbsZorderIdx, uiDepth+1, Edge ); |
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222 | #else |
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223 | xDeblockCU( pcCU, uiAbsZorderIdx, uiDepth+1 ); |
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224 | #endif |
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225 | } |
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226 | return; |
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227 | } |
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228 | |
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229 | xSetLoopfilterParam( pcCU, uiAbsZorderIdx ); |
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230 | |
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231 | xSetEdgefilterTU ( pcCU, uiAbsZorderIdx, uiDepth ); |
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232 | xSetEdgefilterPU ( pcCU, uiAbsZorderIdx ); |
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233 | |
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234 | #if PARALLEL_MERGED_DEBLK |
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235 | Int iDir = Edge; |
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236 | #else |
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237 | for ( Int iDir = EDGE_VER; iDir <= EDGE_HOR; iDir++ ) |
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238 | #endif |
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239 | { |
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240 | for( UInt uiPartIdx = uiAbsZorderIdx; uiPartIdx < uiAbsZorderIdx + uiCurNumParts; uiPartIdx++ ) |
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241 | { |
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242 | if ( m_aapbEdgeFilter[iDir][0][uiPartIdx] ) |
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243 | { |
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244 | xGetBoundaryStrengthSingle ( pcCU, uiAbsZorderIdx, iDir, uiPartIdx ); |
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245 | } |
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246 | } |
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247 | } |
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248 | |
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249 | UInt uiPelsInPart = g_uiMaxCUWidth >> g_uiMaxCUDepth; |
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250 | UInt PartIdxIncr = DEBLOCK_SMALLEST_BLOCK / uiPelsInPart ? DEBLOCK_SMALLEST_BLOCK / uiPelsInPart : 1 ; |
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251 | |
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252 | UInt uiSizeInPU = pcPic->getNumPartInWidth()>>(uiDepth); |
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253 | |
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254 | #if (PARALLEL_DEBLK_DECISION && !PARALLEL_MERGED_DEBLK) |
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255 | for ( UInt iEdge = 0; iEdge < uiSizeInPU ; iEdge+=PartIdxIncr) |
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256 | { |
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257 | xEdgeFilterLuma ( pcCU, uiAbsZorderIdx, uiDepth, EDGE_HOR, iEdge, DECIDE_FILTER);//Decide horizontal filter |
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258 | } |
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259 | for ( UInt iEdge = 0; iEdge < uiSizeInPU ; iEdge+=PartIdxIncr) |
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260 | { |
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261 | xEdgeFilterLuma ( pcCU, uiAbsZorderIdx, uiDepth, EDGE_VER, iEdge, DECIDE_AND_EXECUTE_FILTER);//Decide vertical filter |
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262 | if ( (iEdge % ( (DEBLOCK_SMALLEST_BLOCK<<1)/uiPelsInPart ) ) == 0 ) |
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263 | { |
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264 | xEdgeFilterChroma ( pcCU, uiAbsZorderIdx, uiDepth, EDGE_VER, iEdge ); |
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265 | } |
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266 | } |
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267 | for ( UInt iEdge = 0; iEdge < uiSizeInPU ; iEdge+=PartIdxIncr) |
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268 | { |
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269 | xEdgeFilterLuma ( pcCU, uiAbsZorderIdx, uiDepth, EDGE_HOR, iEdge, EXECUTE_FILTER );//Execute horizontal filter |
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270 | if ( (iEdge % ( (DEBLOCK_SMALLEST_BLOCK<<1)/uiPelsInPart ) ) == 0 ) |
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271 | { |
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272 | xEdgeFilterChroma ( pcCU, uiAbsZorderIdx, uiDepth, EDGE_HOR, iEdge ); |
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273 | } |
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274 | } |
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275 | #else |
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276 | #if !PARALLEL_MERGED_DEBLK |
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277 | for ( Int iDir = EDGE_VER; iDir <= EDGE_HOR; iDir++ ) |
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278 | #endif |
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279 | { |
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280 | for ( UInt iEdge = 0; iEdge < uiSizeInPU ; iEdge+=PartIdxIncr) |
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281 | { |
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282 | xEdgeFilterLuma ( pcCU, uiAbsZorderIdx, uiDepth, iDir, iEdge ); |
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283 | if ( (iEdge % ( (DEBLOCK_SMALLEST_BLOCK<<1)/uiPelsInPart ) ) == 0 ) |
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284 | xEdgeFilterChroma ( pcCU, uiAbsZorderIdx, uiDepth, iDir, iEdge ); |
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285 | } |
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286 | } |
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287 | #endif |
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288 | } |
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289 | |
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290 | Void TComLoopFilter::xSetEdgefilterMultiple( TComDataCU* pcCU, UInt uiAbsZorderIdx, UInt uiDepth, Int iDir, Int iEdgeIdx, Bool bValue ) |
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291 | { |
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292 | const UInt uiWidthInBaseUnits = pcCU->getPic()->getNumPartInWidth () >> uiDepth; |
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293 | const UInt uiHeightInBaseUnits = pcCU->getPic()->getNumPartInHeight() >> uiDepth; |
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294 | const UInt uiNumElem = iDir == 0 ? uiHeightInBaseUnits : uiWidthInBaseUnits; |
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295 | assert( uiNumElem > 0 ); |
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296 | for( UInt ui = 0; ui < uiNumElem; ui++ ) |
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297 | { |
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298 | const UInt uiBsIdx = xCalcBsIdx( pcCU, uiAbsZorderIdx, iDir, iEdgeIdx, ui ); |
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299 | m_aapbEdgeFilter[iDir][0][uiBsIdx] = bValue; |
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300 | m_aapbEdgeFilter[iDir][1][uiBsIdx] = bValue; |
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301 | m_aapbEdgeFilter[iDir][2][uiBsIdx] = bValue; |
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302 | } |
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303 | } |
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304 | |
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305 | Void TComLoopFilter::xSetEdgefilterTU( TComDataCU* pcCU, UInt uiAbsZorderIdx, UInt uiDepth ) |
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306 | { |
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307 | if( pcCU->getTransformIdx( uiAbsZorderIdx ) + pcCU->getDepth( uiAbsZorderIdx) > uiDepth ) |
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308 | { |
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309 | const UInt uiCurNumParts = pcCU->getPic()->getNumPartInCU() >> (uiDepth<<1); |
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310 | const UInt uiQNumParts = uiCurNumParts>>2; |
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311 | for ( UInt uiPartIdx = 0; uiPartIdx < 4; uiPartIdx++, uiAbsZorderIdx+=uiQNumParts ) |
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312 | { |
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313 | xSetEdgefilterTU( pcCU, uiAbsZorderIdx, uiDepth+1 ); |
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314 | } |
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315 | return; |
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316 | } |
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317 | xSetEdgefilterMultiple( pcCU, uiAbsZorderIdx, uiDepth, EDGE_VER, 0, m_stLFCUParam.bInternalEdge ); |
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318 | xSetEdgefilterMultiple( pcCU, uiAbsZorderIdx, uiDepth, EDGE_HOR, 0, m_stLFCUParam.bInternalEdge ); |
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319 | } |
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320 | |
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321 | Void TComLoopFilter::xSetEdgefilterPU( TComDataCU* pcCU, UInt uiAbsZorderIdx ) |
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322 | { |
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323 | const UInt uiDepth = pcCU->getDepth( uiAbsZorderIdx ); |
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324 | const UInt uiWidthInBaseUnits = pcCU->getPic()->getNumPartInWidth () >> uiDepth; |
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325 | const UInt uiHeightInBaseUnits = pcCU->getPic()->getNumPartInHeight() >> uiDepth; |
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326 | const UInt uiHWidthInBaseUnits = uiWidthInBaseUnits >> 1; |
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327 | const UInt uiHHeightInBaseUnits = uiHeightInBaseUnits >> 1; |
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328 | |
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329 | xSetEdgefilterMultiple( pcCU, uiAbsZorderIdx, uiDepth, EDGE_VER, 0, m_stLFCUParam.bLeftEdge ); |
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330 | xSetEdgefilterMultiple( pcCU, uiAbsZorderIdx, uiDepth, EDGE_HOR, 0, m_stLFCUParam.bTopEdge ); |
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331 | |
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332 | switch ( pcCU->getPartitionSize( uiAbsZorderIdx ) ) |
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333 | { |
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334 | case SIZE_2Nx2N: |
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335 | { |
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336 | break; |
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337 | } |
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338 | case SIZE_2NxN: |
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339 | { |
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340 | xSetEdgefilterMultiple( pcCU, uiAbsZorderIdx, uiDepth, EDGE_HOR, uiHHeightInBaseUnits, m_stLFCUParam.bInternalEdge ); |
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341 | break; |
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342 | } |
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343 | case SIZE_Nx2N: |
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344 | { |
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345 | xSetEdgefilterMultiple( pcCU, uiAbsZorderIdx, uiDepth, EDGE_VER, uiHWidthInBaseUnits, m_stLFCUParam.bInternalEdge ); |
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346 | break; |
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347 | } |
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348 | case SIZE_NxN: |
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349 | { |
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350 | xSetEdgefilterMultiple( pcCU, uiAbsZorderIdx, uiDepth, EDGE_VER, uiHWidthInBaseUnits, m_stLFCUParam.bInternalEdge ); |
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351 | xSetEdgefilterMultiple( pcCU, uiAbsZorderIdx, uiDepth, EDGE_HOR, uiHHeightInBaseUnits, m_stLFCUParam.bInternalEdge ); |
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352 | break; |
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353 | } |
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354 | default: |
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355 | { |
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356 | assert(0); |
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357 | break; |
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358 | } |
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359 | } |
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360 | } |
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361 | |
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362 | |
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363 | Void TComLoopFilter::xSetLoopfilterParam( TComDataCU* pcCU, UInt uiAbsZorderIdx ) |
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364 | { |
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365 | UInt uiX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[ uiAbsZorderIdx ] ]; |
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366 | UInt uiY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[ uiAbsZorderIdx ] ]; |
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367 | |
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368 | #if MTK_NONCROSS_INLOOP_FILTER |
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369 | TComDataCU* pcTempCU; |
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370 | UInt uiTempPartIdx; |
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371 | #endif |
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372 | |
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373 | m_stLFCUParam.bInternalEdge = m_uiDisableDeblockingFilterIdc ? false : true ; |
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374 | |
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375 | if ( (uiX == 0) || (m_uiDisableDeblockingFilterIdc == 1) ) |
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376 | m_stLFCUParam.bLeftEdge = false; |
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377 | else |
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378 | m_stLFCUParam.bLeftEdge = true; |
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379 | #if MTK_NONCROSS_INLOOP_FILTER |
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380 | if ( m_stLFCUParam.bLeftEdge ) |
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381 | { |
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382 | pcTempCU = pcCU->getPULeft( uiTempPartIdx, uiAbsZorderIdx, !pcCU->getSlice()->getSPS()->getLFCrossSliceBoundaryFlag(), false ); |
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383 | if ( pcTempCU ) |
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384 | m_stLFCUParam.bLeftEdge = true; |
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385 | else |
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386 | m_stLFCUParam.bLeftEdge = false; |
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387 | } |
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388 | #endif |
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389 | |
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390 | if ( (uiY == 0 ) || (m_uiDisableDeblockingFilterIdc == 1) ) |
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391 | m_stLFCUParam.bTopEdge = false; |
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392 | else |
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393 | m_stLFCUParam.bTopEdge = true; |
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394 | #if MTK_NONCROSS_INLOOP_FILTER |
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395 | if ( m_stLFCUParam.bTopEdge ) |
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396 | { |
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397 | pcTempCU = pcCU->getPUAbove( uiTempPartIdx, uiAbsZorderIdx, !pcCU->getSlice()->getSPS()->getLFCrossSliceBoundaryFlag(), false ); |
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398 | if ( pcTempCU ) |
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399 | m_stLFCUParam.bTopEdge = true; |
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400 | else |
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401 | m_stLFCUParam.bTopEdge = false; |
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402 | } |
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403 | #endif |
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404 | } |
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405 | |
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406 | Void TComLoopFilter::xGetBoundaryStrengthSingle ( TComDataCU* pcCU, UInt uiAbsZorderIdx, Int iDir, UInt uiAbsPartIdx ) |
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407 | { |
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408 | const UInt uiHWidth = pcCU->getWidth( uiAbsZorderIdx ) >> 1; |
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409 | const UInt uiHHeight = pcCU->getHeight( uiAbsZorderIdx ) >> 1; |
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410 | const bool bAtCUBoundary = iDir == EDGE_VER ? g_auiRasterToPelX[g_auiZscanToRaster[uiAbsZorderIdx]] == g_auiRasterToPelX[g_auiZscanToRaster[uiAbsPartIdx]] |
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411 | : g_auiRasterToPelY[g_auiZscanToRaster[uiAbsZorderIdx]] == g_auiRasterToPelY[g_auiZscanToRaster[uiAbsPartIdx]]; |
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412 | const bool bAtCUHalf = iDir == EDGE_VER ? ( g_auiRasterToPelX[g_auiZscanToRaster[uiAbsZorderIdx]] + uiHWidth ) == g_auiRasterToPelX[g_auiZscanToRaster[uiAbsPartIdx]] |
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413 | : ( g_auiRasterToPelY[g_auiZscanToRaster[uiAbsZorderIdx]] + uiHHeight ) == g_auiRasterToPelY[g_auiZscanToRaster[uiAbsPartIdx]]; |
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414 | TComSlice* const pcSlice = pcCU->getSlice(); |
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415 | |
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416 | const UInt uiPartQ = uiAbsPartIdx; |
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417 | TComDataCU* const pcCUQ = pcCU; |
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418 | |
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419 | UInt uiPartP; |
---|
420 | TComDataCU* pcCUP; |
---|
421 | UInt uiBs; |
---|
422 | |
---|
423 | #if MTK_NONCROSS_INLOOP_FILTER |
---|
424 | //-- Calculate Block Index |
---|
425 | if (iDir == EDGE_VER) |
---|
426 | { |
---|
427 | pcCUP = pcCUQ->getPULeft(uiPartP, uiPartQ, !pcCU->getSlice()->getSPS()->getLFCrossSliceBoundaryFlag(), false); |
---|
428 | } |
---|
429 | else // (iDir == EDGE_HOR) |
---|
430 | { |
---|
431 | pcCUP = pcCUQ->getPUAbove(uiPartP, uiPartQ, !pcCU->getSlice()->getSPS()->getLFCrossSliceBoundaryFlag(), false); |
---|
432 | } |
---|
433 | #else |
---|
434 | //-- Calculate Block Index |
---|
435 | if (iDir == EDGE_VER) |
---|
436 | { |
---|
437 | pcCUP = pcCUQ->getPULeft(uiPartP, uiPartQ, false, false); |
---|
438 | } |
---|
439 | else // (iDir == EDGE_HOR) |
---|
440 | { |
---|
441 | pcCUP = pcCUQ->getPUAbove(uiPartP, uiPartQ, false, false); |
---|
442 | } |
---|
443 | #endif |
---|
444 | |
---|
445 | //-- Set BS for Intra MB : BS = 4 or 3 |
---|
446 | if ( pcCUP->isIntra(uiPartP) || pcCUQ->isIntra(uiPartQ) ) |
---|
447 | { |
---|
448 | uiBs = bAtCUBoundary ? 4 : 3; // Intra MB && MB boundary |
---|
449 | } |
---|
450 | |
---|
451 | //-- Set BS for not Intra MB : BS = 2 or 1 or 0 |
---|
452 | if ( !pcCUP->isIntra(uiPartP) && !pcCUQ->isIntra(uiPartQ) ) |
---|
453 | { |
---|
454 | if ( pcCUQ->getCbf( uiPartQ, TEXT_LUMA, pcCUQ->getTransformIdx(uiPartQ)) != 0 || pcCUP->getCbf( uiPartP, TEXT_LUMA, pcCUP->getTransformIdx(uiPartP) ) != 0) |
---|
455 | { |
---|
456 | uiBs = 2; |
---|
457 | } |
---|
458 | else |
---|
459 | { |
---|
460 | if (pcSlice->isInterB()) |
---|
461 | { |
---|
462 | Int iRefIdx; |
---|
463 | Int *piRefP0, *piRefP1, *piRefQ0, *piRefQ1; |
---|
464 | iRefIdx = pcCUP->getCUMvField(REF_PIC_LIST_0)->getRefIdx(uiPartP); |
---|
465 | piRefP0 = (iRefIdx < 0) ? NULL : (Int*) pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx); |
---|
466 | iRefIdx = pcCUP->getCUMvField(REF_PIC_LIST_1)->getRefIdx(uiPartP); |
---|
467 | piRefP1 = (iRefIdx < 0) ? NULL : (Int*) pcSlice->getRefPic(REF_PIC_LIST_1, iRefIdx); |
---|
468 | iRefIdx = pcCUQ->getCUMvField(REF_PIC_LIST_0)->getRefIdx(uiPartQ); |
---|
469 | piRefQ0 = (iRefIdx < 0) ? NULL : (Int*) pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx); |
---|
470 | iRefIdx = pcCUQ->getCUMvField(REF_PIC_LIST_1)->getRefIdx(uiPartQ); |
---|
471 | piRefQ1 = (iRefIdx < 0) ? NULL : (Int*) pcSlice->getRefPic(REF_PIC_LIST_1, iRefIdx); |
---|
472 | |
---|
473 | |
---|
474 | TComMv pcMvP0 = pcCUP->getCUMvField(REF_PIC_LIST_0)->getMv(uiPartP); |
---|
475 | TComMv pcMvP1 = pcCUP->getCUMvField(REF_PIC_LIST_1)->getMv(uiPartP); |
---|
476 | TComMv pcMvQ0 = pcCUQ->getCUMvField(REF_PIC_LIST_0)->getMv(uiPartQ); |
---|
477 | TComMv pcMvQ1 = pcCUQ->getCUMvField(REF_PIC_LIST_1)->getMv(uiPartQ); |
---|
478 | |
---|
479 | if ( ((piRefP0==piRefQ0)&&(piRefP1==piRefQ1)) || ((piRefP0==piRefQ1)&&(piRefP1==piRefQ0)) ) |
---|
480 | { |
---|
481 | uiBs = 0; |
---|
482 | if ( piRefP0 != piRefP1 ) // Different L0 & L1 |
---|
483 | { |
---|
484 | if ( piRefP0 == piRefQ0 ) |
---|
485 | { |
---|
486 | pcMvP0 -= pcMvQ0; pcMvP1 -= pcMvQ1; |
---|
487 | uiBs = (pcMvP0.getAbsHor() >= 4) | (pcMvP0.getAbsVer() >= 4) | |
---|
488 | (pcMvP1.getAbsHor() >= 4) | (pcMvP1.getAbsVer() >= 4); |
---|
489 | } |
---|
490 | else |
---|
491 | { |
---|
492 | pcMvP0 -= pcMvQ1; pcMvP1 -= pcMvQ0; |
---|
493 | uiBs = (pcMvP0.getAbsHor() >= 4) | (pcMvP0.getAbsVer() >= 4) | |
---|
494 | (pcMvP1.getAbsHor() >= 4) | (pcMvP1.getAbsVer() >= 4); |
---|
495 | } |
---|
496 | } |
---|
497 | else // Same L0 & L1 |
---|
498 | { |
---|
499 | TComMv pcMvSub0 = pcMvP0 - pcMvQ0; |
---|
500 | TComMv pcMvSub1 = pcMvP1 - pcMvQ1; |
---|
501 | pcMvP0 -= pcMvQ1; pcMvP1 -= pcMvQ0; |
---|
502 | uiBs = ( (pcMvP0.getAbsHor() >= 4) | (pcMvP0.getAbsVer() >= 4) | |
---|
503 | (pcMvP1.getAbsHor() >= 4) | (pcMvP1.getAbsVer() >= 4) ) && |
---|
504 | ( (pcMvSub0.getAbsHor() >= 4) | (pcMvSub0.getAbsVer() >= 4) | |
---|
505 | (pcMvSub1.getAbsHor() >= 4) | (pcMvSub1.getAbsVer() >= 4) ); |
---|
506 | } |
---|
507 | } |
---|
508 | else // for all different Ref_Idx |
---|
509 | { |
---|
510 | uiBs = 1; |
---|
511 | } |
---|
512 | } |
---|
513 | else // pcSlice->isInterP() |
---|
514 | { |
---|
515 | Int iRefIdx; |
---|
516 | Int *piRefP0, *piRefQ0; |
---|
517 | iRefIdx = pcCUP->getCUMvField(REF_PIC_LIST_0)->getRefIdx(uiPartP); |
---|
518 | piRefP0 = (iRefIdx < 0) ? NULL : (Int*) pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx); |
---|
519 | iRefIdx = pcCUQ->getCUMvField(REF_PIC_LIST_0)->getRefIdx(uiPartQ); |
---|
520 | piRefQ0 = (iRefIdx < 0) ? NULL : (Int*) pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx); |
---|
521 | TComMv pcMvP0 = pcCUP->getCUMvField(REF_PIC_LIST_0)->getMv(uiPartP); |
---|
522 | TComMv pcMvQ0 = pcCUQ->getCUMvField(REF_PIC_LIST_0)->getMv(uiPartQ); |
---|
523 | |
---|
524 | pcMvP0 -= pcMvQ0; |
---|
525 | uiBs = (piRefP0 != piRefQ0) | (pcMvP0.getAbsHor() >= 4) | (pcMvP0.getAbsVer() >= 4); |
---|
526 | } |
---|
527 | } // enf of "if( one of BCBP == 0 )" |
---|
528 | } // enf of "if( not Intra )" |
---|
529 | |
---|
530 | m_aapucBS[iDir][0][uiAbsPartIdx] = uiBs; |
---|
531 | if ( bAtCUBoundary || bAtCUHalf ) |
---|
532 | { |
---|
533 | m_aapucBS[iDir][1][uiAbsPartIdx] = uiBs; |
---|
534 | m_aapucBS[iDir][2][uiAbsPartIdx] = uiBs; |
---|
535 | } |
---|
536 | } |
---|
537 | |
---|
538 | |
---|
539 | #if (PARALLEL_DEBLK_DECISION && !PARALLEL_MERGED_DEBLK) |
---|
540 | Void TComLoopFilter::xEdgeFilterLuma( TComDataCU* pcCU, UInt uiAbsZorderIdx, UInt uiDepth, Int iDir, Int iEdge, Int iDecideExecute ) |
---|
541 | #else |
---|
542 | Void TComLoopFilter::xEdgeFilterLuma( TComDataCU* pcCU, UInt uiAbsZorderIdx, UInt uiDepth, Int iDir, Int iEdge ) |
---|
543 | #endif |
---|
544 | { |
---|
545 | TComPicYuv* pcPicYuvRec = pcCU->getPic()->getPicYuvRec(); |
---|
546 | Pel* piSrc = pcPicYuvRec->getLumaAddr( pcCU->getAddr(), uiAbsZorderIdx ); |
---|
547 | Pel* piTmpSrc = piSrc; |
---|
548 | #if PARALLEL_MERGED_DEBLK |
---|
549 | TComPicYuv* pcPicYuvJudge = pcCU->getPic()->getPicYuvDeblkBuf(); |
---|
550 | Pel* piSrcJudge = pcPicYuvJudge->getLumaAddr( pcCU->getAddr(), uiAbsZorderIdx ); |
---|
551 | Pel* piTmpSrcJudge = piSrcJudge; |
---|
552 | #endif |
---|
553 | |
---|
554 | Int iStride = pcPicYuvRec->getStride(); |
---|
555 | Int iQP = pcCU->getQP( uiAbsZorderIdx ); |
---|
556 | UInt uiNumParts = pcCU->getPic()->getNumPartInWidth()>>uiDepth; |
---|
557 | |
---|
558 | UInt uiPelsInPart = g_uiMaxCUWidth >> g_uiMaxCUDepth; |
---|
559 | UInt PartIdxIncr = DEBLOCK_SMALLEST_BLOCK / uiPelsInPart ? DEBLOCK_SMALLEST_BLOCK / uiPelsInPart : 1; |
---|
560 | UInt uiBlocksInPart = uiPelsInPart / DEBLOCK_SMALLEST_BLOCK ? uiPelsInPart / DEBLOCK_SMALLEST_BLOCK : 1; |
---|
561 | UInt uiBsAbsIdx, uiBs; |
---|
562 | Int iOffset, iSrcStep; |
---|
563 | #if (PARALLEL_DEBLK_DECISION && !PARALLEL_MERGED_DEBLK) |
---|
564 | Pel* piTmpSrc1; |
---|
565 | UInt* piDecisions_D; |
---|
566 | UInt* piDecisions_Sample; |
---|
567 | #endif |
---|
568 | if (iDir == EDGE_VER) |
---|
569 | { |
---|
570 | iOffset = 1; |
---|
571 | iSrcStep = iStride; |
---|
572 | piTmpSrc += iEdge*uiPelsInPart; |
---|
573 | #if PARALLEL_MERGED_DEBLK |
---|
574 | piTmpSrcJudge += iEdge*uiPelsInPart; |
---|
575 | #endif |
---|
576 | } |
---|
577 | else // (iDir == EDGE_HOR) |
---|
578 | { |
---|
579 | iOffset = iStride; |
---|
580 | iSrcStep = 1; |
---|
581 | piTmpSrc += iEdge*uiPelsInPart*iStride; |
---|
582 | #if PARALLEL_MERGED_DEBLK |
---|
583 | piTmpSrcJudge += iEdge*uiPelsInPart*iStride; |
---|
584 | #endif |
---|
585 | } |
---|
586 | |
---|
587 | for ( UInt iIdx = 0; iIdx < uiNumParts; iIdx+=PartIdxIncr ) |
---|
588 | { |
---|
589 | |
---|
590 | uiBs = 0; |
---|
591 | for (UInt iIdxInside = 0; iIdxInside<PartIdxIncr; iIdxInside++) |
---|
592 | { |
---|
593 | uiBsAbsIdx = xCalcBsIdx( pcCU, uiAbsZorderIdx, iDir, iEdge, iIdx+iIdxInside); |
---|
594 | if (uiBs < m_aapucBS[iDir][0][uiBsAbsIdx]) |
---|
595 | { |
---|
596 | uiBs = m_aapucBS[iDir][0][uiBsAbsIdx]; |
---|
597 | } |
---|
598 | } |
---|
599 | |
---|
600 | Int iBitdepthScale = (1<<(g_uiBitIncrement+g_uiBitDepth-8)); |
---|
601 | |
---|
602 | UInt uiTcOffset = (uiBs>2)?4:0; |
---|
603 | |
---|
604 | Int iIndexTC = Clip3(0, MAX_QP+4, iQP + uiTcOffset ); |
---|
605 | Int iIndexB = Clip3(0, MAX_QP, iQP ); |
---|
606 | |
---|
607 | Int iTc = tctable_8x8[iIndexTC]*iBitdepthScale; |
---|
608 | #if (PARALLEL_DEBLK_DECISION && !PARALLEL_MERGED_DEBLK) |
---|
609 | if (iDecideExecute==DECIDE_AND_EXECUTE_FILTER && uiBs) |
---|
610 | { |
---|
611 | Int iBeta = betatable_8x8[iIndexB]*iBitdepthScale; |
---|
612 | |
---|
613 | for (UInt iBlkIdx = 0; iBlkIdx< uiBlocksInPart; iBlkIdx ++) |
---|
614 | { |
---|
615 | Int iTmp=iIdx*uiPelsInPart+iBlkIdx*DEBLOCK_SMALLEST_BLOCK; |
---|
616 | Int iD = xCalcD( piTmpSrc+iSrcStep*(iTmp+2), iOffset) + xCalcD( piTmpSrc+iSrcStep*(iTmp+5), iOffset); |
---|
617 | |
---|
618 | if (iD < iBeta) |
---|
619 | { |
---|
620 | for ( UInt i = 0; i < DEBLOCK_SMALLEST_BLOCK; i++) |
---|
621 | { |
---|
622 | xPelFilterLuma( piTmpSrc+iSrcStep*(iTmp+i), iOffset, iD, iBeta, iTc); |
---|
623 | } |
---|
624 | } |
---|
625 | } |
---|
626 | } |
---|
627 | else if (iDecideExecute==DECIDE_FILTER && uiBs) |
---|
628 | { |
---|
629 | Int iBeta = betatable_8x8[iIndexB]*iBitdepthScale; |
---|
630 | |
---|
631 | piDecisions_D = (iIdx*uiPelsInPart)/DEBLOCK_SMALLEST_BLOCK + m_decisions_D [(iEdge*uiPelsInPart)/DEBLOCK_SMALLEST_BLOCK]; |
---|
632 | piDecisions_Sample = iIdx*uiPelsInPart + m_decisions_Sample[(iEdge*uiPelsInPart)/DEBLOCK_SMALLEST_BLOCK]; |
---|
633 | |
---|
634 | for (UInt iBlkIdx = 0; iBlkIdx< uiBlocksInPart; iBlkIdx ++) |
---|
635 | { |
---|
636 | Int iTmp=iIdx*uiPelsInPart+iBlkIdx*DEBLOCK_SMALLEST_BLOCK; |
---|
637 | Int iD = xCalcD( piTmpSrc+(iTmp+2), iOffset) + xCalcD( piTmpSrc+(iTmp+5), iOffset); |
---|
638 | piTmpSrc1 = piTmpSrc+iTmp; |
---|
639 | |
---|
640 | if (iD < iBeta) |
---|
641 | { |
---|
642 | *piDecisions_D++=1; |
---|
643 | for ( UInt i = 0; i < DEBLOCK_SMALLEST_BLOCK; i++) |
---|
644 | { |
---|
645 | *piDecisions_Sample++ = xPelFilterLumaDecision( piTmpSrc1++, iOffset, iD, iBeta, iTc); |
---|
646 | } |
---|
647 | } |
---|
648 | else |
---|
649 | { |
---|
650 | *piDecisions_D++=0; |
---|
651 | piDecisions_Sample+=DEBLOCK_SMALLEST_BLOCK; |
---|
652 | } |
---|
653 | } |
---|
654 | } |
---|
655 | else if ( uiBs ) // EXECUTE_FILTER |
---|
656 | { |
---|
657 | piDecisions_D = (iIdx*uiPelsInPart)/DEBLOCK_SMALLEST_BLOCK + m_decisions_D [(iEdge*uiPelsInPart)/DEBLOCK_SMALLEST_BLOCK]; |
---|
658 | piDecisions_Sample = iIdx*uiPelsInPart + m_decisions_Sample[(iEdge*uiPelsInPart)/DEBLOCK_SMALLEST_BLOCK]; |
---|
659 | piTmpSrc1 = piTmpSrc+iIdx*uiPelsInPart; |
---|
660 | |
---|
661 | for (UInt iBlkIdx = 0; iBlkIdx< uiBlocksInPart; iBlkIdx ++) |
---|
662 | { |
---|
663 | if ( *piDecisions_D++ ) |
---|
664 | { |
---|
665 | for ( UInt i = 0; i < DEBLOCK_SMALLEST_BLOCK; i++) |
---|
666 | { |
---|
667 | xPelFilterLumaExecution( piTmpSrc1++, iOffset, iTc, *piDecisions_Sample++ ); |
---|
668 | } |
---|
669 | } |
---|
670 | else |
---|
671 | { |
---|
672 | piDecisions_Sample+=DEBLOCK_SMALLEST_BLOCK; |
---|
673 | piTmpSrc1+=DEBLOCK_SMALLEST_BLOCK; |
---|
674 | } |
---|
675 | } |
---|
676 | } |
---|
677 | #else |
---|
678 | Int iBeta = betatable_8x8[iIndexB]*iBitdepthScale; |
---|
679 | |
---|
680 | |
---|
681 | for (UInt iBlkIdx = 0; iBlkIdx< uiBlocksInPart; iBlkIdx ++) |
---|
682 | { |
---|
683 | if ( uiBs ) |
---|
684 | { |
---|
685 | #if PARALLEL_MERGED_DEBLK |
---|
686 | Int iD = xCalcD( piTmpSrcJudge+iSrcStep*(iIdx*uiPelsInPart+iBlkIdx*DEBLOCK_SMALLEST_BLOCK+2), iOffset) + xCalcD( piTmpSrcJudge+iSrcStep*(iIdx*uiPelsInPart+iBlkIdx*DEBLOCK_SMALLEST_BLOCK+5), iOffset); |
---|
687 | #else |
---|
688 | Int iD = xCalcD( piTmpSrc+iSrcStep*(iIdx*uiPelsInPart+iBlkIdx*DEBLOCK_SMALLEST_BLOCK+2), iOffset) + xCalcD( piTmpSrc+iSrcStep*(iIdx*uiPelsInPart+iBlkIdx*DEBLOCK_SMALLEST_BLOCK+5), iOffset); |
---|
689 | #endif |
---|
690 | if (iD < iBeta) |
---|
691 | { |
---|
692 | for ( UInt i = 0; i < DEBLOCK_SMALLEST_BLOCK; i++) |
---|
693 | { |
---|
694 | #if PARALLEL_MERGED_DEBLK |
---|
695 | xPelFilterLuma( piTmpSrc+iSrcStep*(iIdx*uiPelsInPart+iBlkIdx*DEBLOCK_SMALLEST_BLOCK+i), iOffset, iD, iBeta, iTc , piTmpSrcJudge+iSrcStep*(iIdx*uiPelsInPart+iBlkIdx*DEBLOCK_SMALLEST_BLOCK+i)); |
---|
696 | #else |
---|
697 | xPelFilterLuma( piTmpSrc+iSrcStep*(iIdx*uiPelsInPart+iBlkIdx*DEBLOCK_SMALLEST_BLOCK+i), iOffset, iD, iBeta, iTc ); |
---|
698 | #endif |
---|
699 | } |
---|
700 | } |
---|
701 | } |
---|
702 | } |
---|
703 | #endif |
---|
704 | } |
---|
705 | } |
---|
706 | |
---|
707 | |
---|
708 | Void TComLoopFilter::xEdgeFilterChroma( TComDataCU* pcCU, UInt uiAbsZorderIdx, UInt uiDepth, Int iDir, Int iEdge ) |
---|
709 | { |
---|
710 | TComPicYuv* pcPicYuvRec = pcCU->getPic()->getPicYuvRec(); |
---|
711 | Int iStride = pcPicYuvRec->getCStride(); |
---|
712 | Pel* piSrcCb = pcPicYuvRec->getCbAddr( pcCU->getAddr(), uiAbsZorderIdx ); |
---|
713 | Pel* piSrcCr = pcPicYuvRec->getCrAddr( pcCU->getAddr(), uiAbsZorderIdx ); |
---|
714 | |
---|
715 | Int iQP = QpUV((Int) pcCU->getQP( uiAbsZorderIdx )); |
---|
716 | UInt uiPelsInPartChroma = g_uiMaxCUWidth >> (g_uiMaxCUDepth+1); |
---|
717 | |
---|
718 | Int iOffset, iSrcStep; |
---|
719 | |
---|
720 | const UInt uiLCUWidthInBaseUnits = pcCU->getPic()->getNumPartInWidth(); |
---|
721 | |
---|
722 | // Vertical Position |
---|
723 | UInt uiEdgeNumInLCUVert = g_auiZscanToRaster[uiAbsZorderIdx]%uiLCUWidthInBaseUnits + iEdge; |
---|
724 | UInt uiEdgeNumInLCUHor = g_auiZscanToRaster[uiAbsZorderIdx]/uiLCUWidthInBaseUnits + iEdge; |
---|
725 | |
---|
726 | if ( ( (uiEdgeNumInLCUVert%(DEBLOCK_SMALLEST_BLOCK/uiPelsInPartChroma))&&(iDir==0) ) || ( (uiEdgeNumInLCUHor%(DEBLOCK_SMALLEST_BLOCK/uiPelsInPartChroma))&& iDir ) ) |
---|
727 | { |
---|
728 | return; |
---|
729 | } |
---|
730 | |
---|
731 | UInt uiNumParts = pcCU->getPic()->getNumPartInWidth()>>uiDepth; |
---|
732 | |
---|
733 | UInt uiBsAbsIdx; |
---|
734 | UChar ucBs; |
---|
735 | |
---|
736 | Pel* piTmpSrcCb = piSrcCb; |
---|
737 | Pel* piTmpSrcCr = piSrcCr; |
---|
738 | |
---|
739 | |
---|
740 | if (iDir == EDGE_VER) |
---|
741 | { |
---|
742 | iOffset = 1; |
---|
743 | iSrcStep = iStride; |
---|
744 | piTmpSrcCb += iEdge*uiPelsInPartChroma; |
---|
745 | piTmpSrcCr += iEdge*uiPelsInPartChroma; |
---|
746 | } |
---|
747 | else // (iDir == EDGE_HOR) |
---|
748 | { |
---|
749 | iOffset = iStride; |
---|
750 | iSrcStep = 1; |
---|
751 | piTmpSrcCb += iEdge*iStride*uiPelsInPartChroma; |
---|
752 | piTmpSrcCr += iEdge*iStride*uiPelsInPartChroma; |
---|
753 | } |
---|
754 | |
---|
755 | for ( UInt iIdx = 0; iIdx < uiNumParts; iIdx++ ) |
---|
756 | { |
---|
757 | ucBs = 0; |
---|
758 | |
---|
759 | uiBsAbsIdx = xCalcBsIdx( pcCU, uiAbsZorderIdx, iDir, iEdge, iIdx); |
---|
760 | ucBs = m_aapucBS[iDir][0][uiBsAbsIdx]; |
---|
761 | |
---|
762 | Int iBitdepthScale = (1<<(g_uiBitIncrement+g_uiBitDepth-8)); |
---|
763 | |
---|
764 | UInt uiTcOffset = (ucBs>2)?4:0; |
---|
765 | |
---|
766 | Int iIndexTC = Clip3(0, MAX_QP+4, iQP + uiTcOffset ); |
---|
767 | |
---|
768 | Int iTc = tctable_8x8[iIndexTC]*iBitdepthScale; |
---|
769 | |
---|
770 | if ( ucBs > 2) |
---|
771 | { |
---|
772 | for ( UInt uiStep = 0; uiStep < uiPelsInPartChroma; uiStep++ ) |
---|
773 | { |
---|
774 | xPelFilterChroma( piTmpSrcCb + iSrcStep*(uiStep+iIdx*uiPelsInPartChroma), iOffset, iTc ); |
---|
775 | xPelFilterChroma( piTmpSrcCr + iSrcStep*(uiStep+iIdx*uiPelsInPartChroma), iOffset, iTc ); |
---|
776 | } |
---|
777 | } |
---|
778 | } |
---|
779 | } |
---|
780 | |
---|
781 | #if (PARALLEL_DEBLK_DECISION && !PARALLEL_MERGED_DEBLK) |
---|
782 | /** |
---|
783 | - Decision for one line/column for the luminance component to use strong or weak deblocking |
---|
784 | . |
---|
785 | \param piSrc pointer to picture data |
---|
786 | \param iOffset offset value for picture data |
---|
787 | \param d d value |
---|
788 | \param beta beta value |
---|
789 | \param tc tc value |
---|
790 | |
---|
791 | \returns decision to use strong or weak deblocking |
---|
792 | */ |
---|
793 | __inline Int TComLoopFilter::xPelFilterLumaDecision( Pel* piSrc, Int iOffset, Int d, Int beta, Int tc) |
---|
794 | { |
---|
795 | Pel m4 = piSrc[0]; |
---|
796 | Pel m3 = piSrc[-iOffset]; |
---|
797 | |
---|
798 | if ( ((abs(piSrc[-iOffset*4]-m3) + abs(piSrc[ iOffset*3]-m4)) < (beta>>3)) && (d<(beta>>2)) && ( abs(m3-m4) < ((tc*5+1)>>1)) ) //strong filtering |
---|
799 | { |
---|
800 | return 1; |
---|
801 | } |
---|
802 | else //weak filtering |
---|
803 | { |
---|
804 | return 0; |
---|
805 | } |
---|
806 | } |
---|
807 | |
---|
808 | |
---|
809 | /** |
---|
810 | - Strong deblocking of one line/column for the luminance component |
---|
811 | . |
---|
812 | \param piSrc pointer to picture data |
---|
813 | \param iOffset offset value for picture data |
---|
814 | \param m0 sample value |
---|
815 | \param m1 sample value |
---|
816 | \param m2 sample value |
---|
817 | \param m3 sample value |
---|
818 | \param m4 sample value |
---|
819 | \param m5 sample value |
---|
820 | \param m6 sample value |
---|
821 | \param m7 sample value |
---|
822 | */ |
---|
823 | __inline Void TComLoopFilter::xPelFilterLumaStrong(Pel* piSrc, Int iOffset, Pel m0, Pel m1, Pel m2, Pel m3, Pel m4, Pel m5, Pel m6, Pel m7) |
---|
824 | { |
---|
825 | piSrc[-iOffset] = Clip(( m1 + 2*m2 + 2*m3 + 2*m4 + m5 + 4) >> 3 ); |
---|
826 | piSrc[0] = Clip(( m2 + 2*m3 + 2*m4 + 2*m5 + m6 + 4) >> 3 ); |
---|
827 | |
---|
828 | piSrc[-iOffset*2] = Clip(( m1 + m2 + m3 + m4 + 2)>>2); |
---|
829 | piSrc[ iOffset] = Clip(( m3 + m4 + m5 + m6 + 2)>>2); |
---|
830 | |
---|
831 | piSrc[-iOffset*3] = Clip(( 2*m0 + 3*m1 + m2 + m3 + m4 + 4 )>>3); |
---|
832 | piSrc[ iOffset*2] = Clip(( m3 + m4 + m5 + 3*m6 + 2*m7 +4 )>>3); |
---|
833 | } |
---|
834 | |
---|
835 | /** |
---|
836 | - Weak deblocking of one line/column for the luminance component |
---|
837 | . |
---|
838 | \param piSrc pointer to picture data |
---|
839 | \param iOffset offset value for picture data |
---|
840 | \param tc tc value |
---|
841 | \param m1 sample value |
---|
842 | \param m2 sample value |
---|
843 | \param m3 sample value |
---|
844 | \param m4 sample value |
---|
845 | \param m5 sample value |
---|
846 | \param m6 sample value |
---|
847 | */ |
---|
848 | __inline Void TComLoopFilter::xPelFilterLumaWeak(Pel* piSrc, Int iOffset, Int tc, Pel m1, Pel m2, Pel m3, Pel m4, Pel m5, Pel m6) |
---|
849 | { |
---|
850 | Int delta = Clip3(-tc, tc, ((13*(m4-m3) + 4*(m5-m2) - 5*(m6-m1)+16)>>5) ); |
---|
851 | |
---|
852 | piSrc[-iOffset] = Clip(m3+delta); |
---|
853 | piSrc[0] = Clip(m4-delta); |
---|
854 | piSrc[-iOffset*2] = Clip(m2+delta/2); |
---|
855 | piSrc[ iOffset] = Clip(m5-delta/2); |
---|
856 | } |
---|
857 | #endif |
---|
858 | |
---|
859 | #if PARALLEL_MERGED_DEBLK |
---|
860 | /** |
---|
861 | - Deblocking for the luminance component with strong or weak filter |
---|
862 | . |
---|
863 | \param piSrcJudge pointer to picture data for decision |
---|
864 | */ |
---|
865 | __inline Void TComLoopFilter::xPelFilterLuma( Pel* piSrc, Int iOffset, Int d, Int beta, Int tc , Pel* piSrcJudge) |
---|
866 | #else |
---|
867 | __inline Void TComLoopFilter::xPelFilterLuma( Pel* piSrc, Int iOffset, Int d, Int beta, Int tc ) |
---|
868 | #endif |
---|
869 | { |
---|
870 | #if (PARALLEL_DEBLK_DECISION && !PARALLEL_MERGED_DEBLK) |
---|
871 | Int d_strong; |
---|
872 | #else |
---|
873 | Int d_strong, delta; |
---|
874 | #endif |
---|
875 | |
---|
876 | Pel m4 = piSrc[0]; |
---|
877 | Pel m3 = piSrc[-iOffset]; |
---|
878 | Pel m5 = piSrc[ iOffset]; |
---|
879 | Pel m2 = piSrc[-iOffset*2]; |
---|
880 | Pel m6 = piSrc[ iOffset*2]; |
---|
881 | Pel m1 = piSrc[-iOffset*3]; |
---|
882 | Pel m7 = piSrc[ iOffset*3]; |
---|
883 | Pel m0 = piSrc[-iOffset*4]; |
---|
884 | #if PARALLEL_MERGED_DEBLK |
---|
885 | Pel m4j = piSrcJudge[0]; |
---|
886 | Pel m3j = piSrcJudge[-iOffset]; |
---|
887 | Pel m7j = piSrcJudge[ iOffset*3]; |
---|
888 | Pel m0j = piSrcJudge[-iOffset*4]; |
---|
889 | |
---|
890 | d_strong = abs(m0j-m3j) + abs(m7j-m4j); |
---|
891 | |
---|
892 | if ( (d_strong < (beta>>3)) && (d<(beta>>2)) && ( abs(m3j-m4j) < ((tc*5+1)>>1)) ) //strong filtering |
---|
893 | #else |
---|
894 | d_strong = abs(m0-m3) + abs(m7-m4); |
---|
895 | |
---|
896 | if ( (d_strong < (beta>>3)) && (d<(beta>>2)) && ( abs(m3-m4) < ((tc*5+1)>>1)) ) //strong filtering |
---|
897 | #endif |
---|
898 | { |
---|
899 | #if (PARALLEL_DEBLK_DECISION && !PARALLEL_MERGED_DEBLK) |
---|
900 | xPelFilterLumaStrong(piSrc, iOffset, m0, m1, m2, m3, m4, m5, m6, m7); |
---|
901 | #else |
---|
902 | piSrc[-iOffset] = Clip(( m1 + 2*m2 + 2*m3 + 2*m4 + m5 + 4) >> 3 ); |
---|
903 | piSrc[0] = Clip(( m2 + 2*m3 + 2*m4 + 2*m5 + m6 + 4) >> 3 ); |
---|
904 | |
---|
905 | piSrc[-iOffset*2] = Clip(( m1 + m2 + m3 + m4 + 2)>>2); |
---|
906 | piSrc[ iOffset] = Clip(( m3 + m4 + m5 + m6 + 2)>>2); |
---|
907 | |
---|
908 | piSrc[-iOffset*3] = Clip(( 2*m0 + 3*m1 + m2 + m3 + m4 + 4 )>>3); |
---|
909 | piSrc[ iOffset*2] = Clip(( m3 + m4 + m5 + 3*m6 + 2*m7 +4 )>>3); |
---|
910 | #endif |
---|
911 | } |
---|
912 | else |
---|
913 | { |
---|
914 | #if (PARALLEL_DEBLK_DECISION && !PARALLEL_MERGED_DEBLK) |
---|
915 | xPelFilterLumaWeak(piSrc, iOffset, tc, m1, m2, m3, m4, m5, m6); |
---|
916 | #else |
---|
917 | /* Weak filter */ |
---|
918 | delta = Clip3(-tc, tc, ((13*(m4-m3) + 4*(m5-m2) - 5*(m6-m1)+16)>>5) ); |
---|
919 | |
---|
920 | piSrc[-iOffset] = Clip(m3+delta); |
---|
921 | piSrc[0] = Clip(m4-delta); |
---|
922 | piSrc[-iOffset*2] = Clip(m2+delta/2); |
---|
923 | piSrc[ iOffset] = Clip(m5-delta/2); |
---|
924 | #endif |
---|
925 | } |
---|
926 | } |
---|
927 | |
---|
928 | #if (PARALLEL_DEBLK_DECISION && !PARALLEL_MERGED_DEBLK) |
---|
929 | /** |
---|
930 | - Deblocking of one line/column for the luminance component |
---|
931 | . |
---|
932 | \param piSrc pointer to picture data |
---|
933 | \param iOffset offset value for picture data |
---|
934 | \param tc tc value |
---|
935 | \param strongFilter indicator to use either strong or weak filter |
---|
936 | */ |
---|
937 | __inline Void TComLoopFilter::xPelFilterLumaExecution( Pel* piSrc, Int iOffset, Int tc, Int strongFilter) |
---|
938 | { |
---|
939 | if (strongFilter) //strong filtering |
---|
940 | { |
---|
941 | xPelFilterLumaStrong(piSrc, iOffset, piSrc[-iOffset*4], piSrc[-iOffset*3], piSrc[-iOffset*2], piSrc[-iOffset], piSrc[0], piSrc[ iOffset], piSrc[ iOffset*2], piSrc[ iOffset*3]); |
---|
942 | } |
---|
943 | else //weak filtering |
---|
944 | { |
---|
945 | xPelFilterLumaWeak(piSrc, iOffset, tc, piSrc[-iOffset*3], piSrc[-iOffset*2], piSrc[-iOffset], piSrc[0], piSrc[ iOffset], piSrc[ iOffset*2]); |
---|
946 | } |
---|
947 | } |
---|
948 | #endif |
---|
949 | |
---|
950 | __inline Void TComLoopFilter::xPelFilterChroma( Pel* piSrc, Int iOffset, Int tc ) |
---|
951 | { |
---|
952 | int delta; |
---|
953 | |
---|
954 | Pel m4 = piSrc[0]; |
---|
955 | Pel m3 = piSrc[-iOffset]; |
---|
956 | Pel m5 = piSrc[ iOffset]; |
---|
957 | Pel m2 = piSrc[-iOffset*2]; |
---|
958 | |
---|
959 | delta = Clip3(-tc,tc, (((( m4 - m3 ) << 2 ) + m2 - m5 + 4 ) >> 3) ); |
---|
960 | piSrc[-iOffset] = Clip(m3+delta); |
---|
961 | piSrc[0] = Clip(m4-delta); |
---|
962 | } |
---|
963 | |
---|
964 | |
---|
965 | __inline Int TComLoopFilter::xCalcD( Pel* piSrc, Int iOffset) |
---|
966 | { |
---|
967 | return abs( piSrc[-iOffset*3] - 2*piSrc[-iOffset*2] + piSrc[-iOffset] ) + abs( piSrc[0] - 2*piSrc[iOffset] + piSrc[iOffset*2] ); |
---|
968 | } |
---|