1 | /* The copyright in this software is being made available under the BSD |
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2 | * License, included below. This software may be subject to other third party |
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3 | * and contributor rights, including patent rights, and no such rights are |
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4 | * granted under this license. |
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5 | * |
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6 | * Copyright (c) 2010-2013, ITU/ISO/IEC |
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7 | * All rights reserved. |
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8 | * |
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9 | * Redistribution and use in source and binary forms, with or without |
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10 | * modification, are permitted provided that the following conditions are met: |
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11 | * |
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12 | * * Redistributions of source code must retain the above copyright notice, |
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13 | * this list of conditions and the following disclaimer. |
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14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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15 | * this list of conditions and the following disclaimer in the documentation |
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16 | * and/or other materials provided with the distribution. |
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17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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18 | * be used to endorse or promote products derived from this software without |
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19 | * specific prior written permission. |
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20 | * |
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21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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32 | */ |
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33 | |
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34 | /** \file TDecTop.cpp |
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35 | \brief decoder class |
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36 | */ |
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37 | |
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38 | #include "NALread.h" |
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39 | #include "TDecTop.h" |
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40 | |
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41 | #if H_MV |
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42 | ParameterSetManagerDecoder TDecTop::m_parameterSetManagerDecoder; |
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43 | #endif |
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44 | //! \ingroup TLibDecoder |
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45 | //! \{ |
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46 | |
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47 | #if H_3D |
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48 | CamParsCollector::CamParsCollector() |
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49 | : m_bInitialized( false ) |
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50 | { |
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51 | m_aaiCodedOffset = new Int* [ MAX_NUM_LAYERS ]; |
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52 | m_aaiCodedScale = new Int* [ MAX_NUM_LAYERS ]; |
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53 | m_aiViewId = new Int [ MAX_NUM_LAYERS ]; |
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54 | |
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55 | m_bViewReceived = new Bool [ MAX_NUM_LAYERS ]; |
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56 | for( UInt uiId = 0; uiId < MAX_NUM_LAYERS; uiId++ ) |
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57 | { |
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58 | m_aaiCodedOffset [ uiId ] = new Int [ MAX_NUM_LAYERS ]; |
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59 | m_aaiCodedScale [ uiId ] = new Int [ MAX_NUM_LAYERS ]; |
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60 | } |
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61 | |
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62 | xCreateLUTs( (UInt)MAX_NUM_LAYERS, (UInt)MAX_NUM_LAYERS, m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT ); |
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63 | m_iLog2Precision = LOG2_DISP_PREC_LUT; |
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64 | m_uiBitDepthForLUT = 8; // fixed |
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65 | } |
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66 | |
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67 | CamParsCollector::~CamParsCollector() |
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68 | { |
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69 | for( UInt uiId = 0; uiId < MAX_NUM_LAYERS; uiId++ ) |
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70 | { |
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71 | delete [] m_aaiCodedOffset [ uiId ]; |
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72 | delete [] m_aaiCodedScale [ uiId ]; |
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73 | } |
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74 | delete [] m_aaiCodedOffset; |
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75 | delete [] m_aaiCodedScale; |
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76 | delete [] m_aiViewId; |
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77 | delete [] m_bViewReceived; |
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78 | |
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79 | xDeleteArray( m_adBaseViewShiftLUT, MAX_NUM_LAYERS, MAX_NUM_LAYERS, 2 ); |
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80 | xDeleteArray( m_aiBaseViewShiftLUT, MAX_NUM_LAYERS, MAX_NUM_LAYERS, 2 ); |
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81 | } |
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82 | |
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83 | Void |
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84 | CamParsCollector::init( FILE* pCodedScaleOffsetFile ) |
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85 | { |
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86 | m_bInitialized = true; |
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87 | m_pCodedScaleOffsetFile = pCodedScaleOffsetFile; |
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88 | m_uiCamParsCodedPrecision = 0; |
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89 | m_bCamParsVaryOverTime = false; |
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90 | m_iLastViewIndex = -1; |
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91 | m_iLastPOC = -1; |
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92 | m_uiMaxViewIndex = 0; |
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93 | } |
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94 | |
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95 | Void |
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96 | CamParsCollector::xCreateLUTs( UInt uiNumberSourceViews, UInt uiNumberTargetViews, Double****& radLUT, Int****& raiLUT) |
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97 | { |
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98 | |
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99 | uiNumberSourceViews = std::max( (UInt) 1, uiNumberSourceViews ); |
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100 | uiNumberTargetViews = std::max( (UInt) 1, uiNumberTargetViews ); |
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101 | |
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102 | radLUT = new Double***[ uiNumberSourceViews ]; |
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103 | raiLUT = new Int ***[ uiNumberSourceViews ]; |
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104 | |
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105 | for( UInt uiSourceView = 0; uiSourceView < uiNumberSourceViews; uiSourceView++ ) |
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106 | { |
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107 | radLUT [ uiSourceView ] = new Double**[ uiNumberTargetViews ]; |
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108 | raiLUT [ uiSourceView ] = new Int **[ uiNumberTargetViews ]; |
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109 | |
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110 | for( UInt uiTargetView = 0; uiTargetView < uiNumberTargetViews; uiTargetView++ ) |
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111 | { |
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112 | radLUT [ uiSourceView ][ uiTargetView ] = new Double*[ 2 ]; |
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113 | radLUT [ uiSourceView ][ uiTargetView ][ 0 ] = new Double [ 257 ]; |
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114 | radLUT [ uiSourceView ][ uiTargetView ][ 1 ] = new Double [ 257 ]; |
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115 | |
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116 | raiLUT [ uiSourceView ][ uiTargetView ] = new Int* [ 2 ]; |
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117 | raiLUT [ uiSourceView ][ uiTargetView ][ 0 ] = new Int [ 257 ]; |
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118 | raiLUT [ uiSourceView ][ uiTargetView ][ 1 ] = new Int [ 257 ]; |
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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 | Void |
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124 | CamParsCollector::xInitLUTs( UInt uiSourceView, UInt uiTargetView, Int iScale, Int iOffset, Double****& radLUT, Int****& raiLUT) |
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125 | { |
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126 | Int iLog2DivLuma = m_uiBitDepthForLUT + m_uiCamParsCodedPrecision + 1 - m_iLog2Precision; AOF( iLog2DivLuma > 0 ); |
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127 | Int iLog2DivChroma = iLog2DivLuma + 1; |
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128 | |
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129 | iOffset <<= m_uiBitDepthForLUT; |
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130 | |
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131 | Double dScale = (Double) iScale / (( Double ) ( 1 << iLog2DivLuma )); |
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132 | Double dOffset = (Double) iOffset / (( Double ) ( 1 << iLog2DivLuma )); |
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133 | |
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134 | // offsets including rounding offsets |
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135 | Int64 iOffsetLuma = iOffset + ( ( 1 << iLog2DivLuma ) >> 1 ); |
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136 | Int64 iOffsetChroma = iOffset + ( ( 1 << iLog2DivChroma ) >> 1 ); |
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137 | |
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138 | |
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139 | for( UInt uiDepthValue = 0; uiDepthValue < 256; uiDepthValue++ ) |
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140 | { |
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141 | |
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142 | // real-valued look-up tables |
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143 | Double dShiftLuma = ( (Double)uiDepthValue * dScale + dOffset ) * Double( 1 << m_iLog2Precision ); |
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144 | Double dShiftChroma = dShiftLuma / 2; |
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145 | radLUT[ uiSourceView ][ uiTargetView ][ 0 ][ uiDepthValue ] = dShiftLuma; |
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146 | radLUT[ uiSourceView ][ uiTargetView ][ 1 ][ uiDepthValue ] = dShiftChroma; |
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147 | |
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148 | // integer-valued look-up tables |
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149 | Int64 iTempScale = (Int64)uiDepthValue * iScale; |
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150 | Int64 iShiftLuma = ( iTempScale + iOffsetLuma ) >> iLog2DivLuma; |
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151 | Int64 iShiftChroma = ( iTempScale + iOffsetChroma ) >> iLog2DivChroma; |
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152 | raiLUT[ uiSourceView ][ uiTargetView ][ 0 ][ uiDepthValue ] = (Int)iShiftLuma; |
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153 | raiLUT[ uiSourceView ][ uiTargetView ][ 1 ][ uiDepthValue ] = (Int)iShiftChroma; |
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154 | } |
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155 | |
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156 | radLUT[ uiSourceView ][ uiTargetView ][ 0 ][ 256 ] = radLUT[ uiSourceView ][ uiTargetView ][ 0 ][ 255 ]; |
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157 | radLUT[ uiSourceView ][ uiTargetView ][ 1 ][ 256 ] = radLUT[ uiSourceView ][ uiTargetView ][ 1 ][ 255 ]; |
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158 | raiLUT[ uiSourceView ][ uiTargetView ][ 0 ][ 256 ] = raiLUT[ uiSourceView ][ uiTargetView ][ 0 ][ 255 ]; |
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159 | raiLUT[ uiSourceView ][ uiTargetView ][ 1 ][ 256 ] = raiLUT[ uiSourceView ][ uiTargetView ][ 1 ][ 255 ]; |
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160 | } |
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161 | |
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162 | Void |
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163 | CamParsCollector::uninit() |
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164 | { |
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165 | m_bInitialized = false; |
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166 | } |
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167 | |
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168 | Void |
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169 | CamParsCollector::setSlice( TComSlice* pcSlice ) |
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170 | { |
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171 | |
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172 | if( pcSlice == 0 ) |
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173 | { |
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174 | AOF( xIsComplete() ); |
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175 | if( m_bCamParsVaryOverTime || m_iLastPOC == 0 ) |
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176 | { |
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177 | xOutput( m_iLastPOC ); |
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178 | } |
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179 | return; |
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180 | } |
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181 | |
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182 | if ( pcSlice->getIsDepth()) |
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183 | { |
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184 | return; |
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185 | } |
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186 | |
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187 | Bool bFirstAU = ( pcSlice->getPOC() == 0 ); |
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188 | Bool bFirstSliceInAU = ( pcSlice->getPOC() != Int ( m_iLastPOC ) ); |
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189 | Bool bFirstSliceInView = ( pcSlice->getViewIndex() != UInt( m_iLastViewIndex ) || bFirstSliceInAU ); |
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190 | |
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191 | AOT( bFirstSliceInAU && pcSlice->getViewIndex() != 0 ); |
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192 | AOT( !bFirstSliceInAU && pcSlice->getViewIndex() < UInt( m_iLastViewIndex ) ); |
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193 | |
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194 | AOT( !bFirstSliceInAU && pcSlice->getViewIndex() > UInt( m_iLastViewIndex + 1 ) ); |
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195 | |
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196 | AOT( !bFirstAU && pcSlice->getViewIndex() > m_uiMaxViewIndex ); |
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197 | |
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198 | if ( !bFirstSliceInView ) |
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199 | { |
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200 | if( m_bCamParsVaryOverTime ) // check consistency of slice parameters here |
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201 | { |
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202 | UInt uiViewIndex = pcSlice->getViewIndex(); |
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203 | for( UInt uiBaseViewIndex = 0; uiBaseViewIndex < uiViewIndex; uiBaseViewIndex++ ) |
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204 | { |
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205 | AOF( m_aaiCodedScale [ uiBaseViewIndex ][ uiViewIndex ] == pcSlice->getCodedScale () [ uiBaseViewIndex ] ); |
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206 | AOF( m_aaiCodedOffset[ uiBaseViewIndex ][ uiViewIndex ] == pcSlice->getCodedOffset () [ uiBaseViewIndex ] ); |
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207 | AOF( m_aaiCodedScale [ uiViewIndex ][ uiBaseViewIndex ] == pcSlice->getInvCodedScale () [ uiBaseViewIndex ] ); |
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208 | AOF( m_aaiCodedOffset[ uiViewIndex ][ uiBaseViewIndex ] == pcSlice->getInvCodedOffset() [ uiBaseViewIndex ] ); |
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209 | } |
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210 | } |
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211 | return; |
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212 | } |
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213 | |
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214 | if( bFirstSliceInAU ) |
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215 | { |
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216 | if( !bFirstAU ) |
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217 | { |
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218 | AOF( xIsComplete() ); |
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219 | xOutput( m_iLastPOC ); |
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220 | } |
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221 | ::memset( m_bViewReceived, false, MAX_NUM_LAYERS * sizeof( Bool ) ); |
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222 | } |
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223 | |
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224 | UInt uiViewIndex = pcSlice->getViewIndex(); |
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225 | m_bViewReceived[ uiViewIndex ] = true; |
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226 | if( bFirstAU ) |
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227 | { |
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228 | m_uiMaxViewIndex = std::max( m_uiMaxViewIndex, uiViewIndex ); |
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229 | m_aiViewId[ uiViewIndex ] = pcSlice->getViewId(); |
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230 | #if CAM_HLS_F0136_F0045_F0082 |
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231 | if( uiViewIndex == 1 ) |
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232 | { |
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233 | m_uiCamParsCodedPrecision = pcSlice->getVPS()->getCamParPrecision (); |
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234 | m_bCamParsVaryOverTime = pcSlice->getVPS()->hasCamParInSliceHeader ( uiViewIndex ); |
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235 | } |
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236 | else if( uiViewIndex > 1 ) |
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237 | { |
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238 | AOF( m_uiCamParsCodedPrecision == pcSlice->getVPS()->getCamParPrecision () ); |
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239 | AOF( m_bCamParsVaryOverTime == pcSlice->getVPS()->hasCamParInSliceHeader ( uiViewIndex ) ); |
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240 | } |
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241 | #else |
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242 | if( uiViewIndex == 1 ) |
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243 | { |
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244 | m_uiCamParsCodedPrecision = pcSlice->getSPS()->getCamParPrecision (); |
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245 | m_bCamParsVaryOverTime = pcSlice->getSPS()->hasCamParInSliceHeader (); |
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246 | } |
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247 | else if( uiViewIndex > 1 ) |
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248 | { |
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249 | AOF( m_uiCamParsCodedPrecision == pcSlice->getSPS()->getCamParPrecision () ); |
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250 | AOF( m_bCamParsVaryOverTime == pcSlice->getSPS()->hasCamParInSliceHeader () ); |
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251 | } |
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252 | #endif |
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253 | for( UInt uiBaseIndex = 0; uiBaseIndex < uiViewIndex; uiBaseIndex++ ) |
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254 | { |
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255 | if( m_bCamParsVaryOverTime ) |
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256 | { |
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257 | m_aaiCodedScale [ uiBaseIndex ][ uiViewIndex ] = pcSlice->getCodedScale () [ uiBaseIndex ]; |
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258 | m_aaiCodedOffset[ uiBaseIndex ][ uiViewIndex ] = pcSlice->getCodedOffset () [ uiBaseIndex ]; |
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259 | m_aaiCodedScale [ uiViewIndex ][ uiBaseIndex ] = pcSlice->getInvCodedScale () [ uiBaseIndex ]; |
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260 | m_aaiCodedOffset[ uiViewIndex ][ uiBaseIndex ] = pcSlice->getInvCodedOffset() [ uiBaseIndex ]; |
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261 | xInitLUTs( uiBaseIndex, uiViewIndex, m_aaiCodedScale[ uiBaseIndex ][ uiViewIndex ], m_aaiCodedOffset[ uiBaseIndex ][ uiViewIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT); |
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262 | xInitLUTs( uiViewIndex, uiBaseIndex, m_aaiCodedScale[ uiViewIndex ][ uiBaseIndex ], m_aaiCodedOffset[ uiViewIndex ][ uiBaseIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT); |
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263 | } |
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264 | else |
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265 | { |
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266 | #if CAM_HLS_F0136_F0045_F0082 |
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267 | m_aaiCodedScale [ uiBaseIndex ][ uiViewIndex ] = pcSlice->getVPS()->getCodedScale (uiViewIndex) [ uiBaseIndex ]; |
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268 | m_aaiCodedOffset[ uiBaseIndex ][ uiViewIndex ] = pcSlice->getVPS()->getCodedOffset (uiViewIndex) [ uiBaseIndex ]; |
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269 | m_aaiCodedScale [ uiViewIndex ][ uiBaseIndex ] = pcSlice->getVPS()->getInvCodedScale (uiViewIndex) [ uiBaseIndex ]; |
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270 | m_aaiCodedOffset[ uiViewIndex ][ uiBaseIndex ] = pcSlice->getVPS()->getInvCodedOffset(uiViewIndex) [ uiBaseIndex ]; |
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271 | #else |
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272 | m_aaiCodedScale [ uiBaseIndex ][ uiViewIndex ] = pcSlice->getSPS()->getCodedScale () [ uiBaseIndex ]; |
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273 | m_aaiCodedOffset[ uiBaseIndex ][ uiViewIndex ] = pcSlice->getSPS()->getCodedOffset () [ uiBaseIndex ]; |
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274 | m_aaiCodedScale [ uiViewIndex ][ uiBaseIndex ] = pcSlice->getSPS()->getInvCodedScale () [ uiBaseIndex ]; |
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275 | m_aaiCodedOffset[ uiViewIndex ][ uiBaseIndex ] = pcSlice->getSPS()->getInvCodedOffset() [ uiBaseIndex ]; |
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276 | #endif |
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277 | xInitLUTs( uiBaseIndex, uiViewIndex, m_aaiCodedScale[ uiBaseIndex ][ uiViewIndex ], m_aaiCodedOffset[ uiBaseIndex ][ uiViewIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT ); |
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278 | xInitLUTs( uiViewIndex, uiBaseIndex, m_aaiCodedScale[ uiViewIndex ][ uiBaseIndex ], m_aaiCodedOffset[ uiViewIndex ][ uiBaseIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT ); |
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279 | } |
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280 | } |
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281 | } |
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282 | else |
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283 | { |
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284 | AOF( m_aiViewId[ uiViewIndex ] == pcSlice->getViewId() ); |
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285 | if( m_bCamParsVaryOverTime ) |
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286 | { |
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287 | for( UInt uiBaseIndex = 0; uiBaseIndex < uiViewIndex; uiBaseIndex++ ) |
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288 | { |
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289 | m_aaiCodedScale [ uiBaseIndex ][ uiViewIndex ] = pcSlice->getCodedScale () [ uiBaseIndex ]; |
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290 | m_aaiCodedOffset[ uiBaseIndex ][ uiViewIndex ] = pcSlice->getCodedOffset () [ uiBaseIndex ]; |
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291 | m_aaiCodedScale [ uiViewIndex ][ uiBaseIndex ] = pcSlice->getInvCodedScale () [ uiBaseIndex ]; |
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292 | m_aaiCodedOffset[ uiViewIndex ][ uiBaseIndex ] = pcSlice->getInvCodedOffset() [ uiBaseIndex ]; |
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293 | |
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294 | xInitLUTs( uiBaseIndex, uiViewIndex, m_aaiCodedScale[ uiBaseIndex ][ uiViewIndex ], m_aaiCodedOffset[ uiBaseIndex ][ uiViewIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT ); |
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295 | xInitLUTs( uiViewIndex, uiBaseIndex, m_aaiCodedScale[ uiViewIndex ][ uiBaseIndex ], m_aaiCodedOffset[ uiViewIndex ][ uiBaseIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT ); |
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296 | } |
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297 | } |
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298 | } |
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299 | |
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300 | m_iLastViewIndex = (Int)pcSlice->getViewIndex(); |
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301 | m_iLastPOC = (Int)pcSlice->getPOC(); |
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302 | } |
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303 | |
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304 | #if QC_DEPTH_IV_MRG_F0125 |
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305 | Void |
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306 | CamParsCollector::copyCamParamForSlice( TComSlice* pcSlice ) |
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307 | { |
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308 | #if !CAM_HLS_F0136_F0045_F0082 |
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309 | UInt uiViewIndex = pcSlice->getViewIndex(); |
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310 | |
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311 | pcSlice->getSPS()->initCamParaSPS( uiViewIndex, m_uiCamParsCodedPrecision, m_bCamParsVaryOverTime, m_aaiCodedScale, m_aaiCodedOffset ); |
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312 | #endif |
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313 | if( m_bCamParsVaryOverTime ) |
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314 | { |
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315 | pcSlice->setCamparaSlice( m_aaiCodedScale, m_aaiCodedOffset ); |
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316 | } |
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317 | } |
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318 | #endif |
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319 | |
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320 | Bool |
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321 | CamParsCollector::xIsComplete() |
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322 | { |
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323 | for( UInt uiView = 0; uiView <= m_uiMaxViewIndex; uiView++ ) |
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324 | { |
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325 | if( m_bViewReceived[ uiView ] == 0 ) |
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326 | { |
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327 | return false; |
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328 | } |
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329 | } |
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330 | return true; |
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331 | } |
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332 | |
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333 | Void |
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334 | CamParsCollector::xOutput( Int iPOC ) |
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335 | { |
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336 | if( m_pCodedScaleOffsetFile ) |
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337 | { |
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338 | if( iPOC == 0 ) |
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339 | { |
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340 | fprintf( m_pCodedScaleOffsetFile, "# ViewIndex ViewId\n" ); |
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341 | fprintf( m_pCodedScaleOffsetFile, "#----------- ------------\n" ); |
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342 | for( UInt uiViewIndex = 0; uiViewIndex <= m_uiMaxViewIndex; uiViewIndex++ ) |
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343 | { |
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344 | fprintf( m_pCodedScaleOffsetFile, "%12d %12d\n", uiViewIndex, m_aiViewId[ uiViewIndex ] ); |
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345 | } |
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346 | fprintf( m_pCodedScaleOffsetFile, "\n\n"); |
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347 | fprintf( m_pCodedScaleOffsetFile, "# StartFrame EndFrame TargetView BaseView CodedScale CodedOffset Precision\n" ); |
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348 | fprintf( m_pCodedScaleOffsetFile, "#----------- ------------ ------------ ------------ ------------ ------------ ------------\n" ); |
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349 | } |
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350 | if( iPOC == 0 || m_bCamParsVaryOverTime ) |
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351 | { |
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352 | Int iS = iPOC; |
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353 | Int iE = ( m_bCamParsVaryOverTime ? iPOC : ~( 1 << 31 ) ); |
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354 | for( UInt uiViewIndex = 0; uiViewIndex <= m_uiMaxViewIndex; uiViewIndex++ ) |
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355 | { |
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356 | for( UInt uiBaseIndex = 0; uiBaseIndex <= m_uiMaxViewIndex; uiBaseIndex++ ) |
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357 | { |
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358 | if( uiViewIndex != uiBaseIndex ) |
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359 | { |
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360 | fprintf( m_pCodedScaleOffsetFile, "%12d %12d %12d %12d %12d %12d %12d\n", |
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361 | iS, iE, uiViewIndex, uiBaseIndex, m_aaiCodedScale[ uiBaseIndex ][ uiViewIndex ], m_aaiCodedOffset[ uiBaseIndex ][ uiViewIndex ], m_uiCamParsCodedPrecision ); |
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362 | } |
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363 | } |
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364 | } |
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365 | } |
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366 | } |
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367 | } |
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368 | #endif |
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369 | TDecTop::TDecTop() |
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370 | { |
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371 | m_pcPic = 0; |
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372 | m_iMaxRefPicNum = 0; |
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373 | #if ENC_DEC_TRACE |
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374 | #if H_MV |
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375 | if ( g_hTrace == NULL ) |
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376 | { |
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377 | #endif |
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378 | g_hTrace = fopen( "TraceDec.txt", "wb" ); |
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379 | g_bJustDoIt = g_bEncDecTraceDisable; |
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380 | g_nSymbolCounter = 0; |
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381 | #if H_MV |
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382 | } |
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383 | #endif |
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384 | #endif |
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385 | m_associatedIRAPType = NAL_UNIT_INVALID; |
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386 | m_pocCRA = 0; |
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387 | m_pocRandomAccess = MAX_INT; |
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388 | m_prevPOC = MAX_INT; |
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389 | m_bFirstSliceInPicture = true; |
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390 | m_bFirstSliceInSequence = true; |
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391 | m_prevSliceSkipped = false; |
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392 | m_skippedPOC = 0; |
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393 | #if H_MV |
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394 | m_layerId = 0; |
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395 | m_viewId = 0; |
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396 | #if H_3D |
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397 | m_viewIndex = 0; |
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398 | m_isDepth = false; |
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399 | m_pcCamParsCollector = 0; |
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400 | #endif |
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401 | #endif |
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402 | } |
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403 | |
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404 | TDecTop::~TDecTop() |
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405 | { |
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406 | #if ENC_DEC_TRACE |
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407 | fclose( g_hTrace ); |
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408 | #endif |
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409 | } |
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410 | |
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411 | Void TDecTop::create() |
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412 | { |
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413 | m_cGopDecoder.create(); |
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414 | m_apcSlicePilot = new TComSlice; |
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415 | m_uiSliceIdx = 0; |
---|
416 | } |
---|
417 | |
---|
418 | Void TDecTop::destroy() |
---|
419 | { |
---|
420 | m_cGopDecoder.destroy(); |
---|
421 | |
---|
422 | delete m_apcSlicePilot; |
---|
423 | m_apcSlicePilot = NULL; |
---|
424 | |
---|
425 | m_cSliceDecoder.destroy(); |
---|
426 | } |
---|
427 | |
---|
428 | Void TDecTop::init() |
---|
429 | { |
---|
430 | // initialize ROM |
---|
431 | #if !H_MV |
---|
432 | initROM(); |
---|
433 | #endif |
---|
434 | m_cGopDecoder.init( &m_cEntropyDecoder, &m_cSbacDecoder, &m_cBinCABAC, &m_cCavlcDecoder, &m_cSliceDecoder, &m_cLoopFilter, &m_cSAO ); |
---|
435 | m_cSliceDecoder.init( &m_cEntropyDecoder, &m_cCuDecoder ); |
---|
436 | m_cEntropyDecoder.init(&m_cPrediction); |
---|
437 | } |
---|
438 | |
---|
439 | Void TDecTop::deletePicBuffer ( ) |
---|
440 | { |
---|
441 | TComList<TComPic*>::iterator iterPic = m_cListPic.begin(); |
---|
442 | Int iSize = Int( m_cListPic.size() ); |
---|
443 | |
---|
444 | for (Int i = 0; i < iSize; i++ ) |
---|
445 | { |
---|
446 | TComPic* pcPic = *(iterPic++); |
---|
447 | #if H_MV |
---|
448 | if( pcPic ) |
---|
449 | { |
---|
450 | #endif |
---|
451 | pcPic->destroy(); |
---|
452 | |
---|
453 | delete pcPic; |
---|
454 | pcPic = NULL; |
---|
455 | #if H_MV |
---|
456 | } |
---|
457 | #endif |
---|
458 | } |
---|
459 | |
---|
460 | m_cSAO.destroy(); |
---|
461 | |
---|
462 | m_cLoopFilter. destroy(); |
---|
463 | |
---|
464 | #if !H_MV |
---|
465 | // destroy ROM |
---|
466 | destroyROM(); |
---|
467 | #endif |
---|
468 | } |
---|
469 | |
---|
470 | Void TDecTop::xGetNewPicBuffer ( TComSlice* pcSlice, TComPic*& rpcPic ) |
---|
471 | { |
---|
472 | Int numReorderPics[MAX_TLAYER]; |
---|
473 | Window &conformanceWindow = pcSlice->getSPS()->getConformanceWindow(); |
---|
474 | Window defaultDisplayWindow = pcSlice->getSPS()->getVuiParametersPresentFlag() ? pcSlice->getSPS()->getVuiParameters()->getDefaultDisplayWindow() : Window(); |
---|
475 | |
---|
476 | #if H_MV |
---|
477 | assert( conformanceWindow .getScaledFlag() ); |
---|
478 | assert( defaultDisplayWindow.getScaledFlag() ); |
---|
479 | #endif |
---|
480 | for( Int temporalLayer=0; temporalLayer < MAX_TLAYER; temporalLayer++) |
---|
481 | { |
---|
482 | numReorderPics[temporalLayer] = pcSlice->getSPS()->getNumReorderPics(temporalLayer); |
---|
483 | } |
---|
484 | |
---|
485 | m_iMaxRefPicNum = pcSlice->getSPS()->getMaxDecPicBuffering(pcSlice->getTLayer()); // m_uiMaxDecPicBuffering has the space for the picture currently being decoded |
---|
486 | if (m_cListPic.size() < (UInt)m_iMaxRefPicNum) |
---|
487 | { |
---|
488 | rpcPic = new TComPic(); |
---|
489 | |
---|
490 | rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, |
---|
491 | conformanceWindow, defaultDisplayWindow, numReorderPics, true); |
---|
492 | rpcPic->getPicSym()->allocSaoParam(&m_cSAO); |
---|
493 | m_cListPic.pushBack( rpcPic ); |
---|
494 | |
---|
495 | return; |
---|
496 | } |
---|
497 | |
---|
498 | Bool bBufferIsAvailable = false; |
---|
499 | TComList<TComPic*>::iterator iterPic = m_cListPic.begin(); |
---|
500 | while (iterPic != m_cListPic.end()) |
---|
501 | { |
---|
502 | rpcPic = *(iterPic++); |
---|
503 | if ( rpcPic->getReconMark() == false && rpcPic->getOutputMark() == false) |
---|
504 | { |
---|
505 | rpcPic->setOutputMark(false); |
---|
506 | bBufferIsAvailable = true; |
---|
507 | break; |
---|
508 | } |
---|
509 | |
---|
510 | if ( rpcPic->getSlice( 0 )->isReferenced() == false && rpcPic->getOutputMark() == false) |
---|
511 | { |
---|
512 | rpcPic->setOutputMark(false); |
---|
513 | rpcPic->setReconMark( false ); |
---|
514 | rpcPic->getPicYuvRec()->setBorderExtension( false ); |
---|
515 | bBufferIsAvailable = true; |
---|
516 | break; |
---|
517 | } |
---|
518 | } |
---|
519 | |
---|
520 | if ( !bBufferIsAvailable ) |
---|
521 | { |
---|
522 | //There is no room for this picture, either because of faulty encoder or dropped NAL. Extend the buffer. |
---|
523 | m_iMaxRefPicNum++; |
---|
524 | rpcPic = new TComPic(); |
---|
525 | m_cListPic.pushBack( rpcPic ); |
---|
526 | } |
---|
527 | rpcPic->destroy(); |
---|
528 | rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, |
---|
529 | conformanceWindow, defaultDisplayWindow, numReorderPics, true); |
---|
530 | rpcPic->getPicSym()->allocSaoParam(&m_cSAO); |
---|
531 | } |
---|
532 | |
---|
533 | #if H_MV |
---|
534 | Void TDecTop::endPicDecoding(Int& poc, TComList<TComPic*>*& rpcListPic, std::vector<Int>& targetDecLayerIdSet ) |
---|
535 | #else |
---|
536 | Void TDecTop::executeLoopFilters(Int& poc, TComList<TComPic*>*& rpcListPic) |
---|
537 | #endif |
---|
538 | { |
---|
539 | if (!m_pcPic) |
---|
540 | { |
---|
541 | /* nothing to deblock */ |
---|
542 | return; |
---|
543 | } |
---|
544 | |
---|
545 | TComPic*& pcPic = m_pcPic; |
---|
546 | |
---|
547 | // Execute Deblock + Cleanup |
---|
548 | |
---|
549 | m_cGopDecoder.filterPicture(pcPic); |
---|
550 | |
---|
551 | TComSlice::sortPicList( m_cListPic ); // sorting for application output |
---|
552 | poc = pcPic->getSlice(m_uiSliceIdx-1)->getPOC(); |
---|
553 | rpcListPic = &m_cListPic; |
---|
554 | m_cCuDecoder.destroy(); |
---|
555 | #if H_MV |
---|
556 | TComSlice::markIvRefPicsAsShortTerm( m_refPicSetInterLayer0, m_refPicSetInterLayer1 ); |
---|
557 | TComSlice::markCurrPic( pcPic ); |
---|
558 | TComSlice::markIvRefPicsAsUnused ( m_ivPicLists, targetDecLayerIdSet, m_parameterSetManagerDecoder.getActiveVPS(), m_layerId, poc ); |
---|
559 | #endif |
---|
560 | m_bFirstSliceInPicture = true; |
---|
561 | |
---|
562 | return; |
---|
563 | } |
---|
564 | |
---|
565 | Void TDecTop::xCreateLostPicture(Int iLostPoc) |
---|
566 | { |
---|
567 | printf("\ninserting lost poc : %d\n",iLostPoc); |
---|
568 | TComSlice cFillSlice; |
---|
569 | cFillSlice.setSPS( m_parameterSetManagerDecoder.getFirstSPS() ); |
---|
570 | cFillSlice.setPPS( m_parameterSetManagerDecoder.getFirstPPS() ); |
---|
571 | cFillSlice.initSlice(); |
---|
572 | TComPic *cFillPic; |
---|
573 | xGetNewPicBuffer(&cFillSlice,cFillPic); |
---|
574 | cFillPic->getSlice(0)->setSPS( m_parameterSetManagerDecoder.getFirstSPS() ); |
---|
575 | cFillPic->getSlice(0)->setPPS( m_parameterSetManagerDecoder.getFirstPPS() ); |
---|
576 | cFillPic->getSlice(0)->initSlice(); |
---|
577 | |
---|
578 | TComList<TComPic*>::iterator iterPic = m_cListPic.begin(); |
---|
579 | Int closestPoc = 1000000; |
---|
580 | while ( iterPic != m_cListPic.end()) |
---|
581 | { |
---|
582 | TComPic * rpcPic = *(iterPic++); |
---|
583 | if(abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc)<closestPoc&&abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc)!=0&&rpcPic->getPicSym()->getSlice(0)->getPOC()!=m_apcSlicePilot->getPOC()) |
---|
584 | { |
---|
585 | closestPoc=abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc); |
---|
586 | } |
---|
587 | } |
---|
588 | iterPic = m_cListPic.begin(); |
---|
589 | while ( iterPic != m_cListPic.end()) |
---|
590 | { |
---|
591 | TComPic *rpcPic = *(iterPic++); |
---|
592 | if(abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc)==closestPoc&&rpcPic->getPicSym()->getSlice(0)->getPOC()!=m_apcSlicePilot->getPOC()) |
---|
593 | { |
---|
594 | printf("copying picture %d to %d (%d)\n",rpcPic->getPicSym()->getSlice(0)->getPOC() ,iLostPoc,m_apcSlicePilot->getPOC()); |
---|
595 | rpcPic->getPicYuvRec()->copyToPic(cFillPic->getPicYuvRec()); |
---|
596 | break; |
---|
597 | } |
---|
598 | } |
---|
599 | cFillPic->setCurrSliceIdx(0); |
---|
600 | for(Int i=0; i<cFillPic->getNumCUsInFrame(); i++) |
---|
601 | { |
---|
602 | cFillPic->getCU(i)->initCU(cFillPic,i); |
---|
603 | } |
---|
604 | cFillPic->getSlice(0)->setReferenced(true); |
---|
605 | cFillPic->getSlice(0)->setPOC(iLostPoc); |
---|
606 | cFillPic->setReconMark(true); |
---|
607 | cFillPic->setOutputMark(true); |
---|
608 | if(m_pocRandomAccess == MAX_INT) |
---|
609 | { |
---|
610 | m_pocRandomAccess = iLostPoc; |
---|
611 | } |
---|
612 | } |
---|
613 | |
---|
614 | |
---|
615 | Void TDecTop::xActivateParameterSets() |
---|
616 | { |
---|
617 | m_parameterSetManagerDecoder.applyPrefetchedPS(); |
---|
618 | |
---|
619 | TComPPS *pps = m_parameterSetManagerDecoder.getPPS(m_apcSlicePilot->getPPSId()); |
---|
620 | assert (pps != 0); |
---|
621 | |
---|
622 | TComSPS *sps = m_parameterSetManagerDecoder.getSPS(pps->getSPSId()); |
---|
623 | assert (sps != 0); |
---|
624 | |
---|
625 | #if H_MV |
---|
626 | TComVPS* vps = m_parameterSetManagerDecoder.getVPS(sps->getVPSId()); |
---|
627 | assert (vps != 0); |
---|
628 | if (false == m_parameterSetManagerDecoder.activatePPS(m_apcSlicePilot->getPPSId(),m_apcSlicePilot->isIRAP(), m_layerId ) ) |
---|
629 | #else |
---|
630 | if (false == m_parameterSetManagerDecoder.activatePPS(m_apcSlicePilot->getPPSId(),m_apcSlicePilot->isIRAP())) |
---|
631 | #endif |
---|
632 | { |
---|
633 | printf ("Parameter set activation failed!"); |
---|
634 | assert (0); |
---|
635 | } |
---|
636 | |
---|
637 | if( pps->getDependentSliceSegmentsEnabledFlag() ) |
---|
638 | { |
---|
639 | Int NumCtx = pps->getEntropyCodingSyncEnabledFlag()?2:1; |
---|
640 | |
---|
641 | if (m_cSliceDecoder.getCtxMemSize() != NumCtx) |
---|
642 | { |
---|
643 | m_cSliceDecoder.initCtxMem(NumCtx); |
---|
644 | for ( UInt st = 0; st < NumCtx; st++ ) |
---|
645 | { |
---|
646 | TDecSbac* ctx = NULL; |
---|
647 | ctx = new TDecSbac; |
---|
648 | ctx->init( &m_cBinCABAC ); |
---|
649 | m_cSliceDecoder.setCtxMem( ctx, st ); |
---|
650 | } |
---|
651 | } |
---|
652 | } |
---|
653 | |
---|
654 | m_apcSlicePilot->setPPS(pps); |
---|
655 | m_apcSlicePilot->setSPS(sps); |
---|
656 | #if H_MV |
---|
657 | m_apcSlicePilot->setVPS(vps); |
---|
658 | #if H_MV_6_PS_0092_17 |
---|
659 | // The nuh_layer_id value of the NAL unit containing the PPS that is activated for a layer layerA with nuh_layer_id equal to nuhLayerIdA shall be equal to 0, or nuhLayerIdA, or the nuh_layer_id of a direct or indirect reference layer of layerA. |
---|
660 | assert( pps->getLayerId() == m_layerId || pps->getLayerId( ) == 0 || vps->getInDirectDependencyFlag( m_layerId, pps->getLayerId() ) ); |
---|
661 | // The nuh_layer_id value of the NAL unit containing the SPS that is activated for a layer layerA with nuh_layer_id equal to nuhLayerIdA shall be equal to 0, or nuhLayerIdA, or the nuh_layer_id of a direct or indirect reference layer of layerA. |
---|
662 | assert( sps->getLayerId() == m_layerId || sps->getLayerId( ) == 0 || vps->getInDirectDependencyFlag( m_layerId, sps->getLayerId() ) ); |
---|
663 | #endif |
---|
664 | sps->inferRepFormat ( vps , m_layerId ); |
---|
665 | sps->inferScalingList( m_parameterSetManagerDecoder.getActiveSPS( sps->getSpsScalingListRefLayerId() ) ); |
---|
666 | #endif |
---|
667 | pps->setSPS(sps); |
---|
668 | pps->setNumSubstreams(pps->getEntropyCodingSyncEnabledFlag() ? ((sps->getPicHeightInLumaSamples() + sps->getMaxCUHeight() - 1) / sps->getMaxCUHeight()) * (pps->getNumColumnsMinus1() + 1) : 1); |
---|
669 | pps->setMinCuDQPSize( sps->getMaxCUWidth() >> ( pps->getMaxCuDQPDepth()) ); |
---|
670 | |
---|
671 | g_bitDepthY = sps->getBitDepthY(); |
---|
672 | g_bitDepthC = sps->getBitDepthC(); |
---|
673 | g_uiMaxCUWidth = sps->getMaxCUWidth(); |
---|
674 | g_uiMaxCUHeight = sps->getMaxCUHeight(); |
---|
675 | g_uiMaxCUDepth = sps->getMaxCUDepth(); |
---|
676 | g_uiAddCUDepth = max (0, sps->getLog2MinCodingBlockSize() - (Int)sps->getQuadtreeTULog2MinSize() ); |
---|
677 | |
---|
678 | for (Int i = 0; i < sps->getLog2DiffMaxMinCodingBlockSize(); i++) |
---|
679 | { |
---|
680 | sps->setAMPAcc( i, sps->getUseAMP() ); |
---|
681 | } |
---|
682 | |
---|
683 | for (Int i = sps->getLog2DiffMaxMinCodingBlockSize(); i < sps->getMaxCUDepth(); i++) |
---|
684 | { |
---|
685 | sps->setAMPAcc( i, 0 ); |
---|
686 | } |
---|
687 | |
---|
688 | m_cSAO.destroy(); |
---|
689 | m_cSAO.create( sps->getPicWidthInLumaSamples(), sps->getPicHeightInLumaSamples(), sps->getMaxCUWidth(), sps->getMaxCUHeight() ); |
---|
690 | m_cLoopFilter.create( sps->getMaxCUDepth() ); |
---|
691 | } |
---|
692 | |
---|
693 | #if H_MV |
---|
694 | #if H_MV_FIX_SKIP_PICTURES |
---|
695 | Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, Bool newLayerFlag, Bool& sliceSkippedFlag ) |
---|
696 | #else |
---|
697 | Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, Bool newLayerFlag ) |
---|
698 | #endif |
---|
699 | { |
---|
700 | assert( nalu.m_layerId == m_layerId ); |
---|
701 | |
---|
702 | #else |
---|
703 | Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay ) |
---|
704 | { |
---|
705 | #endif |
---|
706 | TComPic*& pcPic = m_pcPic; |
---|
707 | m_apcSlicePilot->initSlice(); |
---|
708 | |
---|
709 | if (m_bFirstSliceInPicture) |
---|
710 | { |
---|
711 | m_uiSliceIdx = 0; |
---|
712 | } |
---|
713 | m_apcSlicePilot->setSliceIdx(m_uiSliceIdx); |
---|
714 | if (!m_bFirstSliceInPicture) |
---|
715 | { |
---|
716 | m_apcSlicePilot->copySliceInfo( pcPic->getPicSym()->getSlice(m_uiSliceIdx-1) ); |
---|
717 | } |
---|
718 | |
---|
719 | m_apcSlicePilot->setNalUnitType(nalu.m_nalUnitType); |
---|
720 | Bool nonReferenceFlag = (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TRAIL_N || |
---|
721 | m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_N || |
---|
722 | m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_N || |
---|
723 | m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RADL_N || |
---|
724 | m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N); |
---|
725 | m_apcSlicePilot->setTemporalLayerNonReferenceFlag(nonReferenceFlag); |
---|
726 | |
---|
727 | m_apcSlicePilot->setReferenced(true); // Putting this as true ensures that picture is referenced the first time it is in an RPS |
---|
728 | m_apcSlicePilot->setTLayerInfo(nalu.m_temporalId); |
---|
729 | |
---|
730 | #if H_MV |
---|
731 | m_apcSlicePilot->setRefPicSetInterLayer( & m_refPicSetInterLayer0, &m_refPicSetInterLayer1 ); |
---|
732 | m_apcSlicePilot->setLayerId( nalu.m_layerId ); |
---|
733 | #endif |
---|
734 | m_cEntropyDecoder.decodeSliceHeader (m_apcSlicePilot, &m_parameterSetManagerDecoder); |
---|
735 | |
---|
736 | // set POC for dependent slices in skipped pictures |
---|
737 | if(m_apcSlicePilot->getDependentSliceSegmentFlag() && m_prevSliceSkipped) |
---|
738 | { |
---|
739 | m_apcSlicePilot->setPOC(m_skippedPOC); |
---|
740 | } |
---|
741 | |
---|
742 | m_apcSlicePilot->setAssociatedIRAPPOC(m_pocCRA); |
---|
743 | m_apcSlicePilot->setAssociatedIRAPType(m_associatedIRAPType); |
---|
744 | |
---|
745 | #if H_MV |
---|
746 | TComVPS* vps = m_apcSlicePilot->getVPS(); |
---|
747 | Int layerId = nalu.m_layerId; |
---|
748 | setViewId ( vps->getViewId ( layerId ) ); |
---|
749 | #if H_3D |
---|
750 | setViewIndex( vps->getViewIndex( layerId ) ); |
---|
751 | setIsDepth ( vps->getDepthId ( layerId ) == 1 ); |
---|
752 | m_ivPicLists->setVPS( vps ); |
---|
753 | #endif |
---|
754 | #endif |
---|
755 | |
---|
756 | #if H_MV_LAYER_WISE_STARTUP |
---|
757 | xCeckNoClrasOutput(); |
---|
758 | #endif |
---|
759 | // Skip pictures due to random access |
---|
760 | if (isRandomAccessSkipPicture(iSkipFrame, iPOCLastDisplay)) |
---|
761 | { |
---|
762 | m_prevSliceSkipped = true; |
---|
763 | m_skippedPOC = m_apcSlicePilot->getPOC(); |
---|
764 | #if H_MV_FIX_SKIP_PICTURES |
---|
765 | sliceSkippedFlag = true; |
---|
766 | #endif |
---|
767 | return false; |
---|
768 | } |
---|
769 | // Skip TFD pictures associated with BLA/BLANT pictures |
---|
770 | if (isSkipPictureForBLA(iPOCLastDisplay)) |
---|
771 | { |
---|
772 | m_prevSliceSkipped = true; |
---|
773 | m_skippedPOC = m_apcSlicePilot->getPOC(); |
---|
774 | #if H_MV_FIX_SKIP_PICTURES |
---|
775 | sliceSkippedFlag = true; |
---|
776 | #endif |
---|
777 | return false; |
---|
778 | } |
---|
779 | |
---|
780 | // clear previous slice skipped flag |
---|
781 | m_prevSliceSkipped = false; |
---|
782 | |
---|
783 | //we should only get a different poc for a new picture (with CTU address==0) |
---|
784 | if (m_apcSlicePilot->isNextSlice() && m_apcSlicePilot->getPOC()!=m_prevPOC && !m_bFirstSliceInSequence && (!m_apcSlicePilot->getSliceCurStartCUAddr()==0)) |
---|
785 | { |
---|
786 | printf ("Warning, the first slice of a picture might have been lost!\n"); |
---|
787 | } |
---|
788 | // exit when a new picture is found |
---|
789 | if (m_apcSlicePilot->isNextSlice() && (m_apcSlicePilot->getSliceCurStartCUAddr() == 0 && !m_bFirstSliceInPicture) && !m_bFirstSliceInSequence ) |
---|
790 | { |
---|
791 | if (m_prevPOC >= m_pocRandomAccess) |
---|
792 | { |
---|
793 | m_prevPOC = m_apcSlicePilot->getPOC(); |
---|
794 | return true; |
---|
795 | } |
---|
796 | m_prevPOC = m_apcSlicePilot->getPOC(); |
---|
797 | } |
---|
798 | #if H_MV |
---|
799 | if ( newLayerFlag ) |
---|
800 | { |
---|
801 | return false; |
---|
802 | } |
---|
803 | #if ENC_DEC_TRACE |
---|
804 | #if H_MV_ENC_DEC_TRAC |
---|
805 | // parse remainder of SH |
---|
806 | g_disableHLSTrace = false; |
---|
807 | #endif |
---|
808 | #endif |
---|
809 | #endif |
---|
810 | // actual decoding starts here |
---|
811 | #if H_MV |
---|
812 | // This part needs further testing ! |
---|
813 | if ( m_apcSlicePilot->getPocResetFlag() ) |
---|
814 | { |
---|
815 | xResetPocInPicBuffer(); |
---|
816 | } |
---|
817 | #endif |
---|
818 | xActivateParameterSets(); |
---|
819 | |
---|
820 | if (m_apcSlicePilot->isNextSlice()) |
---|
821 | { |
---|
822 | m_prevPOC = m_apcSlicePilot->getPOC(); |
---|
823 | } |
---|
824 | m_bFirstSliceInSequence = false; |
---|
825 | //detect lost reference picture and insert copy of earlier frame. |
---|
826 | Int lostPoc; |
---|
827 | while((lostPoc=m_apcSlicePilot->checkThatAllRefPicsAreAvailable(m_cListPic, m_apcSlicePilot->getRPS(), true, m_pocRandomAccess)) > 0) |
---|
828 | { |
---|
829 | xCreateLostPicture(lostPoc-1); |
---|
830 | } |
---|
831 | if (m_bFirstSliceInPicture) |
---|
832 | { |
---|
833 | // Buffer initialize for prediction. |
---|
834 | m_cPrediction.initTempBuff(); |
---|
835 | m_apcSlicePilot->applyReferencePictureSet(m_cListPic, m_apcSlicePilot->getRPS()); |
---|
836 | #if H_MV |
---|
837 | m_apcSlicePilot->createInterLayerReferencePictureSet( m_ivPicLists, m_refPicSetInterLayer0, m_refPicSetInterLayer1 ); |
---|
838 | #endif |
---|
839 | // Get a new picture buffer |
---|
840 | xGetNewPicBuffer (m_apcSlicePilot, pcPic); |
---|
841 | |
---|
842 | Bool isField = false; |
---|
843 | Bool isTff = false; |
---|
844 | |
---|
845 | if(!m_SEIs.empty()) |
---|
846 | { |
---|
847 | // Check if any new Picture Timing SEI has arrived |
---|
848 | SEIMessages pictureTimingSEIs = extractSeisByType (m_SEIs, SEI::PICTURE_TIMING); |
---|
849 | if (pictureTimingSEIs.size()>0) |
---|
850 | { |
---|
851 | SEIPictureTiming* pictureTiming = (SEIPictureTiming*) *(pictureTimingSEIs.begin()); |
---|
852 | isField = (pictureTiming->m_picStruct == 1) || (pictureTiming->m_picStruct == 2); |
---|
853 | isTff = (pictureTiming->m_picStruct == 1); |
---|
854 | } |
---|
855 | } |
---|
856 | |
---|
857 | //Set Field/Frame coding mode |
---|
858 | m_pcPic->setField(isField); |
---|
859 | m_pcPic->setTopField(isTff); |
---|
860 | |
---|
861 | // transfer any SEI messages that have been received to the picture |
---|
862 | pcPic->setSEIs(m_SEIs); |
---|
863 | m_SEIs.clear(); |
---|
864 | |
---|
865 | // Recursive structure |
---|
866 | m_cCuDecoder.create ( g_uiMaxCUDepth, g_uiMaxCUWidth, g_uiMaxCUHeight ); |
---|
867 | m_cCuDecoder.init ( &m_cEntropyDecoder, &m_cTrQuant, &m_cPrediction ); |
---|
868 | m_cTrQuant.init ( g_uiMaxCUWidth, g_uiMaxCUHeight, m_apcSlicePilot->getSPS()->getMaxTrSize()); |
---|
869 | |
---|
870 | m_cSliceDecoder.create(); |
---|
871 | } |
---|
872 | else |
---|
873 | { |
---|
874 | // Check if any new SEI has arrived |
---|
875 | if(!m_SEIs.empty()) |
---|
876 | { |
---|
877 | // Currently only decoding Unit SEI message occurring between VCL NALUs copied |
---|
878 | SEIMessages &picSEI = pcPic->getSEIs(); |
---|
879 | SEIMessages decodingUnitInfos = extractSeisByType (m_SEIs, SEI::DECODING_UNIT_INFO); |
---|
880 | picSEI.insert(picSEI.end(), decodingUnitInfos.begin(), decodingUnitInfos.end()); |
---|
881 | deleteSEIs(m_SEIs); |
---|
882 | } |
---|
883 | } |
---|
884 | |
---|
885 | // Set picture slice pointer |
---|
886 | TComSlice* pcSlice = m_apcSlicePilot; |
---|
887 | Bool bNextSlice = pcSlice->isNextSlice(); |
---|
888 | |
---|
889 | UInt uiCummulativeTileWidth; |
---|
890 | UInt uiCummulativeTileHeight; |
---|
891 | UInt i, j, p; |
---|
892 | |
---|
893 | //set NumColumnsMins1 and NumRowsMinus1 |
---|
894 | pcPic->getPicSym()->setNumColumnsMinus1( pcSlice->getPPS()->getNumColumnsMinus1() ); |
---|
895 | pcPic->getPicSym()->setNumRowsMinus1( pcSlice->getPPS()->getNumRowsMinus1() ); |
---|
896 | |
---|
897 | //create the TComTileArray |
---|
898 | pcPic->getPicSym()->xCreateTComTileArray(); |
---|
899 | |
---|
900 | if( pcSlice->getPPS()->getUniformSpacingFlag() ) |
---|
901 | { |
---|
902 | //set the width for each tile |
---|
903 | for(j=0; j < pcPic->getPicSym()->getNumRowsMinus1()+1; j++) |
---|
904 | { |
---|
905 | for(p=0; p < pcPic->getPicSym()->getNumColumnsMinus1()+1; p++) |
---|
906 | { |
---|
907 | pcPic->getPicSym()->getTComTile( j * (pcPic->getPicSym()->getNumColumnsMinus1()+1) + p )-> |
---|
908 | setTileWidth( (p+1)*pcPic->getPicSym()->getFrameWidthInCU()/(pcPic->getPicSym()->getNumColumnsMinus1()+1) |
---|
909 | - (p*pcPic->getPicSym()->getFrameWidthInCU())/(pcPic->getPicSym()->getNumColumnsMinus1()+1) ); |
---|
910 | } |
---|
911 | } |
---|
912 | |
---|
913 | //set the height for each tile |
---|
914 | for(j=0; j < pcPic->getPicSym()->getNumColumnsMinus1()+1; j++) |
---|
915 | { |
---|
916 | for(p=0; p < pcPic->getPicSym()->getNumRowsMinus1()+1; p++) |
---|
917 | { |
---|
918 | pcPic->getPicSym()->getTComTile( p * (pcPic->getPicSym()->getNumColumnsMinus1()+1) + j )-> |
---|
919 | setTileHeight( (p+1)*pcPic->getPicSym()->getFrameHeightInCU()/(pcPic->getPicSym()->getNumRowsMinus1()+1) |
---|
920 | - (p*pcPic->getPicSym()->getFrameHeightInCU())/(pcPic->getPicSym()->getNumRowsMinus1()+1) ); |
---|
921 | } |
---|
922 | } |
---|
923 | } |
---|
924 | else |
---|
925 | { |
---|
926 | //set the width for each tile |
---|
927 | for(j=0; j < pcSlice->getPPS()->getNumRowsMinus1()+1; j++) |
---|
928 | { |
---|
929 | uiCummulativeTileWidth = 0; |
---|
930 | for(i=0; i < pcSlice->getPPS()->getNumColumnsMinus1(); i++) |
---|
931 | { |
---|
932 | pcPic->getPicSym()->getTComTile(j * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + i)->setTileWidth( pcSlice->getPPS()->getColumnWidth(i) ); |
---|
933 | uiCummulativeTileWidth += pcSlice->getPPS()->getColumnWidth(i); |
---|
934 | } |
---|
935 | pcPic->getPicSym()->getTComTile(j * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + i)->setTileWidth( pcPic->getPicSym()->getFrameWidthInCU()-uiCummulativeTileWidth ); |
---|
936 | } |
---|
937 | |
---|
938 | //set the height for each tile |
---|
939 | for(j=0; j < pcSlice->getPPS()->getNumColumnsMinus1()+1; j++) |
---|
940 | { |
---|
941 | uiCummulativeTileHeight = 0; |
---|
942 | for(i=0; i < pcSlice->getPPS()->getNumRowsMinus1(); i++) |
---|
943 | { |
---|
944 | pcPic->getPicSym()->getTComTile(i * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + j)->setTileHeight( pcSlice->getPPS()->getRowHeight(i) ); |
---|
945 | uiCummulativeTileHeight += pcSlice->getPPS()->getRowHeight(i); |
---|
946 | } |
---|
947 | pcPic->getPicSym()->getTComTile(i * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + j)->setTileHeight( pcPic->getPicSym()->getFrameHeightInCU()-uiCummulativeTileHeight ); |
---|
948 | } |
---|
949 | } |
---|
950 | |
---|
951 | pcPic->getPicSym()->xInitTiles(); |
---|
952 | |
---|
953 | //generate the Coding Order Map and Inverse Coding Order Map |
---|
954 | UInt uiEncCUAddr; |
---|
955 | for(i=0, uiEncCUAddr=0; i<pcPic->getPicSym()->getNumberOfCUsInFrame(); i++, uiEncCUAddr = pcPic->getPicSym()->xCalculateNxtCUAddr(uiEncCUAddr)) |
---|
956 | { |
---|
957 | pcPic->getPicSym()->setCUOrderMap(i, uiEncCUAddr); |
---|
958 | pcPic->getPicSym()->setInverseCUOrderMap(uiEncCUAddr, i); |
---|
959 | } |
---|
960 | pcPic->getPicSym()->setCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame()); |
---|
961 | pcPic->getPicSym()->setInverseCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame()); |
---|
962 | |
---|
963 | //convert the start and end CU addresses of the slice and dependent slice into encoding order |
---|
964 | pcSlice->setSliceSegmentCurStartCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurStartCUAddr()) ); |
---|
965 | pcSlice->setSliceSegmentCurEndCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurEndCUAddr()) ); |
---|
966 | if(pcSlice->isNextSlice()) |
---|
967 | { |
---|
968 | pcSlice->setSliceCurStartCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurStartCUAddr())); |
---|
969 | pcSlice->setSliceCurEndCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurEndCUAddr())); |
---|
970 | } |
---|
971 | |
---|
972 | if (m_bFirstSliceInPicture) |
---|
973 | { |
---|
974 | if(pcPic->getNumAllocatedSlice() != 1) |
---|
975 | { |
---|
976 | pcPic->clearSliceBuffer(); |
---|
977 | } |
---|
978 | } |
---|
979 | else |
---|
980 | { |
---|
981 | pcPic->allocateNewSlice(); |
---|
982 | } |
---|
983 | assert(pcPic->getNumAllocatedSlice() == (m_uiSliceIdx + 1)); |
---|
984 | m_apcSlicePilot = pcPic->getPicSym()->getSlice(m_uiSliceIdx); |
---|
985 | pcPic->getPicSym()->setSlice(pcSlice, m_uiSliceIdx); |
---|
986 | |
---|
987 | pcPic->setTLayer(nalu.m_temporalId); |
---|
988 | |
---|
989 | #if H_MV |
---|
990 | pcPic->setLayerId( nalu.m_layerId ); |
---|
991 | pcPic->setViewId ( getViewId() ); |
---|
992 | #if H_3D |
---|
993 | pcPic->setViewIndex( getViewIndex() ); |
---|
994 | pcPic->setIsDepth ( getIsDepth () ); |
---|
995 | #endif |
---|
996 | #endif |
---|
997 | if (bNextSlice) |
---|
998 | { |
---|
999 | pcSlice->checkCRA(pcSlice->getRPS(), m_pocCRA, m_associatedIRAPType, m_cListPic ); |
---|
1000 | // Set reference list |
---|
1001 | #if H_MV |
---|
1002 | std::vector< TComPic* > tempRefPicLists[2]; |
---|
1003 | std::vector< Bool > usedAsLongTerm [2]; |
---|
1004 | Int numPocTotalCurr; |
---|
1005 | |
---|
1006 | pcSlice->getTempRefPicLists( m_cListPic, m_refPicSetInterLayer0, m_refPicSetInterLayer1, tempRefPicLists, usedAsLongTerm, numPocTotalCurr); |
---|
1007 | pcSlice->setRefPicList ( tempRefPicLists, usedAsLongTerm, numPocTotalCurr, true ); |
---|
1008 | #if H_3D_ARP |
---|
1009 | #if SHARP_ARP_REF_CHECK_F0105 |
---|
1010 | pcSlice->setARPStepNum(m_ivPicLists); |
---|
1011 | #else |
---|
1012 | pcSlice->setARPStepNum(); |
---|
1013 | #endif |
---|
1014 | if( pcSlice->getARPStepNum() > 1 ) |
---|
1015 | { |
---|
1016 | // GT: This seems to be broken, not all nuh_layer_ids are necessarily present |
---|
1017 | for(Int iLayerId = 0; iLayerId < nalu.m_layerId; iLayerId ++ ) |
---|
1018 | { |
---|
1019 | Int iViewIdx = pcSlice->getVPS()->getViewIndex(iLayerId); |
---|
1020 | Bool bIsDepth = ( pcSlice->getVPS()->getDepthId ( iLayerId ) == 1 ); |
---|
1021 | if( iViewIdx<getViewIndex() && !bIsDepth ) |
---|
1022 | { |
---|
1023 | pcSlice->setBaseViewRefPicList( m_ivPicLists->getPicList( iLayerId ), iViewIdx ); |
---|
1024 | } |
---|
1025 | } |
---|
1026 | } |
---|
1027 | #endif |
---|
1028 | #else |
---|
1029 | #if FIX1071 |
---|
1030 | pcSlice->setRefPicList( m_cListPic, true ); |
---|
1031 | #else |
---|
1032 | pcSlice->setRefPicList( m_cListPic ); |
---|
1033 | #endif |
---|
1034 | |
---|
1035 | #endif |
---|
1036 | |
---|
1037 | #if H_3D |
---|
1038 | pcSlice->setIvPicLists( m_ivPicLists ); |
---|
1039 | #if H_3D_IV_MERGE |
---|
1040 | #if H_3D_FCO |
---|
1041 | //assert( !getIsDepth() ); |
---|
1042 | #else |
---|
1043 | assert( !getIsDepth() || ( pcSlice->getTexturePic() != 0 ) ); |
---|
1044 | #endif |
---|
1045 | #endif |
---|
1046 | #endif |
---|
1047 | // For generalized B |
---|
1048 | // note: maybe not existed case (always L0 is copied to L1 if L1 is empty) |
---|
1049 | if (pcSlice->isInterB() && pcSlice->getNumRefIdx(REF_PIC_LIST_1) == 0) |
---|
1050 | { |
---|
1051 | Int iNumRefIdx = pcSlice->getNumRefIdx(REF_PIC_LIST_0); |
---|
1052 | pcSlice->setNumRefIdx ( REF_PIC_LIST_1, iNumRefIdx ); |
---|
1053 | |
---|
1054 | for (Int iRefIdx = 0; iRefIdx < iNumRefIdx; iRefIdx++) |
---|
1055 | { |
---|
1056 | pcSlice->setRefPic(pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx), REF_PIC_LIST_1, iRefIdx); |
---|
1057 | } |
---|
1058 | } |
---|
1059 | if (!pcSlice->isIntra()) |
---|
1060 | { |
---|
1061 | Bool bLowDelay = true; |
---|
1062 | Int iCurrPOC = pcSlice->getPOC(); |
---|
1063 | Int iRefIdx = 0; |
---|
1064 | |
---|
1065 | for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_0) && bLowDelay; iRefIdx++) |
---|
1066 | { |
---|
1067 | if ( pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx)->getPOC() > iCurrPOC ) |
---|
1068 | { |
---|
1069 | bLowDelay = false; |
---|
1070 | } |
---|
1071 | } |
---|
1072 | if (pcSlice->isInterB()) |
---|
1073 | { |
---|
1074 | for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_1) && bLowDelay; iRefIdx++) |
---|
1075 | { |
---|
1076 | if ( pcSlice->getRefPic(REF_PIC_LIST_1, iRefIdx)->getPOC() > iCurrPOC ) |
---|
1077 | { |
---|
1078 | bLowDelay = false; |
---|
1079 | } |
---|
1080 | } |
---|
1081 | } |
---|
1082 | |
---|
1083 | pcSlice->setCheckLDC(bLowDelay); |
---|
1084 | } |
---|
1085 | |
---|
1086 | //--------------- |
---|
1087 | pcSlice->setRefPOCList(); |
---|
1088 | #if H_3D_TMVP |
---|
1089 | if(pcSlice->getLayerId()) |
---|
1090 | pcSlice->generateAlterRefforTMVP(); |
---|
1091 | #endif |
---|
1092 | } |
---|
1093 | |
---|
1094 | pcPic->setCurrSliceIdx(m_uiSliceIdx); |
---|
1095 | if(pcSlice->getSPS()->getScalingListFlag()) |
---|
1096 | { |
---|
1097 | pcSlice->setScalingList ( pcSlice->getSPS()->getScalingList() ); |
---|
1098 | if(pcSlice->getPPS()->getScalingListPresentFlag()) |
---|
1099 | { |
---|
1100 | pcSlice->setScalingList ( pcSlice->getPPS()->getScalingList() ); |
---|
1101 | } |
---|
1102 | if(!pcSlice->getPPS()->getScalingListPresentFlag() && !pcSlice->getSPS()->getScalingListPresentFlag()) |
---|
1103 | { |
---|
1104 | pcSlice->setDefaultScalingList(); |
---|
1105 | } |
---|
1106 | m_cTrQuant.setScalingListDec(pcSlice->getScalingList()); |
---|
1107 | m_cTrQuant.setUseScalingList(true); |
---|
1108 | } |
---|
1109 | else |
---|
1110 | { |
---|
1111 | m_cTrQuant.setFlatScalingList(); |
---|
1112 | m_cTrQuant.setUseScalingList(false); |
---|
1113 | } |
---|
1114 | |
---|
1115 | #if QC_DEPTH_IV_MRG_F0125 |
---|
1116 | if( pcSlice->getIsDepth() && m_pcCamParsCollector ) |
---|
1117 | { |
---|
1118 | m_pcCamParsCollector->copyCamParamForSlice( pcSlice ); |
---|
1119 | } |
---|
1120 | #endif |
---|
1121 | |
---|
1122 | // Decode a picture |
---|
1123 | m_cGopDecoder.decompressSlice(nalu.m_Bitstream, pcPic); |
---|
1124 | #if H_3D |
---|
1125 | if( m_pcCamParsCollector ) |
---|
1126 | { |
---|
1127 | m_pcCamParsCollector->setSlice( pcSlice ); |
---|
1128 | } |
---|
1129 | #if QC_DEPTH_IV_MRG_F0125 |
---|
1130 | if( pcSlice->getIsDepth() ) |
---|
1131 | { |
---|
1132 | #if !CAM_HLS_F0136_F0045_F0082 |
---|
1133 | pcSlice->getSPS()->setHasCamParInSliceHeader( false ); |
---|
1134 | #endif |
---|
1135 | } |
---|
1136 | #endif |
---|
1137 | #endif |
---|
1138 | m_bFirstSliceInPicture = false; |
---|
1139 | m_uiSliceIdx++; |
---|
1140 | |
---|
1141 | return false; |
---|
1142 | } |
---|
1143 | |
---|
1144 | Void TDecTop::xDecodeVPS() |
---|
1145 | { |
---|
1146 | TComVPS* vps = new TComVPS(); |
---|
1147 | |
---|
1148 | m_cEntropyDecoder.decodeVPS( vps ); |
---|
1149 | m_parameterSetManagerDecoder.storePrefetchedVPS(vps); |
---|
1150 | } |
---|
1151 | |
---|
1152 | Void TDecTop::xDecodeSPS() |
---|
1153 | { |
---|
1154 | TComSPS* sps = new TComSPS(); |
---|
1155 | #if H_MV |
---|
1156 | sps->setLayerId( getLayerId() ); |
---|
1157 | #endif |
---|
1158 | #if H_3D |
---|
1159 | // Preliminary fix. assuming that all sps refer to the same SPS. |
---|
1160 | // Parsing dependency should be resolved! |
---|
1161 | TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); |
---|
1162 | assert( vps != 0 ); |
---|
1163 | m_cEntropyDecoder.decodeSPS( sps, vps->getViewIndex( m_layerId ), ( vps->getDepthId( m_layerId ) == 1 ) ); |
---|
1164 | #else |
---|
1165 | m_cEntropyDecoder.decodeSPS( sps ); |
---|
1166 | #endif |
---|
1167 | m_parameterSetManagerDecoder.storePrefetchedSPS(sps); |
---|
1168 | } |
---|
1169 | |
---|
1170 | Void TDecTop::xDecodePPS() |
---|
1171 | { |
---|
1172 | TComPPS* pps = new TComPPS(); |
---|
1173 | #if H_MV |
---|
1174 | pps->setLayerId( getLayerId() ); |
---|
1175 | #endif |
---|
1176 | #if DLT_DIFF_CODING_IN_PPS |
---|
1177 | // Assuming that all PPS indirectly refer to the same VPS via different SPS |
---|
1178 | // There is no parsing dependency in decoding DLT in PPS. |
---|
1179 | // The VPS information passed to decodePPS() is used to arrange the decoded DLT tables to their corresponding layers. |
---|
1180 | // This is equivalent to the process of |
---|
1181 | // Step 1) decoding DLT tables based on the number of depth layers, and |
---|
1182 | // Step 2) mapping DLT tables to the depth layers |
---|
1183 | // as descripted in the 3D-HEVC WD. |
---|
1184 | TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); |
---|
1185 | m_cEntropyDecoder.decodePPS( pps, vps ); |
---|
1186 | #else |
---|
1187 | m_cEntropyDecoder.decodePPS( pps ); |
---|
1188 | #endif |
---|
1189 | m_parameterSetManagerDecoder.storePrefetchedPPS( pps ); |
---|
1190 | } |
---|
1191 | |
---|
1192 | Void TDecTop::xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType ) |
---|
1193 | { |
---|
1194 | if(nalUnitType == NAL_UNIT_SUFFIX_SEI) |
---|
1195 | { |
---|
1196 | #if H_MV |
---|
1197 | m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS( m_layerId ) ); |
---|
1198 | #else |
---|
1199 | m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() ); |
---|
1200 | #endif |
---|
1201 | } |
---|
1202 | else |
---|
1203 | { |
---|
1204 | #if H_MV |
---|
1205 | m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS( m_layerId ) ); |
---|
1206 | #else |
---|
1207 | m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() ); |
---|
1208 | #endif |
---|
1209 | SEIMessages activeParamSets = getSeisByType(m_SEIs, SEI::ACTIVE_PARAMETER_SETS); |
---|
1210 | if (activeParamSets.size()>0) |
---|
1211 | { |
---|
1212 | SEIActiveParameterSets *seiAps = (SEIActiveParameterSets*)(*activeParamSets.begin()); |
---|
1213 | m_parameterSetManagerDecoder.applyPrefetchedPS(); |
---|
1214 | assert(seiAps->activeSeqParamSetId.size()>0); |
---|
1215 | #if H_MV |
---|
1216 | if (! m_parameterSetManagerDecoder.activateSPSWithSEI(seiAps->activeSeqParamSetId[0], m_layerId )) |
---|
1217 | #else |
---|
1218 | if (! m_parameterSetManagerDecoder.activateSPSWithSEI(seiAps->activeSeqParamSetId[0] )) |
---|
1219 | #endif |
---|
1220 | { |
---|
1221 | printf ("Warning SPS activation with Active parameter set SEI failed"); |
---|
1222 | } |
---|
1223 | } |
---|
1224 | } |
---|
1225 | } |
---|
1226 | |
---|
1227 | #if H_MV |
---|
1228 | #if H_MV_FIX_SKIP_PICTURES |
---|
1229 | Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, Bool newLayerFlag, Bool& sliceSkippedFlag ) |
---|
1230 | #else |
---|
1231 | Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, Bool newLayerFlag) |
---|
1232 | #endif |
---|
1233 | #else |
---|
1234 | Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay) |
---|
1235 | #endif |
---|
1236 | { |
---|
1237 | // Initialize entropy decoder |
---|
1238 | m_cEntropyDecoder.setEntropyDecoder (&m_cCavlcDecoder); |
---|
1239 | m_cEntropyDecoder.setBitstream (nalu.m_Bitstream); |
---|
1240 | |
---|
1241 | switch (nalu.m_nalUnitType) |
---|
1242 | { |
---|
1243 | case NAL_UNIT_VPS: |
---|
1244 | xDecodeVPS(); |
---|
1245 | return false; |
---|
1246 | |
---|
1247 | case NAL_UNIT_SPS: |
---|
1248 | xDecodeSPS(); |
---|
1249 | return false; |
---|
1250 | |
---|
1251 | case NAL_UNIT_PPS: |
---|
1252 | xDecodePPS(); |
---|
1253 | return false; |
---|
1254 | |
---|
1255 | case NAL_UNIT_PREFIX_SEI: |
---|
1256 | case NAL_UNIT_SUFFIX_SEI: |
---|
1257 | xDecodeSEI( nalu.m_Bitstream, nalu.m_nalUnitType ); |
---|
1258 | return false; |
---|
1259 | |
---|
1260 | case NAL_UNIT_CODED_SLICE_TRAIL_R: |
---|
1261 | case NAL_UNIT_CODED_SLICE_TRAIL_N: |
---|
1262 | case NAL_UNIT_CODED_SLICE_TLA_R: |
---|
1263 | case NAL_UNIT_CODED_SLICE_TSA_N: |
---|
1264 | case NAL_UNIT_CODED_SLICE_STSA_R: |
---|
1265 | case NAL_UNIT_CODED_SLICE_STSA_N: |
---|
1266 | case NAL_UNIT_CODED_SLICE_BLA_W_LP: |
---|
1267 | case NAL_UNIT_CODED_SLICE_BLA_W_RADL: |
---|
1268 | case NAL_UNIT_CODED_SLICE_BLA_N_LP: |
---|
1269 | case NAL_UNIT_CODED_SLICE_IDR_W_RADL: |
---|
1270 | case NAL_UNIT_CODED_SLICE_IDR_N_LP: |
---|
1271 | case NAL_UNIT_CODED_SLICE_CRA: |
---|
1272 | case NAL_UNIT_CODED_SLICE_RADL_N: |
---|
1273 | case NAL_UNIT_CODED_SLICE_RADL_R: |
---|
1274 | case NAL_UNIT_CODED_SLICE_RASL_N: |
---|
1275 | case NAL_UNIT_CODED_SLICE_RASL_R: |
---|
1276 | #if H_MV |
---|
1277 | #if H_MV_FIX_SKIP_PICTURES |
---|
1278 | return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay, newLayerFlag, sliceSkippedFlag ); |
---|
1279 | #else |
---|
1280 | return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay, newLayerFlag); |
---|
1281 | #endif |
---|
1282 | #else |
---|
1283 | return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay); |
---|
1284 | #endif |
---|
1285 | break; |
---|
1286 | default: |
---|
1287 | assert (1); |
---|
1288 | } |
---|
1289 | |
---|
1290 | return false; |
---|
1291 | } |
---|
1292 | |
---|
1293 | /** Function for checking if picture should be skipped because of association with a previous BLA picture |
---|
1294 | * \param iPOCLastDisplay POC of last picture displayed |
---|
1295 | * \returns true if the picture should be skipped |
---|
1296 | * This function skips all TFD pictures that follow a BLA picture |
---|
1297 | * in decoding order and precede it in output order. |
---|
1298 | */ |
---|
1299 | Bool TDecTop::isSkipPictureForBLA(Int& iPOCLastDisplay) |
---|
1300 | { |
---|
1301 | if ((m_associatedIRAPType == NAL_UNIT_CODED_SLICE_BLA_N_LP || m_associatedIRAPType == NAL_UNIT_CODED_SLICE_BLA_W_LP || m_associatedIRAPType == NAL_UNIT_CODED_SLICE_BLA_W_RADL) && |
---|
1302 | m_apcSlicePilot->getPOC() < m_pocCRA && (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N)) |
---|
1303 | { |
---|
1304 | iPOCLastDisplay++; |
---|
1305 | return true; |
---|
1306 | } |
---|
1307 | return false; |
---|
1308 | } |
---|
1309 | |
---|
1310 | /** Function for checking if picture should be skipped because of random access |
---|
1311 | * \param iSkipFrame skip frame counter |
---|
1312 | * \param iPOCLastDisplay POC of last picture displayed |
---|
1313 | * \returns true if the picture shold be skipped in the random access. |
---|
1314 | * This function checks the skipping of pictures in the case of -s option random access. |
---|
1315 | * All pictures prior to the random access point indicated by the counter iSkipFrame are skipped. |
---|
1316 | * It also checks the type of Nal unit type at the random access point. |
---|
1317 | * If the random access point is CRA/CRANT/BLA/BLANT, TFD pictures with POC less than the POC of the random access point are skipped. |
---|
1318 | * If the random access point is IDR all pictures after the random access point are decoded. |
---|
1319 | * If the random access point is none of the above, a warning is issues, and decoding of pictures with POC |
---|
1320 | * equal to or greater than the random access point POC is attempted. For non IDR/CRA/BLA random |
---|
1321 | * access point there is no guarantee that the decoder will not crash. |
---|
1322 | */ |
---|
1323 | Bool TDecTop::isRandomAccessSkipPicture(Int& iSkipFrame, Int& iPOCLastDisplay) |
---|
1324 | { |
---|
1325 | if (iSkipFrame) |
---|
1326 | { |
---|
1327 | iSkipFrame--; // decrement the counter |
---|
1328 | return true; |
---|
1329 | } |
---|
1330 | #if H_MV_LAYER_WISE_STARTUP |
---|
1331 | else if ( !m_layerInitilizedFlag[ m_layerId ] ) // start of random access point, m_pocRandomAccess has not been set yet. |
---|
1332 | #else |
---|
1333 | else if (m_pocRandomAccess == MAX_INT) // start of random access point, m_pocRandomAccess has not been set yet. |
---|
1334 | #endif |
---|
1335 | { |
---|
1336 | if ( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA |
---|
1337 | || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP |
---|
1338 | || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP |
---|
1339 | || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL ) |
---|
1340 | { |
---|
1341 | |
---|
1342 | #if H_MV_LAYER_WISE_STARTUP |
---|
1343 | if ( xAllRefLayersInitilized() ) |
---|
1344 | { |
---|
1345 | m_layerInitilizedFlag[ m_layerId ] = true; |
---|
1346 | m_pocRandomAccess = m_apcSlicePilot->getPOC(); |
---|
1347 | } |
---|
1348 | else |
---|
1349 | { |
---|
1350 | return true; |
---|
1351 | } |
---|
1352 | #else |
---|
1353 | // set the POC random access since we need to skip the reordered pictures in the case of CRA/CRANT/BLA/BLANT. |
---|
1354 | m_pocRandomAccess = m_apcSlicePilot->getPOC(); |
---|
1355 | #endif |
---|
1356 | } |
---|
1357 | else if ( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP ) |
---|
1358 | { |
---|
1359 | #if H_MV_LAYER_WISE_STARTUP |
---|
1360 | if ( xAllRefLayersInitilized() ) |
---|
1361 | { |
---|
1362 | m_layerInitilizedFlag[ m_layerId ] = true; |
---|
1363 | m_pocRandomAccess = -MAX_INT; // no need to skip the reordered pictures in IDR, they are decodable. |
---|
1364 | } |
---|
1365 | else |
---|
1366 | { |
---|
1367 | return true; |
---|
1368 | } |
---|
1369 | #else |
---|
1370 | m_pocRandomAccess = -MAX_INT; // no need to skip the reordered pictures in IDR, they are decodable. |
---|
1371 | #endif |
---|
1372 | } |
---|
1373 | else |
---|
1374 | { |
---|
1375 | #if H_MV_FIX_SKIP_PICTURES |
---|
1376 | static Bool warningMessage[MAX_NUM_LAYERS]; |
---|
1377 | static Bool warningInitFlag = false; |
---|
1378 | |
---|
1379 | if (!warningInitFlag) |
---|
1380 | { |
---|
1381 | for ( Int i = 0; i < MAX_NUM_LAYERS; i++) |
---|
1382 | { |
---|
1383 | warningMessage[i] = true; |
---|
1384 | } |
---|
1385 | warningInitFlag = true; |
---|
1386 | } |
---|
1387 | |
---|
1388 | if ( warningMessage[getLayerId()] ) |
---|
1389 | { |
---|
1390 | printf("\nLayer%3d No valid random access point. VCL NAL units of this layer are discarded until next layer initialization picture. ", getLayerId() ); |
---|
1391 | warningMessage[m_layerId] = false; |
---|
1392 | } |
---|
1393 | #else |
---|
1394 | static Bool warningMessage = false; |
---|
1395 | if(!warningMessage) |
---|
1396 | { |
---|
1397 | printf("\nWarning: this is not a valid random access point and the data is discarded until the first CRA picture"); |
---|
1398 | warningMessage = true; |
---|
1399 | } |
---|
1400 | #endif |
---|
1401 | return true; |
---|
1402 | } |
---|
1403 | } |
---|
1404 | // skip the reordered pictures, if necessary |
---|
1405 | else if (m_apcSlicePilot->getPOC() < m_pocRandomAccess && (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N)) |
---|
1406 | { |
---|
1407 | iPOCLastDisplay++; |
---|
1408 | return true; |
---|
1409 | } |
---|
1410 | #if H_MV_LAYER_WISE_STARTUP |
---|
1411 | return !m_layerInitilizedFlag[ getLayerId() ]; |
---|
1412 | #else |
---|
1413 | // if we reach here, then the picture is not skipped. |
---|
1414 | return false; |
---|
1415 | #endif |
---|
1416 | } |
---|
1417 | |
---|
1418 | #if H_MV |
---|
1419 | TComPic* TDecTop::getPic( Int poc ) |
---|
1420 | { |
---|
1421 | xGetPic( m_layerId, poc ); |
---|
1422 | TComList<TComPic*>* listPic = getListPic(); |
---|
1423 | TComPic* pcPic = NULL; |
---|
1424 | for(TComList<TComPic*>::iterator it=listPic->begin(); it!=listPic->end(); it++) |
---|
1425 | { |
---|
1426 | if( (*it)->getPOC() == poc ) |
---|
1427 | { |
---|
1428 | pcPic = *it ; |
---|
1429 | break ; |
---|
1430 | } |
---|
1431 | } |
---|
1432 | return pcPic; |
---|
1433 | } |
---|
1434 | |
---|
1435 | TComPic* TDecTop::xGetPic( Int layerId, Int poc ) |
---|
1436 | { |
---|
1437 | return m_ivPicLists->getPic( layerId, poc ) ; |
---|
1438 | } |
---|
1439 | |
---|
1440 | Void TDecTop::xResetPocInPicBuffer() |
---|
1441 | { |
---|
1442 | TComList<TComPic*>::iterator iterPic = m_cListPic.begin(); |
---|
1443 | while (iterPic != m_cListPic.end()) |
---|
1444 | { |
---|
1445 | TComPic* pic = *(iterPic++); |
---|
1446 | if ( pic->getReconMark() ) |
---|
1447 | { |
---|
1448 | for( Int i = 0; i < pic->getNumAllocatedSlice(); i++) |
---|
1449 | { |
---|
1450 | TComSlice* slice = pic->getSlice( i ); |
---|
1451 | slice->setPOC ( slice->getPOC() - m_apcSlicePilot->getPocBeforeReset() ); |
---|
1452 | } |
---|
1453 | } |
---|
1454 | } |
---|
1455 | } |
---|
1456 | |
---|
1457 | #if H_MV_LAYER_WISE_STARTUP |
---|
1458 | Void TDecTop::xCeckNoClrasOutput() |
---|
1459 | { |
---|
1460 | // This part needs further testing! |
---|
1461 | if ( getLayerId() == 0 ) |
---|
1462 | { |
---|
1463 | NalUnitType nut = m_apcSlicePilot->getNalUnitType(); |
---|
1464 | |
---|
1465 | Bool isBLA = ( nut == NAL_UNIT_CODED_SLICE_BLA_W_LP ) || ( nut == NAL_UNIT_CODED_SLICE_BLA_N_LP ) || ( nut == NAL_UNIT_CODED_SLICE_BLA_W_RADL ); |
---|
1466 | Bool isIDR = ( nut == NAL_UNIT_CODED_SLICE_IDR_W_RADL ) || ( nut == NAL_UNIT_CODED_SLICE_IDR_N_LP ); |
---|
1467 | Bool noClrasOutputFlag = isBLA || ( isIDR && m_apcSlicePilot->getCrossLayerBlaFlag() ); |
---|
1468 | |
---|
1469 | if ( noClrasOutputFlag ) |
---|
1470 | { |
---|
1471 | for (Int i = 0; i < MAX_NUM_LAYER_IDS; i++) |
---|
1472 | { |
---|
1473 | m_layerInitilizedFlag[i] = false; |
---|
1474 | } |
---|
1475 | } |
---|
1476 | } |
---|
1477 | } |
---|
1478 | |
---|
1479 | Bool TDecTop::xAllRefLayersInitilized() |
---|
1480 | { |
---|
1481 | Bool allRefLayersInitilizedFlag = true; |
---|
1482 | TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); |
---|
1483 | for (Int i = 0; i < vps->getNumDirectRefLayers( getLayerId() ); i++ ) |
---|
1484 | { |
---|
1485 | Int refLayerId = vps->getRefLayerId( m_layerId, i ); |
---|
1486 | allRefLayersInitilizedFlag = allRefLayersInitilizedFlag && m_layerInitilizedFlag[ refLayerId ]; |
---|
1487 | } |
---|
1488 | |
---|
1489 | return allRefLayersInitilizedFlag; |
---|
1490 | } |
---|
1491 | #endif |
---|
1492 | #endif |
---|
1493 | //! \} |
---|