1 | /* The copyright in this software is being made available under the BSD |
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2 | * License, included below. This software may be subject to other third party |
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3 | * and contributor rights, including patent rights, and no such rights are |
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4 | * granted under this license. |
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5 | * |
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6 | * Copyright (c) 2010-2015, ITU/ISO/IEC |
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7 | * All rights reserved. |
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8 | * |
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9 | * Redistribution and use in source and binary forms, with or without |
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10 | * modification, are permitted provided that the following conditions are met: |
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11 | * |
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12 | * * Redistributions of source code must retain the above copyright notice, |
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13 | * this list of conditions and the following disclaimer. |
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14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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15 | * this list of conditions and the following disclaimer in the documentation |
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16 | * and/or other materials provided with the distribution. |
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17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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18 | * be used to endorse or promote products derived from this software without |
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19 | * specific prior written permission. |
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20 | * |
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21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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32 | */ |
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33 | |
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34 | /** \file TDecTop.h |
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35 | \brief decoder class (header) |
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36 | */ |
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37 | |
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38 | #ifndef __TDECTOP__ |
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39 | #define __TDECTOP__ |
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40 | |
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41 | #include "TLibCommon/CommonDef.h" |
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42 | #include "TLibCommon/TComList.h" |
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43 | #include "TLibCommon/TComPicYuv.h" |
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44 | #include "TLibCommon/TComPic.h" |
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45 | #include "TLibCommon/TComTrQuant.h" |
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46 | #include "TLibCommon/TComPrediction.h" |
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47 | #include "TLibCommon/SEI.h" |
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48 | |
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49 | #include "TDecGop.h" |
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50 | #include "TDecEntropy.h" |
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51 | #include "TDecSbac.h" |
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52 | #include "TDecCAVLC.h" |
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53 | #include "SEIread.h" |
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54 | |
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55 | class InputNALUnit; |
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56 | |
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57 | //! \ingroup TLibDecoder |
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58 | //! \{ |
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59 | |
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60 | // ==================================================================================================================== |
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61 | // Class definition |
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62 | // ==================================================================================================================== |
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63 | |
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64 | #if NH_MV |
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65 | class TAppDecTop; |
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66 | #endif |
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67 | #if NH_3D |
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68 | class CamParsCollector |
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69 | { |
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70 | public: |
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71 | CamParsCollector (); |
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72 | ~CamParsCollector (); |
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73 | |
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74 | Void init ( const TComVPS* vps ); |
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75 | Void setCodeScaleOffsetFile( FILE* pCodedScaleOffsetFile ) { m_pCodedScaleOffsetFile = pCodedScaleOffsetFile; }; |
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76 | |
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77 | Void uninit (); |
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78 | Void setSlice ( TComSlice* pcSlice ); |
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79 | |
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80 | Bool isInitialized() const { return m_bInitialized; } |
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81 | Int**** getBaseViewShiftLUTI() { return m_aiBaseViewShiftLUT; } |
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82 | |
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83 | #if NH_3D_IV_MERGE |
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84 | Void copyCamParamForSlice( TComSlice* pcSlice ); |
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85 | #endif |
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86 | |
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87 | |
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88 | private: |
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89 | Void xResetReceivedIdc( Bool overWriteFlag ); |
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90 | Void xOutput ( Int iPOC ); |
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91 | |
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92 | private: |
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93 | Bool m_bInitialized; |
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94 | FILE* m_pCodedScaleOffsetFile; |
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95 | |
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96 | Int** m_aaiCodedOffset; |
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97 | Int** m_aaiCodedScale; |
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98 | |
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99 | const TComVPS* m_vps; |
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100 | Int** m_receivedIdc; |
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101 | Int m_lastPoc; |
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102 | Int m_firstReceivedPoc; |
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103 | |
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104 | |
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105 | Bool m_bCamParsVaryOverTime; |
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106 | |
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107 | UInt m_uiBitDepthForLUT; |
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108 | UInt m_iLog2Precision; |
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109 | // UInt m_uiInputBitDepth; |
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110 | |
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111 | // look-up tables |
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112 | Double**** m_adBaseViewShiftLUT; ///< Disparity LUT |
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113 | Int**** m_aiBaseViewShiftLUT; ///< Disparity LUT |
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114 | Void xCreateLUTs( UInt uiNumberSourceViews, UInt uiNumberTargetViews, Double****& radLUT, Int****& raiLUT); |
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115 | Void xInitLUTs( UInt uiSourceView, UInt uiTargetView, Int iScale, Int iOffset, Double****& radLUT, Int****& raiLUT); |
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116 | template<class T> Void xDeleteArray ( T*& rpt, UInt uiSize1, UInt uiSize2, UInt uiSize3 ); |
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117 | template<class T> Void xDeleteArray ( T*& rpt, UInt uiSize1, UInt uiSize2 ); |
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118 | template<class T> Void xDeleteArray ( T*& rpt, UInt uiSize ); |
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119 | |
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120 | }; |
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121 | |
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122 | template <class T> |
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123 | Void CamParsCollector::xDeleteArray( T*& rpt, UInt uiSize1, UInt uiSize2, UInt uiSize3 ) |
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124 | { |
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125 | if( rpt ) |
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126 | { |
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127 | for( UInt uiK = 0; uiK < uiSize1; uiK++ ) |
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128 | { |
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129 | for( UInt uiL = 0; uiL < uiSize2; uiL++ ) |
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130 | { |
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131 | for( UInt uiM = 0; uiM < uiSize3; uiM++ ) |
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132 | { |
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133 | delete[] rpt[ uiK ][ uiL ][ uiM ]; |
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134 | } |
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135 | delete[] rpt[ uiK ][ uiL ]; |
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136 | } |
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137 | delete[] rpt[ uiK ]; |
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138 | } |
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139 | delete[] rpt; |
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140 | } |
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141 | rpt = NULL; |
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142 | }; |
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143 | |
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144 | |
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145 | template <class T> |
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146 | Void CamParsCollector::xDeleteArray( T*& rpt, UInt uiSize1, UInt uiSize2 ) |
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147 | { |
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148 | if( rpt ) |
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149 | { |
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150 | for( UInt uiK = 0; uiK < uiSize1; uiK++ ) |
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151 | { |
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152 | for( UInt uiL = 0; uiL < uiSize2; uiL++ ) |
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153 | { |
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154 | delete[] rpt[ uiK ][ uiL ]; |
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155 | } |
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156 | delete[] rpt[ uiK ]; |
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157 | } |
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158 | delete[] rpt; |
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159 | } |
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160 | rpt = NULL; |
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161 | }; |
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162 | |
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163 | |
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164 | template <class T> |
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165 | Void CamParsCollector::xDeleteArray( T*& rpt, UInt uiSize ) |
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166 | { |
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167 | if( rpt ) |
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168 | { |
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169 | for( UInt uiK = 0; uiK < uiSize; uiK++ ) |
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170 | { |
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171 | delete[] rpt[ uiK ]; |
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172 | } |
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173 | delete[] rpt; |
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174 | } |
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175 | rpt = NULL; |
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176 | }; |
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177 | |
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178 | #endif //H_3D |
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179 | /// decoder class |
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180 | class TDecTop |
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181 | { |
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182 | private: |
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183 | Int m_iMaxRefPicNum; |
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184 | |
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185 | NalUnitType m_associatedIRAPType; ///< NAL unit type of the associated IRAP picture |
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186 | Int m_pocCRA; ///< POC number of the latest CRA picture |
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187 | Int m_pocRandomAccess; ///< POC number of the random access point (the first IDR or CRA picture) |
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188 | |
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189 | TComList<TComPic*> m_cListPic; // Dynamic buffer |
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190 | #if NH_MV |
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191 | Bool* m_layerInitilizedFlag; // initialization Layers |
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192 | static ParameterSetManager m_parameterSetManager; // storage for parameter sets |
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193 | Int m_targetOlsIdx; |
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194 | #else |
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195 | ParameterSetManager m_parameterSetManager; // storage for parameter sets |
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196 | #endif |
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197 | TComSlice* m_apcSlicePilot; |
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198 | |
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199 | SEIMessages m_SEIs; ///< List of SEI messages that have been received before the first slice and between slices, excluding prefix SEIs... |
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200 | |
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201 | // functional classes |
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202 | TComPrediction m_cPrediction; |
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203 | TComTrQuant m_cTrQuant; |
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204 | TDecGop m_cGopDecoder; |
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205 | TDecSlice m_cSliceDecoder; |
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206 | TDecCu m_cCuDecoder; |
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207 | TDecEntropy m_cEntropyDecoder; |
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208 | TDecCavlc m_cCavlcDecoder; |
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209 | TDecSbac m_cSbacDecoder; |
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210 | TDecBinCABAC m_cBinCABAC; |
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211 | SEIReader m_seiReader; |
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212 | TComLoopFilter m_cLoopFilter; |
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213 | TComSampleAdaptiveOffset m_cSAO; |
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214 | |
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215 | Bool isSkipPictureForBLA(Int& iPOCLastDisplay); |
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216 | #if NH_MV |
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217 | Bool isRandomAccessSkipPicture(Int& iSkipFrame, Int& iPOCLastDisplay, const TComVPS* vps); |
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218 | #else |
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219 | Bool isRandomAccessSkipPicture(Int& iSkipFrame, Int& iPOCLastDisplay); |
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220 | #endif |
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221 | TComPic* m_pcPic; |
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222 | UInt m_uiSliceIdx; |
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223 | Int m_prevPOC; |
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224 | Int m_prevTid0POC; |
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225 | Bool m_bFirstSliceInPicture; |
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226 | Bool m_bFirstSliceInSequence; |
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227 | Bool m_prevSliceSkipped; |
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228 | Int m_skippedPOC; |
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229 | Bool m_bFirstSliceInBitstream; |
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230 | Int m_lastPOCNoOutputPriorPics; |
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231 | Bool m_isNoOutputPriorPics; |
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232 | Bool m_craNoRaslOutputFlag; //value of variable NoRaslOutputFlag of the last CRA pic |
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233 | #if O0043_BEST_EFFORT_DECODING |
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234 | UInt m_forceDecodeBitDepth; |
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235 | #endif |
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236 | std::ostream *m_pDecodedSEIOutputStream; |
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237 | |
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238 | Bool m_warningMessageSkipPicture; |
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239 | #if NH_MV |
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240 | Bool m_isLastNALWasEos; |
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241 | #endif |
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242 | |
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243 | #if NH_MV |
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244 | // For NH_MV m_bFirstSliceInSequence indicates first slice in sequence of the particular layer |
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245 | Int m_layerId; |
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246 | Int m_viewId; |
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247 | TComPicLists* m_ivPicLists; |
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248 | std::vector<TComPic*> m_refPicSetInterLayer0; |
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249 | std::vector<TComPic*> m_refPicSetInterLayer1; |
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250 | #if NH_3D |
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251 | Int m_viewIndex; |
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252 | Bool m_isDepth; |
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253 | CamParsCollector* m_pcCamParsCollector; |
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254 | Int m_profileIdc; |
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255 | #endif |
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256 | #endif |
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257 | |
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258 | std::list<InputNALUnit*> m_prefixSEINALUs; /// Buffered up prefix SEI NAL Units. |
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259 | public: |
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260 | TDecTop(); |
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261 | virtual ~TDecTop(); |
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262 | |
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263 | Void create (); |
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264 | Void destroy (); |
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265 | |
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266 | Void setDecodedPictureHashSEIEnabled(Int enabled) { m_cGopDecoder.setDecodedPictureHashSEIEnabled(enabled); } |
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267 | |
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268 | Void init(); |
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269 | #if NH_MV |
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270 | Bool decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, Bool newLayer, Bool& sliceSkippedFlag ); |
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271 | Bool decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, Bool newLayer ); |
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272 | #else |
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273 | Bool decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay); |
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274 | #endif |
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275 | Void deletePicBuffer(); |
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276 | |
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277 | #if NH_MV |
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278 | const TComVPS* getActiveVPS() { return m_parameterSetManager.getActiveVPS( ); } |
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279 | const TComSPS* getActiveSPS() { return m_parameterSetManager.getActiveSPS( m_layerId ); } |
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280 | #endif |
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281 | |
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282 | #if NH_MV |
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283 | Void endPicDecoding(Int& poc, TComList<TComPic*>*& rpcListPic, std::vector<Int>& targetDecLayerIdSet); |
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284 | #else |
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285 | Void executeLoopFilters(Int& poc, TComList<TComPic*>*& rpcListPic); |
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286 | #endif |
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287 | Void checkNoOutputPriorPics (TComList<TComPic*>* rpcListPic); |
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288 | |
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289 | Bool getNoOutputPriorPicsFlag () { return m_isNoOutputPriorPics; } |
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290 | Void setNoOutputPriorPicsFlag (Bool val) { m_isNoOutputPriorPics = val; } |
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291 | Void setFirstSliceInPicture (bool val) { m_bFirstSliceInPicture = val; } |
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292 | Bool getFirstSliceInSequence () { return m_bFirstSliceInSequence; } |
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293 | Void setFirstSliceInSequence (bool val) { m_bFirstSliceInSequence = val; } |
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294 | #if O0043_BEST_EFFORT_DECODING |
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295 | Void setForceDecodeBitDepth(UInt bitDepth) { m_forceDecodeBitDepth = bitDepth; } |
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296 | #endif |
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297 | Void setDecodedSEIMessageOutputStream(std::ostream *pOpStream) { m_pDecodedSEIOutputStream = pOpStream; } |
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298 | UInt getNumberOfChecksumErrorsDetected() const { return m_cGopDecoder.getNumberOfChecksumErrorsDetected(); } |
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299 | #if NH_MV |
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300 | TComPic* getPic ( Int poc ); |
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301 | TComList<TComPic*>* getListPic () { return &m_cListPic; } |
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302 | Void setIvPicLists ( TComPicLists* picLists) { m_ivPicLists = picLists; } |
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303 | Void setLayerInitilizedFlags( Bool* val ) { m_layerInitilizedFlag = val; } |
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304 | Void setTargetOlsIdx ( Int targetOlsIdx ) { m_targetOlsIdx = targetOlsIdx; } |
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305 | Int getTargetOlsIdx ( ) { return m_targetOlsIdx; } |
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306 | Int getCurrPoc () { return m_apcSlicePilot->getPOC(); } |
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307 | Void setLayerId ( Int layer) { m_layerId = layer; } |
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308 | Int getLayerId () { return m_layerId; } |
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309 | Void setViewId ( Int viewId ) { m_viewId = viewId; } |
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310 | Int getViewId () { return m_viewId; } |
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311 | Void initFromActiveVps ( const TComVPS* vps ); |
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312 | #if NH_3D |
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313 | Void setViewIndex ( Int viewIndex ) { m_viewIndex = viewIndex; } |
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314 | Int getViewIndex () { return m_viewIndex; } |
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315 | Void setIsDepth ( Bool isDepth ) { m_isDepth = isDepth; } |
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316 | Bool getIsDepth () { return m_isDepth; } |
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317 | Void setCamParsCollector( CamParsCollector* pcCamParsCollector ) { m_pcCamParsCollector = pcCamParsCollector; } |
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318 | |
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319 | |
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320 | Bool decProcAnnexI() { assert( m_profileIdc != -1 ); return ( m_profileIdc == 8); } |
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321 | #endif |
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322 | #endif |
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323 | |
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324 | protected: |
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325 | Void xGetNewPicBuffer (const TComSPS &sps, const TComPPS &pps, TComPic*& rpcPic, const UInt temporalLayer); |
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326 | Void xCreateLostPicture (Int iLostPOC); |
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327 | |
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328 | Void xActivateParameterSets(); |
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329 | #if NH_MV |
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330 | TComPic* xGetPic( Int layerId, Int poc ); |
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331 | Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, Bool newLayerFlag, Bool& sliceSkippedFlag ); |
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332 | Void xResetPocInPicBuffer(); |
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333 | Void xCeckNoClrasOutput(); |
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334 | |
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335 | Bool xAllRefLayersInitilized( const TComVPS* vps ); |
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336 | #else |
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337 | Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay); |
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338 | #endif |
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339 | Void xDecodeVPS(const std::vector<UChar> &naluData); |
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340 | Void xDecodeSPS(const std::vector<UChar> &naluData); |
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341 | Void xDecodePPS(const std::vector<UChar> &naluData); |
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342 | Void xUpdatePreviousTid0POC( TComSlice *pSlice ) { if ((pSlice->getTLayer()==0) && (pSlice->isReferenceNalu() && (pSlice->getNalUnitType()!=NAL_UNIT_CODED_SLICE_RASL_R)&& (pSlice->getNalUnitType()!=NAL_UNIT_CODED_SLICE_RADL_R))) { m_prevTid0POC=pSlice->getPOC(); } } |
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343 | |
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344 | Void xParsePrefixSEImessages(); |
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345 | Void xParsePrefixSEIsForUnknownVCLNal(); |
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346 | |
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347 | };// END CLASS DEFINITION TDecTop |
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348 | |
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349 | |
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350 | //! \} |
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351 | |
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352 | #endif // __TDECTOP__ |
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353 | |
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