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) 2010-2014, 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/SEI.h" |
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47 | |
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48 | #include "TDecGop.h" |
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49 | #include "TDecEntropy.h" |
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50 | #include "TDecSbac.h" |
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51 | #include "TDecCAVLC.h" |
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52 | #include "SEIread.h" |
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53 | |
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54 | struct InputNALUnit; |
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55 | |
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56 | //! \ingroup TLibDecoder |
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57 | //! \{ |
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58 | |
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59 | // ==================================================================================================================== |
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60 | // Class definition |
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61 | // ==================================================================================================================== |
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62 | |
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63 | /// decoder class |
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64 | class TDecTop |
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65 | { |
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66 | private: |
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67 | Int m_iMaxRefPicNum; |
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68 | |
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69 | NalUnitType m_associatedIRAPType; ///< NAL unit type of the associated IRAP picture |
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70 | Int m_pocCRA; ///< POC number of the latest CRA picture |
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71 | Int m_pocRandomAccess; ///< POC number of the random access point (the first IDR or CRA picture) |
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72 | |
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73 | TComList<TComPic*> m_cListPic; // Dynamic buffer |
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74 | ParameterSetManagerDecoder m_parameterSetManagerDecoder; // storage for parameter sets |
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75 | TComSlice* m_apcSlicePilot; |
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76 | |
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77 | SEIMessages m_SEIs; ///< List of SEI messages that have been received before the first slice and between slices |
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78 | |
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79 | // functional classes |
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80 | TComPrediction m_cPrediction; |
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81 | TComTrQuant m_cTrQuant; |
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82 | TDecGop m_cGopDecoder; |
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83 | TDecSlice m_cSliceDecoder; |
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84 | TDecCu m_cCuDecoder; |
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85 | TDecEntropy m_cEntropyDecoder; |
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86 | TDecCavlc m_cCavlcDecoder; |
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87 | TDecSbac m_cSbacDecoder; |
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88 | TDecBinCABAC m_cBinCABAC; |
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89 | SEIReader m_seiReader; |
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90 | TComLoopFilter m_cLoopFilter; |
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91 | TComSampleAdaptiveOffset m_cSAO; |
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92 | |
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93 | Bool isSkipPictureForBLA(Int& iPOCLastDisplay); |
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94 | Bool isRandomAccessSkipPicture(Int& iSkipFrame, Int& iPOCLastDisplay); |
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95 | TComPic* m_pcPic; |
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96 | UInt m_uiSliceIdx; |
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97 | #if !SVC_EXTENSION |
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98 | Int m_prevPOC; |
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99 | #endif |
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100 | Bool m_bFirstSliceInPicture; |
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101 | #if !SVC_EXTENSION |
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102 | Bool m_bFirstSliceInSequence; |
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103 | #endif |
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104 | Bool m_prevSliceSkipped; |
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105 | Int m_skippedPOC; |
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106 | |
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107 | #if SVC_EXTENSION |
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108 | static UInt m_prevPOC; // POC of the previous slice |
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109 | static UInt m_uiPrevLayerId; // LayerId of the previous slice |
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110 | static Bool m_bFirstSliceInSequence; |
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111 | UInt m_layerId; |
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112 | UInt m_numLayer; |
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113 | TDecTop** m_ppcTDecTop; |
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114 | #if AVC_BASE |
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115 | fstream* m_pBLReconFile; |
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116 | Int m_iBLSourceWidth; |
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117 | Int m_iBLSourceHeight; |
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118 | #endif |
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119 | #if VPS_EXTN_DIRECT_REF_LAYERS |
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120 | Int m_numDirectRefLayers; |
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121 | Int m_refLayerId[MAX_VPS_LAYER_ID_PLUS1]; |
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122 | Int m_numSamplePredRefLayers; |
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123 | Int m_samplePredRefLayerId[MAX_VPS_LAYER_ID_PLUS1]; |
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124 | Int m_numMotionPredRefLayers; |
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125 | Int m_motionPredRefLayerId[MAX_VPS_LAYER_ID_PLUS1]; |
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126 | Bool m_samplePredEnabledFlag[MAX_VPS_LAYER_ID_PLUS1]; |
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127 | Bool m_motionPredEnabledFlag[MAX_VPS_LAYER_ID_PLUS1]; |
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128 | #endif |
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129 | TComPic* m_cIlpPic[MAX_NUM_REF]; ///< Inter layer Prediction picture = upsampled picture |
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130 | #endif |
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131 | #if OUTPUT_LAYER_SET_INDEX |
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132 | CommonDecoderParams* m_commonDecoderParams; |
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133 | #endif |
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134 | #if AVC_SYNTAX || SYNTAX_OUTPUT |
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135 | fstream* m_pBLSyntaxFile; |
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136 | #endif |
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137 | |
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138 | #if NO_CLRAS_OUTPUT_FLAG |
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139 | Bool m_noClrasOutputFlag; |
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140 | Bool m_layerInitializedFlag; |
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141 | Bool m_firstPicInLayerDecodedFlag; |
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142 | Bool m_noOutputOfPriorPicsFlags; |
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143 | |
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144 | Bool m_bRefreshPending; |
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145 | #endif |
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146 | #if RESOLUTION_BASED_DPB |
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147 | Int m_subDpbIdx; // Index to the sub-DPB that the layer belongs to. |
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148 | // When new VPS is activated, this should be re-initialized to -1 |
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149 | #endif |
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150 | public: |
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151 | TDecTop(); |
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152 | virtual ~TDecTop(); |
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153 | |
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154 | Void create (); |
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155 | Void destroy (); |
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156 | |
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157 | void setDecodedPictureHashSEIEnabled(Int enabled) { m_cGopDecoder.setDecodedPictureHashSEIEnabled(enabled); } |
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158 | |
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159 | Void init(); |
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160 | #if SVC_EXTENSION |
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161 | Bool decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC); |
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162 | #else |
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163 | Bool decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay); |
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164 | #endif |
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165 | |
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166 | Void deletePicBuffer(); |
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167 | |
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168 | Void executeLoopFilters(Int& poc, TComList<TComPic*>*& rpcListPic); |
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169 | #if SVC_EXTENSION |
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170 | #if EARLY_REF_PIC_MARKING |
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171 | Void earlyPicMarking(Int maxTemporalLayer, std::vector<Int>& targetDecLayerIdList); |
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172 | #endif |
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173 | UInt getLayerId () { return m_layerId; } |
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174 | Void setLayerId (UInt layer) { m_layerId = layer; } |
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175 | UInt getNumLayer () { return m_numLayer; } |
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176 | Void setNumLayer (UInt uiNum) { m_numLayer = uiNum; } |
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177 | TComList<TComPic*>* getListPic() { return &m_cListPic; } |
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178 | Void setLayerDec(TDecTop **p) { m_ppcTDecTop = p; } |
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179 | TDecTop* getLayerDec(UInt layer) { return m_ppcTDecTop[layer]; } |
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180 | #if VPS_EXTN_DIRECT_REF_LAYERS |
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181 | TDecTop* getRefLayerDec(UInt refLayerIdc); |
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182 | Int getNumDirectRefLayers () { return m_numDirectRefLayers; } |
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183 | Void setNumDirectRefLayers (Int num) { m_numDirectRefLayers = num; } |
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184 | |
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185 | Int getRefLayerId (Int i) { return m_refLayerId[i]; } |
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186 | Void setRefLayerId (Int i, Int refLayerId) { m_refLayerId[i] = refLayerId; } |
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187 | |
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188 | Int getNumSamplePredRefLayers () { return m_numSamplePredRefLayers; } |
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189 | Void setNumSamplePredRefLayers (Int num) { m_numSamplePredRefLayers = num; } |
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190 | |
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191 | Int getSamplePredRefLayerId (Int i) { return m_samplePredRefLayerId[i]; } |
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192 | Void setSamplePredRefLayerId (Int i, Int refLayerId) { m_samplePredRefLayerId[i] = refLayerId; } |
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193 | |
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194 | Int getNumMotionPredRefLayers () { return m_numMotionPredRefLayers; } |
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195 | Void setNumMotionPredRefLayers (Int num) { m_numMotionPredRefLayers = num; } |
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196 | |
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197 | Int getMotionPredRefLayerId (Int i) { return m_motionPredRefLayerId[i]; } |
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198 | Void setMotionPredRefLayerId (Int i, Int refLayerId) { m_motionPredRefLayerId[i] = refLayerId; } |
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199 | |
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200 | Bool getSamplePredEnabledFlag (Int i) { return m_samplePredEnabledFlag[i]; } |
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201 | Void setSamplePredEnabledFlag (Int i,Bool flag) { m_samplePredEnabledFlag[i] = flag; } |
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202 | |
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203 | Bool getMotionPredEnabledFlag (Int i) { return m_motionPredEnabledFlag[i]; } |
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204 | Void setMotionPredEnabledFlag (Int i,Bool flag) { m_motionPredEnabledFlag[i] = flag; } |
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205 | |
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206 | TDecTop* getSamplePredRefLayerDec ( UInt layerId ); |
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207 | TDecTop* getMotionPredRefLayerDec ( UInt layerId ); |
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208 | |
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209 | Void setRefLayerParams( TComVPS* vps ); |
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210 | #endif |
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211 | #if AVC_BASE |
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212 | Void setBLReconFile( fstream* pFile ) { m_pBLReconFile = pFile; } |
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213 | fstream* getBLReconFile() { return m_pBLReconFile; } |
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214 | Void setBLsize( Int iWidth, Int iHeight ) { m_iBLSourceWidth = iWidth; m_iBLSourceHeight = iHeight; } |
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215 | Int getBLWidth() { return m_iBLSourceWidth; } |
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216 | Int getBLHeight() { return m_iBLSourceHeight; } |
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217 | #endif |
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218 | #if REPN_FORMAT_IN_VPS |
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219 | Void xInitILRP(TComSlice *slice); |
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220 | #else |
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221 | Void xInitILRP(TComSPS *pcSPS); |
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222 | #endif |
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223 | #if OUTPUT_LAYER_SET_INDEX |
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224 | CommonDecoderParams* getCommonDecoderParams() { return m_commonDecoderParams; } |
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225 | Void setCommonDecoderParams(CommonDecoderParams* x) { m_commonDecoderParams = x; } |
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226 | Void checkValueOfTargetOutputLayerSetIdx(TComVPS *vps); |
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227 | #endif |
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228 | #if SCALINGLIST_INFERRING |
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229 | ParameterSetManagerDecoder* getParameterSetManager() { return &m_parameterSetManagerDecoder; } |
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230 | #endif |
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231 | #if RESOLUTION_BASED_DPB |
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232 | Void setSubDpbIdx(Int idx) { m_subDpbIdx = idx; } |
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233 | Int getSubDpbIdx() { return m_subDpbIdx; } |
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234 | Void assignSubDpbs(TComVPS *vps); |
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235 | #endif |
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236 | #endif //SVC_EXTENSION |
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237 | #if AVC_SYNTAX || SYNTAX_OUTPUT |
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238 | Void setBLSyntaxFile( fstream* pFile ) { m_pBLSyntaxFile = pFile; } |
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239 | fstream* getBLSyntaxFile() { return m_pBLSyntaxFile; } |
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240 | #endif |
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241 | |
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242 | protected: |
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243 | Void xGetNewPicBuffer (TComSlice* pcSlice, TComPic*& rpcPic); |
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244 | Void xCreateLostPicture (Int iLostPOC); |
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245 | |
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246 | Void xActivateParameterSets(); |
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247 | #if SVC_EXTENSION |
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248 | #if POC_RESET_FLAG |
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249 | Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int &iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC); |
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250 | #else |
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251 | Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC); |
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252 | #endif |
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253 | #else |
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254 | Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay); |
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255 | #endif |
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256 | Void xDecodeVPS(); |
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257 | Void xDecodeSPS(); |
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258 | Void xDecodePPS(); |
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259 | Void xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType ); |
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260 | |
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261 | #if NO_CLRAS_OUTPUT_FLAG |
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262 | Int getNoClrasOutputFlag() { return m_noClrasOutputFlag;} |
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263 | Void setNoClrasOutputFlag(Bool x) { m_noClrasOutputFlag = x; } |
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264 | Int getLayerInitializedFlag() { return m_layerInitializedFlag;} |
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265 | Void setLayerInitializedFlag(Bool x) { m_layerInitializedFlag = x; } |
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266 | Int getFirstPicInLayerDecodedFlag() { return m_firstPicInLayerDecodedFlag;} |
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267 | Void setFirstPicInLayerDecodedFlag(Bool x) { m_firstPicInLayerDecodedFlag = x; } |
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268 | Int getNoOutputOfPriorPicsFlags() { return m_noOutputOfPriorPicsFlags;} |
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269 | Void setNoOutputOfPriorPicsFlags(Bool x) { m_noOutputOfPriorPicsFlags = x; } |
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270 | #endif |
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271 | };// END CLASS DEFINITION TDecTop |
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272 | |
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273 | |
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274 | //! \} |
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275 | |
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276 | #endif // __TDECTOP__ |
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277 | |
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