[313] | 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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[595] | 6 | * Copyright (c) 2010-2014, ITU/ISO/IEC |
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[313] | 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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[442] | 69 | NalUnitType m_associatedIRAPType; ///< NAL unit type of the associated IRAP picture |
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[313] | 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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[442] | 76 | |
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[313] | 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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[442] | 104 | Bool m_prevSliceSkipped; |
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| 105 | Int m_skippedPOC; |
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[652] | 106 | #if SETTING_NO_OUT_PIC_PRIOR |
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| 107 | Bool m_bFirstSliceInBitstream; |
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| 108 | Int m_lastPOCNoOutputPriorPics; |
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| 109 | Bool m_isNoOutputPriorPics; |
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| 110 | Bool m_craNoRaslOutputFlag; //value of variable NoRaslOutputFlag of the last CRA pic |
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| 111 | #endif |
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[313] | 112 | |
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| 113 | #if SVC_EXTENSION |
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| 114 | static UInt m_prevPOC; // POC of the previous slice |
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| 115 | static UInt m_uiPrevLayerId; // LayerId of the previous slice |
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| 116 | static Bool m_bFirstSliceInSequence; |
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| 117 | UInt m_layerId; |
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| 118 | UInt m_numLayer; |
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| 119 | TDecTop** m_ppcTDecTop; |
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| 120 | #if AVC_BASE |
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| 121 | fstream* m_pBLReconFile; |
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| 122 | Int m_iBLSourceWidth; |
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[442] | 123 | Int m_iBLSourceHeight; |
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[313] | 124 | #endif |
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[588] | 125 | #if VPS_EXTN_DIRECT_REF_LAYERS |
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[313] | 126 | Int m_numDirectRefLayers; |
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| 127 | Int m_refLayerId[MAX_VPS_LAYER_ID_PLUS1]; |
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| 128 | Int m_numSamplePredRefLayers; |
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| 129 | Int m_samplePredRefLayerId[MAX_VPS_LAYER_ID_PLUS1]; |
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| 130 | Int m_numMotionPredRefLayers; |
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| 131 | Int m_motionPredRefLayerId[MAX_VPS_LAYER_ID_PLUS1]; |
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| 132 | Bool m_samplePredEnabledFlag[MAX_VPS_LAYER_ID_PLUS1]; |
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| 133 | Bool m_motionPredEnabledFlag[MAX_VPS_LAYER_ID_PLUS1]; |
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| 134 | #endif |
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[442] | 135 | TComPic* m_cIlpPic[MAX_NUM_REF]; ///< Inter layer Prediction picture = upsampled picture |
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[313] | 136 | #endif |
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[540] | 137 | #if OUTPUT_LAYER_SET_INDEX |
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| 138 | CommonDecoderParams* m_commonDecoderParams; |
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| 139 | #endif |
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[313] | 140 | #if AVC_SYNTAX || SYNTAX_OUTPUT |
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| 141 | fstream* m_pBLSyntaxFile; |
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| 142 | #endif |
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| 143 | |
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[652] | 144 | #if NO_CLRAS_OUTPUT_FLAG |
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[540] | 145 | Bool m_layerInitializedFlag; |
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| 146 | Bool m_firstPicInLayerDecodedFlag; |
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[652] | 147 | Bool m_bRefreshPending; |
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[540] | 148 | #endif |
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[588] | 149 | #if RESOLUTION_BASED_DPB |
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[652] | 150 | Int m_subDpbIdx; // Index to the sub-DPB that the layer belongs to. |
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| 151 | // When new VPS is activated, this should be re-initialized to -1 |
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[588] | 152 | #endif |
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[313] | 153 | public: |
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| 154 | TDecTop(); |
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| 155 | virtual ~TDecTop(); |
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| 156 | |
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| 157 | Void create (); |
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| 158 | Void destroy (); |
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| 159 | |
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| 160 | void setDecodedPictureHashSEIEnabled(Int enabled) { m_cGopDecoder.setDecodedPictureHashSEIEnabled(enabled); } |
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| 161 | |
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| 162 | Void init(); |
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| 163 | #if SVC_EXTENSION |
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| 164 | Bool decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC); |
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| 165 | #else |
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| 166 | Bool decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay); |
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| 167 | #endif |
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| 168 | |
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| 169 | Void deletePicBuffer(); |
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| 170 | |
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[652] | 171 | |
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| 172 | TComSPS* getActiveSPS() { return m_parameterSetManagerDecoder.getActiveSPS(); } |
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| 173 | |
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| 174 | |
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[313] | 175 | Void executeLoopFilters(Int& poc, TComList<TComPic*>*& rpcListPic); |
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[652] | 176 | #if SETTING_NO_OUT_PIC_PRIOR |
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| 177 | Void checkNoOutputPriorPics (TComList<TComPic*>*& rpcListPic); |
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| 178 | Bool getNoOutputPriorPicsFlag () { return m_isNoOutputPriorPics; } |
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| 179 | Void setNoOutputPriorPicsFlag (Bool val) { m_isNoOutputPriorPics = val; } |
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| 180 | #endif |
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| 181 | |
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[313] | 182 | #if SVC_EXTENSION |
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[442] | 183 | #if EARLY_REF_PIC_MARKING |
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| 184 | Void earlyPicMarking(Int maxTemporalLayer, std::vector<Int>& targetDecLayerIdList); |
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| 185 | #endif |
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[313] | 186 | UInt getLayerId () { return m_layerId; } |
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| 187 | Void setLayerId (UInt layer) { m_layerId = layer; } |
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| 188 | UInt getNumLayer () { return m_numLayer; } |
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| 189 | Void setNumLayer (UInt uiNum) { m_numLayer = uiNum; } |
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| 190 | TComList<TComPic*>* getListPic() { return &m_cListPic; } |
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| 191 | Void setLayerDec(TDecTop **p) { m_ppcTDecTop = p; } |
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| 192 | TDecTop* getLayerDec(UInt layer) { return m_ppcTDecTop[layer]; } |
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| 193 | #if VPS_EXTN_DIRECT_REF_LAYERS |
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| 194 | TDecTop* getRefLayerDec(UInt refLayerIdc); |
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| 195 | Int getNumDirectRefLayers () { return m_numDirectRefLayers; } |
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| 196 | Void setNumDirectRefLayers (Int num) { m_numDirectRefLayers = num; } |
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| 197 | |
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| 198 | Int getRefLayerId (Int i) { return m_refLayerId[i]; } |
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| 199 | Void setRefLayerId (Int i, Int refLayerId) { m_refLayerId[i] = refLayerId; } |
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| 200 | |
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| 201 | Int getNumSamplePredRefLayers () { return m_numSamplePredRefLayers; } |
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| 202 | Void setNumSamplePredRefLayers (Int num) { m_numSamplePredRefLayers = num; } |
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| 203 | |
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| 204 | Int getSamplePredRefLayerId (Int i) { return m_samplePredRefLayerId[i]; } |
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| 205 | Void setSamplePredRefLayerId (Int i, Int refLayerId) { m_samplePredRefLayerId[i] = refLayerId; } |
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| 206 | |
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| 207 | Int getNumMotionPredRefLayers () { return m_numMotionPredRefLayers; } |
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| 208 | Void setNumMotionPredRefLayers (Int num) { m_numMotionPredRefLayers = num; } |
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| 209 | |
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| 210 | Int getMotionPredRefLayerId (Int i) { return m_motionPredRefLayerId[i]; } |
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| 211 | Void setMotionPredRefLayerId (Int i, Int refLayerId) { m_motionPredRefLayerId[i] = refLayerId; } |
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| 212 | |
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| 213 | Bool getSamplePredEnabledFlag (Int i) { return m_samplePredEnabledFlag[i]; } |
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| 214 | Void setSamplePredEnabledFlag (Int i,Bool flag) { m_samplePredEnabledFlag[i] = flag; } |
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| 215 | |
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| 216 | Bool getMotionPredEnabledFlag (Int i) { return m_motionPredEnabledFlag[i]; } |
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| 217 | Void setMotionPredEnabledFlag (Int i,Bool flag) { m_motionPredEnabledFlag[i] = flag; } |
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| 218 | |
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| 219 | TDecTop* getSamplePredRefLayerDec ( UInt layerId ); |
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| 220 | TDecTop* getMotionPredRefLayerDec ( UInt layerId ); |
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| 221 | |
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| 222 | Void setRefLayerParams( TComVPS* vps ); |
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| 223 | #endif |
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| 224 | #if AVC_BASE |
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| 225 | Void setBLReconFile( fstream* pFile ) { m_pBLReconFile = pFile; } |
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| 226 | fstream* getBLReconFile() { return m_pBLReconFile; } |
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| 227 | Void setBLsize( Int iWidth, Int iHeight ) { m_iBLSourceWidth = iWidth; m_iBLSourceHeight = iHeight; } |
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| 228 | Int getBLWidth() { return m_iBLSourceWidth; } |
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| 229 | Int getBLHeight() { return m_iBLSourceHeight; } |
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| 230 | #endif |
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[442] | 231 | #if REPN_FORMAT_IN_VPS |
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| 232 | Void xInitILRP(TComSlice *slice); |
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| 233 | #else |
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| 234 | Void xInitILRP(TComSPS *pcSPS); |
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[313] | 235 | #endif |
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[595] | 236 | #if OUTPUT_LAYER_SET_INDEX |
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| 237 | CommonDecoderParams* getCommonDecoderParams() { return m_commonDecoderParams; } |
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| 238 | Void setCommonDecoderParams(CommonDecoderParams* x) { m_commonDecoderParams = x; } |
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| 239 | Void checkValueOfTargetOutputLayerSetIdx(TComVPS *vps); |
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[442] | 240 | #endif |
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[595] | 241 | #if SCALINGLIST_INFERRING |
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| 242 | ParameterSetManagerDecoder* getParameterSetManager() { return &m_parameterSetManagerDecoder; } |
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| 243 | #endif |
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| 244 | #if RESOLUTION_BASED_DPB |
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| 245 | Void setSubDpbIdx(Int idx) { m_subDpbIdx = idx; } |
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| 246 | Int getSubDpbIdx() { return m_subDpbIdx; } |
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| 247 | Void assignSubDpbs(TComVPS *vps); |
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| 248 | #endif |
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| 249 | #endif //SVC_EXTENSION |
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[313] | 250 | #if AVC_SYNTAX || SYNTAX_OUTPUT |
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| 251 | Void setBLSyntaxFile( fstream* pFile ) { m_pBLSyntaxFile = pFile; } |
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| 252 | fstream* getBLSyntaxFile() { return m_pBLSyntaxFile; } |
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| 253 | #endif |
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| 254 | protected: |
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| 255 | Void xGetNewPicBuffer (TComSlice* pcSlice, TComPic*& rpcPic); |
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| 256 | Void xCreateLostPicture (Int iLostPOC); |
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| 257 | |
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| 258 | Void xActivateParameterSets(); |
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| 259 | #if SVC_EXTENSION |
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[442] | 260 | #if POC_RESET_FLAG |
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| 261 | Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int &iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC); |
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| 262 | #else |
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[313] | 263 | Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC); |
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[442] | 264 | #endif |
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[313] | 265 | #else |
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| 266 | Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay); |
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| 267 | #endif |
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| 268 | Void xDecodeVPS(); |
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| 269 | Void xDecodeSPS(); |
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| 270 | Void xDecodePPS(); |
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| 271 | Void xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType ); |
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| 272 | |
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[540] | 273 | #if NO_CLRAS_OUTPUT_FLAG |
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[652] | 274 | Int getNoClrasOutputFlag() { return m_craNoRaslOutputFlag;} |
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| 275 | Void setNoClrasOutputFlag(Bool x) { m_craNoRaslOutputFlag = x; } |
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[540] | 276 | Int getLayerInitializedFlag() { return m_layerInitializedFlag;} |
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| 277 | Void setLayerInitializedFlag(Bool x) { m_layerInitializedFlag = x; } |
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| 278 | Int getFirstPicInLayerDecodedFlag() { return m_firstPicInLayerDecodedFlag;} |
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| 279 | Void setFirstPicInLayerDecodedFlag(Bool x) { m_firstPicInLayerDecodedFlag = x; } |
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| 280 | #endif |
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[313] | 281 | };// END CLASS DEFINITION TDecTop |
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| 282 | |
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| 283 | |
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| 284 | //! \} |
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| 285 | |
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| 286 | #endif // __TDECTOP__ |
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| 287 | |
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