[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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[1029] | 4 | * granted under this license. |
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[313] | 5 | * |
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[1259] | 6 | * Copyright (c) 2010-2015, 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 TDecGop.cpp |
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| 35 | \brief GOP decoder class |
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| 36 | */ |
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| 37 | |
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| 38 | #include "TDecGop.h" |
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| 39 | #include "TDecCAVLC.h" |
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| 40 | #include "TDecSbac.h" |
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| 41 | #include "TDecBinCoder.h" |
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| 42 | #include "TDecBinCoderCABAC.h" |
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| 43 | #include "libmd5/MD5.h" |
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| 44 | #include "TLibCommon/SEI.h" |
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| 45 | #if SVC_EXTENSION |
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| 46 | #include "TDecTop.h" |
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[1029] | 47 | #if CONFORMANCE_BITSTREAM_MODE |
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| 48 | #include <algorithm> |
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[313] | 49 | #endif |
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[1029] | 50 | #endif |
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| 51 | |
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[313] | 52 | #include <time.h> |
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| 53 | |
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| 54 | extern Bool g_md5_mismatch; ///< top level flag to signal when there is a decode problem |
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| 55 | |
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[924] | 56 | #if CONFORMANCE_BITSTREAM_MODE |
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[930] | 57 | Bool pocCompareFunction( const TComPic &pic1, const TComPic &pic2 ) |
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[924] | 58 | { |
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[930] | 59 | return (const_cast<TComPic&>(pic1).getPOC() < const_cast<TComPic&>(pic2).getPOC()); |
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[924] | 60 | } |
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| 61 | #endif |
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[1029] | 62 | |
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[313] | 63 | //! \ingroup TLibDecoder |
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| 64 | //! \{ |
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[1029] | 65 | static Void calcAndPrintHashStatus(TComPicYuv& pic, const SEIDecodedPictureHash* pictureHashSEI); |
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[313] | 66 | // ==================================================================================================================== |
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| 67 | // Constructor / destructor / initialization / destroy |
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| 68 | // ==================================================================================================================== |
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| 69 | |
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| 70 | TDecGop::TDecGop() |
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| 71 | { |
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| 72 | m_dDecTime = 0; |
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| 73 | } |
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| 74 | |
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| 75 | TDecGop::~TDecGop() |
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| 76 | { |
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[1029] | 77 | |
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[313] | 78 | } |
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| 79 | |
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| 80 | #if SVC_EXTENSION |
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| 81 | Void TDecGop::create(UInt layerId) |
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| 82 | { |
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| 83 | m_layerId = layerId; |
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| 84 | } |
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| 85 | #else |
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| 86 | Void TDecGop::create() |
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| 87 | { |
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[1029] | 88 | |
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[313] | 89 | } |
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| 90 | #endif |
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| 91 | |
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| 92 | Void TDecGop::destroy() |
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| 93 | { |
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| 94 | } |
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[1029] | 95 | |
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[313] | 96 | #if SVC_EXTENSION |
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[1029] | 97 | Void TDecGop::init( TDecTop** ppcDecTop, |
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| 98 | TDecEntropy* pcEntropyDecoder, |
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[313] | 99 | #else |
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[1029] | 100 | Void TDecGop::init( TDecEntropy* pcEntropyDecoder, |
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[313] | 101 | #endif |
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[1029] | 102 | TDecSbac* pcSbacDecoder, |
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[313] | 103 | TDecBinCABAC* pcBinCABAC, |
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[1029] | 104 | TDecCavlc* pcCavlcDecoder, |
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| 105 | TDecSlice* pcSliceDecoder, |
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[313] | 106 | TComLoopFilter* pcLoopFilter, |
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| 107 | TComSampleAdaptiveOffset* pcSAO |
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| 108 | ) |
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| 109 | { |
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| 110 | m_pcEntropyDecoder = pcEntropyDecoder; |
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| 111 | m_pcSbacDecoder = pcSbacDecoder; |
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| 112 | m_pcBinCABAC = pcBinCABAC; |
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| 113 | m_pcCavlcDecoder = pcCavlcDecoder; |
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| 114 | m_pcSliceDecoder = pcSliceDecoder; |
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| 115 | m_pcLoopFilter = pcLoopFilter; |
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| 116 | m_pcSAO = pcSAO; |
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| 117 | #if SVC_EXTENSION |
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| 118 | m_ppcTDecTop = ppcDecTop; |
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| 119 | #endif |
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| 120 | } |
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| 121 | |
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| 122 | |
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| 123 | // ==================================================================================================================== |
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| 124 | // Private member functions |
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| 125 | // ==================================================================================================================== |
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| 126 | // ==================================================================================================================== |
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| 127 | // Public member functions |
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| 128 | // ==================================================================================================================== |
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| 129 | |
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[1029] | 130 | Void TDecGop::decompressSlice(TComInputBitstream* pcBitstream, TComPic* pcPic) |
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[313] | 131 | { |
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[1029] | 132 | TComSlice* pcSlice = pcPic->getSlice(pcPic->getCurrSliceIdx()); |
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[313] | 133 | // Table of extracted substreams. |
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| 134 | // These must be deallocated AND their internal fifos, too. |
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| 135 | TComInputBitstream **ppcSubstreams = NULL; |
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| 136 | |
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| 137 | //-- For time output for each slice |
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[1029] | 138 | clock_t iBeforeTime = clock(); |
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[313] | 139 | m_pcSbacDecoder->init( (TDecBinIf*)m_pcBinCABAC ); |
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| 140 | m_pcEntropyDecoder->setEntropyDecoder (m_pcSbacDecoder); |
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| 141 | |
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[1029] | 142 | const UInt uiNumSubstreams = pcSlice->getNumberOfSubstreamSizes()+1; |
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[313] | 143 | |
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| 144 | // init each couple {EntropyDecoder, Substream} |
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| 145 | ppcSubstreams = new TComInputBitstream*[uiNumSubstreams]; |
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| 146 | for ( UInt ui = 0 ; ui < uiNumSubstreams ; ui++ ) |
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| 147 | { |
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[1029] | 148 | ppcSubstreams[ui] = pcBitstream->extractSubstream(ui+1 < uiNumSubstreams ? (pcSlice->getSubstreamSize(ui)<<3) : pcBitstream->getNumBitsLeft()); |
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[313] | 149 | } |
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| 150 | |
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[1029] | 151 | m_pcSliceDecoder->decompressSlice( ppcSubstreams, pcPic, m_pcSbacDecoder); |
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[313] | 152 | // deallocate all created substreams, including internal buffers. |
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| 153 | for (UInt ui = 0; ui < uiNumSubstreams; ui++) |
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| 154 | { |
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| 155 | ppcSubstreams[ui]->deleteFifo(); |
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| 156 | delete ppcSubstreams[ui]; |
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| 157 | } |
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| 158 | delete[] ppcSubstreams; |
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| 159 | |
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| 160 | m_dDecTime += (Double)(clock()-iBeforeTime) / CLOCKS_PER_SEC; |
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| 161 | } |
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| 162 | |
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[1029] | 163 | Void TDecGop::filterPicture(TComPic* pcPic) |
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[313] | 164 | { |
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[1029] | 165 | TComSlice* pcSlice = pcPic->getSlice(pcPic->getCurrSliceIdx()); |
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[313] | 166 | |
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| 167 | //-- For time output for each slice |
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[1029] | 168 | clock_t iBeforeTime = clock(); |
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[313] | 169 | |
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| 170 | // deblocking filter |
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| 171 | Bool bLFCrossTileBoundary = pcSlice->getPPS()->getLoopFilterAcrossTilesEnabledFlag(); |
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| 172 | m_pcLoopFilter->setCfg(bLFCrossTileBoundary); |
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[1029] | 173 | m_pcLoopFilter->loopFilterPic( pcPic ); |
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| 174 | |
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[313] | 175 | if( pcSlice->getSPS()->getUseSAO() ) |
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| 176 | { |
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[1029] | 177 | m_pcSAO->reconstructBlkSAOParams(pcPic, pcPic->getPicSym()->getSAOBlkParam()); |
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| 178 | m_pcSAO->SAOProcess(pcPic); |
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| 179 | m_pcSAO->PCMLFDisableProcess(pcPic); |
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[313] | 180 | } |
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[1029] | 181 | |
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| 182 | pcPic->compressMotion(); |
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[313] | 183 | Char c = (pcSlice->isIntra() ? 'I' : pcSlice->isInterP() ? 'P' : 'B'); |
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[1246] | 184 | if (!pcSlice->isReferenced()) |
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| 185 | { |
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| 186 | c += 32; |
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| 187 | } |
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[313] | 188 | |
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| 189 | //-- For time output for each slice |
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| 190 | #if SVC_EXTENSION |
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[1029] | 191 | printf("POC %4d LId: %1d TId: %1d ( %c-SLICE %s, QP%3d ) ", pcSlice->getPOC(), |
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| 192 | pcPic->getLayerId(), |
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[313] | 193 | pcSlice->getTLayer(), |
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| 194 | c, |
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[588] | 195 | NaluToStr( pcSlice->getNalUnitType() ).data(), |
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[313] | 196 | pcSlice->getSliceQp() ); |
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| 197 | #else |
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[1029] | 198 | printf("POC %4d TId: %1d ( %c-SLICE, QP%3d ) ", pcSlice->getPOC(), |
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| 199 | pcSlice->getTLayer(), |
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| 200 | c, |
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| 201 | pcSlice->getSliceQp() ); |
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| 202 | |
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[313] | 203 | #endif |
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| 204 | m_dDecTime += (Double)(clock()-iBeforeTime) / CLOCKS_PER_SEC; |
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| 205 | printf ("[DT %6.3f] ", m_dDecTime ); |
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| 206 | m_dDecTime = 0; |
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| 207 | |
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| 208 | for (Int iRefList = 0; iRefList < 2; iRefList++) |
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| 209 | { |
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| 210 | printf ("[L%d ", iRefList); |
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| 211 | for (Int iRefIndex = 0; iRefIndex < pcSlice->getNumRefIdx(RefPicList(iRefList)); iRefIndex++) |
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| 212 | { |
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[442] | 213 | #if SVC_EXTENSION |
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[313] | 214 | if( pcSlice->getRefPic(RefPicList(iRefList), iRefIndex)->isILR( m_layerId ) ) |
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| 215 | { |
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[840] | 216 | UInt refLayerId = pcSlice->getRefPic(RefPicList(iRefList), iRefIndex)->getLayerId(); |
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[890] | 217 | UInt refLayerIdc = pcSlice->getReferenceLayerIdc(refLayerId); |
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[840] | 218 | assert( g_posScalingFactor[refLayerIdc][0] ); |
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| 219 | assert( g_posScalingFactor[refLayerIdc][1] ); |
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| 220 | |
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[841] | 221 | printf( "%d(%d, {%1.2f, %1.2f}x)", pcSlice->getRefPOC(RefPicList(iRefList), iRefIndex), refLayerId, 65536.0/g_posScalingFactor[refLayerIdc][0], 65536.0/g_posScalingFactor[refLayerIdc][1] ); |
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[313] | 222 | } |
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| 223 | else |
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[442] | 224 | { |
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| 225 | printf ("%d", pcSlice->getRefPOC(RefPicList(iRefList), iRefIndex)); |
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| 226 | } |
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[1148] | 227 | |
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[442] | 228 | if( pcSlice->getEnableTMVPFlag() && iRefList == 1 - pcSlice->getColFromL0Flag() && iRefIndex == pcSlice->getColRefIdx() ) |
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| 229 | { |
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| 230 | printf( "c" ); |
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| 231 | } |
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| 232 | |
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| 233 | printf( " " ); |
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| 234 | #else |
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[313] | 235 | printf ("%d ", pcSlice->getRefPOC(RefPicList(iRefList), iRefIndex)); |
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[442] | 236 | #endif |
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[313] | 237 | } |
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| 238 | printf ("] "); |
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| 239 | } |
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| 240 | if (m_decodedPictureHashSEIEnabled) |
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| 241 | { |
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[1029] | 242 | SEIMessages pictureHashes = getSeisByType(pcPic->getSEIs(), SEI::DECODED_PICTURE_HASH ); |
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[313] | 243 | const SEIDecodedPictureHash *hash = ( pictureHashes.size() > 0 ) ? (SEIDecodedPictureHash*) *(pictureHashes.begin()) : NULL; |
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| 244 | if (pictureHashes.size() > 1) |
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| 245 | { |
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| 246 | printf ("Warning: Got multiple decoded picture hash SEI messages. Using first."); |
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| 247 | } |
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[1029] | 248 | calcAndPrintHashStatus(*(pcPic->getPicYuvRec()), hash); |
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[313] | 249 | } |
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[924] | 250 | #if CONFORMANCE_BITSTREAM_MODE |
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[1049] | 251 | if( this->getLayerDec(pcPic->getLayerId())->getConfModeFlag() ) |
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[924] | 252 | { |
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| 253 | // Add this reconstructed picture to the parallel buffer. |
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[1049] | 254 | std::vector<TComPic> *thisLayerBuffer = (this->getLayerDec(pcPic->getLayerId()))->getConfListPic(); |
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[1029] | 255 | thisLayerBuffer->push_back(*pcPic); |
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[924] | 256 | std::sort( thisLayerBuffer->begin(), thisLayerBuffer->end(), pocCompareFunction ); |
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| 257 | } |
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| 258 | #endif |
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[313] | 259 | |
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[1029] | 260 | printf("\n"); |
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| 261 | |
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| 262 | pcPic->setOutputMark(pcPic->getSlice(0)->getPicOutputFlag() ? true : false); |
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| 263 | pcPic->setReconMark(true); |
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[313] | 264 | } |
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| 265 | |
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| 266 | /** |
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| 267 | * Calculate and print hash for pic, compare to picture_digest SEI if |
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| 268 | * present in seis. seis may be NULL. Hash is printed to stdout, in |
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| 269 | * a manner suitable for the status line. Theformat is: |
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| 270 | * [Hash_type:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx,(yyy)] |
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| 271 | * Where, x..x is the hash |
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| 272 | * yyy has the following meanings: |
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| 273 | * OK - calculated hash matches the SEI message |
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| 274 | * ***ERROR*** - calculated hash does not match the SEI message |
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| 275 | * unk - no SEI message was available for comparison |
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| 276 | */ |
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[1029] | 277 | static Void calcAndPrintHashStatus(TComPicYuv& pic, const SEIDecodedPictureHash* pictureHashSEI) |
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[313] | 278 | { |
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| 279 | /* calculate MD5sum for entire reconstructed picture */ |
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[1029] | 280 | TComDigest recon_digest; |
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[313] | 281 | Int numChar=0; |
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| 282 | const Char* hashType = "\0"; |
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| 283 | |
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| 284 | if (pictureHashSEI) |
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| 285 | { |
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| 286 | switch (pictureHashSEI->method) |
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| 287 | { |
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[1029] | 288 | case SEIDecodedPictureHash::MD5: |
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| 289 | { |
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| 290 | hashType = "MD5"; |
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| 291 | numChar = calcMD5(pic, recon_digest); |
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| 292 | break; |
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| 293 | } |
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| 294 | case SEIDecodedPictureHash::CRC: |
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| 295 | { |
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| 296 | hashType = "CRC"; |
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| 297 | numChar = calcCRC(pic, recon_digest); |
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| 298 | break; |
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| 299 | } |
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| 300 | case SEIDecodedPictureHash::CHECKSUM: |
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| 301 | { |
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| 302 | hashType = "Checksum"; |
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| 303 | numChar = calcChecksum(pic, recon_digest); |
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| 304 | break; |
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| 305 | } |
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| 306 | default: |
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| 307 | { |
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| 308 | assert (!"unknown hash type"); |
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| 309 | break; |
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| 310 | } |
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[313] | 311 | } |
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| 312 | } |
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| 313 | |
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| 314 | /* compare digest against received version */ |
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| 315 | const Char* ok = "(unk)"; |
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| 316 | Bool mismatch = false; |
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| 317 | |
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| 318 | if (pictureHashSEI) |
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| 319 | { |
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| 320 | ok = "(OK)"; |
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[1029] | 321 | if (recon_digest != pictureHashSEI->m_digest) |
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[313] | 322 | { |
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[1029] | 323 | ok = "(***ERROR***)"; |
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| 324 | mismatch = true; |
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[313] | 325 | } |
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| 326 | } |
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| 327 | |
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[1029] | 328 | printf("[%s:%s,%s] ", hashType, digestToString(recon_digest, numChar).c_str(), ok); |
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[313] | 329 | |
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| 330 | if (mismatch) |
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| 331 | { |
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| 332 | g_md5_mismatch = true; |
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[1029] | 333 | printf("[rx%s:%s] ", hashType, digestToString(pictureHashSEI->m_digest, numChar).c_str()); |
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[313] | 334 | } |
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| 335 | } |
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[856] | 336 | |
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[313] | 337 | //! \} |
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