| 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 TDecCAVLC.cpp |
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| 35 | \brief CAVLC decoder class |
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| 36 | */ |
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| 37 | |
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| 38 | #include "TDecCAVLC.h" |
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| 39 | #include "SEIread.h" |
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| 40 | #include "TDecSlice.h" |
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| 41 | #include "TLibCommon/TComChromaFormat.h" |
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| 42 | #if RExt__DECODER_DEBUG_BIT_STATISTICS |
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| 43 | #include "TLibCommon/TComCodingStatistics.h" |
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| 44 | #endif |
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| 45 | #if NH_MV |
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| 46 | #include "TDecTop.h" |
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| 47 | #endif |
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| 48 | |
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| 49 | //! \ingroup TLibDecoder |
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| 50 | //! \{ |
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| 51 | |
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| 52 | #if ENC_DEC_TRACE |
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| 53 | #if !H_MV_ENC_DEC_TRAC |
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| 54 | Void xTraceVPSHeader () |
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| 55 | { |
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| 56 | fprintf( g_hTrace, "=========== Video Parameter Set ===========\n" ); |
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| 57 | } |
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| 58 | |
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| 59 | Void xTraceSPSHeader () |
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| 60 | { |
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| 61 | fprintf( g_hTrace, "=========== Sequence Parameter Set ===========\n" ); |
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| 62 | } |
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| 63 | |
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| 64 | Void xTracePPSHeader () |
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| 65 | { |
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| 66 | fprintf( g_hTrace, "=========== Picture Parameter Set ===========\n"); |
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| 67 | } |
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| 68 | #endif |
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| 69 | #endif |
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| 70 | // ==================================================================================================================== |
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| 71 | // Constructor / destructor / create / destroy |
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| 72 | // ==================================================================================================================== |
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| 73 | |
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| 74 | TDecCavlc::TDecCavlc() |
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| 75 | { |
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| 76 | } |
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| 77 | |
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| 78 | TDecCavlc::~TDecCavlc() |
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| 79 | { |
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| 80 | |
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| 81 | } |
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| 82 | |
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| 83 | // ==================================================================================================================== |
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| 84 | // Public member functions |
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| 85 | // ==================================================================================================================== |
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| 86 | |
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| 87 | Void TDecCavlc::parseShortTermRefPicSet( TComSPS* sps, TComReferencePictureSet* rps, Int idx ) |
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| 88 | { |
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| 89 | UInt code; |
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| 90 | UInt interRPSPred; |
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| 91 | if (idx > 0) |
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| 92 | { |
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| 93 | READ_FLAG(interRPSPred, "inter_ref_pic_set_prediction_flag"); rps->setInterRPSPrediction(interRPSPred); |
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| 94 | } |
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| 95 | else |
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| 96 | { |
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| 97 | interRPSPred = false; |
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| 98 | rps->setInterRPSPrediction(false); |
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| 99 | } |
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| 100 | |
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| 101 | if (interRPSPred) |
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| 102 | { |
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| 103 | UInt bit; |
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| 104 | if(idx == sps->getRPSList()->getNumberOfReferencePictureSets()) |
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| 105 | { |
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| 106 | READ_UVLC(code, "delta_idx_minus1" ); // delta index of the Reference Picture Set used for prediction minus 1 |
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| 107 | } |
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| 108 | else |
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| 109 | { |
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| 110 | code = 0; |
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| 111 | } |
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| 112 | assert(code <= idx-1); // delta_idx_minus1 shall not be larger than idx-1, otherwise we will predict from a negative row position that does not exist. When idx equals 0 there is no legal value and interRPSPred must be zero. See J0185-r2 |
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| 113 | Int rIdx = idx - 1 - code; |
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| 114 | assert (rIdx <= idx-1 && rIdx >= 0); // Made assert tighter; if rIdx = idx then prediction is done from itself. rIdx must belong to range 0, idx-1, inclusive, see J0185-r2 |
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| 115 | TComReferencePictureSet* rpsRef = sps->getRPSList()->getReferencePictureSet(rIdx); |
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| 116 | Int k = 0, k0 = 0, k1 = 0; |
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| 117 | READ_CODE(1, bit, "delta_rps_sign"); // delta_RPS_sign |
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| 118 | READ_UVLC(code, "abs_delta_rps_minus1"); // absolute delta RPS minus 1 |
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| 119 | Int deltaRPS = (1 - 2 * bit) * (code + 1); // delta_RPS |
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| 120 | for(Int j=0 ; j <= rpsRef->getNumberOfPictures(); j++) |
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| 121 | { |
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| 122 | READ_CODE(1, bit, "used_by_curr_pic_flag" ); //first bit is "1" if Idc is 1 |
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| 123 | Int refIdc = bit; |
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| 124 | if (refIdc == 0) |
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| 125 | { |
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| 126 | READ_CODE(1, bit, "use_delta_flag" ); //second bit is "1" if Idc is 2, "0" otherwise. |
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| 127 | refIdc = bit<<1; //second bit is "1" if refIdc is 2, "0" if refIdc = 0. |
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| 128 | } |
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| 129 | if (refIdc == 1 || refIdc == 2) |
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| 130 | { |
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| 131 | Int deltaPOC = deltaRPS + ((j < rpsRef->getNumberOfPictures())? rpsRef->getDeltaPOC(j) : 0); |
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| 132 | rps->setDeltaPOC(k, deltaPOC); |
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| 133 | rps->setUsed(k, (refIdc == 1)); |
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| 134 | |
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| 135 | if (deltaPOC < 0) |
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| 136 | { |
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| 137 | k0++; |
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| 138 | } |
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| 139 | else |
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| 140 | { |
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| 141 | k1++; |
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| 142 | } |
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| 143 | k++; |
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| 144 | } |
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| 145 | rps->setRefIdc(j,refIdc); |
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| 146 | } |
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| 147 | rps->setNumRefIdc(rpsRef->getNumberOfPictures()+1); |
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| 148 | rps->setNumberOfPictures(k); |
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| 149 | rps->setNumberOfNegativePictures(k0); |
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| 150 | rps->setNumberOfPositivePictures(k1); |
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| 151 | rps->sortDeltaPOC(); |
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| 152 | } |
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| 153 | else |
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| 154 | { |
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| 155 | READ_UVLC(code, "num_negative_pics"); rps->setNumberOfNegativePictures(code); |
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| 156 | READ_UVLC(code, "num_positive_pics"); rps->setNumberOfPositivePictures(code); |
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| 157 | Int prev = 0; |
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| 158 | Int poc; |
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| 159 | for(Int j=0 ; j < rps->getNumberOfNegativePictures(); j++) |
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| 160 | { |
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| 161 | READ_UVLC(code, "delta_poc_s0_minus1"); |
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| 162 | poc = prev-code-1; |
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| 163 | prev = poc; |
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| 164 | rps->setDeltaPOC(j,poc); |
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| 165 | READ_FLAG(code, "used_by_curr_pic_s0_flag"); rps->setUsed(j,code); |
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| 166 | } |
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| 167 | prev = 0; |
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| 168 | for(Int j=rps->getNumberOfNegativePictures(); j < rps->getNumberOfNegativePictures()+rps->getNumberOfPositivePictures(); j++) |
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| 169 | { |
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| 170 | READ_UVLC(code, "delta_poc_s1_minus1"); |
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| 171 | poc = prev+code+1; |
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| 172 | prev = poc; |
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| 173 | rps->setDeltaPOC(j,poc); |
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| 174 | READ_FLAG(code, "used_by_curr_pic_s1_flag"); rps->setUsed(j,code); |
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| 175 | } |
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| 176 | rps->setNumberOfPictures(rps->getNumberOfNegativePictures()+rps->getNumberOfPositivePictures()); |
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| 177 | } |
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| 178 | #if PRINT_RPS_INFO |
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| 179 | rps->printDeltaPOC(); |
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| 180 | #endif |
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| 181 | } |
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| 182 | |
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| 183 | Void TDecCavlc::parsePPS(TComPPS* pcPPS) |
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| 184 | { |
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| 185 | #if ENC_DEC_TRACE |
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| 186 | #if H_MV_ENC_DEC_TRAC |
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| 187 | tracePSHeader( "PPS", pcPPS->getLayerId() ); |
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| 188 | #else |
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| 189 | xTracePPSHeader (); |
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| 190 | #endif |
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| 191 | #endif |
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| 192 | UInt uiCode; |
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| 193 | |
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| 194 | Int iCode; |
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| 195 | |
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| 196 | READ_UVLC( uiCode, "pps_pic_parameter_set_id"); |
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| 197 | assert(uiCode <= 63); |
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| 198 | pcPPS->setPPSId (uiCode); |
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| 199 | |
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| 200 | READ_UVLC( uiCode, "pps_seq_parameter_set_id"); |
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| 201 | assert(uiCode <= 15); |
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| 202 | pcPPS->setSPSId (uiCode); |
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| 203 | |
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| 204 | READ_FLAG( uiCode, "dependent_slice_segments_enabled_flag" ); pcPPS->setDependentSliceSegmentsEnabledFlag ( uiCode == 1 ); |
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| 205 | |
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| 206 | READ_FLAG( uiCode, "output_flag_present_flag" ); pcPPS->setOutputFlagPresentFlag( uiCode==1 ); |
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| 207 | |
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| 208 | READ_CODE(3, uiCode, "num_extra_slice_header_bits"); pcPPS->setNumExtraSliceHeaderBits(uiCode); |
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| 209 | |
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| 210 | READ_FLAG ( uiCode, "sign_data_hiding_flag" ); pcPPS->setSignHideFlag( uiCode ); |
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| 211 | |
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| 212 | READ_FLAG( uiCode, "cabac_init_present_flag" ); pcPPS->setCabacInitPresentFlag( uiCode ? true : false ); |
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| 213 | |
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| 214 | READ_UVLC(uiCode, "num_ref_idx_l0_default_active_minus1"); |
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| 215 | assert(uiCode <= 14); |
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| 216 | pcPPS->setNumRefIdxL0DefaultActive(uiCode+1); |
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| 217 | |
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| 218 | READ_UVLC(uiCode, "num_ref_idx_l1_default_active_minus1"); |
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| 219 | assert(uiCode <= 14); |
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| 220 | pcPPS->setNumRefIdxL1DefaultActive(uiCode+1); |
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| 221 | |
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| 222 | READ_SVLC(iCode, "init_qp_minus26" ); pcPPS->setPicInitQPMinus26(iCode); |
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| 223 | READ_FLAG( uiCode, "constrained_intra_pred_flag" ); pcPPS->setConstrainedIntraPred( uiCode ? true : false ); |
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| 224 | READ_FLAG( uiCode, "transform_skip_enabled_flag" ); |
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| 225 | pcPPS->setUseTransformSkip ( uiCode ? true : false ); |
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| 226 | |
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| 227 | READ_FLAG( uiCode, "cu_qp_delta_enabled_flag" ); pcPPS->setUseDQP( uiCode ? true : false ); |
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| 228 | if( pcPPS->getUseDQP() ) |
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| 229 | { |
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| 230 | READ_UVLC( uiCode, "diff_cu_qp_delta_depth" ); |
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| 231 | pcPPS->setMaxCuDQPDepth( uiCode ); |
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| 232 | } |
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| 233 | else |
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| 234 | { |
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| 235 | pcPPS->setMaxCuDQPDepth( 0 ); |
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| 236 | } |
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| 237 | READ_SVLC( iCode, "pps_cb_qp_offset"); |
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| 238 | pcPPS->setQpOffset(COMPONENT_Cb, iCode); |
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| 239 | assert( pcPPS->getQpOffset(COMPONENT_Cb) >= -12 ); |
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| 240 | assert( pcPPS->getQpOffset(COMPONENT_Cb) <= 12 ); |
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| 241 | |
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| 242 | READ_SVLC( iCode, "pps_cr_qp_offset"); |
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| 243 | pcPPS->setQpOffset(COMPONENT_Cr, iCode); |
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| 244 | assert( pcPPS->getQpOffset(COMPONENT_Cr) >= -12 ); |
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| 245 | assert( pcPPS->getQpOffset(COMPONENT_Cr) <= 12 ); |
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| 246 | |
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| 247 | assert(MAX_NUM_COMPONENT<=3); |
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| 248 | |
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| 249 | READ_FLAG( uiCode, "pps_slice_chroma_qp_offsets_present_flag" ); |
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| 250 | pcPPS->setSliceChromaQpFlag( uiCode ? true : false ); |
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| 251 | |
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| 252 | READ_FLAG( uiCode, "weighted_pred_flag" ); // Use of Weighting Prediction (P_SLICE) |
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| 253 | pcPPS->setUseWP( uiCode==1 ); |
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| 254 | READ_FLAG( uiCode, "weighted_bipred_flag" ); // Use of Bi-Directional Weighting Prediction (B_SLICE) |
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| 255 | pcPPS->setWPBiPred( uiCode==1 ); |
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| 256 | |
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| 257 | READ_FLAG( uiCode, "transquant_bypass_enable_flag"); |
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| 258 | pcPPS->setTransquantBypassEnableFlag(uiCode ? true : false); |
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| 259 | READ_FLAG( uiCode, "tiles_enabled_flag" ); pcPPS->setTilesEnabledFlag ( uiCode == 1 ); |
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| 260 | READ_FLAG( uiCode, "entropy_coding_sync_enabled_flag" ); pcPPS->setEntropyCodingSyncEnabledFlag( uiCode == 1 ); |
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| 261 | |
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| 262 | if( pcPPS->getTilesEnabledFlag() ) |
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| 263 | { |
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| 264 | READ_UVLC ( uiCode, "num_tile_columns_minus1" ); pcPPS->setNumTileColumnsMinus1( uiCode ); |
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| 265 | READ_UVLC ( uiCode, "num_tile_rows_minus1" ); pcPPS->setNumTileRowsMinus1( uiCode ); |
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| 266 | READ_FLAG ( uiCode, "uniform_spacing_flag" ); pcPPS->setTileUniformSpacingFlag( uiCode == 1 ); |
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| 267 | |
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| 268 | const UInt tileColumnsMinus1 = pcPPS->getNumTileColumnsMinus1(); |
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| 269 | const UInt tileRowsMinus1 = pcPPS->getNumTileRowsMinus1(); |
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| 270 | |
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| 271 | if ( !pcPPS->getTileUniformSpacingFlag()) |
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| 272 | { |
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| 273 | if (tileColumnsMinus1 > 0) |
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| 274 | { |
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| 275 | std::vector<Int> columnWidth(tileColumnsMinus1); |
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| 276 | for(UInt i = 0; i < tileColumnsMinus1; i++) |
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| 277 | { |
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| 278 | READ_UVLC( uiCode, "column_width_minus1" ); |
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| 279 | columnWidth[i] = uiCode+1; |
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| 280 | } |
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| 281 | pcPPS->setTileColumnWidth(columnWidth); |
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| 282 | } |
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| 283 | |
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| 284 | if (tileRowsMinus1 > 0) |
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| 285 | { |
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| 286 | std::vector<Int> rowHeight (tileRowsMinus1); |
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| 287 | for(UInt i = 0; i < tileRowsMinus1; i++) |
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| 288 | { |
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| 289 | READ_UVLC( uiCode, "row_height_minus1" ); |
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| 290 | rowHeight[i] = uiCode + 1; |
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| 291 | } |
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| 292 | pcPPS->setTileRowHeight(rowHeight); |
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| 293 | } |
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| 294 | } |
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| 295 | |
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| 296 | if ((tileColumnsMinus1 + tileRowsMinus1) != 0) |
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| 297 | { |
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| 298 | READ_FLAG ( uiCode, "loop_filter_across_tiles_enabled_flag" ); pcPPS->setLoopFilterAcrossTilesEnabledFlag( uiCode ? true : false ); |
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| 299 | } |
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| 300 | } |
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| 301 | READ_FLAG( uiCode, "pps_loop_filter_across_slices_enabled_flag" ); pcPPS->setLoopFilterAcrossSlicesEnabledFlag( uiCode ? true : false ); |
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| 302 | READ_FLAG( uiCode, "deblocking_filter_control_present_flag" ); pcPPS->setDeblockingFilterControlPresentFlag( uiCode ? true : false ); |
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| 303 | if(pcPPS->getDeblockingFilterControlPresentFlag()) |
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| 304 | { |
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| 305 | READ_FLAG( uiCode, "deblocking_filter_override_enabled_flag" ); pcPPS->setDeblockingFilterOverrideEnabledFlag( uiCode ? true : false ); |
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| 306 | READ_FLAG( uiCode, "pps_disable_deblocking_filter_flag" ); pcPPS->setPicDisableDeblockingFilterFlag(uiCode ? true : false ); |
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| 307 | if(!pcPPS->getPicDisableDeblockingFilterFlag()) |
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| 308 | { |
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| 309 | READ_SVLC ( iCode, "pps_beta_offset_div2" ); pcPPS->setDeblockingFilterBetaOffsetDiv2( iCode ); |
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| 310 | READ_SVLC ( iCode, "pps_tc_offset_div2" ); pcPPS->setDeblockingFilterTcOffsetDiv2( iCode ); |
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| 311 | } |
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| 312 | } |
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| 313 | READ_FLAG( uiCode, "pps_scaling_list_data_present_flag" ); pcPPS->setScalingListPresentFlag( uiCode ? true : false ); |
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| 314 | if(pcPPS->getScalingListPresentFlag ()) |
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| 315 | { |
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| 316 | parseScalingList( &(pcPPS->getScalingList()) ); |
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| 317 | } |
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| 318 | |
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| 319 | READ_FLAG( uiCode, "lists_modification_present_flag"); |
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| 320 | pcPPS->setListsModificationPresentFlag(uiCode); |
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| 321 | |
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| 322 | READ_UVLC( uiCode, "log2_parallel_merge_level_minus2"); |
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| 323 | pcPPS->setLog2ParallelMergeLevelMinus2 (uiCode); |
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| 324 | |
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| 325 | READ_FLAG( uiCode, "slice_segment_header_extension_present_flag"); |
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| 326 | pcPPS->setSliceHeaderExtensionPresentFlag(uiCode); |
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| 327 | |
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| 328 | READ_FLAG( uiCode, "pps_extension_present_flag"); |
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| 329 | if (uiCode) |
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| 330 | { |
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| 331 | #if NH_MV |
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| 332 | READ_FLAG( uiCode, "pps_range_extensions_flag" ); pcPPS->setPpsRangeExtensionsFlag( uiCode == 1 ); |
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| 333 | READ_FLAG( uiCode, "pps_multilayer_extension_flag" ); pcPPS->setPpsMultilayerExtensionFlag( uiCode == 1 ); |
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| 334 | READ_FLAG( uiCode, "pps_3d_extension_flag" ); pcPPS->setPps3dExtensionFlag( uiCode == 1 ); |
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| 335 | READ_CODE( 5, uiCode, "pps_extension_5bits" ); pcPPS->setPpsExtension5bits( uiCode ); |
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| 336 | if ( pcPPS->getPpsRangeExtensionsFlag() ) |
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| 337 | { |
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| 338 | TComPPSRExt &ppsRangeExtension = pcPPS->getPpsRangeExtension(); |
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| 339 | |
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| 340 | if (pcPPS->getUseTransformSkip()) |
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| 341 | { |
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| 342 | READ_UVLC( uiCode, "log2_max_transform_skip_block_size_minus2"); |
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| 343 | ppsRangeExtension.setLog2MaxTransformSkipBlockSize(uiCode+2); |
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| 344 | } |
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| 345 | |
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| 346 | READ_FLAG( uiCode, "cross_component_prediction_enabled_flag"); |
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| 347 | ppsRangeExtension.setCrossComponentPredictionEnabledFlag(uiCode != 0); |
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| 348 | |
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| 349 | READ_FLAG( uiCode, "chroma_qp_offset_list_enabled_flag"); |
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| 350 | if (uiCode == 0) |
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| 351 | { |
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| 352 | ppsRangeExtension.clearChromaQpOffsetList(); |
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| 353 | ppsRangeExtension.setDiffCuChromaQpOffsetDepth(0); |
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| 354 | } |
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| 355 | else |
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| 356 | { |
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| 357 | READ_UVLC(uiCode, "diff_cu_chroma_qp_offset_depth"); ppsRangeExtension.setDiffCuChromaQpOffsetDepth(uiCode); |
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| 358 | UInt tableSizeMinus1 = 0; |
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| 359 | READ_UVLC(tableSizeMinus1, "chroma_qp_offset_list_len_minus1"); |
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| 360 | assert(tableSizeMinus1 < MAX_QP_OFFSET_LIST_SIZE); |
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| 361 | |
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| 362 | for (Int cuChromaQpOffsetIdx = 0; cuChromaQpOffsetIdx <= (tableSizeMinus1); cuChromaQpOffsetIdx++) |
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| 363 | { |
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| 364 | Int cbOffset; |
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| 365 | Int crOffset; |
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| 366 | READ_SVLC(cbOffset, "cb_qp_offset_list[i]"); |
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| 367 | assert(cbOffset >= -12 && cbOffset <= 12); |
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| 368 | READ_SVLC(crOffset, "cr_qp_offset_list[i]"); |
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| 369 | assert(crOffset >= -12 && crOffset <= 12); |
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| 370 | // table uses +1 for index (see comment inside the function) |
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| 371 | ppsRangeExtension.setChromaQpOffsetListEntry(cuChromaQpOffsetIdx+1, cbOffset, crOffset); |
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| 372 | } |
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| 373 | assert(ppsRangeExtension.getChromaQpOffsetListLen() == tableSizeMinus1 + 1); |
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| 374 | } |
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| 375 | |
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| 376 | READ_UVLC( uiCode, "log2_sao_offset_scale_luma"); |
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| 377 | ppsRangeExtension.setLog2SaoOffsetScale(CHANNEL_TYPE_LUMA, uiCode); |
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| 378 | READ_UVLC( uiCode, "log2_sao_offset_scale_chroma"); |
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| 379 | ppsRangeExtension.setLog2SaoOffsetScale(CHANNEL_TYPE_CHROMA, uiCode); } |
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| 380 | |
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| 381 | if ( pcPPS->getPpsMultilayerExtensionFlag() ) |
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| 382 | { |
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| 383 | parsePpsMultilayerExtension( pcPPS ); |
|---|
| 384 | } |
|---|
| 385 | |
|---|
| 386 | if ( pcPPS->getPps3dExtensionFlag() ) |
|---|
| 387 | { |
|---|
| 388 | #if NH_3D |
|---|
| 389 | parsePps3dExtension( pcPPS ); |
|---|
| 390 | #endif |
|---|
| 391 | } |
|---|
| 392 | #if NH_3D |
|---|
| 393 | if ( pcPPS->getPpsExtension5bits() ) |
|---|
| 394 | #else |
|---|
| 395 | if ( pcPPS->getPpsExtension5bits() || pcPPS->getPps3dExtensionFlag() ) |
|---|
| 396 | #endif |
|---|
| 397 | { |
|---|
| 398 | while ( xMoreRbspData() ) |
|---|
| 399 | { |
|---|
| 400 | READ_FLAG( uiCode, "pps_extension_data_flag"); |
|---|
| 401 | } |
|---|
| 402 | } |
|---|
| 403 | |
|---|
| 404 | #else |
|---|
| 405 | #if ENC_DEC_TRACE || RExt__DECODER_DEBUG_BIT_STATISTICS |
|---|
| 406 | static const char *syntaxStrings[]={ "pps_range_extension_flag", |
|---|
| 407 | "pps_multilayer_extension_flag", |
|---|
| 408 | "pps_extension_6bits[0]", |
|---|
| 409 | "pps_extension_6bits[1]", |
|---|
| 410 | "pps_extension_6bits[2]", |
|---|
| 411 | "pps_extension_6bits[3]", |
|---|
| 412 | "pps_extension_6bits[4]", |
|---|
| 413 | "pps_extension_6bits[5]" }; |
|---|
| 414 | #endif |
|---|
| 415 | |
|---|
| 416 | Bool pps_extension_flags[NUM_PPS_EXTENSION_FLAGS]; |
|---|
| 417 | for(Int i=0; i<NUM_PPS_EXTENSION_FLAGS; i++) |
|---|
| 418 | { |
|---|
| 419 | READ_FLAG( uiCode, syntaxStrings[i] ); |
|---|
| 420 | pps_extension_flags[i] = uiCode!=0; |
|---|
| 421 | } |
|---|
| 422 | |
|---|
| 423 | Bool bSkipTrailingExtensionBits=false; |
|---|
| 424 | for(Int i=0; i<NUM_PPS_EXTENSION_FLAGS; i++) // loop used so that the order is determined by the enum. |
|---|
| 425 | { |
|---|
| 426 | if (pps_extension_flags[i]) |
|---|
| 427 | { |
|---|
| 428 | switch (PPSExtensionFlagIndex(i)) |
|---|
| 429 | { |
|---|
| 430 | case PPS_EXT__REXT: |
|---|
| 431 | { |
|---|
| 432 | TComPPSRExt &ppsRangeExtension = pcPPS->getPpsRangeExtension(); |
|---|
| 433 | assert(!bSkipTrailingExtensionBits); |
|---|
| 434 | |
|---|
| 435 | if (pcPPS->getUseTransformSkip()) |
|---|
| 436 | { |
|---|
| 437 | READ_UVLC( uiCode, "log2_max_transform_skip_block_size_minus2"); |
|---|
| 438 | ppsRangeExtension.setLog2MaxTransformSkipBlockSize(uiCode+2); |
|---|
| 439 | } |
|---|
| 440 | |
|---|
| 441 | READ_FLAG( uiCode, "cross_component_prediction_enabled_flag"); |
|---|
| 442 | ppsRangeExtension.setCrossComponentPredictionEnabledFlag(uiCode != 0); |
|---|
| 443 | |
|---|
| 444 | READ_FLAG( uiCode, "chroma_qp_offset_list_enabled_flag"); |
|---|
| 445 | if (uiCode == 0) |
|---|
| 446 | { |
|---|
| 447 | ppsRangeExtension.clearChromaQpOffsetList(); |
|---|
| 448 | ppsRangeExtension.setDiffCuChromaQpOffsetDepth(0); |
|---|
| 449 | } |
|---|
| 450 | else |
|---|
| 451 | { |
|---|
| 452 | READ_UVLC(uiCode, "diff_cu_chroma_qp_offset_depth"); ppsRangeExtension.setDiffCuChromaQpOffsetDepth(uiCode); |
|---|
| 453 | UInt tableSizeMinus1 = 0; |
|---|
| 454 | READ_UVLC(tableSizeMinus1, "chroma_qp_offset_list_len_minus1"); |
|---|
| 455 | assert(tableSizeMinus1 < MAX_QP_OFFSET_LIST_SIZE); |
|---|
| 456 | |
|---|
| 457 | for (Int cuChromaQpOffsetIdx = 0; cuChromaQpOffsetIdx <= (tableSizeMinus1); cuChromaQpOffsetIdx++) |
|---|
| 458 | { |
|---|
| 459 | Int cbOffset; |
|---|
| 460 | Int crOffset; |
|---|
| 461 | READ_SVLC(cbOffset, "cb_qp_offset_list[i]"); |
|---|
| 462 | assert(cbOffset >= -12 && cbOffset <= 12); |
|---|
| 463 | READ_SVLC(crOffset, "cr_qp_offset_list[i]"); |
|---|
| 464 | assert(crOffset >= -12 && crOffset <= 12); |
|---|
| 465 | // table uses +1 for index (see comment inside the function) |
|---|
| 466 | ppsRangeExtension.setChromaQpOffsetListEntry(cuChromaQpOffsetIdx+1, cbOffset, crOffset); |
|---|
| 467 | } |
|---|
| 468 | assert(ppsRangeExtension.getChromaQpOffsetListLen() == tableSizeMinus1 + 1); |
|---|
| 469 | } |
|---|
| 470 | |
|---|
| 471 | READ_UVLC( uiCode, "log2_sao_offset_scale_luma"); |
|---|
| 472 | ppsRangeExtension.setLog2SaoOffsetScale(CHANNEL_TYPE_LUMA, uiCode); |
|---|
| 473 | READ_UVLC( uiCode, "log2_sao_offset_scale_chroma"); |
|---|
| 474 | ppsRangeExtension.setLog2SaoOffsetScale(CHANNEL_TYPE_CHROMA, uiCode); |
|---|
| 475 | } |
|---|
| 476 | break; |
|---|
| 477 | default: |
|---|
| 478 | bSkipTrailingExtensionBits=true; |
|---|
| 479 | break; |
|---|
| 480 | } |
|---|
| 481 | } |
|---|
| 482 | } |
|---|
| 483 | if (bSkipTrailingExtensionBits) |
|---|
| 484 | { |
|---|
| 485 | while ( xMoreRbspData() ) |
|---|
| 486 | { |
|---|
| 487 | READ_FLAG( uiCode, "pps_extension_data_flag"); |
|---|
| 488 | } |
|---|
| 489 | } |
|---|
| 490 | #endif |
|---|
| 491 | } |
|---|
| 492 | xReadRbspTrailingBits(); |
|---|
| 493 | } |
|---|
| 494 | |
|---|
| 495 | #if NH_3D |
|---|
| 496 | Void TDecCavlc::parsePps3dExtension( TComPPS* pcPPS ) |
|---|
| 497 | { |
|---|
| 498 | #if NH_3D_DLT |
|---|
| 499 | UInt uiCode = 0; |
|---|
| 500 | // |
|---|
| 501 | TComDLT* pcDLT = pcPPS->getDLT(); |
|---|
| 502 | |
|---|
| 503 | READ_FLAG(uiCode, "dlts_present_flag"); |
|---|
| 504 | pcDLT->setDltPresentFlag( (uiCode == 1) ? true : false ); |
|---|
| 505 | |
|---|
| 506 | if ( pcDLT->getDltPresentFlag() ) |
|---|
| 507 | { |
|---|
| 508 | READ_CODE(6, uiCode, "pps_depth_layers_minus1"); |
|---|
| 509 | pcDLT->setNumDepthViews( uiCode+1 ); |
|---|
| 510 | |
|---|
| 511 | READ_CODE(4, uiCode, "pps_bit_depth_for_depth_layers_minus8"); |
|---|
| 512 | pcDLT->setDepthViewBitDepth( (uiCode+8) ); |
|---|
| 513 | |
|---|
| 514 | for( Int i = 0; i <= pcDLT->getNumDepthViews(); i++ ) |
|---|
| 515 | { |
|---|
| 516 | Int layerId = pcDLT->getDepthIdxToLayerId(i); |
|---|
| 517 | |
|---|
| 518 | READ_FLAG(uiCode, "dlt_flag[i]"); |
|---|
| 519 | pcDLT->setUseDLTFlag(layerId, (uiCode == 1) ? true : false); |
|---|
| 520 | |
|---|
| 521 | if ( pcDLT->getUseDLTFlag( layerId ) ) |
|---|
| 522 | { |
|---|
| 523 | Bool bDltBitMapRepFlag = false; |
|---|
| 524 | UInt uiMaxDiff = MAX_INT; |
|---|
| 525 | UInt uiMinDiff = 0; |
|---|
| 526 | UInt uiCodeLength = 0; |
|---|
| 527 | |
|---|
| 528 | READ_FLAG(uiCode, "dlt_pred_flag[i]"); |
|---|
| 529 | |
|---|
| 530 | if( uiCode ) |
|---|
| 531 | { |
|---|
| 532 | assert( pcDLT->getUseDLTFlag( 1 )); |
|---|
| 533 | } |
|---|
| 534 | pcDLT->setInterViewDltPredEnableFlag( layerId, (uiCode == 1) ? true : false ); |
|---|
| 535 | |
|---|
| 536 | if ( pcDLT->getInterViewDltPredEnableFlag( layerId ) == false ) |
|---|
| 537 | { |
|---|
| 538 | READ_FLAG(uiCode, "dlt_val_flags_present_flag[i]"); |
|---|
| 539 | bDltBitMapRepFlag = (uiCode == 1) ? true : false; |
|---|
| 540 | } |
|---|
| 541 | else |
|---|
| 542 | { |
|---|
| 543 | bDltBitMapRepFlag = false; |
|---|
| 544 | } |
|---|
| 545 | |
|---|
| 546 | UInt uiNumDepthValues = 0; |
|---|
| 547 | std::vector<Int> aiIdx2DepthValue(256, 0); |
|---|
| 548 | |
|---|
| 549 | // Bit map |
|---|
| 550 | if ( bDltBitMapRepFlag ) |
|---|
| 551 | { |
|---|
| 552 | for (UInt d=0; d<256; d++) |
|---|
| 553 | { |
|---|
| 554 | READ_FLAG(uiCode, "dlt_value_flag[i][j]"); |
|---|
| 555 | if (uiCode == 1) |
|---|
| 556 | { |
|---|
| 557 | aiIdx2DepthValue[uiNumDepthValues] = d; |
|---|
| 558 | uiNumDepthValues++; |
|---|
| 559 | } |
|---|
| 560 | } |
|---|
| 561 | } |
|---|
| 562 | // Diff Coding |
|---|
| 563 | else |
|---|
| 564 | { |
|---|
| 565 | READ_CODE(8, uiNumDepthValues, "num_val_delta_dlt"); // num_entry |
|---|
| 566 | |
|---|
| 567 | { |
|---|
| 568 | // The condition if( pcVPS->getNumDepthValues(i) > 0 ) is always true since for Single-view Diff Coding, there is at least one depth value in depth component. |
|---|
| 569 | |
|---|
| 570 | if (uiNumDepthValues > 1) |
|---|
| 571 | { |
|---|
| 572 | READ_CODE(8, uiCode, "max_diff"); |
|---|
| 573 | uiMaxDiff = uiCode; |
|---|
| 574 | } |
|---|
| 575 | else |
|---|
| 576 | { |
|---|
| 577 | uiMaxDiff = 0; // when there is only one value in DLT |
|---|
| 578 | } |
|---|
| 579 | |
|---|
| 580 | if (uiNumDepthValues > 2) |
|---|
| 581 | { |
|---|
| 582 | uiCodeLength = (UInt) gCeilLog2(uiMaxDiff + 1); |
|---|
| 583 | READ_CODE(uiCodeLength, uiCode, "min_diff_minus1"); |
|---|
| 584 | uiMinDiff = uiCode + 1; |
|---|
| 585 | } |
|---|
| 586 | else |
|---|
| 587 | { |
|---|
| 588 | uiMinDiff = uiMaxDiff; // when there are only one or two values in DLT |
|---|
| 589 | } |
|---|
| 590 | |
|---|
| 591 | READ_CODE(8, uiCode, "delta_dlt_val0"); // entry0 |
|---|
| 592 | aiIdx2DepthValue[0] = uiCode; |
|---|
| 593 | |
|---|
| 594 | if (uiMaxDiff == uiMinDiff) |
|---|
| 595 | { |
|---|
| 596 | for (UInt d=1; d<uiNumDepthValues; d++) |
|---|
| 597 | { |
|---|
| 598 | aiIdx2DepthValue[d] = aiIdx2DepthValue[d-1] + uiMinDiff + 0; |
|---|
| 599 | } |
|---|
| 600 | } |
|---|
| 601 | else |
|---|
| 602 | { |
|---|
| 603 | uiCodeLength = (UInt) gCeilLog2(uiMaxDiff - uiMinDiff + 1); |
|---|
| 604 | for (UInt d=1; d<uiNumDepthValues; d++) |
|---|
| 605 | { |
|---|
| 606 | READ_CODE(uiCodeLength, uiCode, "delta_val_diff_minus_min[k]"); |
|---|
| 607 | aiIdx2DepthValue[d] = aiIdx2DepthValue[d-1] + uiMinDiff + uiCode; |
|---|
| 608 | } |
|---|
| 609 | } |
|---|
| 610 | |
|---|
| 611 | } |
|---|
| 612 | } |
|---|
| 613 | |
|---|
| 614 | if( pcDLT->getInterViewDltPredEnableFlag( layerId ) ) |
|---|
| 615 | { |
|---|
| 616 | // interpret decoded values as delta DLT |
|---|
| 617 | AOF( layerId > 1 ); |
|---|
| 618 | // assumes ref layer id to be 1 |
|---|
| 619 | std::vector<Int> viRefDLT = pcDLT->idx2DepthValue( 1 ); |
|---|
| 620 | UInt uiRefNum = pcDLT->getNumDepthValues( 1 ); |
|---|
| 621 | pcDLT->setDeltaDLT(layerId, viRefDLT, uiRefNum, aiIdx2DepthValue, uiNumDepthValues); |
|---|
| 622 | } |
|---|
| 623 | else |
|---|
| 624 | { |
|---|
| 625 | // store final DLT |
|---|
| 626 | pcDLT->setDepthLUTs(layerId, aiIdx2DepthValue, uiNumDepthValues); |
|---|
| 627 | } |
|---|
| 628 | } |
|---|
| 629 | } |
|---|
| 630 | } |
|---|
| 631 | #endif |
|---|
| 632 | } |
|---|
| 633 | #endif |
|---|
| 634 | |
|---|
| 635 | |
|---|
| 636 | Void TDecCavlc::parseVUI(TComVUI* pcVUI, TComSPS *pcSPS) |
|---|
| 637 | { |
|---|
| 638 | #if ENC_DEC_TRACE |
|---|
| 639 | fprintf( g_hTrace, "----------- vui_parameters -----------\n"); |
|---|
| 640 | #endif |
|---|
| 641 | UInt uiCode; |
|---|
| 642 | |
|---|
| 643 | READ_FLAG( uiCode, "aspect_ratio_info_present_flag"); pcVUI->setAspectRatioInfoPresentFlag(uiCode); |
|---|
| 644 | if (pcVUI->getAspectRatioInfoPresentFlag()) |
|---|
| 645 | { |
|---|
| 646 | READ_CODE(8, uiCode, "aspect_ratio_idc"); pcVUI->setAspectRatioIdc(uiCode); |
|---|
| 647 | if (pcVUI->getAspectRatioIdc() == 255) |
|---|
| 648 | { |
|---|
| 649 | READ_CODE(16, uiCode, "sar_width"); pcVUI->setSarWidth(uiCode); |
|---|
| 650 | READ_CODE(16, uiCode, "sar_height"); pcVUI->setSarHeight(uiCode); |
|---|
| 651 | } |
|---|
| 652 | } |
|---|
| 653 | |
|---|
| 654 | READ_FLAG( uiCode, "overscan_info_present_flag"); pcVUI->setOverscanInfoPresentFlag(uiCode); |
|---|
| 655 | if (pcVUI->getOverscanInfoPresentFlag()) |
|---|
| 656 | { |
|---|
| 657 | READ_FLAG( uiCode, "overscan_appropriate_flag"); pcVUI->setOverscanAppropriateFlag(uiCode); |
|---|
| 658 | } |
|---|
| 659 | |
|---|
| 660 | READ_FLAG( uiCode, "video_signal_type_present_flag"); pcVUI->setVideoSignalTypePresentFlag(uiCode); |
|---|
| 661 | #if NH_MV |
|---|
| 662 | assert( pcSPS->getLayerId() == 0 || !pcVUI->getVideoSignalTypePresentFlag() ); |
|---|
| 663 | #endif |
|---|
| 664 | if (pcVUI->getVideoSignalTypePresentFlag()) |
|---|
| 665 | { |
|---|
| 666 | READ_CODE(3, uiCode, "video_format"); pcVUI->setVideoFormat(uiCode); |
|---|
| 667 | READ_FLAG( uiCode, "video_full_range_flag"); pcVUI->setVideoFullRangeFlag(uiCode); |
|---|
| 668 | READ_FLAG( uiCode, "colour_description_present_flag"); pcVUI->setColourDescriptionPresentFlag(uiCode); |
|---|
| 669 | if (pcVUI->getColourDescriptionPresentFlag()) |
|---|
| 670 | { |
|---|
| 671 | READ_CODE(8, uiCode, "colour_primaries"); pcVUI->setColourPrimaries(uiCode); |
|---|
| 672 | READ_CODE(8, uiCode, "transfer_characteristics"); pcVUI->setTransferCharacteristics(uiCode); |
|---|
| 673 | READ_CODE(8, uiCode, "matrix_coeffs"); pcVUI->setMatrixCoefficients(uiCode); |
|---|
| 674 | } |
|---|
| 675 | } |
|---|
| 676 | |
|---|
| 677 | READ_FLAG( uiCode, "chroma_loc_info_present_flag"); pcVUI->setChromaLocInfoPresentFlag(uiCode); |
|---|
| 678 | if (pcVUI->getChromaLocInfoPresentFlag()) |
|---|
| 679 | { |
|---|
| 680 | READ_UVLC( uiCode, "chroma_sample_loc_type_top_field" ); pcVUI->setChromaSampleLocTypeTopField(uiCode); |
|---|
| 681 | READ_UVLC( uiCode, "chroma_sample_loc_type_bottom_field" ); pcVUI->setChromaSampleLocTypeBottomField(uiCode); |
|---|
| 682 | } |
|---|
| 683 | |
|---|
| 684 | READ_FLAG( uiCode, "neutral_chroma_indication_flag"); pcVUI->setNeutralChromaIndicationFlag(uiCode); |
|---|
| 685 | |
|---|
| 686 | READ_FLAG( uiCode, "field_seq_flag"); pcVUI->setFieldSeqFlag(uiCode); |
|---|
| 687 | |
|---|
| 688 | READ_FLAG(uiCode, "frame_field_info_present_flag"); pcVUI->setFrameFieldInfoPresentFlag(uiCode); |
|---|
| 689 | |
|---|
| 690 | READ_FLAG( uiCode, "default_display_window_flag"); |
|---|
| 691 | if (uiCode != 0) |
|---|
| 692 | { |
|---|
| 693 | Window &defDisp = pcVUI->getDefaultDisplayWindow(); |
|---|
| 694 | #if NH_MV |
|---|
| 695 | defDisp.setScaledFlag( false ); |
|---|
| 696 | READ_UVLC( uiCode, "def_disp_win_left_offset" ); defDisp.setWindowLeftOffset ( uiCode ); |
|---|
| 697 | READ_UVLC( uiCode, "def_disp_win_right_offset" ); defDisp.setWindowRightOffset ( uiCode ); |
|---|
| 698 | READ_UVLC( uiCode, "def_disp_win_top_offset" ); defDisp.setWindowTopOffset ( uiCode ); |
|---|
| 699 | READ_UVLC( uiCode, "def_disp_win_bottom_offset" ); defDisp.setWindowBottomOffset( uiCode ); |
|---|
| 700 | #else |
|---|
| 701 | READ_UVLC( uiCode, "def_disp_win_left_offset" ); defDisp.setWindowLeftOffset ( uiCode * TComSPS::getWinUnitX( pcSPS->getChromaFormatIdc()) ); |
|---|
| 702 | READ_UVLC( uiCode, "def_disp_win_right_offset" ); defDisp.setWindowRightOffset ( uiCode * TComSPS::getWinUnitX( pcSPS->getChromaFormatIdc()) ); |
|---|
| 703 | READ_UVLC( uiCode, "def_disp_win_top_offset" ); defDisp.setWindowTopOffset ( uiCode * TComSPS::getWinUnitY( pcSPS->getChromaFormatIdc()) ); |
|---|
| 704 | READ_UVLC( uiCode, "def_disp_win_bottom_offset" ); defDisp.setWindowBottomOffset( uiCode * TComSPS::getWinUnitY( pcSPS->getChromaFormatIdc()) ); |
|---|
| 705 | #endif |
|---|
| 706 | } |
|---|
| 707 | |
|---|
| 708 | TimingInfo *timingInfo = pcVUI->getTimingInfo(); |
|---|
| 709 | READ_FLAG( uiCode, "vui_timing_info_present_flag"); timingInfo->setTimingInfoPresentFlag (uiCode ? true : false); |
|---|
| 710 | if(timingInfo->getTimingInfoPresentFlag()) |
|---|
| 711 | { |
|---|
| 712 | READ_CODE( 32, uiCode, "vui_num_units_in_tick"); timingInfo->setNumUnitsInTick (uiCode); |
|---|
| 713 | READ_CODE( 32, uiCode, "vui_time_scale"); timingInfo->setTimeScale (uiCode); |
|---|
| 714 | READ_FLAG( uiCode, "vui_poc_proportional_to_timing_flag"); timingInfo->setPocProportionalToTimingFlag(uiCode ? true : false); |
|---|
| 715 | if(timingInfo->getPocProportionalToTimingFlag()) |
|---|
| 716 | { |
|---|
| 717 | READ_UVLC( uiCode, "vui_num_ticks_poc_diff_one_minus1"); timingInfo->setNumTicksPocDiffOneMinus1 (uiCode); |
|---|
| 718 | } |
|---|
| 719 | |
|---|
| 720 | READ_FLAG( uiCode, "vui_hrd_parameters_present_flag"); pcVUI->setHrdParametersPresentFlag(uiCode); |
|---|
| 721 | if( pcVUI->getHrdParametersPresentFlag() ) |
|---|
| 722 | { |
|---|
| 723 | parseHrdParameters( pcVUI->getHrdParameters(), 1, pcSPS->getMaxTLayers() - 1 ); |
|---|
| 724 | } |
|---|
| 725 | } |
|---|
| 726 | |
|---|
| 727 | READ_FLAG( uiCode, "bitstream_restriction_flag"); pcVUI->setBitstreamRestrictionFlag(uiCode); |
|---|
| 728 | if (pcVUI->getBitstreamRestrictionFlag()) |
|---|
| 729 | { |
|---|
| 730 | READ_FLAG( uiCode, "tiles_fixed_structure_flag"); pcVUI->setTilesFixedStructureFlag(uiCode); |
|---|
| 731 | READ_FLAG( uiCode, "motion_vectors_over_pic_boundaries_flag"); pcVUI->setMotionVectorsOverPicBoundariesFlag(uiCode); |
|---|
| 732 | READ_FLAG( uiCode, "restricted_ref_pic_lists_flag"); pcVUI->setRestrictedRefPicListsFlag(uiCode); |
|---|
| 733 | READ_UVLC( uiCode, "min_spatial_segmentation_idc"); pcVUI->setMinSpatialSegmentationIdc(uiCode); |
|---|
| 734 | assert(uiCode < 4096); |
|---|
| 735 | READ_UVLC( uiCode, "max_bytes_per_pic_denom" ); pcVUI->setMaxBytesPerPicDenom(uiCode); |
|---|
| 736 | READ_UVLC( uiCode, "max_bits_per_min_cu_denom" ); pcVUI->setMaxBitsPerMinCuDenom(uiCode); |
|---|
| 737 | READ_UVLC( uiCode, "log2_max_mv_length_horizontal" ); pcVUI->setLog2MaxMvLengthHorizontal(uiCode); |
|---|
| 738 | READ_UVLC( uiCode, "log2_max_mv_length_vertical" ); pcVUI->setLog2MaxMvLengthVertical(uiCode); |
|---|
| 739 | } |
|---|
| 740 | } |
|---|
| 741 | |
|---|
| 742 | Void TDecCavlc::parseHrdParameters(TComHRD *hrd, Bool commonInfPresentFlag, UInt maxNumSubLayersMinus1) |
|---|
| 743 | { |
|---|
| 744 | UInt uiCode; |
|---|
| 745 | if( commonInfPresentFlag ) |
|---|
| 746 | { |
|---|
| 747 | READ_FLAG( uiCode, "nal_hrd_parameters_present_flag" ); hrd->setNalHrdParametersPresentFlag( uiCode == 1 ? true : false ); |
|---|
| 748 | READ_FLAG( uiCode, "vcl_hrd_parameters_present_flag" ); hrd->setVclHrdParametersPresentFlag( uiCode == 1 ? true : false ); |
|---|
| 749 | if( hrd->getNalHrdParametersPresentFlag() || hrd->getVclHrdParametersPresentFlag() ) |
|---|
| 750 | { |
|---|
| 751 | READ_FLAG( uiCode, "sub_pic_hrd_params_present_flag" ); hrd->setSubPicCpbParamsPresentFlag( uiCode == 1 ? true : false ); |
|---|
| 752 | if( hrd->getSubPicCpbParamsPresentFlag() ) |
|---|
| 753 | { |
|---|
| 754 | READ_CODE( 8, uiCode, "tick_divisor_minus2" ); hrd->setTickDivisorMinus2( uiCode ); |
|---|
| 755 | READ_CODE( 5, uiCode, "du_cpb_removal_delay_increment_length_minus1" ); hrd->setDuCpbRemovalDelayLengthMinus1( uiCode ); |
|---|
| 756 | READ_FLAG( uiCode, "sub_pic_cpb_params_in_pic_timing_sei_flag" ); hrd->setSubPicCpbParamsInPicTimingSEIFlag( uiCode == 1 ? true : false ); |
|---|
| 757 | READ_CODE( 5, uiCode, "dpb_output_delay_du_length_minus1" ); hrd->setDpbOutputDelayDuLengthMinus1( uiCode ); |
|---|
| 758 | } |
|---|
| 759 | READ_CODE( 4, uiCode, "bit_rate_scale" ); hrd->setBitRateScale( uiCode ); |
|---|
| 760 | READ_CODE( 4, uiCode, "cpb_size_scale" ); hrd->setCpbSizeScale( uiCode ); |
|---|
| 761 | if( hrd->getSubPicCpbParamsPresentFlag() ) |
|---|
| 762 | { |
|---|
| 763 | READ_CODE( 4, uiCode, "cpb_size_du_scale" ); hrd->setDuCpbSizeScale( uiCode ); |
|---|
| 764 | } |
|---|
| 765 | READ_CODE( 5, uiCode, "initial_cpb_removal_delay_length_minus1" ); hrd->setInitialCpbRemovalDelayLengthMinus1( uiCode ); |
|---|
| 766 | READ_CODE( 5, uiCode, "au_cpb_removal_delay_length_minus1" ); hrd->setCpbRemovalDelayLengthMinus1( uiCode ); |
|---|
| 767 | READ_CODE( 5, uiCode, "dpb_output_delay_length_minus1" ); hrd->setDpbOutputDelayLengthMinus1( uiCode ); |
|---|
| 768 | } |
|---|
| 769 | } |
|---|
| 770 | Int i, j, nalOrVcl; |
|---|
| 771 | for( i = 0; i <= maxNumSubLayersMinus1; i ++ ) |
|---|
| 772 | { |
|---|
| 773 | READ_FLAG( uiCode, "fixed_pic_rate_general_flag" ); hrd->setFixedPicRateFlag( i, uiCode == 1 ? true : false ); |
|---|
| 774 | if( !hrd->getFixedPicRateFlag( i ) ) |
|---|
| 775 | { |
|---|
| 776 | READ_FLAG( uiCode, "fixed_pic_rate_within_cvs_flag" ); hrd->setFixedPicRateWithinCvsFlag( i, uiCode == 1 ? true : false ); |
|---|
| 777 | } |
|---|
| 778 | else |
|---|
| 779 | { |
|---|
| 780 | hrd->setFixedPicRateWithinCvsFlag( i, true ); |
|---|
| 781 | } |
|---|
| 782 | |
|---|
| 783 | hrd->setLowDelayHrdFlag( i, 0 ); // Infered to be 0 when not present |
|---|
| 784 | hrd->setCpbCntMinus1 ( i, 0 ); // Infered to be 0 when not present |
|---|
| 785 | |
|---|
| 786 | if( hrd->getFixedPicRateWithinCvsFlag( i ) ) |
|---|
| 787 | { |
|---|
| 788 | READ_UVLC( uiCode, "elemental_duration_in_tc_minus1" ); hrd->setPicDurationInTcMinus1( i, uiCode ); |
|---|
| 789 | } |
|---|
| 790 | else |
|---|
| 791 | { |
|---|
| 792 | READ_FLAG( uiCode, "low_delay_hrd_flag" ); hrd->setLowDelayHrdFlag( i, uiCode == 1 ? true : false ); |
|---|
| 793 | } |
|---|
| 794 | if (!hrd->getLowDelayHrdFlag( i )) |
|---|
| 795 | { |
|---|
| 796 | READ_UVLC( uiCode, "cpb_cnt_minus1" ); hrd->setCpbCntMinus1( i, uiCode ); |
|---|
| 797 | } |
|---|
| 798 | |
|---|
| 799 | for( nalOrVcl = 0; nalOrVcl < 2; nalOrVcl ++ ) |
|---|
| 800 | { |
|---|
| 801 | if( ( ( nalOrVcl == 0 ) && ( hrd->getNalHrdParametersPresentFlag() ) ) || |
|---|
| 802 | ( ( nalOrVcl == 1 ) && ( hrd->getVclHrdParametersPresentFlag() ) ) ) |
|---|
| 803 | { |
|---|
| 804 | for( j = 0; j <= ( hrd->getCpbCntMinus1( i ) ); j ++ ) |
|---|
| 805 | { |
|---|
| 806 | READ_UVLC( uiCode, "bit_rate_value_minus1" ); hrd->setBitRateValueMinus1( i, j, nalOrVcl, uiCode ); |
|---|
| 807 | READ_UVLC( uiCode, "cpb_size_value_minus1" ); hrd->setCpbSizeValueMinus1( i, j, nalOrVcl, uiCode ); |
|---|
| 808 | if( hrd->getSubPicCpbParamsPresentFlag() ) |
|---|
| 809 | { |
|---|
| 810 | READ_UVLC( uiCode, "cpb_size_du_value_minus1" ); hrd->setDuCpbSizeValueMinus1( i, j, nalOrVcl, uiCode ); |
|---|
| 811 | READ_UVLC( uiCode, "bit_rate_du_value_minus1" ); hrd->setDuBitRateValueMinus1( i, j, nalOrVcl, uiCode ); |
|---|
| 812 | } |
|---|
| 813 | READ_FLAG( uiCode, "cbr_flag" ); hrd->setCbrFlag( i, j, nalOrVcl, uiCode == 1 ? true : false ); |
|---|
| 814 | } |
|---|
| 815 | } |
|---|
| 816 | } |
|---|
| 817 | } |
|---|
| 818 | } |
|---|
| 819 | |
|---|
| 820 | Void TDecCavlc::parseSPS(TComSPS* pcSPS) |
|---|
| 821 | { |
|---|
| 822 | #if ENC_DEC_TRACE |
|---|
| 823 | #if H_MV_ENC_DEC_TRAC |
|---|
| 824 | tracePSHeader( "SPS", pcSPS->getLayerId() ); |
|---|
| 825 | #else |
|---|
| 826 | xTraceSPSHeader (); |
|---|
| 827 | #endif |
|---|
| 828 | #endif |
|---|
| 829 | |
|---|
| 830 | UInt uiCode; |
|---|
| 831 | READ_CODE( 4, uiCode, "sps_video_parameter_set_id"); pcSPS->setVPSId ( uiCode ); |
|---|
| 832 | |
|---|
| 833 | #if NH_MV |
|---|
| 834 | if ( pcSPS->getLayerId() == 0 ) |
|---|
| 835 | { |
|---|
| 836 | #endif |
|---|
| 837 | READ_CODE( 3, uiCode, "sps_max_sub_layers_minus1" ); pcSPS->setMaxTLayers ( uiCode+1 ); |
|---|
| 838 | assert(uiCode <= 6); |
|---|
| 839 | #if NH_MV |
|---|
| 840 | } |
|---|
| 841 | else |
|---|
| 842 | { |
|---|
| 843 | READ_CODE( 3, uiCode, "sps_ext_or_max_sub_layers_minus1" ); pcSPS->setSpsExtOrMaxSubLayersMinus1( uiCode ); |
|---|
| 844 | pcSPS->inferSpsMaxSubLayersMinus1( false, NULL ); |
|---|
| 845 | } |
|---|
| 846 | if ( !pcSPS->getMultiLayerExtSpsFlag() ) |
|---|
| 847 | { |
|---|
| 848 | #endif |
|---|
| 849 | |
|---|
| 850 | READ_FLAG( uiCode, "sps_temporal_id_nesting_flag" ); pcSPS->setTemporalIdNestingFlag ( uiCode > 0 ? true : false ); |
|---|
| 851 | if ( pcSPS->getMaxTLayers() == 1 ) |
|---|
| 852 | { |
|---|
| 853 | // sps_temporal_id_nesting_flag must be 1 when sps_max_sub_layers_minus1 is 0 |
|---|
| 854 | assert( uiCode == 1 ); |
|---|
| 855 | } |
|---|
| 856 | |
|---|
| 857 | parsePTL(pcSPS->getPTL(), 1, pcSPS->getMaxTLayers() - 1); |
|---|
| 858 | #if NH_MV |
|---|
| 859 | pcSPS->getPTL()->inferGeneralValues ( true, 0, NULL ); |
|---|
| 860 | pcSPS->getPTL()->inferSubLayerValues( pcSPS->getMaxTLayers() - 1, 0, NULL ); |
|---|
| 861 | } |
|---|
| 862 | #endif |
|---|
| 863 | READ_UVLC( uiCode, "sps_seq_parameter_set_id" ); pcSPS->setSPSId( uiCode ); |
|---|
| 864 | assert(uiCode <= 15); |
|---|
| 865 | #if NH_MV |
|---|
| 866 | if ( pcSPS->getMultiLayerExtSpsFlag() ) |
|---|
| 867 | { |
|---|
| 868 | READ_FLAG( uiCode, "update_rep_format_flag" ); pcSPS->setUpdateRepFormatFlag( uiCode == 1 ); |
|---|
| 869 | if ( pcSPS->getUpdateRepFormatFlag() ) |
|---|
| 870 | { |
|---|
| 871 | READ_CODE( 8, uiCode, "sps_rep_format_idx" ); pcSPS->setSpsRepFormatIdx( uiCode ); |
|---|
| 872 | } |
|---|
| 873 | } |
|---|
| 874 | else |
|---|
| 875 | { |
|---|
| 876 | #endif |
|---|
| 877 | |
|---|
| 878 | READ_UVLC( uiCode, "chroma_format_idc" ); pcSPS->setChromaFormatIdc( ChromaFormat(uiCode) ); |
|---|
| 879 | assert(uiCode <= 3); |
|---|
| 880 | if( pcSPS->getChromaFormatIdc() == CHROMA_444 ) |
|---|
| 881 | { |
|---|
| 882 | READ_FLAG( uiCode, "separate_colour_plane_flag"); assert(uiCode == 0); |
|---|
| 883 | } |
|---|
| 884 | |
|---|
| 885 | READ_UVLC ( uiCode, "pic_width_in_luma_samples" ); pcSPS->setPicWidthInLumaSamples ( uiCode ); |
|---|
| 886 | READ_UVLC ( uiCode, "pic_height_in_luma_samples" ); pcSPS->setPicHeightInLumaSamples( uiCode ); |
|---|
| 887 | READ_FLAG( uiCode, "conformance_window_flag"); |
|---|
| 888 | if (uiCode != 0) |
|---|
| 889 | { |
|---|
| 890 | Window &conf = pcSPS->getConformanceWindow(); |
|---|
| 891 | #if NH_MV |
|---|
| 892 | // Needs to be scaled later, when ChromaFormatIdc is known. |
|---|
| 893 | conf.setScaledFlag( false ); |
|---|
| 894 | READ_UVLC( uiCode, "conf_win_left_offset" ); conf.setWindowLeftOffset ( uiCode ); |
|---|
| 895 | READ_UVLC( uiCode, "conf_win_right_offset" ); conf.setWindowRightOffset ( uiCode ); |
|---|
| 896 | READ_UVLC( uiCode, "conf_win_top_offset" ); conf.setWindowTopOffset ( uiCode ); |
|---|
| 897 | READ_UVLC( uiCode, "conf_win_bottom_offset" ); conf.setWindowBottomOffset( uiCode ); |
|---|
| 898 | } |
|---|
| 899 | #else |
|---|
| 900 | READ_UVLC( uiCode, "conf_win_left_offset" ); conf.setWindowLeftOffset ( uiCode * TComSPS::getWinUnitX( pcSPS->getChromaFormatIdc() ) ); |
|---|
| 901 | READ_UVLC( uiCode, "conf_win_right_offset" ); conf.setWindowRightOffset ( uiCode * TComSPS::getWinUnitX( pcSPS->getChromaFormatIdc() ) ); |
|---|
| 902 | READ_UVLC( uiCode, "conf_win_top_offset" ); conf.setWindowTopOffset ( uiCode * TComSPS::getWinUnitY( pcSPS->getChromaFormatIdc() ) ); |
|---|
| 903 | READ_UVLC( uiCode, "conf_win_bottom_offset" ); conf.setWindowBottomOffset( uiCode * TComSPS::getWinUnitY( pcSPS->getChromaFormatIdc() ) ); |
|---|
| 904 | #endif |
|---|
| 905 | } |
|---|
| 906 | |
|---|
| 907 | #if NH_MV |
|---|
| 908 | if ( !pcSPS->getMultiLayerExtSpsFlag() ) |
|---|
| 909 | { |
|---|
| 910 | #endif |
|---|
| 911 | |
|---|
| 912 | READ_UVLC( uiCode, "bit_depth_luma_minus8" ); |
|---|
| 913 | #if O0043_BEST_EFFORT_DECODING |
|---|
| 914 | pcSPS->setStreamBitDepth(CHANNEL_TYPE_LUMA, 8 + uiCode); |
|---|
| 915 | const UInt forceDecodeBitDepth = pcSPS->getForceDecodeBitDepth(); |
|---|
| 916 | if (forceDecodeBitDepth != 0) |
|---|
| 917 | { |
|---|
| 918 | uiCode = forceDecodeBitDepth - 8; |
|---|
| 919 | } |
|---|
| 920 | #endif |
|---|
| 921 | assert(uiCode <= 8); |
|---|
| 922 | pcSPS->setBitDepth(CHANNEL_TYPE_LUMA, 8 + uiCode); |
|---|
| 923 | |
|---|
| 924 | #if O0043_BEST_EFFORT_DECODING |
|---|
| 925 | pcSPS->setQpBDOffset(CHANNEL_TYPE_LUMA, (Int) (6*(pcSPS->getStreamBitDepth(CHANNEL_TYPE_LUMA)-8)) ); |
|---|
| 926 | #else |
|---|
| 927 | pcSPS->setQpBDOffset(CHANNEL_TYPE_LUMA, (Int) (6*uiCode) ); |
|---|
| 928 | #endif |
|---|
| 929 | |
|---|
| 930 | READ_UVLC( uiCode, "bit_depth_chroma_minus8" ); |
|---|
| 931 | #if O0043_BEST_EFFORT_DECODING |
|---|
| 932 | pcSPS->setStreamBitDepth(CHANNEL_TYPE_CHROMA, 8 + uiCode); |
|---|
| 933 | if (forceDecodeBitDepth != 0) |
|---|
| 934 | { |
|---|
| 935 | uiCode = forceDecodeBitDepth - 8; |
|---|
| 936 | } |
|---|
| 937 | #endif |
|---|
| 938 | assert(uiCode <= 8); |
|---|
| 939 | pcSPS->setBitDepth(CHANNEL_TYPE_CHROMA, 8 + uiCode); |
|---|
| 940 | #if O0043_BEST_EFFORT_DECODING |
|---|
| 941 | pcSPS->setQpBDOffset(CHANNEL_TYPE_CHROMA, (Int) (6*(pcSPS->getStreamBitDepth(CHANNEL_TYPE_CHROMA)-8)) ); |
|---|
| 942 | #else |
|---|
| 943 | pcSPS->setQpBDOffset(CHANNEL_TYPE_CHROMA, (Int) (6*uiCode) ); |
|---|
| 944 | #endif |
|---|
| 945 | #if NH_MV |
|---|
| 946 | } |
|---|
| 947 | #endif |
|---|
| 948 | |
|---|
| 949 | READ_UVLC( uiCode, "log2_max_pic_order_cnt_lsb_minus4" ); pcSPS->setBitsForPOC( 4 + uiCode ); |
|---|
| 950 | assert(uiCode <= 12); |
|---|
| 951 | |
|---|
| 952 | #if NH_MV |
|---|
| 953 | if ( !pcSPS->getMultiLayerExtSpsFlag()) |
|---|
| 954 | { |
|---|
| 955 | #endif |
|---|
| 956 | UInt subLayerOrderingInfoPresentFlag; |
|---|
| 957 | READ_FLAG(subLayerOrderingInfoPresentFlag, "sps_sub_layer_ordering_info_present_flag"); |
|---|
| 958 | |
|---|
| 959 | for(UInt i=0; i <= pcSPS->getMaxTLayers()-1; i++) |
|---|
| 960 | { |
|---|
| 961 | READ_UVLC ( uiCode, "sps_max_dec_pic_buffering_minus1[i]"); |
|---|
| 962 | pcSPS->setMaxDecPicBuffering( uiCode + 1, i); |
|---|
| 963 | READ_UVLC ( uiCode, "sps_max_num_reorder_pics[i]" ); |
|---|
| 964 | pcSPS->setNumReorderPics(uiCode, i); |
|---|
| 965 | READ_UVLC ( uiCode, "sps_max_latency_increase_plus1[i]"); |
|---|
| 966 | pcSPS->setMaxLatencyIncrease( uiCode, i ); |
|---|
| 967 | |
|---|
| 968 | if (!subLayerOrderingInfoPresentFlag) |
|---|
| 969 | { |
|---|
| 970 | for (i++; i <= pcSPS->getMaxTLayers()-1; i++) |
|---|
| 971 | { |
|---|
| 972 | pcSPS->setMaxDecPicBuffering(pcSPS->getMaxDecPicBuffering(0), i); |
|---|
| 973 | pcSPS->setNumReorderPics(pcSPS->getNumReorderPics(0), i); |
|---|
| 974 | pcSPS->setMaxLatencyIncrease(pcSPS->getMaxLatencyIncrease(0), i); |
|---|
| 975 | } |
|---|
| 976 | break; |
|---|
| 977 | } |
|---|
| 978 | } |
|---|
| 979 | #if NH_MV |
|---|
| 980 | } |
|---|
| 981 | #endif |
|---|
| 982 | |
|---|
| 983 | READ_UVLC( uiCode, "log2_min_luma_coding_block_size_minus3" ); |
|---|
| 984 | Int log2MinCUSize = uiCode + 3; |
|---|
| 985 | pcSPS->setLog2MinCodingBlockSize(log2MinCUSize); |
|---|
| 986 | READ_UVLC( uiCode, "log2_diff_max_min_luma_coding_block_size" ); |
|---|
| 987 | pcSPS->setLog2DiffMaxMinCodingBlockSize(uiCode); |
|---|
| 988 | |
|---|
| 989 | if (pcSPS->getPTL()->getGeneralPTL()->getLevelIdc() >= Level::LEVEL5) |
|---|
| 990 | { |
|---|
| 991 | assert(log2MinCUSize + pcSPS->getLog2DiffMaxMinCodingBlockSize() >= 5); |
|---|
| 992 | } |
|---|
| 993 | |
|---|
| 994 | Int maxCUDepthDelta = uiCode; |
|---|
| 995 | pcSPS->setMaxCUWidth ( 1<<(log2MinCUSize + maxCUDepthDelta) ); |
|---|
| 996 | pcSPS->setMaxCUHeight ( 1<<(log2MinCUSize + maxCUDepthDelta) ); |
|---|
| 997 | READ_UVLC( uiCode, "log2_min_luma_transform_block_size_minus2" ); pcSPS->setQuadtreeTULog2MinSize( uiCode + 2 ); |
|---|
| 998 | |
|---|
| 999 | READ_UVLC( uiCode, "log2_diff_max_min_luma_transform_block_size" ); pcSPS->setQuadtreeTULog2MaxSize( uiCode + pcSPS->getQuadtreeTULog2MinSize() ); |
|---|
| 1000 | pcSPS->setMaxTrSize( 1<<(uiCode + pcSPS->getQuadtreeTULog2MinSize()) ); |
|---|
| 1001 | |
|---|
| 1002 | READ_UVLC( uiCode, "max_transform_hierarchy_depth_inter" ); pcSPS->setQuadtreeTUMaxDepthInter( uiCode+1 ); |
|---|
| 1003 | READ_UVLC( uiCode, "max_transform_hierarchy_depth_intra" ); pcSPS->setQuadtreeTUMaxDepthIntra( uiCode+1 ); |
|---|
| 1004 | |
|---|
| 1005 | Int addCuDepth = max (0, log2MinCUSize - (Int)pcSPS->getQuadtreeTULog2MinSize() ); |
|---|
| 1006 | pcSPS->setMaxTotalCUDepth( maxCUDepthDelta + addCuDepth + getMaxCUDepthOffset(pcSPS->getChromaFormatIdc(), pcSPS->getQuadtreeTULog2MinSize()) ); |
|---|
| 1007 | |
|---|
| 1008 | READ_FLAG( uiCode, "scaling_list_enabled_flag" ); pcSPS->setScalingListFlag ( uiCode ); |
|---|
| 1009 | if(pcSPS->getScalingListFlag()) |
|---|
| 1010 | { |
|---|
| 1011 | #if NH_MV |
|---|
| 1012 | if ( pcSPS->getMultiLayerExtSpsFlag() ) |
|---|
| 1013 | { |
|---|
| 1014 | READ_FLAG( uiCode, "sps_infer_scaling_list_flag" ); pcSPS->setSpsInferScalingListFlag( uiCode == 1 ); |
|---|
| 1015 | } |
|---|
| 1016 | |
|---|
| 1017 | if ( pcSPS->getSpsInferScalingListFlag() ) |
|---|
| 1018 | { |
|---|
| 1019 | READ_CODE( 6, uiCode, "sps_scaling_list_ref_layer_id" ); pcSPS->setSpsScalingListRefLayerId( uiCode ); |
|---|
| 1020 | } |
|---|
| 1021 | else |
|---|
| 1022 | { |
|---|
| 1023 | #endif |
|---|
| 1024 | READ_FLAG( uiCode, "sps_scaling_list_data_present_flag" ); pcSPS->setScalingListPresentFlag ( uiCode ); |
|---|
| 1025 | if(pcSPS->getScalingListPresentFlag ()) |
|---|
| 1026 | { |
|---|
| 1027 | parseScalingList( &(pcSPS->getScalingList()) ); |
|---|
| 1028 | } |
|---|
| 1029 | #if NH_MV |
|---|
| 1030 | } |
|---|
| 1031 | #endif |
|---|
| 1032 | } |
|---|
| 1033 | READ_FLAG( uiCode, "amp_enabled_flag" ); pcSPS->setUseAMP( uiCode ); |
|---|
| 1034 | READ_FLAG( uiCode, "sample_adaptive_offset_enabled_flag" ); pcSPS->setUseSAO ( uiCode ? true : false ); |
|---|
| 1035 | |
|---|
| 1036 | READ_FLAG( uiCode, "pcm_enabled_flag" ); pcSPS->setUsePCM( uiCode ? true : false ); |
|---|
| 1037 | if( pcSPS->getUsePCM() ) |
|---|
| 1038 | { |
|---|
| 1039 | READ_CODE( 4, uiCode, "pcm_sample_bit_depth_luma_minus1" ); pcSPS->setPCMBitDepth ( CHANNEL_TYPE_LUMA, 1 + uiCode ); |
|---|
| 1040 | READ_CODE( 4, uiCode, "pcm_sample_bit_depth_chroma_minus1" ); pcSPS->setPCMBitDepth ( CHANNEL_TYPE_CHROMA, 1 + uiCode ); |
|---|
| 1041 | READ_UVLC( uiCode, "log2_min_pcm_luma_coding_block_size_minus3" ); pcSPS->setPCMLog2MinSize (uiCode+3); |
|---|
| 1042 | READ_UVLC( uiCode, "log2_diff_max_min_pcm_luma_coding_block_size" ); pcSPS->setPCMLog2MaxSize ( uiCode+pcSPS->getPCMLog2MinSize() ); |
|---|
| 1043 | READ_FLAG( uiCode, "pcm_loop_filter_disable_flag" ); pcSPS->setPCMFilterDisableFlag ( uiCode ? true : false ); |
|---|
| 1044 | } |
|---|
| 1045 | |
|---|
| 1046 | READ_UVLC( uiCode, "num_short_term_ref_pic_sets" ); |
|---|
| 1047 | assert(uiCode <= 64); |
|---|
| 1048 | pcSPS->createRPSList(uiCode); |
|---|
| 1049 | |
|---|
| 1050 | TComRPSList* rpsList = pcSPS->getRPSList(); |
|---|
| 1051 | TComReferencePictureSet* rps; |
|---|
| 1052 | |
|---|
| 1053 | for(UInt i=0; i< rpsList->getNumberOfReferencePictureSets(); i++) |
|---|
| 1054 | { |
|---|
| 1055 | rps = rpsList->getReferencePictureSet(i); |
|---|
| 1056 | parseShortTermRefPicSet(pcSPS,rps,i); |
|---|
| 1057 | } |
|---|
| 1058 | READ_FLAG( uiCode, "long_term_ref_pics_present_flag" ); pcSPS->setLongTermRefsPresent(uiCode); |
|---|
| 1059 | if (pcSPS->getLongTermRefsPresent()) |
|---|
| 1060 | { |
|---|
| 1061 | READ_UVLC( uiCode, "num_long_term_ref_pics_sps" ); |
|---|
| 1062 | pcSPS->setNumLongTermRefPicSPS(uiCode); |
|---|
| 1063 | for (UInt k = 0; k < pcSPS->getNumLongTermRefPicSPS(); k++) |
|---|
| 1064 | { |
|---|
| 1065 | READ_CODE( pcSPS->getBitsForPOC(), uiCode, "lt_ref_pic_poc_lsb_sps" ); |
|---|
| 1066 | pcSPS->setLtRefPicPocLsbSps(k, uiCode); |
|---|
| 1067 | READ_FLAG( uiCode, "used_by_curr_pic_lt_sps_flag[i]"); |
|---|
| 1068 | pcSPS->setUsedByCurrPicLtSPSFlag(k, uiCode?1:0); |
|---|
| 1069 | } |
|---|
| 1070 | } |
|---|
| 1071 | READ_FLAG( uiCode, "sps_temporal_mvp_enable_flag" ); pcSPS->setTMVPFlagsPresent(uiCode); |
|---|
| 1072 | |
|---|
| 1073 | READ_FLAG( uiCode, "sps_strong_intra_smoothing_enable_flag" ); pcSPS->setUseStrongIntraSmoothing(uiCode); |
|---|
| 1074 | |
|---|
| 1075 | READ_FLAG( uiCode, "vui_parameters_present_flag" ); pcSPS->setVuiParametersPresentFlag(uiCode); |
|---|
| 1076 | |
|---|
| 1077 | if (pcSPS->getVuiParametersPresentFlag()) |
|---|
| 1078 | { |
|---|
| 1079 | parseVUI(pcSPS->getVuiParameters(), pcSPS); |
|---|
| 1080 | } |
|---|
| 1081 | |
|---|
| 1082 | READ_FLAG( uiCode, "sps_extension_present_flag"); |
|---|
| 1083 | #if NH_MV |
|---|
| 1084 | pcSPS->setSpsExtensionPresentFlag( uiCode ); |
|---|
| 1085 | if (pcSPS->getSpsExtensionPresentFlag( ) ) |
|---|
| 1086 | { |
|---|
| 1087 | READ_FLAG( uiCode, "sps_range_extensions_flag" ); pcSPS->setSpsRangeExtensionsFlag( uiCode == 1 ); |
|---|
| 1088 | READ_FLAG( uiCode, "sps_multilayer_extension_flag" ); pcSPS->setSpsMultilayerExtensionFlag( uiCode == 1 ); |
|---|
| 1089 | READ_FLAG( uiCode , "sps_3d_extension_flag" ); pcSPS->setSps3dExtensionFlag( uiCode == 1 ); |
|---|
| 1090 | READ_CODE( 5, uiCode, "sps_extension_5bits" ) ; pcSPS->setSpsExtension5bits( uiCode ); |
|---|
| 1091 | |
|---|
| 1092 | if ( pcSPS->getSpsRangeExtensionsFlag() ) |
|---|
| 1093 | { |
|---|
| 1094 | TComSPSRExt &spsRangeExtension = pcSPS->getSpsRangeExtension(); |
|---|
| 1095 | READ_FLAG( uiCode, "transform_skip_rotation_enabled_flag"); spsRangeExtension.setTransformSkipRotationEnabledFlag(uiCode != 0); |
|---|
| 1096 | READ_FLAG( uiCode, "transform_skip_context_enabled_flag"); spsRangeExtension.setTransformSkipContextEnabledFlag (uiCode != 0); |
|---|
| 1097 | READ_FLAG( uiCode, "implicit_rdpcm_enabled_flag"); spsRangeExtension.setRdpcmEnabledFlag(RDPCM_SIGNAL_IMPLICIT, (uiCode != 0)); |
|---|
| 1098 | READ_FLAG( uiCode, "explicit_rdpcm_enabled_flag"); spsRangeExtension.setRdpcmEnabledFlag(RDPCM_SIGNAL_EXPLICIT, (uiCode != 0)); |
|---|
| 1099 | READ_FLAG( uiCode, "extended_precision_processing_flag"); spsRangeExtension.setExtendedPrecisionProcessingFlag (uiCode != 0); |
|---|
| 1100 | READ_FLAG( uiCode, "intra_smoothing_disabled_flag"); spsRangeExtension.setIntraSmoothingDisabledFlag (uiCode != 0); |
|---|
| 1101 | READ_FLAG( uiCode, "high_precision_offsets_enabled_flag"); spsRangeExtension.setHighPrecisionOffsetsEnabledFlag (uiCode != 0); |
|---|
| 1102 | READ_FLAG( uiCode, "persistent_rice_adaptation_enabled_flag"); spsRangeExtension.setPersistentRiceAdaptationEnabledFlag (uiCode != 0); |
|---|
| 1103 | READ_FLAG( uiCode, "cabac_bypass_alignment_enabled_flag"); spsRangeExtension.setCabacBypassAlignmentEnabledFlag (uiCode != 0); |
|---|
| 1104 | } |
|---|
| 1105 | |
|---|
| 1106 | if ( pcSPS->getSpsMultilayerExtensionFlag() ) |
|---|
| 1107 | { |
|---|
| 1108 | parseSpsMultilayerExtension( pcSPS ); |
|---|
| 1109 | } |
|---|
| 1110 | |
|---|
| 1111 | if ( pcSPS->getSps3dExtensionFlag() ) |
|---|
| 1112 | { |
|---|
| 1113 | #if NH_3D |
|---|
| 1114 | parseSps3dExtension( pcSPS ); |
|---|
| 1115 | #endif |
|---|
| 1116 | } |
|---|
| 1117 | |
|---|
| 1118 | #if NH_3D |
|---|
| 1119 | if ( pcSPS->getSpsExtension5bits() ) |
|---|
| 1120 | #else |
|---|
| 1121 | if ( pcSPS->getSpsExtension5bits() || pcSPS->getSps3dExtensionFlag() ) |
|---|
| 1122 | #endif |
|---|
| 1123 | { |
|---|
| 1124 | while ( xMoreRbspData() ) |
|---|
| 1125 | { |
|---|
| 1126 | READ_FLAG( uiCode, "sps_extension_data_flag"); |
|---|
| 1127 | } |
|---|
| 1128 | } |
|---|
| 1129 | } |
|---|
| 1130 | #else |
|---|
| 1131 | if (uiCode) |
|---|
| 1132 | { |
|---|
| 1133 | |
|---|
| 1134 | #if ENC_DEC_TRACE || RExt__DECODER_DEBUG_BIT_STATISTICS |
|---|
| 1135 | static const char *syntaxStrings[]={ "sps_range_extension_flag", |
|---|
| 1136 | "sps_multilayer_extension_flag", |
|---|
| 1137 | "sps_extension_6bits[0]", |
|---|
| 1138 | "sps_extension_6bits[1]", |
|---|
| 1139 | "sps_extension_6bits[2]", |
|---|
| 1140 | "sps_extension_6bits[3]", |
|---|
| 1141 | "sps_extension_6bits[4]", |
|---|
| 1142 | "sps_extension_6bits[5]" }; |
|---|
| 1143 | #endif |
|---|
| 1144 | Bool sps_extension_flags[NUM_SPS_EXTENSION_FLAGS]; |
|---|
| 1145 | |
|---|
| 1146 | for(Int i=0; i<NUM_SPS_EXTENSION_FLAGS; i++) |
|---|
| 1147 | { |
|---|
| 1148 | READ_FLAG( uiCode, syntaxStrings[i] ); |
|---|
| 1149 | sps_extension_flags[i] = uiCode!=0; |
|---|
| 1150 | } |
|---|
| 1151 | |
|---|
| 1152 | Bool bSkipTrailingExtensionBits=false; |
|---|
| 1153 | for(Int i=0; i<NUM_SPS_EXTENSION_FLAGS; i++) // loop used so that the order is determined by the enum. |
|---|
| 1154 | { |
|---|
| 1155 | if (sps_extension_flags[i]) |
|---|
| 1156 | { |
|---|
| 1157 | switch (SPSExtensionFlagIndex(i)) |
|---|
| 1158 | { |
|---|
| 1159 | case SPS_EXT__REXT: |
|---|
| 1160 | assert(!bSkipTrailingExtensionBits); |
|---|
| 1161 | { |
|---|
| 1162 | TComSPSRExt &spsRangeExtension = pcSPS->getSpsRangeExtension(); |
|---|
| 1163 | READ_FLAG( uiCode, "transform_skip_rotation_enabled_flag"); spsRangeExtension.setTransformSkipRotationEnabledFlag(uiCode != 0); |
|---|
| 1164 | READ_FLAG( uiCode, "transform_skip_context_enabled_flag"); spsRangeExtension.setTransformSkipContextEnabledFlag (uiCode != 0); |
|---|
| 1165 | READ_FLAG( uiCode, "implicit_rdpcm_enabled_flag"); spsRangeExtension.setRdpcmEnabledFlag(RDPCM_SIGNAL_IMPLICIT, (uiCode != 0)); |
|---|
| 1166 | READ_FLAG( uiCode, "explicit_rdpcm_enabled_flag"); spsRangeExtension.setRdpcmEnabledFlag(RDPCM_SIGNAL_EXPLICIT, (uiCode != 0)); |
|---|
| 1167 | READ_FLAG( uiCode, "extended_precision_processing_flag"); spsRangeExtension.setExtendedPrecisionProcessingFlag (uiCode != 0); |
|---|
| 1168 | READ_FLAG( uiCode, "intra_smoothing_disabled_flag"); spsRangeExtension.setIntraSmoothingDisabledFlag (uiCode != 0); |
|---|
| 1169 | READ_FLAG( uiCode, "high_precision_offsets_enabled_flag"); spsRangeExtension.setHighPrecisionOffsetsEnabledFlag (uiCode != 0); |
|---|
| 1170 | READ_FLAG( uiCode, "persistent_rice_adaptation_enabled_flag"); spsRangeExtension.setPersistentRiceAdaptationEnabledFlag (uiCode != 0); |
|---|
| 1171 | READ_FLAG( uiCode, "cabac_bypass_alignment_enabled_flag"); spsRangeExtension.setCabacBypassAlignmentEnabledFlag (uiCode != 0); |
|---|
| 1172 | } |
|---|
| 1173 | break; |
|---|
| 1174 | default: |
|---|
| 1175 | bSkipTrailingExtensionBits=true; |
|---|
| 1176 | break; |
|---|
| 1177 | } |
|---|
| 1178 | } |
|---|
| 1179 | } |
|---|
| 1180 | if (bSkipTrailingExtensionBits) |
|---|
| 1181 | { |
|---|
| 1182 | while ( xMoreRbspData() ) |
|---|
| 1183 | { |
|---|
| 1184 | READ_FLAG( uiCode, "sps_extension_data_flag"); |
|---|
| 1185 | } |
|---|
| 1186 | } |
|---|
| 1187 | } |
|---|
| 1188 | #endif |
|---|
| 1189 | xReadRbspTrailingBits(); |
|---|
| 1190 | } |
|---|
| 1191 | |
|---|
| 1192 | #if NH_MV |
|---|
| 1193 | Void TDecCavlc::parseSpsMultilayerExtension( TComSPS* pcSPS ) |
|---|
| 1194 | { |
|---|
| 1195 | UInt uiCode; |
|---|
| 1196 | READ_FLAG( uiCode, "inter_view_mv_vert_constraint_flag" ); pcSPS->setInterViewMvVertConstraintFlag(uiCode == 1 ? true : false); |
|---|
| 1197 | } |
|---|
| 1198 | |
|---|
| 1199 | #if NH_3D |
|---|
| 1200 | Void TDecCavlc::parseSps3dExtension( TComSPS* pcSPS ) |
|---|
| 1201 | { |
|---|
| 1202 | TComSps3dExtension sps3dExt; |
|---|
| 1203 | UInt uiCode; |
|---|
| 1204 | for( Int d = 0; d <= 1; d++ ) |
|---|
| 1205 | { |
|---|
| 1206 | READ_FLAG( uiCode, "iv_mv_pred_flag" ); sps3dExt.setIvMvPredFlag( d, uiCode == 1 ); |
|---|
| 1207 | READ_FLAG( uiCode, "iv_mv_scaling_flag" ); sps3dExt.setIvMvScalingFlag( d, uiCode == 1 ); |
|---|
| 1208 | if( d == 0 ) |
|---|
| 1209 | { |
|---|
| 1210 | READ_UVLC( uiCode, "log2_sub_pb_size_minus3" ); sps3dExt.setLog2SubPbSizeMinus3( d, uiCode ); |
|---|
| 1211 | READ_FLAG( uiCode, "iv_res_pred_flag" ); sps3dExt.setIvResPredFlag( d, uiCode == 1 ); |
|---|
| 1212 | READ_FLAG( uiCode, "depth_refinement_flag" ); sps3dExt.setDepthRefinementFlag( d, uiCode == 1 ); |
|---|
| 1213 | READ_FLAG( uiCode, "view_synthesis_pred_flag" ); sps3dExt.setViewSynthesisPredFlag( d, uiCode == 1 ); |
|---|
| 1214 | READ_FLAG( uiCode, "depth_based_blk_part_flag" ); sps3dExt.setDepthBasedBlkPartFlag( d, uiCode == 1 ); |
|---|
| 1215 | } |
|---|
| 1216 | else |
|---|
| 1217 | { |
|---|
| 1218 | READ_FLAG( uiCode, "mpi_flag" ); sps3dExt.setMpiFlag( d, uiCode == 1 ); |
|---|
| 1219 | READ_UVLC( uiCode, "log2_mpi_sub_pb_size_minus3" ); sps3dExt.setLog2MpiSubPbSizeMinus3( d, uiCode ); |
|---|
| 1220 | READ_FLAG( uiCode, "intra_contour_flag" ); sps3dExt.setIntraContourFlag( d, uiCode == 1 ); |
|---|
| 1221 | READ_FLAG( uiCode, "intra_sdc_wedge_flag" ); sps3dExt.setIntraSdcWedgeFlag( d, uiCode == 1 ); |
|---|
| 1222 | READ_FLAG( uiCode, "qt_pred_flag" ); sps3dExt.setQtPredFlag( d, uiCode == 1 ); |
|---|
| 1223 | READ_FLAG( uiCode, "inter_sdc_flag" ); sps3dExt.setInterSdcFlag( d, uiCode == 1 ); |
|---|
| 1224 | READ_FLAG( uiCode, "intra_skip_flag" ); sps3dExt.setDepthIntraSkipFlag( d, uiCode == 1 ); |
|---|
| 1225 | } |
|---|
| 1226 | } |
|---|
| 1227 | pcSPS->setSps3dExtension( sps3dExt ); |
|---|
| 1228 | } |
|---|
| 1229 | #endif |
|---|
| 1230 | |
|---|
| 1231 | Void TDecCavlc::parsePpsMultilayerExtension(TComPPS* pcPPS) |
|---|
| 1232 | { |
|---|
| 1233 | UInt uiCode = 0; |
|---|
| 1234 | READ_FLAG( uiCode, "poc_reset_info_present_flag" ); pcPPS->setPocResetInfoPresentFlag( uiCode == 1 ); |
|---|
| 1235 | READ_FLAG( uiCode, "pps_infer_scaling_list_flag" ); pcPPS->setPpsInferScalingListFlag( uiCode == 1 ); |
|---|
| 1236 | if (pcPPS->getPpsInferScalingListFlag()) |
|---|
| 1237 | { |
|---|
| 1238 | READ_CODE( 6, uiCode, "pps_scaling_list_ref_layer_id" ); pcPPS->setPpsScalingListRefLayerId( uiCode ); |
|---|
| 1239 | } |
|---|
| 1240 | |
|---|
| 1241 | UInt numRefLocOffsets;; |
|---|
| 1242 | READ_UVLC( numRefLocOffsets, "num_ref_loc_offsets" ); |
|---|
| 1243 | |
|---|
| 1244 | // All of the following stuff is not needed, but allowed to be present. |
|---|
| 1245 | for (Int i = 0; i < numRefLocOffsets; i++ ) |
|---|
| 1246 | { |
|---|
| 1247 | Int iCode = 0; |
|---|
| 1248 | READ_CODE( 6, uiCode, "ref_loc_offset_layer_id" ); |
|---|
| 1249 | READ_FLAG( uiCode, "scaled_ref_layer_offset_present_flag" ); |
|---|
| 1250 | |
|---|
| 1251 | if (uiCode) |
|---|
| 1252 | { |
|---|
| 1253 | READ_SVLC( iCode, "scaled_ref_layer_left_offset" ); |
|---|
| 1254 | READ_SVLC( iCode, "scaled_ref_layer_top_offset" ); |
|---|
| 1255 | READ_SVLC( iCode, "scaled_ref_layer_right_offset" ); |
|---|
| 1256 | READ_SVLC( iCode, "scaled_ref_layer_bottom_offset" ); |
|---|
| 1257 | } |
|---|
| 1258 | |
|---|
| 1259 | READ_FLAG( uiCode, "ref_region_offset_present_flag" ); |
|---|
| 1260 | if (uiCode) |
|---|
| 1261 | { |
|---|
| 1262 | READ_SVLC( iCode, "ref_region_left_offset" ); |
|---|
| 1263 | READ_SVLC( iCode, "ref_region_top_offset" ); |
|---|
| 1264 | READ_SVLC( iCode, "ref_region_right_offset" ); |
|---|
| 1265 | READ_SVLC( iCode, "ref_region_bottom_offset" ); |
|---|
| 1266 | } |
|---|
| 1267 | |
|---|
| 1268 | READ_FLAG( uiCode, "resample_phase_set_present_flag" ); |
|---|
| 1269 | if (uiCode) |
|---|
| 1270 | { |
|---|
| 1271 | READ_UVLC( uiCode, "phase_hor_luma" ); |
|---|
| 1272 | READ_UVLC( uiCode, "phase_ver_luma" ); |
|---|
| 1273 | READ_UVLC( uiCode, "phase_hor_chroma_plus8" ); |
|---|
| 1274 | READ_UVLC( uiCode, "phase_ver_chroma_plus8" ); |
|---|
| 1275 | } |
|---|
| 1276 | } |
|---|
| 1277 | READ_FLAG( uiCode, "colour_mapping_enabled_flag" ); |
|---|
| 1278 | // This is required to equal to 0 for Multiview Main profile. |
|---|
| 1279 | assert( uiCode == 0 ); |
|---|
| 1280 | } |
|---|
| 1281 | |
|---|
| 1282 | #endif |
|---|
| 1283 | |
|---|
| 1284 | Void TDecCavlc::parseVPS(TComVPS* pcVPS) |
|---|
| 1285 | { |
|---|
| 1286 | #if ENC_DEC_TRACE |
|---|
| 1287 | #if H_MV_ENC_DEC_TRAC |
|---|
| 1288 | tracePSHeader( "VPS", getDecTop()->getLayerId() ); |
|---|
| 1289 | #else |
|---|
| 1290 | xTraceVPSHeader (); |
|---|
| 1291 | #endif |
|---|
| 1292 | #endif |
|---|
| 1293 | |
|---|
| 1294 | UInt uiCode; |
|---|
| 1295 | |
|---|
| 1296 | READ_CODE( 4, uiCode, "vps_video_parameter_set_id" ); pcVPS->setVPSId( uiCode ); |
|---|
| 1297 | #if NH_MV |
|---|
| 1298 | READ_FLAG( uiCode, "vps_base_layer_internal_flag" ); pcVPS->setVpsBaseLayerInternalFlag( uiCode == 1 ); |
|---|
| 1299 | READ_FLAG( uiCode, "vps_base_layer_available_flag" ); pcVPS->setVpsBaseLayerAvailableFlag( uiCode == 1 ); |
|---|
| 1300 | #else |
|---|
| 1301 | READ_FLAG( uiCode, "vps_base_layer_internal_flag" ); assert(uiCode == 1); |
|---|
| 1302 | READ_FLAG( uiCode, "vps_base_layer_available_flag" ); assert(uiCode == 1); |
|---|
| 1303 | #endif |
|---|
| 1304 | #if NH_MV |
|---|
| 1305 | READ_CODE( 6, uiCode, "vps_max_layers_minus1" ); pcVPS->setMaxLayersMinus1( std::min( uiCode, (UInt) ( MAX_NUM_LAYER_IDS-1) ) ); |
|---|
| 1306 | #else |
|---|
| 1307 | READ_CODE( 6, uiCode, "vps_max_layers_minus1" ); |
|---|
| 1308 | #endif |
|---|
| 1309 | READ_CODE( 3, uiCode, "vps_max_sub_layers_minus1" ); pcVPS->setMaxTLayers( uiCode + 1 ); assert(uiCode+1 <= MAX_TLAYER); |
|---|
| 1310 | READ_FLAG( uiCode, "vps_temporal_id_nesting_flag" ); pcVPS->setTemporalNestingFlag( uiCode ? true:false ); |
|---|
| 1311 | assert (pcVPS->getMaxTLayers()>1||pcVPS->getTemporalNestingFlag()); |
|---|
| 1312 | READ_CODE( 16, uiCode, "vps_reserved_0xffff_16bits" ); assert(uiCode == 0xffff); |
|---|
| 1313 | parsePTL ( pcVPS->getPTL(), true, pcVPS->getMaxTLayers()-1); |
|---|
| 1314 | #if NH_MV |
|---|
| 1315 | pcVPS->getPTL()->inferGeneralValues ( true, 0, NULL ); |
|---|
| 1316 | pcVPS->getPTL()->inferSubLayerValues( pcVPS->getMaxTLayers() - 1, 0, NULL ); |
|---|
| 1317 | #endif |
|---|
| 1318 | UInt subLayerOrderingInfoPresentFlag; |
|---|
| 1319 | READ_FLAG(subLayerOrderingInfoPresentFlag, "vps_sub_layer_ordering_info_present_flag"); |
|---|
| 1320 | for(UInt i = 0; i <= pcVPS->getMaxTLayers()-1; i++) |
|---|
| 1321 | { |
|---|
| 1322 | READ_UVLC( uiCode, "vps_max_dec_pic_buffering_minus1[i]" ); pcVPS->setMaxDecPicBuffering( uiCode + 1, i ); |
|---|
| 1323 | READ_UVLC( uiCode, "vps_max_num_reorder_pics[i]" ); pcVPS->setNumReorderPics( uiCode, i ); |
|---|
| 1324 | READ_UVLC( uiCode, "vps_max_latency_increase_plus1[i]" ); pcVPS->setMaxLatencyIncrease( uiCode, i ); |
|---|
| 1325 | |
|---|
| 1326 | if (!subLayerOrderingInfoPresentFlag) |
|---|
| 1327 | { |
|---|
| 1328 | for (i++; i <= pcVPS->getMaxTLayers()-1; i++) |
|---|
| 1329 | { |
|---|
| 1330 | pcVPS->setMaxDecPicBuffering(pcVPS->getMaxDecPicBuffering(0), i); |
|---|
| 1331 | pcVPS->setNumReorderPics(pcVPS->getNumReorderPics(0), i); |
|---|
| 1332 | pcVPS->setMaxLatencyIncrease(pcVPS->getMaxLatencyIncrease(0), i); |
|---|
| 1333 | } |
|---|
| 1334 | break; |
|---|
| 1335 | } |
|---|
| 1336 | } |
|---|
| 1337 | |
|---|
| 1338 | assert( pcVPS->getNumHrdParameters() < MAX_VPS_OP_SETS_PLUS1 ); |
|---|
| 1339 | #if NH_MV |
|---|
| 1340 | assert( pcVPS->getVpsMaxLayerId() < MAX_VPS_NUH_LAYER_ID_PLUS1 ); |
|---|
| 1341 | READ_CODE( 6, uiCode, "vps_max_layer_id" ); pcVPS->setVpsMaxLayerId( uiCode ); |
|---|
| 1342 | |
|---|
| 1343 | READ_UVLC( uiCode, "vps_num_layer_sets_minus1" ); pcVPS->setVpsNumLayerSetsMinus1( uiCode ); |
|---|
| 1344 | for( UInt opsIdx = 1; opsIdx <= pcVPS->getVpsNumLayerSetsMinus1(); opsIdx ++ ) |
|---|
| 1345 | { |
|---|
| 1346 | for( UInt i = 0; i <= pcVPS->getVpsMaxLayerId(); i ++ ) |
|---|
| 1347 | #else |
|---|
| 1348 | assert( pcVPS->getMaxNuhReservedZeroLayerId() < MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1 ); |
|---|
| 1349 | READ_CODE( 6, uiCode, "vps_max_layer_id" ); pcVPS->setMaxNuhReservedZeroLayerId( uiCode ); |
|---|
| 1350 | READ_UVLC( uiCode, "vps_num_layer_sets_minus1" ); pcVPS->setMaxOpSets( uiCode + 1 ); |
|---|
| 1351 | for( UInt opsIdx = 1; opsIdx <= ( pcVPS->getMaxOpSets() - 1 ); opsIdx ++ ) |
|---|
| 1352 | { |
|---|
| 1353 | // Operation point set |
|---|
| 1354 | for( UInt i = 0; i <= pcVPS->getMaxNuhReservedZeroLayerId(); i ++ ) |
|---|
| 1355 | #endif |
|---|
| 1356 | { |
|---|
| 1357 | READ_FLAG( uiCode, "layer_id_included_flag[opsIdx][i]" ); pcVPS->setLayerIdIncludedFlag( uiCode == 1 ? true : false, opsIdx, i ); |
|---|
| 1358 | } |
|---|
| 1359 | } |
|---|
| 1360 | #if NH_MV |
|---|
| 1361 | pcVPS->deriveLayerSetLayerIdList(); |
|---|
| 1362 | #endif |
|---|
| 1363 | |
|---|
| 1364 | TimingInfo *timingInfo = pcVPS->getTimingInfo(); |
|---|
| 1365 | READ_FLAG( uiCode, "vps_timing_info_present_flag"); timingInfo->setTimingInfoPresentFlag (uiCode ? true : false); |
|---|
| 1366 | if(timingInfo->getTimingInfoPresentFlag()) |
|---|
| 1367 | { |
|---|
| 1368 | READ_CODE( 32, uiCode, "vps_num_units_in_tick"); timingInfo->setNumUnitsInTick (uiCode); |
|---|
| 1369 | READ_CODE( 32, uiCode, "vps_time_scale"); timingInfo->setTimeScale (uiCode); |
|---|
| 1370 | READ_FLAG( uiCode, "vps_poc_proportional_to_timing_flag"); timingInfo->setPocProportionalToTimingFlag(uiCode ? true : false); |
|---|
| 1371 | if(timingInfo->getPocProportionalToTimingFlag()) |
|---|
| 1372 | { |
|---|
| 1373 | READ_UVLC( uiCode, "vps_num_ticks_poc_diff_one_minus1"); timingInfo->setNumTicksPocDiffOneMinus1 (uiCode); |
|---|
| 1374 | } |
|---|
| 1375 | |
|---|
| 1376 | READ_UVLC( uiCode, "vps_num_hrd_parameters" ); pcVPS->setNumHrdParameters( uiCode ); |
|---|
| 1377 | |
|---|
| 1378 | if( pcVPS->getNumHrdParameters() > 0 ) |
|---|
| 1379 | { |
|---|
| 1380 | pcVPS->createHrdParamBuffer(); |
|---|
| 1381 | } |
|---|
| 1382 | for( UInt i = 0; i < pcVPS->getNumHrdParameters(); i ++ ) |
|---|
| 1383 | { |
|---|
| 1384 | READ_UVLC( uiCode, "hrd_layer_set_idx[i]" ); pcVPS->setHrdOpSetIdx( uiCode, i ); |
|---|
| 1385 | if( i > 0 ) |
|---|
| 1386 | { |
|---|
| 1387 | READ_FLAG( uiCode, "cprms_present_flag[i]" ); pcVPS->setCprmsPresentFlag( uiCode == 1 ? true : false, i ); |
|---|
| 1388 | } |
|---|
| 1389 | else |
|---|
| 1390 | { |
|---|
| 1391 | pcVPS->setCprmsPresentFlag( true, i ); |
|---|
| 1392 | } |
|---|
| 1393 | |
|---|
| 1394 | parseHrdParameters(pcVPS->getHrdParameters(i), pcVPS->getCprmsPresentFlag( i ), pcVPS->getMaxTLayers() - 1); |
|---|
| 1395 | } |
|---|
| 1396 | } |
|---|
| 1397 | #if NH_MV |
|---|
| 1398 | READ_FLAG( uiCode, "vps_extension_flag" ); pcVPS->setVpsExtensionFlag( uiCode == 1 ? true : false ); |
|---|
| 1399 | if ( pcVPS->getVpsExtensionFlag() ) |
|---|
| 1400 | #else |
|---|
| 1401 | READ_FLAG( uiCode, "vps_extension_flag" ); |
|---|
| 1402 | if (uiCode) |
|---|
| 1403 | #endif |
|---|
| 1404 | { |
|---|
| 1405 | #if NH_MV |
|---|
| 1406 | m_pcBitstream->readOutTrailingBits(); |
|---|
| 1407 | parseVPSExtension( pcVPS ); |
|---|
| 1408 | READ_FLAG( uiCode, "vps_extension2_flag" ); |
|---|
| 1409 | if (uiCode) |
|---|
| 1410 | { |
|---|
| 1411 | #if NH_3D |
|---|
| 1412 | READ_FLAG( uiCode, "vps_3d_extension_flag" ); |
|---|
| 1413 | if ( uiCode ) |
|---|
| 1414 | { |
|---|
| 1415 | m_pcBitstream->readOutTrailingBits(); |
|---|
| 1416 | pcVPS->createCamPars(pcVPS->getNumViews()); |
|---|
| 1417 | parseVps3dExtension( pcVPS ); |
|---|
| 1418 | } |
|---|
| 1419 | READ_FLAG( uiCode, "vps_extension3_flag" ); |
|---|
| 1420 | if (uiCode) |
|---|
| 1421 | { |
|---|
| 1422 | #endif |
|---|
| 1423 | #endif |
|---|
| 1424 | while ( xMoreRbspData() ) |
|---|
| 1425 | { |
|---|
| 1426 | READ_FLAG( uiCode, "vps_extension_data_flag"); |
|---|
| 1427 | } |
|---|
| 1428 | #if NH_MV |
|---|
| 1429 | #if NH_3D |
|---|
| 1430 | } |
|---|
| 1431 | #endif |
|---|
| 1432 | } |
|---|
| 1433 | #endif |
|---|
| 1434 | } |
|---|
| 1435 | |
|---|
| 1436 | xReadRbspTrailingBits(); |
|---|
| 1437 | } |
|---|
| 1438 | |
|---|
| 1439 | #if NH_MV |
|---|
| 1440 | Void TDecCavlc::parseVPSExtension( TComVPS* pcVPS ) |
|---|
| 1441 | { |
|---|
| 1442 | UInt uiCode; |
|---|
| 1443 | |
|---|
| 1444 | if( pcVPS->getMaxLayersMinus1() > 0 && pcVPS->getVpsBaseLayerInternalFlag() ) |
|---|
| 1445 | { |
|---|
| 1446 | parsePTL( pcVPS->getPTL( 1 ),0, pcVPS->getMaxSubLayersMinus1() ); |
|---|
| 1447 | |
|---|
| 1448 | pcVPS->getPTL( 1 )->inferGeneralValues ( false, 1, pcVPS->getPTL( 0 ) ); |
|---|
| 1449 | pcVPS->getPTL( 1 )->inferSubLayerValues( pcVPS->getMaxSubLayersMinus1(), 1, pcVPS->getPTL( 0 ) ); |
|---|
| 1450 | } |
|---|
| 1451 | |
|---|
| 1452 | READ_FLAG( uiCode, "splitting_flag" ); pcVPS->setSplittingFlag( uiCode == 1 ? true : false ); |
|---|
| 1453 | |
|---|
| 1454 | for( Int sIdx = 0; sIdx < MAX_NUM_SCALABILITY_TYPES; sIdx++ ) |
|---|
| 1455 | { |
|---|
| 1456 | READ_FLAG( uiCode, "scalability_mask_flag[i]" ); pcVPS->setScalabilityMaskFlag( sIdx, uiCode == 1 ? true : false ); |
|---|
| 1457 | } |
|---|
| 1458 | |
|---|
| 1459 | for( Int sIdx = 0; sIdx < pcVPS->getNumScalabilityTypes( ) - ( pcVPS->getSplittingFlag() ? 1 : 0 ); sIdx++ ) |
|---|
| 1460 | { |
|---|
| 1461 | READ_CODE( 3, uiCode, "dimension_id_len_minus1[j]" ); pcVPS->setDimensionIdLen( sIdx, uiCode + 1 ); |
|---|
| 1462 | } |
|---|
| 1463 | |
|---|
| 1464 | if ( pcVPS->getSplittingFlag() ) |
|---|
| 1465 | { |
|---|
| 1466 | pcVPS->setDimensionIdLen( pcVPS->getNumScalabilityTypes( ) - 1, pcVPS->inferLastDimsionIdLenMinus1() ); |
|---|
| 1467 | } |
|---|
| 1468 | |
|---|
| 1469 | READ_FLAG( uiCode, "vps_nuh_layer_id_present_flag" ); pcVPS->setVpsNuhLayerIdPresentFlag( uiCode == 1 ? true : false ); |
|---|
| 1470 | |
|---|
| 1471 | for( Int i = 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1472 | { |
|---|
| 1473 | if ( pcVPS->getVpsNuhLayerIdPresentFlag() ) |
|---|
| 1474 | { |
|---|
| 1475 | READ_CODE( 6, uiCode, "layer_id_in_nuh[i]" ); pcVPS->setLayerIdInNuh( i, uiCode ); |
|---|
| 1476 | } |
|---|
| 1477 | else |
|---|
| 1478 | { |
|---|
| 1479 | pcVPS->setLayerIdInNuh( i, i );; |
|---|
| 1480 | } |
|---|
| 1481 | |
|---|
| 1482 | pcVPS->setLayerIdInVps( pcVPS->getLayerIdInNuh( i ), i ); |
|---|
| 1483 | |
|---|
| 1484 | for( Int j = 0; j < pcVPS->getNumScalabilityTypes() ; j++ ) |
|---|
| 1485 | { |
|---|
| 1486 | if ( !pcVPS->getSplittingFlag() ) |
|---|
| 1487 | { |
|---|
| 1488 | READ_CODE( pcVPS->getDimensionIdLen( j ), uiCode, "dimension_id[i][j]" ); pcVPS->setDimensionId( i, j, uiCode ); |
|---|
| 1489 | } |
|---|
| 1490 | else |
|---|
| 1491 | { |
|---|
| 1492 | pcVPS->setDimensionId( i, j, pcVPS->inferDimensionId( i, j) ); |
|---|
| 1493 | } |
|---|
| 1494 | } |
|---|
| 1495 | } |
|---|
| 1496 | |
|---|
| 1497 | pcVPS->initNumViews(); |
|---|
| 1498 | |
|---|
| 1499 | READ_CODE( 4, uiCode, "view_id_len" ); pcVPS->setViewIdLen( uiCode ); |
|---|
| 1500 | |
|---|
| 1501 | if ( pcVPS->getViewIdLen( ) > 0 ) |
|---|
| 1502 | { |
|---|
| 1503 | for( Int i = 0; i < pcVPS->getNumViews(); i++ ) |
|---|
| 1504 | { |
|---|
| 1505 | READ_CODE( pcVPS->getViewIdLen( ), uiCode, "view_id_val[i]" ); pcVPS->setViewIdVal( i, uiCode ); |
|---|
| 1506 | } |
|---|
| 1507 | } |
|---|
| 1508 | else |
|---|
| 1509 | { |
|---|
| 1510 | for( Int i = 0; i < pcVPS->getNumViews(); i++ ) |
|---|
| 1511 | { |
|---|
| 1512 | pcVPS->setViewIdVal( i, 0 ); |
|---|
| 1513 | } |
|---|
| 1514 | } |
|---|
| 1515 | |
|---|
| 1516 | #if NH_3D |
|---|
| 1517 | pcVPS->initViewCompLayer( ); |
|---|
| 1518 | #endif |
|---|
| 1519 | |
|---|
| 1520 | for( Int i = 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1521 | { |
|---|
| 1522 | for( Int j = 0; j < i; j++ ) |
|---|
| 1523 | { |
|---|
| 1524 | READ_FLAG( uiCode, "direct_dependency_flag[i][j]" ); pcVPS->setDirectDependencyFlag( i, j, uiCode ); |
|---|
| 1525 | } |
|---|
| 1526 | } |
|---|
| 1527 | pcVPS->setRefLayers(); |
|---|
| 1528 | |
|---|
| 1529 | if ( pcVPS->getNumIndependentLayers() > 1 ) |
|---|
| 1530 | { |
|---|
| 1531 | READ_UVLC( uiCode, "num_add_layer_sets" ); pcVPS->setNumAddLayerSets( uiCode ); |
|---|
| 1532 | } |
|---|
| 1533 | for (Int i = 0; i < pcVPS->getNumAddLayerSets(); i++) |
|---|
| 1534 | { |
|---|
| 1535 | for (Int j = 1; j < pcVPS->getNumIndependentLayers(); j++) |
|---|
| 1536 | { |
|---|
| 1537 | READ_CODE( pcVPS->getHighestLayerIdxPlus1Len( j ) , uiCode, "highest_layer_idx_plus1" ); pcVPS->setHighestLayerIdxPlus1( i, j, uiCode ); |
|---|
| 1538 | } |
|---|
| 1539 | pcVPS->deriveAddLayerSetLayerIdList( i ); |
|---|
| 1540 | } |
|---|
| 1541 | |
|---|
| 1542 | READ_FLAG( uiCode, "vps_sub_layers_max_minus1_present_flag" ); pcVPS->setVpsSubLayersMaxMinus1PresentFlag( uiCode == 1 ); |
|---|
| 1543 | if ( pcVPS->getVpsSubLayersMaxMinus1PresentFlag() ) |
|---|
| 1544 | { |
|---|
| 1545 | for (Int i = 0; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1546 | { |
|---|
| 1547 | READ_CODE( 3, uiCode, "sub_layers_vps_max_minus1" ); pcVPS->setSubLayersVpsMaxMinus1( i, uiCode ); |
|---|
| 1548 | pcVPS->checkSubLayersVpsMaxMinus1( i ); |
|---|
| 1549 | } |
|---|
| 1550 | } |
|---|
| 1551 | else |
|---|
| 1552 | { |
|---|
| 1553 | for (Int i = 0; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1554 | { |
|---|
| 1555 | pcVPS->setSubLayersVpsMaxMinus1( i, pcVPS->getMaxTLayers( ) - 1); |
|---|
| 1556 | } |
|---|
| 1557 | } |
|---|
| 1558 | READ_FLAG( uiCode, "max_tid_ref_present_flag" ); pcVPS->setMaxTidRefPresentFlag( uiCode == 1 ); |
|---|
| 1559 | |
|---|
| 1560 | if ( pcVPS->getMaxTidRefPresentFlag() ) |
|---|
| 1561 | { |
|---|
| 1562 | for( Int i = 0; i < pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1563 | { |
|---|
| 1564 | for( Int j = i + 1; j <= pcVPS->getMaxLayersMinus1(); j++ ) |
|---|
| 1565 | { |
|---|
| 1566 | if ( pcVPS->getDirectDependencyFlag(j,i) ) |
|---|
| 1567 | { |
|---|
| 1568 | READ_CODE( 3, uiCode, "max_tid_il_ref_pics_plus1" ); pcVPS->setMaxTidIlRefPicsPlus1( i, j, uiCode ); |
|---|
| 1569 | } |
|---|
| 1570 | } |
|---|
| 1571 | } |
|---|
| 1572 | } |
|---|
| 1573 | |
|---|
| 1574 | READ_FLAG( uiCode, "all_ref_layers_active_flag" ); pcVPS->setAllRefLayersActiveFlag( uiCode == 1 ); |
|---|
| 1575 | READ_UVLC( uiCode, "vps_num_profile_tier_level_minus1" ); pcVPS->setVpsNumProfileTierLevelMinus1( uiCode ); |
|---|
| 1576 | |
|---|
| 1577 | Int offsetVal = ( pcVPS->getMaxLayersMinus1() > 0 && pcVPS->getVpsBaseLayerInternalFlag() ) ? 2 : 1; |
|---|
| 1578 | for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 2 : 1; i <= pcVPS->getVpsNumProfileTierLevelMinus1(); i++ ) |
|---|
| 1579 | { |
|---|
| 1580 | READ_FLAG( uiCode, "vps_profile_present_flag[i]" ); pcVPS->setVpsProfilePresentFlag( i, uiCode == 1 ); |
|---|
| 1581 | parsePTL ( pcVPS->getPTL( offsetVal ), pcVPS->getVpsProfilePresentFlag( i ), pcVPS->getMaxTLayers()-1); |
|---|
| 1582 | pcVPS->getPTL( offsetVal )->inferGeneralValues ( pcVPS->getVpsProfilePresentFlag( i ), offsetVal, pcVPS->getPTL( offsetVal - 1 ) ); |
|---|
| 1583 | pcVPS->getPTL( offsetVal )->inferSubLayerValues( pcVPS->getMaxSubLayersMinus1() , offsetVal, pcVPS->getPTL( offsetVal - 1 ) ); |
|---|
| 1584 | offsetVal++; |
|---|
| 1585 | } |
|---|
| 1586 | |
|---|
| 1587 | |
|---|
| 1588 | if (pcVPS->getNumLayerSets() > 1) |
|---|
| 1589 | { |
|---|
| 1590 | READ_UVLC( uiCode, "num_add_olss" ); pcVPS->setNumAddOlss( uiCode ); |
|---|
| 1591 | READ_CODE( 2, uiCode, "default_output_layer_idc" ); pcVPS->setDefaultOutputLayerIdc( std::min( uiCode, (UInt) 2 ) ); |
|---|
| 1592 | } |
|---|
| 1593 | |
|---|
| 1594 | pcVPS->initTargetLayerIdLists( ); |
|---|
| 1595 | |
|---|
| 1596 | |
|---|
| 1597 | pcVPS->setOutputLayerFlag(0, 0, pcVPS->inferOutputLayerFlag( 0, 0 )); |
|---|
| 1598 | pcVPS->setLayerSetIdxForOlsMinus1(0, -1); |
|---|
| 1599 | |
|---|
| 1600 | pcVPS->deriveNecessaryLayerFlags( 0 ); |
|---|
| 1601 | pcVPS->deriveTargetLayerIdList( 0 ); |
|---|
| 1602 | |
|---|
| 1603 | if (pcVPS->getVpsBaseLayerInternalFlag() ) |
|---|
| 1604 | { |
|---|
| 1605 | pcVPS->setProfileTierLevelIdx(0,0, pcVPS->inferProfileTierLevelIdx(0,0) ); |
|---|
| 1606 | } |
|---|
| 1607 | for( Int i = 1; i < pcVPS->getNumOutputLayerSets( ); i++ ) |
|---|
| 1608 | { |
|---|
| 1609 | if( pcVPS->getNumLayerSets() > 2 && i >= pcVPS->getNumLayerSets( ) ) |
|---|
| 1610 | { |
|---|
| 1611 | READ_CODE( pcVPS->getLayerSetIdxForOlsMinus1Len( i ), uiCode, "layer_set_idx_for_ols_minus1[i]" ); pcVPS->setLayerSetIdxForOlsMinus1( i, uiCode ); |
|---|
| 1612 | } |
|---|
| 1613 | |
|---|
| 1614 | if ( i > pcVPS->getVpsNumLayerSetsMinus1() || pcVPS->getDefaultOutputLayerIdc() == 2 ) |
|---|
| 1615 | { |
|---|
| 1616 | for( Int j = 0; j < pcVPS->getNumLayersInIdList( pcVPS->olsIdxToLsIdx( i ) ); j++ ) |
|---|
| 1617 | { |
|---|
| 1618 | READ_FLAG( uiCode, "output_layer_flag" ); pcVPS->setOutputLayerFlag( i, j, uiCode == 1 ); |
|---|
| 1619 | } |
|---|
| 1620 | } |
|---|
| 1621 | else |
|---|
| 1622 | { |
|---|
| 1623 | for( Int j = 0; j < pcVPS->getNumLayersInIdList( pcVPS->olsIdxToLsIdx( i ) ); j++ ) |
|---|
| 1624 | { |
|---|
| 1625 | pcVPS->setOutputLayerFlag(i,j, pcVPS->inferOutputLayerFlag( i, j )); |
|---|
| 1626 | } |
|---|
| 1627 | } |
|---|
| 1628 | pcVPS->deriveNecessaryLayerFlags( i ); |
|---|
| 1629 | pcVPS->deriveTargetLayerIdList( i ); |
|---|
| 1630 | |
|---|
| 1631 | for ( Int j = 0; j < pcVPS->getNumLayersInIdList( pcVPS->olsIdxToLsIdx(i)); j++ ) |
|---|
| 1632 | { |
|---|
| 1633 | if (pcVPS->getNecessaryLayerFlag( i, j ) && pcVPS->getVpsNumProfileTierLevelMinus1() > 0 ) |
|---|
| 1634 | { |
|---|
| 1635 | READ_CODE( pcVPS->getProfileTierLevelIdxLen(), uiCode,"profile_tier_level_idx[ i ][ j ]" ); pcVPS->setProfileTierLevelIdx( i, j, uiCode ); |
|---|
| 1636 | } |
|---|
| 1637 | if (pcVPS->getNecessaryLayerFlag( i, j ) && pcVPS->getVpsNumProfileTierLevelMinus1() == 0 ) |
|---|
| 1638 | { |
|---|
| 1639 | pcVPS->setProfileTierLevelIdx( i , j, pcVPS->inferProfileTierLevelIdx( i, j) ); |
|---|
| 1640 | } |
|---|
| 1641 | } |
|---|
| 1642 | |
|---|
| 1643 | if( pcVPS->getNumOutputLayersInOutputLayerSet( i ) == 1 && pcVPS->getNumDirectRefLayers( pcVPS->getOlsHighestOutputLayerId( i ) ) > 0 ) |
|---|
| 1644 | { |
|---|
| 1645 | READ_FLAG( uiCode, "alt_output_layer_flag[ i ]" ); pcVPS->setAltOutputLayerFlag( i, uiCode == 1 ); |
|---|
| 1646 | } |
|---|
| 1647 | } |
|---|
| 1648 | |
|---|
| 1649 | READ_UVLC( uiCode, "vps_num_rep_formats_minus1" ); pcVPS->setVpsNumRepFormatsMinus1( uiCode ); |
|---|
| 1650 | |
|---|
| 1651 | std::vector<TComRepFormat> repFormats; |
|---|
| 1652 | repFormats.resize( pcVPS->getVpsNumRepFormatsMinus1() + 1 ); |
|---|
| 1653 | for (Int i = 0; i <= pcVPS->getVpsNumRepFormatsMinus1(); i++ ) |
|---|
| 1654 | { |
|---|
| 1655 | TComRepFormat* curRepFormat = &repFormats[i]; |
|---|
| 1656 | TComRepFormat* prevRepFormat = i > 0 ? &repFormats[ i - 1] : NULL; |
|---|
| 1657 | parseRepFormat( i, curRepFormat , prevRepFormat); |
|---|
| 1658 | } |
|---|
| 1659 | pcVPS->setRepFormat( repFormats ); |
|---|
| 1660 | |
|---|
| 1661 | if ( pcVPS->getVpsNumRepFormatsMinus1() > 0 ) |
|---|
| 1662 | { |
|---|
| 1663 | READ_FLAG( uiCode, "rep_format_idx_present_flag" ); pcVPS->setRepFormatIdxPresentFlag( uiCode == 1 ); |
|---|
| 1664 | } |
|---|
| 1665 | if( pcVPS->getRepFormatIdxPresentFlag() ) |
|---|
| 1666 | { |
|---|
| 1667 | for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 1 : 0; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1668 | { |
|---|
| 1669 | READ_CODE( pcVPS->getVpsRepFormatIdxLen(), uiCode, "vps_rep_format_idx[i]" ); pcVPS->setVpsRepFormatIdx( i, uiCode ); |
|---|
| 1670 | } |
|---|
| 1671 | } |
|---|
| 1672 | else |
|---|
| 1673 | { |
|---|
| 1674 | for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 1 : 0; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1675 | { |
|---|
| 1676 | pcVPS->setVpsRepFormatIdx( i, pcVPS->inferVpsRepFormatIdx( i ) ); |
|---|
| 1677 | } |
|---|
| 1678 | } |
|---|
| 1679 | |
|---|
| 1680 | READ_FLAG( uiCode, "max_one_active_ref_layer_flag" ); pcVPS->setMaxOneActiveRefLayerFlag ( uiCode == 1 ); |
|---|
| 1681 | |
|---|
| 1682 | READ_FLAG( uiCode, "vps_poc_lsb_aligned_flag" ); pcVPS->setVpsPocLsbAlignedFlag( uiCode == 1 ); |
|---|
| 1683 | for( Int i = 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1684 | { |
|---|
| 1685 | if( pcVPS->getNumDirectRefLayers( pcVPS->getLayerIdInNuh( i ) ) == 0 ) |
|---|
| 1686 | { |
|---|
| 1687 | READ_FLAG( uiCode, "poc_lsb_not_present_flag" ); pcVPS->setPocLsbNotPresentFlag( i, uiCode == 1 ); |
|---|
| 1688 | } |
|---|
| 1689 | } |
|---|
| 1690 | |
|---|
| 1691 | parseDpbSize( pcVPS ); |
|---|
| 1692 | |
|---|
| 1693 | READ_UVLC( uiCode, "direct_dep_type_len_minus2") ; pcVPS->setDirectDepTypeLenMinus2 ( uiCode ); |
|---|
| 1694 | |
|---|
| 1695 | READ_FLAG( uiCode, "default_direct_dependency_flag" ); pcVPS->setDefaultDirectDependencyFlag( uiCode == 1 ); |
|---|
| 1696 | if ( pcVPS->getDefaultDirectDependencyFlag( ) ) |
|---|
| 1697 | { |
|---|
| 1698 | READ_CODE( pcVPS->getDirectDepTypeLenMinus2( ) + 2, uiCode, "default_direct_dependency_type" ); pcVPS->setDefaultDirectDependencyType( uiCode ); |
|---|
| 1699 | } |
|---|
| 1700 | |
|---|
| 1701 | for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 1 : 2; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1702 | { |
|---|
| 1703 | for( Int j = pcVPS->getVpsBaseLayerInternalFlag() ? 0 : 1; j < i; j++ ) |
|---|
| 1704 | { |
|---|
| 1705 | if (pcVPS->getDirectDependencyFlag( i, j) ) |
|---|
| 1706 | { |
|---|
| 1707 | if ( pcVPS->getDefaultDirectDependencyFlag( ) ) |
|---|
| 1708 | { |
|---|
| 1709 | pcVPS->setDirectDependencyType( i, j , pcVPS->getDefaultDirectDependencyType( ) ); |
|---|
| 1710 | } |
|---|
| 1711 | else |
|---|
| 1712 | { |
|---|
| 1713 | |
|---|
| 1714 | READ_CODE( pcVPS->getDirectDepTypeLenMinus2( ) + 2, uiCode, "direct_dependency_type[i][j]" ); pcVPS->setDirectDependencyType( i, j , uiCode); |
|---|
| 1715 | } |
|---|
| 1716 | } |
|---|
| 1717 | } |
|---|
| 1718 | } |
|---|
| 1719 | READ_UVLC( uiCode, "vps_non_vui_extension_length" ); pcVPS->setVpsNonVuiExtensionLength( uiCode ); |
|---|
| 1720 | for ( Int i = 1; i <= pcVPS->getVpsNonVuiExtensionLength(); i++ ) |
|---|
| 1721 | { |
|---|
| 1722 | READ_CODE( 8, uiCode, "vps_non_vui_extension_data_byte" ); |
|---|
| 1723 | } |
|---|
| 1724 | READ_FLAG( uiCode, "vps_vui_present_flag" ); pcVPS->setVpsVuiPresentFlag( uiCode == 1 ); |
|---|
| 1725 | |
|---|
| 1726 | TComVPSVUI vpsVui; |
|---|
| 1727 | if( pcVPS->getVpsVuiPresentFlag() ) |
|---|
| 1728 | { |
|---|
| 1729 | m_pcBitstream->readOutTrailingBits(); // vps_vui_alignment_bit_equal_to_one |
|---|
| 1730 | parseVPSVUI( pcVPS, &vpsVui ); |
|---|
| 1731 | } |
|---|
| 1732 | else |
|---|
| 1733 | { |
|---|
| 1734 | // inference of syntax elements that differ from default inference (as done in constructor), when VPS VUI is not present |
|---|
| 1735 | vpsVui.setCrossLayerIrapAlignedFlag( false ); |
|---|
| 1736 | } |
|---|
| 1737 | pcVPS->setVPSVUI( vpsVui ); |
|---|
| 1738 | pcVPS->checkVPSExtensionSyntax(); |
|---|
| 1739 | } |
|---|
| 1740 | |
|---|
| 1741 | Void TDecCavlc::parseRepFormat( Int i, TComRepFormat* pcRepFormat, const TComRepFormat* pcPrevRepFormat ) |
|---|
| 1742 | { |
|---|
| 1743 | assert( pcRepFormat ); |
|---|
| 1744 | |
|---|
| 1745 | UInt uiCode; |
|---|
| 1746 | |
|---|
| 1747 | READ_CODE( 16, uiCode, "pic_width_vps_in_luma_samples" ); pcRepFormat->setPicWidthVpsInLumaSamples ( uiCode ); |
|---|
| 1748 | READ_CODE( 16, uiCode, "pic_height_vps_in_luma_samples" ); pcRepFormat->setPicHeightVpsInLumaSamples( uiCode ); |
|---|
| 1749 | READ_FLAG( uiCode, "chroma_and_bit_depth_vps_present_flag" ); pcRepFormat->setChromaAndBitDepthVpsPresentFlag( uiCode == 1 ); |
|---|
| 1750 | |
|---|
| 1751 | pcRepFormat->checkChromaAndBitDepthVpsPresentFlag( i ); |
|---|
| 1752 | |
|---|
| 1753 | if ( pcRepFormat->getChromaAndBitDepthVpsPresentFlag() ) |
|---|
| 1754 | { |
|---|
| 1755 | READ_CODE( 2, uiCode, "chroma_format_vps_idc" ); pcRepFormat->setChromaFormatVpsIdc ( uiCode ); |
|---|
| 1756 | if ( pcRepFormat->getChromaFormatVpsIdc() == 3 ) |
|---|
| 1757 | { |
|---|
| 1758 | READ_FLAG( uiCode, "separate_colour_plane_vps_flag" ); pcRepFormat->setSeparateColourPlaneVpsFlag( uiCode == 1 ); |
|---|
| 1759 | } |
|---|
| 1760 | READ_CODE( 4, uiCode, "bit_depth_vps_luma_minus8" ); pcRepFormat->setBitDepthVpsLumaMinus8 ( uiCode ); |
|---|
| 1761 | READ_CODE( 4, uiCode, "bit_depth_vps_chroma_minus8" ); pcRepFormat->setBitDepthVpsChromaMinus8 ( uiCode ); |
|---|
| 1762 | } |
|---|
| 1763 | else |
|---|
| 1764 | { |
|---|
| 1765 | pcRepFormat->inferChromaAndBitDepth(pcPrevRepFormat ); |
|---|
| 1766 | } |
|---|
| 1767 | READ_FLAG( uiCode, "conformance_window_vps_flag" ); pcRepFormat->setConformanceWindowVpsFlag( uiCode == 1 ); |
|---|
| 1768 | if ( pcRepFormat->getConformanceWindowVpsFlag() ) |
|---|
| 1769 | { |
|---|
| 1770 | READ_UVLC( uiCode, "conf_win_vps_left_offset" ); pcRepFormat->setConfWinVpsLeftOffset( uiCode ); |
|---|
| 1771 | READ_UVLC( uiCode, "conf_win_vps_right_offset" ); pcRepFormat->setConfWinVpsRightOffset( uiCode ); |
|---|
| 1772 | READ_UVLC( uiCode, "conf_win_vps_top_offset" ); pcRepFormat->setConfWinVpsTopOffset( uiCode ); |
|---|
| 1773 | READ_UVLC( uiCode, "conf_win_vps_bottom_offset" ); pcRepFormat->setConfWinVpsBottomOffset( uiCode ); |
|---|
| 1774 | } |
|---|
| 1775 | } |
|---|
| 1776 | |
|---|
| 1777 | |
|---|
| 1778 | Void TDecCavlc::parseVPSVUI( const TComVPS* pcVPS, TComVPSVUI* vpsVui ) |
|---|
| 1779 | { |
|---|
| 1780 | assert( pcVPS ); |
|---|
| 1781 | assert( vpsVui ); |
|---|
| 1782 | |
|---|
| 1783 | vpsVui->init(pcVPS->getNumAddLayerSets(),pcVPS->getMaxSubLayersMinus1() + 1, pcVPS->getMaxLayersMinus1() + 1 ); |
|---|
| 1784 | |
|---|
| 1785 | UInt uiCode; |
|---|
| 1786 | READ_FLAG( uiCode, "cross_layer_pic_type_aligned_flag" ); vpsVui->setCrossLayerPicTypeAlignedFlag( uiCode == 1 ); |
|---|
| 1787 | if ( !vpsVui->getCrossLayerPicTypeAlignedFlag() ) |
|---|
| 1788 | { |
|---|
| 1789 | READ_FLAG( uiCode, "cross_layer_irap_aligned_flag" ); vpsVui->setCrossLayerIrapAlignedFlag( uiCode == 1 ); |
|---|
| 1790 | } |
|---|
| 1791 | if( vpsVui->getCrossLayerIrapAlignedFlag( ) ) |
|---|
| 1792 | { |
|---|
| 1793 | READ_FLAG( uiCode, "all_layers_idr_aligned_flag" ); vpsVui->setAllLayersIdrAlignedFlag( uiCode == 1 ); |
|---|
| 1794 | } |
|---|
| 1795 | READ_FLAG( uiCode, "bit_rate_present_vps_flag" ); vpsVui->setBitRatePresentVpsFlag( uiCode == 1 ); |
|---|
| 1796 | READ_FLAG( uiCode, "pic_rate_present_vps_flag" ); vpsVui->setPicRatePresentVpsFlag( uiCode == 1 ); |
|---|
| 1797 | if( vpsVui->getBitRatePresentVpsFlag( ) || vpsVui->getPicRatePresentVpsFlag( ) ) |
|---|
| 1798 | { |
|---|
| 1799 | for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 0 : 1; i < pcVPS->getNumLayerSets(); i++ ) |
|---|
| 1800 | { |
|---|
| 1801 | for( Int j = 0; j <= pcVPS->getMaxSubLayersInLayerSetMinus1( i ); j++ ) |
|---|
| 1802 | { |
|---|
| 1803 | if( vpsVui->getBitRatePresentVpsFlag( ) ) |
|---|
| 1804 | { |
|---|
| 1805 | READ_FLAG( uiCode, "bit_rate_present_flag" ); vpsVui->setBitRatePresentFlag( i, j, uiCode == 1 ); |
|---|
| 1806 | } |
|---|
| 1807 | if( vpsVui->getPicRatePresentVpsFlag( ) ) |
|---|
| 1808 | { |
|---|
| 1809 | READ_FLAG( uiCode, "pic_rate_present_flag" ); vpsVui->setPicRatePresentFlag( i, j, uiCode == 1 ); |
|---|
| 1810 | } |
|---|
| 1811 | if( vpsVui->getBitRatePresentFlag( i, j ) ) |
|---|
| 1812 | { |
|---|
| 1813 | READ_CODE( 16, uiCode, "avg_bit_rate" ); vpsVui->setAvgBitRate( i, j, uiCode ); |
|---|
| 1814 | READ_CODE( 16, uiCode, "max_bit_rate" ); vpsVui->setMaxBitRate( i, j, uiCode ); |
|---|
| 1815 | } |
|---|
| 1816 | if( vpsVui->getPicRatePresentFlag( i, j ) ) |
|---|
| 1817 | { |
|---|
| 1818 | READ_CODE( 2, uiCode, "constant_pic_rate_idc" ); vpsVui->setConstantPicRateIdc( i, j, uiCode ); |
|---|
| 1819 | READ_CODE( 16, uiCode, "avg_pic_rate" ); vpsVui->setAvgPicRate( i, j, uiCode ); |
|---|
| 1820 | } |
|---|
| 1821 | } |
|---|
| 1822 | } |
|---|
| 1823 | } |
|---|
| 1824 | |
|---|
| 1825 | READ_FLAG( uiCode, "video_signal_info_idx_present_flag" ); vpsVui->setVideoSignalInfoIdxPresentFlag( uiCode == 1 ); |
|---|
| 1826 | if( vpsVui->getVideoSignalInfoIdxPresentFlag() ) |
|---|
| 1827 | { |
|---|
| 1828 | READ_CODE( 4, uiCode, "vps_num_video_signal_info_minus1" ); vpsVui->setVpsNumVideoSignalInfoMinus1( uiCode ); |
|---|
| 1829 | } |
|---|
| 1830 | else |
|---|
| 1831 | { |
|---|
| 1832 | vpsVui->setVpsNumVideoSignalInfoMinus1( (pcVPS->getMaxLayersMinus1() - pcVPS->getVpsBaseLayerInternalFlag()) ? 0 : 1 ); |
|---|
| 1833 | } |
|---|
| 1834 | |
|---|
| 1835 | std::vector<TComVideoSignalInfo> videoSignalInfos; |
|---|
| 1836 | videoSignalInfos.resize(vpsVui->getVpsNumVideoSignalInfoMinus1() + 1 ); |
|---|
| 1837 | |
|---|
| 1838 | for( Int i = 0; i <= vpsVui->getVpsNumVideoSignalInfoMinus1(); i++ ) |
|---|
| 1839 | { |
|---|
| 1840 | parseVideoSignalInfo( &videoSignalInfos[i] ); |
|---|
| 1841 | } |
|---|
| 1842 | vpsVui->setVideoSignalInfo( videoSignalInfos ); |
|---|
| 1843 | |
|---|
| 1844 | if( vpsVui->getVideoSignalInfoIdxPresentFlag() && vpsVui->getVpsNumVideoSignalInfoMinus1() > 0 ) |
|---|
| 1845 | { |
|---|
| 1846 | for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 0 : 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1847 | { |
|---|
| 1848 | READ_CODE( 4, uiCode, "vps_video_signal_info_idx" ); vpsVui->setVpsVideoSignalInfoIdx( i, uiCode ); |
|---|
| 1849 | } |
|---|
| 1850 | } |
|---|
| 1851 | else if ( !vpsVui->getVideoSignalInfoIdxPresentFlag() ) |
|---|
| 1852 | { |
|---|
| 1853 | for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 0 : 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1854 | { |
|---|
| 1855 | vpsVui->setVpsVideoSignalInfoIdx( i, i ); |
|---|
| 1856 | } |
|---|
| 1857 | } |
|---|
| 1858 | else |
|---|
| 1859 | { |
|---|
| 1860 | for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 0 : 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1861 | { |
|---|
| 1862 | vpsVui->setVpsVideoSignalInfoIdx( i, 0 ); |
|---|
| 1863 | } |
|---|
| 1864 | } |
|---|
| 1865 | |
|---|
| 1866 | READ_FLAG( uiCode, "tiles_not_in_use_flag" ); vpsVui->setTilesNotInUseFlag( uiCode == 1 ); |
|---|
| 1867 | if( !vpsVui->getTilesNotInUseFlag() ) |
|---|
| 1868 | { |
|---|
| 1869 | for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 0 : 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1870 | { |
|---|
| 1871 | READ_FLAG( uiCode, "tiles_in_use_flag[i]" ); vpsVui->setTilesInUseFlag( i, uiCode == 1 ); |
|---|
| 1872 | if( vpsVui->getTilesInUseFlag( i ) ) |
|---|
| 1873 | { |
|---|
| 1874 | READ_FLAG( uiCode, "loop_filter_not_across_tiles_flag[i]" ); vpsVui->setLoopFilterNotAcrossTilesFlag( i, uiCode == 1 ); |
|---|
| 1875 | } |
|---|
| 1876 | } |
|---|
| 1877 | for( Int i = pcVPS->getVpsBaseLayerInternalFlag() ? 1 : 2; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1878 | { |
|---|
| 1879 | for( Int j = 0; j < pcVPS->getNumDirectRefLayers( pcVPS->getLayerIdInNuh( i ) ) ; j++ ) |
|---|
| 1880 | { |
|---|
| 1881 | Int layerIdx = pcVPS->getLayerIdInVps(pcVPS->getIdDirectRefLayer(pcVPS->getLayerIdInNuh( i ) , j )); |
|---|
| 1882 | if( vpsVui->getTilesInUseFlag( i ) && vpsVui->getTilesInUseFlag( layerIdx ) ) |
|---|
| 1883 | { |
|---|
| 1884 | READ_FLAG( uiCode, "tile_boundaries_aligned_flag[i][j]" ); vpsVui->setTileBoundariesAlignedFlag( i, j, uiCode == 1 ); |
|---|
| 1885 | } |
|---|
| 1886 | } |
|---|
| 1887 | } |
|---|
| 1888 | } |
|---|
| 1889 | |
|---|
| 1890 | READ_FLAG( uiCode, "wpp_not_in_use_flag" ); vpsVui->setWppNotInUseFlag( uiCode == 1 ); |
|---|
| 1891 | |
|---|
| 1892 | if( !vpsVui->getWppNotInUseFlag( )) |
|---|
| 1893 | { |
|---|
| 1894 | for( Int i = 0; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1895 | { |
|---|
| 1896 | READ_FLAG( uiCode, "wpp_in_use_flag[i]" ); vpsVui->setWppInUseFlag( i, uiCode == 1 ); |
|---|
| 1897 | } |
|---|
| 1898 | } |
|---|
| 1899 | READ_FLAG( uiCode, "single_layer_for_non_irap_flag" ); vpsVui->setSingleLayerForNonIrapFlag( uiCode == 1 ); |
|---|
| 1900 | READ_FLAG( uiCode, "higher_layer_irap_skip_flag" ); vpsVui->setHigherLayerIrapSkipFlag( uiCode == 1 ); |
|---|
| 1901 | READ_FLAG( uiCode, "ilp_restricted_ref_layers_flag" ); vpsVui->setIlpRestrictedRefLayersFlag( uiCode == 1 ); |
|---|
| 1902 | |
|---|
| 1903 | if( vpsVui->getIlpRestrictedRefLayersFlag( ) ) |
|---|
| 1904 | { |
|---|
| 1905 | for( Int i = 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1906 | { |
|---|
| 1907 | for( Int j = 0; j < pcVPS->getNumDirectRefLayers( pcVPS->getLayerIdInNuh( i ) ); j++ ) |
|---|
| 1908 | { |
|---|
| 1909 | if( pcVPS->getVpsBaseLayerInternalFlag() || pcVPS->getIdDirectRefLayer( pcVPS->getLayerIdInNuh( i ), j ) > 0 ) |
|---|
| 1910 | { |
|---|
| 1911 | READ_UVLC( uiCode, "min_spatial_segment_offset_plus1" ); vpsVui->setMinSpatialSegmentOffsetPlus1( i, j, uiCode ); |
|---|
| 1912 | if( vpsVui->getMinSpatialSegmentOffsetPlus1( i, j ) > 0 ) |
|---|
| 1913 | { |
|---|
| 1914 | READ_FLAG( uiCode, "ctu_based_offset_enabled_flag" ); vpsVui->setCtuBasedOffsetEnabledFlag( i, j, uiCode == 1 ); |
|---|
| 1915 | if( vpsVui->getCtuBasedOffsetEnabledFlag( i, j ) ) |
|---|
| 1916 | { |
|---|
| 1917 | READ_UVLC( uiCode, "min_horizontal_ctu_offset_plus1" ); vpsVui->setMinHorizontalCtuOffsetPlus1( i, j, uiCode ); |
|---|
| 1918 | } |
|---|
| 1919 | } |
|---|
| 1920 | } |
|---|
| 1921 | } |
|---|
| 1922 | } |
|---|
| 1923 | } |
|---|
| 1924 | |
|---|
| 1925 | READ_FLAG( uiCode, "vps_vui_bsp_hrd_present_flag" ); vpsVui->setVpsVuiBspHrdPresentFlag( uiCode == 1 ); |
|---|
| 1926 | if ( vpsVui->getVpsVuiBspHrdPresentFlag( ) ) |
|---|
| 1927 | { |
|---|
| 1928 | assert(pcVPS->getTimingInfo()->getTimingInfoPresentFlag() == 1); |
|---|
| 1929 | parseVpsVuiBspHrdParameters( pcVPS, vpsVui ); |
|---|
| 1930 | } |
|---|
| 1931 | for( Int i = 1; i <= pcVPS->getMaxLayersMinus1(); i++ ) |
|---|
| 1932 | { |
|---|
| 1933 | if( pcVPS->getNumDirectRefLayers( pcVPS->getLayerIdInNuh( i )) == 0 ) |
|---|
| 1934 | { |
|---|
| 1935 | READ_FLAG( uiCode, "base_layer_parameter_set_compatibility_flag" ); vpsVui->setBaseLayerParameterSetCompatibilityFlag( i, uiCode == 1 ); |
|---|
| 1936 | } |
|---|
| 1937 | } |
|---|
| 1938 | } |
|---|
| 1939 | |
|---|
| 1940 | Void TDecCavlc::parseVpsVuiBspHrdParameters( const TComVPS* pcVPS, TComVPSVUI* vpsVui ) |
|---|
| 1941 | { |
|---|
| 1942 | assert( pcVPS ); |
|---|
| 1943 | assert( vpsVui ); |
|---|
| 1944 | |
|---|
| 1945 | TComVpsVuiBspHrdParameters vpsVuiBspHrdP; |
|---|
| 1946 | |
|---|
| 1947 | UInt uiCode; |
|---|
| 1948 | READ_UVLC( uiCode, "vps_num_add_hrd_params" ); vpsVuiBspHrdP.setVpsNumAddHrdParams( uiCode ); |
|---|
| 1949 | vpsVuiBspHrdP.createAfterVpsNumAddHrdParams( pcVPS ); |
|---|
| 1950 | for( Int i = pcVPS->getNumHrdParameters(); i < pcVPS->getNumHrdParameters() + vpsVuiBspHrdP.getVpsNumAddHrdParams(); i++ ) |
|---|
| 1951 | { |
|---|
| 1952 | if( i > 0 ) |
|---|
| 1953 | { |
|---|
| 1954 | READ_FLAG( uiCode, "cprms_add_present_flag" ); vpsVuiBspHrdP.setCprmsAddPresentFlag( i, uiCode == 1 ); |
|---|
| 1955 | } |
|---|
| 1956 | else |
|---|
| 1957 | { |
|---|
| 1958 | vpsVuiBspHrdP.setCprmsAddPresentFlag( i, true ); |
|---|
| 1959 | } |
|---|
| 1960 | |
|---|
| 1961 | READ_UVLC( uiCode, "num_sub_layer_hrd_minus1" ); vpsVuiBspHrdP.setNumSubLayerHrdMinus1( i, uiCode ); |
|---|
| 1962 | |
|---|
| 1963 | TComHRD hrdParameters; |
|---|
| 1964 | parseHrdParameters( &hrdParameters, vpsVuiBspHrdP.getCprmsAddPresentFlag( i ), vpsVuiBspHrdP.getNumSubLayerHrdMinus1( i ) ); |
|---|
| 1965 | vpsVuiBspHrdP.setHrdParametermeters( i, hrdParameters ); |
|---|
| 1966 | } |
|---|
| 1967 | |
|---|
| 1968 | vpsVuiBspHrdP.setNumPartitionsInSchemeMinus1( 0, 0, 0); |
|---|
| 1969 | vpsVuiBspHrdP.createAfterNumPartitionsInSchemeMinus1( pcVPS, 0, 0 ); |
|---|
| 1970 | |
|---|
| 1971 | for( Int h = 0; h < pcVPS->getNumOutputLayerSets(); h++ ) |
|---|
| 1972 | { |
|---|
| 1973 | if ( h == 0) |
|---|
| 1974 | { |
|---|
| 1975 | vpsVuiBspHrdP.setNumSignalledPartitioningSchemes( h, 0 ); |
|---|
| 1976 | } |
|---|
| 1977 | else |
|---|
| 1978 | { |
|---|
| 1979 | READ_UVLC( uiCode, "num_signalled_partitioning_schemes" ); vpsVuiBspHrdP.setNumSignalledPartitioningSchemes( h, uiCode ); |
|---|
| 1980 | } |
|---|
| 1981 | vpsVuiBspHrdP.createAfterNumSignalledPartitioningSchemes( pcVPS, h ); |
|---|
| 1982 | |
|---|
| 1983 | for( Int j = 0; j < vpsVuiBspHrdP.getNumSignalledPartitioningSchemes( h ) + 1; j++ ) |
|---|
| 1984 | { |
|---|
| 1985 | if ( j == 0 && h == 0 ) |
|---|
| 1986 | { |
|---|
| 1987 | vpsVuiBspHrdP.setNumPartitionsInSchemeMinus1( h, j, uiCode ); |
|---|
| 1988 | } |
|---|
| 1989 | else if( j == 0 ) |
|---|
| 1990 | { |
|---|
| 1991 | vpsVuiBspHrdP.setNumPartitionsInSchemeMinus1( h, j, pcVPS->getNumLayersInIdList( h ) - 1 ); |
|---|
| 1992 | } |
|---|
| 1993 | else |
|---|
| 1994 | { |
|---|
| 1995 | READ_UVLC( uiCode, "num_partitions_in_scheme_minus1" ); vpsVuiBspHrdP.setNumPartitionsInSchemeMinus1( h, j, uiCode ); |
|---|
| 1996 | } |
|---|
| 1997 | vpsVuiBspHrdP.createAfterNumPartitionsInSchemeMinus1(pcVPS, h, j ); |
|---|
| 1998 | |
|---|
| 1999 | for( Int k = 0; k <= vpsVuiBspHrdP.getNumPartitionsInSchemeMinus1( h, j ); k++ ) |
|---|
| 2000 | { |
|---|
| 2001 | for( Int r = 0; r < pcVPS->getNumLayersInIdList(pcVPS->olsIdxToLsIdx( h ) ) ; r++ ) |
|---|
| 2002 | { |
|---|
| 2003 | if( h == 0 && j == 0 && k == 0 && r == 0 ) |
|---|
| 2004 | { |
|---|
| 2005 | vpsVuiBspHrdP.setLayerIncludedInPartitionFlag( h, j, k, r, true ); |
|---|
| 2006 | } |
|---|
| 2007 | else if ( h > 0 && j == 0 ) |
|---|
| 2008 | { |
|---|
| 2009 | vpsVuiBspHrdP.setLayerIncludedInPartitionFlag( h, j, k, r, (k == r) ); |
|---|
| 2010 | } |
|---|
| 2011 | else |
|---|
| 2012 | { |
|---|
| 2013 | READ_FLAG( uiCode, "layer_included_in_partition_flag" ); vpsVuiBspHrdP.setLayerIncludedInPartitionFlag( h, j, k, r, uiCode == 1 ); |
|---|
| 2014 | } |
|---|
| 2015 | } |
|---|
| 2016 | } |
|---|
| 2017 | } |
|---|
| 2018 | if ( h > 0 ) |
|---|
| 2019 | { |
|---|
| 2020 | for( Int i = 0; i < vpsVuiBspHrdP.getNumSignalledPartitioningSchemes( h ) + 1; i++ ) |
|---|
| 2021 | { |
|---|
| 2022 | for( Int t = 0; t <= pcVPS->getMaxSubLayersInLayerSetMinus1( pcVPS->olsIdxToLsIdx( i ) ); t++ ) |
|---|
| 2023 | { |
|---|
| 2024 | READ_UVLC( uiCode, "num_bsp_schedules_minus1" ); vpsVuiBspHrdP.setNumBspSchedulesMinus1( h, i, t, uiCode ); |
|---|
| 2025 | vpsVuiBspHrdP.createAfterNumBspSchedulesMinus1(pcVPS, h, i, t ); |
|---|
| 2026 | for( Int j = 0; j <= vpsVuiBspHrdP.getNumBspSchedulesMinus1( h, i, t ); j++ ) |
|---|
| 2027 | { |
|---|
| 2028 | for( Int k = 0; k <= vpsVuiBspHrdP.getNumPartitionsInSchemeMinus1( h, j ); k++ ) |
|---|
| 2029 | { |
|---|
| 2030 | READ_CODE( vpsVuiBspHrdP.getBspHrdIdxLen( pcVPS ), uiCode, "bsp_hrd_idx" ); vpsVuiBspHrdP.setBspHrdIdx( h, i, t, j, k, uiCode ); |
|---|
| 2031 | READ_UVLC( uiCode, "bsp_sched_idx" ); vpsVuiBspHrdP.setBspSchedIdx( h, i, t, j, k, uiCode ); |
|---|
| 2032 | } |
|---|
| 2033 | } |
|---|
| 2034 | } |
|---|
| 2035 | } |
|---|
| 2036 | } |
|---|
| 2037 | } |
|---|
| 2038 | vpsVui->setVpsVuiBspHrdParameters( vpsVuiBspHrdP ); |
|---|
| 2039 | } |
|---|
| 2040 | |
|---|
| 2041 | Void TDecCavlc::parseVideoSignalInfo( TComVideoSignalInfo* pcVideoSignalInfo ) |
|---|
| 2042 | { |
|---|
| 2043 | UInt uiCode; |
|---|
| 2044 | READ_CODE( 3, uiCode, "video_vps_format" ); pcVideoSignalInfo->setVideoVpsFormat( uiCode ); |
|---|
| 2045 | READ_FLAG( uiCode, "video_full_range_vps_flag" ); pcVideoSignalInfo->setVideoFullRangeVpsFlag( uiCode == 1 ); |
|---|
| 2046 | READ_CODE( 8, uiCode, "colour_primaries_vps" ); pcVideoSignalInfo->setColourPrimariesVps( uiCode ); |
|---|
| 2047 | READ_CODE( 8, uiCode, "transfer_characteristics_vps" ); pcVideoSignalInfo->setTransferCharacteristicsVps( uiCode ); |
|---|
| 2048 | READ_CODE( 8, uiCode, "matrix_coeffs_vps" ); pcVideoSignalInfo->setMatrixCoeffsVps( uiCode ); |
|---|
| 2049 | } |
|---|
| 2050 | |
|---|
| 2051 | Void TDecCavlc::parseDpbSize( TComVPS* vps ) |
|---|
| 2052 | { |
|---|
| 2053 | UInt uiCode; |
|---|
| 2054 | TComDpbSize dpbSize; |
|---|
| 2055 | |
|---|
| 2056 | dpbSize.init( vps->getNumOutputLayerSets(), vps->getVpsMaxLayerId() + 1, vps->getMaxSubLayersMinus1() + 1 ) ; |
|---|
| 2057 | |
|---|
| 2058 | for( Int i = 1; i < vps->getNumOutputLayerSets(); i++ ) |
|---|
| 2059 | { |
|---|
| 2060 | Int currLsIdx = vps->olsIdxToLsIdx( i ); |
|---|
| 2061 | READ_FLAG( uiCode, "sub_layer_flag_info_present_flag" ); dpbSize.setSubLayerFlagInfoPresentFlag( i, uiCode == 1 ); |
|---|
| 2062 | for( Int j = 0; j <= vps->getMaxSubLayersInLayerSetMinus1( currLsIdx ); j++ ) |
|---|
| 2063 | { |
|---|
| 2064 | if( j > 0 && dpbSize.getSubLayerDpbInfoPresentFlag( i, j ) ) |
|---|
| 2065 | { |
|---|
| 2066 | READ_FLAG( uiCode, "sub_layer_dpb_info_present_flag" ); dpbSize.setSubLayerDpbInfoPresentFlag( i, j, uiCode == 1 ); |
|---|
| 2067 | } |
|---|
| 2068 | if( dpbSize.getSubLayerDpbInfoPresentFlag( i, j ) ) |
|---|
| 2069 | { |
|---|
| 2070 | for( Int k = 0; k < vps->getNumLayersInIdList( currLsIdx ); k++ ) |
|---|
| 2071 | { |
|---|
| 2072 | if ( vps->getNecessaryLayerFlag( i, k ) && ( vps->getVpsBaseLayerInternalFlag() || ( vps->getLayerSetLayerIdList(vps->olsIdxToLsIdx(i),k) != 0 ) )) |
|---|
| 2073 | { |
|---|
| 2074 | READ_UVLC( uiCode, "max_vps_dec_pic_buffering_minus1" ); dpbSize.setMaxVpsDecPicBufferingMinus1( i, k, j, uiCode ); |
|---|
| 2075 | } |
|---|
| 2076 | else |
|---|
| 2077 | { |
|---|
| 2078 | if ( vps->getNecessaryLayerFlag( i, k ) && ( j == 0 ) && ( k == 0 )) |
|---|
| 2079 | { |
|---|
| 2080 | dpbSize.setMaxVpsDecPicBufferingMinus1(i ,k, j, 0 ); |
|---|
| 2081 | } |
|---|
| 2082 | } |
|---|
| 2083 | } |
|---|
| 2084 | READ_UVLC( uiCode, "max_vps_num_reorder_pics" ); dpbSize.setMaxVpsNumReorderPics( i, j, uiCode ); |
|---|
| 2085 | READ_UVLC( uiCode, "max_vps_latency_increase_plus1" ); dpbSize.setMaxVpsLatencyIncreasePlus1( i, j, uiCode ); |
|---|
| 2086 | } |
|---|
| 2087 | else |
|---|
| 2088 | { |
|---|
| 2089 | if ( j > 0 ) |
|---|
| 2090 | { |
|---|
| 2091 | for( Int k = 0; k < vps->getNumLayersInIdList( vps->olsIdxToLsIdx( i ) ); k++ ) |
|---|
| 2092 | { |
|---|
| 2093 | if ( vps->getNecessaryLayerFlag(i, k ) ) |
|---|
| 2094 | { |
|---|
| 2095 | dpbSize.setMaxVpsDecPicBufferingMinus1( i, k, j, dpbSize.getMaxVpsDecPicBufferingMinus1( i,k, j - 1 ) ); |
|---|
| 2096 | } |
|---|
| 2097 | } |
|---|
| 2098 | dpbSize.setMaxVpsNumReorderPics ( i, j, dpbSize.getMaxVpsNumReorderPics ( i, j - 1 ) ); |
|---|
| 2099 | dpbSize.setMaxVpsLatencyIncreasePlus1( i, j, dpbSize.getMaxVpsLatencyIncreasePlus1( i, j - 1 ) ); |
|---|
| 2100 | } |
|---|
| 2101 | } |
|---|
| 2102 | } |
|---|
| 2103 | } |
|---|
| 2104 | vps->setDpbSize( dpbSize ); |
|---|
| 2105 | } |
|---|
| 2106 | |
|---|
| 2107 | #if NH_3D |
|---|
| 2108 | Void TDecCavlc::parseVps3dExtension( TComVPS* pcVPS ) |
|---|
| 2109 | { |
|---|
| 2110 | UInt uiCode; |
|---|
| 2111 | READ_UVLC( uiCode, "cp_precision"); pcVPS->setCpPrecision( uiCode ) ; |
|---|
| 2112 | |
|---|
| 2113 | for (Int n = 1; n < pcVPS->getNumViews(); n++) |
|---|
| 2114 | { |
|---|
| 2115 | Int i = pcVPS->getViewOIdxList( n ); |
|---|
| 2116 | Int iInVps = pcVPS->getVoiInVps( i ); |
|---|
| 2117 | READ_CODE( 6, uiCode, "num_cp" ); pcVPS->setNumCp( iInVps, uiCode ); |
|---|
| 2118 | |
|---|
| 2119 | if( pcVPS->getNumCp( iInVps ) > 0 ) |
|---|
| 2120 | { |
|---|
| 2121 | READ_FLAG( uiCode, "cp_in_slice_segment_header_flag" ); pcVPS->setCpInSliceSegmentHeaderFlag( iInVps, uiCode == 1 ); |
|---|
| 2122 | for( Int m = 0; m < pcVPS->getNumCp( iInVps ); m++ ) |
|---|
| 2123 | { |
|---|
| 2124 | READ_UVLC( uiCode, "cp_ref_voi" ); pcVPS->setCpRefVoi( iInVps, m, uiCode ); |
|---|
| 2125 | if( !pcVPS->getCpInSliceSegmentHeaderFlag( iInVps ) ) |
|---|
| 2126 | { |
|---|
| 2127 | Int j = pcVPS->getCpRefVoi( iInVps, m ); |
|---|
| 2128 | Int jInVps = pcVPS->getVoiInVps( j ); |
|---|
| 2129 | Int iCode; |
|---|
| 2130 | READ_SVLC( iCode, "vps_cp_scale" ); pcVPS->setVpsCpScale ( iInVps, jInVps, iCode ); |
|---|
| 2131 | READ_SVLC( iCode, "vps_cp_off" ); pcVPS->setVpsCpOff ( iInVps, jInVps, iCode ); |
|---|
| 2132 | READ_SVLC( iCode, "vps_cp_inv_scale_plus_scale" ); pcVPS->setVpsCpInvScale( iInVps, jInVps, iCode - pcVPS->getVpsCpScale( iInVps, jInVps ) ); |
|---|
| 2133 | READ_SVLC( iCode, "vps_cp_inv_off_plus_off" ); pcVPS->setVpsCpInvOff ( iInVps, jInVps, iCode - pcVPS->getVpsCpOff ( iInVps, jInVps ) ); |
|---|
| 2134 | } |
|---|
| 2135 | } |
|---|
| 2136 | } |
|---|
| 2137 | } |
|---|
| 2138 | pcVPS->deriveCpPresentFlag(); |
|---|
| 2139 | } |
|---|
| 2140 | #endif |
|---|
| 2141 | #endif |
|---|
| 2142 | |
|---|
| 2143 | Void TDecCavlc::parseSliceHeader (TComSlice* pcSlice, ParameterSetManager *parameterSetManager, const Int prevTid0POC) |
|---|
| 2144 | { |
|---|
| 2145 | UInt uiCode; |
|---|
| 2146 | Int iCode; |
|---|
| 2147 | |
|---|
| 2148 | #if ENC_DEC_TRACE |
|---|
| 2149 | #if NH_MV |
|---|
| 2150 | tracePSHeader( "Slice", pcSlice->getLayerId() ); |
|---|
| 2151 | #else |
|---|
| 2152 | xTraceSliceHeader(); |
|---|
| 2153 | #endif |
|---|
| 2154 | #endif |
|---|
| 2155 | TComPPS* pps = NULL; |
|---|
| 2156 | TComSPS* sps = NULL; |
|---|
| 2157 | #if NH_MV |
|---|
| 2158 | TComVPS* vps = NULL; |
|---|
| 2159 | #endif |
|---|
| 2160 | |
|---|
| 2161 | UInt firstSliceSegmentInPic; |
|---|
| 2162 | READ_FLAG( firstSliceSegmentInPic, "first_slice_segment_in_pic_flag" ); |
|---|
| 2163 | if( pcSlice->getRapPicFlag()) |
|---|
| 2164 | { |
|---|
| 2165 | READ_FLAG( uiCode, "no_output_of_prior_pics_flag" ); //ignored -- updated already |
|---|
| 2166 | pcSlice->setNoOutputPriorPicsFlag(uiCode ? true : false); |
|---|
| 2167 | } |
|---|
| 2168 | READ_UVLC ( uiCode, "slice_pic_parameter_set_id" ); pcSlice->setPPSId(uiCode); |
|---|
| 2169 | pps = parameterSetManager->getPPS(uiCode); |
|---|
| 2170 | //!KS: need to add error handling code here, if PPS is not available |
|---|
| 2171 | assert(pps!=0); |
|---|
| 2172 | sps = parameterSetManager->getSPS(pps->getSPSId()); |
|---|
| 2173 | //!KS: need to add error handling code here, if SPS is not available |
|---|
| 2174 | assert(sps!=0); |
|---|
| 2175 | #if NH_MV |
|---|
| 2176 | vps = parameterSetManager->getVPS(sps->getVPSId()); |
|---|
| 2177 | assert( vps != NULL ); |
|---|
| 2178 | m_decTop->initFromActiveVps( vps ); |
|---|
| 2179 | Int targetOlsIdx = m_decTop->getTargetOlsIdx(); |
|---|
| 2180 | |
|---|
| 2181 | // Do inference |
|---|
| 2182 | sps->inferRepFormat ( vps , pcSlice->getLayerId(), false ); |
|---|
| 2183 | sps->inferScalingList( parameterSetManager->getActiveSPS( sps->getSpsScalingListRefLayerId() ) ); |
|---|
| 2184 | sps->inferSpsMaxDecPicBufferingMinus1( vps, targetOlsIdx, pcSlice->getLayerId(), false ); |
|---|
| 2185 | |
|---|
| 2186 | if( sps->getMultiLayerExtSpsFlag() ) |
|---|
| 2187 | { |
|---|
| 2188 | sps->setTemporalIdNestingFlag( (sps->getMaxTLayers() > 1) ? vps->getTemporalNestingFlag() : true ); |
|---|
| 2189 | } |
|---|
| 2190 | |
|---|
| 2191 | if ( sps->getVuiParametersPresentFlag() ) |
|---|
| 2192 | { |
|---|
| 2193 | sps->getVuiParameters()->inferVideoSignalInfo( vps, pcSlice->getLayerId() ); |
|---|
| 2194 | } |
|---|
| 2195 | |
|---|
| 2196 | |
|---|
| 2197 | pcSlice->setVPS(vps); |
|---|
| 2198 | pcSlice->setSPS(sps); |
|---|
| 2199 | pcSlice->setPPS(pps); |
|---|
| 2200 | |
|---|
| 2201 | pcSlice->setViewId ( vps->getViewId ( pcSlice->getLayerId() ) ); |
|---|
| 2202 | pcSlice->setViewIndex( vps->getViewIndex( pcSlice->getLayerId() ) ); |
|---|
| 2203 | #if NH_3D |
|---|
| 2204 | pcSlice->setIsDepth ( vps->getDepthId ( pcSlice->getLayerId() ) == 1 ); |
|---|
| 2205 | #endif |
|---|
| 2206 | #endif |
|---|
| 2207 | |
|---|
| 2208 | const ChromaFormat chFmt = sps->getChromaFormatIdc(); |
|---|
| 2209 | const UInt numValidComp=getNumberValidComponents(chFmt); |
|---|
| 2210 | const Bool bChroma=(chFmt!=CHROMA_400); |
|---|
| 2211 | |
|---|
| 2212 | if( pps->getDependentSliceSegmentsEnabledFlag() && ( !firstSliceSegmentInPic )) |
|---|
| 2213 | { |
|---|
| 2214 | READ_FLAG( uiCode, "dependent_slice_segment_flag" ); pcSlice->setDependentSliceSegmentFlag(uiCode ? true : false); |
|---|
| 2215 | } |
|---|
| 2216 | else |
|---|
| 2217 | { |
|---|
| 2218 | pcSlice->setDependentSliceSegmentFlag(false); |
|---|
| 2219 | } |
|---|
| 2220 | Int numCTUs = ((sps->getPicWidthInLumaSamples()+sps->getMaxCUWidth()-1)/sps->getMaxCUWidth())*((sps->getPicHeightInLumaSamples()+sps->getMaxCUHeight()-1)/sps->getMaxCUHeight()); |
|---|
| 2221 | UInt sliceSegmentAddress = 0; |
|---|
| 2222 | Int bitsSliceSegmentAddress = 0; |
|---|
| 2223 | while(numCTUs>(1<<bitsSliceSegmentAddress)) |
|---|
| 2224 | { |
|---|
| 2225 | bitsSliceSegmentAddress++; |
|---|
| 2226 | } |
|---|
| 2227 | |
|---|
| 2228 | if(!firstSliceSegmentInPic) |
|---|
| 2229 | { |
|---|
| 2230 | READ_CODE( bitsSliceSegmentAddress, sliceSegmentAddress, "slice_segment_address" ); |
|---|
| 2231 | } |
|---|
| 2232 | //set uiCode to equal slice start address (or dependent slice start address) |
|---|
| 2233 | pcSlice->setSliceSegmentCurStartCtuTsAddr( sliceSegmentAddress );// this is actually a Raster-Scan (RS) address, but we do not have the RS->TS conversion table defined yet. |
|---|
| 2234 | pcSlice->setSliceSegmentCurEndCtuTsAddr(numCTUs); // Set end as the last CTU of the picture. |
|---|
| 2235 | |
|---|
| 2236 | #if NH_MV |
|---|
| 2237 | UInt slicePicOrderCntLsb = 0; |
|---|
| 2238 | #endif |
|---|
| 2239 | |
|---|
| 2240 | |
|---|
| 2241 | if (!pcSlice->getDependentSliceSegmentFlag()) |
|---|
| 2242 | { |
|---|
| 2243 | pcSlice->setSliceCurStartCtuTsAddr(sliceSegmentAddress); // this is actually a Raster-Scan (RS) address, but we do not have the RS->TS conversion table defined yet. |
|---|
| 2244 | pcSlice->setSliceCurEndCtuTsAddr(numCTUs); |
|---|
| 2245 | } |
|---|
| 2246 | |
|---|
| 2247 | if(!pcSlice->getDependentSliceSegmentFlag()) |
|---|
| 2248 | { |
|---|
| 2249 | #if NH_MV |
|---|
| 2250 | Int esb = 0; //Don't use i, otherwise will shadow something below |
|---|
| 2251 | |
|---|
| 2252 | if ( pps->getNumExtraSliceHeaderBits() > esb ) |
|---|
| 2253 | { |
|---|
| 2254 | esb++; |
|---|
| 2255 | READ_FLAG( uiCode, "discardable_flag" ); pcSlice->setDiscardableFlag( uiCode == 1 ); |
|---|
| 2256 | if ( uiCode == 1 ) |
|---|
| 2257 | { |
|---|
| 2258 | assert(pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_TRAIL_R && |
|---|
| 2259 | pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_TSA_R && |
|---|
| 2260 | pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_STSA_R && |
|---|
| 2261 | pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_RADL_R && |
|---|
| 2262 | pcSlice->getNalUnitType() != NAL_UNIT_CODED_SLICE_RASL_R); |
|---|
| 2263 | } |
|---|
| 2264 | } |
|---|
| 2265 | |
|---|
| 2266 | if ( pps->getNumExtraSliceHeaderBits() > esb ) |
|---|
| 2267 | { |
|---|
| 2268 | esb++; |
|---|
| 2269 | READ_FLAG( uiCode, "cross_layer_bla_flag" ); pcSlice->setCrossLayerBlaFlag( uiCode == 1 ); |
|---|
| 2270 | } |
|---|
| 2271 | pcSlice->checkCrossLayerBlaFlag( ); |
|---|
| 2272 | |
|---|
| 2273 | |
|---|
| 2274 | for (; esb < pps->getNumExtraSliceHeaderBits(); esb++) |
|---|
| 2275 | #else |
|---|
| 2276 | for (Int i = 0; i < pps->getNumExtraSliceHeaderBits(); i++) |
|---|
| 2277 | #endif |
|---|
| 2278 | { |
|---|
| 2279 | READ_FLAG(uiCode, "slice_reserved_flag[]"); // ignored |
|---|
| 2280 | } |
|---|
| 2281 | |
|---|
| 2282 | READ_UVLC ( uiCode, "slice_type" ); pcSlice->setSliceType((SliceType)uiCode); |
|---|
| 2283 | if( pps->getOutputFlagPresentFlag() ) |
|---|
| 2284 | { |
|---|
| 2285 | READ_FLAG( uiCode, "pic_output_flag" ); pcSlice->setPicOutputFlag( uiCode ? true : false ); |
|---|
| 2286 | } |
|---|
| 2287 | else |
|---|
| 2288 | { |
|---|
| 2289 | pcSlice->setPicOutputFlag( true ); |
|---|
| 2290 | } |
|---|
| 2291 | |
|---|
| 2292 | // if (separate_colour_plane_flag == 1) |
|---|
| 2293 | // read colour_plane_id |
|---|
| 2294 | // (separate_colour_plane_flag == 1) is not supported in this version of the standard. |
|---|
| 2295 | |
|---|
| 2296 | #if NH_MV |
|---|
| 2297 | Int iPOClsb = slicePicOrderCntLsb; // Needed later |
|---|
| 2298 | if ( (pcSlice->getLayerId() > 0 && !vps->getPocLsbNotPresentFlag( pcSlice->getLayerIdInVps())) || !pcSlice->getIdrPicFlag() ) |
|---|
| 2299 | { |
|---|
| 2300 | READ_CODE(sps->getBitsForPOC(), slicePicOrderCntLsb, "slice_pic_order_cnt_lsb"); |
|---|
| 2301 | } |
|---|
| 2302 | pcSlice->setSlicePicOrderCntLsb( slicePicOrderCntLsb ); |
|---|
| 2303 | |
|---|
| 2304 | Bool picOrderCntMSBZeroFlag = false; |
|---|
| 2305 | |
|---|
| 2306 | // as in HM code. However are all cases for IRAP picture with NoRaslOutputFlag equal to 1 covered?? |
|---|
| 2307 | picOrderCntMSBZeroFlag = picOrderCntMSBZeroFlag || ( pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP ); |
|---|
| 2308 | picOrderCntMSBZeroFlag = picOrderCntMSBZeroFlag || ( pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL ); |
|---|
| 2309 | picOrderCntMSBZeroFlag = picOrderCntMSBZeroFlag || ( pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP ); |
|---|
| 2310 | picOrderCntMSBZeroFlag = picOrderCntMSBZeroFlag || pcSlice->getIdrPicFlag(); |
|---|
| 2311 | |
|---|
| 2312 | // TBD picOrderCntMSBZeroFlag = picOrderCntMSBZeroFlag || ( rpcSlice->getLayerId() > 0 && !rpcSlice->getFirstPicInLayerDecodedFlag() ); |
|---|
| 2313 | |
|---|
| 2314 | Int picOrderCntMSB = 0; |
|---|
| 2315 | |
|---|
| 2316 | if ( !picOrderCntMSBZeroFlag ) |
|---|
| 2317 | { |
|---|
| 2318 | Int prevPicOrderCnt = prevTid0POC; |
|---|
| 2319 | Int maxPicOrderCntLsb = 1 << sps->getBitsForPOC(); |
|---|
| 2320 | Int prevPicOrderCntLsb = prevPicOrderCnt & (maxPicOrderCntLsb - 1); |
|---|
| 2321 | Int prevPicOrderCntMsb = prevPicOrderCnt - prevPicOrderCntLsb; |
|---|
| 2322 | |
|---|
| 2323 | if( ( slicePicOrderCntLsb < prevPicOrderCntLsb ) && ( ( prevPicOrderCntLsb - slicePicOrderCntLsb ) >= ( maxPicOrderCntLsb / 2 ) ) ) |
|---|
| 2324 | { |
|---|
| 2325 | picOrderCntMSB = prevPicOrderCntMsb + maxPicOrderCntLsb; |
|---|
| 2326 | } |
|---|
| 2327 | else if( (slicePicOrderCntLsb > prevPicOrderCntLsb ) && ( (slicePicOrderCntLsb - prevPicOrderCntLsb ) > ( maxPicOrderCntLsb / 2 ) ) ) |
|---|
| 2328 | { |
|---|
| 2329 | picOrderCntMSB = prevPicOrderCntMsb - maxPicOrderCntLsb; |
|---|
| 2330 | } |
|---|
| 2331 | else |
|---|
| 2332 | { |
|---|
| 2333 | picOrderCntMSB = prevPicOrderCntMsb; |
|---|
| 2334 | } |
|---|
| 2335 | } |
|---|
| 2336 | |
|---|
| 2337 | pcSlice->setPOC( picOrderCntMSB + slicePicOrderCntLsb ); |
|---|
| 2338 | if ( pcSlice->getPocResetFlag() ) |
|---|
| 2339 | { |
|---|
| 2340 | pcSlice->setPocBeforeReset ( pcSlice->getPOC() ); |
|---|
| 2341 | pcSlice->setPOC ( 0 ); |
|---|
| 2342 | } |
|---|
| 2343 | #endif |
|---|
| 2344 | |
|---|
| 2345 | if( pcSlice->getIdrPicFlag() ) |
|---|
| 2346 | { |
|---|
| 2347 | #if !NH_MV |
|---|
| 2348 | pcSlice->setPOC(0); |
|---|
| 2349 | #endif |
|---|
| 2350 | TComReferencePictureSet* rps = pcSlice->getLocalRPS(); |
|---|
| 2351 | (*rps)=TComReferencePictureSet(); |
|---|
| 2352 | pcSlice->setRPS(rps); |
|---|
| 2353 | #if NH_MV |
|---|
| 2354 | pcSlice->setEnableTMVPFlag(false); |
|---|
| 2355 | #endif |
|---|
| 2356 | } |
|---|
| 2357 | else |
|---|
| 2358 | { |
|---|
| 2359 | #if !NH_MV |
|---|
| 2360 | READ_CODE(sps->getBitsForPOC(), uiCode, "slice_pic_order_cnt_lsb"); |
|---|
| 2361 | Int iPOClsb = uiCode; |
|---|
| 2362 | Int iPrevPOC = prevTid0POC; |
|---|
| 2363 | Int iMaxPOClsb = 1<< sps->getBitsForPOC(); |
|---|
| 2364 | Int iPrevPOClsb = iPrevPOC & (iMaxPOClsb - 1); |
|---|
| 2365 | Int iPrevPOCmsb = iPrevPOC-iPrevPOClsb; |
|---|
| 2366 | Int iPOCmsb; |
|---|
| 2367 | if( ( iPOClsb < iPrevPOClsb ) && ( ( iPrevPOClsb - iPOClsb ) >= ( iMaxPOClsb / 2 ) ) ) |
|---|
| 2368 | { |
|---|
| 2369 | iPOCmsb = iPrevPOCmsb + iMaxPOClsb; |
|---|
| 2370 | } |
|---|
| 2371 | else if( (iPOClsb > iPrevPOClsb ) && ( (iPOClsb - iPrevPOClsb ) > ( iMaxPOClsb / 2 ) ) ) |
|---|
| 2372 | { |
|---|
| 2373 | iPOCmsb = iPrevPOCmsb - iMaxPOClsb; |
|---|
| 2374 | } |
|---|
| 2375 | else |
|---|
| 2376 | { |
|---|
| 2377 | iPOCmsb = iPrevPOCmsb; |
|---|
| 2378 | } |
|---|
| 2379 | if ( pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP |
|---|
| 2380 | || pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL |
|---|
| 2381 | || pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP ) |
|---|
| 2382 | { |
|---|
| 2383 | // For BLA picture types, POCmsb is set to 0. |
|---|
| 2384 | iPOCmsb = 0; |
|---|
| 2385 | } |
|---|
| 2386 | pcSlice->setPOC (iPOCmsb+iPOClsb); |
|---|
| 2387 | #endif |
|---|
| 2388 | TComReferencePictureSet* rps; |
|---|
| 2389 | rps = pcSlice->getLocalRPS(); |
|---|
| 2390 | (*rps)=TComReferencePictureSet(); |
|---|
| 2391 | |
|---|
| 2392 | pcSlice->setRPS(rps); |
|---|
| 2393 | READ_FLAG( uiCode, "short_term_ref_pic_set_sps_flag" ); |
|---|
| 2394 | if(uiCode == 0) // use short-term reference picture set explicitly signalled in slice header |
|---|
| 2395 | { |
|---|
| 2396 | parseShortTermRefPicSet(sps,rps, sps->getRPSList()->getNumberOfReferencePictureSets()); |
|---|
| 2397 | #if NH_MV |
|---|
| 2398 | if ( !rps->getInterRPSPrediction( ) ) |
|---|
| 2399 | { // check sum of num_positive_pics and num_negative_pics |
|---|
| 2400 | rps->checkMaxNumPics( |
|---|
| 2401 | vps->getVpsExtensionFlag(), |
|---|
| 2402 | MAX_INT, // To be replaced by MaxDbpSize |
|---|
| 2403 | pcSlice->getLayerId(), |
|---|
| 2404 | sps->getMaxDecPicBuffering( sps->getSpsMaxSubLayersMinus1() ) - 1 ); |
|---|
| 2405 | } |
|---|
| 2406 | #endif |
|---|
| 2407 | |
|---|
| 2408 | } |
|---|
| 2409 | else // use reference to short-term reference picture set in PPS |
|---|
| 2410 | { |
|---|
| 2411 | Int numBits = 0; |
|---|
| 2412 | while ((1 << numBits) < sps->getRPSList()->getNumberOfReferencePictureSets()) |
|---|
| 2413 | { |
|---|
| 2414 | numBits++; |
|---|
| 2415 | } |
|---|
| 2416 | if (numBits > 0) |
|---|
| 2417 | { |
|---|
| 2418 | READ_CODE( numBits, uiCode, "short_term_ref_pic_set_idx"); |
|---|
| 2419 | } |
|---|
| 2420 | else |
|---|
| 2421 | { |
|---|
| 2422 | uiCode = 0; |
|---|
| 2423 | |
|---|
| 2424 | } |
|---|
| 2425 | *rps = *(sps->getRPSList()->getReferencePictureSet(uiCode)); |
|---|
| 2426 | } |
|---|
| 2427 | if(sps->getLongTermRefsPresent()) |
|---|
| 2428 | { |
|---|
| 2429 | Int offset = rps->getNumberOfNegativePictures()+rps->getNumberOfPositivePictures(); |
|---|
| 2430 | UInt numOfLtrp = 0; |
|---|
| 2431 | UInt numLtrpInSPS = 0; |
|---|
| 2432 | if (sps->getNumLongTermRefPicSPS() > 0) |
|---|
| 2433 | { |
|---|
| 2434 | READ_UVLC( uiCode, "num_long_term_sps"); |
|---|
| 2435 | numLtrpInSPS = uiCode; |
|---|
| 2436 | numOfLtrp += numLtrpInSPS; |
|---|
| 2437 | rps->setNumberOfLongtermPictures(numOfLtrp); |
|---|
| 2438 | } |
|---|
| 2439 | Int bitsForLtrpInSPS = 0; |
|---|
| 2440 | while (sps->getNumLongTermRefPicSPS() > (1 << bitsForLtrpInSPS)) |
|---|
| 2441 | { |
|---|
| 2442 | bitsForLtrpInSPS++; |
|---|
| 2443 | } |
|---|
| 2444 | READ_UVLC( uiCode, "num_long_term_pics"); rps->setNumberOfLongtermPictures(uiCode); |
|---|
| 2445 | numOfLtrp += uiCode; |
|---|
| 2446 | rps->setNumberOfLongtermPictures(numOfLtrp); |
|---|
| 2447 | Int maxPicOrderCntLSB = 1 << sps->getBitsForPOC(); |
|---|
| 2448 | Int prevDeltaMSB = 0, deltaPocMSBCycleLT = 0; |
|---|
| 2449 | for(Int j=offset+rps->getNumberOfLongtermPictures()-1, k = 0; k < numOfLtrp; j--, k++) |
|---|
| 2450 | { |
|---|
| 2451 | Int pocLsbLt; |
|---|
| 2452 | if (k < numLtrpInSPS) |
|---|
| 2453 | { |
|---|
| 2454 | uiCode = 0; |
|---|
| 2455 | if (bitsForLtrpInSPS > 0) |
|---|
| 2456 | { |
|---|
| 2457 | READ_CODE(bitsForLtrpInSPS, uiCode, "lt_idx_sps[i]"); |
|---|
| 2458 | } |
|---|
| 2459 | Bool usedByCurrFromSPS=sps->getUsedByCurrPicLtSPSFlag(uiCode); |
|---|
| 2460 | |
|---|
| 2461 | pocLsbLt = sps->getLtRefPicPocLsbSps(uiCode); |
|---|
| 2462 | rps->setUsed(j,usedByCurrFromSPS); |
|---|
| 2463 | } |
|---|
| 2464 | else |
|---|
| 2465 | { |
|---|
| 2466 | READ_CODE(sps->getBitsForPOC(), uiCode, "poc_lsb_lt"); pocLsbLt= uiCode; |
|---|
| 2467 | READ_FLAG( uiCode, "used_by_curr_pic_lt_flag"); rps->setUsed(j,uiCode); |
|---|
| 2468 | } |
|---|
| 2469 | READ_FLAG(uiCode,"delta_poc_msb_present_flag"); |
|---|
| 2470 | Bool mSBPresentFlag = uiCode ? true : false; |
|---|
| 2471 | if(mSBPresentFlag) |
|---|
| 2472 | { |
|---|
| 2473 | READ_UVLC( uiCode, "delta_poc_msb_cycle_lt[i]" ); |
|---|
| 2474 | Bool deltaFlag = false; |
|---|
| 2475 | // First LTRP || First LTRP from SH |
|---|
| 2476 | if( (j == offset+rps->getNumberOfLongtermPictures()-1) || (j == offset+(numOfLtrp-numLtrpInSPS)-1) ) |
|---|
| 2477 | { |
|---|
| 2478 | deltaFlag = true; |
|---|
| 2479 | } |
|---|
| 2480 | if(deltaFlag) |
|---|
| 2481 | { |
|---|
| 2482 | deltaPocMSBCycleLT = uiCode; |
|---|
| 2483 | } |
|---|
| 2484 | else |
|---|
| 2485 | { |
|---|
| 2486 | deltaPocMSBCycleLT = uiCode + prevDeltaMSB; |
|---|
| 2487 | } |
|---|
| 2488 | |
|---|
| 2489 | Int pocLTCurr = pcSlice->getPOC() - deltaPocMSBCycleLT * maxPicOrderCntLSB |
|---|
| 2490 | - iPOClsb + pocLsbLt; |
|---|
| 2491 | rps->setPOC (j, pocLTCurr); |
|---|
| 2492 | rps->setDeltaPOC(j, - pcSlice->getPOC() + pocLTCurr); |
|---|
| 2493 | rps->setCheckLTMSBPresent(j,true); |
|---|
| 2494 | } |
|---|
| 2495 | else |
|---|
| 2496 | { |
|---|
| 2497 | rps->setPOC (j, pocLsbLt); |
|---|
| 2498 | rps->setDeltaPOC(j, - pcSlice->getPOC() + pocLsbLt); |
|---|
| 2499 | rps->setCheckLTMSBPresent(j,false); |
|---|
| 2500 | |
|---|
| 2501 | // reset deltaPocMSBCycleLT for first LTRP from slice header if MSB not present |
|---|
| 2502 | if( j == offset+(numOfLtrp-numLtrpInSPS)-1 ) |
|---|
| 2503 | { |
|---|
| 2504 | deltaPocMSBCycleLT = 0; |
|---|
| 2505 | } |
|---|
| 2506 | } |
|---|
| 2507 | prevDeltaMSB = deltaPocMSBCycleLT; |
|---|
| 2508 | } |
|---|
| 2509 | offset += rps->getNumberOfLongtermPictures(); |
|---|
| 2510 | rps->setNumberOfPictures(offset); |
|---|
| 2511 | } |
|---|
| 2512 | #if NH_MV |
|---|
| 2513 | if ( !rps->getInterRPSPrediction( ) ) |
|---|
| 2514 | { // check sum of NumPositivePics, NumNegativePics, num_long_term_sps and num_long_term_pics |
|---|
| 2515 | rps->checkMaxNumPics( |
|---|
| 2516 | vps->getVpsExtensionFlag(), |
|---|
| 2517 | MAX_INT, // To be replaced by MaxDbpsize |
|---|
| 2518 | pcSlice->getLayerId(), |
|---|
| 2519 | sps->getMaxDecPicBuffering( sps->getSpsMaxSubLayersMinus1() ) - 1 ); |
|---|
| 2520 | } |
|---|
| 2521 | #endif |
|---|
| 2522 | |
|---|
| 2523 | if ( pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP |
|---|
| 2524 | || pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL |
|---|
| 2525 | || pcSlice->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP ) |
|---|
| 2526 | { |
|---|
| 2527 | // In the case of BLA picture types, rps data is read from slice header but ignored |
|---|
| 2528 | rps = pcSlice->getLocalRPS(); |
|---|
| 2529 | (*rps)=TComReferencePictureSet(); |
|---|
| 2530 | pcSlice->setRPS(rps); |
|---|
| 2531 | } |
|---|
| 2532 | if (sps->getTMVPFlagsPresent()) |
|---|
| 2533 | { |
|---|
| 2534 | #if NH_MV |
|---|
| 2535 | READ_FLAG( uiCode, "slice_temporal_mvp_enabled_flag" ); |
|---|
| 2536 | #else |
|---|
| 2537 | READ_FLAG( uiCode, "slice_temporal_mvp_enabled_flag" ); |
|---|
| 2538 | #endif |
|---|
| 2539 | pcSlice->setEnableTMVPFlag( uiCode == 1 ? true : false ); |
|---|
| 2540 | } |
|---|
| 2541 | else |
|---|
| 2542 | { |
|---|
| 2543 | pcSlice->setEnableTMVPFlag(false); |
|---|
| 2544 | } |
|---|
| 2545 | } |
|---|
| 2546 | #if NH_MV |
|---|
| 2547 | Bool interLayerPredLayerIdcPresentFlag = false; |
|---|
| 2548 | Int layerId = pcSlice->getLayerId(); |
|---|
| 2549 | #if NH_3D |
|---|
| 2550 | if( pcSlice->getLayerId() > 0 && !vps->getAllRefLayersActiveFlag() && vps->getNumRefListLayers( layerId ) > 0 ) |
|---|
| 2551 | #else |
|---|
| 2552 | if( pcSlice->getLayerId() > 0 && !vps->getAllRefLayersActiveFlag() && vps->getNumDirectRefLayers( layerId ) > 0 ) |
|---|
| 2553 | #endif |
|---|
| 2554 | { |
|---|
| 2555 | READ_FLAG( uiCode, "inter_layer_pred_enabled_flag" ); pcSlice->setInterLayerPredEnabledFlag( uiCode == 1 ); |
|---|
| 2556 | #if NH_3D |
|---|
| 2557 | if( pcSlice->getInterLayerPredEnabledFlag() && vps->getNumRefListLayers( layerId ) > 1 ) |
|---|
| 2558 | #else |
|---|
| 2559 | if( pcSlice->getInterLayerPredEnabledFlag() && vps->getNumDirectRefLayers( layerId ) > 1 ) |
|---|
| 2560 | #endif |
|---|
| 2561 | { |
|---|
| 2562 | if( !vps->getMaxOneActiveRefLayerFlag()) |
|---|
| 2563 | { |
|---|
| 2564 | READ_CODE( pcSlice->getNumInterLayerRefPicsMinus1Len( ), uiCode, "num_inter_layer_ref_pics_minus1" ); pcSlice->setNumInterLayerRefPicsMinus1( uiCode ); |
|---|
| 2565 | } |
|---|
| 2566 | #if NH_3D |
|---|
| 2567 | if ( pcSlice->getNumActiveRefLayerPics() != vps->getNumRefListLayers( layerId ) ) |
|---|
| 2568 | #else |
|---|
| 2569 | if ( pcSlice->getNumActiveRefLayerPics() != vps->getNumDirectRefLayers( layerId ) ) |
|---|
| 2570 | #endif |
|---|
| 2571 | { |
|---|
| 2572 | interLayerPredLayerIdcPresentFlag = true; |
|---|
| 2573 | for( Int idx = 0; idx < pcSlice->getNumActiveRefLayerPics(); idx++ ) |
|---|
| 2574 | { |
|---|
| 2575 | READ_CODE( pcSlice->getInterLayerPredLayerIdcLen( ), uiCode, "inter_layer_pred_layer_idc" ); pcSlice->setInterLayerPredLayerIdc( idx, uiCode ); |
|---|
| 2576 | } |
|---|
| 2577 | } |
|---|
| 2578 | } |
|---|
| 2579 | } |
|---|
| 2580 | if ( !interLayerPredLayerIdcPresentFlag ) |
|---|
| 2581 | { |
|---|
| 2582 | for( Int i = 0; i < pcSlice->getNumActiveRefLayerPics(); i++ ) |
|---|
| 2583 | { |
|---|
| 2584 | pcSlice->setInterLayerPredLayerIdc( i, pcSlice->getRefLayerPicIdc( i ) ); |
|---|
| 2585 | } |
|---|
| 2586 | } |
|---|
| 2587 | #if NH_3D |
|---|
| 2588 | if ( getDecTop()->decProcAnnexI() ) |
|---|
| 2589 | { |
|---|
| 2590 | pcSlice->deriveInCmpPredAndCpAvailFlag( ); |
|---|
| 2591 | if ( pcSlice->getInCmpPredAvailFlag() ) |
|---|
| 2592 | { |
|---|
| 2593 | READ_FLAG(uiCode, "in_comp_pred_flag"); pcSlice->setInCompPredFlag((Bool)uiCode); |
|---|
| 2594 | } |
|---|
| 2595 | pcSlice->init3dToolParameters(); |
|---|
| 2596 | } |
|---|
| 2597 | #endif |
|---|
| 2598 | #endif |
|---|
| 2599 | if(sps->getUseSAO()) |
|---|
| 2600 | { |
|---|
| 2601 | READ_FLAG(uiCode, "slice_sao_luma_flag"); pcSlice->setSaoEnabledFlag(CHANNEL_TYPE_LUMA, (Bool)uiCode); |
|---|
| 2602 | |
|---|
| 2603 | if (bChroma) |
|---|
| 2604 | { |
|---|
| 2605 | READ_FLAG(uiCode, "slice_sao_chroma_flag"); pcSlice->setSaoEnabledFlag(CHANNEL_TYPE_CHROMA, (Bool)uiCode); |
|---|
| 2606 | } |
|---|
| 2607 | } |
|---|
| 2608 | |
|---|
| 2609 | if (pcSlice->getIdrPicFlag()) |
|---|
| 2610 | { |
|---|
| 2611 | pcSlice->setEnableTMVPFlag(false); |
|---|
| 2612 | } |
|---|
| 2613 | if (!pcSlice->isIntra()) |
|---|
| 2614 | { |
|---|
| 2615 | |
|---|
| 2616 | READ_FLAG( uiCode, "num_ref_idx_active_override_flag"); |
|---|
| 2617 | if (uiCode) |
|---|
| 2618 | { |
|---|
| 2619 | READ_UVLC (uiCode, "num_ref_idx_l0_active_minus1" ); pcSlice->setNumRefIdx( REF_PIC_LIST_0, uiCode + 1 ); |
|---|
| 2620 | if (pcSlice->isInterB()) |
|---|
| 2621 | { |
|---|
| 2622 | READ_UVLC (uiCode, "num_ref_idx_l1_active_minus1" ); pcSlice->setNumRefIdx( REF_PIC_LIST_1, uiCode + 1 ); |
|---|
| 2623 | } |
|---|
| 2624 | else |
|---|
| 2625 | { |
|---|
| 2626 | pcSlice->setNumRefIdx(REF_PIC_LIST_1, 0); |
|---|
| 2627 | } |
|---|
| 2628 | } |
|---|
| 2629 | else |
|---|
| 2630 | { |
|---|
| 2631 | pcSlice->setNumRefIdx(REF_PIC_LIST_0, pps->getNumRefIdxL0DefaultActive()); |
|---|
| 2632 | if (pcSlice->isInterB()) |
|---|
| 2633 | { |
|---|
| 2634 | pcSlice->setNumRefIdx(REF_PIC_LIST_1, pps->getNumRefIdxL1DefaultActive()); |
|---|
| 2635 | } |
|---|
| 2636 | else |
|---|
| 2637 | { |
|---|
| 2638 | pcSlice->setNumRefIdx(REF_PIC_LIST_1,0); |
|---|
| 2639 | } |
|---|
| 2640 | } |
|---|
| 2641 | } |
|---|
| 2642 | // } |
|---|
| 2643 | TComRefPicListModification* refPicListModification = pcSlice->getRefPicListModification(); |
|---|
| 2644 | if(!pcSlice->isIntra()) |
|---|
| 2645 | { |
|---|
| 2646 | if( !pps->getListsModificationPresentFlag() || pcSlice->getNumRpsCurrTempList() <= 1 ) |
|---|
| 2647 | { |
|---|
| 2648 | refPicListModification->setRefPicListModificationFlagL0( 0 ); |
|---|
| 2649 | } |
|---|
| 2650 | else |
|---|
| 2651 | { |
|---|
| 2652 | READ_FLAG( uiCode, "ref_pic_list_modification_flag_l0" ); refPicListModification->setRefPicListModificationFlagL0( uiCode ? 1 : 0 ); |
|---|
| 2653 | } |
|---|
| 2654 | |
|---|
| 2655 | if(refPicListModification->getRefPicListModificationFlagL0()) |
|---|
| 2656 | { |
|---|
| 2657 | uiCode = 0; |
|---|
| 2658 | Int i = 0; |
|---|
| 2659 | Int numRpsCurrTempList0 = pcSlice->getNumRpsCurrTempList(); |
|---|
| 2660 | if ( numRpsCurrTempList0 > 1 ) |
|---|
| 2661 | { |
|---|
| 2662 | Int length = 1; |
|---|
| 2663 | numRpsCurrTempList0 --; |
|---|
| 2664 | while ( numRpsCurrTempList0 >>= 1) |
|---|
| 2665 | { |
|---|
| 2666 | length ++; |
|---|
| 2667 | } |
|---|
| 2668 | for (i = 0; i < pcSlice->getNumRefIdx(REF_PIC_LIST_0); i ++) |
|---|
| 2669 | { |
|---|
| 2670 | READ_CODE( length, uiCode, "list_entry_l0" ); |
|---|
| 2671 | refPicListModification->setRefPicSetIdxL0(i, uiCode ); |
|---|
| 2672 | } |
|---|
| 2673 | } |
|---|
| 2674 | else |
|---|
| 2675 | { |
|---|
| 2676 | for (i = 0; i < pcSlice->getNumRefIdx(REF_PIC_LIST_0); i ++) |
|---|
| 2677 | { |
|---|
| 2678 | refPicListModification->setRefPicSetIdxL0(i, 0 ); |
|---|
| 2679 | } |
|---|
| 2680 | } |
|---|
| 2681 | } |
|---|
| 2682 | } |
|---|
| 2683 | else |
|---|
| 2684 | { |
|---|
| 2685 | refPicListModification->setRefPicListModificationFlagL0(0); |
|---|
| 2686 | } |
|---|
| 2687 | if(pcSlice->isInterB()) |
|---|
| 2688 | { |
|---|
| 2689 | if( !pps->getListsModificationPresentFlag() || pcSlice->getNumRpsCurrTempList() <= 1 ) |
|---|
| 2690 | { |
|---|
| 2691 | refPicListModification->setRefPicListModificationFlagL1( 0 ); |
|---|
| 2692 | } |
|---|
| 2693 | else |
|---|
| 2694 | { |
|---|
| 2695 | READ_FLAG( uiCode, "ref_pic_list_modification_flag_l1" ); refPicListModification->setRefPicListModificationFlagL1( uiCode ? 1 : 0 ); |
|---|
| 2696 | } |
|---|
| 2697 | if(refPicListModification->getRefPicListModificationFlagL1()) |
|---|
| 2698 | { |
|---|
| 2699 | uiCode = 0; |
|---|
| 2700 | Int i = 0; |
|---|
| 2701 | Int numRpsCurrTempList1 = pcSlice->getNumRpsCurrTempList(); |
|---|
| 2702 | if ( numRpsCurrTempList1 > 1 ) |
|---|
| 2703 | { |
|---|
| 2704 | Int length = 1; |
|---|
| 2705 | numRpsCurrTempList1 --; |
|---|
| 2706 | while ( numRpsCurrTempList1 >>= 1) |
|---|
| 2707 | { |
|---|
| 2708 | length ++; |
|---|
| 2709 | } |
|---|
| 2710 | for (i = 0; i < pcSlice->getNumRefIdx(REF_PIC_LIST_1); i ++) |
|---|
| 2711 | { |
|---|
| 2712 | READ_CODE( length, uiCode, "list_entry_l1" ); |
|---|
| 2713 | refPicListModification->setRefPicSetIdxL1(i, uiCode ); |
|---|
| 2714 | } |
|---|
| 2715 | } |
|---|
| 2716 | else |
|---|
| 2717 | { |
|---|
| 2718 | for (i = 0; i < pcSlice->getNumRefIdx(REF_PIC_LIST_1); i ++) |
|---|
| 2719 | { |
|---|
| 2720 | refPicListModification->setRefPicSetIdxL1(i, 0 ); |
|---|
| 2721 | } |
|---|
| 2722 | } |
|---|
| 2723 | } |
|---|
| 2724 | } |
|---|
| 2725 | else |
|---|
| 2726 | { |
|---|
| 2727 | refPicListModification->setRefPicListModificationFlagL1(0); |
|---|
| 2728 | } |
|---|
| 2729 | if (pcSlice->isInterB()) |
|---|
| 2730 | { |
|---|
| 2731 | READ_FLAG( uiCode, "mvd_l1_zero_flag" ); pcSlice->setMvdL1ZeroFlag( (uiCode ? true : false) ); |
|---|
| 2732 | } |
|---|
| 2733 | |
|---|
| 2734 | pcSlice->setCabacInitFlag( false ); // default |
|---|
| 2735 | if(pps->getCabacInitPresentFlag() && !pcSlice->isIntra()) |
|---|
| 2736 | { |
|---|
| 2737 | READ_FLAG(uiCode, "cabac_init_flag"); |
|---|
| 2738 | pcSlice->setCabacInitFlag( uiCode ? true : false ); |
|---|
| 2739 | } |
|---|
| 2740 | |
|---|
| 2741 | if ( pcSlice->getEnableTMVPFlag() ) |
|---|
| 2742 | { |
|---|
| 2743 | if ( pcSlice->getSliceType() == B_SLICE ) |
|---|
| 2744 | { |
|---|
| 2745 | READ_FLAG( uiCode, "collocated_from_l0_flag" ); |
|---|
| 2746 | pcSlice->setColFromL0Flag(uiCode); |
|---|
| 2747 | } |
|---|
| 2748 | else |
|---|
| 2749 | { |
|---|
| 2750 | pcSlice->setColFromL0Flag( 1 ); |
|---|
| 2751 | } |
|---|
| 2752 | |
|---|
| 2753 | if ( pcSlice->getSliceType() != I_SLICE && |
|---|
| 2754 | ((pcSlice->getColFromL0Flag() == 1 && pcSlice->getNumRefIdx(REF_PIC_LIST_0) > 1)|| |
|---|
| 2755 | (pcSlice->getColFromL0Flag() == 0 && pcSlice->getNumRefIdx(REF_PIC_LIST_1) > 1))) |
|---|
| 2756 | { |
|---|
| 2757 | READ_UVLC( uiCode, "collocated_ref_idx" ); |
|---|
| 2758 | pcSlice->setColRefIdx(uiCode); |
|---|
| 2759 | } |
|---|
| 2760 | else |
|---|
| 2761 | { |
|---|
| 2762 | pcSlice->setColRefIdx(0); |
|---|
| 2763 | } |
|---|
| 2764 | } |
|---|
| 2765 | if ( (pps->getUseWP() && pcSlice->getSliceType()==P_SLICE) || (pps->getWPBiPred() && pcSlice->getSliceType()==B_SLICE) ) |
|---|
| 2766 | { |
|---|
| 2767 | xParsePredWeightTable(pcSlice, sps); |
|---|
| 2768 | pcSlice->initWpScaling(sps); |
|---|
| 2769 | } |
|---|
| 2770 | |
|---|
| 2771 | #if NH_3D_IC |
|---|
| 2772 | else if( pcSlice->getViewIndex() && ( pcSlice->getSliceType() == P_SLICE || pcSlice->getSliceType() == B_SLICE ) |
|---|
| 2773 | && !pcSlice->getIsDepth() && vps->getNumRefListLayers( layerId ) > 0 |
|---|
| 2774 | && getDecTop()->decProcAnnexI() |
|---|
| 2775 | ) |
|---|
| 2776 | { |
|---|
| 2777 | UInt uiCodeTmp = 0; |
|---|
| 2778 | |
|---|
| 2779 | READ_FLAG ( uiCodeTmp, "slice_ic_enable_flag" ); |
|---|
| 2780 | pcSlice->setApplyIC( uiCodeTmp ); |
|---|
| 2781 | |
|---|
| 2782 | if ( uiCodeTmp ) |
|---|
| 2783 | { |
|---|
| 2784 | READ_FLAG ( uiCodeTmp, "slice_ic_disabled_merge_zero_idx_flag" ); |
|---|
| 2785 | pcSlice->setIcSkipParseFlag( uiCodeTmp ); |
|---|
| 2786 | } |
|---|
| 2787 | } |
|---|
| 2788 | #endif |
|---|
| 2789 | |
|---|
| 2790 | if (!pcSlice->isIntra()) |
|---|
| 2791 | { |
|---|
| 2792 | READ_UVLC( uiCode, "five_minus_max_num_merge_cand"); |
|---|
| 2793 | #if NH_3D_IV_MERGE |
|---|
| 2794 | pcSlice->setMaxNumMergeCand(( ( pcSlice->getMpiFlag() || pcSlice->getIvMvPredFlag() || pcSlice->getViewSynthesisPredFlag() ) ? MRG_MAX_NUM_CANDS_MEM : MRG_MAX_NUM_CANDS) - uiCode); |
|---|
| 2795 | #else |
|---|
| 2796 | pcSlice->setMaxNumMergeCand(MRG_MAX_NUM_CANDS - uiCode); |
|---|
| 2797 | #endif |
|---|
| 2798 | } |
|---|
| 2799 | |
|---|
| 2800 | READ_SVLC( iCode, "slice_qp_delta" ); |
|---|
| 2801 | pcSlice->setSliceQp (26 + pps->getPicInitQPMinus26() + iCode); |
|---|
| 2802 | |
|---|
| 2803 | assert( pcSlice->getSliceQp() >= -sps->getQpBDOffset(CHANNEL_TYPE_LUMA) ); |
|---|
| 2804 | assert( pcSlice->getSliceQp() <= 51 ); |
|---|
| 2805 | |
|---|
| 2806 | if (pps->getSliceChromaQpFlag()) |
|---|
| 2807 | { |
|---|
| 2808 | if (numValidComp>COMPONENT_Cb) |
|---|
| 2809 | { |
|---|
| 2810 | READ_SVLC( iCode, "slice_cb_qp_offset" ); |
|---|
| 2811 | pcSlice->setSliceChromaQpDelta(COMPONENT_Cb, iCode ); |
|---|
| 2812 | assert( pcSlice->getSliceChromaQpDelta(COMPONENT_Cb) >= -12 ); |
|---|
| 2813 | assert( pcSlice->getSliceChromaQpDelta(COMPONENT_Cb) <= 12 ); |
|---|
| 2814 | assert( (pps->getQpOffset(COMPONENT_Cb) + pcSlice->getSliceChromaQpDelta(COMPONENT_Cb)) >= -12 ); |
|---|
| 2815 | assert( (pps->getQpOffset(COMPONENT_Cb) + pcSlice->getSliceChromaQpDelta(COMPONENT_Cb)) <= 12 ); |
|---|
| 2816 | } |
|---|
| 2817 | |
|---|
| 2818 | if (numValidComp>COMPONENT_Cr) |
|---|
| 2819 | { |
|---|
| 2820 | READ_SVLC( iCode, "slice_cr_qp_offset" ); |
|---|
| 2821 | pcSlice->setSliceChromaQpDelta(COMPONENT_Cr, iCode ); |
|---|
| 2822 | assert( pcSlice->getSliceChromaQpDelta(COMPONENT_Cr) >= -12 ); |
|---|
| 2823 | assert( pcSlice->getSliceChromaQpDelta(COMPONENT_Cr) <= 12 ); |
|---|
| 2824 | assert( (pps->getQpOffset(COMPONENT_Cr) + pcSlice->getSliceChromaQpDelta(COMPONENT_Cr)) >= -12 ); |
|---|
| 2825 | assert( (pps->getQpOffset(COMPONENT_Cr) + pcSlice->getSliceChromaQpDelta(COMPONENT_Cr)) <= 12 ); |
|---|
| 2826 | } |
|---|
| 2827 | } |
|---|
| 2828 | |
|---|
| 2829 | if (pps->getPpsRangeExtension().getChromaQpOffsetListEnabledFlag()) |
|---|
| 2830 | { |
|---|
| 2831 | READ_FLAG(uiCode, "cu_chroma_qp_offset_enabled_flag"); pcSlice->setUseChromaQpAdj(uiCode != 0); |
|---|
| 2832 | } |
|---|
| 2833 | else |
|---|
| 2834 | { |
|---|
| 2835 | pcSlice->setUseChromaQpAdj(false); |
|---|
| 2836 | } |
|---|
| 2837 | |
|---|
| 2838 | if (pps->getDeblockingFilterControlPresentFlag()) |
|---|
| 2839 | { |
|---|
| 2840 | if(pps->getDeblockingFilterOverrideEnabledFlag()) |
|---|
| 2841 | { |
|---|
| 2842 | READ_FLAG ( uiCode, "deblocking_filter_override_flag" ); pcSlice->setDeblockingFilterOverrideFlag(uiCode ? true : false); |
|---|
| 2843 | } |
|---|
| 2844 | else |
|---|
| 2845 | { |
|---|
| 2846 | pcSlice->setDeblockingFilterOverrideFlag(0); |
|---|
| 2847 | } |
|---|
| 2848 | if(pcSlice->getDeblockingFilterOverrideFlag()) |
|---|
| 2849 | { |
|---|
| 2850 | READ_FLAG ( uiCode, "slice_disable_deblocking_filter_flag" ); pcSlice->setDeblockingFilterDisable(uiCode ? 1 : 0); |
|---|
| 2851 | if(!pcSlice->getDeblockingFilterDisable()) |
|---|
| 2852 | { |
|---|
| 2853 | READ_SVLC( iCode, "slice_beta_offset_div2" ); pcSlice->setDeblockingFilterBetaOffsetDiv2(iCode); |
|---|
| 2854 | assert(pcSlice->getDeblockingFilterBetaOffsetDiv2() >= -6 && |
|---|
| 2855 | pcSlice->getDeblockingFilterBetaOffsetDiv2() <= 6); |
|---|
| 2856 | READ_SVLC( iCode, "slice_tc_offset_div2" ); pcSlice->setDeblockingFilterTcOffsetDiv2(iCode); |
|---|
| 2857 | assert(pcSlice->getDeblockingFilterTcOffsetDiv2() >= -6 && |
|---|
| 2858 | pcSlice->getDeblockingFilterTcOffsetDiv2() <= 6); |
|---|
| 2859 | } |
|---|
| 2860 | } |
|---|
| 2861 | else |
|---|
| 2862 | { |
|---|
| 2863 | pcSlice->setDeblockingFilterDisable ( pps->getPicDisableDeblockingFilterFlag() ); |
|---|
| 2864 | pcSlice->setDeblockingFilterBetaOffsetDiv2( pps->getDeblockingFilterBetaOffsetDiv2() ); |
|---|
| 2865 | pcSlice->setDeblockingFilterTcOffsetDiv2 ( pps->getDeblockingFilterTcOffsetDiv2() ); |
|---|
| 2866 | } |
|---|
| 2867 | } |
|---|
| 2868 | else |
|---|
| 2869 | { |
|---|
| 2870 | pcSlice->setDeblockingFilterDisable ( false ); |
|---|
| 2871 | pcSlice->setDeblockingFilterBetaOffsetDiv2( 0 ); |
|---|
| 2872 | pcSlice->setDeblockingFilterTcOffsetDiv2 ( 0 ); |
|---|
| 2873 | } |
|---|
| 2874 | |
|---|
| 2875 | Bool isSAOEnabled = sps->getUseSAO() && (pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_LUMA) || (bChroma && pcSlice->getSaoEnabledFlag(CHANNEL_TYPE_CHROMA))); |
|---|
| 2876 | Bool isDBFEnabled = (!pcSlice->getDeblockingFilterDisable()); |
|---|
| 2877 | |
|---|
| 2878 | if(pps->getLoopFilterAcrossSlicesEnabledFlag() && ( isSAOEnabled || isDBFEnabled )) |
|---|
| 2879 | { |
|---|
| 2880 | READ_FLAG( uiCode, "slice_loop_filter_across_slices_enabled_flag"); |
|---|
| 2881 | } |
|---|
| 2882 | else |
|---|
| 2883 | { |
|---|
| 2884 | uiCode = pps->getLoopFilterAcrossSlicesEnabledFlag()?1:0; |
|---|
| 2885 | } |
|---|
| 2886 | pcSlice->setLFCrossSliceBoundaryFlag( (uiCode==1)?true:false); |
|---|
| 2887 | |
|---|
| 2888 | #if NH_3D |
|---|
| 2889 | if ( getDecTop()->decProcAnnexI() ) |
|---|
| 2890 | { |
|---|
| 2891 | Int voiInVps = vps->getVoiInVps( pcSlice->getViewIndex() ); |
|---|
| 2892 | if( vps->getCpInSliceSegmentHeaderFlag( voiInVps ) && !pcSlice->getIsDepth() ) |
|---|
| 2893 | { |
|---|
| 2894 | for( Int m = 0; m < vps->getNumCp( voiInVps ); m++ ) |
|---|
| 2895 | { |
|---|
| 2896 | Int jInVps = vps->getVoiInVps( vps->getCpRefVoi( voiInVps, m )); |
|---|
| 2897 | READ_SVLC( iCode, "cp_scale" ); pcSlice->setCpScale ( jInVps, iCode ); |
|---|
| 2898 | READ_SVLC( iCode, "cp_off" ); pcSlice->setCpOff ( jInVps, iCode ); |
|---|
| 2899 | READ_SVLC( iCode, "cp_inv_scale_plus_scale" ); pcSlice->setCpInvScale( jInVps, iCode - pcSlice->getCpScale ( jInVps )); |
|---|
| 2900 | READ_SVLC( iCode, "cp_inv_off_plus_off" ); pcSlice->setCpInvOff ( jInVps, iCode - pcSlice->getCpOff ( jInVps )); |
|---|
| 2901 | } |
|---|
| 2902 | } |
|---|
| 2903 | } |
|---|
| 2904 | #endif |
|---|
| 2905 | |
|---|
| 2906 | } |
|---|
| 2907 | |
|---|
| 2908 | std::vector<UInt> entryPointOffset; |
|---|
| 2909 | if( pps->getTilesEnabledFlag() || pps->getEntropyCodingSyncEnabledFlag() ) |
|---|
| 2910 | { |
|---|
| 2911 | UInt numEntryPointOffsets; |
|---|
| 2912 | UInt offsetLenMinus1; |
|---|
| 2913 | READ_UVLC(numEntryPointOffsets, "num_entry_point_offsets"); |
|---|
| 2914 | if (numEntryPointOffsets>0) |
|---|
| 2915 | { |
|---|
| 2916 | READ_UVLC(offsetLenMinus1, "offset_len_minus1"); |
|---|
| 2917 | entryPointOffset.resize(numEntryPointOffsets); |
|---|
| 2918 | for (UInt idx=0; idx<numEntryPointOffsets; idx++) |
|---|
| 2919 | { |
|---|
| 2920 | READ_CODE(offsetLenMinus1+1, uiCode, "entry_point_offset_minus1"); |
|---|
| 2921 | entryPointOffset[ idx ] = uiCode + 1; |
|---|
| 2922 | } |
|---|
| 2923 | } |
|---|
| 2924 | } |
|---|
| 2925 | |
|---|
| 2926 | if(pps->getSliceHeaderExtensionPresentFlag()) |
|---|
| 2927 | { |
|---|
| 2928 | #if NH_MV |
|---|
| 2929 | READ_UVLC( uiCode, "slice_segment_header_extension_length" ); pcSlice->setSliceSegmentHeaderExtensionLength( uiCode ); |
|---|
| 2930 | UInt posFollSliceSegHeaderExtLen = m_pcBitstream->getNumBitsRead(); |
|---|
| 2931 | |
|---|
| 2932 | if( pps->getPocResetInfoPresentFlag() ) |
|---|
| 2933 | { |
|---|
| 2934 | READ_CODE( 2, uiCode, "poc_reset_idc" ); pcSlice->setPocResetIdc( uiCode ); |
|---|
| 2935 | } |
|---|
| 2936 | else |
|---|
| 2937 | { |
|---|
| 2938 | pcSlice->setPocResetIdc( 0 ); |
|---|
| 2939 | } |
|---|
| 2940 | pcSlice->checkPocResetIdc(); |
|---|
| 2941 | |
|---|
| 2942 | if ( pcSlice->getVPS()->getPocLsbNotPresentFlag(pcSlice->getLayerId()) && slicePicOrderCntLsb > 0 ) |
|---|
| 2943 | { |
|---|
| 2944 | assert( pcSlice->getPocResetIdc() != 2 ); |
|---|
| 2945 | } |
|---|
| 2946 | |
|---|
| 2947 | if( pcSlice->getPocResetIdc() != 0 ) |
|---|
| 2948 | { |
|---|
| 2949 | READ_CODE( 6, uiCode, "poc_reset_period_id" ); pcSlice->setPocResetPeriodId( uiCode ); |
|---|
| 2950 | } |
|---|
| 2951 | else |
|---|
| 2952 | { |
|---|
| 2953 | // TODO Copy poc_reset_period from earlier picture |
|---|
| 2954 | pcSlice->setPocResetPeriodId( 0 ); |
|---|
| 2955 | } |
|---|
| 2956 | |
|---|
| 2957 | if( pcSlice->getPocResetIdc() == 3 ) |
|---|
| 2958 | { |
|---|
| 2959 | READ_FLAG( uiCode, "full_poc_reset_flag" ); pcSlice->setFullPocResetFlag( uiCode == 1 ); |
|---|
| 2960 | READ_CODE( pcSlice->getPocLsbValLen() , uiCode, "poc_lsb_val" ); pcSlice->setPocLsbVal( uiCode ); |
|---|
| 2961 | } |
|---|
| 2962 | pcSlice->checkPocLsbVal(); |
|---|
| 2963 | |
|---|
| 2964 | // Derive the value of PocMs8bValRequiredFlag |
|---|
| 2965 | |
|---|
| 2966 | if( !pcSlice->getPocMsbValRequiredFlag() && pcSlice->getVPS()->getVpsPocLsbAlignedFlag() ) |
|---|
| 2967 | { |
|---|
| 2968 | READ_FLAG( uiCode, "poc_msb_val_present_flag" ); pcSlice->setPocMsbValPresentFlag( uiCode == 1 ); |
|---|
| 2969 | } |
|---|
| 2970 | else |
|---|
| 2971 | { |
|---|
| 2972 | pcSlice->setPocMsbValPresentFlag( pcSlice->inferPocMsbValPresentFlag( ) ); |
|---|
| 2973 | } |
|---|
| 2974 | |
|---|
| 2975 | |
|---|
| 2976 | if( pcSlice->getPocMsbValPresentFlag() ) |
|---|
| 2977 | { |
|---|
| 2978 | READ_UVLC( uiCode, "poc_msb_val" ); pcSlice->setPocMsbVal( uiCode ); |
|---|
| 2979 | } |
|---|
| 2980 | |
|---|
| 2981 | while( ( m_pcBitstream->getNumBitsRead() - posFollSliceSegHeaderExtLen ) < pcSlice->getSliceSegmentHeaderExtensionLength() * 8 ) |
|---|
| 2982 | { |
|---|
| 2983 | READ_FLAG( uiCode, "slice_segment_header_extension_data_bit" ); |
|---|
| 2984 | } |
|---|
| 2985 | assert( ( m_pcBitstream->getNumBitsRead() - posFollSliceSegHeaderExtLen ) == pcSlice->getSliceSegmentHeaderExtensionLength() * 8 ); |
|---|
| 2986 | } |
|---|
| 2987 | #else |
|---|
| 2988 | |
|---|
| 2989 | READ_UVLC(uiCode,"slice_segment_header_extension_length"); |
|---|
| 2990 | for(Int i=0; i<uiCode; i++) |
|---|
| 2991 | { |
|---|
| 2992 | UInt ignore; |
|---|
| 2993 | READ_CODE(8,ignore,"slice_segment_header_extension_data_byte"); |
|---|
| 2994 | } |
|---|
| 2995 | } |
|---|
| 2996 | #endif |
|---|
| 2997 | #if RExt__DECODER_DEBUG_BIT_STATISTICS |
|---|
| 2998 | TComCodingStatistics::IncrementStatisticEP(STATS__BYTE_ALIGNMENT_BITS,m_pcBitstream->readByteAlignment(),0); |
|---|
| 2999 | #else |
|---|
| 3000 | m_pcBitstream->readByteAlignment(); |
|---|
| 3001 | #endif |
|---|
| 3002 | |
|---|
| 3003 | pcSlice->clearSubstreamSizes(); |
|---|
| 3004 | |
|---|
| 3005 | if( pps->getTilesEnabledFlag() || pps->getEntropyCodingSyncEnabledFlag() ) |
|---|
| 3006 | { |
|---|
| 3007 | Int endOfSliceHeaderLocation = m_pcBitstream->getByteLocation(); |
|---|
| 3008 | |
|---|
| 3009 | // Adjust endOfSliceHeaderLocation to account for emulation prevention bytes in the slice segment header |
|---|
| 3010 | for ( UInt curByteIdx = 0; curByteIdx<m_pcBitstream->numEmulationPreventionBytesRead(); curByteIdx++ ) |
|---|
| 3011 | { |
|---|
| 3012 | if ( m_pcBitstream->getEmulationPreventionByteLocation( curByteIdx ) < endOfSliceHeaderLocation ) |
|---|
| 3013 | { |
|---|
| 3014 | endOfSliceHeaderLocation++; |
|---|
| 3015 | } |
|---|
| 3016 | } |
|---|
| 3017 | |
|---|
| 3018 | Int curEntryPointOffset = 0; |
|---|
| 3019 | Int prevEntryPointOffset = 0; |
|---|
| 3020 | for (UInt idx=0; idx<entryPointOffset.size(); idx++) |
|---|
| 3021 | { |
|---|
| 3022 | curEntryPointOffset += entryPointOffset[ idx ]; |
|---|
| 3023 | |
|---|
| 3024 | Int emulationPreventionByteCount = 0; |
|---|
| 3025 | for ( UInt curByteIdx = 0; curByteIdx<m_pcBitstream->numEmulationPreventionBytesRead(); curByteIdx++ ) |
|---|
| 3026 | { |
|---|
| 3027 | if ( m_pcBitstream->getEmulationPreventionByteLocation( curByteIdx ) >= ( prevEntryPointOffset + endOfSliceHeaderLocation ) && |
|---|
| 3028 | m_pcBitstream->getEmulationPreventionByteLocation( curByteIdx ) < ( curEntryPointOffset + endOfSliceHeaderLocation ) ) |
|---|
| 3029 | { |
|---|
| 3030 | emulationPreventionByteCount++; |
|---|
| 3031 | } |
|---|
| 3032 | } |
|---|
| 3033 | |
|---|
| 3034 | entryPointOffset[ idx ] -= emulationPreventionByteCount; |
|---|
| 3035 | prevEntryPointOffset = curEntryPointOffset; |
|---|
| 3036 | pcSlice->addSubstreamSize(entryPointOffset [ idx ] ); |
|---|
| 3037 | } |
|---|
| 3038 | } |
|---|
| 3039 | |
|---|
| 3040 | return; |
|---|
| 3041 | } |
|---|
| 3042 | |
|---|
| 3043 | Void TDecCavlc::parsePTL( TComPTL *rpcPTL, Bool profilePresentFlag, Int maxNumSubLayersMinus1 ) |
|---|
| 3044 | { |
|---|
| 3045 | UInt uiCode; |
|---|
| 3046 | if(profilePresentFlag) |
|---|
| 3047 | { |
|---|
| 3048 | parseProfileTier(rpcPTL->getGeneralPTL(), false); |
|---|
| 3049 | } |
|---|
| 3050 | READ_CODE( 8, uiCode, "general_level_idc" ); rpcPTL->getGeneralPTL()->setLevelIdc(Level::Name(uiCode)); |
|---|
| 3051 | |
|---|
| 3052 | for (Int i = 0; i < maxNumSubLayersMinus1; i++) |
|---|
| 3053 | { |
|---|
| 3054 | READ_FLAG( uiCode, "sub_layer_profile_present_flag[i]" ); rpcPTL->setSubLayerProfilePresentFlag(i, uiCode); |
|---|
| 3055 | READ_FLAG( uiCode, "sub_layer_level_present_flag[i]" ); rpcPTL->setSubLayerLevelPresentFlag (i, uiCode); |
|---|
| 3056 | #if NH_MV |
|---|
| 3057 | // When profilePresentFlag is equal to 0, sub_layer_profile_present_flag[ i ] shall be equal to 0. |
|---|
| 3058 | assert( profilePresentFlag || !rpcPTL->getSubLayerProfilePresentFlag(i) ); |
|---|
| 3059 | #endif |
|---|
| 3060 | } |
|---|
| 3061 | |
|---|
| 3062 | if (maxNumSubLayersMinus1 > 0) |
|---|
| 3063 | { |
|---|
| 3064 | for (Int i = maxNumSubLayersMinus1; i < 8; i++) |
|---|
| 3065 | { |
|---|
| 3066 | READ_CODE(2, uiCode, "reserved_zero_2bits"); |
|---|
| 3067 | assert(uiCode == 0); |
|---|
| 3068 | } |
|---|
| 3069 | } |
|---|
| 3070 | |
|---|
| 3071 | for(Int i = 0; i < maxNumSubLayersMinus1; i++) |
|---|
| 3072 | { |
|---|
| 3073 | if( rpcPTL->getSubLayerProfilePresentFlag(i) ) |
|---|
| 3074 | { |
|---|
| 3075 | parseProfileTier(rpcPTL->getSubLayerPTL(i), true); |
|---|
| 3076 | } |
|---|
| 3077 | if(rpcPTL->getSubLayerLevelPresentFlag(i)) |
|---|
| 3078 | { |
|---|
| 3079 | READ_CODE( 8, uiCode, "sub_layer_level_idc[i]" ); rpcPTL->getSubLayerPTL(i)->setLevelIdc(Level::Name(uiCode)); |
|---|
| 3080 | } |
|---|
| 3081 | } |
|---|
| 3082 | } |
|---|
| 3083 | |
|---|
| 3084 | #if ENC_DEC_TRACE || RExt__DECODER_DEBUG_BIT_STATISTICS |
|---|
| 3085 | Void TDecCavlc::parseProfileTier(ProfileTierLevel *ptl, const Bool bIsSubLayer) |
|---|
| 3086 | #define PTL_TRACE_TEXT(txt) bIsSubLayer?("sub_layer_" txt) : ("general_" txt) |
|---|
| 3087 | #else |
|---|
| 3088 | Void TDecCavlc::parseProfileTier(ProfileTierLevel *ptl, const Bool /*bIsSubLayer*/) |
|---|
| 3089 | #define PTL_TRACE_TEXT(txt) txt |
|---|
| 3090 | #endif |
|---|
| 3091 | { |
|---|
| 3092 | UInt uiCode; |
|---|
| 3093 | READ_CODE(2 , uiCode, PTL_TRACE_TEXT("profile_space" )); ptl->setProfileSpace(uiCode); |
|---|
| 3094 | READ_FLAG( uiCode, PTL_TRACE_TEXT("tier_flag" )); ptl->setTierFlag (uiCode ? Level::HIGH : Level::MAIN); |
|---|
| 3095 | READ_CODE(5 , uiCode, PTL_TRACE_TEXT("profile_idc" )); ptl->setProfileIdc (Profile::Name(uiCode)); |
|---|
| 3096 | for(Int j = 0; j < 32; j++) |
|---|
| 3097 | { |
|---|
| 3098 | READ_FLAG( uiCode, PTL_TRACE_TEXT("profile_compatibility_flag[][j]" )); ptl->setProfileCompatibilityFlag(j, uiCode ? 1 : 0); |
|---|
| 3099 | } |
|---|
| 3100 | READ_FLAG(uiCode, PTL_TRACE_TEXT("progressive_source_flag" )); ptl->setProgressiveSourceFlag(uiCode ? true : false); |
|---|
| 3101 | |
|---|
| 3102 | READ_FLAG(uiCode, PTL_TRACE_TEXT("interlaced_source_flag" )); ptl->setInterlacedSourceFlag(uiCode ? true : false); |
|---|
| 3103 | |
|---|
| 3104 | READ_FLAG(uiCode, PTL_TRACE_TEXT("non_packed_constraint_flag" )); ptl->setNonPackedConstraintFlag(uiCode ? true : false); |
|---|
| 3105 | |
|---|
| 3106 | READ_FLAG(uiCode, PTL_TRACE_TEXT("frame_only_constraint_flag" )); ptl->setFrameOnlyConstraintFlag(uiCode ? true : false); |
|---|
| 3107 | #if NH_MV |
|---|
| 3108 | if( ptl->getV2ConstraintsPresentFlag() ) |
|---|
| 3109 | { |
|---|
| 3110 | READ_FLAG( uiCode, "max_12bit_constraint_flag" ); ptl->setMax12bitConstraintFlag ( uiCode == 1 ); |
|---|
| 3111 | READ_FLAG( uiCode, "max_10bit_constraint_flag" ); ptl->setMax10bitConstraintFlag ( uiCode == 1 ); |
|---|
| 3112 | READ_FLAG( uiCode, "max_8bit_constraint_flag" ); ptl->setMax8bitConstraintFlag ( uiCode == 1 ); |
|---|
| 3113 | READ_FLAG( uiCode, "max_422chroma_constraint_flag" ); ptl->setMax422chromaConstraintFlag ( uiCode == 1 ); |
|---|
| 3114 | READ_FLAG( uiCode, "max_420chroma_constraint_flag" ); ptl->setMax420chromaConstraintFlag ( uiCode == 1 ); |
|---|
| 3115 | READ_FLAG( uiCode, "max_monochrome_constraint_flag" ); ptl->setMaxMonochromeConstraintFlag ( uiCode == 1 ); |
|---|
| 3116 | READ_FLAG( uiCode, "intra_constraint_flag" ); ptl->setIntraConstraintFlag ( uiCode == 1 ); |
|---|
| 3117 | READ_FLAG( uiCode, "one_picture_only_constraint_flag" ); ptl->setOnePictureOnlyConstraintFlag( uiCode == 1 ); |
|---|
| 3118 | READ_FLAG( uiCode, "lower_bit_rate_constraint_flag" ); ptl->setLowerBitRateConstraintFlag ( uiCode == 1 ); |
|---|
| 3119 | READ_CODE(16, uiCode, "XXX_reserved_zero_34bits[0..15]"); |
|---|
| 3120 | READ_CODE(16, uiCode, "XXX_reserved_zero_34bits[16..31]"); |
|---|
| 3121 | READ_CODE(2 , uiCode, "XXX_reserved_zero_34bits[32..33]"); |
|---|
| 3122 | } |
|---|
| 3123 | else |
|---|
| 3124 | { |
|---|
| 3125 | READ_CODE(16, uiCode, "XXX_reserved_zero_43bits[0..15]"); |
|---|
| 3126 | READ_CODE(16, uiCode, "XXX_reserved_zero_43bits[16..31]"); |
|---|
| 3127 | READ_CODE(11, uiCode, "XXX_reserved_zero_43bits[32..42]"); |
|---|
| 3128 | } |
|---|
| 3129 | if( ptl->getInbldPresentFlag() ) |
|---|
| 3130 | { |
|---|
| 3131 | READ_FLAG( uiCode, "inbld_flag" ); ptl->setInbldFlag( uiCode == 1 ); |
|---|
| 3132 | } |
|---|
| 3133 | else |
|---|
| 3134 | { |
|---|
| 3135 | READ_FLAG(uiCode, "reserved_zero_bit"); |
|---|
| 3136 | } |
|---|
| 3137 | #else |
|---|
| 3138 | |
|---|
| 3139 | if (ptl->getProfileIdc() == Profile::MAINREXT || ptl->getProfileCompatibilityFlag(Profile::MAINREXT) || |
|---|
| 3140 | ptl->getProfileIdc() == Profile::HIGHTHROUGHPUTREXT || ptl->getProfileCompatibilityFlag(Profile::HIGHTHROUGHPUTREXT)) |
|---|
| 3141 | { |
|---|
| 3142 | UInt maxBitDepth=16; |
|---|
| 3143 | READ_FLAG( uiCode, PTL_TRACE_TEXT("max_12bit_constraint_flag" )); if (uiCode) maxBitDepth=12; |
|---|
| 3144 | READ_FLAG( uiCode, PTL_TRACE_TEXT("max_10bit_constraint_flag" )); if (uiCode) maxBitDepth=10; |
|---|
| 3145 | READ_FLAG( uiCode, PTL_TRACE_TEXT("max_8bit_constraint_flag" )); if (uiCode) maxBitDepth=8; |
|---|
| 3146 | ptl->setBitDepthConstraint(maxBitDepth); |
|---|
| 3147 | ChromaFormat chromaFmtConstraint=CHROMA_444; |
|---|
| 3148 | READ_FLAG( uiCode, PTL_TRACE_TEXT("max_422chroma_constraint_flag" )); if (uiCode) chromaFmtConstraint=CHROMA_422; |
|---|
| 3149 | READ_FLAG( uiCode, PTL_TRACE_TEXT("max_420chroma_constraint_flag" )); if (uiCode) chromaFmtConstraint=CHROMA_420; |
|---|
| 3150 | READ_FLAG( uiCode, PTL_TRACE_TEXT("max_monochrome_constraint_flag" )); if (uiCode) chromaFmtConstraint=CHROMA_400; |
|---|
| 3151 | ptl->setChromaFormatConstraint(chromaFmtConstraint); |
|---|
| 3152 | READ_FLAG( uiCode, PTL_TRACE_TEXT("intra_constraint_flag" )); ptl->setIntraConstraintFlag(uiCode != 0); |
|---|
| 3153 | READ_FLAG( uiCode, PTL_TRACE_TEXT("one_picture_only_constraint_flag")); ptl->setOnePictureOnlyConstraintFlag(uiCode != 0); |
|---|
| 3154 | READ_FLAG( uiCode, PTL_TRACE_TEXT("lower_bit_rate_constraint_flag" )); ptl->setLowerBitRateConstraintFlag(uiCode != 0); |
|---|
| 3155 | READ_CODE(16, uiCode, PTL_TRACE_TEXT("reserved_zero_34bits[0..15]" )); |
|---|
| 3156 | READ_CODE(16, uiCode, PTL_TRACE_TEXT("reserved_zero_34bits[16..31]" )); |
|---|
| 3157 | READ_CODE(2, uiCode, PTL_TRACE_TEXT("reserved_zero_34bits[32..33]" )); |
|---|
| 3158 | } |
|---|
| 3159 | else |
|---|
| 3160 | { |
|---|
| 3161 | ptl->setBitDepthConstraint((ptl->getProfileIdc() == Profile::MAIN10)?10:8); |
|---|
| 3162 | ptl->setChromaFormatConstraint(CHROMA_420); |
|---|
| 3163 | ptl->setIntraConstraintFlag(false); |
|---|
| 3164 | ptl->setLowerBitRateConstraintFlag(true); |
|---|
| 3165 | READ_CODE(16, uiCode, PTL_TRACE_TEXT("reserved_zero_43bits[0..15]" )); |
|---|
| 3166 | READ_CODE(16, uiCode, PTL_TRACE_TEXT("reserved_zero_43bits[16..31]" )); |
|---|
| 3167 | READ_CODE(11, uiCode, PTL_TRACE_TEXT("reserved_zero_43bits[32..42]" )); |
|---|
| 3168 | } |
|---|
| 3169 | |
|---|
| 3170 | if ((ptl->getProfileIdc() >= Profile::MAIN && ptl->getProfileIdc() <= Profile::HIGHTHROUGHPUTREXT) || |
|---|
| 3171 | ptl->getProfileCompatibilityFlag(Profile::MAIN) || |
|---|
| 3172 | ptl->getProfileCompatibilityFlag(Profile::MAIN10) || |
|---|
| 3173 | ptl->getProfileCompatibilityFlag(Profile::MAINSTILLPICTURE) || |
|---|
| 3174 | ptl->getProfileCompatibilityFlag(Profile::MAINREXT) || |
|---|
| 3175 | ptl->getProfileCompatibilityFlag(Profile::HIGHTHROUGHPUTREXT) ) |
|---|
| 3176 | { |
|---|
| 3177 | READ_FLAG( uiCode, PTL_TRACE_TEXT("inbld_flag" )); assert(uiCode == 0); |
|---|
| 3178 | } |
|---|
| 3179 | else |
|---|
| 3180 | { |
|---|
| 3181 | READ_FLAG( uiCode, PTL_TRACE_TEXT("reserved_zero_bit" )); |
|---|
| 3182 | } |
|---|
| 3183 | #undef PTL_TRACE_TEXT |
|---|
| 3184 | #endif |
|---|
| 3185 | } |
|---|
| 3186 | |
|---|
| 3187 | Void TDecCavlc::parseTerminatingBit( UInt& ruiBit ) |
|---|
| 3188 | { |
|---|
| 3189 | ruiBit = false; |
|---|
| 3190 | Int iBitsLeft = m_pcBitstream->getNumBitsLeft(); |
|---|
| 3191 | if(iBitsLeft <= 8) |
|---|
| 3192 | { |
|---|
| 3193 | UInt uiPeekValue = m_pcBitstream->peekBits(iBitsLeft); |
|---|
| 3194 | if (uiPeekValue == (1<<(iBitsLeft-1))) |
|---|
| 3195 | { |
|---|
| 3196 | ruiBit = true; |
|---|
| 3197 | } |
|---|
| 3198 | } |
|---|
| 3199 | } |
|---|
| 3200 | |
|---|
| 3201 | Void TDecCavlc::parseRemainingBytes( Bool noTrailingBytesExpected ) |
|---|
| 3202 | { |
|---|
| 3203 | if (noTrailingBytesExpected) |
|---|
| 3204 | { |
|---|
| 3205 | const UInt numberOfRemainingSubstreamBytes=m_pcBitstream->getNumBitsLeft(); |
|---|
| 3206 | assert (numberOfRemainingSubstreamBytes == 0); |
|---|
| 3207 | } |
|---|
| 3208 | else |
|---|
| 3209 | { |
|---|
| 3210 | while (m_pcBitstream->getNumBitsLeft()) |
|---|
| 3211 | { |
|---|
| 3212 | UInt trailingNullByte=m_pcBitstream->readByte(); |
|---|
| 3213 | if (trailingNullByte!=0) |
|---|
| 3214 | { |
|---|
| 3215 | printf("Trailing byte should be 0, but has value %02x\n", trailingNullByte); |
|---|
| 3216 | assert(trailingNullByte==0); |
|---|
| 3217 | } |
|---|
| 3218 | } |
|---|
| 3219 | } |
|---|
| 3220 | } |
|---|
| 3221 | |
|---|
| 3222 | #if NH_3D_DIS |
|---|
| 3223 | Void TDecCavlc::parseDIS( TComDataCU* /*pcCU*/, UInt /*uiAbsPartIdx*/, UInt /*uiDepth*/ ) |
|---|
| 3224 | { |
|---|
| 3225 | assert(0); |
|---|
| 3226 | } |
|---|
| 3227 | #endif |
|---|
| 3228 | |
|---|
| 3229 | Void TDecCavlc::parseSkipFlag( TComDataCU* /*pcCU*/, UInt /*uiAbsPartIdx*/, UInt /*uiDepth*/ ) |
|---|
| 3230 | { |
|---|
| 3231 | assert(0); |
|---|
| 3232 | } |
|---|
| 3233 | |
|---|
| 3234 | Void TDecCavlc::parseCUTransquantBypassFlag( TComDataCU* /*pcCU*/, UInt /*uiAbsPartIdx*/, UInt /*uiDepth*/ ) |
|---|
| 3235 | { |
|---|
| 3236 | assert(0); |
|---|
| 3237 | } |
|---|
| 3238 | |
|---|
| 3239 | Void TDecCavlc::parseMVPIdx( Int& /*riMVPIdx*/ ) |
|---|
| 3240 | { |
|---|
| 3241 | assert(0); |
|---|
| 3242 | } |
|---|
| 3243 | |
|---|
| 3244 | Void TDecCavlc::parseSplitFlag ( TComDataCU* /*pcCU*/, UInt /*uiAbsPartIdx*/, UInt /*uiDepth*/ ) |
|---|
| 3245 | { |
|---|
| 3246 | assert(0); |
|---|
| 3247 | } |
|---|
| 3248 | |
|---|
| 3249 | Void TDecCavlc::parsePartSize( TComDataCU* /*pcCU*/, UInt /*uiAbsPartIdx*/, UInt /*uiDepth*/ ) |
|---|
| 3250 | { |
|---|
| 3251 | assert(0); |
|---|
| 3252 | } |
|---|
| 3253 | |
|---|
| 3254 | Void TDecCavlc::parsePredMode( TComDataCU* /*pcCU*/, UInt /*uiAbsPartIdx*/, UInt /*uiDepth*/ ) |
|---|
| 3255 | { |
|---|
| 3256 | assert(0); |
|---|
| 3257 | } |
|---|
| 3258 | |
|---|
| 3259 | /** Parse I_PCM information. |
|---|
| 3260 | * \param pcCU pointer to CU |
|---|
| 3261 | * \param uiAbsPartIdx CU index |
|---|
| 3262 | * \param uiDepth CU depth |
|---|
| 3263 | * \returns Void |
|---|
| 3264 | * |
|---|
| 3265 | * If I_PCM flag indicates that the CU is I_PCM, parse its PCM alignment bits and codes. |
|---|
| 3266 | */ |
|---|
| 3267 | Void TDecCavlc::parseIPCMInfo( TComDataCU* /*pcCU*/, UInt /*uiAbsPartIdx*/, UInt /*uiDepth*/ ) |
|---|
| 3268 | { |
|---|
| 3269 | assert(0); |
|---|
| 3270 | } |
|---|
| 3271 | |
|---|
| 3272 | Void TDecCavlc::parseIntraDirLumaAng ( TComDataCU* /*pcCU*/, UInt /*uiAbsPartIdx*/, UInt /*uiDepth*/ ) |
|---|
| 3273 | { |
|---|
| 3274 | assert(0); |
|---|
| 3275 | } |
|---|
| 3276 | |
|---|
| 3277 | Void TDecCavlc::parseIntraDirChroma( TComDataCU* /*pcCU*/, UInt /*uiAbsPartIdx*/, UInt /*uiDepth*/ ) |
|---|
| 3278 | { |
|---|
| 3279 | assert(0); |
|---|
| 3280 | } |
|---|
| 3281 | |
|---|
| 3282 | Void TDecCavlc::parseInterDir( TComDataCU* /*pcCU*/, UInt& /*ruiInterDir*/, UInt /*uiAbsPartIdx*/ ) |
|---|
| 3283 | { |
|---|
| 3284 | assert(0); |
|---|
| 3285 | } |
|---|
| 3286 | |
|---|
| 3287 | Void TDecCavlc::parseRefFrmIdx( TComDataCU* /*pcCU*/, Int& /*riRefFrmIdx*/, RefPicList /*eRefList*/ ) |
|---|
| 3288 | { |
|---|
| 3289 | assert(0); |
|---|
| 3290 | } |
|---|
| 3291 | |
|---|
| 3292 | Void TDecCavlc::parseMvd( TComDataCU* /*pcCU*/, UInt /*uiAbsPartIdx*/, UInt /*uiPartIdx*/, UInt /*uiDepth*/, RefPicList /*eRefList*/ ) |
|---|
| 3293 | { |
|---|
| 3294 | assert(0); |
|---|
| 3295 | } |
|---|
| 3296 | |
|---|
| 3297 | Void TDecCavlc::parseCrossComponentPrediction( class TComTU& /*rTu*/, ComponentID /*compID*/ ) |
|---|
| 3298 | { |
|---|
| 3299 | assert(0); |
|---|
| 3300 | } |
|---|
| 3301 | |
|---|
| 3302 | Void TDecCavlc::parseDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
|---|
| 3303 | { |
|---|
| 3304 | Int iDQp; |
|---|
| 3305 | |
|---|
| 3306 | #if RExt__DECODER_DEBUG_BIT_STATISTICS |
|---|
| 3307 | READ_SVLC(iDQp, "delta_qp"); |
|---|
| 3308 | #else |
|---|
| 3309 | xReadSvlc( iDQp ); |
|---|
| 3310 | #endif |
|---|
| 3311 | |
|---|
| 3312 | Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffset(CHANNEL_TYPE_LUMA); |
|---|
| 3313 | const Int qp = (((Int) pcCU->getRefQP( uiAbsPartIdx ) + iDQp + 52 + 2*qpBdOffsetY )%(52+ qpBdOffsetY)) - qpBdOffsetY; |
|---|
| 3314 | |
|---|
| 3315 | const UInt maxCUDepth = pcCU->getSlice()->getSPS()->getMaxTotalCUDepth(); |
|---|
| 3316 | const UInt maxCuDQPDepth = pcCU->getSlice()->getPPS()->getMaxCuDQPDepth(); |
|---|
| 3317 | const UInt doubleDepthDifference = ((maxCUDepth - maxCuDQPDepth)<<1); |
|---|
| 3318 | const UInt uiAbsQpCUPartIdx = (uiAbsPartIdx>>doubleDepthDifference)<<doubleDepthDifference ; |
|---|
| 3319 | const UInt uiQpCUDepth = min(uiDepth,pcCU->getSlice()->getPPS()->getMaxCuDQPDepth()) ; |
|---|
| 3320 | |
|---|
| 3321 | pcCU->setQPSubParts( qp, uiAbsQpCUPartIdx, uiQpCUDepth ); |
|---|
| 3322 | } |
|---|
| 3323 | |
|---|
| 3324 | Void TDecCavlc::parseChromaQpAdjustment( TComDataCU* /*pcCU*/, UInt /*uiAbsPartIdx*/, UInt /*uiDepth*/ ) |
|---|
| 3325 | { |
|---|
| 3326 | assert(0); |
|---|
| 3327 | } |
|---|
| 3328 | |
|---|
| 3329 | Void TDecCavlc::parseCoeffNxN( TComTU &/*rTu*/, ComponentID /*compID*/ ) |
|---|
| 3330 | { |
|---|
| 3331 | assert(0); |
|---|
| 3332 | } |
|---|
| 3333 | |
|---|
| 3334 | Void TDecCavlc::parseTransformSubdivFlag( UInt& /*ruiSubdivFlag*/, UInt /*uiLog2TransformBlockSize*/ ) |
|---|
| 3335 | { |
|---|
| 3336 | assert(0); |
|---|
| 3337 | } |
|---|
| 3338 | |
|---|
| 3339 | Void TDecCavlc::parseQtCbf( TComTU &/*rTu*/, const ComponentID /*compID*/, const Bool /*lowestLevel*/ ) |
|---|
| 3340 | { |
|---|
| 3341 | assert(0); |
|---|
| 3342 | } |
|---|
| 3343 | |
|---|
| 3344 | Void TDecCavlc::parseQtRootCbf( UInt /*uiAbsPartIdx*/, UInt& /*uiQtRootCbf*/ ) |
|---|
| 3345 | { |
|---|
| 3346 | assert(0); |
|---|
| 3347 | } |
|---|
| 3348 | |
|---|
| 3349 | Void TDecCavlc::parseTransformSkipFlags (TComTU &/*rTu*/, ComponentID /*component*/) |
|---|
| 3350 | { |
|---|
| 3351 | assert(0); |
|---|
| 3352 | } |
|---|
| 3353 | |
|---|
| 3354 | Void TDecCavlc::parseMergeFlag ( TComDataCU* /*pcCU*/, UInt /*uiAbsPartIdx*/, UInt /*uiDepth*/, UInt /*uiPUIdx*/ ) |
|---|
| 3355 | { |
|---|
| 3356 | assert(0); |
|---|
| 3357 | } |
|---|
| 3358 | |
|---|
| 3359 | Void TDecCavlc::parseMergeIndex ( TComDataCU* /*pcCU*/, UInt& /*ruiMergeIndex*/ ) |
|---|
| 3360 | { |
|---|
| 3361 | assert(0); |
|---|
| 3362 | } |
|---|
| 3363 | |
|---|
| 3364 | #if NH_3D_ARP |
|---|
| 3365 | Void TDecCavlc::parseARPW( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
|---|
| 3366 | { |
|---|
| 3367 | assert(0); |
|---|
| 3368 | } |
|---|
| 3369 | #endif |
|---|
| 3370 | #if NH_3D_IC |
|---|
| 3371 | Void TDecCavlc::parseICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
|---|
| 3372 | { |
|---|
| 3373 | assert(0); |
|---|
| 3374 | } |
|---|
| 3375 | #endif |
|---|
| 3376 | #if NH_3D_SDC_INTRA || H_3D_INTER_SDC |
|---|
| 3377 | Void TDecCavlc::parseSDCFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
|---|
| 3378 | { |
|---|
| 3379 | assert(0); |
|---|
| 3380 | } |
|---|
| 3381 | |
|---|
| 3382 | #endif |
|---|
| 3383 | #if NH_3D_DBBP |
|---|
| 3384 | Void TDecCavlc::parseDBBPFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) |
|---|
| 3385 | { |
|---|
| 3386 | assert(0); |
|---|
| 3387 | } |
|---|
| 3388 | #endif |
|---|
| 3389 | // ==================================================================================================================== |
|---|
| 3390 | // Protected member functions |
|---|
| 3391 | // ==================================================================================================================== |
|---|
| 3392 | |
|---|
| 3393 | //! parse explicit wp tables |
|---|
| 3394 | Void TDecCavlc::xParsePredWeightTable( TComSlice* pcSlice, const TComSPS *sps ) |
|---|
| 3395 | { |
|---|
| 3396 | WPScalingParam *wp; |
|---|
| 3397 | const ChromaFormat chFmt = sps->getChromaFormatIdc(); |
|---|
| 3398 | const Int numValidComp = Int(getNumberValidComponents(chFmt)); |
|---|
| 3399 | const Bool bChroma = (chFmt!=CHROMA_400); |
|---|
| 3400 | const SliceType eSliceType = pcSlice->getSliceType(); |
|---|
| 3401 | const Int iNbRef = (eSliceType == B_SLICE ) ? (2) : (1); |
|---|
| 3402 | UInt uiLog2WeightDenomLuma=0, uiLog2WeightDenomChroma=0; |
|---|
| 3403 | UInt uiTotalSignalledWeightFlags = 0; |
|---|
| 3404 | |
|---|
| 3405 | Int iDeltaDenom; |
|---|
| 3406 | // decode delta_luma_log2_weight_denom : |
|---|
| 3407 | READ_UVLC( uiLog2WeightDenomLuma, "luma_log2_weight_denom" ); |
|---|
| 3408 | assert( uiLog2WeightDenomLuma <= 7 ); |
|---|
| 3409 | if( bChroma ) |
|---|
| 3410 | { |
|---|
| 3411 | READ_SVLC( iDeltaDenom, "delta_chroma_log2_weight_denom" ); |
|---|
| 3412 | assert((iDeltaDenom + (Int)uiLog2WeightDenomLuma)>=0); |
|---|
| 3413 | assert((iDeltaDenom + (Int)uiLog2WeightDenomLuma)<=7); |
|---|
| 3414 | uiLog2WeightDenomChroma = (UInt)(iDeltaDenom + uiLog2WeightDenomLuma); |
|---|
| 3415 | } |
|---|
| 3416 | |
|---|
| 3417 | |
|---|
| 3418 | |
|---|
| 3419 | for ( Int iNumRef=0 ; iNumRef<iNbRef ; iNumRef++ ) // loop over l0 and l1 syntax elements |
|---|
| 3420 | { |
|---|
| 3421 | RefPicList eRefPicList = ( iNumRef ? REF_PIC_LIST_1 : REF_PIC_LIST_0 ); |
|---|
| 3422 | for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) |
|---|
| 3423 | { |
|---|
| 3424 | pcSlice->getWpScaling(eRefPicList, iRefIdx, wp); |
|---|
| 3425 | |
|---|
| 3426 | wp[COMPONENT_Y].uiLog2WeightDenom = uiLog2WeightDenomLuma; |
|---|
| 3427 | for(Int j=1; j<numValidComp; j++) |
|---|
| 3428 | { |
|---|
| 3429 | wp[j].uiLog2WeightDenom = uiLog2WeightDenomChroma; |
|---|
| 3430 | } |
|---|
| 3431 | |
|---|
| 3432 | UInt uiCode; |
|---|
| 3433 | READ_FLAG( uiCode, iNumRef==0?"luma_weight_l0_flag[i]":"luma_weight_l1_flag[i]" ); |
|---|
| 3434 | wp[COMPONENT_Y].bPresentFlag = ( uiCode == 1 ); |
|---|
| 3435 | uiTotalSignalledWeightFlags += wp[COMPONENT_Y].bPresentFlag; |
|---|
| 3436 | } |
|---|
| 3437 | if ( bChroma ) |
|---|
| 3438 | { |
|---|
| 3439 | UInt uiCode; |
|---|
| 3440 | for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) |
|---|
| 3441 | { |
|---|
| 3442 | pcSlice->getWpScaling(eRefPicList, iRefIdx, wp); |
|---|
| 3443 | READ_FLAG( uiCode, iNumRef==0?"chroma_weight_l0_flag[i]":"chroma_weight_l1_flag[i]" ); |
|---|
| 3444 | for(Int j=1; j<numValidComp; j++) |
|---|
| 3445 | { |
|---|
| 3446 | wp[j].bPresentFlag = ( uiCode == 1 ); |
|---|
| 3447 | } |
|---|
| 3448 | uiTotalSignalledWeightFlags += 2*wp[COMPONENT_Cb].bPresentFlag; |
|---|
| 3449 | } |
|---|
| 3450 | } |
|---|
| 3451 | for ( Int iRefIdx=0 ; iRefIdx<pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx++ ) |
|---|
| 3452 | { |
|---|
| 3453 | pcSlice->getWpScaling(eRefPicList, iRefIdx, wp); |
|---|
| 3454 | if ( wp[COMPONENT_Y].bPresentFlag ) |
|---|
| 3455 | { |
|---|
| 3456 | Int iDeltaWeight; |
|---|
| 3457 | READ_SVLC( iDeltaWeight, iNumRef==0?"delta_luma_weight_l0[i]":"delta_luma_weight_l1[i]" ); |
|---|
| 3458 | assert( iDeltaWeight >= -128 ); |
|---|
| 3459 | assert( iDeltaWeight <= 127 ); |
|---|
| 3460 | wp[COMPONENT_Y].iWeight = (iDeltaWeight + (1<<wp[COMPONENT_Y].uiLog2WeightDenom)); |
|---|
| 3461 | READ_SVLC( wp[COMPONENT_Y].iOffset, iNumRef==0?"luma_offset_l0[i]":"luma_offset_l1[i]" ); |
|---|
| 3462 | Int range=sps->getSpsRangeExtension().getHighPrecisionOffsetsEnabledFlag() ? (1<<sps->getBitDepth(CHANNEL_TYPE_LUMA))/2 : 128; |
|---|
| 3463 | assert( wp[0].iOffset >= -range ); |
|---|
| 3464 | assert( wp[0].iOffset < range ); |
|---|
| 3465 | } |
|---|
| 3466 | else |
|---|
| 3467 | { |
|---|
| 3468 | wp[COMPONENT_Y].iWeight = (1 << wp[COMPONENT_Y].uiLog2WeightDenom); |
|---|
| 3469 | wp[COMPONENT_Y].iOffset = 0; |
|---|
| 3470 | } |
|---|
| 3471 | if ( bChroma ) |
|---|
| 3472 | { |
|---|
| 3473 | if ( wp[COMPONENT_Cb].bPresentFlag ) |
|---|
| 3474 | { |
|---|
| 3475 | Int range=sps->getSpsRangeExtension().getHighPrecisionOffsetsEnabledFlag() ? (1<<sps->getBitDepth(CHANNEL_TYPE_CHROMA))/2 : 128; |
|---|
| 3476 | for ( Int j=1 ; j<numValidComp ; j++ ) |
|---|
| 3477 | { |
|---|
| 3478 | Int iDeltaWeight; |
|---|
| 3479 | READ_SVLC( iDeltaWeight, iNumRef==0?"delta_chroma_weight_l0[i]":"delta_chroma_weight_l1[i]" ); |
|---|
| 3480 | assert( iDeltaWeight >= -128 ); |
|---|
| 3481 | assert( iDeltaWeight <= 127 ); |
|---|
| 3482 | wp[j].iWeight = (iDeltaWeight + (1<<wp[j].uiLog2WeightDenom)); |
|---|
| 3483 | |
|---|
| 3484 | Int iDeltaChroma; |
|---|
| 3485 | READ_SVLC( iDeltaChroma, iNumRef==0?"delta_chroma_offset_l0[i]":"delta_chroma_offset_l1[i]" ); |
|---|
| 3486 | assert( iDeltaChroma >= -4*range); |
|---|
| 3487 | assert( iDeltaChroma < 4*range); |
|---|
| 3488 | Int pred = ( range - ( ( range*wp[j].iWeight)>>(wp[j].uiLog2WeightDenom) ) ); |
|---|
| 3489 | wp[j].iOffset = Clip3(-range, range-1, (iDeltaChroma + pred) ); |
|---|
| 3490 | } |
|---|
| 3491 | } |
|---|
| 3492 | else |
|---|
| 3493 | { |
|---|
| 3494 | for ( Int j=1 ; j<numValidComp ; j++ ) |
|---|
| 3495 | { |
|---|
| 3496 | wp[j].iWeight = (1 << wp[j].uiLog2WeightDenom); |
|---|
| 3497 | wp[j].iOffset = 0; |
|---|
| 3498 | } |
|---|
| 3499 | } |
|---|
| 3500 | } |
|---|
| 3501 | } |
|---|
| 3502 | |
|---|
| 3503 | for ( Int iRefIdx=pcSlice->getNumRefIdx(eRefPicList) ; iRefIdx<MAX_NUM_REF ; iRefIdx++ ) |
|---|
| 3504 | { |
|---|
| 3505 | pcSlice->getWpScaling(eRefPicList, iRefIdx, wp); |
|---|
| 3506 | |
|---|
| 3507 | wp[0].bPresentFlag = false; |
|---|
| 3508 | wp[1].bPresentFlag = false; |
|---|
| 3509 | wp[2].bPresentFlag = false; |
|---|
| 3510 | } |
|---|
| 3511 | } |
|---|
| 3512 | assert(uiTotalSignalledWeightFlags<=24); |
|---|
| 3513 | } |
|---|
| 3514 | |
|---|
| 3515 | /** decode quantization matrix |
|---|
| 3516 | * \param scalingList quantization matrix information |
|---|
| 3517 | */ |
|---|
| 3518 | Void TDecCavlc::parseScalingList(TComScalingList* scalingList) |
|---|
| 3519 | { |
|---|
| 3520 | UInt code, sizeId, listId; |
|---|
| 3521 | Bool scalingListPredModeFlag; |
|---|
| 3522 | //for each size |
|---|
| 3523 | for(sizeId = 0; sizeId < SCALING_LIST_SIZE_NUM; sizeId++) |
|---|
| 3524 | { |
|---|
| 3525 | for(listId = 0; listId < SCALING_LIST_NUM; listId++) |
|---|
| 3526 | { |
|---|
| 3527 | if ((sizeId==SCALING_LIST_32x32) && (listId%(SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES) != 0)) |
|---|
| 3528 | { |
|---|
| 3529 | Int *src = scalingList->getScalingListAddress(sizeId, listId); |
|---|
| 3530 | const Int size = min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId]); |
|---|
| 3531 | const Int *srcNextSmallerSize = scalingList->getScalingListAddress(sizeId-1, listId); |
|---|
| 3532 | for(Int i=0; i<size; i++) |
|---|
| 3533 | { |
|---|
| 3534 | src[i] = srcNextSmallerSize[i]; |
|---|
| 3535 | } |
|---|
| 3536 | scalingList->setScalingListDC(sizeId,listId,(sizeId > SCALING_LIST_8x8) ? scalingList->getScalingListDC(sizeId-1, listId) : src[0]); |
|---|
| 3537 | } |
|---|
| 3538 | else |
|---|
| 3539 | { |
|---|
| 3540 | READ_FLAG( code, "scaling_list_pred_mode_flag"); |
|---|
| 3541 | scalingListPredModeFlag = (code) ? true : false; |
|---|
| 3542 | scalingList->setScalingListPredModeFlag(sizeId, listId, scalingListPredModeFlag); |
|---|
| 3543 | if(!scalingListPredModeFlag) //Copy Mode |
|---|
| 3544 | { |
|---|
| 3545 | READ_UVLC( code, "scaling_list_pred_matrix_id_delta"); |
|---|
| 3546 | |
|---|
| 3547 | if (sizeId==SCALING_LIST_32x32) |
|---|
| 3548 | { |
|---|
| 3549 | code*=(SCALING_LIST_NUM/NUMBER_OF_PREDICTION_MODES); // Adjust the decoded code for this size, to cope with the missing 32x32 chroma entries. |
|---|
| 3550 | } |
|---|
| 3551 | |
|---|
| 3552 | scalingList->setRefMatrixId (sizeId,listId,(UInt)((Int)(listId)-(code))); |
|---|
| 3553 | if( sizeId > SCALING_LIST_8x8 ) |
|---|
| 3554 | { |
|---|
| 3555 | scalingList->setScalingListDC(sizeId,listId,((listId == scalingList->getRefMatrixId (sizeId,listId))? 16 :scalingList->getScalingListDC(sizeId, scalingList->getRefMatrixId (sizeId,listId)))); |
|---|
| 3556 | } |
|---|
| 3557 | scalingList->processRefMatrix( sizeId, listId, scalingList->getRefMatrixId (sizeId,listId)); |
|---|
| 3558 | |
|---|
| 3559 | } |
|---|
| 3560 | else //DPCM Mode |
|---|
| 3561 | { |
|---|
| 3562 | xDecodeScalingList(scalingList, sizeId, listId); |
|---|
| 3563 | } |
|---|
| 3564 | } |
|---|
| 3565 | } |
|---|
| 3566 | } |
|---|
| 3567 | |
|---|
| 3568 | return; |
|---|
| 3569 | } |
|---|
| 3570 | /** decode DPCM |
|---|
| 3571 | * \param scalingList quantization matrix information |
|---|
| 3572 | * \param sizeId size index |
|---|
| 3573 | * \param listId list index |
|---|
| 3574 | */ |
|---|
| 3575 | Void TDecCavlc::xDecodeScalingList(TComScalingList *scalingList, UInt sizeId, UInt listId) |
|---|
| 3576 | { |
|---|
| 3577 | Int i,coefNum = min(MAX_MATRIX_COEF_NUM,(Int)g_scalingListSize[sizeId]); |
|---|
| 3578 | Int data; |
|---|
| 3579 | Int scalingListDcCoefMinus8 = 0; |
|---|
| 3580 | Int nextCoef = SCALING_LIST_START_VALUE; |
|---|
| 3581 | UInt* scan = g_scanOrder[SCAN_UNGROUPED][SCAN_DIAG][sizeId==0 ? 2 : 3][sizeId==0 ? 2 : 3]; |
|---|
| 3582 | Int *dst = scalingList->getScalingListAddress(sizeId, listId); |
|---|
| 3583 | |
|---|
| 3584 | if( sizeId > SCALING_LIST_8x8 ) |
|---|
| 3585 | { |
|---|
| 3586 | READ_SVLC( scalingListDcCoefMinus8, "scaling_list_dc_coef_minus8"); |
|---|
| 3587 | scalingList->setScalingListDC(sizeId,listId,scalingListDcCoefMinus8 + 8); |
|---|
| 3588 | nextCoef = scalingList->getScalingListDC(sizeId,listId); |
|---|
| 3589 | } |
|---|
| 3590 | |
|---|
| 3591 | for(i = 0; i < coefNum; i++) |
|---|
| 3592 | { |
|---|
| 3593 | READ_SVLC( data, "scaling_list_delta_coef"); |
|---|
| 3594 | nextCoef = (nextCoef + data + 256 ) % 256; |
|---|
| 3595 | dst[scan[i]] = nextCoef; |
|---|
| 3596 | } |
|---|
| 3597 | } |
|---|
| 3598 | |
|---|
| 3599 | Bool TDecCavlc::xMoreRbspData() |
|---|
| 3600 | { |
|---|
| 3601 | Int bitsLeft = m_pcBitstream->getNumBitsLeft(); |
|---|
| 3602 | |
|---|
| 3603 | // if there are more than 8 bits, it cannot be rbsp_trailing_bits |
|---|
| 3604 | if (bitsLeft > 8) |
|---|
| 3605 | { |
|---|
| 3606 | return true; |
|---|
| 3607 | } |
|---|
| 3608 | |
|---|
| 3609 | UChar lastByte = m_pcBitstream->peekBits(bitsLeft); |
|---|
| 3610 | Int cnt = bitsLeft; |
|---|
| 3611 | |
|---|
| 3612 | // remove trailing bits equal to zero |
|---|
| 3613 | while ((cnt>0) && ((lastByte & 1) == 0)) |
|---|
| 3614 | { |
|---|
| 3615 | lastByte >>= 1; |
|---|
| 3616 | cnt--; |
|---|
| 3617 | } |
|---|
| 3618 | // remove bit equal to one |
|---|
| 3619 | cnt--; |
|---|
| 3620 | |
|---|
| 3621 | // we should not have a negative number of bits |
|---|
| 3622 | assert (cnt>=0); |
|---|
| 3623 | |
|---|
| 3624 | // we have more data, if cnt is not zero |
|---|
| 3625 | return (cnt>0); |
|---|
| 3626 | } |
|---|
| 3627 | |
|---|
| 3628 | Void TDecCavlc::parseExplicitRdpcmMode( TComTU& /*rTu*/, ComponentID /*compID*/ ) |
|---|
| 3629 | { |
|---|
| 3630 | assert(0); |
|---|
| 3631 | } |
|---|
| 3632 | //! \} |
|---|
| 3633 | |
|---|