[5] | 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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[56] | 4 | * granted under this license. |
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[5] | 5 | * |
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[872] | 6 | * Copyright (c) 2010-2014, ITU/ISO/IEC |
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[5] | 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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[56] | 17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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[5] | 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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[2] | 34 | /** \file TDecTop.cpp |
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| 35 | \brief decoder class |
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| 36 | */ |
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| 37 | |
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[56] | 38 | #include "NALread.h" |
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[2] | 39 | #include "TDecTop.h" |
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| 40 | |
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[608] | 41 | #if H_MV |
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| 42 | ParameterSetManagerDecoder TDecTop::m_parameterSetManagerDecoder; |
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| 43 | #endif |
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[56] | 44 | //! \ingroup TLibDecoder |
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| 45 | //! \{ |
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[2] | 46 | |
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[608] | 47 | #if H_3D |
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[2] | 48 | CamParsCollector::CamParsCollector() |
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| 49 | : m_bInitialized( false ) |
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| 50 | { |
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[608] | 51 | m_aaiCodedOffset = new Int* [ MAX_NUM_LAYERS ]; |
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| 52 | m_aaiCodedScale = new Int* [ MAX_NUM_LAYERS ]; |
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| 53 | for( UInt uiId = 0; uiId < MAX_NUM_LAYERS; uiId++ ) |
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[2] | 54 | { |
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[608] | 55 | m_aaiCodedOffset [ uiId ] = new Int [ MAX_NUM_LAYERS ]; |
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| 56 | m_aaiCodedScale [ uiId ] = new Int [ MAX_NUM_LAYERS ]; |
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[2] | 57 | } |
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[296] | 58 | |
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[608] | 59 | xCreateLUTs( (UInt)MAX_NUM_LAYERS, (UInt)MAX_NUM_LAYERS, m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT ); |
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[296] | 60 | m_iLog2Precision = LOG2_DISP_PREC_LUT; |
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| 61 | m_uiBitDepthForLUT = 8; // fixed |
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[872] | 62 | m_receivedIdc = NULL; |
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| 63 | m_vps = NULL; |
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[2] | 64 | } |
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| 65 | |
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| 66 | CamParsCollector::~CamParsCollector() |
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| 67 | { |
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[608] | 68 | for( UInt uiId = 0; uiId < MAX_NUM_LAYERS; uiId++ ) |
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[2] | 69 | { |
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| 70 | delete [] m_aaiCodedOffset [ uiId ]; |
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| 71 | delete [] m_aaiCodedScale [ uiId ]; |
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| 72 | } |
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| 73 | delete [] m_aaiCodedOffset; |
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| 74 | delete [] m_aaiCodedScale; |
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[296] | 75 | |
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[608] | 76 | xDeleteArray( m_adBaseViewShiftLUT, MAX_NUM_LAYERS, MAX_NUM_LAYERS, 2 ); |
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| 77 | xDeleteArray( m_aiBaseViewShiftLUT, MAX_NUM_LAYERS, MAX_NUM_LAYERS, 2 ); |
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[872] | 78 | xDeleteArray( m_receivedIdc, m_uiMaxViewIndex + 1 ); |
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[2] | 79 | } |
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| 80 | |
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[872] | 81 | |
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[2] | 82 | Void |
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[872] | 83 | CamParsCollector::init( FILE* pCodedScaleOffsetFile, TComVPS* vps) |
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| 84 | { |
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| 85 | assert( !isInitialized() ); // Only one initialization currently supported |
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| 86 | m_bInitialized = true; |
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| 87 | m_vps = vps; |
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| 88 | m_bCamParsVaryOverTime = false; |
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| 89 | m_pCodedScaleOffsetFile = pCodedScaleOffsetFile; |
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| 90 | m_lastPoc = -1; |
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| 91 | m_firstReceivedPoc = -2; |
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| 92 | |
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| 93 | m_uiMaxViewIndex = -1; |
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| 94 | for (Int i = 0; i <= vps->getMaxLayersMinus1(); i++) |
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| 95 | { |
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| 96 | Int curViewIdx = m_vps->getViewIndex( m_vps->getLayerIdInNuh( i )); |
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| 97 | m_bCamParsVaryOverTime = m_bCamParsVaryOverTime || vps->hasCamParInSliceHeader( curViewIdx ); |
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| 98 | m_uiMaxViewIndex = std::max( m_uiMaxViewIndex, curViewIdx ) ; |
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| 99 | } |
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| 100 | |
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| 101 | assert( m_receivedIdc == NULL ); |
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| 102 | m_receivedIdc = new Int*[ m_uiMaxViewIndex + 1]; |
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| 103 | for (Int i = 0; i <= m_uiMaxViewIndex; i++) |
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| 104 | { |
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| 105 | m_receivedIdc[i] = new Int[ m_uiMaxViewIndex + 1 ]; |
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| 106 | } |
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| 107 | |
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| 108 | xResetReceivedIdc( true ); |
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| 109 | |
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| 110 | for (Int viewIndex = 0; viewIndex <= m_uiMaxViewIndex ; viewIndex++ ) |
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| 111 | { |
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| 112 | if (m_vps->getCamParPresent( viewIndex ) ) |
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| 113 | { |
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| 114 | if( !m_vps->hasCamParInSliceHeader( viewIndex ) ) |
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| 115 | { |
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| 116 | for (Int baseViewIndex = 0; baseViewIndex < viewIndex ; baseViewIndex++ ) |
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| 117 | { |
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| 118 | m_receivedIdc [ baseViewIndex ][ viewIndex ] = -1; |
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| 119 | m_aaiCodedScale [ baseViewIndex ][ viewIndex ] = m_vps->getCodedScale (viewIndex) [ baseViewIndex ]; |
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| 120 | m_aaiCodedOffset[ baseViewIndex ][ viewIndex ] = m_vps->getCodedOffset (viewIndex) [ baseViewIndex ]; |
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| 121 | |
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| 122 | m_receivedIdc [ viewIndex ][ baseViewIndex ] = -1; |
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| 123 | m_aaiCodedScale [ viewIndex ][ baseViewIndex ] = m_vps->getInvCodedScale (viewIndex) [ baseViewIndex ]; |
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| 124 | m_aaiCodedOffset[ viewIndex ][ baseViewIndex ] = m_vps->getInvCodedOffset(viewIndex) [ baseViewIndex ]; |
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| 125 | xInitLUTs( baseViewIndex, viewIndex, m_aaiCodedScale[ baseViewIndex ][ viewIndex ], m_aaiCodedOffset[ baseViewIndex ][ viewIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT ); |
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| 126 | xInitLUTs( viewIndex, baseViewIndex, m_aaiCodedScale[ viewIndex ][ baseViewIndex ], m_aaiCodedOffset[ viewIndex ][ baseViewIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT ); |
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| 127 | } |
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| 128 | } |
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| 129 | } |
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| 130 | } |
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| 131 | } |
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| 132 | |
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| 133 | Void |
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| 134 | CamParsCollector::xResetReceivedIdc( Bool overWriteFlag ) |
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| 135 | { |
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| 136 | for (Int i = 0; i <= m_uiMaxViewIndex; i++) |
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| 137 | { |
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| 138 | for (Int j = 0; j <= m_uiMaxViewIndex; j++) |
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| 139 | { |
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| 140 | if ( overWriteFlag || ( m_receivedIdc[i][j] != -1 ) ) |
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| 141 | { |
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| 142 | m_receivedIdc[i][j] = 0; |
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| 143 | } |
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| 144 | } |
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| 145 | } |
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| 146 | } |
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[2] | 147 | |
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[872] | 148 | |
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[2] | 149 | Void |
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[296] | 150 | CamParsCollector::xCreateLUTs( UInt uiNumberSourceViews, UInt uiNumberTargetViews, Double****& radLUT, Int****& raiLUT) |
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| 151 | { |
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| 152 | |
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[608] | 153 | uiNumberSourceViews = std::max( (UInt) 1, uiNumberSourceViews ); |
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| 154 | uiNumberTargetViews = std::max( (UInt) 1, uiNumberTargetViews ); |
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[296] | 155 | |
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| 156 | radLUT = new Double***[ uiNumberSourceViews ]; |
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| 157 | raiLUT = new Int ***[ uiNumberSourceViews ]; |
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| 158 | |
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| 159 | for( UInt uiSourceView = 0; uiSourceView < uiNumberSourceViews; uiSourceView++ ) |
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| 160 | { |
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| 161 | radLUT [ uiSourceView ] = new Double**[ uiNumberTargetViews ]; |
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| 162 | raiLUT [ uiSourceView ] = new Int **[ uiNumberTargetViews ]; |
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| 163 | |
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| 164 | for( UInt uiTargetView = 0; uiTargetView < uiNumberTargetViews; uiTargetView++ ) |
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| 165 | { |
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| 166 | radLUT [ uiSourceView ][ uiTargetView ] = new Double*[ 2 ]; |
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| 167 | radLUT [ uiSourceView ][ uiTargetView ][ 0 ] = new Double [ 257 ]; |
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| 168 | radLUT [ uiSourceView ][ uiTargetView ][ 1 ] = new Double [ 257 ]; |
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| 169 | |
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| 170 | raiLUT [ uiSourceView ][ uiTargetView ] = new Int* [ 2 ]; |
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| 171 | raiLUT [ uiSourceView ][ uiTargetView ][ 0 ] = new Int [ 257 ]; |
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| 172 | raiLUT [ uiSourceView ][ uiTargetView ][ 1 ] = new Int [ 257 ]; |
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| 173 | } |
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| 174 | } |
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| 175 | } |
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| 176 | |
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| 177 | Void |
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| 178 | CamParsCollector::xInitLUTs( UInt uiSourceView, UInt uiTargetView, Int iScale, Int iOffset, Double****& radLUT, Int****& raiLUT) |
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| 179 | { |
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[872] | 180 | Int iLog2DivLuma = m_uiBitDepthForLUT + m_vps->getCamParPrecision() + 1 - m_iLog2Precision; AOF( iLog2DivLuma > 0 ); |
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[296] | 181 | Int iLog2DivChroma = iLog2DivLuma + 1; |
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| 182 | |
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| 183 | iOffset <<= m_uiBitDepthForLUT; |
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| 184 | |
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| 185 | Double dScale = (Double) iScale / (( Double ) ( 1 << iLog2DivLuma )); |
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| 186 | Double dOffset = (Double) iOffset / (( Double ) ( 1 << iLog2DivLuma )); |
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| 187 | |
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| 188 | // offsets including rounding offsets |
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| 189 | Int64 iOffsetLuma = iOffset + ( ( 1 << iLog2DivLuma ) >> 1 ); |
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| 190 | Int64 iOffsetChroma = iOffset + ( ( 1 << iLog2DivChroma ) >> 1 ); |
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| 191 | |
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| 192 | |
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| 193 | for( UInt uiDepthValue = 0; uiDepthValue < 256; uiDepthValue++ ) |
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| 194 | { |
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| 195 | |
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| 196 | // real-valued look-up tables |
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| 197 | Double dShiftLuma = ( (Double)uiDepthValue * dScale + dOffset ) * Double( 1 << m_iLog2Precision ); |
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| 198 | Double dShiftChroma = dShiftLuma / 2; |
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| 199 | radLUT[ uiSourceView ][ uiTargetView ][ 0 ][ uiDepthValue ] = dShiftLuma; |
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| 200 | radLUT[ uiSourceView ][ uiTargetView ][ 1 ][ uiDepthValue ] = dShiftChroma; |
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| 201 | |
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| 202 | // integer-valued look-up tables |
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| 203 | Int64 iTempScale = (Int64)uiDepthValue * iScale; |
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| 204 | Int64 iShiftLuma = ( iTempScale + iOffsetLuma ) >> iLog2DivLuma; |
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| 205 | Int64 iShiftChroma = ( iTempScale + iOffsetChroma ) >> iLog2DivChroma; |
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| 206 | raiLUT[ uiSourceView ][ uiTargetView ][ 0 ][ uiDepthValue ] = (Int)iShiftLuma; |
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| 207 | raiLUT[ uiSourceView ][ uiTargetView ][ 1 ][ uiDepthValue ] = (Int)iShiftChroma; |
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| 208 | } |
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| 209 | |
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| 210 | radLUT[ uiSourceView ][ uiTargetView ][ 0 ][ 256 ] = radLUT[ uiSourceView ][ uiTargetView ][ 0 ][ 255 ]; |
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| 211 | radLUT[ uiSourceView ][ uiTargetView ][ 1 ][ 256 ] = radLUT[ uiSourceView ][ uiTargetView ][ 1 ][ 255 ]; |
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| 212 | raiLUT[ uiSourceView ][ uiTargetView ][ 0 ][ 256 ] = raiLUT[ uiSourceView ][ uiTargetView ][ 0 ][ 255 ]; |
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| 213 | raiLUT[ uiSourceView ][ uiTargetView ][ 1 ][ 256 ] = raiLUT[ uiSourceView ][ uiTargetView ][ 1 ][ 255 ]; |
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| 214 | } |
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| 215 | |
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| 216 | Void |
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[2] | 217 | CamParsCollector::uninit() |
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| 218 | { |
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| 219 | m_bInitialized = false; |
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| 220 | } |
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| 221 | |
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| 222 | Void |
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| 223 | CamParsCollector::setSlice( TComSlice* pcSlice ) |
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| 224 | { |
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| 225 | if( pcSlice == 0 ) |
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| 226 | { |
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[872] | 227 | xOutput( m_lastPoc ); |
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| 228 | return; |
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| 229 | } |
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| 230 | |
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| 231 | if ( pcSlice->getIsDepth()) |
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| 232 | { |
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| 233 | return; |
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| 234 | } |
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| 235 | |
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| 236 | Int curPoc = pcSlice->getPOC(); |
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| 237 | if( m_firstReceivedPoc == -2 ) |
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| 238 | { |
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| 239 | m_firstReceivedPoc = curPoc; |
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| 240 | } |
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| 241 | |
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| 242 | Bool newPocFlag = ( m_lastPoc != curPoc ); |
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| 243 | |
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| 244 | if ( newPocFlag ) |
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| 245 | { |
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| 246 | if( m_lastPoc != -1 ) |
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| 247 | { |
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| 248 | xOutput( m_lastPoc ); |
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| 249 | } |
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| 250 | |
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| 251 | xResetReceivedIdc( false ); |
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| 252 | m_lastPoc = pcSlice->getPOC(); |
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| 253 | } |
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| 254 | |
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| 255 | UInt uiViewIndex = pcSlice->getViewIndex(); |
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| 256 | if( m_vps->getCamParPresent( uiViewIndex ) ) |
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| 257 | { |
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| 258 | if( m_vps->hasCamParInSliceHeader( uiViewIndex ) ) // check consistency of slice parameters here |
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| 259 | { |
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| 260 | for( UInt uiBaseViewIndex = 0; uiBaseViewIndex < uiViewIndex; uiBaseViewIndex++ ) |
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| 261 | { |
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| 262 | if ( m_receivedIdc[ uiViewIndex ][ uiBaseViewIndex ] != 0 ) |
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| 263 | { |
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| 264 | AOF( m_aaiCodedScale [ uiViewIndex ][ uiBaseViewIndex ] == pcSlice->getInvCodedScale () [ uiBaseViewIndex ] ); |
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| 265 | AOF( m_aaiCodedOffset[ uiViewIndex ][ uiBaseViewIndex ] == pcSlice->getInvCodedOffset() [ uiBaseViewIndex ] ); |
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| 266 | } |
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| 267 | else |
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| 268 | { |
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| 269 | m_receivedIdc [ uiViewIndex ][ uiBaseViewIndex ] = 1; |
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| 270 | m_aaiCodedScale [ uiViewIndex ][ uiBaseViewIndex ] = pcSlice->getInvCodedScale () [ uiBaseViewIndex ]; |
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| 271 | m_aaiCodedOffset[ uiViewIndex ][ uiBaseViewIndex ] = pcSlice->getInvCodedOffset() [ uiBaseViewIndex ]; |
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| 272 | xInitLUTs( uiViewIndex, uiBaseViewIndex, m_aaiCodedScale[ uiViewIndex ][ uiBaseViewIndex ], m_aaiCodedOffset[ uiViewIndex ][ uiBaseViewIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT); |
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| 273 | } |
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| 274 | if ( m_receivedIdc[ uiBaseViewIndex ][ uiViewIndex ] != 0 ) |
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| 275 | { |
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| 276 | AOF( m_aaiCodedScale [ uiBaseViewIndex ][ uiViewIndex ] == pcSlice->getCodedScale () [ uiBaseViewIndex ] ); |
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| 277 | AOF( m_aaiCodedOffset[ uiBaseViewIndex ][ uiViewIndex ] == pcSlice->getCodedOffset () [ uiBaseViewIndex ] ); |
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| 278 | } |
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| 279 | else |
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| 280 | { |
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| 281 | m_receivedIdc [ uiBaseViewIndex ][ uiViewIndex ] = 1; |
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| 282 | m_aaiCodedScale [ uiBaseViewIndex ][ uiViewIndex ] = pcSlice->getCodedScale () [ uiBaseViewIndex ]; |
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| 283 | m_aaiCodedOffset[ uiBaseViewIndex ][ uiViewIndex ] = pcSlice->getCodedOffset () [ uiBaseViewIndex ]; |
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| 284 | xInitLUTs( uiBaseViewIndex, uiViewIndex, m_aaiCodedScale[ uiBaseViewIndex ][ uiViewIndex ], m_aaiCodedOffset[ uiBaseViewIndex ][ uiViewIndex ], m_adBaseViewShiftLUT, m_aiBaseViewShiftLUT); |
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| 285 | } |
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| 286 | } |
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| 287 | } |
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| 288 | } |
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| 289 | } |
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| 290 | |
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| 291 | |
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[773] | 292 | #if H_3D_IV_MERGE |
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[724] | 293 | Void |
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| 294 | CamParsCollector::copyCamParamForSlice( TComSlice* pcSlice ) |
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| 295 | { |
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| 296 | if( m_bCamParsVaryOverTime ) |
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| 297 | { |
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| 298 | pcSlice->setCamparaSlice( m_aaiCodedScale, m_aaiCodedOffset ); |
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| 299 | } |
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| 300 | } |
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| 301 | #endif |
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| 302 | |
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[2] | 303 | |
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| 304 | Void |
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| 305 | CamParsCollector::xOutput( Int iPOC ) |
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| 306 | { |
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| 307 | if( m_pCodedScaleOffsetFile ) |
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| 308 | { |
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[872] | 309 | if( iPOC == m_firstReceivedPoc ) |
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[2] | 310 | { |
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[608] | 311 | fprintf( m_pCodedScaleOffsetFile, "# ViewIndex ViewId\n" ); |
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[2] | 312 | fprintf( m_pCodedScaleOffsetFile, "#----------- ------------\n" ); |
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[608] | 313 | for( UInt uiViewIndex = 0; uiViewIndex <= m_uiMaxViewIndex; uiViewIndex++ ) |
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[2] | 314 | { |
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[872] | 315 | fprintf( m_pCodedScaleOffsetFile, "%12d %12d\n", uiViewIndex, m_vps->getViewIdVal( uiViewIndex ) ); |
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[2] | 316 | } |
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| 317 | fprintf( m_pCodedScaleOffsetFile, "\n\n"); |
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| 318 | fprintf( m_pCodedScaleOffsetFile, "# StartFrame EndFrame TargetView BaseView CodedScale CodedOffset Precision\n" ); |
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| 319 | fprintf( m_pCodedScaleOffsetFile, "#----------- ------------ ------------ ------------ ------------ ------------ ------------\n" ); |
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| 320 | } |
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[872] | 321 | if( iPOC == m_firstReceivedPoc || m_bCamParsVaryOverTime ) |
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[2] | 322 | { |
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| 323 | Int iS = iPOC; |
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| 324 | Int iE = ( m_bCamParsVaryOverTime ? iPOC : ~( 1 << 31 ) ); |
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[608] | 325 | for( UInt uiViewIndex = 0; uiViewIndex <= m_uiMaxViewIndex; uiViewIndex++ ) |
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[2] | 326 | { |
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[608] | 327 | for( UInt uiBaseIndex = 0; uiBaseIndex <= m_uiMaxViewIndex; uiBaseIndex++ ) |
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[2] | 328 | { |
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[608] | 329 | if( uiViewIndex != uiBaseIndex ) |
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[2] | 330 | { |
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[872] | 331 | if ( m_receivedIdc[uiBaseIndex][uiViewIndex] != 0 ) |
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| 332 | { |
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| 333 | fprintf( m_pCodedScaleOffsetFile, "%12d %12d %12d %12d %12d %12d %12d\n", |
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| 334 | iS, iE, uiViewIndex, uiBaseIndex, m_aaiCodedScale[ uiBaseIndex ][ uiViewIndex ], m_aaiCodedOffset[ uiBaseIndex ][ uiViewIndex ], m_vps->getCamParPrecision() ); |
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| 335 | } |
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[2] | 336 | } |
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| 337 | } |
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| 338 | } |
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| 339 | } |
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| 340 | } |
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| 341 | } |
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[608] | 342 | #endif |
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[2] | 343 | TDecTop::TDecTop() |
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| 344 | { |
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[56] | 345 | m_pcPic = 0; |
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[2] | 346 | m_iMaxRefPicNum = 0; |
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| 347 | #if ENC_DEC_TRACE |
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[608] | 348 | #if H_MV |
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| 349 | if ( g_hTrace == NULL ) |
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| 350 | { |
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| 351 | #endif |
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| 352 | g_hTrace = fopen( "TraceDec.txt", "wb" ); |
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[2] | 353 | g_bJustDoIt = g_bEncDecTraceDisable; |
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| 354 | g_nSymbolCounter = 0; |
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[608] | 355 | #if H_MV |
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| 356 | } |
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[2] | 357 | #endif |
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[608] | 358 | #endif |
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[655] | 359 | m_associatedIRAPType = NAL_UNIT_INVALID; |
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[56] | 360 | m_pocCRA = 0; |
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[608] | 361 | m_pocRandomAccess = MAX_INT; |
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[56] | 362 | m_prevPOC = MAX_INT; |
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[2] | 363 | m_bFirstSliceInPicture = true; |
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| 364 | m_bFirstSliceInSequence = true; |
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[655] | 365 | m_prevSliceSkipped = false; |
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| 366 | m_skippedPOC = 0; |
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[964] | 367 | #if SETTING_NO_OUT_PIC_PRIOR |
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| 368 | m_bFirstSliceInBitstream = true; |
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| 369 | m_lastPOCNoOutputPriorPics = -1; |
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| 370 | m_craNoRaslOutputFlag = false; |
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| 371 | m_isNoOutputPriorPics = false; |
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| 372 | #endif |
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[973] | 373 | #if H_MV |
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[964] | 374 | m_isLastNALWasEos = false; |
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[608] | 375 | m_layerId = 0; |
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| 376 | m_viewId = 0; |
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| 377 | #if H_3D |
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| 378 | m_viewIndex = 0; |
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| 379 | m_isDepth = false; |
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[57] | 380 | m_pcCamParsCollector = 0; |
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[210] | 381 | #endif |
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[973] | 382 | #if H_MV |
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[964] | 383 | m_targetOptLayerSetIdx = -1; |
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[608] | 384 | #endif |
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[964] | 385 | #endif |
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[2] | 386 | } |
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| 387 | |
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| 388 | TDecTop::~TDecTop() |
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| 389 | { |
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| 390 | #if ENC_DEC_TRACE |
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[608] | 391 | fclose( g_hTrace ); |
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[2] | 392 | #endif |
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| 393 | } |
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| 394 | |
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| 395 | Void TDecTop::create() |
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| 396 | { |
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| 397 | m_cGopDecoder.create(); |
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| 398 | m_apcSlicePilot = new TComSlice; |
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[608] | 399 | m_uiSliceIdx = 0; |
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[2] | 400 | } |
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| 401 | |
---|
| 402 | Void TDecTop::destroy() |
---|
| 403 | { |
---|
| 404 | m_cGopDecoder.destroy(); |
---|
[56] | 405 | |
---|
[2] | 406 | delete m_apcSlicePilot; |
---|
| 407 | m_apcSlicePilot = NULL; |
---|
[56] | 408 | |
---|
[2] | 409 | m_cSliceDecoder.destroy(); |
---|
| 410 | } |
---|
| 411 | |
---|
[608] | 412 | Void TDecTop::init() |
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[2] | 413 | { |
---|
| 414 | // initialize ROM |
---|
[608] | 415 | #if !H_MV |
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[56] | 416 | initROM(); |
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[5] | 417 | #endif |
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[608] | 418 | m_cGopDecoder.init( &m_cEntropyDecoder, &m_cSbacDecoder, &m_cBinCABAC, &m_cCavlcDecoder, &m_cSliceDecoder, &m_cLoopFilter, &m_cSAO ); |
---|
[2] | 419 | m_cSliceDecoder.init( &m_cEntropyDecoder, &m_cCuDecoder ); |
---|
| 420 | m_cEntropyDecoder.init(&m_cPrediction); |
---|
| 421 | } |
---|
| 422 | |
---|
| 423 | Void TDecTop::deletePicBuffer ( ) |
---|
| 424 | { |
---|
| 425 | TComList<TComPic*>::iterator iterPic = m_cListPic.begin(); |
---|
| 426 | Int iSize = Int( m_cListPic.size() ); |
---|
[56] | 427 | |
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[2] | 428 | for (Int i = 0; i < iSize; i++ ) |
---|
| 429 | { |
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[608] | 430 | TComPic* pcPic = *(iterPic++); |
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| 431 | #if H_MV |
---|
| 432 | if( pcPic ) |
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[56] | 433 | { |
---|
[608] | 434 | #endif |
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| 435 | pcPic->destroy(); |
---|
[56] | 436 | |
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[608] | 437 | delete pcPic; |
---|
| 438 | pcPic = NULL; |
---|
| 439 | #if H_MV |
---|
[56] | 440 | } |
---|
[608] | 441 | #endif |
---|
[2] | 442 | } |
---|
[56] | 443 | |
---|
[2] | 444 | m_cSAO.destroy(); |
---|
[56] | 445 | |
---|
[2] | 446 | m_cLoopFilter. destroy(); |
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[56] | 447 | |
---|
[608] | 448 | #if !H_MV |
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[2] | 449 | // destroy ROM |
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[608] | 450 | destroyROM(); |
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| 451 | #endif |
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[2] | 452 | } |
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| 453 | |
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[608] | 454 | Void TDecTop::xGetNewPicBuffer ( TComSlice* pcSlice, TComPic*& rpcPic ) |
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[56] | 455 | { |
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[608] | 456 | Int numReorderPics[MAX_TLAYER]; |
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| 457 | Window &conformanceWindow = pcSlice->getSPS()->getConformanceWindow(); |
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| 458 | Window defaultDisplayWindow = pcSlice->getSPS()->getVuiParametersPresentFlag() ? pcSlice->getSPS()->getVuiParameters()->getDefaultDisplayWindow() : Window(); |
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[56] | 459 | |
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[622] | 460 | #if H_MV |
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| 461 | assert( conformanceWindow .getScaledFlag() ); |
---|
| 462 | assert( defaultDisplayWindow.getScaledFlag() ); |
---|
| 463 | #endif |
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[608] | 464 | for( Int temporalLayer=0; temporalLayer < MAX_TLAYER; temporalLayer++) |
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[56] | 465 | { |
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[884] | 466 | #if H_MV |
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[872] | 467 | numReorderPics[temporalLayer] = ( getLayerId() == 0 ) ? pcSlice->getSPS()->getNumReorderPics(temporalLayer) : pcSlice->getVPS()->getNumReorderPics(temporalLayer); |
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| 468 | #else |
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[608] | 469 | numReorderPics[temporalLayer] = pcSlice->getSPS()->getNumReorderPics(temporalLayer); |
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[872] | 470 | #endif |
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[56] | 471 | } |
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[884] | 472 | #if H_MV |
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[872] | 473 | if ( getLayerId() == 0 ) |
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| 474 | { |
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| 475 | m_iMaxRefPicNum = pcSlice->getSPS()->getMaxDecPicBuffering(pcSlice->getTLayer()); |
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| 476 | } |
---|
| 477 | else |
---|
| 478 | { |
---|
| 479 | m_iMaxRefPicNum = pcSlice->getVPS()->getMaxDecPicBuffering(pcSlice->getTLayer()); |
---|
| 480 | #if H_MV_HLS7_GEN |
---|
| 481 | TComVPS* vps = pcSlice->getVPS(); |
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| 482 | TComDpbSize* dpbSize = vps->getDpbSize(); |
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[964] | 483 | Int lsIdx = vps->olsIdxToLsIdx( getTargetOutputLayerSetIdx()); // Is this correct, seems to be missing in spec? |
---|
[872] | 484 | Int layerIdx = vps->getIdxInLayerSet ( lsIdx, getLayerId() ); |
---|
| 485 | Int subDpbIdx = dpbSize->getSubDpbAssigned( lsIdx, layerIdx ); |
---|
| 486 | m_iMaxRefPicNum = dpbSize->getMaxVpsDecPicBufferingMinus1(getTargetOutputLayerSetIdx(), subDpbIdx , vps->getSubLayersVpsMaxMinus1( vps->getLayerIdInVps( getLayerId() ) ) + 1 ) + 1 ; |
---|
| 487 | #endif |
---|
| 488 | } |
---|
| 489 | #else |
---|
[608] | 490 | m_iMaxRefPicNum = pcSlice->getSPS()->getMaxDecPicBuffering(pcSlice->getTLayer()); // m_uiMaxDecPicBuffering has the space for the picture currently being decoded |
---|
[872] | 491 | #endif |
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[2] | 492 | if (m_cListPic.size() < (UInt)m_iMaxRefPicNum) |
---|
| 493 | { |
---|
[56] | 494 | rpcPic = new TComPic(); |
---|
| 495 | |
---|
[608] | 496 | rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, |
---|
| 497 | conformanceWindow, defaultDisplayWindow, numReorderPics, true); |
---|
[2] | 498 | m_cListPic.pushBack( rpcPic ); |
---|
[56] | 499 | |
---|
[2] | 500 | return; |
---|
| 501 | } |
---|
[56] | 502 | |
---|
[2] | 503 | Bool bBufferIsAvailable = false; |
---|
| 504 | TComList<TComPic*>::iterator iterPic = m_cListPic.begin(); |
---|
| 505 | while (iterPic != m_cListPic.end()) |
---|
| 506 | { |
---|
| 507 | rpcPic = *(iterPic++); |
---|
[56] | 508 | if ( rpcPic->getReconMark() == false && rpcPic->getOutputMark() == false) |
---|
[2] | 509 | { |
---|
[56] | 510 | rpcPic->setOutputMark(false); |
---|
[973] | 511 | #if H_MV |
---|
[964] | 512 | rpcPic->setPicOutputFlag(false); |
---|
| 513 | #endif |
---|
[2] | 514 | bBufferIsAvailable = true; |
---|
| 515 | break; |
---|
| 516 | } |
---|
[56] | 517 | |
---|
| 518 | if ( rpcPic->getSlice( 0 )->isReferenced() == false && rpcPic->getOutputMark() == false) |
---|
| 519 | { |
---|
| 520 | rpcPic->setOutputMark(false); |
---|
[973] | 521 | #if H_MV |
---|
[964] | 522 | rpcPic->setPicOutputFlag(false); |
---|
| 523 | #endif |
---|
[56] | 524 | rpcPic->setReconMark( false ); |
---|
| 525 | rpcPic->getPicYuvRec()->setBorderExtension( false ); |
---|
| 526 | bBufferIsAvailable = true; |
---|
| 527 | break; |
---|
| 528 | } |
---|
[2] | 529 | } |
---|
[56] | 530 | |
---|
[2] | 531 | if ( !bBufferIsAvailable ) |
---|
| 532 | { |
---|
[56] | 533 | //There is no room for this picture, either because of faulty encoder or dropped NAL. Extend the buffer. |
---|
| 534 | m_iMaxRefPicNum++; |
---|
| 535 | rpcPic = new TComPic(); |
---|
| 536 | m_cListPic.pushBack( rpcPic ); |
---|
[2] | 537 | } |
---|
[608] | 538 | rpcPic->destroy(); |
---|
| 539 | rpcPic->create ( pcSlice->getSPS()->getPicWidthInLumaSamples(), pcSlice->getSPS()->getPicHeightInLumaSamples(), g_uiMaxCUWidth, g_uiMaxCUHeight, g_uiMaxCUDepth, |
---|
| 540 | conformanceWindow, defaultDisplayWindow, numReorderPics, true); |
---|
[2] | 541 | } |
---|
| 542 | |
---|
[608] | 543 | #if H_MV |
---|
| 544 | Void TDecTop::endPicDecoding(Int& poc, TComList<TComPic*>*& rpcListPic, std::vector<Int>& targetDecLayerIdSet ) |
---|
| 545 | #else |
---|
| 546 | Void TDecTop::executeLoopFilters(Int& poc, TComList<TComPic*>*& rpcListPic) |
---|
| 547 | #endif |
---|
[56] | 548 | { |
---|
| 549 | if (!m_pcPic) |
---|
| 550 | { |
---|
| 551 | /* nothing to deblock */ |
---|
| 552 | return; |
---|
| 553 | } |
---|
| 554 | |
---|
| 555 | TComPic*& pcPic = m_pcPic; |
---|
[2] | 556 | |
---|
[608] | 557 | // Execute Deblock + Cleanup |
---|
[56] | 558 | |
---|
[608] | 559 | m_cGopDecoder.filterPicture(pcPic); |
---|
[56] | 560 | |
---|
| 561 | TComSlice::sortPicList( m_cListPic ); // sorting for application output |
---|
[608] | 562 | poc = pcPic->getSlice(m_uiSliceIdx-1)->getPOC(); |
---|
[56] | 563 | rpcListPic = &m_cListPic; |
---|
| 564 | m_cCuDecoder.destroy(); |
---|
[608] | 565 | #if H_MV |
---|
[622] | 566 | TComSlice::markIvRefPicsAsShortTerm( m_refPicSetInterLayer0, m_refPicSetInterLayer1 ); |
---|
[608] | 567 | TComSlice::markCurrPic( pcPic ); |
---|
| 568 | #endif |
---|
[56] | 569 | m_bFirstSliceInPicture = true; |
---|
| 570 | |
---|
| 571 | return; |
---|
| 572 | } |
---|
| 573 | |
---|
[964] | 574 | #if SETTING_NO_OUT_PIC_PRIOR |
---|
| 575 | Void TDecTop::checkNoOutputPriorPics (TComList<TComPic*>*& rpcListPic) |
---|
| 576 | { |
---|
| 577 | if (!rpcListPic || !m_isNoOutputPriorPics) return; |
---|
| 578 | |
---|
| 579 | TComList<TComPic*>::iterator iterPic = rpcListPic->begin(); |
---|
| 580 | |
---|
| 581 | while (iterPic != rpcListPic->end()) |
---|
| 582 | { |
---|
| 583 | TComPic*& pcPicTmp = *(iterPic++); |
---|
| 584 | if (m_lastPOCNoOutputPriorPics != pcPicTmp->getPOC()) |
---|
| 585 | { |
---|
| 586 | pcPicTmp->setOutputMark(false); |
---|
[973] | 587 | #if H_MV |
---|
[964] | 588 | pcPicTmp->setPicOutputFlag(false); |
---|
| 589 | #endif |
---|
| 590 | } |
---|
| 591 | } |
---|
| 592 | } |
---|
| 593 | #endif |
---|
| 594 | |
---|
[56] | 595 | Void TDecTop::xCreateLostPicture(Int iLostPoc) |
---|
[2] | 596 | { |
---|
[56] | 597 | printf("\ninserting lost poc : %d\n",iLostPoc); |
---|
| 598 | TComSlice cFillSlice; |
---|
| 599 | cFillSlice.setSPS( m_parameterSetManagerDecoder.getFirstSPS() ); |
---|
| 600 | cFillSlice.setPPS( m_parameterSetManagerDecoder.getFirstPPS() ); |
---|
| 601 | cFillSlice.initSlice(); |
---|
| 602 | TComPic *cFillPic; |
---|
| 603 | xGetNewPicBuffer(&cFillSlice,cFillPic); |
---|
| 604 | cFillPic->getSlice(0)->setSPS( m_parameterSetManagerDecoder.getFirstSPS() ); |
---|
| 605 | cFillPic->getSlice(0)->setPPS( m_parameterSetManagerDecoder.getFirstPPS() ); |
---|
| 606 | cFillPic->getSlice(0)->initSlice(); |
---|
| 607 | |
---|
| 608 | TComList<TComPic*>::iterator iterPic = m_cListPic.begin(); |
---|
| 609 | Int closestPoc = 1000000; |
---|
| 610 | while ( iterPic != m_cListPic.end()) |
---|
[2] | 611 | { |
---|
[56] | 612 | TComPic * rpcPic = *(iterPic++); |
---|
| 613 | if(abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc)<closestPoc&&abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc)!=0&&rpcPic->getPicSym()->getSlice(0)->getPOC()!=m_apcSlicePilot->getPOC()) |
---|
[2] | 614 | { |
---|
[56] | 615 | closestPoc=abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc); |
---|
| 616 | } |
---|
| 617 | } |
---|
| 618 | iterPic = m_cListPic.begin(); |
---|
| 619 | while ( iterPic != m_cListPic.end()) |
---|
| 620 | { |
---|
| 621 | TComPic *rpcPic = *(iterPic++); |
---|
| 622 | if(abs(rpcPic->getPicSym()->getSlice(0)->getPOC() -iLostPoc)==closestPoc&&rpcPic->getPicSym()->getSlice(0)->getPOC()!=m_apcSlicePilot->getPOC()) |
---|
| 623 | { |
---|
| 624 | printf("copying picture %d to %d (%d)\n",rpcPic->getPicSym()->getSlice(0)->getPOC() ,iLostPoc,m_apcSlicePilot->getPOC()); |
---|
| 625 | rpcPic->getPicYuvRec()->copyToPic(cFillPic->getPicYuvRec()); |
---|
[2] | 626 | break; |
---|
| 627 | } |
---|
| 628 | } |
---|
[56] | 629 | cFillPic->setCurrSliceIdx(0); |
---|
| 630 | for(Int i=0; i<cFillPic->getNumCUsInFrame(); i++) |
---|
[2] | 631 | { |
---|
[56] | 632 | cFillPic->getCU(i)->initCU(cFillPic,i); |
---|
[2] | 633 | } |
---|
[56] | 634 | cFillPic->getSlice(0)->setReferenced(true); |
---|
| 635 | cFillPic->getSlice(0)->setPOC(iLostPoc); |
---|
| 636 | cFillPic->setReconMark(true); |
---|
| 637 | cFillPic->setOutputMark(true); |
---|
| 638 | if(m_pocRandomAccess == MAX_INT) |
---|
| 639 | { |
---|
| 640 | m_pocRandomAccess = iLostPoc; |
---|
| 641 | } |
---|
[2] | 642 | } |
---|
| 643 | |
---|
[56] | 644 | |
---|
| 645 | Void TDecTop::xActivateParameterSets() |
---|
[2] | 646 | { |
---|
[56] | 647 | m_parameterSetManagerDecoder.applyPrefetchedPS(); |
---|
[608] | 648 | |
---|
[56] | 649 | TComPPS *pps = m_parameterSetManagerDecoder.getPPS(m_apcSlicePilot->getPPSId()); |
---|
| 650 | assert (pps != 0); |
---|
| 651 | |
---|
| 652 | TComSPS *sps = m_parameterSetManagerDecoder.getSPS(pps->getSPSId()); |
---|
| 653 | assert (sps != 0); |
---|
[608] | 654 | |
---|
[622] | 655 | #if H_MV |
---|
| 656 | TComVPS* vps = m_parameterSetManagerDecoder.getVPS(sps->getVPSId()); |
---|
| 657 | assert (vps != 0); |
---|
[964] | 658 | if (!m_parameterSetManagerDecoder.activatePPS(m_apcSlicePilot->getPPSId(),m_apcSlicePilot->isIRAP(), m_layerId ) ) |
---|
[622] | 659 | #else |
---|
[608] | 660 | if (false == m_parameterSetManagerDecoder.activatePPS(m_apcSlicePilot->getPPSId(),m_apcSlicePilot->isIRAP())) |
---|
[622] | 661 | #endif |
---|
[608] | 662 | { |
---|
| 663 | printf ("Parameter set activation failed!"); |
---|
| 664 | assert (0); |
---|
| 665 | } |
---|
| 666 | |
---|
[973] | 667 | #if H_MV |
---|
[964] | 668 | sps->inferSpsMaxDecPicBufferingMinus1( vps, m_targetOptLayerSetIdx, getLayerId(), false ); |
---|
| 669 | vps->inferDbpSizeLayerSetZero( sps, false ); |
---|
| 670 | // When the value of vps_num_rep_formats_minus1 in the active VPS is equal to 0 |
---|
| 671 | if ( vps->getVpsNumRepFormatsMinus1() == 0 ) |
---|
| 672 | { |
---|
| 673 | //, it is a requirement of bitstream conformance that the value of update_rep_format_flag shall be equal to 0. |
---|
| 674 | assert( sps->getUpdateRepFormatFlag() == false ); |
---|
| 675 | } |
---|
| 676 | sps->checkRpsMaxNumPics( vps, getLayerId() ); |
---|
| 677 | if( m_layerId > 0 ) |
---|
| 678 | { |
---|
| 679 | sps->setTemporalIdNestingFlag( (sps->getMaxTLayers() > 1) ? vps->getTemporalNestingFlag() : true ); |
---|
| 680 | } |
---|
| 681 | #endif |
---|
| 682 | |
---|
[608] | 683 | if( pps->getDependentSliceSegmentsEnabledFlag() ) |
---|
| 684 | { |
---|
| 685 | Int NumCtx = pps->getEntropyCodingSyncEnabledFlag()?2:1; |
---|
| 686 | |
---|
| 687 | if (m_cSliceDecoder.getCtxMemSize() != NumCtx) |
---|
| 688 | { |
---|
| 689 | m_cSliceDecoder.initCtxMem(NumCtx); |
---|
| 690 | for ( UInt st = 0; st < NumCtx; st++ ) |
---|
| 691 | { |
---|
| 692 | TDecSbac* ctx = NULL; |
---|
| 693 | ctx = new TDecSbac; |
---|
| 694 | ctx->init( &m_cBinCABAC ); |
---|
| 695 | m_cSliceDecoder.setCtxMem( ctx, st ); |
---|
| 696 | } |
---|
| 697 | } |
---|
| 698 | } |
---|
| 699 | |
---|
[56] | 700 | m_apcSlicePilot->setPPS(pps); |
---|
| 701 | m_apcSlicePilot->setSPS(sps); |
---|
[608] | 702 | #if H_MV |
---|
[622] | 703 | m_apcSlicePilot->setVPS(vps); |
---|
[738] | 704 | // The nuh_layer_id value of the NAL unit containing the PPS that is activated for a layer layerA with nuh_layer_id equal to nuhLayerIdA shall be equal to 0, or nuhLayerIdA, or the nuh_layer_id of a direct or indirect reference layer of layerA. |
---|
| 705 | assert( pps->getLayerId() == m_layerId || pps->getLayerId( ) == 0 || vps->getInDirectDependencyFlag( m_layerId, pps->getLayerId() ) ); |
---|
| 706 | // The nuh_layer_id value of the NAL unit containing the SPS that is activated for a layer layerA with nuh_layer_id equal to nuhLayerIdA shall be equal to 0, or nuhLayerIdA, or the nuh_layer_id of a direct or indirect reference layer of layerA. |
---|
| 707 | assert( sps->getLayerId() == m_layerId || sps->getLayerId( ) == 0 || vps->getInDirectDependencyFlag( m_layerId, sps->getLayerId() ) ); |
---|
[622] | 708 | sps->inferRepFormat ( vps , m_layerId ); |
---|
| 709 | sps->inferScalingList( m_parameterSetManagerDecoder.getActiveSPS( sps->getSpsScalingListRefLayerId() ) ); |
---|
[210] | 710 | #endif |
---|
[56] | 711 | pps->setSPS(sps); |
---|
[608] | 712 | pps->setNumSubstreams(pps->getEntropyCodingSyncEnabledFlag() ? ((sps->getPicHeightInLumaSamples() + sps->getMaxCUHeight() - 1) / sps->getMaxCUHeight()) * (pps->getNumColumnsMinus1() + 1) : 1); |
---|
[56] | 713 | pps->setMinCuDQPSize( sps->getMaxCUWidth() >> ( pps->getMaxCuDQPDepth()) ); |
---|
| 714 | |
---|
[608] | 715 | g_bitDepthY = sps->getBitDepthY(); |
---|
| 716 | g_bitDepthC = sps->getBitDepthC(); |
---|
| 717 | g_uiMaxCUWidth = sps->getMaxCUWidth(); |
---|
| 718 | g_uiMaxCUHeight = sps->getMaxCUHeight(); |
---|
| 719 | g_uiMaxCUDepth = sps->getMaxCUDepth(); |
---|
| 720 | g_uiAddCUDepth = max (0, sps->getLog2MinCodingBlockSize() - (Int)sps->getQuadtreeTULog2MinSize() ); |
---|
| 721 | |
---|
| 722 | for (Int i = 0; i < sps->getLog2DiffMaxMinCodingBlockSize(); i++) |
---|
[2] | 723 | { |
---|
[56] | 724 | sps->setAMPAcc( i, sps->getUseAMP() ); |
---|
[2] | 725 | } |
---|
[56] | 726 | |
---|
[608] | 727 | for (Int i = sps->getLog2DiffMaxMinCodingBlockSize(); i < sps->getMaxCUDepth(); i++) |
---|
[56] | 728 | { |
---|
| 729 | sps->setAMPAcc( i, 0 ); |
---|
| 730 | } |
---|
| 731 | |
---|
[608] | 732 | m_cSAO.destroy(); |
---|
[872] | 733 | m_cSAO.create( sps->getPicWidthInLumaSamples(), sps->getPicHeightInLumaSamples(), sps->getMaxCUWidth(), sps->getMaxCUHeight(), sps->getMaxCUDepth() ); |
---|
[608] | 734 | m_cLoopFilter.create( sps->getMaxCUDepth() ); |
---|
[2] | 735 | } |
---|
[56] | 736 | |
---|
[608] | 737 | #if H_MV |
---|
[738] | 738 | Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, Bool newLayerFlag, Bool& sliceSkippedFlag ) |
---|
[608] | 739 | { |
---|
| 740 | assert( nalu.m_layerId == m_layerId ); |
---|
| 741 | #else |
---|
[56] | 742 | Bool TDecTop::xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay ) |
---|
[2] | 743 | { |
---|
[608] | 744 | #endif |
---|
[2] | 745 | TComPic*& pcPic = m_pcPic; |
---|
[56] | 746 | m_apcSlicePilot->initSlice(); |
---|
[2] | 747 | |
---|
[56] | 748 | if (m_bFirstSliceInPicture) |
---|
[2] | 749 | { |
---|
[56] | 750 | m_uiSliceIdx = 0; |
---|
[2] | 751 | } |
---|
[872] | 752 | else |
---|
[56] | 753 | { |
---|
| 754 | m_apcSlicePilot->copySliceInfo( pcPic->getPicSym()->getSlice(m_uiSliceIdx-1) ); |
---|
| 755 | } |
---|
[872] | 756 | m_apcSlicePilot->setSliceIdx(m_uiSliceIdx); |
---|
[2] | 757 | |
---|
[56] | 758 | m_apcSlicePilot->setNalUnitType(nalu.m_nalUnitType); |
---|
[608] | 759 | Bool nonReferenceFlag = (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TRAIL_N || |
---|
| 760 | m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_TSA_N || |
---|
| 761 | m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_STSA_N || |
---|
| 762 | m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RADL_N || |
---|
| 763 | m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N); |
---|
| 764 | m_apcSlicePilot->setTemporalLayerNonReferenceFlag(nonReferenceFlag); |
---|
| 765 | |
---|
| 766 | m_apcSlicePilot->setReferenced(true); // Putting this as true ensures that picture is referenced the first time it is in an RPS |
---|
[56] | 767 | m_apcSlicePilot->setTLayerInfo(nalu.m_temporalId); |
---|
[42] | 768 | |
---|
[608] | 769 | #if H_MV |
---|
[622] | 770 | m_apcSlicePilot->setRefPicSetInterLayer( & m_refPicSetInterLayer0, &m_refPicSetInterLayer1 ); |
---|
[608] | 771 | m_apcSlicePilot->setLayerId( nalu.m_layerId ); |
---|
[964] | 772 | m_cEntropyDecoder.decodeSliceHeader (m_apcSlicePilot, &m_parameterSetManagerDecoder, m_targetOptLayerSetIdx ); |
---|
| 773 | #endif |
---|
[655] | 774 | // set POC for dependent slices in skipped pictures |
---|
| 775 | if(m_apcSlicePilot->getDependentSliceSegmentFlag() && m_prevSliceSkipped) |
---|
| 776 | { |
---|
| 777 | m_apcSlicePilot->setPOC(m_skippedPOC); |
---|
| 778 | } |
---|
| 779 | |
---|
| 780 | m_apcSlicePilot->setAssociatedIRAPPOC(m_pocCRA); |
---|
| 781 | m_apcSlicePilot->setAssociatedIRAPType(m_associatedIRAPType); |
---|
| 782 | |
---|
[608] | 783 | #if H_MV |
---|
| 784 | TComVPS* vps = m_apcSlicePilot->getVPS(); |
---|
[622] | 785 | Int layerId = nalu.m_layerId; |
---|
| 786 | setViewId ( vps->getViewId ( layerId ) ); |
---|
| 787 | #if H_3D |
---|
| 788 | setViewIndex( vps->getViewIndex( layerId ) ); |
---|
| 789 | setIsDepth ( vps->getDepthId ( layerId ) == 1 ); |
---|
| 790 | m_ivPicLists->setVPS( vps ); |
---|
| 791 | #endif |
---|
[608] | 792 | #endif |
---|
[738] | 793 | |
---|
[964] | 794 | #if SETTING_NO_OUT_PIC_PRIOR |
---|
| 795 | //For inference of NoOutputOfPriorPicsFlag |
---|
| 796 | if (m_apcSlicePilot->getRapPicFlag()) |
---|
| 797 | { |
---|
| 798 | if ((m_apcSlicePilot->getNalUnitType() >= NAL_UNIT_CODED_SLICE_BLA_W_LP && m_apcSlicePilot->getNalUnitType() <= NAL_UNIT_CODED_SLICE_IDR_N_LP) || |
---|
| 799 | (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA && m_bFirstSliceInSequence) || |
---|
| 800 | (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA && m_apcSlicePilot->getHandleCraAsBlaFlag())) |
---|
| 801 | { |
---|
| 802 | m_apcSlicePilot->setNoRaslOutputFlag(true); |
---|
| 803 | } |
---|
| 804 | //the inference for NoOutputPriorPicsFlag |
---|
| 805 | if (!m_bFirstSliceInBitstream && m_apcSlicePilot->getRapPicFlag() && m_apcSlicePilot->getNoRaslOutputFlag()) |
---|
| 806 | { |
---|
| 807 | if (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA) |
---|
| 808 | { |
---|
| 809 | m_apcSlicePilot->setNoOutputPriorPicsFlag(true); |
---|
| 810 | } |
---|
| 811 | } |
---|
| 812 | else |
---|
| 813 | { |
---|
| 814 | m_apcSlicePilot->setNoOutputPriorPicsFlag(false); |
---|
| 815 | } |
---|
| 816 | |
---|
| 817 | if(m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA) |
---|
| 818 | { |
---|
| 819 | m_craNoRaslOutputFlag = m_apcSlicePilot->getNoRaslOutputFlag(); |
---|
| 820 | } |
---|
| 821 | } |
---|
| 822 | if (m_apcSlicePilot->getRapPicFlag() && m_apcSlicePilot->getNoOutputPriorPicsFlag()) |
---|
| 823 | { |
---|
| 824 | m_lastPOCNoOutputPriorPics = m_apcSlicePilot->getPOC(); |
---|
| 825 | m_isNoOutputPriorPics = true; |
---|
| 826 | } |
---|
| 827 | else |
---|
| 828 | { |
---|
| 829 | m_isNoOutputPriorPics = false; |
---|
| 830 | } |
---|
| 831 | |
---|
| 832 | //For inference of PicOutputFlag |
---|
| 833 | if (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R) |
---|
| 834 | { |
---|
| 835 | if ( m_craNoRaslOutputFlag ) |
---|
| 836 | { |
---|
| 837 | m_apcSlicePilot->setPicOutputFlag(false); |
---|
| 838 | } |
---|
| 839 | } |
---|
| 840 | #endif |
---|
| 841 | |
---|
| 842 | #if FIX_POC_CRA_NORASL_OUTPUT |
---|
| 843 | if (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA && m_craNoRaslOutputFlag) //Reset POC MSB when CRA has NoRaslOutputFlag equal to 1 |
---|
| 844 | { |
---|
| 845 | Int iMaxPOClsb = 1 << m_apcSlicePilot->getSPS()->getBitsForPOC(); |
---|
| 846 | m_apcSlicePilot->setPOC( m_apcSlicePilot->getPOC() & (iMaxPOClsb - 1) ); |
---|
| 847 | } |
---|
| 848 | #endif |
---|
[773] | 849 | #if H_MV |
---|
[738] | 850 | xCeckNoClrasOutput(); |
---|
| 851 | #endif |
---|
[608] | 852 | // Skip pictures due to random access |
---|
| 853 | if (isRandomAccessSkipPicture(iSkipFrame, iPOCLastDisplay)) |
---|
[56] | 854 | { |
---|
[655] | 855 | m_prevSliceSkipped = true; |
---|
| 856 | m_skippedPOC = m_apcSlicePilot->getPOC(); |
---|
[773] | 857 | #if H_MV |
---|
| 858 | sliceSkippedFlag = true; |
---|
[738] | 859 | #endif |
---|
[608] | 860 | return false; |
---|
[56] | 861 | } |
---|
[608] | 862 | // Skip TFD pictures associated with BLA/BLANT pictures |
---|
| 863 | if (isSkipPictureForBLA(iPOCLastDisplay)) |
---|
| 864 | { |
---|
[655] | 865 | m_prevSliceSkipped = true; |
---|
| 866 | m_skippedPOC = m_apcSlicePilot->getPOC(); |
---|
[773] | 867 | #if H_MV |
---|
| 868 | sliceSkippedFlag = true; |
---|
[738] | 869 | #endif |
---|
[608] | 870 | return false; |
---|
| 871 | } |
---|
| 872 | |
---|
[655] | 873 | // clear previous slice skipped flag |
---|
| 874 | m_prevSliceSkipped = false; |
---|
| 875 | |
---|
[608] | 876 | //we should only get a different poc for a new picture (with CTU address==0) |
---|
[964] | 877 | if (m_apcSlicePilot->isNextSlice() && m_apcSlicePilot->getPOC()!=m_prevPOC && !m_bFirstSliceInSequence && (m_apcSlicePilot->getSliceCurStartCUAddr()!=0)) |
---|
[608] | 878 | { |
---|
| 879 | printf ("Warning, the first slice of a picture might have been lost!\n"); |
---|
[56] | 880 | } |
---|
| 881 | // exit when a new picture is found |
---|
[608] | 882 | if (m_apcSlicePilot->isNextSlice() && (m_apcSlicePilot->getSliceCurStartCUAddr() == 0 && !m_bFirstSliceInPicture) && !m_bFirstSliceInSequence ) |
---|
[56] | 883 | { |
---|
| 884 | if (m_prevPOC >= m_pocRandomAccess) |
---|
| 885 | { |
---|
| 886 | m_prevPOC = m_apcSlicePilot->getPOC(); |
---|
| 887 | return true; |
---|
| 888 | } |
---|
| 889 | m_prevPOC = m_apcSlicePilot->getPOC(); |
---|
| 890 | } |
---|
[608] | 891 | #if H_MV |
---|
| 892 | if ( newLayerFlag ) |
---|
| 893 | { |
---|
| 894 | return false; |
---|
| 895 | } |
---|
| 896 | #if ENC_DEC_TRACE |
---|
| 897 | #if H_MV_ENC_DEC_TRAC |
---|
| 898 | // parse remainder of SH |
---|
| 899 | g_disableHLSTrace = false; |
---|
| 900 | #endif |
---|
| 901 | #endif |
---|
| 902 | #endif |
---|
[56] | 903 | // actual decoding starts here |
---|
[622] | 904 | #if H_MV |
---|
| 905 | // This part needs further testing ! |
---|
| 906 | if ( m_apcSlicePilot->getPocResetFlag() ) |
---|
| 907 | { |
---|
| 908 | xResetPocInPicBuffer(); |
---|
| 909 | } |
---|
| 910 | #endif |
---|
[56] | 911 | xActivateParameterSets(); |
---|
| 912 | |
---|
| 913 | if (m_apcSlicePilot->isNextSlice()) |
---|
| 914 | { |
---|
| 915 | m_prevPOC = m_apcSlicePilot->getPOC(); |
---|
| 916 | } |
---|
| 917 | m_bFirstSliceInSequence = false; |
---|
[964] | 918 | #if SETTING_NO_OUT_PIC_PRIOR |
---|
| 919 | m_bFirstSliceInBitstream = false; |
---|
| 920 | #endif |
---|
[56] | 921 | //detect lost reference picture and insert copy of earlier frame. |
---|
[608] | 922 | Int lostPoc; |
---|
| 923 | while((lostPoc=m_apcSlicePilot->checkThatAllRefPicsAreAvailable(m_cListPic, m_apcSlicePilot->getRPS(), true, m_pocRandomAccess)) > 0) |
---|
[56] | 924 | { |
---|
[608] | 925 | xCreateLostPicture(lostPoc-1); |
---|
[56] | 926 | } |
---|
[2] | 927 | if (m_bFirstSliceInPicture) |
---|
| 928 | { |
---|
[56] | 929 | // Buffer initialize for prediction. |
---|
| 930 | m_cPrediction.initTempBuff(); |
---|
| 931 | m_apcSlicePilot->applyReferencePictureSet(m_cListPic, m_apcSlicePilot->getRPS()); |
---|
[608] | 932 | #if H_MV |
---|
[622] | 933 | m_apcSlicePilot->createInterLayerReferencePictureSet( m_ivPicLists, m_refPicSetInterLayer0, m_refPicSetInterLayer1 ); |
---|
[608] | 934 | #endif |
---|
[56] | 935 | // Get a new picture buffer |
---|
| 936 | xGetNewPicBuffer (m_apcSlicePilot, pcPic); |
---|
[2] | 937 | |
---|
[655] | 938 | Bool isField = false; |
---|
| 939 | Bool isTff = false; |
---|
| 940 | |
---|
| 941 | if(!m_SEIs.empty()) |
---|
| 942 | { |
---|
| 943 | // Check if any new Picture Timing SEI has arrived |
---|
| 944 | SEIMessages pictureTimingSEIs = extractSeisByType (m_SEIs, SEI::PICTURE_TIMING); |
---|
| 945 | if (pictureTimingSEIs.size()>0) |
---|
| 946 | { |
---|
| 947 | SEIPictureTiming* pictureTiming = (SEIPictureTiming*) *(pictureTimingSEIs.begin()); |
---|
| 948 | isField = (pictureTiming->m_picStruct == 1) || (pictureTiming->m_picStruct == 2); |
---|
| 949 | isTff = (pictureTiming->m_picStruct == 1); |
---|
| 950 | } |
---|
| 951 | } |
---|
| 952 | |
---|
| 953 | //Set Field/Frame coding mode |
---|
| 954 | m_pcPic->setField(isField); |
---|
| 955 | m_pcPic->setTopField(isTff); |
---|
| 956 | |
---|
[608] | 957 | // transfer any SEI messages that have been received to the picture |
---|
[56] | 958 | pcPic->setSEIs(m_SEIs); |
---|
[608] | 959 | m_SEIs.clear(); |
---|
[42] | 960 | |
---|
[56] | 961 | // Recursive structure |
---|
| 962 | m_cCuDecoder.create ( g_uiMaxCUDepth, g_uiMaxCUWidth, g_uiMaxCUHeight ); |
---|
| 963 | m_cCuDecoder.init ( &m_cEntropyDecoder, &m_cTrQuant, &m_cPrediction ); |
---|
| 964 | m_cTrQuant.init ( g_uiMaxCUWidth, g_uiMaxCUHeight, m_apcSlicePilot->getSPS()->getMaxTrSize()); |
---|
[42] | 965 | |
---|
[608] | 966 | m_cSliceDecoder.create(); |
---|
| 967 | } |
---|
| 968 | else |
---|
| 969 | { |
---|
| 970 | // Check if any new SEI has arrived |
---|
| 971 | if(!m_SEIs.empty()) |
---|
[56] | 972 | { |
---|
[608] | 973 | // Currently only decoding Unit SEI message occurring between VCL NALUs copied |
---|
| 974 | SEIMessages &picSEI = pcPic->getSEIs(); |
---|
| 975 | SEIMessages decodingUnitInfos = extractSeisByType (m_SEIs, SEI::DECODING_UNIT_INFO); |
---|
| 976 | picSEI.insert(picSEI.end(), decodingUnitInfos.begin(), decodingUnitInfos.end()); |
---|
| 977 | deleteSEIs(m_SEIs); |
---|
[56] | 978 | } |
---|
| 979 | } |
---|
[608] | 980 | |
---|
[56] | 981 | // Set picture slice pointer |
---|
| 982 | TComSlice* pcSlice = m_apcSlicePilot; |
---|
| 983 | Bool bNextSlice = pcSlice->isNextSlice(); |
---|
[2] | 984 | |
---|
[56] | 985 | UInt uiCummulativeTileWidth; |
---|
| 986 | UInt uiCummulativeTileHeight; |
---|
| 987 | UInt i, j, p; |
---|
| 988 | |
---|
[608] | 989 | //set NumColumnsMins1 and NumRowsMinus1 |
---|
| 990 | pcPic->getPicSym()->setNumColumnsMinus1( pcSlice->getPPS()->getNumColumnsMinus1() ); |
---|
| 991 | pcPic->getPicSym()->setNumRowsMinus1( pcSlice->getPPS()->getNumRowsMinus1() ); |
---|
[2] | 992 | |
---|
[608] | 993 | //create the TComTileArray |
---|
| 994 | pcPic->getPicSym()->xCreateTComTileArray(); |
---|
| 995 | |
---|
| 996 | if( pcSlice->getPPS()->getUniformSpacingFlag() ) |
---|
[56] | 997 | { |
---|
[608] | 998 | //set the width for each tile |
---|
| 999 | for(j=0; j < pcPic->getPicSym()->getNumRowsMinus1()+1; j++) |
---|
[56] | 1000 | { |
---|
[608] | 1001 | for(p=0; p < pcPic->getPicSym()->getNumColumnsMinus1()+1; p++) |
---|
[2] | 1002 | { |
---|
[608] | 1003 | pcPic->getPicSym()->getTComTile( j * (pcPic->getPicSym()->getNumColumnsMinus1()+1) + p )-> |
---|
| 1004 | setTileWidth( (p+1)*pcPic->getPicSym()->getFrameWidthInCU()/(pcPic->getPicSym()->getNumColumnsMinus1()+1) |
---|
| 1005 | - (p*pcPic->getPicSym()->getFrameWidthInCU())/(pcPic->getPicSym()->getNumColumnsMinus1()+1) ); |
---|
[2] | 1006 | } |
---|
[608] | 1007 | } |
---|
[2] | 1008 | |
---|
[608] | 1009 | //set the height for each tile |
---|
| 1010 | for(j=0; j < pcPic->getPicSym()->getNumColumnsMinus1()+1; j++) |
---|
[2] | 1011 | { |
---|
[608] | 1012 | for(p=0; p < pcPic->getPicSym()->getNumRowsMinus1()+1; p++) |
---|
[2] | 1013 | { |
---|
[608] | 1014 | pcPic->getPicSym()->getTComTile( p * (pcPic->getPicSym()->getNumColumnsMinus1()+1) + j )-> |
---|
| 1015 | setTileHeight( (p+1)*pcPic->getPicSym()->getFrameHeightInCU()/(pcPic->getPicSym()->getNumRowsMinus1()+1) |
---|
| 1016 | - (p*pcPic->getPicSym()->getFrameHeightInCU())/(pcPic->getPicSym()->getNumRowsMinus1()+1) ); |
---|
[2] | 1017 | } |
---|
[56] | 1018 | } |
---|
| 1019 | } |
---|
| 1020 | else |
---|
| 1021 | { |
---|
[608] | 1022 | //set the width for each tile |
---|
| 1023 | for(j=0; j < pcSlice->getPPS()->getNumRowsMinus1()+1; j++) |
---|
[56] | 1024 | { |
---|
[608] | 1025 | uiCummulativeTileWidth = 0; |
---|
| 1026 | for(i=0; i < pcSlice->getPPS()->getNumColumnsMinus1(); i++) |
---|
[2] | 1027 | { |
---|
[608] | 1028 | pcPic->getPicSym()->getTComTile(j * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + i)->setTileWidth( pcSlice->getPPS()->getColumnWidth(i) ); |
---|
| 1029 | uiCummulativeTileWidth += pcSlice->getPPS()->getColumnWidth(i); |
---|
[2] | 1030 | } |
---|
[608] | 1031 | pcPic->getPicSym()->getTComTile(j * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + i)->setTileWidth( pcPic->getPicSym()->getFrameWidthInCU()-uiCummulativeTileWidth ); |
---|
| 1032 | } |
---|
[56] | 1033 | |
---|
[608] | 1034 | //set the height for each tile |
---|
| 1035 | for(j=0; j < pcSlice->getPPS()->getNumColumnsMinus1()+1; j++) |
---|
[56] | 1036 | { |
---|
[608] | 1037 | uiCummulativeTileHeight = 0; |
---|
| 1038 | for(i=0; i < pcSlice->getPPS()->getNumRowsMinus1(); i++) |
---|
| 1039 | { |
---|
| 1040 | pcPic->getPicSym()->getTComTile(i * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + j)->setTileHeight( pcSlice->getPPS()->getRowHeight(i) ); |
---|
| 1041 | uiCummulativeTileHeight += pcSlice->getPPS()->getRowHeight(i); |
---|
[56] | 1042 | } |
---|
[608] | 1043 | pcPic->getPicSym()->getTComTile(i * (pcSlice->getPPS()->getNumColumnsMinus1()+1) + j)->setTileHeight( pcPic->getPicSym()->getFrameHeightInCU()-uiCummulativeTileHeight ); |
---|
[56] | 1044 | } |
---|
| 1045 | } |
---|
[2] | 1046 | |
---|
[56] | 1047 | pcPic->getPicSym()->xInitTiles(); |
---|
[2] | 1048 | |
---|
[56] | 1049 | //generate the Coding Order Map and Inverse Coding Order Map |
---|
| 1050 | UInt uiEncCUAddr; |
---|
| 1051 | for(i=0, uiEncCUAddr=0; i<pcPic->getPicSym()->getNumberOfCUsInFrame(); i++, uiEncCUAddr = pcPic->getPicSym()->xCalculateNxtCUAddr(uiEncCUAddr)) |
---|
| 1052 | { |
---|
| 1053 | pcPic->getPicSym()->setCUOrderMap(i, uiEncCUAddr); |
---|
| 1054 | pcPic->getPicSym()->setInverseCUOrderMap(uiEncCUAddr, i); |
---|
| 1055 | } |
---|
| 1056 | pcPic->getPicSym()->setCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame()); |
---|
| 1057 | pcPic->getPicSym()->setInverseCUOrderMap(pcPic->getPicSym()->getNumberOfCUsInFrame(), pcPic->getPicSym()->getNumberOfCUsInFrame()); |
---|
| 1058 | |
---|
[608] | 1059 | //convert the start and end CU addresses of the slice and dependent slice into encoding order |
---|
| 1060 | pcSlice->setSliceSegmentCurStartCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurStartCUAddr()) ); |
---|
| 1061 | pcSlice->setSliceSegmentCurEndCUAddr( pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceSegmentCurEndCUAddr()) ); |
---|
[56] | 1062 | if(pcSlice->isNextSlice()) |
---|
| 1063 | { |
---|
| 1064 | pcSlice->setSliceCurStartCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurStartCUAddr())); |
---|
| 1065 | pcSlice->setSliceCurEndCUAddr(pcPic->getPicSym()->getPicSCUEncOrder(pcSlice->getSliceCurEndCUAddr())); |
---|
| 1066 | } |
---|
| 1067 | |
---|
| 1068 | if (m_bFirstSliceInPicture) |
---|
| 1069 | { |
---|
| 1070 | if(pcPic->getNumAllocatedSlice() != 1) |
---|
| 1071 | { |
---|
| 1072 | pcPic->clearSliceBuffer(); |
---|
| 1073 | } |
---|
| 1074 | } |
---|
| 1075 | else |
---|
| 1076 | { |
---|
| 1077 | pcPic->allocateNewSlice(); |
---|
| 1078 | } |
---|
| 1079 | assert(pcPic->getNumAllocatedSlice() == (m_uiSliceIdx + 1)); |
---|
| 1080 | m_apcSlicePilot = pcPic->getPicSym()->getSlice(m_uiSliceIdx); |
---|
| 1081 | pcPic->getPicSym()->setSlice(pcSlice, m_uiSliceIdx); |
---|
| 1082 | |
---|
| 1083 | pcPic->setTLayer(nalu.m_temporalId); |
---|
| 1084 | |
---|
[608] | 1085 | #if H_MV |
---|
| 1086 | pcPic->setLayerId( nalu.m_layerId ); |
---|
| 1087 | pcPic->setViewId ( getViewId() ); |
---|
| 1088 | #if H_3D |
---|
| 1089 | pcPic->setViewIndex( getViewIndex() ); |
---|
| 1090 | pcPic->setIsDepth ( getIsDepth () ); |
---|
| 1091 | #endif |
---|
| 1092 | #endif |
---|
[56] | 1093 | if (bNextSlice) |
---|
| 1094 | { |
---|
[655] | 1095 | pcSlice->checkCRA(pcSlice->getRPS(), m_pocCRA, m_associatedIRAPType, m_cListPic ); |
---|
[608] | 1096 | // Set reference list |
---|
| 1097 | #if H_MV |
---|
[622] | 1098 | std::vector< TComPic* > tempRefPicLists[2]; |
---|
| 1099 | std::vector< Bool > usedAsLongTerm [2]; |
---|
| 1100 | Int numPocTotalCurr; |
---|
| 1101 | |
---|
| 1102 | pcSlice->getTempRefPicLists( m_cListPic, m_refPicSetInterLayer0, m_refPicSetInterLayer1, tempRefPicLists, usedAsLongTerm, numPocTotalCurr); |
---|
| 1103 | pcSlice->setRefPicList ( tempRefPicLists, usedAsLongTerm, numPocTotalCurr, true ); |
---|
[608] | 1104 | #if H_3D_ARP |
---|
[724] | 1105 | pcSlice->setARPStepNum(m_ivPicLists); |
---|
[608] | 1106 | if( pcSlice->getARPStepNum() > 1 ) |
---|
[56] | 1107 | { |
---|
[622] | 1108 | // GT: This seems to be broken, not all nuh_layer_ids are necessarily present |
---|
[608] | 1109 | for(Int iLayerId = 0; iLayerId < nalu.m_layerId; iLayerId ++ ) |
---|
| 1110 | { |
---|
| 1111 | Int iViewIdx = pcSlice->getVPS()->getViewIndex(iLayerId); |
---|
| 1112 | Bool bIsDepth = ( pcSlice->getVPS()->getDepthId ( iLayerId ) == 1 ); |
---|
| 1113 | if( iViewIdx<getViewIndex() && !bIsDepth ) |
---|
| 1114 | { |
---|
| 1115 | pcSlice->setBaseViewRefPicList( m_ivPicLists->getPicList( iLayerId ), iViewIdx ); |
---|
| 1116 | } |
---|
| 1117 | } |
---|
[56] | 1118 | } |
---|
[77] | 1119 | #endif |
---|
| 1120 | #else |
---|
[608] | 1121 | pcSlice->setRefPicList( m_cListPic, true ); |
---|
[21] | 1122 | #endif |
---|
| 1123 | |
---|
[608] | 1124 | #if H_3D |
---|
| 1125 | pcSlice->setIvPicLists( m_ivPicLists ); |
---|
[655] | 1126 | #if H_3D_IV_MERGE |
---|
| 1127 | #if H_3D_FCO |
---|
| 1128 | //assert( !getIsDepth() ); |
---|
| 1129 | #else |
---|
[608] | 1130 | assert( !getIsDepth() || ( pcSlice->getTexturePic() != 0 ) ); |
---|
[655] | 1131 | #endif |
---|
[608] | 1132 | #endif |
---|
[210] | 1133 | #endif |
---|
[56] | 1134 | // For generalized B |
---|
| 1135 | // note: maybe not existed case (always L0 is copied to L1 if L1 is empty) |
---|
| 1136 | if (pcSlice->isInterB() && pcSlice->getNumRefIdx(REF_PIC_LIST_1) == 0) |
---|
| 1137 | { |
---|
| 1138 | Int iNumRefIdx = pcSlice->getNumRefIdx(REF_PIC_LIST_0); |
---|
| 1139 | pcSlice->setNumRefIdx ( REF_PIC_LIST_1, iNumRefIdx ); |
---|
[2] | 1140 | |
---|
[56] | 1141 | for (Int iRefIdx = 0; iRefIdx < iNumRefIdx; iRefIdx++) |
---|
| 1142 | { |
---|
| 1143 | pcSlice->setRefPic(pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx), REF_PIC_LIST_1, iRefIdx); |
---|
| 1144 | } |
---|
| 1145 | } |
---|
[608] | 1146 | if (!pcSlice->isIntra()) |
---|
[56] | 1147 | { |
---|
| 1148 | Bool bLowDelay = true; |
---|
| 1149 | Int iCurrPOC = pcSlice->getPOC(); |
---|
| 1150 | Int iRefIdx = 0; |
---|
| 1151 | |
---|
| 1152 | for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_0) && bLowDelay; iRefIdx++) |
---|
| 1153 | { |
---|
| 1154 | if ( pcSlice->getRefPic(REF_PIC_LIST_0, iRefIdx)->getPOC() > iCurrPOC ) |
---|
[21] | 1155 | { |
---|
[56] | 1156 | bLowDelay = false; |
---|
[21] | 1157 | } |
---|
[2] | 1158 | } |
---|
[608] | 1159 | if (pcSlice->isInterB()) |
---|
[56] | 1160 | { |
---|
[608] | 1161 | for (iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(REF_PIC_LIST_1) && bLowDelay; iRefIdx++) |
---|
[56] | 1162 | { |
---|
[608] | 1163 | if ( pcSlice->getRefPic(REF_PIC_LIST_1, iRefIdx)->getPOC() > iCurrPOC ) |
---|
| 1164 | { |
---|
| 1165 | bLowDelay = false; |
---|
| 1166 | } |
---|
| 1167 | } |
---|
[56] | 1168 | } |
---|
[2] | 1169 | |
---|
[56] | 1170 | pcSlice->setCheckLDC(bLowDelay); |
---|
| 1171 | } |
---|
| 1172 | |
---|
| 1173 | //--------------- |
---|
[608] | 1174 | pcSlice->setRefPOCList(); |
---|
| 1175 | #if H_3D_TMVP |
---|
| 1176 | if(pcSlice->getLayerId()) |
---|
| 1177 | pcSlice->generateAlterRefforTMVP(); |
---|
[313] | 1178 | #endif |
---|
[56] | 1179 | } |
---|
| 1180 | |
---|
| 1181 | pcPic->setCurrSliceIdx(m_uiSliceIdx); |
---|
| 1182 | if(pcSlice->getSPS()->getScalingListFlag()) |
---|
| 1183 | { |
---|
[608] | 1184 | pcSlice->setScalingList ( pcSlice->getSPS()->getScalingList() ); |
---|
| 1185 | if(pcSlice->getPPS()->getScalingListPresentFlag()) |
---|
[56] | 1186 | { |
---|
[608] | 1187 | pcSlice->setScalingList ( pcSlice->getPPS()->getScalingList() ); |
---|
[56] | 1188 | } |
---|
[608] | 1189 | if(!pcSlice->getPPS()->getScalingListPresentFlag() && !pcSlice->getSPS()->getScalingListPresentFlag()) |
---|
| 1190 | { |
---|
| 1191 | pcSlice->setDefaultScalingList(); |
---|
| 1192 | } |
---|
| 1193 | m_cTrQuant.setScalingListDec(pcSlice->getScalingList()); |
---|
[56] | 1194 | m_cTrQuant.setUseScalingList(true); |
---|
| 1195 | } |
---|
| 1196 | else |
---|
| 1197 | { |
---|
| 1198 | m_cTrQuant.setFlatScalingList(); |
---|
| 1199 | m_cTrQuant.setUseScalingList(false); |
---|
| 1200 | } |
---|
[2] | 1201 | |
---|
[773] | 1202 | #if H_3D_IV_MERGE |
---|
[724] | 1203 | if( pcSlice->getIsDepth() && m_pcCamParsCollector ) |
---|
| 1204 | { |
---|
| 1205 | m_pcCamParsCollector->copyCamParamForSlice( pcSlice ); |
---|
| 1206 | } |
---|
| 1207 | #endif |
---|
| 1208 | |
---|
[56] | 1209 | // Decode a picture |
---|
[608] | 1210 | m_cGopDecoder.decompressSlice(nalu.m_Bitstream, pcPic); |
---|
| 1211 | #if H_3D |
---|
[57] | 1212 | if( m_pcCamParsCollector ) |
---|
| 1213 | { |
---|
| 1214 | m_pcCamParsCollector->setSlice( pcSlice ); |
---|
| 1215 | } |
---|
[758] | 1216 | #endif |
---|
[56] | 1217 | m_bFirstSliceInPicture = false; |
---|
| 1218 | m_uiSliceIdx++; |
---|
| 1219 | |
---|
| 1220 | return false; |
---|
| 1221 | } |
---|
| 1222 | |
---|
[77] | 1223 | Void TDecTop::xDecodeVPS() |
---|
| 1224 | { |
---|
| 1225 | TComVPS* vps = new TComVPS(); |
---|
| 1226 | |
---|
| 1227 | m_cEntropyDecoder.decodeVPS( vps ); |
---|
| 1228 | m_parameterSetManagerDecoder.storePrefetchedVPS(vps); |
---|
| 1229 | } |
---|
[56] | 1230 | |
---|
| 1231 | Void TDecTop::xDecodeSPS() |
---|
| 1232 | { |
---|
| 1233 | TComSPS* sps = new TComSPS(); |
---|
[608] | 1234 | #if H_MV |
---|
| 1235 | sps->setLayerId( getLayerId() ); |
---|
| 1236 | #endif |
---|
| 1237 | #if H_3D |
---|
[964] | 1238 | // Preliminary fix. assuming that all sps refer to the same VPS. |
---|
[608] | 1239 | // Parsing dependency should be resolved! |
---|
| 1240 | TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); |
---|
[964] | 1241 | assert( vps != 0 ); |
---|
[622] | 1242 | m_cEntropyDecoder.decodeSPS( sps, vps->getViewIndex( m_layerId ), ( vps->getDepthId( m_layerId ) == 1 ) ); |
---|
| 1243 | #else |
---|
[56] | 1244 | m_cEntropyDecoder.decodeSPS( sps ); |
---|
[42] | 1245 | #endif |
---|
[56] | 1246 | m_parameterSetManagerDecoder.storePrefetchedSPS(sps); |
---|
| 1247 | } |
---|
[2] | 1248 | |
---|
[56] | 1249 | Void TDecTop::xDecodePPS() |
---|
| 1250 | { |
---|
| 1251 | TComPPS* pps = new TComPPS(); |
---|
[622] | 1252 | #if H_MV |
---|
| 1253 | pps->setLayerId( getLayerId() ); |
---|
| 1254 | #endif |
---|
[773] | 1255 | #if H_3D |
---|
[758] | 1256 | // Assuming that all PPS indirectly refer to the same VPS via different SPS |
---|
| 1257 | // There is no parsing dependency in decoding DLT in PPS. |
---|
| 1258 | // The VPS information passed to decodePPS() is used to arrange the decoded DLT tables to their corresponding layers. |
---|
| 1259 | // This is equivalent to the process of |
---|
| 1260 | // Step 1) decoding DLT tables based on the number of depth layers, and |
---|
| 1261 | // Step 2) mapping DLT tables to the depth layers |
---|
[773] | 1262 | // as described in the 3D-HEVC WD. |
---|
[758] | 1263 | TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); |
---|
| 1264 | m_cEntropyDecoder.decodePPS( pps, vps ); |
---|
| 1265 | #else |
---|
[608] | 1266 | m_cEntropyDecoder.decodePPS( pps ); |
---|
[758] | 1267 | #endif |
---|
[56] | 1268 | m_parameterSetManagerDecoder.storePrefetchedPPS( pps ); |
---|
| 1269 | } |
---|
[2] | 1270 | |
---|
[608] | 1271 | Void TDecTop::xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType ) |
---|
[56] | 1272 | { |
---|
[608] | 1273 | if(nalUnitType == NAL_UNIT_SUFFIX_SEI) |
---|
| 1274 | { |
---|
[622] | 1275 | #if H_MV |
---|
| 1276 | m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS( m_layerId ) ); |
---|
| 1277 | #else |
---|
[608] | 1278 | m_seiReader.parseSEImessage( bs, m_pcPic->getSEIs(), nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() ); |
---|
[622] | 1279 | #endif |
---|
[608] | 1280 | } |
---|
| 1281 | else |
---|
| 1282 | { |
---|
[622] | 1283 | #if H_MV |
---|
| 1284 | m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS( m_layerId ) ); |
---|
| 1285 | #else |
---|
[608] | 1286 | m_seiReader.parseSEImessage( bs, m_SEIs, nalUnitType, m_parameterSetManagerDecoder.getActiveSPS() ); |
---|
[622] | 1287 | #endif |
---|
[608] | 1288 | SEIMessages activeParamSets = getSeisByType(m_SEIs, SEI::ACTIVE_PARAMETER_SETS); |
---|
| 1289 | if (activeParamSets.size()>0) |
---|
| 1290 | { |
---|
| 1291 | SEIActiveParameterSets *seiAps = (SEIActiveParameterSets*)(*activeParamSets.begin()); |
---|
| 1292 | m_parameterSetManagerDecoder.applyPrefetchedPS(); |
---|
[964] | 1293 | assert(seiAps->activeSeqParameterSetId.size()>0); |
---|
[622] | 1294 | #if H_MV |
---|
[964] | 1295 | if (! m_parameterSetManagerDecoder.activateSPSWithSEI(seiAps->activeSeqParameterSetId[0], m_layerId )) |
---|
[622] | 1296 | #else |
---|
[964] | 1297 | if (! m_parameterSetManagerDecoder.activateSPSWithSEI(seiAps->activeSeqParameterSetId[0] )) |
---|
[622] | 1298 | #endif |
---|
[608] | 1299 | { |
---|
| 1300 | printf ("Warning SPS activation with Active parameter set SEI failed"); |
---|
| 1301 | } |
---|
| 1302 | } |
---|
| 1303 | } |
---|
[56] | 1304 | } |
---|
[2] | 1305 | |
---|
[608] | 1306 | #if H_MV |
---|
[738] | 1307 | Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, Bool newLayerFlag, Bool& sliceSkippedFlag ) |
---|
| 1308 | #else |
---|
[56] | 1309 | Bool TDecTop::decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay) |
---|
[608] | 1310 | #endif |
---|
[56] | 1311 | { |
---|
| 1312 | // Initialize entropy decoder |
---|
| 1313 | m_cEntropyDecoder.setEntropyDecoder (&m_cCavlcDecoder); |
---|
| 1314 | m_cEntropyDecoder.setBitstream (nalu.m_Bitstream); |
---|
[2] | 1315 | |
---|
[56] | 1316 | switch (nalu.m_nalUnitType) |
---|
| 1317 | { |
---|
[77] | 1318 | case NAL_UNIT_VPS: |
---|
| 1319 | xDecodeVPS(); |
---|
[973] | 1320 | #if H_MV |
---|
[964] | 1321 | m_isLastNALWasEos = false; |
---|
| 1322 | #endif |
---|
[77] | 1323 | return false; |
---|
[608] | 1324 | |
---|
[56] | 1325 | case NAL_UNIT_SPS: |
---|
| 1326 | xDecodeSPS(); |
---|
| 1327 | return false; |
---|
| 1328 | |
---|
| 1329 | case NAL_UNIT_PPS: |
---|
| 1330 | xDecodePPS(); |
---|
| 1331 | return false; |
---|
[608] | 1332 | |
---|
| 1333 | case NAL_UNIT_PREFIX_SEI: |
---|
| 1334 | case NAL_UNIT_SUFFIX_SEI: |
---|
[973] | 1335 | #if H_MV |
---|
[964] | 1336 | if ( nalu.m_nalUnitType == NAL_UNIT_SUFFIX_SEI ) |
---|
| 1337 | { |
---|
| 1338 | assert( m_isLastNALWasEos == false ); |
---|
| 1339 | } |
---|
| 1340 | #endif |
---|
[608] | 1341 | xDecodeSEI( nalu.m_Bitstream, nalu.m_nalUnitType ); |
---|
[56] | 1342 | return false; |
---|
| 1343 | |
---|
[608] | 1344 | case NAL_UNIT_CODED_SLICE_TRAIL_R: |
---|
| 1345 | case NAL_UNIT_CODED_SLICE_TRAIL_N: |
---|
[872] | 1346 | case NAL_UNIT_CODED_SLICE_TSA_R: |
---|
[608] | 1347 | case NAL_UNIT_CODED_SLICE_TSA_N: |
---|
| 1348 | case NAL_UNIT_CODED_SLICE_STSA_R: |
---|
| 1349 | case NAL_UNIT_CODED_SLICE_STSA_N: |
---|
| 1350 | case NAL_UNIT_CODED_SLICE_BLA_W_LP: |
---|
| 1351 | case NAL_UNIT_CODED_SLICE_BLA_W_RADL: |
---|
| 1352 | case NAL_UNIT_CODED_SLICE_BLA_N_LP: |
---|
| 1353 | case NAL_UNIT_CODED_SLICE_IDR_W_RADL: |
---|
| 1354 | case NAL_UNIT_CODED_SLICE_IDR_N_LP: |
---|
[56] | 1355 | case NAL_UNIT_CODED_SLICE_CRA: |
---|
[608] | 1356 | case NAL_UNIT_CODED_SLICE_RADL_N: |
---|
| 1357 | case NAL_UNIT_CODED_SLICE_RADL_R: |
---|
| 1358 | case NAL_UNIT_CODED_SLICE_RASL_N: |
---|
| 1359 | case NAL_UNIT_CODED_SLICE_RASL_R: |
---|
[973] | 1360 | #if H_MV |
---|
[964] | 1361 | if (nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TRAIL_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TRAIL_N || |
---|
| 1362 | nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TSA_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_TSA_N || |
---|
| 1363 | nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_STSA_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_STSA_N || |
---|
| 1364 | nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RADL_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RADL_N || |
---|
| 1365 | nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RASL_R || nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_RASL_N ) |
---|
| 1366 | { |
---|
| 1367 | assert( m_isLastNALWasEos == false ); |
---|
| 1368 | } |
---|
| 1369 | else |
---|
| 1370 | { |
---|
| 1371 | m_isLastNALWasEos = false; |
---|
| 1372 | } |
---|
[973] | 1373 | |
---|
[738] | 1374 | return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay, newLayerFlag, sliceSkippedFlag ); |
---|
| 1375 | #else |
---|
[56] | 1376 | return xDecodeSlice(nalu, iSkipFrame, iPOCLastDisplay); |
---|
[608] | 1377 | #endif |
---|
[2] | 1378 | break; |
---|
[872] | 1379 | case NAL_UNIT_EOS: |
---|
[973] | 1380 | #if H_MV |
---|
[964] | 1381 | assert( m_isLastNALWasEos == false ); |
---|
| 1382 | //Check layer id of the nalu. if it is not 0, give a warning message and just return without doing anything. |
---|
| 1383 | if (nalu.m_layerId > 0) |
---|
| 1384 | { |
---|
| 1385 | printf( "\nThis bitstream has EOS with non-zero layer id.\n" ); |
---|
| 1386 | return false; |
---|
| 1387 | } |
---|
| 1388 | m_isLastNALWasEos = true; |
---|
| 1389 | #endif |
---|
[872] | 1390 | m_associatedIRAPType = NAL_UNIT_INVALID; |
---|
| 1391 | m_pocCRA = 0; |
---|
| 1392 | m_pocRandomAccess = MAX_INT; |
---|
| 1393 | m_prevPOC = MAX_INT; |
---|
| 1394 | m_bFirstSliceInPicture = true; |
---|
| 1395 | m_bFirstSliceInSequence = true; |
---|
| 1396 | m_prevSliceSkipped = false; |
---|
| 1397 | m_skippedPOC = 0; |
---|
| 1398 | return false; |
---|
| 1399 | |
---|
| 1400 | case NAL_UNIT_ACCESS_UNIT_DELIMITER: |
---|
| 1401 | // TODO: process AU delimiter |
---|
| 1402 | return false; |
---|
| 1403 | |
---|
| 1404 | case NAL_UNIT_EOB: |
---|
| 1405 | return false; |
---|
| 1406 | |
---|
[964] | 1407 | case NAL_UNIT_FILLER_DATA: |
---|
| 1408 | #if H_MV |
---|
| 1409 | assert( m_isLastNALWasEos == false ); |
---|
| 1410 | #endif |
---|
| 1411 | return false; |
---|
[872] | 1412 | |
---|
| 1413 | case NAL_UNIT_RESERVED_VCL_N10: |
---|
| 1414 | case NAL_UNIT_RESERVED_VCL_R11: |
---|
| 1415 | case NAL_UNIT_RESERVED_VCL_N12: |
---|
| 1416 | case NAL_UNIT_RESERVED_VCL_R13: |
---|
| 1417 | case NAL_UNIT_RESERVED_VCL_N14: |
---|
| 1418 | case NAL_UNIT_RESERVED_VCL_R15: |
---|
| 1419 | |
---|
| 1420 | case NAL_UNIT_RESERVED_IRAP_VCL22: |
---|
| 1421 | case NAL_UNIT_RESERVED_IRAP_VCL23: |
---|
| 1422 | |
---|
| 1423 | case NAL_UNIT_RESERVED_VCL24: |
---|
| 1424 | case NAL_UNIT_RESERVED_VCL25: |
---|
| 1425 | case NAL_UNIT_RESERVED_VCL26: |
---|
| 1426 | case NAL_UNIT_RESERVED_VCL27: |
---|
| 1427 | case NAL_UNIT_RESERVED_VCL28: |
---|
| 1428 | case NAL_UNIT_RESERVED_VCL29: |
---|
| 1429 | case NAL_UNIT_RESERVED_VCL30: |
---|
| 1430 | case NAL_UNIT_RESERVED_VCL31: |
---|
| 1431 | |
---|
| 1432 | case NAL_UNIT_RESERVED_NVCL41: |
---|
| 1433 | case NAL_UNIT_RESERVED_NVCL42: |
---|
| 1434 | case NAL_UNIT_RESERVED_NVCL43: |
---|
| 1435 | case NAL_UNIT_RESERVED_NVCL44: |
---|
| 1436 | case NAL_UNIT_RESERVED_NVCL45: |
---|
| 1437 | case NAL_UNIT_RESERVED_NVCL46: |
---|
| 1438 | case NAL_UNIT_RESERVED_NVCL47: |
---|
| 1439 | case NAL_UNIT_UNSPECIFIED_48: |
---|
| 1440 | case NAL_UNIT_UNSPECIFIED_49: |
---|
| 1441 | case NAL_UNIT_UNSPECIFIED_50: |
---|
| 1442 | case NAL_UNIT_UNSPECIFIED_51: |
---|
| 1443 | case NAL_UNIT_UNSPECIFIED_52: |
---|
| 1444 | case NAL_UNIT_UNSPECIFIED_53: |
---|
| 1445 | case NAL_UNIT_UNSPECIFIED_54: |
---|
| 1446 | case NAL_UNIT_UNSPECIFIED_55: |
---|
| 1447 | case NAL_UNIT_UNSPECIFIED_56: |
---|
| 1448 | case NAL_UNIT_UNSPECIFIED_57: |
---|
| 1449 | case NAL_UNIT_UNSPECIFIED_58: |
---|
| 1450 | case NAL_UNIT_UNSPECIFIED_59: |
---|
| 1451 | case NAL_UNIT_UNSPECIFIED_60: |
---|
| 1452 | case NAL_UNIT_UNSPECIFIED_61: |
---|
| 1453 | case NAL_UNIT_UNSPECIFIED_62: |
---|
| 1454 | case NAL_UNIT_UNSPECIFIED_63: |
---|
[2] | 1455 | default: |
---|
[872] | 1456 | assert (0); |
---|
[2] | 1457 | } |
---|
| 1458 | |
---|
| 1459 | return false; |
---|
| 1460 | } |
---|
| 1461 | |
---|
[608] | 1462 | /** Function for checking if picture should be skipped because of association with a previous BLA picture |
---|
| 1463 | * \param iPOCLastDisplay POC of last picture displayed |
---|
| 1464 | * \returns true if the picture should be skipped |
---|
| 1465 | * This function skips all TFD pictures that follow a BLA picture |
---|
| 1466 | * in decoding order and precede it in output order. |
---|
| 1467 | */ |
---|
| 1468 | Bool TDecTop::isSkipPictureForBLA(Int& iPOCLastDisplay) |
---|
[210] | 1469 | { |
---|
[655] | 1470 | if ((m_associatedIRAPType == NAL_UNIT_CODED_SLICE_BLA_N_LP || m_associatedIRAPType == NAL_UNIT_CODED_SLICE_BLA_W_LP || m_associatedIRAPType == NAL_UNIT_CODED_SLICE_BLA_W_RADL) && |
---|
| 1471 | m_apcSlicePilot->getPOC() < m_pocCRA && (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N)) |
---|
[608] | 1472 | { |
---|
| 1473 | iPOCLastDisplay++; |
---|
| 1474 | return true; |
---|
| 1475 | } |
---|
| 1476 | return false; |
---|
[210] | 1477 | } |
---|
| 1478 | |
---|
[2] | 1479 | /** Function for checking if picture should be skipped because of random access |
---|
| 1480 | * \param iSkipFrame skip frame counter |
---|
| 1481 | * \param iPOCLastDisplay POC of last picture displayed |
---|
| 1482 | * \returns true if the picture shold be skipped in the random access. |
---|
| 1483 | * This function checks the skipping of pictures in the case of -s option random access. |
---|
| 1484 | * All pictures prior to the random access point indicated by the counter iSkipFrame are skipped. |
---|
| 1485 | * It also checks the type of Nal unit type at the random access point. |
---|
[608] | 1486 | * If the random access point is CRA/CRANT/BLA/BLANT, TFD pictures with POC less than the POC of the random access point are skipped. |
---|
[2] | 1487 | * If the random access point is IDR all pictures after the random access point are decoded. |
---|
[608] | 1488 | * If the random access point is none of the above, a warning is issues, and decoding of pictures with POC |
---|
| 1489 | * equal to or greater than the random access point POC is attempted. For non IDR/CRA/BLA random |
---|
[2] | 1490 | * access point there is no guarantee that the decoder will not crash. |
---|
| 1491 | */ |
---|
| 1492 | Bool TDecTop::isRandomAccessSkipPicture(Int& iSkipFrame, Int& iPOCLastDisplay) |
---|
| 1493 | { |
---|
[56] | 1494 | if (iSkipFrame) |
---|
[2] | 1495 | { |
---|
| 1496 | iSkipFrame--; // decrement the counter |
---|
| 1497 | return true; |
---|
| 1498 | } |
---|
[773] | 1499 | #if H_MV |
---|
[738] | 1500 | else if ( !m_layerInitilizedFlag[ m_layerId ] ) // start of random access point, m_pocRandomAccess has not been set yet. |
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| 1501 | #else |
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[56] | 1502 | else if (m_pocRandomAccess == MAX_INT) // start of random access point, m_pocRandomAccess has not been set yet. |
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[738] | 1503 | #endif |
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[2] | 1504 | { |
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[608] | 1505 | if ( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA |
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| 1506 | || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_LP |
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| 1507 | || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_N_LP |
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| 1508 | || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_BLA_W_RADL ) |
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[2] | 1509 | { |
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[738] | 1510 | |
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[773] | 1511 | #if H_MV |
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[738] | 1512 | if ( xAllRefLayersInitilized() ) |
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| 1513 | { |
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| 1514 | m_layerInitilizedFlag[ m_layerId ] = true; |
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| 1515 | m_pocRandomAccess = m_apcSlicePilot->getPOC(); |
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| 1516 | } |
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| 1517 | else |
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| 1518 | { |
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| 1519 | return true; |
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| 1520 | } |
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| 1521 | #else |
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[608] | 1522 | // set the POC random access since we need to skip the reordered pictures in the case of CRA/CRANT/BLA/BLANT. |
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| 1523 | m_pocRandomAccess = m_apcSlicePilot->getPOC(); |
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[738] | 1524 | #endif |
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[2] | 1525 | } |
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[608] | 1526 | else if ( m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_W_RADL || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR_N_LP ) |
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[2] | 1527 | { |
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[773] | 1528 | #if H_MV |
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[738] | 1529 | if ( xAllRefLayersInitilized() ) |
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| 1530 | { |
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| 1531 | m_layerInitilizedFlag[ m_layerId ] = true; |
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[773] | 1532 | m_pocRandomAccess = -MAX_INT; // no need to skip the reordered pictures in IDR, they are decodable. |
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| 1533 | } |
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| 1534 | else |
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| 1535 | { |
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[738] | 1536 | return true; |
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| 1537 | } |
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| 1538 | #else |
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| 1539 | m_pocRandomAccess = -MAX_INT; // no need to skip the reordered pictures in IDR, they are decodable. |
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| 1540 | #endif |
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| 1541 | } |
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| 1542 | else |
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| 1543 | { |
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[773] | 1544 | #if H_MV |
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[738] | 1545 | static Bool warningMessage[MAX_NUM_LAYERS]; |
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| 1546 | static Bool warningInitFlag = false; |
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| 1547 | |
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| 1548 | if (!warningInitFlag) |
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| 1549 | { |
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| 1550 | for ( Int i = 0; i < MAX_NUM_LAYERS; i++) |
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| 1551 | { |
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| 1552 | warningMessage[i] = true; |
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| 1553 | } |
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| 1554 | warningInitFlag = true; |
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| 1555 | } |
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| 1556 | |
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| 1557 | if ( warningMessage[getLayerId()] ) |
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| 1558 | { |
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| 1559 | printf("\nLayer%3d No valid random access point. VCL NAL units of this layer are discarded until next layer initialization picture. ", getLayerId() ); |
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| 1560 | warningMessage[m_layerId] = false; |
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| 1561 | } |
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| 1562 | #else |
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[608] | 1563 | static Bool warningMessage = false; |
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[56] | 1564 | if(!warningMessage) |
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| 1565 | { |
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| 1566 | printf("\nWarning: this is not a valid random access point and the data is discarded until the first CRA picture"); |
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| 1567 | warningMessage = true; |
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| 1568 | } |
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[738] | 1569 | #endif |
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[56] | 1570 | return true; |
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[2] | 1571 | } |
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| 1572 | } |
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[608] | 1573 | // skip the reordered pictures, if necessary |
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| 1574 | else if (m_apcSlicePilot->getPOC() < m_pocRandomAccess && (m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_R || m_apcSlicePilot->getNalUnitType() == NAL_UNIT_CODED_SLICE_RASL_N)) |
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[2] | 1575 | { |
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| 1576 | iPOCLastDisplay++; |
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| 1577 | return true; |
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| 1578 | } |
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[773] | 1579 | #if H_MV |
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[738] | 1580 | return !m_layerInitilizedFlag[ getLayerId() ]; |
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| 1581 | #else |
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[2] | 1582 | // if we reach here, then the picture is not skipped. |
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[56] | 1583 | return false; |
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[738] | 1584 | #endif |
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[2] | 1585 | } |
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[56] | 1586 | |
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[608] | 1587 | #if H_MV |
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| 1588 | TComPic* TDecTop::getPic( Int poc ) |
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[56] | 1589 | { |
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[608] | 1590 | xGetPic( m_layerId, poc ); |
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| 1591 | TComList<TComPic*>* listPic = getListPic(); |
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| 1592 | TComPic* pcPic = NULL; |
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| 1593 | for(TComList<TComPic*>::iterator it=listPic->begin(); it!=listPic->end(); it++) |
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| 1594 | { |
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| 1595 | if( (*it)->getPOC() == poc ) |
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| 1596 | { |
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| 1597 | pcPic = *it ; |
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| 1598 | break ; |
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| 1599 | } |
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| 1600 | } |
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| 1601 | return pcPic; |
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[56] | 1602 | } |
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[2] | 1603 | |
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[608] | 1604 | TComPic* TDecTop::xGetPic( Int layerId, Int poc ) |
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| 1605 | { |
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| 1606 | return m_ivPicLists->getPic( layerId, poc ) ; |
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| 1607 | } |
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| 1608 | |
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[622] | 1609 | Void TDecTop::xResetPocInPicBuffer() |
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| 1610 | { |
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| 1611 | TComList<TComPic*>::iterator iterPic = m_cListPic.begin(); |
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| 1612 | while (iterPic != m_cListPic.end()) |
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| 1613 | { |
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| 1614 | TComPic* pic = *(iterPic++); |
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| 1615 | if ( pic->getReconMark() ) |
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| 1616 | { |
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| 1617 | for( Int i = 0; i < pic->getNumAllocatedSlice(); i++) |
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| 1618 | { |
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| 1619 | TComSlice* slice = pic->getSlice( i ); |
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| 1620 | slice->setPOC ( slice->getPOC() - m_apcSlicePilot->getPocBeforeReset() ); |
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| 1621 | } |
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| 1622 | } |
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| 1623 | } |
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| 1624 | } |
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[738] | 1625 | |
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[773] | 1626 | #if H_MV |
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[738] | 1627 | Void TDecTop::xCeckNoClrasOutput() |
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| 1628 | { |
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| 1629 | // This part needs further testing! |
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| 1630 | if ( getLayerId() == 0 ) |
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| 1631 | { |
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| 1632 | NalUnitType nut = m_apcSlicePilot->getNalUnitType(); |
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| 1633 | |
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| 1634 | Bool isBLA = ( nut == NAL_UNIT_CODED_SLICE_BLA_W_LP ) || ( nut == NAL_UNIT_CODED_SLICE_BLA_N_LP ) || ( nut == NAL_UNIT_CODED_SLICE_BLA_W_RADL ); |
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| 1635 | Bool isIDR = ( nut == NAL_UNIT_CODED_SLICE_IDR_W_RADL ) || ( nut == NAL_UNIT_CODED_SLICE_IDR_N_LP ); |
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| 1636 | Bool noClrasOutputFlag = isBLA || ( isIDR && m_apcSlicePilot->getCrossLayerBlaFlag() ); |
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| 1637 | |
---|
| 1638 | if ( noClrasOutputFlag ) |
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| 1639 | { |
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| 1640 | for (Int i = 0; i < MAX_NUM_LAYER_IDS; i++) |
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| 1641 | { |
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| 1642 | m_layerInitilizedFlag[i] = false; |
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| 1643 | } |
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| 1644 | } |
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| 1645 | } |
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| 1646 | } |
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| 1647 | |
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| 1648 | Bool TDecTop::xAllRefLayersInitilized() |
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| 1649 | { |
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| 1650 | Bool allRefLayersInitilizedFlag = true; |
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| 1651 | TComVPS* vps = m_parameterSetManagerDecoder.getPrefetchedVPS( 0 ); |
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| 1652 | for (Int i = 0; i < vps->getNumDirectRefLayers( getLayerId() ); i++ ) |
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| 1653 | { |
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| 1654 | Int refLayerId = vps->getRefLayerId( m_layerId, i ); |
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| 1655 | allRefLayersInitilizedFlag = allRefLayersInitilizedFlag && m_layerInitilizedFlag[ refLayerId ]; |
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| 1656 | } |
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| 1657 | |
---|
| 1658 | return allRefLayersInitilizedFlag; |
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| 1659 | } |
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[608] | 1660 | #endif |
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[738] | 1661 | #endif |
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[56] | 1662 | //! \} |
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