1 | /* The copyright in this software is being made available under the BSD |
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2 | * License, included below. This software may be subject to other third party |
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3 | * and contributor rights, including patent rights, and no such rights are |
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4 | * granted under this license. |
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5 | * |
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6 | * Copyright (c) 2010-2011, ISO/IEC |
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7 | * All rights reserved. |
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8 | * |
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9 | * Redistribution and use in source and binary forms, with or without |
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10 | * modification, are permitted provided that the following conditions are met: |
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11 | * |
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12 | * * Redistributions of source code must retain the above copyright notice, |
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13 | * this list of conditions and the following disclaimer. |
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14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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15 | * this list of conditions and the following disclaimer in the documentation |
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16 | * and/or other materials provided with the distribution. |
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17 | * * Neither the name of the ISO/IEC nor the names of its contributors may |
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18 | * be used to endorse or promote products derived from this software without |
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19 | * specific prior written permission. |
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20 | * |
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21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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32 | */ |
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33 | |
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34 | /** \file TExtrTop.cpp |
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35 | \brief extractor class |
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36 | */ |
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37 | |
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38 | #include "TExtrTop.h" |
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39 | #if H_MV |
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40 | TExtrTop::TExtrTop() |
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41 | { |
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42 | } |
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43 | |
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44 | TExtrTop::~TExtrTop() |
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45 | { |
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46 | } |
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47 | |
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48 | Void TExtrTop::init() |
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49 | { |
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50 | m_cEntropyDecoder.init(&m_cPrediction); |
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51 | |
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52 | m_acSPSBuffer.clear(); |
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53 | } |
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54 | |
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55 | Bool TExtrTop::extract( InputNALUnit& nalu, std::set<UInt>& rsuiExtractLayerIds ) |
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56 | { |
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57 | //extraction now has to be done using layer_id |
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58 | UInt uiLayerId = nalu.m_layerId; |
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59 | |
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60 | |
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61 | // Initialize entropy decoder |
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62 | m_cEntropyDecoder.setEntropyDecoder( &m_cCavlcDecoder ); |
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63 | m_cEntropyDecoder.setBitstream ( nalu.m_Bitstream ); |
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64 | |
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65 | if ( nalu.m_nalUnitType == NAL_UNIT_VPS ) |
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66 | { |
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67 | // a hack for now assuming there's only one VPS in the bitstream |
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68 | m_cEntropyDecoder.decodeVPS( &m_cVPS ); |
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69 | } |
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70 | |
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71 | if ( nalu.m_nalUnitType == NAL_UNIT_SPS ) |
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72 | { |
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73 | TComSPS cSPS; |
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74 | m_cEntropyDecoder .decodeSPS( &cSPS ); |
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75 | m_acSPSBuffer .push_back( cSPS ); |
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76 | } |
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77 | |
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78 | return ( rsuiExtractLayerIds.find( uiLayerId ) != rsuiExtractLayerIds.end() ); |
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79 | } |
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80 | |
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81 | |
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82 | Void TExtrTop::dumpSpsInfo( std::ostream& rcSpsInfoHandle ) |
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83 | { |
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84 | rcSpsInfoHandle << "NumSPS = " << m_acSPSBuffer.size() << std::endl; |
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85 | |
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86 | std::list<Int>::iterator iterSPSLayerId = m_aiSPSLayerIdBuffer.begin(); |
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87 | |
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88 | for( std::list<TComSPS>::iterator iterSPS = m_acSPSBuffer.begin(); iterSPS != m_acSPSBuffer.end(); iterSPS++, iterSPSLayerId++ ) |
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89 | { |
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90 | rcSpsInfoHandle << "layer_id = " << *iterSPSLayerId << std::endl; |
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91 | rcSpsInfoHandle << "seq_parameter_set_id = " << iterSPS->getSPSId() << std::endl; |
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92 | } |
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93 | } |
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94 | |
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95 | Void TExtrTop::dumpVpsInfo( std::ostream& rcVpsInfoHandle ) |
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96 | { |
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97 | rcVpsInfoHandle << "MaxLayers = " << m_cVPS.getMaxLayersMinus1() + 1 << std::endl; |
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98 | rcVpsInfoHandle << "MaxNuhLayerId = " << m_cVPS.getVpsMaxLayerId() << std::endl; |
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99 | |
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100 | for ( Int layerIdxInVps = 0; layerIdxInVps <= m_cVPS.getMaxLayersMinus1(); layerIdxInVps++ ) |
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101 | { |
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102 | Int layerId = m_cVPS.getLayerIdInNuh( layerIdxInVps ); |
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103 | rcVpsInfoHandle << "LayerIdxInVps = " << layerIdxInVps << std::endl; |
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104 | rcVpsInfoHandle << "LayerIdInNuh = " << layerId << std::endl; |
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105 | rcVpsInfoHandle << "ViewOrderIndex = " << m_cVPS.getViewIndex ( layerId ) << std::endl; |
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106 | rcVpsInfoHandle << "ViewId = " << m_cVPS.getViewId ( layerId ) << std::endl; |
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107 | } |
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108 | } |
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109 | #endif |
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110 | |
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