source: 3DVCSoftware/branches/HTM-DEV-2.0-dev3-SCU-Hisilicon/source/Lib/TLibExtractor/TExtrTop.cpp @ 584

Last change on this file since 584 was 534, checked in by tech, 11 years ago

MergeMerged tags/HTM-DEV-1.0.

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1/* The copyright in this software is being made available under the BSD
2 * License, included below. This software may be subject to other third party
3 * and contributor rights, including patent rights, and no such rights are
4 * granted under this license. 
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6 * Copyright (c) 2010-2011, ISO/IEC
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8 *
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10 * modification, are permitted provided that the following conditions are met:
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13 *    this list of conditions and the following disclaimer.
14 *  * Redistributions in binary form must reproduce the above copyright notice,
15 *    this list of conditions and the following disclaimer in the documentation
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18 *    be used to endorse or promote products derived from this software without
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29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34/** \file     TExtrTop.cpp
35    \brief    extractor class
36*/
37
38#include "TExtrTop.h"
39#if H_MV
40TExtrTop::TExtrTop()
41{
42}
43
44TExtrTop::~TExtrTop()
45{
46}
47
48Void TExtrTop::init()
49{
50  m_cEntropyDecoder.init(&m_cPrediction);
51
52  m_acSPSBuffer.clear();
53}
54
55Bool TExtrTop::extract( InputNALUnit& nalu, std::set<UInt>& rsuiExtractLayerIds )
56{
57  //extraction now has to be done using layer_id
58  UInt uiLayerId      = nalu.m_layerId;
59
60 
61  // Initialize entropy decoder
62  m_cEntropyDecoder.setEntropyDecoder( &m_cCavlcDecoder );
63  m_cEntropyDecoder.setBitstream     ( nalu.m_Bitstream );
64 
65  if ( nalu.m_nalUnitType == NAL_UNIT_VPS )
66  {
67    // a hack for now assuming there's only one VPS in the bitstream
68    m_cEntropyDecoder.decodeVPS( &m_cVPS );     
69  }
70
71  if ( nalu.m_nalUnitType == NAL_UNIT_SPS )
72  {
73     TComSPS     cSPS;
74#if H_3D
75     Int layerIdInVPS = m_cVPS.getLayerIdInVps( uiLayerId ); 
76     m_cEntropyDecoder   .decodeSPS( &cSPS, m_cVPS.getViewIndex( layerIdInVPS ), ( m_cVPS.getDepthId( layerIdInVPS ) == 1 ) );
77#else
78     m_cEntropyDecoder   .decodeSPS( &cSPS );
79#endif
80     m_acSPSBuffer       .push_back( cSPS );
81  }
82
83  return ( rsuiExtractLayerIds.find( uiLayerId ) != rsuiExtractLayerIds.end() );
84}
85
86
87Void TExtrTop::dumpSpsInfo( std::ostream& rcSpsInfoHandle )
88{ 
89  rcSpsInfoHandle << "NumSPS = " << m_acSPSBuffer.size() << std::endl;
90 
91  std::list<Int>::iterator iterSPSLayerId = m_aiSPSLayerIdBuffer.begin(); 
92
93  for( std::list<TComSPS>::iterator iterSPS = m_acSPSBuffer.begin(); iterSPS != m_acSPSBuffer.end(); iterSPS++, iterSPSLayerId++ )
94  {     
95     rcSpsInfoHandle << "layer_id = "              << *iterSPSLayerId << std::endl;
96     rcSpsInfoHandle << "seq_parameter_set_id = "  << iterSPS->getSPSId() << std::endl;
97  }
98}
99
100Void TExtrTop::dumpVpsInfo( std::ostream& rcVpsInfoHandle )
101{ 
102  rcVpsInfoHandle << "MaxLayers = "     << m_cVPS.getMaxLayers()     << std::endl; 
103  rcVpsInfoHandle << "MaxNuhLayerId = " << m_cVPS.getVpsMaxLayerId() << std::endl; 
104 
105  for ( Int layerIdxInVps = 0; layerIdxInVps < m_cVPS.getMaxLayers(); layerIdxInVps++ )
106  { 
107    rcVpsInfoHandle << "LayerIdxInVps =  " << layerIdxInVps                           << std::endl; 
108    rcVpsInfoHandle << "LayerIdInNuh = "   << m_cVPS.getLayerIdInNuh( layerIdxInVps ) << std::endl; 
109    rcVpsInfoHandle << "ViewId = "         << m_cVPS.getViewId      ( layerIdxInVps ) << std::endl; 
110#if H_3D
111    rcVpsInfoHandle << "DepthFlag = "      << m_cVPS.getViewIndex   ( layerIdxInVps ) << std::endl;     
112    rcVpsInfoHandle << "DepthFlag = "      << m_cVPS.getDepthId     ( layerIdxInVps ) << std::endl;     
113#endif
114  }
115}
116#endif
117
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