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1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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2
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3 /*
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4 Sonic Visualiser
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5 An audio file viewer and annotation editor.
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6
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7 Sonic Annotator
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8 A utility for batch feature extraction from audio files.
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9
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10 Mark Levy, Chris Sutton and Chris Cannam, Queen Mary, University of London.
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11 Copyright 2007-2008 QMUL.
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12
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13 This program is free software; you can redistribute it and/or
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14 modify it under the terms of the GNU General Public License as
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15 published by the Free Software Foundation; either version 2 of the
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16 License, or (at your option) any later version. See the file
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17 COPYING included with this distribution for more information.
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18 */
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19
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20 #ifndef _RDF_FEATURE_WRITER_H_
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21 #define _RDF_FEATURE_WRITER_H_
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22
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23 #include <string>
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24 #include <map>
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25 #include <set>
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26
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27 #include <QString>
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28
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29 #include "transform/FileFeatureWriter.h"
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30
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31 #include "PluginRDFDescription.h"
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32
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33 using std::string;
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34 using std::map;
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35 using std::set;
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36 using std::pair;
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37
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38 class QTextStream;
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39 class QFile;
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40
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41 class RDFFeatureWriter : public FileFeatureWriter
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42 {
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43 public:
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44 RDFFeatureWriter();
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45 virtual ~RDFFeatureWriter();
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46
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47 virtual ParameterList getSupportedParameters() const;
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48 virtual void setParameters(map<string, string> ¶ms);
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49
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50 virtual void setTrackMetadata(QString trackid, TrackMetadata metadata);
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51
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52 virtual void write(QString trackid,
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53 const Transform &transform,
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54 const Vamp::Plugin::OutputDescriptor &output,
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55 const Vamp::Plugin::FeatureList &features,
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56 std::string summaryType = "");
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57
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58 virtual void finish();
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59
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60 private:
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61 typedef map<QString, PluginRDFDescription> RDFDescriptionMap; // by plugin id
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62 RDFDescriptionMap m_rdfDescriptions;
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63
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64 typedef map<QString, TrackMetadata> TrackMetadataMap;
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65 TrackMetadataMap m_metadata;
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66
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67 void writePrefixes(QTextStream *);
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68 void writeSignalDescription(QTextStream *, QString);
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69 void writeLocalFeatureTypes(QTextStream *,
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70 const Transform &,
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71 const Vamp::Plugin::OutputDescriptor &,
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72 PluginRDFDescription &);
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73
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74 void writeSparseRDF(QTextStream *stream,
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75 const Transform &transform,
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76 const Vamp::Plugin::OutputDescriptor &output,
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77 const Vamp::Plugin::FeatureList &features,
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78 PluginRDFDescription &desc,
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79 QString timelineURI);
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80
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81 void writeDenseRDF(QTextStream *stream,
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82 const Transform &transform,
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83 const Vamp::Plugin::OutputDescriptor &output,
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84 const Vamp::Plugin::FeatureList &features,
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85 PluginRDFDescription &desc,
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86 QString signalURI,
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87 QString timelineURI);
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88
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89 set<QString> m_startedTrackIds;
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90
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91 map<QTextStream *, set<Transform> > m_startedStreamTransforms;
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92
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93 map<QString, QString> m_trackTimelineURIs;
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94 map<QString, QString> m_trackSignalURIs;
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95
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96 map<Transform, QString> m_transformURIs;
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97 map<Transform, QString> m_syntheticEventTypeURIs;
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98 map<Transform, QString> m_syntheticSignalTypeURIs;
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99
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100 typedef pair<QString, Transform> StringTransformPair;
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101 typedef pair<QTextStream *, QString> StreamBuffer;
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102 map<StringTransformPair, StreamBuffer> m_openDenseFeatures; // signal URI + transform -> stream + text
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103 QString m_suri;
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104
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105 bool m_plain;
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106
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107 uint64_t m_count;
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108 };
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109
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110 #endif
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