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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 _CSV_FEATURE_WRITER_H_
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21 #define _CSV_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 "FileFeatureWriter.h"
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30
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31 using std::string;
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32 using std::map;
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33
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34 class QTextStream;
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35 class QFile;
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36
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37 class CSVFeatureWriter : public FileFeatureWriter
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38 {
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39 public:
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40 CSVFeatureWriter();
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41 virtual ~CSVFeatureWriter();
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42
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43 virtual string getDescription() const;
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44
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45 virtual ParameterList getSupportedParameters() const;
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46 virtual void setParameters(map<string, string> ¶ms);
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47
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48 virtual void write(QString trackid,
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49 const Transform &transform,
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50 const Vamp::Plugin::OutputDescriptor &output,
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51 const Vamp::Plugin::FeatureList &features,
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52 std::string summaryType = "");
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53
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54 virtual void finish();
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55
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56 virtual QString getWriterTag() const { return "csv"; }
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57
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58 private:
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59 QString m_separator;
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60 bool m_sampleTiming;
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61 bool m_endTimes;
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62 bool m_forceEnd;
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63 bool m_omitFilename;
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64 QString m_prevPrintedTrackId;
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65
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66 typedef map<TrackTransformPair, Vamp::Plugin::Feature> PendingFeatures;
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67 typedef map<TrackTransformPair, std::string> PendingSummaryTypes;
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68 PendingFeatures m_pending;
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69 PendingSummaryTypes m_pendingSummaryTypes;
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70
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71 typedef map<TransformId, float> SampleRateMap;
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72 SampleRateMap m_rates;
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73
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74 void writeFeature(TrackTransformPair trackId,
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75 QTextStream &,
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76 const Vamp::Plugin::Feature &f,
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77 const Vamp::Plugin::Feature *optionalNextFeature,
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78 std::string summaryType);
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79 };
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80
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81 #endif
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