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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 Centre for Digital Music, Queen Mary, University of London.
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7 This file copyright 2006 Chris Cannam.
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8
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9 This program is free software; you can redistribute it and/or
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10 modify it under the terms of the GNU General Public License as
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11 published by the Free Software Foundation; either version 2 of the
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12 License, or (at your option) any later version. See the file
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13 COPYING included with this distribution for more information.
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14 */
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15
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16 #ifndef _FEATURE_EXTRACTION_PLUGIN_FACTORY_H_
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17 #define _FEATURE_EXTRACTION_PLUGIN_FACTORY_H_
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18
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19 #include <QString>
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20 #include <vector>
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21 #include <map>
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22
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23 namespace Vamp { class Plugin; }
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24
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25 class FeatureExtractionPluginFactory
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26 {
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27 public:
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28 virtual ~FeatureExtractionPluginFactory() { }
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29
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30 static FeatureExtractionPluginFactory *instance(QString pluginType);
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31 static FeatureExtractionPluginFactory *instanceFor(QString identifier);
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32 static std::vector<QString> getAllPluginIdentifiers();
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33
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34 virtual std::vector<QString> getPluginPath();
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35
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36 virtual std::vector<QString> getPluginIdentifiers();
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37
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38 virtual QString findPluginFile(QString soname, QString inDir = "");
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39
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40 // We don't set blockSize or channels on this -- they're
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41 // negotiated and handled via initialize() on the plugin
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42 virtual Vamp::Plugin *instantiatePlugin(QString identifier,
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43 float inputSampleRate);
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44
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45 /**
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46 * Get category metadata about a plugin (without instantiating it).
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47 */
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48 virtual QString getPluginCategory(QString identifier);
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49
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50 protected:
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51 std::vector<QString> m_pluginPath;
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52 std::map<QString, QString> m_taxonomy;
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53
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54 friend class PluginDeletionNotifyAdapter;
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55 void pluginDeleted(Vamp::Plugin *);
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56 std::map<Vamp::Plugin *, void *> m_handleMap;
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57
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58 void generateTaxonomy();
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59 };
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60
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61 #endif
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