diff plugin/NativeVampPluginFactory.h @ 1225:ba16388b937d piper

Restore native-Vamp factory and make the choice between Piper and Native a preference

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/plugin/NativeVampPluginFactory.h	Fri Oct 21 11:49:27 2016 +0100
@@ -0,0 +1,66 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Sonic Visualiser
+    An audio file viewer and annotation editor.
+    Centre for Digital Music, Queen Mary, University of London.
+    This file copyright 2006-2016 Chris Cannam and QMUL.
+    
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License as
+    published by the Free Software Foundation; either version 2 of the
+    License, or (at your option) any later version.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#ifndef SV_NATIVE_VAMP_PLUGIN_FACTORY_H
+#define SV_NATIVE_VAMP_PLUGIN_FACTORY_H
+
+#include "FeatureExtractionPluginFactory.h"
+
+#include <vector>
+#include <map>
+
+#include "base/Debug.h"
+
+#include <QMutex>
+
+/**
+ * FeatureExtractionPluginFactory type for Vamp plugins hosted
+ * in-process.
+ */
+class NativeVampPluginFactory : public FeatureExtractionPluginFactory
+{
+public:
+    virtual ~NativeVampPluginFactory() { }
+
+    virtual std::vector<QString> getPluginIdentifiers();
+    
+    virtual QString findPluginFile(QString soname, QString inDir = "");
+
+    virtual piper_vamp::PluginStaticData getPluginStaticData(QString identifier);
+
+    virtual Vamp::Plugin *instantiatePlugin(QString identifier,
+                                            sv_samplerate_t inputSampleRate);
+
+    /**
+     * Get category metadata about a plugin (without instantiating it).
+     */
+    virtual QString getPluginCategory(QString identifier);
+
+protected:
+    QMutex m_mutex;
+    std::vector<QString> m_pluginPath;
+    std::vector<QString> m_identifiers;
+    std::map<QString, QString> m_taxonomy; // identifier -> category string
+    std::map<QString, piper_vamp::PluginStaticData> m_pluginData; // identifier -> data (created opportunistically)
+
+    friend class PluginDeletionNotifyAdapter;
+    void pluginDeleted(Vamp::Plugin *);
+    std::map<Vamp::Plugin *, void *> m_handleMap;
+    
+    std::vector<QString> getPluginPath();
+    void generateTaxonomy();
+};
+
+#endif