annotate plugin/LADSPAPluginFactory.h @ 1886:f803d3c33f76 tip

Switch off copious debug in soft synth driving
author Chris Cannam
date Fri, 14 Aug 2020 10:44:44 +0100
parents 5f8fbbde08ff
children
rev   line source
Chris@49 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@0 2
Chris@0 3 /*
Chris@52 4 Sonic Visualiser
Chris@52 5 An audio file viewer and annotation editor.
Chris@52 6 Centre for Digital Music, Queen Mary, University of London.
Chris@0 7
Chris@52 8 This program is free software; you can redistribute it and/or
Chris@52 9 modify it under the terms of the GNU General Public License as
Chris@52 10 published by the Free Software Foundation; either version 2 of the
Chris@52 11 License, or (at your option) any later version. See the file
Chris@52 12 COPYING included with this distribution for more information.
Chris@0 13 */
Chris@0 14
Chris@0 15 /*
Chris@0 16 This is a modified version of a source file from the
Chris@0 17 Rosegarden MIDI and audio sequencer and notation editor.
Chris@17 18 This file copyright 2000-2006 Chris Cannam and Richard Bown.
Chris@0 19 */
Chris@0 20
Chris@1581 21 #ifndef SV_LADSPA_PLUGIN_FACTORY_H
Chris@1581 22 #define SV_LADSPA_PLUGIN_FACTORY_H
Chris@0 23
Chris@0 24 #include "RealTimePluginFactory.h"
Chris@0 25 #include "api/ladspa.h"
Chris@0 26
Chris@1179 27 #include "PluginScan.h"
Chris@1179 28
Chris@0 29 #include <vector>
Chris@0 30 #include <map>
Chris@0 31 #include <set>
Chris@0 32 #include <QString>
Chris@0 33
Chris@0 34 class LADSPAPluginInstance;
Chris@0 35
Chris@0 36 class LADSPAPluginFactory : public RealTimePluginFactory
Chris@0 37 {
Chris@0 38 public:
Chris@0 39 virtual ~LADSPAPluginFactory();
Chris@0 40
Chris@1580 41 void discoverPlugins() override;
Chris@0 42
Chris@1580 43 const std::vector<QString> &getPluginIdentifiers() const override;
Chris@0 44
Chris@1580 45 void enumeratePlugins(std::vector<QString> &list) override;
Chris@0 46
Chris@1830 47 RealTimePluginDescriptor getPluginDescriptor(QString identifier)
Chris@1830 48 const override;
Chris@60 49
Chris@1830 50 std::shared_ptr<RealTimePluginInstance>
Chris@1830 51 instantiatePlugin(QString identifier,
Chris@1830 52 int clientId,
Chris@1830 53 int position,
Chris@1830 54 sv_samplerate_t sampleRate,
Chris@1830 55 int blockSize,
Chris@1830 56 int channels) override;
Chris@0 57
Chris@1580 58 QString getPluginCategory(QString identifier) override;
Chris@165 59
Chris@1580 60 QString getPluginLibraryPath(QString identifier) override;
Chris@1464 61
Chris@0 62 float getPortMinimum(const LADSPA_Descriptor *, int port);
Chris@0 63 float getPortMaximum(const LADSPA_Descriptor *, int port);
Chris@0 64 float getPortDefault(const LADSPA_Descriptor *, int port);
Chris@57 65 float getPortQuantization(const LADSPA_Descriptor *, int port);
Chris@0 66 int getPortDisplayHint(const LADSPA_Descriptor *, int port);
Chris@0 67
Chris@1472 68 static std::vector<QString> getPluginPath();
Chris@1472 69
Chris@0 70 protected:
Chris@0 71 LADSPAPluginFactory();
Chris@0 72 friend class RealTimePluginFactory;
Chris@0 73
Chris@1180 74 virtual PluginScan::PluginType getPluginType() const {
Chris@1180 75 return PluginScan::LADSPAPlugin;
Chris@1179 76 }
Chris@1179 77
Chris@0 78 virtual std::vector<QString> getLRDFPath(QString &baseUri);
Chris@0 79
Chris@929 80 virtual void discoverPluginsFrom(QString soName);
Chris@0 81 virtual void generateTaxonomy(QString uri, QString base);
Chris@0 82 virtual void generateFallbackCategories();
Chris@0 83
Chris@0 84 virtual const LADSPA_Descriptor *getLADSPADescriptor(QString identifier);
Chris@0 85
Chris@0 86 void loadLibrary(QString soName);
Chris@0 87 void unloadLibrary(QString soName);
Chris@0 88 void unloadUnusedLibraries();
Chris@0 89
Chris@0 90 std::vector<QString> m_identifiers;
Chris@1464 91 std::map<QString, QString> m_libraries; // identifier -> full file path
Chris@1830 92 std::map<QString, RealTimePluginDescriptor> m_rtDescriptors;
Chris@0 93
Chris@165 94 std::map<QString, QString> m_taxonomy;
Chris@165 95 std::map<unsigned long, QString> m_lrdfTaxonomy;
Chris@0 96 std::map<unsigned long, std::map<int, float> > m_portDefaults;
Chris@0 97
Chris@1830 98 std::set<std::weak_ptr<RealTimePluginInstance>,
Chris@1830 99 std::owner_less<std::weak_ptr<RealTimePluginInstance>>> m_instances;
Chris@0 100
Chris@0 101 typedef std::map<QString, void *> LibraryHandleMap;
Chris@0 102 LibraryHandleMap m_libraryHandles;
Chris@0 103 };
Chris@0 104
Chris@0 105 #endif
Chris@0 106