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103 lines
3.0 KiB
103 lines
3.0 KiB
/*
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Rosegarden
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A sequencer and musical notation editor.
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This program is Copyright 2000-2008
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Guillaume Laurent <glaurent@telegraph-road.org>,
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Chris Cannam <cannam@all-day-breakfast.com>,
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Richard Bown <bownie@bownie.com>
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The moral right of the authors to claim authorship of this work
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has been asserted.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version. See the file
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COPYING included with this distribution for more information.
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*/
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#ifndef _LADSPA_PLUGIN_FACTORY_H_
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#define _LADSPA_PLUGIN_FACTORY_H_
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#ifdef HAVE_LADSPA
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#include "PluginFactory.h"
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#include <ladspa.h>
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#include <vector>
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#include <map>
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#include <set>
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#include <tqstring.h>
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namespace Rosegarden
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{
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class LADSPAPluginInstance;
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class LADSPAPluginFactory : public PluginFactory
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{
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public:
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virtual ~LADSPAPluginFactory();
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virtual void discoverPlugins();
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virtual const std::vector<TQString> &getPluginIdentifiers() const;
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virtual void enumeratePlugins(MappedObjectPropertyList &list);
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virtual void populatePluginSlot(TQString identifier, MappedPluginSlot &slot);
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virtual RunnablePluginInstance *instantiatePlugin(TQString identifier,
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int instrumentId,
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int position,
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unsigned int sampleRate,
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unsigned int blockSize,
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unsigned int channels);
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MappedObjectValue getPortMinimum(const LADSPA_Descriptor *, int port);
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MappedObjectValue getPortMaximum(const LADSPA_Descriptor *, int port);
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MappedObjectValue getPortDefault(const LADSPA_Descriptor *, int port);
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int getPortDisplayHint(const LADSPA_Descriptor *, int port);
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protected:
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LADSPAPluginFactory();
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friend class PluginFactory;
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virtual std::vector<TQString> getPluginPath();
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#ifdef HAVE_LIBLRDF
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virtual std::vector<TQString> getLRDFPath(TQString &baseUri);
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#endif
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virtual void discoverPlugins(TQString soName);
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virtual void generateTaxonomy(TQString uri, TQString base);
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virtual void generateFallbackCategories();
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virtual void releasePlugin(RunnablePluginInstance *, TQString);
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virtual const LADSPA_Descriptor *getLADSPADescriptor(TQString identifier);
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void loadLibrary(TQString soName);
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void unloadLibrary(TQString soName);
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void unloadUnusedLibraries();
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std::vector<TQString> m_identifiers;
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std::map<unsigned long, TQString> m_taxonomy;
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std::map<TQString, TQString> m_fallbackCategories;
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std::map<unsigned long, std::map<int, float> > m_portDefaults;
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std::set<RunnablePluginInstance *> m_instances;
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typedef std::map<TQString, void *> LibraryHandleMap;
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LibraryHandleMap m_libraryHandles;
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};
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}
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#endif
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#endif
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