Chris@0: /* -*- c-basic-offset: 4 -*-  vi:set ts=8 sts=4 sw=4: */
Chris@0: 
Chris@0: /*
Chris@0:     A waveform viewer and audio annotation editor.
Chris@2:     Chris Cannam, Queen Mary University of London, 2005-2006
Chris@0:     
Chris@0:     This is experimental software.  Not for distribution.
Chris@0: */
Chris@0: 
Chris@0: /*
Chris@0:    This is a modified version of a source file from the 
Chris@0:    Rosegarden MIDI and audio sequencer and notation editor.
Chris@17:    This file copyright 2000-2006 Chris Cannam and Richard Bown.
Chris@0: */
Chris@0: 
Chris@0: #ifndef _LADSPA_PLUGIN_FACTORY_H_
Chris@0: #define _LADSPA_PLUGIN_FACTORY_H_
Chris@0: 
Chris@0: #include "RealTimePluginFactory.h"
Chris@0: #include "api/ladspa.h"
Chris@0: 
Chris@0: #include <vector>
Chris@0: #include <map>
Chris@0: #include <set>
Chris@0: #include <QString>
Chris@0: 
Chris@0: class LADSPAPluginInstance;
Chris@0: 
Chris@0: class LADSPAPluginFactory : public RealTimePluginFactory
Chris@0: {
Chris@0: public:
Chris@0:     virtual ~LADSPAPluginFactory();
Chris@0: 
Chris@0:     virtual void discoverPlugins();
Chris@0: 
Chris@0:     virtual const std::vector<QString> &getPluginIdentifiers() const;
Chris@0: 
Chris@0:     virtual void enumeratePlugins(std::vector<QString> &list);
Chris@0: 
Chris@0:     virtual RealTimePluginInstance *instantiatePlugin(QString identifier,
Chris@0: 						      int clientId,
Chris@0: 						      int position,
Chris@0: 						      unsigned int sampleRate,
Chris@0: 						      unsigned int blockSize,
Chris@0: 						      unsigned int channels);
Chris@0: 
Chris@0:     float getPortMinimum(const LADSPA_Descriptor *, int port);
Chris@0:     float getPortMaximum(const LADSPA_Descriptor *, int port);
Chris@0:     float getPortDefault(const LADSPA_Descriptor *, int port);
Chris@0:     int getPortDisplayHint(const LADSPA_Descriptor *, int port);
Chris@0: 
Chris@0: protected:
Chris@0:     LADSPAPluginFactory();
Chris@0:     friend class RealTimePluginFactory;
Chris@0: 
Chris@0:     virtual std::vector<QString> getPluginPath();
Chris@0: 
Chris@35: #ifdef HAVE_LRDF
Chris@0:     virtual std::vector<QString> getLRDFPath(QString &baseUri);
Chris@0: #endif
Chris@0: 
Chris@0:     virtual void discoverPlugins(QString soName);
Chris@0:     virtual void generateTaxonomy(QString uri, QString base);
Chris@0:     virtual void generateFallbackCategories();
Chris@0: 
Chris@0:     virtual void releasePlugin(RealTimePluginInstance *, QString);
Chris@0: 
Chris@0:     virtual const LADSPA_Descriptor *getLADSPADescriptor(QString identifier);
Chris@0: 
Chris@0:     void loadLibrary(QString soName);
Chris@0:     void unloadLibrary(QString soName);
Chris@0:     void unloadUnusedLibraries();
Chris@0: 
Chris@0:     std::vector<QString> m_identifiers;
Chris@0: 
Chris@0:     std::map<unsigned long, QString> m_taxonomy;
Chris@0:     std::map<QString, QString> m_fallbackCategories;
Chris@0:     std::map<unsigned long, std::map<int, float> > m_portDefaults;
Chris@0: 
Chris@0:     std::set<RealTimePluginInstance *> m_instances;
Chris@0: 
Chris@0:     typedef std::map<QString, void *> LibraryHandleMap;
Chris@0:     LibraryHandleMap m_libraryHandles;
Chris@0: };
Chris@0: 
Chris@0: #endif
Chris@0: