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/*
Rosegarden
A sequencer and musical notation editor.
This program is Copyright 2000-2008
Guillaume Laurent <[email protected]>,
Chris Cannam <[email protected]>,
Richard Bown <[email protected]>
The moral right of the authors to claim authorship of this work
has been asserted.
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 _LADSPA_PLUGIN_FACTORY_H_
#define _LADSPA_PLUGIN_FACTORY_H_
#ifdef HAVE_LADSPA
#include "PluginFactory.h"
#include <ladspa.h>
#include <vector>
#include <map>
#include <set>
#include <tqstring.h>
namespace Rosegarden
{
class LADSPAPluginInstance;
class LADSPAPluginFactory : public PluginFactory
{
public:
virtual ~LADSPAPluginFactory();
virtual void discoverPlugins();
virtual const std::vector<TQString> &getPluginIdentifiers() const;
virtual void enumeratePlugins(MappedObjectPropertyList &list);
virtual void populatePluginSlot(TQString identifier, MappedPluginSlot &slot);
virtual RunnablePluginInstance *instantiatePlugin(TQString identifier,
int instrumentId,
int position,
unsigned int sampleRate,
unsigned int blockSize,
unsigned int channels);
MappedObjectValue getPortMinimum(const LADSPA_Descriptor *, int port);
MappedObjectValue getPortMaximum(const LADSPA_Descriptor *, int port);
MappedObjectValue getPortDefault(const LADSPA_Descriptor *, int port);
int getPortDisplayHint(const LADSPA_Descriptor *, int port);
protected:
LADSPAPluginFactory();
friend class PluginFactory;
virtual std::vector<TQString> getPluginPath();
#ifdef HAVE_LIBLRDF
virtual std::vector<TQString> getLRDFPath(TQString &baseUri);
#endif
virtual void discoverPlugins(TQString soName);
virtual void generateTaxonomy(TQString uri, TQString base);
virtual void generateFallbackCategories();
virtual void releasePlugin(RunnablePluginInstance *, TQString);
virtual const LADSPA_Descriptor *getLADSPADescriptor(TQString identifier);
void loadLibrary(TQString soName);
void unloadLibrary(TQString soName);
void unloadUnusedLibraries();
std::vector<TQString> m_identifiers;
std::map<unsigned long, TQString> m_taxonomy;
std::map<TQString, TQString> m_fallbackCategories;
std::map<unsigned long, std::map<int, float> > m_portDefaults;
std::set<RunnablePluginInstance *> m_instances;
typedef std::map<TQString, void *> LibraryHandleMap;
LibraryHandleMap m_libraryHandles;
};
}
#endif
#endif
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