Mercurial > hg > svcore
view plugin/RealTimePluginFactory.h @ 46:5364a9d338a2
* Add Insert Instant function in main window
* Ensure selections and window geometry are saved in session file
* Add wait cursor on session file save
* Various improvements to display of texts in pane (clearer readability)
* Use commands for setting properties on layers and panes
(still need to batch up multiple sets on the same property)
* Fix failure of spectrogram to refresh when initial part became visible
* Some fixes & paint optimisations in View &c
* Make curve mode for time value layers work properly when resolution == 1
* Some vague improvements for time value layer vertical scale
author | Chris Cannam |
---|---|
date | Thu, 16 Mar 2006 18:46:00 +0000 |
parents | 2fb933f88604 |
children | 39ae3dee27b9 |
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/* -*- c-basic-offset: 4 -*- vi:set ts=8 sts=4 sw=4: */ /* A waveform viewer and audio annotation editor. Chris Cannam, Queen Mary University of London, 2005-2006 This is experimental software. Not for distribution. */ /* This is a modified version of a source file from the Rosegarden MIDI and audio sequencer and notation editor. This file copyright 2000-2006 Chris Cannam. */ #ifndef _REALTIME_PLUGIN_FACTORY_H_ #define _REALTIME_PLUGIN_FACTORY_H_ #include <QString> #include <vector> class RealTimePluginInstance; class RealTimePluginFactory { public: static RealTimePluginFactory *instance(QString pluginType); static RealTimePluginFactory *instanceFor(QString identifier); static std::vector<QString> getAllPluginIdentifiers(); static void enumerateAllPlugins(std::vector<QString> &); static void setSampleRate(int sampleRate) { m_sampleRate = sampleRate; } /** * Look up the plugin path and find the plugins in it. Called * automatically after construction of a factory. */ virtual void discoverPlugins() = 0; /** * Return a reference to a list of all plugin identifiers that can * be created by this factory. */ virtual const std::vector<QString> &getPluginIdentifiers() const = 0; /** * Append to the given list descriptions of all the available * plugins and their ports. This is in a standard format, see * the LADSPA implementation for details. */ virtual void enumeratePlugins(std::vector<QString> &list) = 0; /** * Instantiate a plugin. */ virtual RealTimePluginInstance *instantiatePlugin(QString identifier, int clientId, int position, unsigned int sampleRate, unsigned int blockSize, unsigned int channels) = 0; protected: RealTimePluginFactory() { } // for call by RealTimePluginInstance dtor virtual void releasePlugin(RealTimePluginInstance *, QString identifier) = 0; friend class RealTimePluginInstance; static int m_sampleRate; }; #endif