/*
Copyright (C) 2006 Paul Davis
- Written by Taybin Rutkin
+ Written by Taybin Rutkin
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
#ifndef __ardour_audio_unit_h__
#define __ardour_audio_unit_h__
+#include <stdint.h>
+#include <boost/shared_ptr.hpp>
+
#include <list>
+#include <set>
+#include <string>
+#include <vector>
#include <ardour/plugin.h>
+#include <AudioUnit/AudioUnit.h>
+#include <appleutility/AUParamInfo.h>
+
#include <boost/shared_ptr.hpp>
-struct ComponentDescription;
+class CAComponent;
+class CAAudioUnit;
+class CAComponentDescription;
+struct AudioBufferList;
namespace ARDOUR {
+class AudioEngine;
+class Session;
+
+struct AUParameterDescriptor : public Plugin::ParameterDescriptor {
+ // additional fields to make operations more efficient
+ AudioUnitParameterID id;
+ AudioUnitScope scope;
+ AudioUnitElement element;
+ float default_value;
+ bool automatable;
+ AudioUnitParameterUnit unit;
+};
+
class AUPlugin : public ARDOUR::Plugin
{
public:
- AUPlugin (AudioEngine& engine, Session& session) : Plugin(engine, session) {};
- virtual ~AUPlugin () {};
+ AUPlugin (AudioEngine& engine, Session& session, boost::shared_ptr<CAComponent> comp);
+ AUPlugin (const AUPlugin& other);
+ virtual ~AUPlugin ();
+
+ std::string unique_id () const;
+ const char * label () const;
+ const char * name () const { return _info->name.c_str(); }
+ const char * maker () const { return _info->creator.c_str(); }
+ uint32_t parameter_count () const;
+ float default_value (uint32_t port);
+ nframes_t signal_latency () const;
+ void set_parameter (uint32_t which, float val);
+ float get_parameter (uint32_t which) const;
+
+ int get_parameter_descriptor (uint32_t which, ParameterDescriptor&) const;
+ uint32_t nth_parameter (uint32_t which, bool& ok) const;
+ void activate ();
+ void deactivate ();
+ void set_block_size (nframes_t nframes);
+
+ int connect_and_run (BufferSet& bufs, uint32_t& in, uint32_t& out, nframes_t nframes, nframes_t offset);
+
+ std::set<uint32_t> automatable() const;
+ string describe_parameter (uint32_t);
+ string state_node_name () const { return "audiounit"; }
+ void print_parameter (uint32_t, char*, uint32_t len) const;
+
+ bool parameter_is_audio (uint32_t) const;
+ bool parameter_is_control (uint32_t) const;
+ bool parameter_is_input (uint32_t) const;
+ bool parameter_is_output (uint32_t) const;
+
+ XMLNode& get_state();
+ int set_state(const XMLNode& node);
+
+ bool save_preset (string name);
+ bool load_preset (const string preset_label);
+ std::vector<std::string> get_presets ();
+
+ bool has_editor () const;
+
+ bool reconfigurable_io() const { return true; }
+ bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const;
+ int32_t count_for_configuration (const ChanCount& in, ChanCount out) const;
+ bool configure_io (ChanCount in, ChanCount& out);
+ ChanCount output_streams() const;
+ ChanCount input_streams() const;
+
+ boost::shared_ptr<CAAudioUnit> get_au () { return unit; }
+ boost::shared_ptr<CAComponent> get_comp () const { return comp; }
+
+ OSStatus render_callback(AudioUnitRenderActionFlags *ioActionFlags,
+ const AudioTimeStamp *inTimeStamp,
+ UInt32 inBusNumber,
+ UInt32 inNumberFrames,
+ AudioBufferList* ioData);
+ private:
+ boost::shared_ptr<CAComponent> comp;
+ boost::shared_ptr<CAAudioUnit> unit;
+
+ bool initialized;
+ int32_t input_channels;
+ int32_t output_channels;
+ std::vector<std::pair<int,int> > io_configs;
+ AudioBufferList* buffers;
+
+ UInt32 global_elements;
+ UInt32 output_elements;
+ UInt32 input_elements;
+
+ int set_output_format (AudioStreamBasicDescription&);
+ int set_input_format (AudioStreamBasicDescription&);
+ int set_stream_format (int scope, uint32_t cnt, AudioStreamBasicDescription&);
+ int _set_block_size (nframes_t nframes);
+ void discover_parameters ();
+
+ std::vector<std::pair<uint32_t, uint32_t> > parameter_map;
+ uint32_t current_maxbuf;
+ nframes_t current_offset;
+ nframes_t cb_offset;
+ vector<Sample*>* current_buffers;
+ nframes_t frames_processed;
+
+ std::vector<AUParameterDescriptor> descriptors;
+ void init ();
+
+};
+
+typedef boost::shared_ptr<AUPlugin> AUPluginPtr;
+
+struct AUPluginCachedInfo {
+ std::vector<std::pair<int,int> > io_configs;
};
class AUPluginInfo : public PluginInfo {
- public:
- typedef boost::shared_ptr<ComponentDescription> CompDescPtr;
-
- AUPluginInfo () { };
- ~AUPluginInfo () { };
+ public:
+ AUPluginInfo (boost::shared_ptr<CAComponentDescription>);
+ ~AUPluginInfo ();
+
+ PluginPtr load (Session& session);
- CompDescPtr desc;
+ AUPluginCachedInfo cache;
static PluginInfoList discover ();
+ static void get_names (CAComponentDescription&, std::string& name, Glib::ustring& maker);
+ static std::string stringify_descriptor (const CAComponentDescription&);
+
+ static int load_cached_info ();
private:
- friend class PluginManager;
+ boost::shared_ptr<CAComponentDescription> descriptor;
+ UInt32 version;
+
+ static void discover_music (PluginInfoList&);
+ static void discover_fx (PluginInfoList&);
+ static void discover_by_description (PluginInfoList&, CAComponentDescription&);
+ static Glib::ustring au_cache_path ();
+
+ typedef std::map<std::string,AUPluginCachedInfo> CachedInfoMap;
+ static CachedInfoMap cached_info;
+
+ static bool cached_io_configuration (const std::string&, UInt32, CAComponent&, AUPluginCachedInfo&, const std::string& name);
+ static void add_cached_info (const std::string&, AUPluginCachedInfo&);
+ static void save_cached_info ();
};
typedef boost::shared_ptr<AUPluginInfo> AUPluginInfoPtr;
} // namespace ARDOUR
-#endif // __ardour_audio_unit_h__
\ No newline at end of file
+#endif // __ardour_audio_unit_h__