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/*
Copyright (C) 2006 Paul Davis
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
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ardour_audio_unit_h__
#define __ardour_audio_unit_h__
#include <stdint.h>
#include <list>
#include <set>
#include <string>
#include <vector>
#include <ardour/plugin.h>
#include <boost/shared_ptr.hpp>
class CAComponent;
class CAAudioUnit;
class CAComponentDescription;
struct AudioBufferList;
namespace ARDOUR {
class AudioEngine;
class Session;
class AUPlugin : public ARDOUR::Plugin
{
public:
AUPlugin (AudioEngine& engine, Session& session, CAComponent* comp);
virtual ~AUPlugin ();
uint32_t unique_id () const;
const char * label () const;
const char * name () const { return _info->name.c_str(); }
const char * maker () const;
uint32_t parameter_count () const;
float default_value (uint32_t port);
nframes_t 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 (vector<Sample*>& bufs, uint32_t maxbuf, int32_t& in, int32_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;
CAAudioUnit* get_au () { return unit; }
CAComponent* get_comp () { return comp; }
private:
CAComponent* comp;
CAAudioUnit* unit;
AudioBufferList* in_list;
AudioBufferList* out_list;
std::vector<std::pair<uint32_t, uint32_t> > parameter_map;
};
typedef boost::shared_ptr<AUPlugin> AUPluginPtr;
class AUPluginInfo : public PluginInfo {
public:
AUPluginInfo () { };
~AUPluginInfo ();
CAComponentDescription* desc;
static PluginInfoList discover ();
PluginPtr load (Session& session);
private:
static std::string get_name (CAComponentDescription&);
void setup_nchannels (CAComponentDescription&);
};
typedef boost::shared_ptr<AUPluginInfo> AUPluginInfoPtr;
} // namespace ARDOUR
#endif // __ardour_audio_unit_h__
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