sintonia/ecasound-2.7.2/libecasound/plugins/audioio_jack.h

94 lines
2.3 KiB
C++

#ifndef INCLUDED_AUDIOIO_JACK_H
#define INCLUDED_AUDIOIO_JACK_H
#include <string>
#include <vector>
#include "audioio-device.h"
#include "sample-specs.h"
class AUDIO_IO_MANAGER;
class AUDIO_IO_JACK_MANAGER;
/**
* Interface to JACK audio framework.
*
* @author Kai Vehmanen
*/
class AUDIO_IO_JACK : public AUDIO_IO_DEVICE {
public:
virtual std::string name(void) const { return "JACK interface"; }
virtual std::string description(void) const { return name(); }
virtual std::string parameter_names(void) const;
AUDIO_IO_JACK (void);
~AUDIO_IO_JACK(void);
virtual bool variable_params(void) const { return true; }
virtual void set_parameter(int param, string value);
virtual string get_parameter(int param) const;
/** @name Function reimplemented from AUDIO_IO */
/*@{*/
virtual int supported_io_modes(void) const { return io_read | io_write; }
virtual bool locked_audio_format(void) const { return true; }
virtual void open(void) throw(AUDIO_IO::SETUP_ERROR&);
virtual void close(void);
virtual bool finished(void) const;
virtual void write_buffer(SAMPLE_BUFFER* sbuf);
virtual long int read_samples(void* target_buffer, long int samples);
virtual void write_samples(void* target_buffer, long int samples);
virtual AUDIO_IO_MANAGER* create_object_manager(void) const;
void set_manager(AUDIO_IO_JACK_MANAGER* mgr, int id);
/*@}*/
/** @name Function reimplemented from AUDIO_IO_DEVICE */
/*@{*/
virtual void prepare(void);
virtual void start(void);
virtual void stop(void);
virtual long int latency(void) const;
virtual long int prefill_space(void) const { return 0; }
/*@}*/
AUDIO_IO_JACK* clone(void) const { return new AUDIO_IO_JACK(*this); }
AUDIO_IO_JACK* new_expr(void) const { return new AUDIO_IO_JACK(); }
private:
AUDIO_IO_JACK_MANAGER* jackmgr_rep;
int myid_rep;
bool error_flag_rep;
std::vector<std::string> params_rep;
SAMPLE_SPECS::sample_pos_t curpos_rep;
private:
AUDIO_IO_JACK (const AUDIO_IO_JACK& x) { }
AUDIO_IO_JACK& operator=(const AUDIO_IO_JACK& x) { return *this; }
};
#ifdef ECA_ENABLE_AUDIOIO_PLUGINS
extern "C" {
AUDIO_IO* audio_io_descriptor(void);
int audio_io_interface_version(void);
const char* audio_io_keyword(void);
const char* audio_io_keyword_regex(void);
};
#endif
#endif