git-svn-id: svn://localhost/ardour2/branches/3.0@12069 d708f5d6-7413-0410-9779-e7cbd77b26cf
104 lines
2.8 KiB
C++
104 lines
2.8 KiB
C++
/*
|
|
Copyright (C) 1998-2010 Paul Barton-Davis
|
|
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 __libmidi_port_h__
|
|
#define __libmidi_port_h__
|
|
|
|
#include <string>
|
|
#include <iostream>
|
|
|
|
#include <jack/types.h>
|
|
|
|
#include "pbd/xml++.h"
|
|
#include "pbd/crossthread.h"
|
|
#include "pbd/signals.h"
|
|
#include "pbd/ringbuffer.h"
|
|
|
|
#include "evoral/Event.hpp"
|
|
#include "evoral/EventRingBuffer.hpp"
|
|
|
|
#include "midi++/types.h"
|
|
#include "midi++/parser.h"
|
|
#include "midi++/port.h"
|
|
|
|
namespace MIDI {
|
|
|
|
class Channel;
|
|
class PortRequest;
|
|
|
|
class JackMIDIPort : public Port {
|
|
public:
|
|
JackMIDIPort (std::string const &, Port::Flags, jack_client_t *);
|
|
JackMIDIPort (const XMLNode&, jack_client_t *);
|
|
~JackMIDIPort ();
|
|
|
|
XMLNode& get_state () const;
|
|
void set_state (const XMLNode&);
|
|
|
|
void cycle_start (pframes_t nframes);
|
|
void cycle_end ();
|
|
|
|
void parse (framecnt_t timestamp);
|
|
int write (byte *msg, size_t msglen, timestamp_t timestamp);
|
|
int read (byte *buf, size_t bufsize);
|
|
void drain (int check_interval_usecs);
|
|
int selectable () const { return xthread.selectable(); }
|
|
|
|
pframes_t nframes_this_cycle() const { return _nframes_this_cycle; }
|
|
|
|
void reestablish (jack_client_t *);
|
|
void reconnect ();
|
|
|
|
static void set_process_thread (pthread_t);
|
|
static pthread_t get_process_thread () { return _process_thread; }
|
|
static bool is_process_thread();
|
|
|
|
static PBD::Signal0<void> MakeConnections;
|
|
static PBD::Signal0<void> JackHalted;
|
|
|
|
private:
|
|
bool _currently_in_cycle;
|
|
pframes_t _nframes_this_cycle;
|
|
jack_client_t* _jack_client;
|
|
jack_port_t* _jack_port;
|
|
timestamp_t _last_write_timestamp;
|
|
RingBuffer< Evoral::Event<double> > output_fifo;
|
|
Evoral::EventRingBuffer<timestamp_t> input_fifo;
|
|
Glib::Mutex output_fifo_lock;
|
|
CrossThreadChannel xthread;
|
|
|
|
int create_port ();
|
|
|
|
/** Channel used to signal to the MidiControlUI that input has arrived */
|
|
|
|
std::string _connections;
|
|
PBD::ScopedConnection connect_connection;
|
|
PBD::ScopedConnection halt_connection;
|
|
void flush (void* jack_port_buffer);
|
|
void jack_halted ();
|
|
void make_connections ();
|
|
void init (std::string const &, Flags);
|
|
|
|
static pthread_t _process_thread;
|
|
|
|
};
|
|
|
|
} // namespace MIDI
|
|
|
|
#endif // __libmidi_port_h__
|