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livetrax/libs/midi++2/midi++/jack.h
Paul Davis b9b6ba8be4 merge changes to libmidi++ API from 2.0-ongoing
git-svn-id: svn://localhost/ardour2/trunk@2256 d708f5d6-7413-0410-9779-e7cbd77b26cf
2007-08-06 14:19:19 +00:00

76 lines
1.8 KiB
C++

/*
Copyright (C) 2006 Paul Davis
Written by Dave Robillard
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.
$Id: jack.h 4 2005-05-13 20:47:18Z taybin $
*/
#ifndef __jack_midiport_h__
#define __jack_midiport_h__
#include <vector>
#include <string>
#include <fcntl.h>
#include <unistd.h>
#include <jack/jack.h>
#include <jack/midiport.h>
#include <midi++/port.h>
namespace MIDI
{
class JACK_MidiPort : public Port
{
public:
JACK_MidiPort (PortRequest &req, jack_client_t* jack_client);
virtual ~JACK_MidiPort ();
/* No select(2)/poll(2)-based I/O */
virtual int selectable() const { return -1; }
virtual void cycle_start(nframes_t nframes);
static std::string typestring;
protected:
std::string get_typestring () const {
return typestring;
}
protected:
/* Direct I/O */
int write(byte *msg, size_t msglen, timestamp_t timestamp);
int read(byte *buf, size_t max, timestamp_t timestamp);
private:
int create_ports(PortRequest &req);
jack_client_t* _jack_client;
jack_port_t* _jack_input_port;
jack_port_t* _jack_output_port;
nframes_t _last_read_index;
};
} /* namespace MIDI */
#endif // __jack_midiport_h__