2 Copyright (C) 2002 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18 $Id: port.h 712 2006-07-28 01:08:57Z drobilla $
21 #ifndef __ardour_midi_port_h__
22 #define __ardour_midi_port_h__
24 #include <sigc++/signal.h>
25 #include <pbd/failed_constructor.h>
26 #include <ardour/ardour.h>
27 #include <jack/jack.h>
28 #include <jack/midiport.h>
29 #include <ardour/port.h>
30 #include <ardour/buffer.h>
36 class MidiPort : public Port {
40 DataType type() const { return DataType(DataType::MIDI); }
42 MidiBuffer& get_buffer() {
43 assert(_nframes_this_cycle > 0);
47 void cycle_start(jack_nframes_t nframes);
50 size_t capacity() { return _buffer->capacity(); }
51 size_t size() { return _buffer->size(); }
53 /** Assumes that the port is an output port */
54 void silence (jack_nframes_t nframes, jack_nframes_t offset) {
55 _buffer->silence(nframes, offset);
59 friend class AudioEngine;
61 MidiPort (jack_port_t *port);
63 /* engine isn't supposed to access below here */
66 jack_nframes_t _nframes_this_cycle;
71 #endif /* __ardour_midi_port_h__ */