2 * \file include/seq_midi_event.h
3 * \brief Application interface library for the ALSA driver
4 * \author Jaroslav Kysela <perex@suse.cz>
5 * \author Abramo Bagnara <abramo@alsa-project.org>
6 * \author Takashi Iwai <tiwai@suse.de>
9 * Application interface library for the ALSA driver
12 * This library is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU Lesser General Public License as
14 * published by the Free Software Foundation; either version 2.1 of
15 * the License, or (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU Lesser General Public License for more details.
22 * You should have received a copy of the GNU Lesser General Public
23 * License along with this library; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 #ifndef __ALSA_SEQ_MIDI_EVENT_H
29 #define __ALSA_SEQ_MIDI_EVENT_H
36 * \defgroup MIDI_Event Sequencer event <-> MIDI byte stream coder
38 * Sequencer event <-> MIDI byte stream coder
42 /** container for sequencer midi event parsers */
43 typedef struct snd_midi_event snd_midi_event_t;
45 int snd_midi_event_new(size_t bufsize, snd_midi_event_t **rdev);
46 int snd_midi_event_resize_buffer(snd_midi_event_t *dev, size_t bufsize);
47 void snd_midi_event_free(snd_midi_event_t *dev);
48 void snd_midi_event_init(snd_midi_event_t *dev);
49 void snd_midi_event_reset_encode(snd_midi_event_t *dev);
50 void snd_midi_event_reset_decode(snd_midi_event_t *dev);
51 void snd_midi_event_no_status(snd_midi_event_t *dev, int on);
52 /* encode from byte stream - return number of written bytes if success */
53 long snd_midi_event_encode(snd_midi_event_t *dev, const unsigned char *buf, long count, snd_seq_event_t *ev);
54 int snd_midi_event_encode_byte(snd_midi_event_t *dev, int c, snd_seq_event_t *ev);
55 /* decode from event to bytes - return number of written bytes if success */
56 long snd_midi_event_decode(snd_midi_event_t *dev, unsigned char *buf, long count, const snd_seq_event_t *ev);
64 #endif /* __ALSA_SEQ_MIDI_EVENT_H */