/** * \file include/seq_midi_event.h * \brief Application interface library for the ALSA driver * \author Jaroslav Kysela * \author Abramo Bagnara * \author Takashi Iwai * \date 1998-2001 * * Application interface library for the ALSA driver */ /* * This library is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * */ #ifndef __ALSA_SEQ_MIDI_EVENT_H #define __ALSA_SEQ_MIDI_EVENT_H #ifdef __cplusplus extern "C" { #endif /** * \defgroup MIDI_Event Sequencer event <-> MIDI byte stream coder * \ingroup Sequencer * Sequencer event <-> MIDI byte stream coder * \{ */ /** container for sequencer midi event parsers */ typedef struct snd_midi_event snd_midi_event_t; int snd_midi_event_new(size_t bufsize, snd_midi_event_t **rdev); int snd_midi_event_resize_buffer(snd_midi_event_t *dev, size_t bufsize); void snd_midi_event_free(snd_midi_event_t *dev); void snd_midi_event_init(snd_midi_event_t *dev); void snd_midi_event_reset_encode(snd_midi_event_t *dev); void snd_midi_event_reset_decode(snd_midi_event_t *dev); void snd_midi_event_no_status(snd_midi_event_t *dev, int on); /* encode from byte stream - return number of written bytes if success */ long snd_midi_event_encode(snd_midi_event_t *dev, const unsigned char *buf, long count, snd_seq_event_t *ev); int snd_midi_event_encode_byte(snd_midi_event_t *dev, int c, snd_seq_event_t *ev); /* decode from event to bytes - return number of written bytes if success */ long snd_midi_event_decode(snd_midi_event_t *dev, unsigned char *buf, long count, const snd_seq_event_t *ev); /** \} */ #ifdef __cplusplus } #endif #endif /* __ALSA_SEQ_MIDI_EVENT_H */