seq_midi_event.c - OpenGrok cross reference for /third_party/alsa-lib/src/seq/seq_midi

Lines Matching defs:event
3  * \brief MIDI byte <-> sequencer event coder
10  *  MIDI byte <-> sequencer event coder
42 	int type;	/* current event type */
50 /* event type, index into status_event[] */
58 /* status event types */
80  * event list
84 	int event;
122 	int event;
134  * \brief Creates a MIDI event parser.
138  * \param[out] rdev The new MIDI event parser.
175  * \brief Frees a MIDI event parser.
176  * \param dev MIDI event parser.
178  * Frees a MIDI event parser.
193  * \param dev MIDI event parser.
219  * \param dev MIDI event parser.
235  * \param dev MIDI event parser.
251  * \param dev MIDI event parser.
253  * This function resets both encoder and decoder of the MIDI event parser.
267  * \param dev MIDI event parser.
300  * \brief Encodes bytes to sequencer event.
301  * \param[in] dev MIDI event parser.
304  * \param[out] ev Sequencer event.
308  * buffer to encode a sequencer event.  If a complete MIDI message has been
309  * encoded, the sequencer event is written to \a ev; otherwise, \a ev->type is
315  * message is split into multiple parts, and a sequencer event is returned at
321  * When this function returns a system exclusive sequencer event (\a ev->type
323  * the MIDI event parser's buffer.  Therefore, the sequencer event can only be
327  * #snd_midi_event_reset_encode, or #snd_midi_event_free for that MIDI event
330  * This function can generate any sequencer event that corresponds to a MIDI
382  * \brief Encodes byte to sequencer event.
383  * \param[in] dev MIDI event parser.
385  * \param[out] ev Sequencer event.
386  * \return 1 if a sequenver event has been completed, 0 if more bytes are
387  *         required to complete an event, or a negative error code.
389  * This function tries to use the byte \a c to encode a sequencer event.  If
390  * a complete MIDI message has been encoded, the sequencer event is written to
407 		/* real-time event */
408 		ev->type = status_event[ST_SPECIAL + c - 0xf0].event;
438 		ev->type = status_event[dev->type].event;
465 /* encode note event */
508  * \brief Decodes sequencer event to MIDI byte stream.
509  * \param[in] dev MIDI event parser.
512  * \param[in] ev The sequencer event to decode.
515  * This function tries to decode the sequencer event into one or more MIDI
521  * The required buffer size for a sequencer event it as most 12 bytes, except
550  * <dt>-EINVAL<dd>\a ev is not a valid sequencer event.
551  * <dt>-ENOENT<dd>The sequencer event does not correspond to one or more MIDI messages.
569 		if (ev->type == status_event[type].event)
573 		if (ev->type == extra_event[type].event)
593 			return -EINVAL;	/* invalid event */
621 /* decode note event */