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Diffstat (limited to 'alsa-lib/include/seqmid.h')
| -rw-r--r-- | alsa-lib/include/seqmid.h | 490 |
1 files changed, 0 insertions, 490 deletions
diff --git a/alsa-lib/include/seqmid.h b/alsa-lib/include/seqmid.h deleted file mode 100644 index 68069b2..0000000 --- a/alsa-lib/include/seqmid.h +++ /dev/null @@ -1,490 +0,0 @@ -/** - * \file include/seqmid.h - * \brief Application interface library for the ALSA driver - * \author Jaroslav Kysela <perex@perex.cz> - * \author Abramo Bagnara <abramo@alsa-project.org> - * \author Takashi Iwai <tiwai@suse.de> - * \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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#ifndef __ALSA_SEQMID_H -#define __ALSA_SEQMID_H - -#ifdef __cplusplus -extern "C" { -#endif - -/** - * \defgroup SeqMiddle Sequencer Middle Level Interface - * Sequencer Middle Level Interface - * \ingroup Sequencer - * \{ - */ - -/** - * \brief initialize event record - * \param ev event record pointer - * - * This macro clears the given event record pointer to the default status. - */ -#define snd_seq_ev_clear(ev) \ - memset(ev, 0, sizeof(snd_seq_event_t)) - -/** - * \brief set the tag for given event - * \param ev event record - * \param t event tag - * - * This macro sets the tag to the given event record. - */ -#define snd_seq_ev_set_tag(ev,t) \ - ((ev)->tag = (t)) - -/** - * \brief set the explicit destination - * \param ev event record - * \param c destination client id - * \param p destination port id - * - * This macro sets the client and port id numbers to the given event record. - * - * \sa snd_seq_ev_set_subs() - */ -#define snd_seq_ev_set_dest(ev,c,p) \ - ((ev)->dest.client = (c), (ev)->dest.port = (p)) - -/** - * \brief set broadcasting to subscribers - * \param ev event record - * - * This macro sets the destination as the subscribers. - * - * \sa snd_seq_ev_set_dest() - */ -#define snd_seq_ev_set_subs(ev) \ - ((ev)->dest.client = SND_SEQ_ADDRESS_SUBSCRIBERS,\ - (ev)->dest.port = SND_SEQ_ADDRESS_UNKNOWN) - -/** - * \brief set broadcasting to all clients/ports - * \param ev event record - * - * This macro sets the destination as the broadcasting. - * - * \sa snd_seq_ev_set_dest() - */ -#define snd_seq_ev_set_broadcast(ev) \ - ((ev)->dest.client = SND_SEQ_ADDRESS_BROADCAST,\ - (ev)->dest.port = SND_SEQ_ADDRESS_BROADCAST) - -/** - * \brief set the source port - * \param ev event record - * \param p source port id - * - * This macro sets the source port id number. - */ -#define snd_seq_ev_set_source(ev,p) \ - ((ev)->source.port = (p)) - -/** - * \brief set direct passing mode (without queued) - * \param ev event instance - * - * This macro sets the event to the direct passing mode - * to be delivered immediately without queueing. - * - * \sa snd_seq_ev_schedule_tick(), snd_seq_ev_schedule_real() - */ -#define snd_seq_ev_set_direct(ev) \ - ((ev)->queue = SND_SEQ_QUEUE_DIRECT) - -/** - * \brief set tick-scheduling mode on queue - * \param ev event instance - * \param q queue id to schedule - * \param relative relative time-stamp if non-zero - * \param ttick tick time-stamp to be delivered - * - * This macro sets the scheduling of the event in the - * MIDI tick mode. - * - * \sa snd_seq_ev_schedule_real(), snd_seq_ev_set_direct() - */ -#define snd_seq_ev_schedule_tick(ev, q, relative, ttick) \ - ((ev)->flags &= ~(SND_SEQ_TIME_STAMP_MASK | SND_SEQ_TIME_MODE_MASK),\ - (ev)->flags |= SND_SEQ_TIME_STAMP_TICK,\ - (ev)->flags |= (relative) ? SND_SEQ_TIME_MODE_REL : SND_SEQ_TIME_MODE_ABS,\ - (ev)->time.tick = (ttick),\ - (ev)->queue = (q)) - -/** - * \brief set real-time-scheduling mode on queue - * \param ev event instance - * \param q queue id to schedule - * \param relative relative time-stamp if non-zero - * \param rtime time-stamp to be delivered - * - * This macro sets the scheduling of the event in the - * realtime mode. - * - * \sa snd_seq_ev_schedule_tick(), snd_seq_ev_set_direct() - */ -#define snd_seq_ev_schedule_real(ev, q, relative, rtime) \ - ((ev)->flags &= ~(SND_SEQ_TIME_STAMP_MASK | SND_SEQ_TIME_MODE_MASK),\ - (ev)->flags |= SND_SEQ_TIME_STAMP_REAL,\ - (ev)->flags |= (relative) ? SND_SEQ_TIME_MODE_REL : SND_SEQ_TIME_MODE_ABS,\ - (ev)->time.time = *(rtime),\ - (ev)->queue = (q)) - -/** - * \brief set event priority - * \param ev event instance - * \param high_prior 1 for high priority mode - */ -#define snd_seq_ev_set_priority(ev, high_prior) \ - ((ev)->flags &= ~SND_SEQ_PRIORITY_MASK,\ - (ev)->flags |= (high_prior) ? SND_SEQ_PRIORITY_HIGH : SND_SEQ_PRIORITY_NORMAL) - -/** - * \brief set fixed data - * \param ev event instance - * - * Sets the event length mode as fixed size. - * - * \sa snd_seq_ev_set_variable(), snd_seq_ev_set_varusr() - */ -#define snd_seq_ev_set_fixed(ev) \ - ((ev)->flags &= ~SND_SEQ_EVENT_LENGTH_MASK,\ - (ev)->flags |= SND_SEQ_EVENT_LENGTH_FIXED) - -/** - * \brief set variable data - * \param ev event instance - * \param datalen length of the external data - * \param dataptr pointer of the external data - * - * Sets the event length mode as variable length and stores the data. - * - * \sa snd_seq_ev_set_fixed(), snd_seq_ev_set_varusr() - */ -#define snd_seq_ev_set_variable(ev, datalen, dataptr) \ - ((ev)->flags &= ~SND_SEQ_EVENT_LENGTH_MASK,\ - (ev)->flags |= SND_SEQ_EVENT_LENGTH_VARIABLE,\ - (ev)->data.ext.len = (datalen),\ - (ev)->data.ext.ptr = (dataptr)) - -/** - * \brief set varusr data - * \param ev event instance - * \param datalen length of the external data - * \param dataptr pointer of the external data - * - * Sets the event length mode as variable user-space data and stores the data. - * - * \sa snd_seq_ev_set_fixed(), snd_seq_ev_set_variable() - */ -#define snd_seq_ev_set_varusr(ev, datalen, dataptr) \ - ((ev)->flags &= ~SND_SEQ_EVENT_LENGTH_MASK,\ - (ev)->flags |= SND_SEQ_EVENT_LENGTH_VARUSR,\ - (ev)->data.ext.len = (datalen),\ - (ev)->data.ext.ptr = (dataptr)) - -/** - * \brief set queue controls - * \param ev event record - * \param typ event type - * \param q queue id - * \param val control value - */ -#define snd_seq_ev_set_queue_control(ev, typ, q, val) \ - ((ev)->type = (typ),\ - snd_seq_ev_set_dest(ev, SND_SEQ_CLIENT_SYSTEM, SND_SEQ_PORT_SYSTEM_TIMER),\ - (ev)->data.queue.queue = (q),\ - (ev)->data.queue.param.value = (val)) - -/** - * \brief set the start queue event - * \param ev event record - * \param q queue id to start - * - * \sa snd_seq_ev_set_queue_stop(), snd_seq_ev_set_queue_continue() - */ -#define snd_seq_ev_set_queue_start(ev, q) \ - snd_seq_ev_set_queue_control(ev, SND_SEQ_EVENT_START, q, 0) - -/** - * \brief set the stop queue event - * \param ev event record - * \param q queue id to stop - * - * \sa snd_seq_ev_set_queue_start(), snd_seq_ev_set_queue_continue() - */ -#define snd_seq_ev_set_queue_stop(ev, q) \ - snd_seq_ev_set_queue_control(ev, SND_SEQ_EVENT_STOP, q, 0) - -/** - * \brief set the stop queue event - * \param ev event record - * \param q queue id to continue - * - * \sa snd_seq_ev_set_queue_start(), snd_seq_ev_set_queue_stop() - */ -#define snd_seq_ev_set_queue_continue(ev, q) \ - snd_seq_ev_set_queue_control(ev, SND_SEQ_EVENT_CONTINUE, q, 0) - -/** - * \brief set the stop queue event - * \param ev event record - * \param q queue id to change tempo - * \param val the new tempo value - */ -#define snd_seq_ev_set_queue_tempo(ev, q, val) \ - snd_seq_ev_set_queue_control(ev, SND_SEQ_EVENT_TEMPO, q, val) - -/** - * \brief set the real-time position of a queue - * \param ev event record - * \param q queue id to change tempo - * \param rtime the new real-time pointer - */ -#define snd_seq_ev_set_queue_pos_real(ev, q, rtime) \ - ((ev)->type = SND_SEQ_EVENT_SETPOS_TIME,\ - snd_seq_ev_set_dest(ev, SND_SEQ_CLIENT_SYSTEM, SND_SEQ_PORT_SYSTEM_TIMER),\ - (ev)->data.queue.queue = (q),\ - (ev)->data.queue.param.time.time = *(rtime)) - -/** - * \brief set the tick-time position of a queue - * \param ev event record - * \param q queue id to change tempo - * \param ttime the new tick-time - */ -#define snd_seq_ev_set_queue_pos_tick(ev, q, ttime) \ - ((ev)->type = SND_SEQ_EVENT_SETPOS_TICK,\ - snd_seq_ev_set_dest(ev, SND_SEQ_CLIENT_SYSTEM, SND_SEQ_PORT_SYSTEM_TIMER),\ - (ev)->data.queue.queue = (q),\ - (ev)->data.queue.param.time.tick = (ttime)) - -/* set and send a queue control event */ -int snd_seq_control_queue(snd_seq_t *seq, int q, int type, int value, snd_seq_event_t *ev); - -/** - * \brief start the specified queue - * \param seq sequencer handle - * \param q queue id to start - * \param ev optional event record (see #snd_seq_control_queue) - */ -#define snd_seq_start_queue(seq, q, ev) \ - snd_seq_control_queue(seq, q, SND_SEQ_EVENT_START, 0, ev) - -/** - * \brief stop the specified queue - * \param seq sequencer handle - * \param q queue id to stop - * \param ev optional event record (see #snd_seq_control_queue) - */ -#define snd_seq_stop_queue(seq, q, ev) \ - snd_seq_control_queue(seq, q, SND_SEQ_EVENT_STOP, 0, ev) - -/** - * \brief continue the specified queue - * \param seq sequencer handle - * \param q queue id to continue - * \param ev optional event record (see #snd_seq_control_queue) - */ -#define snd_seq_continue_queue(seq, q, ev) \ - snd_seq_control_queue(seq, q, SND_SEQ_EVENT_CONTINUE, 0, ev) - -/** - * \brief change the tempo of the specified queue - * \param seq sequencer handle - * \param q queue id - * \param tempo the new tempo value - * \param ev optional event record (see #snd_seq_control_queue) - */ -#define snd_seq_change_queue_tempo(seq, q, tempo, ev) \ - snd_seq_control_queue(seq, q, SND_SEQ_EVENT_TEMPO, tempo, ev) - -/* create a port - simple version - return the port number */ -int snd_seq_create_simple_port(snd_seq_t *seq, const char *name, - unsigned int caps, unsigned int type); -/* delete the port */ -int snd_seq_delete_simple_port(snd_seq_t *seq, int port); - -/* simple subscription between this port and another port - (w/o exclusive & time conversion) - */ -int snd_seq_connect_from(snd_seq_t *seq, int my_port, int src_client, int src_port); -int snd_seq_connect_to(snd_seq_t *seq, int my_port, int dest_client, int dest_port); -int snd_seq_disconnect_from(snd_seq_t *seq, int my_port, int src_client, int src_port); -int snd_seq_disconnect_to(snd_seq_t *seq, int my_port, int dest_client, int dest_port); - -/* - * set client information - */ -int snd_seq_set_client_name(snd_seq_t *seq, const char *name); -int snd_seq_set_client_event_filter(snd_seq_t *seq, int event_type); -int snd_seq_set_client_pool_output(snd_seq_t *seq, size_t size); -int snd_seq_set_client_pool_output_room(snd_seq_t *seq, size_t size); -int snd_seq_set_client_pool_input(snd_seq_t *seq, size_t size); -/* sync output queue */ -int snd_seq_sync_output_queue(snd_seq_t *seq); - -/* - * parse the given string and get the sequencer address - */ -int snd_seq_parse_address(snd_seq_t *seq, snd_seq_addr_t *addr, const char *str); - -/* - * reset client input/output pool - */ -int snd_seq_reset_pool_output(snd_seq_t *seq); -int snd_seq_reset_pool_input(snd_seq_t *seq); - -/** - * \brief set note event - * \param ev event record - * \param ch channel number - * \param key note key - * \param vel velocity - * \param dur duration (in tick or msec) - */ -#define snd_seq_ev_set_note(ev, ch, key, vel, dur) \ - ((ev)->type = SND_SEQ_EVENT_NOTE,\ - snd_seq_ev_set_fixed(ev),\ - (ev)->data.note.channel = (ch),\ - (ev)->data.note.note = (key),\ - (ev)->data.note.velocity = (vel),\ - (ev)->data.note.duration = (dur)) - -/** - * \brief set note-on event - * \param ev event record - * \param ch channel number - * \param key note key - * \param vel velocity - */ -#define snd_seq_ev_set_noteon(ev, ch, key, vel) \ - ((ev)->type = SND_SEQ_EVENT_NOTEON,\ - snd_seq_ev_set_fixed(ev),\ - (ev)->data.note.channel = (ch),\ - (ev)->data.note.note = (key),\ - (ev)->data.note.velocity = (vel)) - -/** - * \brief set note-off event - * \param ev event record - * \param ch channel number - * \param key note key - * \param vel velocity - */ -#define snd_seq_ev_set_noteoff(ev, ch, key, vel) \ - ((ev)->type = SND_SEQ_EVENT_NOTEOFF,\ - snd_seq_ev_set_fixed(ev),\ - (ev)->data.note.channel = (ch),\ - (ev)->data.note.note = (key),\ - (ev)->data.note.velocity = (vel)) - -/** - * \brief set key-pressure event - * \param ev event record - * \param ch channel number - * \param key note key - * \param vel velocity - */ -#define snd_seq_ev_set_keypress(ev,ch,key,vel) \ - ((ev)->type = SND_SEQ_EVENT_KEYPRESS,\ - snd_seq_ev_set_fixed(ev),\ - (ev)->data.note.channel = (ch),\ - (ev)->data.note.note = (key),\ - (ev)->data.note.velocity = (vel)) - -/** - * \brief set MIDI controller event - * \param ev event record - * \param ch channel number - * \param cc controller number - * \param val control value - */ -#define snd_seq_ev_set_controller(ev,ch,cc,val) \ - ((ev)->type = SND_SEQ_EVENT_CONTROLLER,\ - snd_seq_ev_set_fixed(ev),\ - (ev)->data.control.channel = (ch),\ - (ev)->data.control.param = (cc),\ - (ev)->data.control.value = (val)) - -/** - * \brief set program change event - * \param ev event record - * \param ch channel number - * \param val program number - */ -#define snd_seq_ev_set_pgmchange(ev,ch,val) \ - ((ev)->type = SND_SEQ_EVENT_PGMCHANGE,\ - snd_seq_ev_set_fixed(ev),\ - (ev)->data.control.channel = (ch),\ - (ev)->data.control.value = (val)) - -/** - * \brief set pitch-bend event - * \param ev event record - * \param ch channel number - * \param val pitch bend; zero centered from -8192 to 8191 - */ -#define snd_seq_ev_set_pitchbend(ev,ch,val) \ - ((ev)->type = SND_SEQ_EVENT_PITCHBEND,\ - snd_seq_ev_set_fixed(ev),\ - (ev)->data.control.channel = (ch),\ - (ev)->data.control.value = (val)) - -/** - * \brief set channel pressure event - * \param ev event record - * \param ch channel number - * \param val channel pressure value - */ -#define snd_seq_ev_set_chanpress(ev,ch,val) \ - ((ev)->type = SND_SEQ_EVENT_CHANPRESS,\ - snd_seq_ev_set_fixed(ev),\ - (ev)->data.control.channel = (ch),\ - (ev)->data.control.value = (val)) - -/** - * \brief set sysex event - * \param ev event record - * \param datalen length of sysex data - * \param dataptr sysex data pointer - * - * the sysex data must contain the start byte 0xf0 and the end byte 0xf7. - */ -#define snd_seq_ev_set_sysex(ev,datalen,dataptr) \ - ((ev)->type = SND_SEQ_EVENT_SYSEX,\ - snd_seq_ev_set_variable(ev, datalen, dataptr)) - -/** \} */ - -#ifdef __cplusplus -} -#endif - -#endif /* __ALSA_SEQMID_H */ - |