ALSA project - the C library reference
seq_event.h
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1 
11 /*
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.
16  *
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.
21  *
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
25  *
26  */
27 
28 #ifndef __ALSA_SEQ_EVENT_H
29 #define __ALSA_SEQ_EVENT_H
30 
41 typedef unsigned char snd_seq_event_type_t;
42 
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58 
73 
84 
105 
112 
117 
130 
135 
156 
171 
173  SND_SEQ_EVENT_NONE = 255
174 };
175 
176 
178 typedef struct snd_seq_addr {
179  unsigned char client;
180  unsigned char port;
182 
184 typedef struct snd_seq_connect {
188 
189 
191 typedef struct snd_seq_real_time {
192  unsigned int tv_sec;
193  unsigned int tv_nsec;
195 
197 typedef unsigned int snd_seq_tick_time_t;
198 
200 typedef union snd_seq_timestamp {
202  struct snd_seq_real_time time;
204 
205 
211 #define SND_SEQ_TIME_STAMP_TICK (0<<0)
212 #define SND_SEQ_TIME_STAMP_REAL (1<<0)
213 #define SND_SEQ_TIME_STAMP_MASK (1<<0)
215 #define SND_SEQ_TIME_MODE_ABS (0<<1)
216 #define SND_SEQ_TIME_MODE_REL (1<<1)
217 #define SND_SEQ_TIME_MODE_MASK (1<<1)
219 #define SND_SEQ_EVENT_LENGTH_FIXED (0<<2)
220 #define SND_SEQ_EVENT_LENGTH_VARIABLE (1<<2)
221 #define SND_SEQ_EVENT_LENGTH_VARUSR (2<<2)
222 #define SND_SEQ_EVENT_LENGTH_MASK (3<<2)
224 #define SND_SEQ_PRIORITY_NORMAL (0<<4)
225 #define SND_SEQ_PRIORITY_HIGH (1<<4)
226 #define SND_SEQ_PRIORITY_MASK (1<<4)
228 #define SND_SEQ_EVENT_UMP (1<<5)
231 typedef struct snd_seq_ev_note {
232  unsigned char channel;
233  unsigned char note;
234  unsigned char velocity;
235  unsigned char off_velocity;
236  unsigned int duration;
238 
240 typedef struct snd_seq_ev_ctrl {
241  unsigned char channel;
242  unsigned char unused[3];
243  unsigned int param;
244  signed int value;
246 
248 typedef struct snd_seq_ev_raw8 {
249  unsigned char d[12];
251 
253 typedef struct snd_seq_ev_raw32 {
254  unsigned int d[3];
256 
259  unsigned int len;
260  void *ptr;
261 } __attribute__((packed));
263 typedef struct snd_seq_ev_ext snd_seq_ev_ext_t;
264 #ifdef DOC_HIDDEN
265 /* redefine typedef for stupid doxygen */
267 #endif
268 
270 typedef struct snd_seq_result {
271  int event;
272  int result;
274 
276 typedef struct snd_seq_queue_skew {
277  unsigned int value;
278  unsigned int base;
280 
282 typedef struct snd_seq_ev_queue_control {
283  unsigned char queue;
284  unsigned char unused[3];
285  union {
286  signed int value;
288  unsigned int position;
290  unsigned int d32[2];
291  unsigned char d8[8];
292  } param;
294 
296 typedef union snd_seq_event_data {
308 
310 typedef struct snd_seq_event {
312  unsigned char flags;
313  unsigned char tag;
315  unsigned char queue;
323 
325 typedef struct snd_seq_ump_event {
327  unsigned char flags;
328  unsigned char tag;
329  unsigned char queue;
334  union {
336  unsigned int ump[4];
337  };
339 
342 #endif /* __ALSA_SEQ_EVENT_H */
343 
snd_seq_ev_ext snd_seq_ev_ext_t
Definition: seq_event.h:266
unsigned char snd_seq_event_type_t
Definition: seq_event.h:41
unsigned int snd_seq_tick_time_t
Definition: seq_event.h:197
snd_seq_event_type
Definition: seq_event.h:44
@ SND_SEQ_EVENT_USR_VAR2
Definition: seq_event.h:166
@ SND_SEQ_EVENT_SONGPOS
Definition: seq_event.h:75
@ SND_SEQ_EVENT_SYSEX
Definition: seq_event.h:158
@ SND_SEQ_EVENT_CLIENT_EXIT
Definition: seq_event.h:121
@ SND_SEQ_EVENT_SETPOS_TIME
Definition: seq_event.h:94
@ SND_SEQ_EVENT_USR2
Definition: seq_event.h:141
@ SND_SEQ_EVENT_PORT_SUBSCRIBED
Definition: seq_event.h:132
@ SND_SEQ_EVENT_RESULT
Definition: seq_event.h:48
@ SND_SEQ_EVENT_USR9
Definition: seq_event.h:155
@ SND_SEQ_EVENT_BOUNCE
Definition: seq_event.h:160
@ SND_SEQ_EVENT_TIMESIGN
Definition: seq_event.h:81
@ SND_SEQ_EVENT_TICK
Definition: seq_event.h:100
@ SND_SEQ_EVENT_KEYSIGN
Definition: seq_event.h:83
@ SND_SEQ_EVENT_USR_VAR0
Definition: seq_event.h:162
@ SND_SEQ_EVENT_USR5
Definition: seq_event.h:147
@ SND_SEQ_EVENT_CLIENT_CHANGE
Definition: seq_event.h:123
@ SND_SEQ_EVENT_CLOCK
Definition: seq_event.h:98
@ SND_SEQ_EVENT_TUNE_REQUEST
Definition: seq_event.h:107
@ SND_SEQ_EVENT_SYNC_POS
Definition: seq_event.h:104
@ SND_SEQ_EVENT_KEYPRESS
Definition: seq_event.h:57
@ SND_SEQ_EVENT_USR7
Definition: seq_event.h:151
@ SND_SEQ_EVENT_ECHO
Definition: seq_event.h:114
@ SND_SEQ_EVENT_NOTE
Definition: seq_event.h:51
@ SND_SEQ_EVENT_NONE
Definition: seq_event.h:173
@ SND_SEQ_EVENT_CLIENT_START
Definition: seq_event.h:119
@ SND_SEQ_EVENT_CHANPRESS
Definition: seq_event.h:64
@ SND_SEQ_EVENT_NONREGPARAM
Definition: seq_event.h:70
@ SND_SEQ_EVENT_CONTINUE
Definition: seq_event.h:88
@ SND_SEQ_EVENT_SYSTEM
Definition: seq_event.h:46
@ SND_SEQ_EVENT_STOP
Definition: seq_event.h:90
@ SND_SEQ_EVENT_PORT_EXIT
Definition: seq_event.h:127
@ SND_SEQ_EVENT_USR_VAR3
Definition: seq_event.h:168
@ SND_SEQ_EVENT_CONTROLLER
Definition: seq_event.h:60
@ SND_SEQ_EVENT_CONTROL14
Definition: seq_event.h:68
@ SND_SEQ_EVENT_NOTEOFF
Definition: seq_event.h:55
@ SND_SEQ_EVENT_USR_VAR1
Definition: seq_event.h:164
@ SND_SEQ_EVENT_USR3
Definition: seq_event.h:143
@ SND_SEQ_EVENT_TEMPO
Definition: seq_event.h:96
@ SND_SEQ_EVENT_PITCHBEND
Definition: seq_event.h:66
@ SND_SEQ_EVENT_PORT_START
Definition: seq_event.h:125
@ SND_SEQ_EVENT_USR4
Definition: seq_event.h:145
@ SND_SEQ_EVENT_USR1
Definition: seq_event.h:139
@ SND_SEQ_EVENT_PORT_UNSUBSCRIBED
Definition: seq_event.h:134
@ SND_SEQ_EVENT_QUEUE_SKEW
Definition: seq_event.h:102
@ SND_SEQ_EVENT_QFRAME
Definition: seq_event.h:79
@ SND_SEQ_EVENT_USR6
Definition: seq_event.h:149
@ SND_SEQ_EVENT_OSS
Definition: seq_event.h:116
@ SND_SEQ_EVENT_USR0
Definition: seq_event.h:137
@ SND_SEQ_EVENT_PORT_CHANGE
Definition: seq_event.h:129
@ SND_SEQ_EVENT_PGMCHANGE
Definition: seq_event.h:62
@ SND_SEQ_EVENT_REGPARAM
Definition: seq_event.h:72
@ SND_SEQ_EVENT_SETPOS_TICK
Definition: seq_event.h:92
@ SND_SEQ_EVENT_USR_VAR4
Definition: seq_event.h:170
@ SND_SEQ_EVENT_START
Definition: seq_event.h:86
@ SND_SEQ_EVENT_RESET
Definition: seq_event.h:109
@ SND_SEQ_EVENT_SENSING
Definition: seq_event.h:111
@ SND_SEQ_EVENT_NOTEON
Definition: seq_event.h:53
@ SND_SEQ_EVENT_USR8
Definition: seq_event.h:153
@ SND_SEQ_EVENT_SONGSEL
Definition: seq_event.h:77
Definition: seq_event.h:178
unsigned char port
Definition: seq_event.h:180
unsigned char client
Definition: seq_event.h:179
Definition: seq_event.h:184
snd_seq_addr_t dest
Definition: seq_event.h:186
snd_seq_addr_t sender
Definition: seq_event.h:185
Definition: seq_event.h:240
unsigned char channel
Definition: seq_event.h:241
signed int value
Definition: seq_event.h:244
unsigned int param
Definition: seq_event.h:243
Definition: seq_event.h:258
unsigned int len
Definition: seq_event.h:259
void * ptr
Definition: seq_event.h:260
Definition: seq_event.h:231
unsigned char velocity
Definition: seq_event.h:234
unsigned char off_velocity
Definition: seq_event.h:235
unsigned char note
Definition: seq_event.h:233
unsigned int duration
Definition: seq_event.h:236
unsigned char channel
Definition: seq_event.h:232
Definition: seq_event.h:282
snd_seq_timestamp_t time
Definition: seq_event.h:287
unsigned char queue
Definition: seq_event.h:283
signed int value
Definition: seq_event.h:286
unsigned int position
Definition: seq_event.h:288
snd_seq_queue_skew_t skew
Definition: seq_event.h:289
Definition: seq_event.h:253
Definition: seq_event.h:248
Definition: seq_event.h:310
unsigned char queue
Definition: seq_event.h:315
unsigned char flags
Definition: seq_event.h:312
snd_seq_timestamp_t time
Definition: seq_event.h:316
unsigned char tag
Definition: seq_event.h:313
snd_seq_event_data_t data
Definition: seq_event.h:321
snd_seq_addr_t source
Definition: seq_event.h:318
snd_seq_event_type_t type
Definition: seq_event.h:311
snd_seq_addr_t dest
Definition: seq_event.h:319
Definition: seq_event.h:276
unsigned int base
Definition: seq_event.h:278
unsigned int value
Definition: seq_event.h:277
Definition: seq_event.h:191
unsigned int tv_nsec
Definition: seq_event.h:193
unsigned int tv_sec
Definition: seq_event.h:192
Definition: seq_event.h:270
int result
Definition: seq_event.h:272
int event
Definition: seq_event.h:271
Definition: seq_event.h:325
unsigned char tag
Definition: seq_event.h:328
unsigned char flags
Definition: seq_event.h:327
snd_seq_addr_t source
Definition: seq_event.h:331
unsigned char queue
Definition: seq_event.h:329
snd_seq_event_data_t data
Definition: seq_event.h:335
snd_seq_event_type_t type
Definition: seq_event.h:326
snd_seq_addr_t dest
Definition: seq_event.h:332
snd_seq_timestamp_t time
Definition: seq_event.h:330
Definition: seq_event.h:296
snd_seq_ev_queue_control_t queue
Definition: seq_event.h:302
snd_seq_timestamp_t time
Definition: seq_event.h:303
snd_seq_ev_raw8_t raw8
Definition: seq_event.h:299
snd_seq_ev_note_t note
Definition: seq_event.h:297
snd_seq_ev_raw32_t raw32
Definition: seq_event.h:300
snd_seq_addr_t addr
Definition: seq_event.h:304
snd_seq_result_t result
Definition: seq_event.h:306
snd_seq_connect_t connect
Definition: seq_event.h:305
snd_seq_ev_ctrl_t control
Definition: seq_event.h:298
snd_seq_ev_ext_t ext
Definition: seq_event.h:301
Definition: seq_event.h:200
snd_seq_tick_time_t tick
Definition: seq_event.h:201