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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
44 enum snd_seq_event_type {
46 SND_SEQ_EVENT_SYSTEM = 0,
48 SND_SEQ_EVENT_RESULT,
49
51 SND_SEQ_EVENT_NOTE = 5,
53 SND_SEQ_EVENT_NOTEON,
55 SND_SEQ_EVENT_NOTEOFF,
57 SND_SEQ_EVENT_KEYPRESS,
58
60 SND_SEQ_EVENT_CONTROLLER = 10,
62 SND_SEQ_EVENT_PGMCHANGE,
64 SND_SEQ_EVENT_CHANPRESS,
66 SND_SEQ_EVENT_PITCHBEND,
68 SND_SEQ_EVENT_CONTROL14,
70 SND_SEQ_EVENT_NONREGPARAM,
72 SND_SEQ_EVENT_REGPARAM,
73
75 SND_SEQ_EVENT_SONGPOS = 20,
77 SND_SEQ_EVENT_SONGSEL,
79 SND_SEQ_EVENT_QFRAME,
81 SND_SEQ_EVENT_TIMESIGN,
83 SND_SEQ_EVENT_KEYSIGN,
84
86 SND_SEQ_EVENT_START = 30,
88 SND_SEQ_EVENT_CONTINUE,
90 SND_SEQ_EVENT_STOP,
92 SND_SEQ_EVENT_SETPOS_TICK,
94 SND_SEQ_EVENT_SETPOS_TIME,
96 SND_SEQ_EVENT_TEMPO,
98 SND_SEQ_EVENT_CLOCK,
100 SND_SEQ_EVENT_TICK,
102 SND_SEQ_EVENT_QUEUE_SKEW,
104 SND_SEQ_EVENT_SYNC_POS,
105
107 SND_SEQ_EVENT_TUNE_REQUEST = 40,
109 SND_SEQ_EVENT_RESET,
111 SND_SEQ_EVENT_SENSING,
112
114 SND_SEQ_EVENT_ECHO = 50,
116 SND_SEQ_EVENT_OSS,
117
119 SND_SEQ_EVENT_CLIENT_START = 60,
121 SND_SEQ_EVENT_CLIENT_EXIT,
123 SND_SEQ_EVENT_CLIENT_CHANGE,
125 SND_SEQ_EVENT_PORT_START,
127 SND_SEQ_EVENT_PORT_EXIT,
129 SND_SEQ_EVENT_PORT_CHANGE,
130
132 SND_SEQ_EVENT_PORT_SUBSCRIBED,
134 SND_SEQ_EVENT_PORT_UNSUBSCRIBED,
135
137 SND_SEQ_EVENT_USR0 = 90,
139 SND_SEQ_EVENT_USR1,
141 SND_SEQ_EVENT_USR2,
143 SND_SEQ_EVENT_USR3,
145 SND_SEQ_EVENT_USR4,
147 SND_SEQ_EVENT_USR5,
149 SND_SEQ_EVENT_USR6,
151 SND_SEQ_EVENT_USR7,
153 SND_SEQ_EVENT_USR8,
155 SND_SEQ_EVENT_USR9,
156
158 SND_SEQ_EVENT_SYSEX = 130,
160 SND_SEQ_EVENT_BOUNCE,
162 SND_SEQ_EVENT_USR_VAR0 = 135,
164 SND_SEQ_EVENT_USR_VAR1,
166 SND_SEQ_EVENT_USR_VAR2,
168 SND_SEQ_EVENT_USR_VAR3,
170 SND_SEQ_EVENT_USR_VAR4,
171
173 SND_SEQ_EVENT_NONE = 255
174 };
175
176
178 typedef struct snd_seq_addr {
179 unsigned char client;
180 unsigned char port;
181 } snd_seq_addr_t;
182
184 typedef struct snd_seq_connect {
185 snd_seq_addr_t sender;
186 snd_seq_addr_t dest;
187 } snd_seq_connect_t;
188
189
191 typedef struct snd_seq_real_time {
192 unsigned int tv_sec;
193 unsigned int tv_nsec;
194 } snd_seq_real_time_t;
195
197 typedef unsigned int snd_seq_tick_time_t;
198
200 typedef union snd_seq_timestamp {
201 snd_seq_tick_time_t tick;
202 struct snd_seq_real_time time;
203 } snd_seq_timestamp_t;
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)
230 typedef struct snd_seq_ev_note {
231 unsigned char channel;
232 unsigned char note;
233 unsigned char velocity;
234 unsigned char off_velocity;
235 unsigned int duration;
236 } snd_seq_ev_note_t;
237
239 typedef struct snd_seq_ev_ctrl {
240 unsigned char channel;
241 unsigned char unused[3];
242 unsigned int param;
243 signed int value;
244 } snd_seq_ev_ctrl_t;
245
247 typedef struct snd_seq_ev_raw8 {
248 unsigned char d[12];
249 } snd_seq_ev_raw8_t;
250
252 typedef struct snd_seq_ev_raw32 {
253 unsigned int d[3];
254 } snd_seq_ev_raw32_t;
255
257 struct snd_seq_ev_ext {
258 unsigned int len;
259 void *ptr;
260 } __attribute__((packed));
262 typedef struct snd_seq_ev_ext snd_seq_ev_ext_t;
263 #ifdef DOC_HIDDEN
264 /* redefine typedef for stupid doxygen */
265 typedef snd_seq_ev_ext snd_seq_ev_ext_t;
266 #endif
267
269 typedef struct snd_seq_result {
270 int event;
271 int result;
272 } snd_seq_result_t;
273
275 typedef struct snd_seq_queue_skew {
276 unsigned int value;
277 unsigned int base;
278 } snd_seq_queue_skew_t;
279
281 typedef struct snd_seq_ev_queue_control {
282 unsigned char queue;
283 unsigned char unused[3];
284 union {
285 signed int value;
286 snd_seq_timestamp_t time;
287 unsigned int position;
288 snd_seq_queue_skew_t skew;
289 unsigned int d32[2];
290 unsigned char d8[8];
291 } param;
292 } snd_seq_ev_queue_control_t;
293
294
296 typedef struct snd_seq_event {
297 snd_seq_event_type_t type;
298 unsigned char flags;
299 unsigned char tag;
301 unsigned char queue;
302 snd_seq_timestamp_t time;
304 snd_seq_addr_t source;
305 snd_seq_addr_t dest;
307 union {
308 snd_seq_ev_note_t note;
309 snd_seq_ev_ctrl_t control;
310 snd_seq_ev_raw8_t raw8;
311 snd_seq_ev_raw32_t raw32;
312 snd_seq_ev_ext_t ext;
313 snd_seq_ev_queue_control_t queue;
314 snd_seq_timestamp_t time;
315 snd_seq_addr_t addr;
316 snd_seq_connect_t connect;
317 snd_seq_result_t result;
318 } data;
319 } snd_seq_event_t;
320
321
324 #endif /* __ALSA_SEQ_EVENT_H */
325
snd_seq_ev_ext::ptr
void * ptr
Definition: seq_event.h:259
SND_SEQ_EVENT_SENSING
Definition: seq_event.h:111
snd_seq_ev_ctrl_t::param
unsigned int param
Definition: seq_event.h:242
snd_seq_real_time_t
Definition: seq_event.h:191
SND_SEQ_EVENT_CLIENT_CHANGE
Definition: seq_event.h:123
snd_seq_timestamp_t::tick
snd_seq_tick_time_t tick
Definition: seq_event.h:201
snd_seq_ev_note_t::note
unsigned char note
Definition: seq_event.h:232
SND_SEQ_EVENT_USR5
Definition: seq_event.h:147
SND_SEQ_EVENT_CLIENT_START
Definition: seq_event.h:119
SND_SEQ_EVENT_CONTROLLER
Definition: seq_event.h:60
snd_seq_event_t::tag
unsigned char tag
Definition: seq_event.h:299
snd_seq_ev_ctrl_t::channel
unsigned char channel
Definition: seq_event.h:240
snd_seq_connect_t
Definition: seq_event.h:184
snd_seq_real_time_t::tv_nsec
unsigned int tv_nsec
Definition: seq_event.h:193
snd_seq_event_t::result
snd_seq_result_t result
Definition: seq_event.h:317
snd_seq_event_t::type
snd_seq_event_type_t type
Definition: seq_event.h:297
snd_seq_tick_time_t
unsigned int snd_seq_tick_time_t
Definition: seq_event.h:197
SND_SEQ_EVENT_SYSEX
Definition: seq_event.h:158
SND_SEQ_EVENT_PITCHBEND
Definition: seq_event.h:66
snd_seq_event_t::control
snd_seq_ev_ctrl_t control
Definition: seq_event.h:309
SND_SEQ_EVENT_USR4
Definition: seq_event.h:145
SND_SEQ_EVENT_PORT_EXIT
Definition: seq_event.h:127
snd_seq_ev_queue_control_t::skew
snd_seq_queue_skew_t skew
Definition: seq_event.h:288
SND_SEQ_EVENT_RESET
Definition: seq_event.h:109
SND_SEQ_EVENT_CLIENT_EXIT
Definition: seq_event.h:121
snd_seq_event_t::connect
snd_seq_connect_t connect
Definition: seq_event.h:316
SND_SEQ_EVENT_NOTEON
Definition: seq_event.h:53
SND_SEQ_EVENT_NONREGPARAM
Definition: seq_event.h:70
snd_seq_event_t::ext
snd_seq_ev_ext_t ext
Definition: seq_event.h:312
SND_SEQ_EVENT_CONTINUE
Definition: seq_event.h:88
snd_seq_ev_queue_control_t::queue
unsigned char queue
Definition: seq_event.h:282
SND_SEQ_EVENT_SYSTEM
Definition: seq_event.h:46
SND_SEQ_EVENT_USR6
Definition: seq_event.h:149
snd_seq_addr_t::client
unsigned char client
Definition: seq_event.h:179
SND_SEQ_EVENT_RESULT
Definition: seq_event.h:48
snd_seq_real_time_t::tv_sec
unsigned int tv_sec
Definition: seq_event.h:192
SND_SEQ_EVENT_SYNC_POS
Definition: seq_event.h:104
SND_SEQ_EVENT_USR9
Definition: seq_event.h:155
SND_SEQ_EVENT_SETPOS_TIME
Definition: seq_event.h:94
SND_SEQ_EVENT_USR_VAR0
Definition: seq_event.h:162
SND_SEQ_EVENT_OSS
Definition: seq_event.h:116
snd_seq_event_t::time
snd_seq_timestamp_t time
Definition: seq_event.h:302
SND_SEQ_EVENT_USR1
Definition: seq_event.h:139
snd_seq_result_t::result
int result
Definition: seq_event.h:271
SND_SEQ_EVENT_USR_VAR4
Definition: seq_event.h:170
snd_seq_event_t::addr
snd_seq_addr_t addr
Definition: seq_event.h:315
snd_seq_event_t::note
snd_seq_ev_note_t note
Definition: seq_event.h:308
SND_SEQ_EVENT_USR_VAR2
Definition: seq_event.h:166
SND_SEQ_EVENT_NOTE
Definition: seq_event.h:51
SND_SEQ_EVENT_SONGSEL
Definition: seq_event.h:77
SND_SEQ_EVENT_REGPARAM
Definition: seq_event.h:72
snd_seq_ev_note_t::velocity
unsigned char velocity
Definition: seq_event.h:233
snd_seq_ev_queue_control_t::position
unsigned int position
Definition: seq_event.h:287
snd_seq_result_t::event
int event
Definition: seq_event.h:270
snd_seq_event_t::queue
unsigned char queue
Definition: seq_event.h:301
snd_seq_ev_ctrl_t
Definition: seq_event.h:239
snd_seq_event_t::dest
snd_seq_addr_t dest
Definition: seq_event.h:305
SND_SEQ_EVENT_USR_VAR3
Definition: seq_event.h:168
SND_SEQ_EVENT_USR7
Definition: seq_event.h:151
snd_seq_addr_t
Definition: seq_event.h:178
snd_seq_ev_ext_t
snd_seq_ev_ext snd_seq_ev_ext_t
Definition: seq_event.h:265
SND_SEQ_EVENT_TEMPO
Definition: seq_event.h:96
snd_seq_ev_note_t::channel
unsigned char channel
Definition: seq_event.h:231
SND_SEQ_EVENT_CONTROL14
Definition: seq_event.h:68
snd_seq_connect_t::dest
snd_seq_addr_t dest
Definition: seq_event.h:186
snd_seq_timestamp_t
Definition: seq_event.h:200
snd_seq_ev_raw32_t
Definition: seq_event.h:252
snd_seq_ev_queue_control_t::value
signed int value
Definition: seq_event.h:285
snd_seq_ev_ctrl_t::value
signed int value
Definition: seq_event.h:243
SND_SEQ_EVENT_TUNE_REQUEST
Definition: seq_event.h:107
snd_seq_event_t::raw8
snd_seq_ev_raw8_t raw8
Definition: seq_event.h:310
SND_SEQ_EVENT_TICK
Definition: seq_event.h:100
snd_seq_event_t::flags
unsigned char flags
Definition: seq_event.h:298
SND_SEQ_EVENT_STOP
Definition: seq_event.h:90
snd_seq_ev_raw8_t
Definition: seq_event.h:247
SND_SEQ_EVENT_USR3
Definition: seq_event.h:143
snd_seq_ev_note_t::duration
unsigned int duration
Definition: seq_event.h:235
SND_SEQ_EVENT_NOTEOFF
Definition: seq_event.h:55
snd_seq_queue_skew_t::value
unsigned int value
Definition: seq_event.h:276
SND_SEQ_EVENT_USR0
Definition: seq_event.h:137
SND_SEQ_EVENT_QFRAME
Definition: seq_event.h:79
SND_SEQ_EVENT_QUEUE_SKEW
Definition: seq_event.h:102
SND_SEQ_EVENT_NONE
Definition: seq_event.h:173
snd_seq_event_t::raw32
snd_seq_ev_raw32_t raw32
Definition: seq_event.h:311
SND_SEQ_EVENT_SONGPOS
Definition: seq_event.h:75
snd_seq_event_t
Definition: seq_event.h:296
SND_SEQ_EVENT_KEYSIGN
Definition: seq_event.h:83
SND_SEQ_EVENT_CLOCK
Definition: seq_event.h:98
snd_seq_queue_skew_t::base
unsigned int base
Definition: seq_event.h:277
SND_SEQ_EVENT_ECHO
Definition: seq_event.h:114
snd_seq_ev_ext
Definition: seq_event.h:257
SND_SEQ_EVENT_PORT_CHANGE
Definition: seq_event.h:129
SND_SEQ_EVENT_USR2
Definition: seq_event.h:141
SND_SEQ_EVENT_BOUNCE
Definition: seq_event.h:160
snd_seq_ev_ext::len
unsigned int len
Definition: seq_event.h:258
snd_seq_ev_queue_control_t::time
snd_seq_timestamp_t time
Definition: seq_event.h:286
SND_SEQ_EVENT_PORT_SUBSCRIBED
Definition: seq_event.h:132
snd_seq_connect_t::sender
snd_seq_addr_t sender
Definition: seq_event.h:185
snd_seq_ev_note_t::off_velocity
unsigned char off_velocity
Definition: seq_event.h:234
snd_seq_result_t
Definition: seq_event.h:269
snd_seq_queue_skew_t
Definition: seq_event.h:275
snd_seq_event_type
snd_seq_event_type
Definition: seq_event.h:44
snd_seq_addr_t::port
unsigned char port
Definition: seq_event.h:180
SND_SEQ_EVENT_TIMESIGN
Definition: seq_event.h:81
SND_SEQ_EVENT_USR8
Definition: seq_event.h:153
SND_SEQ_EVENT_PORT_UNSUBSCRIBED
Definition: seq_event.h:134
SND_SEQ_EVENT_KEYPRESS
Definition: seq_event.h:57
snd_seq_event_type_t
unsigned char snd_seq_event_type_t
Definition: seq_event.h:41
SND_SEQ_EVENT_START
Definition: seq_event.h:86
snd_seq_ev_queue_control_t
Definition: seq_event.h:281
snd_seq_event_t::queue
snd_seq_ev_queue_control_t queue
Definition: seq_event.h:313
SND_SEQ_EVENT_PGMCHANGE
Definition: seq_event.h:62
SND_SEQ_EVENT_SETPOS_TICK
Definition: seq_event.h:92
SND_SEQ_EVENT_USR_VAR1
Definition: seq_event.h:164
snd_seq_ev_note_t
Definition: seq_event.h:230
SND_SEQ_EVENT_PORT_START
Definition: seq_event.h:125
SND_SEQ_EVENT_CHANPRESS
Definition: seq_event.h:64
snd_seq_event_t::source
snd_seq_addr_t source
Definition: seq_event.h:304