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/home/trunks/devel/alsa-lib-1.0.7/include/seq.h

00001 00009 /* 00010 * Application interface library for the ALSA driver 00011 * 00012 * 00013 * This library is free software; you can redistribute it and/or modify 00014 * it under the terms of the GNU Lesser General Public License as 00015 * published by the Free Software Foundation; either version 2.1 of 00016 * the License, or (at your option) any later version. 00017 * 00018 * This program is distributed in the hope that it will be useful, 00019 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00020 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00021 * GNU Lesser General Public License for more details. 00022 * 00023 * You should have received a copy of the GNU Lesser General Public 00024 * License along with this library; if not, write to the Free Software 00025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00026 * 00027 */ 00028 00029 #ifndef __ALSA_SEQ_H 00030 #define __ALSA_SEQ_H 00031 00032 #ifdef __cplusplus 00033 extern "C" { 00034 #endif 00035 00044 #define SND_SEQ_DLSYM_VERSION _dlsym_seq_001 00045 00047 typedef struct _snd_seq snd_seq_t; 00048 00049 #ifndef DOC_HIDDEN 00050 #define SND_ALLOCA(type,ptr) \ 00051 do {\ 00052 assert(ptr);\ 00053 *ptr = (type##_t *)alloca(type##_sizeof());\ 00054 memset(*ptr, 0, type##_sizeof());\ 00055 } while (0) 00056 #endif 00057 00061 #define SND_SEQ_OPEN_OUTPUT 1 00062 #define SND_SEQ_OPEN_INPUT 2 00063 #define SND_SEQ_OPEN_DUPLEX (SND_SEQ_OPEN_OUTPUT|SND_SEQ_OPEN_INPUT) 00068 #define SND_SEQ_NONBLOCK 0x0001 00071 typedef enum _snd_seq_type { 00072 SND_SEQ_TYPE_HW, 00073 SND_SEQ_TYPE_SHM, 00074 SND_SEQ_TYPE_INET 00075 } snd_seq_type_t; 00076 00078 #define SND_SEQ_ADDRESS_UNKNOWN 253 00079 #define SND_SEQ_ADDRESS_SUBSCRIBERS 254 00080 #define SND_SEQ_ADDRESS_BROADCAST 255 00083 #define SND_SEQ_CLIENT_SYSTEM 0 00084 #define SND_SEQ_CLIENT_DUMMY 62 00085 #define SND_SEQ_CLIENT_OSS 63 00087 /* 00088 */ 00089 int snd_seq_open(snd_seq_t **handle, const char *name, int streams, int mode); 00090 int snd_seq_open_lconf(snd_seq_t **handle, const char *name, int streams, int mode, snd_config_t *lconf); 00091 const char *snd_seq_name(snd_seq_t *seq); 00092 snd_seq_type_t snd_seq_type(snd_seq_t *seq); 00093 int snd_seq_close(snd_seq_t *handle); 00094 int snd_seq_poll_descriptors_count(snd_seq_t *handle, short events); 00095 int snd_seq_poll_descriptors(snd_seq_t *handle, struct pollfd *pfds, unsigned int space, short events); 00096 int snd_seq_poll_descriptors_revents(snd_seq_t *seq, struct pollfd *pfds, unsigned int nfds, unsigned short *revents); 00097 int snd_seq_nonblock(snd_seq_t *handle, int nonblock); 00098 int snd_seq_client_id(snd_seq_t *handle); 00099 00100 size_t snd_seq_get_output_buffer_size(snd_seq_t *handle); 00101 size_t snd_seq_get_input_buffer_size(snd_seq_t *handle); 00102 int snd_seq_set_output_buffer_size(snd_seq_t *handle, size_t size); 00103 int snd_seq_set_input_buffer_size(snd_seq_t *handle, size_t size); 00104 00106 typedef struct _snd_seq_system_info snd_seq_system_info_t; 00107 00108 size_t snd_seq_system_info_sizeof(void); 00110 #define snd_seq_system_info_alloca(ptr) \ 00111 SND_ALLOCA(snd_seq_system_info, ptr) 00112 int snd_seq_system_info_malloc(snd_seq_system_info_t **ptr); 00113 void snd_seq_system_info_free(snd_seq_system_info_t *ptr); 00114 void snd_seq_system_info_copy(snd_seq_system_info_t *dst, const snd_seq_system_info_t *src); 00115 00116 int snd_seq_system_info_get_queues(const snd_seq_system_info_t *info); 00117 int snd_seq_system_info_get_clients(const snd_seq_system_info_t *info); 00118 int snd_seq_system_info_get_ports(const snd_seq_system_info_t *info); 00119 int snd_seq_system_info_get_channels(const snd_seq_system_info_t *info); 00120 int snd_seq_system_info_get_cur_clients(const snd_seq_system_info_t *info); 00121 int snd_seq_system_info_get_cur_queues(const snd_seq_system_info_t *info); 00122 00123 int snd_seq_system_info(snd_seq_t *handle, snd_seq_system_info_t *info); 00124 00136 typedef struct _snd_seq_client_info snd_seq_client_info_t; 00137 00139 typedef enum snd_seq_client_type { 00140 SND_SEQ_USER_CLIENT = 1, 00141 SND_SEQ_KERNEL_CLIENT = 2 00142 } snd_seq_client_type_t; 00143 00144 size_t snd_seq_client_info_sizeof(void); 00146 #define snd_seq_client_info_alloca(ptr) \ 00147 SND_ALLOCA(snd_seq_client_info, ptr) 00148 int snd_seq_client_info_malloc(snd_seq_client_info_t **ptr); 00149 void snd_seq_client_info_free(snd_seq_client_info_t *ptr); 00150 void snd_seq_client_info_copy(snd_seq_client_info_t *dst, const snd_seq_client_info_t *src); 00151 00152 int snd_seq_client_info_get_client(const snd_seq_client_info_t *info); 00153 snd_seq_client_type_t snd_seq_client_info_get_type(const snd_seq_client_info_t *info); 00154 const char *snd_seq_client_info_get_name(snd_seq_client_info_t *info); 00155 int snd_seq_client_info_get_broadcast_filter(const snd_seq_client_info_t *info); 00156 int snd_seq_client_info_get_error_bounce(const snd_seq_client_info_t *info); 00157 const unsigned char *snd_seq_client_info_get_event_filter(const snd_seq_client_info_t *info); 00158 int snd_seq_client_info_get_num_ports(const snd_seq_client_info_t *info); 00159 int snd_seq_client_info_get_event_lost(const snd_seq_client_info_t *info); 00160 00161 void snd_seq_client_info_set_client(snd_seq_client_info_t *info, int client); 00162 void snd_seq_client_info_set_name(snd_seq_client_info_t *info, const char *name); 00163 void snd_seq_client_info_set_broadcast_filter(snd_seq_client_info_t *info, int val); 00164 void snd_seq_client_info_set_error_bounce(snd_seq_client_info_t *info, int val); 00165 void snd_seq_client_info_set_event_filter(snd_seq_client_info_t *info, unsigned char *filter); 00166 00167 int snd_seq_get_client_info(snd_seq_t *handle, snd_seq_client_info_t *info); 00168 int snd_seq_get_any_client_info(snd_seq_t *handle, int client, snd_seq_client_info_t *info); 00169 int snd_seq_set_client_info(snd_seq_t *handle, snd_seq_client_info_t *info); 00170 int snd_seq_query_next_client(snd_seq_t *handle, snd_seq_client_info_t *info); 00171 00172 /* 00173 */ 00174 00176 typedef struct _snd_seq_client_pool snd_seq_client_pool_t; 00177 00178 size_t snd_seq_client_pool_sizeof(void); 00180 #define snd_seq_client_pool_alloca(ptr) \ 00181 SND_ALLOCA(snd_seq_client_pool, ptr) 00182 int snd_seq_client_pool_malloc(snd_seq_client_pool_t **ptr); 00183 void snd_seq_client_pool_free(snd_seq_client_pool_t *ptr); 00184 void snd_seq_client_pool_copy(snd_seq_client_pool_t *dst, const snd_seq_client_pool_t *src); 00185 00186 int snd_seq_client_pool_get_client(const snd_seq_client_pool_t *info); 00187 size_t snd_seq_client_pool_get_output_pool(const snd_seq_client_pool_t *info); 00188 size_t snd_seq_client_pool_get_input_pool(const snd_seq_client_pool_t *info); 00189 size_t snd_seq_client_pool_get_output_room(const snd_seq_client_pool_t *info); 00190 size_t snd_seq_client_pool_get_output_free(const snd_seq_client_pool_t *info); 00191 size_t snd_seq_client_pool_get_input_free(const snd_seq_client_pool_t *info); 00192 void snd_seq_client_pool_set_output_pool(snd_seq_client_pool_t *info, size_t size); 00193 void snd_seq_client_pool_set_input_pool(snd_seq_client_pool_t *info, size_t size); 00194 void snd_seq_client_pool_set_output_room(snd_seq_client_pool_t *info, size_t size); 00195 00196 int snd_seq_get_client_pool(snd_seq_t *handle, snd_seq_client_pool_t *info); 00197 int snd_seq_set_client_pool(snd_seq_t *handle, snd_seq_client_pool_t *info); 00198 00199 00211 typedef struct _snd_seq_port_info snd_seq_port_info_t; 00212 00214 #define SND_SEQ_PORT_SYSTEM_TIMER 0 00215 #define SND_SEQ_PORT_SYSTEM_ANNOUNCE 1 00218 #define SND_SEQ_PORT_CAP_READ (1<<0) 00219 #define SND_SEQ_PORT_CAP_WRITE (1<<1) 00221 #define SND_SEQ_PORT_CAP_SYNC_READ (1<<2) 00222 #define SND_SEQ_PORT_CAP_SYNC_WRITE (1<<3) 00224 #define SND_SEQ_PORT_CAP_DUPLEX (1<<4) 00226 #define SND_SEQ_PORT_CAP_SUBS_READ (1<<5) 00227 #define SND_SEQ_PORT_CAP_SUBS_WRITE (1<<6) 00228 #define SND_SEQ_PORT_CAP_NO_EXPORT (1<<7) 00231 #define SND_SEQ_PORT_TYPE_SPECIFIC (1<<0) 00232 #define SND_SEQ_PORT_TYPE_MIDI_GENERIC (1<<1) 00233 #define SND_SEQ_PORT_TYPE_MIDI_GM (1<<2) 00234 #define SND_SEQ_PORT_TYPE_MIDI_GS (1<<3) 00235 #define SND_SEQ_PORT_TYPE_MIDI_XG (1<<4) 00236 #define SND_SEQ_PORT_TYPE_MIDI_MT32 (1<<5) 00237 #define SND_SEQ_PORT_TYPE_SYNTH (1<<10) 00238 #define SND_SEQ_PORT_TYPE_DIRECT_SAMPLE (1<<11) 00239 #define SND_SEQ_PORT_TYPE_SAMPLE (1<<12) 00240 #define SND_SEQ_PORT_TYPE_APPLICATION (1<<20) 00243 size_t snd_seq_port_info_sizeof(void); 00244 00245 #define snd_seq_port_info_alloca(ptr) \ 00246 SND_ALLOCA(snd_seq_port_info, ptr) 00247 int snd_seq_port_info_malloc(snd_seq_port_info_t **ptr); 00248 void snd_seq_port_info_free(snd_seq_port_info_t *ptr); 00249 void snd_seq_port_info_copy(snd_seq_port_info_t *dst, const snd_seq_port_info_t *src); 00250 00251 int snd_seq_port_info_get_client(const snd_seq_port_info_t *info); 00252 int snd_seq_port_info_get_port(const snd_seq_port_info_t *info); 00253 const snd_seq_addr_t *snd_seq_port_info_get_addr(const snd_seq_port_info_t *info); 00254 const char *snd_seq_port_info_get_name(const snd_seq_port_info_t *info); 00255 unsigned int snd_seq_port_info_get_capability(const snd_seq_port_info_t *info); 00256 unsigned int snd_seq_port_info_get_type(const snd_seq_port_info_t *info); 00257 int snd_seq_port_info_get_midi_channels(const snd_seq_port_info_t *info); 00258 int snd_seq_port_info_get_midi_voices(const snd_seq_port_info_t *info); 00259 int snd_seq_port_info_get_synth_voices(const snd_seq_port_info_t *info); 00260 int snd_seq_port_info_get_read_use(const snd_seq_port_info_t *info); 00261 int snd_seq_port_info_get_write_use(const snd_seq_port_info_t *info); 00262 int snd_seq_port_info_get_port_specified(const snd_seq_port_info_t *info); 00263 int snd_seq_port_info_get_timestamping(const snd_seq_port_info_t *info); 00264 int snd_seq_port_info_get_timestamp_real(const snd_seq_port_info_t *info); 00265 int snd_seq_port_info_get_timestamp_queue(const snd_seq_port_info_t *info); 00266 00267 void snd_seq_port_info_set_client(snd_seq_port_info_t *info, int client); 00268 void snd_seq_port_info_set_port(snd_seq_port_info_t *info, int port); 00269 void snd_seq_port_info_set_addr(snd_seq_port_info_t *info, const snd_seq_addr_t *addr); 00270 void snd_seq_port_info_set_name(snd_seq_port_info_t *info, const char *name); 00271 void snd_seq_port_info_set_capability(snd_seq_port_info_t *info, unsigned int capability); 00272 void snd_seq_port_info_set_type(snd_seq_port_info_t *info, unsigned int type); 00273 void snd_seq_port_info_set_midi_channels(snd_seq_port_info_t *info, int channels); 00274 void snd_seq_port_info_set_midi_voices(snd_seq_port_info_t *info, int voices); 00275 void snd_seq_port_info_set_synth_voices(snd_seq_port_info_t *info, int voices); 00276 void snd_seq_port_info_set_port_specified(snd_seq_port_info_t *info, int val); 00277 void snd_seq_port_info_set_timestamping(snd_seq_port_info_t *info, int enable); 00278 void snd_seq_port_info_set_timestamp_real(snd_seq_port_info_t *info, int realtime); 00279 void snd_seq_port_info_set_timestamp_queue(snd_seq_port_info_t *info, int queue); 00280 00281 int snd_seq_create_port(snd_seq_t *handle, snd_seq_port_info_t *info); 00282 int snd_seq_delete_port(snd_seq_t *handle, int port); 00283 int snd_seq_get_port_info(snd_seq_t *handle, int port, snd_seq_port_info_t *info); 00284 int snd_seq_get_any_port_info(snd_seq_t *handle, int client, int port, snd_seq_port_info_t *info); 00285 int snd_seq_set_port_info(snd_seq_t *handle, int port, snd_seq_port_info_t *info); 00286 int snd_seq_query_next_port(snd_seq_t *handle, snd_seq_port_info_t *info); 00287 00299 typedef struct _snd_seq_port_subscribe snd_seq_port_subscribe_t; 00300 00301 size_t snd_seq_port_subscribe_sizeof(void); 00303 #define snd_seq_port_subscribe_alloca(ptr) \ 00304 SND_ALLOCA(snd_seq_port_subscribe, ptr) 00305 int snd_seq_port_subscribe_malloc(snd_seq_port_subscribe_t **ptr); 00306 void snd_seq_port_subscribe_free(snd_seq_port_subscribe_t *ptr); 00307 void snd_seq_port_subscribe_copy(snd_seq_port_subscribe_t *dst, const snd_seq_port_subscribe_t *src); 00308 00309 const snd_seq_addr_t *snd_seq_port_subscribe_get_sender(const snd_seq_port_subscribe_t *info); 00310 const snd_seq_addr_t *snd_seq_port_subscribe_get_dest(const snd_seq_port_subscribe_t *info); 00311 int snd_seq_port_subscribe_get_queue(const snd_seq_port_subscribe_t *info); 00312 int snd_seq_port_subscribe_get_exclusive(const snd_seq_port_subscribe_t *info); 00313 int snd_seq_port_subscribe_get_time_update(const snd_seq_port_subscribe_t *info); 00314 int snd_seq_port_subscribe_get_time_real(const snd_seq_port_subscribe_t *info); 00315 00316 void snd_seq_port_subscribe_set_sender(snd_seq_port_subscribe_t *info, const snd_seq_addr_t *addr); 00317 void snd_seq_port_subscribe_set_dest(snd_seq_port_subscribe_t *info, const snd_seq_addr_t *addr); 00318 void snd_seq_port_subscribe_set_queue(snd_seq_port_subscribe_t *info, int q); 00319 void snd_seq_port_subscribe_set_exclusive(snd_seq_port_subscribe_t *info, int val); 00320 void snd_seq_port_subscribe_set_time_update(snd_seq_port_subscribe_t *info, int val); 00321 void snd_seq_port_subscribe_set_time_real(snd_seq_port_subscribe_t *info, int val); 00322 00323 int snd_seq_get_port_subscription(snd_seq_t *handle, snd_seq_port_subscribe_t *sub); 00324 int snd_seq_subscribe_port(snd_seq_t *handle, snd_seq_port_subscribe_t *sub); 00325 int snd_seq_unsubscribe_port(snd_seq_t *handle, snd_seq_port_subscribe_t *sub); 00326 00327 /* 00328 */ 00329 00331 typedef struct _snd_seq_query_subscribe snd_seq_query_subscribe_t; 00332 00334 typedef enum { 00335 SND_SEQ_QUERY_SUBS_READ, 00336 SND_SEQ_QUERY_SUBS_WRITE 00337 } snd_seq_query_subs_type_t; 00338 00339 size_t snd_seq_query_subscribe_sizeof(void); 00341 #define snd_seq_query_subscribe_alloca(ptr) \ 00342 SND_ALLOCA(snd_seq_query_subscribe, ptr) 00343 int snd_seq_query_subscribe_malloc(snd_seq_query_subscribe_t **ptr); 00344 void snd_seq_query_subscribe_free(snd_seq_query_subscribe_t *ptr); 00345 void snd_seq_query_subscribe_copy(snd_seq_query_subscribe_t *dst, const snd_seq_query_subscribe_t *src); 00346 00347 int snd_seq_query_subscribe_get_client(const snd_seq_query_subscribe_t *info); 00348 int snd_seq_query_subscribe_get_port(const snd_seq_query_subscribe_t *info); 00349 const snd_seq_addr_t *snd_seq_query_subscribe_get_root(const snd_seq_query_subscribe_t *info); 00350 snd_seq_query_subs_type_t snd_seq_query_subscribe_get_type(const snd_seq_query_subscribe_t *info); 00351 int snd_seq_query_subscribe_get_index(const snd_seq_query_subscribe_t *info); 00352 int snd_seq_query_subscribe_get_num_subs(const snd_seq_query_subscribe_t *info); 00353 const snd_seq_addr_t *snd_seq_query_subscribe_get_addr(const snd_seq_query_subscribe_t *info); 00354 int snd_seq_query_subscribe_get_queue(const snd_seq_query_subscribe_t *info); 00355 int snd_seq_query_subscribe_get_exclusive(const snd_seq_query_subscribe_t *info); 00356 int snd_seq_query_subscribe_get_time_update(const snd_seq_query_subscribe_t *info); 00357 int snd_seq_query_subscribe_get_time_real(const snd_seq_query_subscribe_t *info); 00358 00359 void snd_seq_query_subscribe_set_client(snd_seq_query_subscribe_t *info, int client); 00360 void snd_seq_query_subscribe_set_port(snd_seq_query_subscribe_t *info, int port); 00361 void snd_seq_query_subscribe_set_root(snd_seq_query_subscribe_t *info, const snd_seq_addr_t *addr); 00362 void snd_seq_query_subscribe_set_type(snd_seq_query_subscribe_t *info, snd_seq_query_subs_type_t type); 00363 void snd_seq_query_subscribe_set_index(snd_seq_query_subscribe_t *info, int _index); 00364 00365 int snd_seq_query_port_subscribers(snd_seq_t *seq, snd_seq_query_subscribe_t * subs); 00366 00378 typedef struct _snd_seq_queue_info snd_seq_queue_info_t; 00380 typedef struct _snd_seq_queue_status snd_seq_queue_status_t; 00382 typedef struct _snd_seq_queue_tempo snd_seq_queue_tempo_t; 00384 typedef struct _snd_seq_queue_timer snd_seq_queue_timer_t; 00385 00387 #define SND_SEQ_QUEUE_DIRECT 253 00389 size_t snd_seq_queue_info_sizeof(void); 00390 00391 #define snd_seq_queue_info_alloca(ptr) \ 00392 SND_ALLOCA(snd_seq_queue_info, ptr) 00393 int snd_seq_queue_info_malloc(snd_seq_queue_info_t **ptr); 00394 void snd_seq_queue_info_free(snd_seq_queue_info_t *ptr); 00395 void snd_seq_queue_info_copy(snd_seq_queue_info_t *dst, const snd_seq_queue_info_t *src); 00396 00397 int snd_seq_queue_info_get_queue(const snd_seq_queue_info_t *info); 00398 const char *snd_seq_queue_info_get_name(const snd_seq_queue_info_t *info); 00399 int snd_seq_queue_info_get_owner(const snd_seq_queue_info_t *info); 00400 int snd_seq_queue_info_get_locked(const snd_seq_queue_info_t *info); 00401 unsigned int snd_seq_queue_info_get_flags(const snd_seq_queue_info_t *info); 00402 00403 void snd_seq_queue_info_set_name(snd_seq_queue_info_t *info, const char *name); 00404 void snd_seq_queue_info_set_owner(snd_seq_queue_info_t *info, int owner); 00405 void snd_seq_queue_info_set_locked(snd_seq_queue_info_t *info, int locked); 00406 void snd_seq_queue_info_set_flags(snd_seq_queue_info_t *info, unsigned int flags); 00407 00408 int snd_seq_create_queue(snd_seq_t *seq, snd_seq_queue_info_t *info); 00409 int snd_seq_alloc_named_queue(snd_seq_t *seq, const char *name); 00410 int snd_seq_alloc_queue(snd_seq_t *handle); 00411 int snd_seq_free_queue(snd_seq_t *handle, int q); 00412 int snd_seq_get_queue_info(snd_seq_t *seq, int q, snd_seq_queue_info_t *info); 00413 int snd_seq_set_queue_info(snd_seq_t *seq, int q, snd_seq_queue_info_t *info); 00414 int snd_seq_query_named_queue(snd_seq_t *seq, const char *name); 00415 00416 int snd_seq_get_queue_usage(snd_seq_t *handle, int q); 00417 int snd_seq_set_queue_usage(snd_seq_t *handle, int q, int used); 00418 00419 /* 00420 */ 00421 size_t snd_seq_queue_status_sizeof(void); 00423 #define snd_seq_queue_status_alloca(ptr) \ 00424 SND_ALLOCA(snd_seq_queue_status, ptr) 00425 int snd_seq_queue_status_malloc(snd_seq_queue_status_t **ptr); 00426 void snd_seq_queue_status_free(snd_seq_queue_status_t *ptr); 00427 void snd_seq_queue_status_copy(snd_seq_queue_status_t *dst, const snd_seq_queue_status_t *src); 00428 00429 int snd_seq_queue_status_get_queue(const snd_seq_queue_status_t *info); 00430 int snd_seq_queue_status_get_events(const snd_seq_queue_status_t *info); 00431 snd_seq_tick_time_t snd_seq_queue_status_get_tick_time(const snd_seq_queue_status_t *info); 00432 const snd_seq_real_time_t *snd_seq_queue_status_get_real_time(const snd_seq_queue_status_t *info); 00433 unsigned int snd_seq_queue_status_get_status(const snd_seq_queue_status_t *info); 00434 00435 int snd_seq_get_queue_status(snd_seq_t *handle, int q, snd_seq_queue_status_t *status); 00436 00437 /* 00438 */ 00439 size_t snd_seq_queue_tempo_sizeof(void); 00441 #define snd_seq_queue_tempo_alloca(ptr) \ 00442 SND_ALLOCA(snd_seq_queue_tempo, ptr) 00443 int snd_seq_queue_tempo_malloc(snd_seq_queue_tempo_t **ptr); 00444 void snd_seq_queue_tempo_free(snd_seq_queue_tempo_t *ptr); 00445 void snd_seq_queue_tempo_copy(snd_seq_queue_tempo_t *dst, const snd_seq_queue_tempo_t *src); 00446 00447 int snd_seq_queue_tempo_get_queue(const snd_seq_queue_tempo_t *info); 00448 unsigned int snd_seq_queue_tempo_get_tempo(const snd_seq_queue_tempo_t *info); 00449 int snd_seq_queue_tempo_get_ppq(const snd_seq_queue_tempo_t *info); 00450 unsigned int snd_seq_queue_tempo_get_skew(const snd_seq_queue_tempo_t *info); 00451 unsigned int snd_seq_queue_tempo_get_skew_base(const snd_seq_queue_tempo_t *info); 00452 void snd_seq_queue_tempo_set_tempo(snd_seq_queue_tempo_t *info, unsigned int tempo); 00453 void snd_seq_queue_tempo_set_ppq(snd_seq_queue_tempo_t *info, int ppq); 00454 void snd_seq_queue_tempo_set_skew(snd_seq_queue_tempo_t *info, unsigned int skew); 00455 void snd_seq_queue_tempo_set_skew_base(snd_seq_queue_tempo_t *info, unsigned int base); 00456 00457 int snd_seq_get_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo); 00458 int snd_seq_set_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo); 00459 00460 /* 00461 */ 00462 00464 typedef enum { 00465 SND_SEQ_TIMER_ALSA = 0, /* ALSA timer */ 00466 SND_SEQ_TIMER_MIDI_CLOCK = 1, /* Midi Clock (CLOCK event) */ 00467 SND_SEQ_TIMER_MIDI_TICK = 2 /* Midi Timer Tick (TICK event */ 00468 } snd_seq_queue_timer_type_t; 00469 00470 size_t snd_seq_queue_timer_sizeof(void); 00472 #define snd_seq_queue_timer_alloca(ptr) \ 00473 SND_ALLOCA(snd_seq_queue_timer, ptr) 00474 int snd_seq_queue_timer_malloc(snd_seq_queue_timer_t **ptr); 00475 void snd_seq_queue_timer_free(snd_seq_queue_timer_t *ptr); 00476 void snd_seq_queue_timer_copy(snd_seq_queue_timer_t *dst, const snd_seq_queue_timer_t *src); 00477 00478 int snd_seq_queue_timer_get_queue(const snd_seq_queue_timer_t *info); 00479 snd_seq_queue_timer_type_t snd_seq_queue_timer_get_type(const snd_seq_queue_timer_t *info); 00480 const snd_timer_id_t *snd_seq_queue_timer_get_id(const snd_seq_queue_timer_t *info); 00481 unsigned int snd_seq_queue_timer_get_resolution(const snd_seq_queue_timer_t *info); 00482 00483 void snd_seq_queue_timer_set_type(snd_seq_queue_timer_t *info, snd_seq_queue_timer_type_t type); 00484 void snd_seq_queue_timer_set_id(snd_seq_queue_timer_t *info, const snd_timer_id_t *id); 00485 void snd_seq_queue_timer_set_resolution(snd_seq_queue_timer_t *info, unsigned int resolution); 00486 00487 int snd_seq_get_queue_timer(snd_seq_t *handle, int q, snd_seq_queue_timer_t *timer); 00488 int snd_seq_set_queue_timer(snd_seq_t *handle, int q, snd_seq_queue_timer_t *timer); 00489 00499 int snd_seq_free_event(snd_seq_event_t *ev); 00500 ssize_t snd_seq_event_length(snd_seq_event_t *ev); 00501 int snd_seq_event_output(snd_seq_t *handle, snd_seq_event_t *ev); 00502 int snd_seq_event_output_buffer(snd_seq_t *handle, snd_seq_event_t *ev); 00503 int snd_seq_event_output_direct(snd_seq_t *handle, snd_seq_event_t *ev); 00504 int snd_seq_event_input(snd_seq_t *handle, snd_seq_event_t **ev); 00505 int snd_seq_event_input_pending(snd_seq_t *seq, int fetch_sequencer); 00506 int snd_seq_drain_output(snd_seq_t *handle); 00507 int snd_seq_event_output_pending(snd_seq_t *seq); 00508 int snd_seq_extract_output(snd_seq_t *handle, snd_seq_event_t **ev); 00509 int snd_seq_drop_output(snd_seq_t *handle); 00510 int snd_seq_drop_output_buffer(snd_seq_t *handle); 00511 int snd_seq_drop_input(snd_seq_t *handle); 00512 int snd_seq_drop_input_buffer(snd_seq_t *handle); 00513 00515 typedef struct _snd_seq_remove_events snd_seq_remove_events_t; 00516 00518 #define SND_SEQ_REMOVE_INPUT (1<<0) 00519 #define SND_SEQ_REMOVE_OUTPUT (1<<1) 00520 #define SND_SEQ_REMOVE_DEST (1<<2) 00521 #define SND_SEQ_REMOVE_DEST_CHANNEL (1<<3) 00522 #define SND_SEQ_REMOVE_TIME_BEFORE (1<<4) 00523 #define SND_SEQ_REMOVE_TIME_AFTER (1<<5) 00524 #define SND_SEQ_REMOVE_TIME_TICK (1<<6) 00525 #define SND_SEQ_REMOVE_EVENT_TYPE (1<<7) 00526 #define SND_SEQ_REMOVE_IGNORE_OFF (1<<8) 00527 #define SND_SEQ_REMOVE_TAG_MATCH (1<<9) 00529 size_t snd_seq_remove_events_sizeof(void); 00530 00531 #define snd_seq_remove_events_alloca(ptr) \ 00532 SND_ALLOCA(snd_seq_remove_events, ptr) 00533 int snd_seq_remove_events_malloc(snd_seq_remove_events_t **ptr); 00534 void snd_seq_remove_events_free(snd_seq_remove_events_t *ptr); 00535 void snd_seq_remove_events_copy(snd_seq_remove_events_t *dst, const snd_seq_remove_events_t *src); 00536 00537 unsigned int snd_seq_remove_events_get_condition(const snd_seq_remove_events_t *info); 00538 int snd_seq_remove_events_get_queue(const snd_seq_remove_events_t *info); 00539 const snd_seq_timestamp_t *snd_seq_remove_events_get_time(const snd_seq_remove_events_t *info); 00540 const snd_seq_addr_t *snd_seq_remove_events_get_dest(const snd_seq_remove_events_t *info); 00541 int snd_seq_remove_events_get_channel(const snd_seq_remove_events_t *info); 00542 int snd_seq_remove_events_get_event_type(const snd_seq_remove_events_t *info); 00543 int snd_seq_remove_events_get_tag(const snd_seq_remove_events_t *info); 00544 00545 void snd_seq_remove_events_set_condition(snd_seq_remove_events_t *info, unsigned int flags); 00546 void snd_seq_remove_events_set_queue(snd_seq_remove_events_t *info, int queue); 00547 void snd_seq_remove_events_set_time(snd_seq_remove_events_t *info, const snd_seq_timestamp_t *time); 00548 void snd_seq_remove_events_set_dest(snd_seq_remove_events_t *info, const snd_seq_addr_t *addr); 00549 void snd_seq_remove_events_set_channel(snd_seq_remove_events_t *info, int channel); 00550 void snd_seq_remove_events_set_event_type(snd_seq_remove_events_t *info, int type); 00551 void snd_seq_remove_events_set_tag(snd_seq_remove_events_t *info, int tag); 00552 00553 int snd_seq_remove_events(snd_seq_t *handle, snd_seq_remove_events_t *info); 00554 00564 void snd_seq_set_bit(int nr, void *array); 00565 int snd_seq_change_bit(int nr, void *array); 00566 int snd_seq_get_bit(int nr, void *array); 00567 00578 /* event type macros */ 00579 enum { 00580 SND_SEQ_EVFLG_RESULT, 00581 SND_SEQ_EVFLG_NOTE, 00582 SND_SEQ_EVFLG_CONTROL, 00583 SND_SEQ_EVFLG_QUEUE, 00584 SND_SEQ_EVFLG_SYSTEM, 00585 SND_SEQ_EVFLG_MESSAGE, 00586 SND_SEQ_EVFLG_CONNECTION, 00587 SND_SEQ_EVFLG_SAMPLE, 00588 SND_SEQ_EVFLG_USERS, 00589 SND_SEQ_EVFLG_INSTR, 00590 SND_SEQ_EVFLG_QUOTE, 00591 SND_SEQ_EVFLG_NONE, 00592 SND_SEQ_EVFLG_RAW, 00593 SND_SEQ_EVFLG_FIXED, 00594 SND_SEQ_EVFLG_VARIABLE, 00595 SND_SEQ_EVFLG_VARUSR 00596 }; 00597 00598 enum { 00599 SND_SEQ_EVFLG_NOTE_ONEARG, 00600 SND_SEQ_EVFLG_NOTE_TWOARG 00601 }; 00602 00603 enum { 00604 SND_SEQ_EVFLG_QUEUE_NOARG, 00605 SND_SEQ_EVFLG_QUEUE_TICK, 00606 SND_SEQ_EVFLG_QUEUE_TIME, 00607 SND_SEQ_EVFLG_QUEUE_VALUE 00608 }; 00609 00615 extern const unsigned int snd_seq_event_types[]; 00616 00617 #define _SND_SEQ_TYPE(x) (1<<(x)) 00618 #define _SND_SEQ_TYPE_OPT(x) ((x)<<24) 00621 #define snd_seq_type_check(ev,x) (snd_seq_event_types[(ev)->type] & _SND_SEQ_TYPE(x)) 00622 00624 #define snd_seq_ev_is_result_type(ev) \ 00625 snd_seq_type_check(ev, SND_SEQ_EVFLG_RESULT) 00626 00627 #define snd_seq_ev_is_note_type(ev) \ 00628 snd_seq_type_check(ev, SND_SEQ_EVFLG_NOTE) 00629 00630 #define snd_seq_ev_is_control_type(ev) \ 00631 snd_seq_type_check(ev, SND_SEQ_EVFLG_CONTROL) 00632 00633 #define snd_seq_ev_is_channel_type(ev) \ 00634 (snd_seq_event_types[(ev)->type] & (_SND_SEQ_TYPE(SND_SEQ_EVFLG_NOTE) | _SND_SEQ_TYPE(SND_SEQ_EVFLG_CONTROL))) 00635 00637 #define snd_seq_ev_is_queue_type(ev) \ 00638 snd_seq_type_check(ev, SND_SEQ_EVFLG_QUEUE) 00639 00640 #define snd_seq_ev_is_message_type(ev) \ 00641 snd_seq_type_check(ev, SND_SEQ_EVFLG_MESSAGE) 00642 00643 #define snd_seq_ev_is_subscribe_type(ev) \ 00644 snd_seq_type_check(ev, SND_SEQ_EVFLG_CONNECTION) 00645 00646 #define snd_seq_ev_is_sample_type(ev) \ 00647 snd_seq_type_check(ev, SND_SEQ_EVFLG_SAMPLE) 00648 00649 #define snd_seq_ev_is_user_type(ev) \ 00650 snd_seq_type_check(ev, SND_SEQ_EVFLG_USERS) 00651 00652 #define snd_seq_ev_is_instr_type(ev) \ 00653 snd_seq_type_check(ev, SND_SEQ_EVFLG_INSTR) 00654 00655 #define snd_seq_ev_is_fixed_type(ev) \ 00656 snd_seq_type_check(ev, SND_SEQ_EVFLG_FIXED) 00657 00658 #define snd_seq_ev_is_variable_type(ev) \ 00659 snd_seq_type_check(ev, SND_SEQ_EVFLG_VARIABLE) 00660 00661 #define snd_seq_ev_is_varusr_type(ev) \ 00662 snd_seq_type_check(ev, SND_SEQ_EVFLG_VARUSR) 00663 00664 #define snd_seq_ev_is_reserved(ev) \ 00665 (! snd_seq_event_types[(ev)->type]) 00666 00671 #define snd_seq_ev_is_prior(ev) \ 00672 (((ev)->flags & SND_SEQ_PRIORITY_MASK) == SND_SEQ_PRIORITY_HIGH) 00673 00675 #define snd_seq_ev_length_type(ev) \ 00676 ((ev)->flags & SND_SEQ_EVENT_LENGTH_MASK) 00677 00678 #define snd_seq_ev_is_fixed(ev) \ 00679 (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_FIXED) 00680 00681 #define snd_seq_ev_is_variable(ev) \ 00682 (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_VARIABLE) 00683 00684 #define snd_seq_ev_is_varusr(ev) \ 00685 (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_VARUSR) 00686 00688 #define snd_seq_ev_timestamp_type(ev) \ 00689 ((ev)->flags & SND_SEQ_TIME_STAMP_MASK) 00690 00691 #define snd_seq_ev_is_tick(ev) \ 00692 (snd_seq_ev_timestamp_type(ev) == SND_SEQ_TIME_STAMP_TICK) 00693 00694 #define snd_seq_ev_is_real(ev) \ 00695 (snd_seq_ev_timestamp_type(ev) == SND_SEQ_TIME_STAMP_REAL) 00696 00698 #define snd_seq_ev_timemode_type(ev) \ 00699 ((ev)->flags & SND_SEQ_TIME_MODE_MASK) 00700 00701 #define snd_seq_ev_is_abstime(ev) \ 00702 (snd_seq_ev_timemode_type(ev) == SND_SEQ_TIME_MODE_ABS) 00703 00704 #define snd_seq_ev_is_reltime(ev) \ 00705 (snd_seq_ev_timemode_type(ev) == SND_SEQ_TIME_MODE_REL) 00706 00708 #define snd_seq_ev_is_direct(ev) \ 00709 ((ev)->queue == SND_SEQ_QUEUE_DIRECT) 00710 00713 #ifdef __cplusplus 00714 } 00715 #endif 00716 00717 #endif /* __ALSA_SEQ_H */ 00718

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