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Diffstat (limited to 'alsa-lib/include/seq.h')
| -rw-r--r-- | alsa-lib/include/seq.h | 737 |
1 files changed, 0 insertions, 737 deletions
diff --git a/alsa-lib/include/seq.h b/alsa-lib/include/seq.h deleted file mode 100644 index 9576822..0000000 --- a/alsa-lib/include/seq.h +++ /dev/null @@ -1,737 +0,0 @@ -/** - * \file include/seq.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_SEQ_H -#define __ALSA_SEQ_H - -#ifdef __cplusplus -extern "C" { -#endif - -/** - * \defgroup Sequencer MIDI Sequencer - * MIDI Sequencer Interface. - * See \ref seq page for more details. - * \{ - */ - -/** dlsym version for interface entry callback */ -#define SND_SEQ_DLSYM_VERSION _dlsym_seq_001 - -/** Sequencer handle */ -typedef struct _snd_seq snd_seq_t; - -/** - * sequencer opening stream types - */ -#define SND_SEQ_OPEN_OUTPUT 1 /**< open for output (write) */ -#define SND_SEQ_OPEN_INPUT 2 /**< open for input (read) */ -#define SND_SEQ_OPEN_DUPLEX (SND_SEQ_OPEN_OUTPUT|SND_SEQ_OPEN_INPUT) /**< open for both input and output (read/write) */ - -/** - * sequencer opening mode - */ -#define SND_SEQ_NONBLOCK 0x0001 /**< non-blocking mode (flag to open mode) */ - -/** sequencer handle type */ -typedef enum _snd_seq_type { - SND_SEQ_TYPE_HW, /**< hardware */ - SND_SEQ_TYPE_SHM, /**< shared memory (NYI) */ - SND_SEQ_TYPE_INET /**< network (NYI) */ -} snd_seq_type_t; - -/** special client (port) ids */ -#define SND_SEQ_ADDRESS_UNKNOWN 253 /**< unknown source */ -#define SND_SEQ_ADDRESS_SUBSCRIBERS 254 /**< send event to all subscribed ports */ -#define SND_SEQ_ADDRESS_BROADCAST 255 /**< send event to all queues/clients/ports/channels */ - -/** known client numbers */ -#define SND_SEQ_CLIENT_SYSTEM 0 /**< system client */ - -/* - */ -int snd_seq_open(snd_seq_t **handle, const char *name, int streams, int mode); -int snd_seq_open_lconf(snd_seq_t **handle, const char *name, int streams, int mode, snd_config_t *lconf); -const char *snd_seq_name(snd_seq_t *seq); -snd_seq_type_t snd_seq_type(snd_seq_t *seq); -int snd_seq_close(snd_seq_t *handle); -int snd_seq_poll_descriptors_count(snd_seq_t *handle, short events); -int snd_seq_poll_descriptors(snd_seq_t *handle, struct pollfd *pfds, unsigned int space, short events); -int snd_seq_poll_descriptors_revents(snd_seq_t *seq, struct pollfd *pfds, unsigned int nfds, unsigned short *revents); -int snd_seq_nonblock(snd_seq_t *handle, int nonblock); -int snd_seq_client_id(snd_seq_t *handle); - -size_t snd_seq_get_output_buffer_size(snd_seq_t *handle); -size_t snd_seq_get_input_buffer_size(snd_seq_t *handle); -int snd_seq_set_output_buffer_size(snd_seq_t *handle, size_t size); -int snd_seq_set_input_buffer_size(snd_seq_t *handle, size_t size); - -/** system information container */ -typedef struct _snd_seq_system_info snd_seq_system_info_t; - -size_t snd_seq_system_info_sizeof(void); -/** allocate a #snd_seq_system_info_t container on stack */ -#define snd_seq_system_info_alloca(ptr) \ - __snd_alloca(ptr, snd_seq_system_info) -int snd_seq_system_info_malloc(snd_seq_system_info_t **ptr); -void snd_seq_system_info_free(snd_seq_system_info_t *ptr); -void snd_seq_system_info_copy(snd_seq_system_info_t *dst, const snd_seq_system_info_t *src); - -int snd_seq_system_info_get_queues(const snd_seq_system_info_t *info); -int snd_seq_system_info_get_clients(const snd_seq_system_info_t *info); -int snd_seq_system_info_get_ports(const snd_seq_system_info_t *info); -int snd_seq_system_info_get_channels(const snd_seq_system_info_t *info); -int snd_seq_system_info_get_cur_clients(const snd_seq_system_info_t *info); -int snd_seq_system_info_get_cur_queues(const snd_seq_system_info_t *info); - -int snd_seq_system_info(snd_seq_t *handle, snd_seq_system_info_t *info); - -/** \} */ - - -/** - * \defgroup SeqClient Sequencer Client Interface - * Sequencer Client Interface - * \ingroup Sequencer - * \{ - */ - -/** client information container */ -typedef struct _snd_seq_client_info snd_seq_client_info_t; - -/** client types */ -typedef enum snd_seq_client_type { - SND_SEQ_USER_CLIENT = 1, /**< user client */ - SND_SEQ_KERNEL_CLIENT = 2 /**< kernel client */ -} snd_seq_client_type_t; - -size_t snd_seq_client_info_sizeof(void); -/** allocate a #snd_seq_client_info_t container on stack */ -#define snd_seq_client_info_alloca(ptr) \ - __snd_alloca(ptr, snd_seq_client_info) -int snd_seq_client_info_malloc(snd_seq_client_info_t **ptr); -void snd_seq_client_info_free(snd_seq_client_info_t *ptr); -void snd_seq_client_info_copy(snd_seq_client_info_t *dst, const snd_seq_client_info_t *src); - -int snd_seq_client_info_get_client(const snd_seq_client_info_t *info); -snd_seq_client_type_t snd_seq_client_info_get_type(const snd_seq_client_info_t *info); -const char *snd_seq_client_info_get_name(snd_seq_client_info_t *info); -int snd_seq_client_info_get_broadcast_filter(const snd_seq_client_info_t *info); -int snd_seq_client_info_get_error_bounce(const snd_seq_client_info_t *info); -const unsigned char *snd_seq_client_info_get_event_filter(const snd_seq_client_info_t *info); -int snd_seq_client_info_get_num_ports(const snd_seq_client_info_t *info); -int snd_seq_client_info_get_event_lost(const snd_seq_client_info_t *info); - -void snd_seq_client_info_set_client(snd_seq_client_info_t *info, int client); -void snd_seq_client_info_set_name(snd_seq_client_info_t *info, const char *name); -void snd_seq_client_info_set_broadcast_filter(snd_seq_client_info_t *info, int val); -void snd_seq_client_info_set_error_bounce(snd_seq_client_info_t *info, int val); -void snd_seq_client_info_set_event_filter(snd_seq_client_info_t *info, unsigned char *filter); - -void snd_seq_client_info_event_filter_clear(snd_seq_client_info_t *info); -void snd_seq_client_info_event_filter_add(snd_seq_client_info_t *info, int event_type); -void snd_seq_client_info_event_filter_del(snd_seq_client_info_t *info, int event_type); -int snd_seq_client_info_event_filter_check(snd_seq_client_info_t *info, int event_type); - -int snd_seq_get_client_info(snd_seq_t *handle, snd_seq_client_info_t *info); -int snd_seq_get_any_client_info(snd_seq_t *handle, int client, snd_seq_client_info_t *info); -int snd_seq_set_client_info(snd_seq_t *handle, snd_seq_client_info_t *info); -int snd_seq_query_next_client(snd_seq_t *handle, snd_seq_client_info_t *info); - -/* - */ - -/** client pool information container */ -typedef struct _snd_seq_client_pool snd_seq_client_pool_t; - -size_t snd_seq_client_pool_sizeof(void); -/** allocate a #snd_seq_client_pool_t container on stack */ -#define snd_seq_client_pool_alloca(ptr) \ - __snd_alloca(ptr, snd_seq_client_pool) -int snd_seq_client_pool_malloc(snd_seq_client_pool_t **ptr); -void snd_seq_client_pool_free(snd_seq_client_pool_t *ptr); -void snd_seq_client_pool_copy(snd_seq_client_pool_t *dst, const snd_seq_client_pool_t *src); - -int snd_seq_client_pool_get_client(const snd_seq_client_pool_t *info); -size_t snd_seq_client_pool_get_output_pool(const snd_seq_client_pool_t *info); -size_t snd_seq_client_pool_get_input_pool(const snd_seq_client_pool_t *info); -size_t snd_seq_client_pool_get_output_room(const snd_seq_client_pool_t *info); -size_t snd_seq_client_pool_get_output_free(const snd_seq_client_pool_t *info); -size_t snd_seq_client_pool_get_input_free(const snd_seq_client_pool_t *info); -void snd_seq_client_pool_set_output_pool(snd_seq_client_pool_t *info, size_t size); -void snd_seq_client_pool_set_input_pool(snd_seq_client_pool_t *info, size_t size); -void snd_seq_client_pool_set_output_room(snd_seq_client_pool_t *info, size_t size); - -int snd_seq_get_client_pool(snd_seq_t *handle, snd_seq_client_pool_t *info); -int snd_seq_set_client_pool(snd_seq_t *handle, snd_seq_client_pool_t *info); - - -/** \} */ - - -/** - * \defgroup SeqPort Sequencer Port Interface - * Sequencer Port Interface - * \ingroup Sequencer - * \{ - */ - -/** port information container */ -typedef struct _snd_seq_port_info snd_seq_port_info_t; - -/** known port numbers */ -#define SND_SEQ_PORT_SYSTEM_TIMER 0 /**< system timer port */ -#define SND_SEQ_PORT_SYSTEM_ANNOUNCE 1 /**< system announce port */ - -/** port capabilities (32 bits) */ -#define SND_SEQ_PORT_CAP_READ (1<<0) /**< readable from this port */ -#define SND_SEQ_PORT_CAP_WRITE (1<<1) /**< writable to this port */ - -#define SND_SEQ_PORT_CAP_SYNC_READ (1<<2) /**< allow read subscriptions */ -#define SND_SEQ_PORT_CAP_SYNC_WRITE (1<<3) /**< allow write subscriptions */ - -#define SND_SEQ_PORT_CAP_DUPLEX (1<<4) /**< allow read/write duplex */ - -#define SND_SEQ_PORT_CAP_SUBS_READ (1<<5) /**< allow read subscription */ -#define SND_SEQ_PORT_CAP_SUBS_WRITE (1<<6) /**< allow write subscription */ -#define SND_SEQ_PORT_CAP_NO_EXPORT (1<<7) /**< routing not allowed */ - -/* port type */ -/** Messages sent from/to this port have device-specific semantics. */ -#define SND_SEQ_PORT_TYPE_SPECIFIC (1<<0) -/** This port understands MIDI messages. */ -#define SND_SEQ_PORT_TYPE_MIDI_GENERIC (1<<1) -/** This port is compatible with the General MIDI specification. */ -#define SND_SEQ_PORT_TYPE_MIDI_GM (1<<2) -/** This port is compatible with the Roland GS standard. */ -#define SND_SEQ_PORT_TYPE_MIDI_GS (1<<3) -/** This port is compatible with the Yamaha XG specification. */ -#define SND_SEQ_PORT_TYPE_MIDI_XG (1<<4) -/** This port is compatible with the Roland MT-32. */ -#define SND_SEQ_PORT_TYPE_MIDI_MT32 (1<<5) -/** This port is compatible with the General MIDI 2 specification. */ -#define SND_SEQ_PORT_TYPE_MIDI_GM2 (1<<6) -/** This port understands SND_SEQ_EVENT_SAMPLE_xxx messages - (these are not MIDI messages). */ -#define SND_SEQ_PORT_TYPE_SYNTH (1<<10) -/** Instruments can be downloaded to this port - (with SND_SEQ_EVENT_INSTR_xxx messages sent directly). */ -#define SND_SEQ_PORT_TYPE_DIRECT_SAMPLE (1<<11) -/** Instruments can be downloaded to this port - (with SND_SEQ_EVENT_INSTR_xxx messages sent directly or through a queue). */ -#define SND_SEQ_PORT_TYPE_SAMPLE (1<<12) -/** This port is implemented in hardware. */ -#define SND_SEQ_PORT_TYPE_HARDWARE (1<<16) -/** This port is implemented in software. */ -#define SND_SEQ_PORT_TYPE_SOFTWARE (1<<17) -/** Messages sent to this port will generate sounds. */ -#define SND_SEQ_PORT_TYPE_SYNTHESIZER (1<<18) -/** This port may connect to other devices - (whose characteristics are not known). */ -#define SND_SEQ_PORT_TYPE_PORT (1<<19) -/** This port belongs to an application, such as a sequencer or editor. */ -#define SND_SEQ_PORT_TYPE_APPLICATION (1<<20) - - -size_t snd_seq_port_info_sizeof(void); -/** allocate a #snd_seq_port_info_t container on stack */ -#define snd_seq_port_info_alloca(ptr) \ - __snd_alloca(ptr, snd_seq_port_info) -int snd_seq_port_info_malloc(snd_seq_port_info_t **ptr); -void snd_seq_port_info_free(snd_seq_port_info_t *ptr); -void snd_seq_port_info_copy(snd_seq_port_info_t *dst, const snd_seq_port_info_t *src); - -int snd_seq_port_info_get_client(const snd_seq_port_info_t *info); -int snd_seq_port_info_get_port(const snd_seq_port_info_t *info); -const snd_seq_addr_t *snd_seq_port_info_get_addr(const snd_seq_port_info_t *info); -const char *snd_seq_port_info_get_name(const snd_seq_port_info_t *info); -unsigned int snd_seq_port_info_get_capability(const snd_seq_port_info_t *info); -unsigned int snd_seq_port_info_get_type(const snd_seq_port_info_t *info); -int snd_seq_port_info_get_midi_channels(const snd_seq_port_info_t *info); -int snd_seq_port_info_get_midi_voices(const snd_seq_port_info_t *info); -int snd_seq_port_info_get_synth_voices(const snd_seq_port_info_t *info); -int snd_seq_port_info_get_read_use(const snd_seq_port_info_t *info); -int snd_seq_port_info_get_write_use(const snd_seq_port_info_t *info); -int snd_seq_port_info_get_port_specified(const snd_seq_port_info_t *info); -int snd_seq_port_info_get_timestamping(const snd_seq_port_info_t *info); -int snd_seq_port_info_get_timestamp_real(const snd_seq_port_info_t *info); -int snd_seq_port_info_get_timestamp_queue(const snd_seq_port_info_t *info); - -void snd_seq_port_info_set_client(snd_seq_port_info_t *info, int client); -void snd_seq_port_info_set_port(snd_seq_port_info_t *info, int port); -void snd_seq_port_info_set_addr(snd_seq_port_info_t *info, const snd_seq_addr_t *addr); -void snd_seq_port_info_set_name(snd_seq_port_info_t *info, const char *name); -void snd_seq_port_info_set_capability(snd_seq_port_info_t *info, unsigned int capability); -void snd_seq_port_info_set_type(snd_seq_port_info_t *info, unsigned int type); -void snd_seq_port_info_set_midi_channels(snd_seq_port_info_t *info, int channels); -void snd_seq_port_info_set_midi_voices(snd_seq_port_info_t *info, int voices); -void snd_seq_port_info_set_synth_voices(snd_seq_port_info_t *info, int voices); -void snd_seq_port_info_set_port_specified(snd_seq_port_info_t *info, int val); -void snd_seq_port_info_set_timestamping(snd_seq_port_info_t *info, int enable); -void snd_seq_port_info_set_timestamp_real(snd_seq_port_info_t *info, int realtime); -void snd_seq_port_info_set_timestamp_queue(snd_seq_port_info_t *info, int queue); - -int snd_seq_create_port(snd_seq_t *handle, snd_seq_port_info_t *info); -int snd_seq_delete_port(snd_seq_t *handle, int port); -int snd_seq_get_port_info(snd_seq_t *handle, int port, snd_seq_port_info_t *info); -int snd_seq_get_any_port_info(snd_seq_t *handle, int client, int port, snd_seq_port_info_t *info); -int snd_seq_set_port_info(snd_seq_t *handle, int port, snd_seq_port_info_t *info); -int snd_seq_query_next_port(snd_seq_t *handle, snd_seq_port_info_t *info); - -/** \} */ - - -/** - * \defgroup SeqSubscribe Sequencer Port Subscription - * Sequencer Port Subscription - * \ingroup Sequencer - * \{ - */ - -/** port subscription container */ -typedef struct _snd_seq_port_subscribe snd_seq_port_subscribe_t; - -size_t snd_seq_port_subscribe_sizeof(void); -/** allocate a #snd_seq_port_subscribe_t container on stack */ -#define snd_seq_port_subscribe_alloca(ptr) \ - __snd_alloca(ptr, snd_seq_port_subscribe) -int snd_seq_port_subscribe_malloc(snd_seq_port_subscribe_t **ptr); -void snd_seq_port_subscribe_free(snd_seq_port_subscribe_t *ptr); -void snd_seq_port_subscribe_copy(snd_seq_port_subscribe_t *dst, const snd_seq_port_subscribe_t *src); - -const snd_seq_addr_t *snd_seq_port_subscribe_get_sender(const snd_seq_port_subscribe_t *info); -const snd_seq_addr_t *snd_seq_port_subscribe_get_dest(const snd_seq_port_subscribe_t *info); -int snd_seq_port_subscribe_get_queue(const snd_seq_port_subscribe_t *info); -int snd_seq_port_subscribe_get_exclusive(const snd_seq_port_subscribe_t *info); -int snd_seq_port_subscribe_get_time_update(const snd_seq_port_subscribe_t *info); -int snd_seq_port_subscribe_get_time_real(const snd_seq_port_subscribe_t *info); - -void snd_seq_port_subscribe_set_sender(snd_seq_port_subscribe_t *info, const snd_seq_addr_t *addr); -void snd_seq_port_subscribe_set_dest(snd_seq_port_subscribe_t *info, const snd_seq_addr_t *addr); -void snd_seq_port_subscribe_set_queue(snd_seq_port_subscribe_t *info, int q); -void snd_seq_port_subscribe_set_exclusive(snd_seq_port_subscribe_t *info, int val); -void snd_seq_port_subscribe_set_time_update(snd_seq_port_subscribe_t *info, int val); -void snd_seq_port_subscribe_set_time_real(snd_seq_port_subscribe_t *info, int val); - -int snd_seq_get_port_subscription(snd_seq_t *handle, snd_seq_port_subscribe_t *sub); -int snd_seq_subscribe_port(snd_seq_t *handle, snd_seq_port_subscribe_t *sub); -int snd_seq_unsubscribe_port(snd_seq_t *handle, snd_seq_port_subscribe_t *sub); - -/* - */ - -/** subscription query container */ -typedef struct _snd_seq_query_subscribe snd_seq_query_subscribe_t; - -/** type of query subscription */ -typedef enum { - SND_SEQ_QUERY_SUBS_READ, /**< query read subscriptions */ - SND_SEQ_QUERY_SUBS_WRITE /**< query write subscriptions */ -} snd_seq_query_subs_type_t; - -size_t snd_seq_query_subscribe_sizeof(void); -/** allocate a #snd_seq_query_subscribe_t container on stack */ -#define snd_seq_query_subscribe_alloca(ptr) \ - __snd_alloca(ptr, snd_seq_query_subscribe) -int snd_seq_query_subscribe_malloc(snd_seq_query_subscribe_t **ptr); -void snd_seq_query_subscribe_free(snd_seq_query_subscribe_t *ptr); -void snd_seq_query_subscribe_copy(snd_seq_query_subscribe_t *dst, const snd_seq_query_subscribe_t *src); - -int snd_seq_query_subscribe_get_client(const snd_seq_query_subscribe_t *info); -int snd_seq_query_subscribe_get_port(const snd_seq_query_subscribe_t *info); -const snd_seq_addr_t *snd_seq_query_subscribe_get_root(const snd_seq_query_subscribe_t *info); -snd_seq_query_subs_type_t snd_seq_query_subscribe_get_type(const snd_seq_query_subscribe_t *info); -int snd_seq_query_subscribe_get_index(const snd_seq_query_subscribe_t *info); -int snd_seq_query_subscribe_get_num_subs(const snd_seq_query_subscribe_t *info); -const snd_seq_addr_t *snd_seq_query_subscribe_get_addr(const snd_seq_query_subscribe_t *info); -int snd_seq_query_subscribe_get_queue(const snd_seq_query_subscribe_t *info); -int snd_seq_query_subscribe_get_exclusive(const snd_seq_query_subscribe_t *info); -int snd_seq_query_subscribe_get_time_update(const snd_seq_query_subscribe_t *info); -int snd_seq_query_subscribe_get_time_real(const snd_seq_query_subscribe_t *info); - -void snd_seq_query_subscribe_set_client(snd_seq_query_subscribe_t *info, int client); -void snd_seq_query_subscribe_set_port(snd_seq_query_subscribe_t *info, int port); -void snd_seq_query_subscribe_set_root(snd_seq_query_subscribe_t *info, const snd_seq_addr_t *addr); -void snd_seq_query_subscribe_set_type(snd_seq_query_subscribe_t *info, snd_seq_query_subs_type_t type); -void snd_seq_query_subscribe_set_index(snd_seq_query_subscribe_t *info, int _index); - -int snd_seq_query_port_subscribers(snd_seq_t *seq, snd_seq_query_subscribe_t * subs); - -/** \} */ - - -/** - * \defgroup SeqQueue Sequencer Queue Interface - * Sequencer Queue Interface - * \ingroup Sequencer - * \{ - */ - -/** queue information container */ -typedef struct _snd_seq_queue_info snd_seq_queue_info_t; -/** queue status container */ -typedef struct _snd_seq_queue_status snd_seq_queue_status_t; -/** queue tempo container */ -typedef struct _snd_seq_queue_tempo snd_seq_queue_tempo_t; -/** queue timer information container */ -typedef struct _snd_seq_queue_timer snd_seq_queue_timer_t; - -/** special queue ids */ -#define SND_SEQ_QUEUE_DIRECT 253 /**< direct dispatch */ - -size_t snd_seq_queue_info_sizeof(void); -/** allocate a #snd_seq_queue_info_t container on stack */ -#define snd_seq_queue_info_alloca(ptr) \ - __snd_alloca(ptr, snd_seq_queue_info) -int snd_seq_queue_info_malloc(snd_seq_queue_info_t **ptr); -void snd_seq_queue_info_free(snd_seq_queue_info_t *ptr); -void snd_seq_queue_info_copy(snd_seq_queue_info_t *dst, const snd_seq_queue_info_t *src); - -int snd_seq_queue_info_get_queue(const snd_seq_queue_info_t *info); -const char *snd_seq_queue_info_get_name(const snd_seq_queue_info_t *info); -int snd_seq_queue_info_get_owner(const snd_seq_queue_info_t *info); -int snd_seq_queue_info_get_locked(const snd_seq_queue_info_t *info); -unsigned int snd_seq_queue_info_get_flags(const snd_seq_queue_info_t *info); - -void snd_seq_queue_info_set_name(snd_seq_queue_info_t *info, const char *name); -void snd_seq_queue_info_set_owner(snd_seq_queue_info_t *info, int owner); -void snd_seq_queue_info_set_locked(snd_seq_queue_info_t *info, int locked); -void snd_seq_queue_info_set_flags(snd_seq_queue_info_t *info, unsigned int flags); - -int snd_seq_create_queue(snd_seq_t *seq, snd_seq_queue_info_t *info); -int snd_seq_alloc_named_queue(snd_seq_t *seq, const char *name); -int snd_seq_alloc_queue(snd_seq_t *handle); -int snd_seq_free_queue(snd_seq_t *handle, int q); -int snd_seq_get_queue_info(snd_seq_t *seq, int q, snd_seq_queue_info_t *info); -int snd_seq_set_queue_info(snd_seq_t *seq, int q, snd_seq_queue_info_t *info); -int snd_seq_query_named_queue(snd_seq_t *seq, const char *name); - -int snd_seq_get_queue_usage(snd_seq_t *handle, int q); -int snd_seq_set_queue_usage(snd_seq_t *handle, int q, int used); - -/* - */ -size_t snd_seq_queue_status_sizeof(void); -/** allocate a #snd_seq_queue_status_t container on stack */ -#define snd_seq_queue_status_alloca(ptr) \ - __snd_alloca(ptr, snd_seq_queue_status) -int snd_seq_queue_status_malloc(snd_seq_queue_status_t **ptr); -void snd_seq_queue_status_free(snd_seq_queue_status_t *ptr); -void snd_seq_queue_status_copy(snd_seq_queue_status_t *dst, const snd_seq_queue_status_t *src); - -int snd_seq_queue_status_get_queue(const snd_seq_queue_status_t *info); -int snd_seq_queue_status_get_events(const snd_seq_queue_status_t *info); -snd_seq_tick_time_t snd_seq_queue_status_get_tick_time(const snd_seq_queue_status_t *info); -const snd_seq_real_time_t *snd_seq_queue_status_get_real_time(const snd_seq_queue_status_t *info); -unsigned int snd_seq_queue_status_get_status(const snd_seq_queue_status_t *info); - -int snd_seq_get_queue_status(snd_seq_t *handle, int q, snd_seq_queue_status_t *status); - -/* - */ -size_t snd_seq_queue_tempo_sizeof(void); -/** allocate a #snd_seq_queue_tempo_t container on stack */ -#define snd_seq_queue_tempo_alloca(ptr) \ - __snd_alloca(ptr, snd_seq_queue_tempo) -int snd_seq_queue_tempo_malloc(snd_seq_queue_tempo_t **ptr); -void snd_seq_queue_tempo_free(snd_seq_queue_tempo_t *ptr); -void snd_seq_queue_tempo_copy(snd_seq_queue_tempo_t *dst, const snd_seq_queue_tempo_t *src); - -int snd_seq_queue_tempo_get_queue(const snd_seq_queue_tempo_t *info); -unsigned int snd_seq_queue_tempo_get_tempo(const snd_seq_queue_tempo_t *info); -int snd_seq_queue_tempo_get_ppq(const snd_seq_queue_tempo_t *info); -unsigned int snd_seq_queue_tempo_get_skew(const snd_seq_queue_tempo_t *info); -unsigned int snd_seq_queue_tempo_get_skew_base(const snd_seq_queue_tempo_t *info); -void snd_seq_queue_tempo_set_tempo(snd_seq_queue_tempo_t *info, unsigned int tempo); -void snd_seq_queue_tempo_set_ppq(snd_seq_queue_tempo_t *info, int ppq); -void snd_seq_queue_tempo_set_skew(snd_seq_queue_tempo_t *info, unsigned int skew); -void snd_seq_queue_tempo_set_skew_base(snd_seq_queue_tempo_t *info, unsigned int base); - -int snd_seq_get_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo); -int snd_seq_set_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo); - -/* - */ - -/** sequencer timer sources */ -typedef enum { - SND_SEQ_TIMER_ALSA = 0, /* ALSA timer */ - SND_SEQ_TIMER_MIDI_CLOCK = 1, /* Midi Clock (CLOCK event) */ - SND_SEQ_TIMER_MIDI_TICK = 2 /* Midi Timer Tick (TICK event */ -} snd_seq_queue_timer_type_t; - -size_t snd_seq_queue_timer_sizeof(void); -/** allocate a #snd_seq_queue_timer_t container on stack */ -#define snd_seq_queue_timer_alloca(ptr) \ - __snd_alloca(ptr, snd_seq_queue_timer) -int snd_seq_queue_timer_malloc(snd_seq_queue_timer_t **ptr); -void snd_seq_queue_timer_free(snd_seq_queue_timer_t *ptr); -void snd_seq_queue_timer_copy(snd_seq_queue_timer_t *dst, const snd_seq_queue_timer_t *src); - -int snd_seq_queue_timer_get_queue(const snd_seq_queue_timer_t *info); -snd_seq_queue_timer_type_t snd_seq_queue_timer_get_type(const snd_seq_queue_timer_t *info); -const snd_timer_id_t *snd_seq_queue_timer_get_id(const snd_seq_queue_timer_t *info); -unsigned int snd_seq_queue_timer_get_resolution(const snd_seq_queue_timer_t *info); - -void snd_seq_queue_timer_set_type(snd_seq_queue_timer_t *info, snd_seq_queue_timer_type_t type); -void snd_seq_queue_timer_set_id(snd_seq_queue_timer_t *info, const snd_timer_id_t *id); -void snd_seq_queue_timer_set_resolution(snd_seq_queue_timer_t *info, unsigned int resolution); - -int snd_seq_get_queue_timer(snd_seq_t *handle, int q, snd_seq_queue_timer_t *timer); -int snd_seq_set_queue_timer(snd_seq_t *handle, int q, snd_seq_queue_timer_t *timer); - -/** \} */ - -/** - * \defgroup SeqEvent Sequencer Event API - * Sequencer Event API - * \ingroup Sequencer - * \{ - */ - -int snd_seq_free_event(snd_seq_event_t *ev); -ssize_t snd_seq_event_length(snd_seq_event_t *ev); -int snd_seq_event_output(snd_seq_t *handle, snd_seq_event_t *ev); -int snd_seq_event_output_buffer(snd_seq_t *handle, snd_seq_event_t *ev); -int snd_seq_event_output_direct(snd_seq_t *handle, snd_seq_event_t *ev); -int snd_seq_event_input(snd_seq_t *handle, snd_seq_event_t **ev); -int snd_seq_event_input_pending(snd_seq_t *seq, int fetch_sequencer); -int snd_seq_drain_output(snd_seq_t *handle); -int snd_seq_event_output_pending(snd_seq_t *seq); -int snd_seq_extract_output(snd_seq_t *handle, snd_seq_event_t **ev); -int snd_seq_drop_output(snd_seq_t *handle); -int snd_seq_drop_output_buffer(snd_seq_t *handle); -int snd_seq_drop_input(snd_seq_t *handle); -int snd_seq_drop_input_buffer(snd_seq_t *handle); - -/** event removal conditionals */ -typedef struct _snd_seq_remove_events snd_seq_remove_events_t; - -/** Remove conditional flags */ -#define SND_SEQ_REMOVE_INPUT (1<<0) /**< Flush input queues */ -#define SND_SEQ_REMOVE_OUTPUT (1<<1) /**< Flush output queues */ -#define SND_SEQ_REMOVE_DEST (1<<2) /**< Restrict by destination q:client:port */ -#define SND_SEQ_REMOVE_DEST_CHANNEL (1<<3) /**< Restrict by channel */ -#define SND_SEQ_REMOVE_TIME_BEFORE (1<<4) /**< Restrict to before time */ -#define SND_SEQ_REMOVE_TIME_AFTER (1<<5) /**< Restrict to time or after */ -#define SND_SEQ_REMOVE_TIME_TICK (1<<6) /**< Time is in ticks */ -#define SND_SEQ_REMOVE_EVENT_TYPE (1<<7) /**< Restrict to event type */ -#define SND_SEQ_REMOVE_IGNORE_OFF (1<<8) /**< Do not flush off events */ -#define SND_SEQ_REMOVE_TAG_MATCH (1<<9) /**< Restrict to events with given tag */ - -size_t snd_seq_remove_events_sizeof(void); -/** allocate a #snd_seq_remove_events_t container on stack */ -#define snd_seq_remove_events_alloca(ptr) \ - __snd_alloca(ptr, snd_seq_remove_events) -int snd_seq_remove_events_malloc(snd_seq_remove_events_t **ptr); -void snd_seq_remove_events_free(snd_seq_remove_events_t *ptr); -void snd_seq_remove_events_copy(snd_seq_remove_events_t *dst, const snd_seq_remove_events_t *src); - -unsigned int snd_seq_remove_events_get_condition(const snd_seq_remove_events_t *info); -int snd_seq_remove_events_get_queue(const snd_seq_remove_events_t *info); -const snd_seq_timestamp_t *snd_seq_remove_events_get_time(const snd_seq_remove_events_t *info); -const snd_seq_addr_t *snd_seq_remove_events_get_dest(const snd_seq_remove_events_t *info); -int snd_seq_remove_events_get_channel(const snd_seq_remove_events_t *info); -int snd_seq_remove_events_get_event_type(const snd_seq_remove_events_t *info); -int snd_seq_remove_events_get_tag(const snd_seq_remove_events_t *info); - -void snd_seq_remove_events_set_condition(snd_seq_remove_events_t *info, unsigned int flags); -void snd_seq_remove_events_set_queue(snd_seq_remove_events_t *info, int queue); -void snd_seq_remove_events_set_time(snd_seq_remove_events_t *info, const snd_seq_timestamp_t *time); -void snd_seq_remove_events_set_dest(snd_seq_remove_events_t *info, const snd_seq_addr_t *addr); -void snd_seq_remove_events_set_channel(snd_seq_remove_events_t *info, int channel); -void snd_seq_remove_events_set_event_type(snd_seq_remove_events_t *info, int type); -void snd_seq_remove_events_set_tag(snd_seq_remove_events_t *info, int tag); - -int snd_seq_remove_events(snd_seq_t *handle, snd_seq_remove_events_t *info); - -/** \} */ - -/** - * \defgroup SeqMisc Sequencer Miscellaneous - * Sequencer Miscellaneous - * \ingroup Sequencer - * \{ - */ - -void snd_seq_set_bit(int nr, void *array); -void snd_seq_unset_bit(int nr, void *array); -int snd_seq_change_bit(int nr, void *array); -int snd_seq_get_bit(int nr, void *array); - -/** \} */ - - -/** - * \defgroup SeqEvType Sequencer Event Type Checks - * Sequencer Event Type Checks - * \ingroup Sequencer - * \{ - */ - -/* event type macros */ -enum { - SND_SEQ_EVFLG_RESULT, - SND_SEQ_EVFLG_NOTE, - SND_SEQ_EVFLG_CONTROL, - SND_SEQ_EVFLG_QUEUE, - SND_SEQ_EVFLG_SYSTEM, - SND_SEQ_EVFLG_MESSAGE, - SND_SEQ_EVFLG_CONNECTION, - SND_SEQ_EVFLG_SAMPLE, - SND_SEQ_EVFLG_USERS, - SND_SEQ_EVFLG_INSTR, - SND_SEQ_EVFLG_QUOTE, - SND_SEQ_EVFLG_NONE, - SND_SEQ_EVFLG_RAW, - SND_SEQ_EVFLG_FIXED, - SND_SEQ_EVFLG_VARIABLE, - SND_SEQ_EVFLG_VARUSR -}; - -enum { - SND_SEQ_EVFLG_NOTE_ONEARG, - SND_SEQ_EVFLG_NOTE_TWOARG -}; - -enum { - SND_SEQ_EVFLG_QUEUE_NOARG, - SND_SEQ_EVFLG_QUEUE_TICK, - SND_SEQ_EVFLG_QUEUE_TIME, - SND_SEQ_EVFLG_QUEUE_VALUE -}; - -/** - * Exported event type table - * - * This table is referred by snd_seq_ev_is_xxx. - */ -extern const unsigned int snd_seq_event_types[]; - -#define _SND_SEQ_TYPE(x) (1<<(x)) /**< master type - 24bit */ -#define _SND_SEQ_TYPE_OPT(x) ((x)<<24) /**< optional type - 8bit */ - -/** check the event type */ -#define snd_seq_type_check(ev,x) (snd_seq_event_types[(ev)->type] & _SND_SEQ_TYPE(x)) - -/** event type check: result events */ -#define snd_seq_ev_is_result_type(ev) \ - snd_seq_type_check(ev, SND_SEQ_EVFLG_RESULT) -/** event type check: note events */ -#define snd_seq_ev_is_note_type(ev) \ - snd_seq_type_check(ev, SND_SEQ_EVFLG_NOTE) -/** event type check: control events */ -#define snd_seq_ev_is_control_type(ev) \ - snd_seq_type_check(ev, SND_SEQ_EVFLG_CONTROL) -/** event type check: channel specific events */ -#define snd_seq_ev_is_channel_type(ev) \ - (snd_seq_event_types[(ev)->type] & (_SND_SEQ_TYPE(SND_SEQ_EVFLG_NOTE) | _SND_SEQ_TYPE(SND_SEQ_EVFLG_CONTROL))) - -/** event type check: queue control events */ -#define snd_seq_ev_is_queue_type(ev) \ - snd_seq_type_check(ev, SND_SEQ_EVFLG_QUEUE) -/** event type check: system status messages */ -#define snd_seq_ev_is_message_type(ev) \ - snd_seq_type_check(ev, SND_SEQ_EVFLG_MESSAGE) -/** event type check: system status messages */ -#define snd_seq_ev_is_subscribe_type(ev) \ - snd_seq_type_check(ev, SND_SEQ_EVFLG_CONNECTION) -/** event type check: sample messages */ -#define snd_seq_ev_is_sample_type(ev) \ - snd_seq_type_check(ev, SND_SEQ_EVFLG_SAMPLE) -/** event type check: user-defined messages */ -#define snd_seq_ev_is_user_type(ev) \ - snd_seq_type_check(ev, SND_SEQ_EVFLG_USERS) -/** event type check: instrument layer events */ -#define snd_seq_ev_is_instr_type(ev) \ - snd_seq_type_check(ev, SND_SEQ_EVFLG_INSTR) -/** event type check: fixed length events */ -#define snd_seq_ev_is_fixed_type(ev) \ - snd_seq_type_check(ev, SND_SEQ_EVFLG_FIXED) -/** event type check: variable length events */ -#define snd_seq_ev_is_variable_type(ev) \ - snd_seq_type_check(ev, SND_SEQ_EVFLG_VARIABLE) -/** event type check: user pointer events */ -#define snd_seq_ev_is_varusr_type(ev) \ - snd_seq_type_check(ev, SND_SEQ_EVFLG_VARUSR) -/** event type check: reserved for kernel */ -#define snd_seq_ev_is_reserved(ev) \ - (! snd_seq_event_types[(ev)->type]) - -/** - * macros to check event flags - */ -/** prior events */ -#define snd_seq_ev_is_prior(ev) \ - (((ev)->flags & SND_SEQ_PRIORITY_MASK) == SND_SEQ_PRIORITY_HIGH) - -/** get the data length type */ -#define snd_seq_ev_length_type(ev) \ - ((ev)->flags & SND_SEQ_EVENT_LENGTH_MASK) -/** fixed length events */ -#define snd_seq_ev_is_fixed(ev) \ - (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_FIXED) -/** variable length events */ -#define snd_seq_ev_is_variable(ev) \ - (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_VARIABLE) -/** variable length on user-space */ -#define snd_seq_ev_is_varusr(ev) \ - (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_VARUSR) - -/** time-stamp type */ -#define snd_seq_ev_timestamp_type(ev) \ - ((ev)->flags & SND_SEQ_TIME_STAMP_MASK) -/** event is in tick time */ -#define snd_seq_ev_is_tick(ev) \ - (snd_seq_ev_timestamp_type(ev) == SND_SEQ_TIME_STAMP_TICK) -/** event is in real-time */ -#define snd_seq_ev_is_real(ev) \ - (snd_seq_ev_timestamp_type(ev) == SND_SEQ_TIME_STAMP_REAL) - -/** time-mode type */ -#define snd_seq_ev_timemode_type(ev) \ - ((ev)->flags & SND_SEQ_TIME_MODE_MASK) -/** scheduled in absolute time */ -#define snd_seq_ev_is_abstime(ev) \ - (snd_seq_ev_timemode_type(ev) == SND_SEQ_TIME_MODE_ABS) -/** scheduled in relative time */ -#define snd_seq_ev_is_reltime(ev) \ - (snd_seq_ev_timemode_type(ev) == SND_SEQ_TIME_MODE_REL) - -/** direct dispatched events */ -#define snd_seq_ev_is_direct(ev) \ - ((ev)->queue == SND_SEQ_QUEUE_DIRECT) - -/** \} */ - -#ifdef __cplusplus -} -#endif - -#endif /* __ALSA_SEQ_H */ - |