seq.h

socle開發板 移植Picture_Wave套件 可在螢幕上顯示照片並利用觸碰螢幕方式移動 kernel-2.6.19 crosstool-gcc-3.4.5

#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(snd_seq_port_info, ptr)
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(snd_seq_port_subscribe, ptr)
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(snd_seq_query_subscribe, ptr)
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(snd_seq_queue_info, ptr)
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(snd_seq_queue_status, ptr)
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(snd_seq_queue_tempo, ptr)
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) \