seq_event.h File Reference

Application interface library for the ALSA driver. More...

Go to the source code of this file.

## Data Structures

struct | snd_seq_addr_t
struct | snd_seq_connect_t
struct | snd_seq_real_time_t
union | snd_seq_timestamp_t
struct | snd_seq_ev_note_t
struct | snd_seq_ev_ctrl_t
struct | snd_seq_ev_raw8_t
struct | snd_seq_ev_raw32_t
struct | snd_seq_ev_ext_t
struct | snd_seq_result_t
struct | snd_seq_queue_skew_t
struct | snd_seq_ev_queue_control_t
struct | snd_seq_event_t

## Macros

#define | SND_SEQ_TIME_STAMP_TICK (0<<0)
#define | SND_SEQ_TIME_STAMP_REAL (1<<0)
#define | SND_SEQ_TIME_STAMP_MASK (1<<0)
#define | SND_SEQ_TIME_MODE_ABS (0<<1)
#define | SND_SEQ_TIME_MODE_REL (1<<1)
#define | SND_SEQ_TIME_MODE_MASK (1<<1)
#define | SND_SEQ_EVENT_LENGTH_FIXED (0<<2)
#define | SND_SEQ_EVENT_LENGTH_VARIABLE (1<<2)
#define | SND_SEQ_EVENT_LENGTH_VARUSR (2<<2)
#define | SND_SEQ_EVENT_LENGTH_MASK (3<<2)
#define | SND_SEQ_PRIORITY_NORMAL (0<<4)
#define | SND_SEQ_PRIORITY_HIGH (1<<4)
#define | SND_SEQ_PRIORITY_MASK (1<<4)

## Typedefs

typedef unsigned char | snd_seq_event_type_t
typedef unsigned int | snd_seq_tick_time_t
typedef snd_seq_ev_ext | snd_seq_ev_ext_t

## Enumerations

enum

snd_seq_event_type {
SND_SEQ_EVENT_SYSTEM = 0, SND_SEQ_EVENT_RESULT, SND_SEQ_EVENT_NOTE = 5, SND_SEQ_EVENT_NOTEON,
SND_SEQ_EVENT_NOTEOFF, SND_SEQ_EVENT_KEYPRESS, SND_SEQ_EVENT_CONTROLLER = 10, SND_SEQ_EVENT_PGMCHANGE,
SND_SEQ_EVENT_CHANPRESS, SND_SEQ_EVENT_PITCHBEND, SND_SEQ_EVENT_CONTROL14, SND_SEQ_EVENT_NONREGPARAM,
SND_SEQ_EVENT_REGPARAM, SND_SEQ_EVENT_SONGPOS = 20, SND_SEQ_EVENT_SONGSEL, SND_SEQ_EVENT_QFRAME,
SND_SEQ_EVENT_TIMESIGN, SND_SEQ_EVENT_KEYSIGN, SND_SEQ_EVENT_START = 30, SND_SEQ_EVENT_CONTINUE,
SND_SEQ_EVENT_STOP, SND_SEQ_EVENT_SETPOS_TICK, SND_SEQ_EVENT_SETPOS_TIME, SND_SEQ_EVENT_TEMPO,
SND_SEQ_EVENT_CLOCK, SND_SEQ_EVENT_TICK, SND_SEQ_EVENT_QUEUE_SKEW, SND_SEQ_EVENT_SYNC_POS,
SND_SEQ_EVENT_TUNE_REQUEST = 40, SND_SEQ_EVENT_RESET, SND_SEQ_EVENT_SENSING, SND_SEQ_EVENT_ECHO = 50,
SND_SEQ_EVENT_OSS, SND_SEQ_EVENT_CLIENT_START = 60, SND_SEQ_EVENT_CLIENT_EXIT, SND_SEQ_EVENT_CLIENT_CHANGE,
SND_SEQ_EVENT_PORT_START, SND_SEQ_EVENT_PORT_EXIT, SND_SEQ_EVENT_PORT_CHANGE, SND_SEQ_EVENT_PORT_SUBSCRIBED,
SND_SEQ_EVENT_PORT_UNSUBSCRIBED, SND_SEQ_EVENT_USR0 = 90, SND_SEQ_EVENT_USR1, SND_SEQ_EVENT_USR2,
SND_SEQ_EVENT_USR3, SND_SEQ_EVENT_USR4, SND_SEQ_EVENT_USR5, SND_SEQ_EVENT_USR6,
SND_SEQ_EVENT_USR7, SND_SEQ_EVENT_USR8, SND_SEQ_EVENT_USR9, SND_SEQ_EVENT_SYSEX = 130,
SND_SEQ_EVENT_BOUNCE, SND_SEQ_EVENT_USR_VAR0 = 135, SND_SEQ_EVENT_USR_VAR1, SND_SEQ_EVENT_USR_VAR2,
SND_SEQ_EVENT_USR_VAR3, SND_SEQ_EVENT_USR_VAR4, SND_SEQ_EVENT_NONE = 255
}

## Functions

struct snd_seq_ev_ext | __attribute__ ((packed))

## Variables

unsigned int | len
void * | ptr

## Detailed Description

Application interface library for the ALSA driver.

Author
  Jaroslav Kysela perex.nosp@m.@per.nosp@m.ex.cz
  Abramo Bagnara abram.nosp@m.o@al.nosp@m.sa-pr.nosp@m.ojec.nosp@m.t.org
  Takashi Iwai tiwai.nosp@m.@sus.nosp@m.e.de

Date
  1998-2001

Application interface library for the ALSA driver

## Variable Documentation

## len

unsigned int len

length of data

Examples
  /test/latency.c.

## ptr

void* ptr

pointer to data (note: can be 64-bit)

Examples
  /test/pcm.c.