Sequencer Event Type Checks

Macros
#define	_SND_SEQ_TYPE(x)
#define	_SND_SEQ_TYPE_OPT(x)
#define	snd_seq_type_check(ev, x)
#define	snd_seq_ev_is_result_type(ev)
#define	snd_seq_ev_is_note_type(ev)
#define	snd_seq_ev_is_control_type(ev)
#define	snd_seq_ev_is_channel_type(ev)
#define	snd_seq_ev_is_queue_type(ev)
#define	snd_seq_ev_is_message_type(ev)
#define	snd_seq_ev_is_subscribe_type(ev)
#define	snd_seq_ev_is_sample_type(ev)
#define	snd_seq_ev_is_user_type(ev)
#define	snd_seq_ev_is_instr_type(ev)
#define	snd_seq_ev_is_fixed_type(ev)
#define	snd_seq_ev_is_variable_type(ev)
#define	snd_seq_ev_is_varusr_type(ev)
#define	snd_seq_ev_is_reserved(ev)
#define	snd_seq_ev_is_prior(ev)
#define	snd_seq_ev_length_type(ev)
#define	snd_seq_ev_is_fixed(ev)
#define	snd_seq_ev_is_variable(ev)
#define	snd_seq_ev_is_varusr(ev)
#define	snd_seq_ev_timestamp_type(ev)
#define	snd_seq_ev_is_tick(ev)
#define	snd_seq_ev_is_real(ev)
#define	snd_seq_ev_timemode_type(ev)
#define	snd_seq_ev_is_abstime(ev)
#define	snd_seq_ev_is_reltime(ev)
#define	snd_seq_ev_is_direct(ev)
#define	snd_seq_ev_is_ump(ev)

Enumerations
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 }

Variables
const unsigned int	snd_seq_event_types []

Detailed Description

Sequencer Event Type Checks

Macro Definition Documentation

_SND_SEQ_TYPE

#define _SND_SEQ_TYPE

(

x

)

Value:

(1<<(x))

master type - 24bit

_SND_SEQ_TYPE_OPT

#define _SND_SEQ_TYPE_OPT

(

x

)

Value:

((x)<<24)

optional type - 8bit

snd_seq_ev_is_abstime

#define snd_seq_ev_is_abstime

(

ev

)

Value:

    (snd_seq_ev_timemode_type(ev) == SND_SEQ_TIME_MODE_ABS)

scheduled in absolute time

snd_seq_ev_is_channel_type

#define snd_seq_ev_is_channel_type

(

ev

)

Value:

    (snd_seq_event_types[(ev)->type] & (_SND_SEQ_TYPE(SND_SEQ_EVFLG_NOTE) | _SND_SEQ_TYPE(SND_SEQ_EVFLG_CONTROL)))

event type check: channel specific events

snd_seq_ev_is_control_type

#define snd_seq_ev_is_control_type

(

ev

)

Value:

    snd_seq_type_check(ev, SND_SEQ_EVFLG_CONTROL)

event type check: control events

snd_seq_ev_is_direct

#define snd_seq_ev_is_direct

(

ev

)

Value:

    ((ev)->queue == SND_SEQ_QUEUE_DIRECT)

direct dispatched events

snd_seq_ev_is_fixed

#define snd_seq_ev_is_fixed

(

ev

)

Value:

    (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_FIXED)

fixed length events

snd_seq_ev_is_fixed_type

#define snd_seq_ev_is_fixed_type

(

ev

)

Value:

    snd_seq_type_check(ev, SND_SEQ_EVFLG_FIXED)

event type check: fixed length events

snd_seq_ev_is_instr_type

#define snd_seq_ev_is_instr_type

(

ev

)

Value:

    snd_seq_type_check(ev, SND_SEQ_EVFLG_INSTR)

event type check: instrument layer events

snd_seq_ev_is_message_type

#define snd_seq_ev_is_message_type

(

ev

)

Value:

    snd_seq_type_check(ev, SND_SEQ_EVFLG_MESSAGE)

event type check: system status messages

snd_seq_ev_is_note_type

#define snd_seq_ev_is_note_type

(

ev

)

Value:

    snd_seq_type_check(ev, SND_SEQ_EVFLG_NOTE)

event type check: note events

snd_seq_ev_is_prior

#define snd_seq_ev_is_prior

(

ev

)

Value:

    (((ev)->flags & SND_SEQ_PRIORITY_MASK) == SND_SEQ_PRIORITY_HIGH)

macros to check event flags prior events

snd_seq_ev_is_queue_type

#define snd_seq_ev_is_queue_type

(

ev

)

Value:

    snd_seq_type_check(ev, SND_SEQ_EVFLG_QUEUE)

event type check: queue control events

snd_seq_ev_is_real

#define snd_seq_ev_is_real

(

ev

)

Value:

    (snd_seq_ev_timestamp_type(ev) == SND_SEQ_TIME_STAMP_REAL)

event is in real-time

snd_seq_ev_is_reltime

#define snd_seq_ev_is_reltime

(

ev

)

Value:

    (snd_seq_ev_timemode_type(ev) == SND_SEQ_TIME_MODE_REL)

scheduled in relative time

snd_seq_ev_is_reserved

#define snd_seq_ev_is_reserved

(

ev

)

Value:

    (! snd_seq_event_types[(ev)->type])

event type check: reserved for kernel

snd_seq_ev_is_result_type

#define snd_seq_ev_is_result_type

(

ev

)

Value:

    snd_seq_type_check(ev, SND_SEQ_EVFLG_RESULT)

event type check: result events

snd_seq_ev_is_sample_type

#define snd_seq_ev_is_sample_type

(

ev

)

Value:

    snd_seq_type_check(ev, SND_SEQ_EVFLG_SAMPLE)

event type check: sample messages

snd_seq_ev_is_subscribe_type

#define snd_seq_ev_is_subscribe_type

(

ev

)

Value:

    snd_seq_type_check(ev, SND_SEQ_EVFLG_CONNECTION)

event type check: system status messages

snd_seq_ev_is_tick

#define snd_seq_ev_is_tick

(

ev

)

Value:

    (snd_seq_ev_timestamp_type(ev) == SND_SEQ_TIME_STAMP_TICK)

event is in tick time

snd_seq_ev_is_ump

#define snd_seq_ev_is_ump

(

ev

)

Value:

    ((ev)->flags & SND_SEQ_EVENT_UMP)

UMP events

snd_seq_ev_is_user_type

#define snd_seq_ev_is_user_type

(

ev

)

Value:

    snd_seq_type_check(ev, SND_SEQ_EVFLG_USERS)

event type check: user-defined messages

snd_seq_ev_is_variable

#define snd_seq_ev_is_variable

(

ev

)

Value:

    (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_VARIABLE)

variable length events

snd_seq_ev_is_variable_type

#define snd_seq_ev_is_variable_type

(

ev

)

Value:

    snd_seq_type_check(ev, SND_SEQ_EVFLG_VARIABLE)

event type check: variable length events

snd_seq_ev_is_varusr

#define snd_seq_ev_is_varusr

(

ev

)

Value:

    (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_VARUSR)

variable length on user-space

snd_seq_ev_is_varusr_type

#define snd_seq_ev_is_varusr_type

(

ev

)

Value:

    snd_seq_type_check(ev, SND_SEQ_EVFLG_VARUSR)

event type check: user pointer events

snd_seq_ev_length_type

#define snd_seq_ev_length_type

(

ev

)

Value:

    ((ev)->flags & SND_SEQ_EVENT_LENGTH_MASK)

get the data length type

snd_seq_ev_timemode_type

#define snd_seq_ev_timemode_type

(

ev

)

Value:

    ((ev)->flags & SND_SEQ_TIME_MODE_MASK)

time-mode type

snd_seq_ev_timestamp_type

#define snd_seq_ev_timestamp_type

(

ev

)

Value:

    ((ev)->flags & SND_SEQ_TIME_STAMP_MASK)

time-stamp type

snd_seq_type_check

#define snd_seq_type_check	(		ev,
			x )

Value:

(snd_seq_event_types[(ev)->type] & _SND_SEQ_TYPE(x))

check the event type

Variable Documentation

snd_seq_event_types

const unsigned int snd_seq_event_types[]

extern

Exported event type table

This table is referred by snd_seq_ev_is_xxx.

Event types conversion array