Loop

PipeWire loop object provides an implementation of the spa loop interfaces. More...

Files
file	loop.h
	pipewire/loop.h

Data Structures
struct	pw_loop

Macros
#define	pw_loop_add_source(l, ...)   spa_loop_add_source((l)->loop,__VA_ARGS__)
#define	pw_loop_update_source(l, ...)   spa_loop_update_source((l)->loop,__VA_ARGS__)
#define	pw_loop_remove_source(l, ...)   spa_loop_remove_source((l)->loop,__VA_ARGS__)
#define	pw_loop_invoke(l, ...)   spa_loop_invoke((l)->loop,__VA_ARGS__)
#define	pw_loop_get_fd(l)   spa_loop_control_get_fd((l)->control)
#define	pw_loop_add_hook(l, ...)   spa_loop_control_add_hook((l)->control,__VA_ARGS__)
#define	pw_loop_enter(l)   spa_loop_control_enter((l)->control)
#define	pw_loop_iterate(l, ...)   spa_loop_control_iterate((l)->control,__VA_ARGS__)
#define	pw_loop_leave(l)   spa_loop_control_leave((l)->control)
#define	pw_loop_add_io(l, ...)   spa_loop_utils_add_io((l)->utils,__VA_ARGS__)
#define	pw_loop_update_io(l, ...)   spa_loop_utils_update_io((l)->utils,__VA_ARGS__)
#define	pw_loop_add_idle(l, ...)   spa_loop_utils_add_idle((l)->utils,__VA_ARGS__)
#define	pw_loop_enable_idle(l, ...)   spa_loop_utils_enable_idle((l)->utils,__VA_ARGS__)
#define	pw_loop_add_event(l, ...)   spa_loop_utils_add_event((l)->utils,__VA_ARGS__)
#define	pw_loop_signal_event(l, ...)   spa_loop_utils_signal_event((l)->utils,__VA_ARGS__)
#define	pw_loop_add_timer(l, ...)   spa_loop_utils_add_timer((l)->utils,__VA_ARGS__)
#define	pw_loop_update_timer(l, ...)   spa_loop_utils_update_timer((l)->utils,__VA_ARGS__)
#define	pw_loop_add_signal(l, ...)   spa_loop_utils_add_signal((l)->utils,__VA_ARGS__)
#define	pw_loop_destroy_source(l, ...)   spa_loop_utils_destroy_source((l)->utils,__VA_ARGS__)

Functions
struct pw_loop *	pw_loop_new (const struct spa_dict *props)
	Create a new loop. More...
void	pw_loop_destroy (struct pw_loop *loop)
	Destroy a loop. More...

Detailed Description

PipeWire loop object provides an implementation of the spa loop interfaces.

It can be used to implement various event loops.

Macro Definition Documentation

pw_loop_add_source

#define pw_loop_add_source	(		l,
			...
	)		spa_loop_add_source((l)->loop,__VA_ARGS__)

pw_loop_update_source

#define pw_loop_update_source	(		l,
			...
	)		spa_loop_update_source((l)->loop,__VA_ARGS__)

pw_loop_remove_source

#define pw_loop_remove_source	(		l,
			...
	)		spa_loop_remove_source((l)->loop,__VA_ARGS__)

pw_loop_invoke

#define pw_loop_invoke	(		l,
			...
	)		spa_loop_invoke((l)->loop,__VA_ARGS__)

Examples

export-sink.c, and local-v4l2.c.

pw_loop_get_fd

#define pw_loop_get_fd

(

l

)

spa_loop_control_get_fd((l)->control)

pw_loop_add_hook

#define pw_loop_add_hook	(		l,
			...
	)		spa_loop_control_add_hook((l)->control,__VA_ARGS__)

pw_loop_enter

#define pw_loop_enter

(

l

)

spa_loop_control_enter((l)->control)

pw_loop_iterate

#define pw_loop_iterate	(		l,
			...
	)		spa_loop_control_iterate((l)->control,__VA_ARGS__)

Examples

local-v4l2.c.

pw_loop_leave

#define pw_loop_leave

(

l

)

spa_loop_control_leave((l)->control)

pw_loop_add_io

#define pw_loop_add_io	(		l,
			...
	)		spa_loop_utils_add_io((l)->utils,__VA_ARGS__)

pw_loop_update_io

#define pw_loop_update_io	(		l,
			...
	)		spa_loop_utils_update_io((l)->utils,__VA_ARGS__)

pw_loop_add_idle

#define pw_loop_add_idle	(		l,
			...
	)		spa_loop_utils_add_idle((l)->utils,__VA_ARGS__)

pw_loop_enable_idle

#define pw_loop_enable_idle	(		l,
			...
	)		spa_loop_utils_enable_idle((l)->utils,__VA_ARGS__)

pw_loop_add_event

#define pw_loop_add_event	(		l,
			...
	)		spa_loop_utils_add_event((l)->utils,__VA_ARGS__)

Examples

video-play-fixate.c.

pw_loop_signal_event

#define pw_loop_signal_event	(		l,
			...
	)		spa_loop_utils_signal_event((l)->utils,__VA_ARGS__)

Examples

video-play-fixate.c.

pw_loop_add_timer

#define pw_loop_add_timer	(		l,
			...
	)		spa_loop_utils_add_timer((l)->utils,__VA_ARGS__)

Examples

video-play-pull.c, video-play-reneg.c, video-src-alloc.c, video-src-fixate.c, video-src-reneg.c, and video-src.c.

pw_loop_update_timer

#define pw_loop_update_timer	(		l,
			...
	)		spa_loop_utils_update_timer((l)->utils,__VA_ARGS__)

Examples

video-play-pull.c, video-play-reneg.c, video-src-alloc.c, video-src-fixate.c, video-src-reneg.c, and video-src.c.

pw_loop_add_signal

#define pw_loop_add_signal	(		l,
			...
	)		spa_loop_utils_add_signal((l)->utils,__VA_ARGS__)

Examples

audio-dsp-filter.c, audio-dsp-src.c, audio-src.c, export-spa-device.c, export-spa.c, video-play-fixate.c, video-play-pull.c, video-play-reneg.c, video-play.c, video-src-alloc.c, video-src-fixate.c, video-src-reneg.c, and video-src.c.

pw_loop_destroy_source

#define pw_loop_destroy_source	(		l,
			...
	)		spa_loop_utils_destroy_source((l)->utils,__VA_ARGS__)

Function Documentation

pw_loop_new()

struct pw_loop* pw_loop_new

(

const struct spa_dict *

props

)

Create a new loop.

Returns

a newly allocated loop

pw_loop_destroy()

void pw_loop_destroy

(

struct pw_loop *

loop

)

Destroy a loop.

Parameters

loop	a loop to destroy