stream.c File Reference

Include dependency graph for stream.c:

Functions
const char *	pw_stream_state_as_string (enum pw_stream_state state)
struct pw_stream *	pw_stream_new (struct pw_remote *remote, const char *name, struct pw_properties *props)
struct pw_stream *	pw_stream_new_simple (struct pw_loop *loop, const char *name, struct pw_properties *props, const struct pw_stream_events *events, void *data)
enum pw_stream_state	pw_stream_get_state (struct pw_stream *stream, const char **error)
const char *	pw_stream_get_name (struct pw_stream *stream)
const struct pw_properties *	pw_stream_get_properties (struct pw_stream *stream)
void	pw_stream_add_listener (struct pw_stream *stream, struct spa_hook *listener, const struct pw_stream_events *events, void *data)
void	pw_stream_destroy (struct pw_stream *stream)
int	pw_stream_connect (struct pw_stream *stream, enum pw_direction direction, const char *port_path, enum pw_stream_flags flags, const struct spa_pod **params, uint32_t n_params)
struct pw_remote *	pw_stream_get_remote (struct pw_stream *stream)
uint32_t	pw_stream_get_node_id (struct pw_stream *stream)
void	pw_stream_finish_format (struct pw_stream *stream, int res, const struct spa_pod **params, uint32_t n_params)
int	pw_stream_disconnect (struct pw_stream *stream)
int	pw_stream_set_active (struct pw_stream *stream, bool active)
int	pw_stream_get_time (struct pw_stream *stream, struct pw_time *time)
int	pw_stream_set_control (struct pw_stream *stream, const char *name, float value)
	Set a control value. More...
int	pw_stream_get_control (struct pw_stream *stream, const char *name, float *value)
	Get a control value. More...
struct pw_buffer *	pw_stream_dequeue_buffer (struct pw_stream *stream)
	Get a buffer that can be filled for playback streams or consumed for capture streams. More...
int	pw_stream_queue_buffer (struct pw_stream *stream, struct pw_buffer *buffer)
	Submit a buffer for playback or recycle a buffer for capture. More...

Function Documentation

void pw_stream_add_listener	(	struct pw_stream *	stream,
		struct spa_hook *	listener,
		const struct pw_stream_events *	events,
		void *	data
	)

References pw_loop_destroy_source, and pw_loop_invoke.

int pw_stream_connect	(	struct pw_stream *	stream,
		enum pw_direction	direction,
		const char *	port_path,
		enum pw_stream_flags	flags,
		const struct spa_pod **	params,
		uint32_t	n_params
	)

References PW_DIRECTION_INPUT, PW_NODE_PROP_AUTOCONNECT, PW_NODE_PROP_TARGET_NODE, pw_properties_set(), pw_proxy_add_listener(), PW_STREAM_FLAG_AUTOCONNECT, and PW_STREAM_STATE_CONNECTING.

struct pw_buffer* pw_stream_dequeue_buffer

(

struct pw_stream *

stream

)

Get a buffer that can be filled for playback streams or consumed for capture streams.

void pw_stream_destroy

(

struct pw_stream *

stream

)

References pw_type::data, pw_type::io, pw_type::param, pw_loop_add_io, pw_loop_add_timer, pw_loop_update_io, pw_loop_update_timer, PW_MAP_RANGE_INIT, pw_properties_free(), pw_properties_set(), pw_properties_setf(), pw_stream_disconnect(), pw_stream_finish_format(), PW_STREAM_FLAG_DRIVER, PW_STREAM_FLAG_INACTIVE, PW_STREAM_FLAG_MAP_BUFFERS, PW_STREAM_PROP_IS_LIVE, PW_STREAM_PROP_LATENCY_MIN, PW_STREAM_STATE_CONFIGURE, PW_STREAM_STATE_PAUSED, PW_STREAM_STATE_READY, PW_STREAM_STATE_STREAMING, PW_STREAM_STATE_UNCONNECTED, PW_VERSION_PROXY_EVENTS, and pw_type::spa_format.

Referenced by pw_remote_destroy().

int pw_stream_disconnect

(

struct pw_stream *

stream

)

References pw_proxy_destroy().

Referenced by pw_remote_disconnect(), and pw_stream_destroy().

void pw_stream_finish_format	(	struct pw_stream *	stream,
		int	res,
		const struct spa_pod **	params,
		uint32_t	n_params
	)

Referenced by pw_stream_destroy().

int pw_stream_get_control	(	struct pw_stream *	stream,
		const char *	name,
		float *	value
	)

Get a control value.

const char* pw_stream_get_name

(

struct pw_stream *

stream

)

uint32_t pw_stream_get_node_id

(

struct pw_stream *

stream

)

const struct pw_properties* pw_stream_get_properties

(

struct pw_stream *

stream

)

struct pw_remote* pw_stream_get_remote

(

struct pw_stream *

stream

)

enum pw_stream_state pw_stream_get_state	(	struct pw_stream *	stream,
		const char **	error
	)

int pw_stream_get_time	(	struct pw_stream *	stream,
		struct pw_time *	time
	)

References pw_time::queued, pw_time::rate, and pw_time::ticks.

struct pw_stream* pw_stream_new	(	struct pw_remote *	remote,
		const char *	name,
		struct pw_properties *	props
	)

References pw_properties_get(), pw_properties_new(), pw_properties_set(), and PW_STREAM_STATE_UNCONNECTED.

struct pw_stream* pw_stream_new_simple	(	struct pw_loop *	loop,
		const char *	name,
		struct pw_properties *	props,
		const struct pw_stream_events *	events,
		void *	data
	)

Parameters

loop	a pw_loop to use
name	a stream name
props	stream properties, ownership is taken
events	stream events
data	data passed to events

int pw_stream_queue_buffer	(	struct pw_stream *	stream,
		struct pw_buffer *	buffer
	)

Submit a buffer for playback or recycle a buffer for capture.

References pw_buffer::buffer, and PW_STREAM_FLAG_DRIVER.

int pw_stream_set_active	(	struct pw_stream *	stream,
		bool	active
	)

int pw_stream_set_control	(	struct pw_stream *	stream,
		const char *	name,
		float	value
	)

Set a control value.

const char* pw_stream_state_as_string

(

enum pw_stream_state

state

)

References PW_STREAM_STATE_CONFIGURE, PW_STREAM_STATE_CONNECTING, PW_STREAM_STATE_ERROR, PW_STREAM_STATE_PAUSED, PW_STREAM_STATE_READY, PW_STREAM_STATE_STREAMING, and PW_STREAM_STATE_UNCONNECTED.