Include dependency graph for impl-port.c:

Data Structures
struct	result_port_params_data

struct	param_filter

Macros
#define	NAME "port"

Functions
void	pw_impl_port_update_state (struct pw_impl_port port, enum pw_impl_port_state state, int res, char error)

SPA_EXPORT int	pw_impl_port_init_mix (struct pw_impl_port port, struct pw_impl_port_mix mix)

SPA_EXPORT int	pw_impl_port_release_mix (struct pw_impl_port port, struct pw_impl_port_mix mix)

SPA_EXPORT struct pw_impl_port *	pw_context_create_port (struct pw_context context, enum pw_direction direction, uint32_t port_id, const struct spa_port_info info, size_t user_data_size)

SPA_EXPORT int	pw_impl_port_set_mix (struct pw_impl_port port, struct spa_node node, uint32_t flags)

SPA_EXPORT enum pw_direction	pw_impl_port_get_direction (struct pw_impl_port *port)
	Get the port direction. More...

SPA_EXPORT uint32_t	pw_impl_port_get_id (struct pw_impl_port *port)
	Get the port id. More...

SPA_EXPORT const struct pw_properties *	pw_impl_port_get_properties (struct pw_impl_port *port)
	Get the port properties. More...

SPA_EXPORT int	pw_impl_port_update_properties (struct pw_impl_port port, const struct spa_dict dict)
	Update the port properties. More...

void	pw_impl_port_update_info (struct pw_impl_port port, const struct spa_port_info info)

SPA_EXPORT struct pw_impl_node *	pw_impl_port_get_node (struct pw_impl_port *port)
	Get the port parent node or NULL when not yet set. More...

SPA_EXPORT void	pw_impl_port_add_listener (struct pw_impl_port port, struct spa_hook listener, const struct pw_impl_port_events events, void data)
	Add an event listener on the port. More...

SPA_EXPORT const struct pw_port_info *	pw_impl_port_get_info (struct pw_impl_port *port)
	Get the port info. More...

SPA_EXPORT void *	pw_impl_port_get_user_data (struct pw_impl_port *port)

int	pw_impl_port_register (struct pw_impl_port port, struct pw_properties properties)

SPA_EXPORT int	pw_impl_port_add (struct pw_impl_port port, struct pw_impl_node node)

void	pw_impl_port_unlink (struct pw_impl_port *port)

void	pw_impl_port_destroy (struct pw_impl_port *port)

int	pw_impl_port_for_each_param (struct pw_impl_port port, int seq, uint32_t param_id, uint32_t index, uint32_t max, const struct spa_pod filter, int(callback)(void data, int seq, uint32_t id, uint32_t index, uint32_t next, struct spa_pod param), void data)

int	pw_impl_port_for_each_filtered_param (struct pw_impl_port in_port, struct pw_impl_port out_port, int seq, uint32_t in_param_id, uint32_t out_param_id, const struct spa_pod filter, int(callback)(void data, int seq, uint32_t id, uint32_t index, uint32_t next, struct spa_pod param), void *data)

int	pw_impl_port_for_each_link (struct pw_impl_port port, int(callback)(void data, struct pw_impl_link link), void *data)

SPA_EXPORT int	pw_impl_port_is_linked (struct pw_impl_port *port)
	check is a port has links, return 0 if not, 1 if it is linked More...

SPA_EXPORT int	pw_impl_port_set_param (struct pw_impl_port port, uint32_t id, uint32_t flags, const struct spa_pod param)

SPA_EXPORT int	pw_impl_port_use_buffers (struct pw_impl_port port, struct pw_impl_port_mix mix, uint32_t flags, struct spa_buffer **buffers, uint32_t n_buffers)

Macro Definition Documentation

◆ NAME

#define NAME "port"

Function Documentation

◆ pw_context_create_port()

SPA_EXPORT struct pw_impl_port* pw_context_create_port	(	struct pw_context *	context,
		enum pw_direction	direction,
		uint32_t	port_id,
		const struct spa_port_info *	info,
		size_t	user_data_size
	)

References pw_properties::dict, NAME, pw_introspect::pw_direction_as_string(), PW_DIRECTION_INPUT, PW_IMPL_PORT_STATE_INIT, PW_KEY_PORT_PHYSICAL, PW_KEY_PORT_TERMINAL, pw_log::pw_log_debug, PW_PORT_CHANGE_MASK_PROPS, pw_properties::pw_properties_new(), pw_properties::pw_properties_new_dict(), pw_properties::pw_properties_set(), res, and impl::this.

◆ pw_impl_port_add()

SPA_EXPORT int pw_impl_port_add	(	struct pw_impl_port *	port,
		struct pw_impl_node *	node
	)

References port::direction, port::node, port::port_id, PW_DIRECTION_INPUT, pw_impl_port_for_each_param(), pw_map::pw_map_insert_at(), pw_map::pw_map_lookup(), and res.

◆ pw_impl_port_add_listener()

SPA_EXPORT void pw_impl_port_add_listener	(	struct pw_impl_port *	port,
		struct spa_hook *	listener,
		const struct pw_impl_port_events *	events,
		void *	data
	)

Add an event listener on the port.

◆ pw_impl_port_destroy()

void pw_impl_port_destroy ( struct pw_impl_port * port )

References NAME, pw_control_destroy(), pw_impl_port_unlink(), and pw_log::pw_log_debug.

◆ pw_impl_port_for_each_filtered_param()

int pw_impl_port_for_each_filtered_param	(	struct pw_impl_port *	in_port,
		struct pw_impl_port *	out_port,
		int	seq,
		uint32_t	in_param_id,
		uint32_t	out_param_id,
		const struct spa_pod *	filter,
		int()(void data, int seq, uint32_t id, uint32_t index, uint32_t next, struct spa_pod *param)	callback,
		void *	data
	)

References param_filter::callback, param_filter::data, param_filter::in_param_id, param_filter::in_port, param_filter::out_param_id, param_filter::out_port, pw_impl_port_for_each_param(), res, and seq.

◆ pw_impl_port_for_each_link()

int pw_impl_port_for_each_link	(	struct pw_impl_port *	port,
		int()(void data, struct pw_impl_link *link)	callback,
		void *	data
	)

References port::direction, PW_DIRECTION_OUTPUT, and res.

Referenced by pw_impl_port_unlink().

◆ pw_impl_port_for_each_param()

int pw_impl_port_for_each_param	(	struct pw_impl_port *	port,
		int	seq,
		uint32_t	param_id,
		uint32_t	index,
		uint32_t	max,
		const struct spa_pod *	filter,
		int()(void data, int seq, uint32_t id, uint32_t index, uint32_t next, struct spa_pod *param)	callback,
		void *	data
	)

References result_port_params_data::callback, result_port_params_data::data, port::node, res, and seq.

Referenced by pw_impl_port_add(), and pw_impl_port_for_each_filtered_param().

◆ pw_impl_port_get_direction()

SPA_EXPORT enum pw_direction pw_impl_port_get_direction ( struct pw_impl_port * port )

Get the port direction.

References port::direction.

◆ pw_impl_port_get_id()

SPA_EXPORT uint32_t pw_impl_port_get_id ( struct pw_impl_port * port )

Get the port id.

References port::port_id.

◆ pw_impl_port_get_info()

SPA_EXPORT const struct pw_port_info* pw_impl_port_get_info ( struct pw_impl_port * port )

Get the port info.

References port::info.

◆ pw_impl_port_get_node()

SPA_EXPORT struct pw_impl_node* pw_impl_port_get_node ( struct pw_impl_port * port )

Get the port parent node or NULL when not yet set.

References port::node.

◆ pw_impl_port_get_properties()

SPA_EXPORT const struct pw_properties* pw_impl_port_get_properties ( struct pw_impl_port * port )

Get the port properties.

◆ pw_impl_port_get_user_data()

SPA_EXPORT void* pw_impl_port_get_user_data ( struct pw_impl_port * port )

References port::user_data.

◆ pw_impl_port_init_mix()

SPA_EXPORT int pw_impl_port_init_mix	(	struct pw_impl_port *	port,
		struct pw_impl_port_mix *	mix
	)

References port::direction, port::link, NAME, port::port_id, pw_pipewire::pw_direction_reverse(), pw_log::pw_log_debug, pw_map::pw_map_insert_new(), and res.

◆ pw_impl_port_is_linked()

SPA_EXPORT int pw_impl_port_is_linked ( struct pw_impl_port * port )

check is a port has links, return 0 if not, 1 if it is linked

◆ pw_impl_port_register()

int pw_impl_port_register	(	struct pw_impl_port *	port,
		struct pw_properties *	properties
	)

References port::node, pw_global::pw_global_new(), PW_KEY_AUDIO_CHANNEL, PW_KEY_FORMAT_DSP, PW_KEY_NODE_ID, PW_KEY_OBJECT_PATH, PW_KEY_PORT_ALIAS, PW_KEY_PORT_CONTROL, PW_KEY_PORT_DIRECTION, PW_KEY_PORT_NAME, PW_KEY_PORT_PHYSICAL, PW_KEY_PORT_TERMINAL, PW_TYPE_INTERFACE_Port, and PW_VERSION_PORT.

◆ pw_impl_port_release_mix()

SPA_EXPORT int pw_impl_port_release_mix	(	struct pw_impl_port *	port,
		struct pw_impl_port_mix *	mix
	)

References port::direction, NAME, port::port_id, pw_log::pw_log_debug, pw_map::pw_map_remove(), and res.

◆ pw_impl_port_set_mix()

SPA_EXPORT int pw_impl_port_set_mix	(	struct pw_impl_port *	port,
		struct spa_node *	node,
		uint32_t	flags
	)

References port::direction, port::io, NAME, port::port, pw_pipewire::pw_direction_reverse(), pw_log::pw_log_debug, and pw_unload_spa_handle().

◆ pw_impl_port_set_param()

SPA_EXPORT int pw_impl_port_set_param	(	struct pw_impl_port *	port,
		uint32_t	id,
		uint32_t	flags,
		const struct spa_pod *	param
	)

References port::direction, port::flags, NAME, port::node, port::port_id, PW_DIRECTION_INPUT, pw_log::pw_log_debug, and res.

◆ pw_impl_port_unlink()

void pw_impl_port_unlink ( struct pw_impl_port * port )

References pw_impl_port_for_each_link().

Referenced by pw_impl_port_destroy().

◆ pw_impl_port_update_info()

void pw_impl_port_update_info	(	struct pw_impl_port *	port,
		const struct spa_port_info *	info
	)

◆ pw_impl_port_update_properties()

SPA_EXPORT int pw_impl_port_update_properties	(	struct pw_impl_port *	port,
		const struct spa_dict *	dict
	)

Update the port properties.

◆ pw_impl_port_update_state()

void pw_impl_port_update_state	(	struct pw_impl_port *	port,
		enum pw_impl_port_state	state,
		int	res,
		char *	error
	)

References NAME, PW_IMPL_PORT_STATE_ERROR, and pw_log.

Referenced by pw_impl_port_use_buffers().

◆ pw_impl_port_use_buffers()

SPA_EXPORT int pw_impl_port_use_buffers	(	struct pw_impl_port *	port,
		struct pw_impl_port_mix *	mix,
		uint32_t	flags,
		struct spa_buffer **	buffers,
		uint32_t	n_buffers
	)

References port::direction, NAME, port::port_id, PW_IMPL_PORT_STATE_READY, pw_impl_port_update_state(), pw_log::pw_log_debug, and res.

Data Structures

Macros

Functions