25 #ifndef PIPEWIRE_IMPL_NODE_H
26 #define PIPEWIRE_IMPL_NODE_H
47 #include <spa/node/node.h>
48 #include <spa/node/event.h>
54 #define PW_VERSION_IMPL_NODE_EVENTS 0
104 size_t user_data_size );
139 struct spa_hook *listener,
153 int seq, uint32_t param_id,
154 uint32_t index, uint32_t max,
155 const struct spa_pod *
filter,
156 int (*callback) (
void *
data,
int seq,
157 uint32_t
id, uint32_t index, uint32_t next,
158 struct spa_pod *
param),
A global object visible to remote clients.
struct pw_impl_node * pw_context_create_node(struct pw_context *context, struct pw_properties *properties, size_t user_data_size)
Create a new node.
Definition: impl-node.c:1093
SPA_EXPORT void pw_impl_node_destroy(struct pw_impl_node *node)
Destroy a node.
Definition: impl-node.c:1691
static uint32_t int int res
Definition: core.h:326
static uint32_t int seq
Definition: core.h:325
int pw_impl_node_initialized(struct pw_impl_node *node)
Definition: impl-node.c:698
const struct pw_node_info * pw_impl_node_get_info(struct pw_impl_node *node)
Get the node info.
Definition: impl-node.c:1214
int pw_impl_node_set_implementation(struct pw_impl_node *node, struct spa_node *spa_node)
Set the node implementation.
Definition: impl-node.c:1645
void pw_impl_node_add_listener(struct pw_impl_node *node, struct spa_hook *listener, const struct pw_impl_node_events *events, void *data)
Add an event listener.
Definition: impl-node.c:1674
const struct pw_properties * pw_impl_node_get_properties(struct pw_impl_node *node)
Get the node properties.
Definition: impl-node.c:1238
bool pw_impl_node_is_active(struct pw_impl_node *node)
Check if a node is active.
Definition: impl-node.c:2119
int pw_impl_node_register(struct pw_impl_node *node, struct pw_properties *properties)
Complete initialization of the node and register.
Definition: impl-node.c:621
int pw_impl_node_update_properties(struct pw_impl_node *node, const struct spa_dict *dict)
Update the node properties.
Definition: impl-node.c:1268
struct pw_impl_port * pw_impl_node_find_port(struct pw_impl_node *node, enum pw_direction direction, uint32_t port_id)
Find the port with direction and port_id or NULL when not found.
Definition: impl-node.c:1912
int pw_impl_node_set_active(struct pw_impl_node *node, bool active)
Set a node active.
Definition: impl-node.c:2101
struct pw_context * pw_impl_node_get_context(struct pw_impl_node *node)
Get the context of this node.
Definition: impl-node.c:1226
void * pw_impl_node_get_user_data(struct pw_impl_node *node)
Get node user_data.
Definition: impl-node.c:1220
struct spa_node * pw_impl_node_get_implementation(struct pw_impl_node *node)
Get the node implementation.
Definition: impl-node.c:1668
struct pw_global * pw_impl_node_get_global(struct pw_impl_node *node)
Get the global of this node.
Definition: impl-node.c:1232
uint32_t pw_impl_node_get_free_port_id(struct pw_impl_node *node, enum pw_direction direction)
Get a free unused port_id from the node.
Definition: impl-node.c:1947
int pw_impl_node_for_each_port(struct pw_impl_node *node, enum pw_direction direction, int(*callback)(void *data, struct pw_impl_port *port), void *data)
Iterate the ports in the given direction.
Definition: impl-node.c:1768
int pw_impl_node_for_each_param(struct pw_impl_node *node, 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)
Definition: impl-node.c:1823
pw_node_state
The different node states.
Definition: node.h:48
#define pw_direction
Definition: port.h:47
Node events, listen to them with pw_impl_node_add_listener.
Definition: impl-node.h:53
void(* peer_removed)(void *data, struct pw_impl_node *peer)
a peer was removed
Definition: impl-node.h:97
void(* state_request)(void *data, enum pw_node_state state)
a new state is requested on the node
Definition: impl-node.h:80
void(* destroy)(void *data)
the node is destroyed
Definition: impl-node.h:58
void(* port_init)(void *data, struct pw_impl_port *port)
a port is being initialized on the node
Definition: impl-node.h:65
void(* peer_added)(void *data, struct pw_impl_node *peer)
a peer was added
Definition: impl-node.h:95
void(* result)(void *data, int seq, int res, uint32_t type, const void *result)
a result was received
Definition: impl-node.h:86
uint32_t version
Definition: impl-node.h:55
void(* free)(void *data)
the node is about to be freed
Definition: impl-node.h:60
void(* port_info_changed)(void *data, struct pw_impl_port *port, const struct pw_port_info *info)
a port on the node changed info
Definition: impl-node.h:74
void(* active_changed)(void *data, bool active)
the node active state changed
Definition: impl-node.h:77
void(* port_removed)(void *data, struct pw_impl_port *port)
a port was removed
Definition: impl-node.h:69
void(* event)(void *data, const struct spa_event *event)
an event is emitted
Definition: impl-node.h:89
void(* info_changed)(void *data, const struct pw_node_info *info)
the node info changed
Definition: impl-node.h:72
void(* port_added)(void *data, struct pw_impl_port *port)
a port was added
Definition: impl-node.h:67
void(* initialized)(void *data)
the node is initialized
Definition: impl-node.h:62
void(* driver_changed)(void *data, struct pw_impl_node *old, struct pw_impl_node *driver)
the driver of the node changed
Definition: impl-node.h:92
void(* state_changed)(void *data, enum pw_node_state old, enum pw_node_state state, const char *error)
the state of the node changed
Definition: impl-node.h:82
The node information.
Definition: node.h:62
A collection of key/value pairs.
Definition: properties.h:45
struct spa_dict dict
dictionary of key/values
Definition: properties.h:46