5 #ifndef PIPEWIRE_EXT_CLIENT_NODE_H 6 #define PIPEWIRE_EXT_CLIENT_NODE_H 23 #define PW_TYPE_INTERFACE_ClientNode PW_TYPE_INFO_INTERFACE_BASE "ClientNode" 25 #define PW_VERSION_CLIENT_NODE 5 28 #define PW_EXTENSION_MODULE_CLIENT_NODE PIPEWIRE_MODULE_PREFIX "module-client-node" 38 #define PW_CLIENT_NODE_EVENT_TRANSPORT 0 39 #define PW_CLIENT_NODE_EVENT_SET_PARAM 1 40 #define PW_CLIENT_NODE_EVENT_SET_IO 2 41 #define PW_CLIENT_NODE_EVENT_EVENT 3 42 #define PW_CLIENT_NODE_EVENT_COMMAND 4 43 #define PW_CLIENT_NODE_EVENT_ADD_PORT 5 44 #define PW_CLIENT_NODE_EVENT_REMOVE_PORT 6 45 #define PW_CLIENT_NODE_EVENT_PORT_SET_PARAM 7 46 #define PW_CLIENT_NODE_EVENT_PORT_USE_BUFFERS 8 47 #define PW_CLIENT_NODE_EVENT_PORT_SET_IO 9 48 #define PW_CLIENT_NODE_EVENT_SET_ACTIVATION 10 49 #define PW_CLIENT_NODE_EVENT_PORT_SET_MIX_INFO 11 50 #define PW_CLIENT_NODE_EVENT_NUM 12 54 #define PW_VERSION_CLIENT_NODE_EVENTS 1 84 uint32_t id, uint32_t flags,
147 uint32_t id, uint32_t
flags,
221 #define PW_CLIENT_NODE_METHOD_ADD_LISTENER 0 222 #define PW_CLIENT_NODE_METHOD_GET_NODE 1 223 #define PW_CLIENT_NODE_METHOD_UPDATE 2 224 #define PW_CLIENT_NODE_METHOD_PORT_UPDATE 3 225 #define PW_CLIENT_NODE_METHOD_SET_ACTIVE 4 226 #define PW_CLIENT_NODE_METHOD_EVENT 5 227 #define PW_CLIENT_NODE_METHOD_PORT_BUFFERS 6 228 #define PW_CLIENT_NODE_METHOD_NUM 7 232 #define PW_VERSION_CLIENT_NODE_METHODS 0 241 struct pw_node * (*get_node) (
void *object, uint32_t
version,
size_t user_data_size);
253 #define PW_CLIENT_NODE_UPDATE_PARAMS (1 << 0) 254 #define PW_CLIENT_NODE_UPDATE_INFO (1 << 1) 255 uint32_t change_mask,
274 #define PW_CLIENT_NODE_PORT_UPDATE_PARAMS (1 << 0) 275 #define PW_CLIENT_NODE_PORT_UPDATE_INFO (1 << 1) 302 #define pw_client_node_method(o,method,version,...) \ 304 int _res = -ENOTSUP; \ 305 spa_interface_call_res((struct spa_interface*)o, \ 306 struct pw_client_node_methods, _res, \ 307 method, version, ##__VA_ARGS__); \ 311 #define pw_client_node_add_listener(c,...) pw_client_node_method(c,add_listener,0,__VA_ARGS__) 319 get_node, 0, version, user_data_size);
323 #define pw_client_node_update(c,...) pw_client_node_method(c,update,0,__VA_ARGS__) 324 #define pw_client_node_port_update(c,...) pw_client_node_method(c,port_update,0,__VA_ARGS__) 325 #define pw_client_node_set_active(c,...) pw_client_node_method(c,set_active,0,__VA_ARGS__) 326 #define pw_client_node_event(c,...) pw_client_node_method(c,event,0,__VA_ARGS__) 327 #define pw_client_node_port_buffers(c,...) pw_client_node_method(c,port_buffers,0,__VA_ARGS__) #define spa_interface_call_res(iface, method_type, res, method, vers,...)
Invoke method named method in the callbacks on the given interface object.
Definition: hook.h:251
int(* set_active)(void *object, bool active)
Activate or deactivate the node.
Definition: client-node.h:318
Node information structure.
Definition: node.h:48
uint32_t n_params
number of items in params
Definition: node.h:88
A hook, contains the structure with functions and the data passed to the functions.
Definition: hook.h:350
int(* port_set_param)(void *data, enum spa_direction direction, uint32_t port_id, uint32_t id, uint32_t flags, const struct spa_pod *param)
A parameter was configured on the port.
Definition: client-node.h:166
uint32_t flags
Definition: dict.h:42
uint32_t version
Definition: client-node.h:264
int(* port_buffers)(void *object, enum spa_direction direction, uint32_t port_id, uint32_t mix_id, uint32_t n_buffers, struct spa_buffer **buffers)
Send allocated buffers.
Definition: client-node.h:328
Client Node events
Definition: client-node.h:74
static struct pw_node * pw_client_node_get_node(struct pw_client_node *p, uint32_t version, size_t user_data_size)
Definition: client-node.h:355
int(* port_set_mix_info)(void *data, enum spa_direction direction, uint32_t port_id, uint32_t mix_id, uint32_t peer_id, const struct spa_dict *props)
Notify about the peer of mix_id.
Definition: client-node.h:235
int(* remove_port)(void *data, enum spa_direction direction, uint32_t port_id)
A port was removed from the node.
Definition: client-node.h:154
int(* event)(void *data, const struct spa_event *event)
Receive an event from the client node.
Definition: client-node.h:127
int(* port_update)(void *object, enum spa_direction direction, uint32_t port_id, #define PW_CLIENT_NODE_PORT_UPDATE_PARAMS #define PW_CLIENT_NODE_PORT_UPDATE_INFO uint32_t change_mask, uint32_t n_params, const struct spa_pod **params, const struct spa_port_info *info)
Update a node port.
Definition: client-node.h:304
Port information structure.
Definition: node.h:99
int(* set_activation)(void *data, uint32_t node_id, int signalfd, uint32_t mem_id, uint32_t offset, uint32_t size)
Notify the activation record of the next node to trigger.
Definition: client-node.h:217
int(* update)(void *object, #define PW_CLIENT_NODE_UPDATE_PARAMS #define PW_CLIENT_NODE_UPDATE_INFO uint32_t change_mask, uint32_t n_params, const struct spa_pod **params, const struct spa_node_info *info)
Update the node ports and properties.
Definition: client-node.h:283
A Buffer.
Definition: buffer.h:92
uint64_t change_mask
Definition: node.h:57
int(* add_listener)(void *object, struct spa_hook *listener, const struct pw_client_node_events *events, void *data)
Definition: client-node.h:266
information about a buffer
Definition: client-node.h:39
uint32_t offset
offset in memory
Definition: client-node.h:41
int(* set_param)(void *data, uint32_t id, uint32_t flags, const struct spa_pod *param)
Notify of a property change.
Definition: client-node.h:105
int(* transport)(void *data, int readfd, int writefd, uint32_t mem_id, uint32_t offset, uint32_t size)
Notify of a new transport area.
Definition: client-node.h:89
int(* port_set_io)(void *data, enum spa_direction direction, uint32_t port_id, uint32_t mix_id, uint32_t id, uint32_t mem_id, uint32_t offset, uint32_t size)
Configure the io area with id of port_id.
Definition: client-node.h:198
int(* set_io)(void *data, uint32_t id, uint32_t mem_id, uint32_t offset, uint32_t size)
Configure an IO area for the client.
Definition: client-node.h:119
uint32_t size
Definition: pod.h:44
uint32_t version
Definition: client-node.h:77
int(* add_port)(void *data, enum spa_direction direction, uint32_t port_id, const struct spa_dict *props)
A new port was added to the node.
Definition: client-node.h:144
int(* port_use_buffers)(void *data, enum spa_direction direction, uint32_t port_id, uint32_t mix_id, uint32_t flags, uint32_t n_buffers, struct pw_client_node_buffer *buffers)
Notify the port of buffers.
Definition: client-node.h:180
spa_direction
Definition: defs.h:92
int(* event)(void *object, const struct spa_event *event)
Send an event to the node.
Definition: client-node.h:323
struct spa_buffer * buffer
buffer describing metadata and buffer memory
Definition: client-node.h:43
uint32_t size
size in memory
Definition: client-node.h:42
Client Node methods
Definition: client-node.h:261
int(* command)(void *data, const struct spa_command *command)
Notify of a new node command.
Definition: client-node.h:133
uint32_t mem_id
the memory id for the metadata
Definition: client-node.h:40