51 #define SPA_TYPE_INTERFACE_Node SPA_TYPE_INFO_INTERFACE_BASE "Node"
53 #define SPA_VERSION_NODE 0
64 #define SPA_NODE_CHANGE_MASK_FLAGS (1u<<0)
65 #define SPA_NODE_CHANGE_MASK_PROPS (1u<<1)
66 #define SPA_NODE_CHANGE_MASK_PARAMS (1u<<2)
69 #define SPA_NODE_FLAG_RT (1u<<0)
70 #define SPA_NODE_FLAG_IN_DYNAMIC_PORTS (1u<<1)
71 #define SPA_NODE_FLAG_OUT_DYNAMIC_PORTS (1u<<2)
72 #define SPA_NODE_FLAG_IN_PORT_CONFIG (1u<<3)
74 #define SPA_NODE_FLAG_OUT_PORT_CONFIG (1u<<4)
76 #define SPA_NODE_FLAG_NEED_CONFIGURE (1u<<5)
78 #define SPA_NODE_FLAG_ASYNC (1u<<6)
88 #define SPA_NODE_INFO_INIT() (struct spa_node_info) { 0, }
96 #define SPA_PORT_CHANGE_MASK_FLAGS (1u<<0)
97 #define SPA_PORT_CHANGE_MASK_RATE (1u<<1)
98 #define SPA_PORT_CHANGE_MASK_PROPS (1u<<2)
99 #define SPA_PORT_CHANGE_MASK_PARAMS (1u<<3)
102 #define SPA_PORT_FLAG_REMOVABLE (1u<<0)
103 #define SPA_PORT_FLAG_OPTIONAL (1u<<1)
104 #define SPA_PORT_FLAG_CAN_ALLOC_BUFFERS (1u<<2)
105 #define SPA_PORT_FLAG_IN_PLACE (1u<<3)
107 #define SPA_PORT_FLAG_NO_REF (1u<<4)
111 #define SPA_PORT_FLAG_LIVE (1u<<5)
113 #define SPA_PORT_FLAG_PHYSICAL (1u<<6)
114 #define SPA_PORT_FLAG_TERMINAL (1u<<7)
117 #define SPA_PORT_FLAG_DYNAMIC_DATA (1u<<8)
121 struct spa_fraction rate;
122 const struct spa_dict *props;
123 struct spa_param_info *params;
127 #define SPA_PORT_INFO_INIT() (struct spa_port_info) { 0, }
129 #define SPA_RESULT_TYPE_NODE_ERROR 1
130 #define SPA_RESULT_TYPE_NODE_PARAMS 2
145 #define SPA_NODE_EVENT_INFO 0
146 #define SPA_NODE_EVENT_PORT_INFO 1
147 #define SPA_NODE_EVENT_RESULT 2
148 #define SPA_NODE_EVENT_EVENT 3
149 #define SPA_NODE_EVENT_NUM 4
158 #define SPA_VERSION_NODE_EVENTS 0
165 void (*port_info) (
void *data,
185 void (*result) (
void *data,
int seq,
int res,
186 uint32_t type,
const void *result);
195 void (*event) (
void *data,
const struct spa_event *event);
198 #define SPA_NODE_CALLBACK_READY 0
199 #define SPA_NODE_CALLBACK_REUSE_BUFFER 1
200 #define SPA_NODE_CALLBACK_XRUN 2
201 #define SPA_NODE_CALLBACK_NUM 3
209 #define SPA_VERSION_NODE_CALLBACKS 0
219 int (*ready) (
void *data,
int state);
231 int (*reuse_buffer) (
void *data,
245 int (*xrun) (
void *data, uint64_t trigger, uint64_t delay,
251 #define SPA_NODE_PARAM_FLAG_TEST_ONLY (1 << 0)
252 #define SPA_NODE_PARAM_FLAG_FIXATE (1 << 1)
253 #define SPA_NODE_PARAM_FLAG_NEAREST (1 << 2)
257 #define SPA_NODE_BUFFERS_FLAG_ALLOC (1 << 0)
262 #define SPA_NODE_METHOD_ADD_LISTENER 0
263 #define SPA_NODE_METHOD_SET_CALLBACKS 1
264 #define SPA_NODE_METHOD_SYNC 2
265 #define SPA_NODE_METHOD_ENUM_PARAMS 3
266 #define SPA_NODE_METHOD_SET_PARAM 4
267 #define SPA_NODE_METHOD_SET_IO 5
268 #define SPA_NODE_METHOD_SEND_COMMAND 6
269 #define SPA_NODE_METHOD_ADD_PORT 7
270 #define SPA_NODE_METHOD_REMOVE_PORT 8
271 #define SPA_NODE_METHOD_PORT_ENUM_PARAMS 9
272 #define SPA_NODE_METHOD_PORT_SET_PARAM 10
273 #define SPA_NODE_METHOD_PORT_USE_BUFFERS 11
274 #define SPA_NODE_METHOD_PORT_SET_IO 12
275 #define SPA_NODE_METHOD_PORT_REUSE_BUFFER 13
276 #define SPA_NODE_METHOD_PROCESS 14
277 #define SPA_NODE_METHOD_NUM 15
285 #define SPA_VERSION_NODE_METHODS 0
302 int (*add_listener) (
void *object,
319 int (*set_callbacks) (
void *object,
337 int (*sync) (
void *object,
int seq);
370 int (*enum_params) (
void *object,
int seq,
371 uint32_t id, uint32_t start, uint32_t max,
395 int (*set_param) (
void *object,
396 uint32_t id, uint32_t
flags,
417 int (*set_io) (
void *object,
418 uint32_t id,
void *data,
size_t size);
434 int (*send_command) (
void *object,
const struct spa_command *command);
452 int (*add_port) (
void *object,
466 int (*remove_port) (
void *object,
499 int (*port_enum_params) (
void *object,
int seq,
501 uint32_t id, uint32_t start, uint32_t max,
527 int (*port_set_param) (
void *object,
530 uint32_t id, uint32_t
flags,
573 int (*port_use_buffers) (
void *object,
600 int (*port_set_io) (
void *object,
604 void *data,
size_t size);
617 int (*port_reuse_buffer) (
void *object, uint32_t port_id, uint32_t buffer_id);
636 int (*process) (
void *object);
639 #define spa_node_method(o,method,version,...) \
641 int _res = -ENOTSUP; \
642 struct spa_node *_n = o; \
643 spa_interface_call_res(&_n->iface, \
644 struct spa_node_methods, _res, \
645 method, version, ##__VA_ARGS__); \
649 #define spa_node_add_listener(n,...) spa_node_method(n, add_listener, 0, __VA_ARGS__)
650 #define spa_node_set_callbacks(n,...) spa_node_method(n, set_callbacks, 0, __VA_ARGS__)
651 #define spa_node_sync(n,...) spa_node_method(n, sync, 0, __VA_ARGS__)
652 #define spa_node_enum_params(n,...) spa_node_method(n, enum_params, 0, __VA_ARGS__)
653 #define spa_node_set_param(n,...) spa_node_method(n, set_param, 0, __VA_ARGS__)
654 #define spa_node_set_io(n,...) spa_node_method(n, set_io, 0, __VA_ARGS__)
655 #define spa_node_send_command(n,...) spa_node_method(n, send_command, 0, __VA_ARGS__)
656 #define spa_node_add_port(n,...) spa_node_method(n, add_port, 0, __VA_ARGS__)
657 #define spa_node_remove_port(n,...) spa_node_method(n, remove_port, 0, __VA_ARGS__)
658 #define spa_node_port_enum_params(n,...) spa_node_method(n, port_enum_params, 0, __VA_ARGS__)
659 #define spa_node_port_set_param(n,...) spa_node_method(n, port_set_param, 0, __VA_ARGS__)
660 #define spa_node_port_use_buffers(n,...) spa_node_method(n, port_use_buffers, 0, __VA_ARGS__)
661 #define spa_node_port_set_io(n,...) spa_node_method(n, port_set_io, 0, __VA_ARGS__)
663 #define spa_node_port_reuse_buffer(n,...) spa_node_method(n, port_reuse_buffer, 0, __VA_ARGS__)
664 #define spa_node_process(n) spa_node_method(n, process, 0)