25 #ifndef SPA_NODE_UTILS_H 26 #define SPA_NODE_UTILS_H 47 int seq,
int res, uint32_t type,
const void *result)
61 uint32_t
id, uint32_t *
index,
82 if (
data.data.param == NULL) {
86 *index =
data.data.next;
95 uint32_t
id, uint32_t *index,
117 if (
data.data.param == NULL) {
121 *index =
data.data.next;
128 #define spa_node_emit(hooks,method,version,...) \ 129 spa_hook_list_call_simple(hooks, struct spa_node_events, \ 130 method, version, ##__VA_ARGS__) 132 #define spa_node_emit_info(hooks,...) spa_node_emit(hooks,info, 0, __VA_ARGS__) 133 #define spa_node_emit_port_info(hooks,...) spa_node_emit(hooks,port_info, 0, __VA_ARGS__) 134 #define spa_node_emit_result(hooks,...) spa_node_emit(hooks,result, 0, __VA_ARGS__) 135 #define spa_node_emit_event(hooks,...) spa_node_emit(hooks,event, 0, __VA_ARGS__) 138 #define spa_node_call(callbacks,method,version,...) \ 140 int _res = -ENOTSUP; \ 141 spa_callbacks_call_res(callbacks, struct spa_node_callbacks, \ 142 _res, method, version, ##__VA_ARGS__); \ 146 #define spa_node_call_ready(hook,...) spa_node_call(hook, ready, 0, __VA_ARGS__) 147 #define spa_node_call_reuse_buffer(hook,...) spa_node_call(hook, reuse_buffer, 0, __VA_ARGS__) 148 #define spa_node_call_xrun(hook,...) spa_node_call(hook, xrun, 0, __VA_ARGS__) Definition: module-filter-chain.c:162
Definition: x86_64-redhat-linux-gnu/doc/spa/node/utils.h:41
Definition: x86_64-redhat-linux-gnu/doc/spa/node/node.h:53
spa_direction
Definition: defs.h:78
the result of enum_params or port_enum_params.
Definition: x86_64-redhat-linux-gnu/doc/spa/node/node.h:152
int spa_pod_builder_raw_padded(struct spa_pod_builder *builder, const void *data, uint32_t size)
Definition: builder.h:167
A hook, contains the structure with functions and the data passed to the functions.
Definition: hook.h:313
void spa_hook_remove(struct spa_hook *hook)
Remove a hook.
Definition: hook.h:354
#define spa_node_enum_params(n,...)
Definition: x86_64-redhat-linux-gnu/doc/spa/node/node.h:669
struct spa_pod_builder * builder
Definition: x86_64-redhat-linux-gnu/doc/spa/node/utils.h:42
uint32_t next
next index of iteration
Definition: x86_64-redhat-linux-gnu/doc/spa/node/node.h:155
#define spa_node_port_enum_params(n,...)
Definition: x86_64-redhat-linux-gnu/doc/spa/node/node.h:675
uint32_t version
version of this structure
Definition: x86_64-redhat-linux-gnu/doc/spa/node/node.h:173
events from the spa_node.
Definition: x86_64-redhat-linux-gnu/doc/spa/node/node.h:171
struct spa_pod_builder_state state
Definition: builder.h:67
#define SPA_VERSION_NODE_EVENTS
Definition: x86_64-redhat-linux-gnu/doc/spa/node/node.h:172
struct spa_pod * spa_pod_builder_deref(struct spa_pod_builder *builder, uint32_t offset)
Definition: builder.h:102
int spa_node_enum_params_sync(struct spa_node *node, uint32_t id, uint32_t *index, const struct spa_pod *filter, struct spa_pod **param, struct spa_pod_builder *builder)
Definition: x86_64-redhat-linux-gnu/doc/spa/node/utils.h:60
struct spa_result_node_params data
Definition: x86_64-redhat-linux-gnu/doc/spa/node/utils.h:43
#define SPA_POD_SIZE(pod)
Definition: pod/pod.h:42
struct spa_pod * param
the result param
Definition: x86_64-redhat-linux-gnu/doc/spa/node/node.h:156
uint32_t offset
Definition: builder.h:47
uint32_t index
index of parameter
Definition: x86_64-redhat-linux-gnu/doc/spa/node/node.h:154
#define spa_node_add_listener(n,...)
Definition: x86_64-redhat-linux-gnu/doc/spa/node/node.h:666
int spa_node_port_enum_params_sync(struct spa_node *node, enum spa_direction direction, uint32_t port_id, uint32_t id, uint32_t *index, const struct spa_pod *filter, struct spa_pod **param, struct spa_pod_builder *builder)
Definition: x86_64-redhat-linux-gnu/doc/spa/node/utils.h:93
void spa_result_func_node_params(void *data, int seq, int res, uint32_t type, const void *result)
Definition: x86_64-redhat-linux-gnu/doc/spa/node/utils.h:46
user data to add to an object
Definition: filter.c:75