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impl-node: update the io position from the data-loop

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So that the update is synchronized with the data processing and
we don't accidentally process an old driver activation.
This commit is contained in:
Wim Taymans 2021-03-10 13:03:34 +01:00
parent 4f816c1fb0
commit cc26ef9614
1 changed files with 20 additions and 19 deletions
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39
src/pipewire/impl-node.c
View file

@ -707,15 +707,26 @@ static int
do_move_nodes(struct spa_loop *loop,
bool async, uint32_t seq, const void *data, size_t size, void *user_data)
{
struct impl *src = user_data;
struct impl *impl = user_data;
struct pw_impl_node *driver = *(struct pw_impl_node **)data;
struct pw_impl_node *this = &src->this;
struct pw_impl_node *node = &impl->this;
int res;
pw_log_trace(NAME" %p: driver:%p->%p", this, this->driver_node, driver);
pw_log_trace(NAME" %p: driver:%p->%p", node, node->driver_node, driver);
if (this->source.loop != NULL) {
remove_node(this);
add_node(this, driver);
if ((res = spa_node_set_io(node->node,
SPA_IO_Position,
&driver->rt.activation->position,
sizeof(struct spa_io_position))) < 0) {
pw_log_debug(NAME" %p: set position: %s", node, spa_strerror(res));
}
pw_log_trace(NAME" %p: set position %p", node, &driver->rt.activation->position);
node->rt.position = &driver->rt.activation->position;
if (node->source.loop != NULL) {
remove_node(node);
add_node(node, driver);
}
return 0;
}
@ -732,7 +743,6 @@ int pw_impl_node_set_driver(struct pw_impl_node *node, struct pw_impl_node *driv
{
struct impl *impl = SPA_CONTAINER_OF(node, struct impl, this);
struct pw_impl_node *old = node->driver_node;
int res;
if (driver == NULL)
driver = node;
@ -754,21 +764,12 @@ int pw_impl_node_set_driver(struct pw_impl_node *node, struct pw_impl_node *driv
node->driver_node = driver;
pw_impl_node_emit_driver_changed(node, old, driver);
if ((res = spa_node_set_io(node->node,
SPA_IO_Position,
&driver->rt.activation->position,
sizeof(struct spa_io_position))) < 0) {
pw_log_debug(NAME" %p: set position: %s", node, spa_strerror(res));
}
pw_log_trace(NAME" %p: set position %p", node, &driver->rt.activation->position);
node->rt.position = &driver->rt.activation->position;
pw_loop_invoke(node->data_loop,
do_move_nodes, SPA_ID_INVALID, &driver, sizeof(struct pw_impl_node *),
true, impl);
pw_impl_node_emit_driver_changed(node, old, driver);
return 0;
}