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uriplaylistbin: prevent deadlock when notifying property changes

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/1232>
This commit is contained in:
Guillaume Desmottes 2023-06-01 16:18:51 +02:00
parent 780d9d5b78
commit 97fa20237f
1 changed files with 15 additions and 1 deletions
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16
utils/uriplaylistbin/src/uriplaylistbin/imp.rs
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@ -1681,12 +1681,26 @@ impl UriPlaylistBin {
}
let element = self.obj();
let mut notify_iteration = false;
let mut notify_index = false;
if current_iteration != state.current_iteration {
state.current_iteration = current_iteration;
element.notify("current-iteration");
notify_iteration = true;
}
if current_uri_index != state.current_uri_index {
state.current_uri_index = current_uri_index;
notify_index = true;
}
// drop mutex before notifying changes as the callback will likely try to fetch the updated values
// which would deadlock.
drop(state_guard);
if notify_iteration {
element.notify("current-iteration");
}
if notify_index {
element.notify("current-uri-index");
}
}