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utils: streamproducer: Don't use gst_element_send_event() in another place

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It can cause deadlocks thanks to taking the state lock.
This commit is contained in:
Sebastian Dröge 2023-11-10 09:45:09 +02:00
parent 754b6487d4
commit 5ee8ee8545
1 changed files with 3 additions and 1 deletions
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4
gstreamer-utils/src/streamproducer.rs
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@ -202,7 +202,9 @@ impl StreamProducer {
if gst_video::UpstreamForceKeyUnitEvent::parse(event).is_ok() { if gst_video::UpstreamForceKeyUnitEvent::parse(event).is_ok() {
gst::debug!(CAT, obj: &appsink, "Requesting keyframe"); gst::debug!(CAT, obj: &appsink, "Requesting keyframe");
let _ = appsink.send_event(event.clone()); // Do not use `gst_element_send_event()` as it takes the state lock which may lead to dead locks.
let pad = appsink.static_pad("sink").unwrap();
let _ = pad.push_event(event.clone());
} }
gst::PadProbeReturn::Ok gst::PadProbeReturn::Ok