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Fixed a race condition that occurred when handling the cancellation of an asynchronous operation after the FFmpeg process had already exited. Fixes #348.

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Related: #592
This commit is contained in:
Sergey Nechaev 2025-10-21 17:29:27 +02:00
parent b3c201b42e
commit f5ecbaee68
1 changed files with 18 additions and 2 deletions
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20
FFMpegCore/FFMpeg/FFMpegArgumentProcessor.cs
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@ -166,12 +166,28 @@ public class FFMpegArgumentProcessor
void OnCancelEvent(object sender, int timeout)
{
instance.SendInput("q");
ExecuteIgnoringFinishedProcessExceptions(() => instance.SendInput("q"));
if (!cancellationTokenSource.Token.WaitHandle.WaitOne(timeout, true))
{
cancellationTokenSource.Cancel();
instance.Kill();
ExecuteIgnoringFinishedProcessExceptions(() => instance.Kill());
}
static void ExecuteIgnoringFinishedProcessExceptions(Action action)
{
try
{
action();
}
catch (Instances.Exceptions.InstanceProcessAlreadyExitedException)
{
//ignore
}
catch (ObjectDisposedException)
{
//ignore
}
}
}