Windows Media Player finalizer hang

C

Christopher Roybal

Windows Media Player (the application) fails to play a specific video - an mp4 with h264 (High 4:2:2) profile. And then hangs the app when trying to close (window itself is closed, but app can be seen in task manager.In WPF, I can repro something similar by using MediaPlayer under a VideoDrawing element. Opening/playing a good file (e.g. mp4 with standard h264 profile) will play as expected in the view. Opening/playing the bad file doesn’t work. All further attempts to play/open other files fail now as well.When in this state, a solid repro of the actual hang is to call GC.Collect() when the m

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