Typically we would do the following: Port.open returns a port(). You can monitor this port() using Port.monitor/1
If ffmpeg dies it will send a {:DOWN, ref, :port, object, reason} to GenServer.handle_info allowing you to act on it.
Typically we would do the following: Port.open returns a port(). You can monitor this port() using Port.monitor/1
If ffmpeg dies it will send a {:DOWN, ref, :port, object, reason} to GenServer.handle_info allowing you to act on it.
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