This code works fine for me: http://pastebin.com/E9rw6cQH -- View this message in context: http://mono.1490590.n4.nabble.com/OutputDataReceived-event-not-raised-when-using-the-Process-class-together-with-Ffmpeg-tp4649705p4649706.html Sent from the Mono - OSX mailing list archive at Nabble.com.