if I use this command from CMD of windows is ok, but if I use this command using Process of C# , the error is Movie-Aspect is 1.78:1 - prescaling to correct movie aspect. Parser: missing ( in "P->strange simbols.90fps Trem:488min 9206 mb A_V:0.001[1456:192] when the two titles if I want to convert have the same video. Thank you