did you try this ? -vf = "scale=x:y , pad:W:H:PadX:PadY" _? ----- what does not kill you make you stronger . FFMPEG can do it -- View this message in context: http://ffmpeg-users.933282.n4.nabble.com/Problem-with-vf-pad-help-please-tp4653478p4653545.html Sent from the FFmpeg-users mailing list archive at Nabble.com.