[FFmpeg-user] ffmpeg-user question

[Carl Eugen Hoyos]

Sarah Houben <sarahhouben <at> outlook.com> writes:

> ffmpeg -i G_*.mpg -vf crop=76:44:256:12 cropped1.MPG
> #convert the video to a suitable fileformat for imageJ
> ffmpeg -i cropped1.MPG -t 00:05:00 -r 15 -an 
> -vcodec rawvideo -pix_fmt gray P.avi

Complete, uncut console output missing.

Why are you using two command lines (unnecessarily 
degrading video quality) instead of one?

ffmpeg -i input -vf format=gray,crop= ... -vcodec rawvideo out.avi

Carl Eugen

PS: The subject of your email is not really optimal.