[FFmpeg-user] Crop from bottom only

Stefano Sabatini stefano.sabatini-lala at poste.it
Tue Jul 26 13:45:25 CEST 2011

On date Tuesday 2011-07-26 12:59:52 +0200, Alex Z encoded:
> Hi, I have a movie 640x480 and I need to cut 20px from bottom. It was
> easily done with previous ffmpeg versions with "-cropbottom 20", but
> with -vf "crop=x:y:x:y" I am puzzled.
> Can someone help me out?

Crop syntax is:

so you simply need to specify

Read the manual for more details.
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