[FFmpeg-user] ffplay at half size by means of a math function

[Lou]

On Tue, 30 Jun 2015 17:17:39 -0400
Jim Shupert <jshupert at pps-inc.com> wrote:

> here is what i settled on. it works
> 
> ffplay -vf "scale=iw/2:ih/2" -i /media/data/zzz-s/NASA_logo.mov

Enhance laziness:

-vf "scale=iw/2:-1"

Also, you can remove the "-i" if you really wanted to be lazy.