[MPlayer-users] Color problems with video

[Reimar Döffinger]

On Mon, Nov 21, 2011 at 06:16:24PM -0700, Deron Kazmaier wrote:
> testing further, I found out that it is a strange mix of scale and
> expand that causes this.

Actually it is just expand.
The way expand works it can't handle one-plane YUV formats where
the x offset to center them would be odd.
Reproducible with any file if you use something like this:
-vf expand=500:0:1,format=uyvy,scale
(500 must be replaced with some value > video width).