Merge commit 'ca41c72c6d9515d9045bd3b68104525dee81b8d0'

* commit 'ca41c72c6d9515d9045bd3b68104525dee81b8d0':
  motionpixels: clip VLC codes.

Not merged, the change is wrong, the condition is not possible unless
there are serious bugs elsewhere. No such bugs should exist in ffmpeg.

Merged-by: Michael Niedermayer <michaelni@gmx.at>