[MPlayer-users] Re: Cropdetector

[ephemeron at softhome.net]

On 22. July 2004 at 7:16AM -0700,
rcooley <rcooley at spamcop.net> wrote:

> On Wed, 21 Jul 2004 17:00:38 +0100
> Martin Collins <martin at mkcollins.org> wrote:
> 
> > I don't think this is a good candidate for automation, 
> 
> Why not?  I've automated cropping for months now, myself.

How?  I've got a VCD where the black borders are, well, slightly
gray.  And so I need to pass the optional threshold setting to
cropdetect=.  Or simply use rectangle=.  Both methods rely on
trial and error.