[MPlayer-users] Question about crop, scale, aspect ratio, multiple of 16

D Richard Felker III dalias at aerifal.cx
Sat Dec 18 20:47:19 CET 2004

On Fri, Dec 17, 2004 at 01:50:12AM -0800, RC wrote:
> On Thu, 16 Dec 2004 20:48:26 +0100
> nick <nick.rienties at home.nl> wrote:
> > Is it a problem that 428 is not a multiple of 16?
> Your final dimentions, before encoding, need to be multiples of 16... 
> You can use any values for crop, if you are planning on scaling (or
> expanding, or whatever) to dimentions that are multiples of
> 16, afterwards.

not any. they must be multiples of 2, and if the content is
interlaced/telecined at the time you crop, the vertical crop offset
and size must be multiples of 4!


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