[FFmpeg-devel] [PATCH] libavfilter-soc: Make the overlay filter able to align to opposite edges

Martin Storsjö martin
Thu May 7 22:01:24 CEST 2009

On Wed, 6 May 2009, Robert Swain wrote:

> Martin Storsj? wrote:
> > 
> > Any suggestions on a better way of achieving this in the overlay filter's
> > parameter interface?
> I think you'd have to add extra parameters to toggle the operation of the
> offsets and maintain logical functionality as Michael claimed. Maybe have
> right and bottom parameters that, when non-zero, toggle to make the offsets be
> calculated from the right/bottom.

Hmm, what would that look like, more concretely? Something like 
overlay=10:10:align=right;align=bottom, or just some more numeric 
arguments after the first two ones?

// Martin

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