[FFmpeg-devel] ffmpeg examples

Michael Niedermayer michaelni at gmx.at
Tue Jun 28 00:27:45 CEST 2011

On Mon, Jun 27, 2011 at 11:46:46PM +0200, Stefano Sabatini wrote:
> On date Monday 2011-06-27 20:51:32 +0100, Philip Ashmore encoded:
> > Hi there.
> > 
> > I remember reading a really useful advanced tutorial on ffmpeg usage
> > on the web.
> > It focused on how to "de-blur" images using convolution, including
> > how to counteract image degradation and
> > "ringing" in the resulting image.
> What about writing a convolution libavfilter filter for that?

note: swscale can apply seperable linear filters

If the kind of filters you want to use fall in this category swscale
might be the simplest and faster way to apply them


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

In fact, the RIAA has been known to suggest that students drop out
of college or go to community college in order to be able to afford
settlements. -- The RIAA
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