[FFmpeg-devel] [RFC] libmpcodecs libavfilter wrapper?

[Reimar Döffinger]

On Thu, Nov 25, 2010 at 08:41:04PM +0100, Michael Niedermayer wrote:
> On Thu, Nov 25, 2010 at 08:20:06PM +0100, Luca Barbato wrote:
> > > That didnt work out as noone was willing to do it so now after 3 years
> > > we are better in some ways (arbitrary filter graphs) than libmpcodecs and
> > > still worse in others (like actual number of supported filters)
> > 
> > Well now we can improve adding filters in the slower way =).
> > 
> > That said _probably_ would be faster having libmp using the avfilters
> > and compare that way.
> 
> libmpcodecs is not able to support all libavfilters as libmpcodecs does only
> support 1 input and 1 output link. That said yes its easy to add a libavfilter
> support in libmpcodecs. Ideally we should support not just 1 filter but a full
> libavfilter graph in libmpcodecs, that way mplayer could within limits use
> more complex graphs as long as the whole graph has only 1 input and 1 output

Yes, such a wrapper filter should take a whole filter graph as argument
(which of course might cause some pain with the command-line parser
in MPlayer, but that certainly is a solvable, though annoying, problem).