[FFmpeg-devel] [WIP] overlay filter

Stefano Sabatini stefano.sabatini-lala
Sun Oct 31 17:50:58 CET 2010

On date Friday 2010-07-16 21:23:10 +0200, Nicolas George encoded:
> L'octidi 28 messidor, an CCXVIII, Stefano Sabatini a ?crit?:
> > Hi all,
> > this is a work in progress based on Bobby and Baptiste work.
> > 
> > It's not yet ready for review, I'm sending it here in case someone
> > wants to have a look at it and/or commenting it.
> Correctly if I am wrong: currently, ffmpeg can only build and insert filter
> graphs that have exactly one input and one output, for any video input
> stream. On the other hand, an overlay filter is almost useless unless it can
> combine different video streams. Therefore, this filter could only be useful
> for programs that directly use libavcodec and libavfilter.

You can overlay the movie source, check docs for examples.
> Is someone currently working on support of complex filter graphs in ffmpeg?

Not me, and help is welcome.
FFmpeg = Furious and Foolish Mortal Puristic Experimenting Geek

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