[FFmpeg-devel] [RFC] lavf/tee per-output stream selection

Nicolas George nicolas.george at normalesup.org
Thu Jul 18 12:32:46 CEST 2013


Le nonidi 29 messidor, an CCXXI, Stefano Sabatini a écrit :
> I need to be be able to send different streams to different tee
> outputs- In other words I need to select which streams should be
> routed to each tee output, while right now it is possible to specify
> the streams just once, and they will be the same for every output.

See the mail I just sent on the principle.

> At some point it would be nice to make possible to select streams on
> the base of their metadata (e.g. to select only streams in a certain
> language) using stream selection, but I can devise a simple syntax,
> not involving demonic escaping issues.

For that, I suspect the really good solution would be to use a real
scripting language to build filter graphs. And now, because of Clément,
ffmpeg is linked with liblua anyway.

Regards,

-- 
  Nicolas George
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