[FFmpeg-devel] Prores 4444 (alpha) support

Edward Richards edward at edwardandalison.com
Mon Oct 22 18:20:32 CEST 2012

I don't think anyone knows what the alpha compression scheme is. 
Also it is a patent violation in the US and possibly other places so use accordingly.


Sent from my iPhone... So sorry for typos!

On Oct 22, 2012, at 5:14 AM, Al Crate <al at dneg.com> wrote:

> Hi all,
> Is anyone currently working on this ? i.e. reading and writing Prores 4444 with alpha.
> We're finding a need to support this, last time I checked ffmpeg was missing the required color model, and support in the codec.
> I think the color model is YUVA444P10LE.
> If this is in limbo, I'll need to look at doing this myself.
> cheers
> al
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