[FFmpeg-devel] [PATCH]Add support for new transparency colourspaces to libopenjpeg

Paul B Mahol onemda at gmail.com
Sun Nov 4 16:23:14 CET 2012

On 11/4/12, Michael Bradshaw <mjbshaw at gmail.com> wrote:
> On Sun, Nov 4, 2012 at 7:50 AM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:
>> Hi!
>> Not completely tested, but allows to do at least something with the new
>> colourspaces.
>> Please comment, Carl Eugen
> Interesting. Do you know if any other decoders can properly decode the
> alpha channel? Also, why not also include AV_PIX_FMT_YUVA420P,
> AV_PIX_FMT_YUVA422P, and AV_PIX_FMT_YUVA444P? Otherwise, I don't see
> anything wrong with it.

They are already there...

Reference decoders would just need to dump each component.

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