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by gyan 679 days ago
> There's a feature request for the open source & cross-platform x265 codec to support transparency, but it doesn't seem to be going anywhere.

x265 has added support for alpha very recently, but only using their standalone CLI. https://bitbucket.org/multicoreware/x265_git/commits/c8c9d22...

1 comments

Ohhhh! I totally missed this. Thanks for the heads up! I wonder if it was triggered by this article, or a weird coincidence.
It's restricted to constant QP rate, and I haven't managed to get it to produce a playable file yet. Maybe I'm holding it wrong. But anyway, it's exciting seeing bits of this land.