FFmpeg has dav1d support quite some time now, although it is not in a release yet: https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/beaa350e24167f4ff31275a6114693f5ce7cd409
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=f11e7b695320255d66fdbb15b4a6549393abd3b3 commit f11e7b695320255d66fdbb15b4a6549393abd3b3 Author: Alexis Ballier <aballier@gentoo.org> AuthorDate: 2019-04-01 15:36:15 +0000 Commit: Alexis Ballier <aballier@gentoo.org> CommitDate: 2019-04-01 15:36:41 +0000 media-video/ffmpeg: add dav1d useflag Closes: https://bugs.gentoo.org/679684 Package-Manager: Portage-2.3.62, Repoman-2.3.12 Signed-off-by: Alexis Ballier <aballier@gentoo.org> media-video/ffmpeg/ffmpeg-9999.ebuild | 5 +++-- media-video/ffmpeg/metadata.xml | 1 + 2 files changed, 4 insertions(+), 2 deletions(-)