Is this gonna be the replacement for both VP9 and H.265/HEVC?
Royalty free
Better quality and more efficient compression than both, however apparently slow as hell to encode
It can be multiplexed into .mkv, .webm and .mp4
It's currently being gradually, tentatively rolled out on pretty much every major streaming platform you can think of to replace VP9
4K sample:
https://www.elecard.com/storage/video/Stream1_AV1_4K_8.5mbps.webmImplementations:
https://aomedia.googlesource.com/aom/ Reference implementation written in C, supported by FFmpeg
https://gitlab.com/AOMediaCodec/SVT-AV1 BSD-licensed implementation started by Intel and Netflix and targeted to be flexible for different applications, supported by FFmpeg
https://github.com/xiph/rav1e BSD-licensed lightweight encoder written in Rust and designed for speed, supported by FFmpeg
https://code.videolan.org/videolan/dav1d BSD-licensed lightweight decoder written in C, supported by Handbrake
https://chromium.googlesource.com/codecs/libgav1/ Apache-licensed decoder developed by Google