OBS can now stream high-quality AV1 video to YouTube


Excessive-quality video will not make or break a livestream, but it surely actually helps — and now it is significantly simpler to offer. OBS Studio 29.1 is now accessible with help for AV1 stream encoding when broadcasting to YouTube. Whereas YouTube treats the function as a beta, it permits higher-quality footage than H.264 at related bitrates, and better resolutions in case you have the headroom. As creator EposVox demonstrates, you may successfully remove visible artifacts with 1080p 60FPS video or bounce to 4K on the identical body charge with out consuming considerably extra bandwidth than a 1080p H.264 feed.

The advance depends on the brand new Enhanced RTMP (Actual-Time Messaging Protocol) normal, which extends the present method to deal with newer video codecs. The know-how additionally helps HDR, however the OBS group hasn’t applied it up to now.

The encoding works with AMD, Intel and NVIDIA GPUs. Tom’s {Hardware} notes that YouTube nonetheless transcodes the ensuing output to its VP9 format, however the picture high quality loss is claimed to be slight.

The OBS improve will not have the best influence when many streamers use Twitch, which does not help AV1 and at the moment limits feeds to 6Mbps. YouTube, in the meantime, hasn’t stated when its help will probably be broadly accessible. Nonetheless, the change hints at a future the place creators can stream video that appears about pretty much as good to viewers because it does on the host’s PC.

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