Sending an AV1 live video stream to Peertube

[LoudLemur]

If you are struggling to do this, the reason is that Peertube's rtmp library doesn't currently support reading the required AV1 metadata. You might be able to have a recording with the audio only, but it won't be a livestream.

https://github.com/illuspas/Node-Media-Server/blob/master/src/node_core_av.js#L470