[colonwqbang]

It's important to understand that Av1 hardware designs have only recently become available.

In practice a combined Av1/H264/etc. decoder core is most likely. A lot of logic would be shared.

https://www.allegrodvt.com/products/al-d310-decoder-ip/

[conjecTech]

That makes sense, I'd still like to know what kind of footprint the combined decoder needs.