May be, we are couple of years away from experiencing patent free video codecs based on deep learning.

DCVC-RT (https://github.com/microsoft/DCVC) - A deep learning based video codec claims to deliver 21% more compression than h266.

One of the compelling edge AI usecases is to create deep learning based audio/video codecs on consumer hardwares.

One of the large/enterprise AI usecases is to create a coding model that generates deep learning based audio/video codecs for consumer hardwares.