This reminds me of an idea I had about 15 years ago but never pursued. The concept was using basic object detection as an input as a first pass to to a standard

This reminds me of an idea I had about 15 years ago but never pursued. The concept was using basic object detection as an input as a first pass to to a standard video codec to guide where it should spend it's data budget. So, for example, a TV news broadcast could put more details on the host's eyes and mouth while a parking garage camera would be trained to get clearer number plates.