[FEATURE REQUEST] HW audio offload

Please add support for ‘HW audio offload’ as was done in OuterTune and recently in Metrolist. It's a useful feature that saves a lot of battery power.

https://github.com/mostafaalagamy/Metrolist/commit/b86b4781bab83609ca214d34a610feeddb2b2766
https://github.com/OuterTune/OuterTune/commit/6e7d6fadd05f05296a8a614379f8557fb5393f91