[fnc1]

Maybe playing local media, and a dvr stream

or two streams from hdhomeruns..

really any two or more sources.. with 16x9 it would be nice to maybe to a grid of 2x2?

[wsnipex]

no possible atm the moment, certainly not with hardware acceleration.
There is ongoing work on rewriting core parts of kodi, which will make pip possible in the future.