I have the OPPO and I'd love to have this capability.
However I don't think this support was ever mentioned anywhere..
I hope I'm wrong ...
Yamaha AVENTAGE RX-A3060, Altantic Tech System 350 THX
HSU VTF-3 MK5 HP Sub, Klipsch RP-140SA Atmos Height (x4)
Epson 5030UB, 120" 16:9 screen, Panasonic TC-P60ST50 Plasma
Dune HD Solo 4K, Popcorn Hour C-200, unRAID Server Pro OS 6
Oppo BDP-83, Sony BDP-BX520, Panasonic DMP‑BDT220
Sony HDR-TD20 3D