I found this note that says:
http://www.flatpanelshd.com/focus.ph...&id=1421919922
LG told us that the new 4K OLED TVs use true 10-bit panels – no dithering – and that the built-in HEVC decoder can process 4K HDR at 10-bit, too.
Does it mean I have to disable dithering in madvr?