If you have a crappy computer and you want to play HDR videos in MPC-HC, use MPC Video Renderer with these settings instead of MadVR. It gives better performance in both HDR
Dolby Vision Icon detection?
Official Dolby Vision MKV spec support - Page 13 - www.makemkv.com
Official Dolby Vision MKV spec support - Page 13 - www.makemkv.com
Advanced MPC-HC Setup Guide | Page 242 | AVS Forum