i took a uhd of mine, create an mkv with makemkv 1.15.3 , extracted the h265 track , and remuxed into a ts with tsmuxer.
oppo long press info menu shows DV 12 bit. but the tv never display the logo.
mediainfo on the ts file correctly display
Dolby Vision, Version 1.0, dvhe.07.06, BL+EL+RPU, Blu-ray compatible / SMPTE ST 2086, HDR10 compatible