According to mediainfo:
Movie name : Spears & Munsil UHD HDR Benchmark
Encoded date : 2024-04-05 18:27:54 UTC
Writing application : mkvmerge v83.0 (‘Circle Of Friends’) 64-bit
Writing library : libebml v1.4.5 + libmatroska v1.7.1
| Format level : | 5.1 |
|---|---|
| Format tier : | High |
| HDR format : | Dolby Vision, Version 1.0, Profile 8.6, dvhe.08.06, BL+EL+RPU, no metadata compression, Blu-ray compatible / SMPTE ST 2086, Version HDR10, HDR10 compatible |
| Codec ID : | V_MPEGH/ISO/HEVC |
According to Dolby’s own documentation dated October 2023 (so it’s recent info).
https://professionalsupport.dolby.com/s/article/What-is-Dolby-Vision-Profile?language=en_US
Page 9:
Only profiles 4 and 7 have an EL layer. Also for profile 8 the only valid cross compatibility values are 1,2,4. Profile 7 is the only profile with 6. There’s what seems to be an encoding error in this mkv. And we shouldn’t expect coreelec to playback a flawed mkv file with encoding errors.