Understanding of the dolby vision layer in bluray uhd

[CAPRICORNX10X 68]

Hello everyone, I have a bluray uhd title
And I noticed that there are two video tracks:
1. 4k resolution with hdr 10
2. HD resolution with dolby vision

Can anyone give me an explanation of this.

And another thing If i want to rip the disc to mkv or mt2s does the dolby vision layer remain?

and emby support dolby vision \ hdr10 \ hdr10+?

i have also emby theatr

Edited June 25, 2022 by CAPRICORNX10X

[rbjtech 5284]

Answered in your other thread here - https://emby.media/community/index.php?/topic/109919-understanding-dolby-atmos-true-hd-with-ac3-core/