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Re: Dolby Vision now possible through MP4 Mux.

Posted: Tue Mar 16, 2021 7:17 pm
by shawnc22
markswift over at the avsforums has also created some great test files for testing FEL/RPU implementation:

https://www.avsforum.com/threads/dune-p ... t-60582530

Re: Dolby Vision now possible through MP4 Mux.

Posted: Tue Mar 16, 2021 7:18 pm
by RESET_9999
mattmarsden wrote:
Tue Mar 16, 2021 7:12 pm
Although P5 can’t do 10,000nits.
why not? there are a couple of HDR10 movies on streaming services that have maxcll of 10 000nits.
why would it be different in p5 DV ?

Re: Dolby Vision now possible through MP4 Mux.

Posted: Tue Mar 16, 2021 7:57 pm
by mattmarsden

Re: Dolby Vision now possible through MP4 Mux.

Posted: Tue Mar 16, 2021 8:03 pm
by RESET_9999
mattmarsden wrote:
Tue Mar 16, 2021 7:57 pm
HDR10 is max 4000 nits

https://www.rtings.com/tv/learn/hdr10-vs-dolby-vision
not true. HDR10 is max 10 000nits

spears and munsil:
Maximum Content Light Level : 10000 cd/m2
Maximum Frame-Average Light Level : 1676 cd/m2


Mad max (one of the first HDR movie):

Maximum Content Light Level : 9918 cd/m2
Maximum Frame-Average Light Level : 3241 cd/m2

there are also a lot of movies with maxcll higher than the mastering display luminance. (maxcll is not always accurate though).
there is also Blade runner 2049 that was mastered on a 10k nits monitor but only have a maxcll of 181 nits
https://docs.google.com/spreadsheets/d/ ... =184653968

Re: Dolby Vision now possible through MP4 Mux.

Posted: Tue Mar 16, 2021 9:59 pm
by RESET_9999
mmm... I just got my Ugoos and very bad news: there's no 23.976 mode, only 24hz.
99% of movies are 23.976, so this device is useless. I hope I can return it...

FYI, playing 23.976 content in 24hz = dropped/repeated frames every 42seconds.

Image

Re: Dolby Vision now possible through MP4 Mux.

Posted: Tue Mar 16, 2021 10:10 pm
by hepe9
Manixx2020beyound wrote:
Tue Mar 16, 2021 3:39 pm
Patiently waiting lol C129E41E-7225-49DB-A88C-6B4D8865361B.jpeg
So Chromecast can read fel?

Re: Dolby Vision now possible through MP4 Mux.

Posted: Tue Mar 16, 2021 10:23 pm
by Manixx2020beyound
hepe9 wrote:
Tue Mar 16, 2021 10:10 pm
Manixx2020beyound wrote:
Tue Mar 16, 2021 3:39 pm
Patiently waiting lol C129E41E-7225-49DB-A88C-6B4D8865361B.jpeg
So Chromecast can read fel?
Trying 1 last time
Set timer came back tv was off lol
Strange thing doe if I force LLDV from the device it plays the whole movie but NO fel
Trying when it triggers naturally is the issuse .
But I’ll keep trying seeing that the ugoos is no go.
Sonyx700 or streaming platform still the best option for fel movies.

Re: Dolby Vision now possible through MP4 Mux.

Posted: Tue Mar 16, 2021 11:09 pm
by mattmarsden
RESET_9999 wrote:
Tue Mar 16, 2021 9:59 pm
mmm... I just got my Ugoos and very bad news: there's no 23.976 mode, only 24hz.
99% of movies are 23.976, so this device is useless. I hope I can return it...

FYI, playing 23.976 content in 24hz = dropped/repeated frames every 42seconds.

Image
Use the Kodi DV build and it will do all framerates correctly.

Re: Dolby Vision now possible through MP4 Mux.

Posted: Tue Mar 16, 2021 11:22 pm
by RESET_9999
mattmarsden wrote:
Tue Mar 16, 2021 11:09 pm

Use the Kodi DV build and it will do all framerates correctly.
thanks, will try that...


EDIT: yep 23.976 works with kodi .. phew!

Re: Dolby Vision now possible through MP4 Mux.

Posted: Wed Mar 17, 2021 12:06 am
by bobbymkV
RESET_9999 wrote:
mattmarsden wrote:
Tue Mar 16, 2021 11:09 pm

Use the Kodi DV build and it will do all framerates correctly.
thanks, will try that...


EDIT: yep 23.976 works with kodi .. phew!
Broooooooooo

Mine just shipped so you had me freaked out lol

Re: Dolby Vision now possible through MP4 Mux.

Posted: Wed Mar 17, 2021 1:01 am
by RESET_9999
bobbymkV wrote:
Wed Mar 17, 2021 12:06 am
Mine just shipped so you had me freaked out lol
LOL

so far so good.. didn't try on my Atmos capable setup yet but I will test it more tomorrow.

Image

Re: Dolby Vision now possible through MP4 Mux.

Posted: Wed Mar 17, 2021 1:15 am
by RESET_9999
this is not UGOOS related but I just learned that if you remux DV to bluray folder structure with tsMuxer and you put the files in the root of an USB drive, the Sony x700 is able to play it in dolby vision with chapters, working FF RW for long movies and no more green screen bug when you stop playback.

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Re: Dolby Vision now possible through MP4 Mux.

Posted: Wed Mar 17, 2021 1:29 am
by mulucy
RESET_9999 wrote:
Wed Mar 17, 2021 1:15 am
this is not UGOOS related but I just learned that if you remux DV to bluray folder structure with tsMuxer and you put the files in the root of an USB drive, the Sony x700 is able to play it in dolby vision with chapters, working FF RW for long movies and no more green screen bug when you stop playback.

Image
Wow, that's fantastic! I need to try that too! BTW, I see you got a Ugoos delivered. Are you able to confirm that it in fact supports the FEL titles and plays it correctly?

Re: Dolby Vision now possible through MP4 Mux.

Posted: Wed Mar 17, 2021 2:15 am
by deadchip12
RESET_9999 wrote:
Wed Mar 17, 2021 1:15 am
this is not UGOOS related but I just learned that if you remux DV to bluray folder structure with tsMuxer and you put the files in the root of an USB drive, the Sony x700 is able to play it in dolby vision with chapters, working FF RW for long movies and no more green screen bug when you stop playback.

Image
That's awesome!

Re: Dolby Vision now possible through MP4 Mux.

Posted: Wed Mar 17, 2021 2:21 am
by RESET_9999
mulucy wrote:
Wed Mar 17, 2021 1:29 am
Are you able to confirm that it in fact supports the FEL titles and plays it correctly?
It's definitely processing the FEL as @mattmarsden confirmed. The Power Rangers ending credits is bright white and because I fast-forwarded, it kind of froze and it caused ghosting. I clearly saw the grey HDR10 BL and the EL on top of it.
At first, playback was not very stable but now Power rangers is playing for an hour and everything looks stable.

I'll have a deeper look at the colors on my OLED tomorrow. it looks very promising.