Dolby Vision now possible through MP4 Mux.

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RESET_9999
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Re: Dolby Vision now possible through MP4 Mux.

Post by RESET_9999 »

FonduemangVI wrote:
Tue Apr 18, 2023 12:17 pm
Hey RESET_9999 what is the best way to contact you? I don't see you around on the IRCs I frequent.
hi, just pm me
Sorry for my English.
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skull88
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Re: Dolby Vision now possible through MP4 Mux.

Post by skull88 »

RESET_9999 wrote:
Tue Apr 18, 2023 12:09 pm
I bet chroma weight works in LLDV on the FireTV stick 4k max because clearly, it has the latest version of the Dolby engine since its the only device that can do L11.
Now I wonder if you buy a shield right now, do you get a more recent version of the algo? I bought mine in 2019.
That's a valid question, but wouldn't they just do it through software update for all existing Shield Pro 2019? Unfortunately, I haven't read anything about a new revision of the Shield Pro 2019 being around for the past couple years, at least I think it would pop-up on Reddit or official forum: https://www.nvidia.com/en-us/geforce/fo ... ield-tv/9/

My guess is Nvidia devs are wayyy too busy and all hands on deck with all of their AI, supercomputer, datacentre, and GPU business, and there's nobody interested in testing/updating/improving Shield Pro 2019 DV support. But I hope I'm wrong and they'll maybe even fix the red push if DMDreview helps debug it.
RESET_9999
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Re: Dolby Vision now possible through MP4 Mux.

Post by RESET_9999 »

yeah, I mean maybe they just use a more recent Dolby SDK.

If anyone bought a shield recently, please try quietvoid L11 test file:
https://drive.google.com/file/d/1OwS0Te ... share_link
Sorry for my English.
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quietvoid
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Re: Dolby Vision now possible through MP4 Mux.

Post by quietvoid »

I doubt it matters. The FTV Stick 4K Max also got CM v4.0 support through firmware upgrades.
AFAIK devices that support Dolby Vision in Android always bundle Dolby's proprietary library, and I guess it's not always kept up to date.
FonduemangVI
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Re: Dolby Vision now possible through MP4 Mux.

Post by FonduemangVI »

RESET_9999 wrote:
Tue Apr 18, 2023 12:43 pm
FonduemangVI wrote:
Tue Apr 18, 2023 12:17 pm
Hey RESET_9999 what is the best way to contact you? I don't see you around on the IRCs I frequent.
hi, just pm me
Right will do once I am actually allowed to send PMs haha
RESET_9999
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Joined: Mon Aug 05, 2019 7:12 pm

Re: Dolby Vision now possible through MP4 Mux.

Post by RESET_9999 »

FonduemangVI wrote:
Wed Apr 19, 2023 3:07 am
Right will do once I am actually allowed to send PMs haha
3 more posts and you will be able to (I think) :)
Sorry for my English.
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lexyz
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Re: Dolby Vision now possible through MP4 Mux.

Post by lexyz »

RESET_9999
I'd like to notice that "RPU p8.1 L1.L2_cmv29.Edited.3696" test triggers picture adjustments for all trims except probably ms_weight on ShieldTV+Bravia in LLDV mode.
Not sure what ms_weight should change and where to look.
Other versions of L1.L2_cmv29 doesn't work on ShieldTV in LLDv properly.

L11 remains the same, without adjustments.
Bravia XF90, Shield TV Pro'19, UBP-X700
RESET_9999
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Re: Dolby Vision now possible through MP4 Mux.

Post by RESET_9999 »

damn this is so strange... So 4000nits content works but not 1000nits.
Sorry for my English.
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chrisdm
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Re: Dolby Vision now possible through MP4 Mux.

Post by chrisdm »

RESET_9999 wrote:
Thu Apr 20, 2023 11:02 am
damn this is so strange... So 4000nits content works but not 1000nits.
Hey mate, question. Can your script inject DV metadata from a DV release into an HDR10+ release, is that possible? Or does HDR10+ have to be converted to DV?
RESET_9999
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Re: Dolby Vision now possible through MP4 Mux.

Post by RESET_9999 »

chrisdm wrote:
Thu Apr 20, 2023 6:05 pm
Hey mate, question. Can your script inject DV metadata from a DV release into an HDR10+ release, is that possible?
yes sure.
The script can also be configured to remove HDR10plus while injecting in case someone use a device that don't like when the video has two dynamic metadata..
Sorry for my English.
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Big-rome
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Re: Dolby Vision now possible through MP4 Mux.

Post by Big-rome »

danbez wrote:
Sat Apr 15, 2023 7:55 pm
Reset, after baking the BL and EL (with DoViBaker, I presume), what are the steps to get the original RPU converted to P8?

Did you succeed with the conversion to P8?
RESET_9999
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Re: Dolby Vision now possible through MP4 Mux.

Post by RESET_9999 »

lexyz wrote:
Thu Apr 20, 2023 4:36 am
RESET_9999
I'd like to notice that "RPU p8.1 L1.L2_cmv29.Edited.3696" test triggers picture adjustments for all trims except probably ms_weight on ShieldTV+Bravia in LLDV mode.
Not sure what ms_weight should change and where to look.
Other versions of L1.L2_cmv29 doesn't work on ShieldTV in LLDv properly.

L11 remains the same, without adjustments.
Finally tested LLDV on the Shield(developer mode) + C2 and got some interesting results...

LLDV (player-led)
L2/L1 works fine
even L2 chroma weight works!!!!
CMV 4.0 (L8) no longer works(L2 works) but only for profile 8.1... strangely p8.4 works...
Multi-pattern performs much better in the colorspace conversion and clipping but blue still has banding (as noted before)
red push: no change, as bad as TV-LED

TV-LED
L1/L2 works fine except L2 chroma weight which has no effect
CMV4.0 works fine
Multi pattern has a lot of colorspace conversion/clipping issues.


So I think it's actually better to force LLDV on the Shield.
Sorry for my English.
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dom61
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Re: Dolby Vision now possible through MP4 Mux.

Post by dom61 »

@RESET_9999
Sorry for the stupid question.
When I perform clip or file analysis in DaVinci, which color space do I choose P3 or BT 2020?
Having set the color space:

Image

Image

Thanks
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RESET_9999
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Re: Dolby Vision now possible through MP4 Mux.

Post by RESET_9999 »

Everything you need is in the tutorial video and BTW, that is not how your resolve project should be set.

or just import my resolve DV preset:
https://drive.google.com/file/d/10lYNFS ... share_link
Sorry for my English.
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dom61
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Re: Dolby Vision now possible through MP4 Mux.

Post by dom61 »

Thank you
Ugoos AM6B Plus | Remote control G20S PRO Plus | Splitter HDMI HDFury AVR-KEY | Display LG 65B6V | Cables HDMI KabelDirekt Pro series | Audio processor Yamaha RX-V775 | Rotel RMB-1075 | Storage Qnap Ts-431K +TL-D800C |
My PC Ryzen 7950X
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