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.

#9811 Post by RESET_9999 » Sun Mar 31, 2024 4:28 pm

yep, there's a difference in the signal...

see: https://discourse.coreelec.org/t/dolby- ... /24273/960
Sorry for my English.
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sw5163
Posts: 146
Joined: Sat Jun 25, 2022 7:28 am

Re: Dolby Vision now possible through MP4 Mux.

#9812 Post by sw5163 » Mon Apr 01, 2024 8:52 am

Trees wrote: Sat Mar 30, 2024 10:08 pm Does anyone know of any software that can losslessly splice P5 DV HEVC streams while keeping the P5 DV metadata in tact? Splicing on I-frames, obviously.
You could try:

Code: Select all

ffmpeg -f concat -i "filelist.txt" -c copy -strict -2 test.mp4
filelist.txt:

Code: Select all

file 1.mp4
file 2.mp4
I won't guarantee it will work though.
Trees wrote: Fri Mar 29, 2024 8:17 pm Edit: Bonus question; does MP4 only support one subtitle track? I've remuxed numerous files however ffmpeg only seems to be copying over one subtitle track; is the subtitle part of the command incorrect or does MP4 just not support more than one subtitle track?
Your command is redundant btw. To include all tracks and keep DV just use:

Code: Select all

ffmpeg -i dv.mkv -map 0 -c copy -c:s mov_text -strict -2 dv.mp4
RESET_9999 wrote: Sun Mar 31, 2024 4:28 pm yep, there's a difference in the signal...
Backward compatibility for Dolby RGB tunneling is really a mess.

Donpoku
Posts: 66
Joined: Wed Jul 03, 2019 3:43 pm

Re: Dolby Vision now possible through MP4 Mux.

#9813 Post by Donpoku » Mon Apr 01, 2024 12:34 pm

RESET_9999 wrote:yep, there's a difference in the signal...

see: https://discourse.coreelec.org/t/dolby- ... /24273/960
Hi I have DV remux mkv, I want to test it on my lg c6 (old i know), what's the simplest way to do it? Thank you.

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RESET_9999
Posts: 2421
Joined: Mon Aug 05, 2019 7:12 pm

Re: Dolby Vision now possible through MP4 Mux.

#9814 Post by RESET_9999 » Mon Apr 01, 2024 12:48 pm

Donpoku wrote: Mon Apr 01, 2024 12:34 pm Hi I have DV remux mkv, I want to test it on my lg c6 (old i know), what's the simplest way to do it? Thank you.

Sent from my SM-F946B using Tapatalk
AFIAK, 2016-2017 TVs only support profile 5 and 7 so for an mkv remux , you want to convert it to dual-track dual-layer MP4. You can do that with my script workflow 4-3.
I think the C6 internal player also have green screen issues with certain files, P3 MDL IIRC. It was discussed in this thread years ago.
Sorry for my English.
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Donpoku
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Re: Dolby Vision now possible through MP4 Mux.

#9815 Post by Donpoku » Mon Apr 01, 2024 3:57 pm

RESET_9999 wrote:
Donpoku wrote: Mon Apr 01, 2024 12:34 pm Hi I have DV remux mkv, I want to test it on my lg c6 (old i know), what's the simplest way to do it? Thank you.

Sent from my SM-F946B using Tapatalk
AFIAK, 2016-2017 TVs only support profile 5 and 7 so for an mkv remux , you want to convert it to dual-track dual-layer MP4. You can do that with my script workflow 4-3.
I think the C6 internal player also have green screen issues with certain files, P3 MDL IIRC. It was discussed in this thread years ago.
Thanks buddy.

Btw what are the steps and installs I need to do to use your scripts? Thanks I'm on Windows.

Sent from my SM-F946B using Tapatalk


RESET_9999
Posts: 2421
Joined: Mon Aug 05, 2019 7:12 pm

Re: Dolby Vision now possible through MP4 Mux.

#9816 Post by RESET_9999 » Mon Apr 01, 2024 5:23 pm

Donpoku wrote: Mon Apr 01, 2024 3:57 pm
Btw what are the steps and installs I need to do to use your scripts? Thanks I'm on Windows.

Sent from my SM-F946B using Tapatalk
If you just want to make DT-DL MP4, the installation is very easy... Create a folder without space or special characters and put it on a non-OS drive preferably.
Download the tools pack and MP4 bat file and put them in the folder you just created. Run the bat file, select 4-3, drag and drop input and that's it
Sorry for my English.
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Mrmorrison
Posts: 33
Joined: Thu Oct 20, 2022 2:13 pm

Re: Dolby Vision now possible through MP4 Mux.

#9817 Post by Mrmorrison » Mon Apr 01, 2024 5:55 pm

Good evening everyone.
I'm going crazy trying to limit the brightness of the subtitles, as my x800m2 can't handle them well. (Any video app on my TV doesn't have this problem)

I'm trying to use the script but I'm getting this error.

What I did:
- Source file: mkv
- Mux in ts with tsmuxer which turns srt into pgs
- Demux the pgs file (either with tsmuxer or with subtilteEdit)
- DoviScript 8-7

Can someone help me?


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Donpoku
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Re: Dolby Vision now possible through MP4 Mux.

#9818 Post by Donpoku » Mon Apr 01, 2024 6:06 pm

RESET_9999 wrote:
Donpoku wrote: Mon Apr 01, 2024 3:57 pm
Btw what are the steps and installs I need to do to use your scripts? Thanks I'm on Windows.

Sent from my SM-F946B using Tapatalk
If you just want to make DT-DL MP4, the installation is very easy... Create a folder without space or special characters and put it on a non-OS drive preferably.
Download the tools pack and MP4 bat file and put them in the folder you just created. Run the bat file, select 4-3, drag and drop input and that's it
Thanks Image

Sent from my SM-F946B using Tapatalk


RESET_9999
Posts: 2421
Joined: Mon Aug 05, 2019 7:12 pm

Re: Dolby Vision now possible through MP4 Mux.

#9819 Post by RESET_9999 » Mon Apr 01, 2024 6:10 pm

Mrmorrison wrote: Mon Apr 01, 2024 5:55 pm Good evening everyone.
I'm going crazy trying to limit the brightness of the subtitles, as my x800m2 can't handle them well. (Any video app on my TV doesn't have this problem)
try to put the sup file in a folder and input that folder...
Sorry for my English.
G5 / AM6B+ / Denon 7.2.4
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Mrmorrison
Posts: 33
Joined: Thu Oct 20, 2022 2:13 pm

Re: Dolby Vision now possible through MP4 Mux.

#9820 Post by Mrmorrison » Mon Apr 01, 2024 6:12 pm

RESET_9999 wrote: Mon Apr 01, 2024 6:10 pm
try to put the sup file in a folder and input that folder...
It worked! You are the best!

Donpoku
Posts: 66
Joined: Wed Jul 03, 2019 3:43 pm

Re: Dolby Vision now possible through MP4 Mux.

#9821 Post by Donpoku » Mon Apr 01, 2024 8:16 pm

Donpoku wrote:
RESET_9999 wrote:
Donpoku wrote: Mon Apr 01, 2024 3:57 pm
Btw what are the steps and installs I need to do to use your scripts? Thanks I'm on Windows.

Sent from my SM-F946B using Tapatalk
If you just want to make DT-DL MP4, the installation is very easy... Create a folder without space or special characters and put it on a non-OS drive preferably.
Download the tools pack and MP4 bat file and put them in the folder you just created. Run the bat file, select 4-3, drag and drop input and that's it
Thanks Image

Sent from my SM-F946B using Tapatalk
Hi it took 3.3hrs for 69gb mkv remux, is that right?

Sent from my SM-F946B using Tapatalk


RESET_9999
Posts: 2421
Joined: Mon Aug 05, 2019 7:12 pm

Re: Dolby Vision now possible through MP4 Mux.

#9822 Post by RESET_9999 » Mon Apr 01, 2024 8:37 pm

Yeah, the speed depends on your HDD/SSD. Regular HDD can be very slow.

I use two NVME pci-e gen4 drives and it takes less than 15 minutes.
Sorry for my English.
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DylanValenti
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Re: Dolby Vision now possible through MP4 Mux.

#9823 Post by DylanValenti » Mon Apr 01, 2024 11:43 pm

How is the 1080p to 4K upcaling on the Ugoos? Seems that the only reason I would keep my ub9000 would be to play 1080p Blu-rays with panasonic's upscaling, but if the ugoos is comparable, I think I'll ditch my player.

RESET_9999
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Re: Dolby Vision now possible through MP4 Mux.

#9824 Post by RESET_9999 » Tue Apr 02, 2024 1:55 am

DylanValenti wrote: Mon Apr 01, 2024 11:43 pm How is the 1080p to 4K upcaling on the Ugoos? Seems that the only reason I would keep my ub9000 would be to play 1080p Blu-rays with panasonic's upscaling, but if the ugoos is comparable, I think I'll ditch my player.
I don't know. I think dmdreview tested upscaling but I'm not sure.. Ask him: https://www.avsforum.com/threads/pictur ... t-63232842
Sorry for my English.
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Kaan_
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Re: Dolby Vision now possible through MP4 Mux.

#9825 Post by Kaan_ » Tue Apr 02, 2024 9:03 am

DylanValenti wrote: Mon Apr 01, 2024 11:43 pm How is the 1080p to 4K upcaling on the Ugoos? Seems that the only reason I would keep my ub9000 would be to play 1080p Blu-rays with panasonic's upscaling, but if the ugoos is comparable, I think I'll ditch my player.
By default Coreelec plays 1080p files in 1080p resolution, so the upscaling is handled by the tv.

I think it only does bilinear upscaling otherwise, but I haven't checked.