Questions tagged [hdr]
HDR (High Dynamic Range) are methods used in photography, computer graphics or image processing in general, to extend the dynamic range (the stretch between the value darker and clearer image).
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Why does an HDR-10 file uploaded to YouTube keeps being changed to bt709? [closed]
Thanks to suggestions from a previous question, I was able to create my own "tone-mapper" in FCPX - add a color correction and set everything to zero, then add a Hue/Saturation and set the ...
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Why are HDR files not recognized as HLG or PQ after upload to YouTube? [closed]
I have two files that I have made in HLG and PQ format, which after uploading to YouTube, are not recognized as HDR files any longer.
When I open the files in MediaInfo, they both read as HDR ...
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How to enable HDR support in Windows 11 when specs are sufficient?
On a new laptop computer, Windows 11 is reporting, in its Display capabilities section of Settings > System > Display > HDR:
Display capabilities
HDR video streaming Supported
Use ...
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Script for enabling HDR on a single monitor
I have two monitors that have HDR capability but one of them is pretty bad so I prefer to enable it for only one of them. However, when I go to Display Settings and enable HDR, both get turned on. ...
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HDR to SDR Full Convertion
How do I fully convert HDR videos/movies to SDR? Meaning, the output SDR will have all the colors from the HDR input? Is that even possible?
Will this do the trick?
ffmpeg -i INPUT -vf zscale=transfer=...
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FFMpeg "vp9_cuvid" doesn't save HDR10 from VP9 4k input video in output HEVC video
I try to encode this 4k VP9 HDR10 vídeo: https://www.youtube.com/watch?v=kgppJX0G--E using this command line:
ffmpeg \
-vsync 0 \
-hwaccel cuda \
-hwaccel_output_format cuda \
-c:v vp9_cuvid \
...
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HDR Metadata Tag for MacOS TV App / Apple TV
When importing Media in the MacOS TV App there have to be certain Tags in the Metadata of the Mp4/M4v file so that TV registers it as 4K. I want to have imported Movies with HDR10, HDR10+ or Dolby ...
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Batch Enable "Hide HDR Notifications on this device"
I am trying to programmatically hide hdr notifications that recently got added to the xbox game bar in the last year or two. I tried enabling and disabling it through the ui and looking under these ...
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How to output 4K60 HDR to a capable TV?
I have 2 TVs that have HDR capability, both display HDR videos with the built-in Youtube app perfectly.
I also have a 2.1 HDMI cable which in theory can transfer 8K or 4K120 without problem, but when ...
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Blank screen when turning on HDR in Windows
When I turn on HDR in Windows control panel, the screen immediately becomes black and it still doesn't show anything after a few minutes. When I run games that support HDR, everything works fine. And ...
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HDR to SDR conversion with ffmpeg
I have some 4K HDR video, which looks very dark (and redish) if directly played on a non-HDR device (in practice with VLC), which is a known issue. I'm trying to convert it to SDR using ffmpeg, and ...
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Is there a way to set HDR mode by command?
We have a few games on our computer that don't play well with HDR mode. I was hoping to find some kind of Powershell script or even a small CLI application I could run to turn HDR mode on or off. Then ...
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How to play HDR with windows 11 on my Laptop?
I have a laptop, MSI 63M 7REX. I am not able to use HDR capabilities in Windows 11 OS.
I have MSI laptop, model 62M 7REX. It has Nvidia GTX 1050ti. It has a minidisplay port (I don't know which ...
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How to get maximum brightness from an HDR10 monitor?
Suppose an HDR10 monitor can have a maximum brightness of 1000 nits. How can this maximum brightness be activated and observed in images? Do white colors in all 8-bit PNG images ( pixels with RGB(255,...
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HDR issue on multimonitor setup
I'm on a desktop computer running Win10 Pro 22H2
I have two 4K monitors: LG C2 (main, supports HDR) and Dell P4317Q (doesn't support HDR)
The LG monitor is connected via DisplayPort 1.4-HDMI 2.1 cable
...
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Always have HDR ON in Windows 11 with OLED display?
My question is mainly about using OLED DisplayHDR True Black TVs/displays with Windows 11.
I'm wondering if always having HDR ON is a bad idea, say, if the colors of SDR content will become inaccurate?...
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HDR say unsupported for two HDR monitors
I have AOC AG273QX and Benq EX2780Q both support HDR and Windows 11 HDR was working fine recently I found both reported in windows as HDR not supported how I know the reason for that ?
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Windows 11 displays a pop-up telling me I can turn on HDR - but then tells me that it's not supported
Every time I plug my Dell XPS 13 (9360) laptop into my Dell U2720Q monitor, I get the following popup on Windows 11:
HDR-ready display detected
Good news-you can turn on HDR in display
When I click ...
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Can only enable HDR when using one monitor, despite both monitors being identical
I finally bit the bullet and upgraded from Windows 10 to Windows 11 Version 21H2 (OS build 22000.1042) just so I could have functioning HDR on my system, but it seems like that isn't going to happen ...
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Can I force non-HDR content to display as HDR on a HDR-capable display?
Let's say I have a display which is HDR-capable with a max brightness of 1000 nits in HDR mode, and a max brightness of only 400 nits in SDR mode. I have the display connected to a HDR-capable Windows ...
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How can I turn on the HDR Windows setting on an unsupported display by force?
I should test a program that does different things depending on the Windows HDR setting is on or off. Altough I've a display doesn't support HDR, I read here I can turn on the HDR by force, but I don'...
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Windows HDR and screenshots
When I take screenshots with HDR enabled in Windows 11 21H2, they are washed out.
This is whether I take them with PRNTSCRN or I use the Snipping Tool.
Is there a solution to this problem other then ...
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Cant have HDR monitor and SDR monitor on at same time
I Recently bought a HDR capable monitor (electriQ 28" 4K UHD EIQ-284KMB-HDR). I had some difficulty with hdr, but in the end, downloaded VP9 Video Extension to get HDR to work. Since then, when i ...
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Random green flickering pixels using Windows 10 HDR settings
I'm trying to enable HDR on Windows 10 on my LG C1 OLED TV, but getting some weird random green flickering pixels. Both my PC and PS4 connects to a 8K HDMI switcher, which in turns connects to the TV ...
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When opening HDR images with Gimp, why does Levels show no light and dark values?
I have some .HIF files taken using a Canon EOS R6 in HDR PQ mode. They are HEIC-encoded, HEIF-formatted files using the "heix" brand.
When I open them in Gimp 2.10.24, I am asked whether to ...
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Does a 10-bit color display necessarily support HDR?
Does a 10-bit panel bit depth mean that my display can output HDR?
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Stuck on 6-bit color when in 60hz windows 10, Spectre x360 14,
I'm using a spectre x360 14 with a 38" monitor lg-38WK95C-W which is supposed to have a color depth of 10bit.
When I connect my laptop with USB-C to the monitor, the default setting appears to be ...
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How to strip HDR metadata from mkv video, without re-encoding?
I have a video file in a mkv container. This video file is 4K/BT2020/SDR but with an extra HDR layer that is useless because the video is SDR: the "correct" colors are already baked-in. The ...
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Mac Color options for HP U28 4K HDR
I was wondering what color options I should pick for this monitor. Because this monitor has specific color requirements and it's one of its selling points so I don't want to miss out.
Here are all the ...
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Is there a way to automatically/programatically set the HDR brightness in Windows 10 through Task Scheduler or something similar?
I'm asking this question in order to automate a workaround for a bug in Windows HDR implementation, where the HDR brightness setting will change to its minimum value when switching users in Windows. (...
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How to convert Dolby Vision HDR to HDR10+?
I'd like to convert a file recorded from an iPhone 12 to a royalty-free version (for upload to Wikimedia, Flickr, etc). So the transfer involves:
Source (iPhone proprietary-encumbered)
Destination (...
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HDR color scheme in Windows 10 desktop
I bought an HDR10 supporting IPS monitor (LG 27GL83A-B) recently. So, I basically just connected it to my PC, then went to Windows 10 display settings and turned the HDR option on. It made a lot of ...
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HDR format in Windows 10
When HDR is enabled, Windows 10 advanced display setting shows it is 12 bit HDR, but the TV shows the source is HDR10. It is strange that Windows output HDR12 when the TV only display HDR10.
Does ...
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What is causing this HDR artifacting and how can I eliminate it?
When I turn HDR on in Windows 10 there's some strange artifacting and I'd like to understand what's responsible for it.
Here's a sample smartphone image taken of the Edge browser maximize window icon ...
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Mouse Cursor Larger when HDR mode is off, Windows 10
Have an odd one here.
I got a 4k TV and used it as a monitor. A Hisense H9G. My secondary monitor is an Asus monitor. Card is a Nividia 1080. All running on windows 10.
Because i don't expect my now 2-...
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HDR 4K metadate delete in nvidia gpu trascoding
I'm trying to code with my nvidia faster and I have achieved it directly with ffmpeg, since handbrake only uses the cpy even if I select gpu.
I have used this line of code and it works perfect for 4K ...
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What do different HDR monitor support capabilities mean in Windows?
In Windows HD Color Settings I can see three types of HDR support:
From hardware point of view, such distinction is quite strange, because it doesn't matter for monitor what type of content to ...
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FFMPEG 4k HDR to 1080p SDR Hardware Tonemap Conversion ( OpenCL)
Having trawled the internet I have finally successfully compiled FFMPEG with OpenCL enabled and this has allowed me to attempt HDR -> SDR Conversion using my NVIDIA P400 ( Stream Limit Patch Applied).
...
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Should files with the "hdr" file extension end with newline characters?
I'm writing a script that enforces file formatting. One of the things it does is ensures that all text files end with newline characters.
One area which I'm unsure of is with .hdr files. These are ...
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Windows 10 with nvidia gtx 710
Hi I have skyworth 4k TV bt I can't enable hdr on windows 10, I'm using nvidia 710 graphics card with 2gb.when I play movies with powerdvd19 it does say my TV support hdr so I must turn it on. What ...
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Is a Dolby Vision TV compatible with HDR10 content?
I apologize if this isn't the correct forum to ask, I couldn't find the right place (please redirect me if necessary).
My father recently bought a Toshiba 43" 4K UHD HDR LED Fire Smart TV model on ...
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Can I enable HDR on an unsupported display by force?
I'm currently using the latest available Windows 10 version (x64).
I have a Gigabyte GTX 750 Ti Windforce 2GB planted in my rig.
So basically what I am attempting to find on the internet, Can I ...
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Why does ffmpeg's "tonemap" tone mapping filter give me different colors depending on the output format?
I have a source video that is a UHD HDR MKV file using the HEVC codec. Specifically, the input video stream as reported by ffprobe is:
hevc (Main 10), yuv420p10le(tv, bt2020nc/bt2020/smpte2084), ...
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How to enable HDR in windows with a multi screen set up
I have 3 monitors, 1 HDR capable and 2 not.
If I enable HDR in the windows options, it works fine on the HDR capable one, but the other two are waaaaay over bright, faded and difficult to read.
Is ...
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Tiny hiccups during youtube 4k hdr playback?
My setup is a Ryzen 2700x with an Nvidia 1070ti.
I have sufficient bandwidth (200Mbps) and the video loads really fast. When I start playing the video everything seemingly runs Every five seconds ...
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Does DisplayPort 1.2 support HDR?
According to Wikipedia:
Support for HDR video was introduced in DisplayPort 1.4. It implements the CTA 861.3 standard for transport of static HDR metadata in EDID.
However the specifications of ...
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Convert YouTube HDR (vp9.2) video to HEVC HDR with ffmpeg
My question is simple: how do I convert HDR vp9.2 videos downloaded from YouTube into HEVC (better if 10 bits) HDR videos?
Yesterday I tried this command, which is the only one I could find in Google:...
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What is wide color and how does it differ from HDR?
I have been trying to learn about the concepts of wide color and high dynamic range and have practically drowned in a sea of marketing speak. I have limited understanding of how color works on ...
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How can you play a HDR video on Windows?
I'm wondering: Do I need a certain player? Just playing a HDR video in MPC-HC on the attached TV doesn't work.
The video (HEVC MP4 with 10bit color/channel) isn't recognised as HDR, even in D3D ...
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How do I save an HDR file for the web?
I made an HDR picture by combining three images in Photomatrix, but I don't know how to use the resulting .hdr file. Moreover, when I open it in phtoshop, it only displays the first image of the three,...
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