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).
Questions tagged [hdr]
53 questions
12
votes
4 answers
Combine Multiple Audio Files into a single higher-quality audio File
BACKGROUND
My team gave a demo to a large audience - we recorded the audio of the demo in multiple locations in the room (3)
the audio was recorded using cheap laptop microphones
I was not involved in the recording of the audio or the demo
Both…
namenlos
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9
votes
4 answers
Linux software for creating HDR images?
Is there any good sofware available for linux for creating HDR images?
chris
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7
votes
3 answers
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 these two LG 4K HDR monitors state that they support…
A.Jesin
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7
votes
0 answers
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 fullscreen mode, so it looks wrong. The file works, if…
DanMan
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6
votes
1 answer
Is there such a thing as a video card capable of Deep Color?
I know there are video cards that display True Color (24 bit color), but are there any video cards that display Deep Color (30, 36 and 48 bit color)?
Further-more are there any display devices that can handle Deep Color?
user4571
4
votes
6 answers
Windows software for creating HDR images?
What is the best software (free/paid) available for creating HDR images?
softwarematter
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4
votes
2 answers
Extract InstallSHIELD's CAB files when there is no HDR files?
layout.bin
setup.lid
_sys1.cab
_user1.cab
DATA.TAG
data1.cab
SETUP.INI
setup.ins
_INST32I.EX_
SETUP.EXE
_ISDEL.EXE
_SETUP.DLL
lang.dat
os.dat
I want to extract an InstallSHIELD's 5 install package and above is the list of files in "data1" folder.…
Teiv
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4
votes
1 answer
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 temporarily disabling HDR?
Thanks.
Patrick
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4
votes
2 answers
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 (royalty-free)
4k 60fps (UHD, not DCI)
4k…
MyPreciousss
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4
votes
2 answers
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 enable HDR on an unsupported display?
I tried searching…
Maarten
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3
votes
2 answers
Chromatic Aberrations in HDR images
Does anybody know how to fix this chromatic aberrations (magenta coloured lines around the leafs) in Photoshop CS 5? The image is a tone mapped HDR image generated from 3 images. Lens correction was done before the HDR image was generated.
Ronny
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3
votes
3 answers
Is there such a thing as an "HDR monitor"?
I was wondering if there was a monitor that took HDR pictures as input and directly displayed them without mapping them back into LDR space. Is there one?
RCIX
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3
votes
1 answer
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).
This has been in no small part due to the…
Alex
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3
votes
1 answer
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), 3840x2160
[SAR 1:1 DAR 16:9], 23.98 fps, 23.98 tbr,…
David
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3
votes
2 answers
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:
ffmpeg -i ../4K-HDR\ Videos/The\ World\ in\…
Michele Dall'Agata
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