All Questions
Tagged with color-correction color-spaces
13
questions
1
vote
1
answer
122
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Why are these color look up tables (Hald CLUT) 1600 x 1600 pixels instead of 4096 x 4096 pixels?
I imagine that exhaustive color look up tables need to be 256 x 256 x 256 = 4096 x 4096 pixels.
Is that correct?
If so, how are these color look up tables (Hald CLUT) only 1600 x 1600 pixels?
3
votes
1
answer
729
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Confused with my monitor Picture Modes
I've recently bought my first "Designer Monitor", Benq PD2500Q (yeah I know it's probably still shit for professionals, but for me it's the first 'better' monitor). I'm very impressed by it ...
1
vote
3
answers
96
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Image Color Scheme getting faded when opening with MSPaint
I have the following image (have put a screen-grab of the image as its size is more than 2 MB - the original can be downloaded from https://drive.google.com/file/d/1rC2QQBzMhZ8AG5Lp5PyrpkOxwlyP9QaE/...
9
votes
2
answers
688
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Why color-wheel websites (Adobe...) claim these colors are complementary
I just learn about the different color harmony styles models, and I was playing with Adobe color wheel website using the complementary style, but I'm realizing that the proposed colors are not really ...
1
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2
answers
2k
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sRGB mode a necessary for monitors?
I was wondering. If there's no dedicated sRGB mode on a monitor, can you still calibrate it to an sRGB color gamut for photo and video color grading? I am referring to the Cooler Master GM34CW with 95%...
2
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3
answers
219
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Color regrading/correction/calibration between photos for scientific color analysis using in-image palette
This question is not quite in the same vein as artistic photography but I feel that this StackExchange is best suited to answering the question. Closest questions I could find for further reading ...
5
votes
1
answer
241
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How can I get both monitors to look the same?
I have used Acer V247Ybip for about a year and decided to buy Acer V247bi to use for second monitor, which is basically the ...
1
vote
2
answers
328
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Why does the imported JPEG from my Canon Powershot G9X Mark II on PC screen differ quite significantly from the camera display? [duplicate]
Consider the attached sample images. I took them circa 4:50 AM and 3:50 AM, respectively. On the Live View display of the Powershot G9X Mark II, they were full of light.
The pictures were taken as ...
1
vote
1
answer
632
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How to create abstract color profile to encode specific color transformation?
I have a set of images (48-bit TIFF) that are encoded in ProPhoto RGB.
I have a set of alternative input color profiles (related to ProPhoto RGB, but slightly different) that I can assign to the ...
2
votes
2
answers
3k
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What should I do with negative values when computing sRGB colors from spectra?
This question is from the computational side of things. Maybe some of you computational photography folks can help me out.
If I have a normalized CIE XYZ tristimulus vector like this one:
...
3
votes
2
answers
270
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How to avoid glare problems with insert-your-photo portfolio books?
Right now I am using the Itoya Art Profolio Expo 8.5X11 ("XP-12-8") and have my prints (Kodak Endura Lustre) and tear sheets sitting loose inside. The good thing is that the tear sheets are safe (I ...
5
votes
1
answer
4k
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Human perception in color mixing
Look at this image:
50% of its pixels are blue (0, 0, 255), 50% of its pixels are yellow (255, 255, 0).
When I look at my computer display from a distance where I cannot distinguish the ...
4
votes
4
answers
339
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How to calibrate colors from photos for classification purpose (ICC profile)?
For a scientific study, I have to classify pictures of crop canopy in two classes: vegetation / soil.
These picture are taken at several places, different times and date. The idea is to use the same ...