Questions tagged [color-correction]
The process of making an image appear natural to the eye, either by changing the lighting or by changing the white balance or tint of an image after the fact.
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Adjusting white balance in GIMP using grey card and white card
I am photographing my artwork (paintings primarily) in order to create giclee prints. I'm doing this in a light tight studio with some LED daylight lights, and also including a grey card and a white ...
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How can I correct for GND color cast between filtered and unfiltered areas, in post?
From How to Correct GND Filter Effects in Photoshop for Consistent Exposure and Color? in the /r/photography subreddit:
I have captured an image using a GND filter, which has resulted in noticeable ...
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Can I easily and automatically fix contrast and color on a 35mm scan that contains sprocket holes?
I often prefer to scan film including the sprocket holes, especially when the image bleeds over the perforations a little bit, as in this example:
The raw results from the scanner are usually very ...
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Selecting lens filters based on ICC or DCP profiles
I have a shoebox full of very old 120 film and I'm experimenting around with it.
I want to try to compensate the color shift with lens filters and see what the result is.
I have made a few shots of a ...
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How do I reduce color bending on hair when changing clothing color beneath via Hue?
I'm using Hue/Saturation to change the color of the clothes but whenever I encounter long hair on clothes I get into trouble with the color bending on the edges of the hair. Its a mix of purple and ...
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Can physical color filter and light pollution filters on DLSRs achieve anything that can't be done in post (like with Photoshop)?
The color filter was said to be not quite useful in the digital photography. A light pollution filter, i.e. a broad band filter, was proven to be useful in photography in reducing the light pollution ...
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Lightroom LUT profiles based correct (best quality) workflow?
LUTs are a great tool as a base for colour grading, and I often use them. But since I also got into movie editing a bit, one thing worries me in the Lightroom imposed order of operations. (Fixed order ...
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Tips to correct photograph which was taken by an iPhone 11 with light sensor issues
I took a photograph with an iPhone 11 which has a light sensor issue. Due to that, the photograph is purple-ish and has a strange line in the top. Part of the photograph (the sky) depicting the ...
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Is there a software which can compare printer color profiles (not only gamma but color mapping)
I have a Canon Pro 10s Photo Printer and recently printed some photos on the Canon Plus Semi-gloss (SG-201) paper using the printer profiles included with the driver (my screen is calibrated using a ...
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How should I remove a patch of colour-cast?
The photo below has a distinct patch of purplish colour, in the area within the yellow oval. It's a shame because I like the picture. I think it must have been caused by low morning sunlight catching ...
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Can ImageMagick do channel difference and swap?
In emulating Kodak Infrared Ektachrome (EIR) film (a.k.a. Aerochrome) with images from a full-spectrum-modified digital camera, I want to subtract the blue channel from the red and green channel, then ...
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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?
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Choosing a filter to use with daylight film under artificial light (80A vs 80B etc)
I am using a film SLR camera (Nikon N6006), and the film that I have right now is daylight film (Kodak UltraMax).
If I understand correctly, using a blue filter will mitigate the color issues that ...
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Coloring Eyebrows in Lightroom CC without Photoshop
I use Lightroom CC (not classic), and my model has requested to change the color of her eyebrows to match her hair colors.
No problem, I thought, I could just mask out the blacks in her eyebrows using ...
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How do I ensure that the colours printed more closely align with Relative Intent in Lightroom?
I am in the process of preparing photos for a photobook to be printed with a volume commercial printer (zno.com). I have calibrated my screen, and have received ICC profiles for my printer, and am ...
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