Questions tagged [levels]

This tag is used for exposure levels and the "levels" tool in photo processing software. Don't use it for the horizon-alignment device.

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Brightness in viewing photos in Lightroom

When I edit (develop) a photo in Lightroom, the displayed image in Lightroom is brighter than the "real" photo. I deduce it in two ways: Inspecting the histogram, I see it is centered on ...
Triceratops's user avatar
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1 answer
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What is this effect called? And what happens with the colors at that moment?

Right now i saw a video where the color on the legs have this single color level effect. Does anyone know how i can replicate such an effect and what is happening in this picture exactly?
dontoronto's user avatar
5 votes
2 answers
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Image Magick - altering colour levels automatically

I've been tasked with finding a way to automatically crop and colour adjust product images. The images are on a white-ish background with somewhat inconsistent lighting. Manually, we'd use photoshop ...
bunnielovekins's user avatar
2 votes
1 answer
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How can I apply auto-levels to a series of photographs, with each photo considered separately?

I'm working on a set of photos that I want to enhance automatically. I used an action that I created by my self using the levels option of PS. Yet every single photo has its own histogram so when I ...
zakaria mouqcit's user avatar
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1 answer
249 views

Autopano Giga: Leveling of an overexposed panorama (cr2 raw files)

I'm trying to correct an overexposed panorama in Autopano Giga but I haven't yet found a way to really adjust the right settings. It seems, that the problem lies in the interpretation of the CR2 ...
Martin's user avatar
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3 votes
3 answers
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What's the best method to change colours in a photo to another specific color?

What is the best way to change the colours in a photo to a specific colour? Specifically, how can we change the colours using Curves or Levels Layer? Here are few examples for understanding: orange ...
vishnu's user avatar
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2 votes
3 answers
898 views

What are the exact pixel values (or ranges) for shadows/midtones/highlights in Lightroom?

In lightroom, different sliders impact different pixel intensities. I'm looking for the exact values (or approximate ranges) of the various levels: ...
user9199553's user avatar
10 votes
3 answers
1k views

What is the difference between levels, curves and contrast settings in post processing?

I have found and read a lot of tutorials that speak individually about curves, levels and contrast in post-processing but no luck so far about finding something that compares them. It is my ...
kazanaki's user avatar
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Levels adjustment layer in Photoshop: why are the main sections called "input levels" and "output levels"?

When we use the levels adjustment layer we can see in the settings two main sliders: the first, with a histrogram, is called "input levels" (even if is not written), the second is called "output ...
marco's user avatar
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3 votes
2 answers
2k views

How can you limit the output of black and whites in Lightroom?

There is a successful photographer I follow and people love the effect they add to their photos. I've been editing photos for a long time and I know the trick they're using. However, I can't reproduce ...
bafromca's user avatar
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15 votes
4 answers
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How are the levels and curves tools related?

I started to use levels and curves tools quite recently and now I mostly use the second one. Mostly this is due to the fact that I understand the underlied mathematics of curves better than levels. My ...
faleichik's user avatar
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2 answers
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Is Lightroom Auto Tone very dodgy?

I don't know if it is just my taste, or is lightroom's auto levels like rolling a dice? Sometimes is makes subtle adjustments that do improve the visibility of highs and lows, but 50% of the time is ...
Michael Nielsen's user avatar
7 votes
2 answers
177 views

How do objects in the dark come up when post processing?

I took one shot of oil lamps. Partial metering mode was used and I focused on the bright yellow light, as expected the image was captured with only the light and its immediate surroundings visible. ...
GoodSp33d's user avatar
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6 votes
5 answers
8k views

Can I batch process Nikon RAW (.nef) files to make them look like the camera's jpg compression?

I normally shoot my D80 in JPG mode, because I like the way the JPGs end up looking, and I have had a hard time manually processing the .nef files to look as nice to my eye. Sometimes the image ...
mac's user avatar
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3 votes
2 answers
1k views

What is the difference between an exposure slider and a levels slider?

One of the first things many postprocessing tutorials teach is to adjust the levels in a raster image editor, so the histogram uses the whole possible range. In my RAW editor (Darktable), there wasn't ...
rumtscho's user avatar
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28 votes
5 answers
2k views

Is there any noise difference between averaged and long exposure photos?

Let's suppose I'm on a tripod, photographing a perfectly still scene (also dark) and I take these photos: 5 photos at ISO 3200 and 1s exposure 1 photo at ISO 100 and 5s exposure There is a common ...
tomm89's user avatar
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13 votes
4 answers
344 views

Why do cameras often produce digital images that benefit from levels adjustment?

See: http://www.cambridgeincolour.com/tutorials/levels.htm In the examples on that page, the original image doesn't have any pure white or pure black in it, so contrast can be added by changing the ...
waterlooalex's user avatar
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9 votes
2 answers
367 views

Preserving texture in shadows with levels/curves

I have the following image, and I would like to preserve a little bit of texture in the shadows. As you can see (hopefully), the darkest parts of the image have gone to a solid black. There is some ...
Reid's user avatar
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