Questions tagged [post-processing]

Post-processing is the process (and art) of adjusting a previously-captured image to obtain a desired look. It encompasses everything from simple whole-image adjustments to detailed per-pixel touch-up work.

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3
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2answers
193 views

Grainy rings on photos after stacking StarryLandscapestacker

I am having an issue that I am hoping for help here. I take astro pictures using: Nikon D850 with a Sigma 14mm F1.8 Dg ART lens on a tripod. I usually take a 6-10 images of the the night sky and ...
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2answers
332 views

How can you stack Photos of a meteor shower?

I plan shooting the Perseids meteor shower this August. It is my first time photographing a meteor shower. This is the gear I will be using Nikon D5300 18-55 f/3.5-5.6 Kit lens A tripod (of course) ...
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3answers
168 views

How to reduce large, agressive color noise?

I tried to shoot an image of Comet C/2020 F3 last night. My settings were ISO 6400, f/5.6 and Shutter speed 2 seconds at 175mm on a MFT camera. As expected, there is a lot of noise, so I planned to ...
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1answer
65 views

Difference between DxO's Nik Collection 3 and DxO PhotoLab 3?

Can someone tell me the difference between DxO's Nik Collection 3 and DxO PhotoLab 3? They seem so similar but I can't find any comparison to help me decide. (If this is somehow the wrong sort of ...
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0answers
114 views

Why does darktable's shadows and highlights module invert this image?

I've recorded a screencast of the issue here. I have a test image that I made so I could see how various modules in Darktable effected the histogram: I import this image in darkable and switch on ...
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1answer
128 views

How do I shift a series of time lapsed photos (a week between each photo) to match hardpoints? [duplicate]

I have collected a series of photos approximately 1 week apart using a drone. Thus, the photos are slightly different. I want to transform each photo using a series of hard points so that those ...
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3answers
222 views

My photos are being save in pp3 format after saving them in raw therapee

when I edit my photo and save it in the application, it saves as a pp3 file and I can't seem to figure out how to change this. I have researched other apps to open the file, but I couldn't find a ...
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2answers
134 views

Changing the field-of-view of a photo in post

Photos in real-estate listings typically present a distorted reality in which rooms look longer than they are—see for example https://photographyforrealestate.net/2016/07/19/is-it-possible-to-get-by-...
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3answers
242 views

What is this style of photography called?

I am trying to learn a specific type of photography and am having a difficult time finding out the name for it. What I am most interested in, is a specific niche of high focus, minimalist, black ...
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1answer
200 views

How to apply identical color curves to many pictures in GIMP?

I have a few thousand images that I want to apply the exact same color curve adjustment to. Is there a way to do this in GIMP? I found this How can I get a uniform white balance on a batch of JPEG ...
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0answers
85 views

Photography gets check pattern during saving/flattening in PS

I was working on scan of this "a little" overexposed analogue photo (cleaning from dust, some colour adjustments and curves). After saving a picture, this check pattern appear. I tried different ...
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1answer
110 views

Calibrate exposure in RawTherapee using a grey scale

I just got a grey card which comes with a 11 levels grey scale : L 18.9 | Ev −2 | Ev −1.5 | Ev −1 | Ev −0.5 | L 50 Ev 0 | Ev +0.5 | Ev +1 | Ev +1.5 | Ev +2 | L 98.2 How do I take advantage of this ...
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2answers
158 views

Lens Magnification vs Pixel Magnification

Scenario: I take a picture with a camera that has a crop factor of 3.19. I use a 55 mm focal length equivalent for taking the photo. In the resulting image file header, it says a magnification of 0....
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2answers
78 views

Fear of underexposure despite proper exposure in editing program?

I'm constantly afraid that my images are underexposed for I'm playing a lot with light and shadow and like to shoot at night. Even though in my picture editing program the image seems well exposed ...
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3answers
4k views

CR3 Format in darktable

Since I can't afford Lightroom, I figured I would use darktable. As I wanted to import my RAW - files (in CR3) I realized that darktable doesn't support them. Is there a way I can still get my RAW - ...
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1answer
174 views

Watermarking processing proof

There are watermarking technologies in videos that are resistant to transcoding and image resizing. There are no visible artefact, it's rather for content protection and tracing. Is there anything ...
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2answers
111 views

What Is Main Cause of Posterisation

I made some post-processing and came to the point to see the gradient in the sky turns into zones separated by sharp borders, which I believe to be classic example of posterisation. Firstly I thought ...
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1answer
295 views

How to edit sunsets & sunrises to achieve a soft, peachy-pink color over the usual orange?

Can you please help me figure out how to achieve the soft, peachy-pink coloring on the sand and light in the images below? Usually, my sunsets/sunrises are much more orange and when I try to edit, I ...
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9answers
4k views

How much ISO noise is removable in post?

I was experimenting by taking photos of the moon using an 1000mm MTO-11ca lens and thought I should get even closer by adding a teleconverter (Kenko Pro 300 3x). The picture quality is not sharp at ...
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2answers
106 views

Do I lose information every time I add an adjustment layer to an 8bit image in Photoshop?

A friend told me that one of the disadvantages of working with 8bits images within Photoshop is that every time I add an adjustment layer I lose some data. Is that true? Is there a quantifiable ...
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2answers
221 views

what is the cause of halo around dark objects (non-HDR)

This problem occurs often with scenes that have trees with the sky behind. I tend to raise the shadows and reduce the higligts (in RAW) to get a more pleasing image, I believe this is a normal thing ...
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2answers
60 views

How to imitate the blur on subject outlines after removal of background using GIMP?

Using GIMP I masked out an unwanted person who was situated in the background of my image. This person was partially concealed by my subject. I used the path tool to trace the outlines of my subject ...
2
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1answer
198 views

How to use quartered circles to correct camera alignment?

I have seen several scales/scalebars for use in fieldwork/scientific photography that include quartered circles (similar to targets). If I understand correctly, those would be useful to correct images ...
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3answers
2k views

Solve unwanted white “waves” and “Pacman squares” in low-light picture - post using Google Photos

After op commented that my picture is super under-exposed, I tried post using Google Photos. But when I increased the exposure, I saw some unwanted white "waves" or rows in the photo. The edges of ...
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1answer
132 views

How to take shots like this [closed]

I want to know how to take shots like this on a motorcycle on a gopro hero 8. Is this effect done in post?
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1answer
128 views

facilitating long-duration time lapse application

I am doing a time lapse that requires about 36 hours, however my equipment limits me to a rather short-duration interval. The longest time lapse setting available is one photo every 60 seconds. The ...
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2answers
87 views

Emulate Shutter Duration on RAW Photos using Exposure Stacking

So I've been on this problem for about a year now and haven't been able to solve it. I gave up on it a while back, but now I'm researched up and ready to get an answer. I'm trying to fake a long ...
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0answers
1k views

How did Apple create the Catalina dynamic desktop background?

The new version of macOS, Catalina, includes a "dynamic" desktop background featuring photos of Catalina Island throughout various times in the day. Here's two of the eight different images: You ...
2
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1answer
56 views

Does compressing with chroma-subsampling multiple times degrade image quality?

Suppose I am creating a large image files out of smaller ones. The original images (jpeg) already have chroma-subsampling of 4:2:0. If one were to put them together and save again as a jpeg, would ...
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4answers
2k views

How can I work around lack of support for Canon's new CR3 Raw format in the software I use?

Canon's new Cr3 file format is not able to be processed in any of the top editing software. Lightroom Classic doesn't support it, nor DX0, or Luminar/Skylum. Lightroom CC subscription will but I don't ...
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2answers
105 views

How can I correct scanned negatives for vignetting caused by a low-end scanner?

I bought a cheap medion scanner which turned out to be a bad idea since the light in it is not evenly distributed and gives a kind of vignette How can I correct it in an open source program that runs ...
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3answers
300 views

seen on NYTimes - How to create this look for high-contrast sunshine images?

I really enjoy the quality of photos seen on the New York Times web page (although they often cover unpleasant topics). A challenge I already faced on my own is the extreme contrast of sunshine ...
3
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1answer
135 views

How would you remove power lines from a photo in the darkroom?

Ok so removing power lines in Photoshop is trivial. However I am interested in how the process might work with analog photography, in the darkroom. How would you remove power lines from a photo in ...
3
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1answer
61 views

Process raw image to match lower resolution jpeg

I have some photos where I have processed the image to my liking but unfortunately only saved a low resolution (for instagram) version. I now would like a higher resolution version for printing. I ...
5
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2answers
105 views

Is Sensor Noise Consistent Between Cameras of the Same Model?

The RAW photo editing program Darktable has a "Denoise - profiled" filter which reduces image noise by using a noise profiles for your camera model and ISO submitted by other users: The darktable ...
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2answers
188 views

How to achieve this light faded, desaturated look?

how can I achieve this look, as seen in photos by Simone Favilli? I love the soft light effect and colours of this image but I don't know how to achieve it in Post-processing. Any suggestions? Thanks ...
3
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1answer
88 views

Creating different focal depth images from Lytro IIlum

I am trying to use the Lytro Power Tools developer package to create images at different focal depths. I have a Lytro Illum light field camera which outputs the image as an LFR file. I have Lytro ...
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3answers
176 views

Perfect Full reflection from a small puddle possible?

Something like this image for example. Is this possible without any sort of editing? https://www.instagram.com/p/BcWg4HYgRn8/?taken-by=jadgghorayeb
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10answers
7k views

What's the biggest difference between these two photos of large animals?

The first photo (Gorilla) is one I took, whereas the second photo was taken by a more serious (not sure if professional) photographer. The second photo is clearly better but I'm not sure what the ...
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1answer
110 views

No sharpening in post process! How you can achieve that?

Some professionals do not sharpen their raw photos when they postprocess them and the result is still great! How is that possible? Quality of lenses? Different workaround? Thank you!
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14answers
4k views

What are ways to record who took the pictures if a camera is used by multiple people?

My wife and I both like to go out photographing. We usually have only one DSLR/MILC with us, so we take turns in taking pictures. (Rarely, if we have multiple cameras at hand, they usually have ...
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1answer
190 views

Why am I seeing banding with Photoshop but not Lightroom?

Until the most recent update it used to be the case, at least for me, that I would occasionally see banding in Lightroom's Library module, but not in Photoshop. With the most recent update, I now see ...
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2answers
127 views

What color photo filter should I use to offset a heavy magenta cast on my color slides after digitizing?

I am in the process of digitizing a large number of slides. All of them have a heavy magenta cast to them.I have been using photoshop to attempt correction but with limited success. The ones that I ...
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1answer
43 views

Why does an increase in Y' channel contrast result in apparent desaturation?

And is this the same phenomenon we see when colours appear less saturated during the middle of the day versus dawn and dusk (when luma contrast is reduced)?
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1answer
102 views

Post-processing goal: three different exposures?

I took a photo yesterday on Roan Mountain, on the AT. In the foreground is an overgrown meadow. Midground is a nearby mountain, dark in contrast with the sun setting just over it. In the background, ...
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1answer
181 views

How to get this color temperature [closed]

Regarding this picture, how is it possible to get such a white balance (13750), because when looking at the Exif metadata, this color temperature is so warm. How is it possible? This is a raw file and ...
2
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1answer
210 views

How to bring such details on face and dull cyan color grading like in this image?

I have sufficient experience in Photoshop and prefer it over Lightroom. I want to know the directions to achieve these specialties of the image below: Facial details in wrinkles and hair. Dull cyan-...
4
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4answers
249 views

Is knowing the Sun color temperature enough to get the right white balance?

Assuming the picture is taken at sea level, in direct sunlight (no shadow) under a cloudless sky, and knowing the latitude, day and hour, I can in principle determine the color temperature of sunlight ...
2
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1answer
73 views

How can I mimic the color saturation of Nikon's miniature-faking mode?

Nikon's on-camera "miniature faking" tweak appears to increase the saturation, increase the contrast, and perform some selective horizontal/vertical blurring (with a falloff region) for a tilt-shift ...
3
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1answer
443 views

How does one actually *use* a dark frame?

All of my images were shot RAW, but jpg versions are below for context. I'm brand new to this and have taken the three images according to info I found online. My first problem is that my picture of ...

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