Photography

Questions tagged [post-processing]

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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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153 views

Can one add padding to a photo programatically?

I use a tool to generate hundreds of photos and in the end I want to add some padding to the photo, but not manually because this will take a lot of time for more than 10000 photos. So for instance if ...
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318 views

Outdoor lighting: is this natural light or a graphic effect?

I'd love to be able to reproduce this kind of dreamy, soft outdoor light that almost looks like mist: Photo by Sonia Aloisi (source). How much would you say this is natural light? I'd say the bokeh ...
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why my image (exported as sRGB, 8bit) looks color washed and pixeled after instagram upload

I uploaded this images on Instagram using color space sRGB, 8 bit (as recommended) . Size: long edge: 2160 px. The original images wasn't this color pixaleted (notice faint magenta bar running from ...
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What is the difference between raw and jpeg images? [duplicate]

I am a beginner at photography and I can’t really understand what a raw image is and how it is different from jpeg? How is an image manipulated before processing?
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Free software for minimal post-processing requirements [closed]

I wanted to ask for a recommendation for a free post-processing software. As I am primarily a jpeg shooter - who keeps the raw files "just in case" - my requirements are quite minimal: ...
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Can I post process this out of focus image?

There was a small snake hiding in the grass. I pointed my camera, but I zoomed to much. When I pressed the button to adjust the focus the autofocus complained because it was out of range. I tried ...
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153 views

Is it possible to eliminate Moiré patterns from photos of screens?

I am very well aware of Moiré patterns and why they happen when taking photos of computer/phone screens. However on the website of some software projects there is a photo of someone using the product ...
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1answer
307 views

How to process 360 photos without creating seam?

I shoot 360 photos with a 360 camera that takes the entire scene with two wide-angle lenses that are stitched together to obtain 360 panoramas. I use Rawtherapee for post-processing and colour ...
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4answers
5k views

How to check if a photo is edited (even basic edits like exposure and white balance)?

A competition I want to participate in demands that they want unedited photos. The submission should not even have basic edits like brightness, saturation, white balance etc They claim they'll check ...
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299 views

Post-process custom WB for full-spectrum photo?

Quite a noobie question. I did a conversion of Fujifilm s1000fd to a full spectrum camera and started to take pictures with a 590nm filter. When I set a custom white balance on the camera, discovered ...
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897 views

Hardware / post for crisp sunrise

I have been trying to take photos of the sunrise. In my arsenal I have ND8-ND100 filters and each time I tried a different iteration. My thinking was that with an ND filter I would be able to get well ...
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Could someone help me identify what this piece of film might be used for

I worked at NASA for a number of years. This item was thrown away when NASA closed a photolab facility in the late 80's. I believe it's a piece of film showing the iconic "Blue Marble" ...
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color correcting scans

I got an Epson ff-680w but can't find any way to color correct the scans using a calibrated profile. My understanding is that this is the main thing to look out for when trying to scan in archive ...
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552 views

Is there a known practice of post-processing to make a finished photo while viewing a subject?

Photographers often aim to create a work that accurately depicts a subject, and/or is informed or inspired by the experience they had looking at it. A significant part of the work of making a photo is ...
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352 views

How to perfectly overlap two photos?

I have some old postcards of a street and I would like to make the same photo nowadays. Of course, I will shot from the same place I thought the photo was shot, but I will use a different camera and ...
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87 views

How to remove this noise (color patches)?

I'm having images with a visible color noise taking form of color blocks: One can reveal the patches with modular multiplication (x -> x*d%255, x a 8 bits RGB value of a pixel, d some value, eg., ...
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1answer
90 views

How do you compose the price for the end product if it needs more then usual amount of retouching?

If you shoot a session, where the end product will have much exposed skin (face/body), how do you compose the price for the end product? Do you have fixed prices? Or do you calculate retouching ...
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1answer
168 views

How to remove satellite streaks from photos?

I found myself struggling a bit removing satellite streaks from my astrophotography. The best option that I found is to use the Healing brush tool in Photoshop, but this has the danger of removing ...
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1answer
242 views

How do I recreate this photo filter/edit similar to Instagram's Walden filter in Photoshop?

I'm trying to recreate on old filter in Photoshop that used to be available on an app called Facebook Camera but the app hasn't been updated in years and no longer runs on iPhone. Original: Edited: ...
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3answers
128 views

Why does stacking reduce star color?

I attempted to photograph the Big Dipper last summer. While I am very happy with the overall result, I recently found that the color of the stars has been greatly reduced during stacking. The ...
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481 views

How to digitally remove reflections on vertical glass fronts?

As you can see, the reflections impair the visibility of the objects behind the glass quite a lot. This image is fairly old (2009), so that I can't revisit the site for a better shot. Software: ...
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3answers
336 views

Are award winning landscape images edited?

I am on Flickr and 500px and also exploring award winning photographer's shots. They are beautiful, but I always wonder how much they edit their images? Can an image straight out from camera win an ...
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210 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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1k 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
228 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
355 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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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
132 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
1k 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
233 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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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
854 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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88 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
209 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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230 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
88 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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4answers
9k 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
180 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
116 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
550 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
119 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
508 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
98 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 ...
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1answer
215 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
140 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
100 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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2answers
3k 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 ...

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