Questions tagged [open-source]
Tag for questions relating to the use of free and open source software instead of closed commercial software.
42
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Open source licenses for sharing photographs (in the context of a research project)
Context
Just a little bit of context here; I'm involved in a small research project where we want to collect images from citizen using a mobile application. These photographs are technical outdoor ...
- 137
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2
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What's the best noise reduction method to use with RAW files in an open source image processor?
I have been fighting with the noise reduction of the following image in darktable:
I used this website:
https://tomassobekphotography.co.nz/articles/reducing-noise-in-Darktable.php
and tried all the ...
- 115
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4
answers
202
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Why don't camera manufacturers allow external software to run on their cameras? [closed]
When reading reviews of cameras there are often complaints about features that could be easily resolved with external software, such as zebra patterning, intervalometers, HDR modes, custom menus, etc. ...
- 2,946
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5
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Lightroom Alternative That Doesn't Use a Catalog
I am looking for lightweight Lightroom alternatives that have the following features.
It's fine (even preferable) if this set of features is satisfied by multiple programs working together rather than ...
- 1,396
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2
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White diffuse material for vignetting calibration - would sheets of paper work?
I have the Samyang 12mm wide-angle lense, which is listed as supported in lensfun for APS-C camera, but not my Olympus OM-D E-M10 Mark II.
According to this article, I need some kind of diffuse ...
- 812
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1
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Are there any 360/Sphere open source photo resources?
I'm working on a Sphere Image/Video Project, the problem is I do not have the money to pay for a 360° Camera and the Spheres generated on my phone with Google Street App usually have considerable ...
- 113
2
votes
1
answer
583
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How do I use my screen calibration profile in Lightroom under wine?
I have a .icc monitor profile from my colorhug, which I use with GIMP and geeqie. I have xiccd running which sets the X11 _ICC_PROFILE atom to point at my .icc file.
All the guides I've seen for ...
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2
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How can I get a uniform white balance on a batch of JPEG images?
I have shot many photos of the same subject in JPG. Since I have shot for many hours with different light conditions the white balance is quite different for all the shots.
I would like to ...
- 529
3
votes
1
answer
544
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How does one use the Open With External Editor feature of Shotwell?
Shotwell 0.20.2 > Edit > Preferences > External Editors
External photo editor: [GIMP Image Editor]
Clicked on images so that they have blue borders.
Photos > Open With External Editor
but the Open ...
- 161
8
votes
3
answers
179
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Where to announce or release 'opensource' photos
There are many questions on where to release photos for sale or copyright information. I have taken some photos that are not world class, but I think useful for some people. I have been working on a ...
- 459
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Why does enabling color management make my colors desaturated?
Here's a pair of screenshots of the same image, as displayed in Geeqie. On top is the version with color profiles disabled (on the View -> Color Management menu). On bottom is the default, with color ...
- 131
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1
answer
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Is there a free application which can apply adobe Lens Correction Profile (.lcp) files?
Seeking a free and preferably open-source, ubuntu-compatible application that can apply Adobe .lcp files to remove barrel distortion. Any recommendations?
- 113
3
votes
1
answer
25k
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How can I do something like Photoshop's warp tool with open source software? [closed]
Using Photoshop, I can edit an image by using tthe lasso tool and warp tool. I need a open source solution that will operate in similar way. I tried Gimp software, but there is no warp tool in that. ...
- 131
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3
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How does Darktable compare to Adobe Lightroom for editing JPEGs?
I mostly modify JPG images taken from my Nikon camera. How does Darktable compare to Adobe Lightroom for this purpose?
- 286
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5
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which brand ecosystem is more open for hacking?
I'm a seasoned photographer who used to have a nikon until recently and I am now thinking of buying a new camera and want to experiment more with it. The types of things I want to do is:
control the ...
- 237
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4
answers
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Good workflow to review and delete photos with Darktable?
I've just got a new camera, which I have already started taking a lot of photos with. Hard drive space isn't THAT cheap, and I would like to get a work-flow together to quickly go through images, ...
- 423
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5
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Are there any open-source 'skinnable' photography galleries?
I am looking for a ready made gallery system that I can install on a subdomain of my site to allow people who I photograph the ability to enter a user name and password and download / order copies of ...
- 2,601
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1
answer
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Lightroom 4.1 HDR (From other source than Photoshop)
I'm trying to use the new feature of lightroom 4.1 that allows us to edit 32bits floating point tif directly within Lightroom. The workflow seems easy enough when you have Photoshop but I do not.
I ...
- 153
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votes
2
answers
4k
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Modify exposure of a specific part of an image using rawtherapee or gimp (ufraw)
Is there a way to modify the exposure on a specific part of an image using rawtherapee, Gimp's ufraw, or any other free/open source tool?
- 1,309
15
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1
answer
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Has anyone tried the ColorHug?
Based on a previous question What cheap colour calibrators are available for Linux?
One of the answers was ColorHug (from http://www.hughski.com). This seems quite value for money. Has anyone tested ...
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5
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How to best filter away high ISO noise in Gimp?
So I took a picture at a high ISO value in poor light conditions. I can't retake it, the grain effect is bad, I'm aware this will never be a good photo, but I still want to make the best out of it. So,...
- 475
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2
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206
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Open standards in digital photography
I'm interested which digital camera models and brands are most open standard friendly. I'm more an open source fan than a photographer, so I can be picky about openness and tolerant with performance ...
- 121
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0
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298
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What EXIF analyzer tools give statistics and pretty graphs? [duplicate]
Possible Duplicate:
What tool can visualize metadata from many photos on a Mac?
What are the best EXIF analyzer tools to give you statistics and pretty graphs with information such as:
Lens
...
- 9,601
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5
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2k
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How safe is CHDK?
I've played with time-lapse photography using my father in law's Canon Rebel, using a USB cable, gphoto2 and an Ubuntu laptop. I want to create similar videos using my own A590 IS, but it cannot be ...
- 1,137
6
votes
3
answers
363
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Is there an open format to share image editing information?
I'm trying to find what would be the easiest way to share editing information across application while keeping the original image.
My needs are pretty basic: I do keywording, toning and white ...
- 69
18
votes
4
answers
25k
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What open source software for auto-alignment of photographs?
Do you know any open source tool to automatically align images, similar to the auto align feature in Photoshop?
- 571
27
votes
5
answers
19k
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Is there an equivalent to Adobe's "Vibrance" in Gimp?
See: What's the difference between saturation and vibrance in Lightroom?
In a nutshell, Adobe's Vibrance is a "smart" color adjustment that increases saturation selectively, leaving skin tones ...
- 142k
1
vote
3
answers
3k
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Are there any open source programs that can use RAW for stitching photos?
I want to stitch lots of photos together since getting my Sigma 10-20mm. I've got a couple of projects in my head I want to do as well. However, my experience using Hugin for stitching hasn't been ...
8
votes
3
answers
14k
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Best opensource/ free stacking software for mac for astrophotography
I am using snow leopard and mainly want it to automate the stacking as much as possible. I have seen that PixInSight looks pretty awesome, but that's not free, in-fact far from it, so I want something ...
- 1,237
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votes
4
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482
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Getting started with Pano software?
I'm interested in doing pano stitching digitally. There are several apps that look promising. I'm looking at learning Hugin (http://hugin.sourceforge.net/), but before I start investing the time in it,...
- 1,047
13
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17
answers
2k
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What are backup options for the lazy but paranoid dSLR user?
My main computer is a laptop, so disk space is at a premium. I have been taking RAW photos on and off for 18 months and I'm worried about disk space now. What options do I have for backing up my files?...
- 333
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1
answer
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What open source photo library/database system can I use to build my website? [closed]
I'm planning a web-based searchable photo database. Any suggestions for what software to use? I've seen stockbox. I want an opensource community content management system, with the potential to add ...
oyster
9
votes
2
answers
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How to create two layers in "Gimp" and merge them back into one?
How do you create two layers in "Gimp" and merge them?
For example, I would like to load an image, create two identical layers, edit each layer in different ways, then merge them into one final ...
- 249
31
votes
7
answers
10k
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Can anyone recommend a good open-source photo management platforms for power users?
Short version of the question:
Does anyone know of any good open-source photo management/editing suites, a la Aperture or Lightroom?
I'd want it to run on MacOS X, by the way, though options that ...
- 3,491
7
votes
4
answers
639
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Hidden features of CHDK
What are some of your favorite/most used lesser known features of the open source Canon firmware CHDK? Have any helpful scripts you used?
- 221
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1
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In ufraw, how to use the two curves?
I have a basic understanding of curves. That is, I know the mathematical concept behind them, and I have an idea what happens when I change them. But this knowledge came from sources which assumed ...
- 2,002
13
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2
answers
4k
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How does the Curves tool work in GIMP?
I started using GIMP recently, and came across an option called Curves under the Colors menu. What does this tool do, and how do I use it correctly?
I get some good colors if I make a graph in 'S' ...
- 1,717
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votes
5
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2k
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Is the format for the distortion and chromatic aberration correction of µ4/3 lenses documented?
Olympus micro 4/3 cameras apply distortion correction on their in-camera JPEGs when used with a micro 4/3 lens. Panasonic cameras correct both distortion and chromatic aberration with their lenses.
...
- 143
54
votes
15
answers
137k
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Which software to assemble a time-lapse from images?
I own a Nikon D700, which has in-camera support for taking time-lapse photos, but I need advice on the easiest and best software solutions for processing the resulting heap of images. I accept that ...
- 1,904
18
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3
answers
3k
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9
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5
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5k
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Please suggest a workflow on Mac using only free/open source software
I own a D90 with a Nikon 50mm f/1.8 prime lens. However ever since buying my camera I am struggling to find a proper workflow to process RAW images on my Mac which does at least the following
Adjust ...
66
votes
8
answers
5k
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What are the key photography-related features from Photoshop that are missing in GIMP?
I am on a tight budget and chose to use GIMP for editing since it is free.
What important photographic post-processing features am I missing from Photoshop?
- 23.6k
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