Questions tagged [darktable]

darktable is an open source photography workflow application and RAW developer. Apply this tag to questions about using darktable to process and enhance your image files. Do not use this tag to ask questions about general software support, such as how to install the software on a particular system.

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How to locate a Darktable image on the filesystem?

Darktable does not have an "open in finder" or "open in explorer" option. If I'm viewing an image and I want to locate the file in a file viewer, how do I do this?
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1 vote
1 answer
100 views

Darktable: How do I adjust the exposure on one half of an image?

I have some film scans from a half-frame camera, so each scan contains two pictures (side-by-side). Some of the scans are consistently overexposed, but by different amounts. For example: I'd like to ...
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74 views

Tethered shooting with gphoto2 works, but darktable does not find camera

I want to use my Canon 1300D and darktable 3.2.1 for my tethered photoshooting. I checked everything with gphoto2 on my Linux Mint Notebook, everything works fine, I can capture photos, but darktable ...
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3 votes
2 answers
126 views

Darktable: How to fix "Image .. is currently unavailable" (after having moved imaged to different (sub-)folder on drive)?

After having moved a bunch of photos to a (sub-)folder on the drive, darktable no longer finds them and when double-clicking the resp. thumbnail (in darktable's lighttable), the error message pops up: ...
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0 votes
2 answers
92 views

How to fix underexposed flash-lit portrait in darktable (and perhaps also in gimp), leaving background dark?

Shot a portrait with flash + umbrella (indoors at night, some artifial ambient light) - but it's underexposed. In my first go at darktable I managed to properly expose the whole photo within 2 seconds ...
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1 vote
2 answers
77 views

Keep aspect ratio but rotate it in darktable

Is it possible to rotate the crop frame, i.e. crop a landscape photo to portrait and vice versa? I would like to keep the original aspect ratio of the photo, just change the orientation. And obviously,...
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2 votes
1 answer
173 views

How to save Darktable edits as a file?

Darktable is a non-destructive photo editor that exports to jpeg, png and .xcf (whatever that is, but seems to be the Gimp file format), but doesn't save a workfile containing all the individual ...
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0 votes
1 answer
75 views

Why does a 16 bit depth photograph export as 48 bit depth?

When exporting a PNG file of a photograph as 16 bit depth in Darktable, its Windows 10 file information ends up saying it has 48 bit depth! Similarly, the default 8 bit depth when exported comes out ...
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16 views

Resize tagging catalogue box in darktable

Whilst tagging images in darktable I noticed the size of the box showing my tag catalogue has shrunk... I now only see 4 tags where I used to see a much longer list. Does anyone know how to get this ...
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4 votes
2 answers
394 views

Darktable disable auto correction

I am using darktable for editing my RAW photos and am really a newbie. When I open a new photo, some corrections are already applied, for instance "base curve", "sharpen" etc Is ...
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1 vote
1 answer
105 views

How to reorganize photos along with sidecar files?

I'm using darktable 3.6.0 and am still struggling to find a good workflow. I originally started out with a folder structure where my photos were grouped by "event", but this proved limiting. ...
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4 votes
1 answer
264 views

How can I copy only one change from history stack between pictures?

I think I must be doing something wrong. I took some sample pictures demonstrating an unusual lens filter. I also prepared a watermark to show the lens properties and camera settings, it looks like ...
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2 votes
1 answer
107 views

Publishing service in darktable

In Adobe Lightroom there is a concept of "publishing service". Its a collection that has a "publish" option, which exports just the images added to the collection after the "...
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3 votes
2 answers
91 views

Darktable discards all edits immediatelly as I edit a picture

When I open a picture (it's a JPEG, as I was shooting a timelapse and didn't want it to take too much space), any edits are discarded if I try to compress the history stack or if I leave the picture ...
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2 votes
0 answers
54 views

Camera JPG Post Processing [duplicate]

I was just reading the responses to a question as to why RAW images look different in lightable and darkroom in Darktable (due to the in camera post processing taking place for JPG files) and I would ...
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4 votes
1 answer
1k views

How to refresh a folder already in darktable when new photos are added?

I am photo documenting a little pet project I have, and when I have progress captured I put those images into a folder named after the project. However, when I run Dark table, the newly added pictures ...
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2 votes
1 answer
59 views

Why don't the values given by Argyll's scanin match what I see in darktable or Gimp

I'm trying to do a variation of the color profiling flow given in this post about color profiling I take an image of a Wolf Faust it8 target, turn off a bunch of the default processing that darktable ...
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2 votes
2 answers
152 views

Darktable 3.4 module order does not match that of pixelpipe

Darktable 3.4 manual states here: Note: The order in which processing modules are executed exactly matches the order in which the modules appear in darktable’s user interface. I deleted the ~/....
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2 votes
1 answer
417 views

Darktable ignores embedded JPG for preview

I am using Darktable 3.2.1 and I can't get it to use the JPGs embedded in RAW files for preview within Lighttable. There is an option named don't use embedded preview JPG but half-size raw in the ...
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4 votes
2 answers
417 views

How to split my collection in Darktable?

I have a few pretty big collections in Darktable - 500-1000 photos per collection - from when I was starting with all this. Now I'd like to get at least some of them in order, split them up into ...
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1 vote
2 answers
252 views

How do I batch apply sidecar files to the corresponding photos by filename in darktable?

I have pretty much the opposite question to this one. I recently needed to upgrade my computer. On my new computer, I still have all of the documents from my old computer, copied over in the same ...
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1 vote
1 answer
205 views

Why are thumbnails bad, when jpgs are good, with raw processed with darktable?

I'm using darktable to process my raw photos and save the final jpg's. I'm on ubuntu linux. From some of the jpg's, gthumb gets thumbnails which are far lighter than the original jpg, and the same ...
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1 vote
0 answers
164 views

After exporting from Darktable, I continue getting a message stating, "IMG...CR2 file is currently unavailable"

I'm about 2 weeks new to darktable. I (almost) successfully imported, edited & exported my current project. When I was done editing in darktable, I noticed that about 32 photos didn't export into ...
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5 votes
4 answers
2k views

Where are these maze-like noise patterns coming from in this tit photo? [duplicate]

I was just editing some tit photos I made on our balcony, and I found really strange patterns of noise over the bird's feathers: The photo is from Nikon D5600, settings 85mm F4.0 1/1000 ISO 160 These ...
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1 vote
1 answer
149 views

How to go back to a snapshot after moving elsewhere in history?

I was editing my photo in DarkTable. I took a snapshot and then went back in the history and tried to use a different approach to editing my photo. My new approach looked worse than the snapshot of my ...
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4 votes
1 answer
197 views

Darktable: zoom impacts exposure?

I just have observed a strange behavior in Darktable (Fedora 32, darktable-3.2.1-1.fc32.x86_64): when looking at the image with 'fit screen', it is much darker than the 100% view. After saving the ...
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4 votes
1 answer
2k views

Darktable film rolls — how to remove a film roll from 'collect images'?

darktable: I have begun using this app. One question, how are unwanted fill rolls removed from 'collect images'. There are several fill rolls I created from folders that I no longer want to keep in ...
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2 votes
0 answers
149 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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2 votes
0 answers
25 views

Problem with masks: why gradual decay shape always grows under Shift-scroll?

I have troubles understanding how to use masks in Darktable. I'd like to adjust the difference between a mask and the corresponding gradual decay shape. However, when I Shift-scroll, the gradual ...
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3 votes
3 answers
132 views

Darktable : using a style to deactivate an operation when exporting a file

I usually set a watermark on my photos and I would like to be able to deactivate sometimes the watermark when I am exporting files from the light table. Long ago, with an old version of Darktable, I ...
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3 votes
1 answer
315 views

Darktable : Module group icons from darkroom is missing! unable to get them back!

Darktable : Module group icons from darkroom is missing! Not sure if I pressed some shortcut... Unable to get them back after many ties (tried deleting the dbs from the setting folder) I am running ...
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3 votes
1 answer
1k views

Darktable : Compare before and after quickly

Is there a way to quickly compare before and after in Darktable? I know how it can be done using the snapshot panel, but is there a way to do it faster?
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2 votes
1 answer
187 views

Colors consistency between RAW pictures for timelapse in Darktable

Why do I get different colors while applying the same exact history to every pictures in Darktable. It was my understanding that the white balance setting of the camera didn't matter to a RAW file and ...
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4 votes
4 answers
10k 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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1 vote
1 answer
265 views

How do sync a tree of photos in Darktable so it picks up additions/deletions?

I am new to Darktable and trying to use it to manage a large tree of RAW images. I've recursively imported the root of the tree already. It's now displaying the directory names in the lighttable view ...
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1 vote
2 answers
1k views

Darktable: apply camera's filters, lens correction and crop by default in darkroom mode

I have a Sony Alpha mirrorless camera. When I preview my photos from the lighttable, they look like they do on the camera. But when I open in darkroom, the aspect ratio, lens correction and color ...
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3 votes
2 answers
975 views

Remove color range (to black) in Darktable

I'm quite new to DarkTable, I'm trying to learn but I can't spot how to do what I want and can't find it in the tutorials. I have taken some light painting photos, there is an overcast night sky in ...
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5 votes
1 answer
236 views

Some darktable modules create hot pixel "sparkles". Is this a bug, or am I using it wrong?

I'm just getting started with Darktable 3.0.0 processing some RAW files out of my Canon 6D MkII. One odd thing I noticed is that some of the modules seem to create hot pixel-like "sparkle" artifacts ...
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2 votes
2 answers
192 views

How do I open an older collection in Darktable?

I see a list of collections in the left sidebar in Darktable, and now I wanna open one of the older ones, but I don't see it in the list. How would I go about opening it? Am I supposed to just "...
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1 vote
1 answer
244 views

How to check lensfun version on Fedora

I was just about to make calibration files for my Tamron 90mm SP but according to lensfun it was added in 1.613 (there is only one SP 90mm and it's the same as the one I have in EXIF). How can I check ...
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3 votes
1 answer
956 views

Workflow and colorspaces in Darktable and GIMP for printing images?

I have started to print out some of my photos, but this has lead me down a path where I do not know if I am doing things correctly, and are asked questions I do not know the answers to. Here goes: I ...
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1 vote
1 answer
152 views

How do I generate linear output from darktable? [closed]

How do I use the basecurve in Darktable to make sure that the final output is linear? That is, if the irradiance E is received at the front lens, I want the pixel values in the final values to be k*E, ...
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3 votes
2 answers
487 views

Darktable losing wanted night sky detail when exporting to JPEG

I took some night sky photos and messed around a bit in Darktable (Windows) to make the stars pop. The problem is that the exported JPEG dulls out the stars, even though I am exporting at 100% quality....
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2 votes
2 answers
923 views

Converting adobe lens correction for lensfun / darktable

I'm trying to import Adobe's lens profiles to lensfun (for use with darktable). I'm using darktable 2:2.6.2-1 on Arch Linux installed through pacman, which brought down lensfun 0.3.2-7. (I'm not ...
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2 votes
3 answers
344 views

Is it legal to download Darktable in European countries? [closed]

The functionality of Darktable is very good so I thought I would switch from Lightroom to Darktable. Can I download it in Germany or any other European countries which have strict legal standards for ...
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4 votes
2 answers
163 views

How to create smooth transition between styles in a time-lapse using Darktable?

I'm having fun with making time-lapses and I'm using Darktable for color correction. The problem I have is that for the scenes like a sunset where the beginning and the end of the time-lapse are of ...
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2 votes
1 answer
611 views

How to export using all my CPU cores / GPU

I'm using Draktable and it takes a long time to export all my images. Something like a few hours since there are plenty of images. As I'm monitoring my CPU usage, I do see Darktable making use of my ...
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13 votes
2 answers
2k views

Remove color cast in darktable?

I'm playing with Darktable, coming from Photoshop, and though I really admire most of its features, there is one thing I cannot seem to wrap my head around. In Photoshop, I can easily remove color ...
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3 votes
2 answers
361 views

Is this posterization? How to avoid it when stretching histogram?

Last weekend I took some photos in the mountains, where I can't control the light, nor the movement of the subjects. Some of the photos had very little contrast and brightness, and were a bit ...
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1 vote
1 answer
4k views

Using Darktable, how to batch convert from RAW to another supported format

I've notice on other answers there are ways to use the History Stack in Darktable to batch convert a bunch of RAW images. However, since I really only want to use Darktable to export a lot of RAW ...
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