this is one of the oldest modules in darktable. it appeared to me that it probably lacks an example to discover how useful it can be … so here goes the example.

this started off to be a wrapper around the gegl:whitebalance operation, which works in Lab color space and is able to give dark and bright colors …

Our second release candidate is out! We have had a couple of tiny bugfixes, better translations, new rawspeed (brings support for the new Canon 5D Mark3), and slight consistency fixes in the GUI since rc1.

You can get the tarball from here: …

or “If one slider is not enough”

Diligent readers of our small blog series are already aware of the blending feature that darktable offers as part of many modules. Instead of just handing over their result to the subsequent module in pixelpipe, “blending modules” take a moment to reconsider. Based on …

There are still bug fixes coming, which is good. But nevertheless we just released a release candidate tarball, available for download from here:

https://sourceforge.net/projects/darktable/files/darktable/1.0/darktable-1.0~rc1.tar.gz/download

which will hopefully help us to get rid of the last couple of remaining …

Many readers will have already heard about GPU processing and the fact that darktable can make use of OpenCL to improve performance. As we still lack a detailed documentation of that topic, please find here a few explanations and howtos.

The Background

Processing high resolution images belongs to the more …

disclaimer: this is only to tease you and will not make it into the next release, but the one after …

when reading gui-guidelines, most of them seem to be too general, or too specific for a certain kind of programming environment (gnome and gtk, qt, etc).

for our purposes, i found the fundamental principles …

We are in string freeze for the master branch now. Translators might now update their translations for the upcoming release of

darktable 1.0

There will be tons of new features, stay tuned!

If you’re willing to help getting this out of the door soon you might want to install the development version and help …

One of the remaining shortcomings of digital cameras is their rather low dynamic range in comparison to analog – especially black-and-white – film. Scenes with strong differences between highlights and shadows are very difficult to capture. Even if they are exposed properly with no blown-out highlights they will …

Outdoor photographers are often confronted with unfavorable light conditions. This often entails too high contrast. Two of the most frequent consequences are blown highlights and deep shadows in your digital images. Overexposed highlights are challenging to repair in digital post post-processing, still darktable …

or “How to bring the jungle back”

Since its early beginnings darktable has a tone curve module that is able to alter the gray level distribution of an image. Recently we did an enhancement: tone curve is now able to control the full Lab color space with separate curves for the L, a and b channel. People who are …