tag: blog

Introducing the darktable app store

Today we are happy to announce a big new feature that we will not only ship with the big 2.0 release later this year but also with our next point release, 1.6.4, which is due in about a week: even more darkroom modules!

One of the big …

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Color Reconstruction

If you overexpose a photo with your digital camera you are in trouble. That’s what most photography related textbooks tell you – and it’s true. So you better pay close attention to your camera’s metering while shooting. However, what to do when the “bad thing” happened and you …

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On Lens Detection and Correction

darktable (and some other projects, like for example ufraw) don’t do any real lens detection or correction by itself. We depend on two libraries which in most cases are provided by the Linux distribution you’re using.

Lens Detection

Many image files contain metadata about how the image was …

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Using X-Trans cameras with darktable

There is now a development branch of darktable with experimental support for raw files from many recent Fujifilm cameras. These cameras include those with the X-Trans sensor (X-Pro1, X-E1, X20, X100S, X-M1, XQ1, X-E2, and X-T1), X-Series cameras with conventional sensors (X100, X10, X-S1, XF-1, X-A1), and some from …

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Of Histograms and Waveforms

The gradient test image
Figure 1: the gradient test image – follow the link, download and play with it in darktable

People using image editors or similar (raster) graphics editors are probably familiar with histograms. You also have them in almost all digital cameras. In darktable you can find it very prominently in the top …

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determining focus in lighttable

wouldn’t it be great if you could judge sharpness of your images in lighttable mode? this mode is limited to small and medium sized thumbnails of your images, so we can deliver the required speed to browse a lot of them.

to tell whether or not you got the …

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about basecurves

the purpose of the basecurve is to make the otherwise scene-referred linear (linear raw rgb) color look good on your output devices. this is done independently of any color managed transforms which are also done in the pipeline, so we can establish a certain look independent of the devices. this …

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Display color management in darktable

The general picture on the modern Linux desktop

Modern Linux distros featuring either GNOME, Unity or KDE offer fairly easy configuration of color management, this system level configuration mostly pertains to the handling of an ICC display profile.

If you have set a display profile via your system configuration tool …

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