tag: development

Color Mapping

I’d like to give a few words on a new module named “color mapping” that is currently under development in our master branch. This module is a rework and enhancement of the older “color transfer” module. That older module had several issues which made a migration impossible. So we …

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multi-instances

One of the upcoming new feature in darktable is the ability to use the same development module several times. By applying the same module multiple times and combining them with blendif it is possible to do some effects that could not be achieved previously without using external tools like the …

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Importing Lightroom Development

One of the most time consuming work for any photographer is probably the development process. Lot of time behind a computer screen to adjust the curves, the contrast, the colors, the sharpness… All these are application specific, that is, the development process done with Lightroom is not compatible with AfterShot …

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profiling sensor and photon noise

… and how to get rid of it.

[update 02/05/2018 The information how to create camera noise profiles is outdated please read this tutorial instead!]

[update 20/12/2012: ‘how to profile your camera’ includes instructions with the new gen-profile script]

[update 15/12/2012: no more recompile needed …

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edge aware image development

in an ideal world, an image is piecewise smooth. it has soft gradients, some detail and edges. in particular there’s no noise and the edges are sharp. given these assumptions, you can do a lot of cool things to your pictures, using techniques like frequency space editing, wavelets, or …

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Bringing current darktable to OS X

darktable has been software of my choice for raw photo development for quite some time now, I’ve occasionally submitted bug reports and patches and kept an eye on current development by using git master version. My main operating system is Linux, which is the priority target of darktable support …

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Some enhancements to conditional blending

Conditional blending, also known as “blend if”, is a feature which is currently under development in our master branch. A general description of the idea together with some examples can be found here. In short, conditional blending allows you to limit the effect of a module to certain pixels of …

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Exporting images on the command line

Recent builds from git will bring you a new executable, “darktable-cli”. With this tool you can export images using the processing power of darktable on the command line.

The simplest way to call the utility is

darktable-cli <input> <output>

This will take the input image, look for the XMP file …

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Live view

screen shot of live view in darktable

For quite some time darktable supports tethering your camera. What was missing all the time was live view. This is about to change though. If you use master (and have a camera supporting it) you can now either use the eye button in the “camera settings” module or hit ‘v …

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