Category Archives: Software

about software

G’MIC

Posted on August 24, 2022 by Geoff Shaw

G’MIC, GREYC’s Magic for Image Computing is a full-featured open-source framework for digital image processing. It includes a wealth of image processing filters (about 600 at the time I write this), and is available as a stand alone command line … Continue reading →

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Kaleidoscope effect

Posted on August 24, 2022 by Geoff Shaw

Repeating patterns catch the eye, and the Kaleidoscope effect certainly provides plenty of repeating patterns. Kaleidoscopes use angled mirrors to produce repeated patterns (https://en.wikipedia.org/wiki/Kaleidoscope), but this effect is easily achieved also in software like Photoshop or GIMP. There are lots … Continue reading →

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Geoff’s Photo Doodler

Posted on November 8, 2021 by Geoff Shaw

The notes below should help get you started using my “Photo Doodler” program. First there is some background on what got me started on this project, then I give some examples, and then some brief instructions. Programming credits are at … Continue reading →

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Feathering

Posted on October 28, 2021 by Geoff Shaw

Feather. This does not refer to plumage of birds, but the fuzziness in a selection or mask or brush. If you will forgive the visual pun, the image right illustrates on the left panel a hard selection (low feathering) with … Continue reading →

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Exposure X6

Posted on August 24, 2021 by Geoff Shaw

Overview I haven’t used Exposure hands-on so the following comments are based on the Exposure website documentation (there is an extensive set of tutorials and videos) and reviews I found on the web. Exposure X6 is very similar to Lightroom … Continue reading →

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Capture One

Posted on August 24, 2021 by Geoff Shaw

Overview Capture One started life as software to support Phase One’s high-end digital cameras, in particular in tethered image capture situations, but is now available for most makes. It is a superb professional Raw image processor. It is feature rich, … Continue reading →

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Photopea – a free photoshop-like editor

Posted on July 31, 2021 by Geoff Shaw

Use it at https://www.photopea.com/ . This is an amazing project from a talented Czech Programer Ivan Kutskir. It comprises over 100,000 lines of code! This is an online program that you can run in your browser, with a photoshop-like interface … Continue reading →

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ON1 Photo Raw

Posted on July 28, 2021 by Geoff Shaw

Overview ON1 Photo RAW is a relative newcomer to the photo editing arena (currently designated ON1 Photo RAW 2021.5), but looks to be feature filled. It includes Digital asset management and a non-destructive, layered editing paradigm, incorporating many features of … Continue reading →

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Darktable

Posted on July 27, 2021 by Geoff Shaw

darktable is an open source photography workflow application and raw developer. A virtual lighttable and darkroom for photographers. It manages your digital negatives in a database, lets you view them through a zoomable lighttable and enables you to develop raw … Continue reading →

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DigiKam

Posted on July 27, 2021 by Geoff Shaw

DigiKam is a free, open-source package for Linux, windows and macOS. It has strong digital asset management and a comprehensive processing workflow. It has powerful RAW file editing and a non-destructive workflow (edits are saved in a database). It supports … Continue reading →

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