Archive for / 'Performance tuning'

November 7, 2017


PhotoDemon 7.0: new on-canvas paint tools

(This is part of a series about PhotoDemon’s 7.0 release. For the full set of 7.0 release articles, visit this page.) PhotoDemon 7.0 now ships with full-featured pencil, paintbrush, eraser, bucket fill, and color picker tools.   If you’ve used paint programs in the past, you probably know what each of these tools do. For […]

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November 7, 2017


PhotoDemon 7.0: core engine improvements

(This is part of a series about PhotoDemon’s 7.0 release. For the full set of 7.0 release articles, visit this page.) PhotoDemon 7.0 is one of the rare releases where it’s not an exaggeration to claim the program has been almost completely “rewritten”. There were so many major changes in this release – a new […]

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November 7, 2017


PhotoDemon 7.0: miscellaneous improvements

(This is part of a series about PhotoDemon’s 7.0 release. For the full set of 7.0 release articles, visit this page.) Some new features don’t fit into an obvious category, so here’s a quick list of miscellaneous improvements in the 7.0 release. New Batch Repair tool Corrupt hard drives, USB drives, and SD cards are […]

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September 18, 2013

Performance tuning Tanner (PD developer) No Comments

Blur Filter performance: PhotoDemon vs GIMP vs Paint.NET

(Note: this article was originally posted at tannerhelland.com, before photodemon.org existed.) The latest nightly build of PhotoDemon (download it here) includes a bunch of new and improved blur filters. Blur filters are among the most computationally demanding filters in a photo editor, because for each pixel in an image, a bunch of other pixels must […]

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