Archive for April, 2006

The Unofficial Photoshop Color Book File Format Specification

Tuesday, April 18th, 2006

Adobe Photoshop’s Color Picker has a Custom Colors dialog that offers a wide variety of colors from several industry-standard color catalogs such as ANPA, DIC, Focoltone and Pantone.

Color Picker Screenshot

Adobe Photoshop’s Custom Colors Dialog

The color catalog data comes from Adobe Photoshop Color Book files. These file have the .ACB file extension on Windows and reside inside the “…/Presets/Color Book” folder in a typical installation. Read the rest of this entry »

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Multiple Synthetic Lights

Tuesday, April 18th, 2006

Multiple photographs taken with different light sources can be blended together to create images that appear to have all the light sources simultaneously active. The light sources can be attributed arbitrary colors as well, allowing the creation of an infinite number of synthetic scenes. Read the rest of this entry »

Posted in Experiments, Processing | No Comments »