http://www.macnn.com/articles/03/09/29/scgi.releases/
SCGI releases Asiva Shift+Gain plugin
updated 01:55 pm EDT, Mon September 29, 2003
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Shapiro Consulting Group has released its third plug-in called . It is based on SCGI's patented image enhancement technology that uses curves to allow operators to make selections based on the Hue, Saturation and Luminance components. and has been tested with Photoshop 5.5 through 7.0. Within Photoshop, the plug-in supports 8- or 16-bit, RGB and offers flexible control over how shifting or gaining is applied to an image using adjustable maps (curves) on the Hue, Saturation and Luminance components as well as control of the roll-off on the maps, saveable presets, a color sampler tooler, and other features. The $70 plugin runs under Mac OS 9/X.
