John B Blackford Photography
Local Area Contrast, large file
Text and images © 2006 & 2007 John B. Blackford. Do not reproduce without express written permission. All rights reserved.
Local Area Contrast boosts light/dark ratios near borders, brightening the image and increasing apparent sharpness. Typically used with Edge Sharpening.
For a large file (over 20MB, use a Radius of 30 to 100, typically 35 to 45); Threshold is 0.
12/17/06