On: Mon, 07 Jul 2003 Graeme Cooper wrote:- > Sharpening? > Can anybody explain to me the pitfalls as regarding applying USM to Raw > files before we bring them into Photoshop?
It makes further editing problematic. > What is the difference between that and applying USM after you've made the > TIFF? No permanently mashed up pixels. > I have read the threads concerning not applying USM, and leaving it to the > repro people if we are not providing pre-press files. > So far I have only been supplying RGBs. Applying USM is best done by intelligent visual understanding of how something can look really good in print - that's all there is to it + a lot of experience. > So... are there any advantages/disadvantages to applying USM before we > process the Raw file? USM is the application of an optical illusion of visual sharpness, and is terminally destructive towards neighbouring pixel relationships. Only works at final repro file size, and per picture is - always - a customised procedure. Why would you want to apply USM to a Raw file? kind regards William Curwen http://www.william.ws =============================================================== GO TO http://www.prodig.org for ~ GUIDELINES ~ un/SUBSCRIBING ~ ITEMS for SALE
