Archived posting to the Leica Users Group, 2002/01/28
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Don: I use that method, but sometimes other parts of the image change to inappropriate colours. Sometimes things we think should be white, aren't really white. I often use the Grey eye dropper to set a starting point for difficult lighting situation. The grey method usually works better than using white for adjusting the colour balance. Regards, Robert At 09:27 PM 1/28/2002 -0500, you wrote: >I have stumbled upon a fair method of doing global color changes in PS. >Find something in the image that should just be white. Say zone 1.5. Using >the levels dialogue box there are three droppers available. If you choose >the white one(the one on the right) and put it on the area you determined to >be just white and click the mouse with the dropper engaged it not only sets >your white point it sets and even color balance for the image. Also useful >is to open the info box which will give you the 8 bit numbers for wherever >the dropper is. A pure white should be 0 in all three colors. The >percentage variance is a good guide to what to change if you use the hue or >color balance commands. > >Don Dory >dorysrus@mindspring.com > >-- >To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html - -- To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html