The Extract command is no longer offered in Photoshop CS4, but you can still access its functionality in the new version of Photo-shop by transferring ...
If you’re prepping a flattened copy of an image for press reproduction and need to tame out-of-gamut colors prior to converting to CMYK, choose Gamut ...
Sometimes, targeting a specific color chan-nel can help create a much better selection, especially if there are distinct color differences you can take advantage of. ...