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Liquifying RGb and Alpha Channel

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  • Doug Nelson
    [Definition] Alpha Channel
    by Doug Nelson
    Most color modes ("indexed" being the only exception that comes to mind) are made up of "color channels". As counter-intuitive as it may seem, each of these color channels is actually an internal grayscale file that represents the dispersal and intensity of its color. By "internal...
    02-02-2002, 12:50 PM
  • skoobey
    How often do you use channel selections to DNB?
    by skoobey
    Just a thought... how often do you use channel selections to DNB?
    02-08-2015, 03:31 AM
  • Ana M
    Saving Extra Channels
    by Ana M

    I have a picture that has quite a lot of yellow in it, so I duplicated the Blue channel and lowered it's opacity. The image looks much better. But when I try to save it, the blue goes away. Is there a way to save an extra channel into the picture? Also is there a way to put a mask...
    05-29-2012, 06:23 PM
  • Ron
    Channel Help
    by Ron
    Does anyone know a quick way to convert a (RGB) Color Channel to a Layer image? (click and drag etc.) This will give you a grayscale copy of the image on a Layer

    I know you can duplicate an image, split the channels of the duplicate image and then shift/move one of the channels into the...
    10-21-2003, 12:09 PM
  • mantra
    work in rgb save lab or cymk mask,how can i do it?
    by mantra

    i work in rgb
    can i save in my photo rgb lab or cmyk masks ?
    i mean in lab mode there are 3 channels ,luminosity and A/B with colors
    in cmyk i like the black channel

    my goal is
    1) have a mask luminosity created using the lab mode
    12-28-2011, 01:57 AM