PS ? - How to desaturate photos?

mountainhousemountainhouse Registered Users Posts: 91 Big grins
edited August 24, 2008 in Finishing School
I'm not sure I've got the right word for it. I'd search for it if I knew. Can you help with what it's called, or, better yet, how to produce it?

Link to example

Comments

  • jfriendjfriend Registered Users Posts: 8,097 Major grins
    edited August 19, 2008
    I'm not sure I've got the right word for it. I'd search for it if I knew. Can you help with what it's called, or, better yet, how to produce it?

    Link to example

    Desaturate means to take color out. Fully desturated would be turning a color image into black and white. Partially desaturated would just take some of the color out.

    Selectively desaturated would take all the color out of some of the photo, leaving other parts with color. I can't tell from the image you linked to which of these you are trying to do.
    --John
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  • mountainhousemountainhouse Registered Users Posts: 91 Big grins
    edited August 19, 2008
    To my untrained eye, the image looks somewhat desaturated - looks as though it's moved part of the way to black and white. Trying to get similar results. Thanks!
  • jfriendjfriend Registered Users Posts: 8,097 Major grins
    edited August 19, 2008
    To my untrained eye, the image looks somewhat desaturated - looks as though it's moved part of the way to black and white. Trying to get similar results. Thanks!

    Easy. In PS, go to the menus and do Layer / New Adjustment Layer / Hue Saturation. Then just turn down the saturation slider until you like it.
    --John
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  • mountainhousemountainhouse Registered Users Posts: 91 Big grins
    edited August 19, 2008
    Perfect. And your earlier clarification allows me to search a little better, and, of course, finding lots of stuff. Tnx!
  • pyrtekpyrtek Registered Users Posts: 539 Major grins
    edited August 20, 2008
    There's no way that the posted example was done by simply reducing the
    saturation in a Hue/Sat layer. It looks like it's a blending of a B&W version
    of the image with the original color image with the B&W layer's blending mode
    set to something like Overlay or Soft Light. Of course there were probably other
    things done to it, as well.

    Isn't the author of that photo an active DGrin member? Perhaps you could simply
    ask her how she did it? :)
  • BinaryFxBinaryFx Registered Users Posts: 707 Major grins
    edited August 24, 2008
    jfriend wrote:
    Easy. In PS, go to the menus and do Layer / New Adjustment Layer / Hue Saturation. Then just turn down the saturation slider until you like it.

    The Hue/Saturation command is a little strange, by default in normal blend mode changing saturation and or hue will also affect the tonality of the image (RGB lumonosity or Lab Lightness readings). One may think that just because they adjusted the H/S command saturation slider and not the lightness slider that the tonality would not be affected...but it is.

    One must set the adjustment layer or fade command to "color" blend mode so that the desaturation does not affect the original luminosity of the image (which reduces posterization and avoids other problems).

    More here:

    http://members.ozemail.com.au/~binaryfx/howto_safesaturation.html


    Sincerely,

    Stephen Marsh

    http://members.ozemail.com.au/~binaryfx/
    http://prepression.blogspot.com/
  • urbanariesurbanaries Registered Users Posts: 2,690 Major grins
    edited August 24, 2008
    Hello,

    The linked image was manipulated entirely in Lightroom. Blacks raised and fill light applied, highlights dropped, vibrance increased but with hefty desaturation to entire image...about -70%, I think. Hope this helps!

    Lynne
    Canon 5D MkI
    50mm 1.4, 85mm 1.8, 24-70 2.8L, 35mm 1.4L, 135mm f2L
    ST-E2 Transmitter + (3) 580 EXII + radio poppers
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