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Digital BW, The Print

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Re: [Digital BW] channel mixing

2005-03-02 by john dean

Do you remember where you read that article on this technique?

John



--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Paul D. DeRocco" 
<pderocco@i...> wrote:
> > From: jgm818 [mailto:jgm818@a...]
> >
> > I recently read an article from,John Paul Caponigro and his use of
> > using the channels in photoshop.  He targeted each channel as
> > seperate layers and reduced there opacitiy and added a forth
> > lightness channel. He than created layer masks so he could apply
> > curves to each one.  I've been just turning the image to
> > monochromatic and adjusting the sliders each at a time, getting the
> > look I wanted.  Then I would use curves.  Is his way superior? or am
> > I totally of track here?  Jeff
> 
> It all depends upon the image. If I understand your descriptions correctly,
> his method allows a separate curves for each color, and your's doesn't.
> That's extremely versatile, but often unnecessary. I don't think there's any
> shortcut--you have to look at the channels in each image, and watch what
> happens as you mix them, and decide as you go along what techniques will be
> needed to pull out the particular detail you're trying to capture.
> Sometimes, the channel mixer is all you need; sometimes, it's useful to use
> Hue/Sat to pick out a narrow color range to manipulate (narrower than the R,
> G or B channel); and sometimes there's no alternative but to convert the
> channels into separate layers and manually paint the layer masks. It's an
> art.
> 
> --
> 
> Ciao,               Paul D. DeRocco
> Paul                mailto:pderocco@i...

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