one will not be previewed (see Figure 7-33). You’ll be able
to preview the results of the filter you’re editing and any-
thing below it. Nothing is below High Pass, so High Pass
is all you see. As unfortunate as this is, you don’t need to
be reminded of it later, so turn on the Don’t Show Again
check box and click OK.- Set the Mode option to Overlay and the Opacity value to
50 percent to blend the High Pass effect into the original
image, as in Figure 7-34. Without seeing the other effects,
you’re working in the dark, but experience tells me that
these settings should do the trick. Click OK. A few seconds
later, Photoshop applies your changes to High Pass and re-
stores the Smart Sharpen and Median filters.
Figure 7-33.
Figure 7-34.- Load the Red channel as a selection. To the left of the words
Smart Filters in the Layers panel is an empty mask. You can
use this filter mask to isolate the effects of your filters. I suggest
that we focus the sharpening effects in particular to the darkest
details by stealing a “natural” mask from the original image.
Here’s how it works:- Turn off all the smart filters by clicking the icon next to
the Smart Filters mask. This restores the original image. - Switch to the Channels panel. Since this is a portrait and
thus rife with flesh tones, the Red channel is the brightest,
- Turn off all the smart filters by clicking the icon next to
244 Lesson 7: Sharpening and Smart Objects