Graphics Programs Reference
In-Depth Information
4.
The High Pass filter emphasizes the edges of the image (Figure
9-6
).
Figure 9-6.
The High Pass filter emphasizes the edges of the image
5.
Change the Blend Mode of the Sharpen layer to Overlay (Figure
9-7
). This will
slightly boost the contrast of the edges, improving the appearance of sharpness
without accentuating the film grain.
Figure 9-7.
The appearance of sharpness is enhanced
The High Pass method of sharpening is generally very effective yet gentle, so the destructive effects are
kept to a minimum. Although the difference is subtle, the image has more snap, compared to the original
(Figure
9-8
).
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