Sharpening with the High Pass filter


show more Sharpening with the High Pass filter provides you with in-depth training on Design. Taught by Deke McClelland as part of the Photoshop CS4 One-on-One: Advanced show less
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Sharpening with the High Pass filter

For this final exercise, I'd like you to open this image right here. It's called water woman.jpg and it comes to us from photographer Catarina Govorova Shenko of iStockPhoto.com. Now, this is obviously a portrait shot, and I'm here to tell you that it's a low frequency portrait shot. Meaning, that they're gradual luminance transitions from one pixel to its neighbor, which gives us rich volumetric detail inside the image, typical of portrait shots. We have very few areas where we have rapid luminance transitions; inside the hair, for example, might be one of them. Down here inside certain areas of the skin, along the teeth, and so on, in the eyelashes, but mostly, just nice rounded sculptural contours.

Compare that to a high frequency image, which would be something like a landscape or a cityscape or a still life, that thing with the scrabble tiles and the wood grain and all that jazz, or even an image of multiple people sometimes falls into the high frequency or...

Sharpening with the High Pass filter
Video duration: 9m 8s 20h 57m Intermediate

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Sharpening with the High Pass filter provides you with in-depth training on Design. Taught by Deke McClelland as part of the Photoshop CS4 One-on-One: Advanced

Subjects:
Design Photography
Software:
Photoshop
Author:
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