Using Luminance Sharpening


show more Using Luminance Sharpening provides you with in-depth training on Photography. Taught by Deke McClelland as part of the Photoshop CS3 Sharpening Images show less
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Using Luminance Sharpening

In this last exercise I am going to impart a fairly straightforward technique. Actually, this is very useful. Now you know that as you sharpen an image, you not only sharpen the good detail, the things like the eyes and the nostrils and the mouth and those sort of facial detail, you also sharpen bad cosmetic details, such as pores and wrinkles and pimmples and all that stuff. You end up sharpening noise, artifacts or JPEG Compression Artifacts as well that are part and parcel of the conversion from the analog world to the digital world and then you can also end up and you do actually end up sharpening arbitrary color differentiation that maybe a function of noise or maybe be a function of misalignment of luminance information between the various color channels.

Now this last item is super easy to correct. And you will hear people say that you should correct it by converting an image into LAB mode, so I am working right now on RGB. You can convert the image to LAB right here and then you could ...

Using Luminance Sharpening
Video duration: 5m 5s 10h 36m Intermediate

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Using Luminance Sharpening provides you with in-depth training on Photography. Taught by Deke McClelland as part of the Photoshop CS3 Sharpening Images

Subject:
Photography
Software:
Photoshop
Author:
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