June 2005
Beginner
288 pages
7h 49m
English
book
Get the Image You Want: Essential Photoshop Editing Techniques
by Element K Journals Creative Team
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Work in the lab
Theoretically, the Lab color space contains every color the human eye can see and the entire gamut of RGB and CMYK. It's an excellent color space for editing digital images, as it doesn't have some of the color limitations of the other color spaces. Lab color comes in quite handy when targeting noise, as it breaks down the image into specific criteria.
The Lab color space is comprised of a luminosity channel and two chromatic ranges, called a and b. The luminosity channel represents the black and white information in your image, as well as the lightness. The a channel basically contains your greens through red, while the b channel ranges from blue to yellow. Since digital noise is contained in the chromatic channels, we can edit ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.