From the course: Photoshop CC 2017 One-on-One: Fundamentals

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Image size and resolution

Image size and resolution - Photoshop Tutorial

From the course: Photoshop CC 2017 One-on-One: Fundamentals

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Image size and resolution

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- In this movie I'll introduce you to two important topics that are critical to understanding Photoshop specifically, as well as the world of digital imaging in general, and these are image size and resolution. Now, the key player in all of this is the pixel, the square unit of color. Right now we're looking at a digital image, a highly graphical one, inside of Photoshop. Let's say I go ahead and press and hold the Z key in order to access the zoom tool on a fly and then I'll drag to the right, like so, and notice, even before I get to the 500 percent zoom ratio I can see that I've got square pixels inside of this image. And then if I zoom in farther I'm going to see that pixel grid, so that I've got white lines surrounding each and every pixel. And that is always the way things are inside Photoshop whether you're dealing with a pixel-based layer or a vector-based layer, or editable text, or anything, you're ultimately always working in these square units known as pixels. Now, the…

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