CHAPTER 2

image

The Size of Digital Imaging: Resolution

Now you have an understanding of the pixel building blocks that make up raster images as well as what the difference is between a raster image that is 2D and pixel based, and a vector image that is 2D (or 3D), and vertex and line (or curve) based. In this chapter, we build on these concepts by looking at the x and y dimensions of digital image compositing. Since you now have GIMP downloaded onto your computer, I will illustrate concepts in the book using both Photoshop and GIMP, as those are the most widely used digital image packages.

Whereas a single pixel is just one point in space, which is ...

Get Digital Image Compositing Fundamentals now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.