Processing has a native data type specific to images called PImage. Anytime you want to work with an image you need to use a PImage. The PImage object has multiple properties. Some of them are an array of pixel color value, width, and height. Images that are made up of a grid of pixels are called raster graphics.
Video requires using the video library from processing. We will explore basic use so that we have a better understanding of how to use libraries for next weeks class.