This movie shows you how to convert a mask to an alpha channel. This enables you to embed transparency within an image so that it can be read by other applications.

This movie demonstrates the new Refine Edge Tool workflow, which is applied after the Roto Brush tool. Chris Meyer explains the x-ray view that shows the alpha channel Refine Edge will create, as well as how to erase an edge refinement.

Colors are represented as red, green, and blue channels, and there's an additional channel that defines transparency – the alpha channel. In this video, you'll see how to control how you view the information about these channels.

RC shares a tutorial about embedding Quick Time Virtual reality movies into a Dreamweaver page. Corey has a way to use alpha channels from Photoshop to create text wraps in InDesign

In the murky past…. Makes you think of fog right? Join Dennis in this episode of Adobe Beginner Classes as he gives you a method for creating semi-realistic fog inside of After Effects with nothing but a Photoshop document!

In this Photoshop tutorial, Richard Harrington revisits Adobe Photoshop's calculations command.

Instructor Richard Harrington explains the difference between straight & premultiplied alpha channels, as well as when and how to use straight alpha channels.

Instructor Richard Harrington explains how to use the color detail in an image to quickly make a great alpha channel.

Corey has a tutorial about using custom symbols to modify the bevel feature in Illustrator. Rich Harrington is back and this time he is teaching us how to use alpha channels from Photoshop to create transparency in video clips.

Saving a selection as an alpha channel can be quick and easy. This tutorial with instructor Deke McClelland covers the most basic and obvious way to save alpha channels.