One of the oldest, most abstruse, downright incomprehensible commands in Photoshop, Calculations lets you merge two channels to create a new alpha channel. Learn it: It's the backbone of masking. Whether you're new to Adobe's popular raster graphics editing software or a seaso ...more
Adobe Photoshop Creative Suite 3, or CS3, is the industry-standard application for digital photo manipulation. It is ideal for professional photographers, serious amateur photographers, and graphic designers. Having the software, however, isn't enough; you'll need to know how ...more
In the Photoshop tutorial, Richard Harrington takes a look at making an alpha channel based upon the luminance in an image. Alpha channels allow you to store transparency in a graphic and transfer that transparency to another non-linear video editing program or compositing app ...more
Bert uses examples to explain the difference between layer masks and alpha channels. Both work the same way, but for a totally different purpose.
Photoshop is a great video tool and this tutorial shows you one of the ways you can use Photoshop to edit and work with videos. You will learn how to use alpha channels in Photoshop specifically when working with video footage. Part 1 of 2 - How to Use alpha channels in Photos ...more