Master compositing and masks using the native effects in Adobe Premiere Pro. Adobe Premiere Pro Master Instructor Luisa Winters shows you how to make these crucial techniques part of your everyday editing workflow. Learn what alpha channels are and how you can create and modify them. Go over keying blue and green screen footage with Ultra Key and using track mattes to affect moving parts of clips. Explore ways to change the look of footage with blend modes, use masks to affect just a portion of your footage, and so much more.