A Beginner's Guide to Alpha & Luma Mattes | After Effects Tutorial

In this tutorial, we will go back to the basics of compositing and learn about Mattes, using ActionVFX's collections and After Effects' Alpha and Luma Matte. Subscribe to ActionVFX to get access to all assets used: https://bit.ly/3XpKnpJ 00:00 Intro 00:26 Introduction to Mattes 00:51 What are channels? (RGB and A) 02:57 Alpha and Luma Mattes explained 06:20 Using Alpha Matte to add textures (Forest Fires) 07:50 Using Luma Matte to create Portal FX 09:46 Using Mattes to add realistic reflection (Surface Imperfection) 12:04 Outro Bush Texture from: https://unsplash.com/s/photos/bush Cambridge plate: https://polyhaven.com/a/cambridge Join thousands of others by subscribing to our channel for more valuable VFX and filmmaking content! From Fire and massive Explosions to Blood and Gore VFX, we have the largest high-quality VFX library in the world ready to be composited in your project. Check out over 11,000 VFX stock footage elements right here: https://bit.ly/3XpKnpJ Looking for a VFX community? Come introduce yourself on our Forum! It's a place for VFX artists of all skills and experience to collaborate, talk VFX, get feedback on work, and so much more. Join today: https://forum.actionvfx.com/ Remember to connect with us on our social networks to stay updated on our latest news, giveaways, announcements, contests, and more! ActionVFX Socials: Forum - https://forum.actionvfx.com/ Facebook - https://www.facebook.com/actionvfx Instagram - https://www.instagram.com/actionvfxofficial/ Twitter - https://twitter.com/ActionVFX TikTok - https://www.tiktok.com/@actionvfxofficial?lang=en LinkedIn - https://www.linkedin.com/company/actionvfx/ MB01BBCTOJ7M4FN #VFX #VisualEffects #VFXTutorial #AfterEffects