Depth Scanner is a really cool plugin for After Effects. Although it can be used for a number of purposes, this video shows you how you can use Depth Scanner in lieu of Rotoscoping to create a Luma Matte.
Buy Depth Scanner here: https://aescripts.com/depth-scanner/
Video Copilot assets: https://www.videocopilot.net/
Action VFX assets: https://www.actionvfx.com/
For more information on Red Plaid Films, visit http://www.redplaidfilms.com