Green screen is a backdrop used in a video or photo shoot that is digitally removed to add effect or backgrounds.

Is a visual effect technique used to remove a specified color hue in order to composite two or more images together.

Very little. Blue screens were the original backdrop of choice as blue was easier to remove when working with film. Green screens require less ligh...

For a comprehensive look at how best to light a green screen check out our guide How to Shoot on a Green Screen to Get Perfect Chroma Key Results .

Check out our Green Screen Editing: A Step-by Step Guide for everything you need to know for working with green screen in post-production.

Chroma key Multi-track timeline Blending modes Masking Color Correction

The best green screen app is PowerDirector. PowerDirector offers easy, one-click solutions for beginners, and precision adjustment tools for advanc...