
Ingredients for Green Screen Effect of iMovie 11Ĥ. Likewise, if the subject of your video contains blue or is wearing blue, you should record in front of a green background. If the subject of your video is green or is wearing green, you should record in front of a blue background. This is called a green-screen or blue-screen effect in iMovie. If you record a video in front of a single colored green or blue background, you can replace the background with any other video clip, graphic or still image as you like. Part 2: How to Use Green Screen in iMovie 2021.Part 1: What is Green or Blue Screen in iMovie.The article will explain the detail about how to use green screen effect of iMovie. Usually the effect place subject in front of a green (blue) screen, and then cut the subject out from the green screen to superimpose it over another video.

Green Screen effect or technically known as chroma key composition. IMovie 11 - How to Use Green Screen Effect
