Shadows appear as a slightly darker hue and therefore do not get removed.
– Keying works by removing a particular hue from a piece of footage and making it transparent. – Stretch your green screen and hold it in place with duct tape to help Eliminate any wrinkles, which can cause shadowing, making the keying process more difficult. You have a bigger range of motion when your screen is larger. When using green screen techniques, we film actors in front of a large green cloth screen then use a technique called keying to remove the green portions of the image. A more recent one with newer information is available here: