green room filming
(mock -up)

Chroma Key

Artist sketched out storyboards and then a film directors can re-created this has a

Virtual set. From the computer-generated image, a combining image is created from different images into newly formed single image.

Chroma Key and green screen technology that has been around for some time,

Employing a compositing layer technique of two or more images together in which a single colour with a small colour range is removed, colour keying and colour-separation

Overlay and used extensively in the film industry for special effects.

Commonly used for weather forecasting reports on Television. Where the weather girl or man appears to be standing in front large map, but is actually standing in a studio surrounded by a blue or green screen backdrop.