Chroma Camera

green screen or chroma key is a technique by which a block of a particular color (often blue or green) in a video image can be replaced either by another color or image, enabling, for example, a weather forecaster to appear against a background of a computer-generated weather map.

chroma camera is video background changer. works like charm. Easy to use. choose a background photo. than using the dropper click on the screen to choose the chroma color. start record and that is it.