![]() ![]() I use a form of chroma keying or green screening to resolve this, by blue tacking green card to the monitor when taking a photo or video, and then removing the colour from the screen and replacing it with a chosen image. If you have tried taking a photo or video of a PC monitor before, you have probably noticed that you end up with footage that ends up covered in horizontal lines, flickering all over the place. A certain colour on your top layer of video is made transparent to reveal another video or image placed behind it.īelow is an example of how I utilise a green screen. ![]() Green screening, otherwise known as chroma keying or chroma key compositing, is a special effects technique for replacing a single colour of part of a video or image, with another video or image. In this blog I will be providing you with a step by step guide on how to overlay an image or video content onto a video that is using a green screen.
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