The arrival of satellite tv has seen the virtual explosion of Television channels, broadcasters, production houses and content makers. It is because cable TV and direct to home systems have certainly pushed the frontiers of tv broadcasting beyond all imaginable limits and onto a global scale. It is perfectly logical that Television networks worldwide employ the use of a Green screen.

One of the popular techniques that are used in television program production is actually that of using a Green screen in the background of the studio where a particular programme is getting shot. This really is part of the technique of chroma key which deals specifically with the elimination of certain images in the background of the shot as well as superimposing this with some other image, that is more suitable for the production. For example, it’s possible to work with a screen that’s green in colour behind the broadcaster who is reading out the weather news. Whenever audiences view the programme, the green or blue screen as the situation might be, is changed with a weather map or scenes of certain cities or satellite images.

A Green screen is particularly valuable for chroma key uses, on account of the fact that the conventional human skin tone has hardly any elements of green in it. This helps in the better level of quality of picture superimposition plus the alternative of background, without interfering much with the general image of the broadcaster who’s standing up in the foreground. If there had been any green tint or tone in human skin, elements of the body would seem invisible when utilizing the other coloured screen, making the effect quite odd and very inappropriate and out of place.

One of the primary advantages of using a Green screen is that it is fairly simple to apply as well as being cost effective. If one were to make use of a huge plasma or High definition tv screen behind the broadcaster, the impact may very well be marvellous, but the price will be far larger than that of using a green screen. In these times of downturn in the economy, cost management would be the key and the dice is loaded towards utilizing cheaper options.

One can effortlessly make a Green screen that may be used in TV program production. With this, simple things like a table cloth can be used. This cloth has to be uniformly painted, so that you will find no streaks or unequal areas that could stick out when the show goes on air. It’s possible to likewise work with a bare wall that is equally painted in green to form the colored background. Among the ideas to remember when utilizing trees or forests as the backdrop image is never to utilize green. Green is usually a a lot more ideal colour to use if your backdrop is the picture of the sea or of the heavens. Using a green screen is therefore a highly effective way of utilising chroma key technique in Television program production, which is popular because of its simplicity and inexpensiveness.

 

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