Thursday, 5 December 2013
Green Screen Research
A green screen is a special effect technic that is used in films and TV programs.You use them to add effects such as computerized graphics. Green screens were first used in the film 'Four heads are better than one'. Which is by one of the first ever film makers Georges Méliès. The green screen composing techniques have developed over the years by inventors such as Frank Williams,C. Dodge Dunning,Lawrence Butler and Petro Vlahos. Frank Williams' was the first film maker to create the moving matte. Before that they only could use green screens if the camera was still so you couldn't use it for action shots. Green screens have become increasingly popular since the invention of digital film making. They have also developed a lot which makes it more easier to use and you can be more creative with your ideas. Some films use green screens all the way through. For example Mary Poppins, the recent remake of Alice In Wonderland, The Hobbit, 300 and The Avengers. Lots of TV programs use them too for example Ugly Betty, CSI's, Monk and Grey's Anatomy. They use green screens for either special effects such us fires,explosions and crashes. Another reason they might use them is for views and street shots. They use them for these because it would be hard to film in a street without getting in the way of people or vehicles. Mary Poppins used a lot of green screen work. One of the most popular scenes of the film where green screens are used is Mary Poppins flying on a umbrella. At the time of release, it would have been mind-blowing for the people that watched it; but if you compared it to films these days, it's completely different.
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