Tuesday 16 November 2010

Green Screen Technique

By Phil Guye

Green screen technique, means the blending of video or photographic pictures taken in two unique places, with one acting as a background and presenting a sense of the talent undertaking in that area. This procedure entails removal of one color to bring in another picture which can serve as a background for the subject. The phrase Green screen technique is used since the green color is popularly used as backdrop because the digital video cameras include picture sensors that happen to be responsive to this color than other colors. This supplies the cleanest mask, in addition to the other facility of reduced light needed to glow green which is also simply because of the picture sensors' higher sensitivity to this color. Green screen technique is found in many science fiction and horror movies which call for a lot of "effects" to produce the false impression of transporting us to the times that the story is coping with.

The word Green screen technique is used as the green color popularly used as backdrop because the digital video cameras are equipped with picture sensors that are responsive to this color than other colors. This offers the cleanest mask, in addition to the other facility of reduced light essential to glow green which is mainly because of the picture sensors' higher sensitivity to this color. Green screen technique is found in many science fiction and horror movies which involve a lot of "effects" to create the illusion of moving us to the times that the story is dealing with. Some critical factors which should be remembered while utilizing this Green screen Technique involve sufficient lights, cameras of premium quality which can generate fantasy through the green screen. Realize that if you are using lighting in a non-professional means, your product will end up with different shades and shadows on the screen.

Green screen technique is a boon to the cameramen, because he ought to bother no more about a background, as the screen itself is an interim background, which may be used to have fun with colors and designs. In fact it provides an excellent overall flexibility to photography addicts, to create their creativeness in creating excellent backdrops and carry you to a mythical place and time in a most convincing technique.

Green screen technique is common with professional filmmakers and photographers. Apart from being great for film makers, especially who're dealing with science fiction and horror films, which require lot of effects, this method is also used for still photography in print media, and on internet. For portrait photography, this procedure is handiest. It can also function as an aid for classroom propagation of technical details, and photography hobbyists can use this method to try out their creativity. You could substitute the green screen with a solid colored, flat sheet, but as green is an essential color in the background, the sheet must also invariably be green. After filming, in the post production stage you could eliminate the green background, through special software program and generate a brand new picture which is married to the theme you have shot, which gives a wonderful sense of being in various milieu or times altogether.

Green Screen technique is becoming thoroughly utilized in commercial photography and film making today, and with a number of software programs you can bring your creativity into full play with this aid. - 42265

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