April 1994
Beginner
224 pages
6h 9m
English
Whenever you have several video sources (e.g. cameras,VTRs) you need a production switcher/vision mixer in order to select and blend their pictures. (The sound from these sources is routed separately, to the sound-control desk.)
The basic switcher is simple enough to operate, but designs range from rudimentary, to highly sophisticated devices incorporating various video effects. There are even automated switchers that can be preprogrammed.
Where the director is preoccupied with guiding talent,camera moves, cuing, etc., and switcher operations become complex (video effects, combined shots), it is better for a separate person to concentrate on its operation— usually the switcher/vision mixer, or the technical ...
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