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Rear projection (background projection, process photography, etc.) is one of many in-camera effects cinematic techniques in film production for combining foreground performances with pre-filmed backgrounds. It was widely used for many years in driving scenes, or to show other forms of "distant" background motion.
Originally, live-action film images were projected onto a glass panel and traced onto paper. This projection equipment is referred to as a rotoscope, developed by Polish-American animator Max Fleischer. [1] This device was eventually replaced by computers, but the process is still called rotoscoping.
Rear projection, animated slides, multiple projectors (superimposition), mobile projectors (on tracks or handheld), projection on smoke, sounds, odors and even electric shocks were used to frighten audiences in dedicated theatres with a convincing ghost horror experience.
A car containing the performers is aligned in front of the screen so that the scenery appears through its rear and/or side windows. A camera in front of the car records both the foreground action and the projected scenery, as the performers pretend to drive. Like multiple exposure, rear projection is technically difficult.
This past February, an unconventional delegation from Barco made the trek from Ghent to Los Angeles. Clad in bowties and evening gowns, this crew of execs and engineers cut dashing figures on a ...
Front projection; Rear projection; Phonotrope a live animation technique that uses the frame-rate of a camera; There are many ways one could use the in-camera effect. The in-camera effect is something that often goes unnoticed but can play a critical part in a scene or plot.