Importance of Rotoscoping Technique in Film Industry
Rotoscoping is basically a technique used in animation as the animators capture frame by frame live action so as to develop an animation film. Earlier the captured live actions were projected onto a frosted glass panel and were redrawn by the animator. This equipment used for projection is called “Rotoscope”. Nowadays this equipment has been replaced by computers.
Today’s visual effects industry explains rotoscoping as a technique used to create a matte for an element on a live action plate so as to merge over another background. The term rotoscoping usually abbreviated as “Roto” is used to is been used as a tool for visual effects in live action films. Rotoscoping mainly implies cutting an image from a background and then replacing it in another new background or Rotoscoping involves extracting a moving image from a video and replacing the background completely or partially with special effects. When using this technique, editors trace over live action film movement on each frame to use in a video.
Rotoscoping techniques used:
• Articulated Rotoscoping
• Garbage Matte Creation
• Matte Generation
• 2D Motion Tracking
• Paint Touch-up/Cloning
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