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 Nowadays this equipment has been replaced by computers.

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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
• Rotosplining
• Paint Touch-up/Cloning
Rotoscoping

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