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Rotoscoping

Rotoscoping. David Chen CS294-7 The Art of Animation. Technique. Take live action footage (source footage) Trace each frame of footage Merge rotoscoped images with the animation. Origins. 19 th century studies in motion Eadweard Muybridge, The Horse in Motion (1878). Early Days.

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Rotoscoping

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  1. Rotoscoping David Chen CS294-7 The Art of Animation

  2. Technique • Take live action footage (source footage) • Trace each frame of footage • Merge rotoscoped images with the animation

  3. Origins • 19th century studies in motion • Eadweard Muybridge, The Horse in Motion (1878)

  4. Early Days • Max Fleischer: “Out of the Inkwell” (1914), “Betty Boop” (1930s) • Disney: Snow White (1937), 101 Dalmatians (1961) • Higher level of realism in animation

  5. Out of the Inkwell

  6. Why Rotoscoping? • Live action video • a-ha - Take On Me (1985) • Star Wars (1977) • Reuse of source footage • Disney: Winnie the Pooh (1960s), The Jungle Book (1967), etc. • Budget concerns • Ralph Bakshi: Wizards (1977), The Lord of the Rings (1978)

  7. a-ha - Take On Me

  8. Family Guy - Take On Me

  9. Disney: Cheapskates?

  10. Modern Rotoscoping • Highly computer-assistated • Waking Life (2001) • A Scanner Darkly (2006) • Digital equivalent: motion capture • Actor performs an action • System captures 3D positional data • Animator uses data to generate realistic motion

  11. A Scanner Darkly

  12. Lord of the Rings: Motion Capture

  13. Conclusion • Rotoscoping is used for: • Realism • Cost-cutting • Motion study • Rotoscoping (and motion capture) still used widely today

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