Smear frame

[3] The nature of smear frames helped to reduce production costs of other motion blur techniques used in earlier cartoons.

[3] The more sophisticated, rigged style of animation for CG films was not conducive to smear frames at the time.

[3] The earliest notable use of smear frames in a computer animated film was 2012’s Hotel Transylvania, in which Genndy Tartakovsky's traditional design philosophies were used to guide the 3D shots.

[2][3][4] The term first emerged in reference to this type of smear in Richard Williams’ The Animator’s Survival Kit.

[3] • Animated with 2D puppetry, YouTube’s Super Science Friends used multiples as to not distort their models.

[3] • 2012 Hotel Transylvania employed the use of both elongated in-betweens and multiples, depending on the motion of the shot.

A sequence of five frames from The Dover Boys at Pimento University . Frames 2–4 are smear frames, those being elongated inbetweens.