Robust stroke-based video animation via layered motion and correspondence

  • Authors:
  • Tao Lin;Liang Lin;Qing Wang

  • Affiliations:
  • Sun Yat-Sen University, Guangzhou, China;Sun Yat-Sen University & Lotus Hill Research Institute, Guangzhou, China;Sun Yat-Sen University, Guangzhou, China

  • Venue:
  • Proceedings of the 20th ACM international conference on Multimedia
  • Year:
  • 2012

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Abstract

This paper investigates a novel approach to reduce artifacts and visual flickering in generating painterly animations from real video clips. In the traditional painterly animation methods, the brush strokes are propagated over video frames by calculating optical flows, and the visual impression of animations are severely affected by incorrect correspondences. In our method, we combine motion segmentation and occlusion handing to establish accurate dense feature correspondences, which is shown to robust propagate brush strokes against complex motions and occlusions. Moreover, a beforehand rendering strategy is presented to alleviate stroke flickering. In the experiments, we generate a number of animations in cartoon and oil painting style. The quantitative evaluations of brush stabilization is presented as well.