Automated home video editing: a multi-core solution

  • Authors:
  • Chengkun Xue;Liqun Li;Feng Yang;Patricia P. Wang;Tao Wang;Yimin Zhang;Yankui Sun

  • Affiliations:
  • Tsinghua University, Beijing, China;Intel China Research Center, Beijing, China;Tsinghua University, Beijing, China;Intel China Research Center, Beijing, China;Intel China Research Center, Beijing, China;Intel China Research Center, Beijing, China;Tsinghua University, Beijing, China

  • Venue:
  • Proceedings of the 15th international conference on Multimedia
  • Year:
  • 2007

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Abstract

In the field of automated home video editing, exploring the dependence relations between who (character) and where (scene) makes great sense to end-users for content selection. However, such techniques have not been well developed in real applications due to their computational intensity. The emerging multi-core architectures provide an opportunity to speed up those compute expensive algorithms if shift from serial thinking to parallelism. This demonstration presents a scalable parallel system for home video editing. In a realtime processing speed, the system analyzes how many characters and scenes are captured and provides end-users with flexible preference customization. Through kernel module optimization and data-level parallelization, evaluations on a real 8-core machine indicates a near linear speed up could be achieved along with the increasing number of cores.