Speech-assisted lip synchronization in audio-visual communications

  • Authors:
  • Tsuhan Chen;H. P. Graf;B. Haskell;E. Petajan;Yao Wang;H. Chen;Wu Chou

  • Affiliations:
  • -;-;-;-;-;-;-

  • Venue:
  • ICIP '95 Proceedings of the 1995 International Conference on Image Processing (Vol.2)-Volume 2 - Volume 2
  • Year:
  • 1995

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Abstract

We utilize speech information to improve the quality of audio-visual communications such as video telephony and videoconferencing. We show that the marriage of speech analysis and image processing can solve problems related to lip synchronization. We present a technique called speech-assisted frame-rate conversion, and apply it to coding of talking head video. Demonstration sequences are presented. Extensions and other applications are outlined.