LIP SYNC ANIMATION CREATION DEVICE, COMPUTER PROGRAM, AND FACE MODEL CREATION SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide an animation creation device for setting a keyframe and blended rate automatically so as to obtain a smooth and natural animation.;SOLUTION: A lip sync animation creation device 200 comprises: a viseme sequence creation part 230 for obtaining visemes from speech data 152 by use of a sound model 170, a mapping definition 176 and a transcription 154, adding a default blended rate, and creating a viseme sequence 180; a keyframe deletion part 236 for deleting keyframes in descending order of face model change speed among adjacent keyframes in a keyframe sequence comprising keyframes defined in the viseme sequence 180; an adjustment part 244 for reducing a blended rate when a speech power in a keyframe is small; an adjustment part 250 for reducing the blended rate when an image change speed is high; and a blend processing part 256 for creating a face image animation by blending between keyframes.;COPYRIGHT: (C)2008,JPO&INPIT