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一种兼容于MPEG-4的三维人脸动画

Keywords: 形变模型,人脸动画,MPEG-4,网格简化

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Abstract:

为了生成真实感的三维人脸动画,提出了一种新的兼容于MPEG-4的人脸动画方法.采用基于均匀网格重采样和网格简化相结合的方法对齐原型三维人脸,并在三维模型上定位FDP和FAP控制点,建立兼容于MPEG-4的人脸动画模型,根据已知的人脸动画定义表构建适合于该方法提出的三维模型的人脸动画定义表.实验结果表明,该人脸动画方法可根据一幅给定的人脸图像自动重建特定人的三维人脸,并根据FAP参数序列驱动模型,生成真实感较好的人脸动画图像.

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