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AVS中一种分像素运动估计的快速算法

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摘要 高精度的匹配和补偿可以减少预测误差,提高视频图像的压缩效果。本文提出了一种纯比较式的快速分像素运动估计算法,把平均搜索点数降为3,而重建图像的质量接近于现有的快速分像素运动估计算法。实验证明,新算法通过简单的比较,可以快速得到较为精度的运动矢量,大大提高了AVS分像素运动估计的速度。
作者 邵春芳
出处 《科技资讯》 2009年第30期186-187,共2页 Science & Technology Information
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