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彩色视频图像卡通风格化研究与实现

DOI: 10.11830/ISSN.1000-5013.2014.06.0659

Keywords: 图像卡通化, 均值漂移滤波, 高斯金字塔, 色彩量化

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Abstract:

提出一种彩色视频图像卡通风格化的新方法,将均值漂移滤波与高斯图像金字塔结合起来使用,在对彩色视频图像进行颜色聚类和噪声消除的同时,提高了处理的速度.运用DoG算子对滤波后的图像进行边缘检测;再对移滤波后的图像进行色彩量化;最后将量化后的图像与边缘图像进行融合.融合时根据边缘处梯度的大小设置边缘颜色的深度,使得最终得到的卡通化图像不仅在高对比度区域得到加强而且减少了噪声,边缘更加自然.实验结果表明:本算法与传统的双边滤波和DoG算子相比,获得了更好的卡通风格化效果和更快的运行速度,并且可以直接将输入的视频文件转换为卡通化的视频文件输出.

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