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真实图像转换的水墨图像绘制模拟

DOI: 10.11834/jig.20140616

Keywords: 非真实成像,图像绘制,高斯差分滤波,Kuwahara滤波,Perlin噪声

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Abstract:

目的中国水墨风格模拟是非真实感图像模拟的重要研究课题,现有的模拟算法对于边缘绘制的连贯性不足、颜色汇聚不平滑,导致效果生硬,色彩表现力不强。为此提出一种真实图像转换的方法来对图像进行水墨风格化处理。方法首先利用改进的基于流的高斯差分滤波来生成边缘轮廓;接着运用各向异性Kuwahara滤波实现墨色的汇聚以及自然过渡;最后引入Perlin噪声模拟背景宣纸的褶皱感。结果本文方法能够实现真实图像输入到水墨画风格图像输出的转换,处理速度快。结论实验结果表明,该方法可以在不破坏原图像结构的基础上获得很好的水墨模拟效果。

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