说明:对边界进行二次取样源码,用canny等算法提取一次边界后,点数过多,不利于描述形状,用这个代码可以实现二次取样。-The boundary of second sampling source, such as canny extraction algorithm with a boundary, too many points, which describe the shape, use this code can realize the second sampling. <王普> 在 2025-11-19 上传
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