图像处理，包括拉普拉斯算子提取轮廓，平滑化，二值化，以及细化等方面的图像处理程序代码-image processing, including extraction Laplician profile, smooth, two values, as well as details such as the image processing code

图像边界提取C程序--使用拉普拉斯算子,需要的可以下载-Image edge extraction C program- use the Laplace operator, need to see is available for download