这是一个采用小波和最优算子提取图像边缘(轮廓)的动态库，其效果 非常好，曾用于很多图像识别软件中。附有示例程序。 用于商业目的可能需要注册。-This is a wavelet and optimal operator Image Edge Extraction (contour) of the dynamic, the effect is very good. has been used for many image recognition software. With sample