一个能够自动检测图象中是否存在平行线，并在图象中标示此平行线的VC源代码。-an image can automatically detect whether the existence of parallel lines, and the image of this parallel line marking the VC source.

一个能够自动检测图象中是否存在平行线，并在图象中标示此平行线的VC源代码。-an image can automatically detect whether the existence of parallel lines, and the image of this parallel line marking the VC source.