去除同一方向上，直线相交的拐点；将合并后的图像中分割区域中变为道路标线区域；获取任意两点之间的角度；获取Sobel边缘检测后的最长直线；对图像进行分块处理；获取任意两点之间的距离等等。-Removal of the same direction, a straight line intersecting the inflection point divided region in the merged image becomes the road marking area Get the a