采用c编程实现摄像头对道路的识别进而进一步提取黑线 通过连续三个间隔的跳变识别，程序稳定-use c programme to realize the camera to extract black line of the road

路标识别，模式识别大作业，圆形检测；检测彩色路标，直方图均衡化，提取圆形路标，增强提取目标，二值化,提取路标中的指示图，中值滤波，平滑滤波，图像边框处理，链码生成及识别(The road sign recognition, pattern recognition operations, circle detection; detection of color signs, histogram equalization, extracting circular signs, enhanced ex