The pretreatments was imposed on the sampled real-time image sequence.The colorized virtual loops blocking algorithm is used to detect red lights runners and catch process of peccancy.

• 在对采集的图像进行预处理后，采用彩色虚拟线圈的匹配的算法来判断运动的车辆是否闯红灯，并且捕捉闯红灯的车辆运行过程；