两种方法实现车牌定位：一种基于蓝色车牌的颜色分割，一种基于竖向纹理的识别。源文件有多个算法，有一部分未用到，但也在此提供，鼓励各位试着换个算法优化实现。内含README文件有详细说明。(Using 2 methods to realize license plate recognition: one is based on blue color segmentation, the other is based on vertical pattern recognition. More detai