基于视频图像的车牌定位程序，其中预处理包括图像二值化、边缘提取、图像滤波和形态学处理的等等，最后利用投影进行车牌定位。-License Plate Location Based on Video Image program, which includes image binarization pretreatment, edge extraction, image filtering and morphological processing, etc. Finally, projection f