Created by: weiexcelpro
这个看起来是opencv的用法问题. 请检查图片路径. 打印license_plate变量进行查看.
可参考: https://stackoverflow.com/questions/52676020/opencv-src-empty-in-function-cvtcolor-error
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Created by: weiexcelpro
这个看起来是opencv的用法问题. 请检查图片路径. 打印license_plate变量进行查看.
可参考: https://stackoverflow.com/questions/52676020/opencv-src-empty-in-function-cvtcolor-error