OpenCV报错：error: (-215:Assertion failed) size.width＞0 && size.height＞0 in function ‘cv::imshow‘

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opencv 报错

error: (-215:Assertion failed) size.width>0 && size.height>0 in function ‘cv::imshow’

解决方案：

图片路径不对！
图片路径不对！
图片路径不对！