【opencv相关报错】

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1.【报错内容】OpenCV(3.4.1) Error: Assertion failed (size.width>0 && size.height>0) in imshow, file /home/can/Opencv/opencv-3.4.1/modules/highgui/src/window.cpp, line 356 terminate called after throwing an instance of 'cv::Exception'   what():  OpenCV(3.4.1) /home/can/

【解决方法】

 

（1）图片的名称要一致，比如本程序的img.jpg，就必须对应的是名称为img的jpg格式的图片。

（2）就是如果不是指具体路径，就默认要把图片放到工作目录，即，程序源码所在的的目录

2.【报错内容】Error: Assertion failed (size.width>0 && size.height>0) in imshow, file /home/can/opencv-3.4.1/modules/highgui/src/window.cpp, line 356
terminate called after throwing an instance of 'cv::Exception'
  what():  OpenCV(3.4.1) /home/can/opencv-3.4.1/modules/highgui/src/window.cpp:356: error: (-215) size.width>0 && size.height>0 in function imshow

【解决方法】

参考文章：https://blog.youkuaiyun.com/langb2014/article/details/50555016

https://blog.youkuaiyun.com/ZJ651927693/article/details/11490633