OpenCV：Error: Assertion failed (size.width>0 && size.height>0) in cv::imshow
Error: Assertion failed (size.width>0 && size.height>0) in cv::imshowio 出現以上報錯信息，有多是加載圖像路徑錯誤，未成功加載圖像， 圖像的寬和高沒有大於0，致使顯示不出來。im 寫代碼的時候最好加上判斷圖像是否加載成功，若是加載失敗就報錯退出。sse
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