警告提示:This application is modifying the autolayout engine from a background thread, which can lead to engine corruption and weird crashes. This will cause an exception in a future release. 错误原因:在回调函数中或者后台线程中更新了UI界面,而UI界面必须是在主界面中才能进行修改 解决办法: dispatch_a
could not loag image... terminate called after throwing an instance of 'cv::Exception' what(): OpenCV(-pre) /home/w1/work/depends/opencv/modules/highgui/src/window.cpp:: error: (-:Assertion failed) size.width> && size.height> in function 'im
我是这么解决的: I had the same problem. How to fix : Open up image with Preview -> File > Export > Format change to PNG and you are done 其他被采纳的方法: 12 Answers activeoldestvotes up vote41down voteaccepted Did you check whether the file Users/kavapanga/Des