出现以下错误:
danny@danny-virtual-machine:/disk2/OpenCV/study/1$ ./DisplayImage 5.jpg
terminate called after throwing an instance of 'cv::Exception'
what(): OpenCV(3.4.6) /disk2/OpenCV/opencv-3.4.6/modules/highgui/src/window.cpp:617: error: (-2:Unspecified error) The function is not implemented. Rebuild the library with Windows, GTK+ 2.x or Carbon support. If you are on Ubuntu or Debian, install libgtk2.0-dev and pkg-config, then re-run cmake or configure script in function 'cvNamedWindow'