다름이 아니라 opencv 내장함수를 사용하려고 하는데 다음 아래 사진과 같은 에러가 났습니다!
qt.qpa.xcb: could not connect to display
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "/usr/local/lib/python3.7/site-packages/cv2/qt/plugins" even though it was found.
This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.
Available platform plugins are: xcb.
중지됨 (core dumped)
다음과 같은 문제에 대해서 해결방안을 아시나요?