参照官方教程安装后，启动PPOCRLabel报错：[已放弃 (核心已转储)]
官方链接地址：PPOCRLabelv2
$~ PPOCRLabel --lang ch
QObject::moveToThread: Current thread (0x561534309430) is not the object's thread (0x56153929eac0).
Cannot move to target thread (0x561534309430)
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "/home/zhangchang/gitlab/ocr-data-analysis/venv/lib/python3.8/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, eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, wayland-egl, wayland, wayland-xcomposite-egl, wayland-xcomposite-glx, webgl.
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C++ Traceback (most recent call last):
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No stack trace in paddle, may be caused by external reasons.
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Error Message Summary:
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FatalError: `Process abort signal` is detected by the operating system.
[TimeInfo: *** Aborted at 1703057786 (unix time) try "date -d @1703057786" if you are using GNU date ***]
[SignalInfo: *** SIGABRT (@0x3e80000aed3) received by PID 44755 (TID 0x7fcc6d41fb80) from PID 44755 ***]
已放弃 (核心已转储)
解决方案：
可以在没有 GUI 的情况下安装headless-opencv。然后它起作用了
pip install opencv-python opencv-python-headless