weixin_43986898的博客

qt.qpa.xcb: could not connect to display qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "/home/cv2/qt/plugins" even though it was found.This application failed to start because no Qt platform plugin could be initialized. Reinstalling the a

编译opencv错误1.####CMake Warning at cmake/OpenCVDownload.cmake:202 (message):FFMPEG: Download failed: 7;“Couldn’t connect to server”For details please refer to the download log file:F:/softword/opencv/build/x64/bianyi/CMakeDownloadLog.txtCall Stack (most