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在win10 64位系统运行程序，打开视频显示报错

3

报错代码: cv::Exception: OpenCV(4.2.0) C:\build\master_winpack-bindings-win64-vc14-static\opencv\modules\core\src\count_non_zero.dispatch.cpp:124: error: (-215:Assertion failed) cn == 1 in function 'cv::countNonZero'