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http://www.python36.com/how-to-install-opencv340-on-ubuntu1604/Step #1:stepUpdate and Upgrade and Cleanup (Required for error-free installation)$ sudo apt-get update$ sudo apt-get upgrade

提取轮廓在OpenCV里有一个函数 cvFindContours int cvFindContours( CvArr* image, CvMemStorage* storage, CvSeq** first_contour,int header_size=sizeof(CvContour),int mode=CV_RETR_LIST,int method=CV_CHAIN_APPROX_SIMPL...