即将离开知乎
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http://www.opencv.org.cn/opencvdoc/2.3.2/html/modules/video/doc/motion_analysis_and_object_tracking.html%22%20%5Cl%20%22calcopticalflowfarneback
您即将离开知乎,请注意您的帐号和财产安全。
http://www.opencv.org.cn/opencvdoc/2.3.2/html/modules/video/doc/motion_analysis_and_object_tracking.html%22%20%5Cl%20%22calcopticalflowfarneback