http://www.opencv.org.cn/images/e/e2/Motion.avi
http://www.opencv.org.cn/images/8/88/Hci.avi
http://www.opencv.org.cn/images/d/d1/Calib_3D.avi
http://www.opencv.org.cn/images/b/b3/Opening-remarks-lee.avi
http://www.opencv.org.cn/images/5/52/Intro-opencv-vadim-part-1.avi
http://www.opencv.org.cn/images/1/19/Intro-opencv-vadim-part-2.avi
http://www.opencv.org.cn/images/2/21/Intro-ipp-lee.avi
http://www.opencv.org.cn/images/8/83/Sivp-yu.avi
http://www.opencv.org.cn/images/1/10/Object-detection-vadim.avi