基于openCV的手势识别,用肤色的有效提取, 再经过阈值化, 和形态学变换, 得到手的轮廓, 最后采用轮廓匹配的方法, 得到识别结果-OpenCV based gesture recognition, effective use of color extraction, and then after a threshold, and morphological transformation, contours of the hand, the final contour matching me