cv2 drawKeypoints 使用自定义数组来绘制关键点
arr的形状是(x,1,2)
keyPoints = cv2.KeyPoint_convert(arr)
img = cv2.drawKeypoints(img, keyPoints , None, color=(0, 255, 0))
知乎 https://www.zhihu.com/people/yuanmuou/activities
arr的形状是(x,1,2)
keyPoints = cv2.KeyPoint_convert(arr)
img = cv2.drawKeypoints(img, keyPoints , None, color=(0, 255, 0))