首先安装 pip install opencv-python -i https://pypi.douban.com/simple/
代码实现： 获取第n帧画面
import cv2
vidcap = cv2.VideoCapture('%93%81%E7%BB%8F%E7%90%86.mp4')
success,image = vidcap.read()
n=1
while n < 30:
success, image = vidcap.read()
n+=1
imag = cv2.imwrite('fdfd2.jpg',image)
if imag ==True:
print('ok')