demo_process.py
```
def onevideo2frame(video_path,width_factor,height_factor,interval):
frame_all=[]
cap = cv2.VideoCapture(video_path)
frame_read_index =1
if cap.isOpened():
success =True
else:
success =False
# print("{}读取失败!".format(video_path))
while (success):
success, frame = cap.read()
# print("---> 正在读取第%d帧:" % frame_read_index, success)
if successand frame_read_index % interval ==0:
# resize_frame=cv2.resize(frame,(1000,1000))
# resize_frame=cv2.resize(frame,(0,0),fx=width_factor,fy=height_factor)
frame_all.append(frame)
frame_read_index +=1
cap.release()
return frame_all
```
