1、目標

1. 讀取視訊
2. 對每一幀進行處理
3. 儲存視訊

2、環境

1. Python3
2. Windows

3、官方文件&參考

4、程式碼

import cv2

cap = cv2.VideoCapture('F:\\test.mp4')
fourcc = cv2.VideoWriter_fourcc(*'XVID')
fps =cap.get(cv2.CAP_PROP_FPS)
size = (int(cap.get(cv2.CAP_PROP_FRAME_WIDTH)), int(cap.get(cv2.CAP_PROP_FRAME_HEIGHT)))
out = cv2.VideoWriter('F:\\output.avi'
 
,fourcc, fps, size)

while(cap.isOpened()):
    ret, frame = cap.read()
    if ret==True:
        frame = cv2.flip(frame,0)

        out.write(frame)

        cv2.imshow('frame',frame)
        if cv2.waitKey(1) & 0xFF == ord('q'):
            break
    else:
        break

cap.release()
out.release()
cv2.destroyAllWindows()