pythonで動画撮影（音声なし）

video.py

import numpy as np
import cv2
import datetime

cap = cv2.VideoCapture(0)

ret, frame = cap.read()
if ret==True:
        frame = cv2.flip(frame,0)
print(frame.shape)

# Define the codec and create VideoWriter object
fourcc = cv2.VideoWriter_fourcc(*'XVID')
out = cv2.VideoWriter('output.avi',fourcc, 20.0, (frame.shape[1],frame.shape[0]))

startTime = int(datetime.datetime.now().timestamp())
while(cap.isOpened()):
    ret, frame = cap.read()
    if ret==True:
        frame = cv2.flip(frame,0)

        # write the flipped frame
        out.write(frame)

        now = int(datetime.datetime.now().timestamp())
        if (now - startTime) >= 5:
                break
    else:
        break

# Release everything if job is finished
cap.release()
out.release()
cv2.destroyAllWindows()