opencv-demo.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import cv
from datetime import datetime

if __name__ == '__main__':
    capture = cv.CaptureFromCAM(0)
    cv.NamedWindow('Webcam')

    while True:
        frame = cv.QueryFrame(capture)
        cv.ShowImage('Webcam', frame)
        c = cv.WaitKey(10) % 256

        if c == 27:
            # ESC pressed. Finish the program
            break
        elif c == 10:
            # ENTER pressed. Store image to disk
            cv.SaveImage(datetime.now().strftime('%Y%m%d_%Hh%Mm%Ss%f') + '.jpg', frame)

    capture = None
    cv.DestroyAllWindows()