#!/usr/bien/env python
# -*-coding:Utf-8-*
import cv2.cv as cv

#default to capture from /dev/video0
capture = cv.CaptureFromCAM(0)
while True:
   # Grab one frame from camera
   frame = cv.QueryFrame(capture)

   # Display frame in a window
   cv.ShowImage( "image", frame )

   # Wait for ESC to end program
   c = cv.WaitKey(7) % 0x100
   if c == 27:
      break
cv.DestroyAllWindows()