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yo.py
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yo.py
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import cv2
cap=cv2.VideoCapture(0)
#cap.set(cv2.cv.CV_CAP_PROP_OPENNI_FOCAL_LENGTH,2000)
bright = 50
expose = 20
cap.set(cv2.cv.CV_CAP_PROP_EXPOSURE, expose)
#cap.set(cv2.cv.CV_CAP_PROP_EXPOSURE_AUTO,0)
v=cap.get(cv2.cv.CV_CAP_PROP_BRIGHTNESS)
w=cap.get(cv2.cv.CV_CAP_PROP_EXPOSURE)
x=cap.get(cv2.cv.CV_CAP_PROP_GAIN)
print v,w,x
while cap.isOpened():
ret, img = cap.read()
if not ret:
continue
cap.set(cv2.cv.CV_CAP_PROP_BRIGHTNESS, bright)
cap.set(cv2.cv.CV_CAP_PROP_EXPOSURE, expose)
v=cap.get(cv2.cv.CV_CAP_PROP_BRIGHTNESS)
w=cap.get(cv2.cv.CV_CAP_PROP_EXPOSURE)
print v,w,x
cv2.imshow('image',img)
key = cv2.waitKey(33)
if key == ord('q'):
break
cap.release()
cv2.destroyAllWindows()