Image Processing Blog

 Opencv Python Read Video From Camera import cv2 captureImage = cv2.VideoCapture( 0 ) while ( True ): ret , frame = captureImage.read() gray = cv2.cvtColor(frame , cv2.COLOR_BGR2GRAY) cv2.imshow( 'image' , gray) if cv2.waitKey( 1 ) & 0xFF == ord ( 'q' ): break captureImage.release() cv2.destroyAllWindows()

 OpenCV Python Webcam Control import cv2 cap = cv2.VideoCapture( 0 ) if not cap.isOpened(): raise IOError ( "webcam not available" ) while True : ret , f = cap.read() f = cv2.resize(f , None, fx = 0.5 , fy = 0.5 , interpolation =cv2.INTER_AREA) cv2.imshow( 'I' , f) c = cv2.waitKey( 1 ) if c == 27 : break cap.release() cv2.destroyAllWindows()