AR_Camera.py 文件源码

def initialize(self):
        # Initialize video capture
        self.cap = cv2.VideoCapture(self.ID)

        frameRate = 20.0
        frameWidth = 640
        frameHeight = 480

        if cv2.__version__[0] == "2":
            # Latest Stable Version (2.x)
            self.cap.set(cv2.cv.CV_CAP_PROP_FPS, frameRate)
            self.cap.set(cv2.cv.CV_CAP_PROP_FRAME_WIDTH, frameWidth)
            self.cap.set(cv2.cv.CV_CAP_PROP_FRAME_HEIGHT, frameHeight)
        else:
            # version 3.1.0 (BETA)
            self.cap.set(cv2.CAP_PROP_FPS, frameRate)
            self.cap.set(cv2.CAP_PROP_FRAME_WIDTH, frameWidth)
            self.cap.set(cv2.CAP_PROP_FRAME_HEIGHT, frameHeight)

        self.thresh = 0.4
        self.thresh_img = np.zeros((frameHeight, frameWidth, 3), dtype=np.uint8)