sonic-track.py 文件源码

def __init__(self, resolution=(CAMERA_WIDTH, CAMERA_HEIGHT), framerate=CAMERA_FRAMERATE, rotation=0, hflip=False, vflip=False):
        # initialize the camera and stream
        self.camera = PiCamera()
        self.camera.resolution = resolution
        self.camera.rotation = rotation
        self.camera.framerate = framerate
        self.camera.hflip = hflip
        self.camera.vflip = vflip
        self.rawCapture = PiRGBArray(self.camera, size=resolution)
        self.stream = self.camera.capture_continuous(self.rawCapture,
            format="bgr", use_video_port=True)

        # initialize the frame and the variable used to indicate
        # if the thread should be stopped
        self.frame = None
        self.stopped = False