camera.py 文件源码

def capture_img(img_path='img.jpg', res=(1024,768), vflip=True):
    """
    Captures image with PiCamera and saves it to given path.
    It cannot be used when camera is active 
    (for example when it is used by mjpg-streamer). In that case
    exception ``PiCameraMMALError`` will be raised.
    """
    camera = PiCamera()

    camera.resolution = res
    camera.vflip = vflip

    print('CAMERA: Capturing image...')
    camera.capture(img_path)
    print('CAMERA: Image saved in {}'.format(img_path))

    camera.close()