gui.py 文件源码

def gen_image_frames(img_path, fps, duration):
    """Generate frames from a image so that can play like a video.

    Parameters
    ----------
    img_path : string
        absolute path to the image.
    fps : int
        frame rates per second
    duration : float
        duration of the sequence in second
    """
    num_frames = int(fps*duration)

    img = cv2.imread(img_path)
    frames = []
    for i in xrange(num_frames):
        frames.append(img)

    return frames, len(frames)