render_movie.py 文件源码

def get_rescaled(fname, rescaled_directory):
    rescaled_fname = fname + ".rescaled.png"
    rescaled = os.path.join(rescaled_directory, rescaled_fname)
    image = cv2.imread(rescaled, cv2.IMREAD_UNCHANGED)
    if image is None:
        print "Failed to read image from", rescaled
        return i, None
    # hisEqulColor(image)


    b_channel, g_channel, r_channel = cv2.split(image)
    alpha_channel = np.ones(b_channel.shape, dtype=b_channel.dtype) * 255
    image = cv2.merge((b_channel, g_channel, r_channel, alpha_channel))
    return image