spfunctions.py 文件源码

def scale_rgb(layers, min_max, lidx):

    layers_c = np.empty(layers.shape, dtype='float32')

    # Rescale and blur.
    for li in range(0, 3):

        layer = layers[li]

        layer = np.float32(rescale_intensity(layer,
                                             in_range=(min_max[li][0],
                                                       min_max[li][1]),
                                             out_range=(0, 1)))

        layers_c[lidx[li]] = rescale_intensity(cv2.GaussianBlur(layer,
                                                                ksize=(3, 3),
                                                                sigmaX=3),
                                               in_range=(0, 1),
                                               out_range=(-1, 1))

    return layers_c