def get_params()

in src/pixparse/data/transforms.py [0:0]


    def get_params(img, input_size):
        width, height = F.get_image_size(img)
        delta_width = max(input_size[1] - width, 0)
        delta_height = max(input_size[0] - height, 0)
        pad_left = random.randint(0, delta_width)
        pad_top = random.randint(0, delta_height)
        pad_right = delta_width - pad_left
        pad_bottom = delta_height - pad_top
        return (
            pad_left,
            pad_top,
            pad_right,
            pad_bottom
        )