Function superpixel::do_segmentation_with_superpixel_size

pub fn do_segmentation_with_superpixel_size(
    img: &RgbImage, 
    lab_vec: &mut Vec<LABColor>, 
    width: u32, 
    height: u32, 
    klabels: &mut Vec<i32>, 
    numlabels: &mut u32, 
    superpixel_size: u32, 
    compactness: f64, 
    iterations: u32
) -> u32