def do_paint(src_file, dest_file, imagebank, split_thresh, minsize, group_thresh, scale, bankscale):
painter = Painter(src_file,
imagebank,
split_thresh,
minsize,
group_thresh,
scale)
painter.generate_groups()
painter.get_pictures_for_groups()
painter.paint(bankscale)
painter.dest_image.save(dest_file, 'PNG')