convert bitmat to ico

bitmat2ico.py

# -*- coding: utf-8 -*-
'''
convert bitmat to ico

ref: https://stackoverflow.com/questions/45507/is-there-a-python-library-for-generating-ico-files/62374154#62374154
'''
import pathlib

from PIL import Image


SIZE_16 = (16, 16)
SIZE_24 = (24, 24)
SIZE_32 = (32, 32)
SIZE_48 = (48, 48)
SIZE_64 = (64, 64)
SIZE_128 = (128, 128)
SIZE_256 = (256, 256)

def bitmap2ico(image_path: str, size: tuple[int, int]) -> str:
    source = pathlib.Path(image_path).resolve()
    print('source: {0}'.format(source))
    target = source.parent.joinpath(source.stem).with_suffix('.ico')
    print('target: {0}'.format(target))
    with Image.open(str(source)) as image:
        with image.resize(size) as new_image:
            new_image.save(str(target), format='ICO', quality=90)

if __name__ == '__main__':
    bitmap2ico(r'./favicon.jpg', SIZE_128)