1#!/usr/bin/env python3
2
3# Copyright (c) 2019 Collabora Ltd
4#
5# Permission is hereby granted, free of charge, to any person obtaining a
6# copy of this software and associated documentation files (the "Software"),
7# to deal in the Software without restriction, including without limitation
8# the rights to use, copy, modify, merge, publish, distribute, sublicense,
9# and/or sell copies of the Software, and to permit persons to whom the
10# Software is furnished to do so, subject to the following conditions:
11#
12# The above copyright notice and this permission notice shall be included
13# in all copies or substantial portions of the Software.
14#
15# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
16# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
19# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21# OTHER DEALINGS IN THE SOFTWARE.
22#
23# SPDX-License-Identifier: MIT
24
25import argparse
26import hashlib
27from PIL import Image
28
29def main():
30    parser = argparse.ArgumentParser()
31    parser.add_argument('imagefile', help='image file to calculate checksum for')
32
33    args = parser.parse_args()
34
35    md5 = hashlib.md5(Image.open(args.imagefile).tobytes())
36    print(md5.hexdigest())
37
38if __name__ == "__main__":
39    main()
40