framework/replay/image_checksum.py

   1 # coding=utf-8
   2 #
   3 # Copyright (c) 2019 Collabora Ltd
   4 # Copyright © 2020 Valve Corporation.
   5 #
   6 # Permission is hereby granted, free of charge, to any person obtaining a
   7 # copy of this software and associated documentation files (the "Software"),
   8 # to deal in the Software without restriction, including without limitation
   9 # the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10 # and/or sell copies of the Software, and to permit persons to whom the
  11 # Software is furnished to do so, subject to the following conditions:
  12 #
  13 # The above copyright notice and this permission notice shall be included
  14 # in all copies or substantial portions of the Software.
  15 #
  16 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  17 # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19 # THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20 # OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21 # ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22 # OTHER DEALINGS IN THE SOFTWARE.
  23 #
  24 # SPDX-License-Identifier: MIT
  25
  26 from hashlib import md5
  27
  28 from PIL import Image
  29
  30 __all__ = ['hexdigest_from_image']
  31
  32
  33 def hexdigest_from_image(file_path):
  34     image_md5 = md5(Image.open(file_path).tobytes())
  35
  36     return image_md5.hexdigest()