Real-ESRGAN
58 строк · 2.1 Кб
1import argparse
2import cv2
3import glob
4import os
5
6
7def main(args):
8txt_file = open(args.meta_info, 'w')
9for folder, root in zip(args.input, args.root):
10img_paths = sorted(glob.glob(os.path.join(folder, '*')))
11for img_path in img_paths:
12status = True
13if args.check:
14# read the image once for check, as some images may have errors
15try:
16img = cv2.imread(img_path)
17except (IOError, OSError) as error:
18print(f'Read {img_path} error: {error}')
19status = False
20if img is None:
21status = False
22print(f'Img is None: {img_path}')
23if status:
24# get the relative path
25img_name = os.path.relpath(img_path, root)
26print(img_name)
27txt_file.write(f'{img_name}\n')
28
29
30if __name__ == '__main__':
31"""Generate meta info (txt file) for only Ground-Truth images.
32
33It can also generate meta info from several folders into one txt file.
34"""
35parser = argparse.ArgumentParser()
36parser.add_argument(
37'--input',
38nargs='+',
39default=['datasets/DF2K/DF2K_HR', 'datasets/DF2K/DF2K_multiscale'],
40help='Input folder, can be a list')
41parser.add_argument(
42'--root',
43nargs='+',
44default=['datasets/DF2K', 'datasets/DF2K'],
45help='Folder root, should have the length as input folders')
46parser.add_argument(
47'--meta_info',
48type=str,
49default='datasets/DF2K/meta_info/meta_info_DF2Kmultiscale.txt',
50help='txt path for meta info')
51parser.add_argument('--check', action='store_true', help='Read image to check whether it is ok')
52args = parser.parse_args()
53
54assert len(args.input) == len(args.root), ('Input folder and folder root should have the same length, but got '
55f'{len(args.input)} and {len(args.root)}.')
56os.makedirs(os.path.dirname(args.meta_info), exist_ok=True)
57
58main(args)
59