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import argparse
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import cv2
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import glob
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import os
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def main(args):
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txt_file = open(args.meta_info, 'w')
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for folder, root in zip(args.input, args.root):
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img_paths = sorted(glob.glob(os.path.join(folder, '*')))
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for img_path in img_paths:
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status = True
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if args.check:
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try:
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img = cv2.imread(img_path)
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except (IOError, OSError) as error:
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print(f'Read {img_path} error: {error}')
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status = False
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if img is None:
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status = False
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print(f'Img is None: {img_path}')
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if status:
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img_name = os.path.relpath(img_path, root)
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print(img_name)
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txt_file.write(f'{img_name}\n')
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if __name__ == '__main__':
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"""Generate meta info (txt file) for only Ground-Truth images.
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It can also generate meta info from several folders into one txt file.
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"""
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parser = argparse.ArgumentParser()
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parser.add_argument(
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'--input',
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nargs='+',
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default=['datasets/DF2K/DF2K_HR', 'datasets/DF2K/DF2K_multiscale'],
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help='Input folder, can be a list')
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parser.add_argument(
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'--root',
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nargs='+',
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default=['datasets/DF2K', 'datasets/DF2K'],
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help='Folder root, should have the length as input folders')
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parser.add_argument(
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'--meta_info',
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type=str,
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default='datasets/DF2K/meta_info/meta_info_DF2Kmultiscale.txt',
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help='txt path for meta info')
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parser.add_argument('--check', action='store_true', help='Read image to check whether it is ok')
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args = parser.parse_args()
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assert len(args.input) == len(args.root), ('Input folder and folder root should have the same length, but got '
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f'{len(args.input)} and {len(args.root)}.')
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os.makedirs(os.path.dirname(args.meta_info), exist_ok=True)
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main(args)
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