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import argparse |
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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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img_paths_gt = sorted(glob.glob(os.path.join(args.input[0], "*"))) |
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img_paths_lq = sorted(glob.glob(os.path.join(args.input[1], "*"))) |
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assert len(img_paths_gt) == len(img_paths_lq), ( |
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"GT folder and LQ folder should have the same length, but got " |
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f"{len(img_paths_gt)} and {len(img_paths_lq)}." |
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) |
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for img_path_gt, img_path_lq in zip(img_paths_gt, img_paths_lq): |
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img_name_gt = os.path.relpath(img_path_gt, args.root[0]) |
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img_name_lq = os.path.relpath(img_path_lq, args.root[1]) |
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print(f"{img_name_gt}, {img_name_lq}") |
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txt_file.write(f"{img_name_gt}, {img_name_lq}\n") |
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if __name__ == "__main__": |
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"""This script is used to generate meta info (txt file) for paired images.""" |
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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=[ |
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"datasets/DF2K/DIV2K_train_HR_sub", |
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"datasets/DF2K/DIV2K_train_LR_bicubic_X4_sub", |
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], |
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help="Input folder, should be [gt_folder, lq_folder]", |
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) |
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parser.add_argument( |
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"--root", nargs="+", default=[None, None], help="Folder root, will use the " |
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) |
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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_DIV2K_sub_pair.txt", |
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help="txt path for meta info", |
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) |
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args = parser.parse_args() |
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assert ( |
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len(args.input) == 2 |
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), "Input folder should have two elements: gt folder and lq folder" |
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assert ( |
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len(args.root) == 2 |
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), "Root path should have two elements: root for gt folder and lq folder" |
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os.makedirs(os.path.dirname(args.meta_info), exist_ok=True) |
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for i in range(2): |
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if args.input[i].endswith("/"): |
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args.input[i] = args.input[i][:-1] |
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if args.root[i] is None: |
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args.root[i] = os.path.dirname(args.input[i]) |
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main(args) |
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