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| import argparse | |
| import glob | |
| import os | |
| def main(args): | |
| txt_file = open(args.meta_info, 'w') | |
| # sca images | |
| img_paths_gt = sorted(glob.glob(os.path.join(args.input[0], '*'))) | |
| img_paths_lq = sorted(glob.glob(os.path.join(args.input[1], '*'))) | |
| assert len(img_paths_gt) == len(img_paths_lq), ('GT folder and LQ folder should have the same length, but got ' | |
| f'{len(img_paths_gt)} and {len(img_paths_lq)}.') | |
| for img_path_gt, img_path_lq in zip(img_paths_gt, img_paths_lq): | |
| # get the relative paths | |
| img_name_gt = os.path.relpath(img_path_gt, args.root[0]) | |
| img_name_lq = os.path.relpath(img_path_lq, args.root[1]) | |
| print(f'{img_name_gt}, {img_name_lq}') | |
| txt_file.write(f'{img_name_gt}, {img_name_lq}\n') | |
| if __name__ == '__main__': | |
| """This script is used to generate meta info (txt file) for paired images. | |
| """ | |
| parser = argparse.ArgumentParser() | |
| parser.add_argument( | |
| '--input', | |
| nargs='+', | |
| default=['datasets/DF2K/DIV2K_train_HR_sub', 'datasets/DF2K/DIV2K_train_LR_bicubic_X4_sub'], | |
| help='Input folder, should be [gt_folder, lq_folder]') | |
| parser.add_argument('--root', nargs='+', default=[None, None], help='Folder root, will use the ') | |
| parser.add_argument( | |
| '--meta_info', | |
| type=str, | |
| default='datasets/DF2K/meta_info/meta_info_DIV2K_sub_pair.txt', | |
| help='txt path for meta info') | |
| args = parser.parse_args() | |
| assert len(args.input) == 2, 'Input folder should have two elements: gt folder and lq folder' | |
| assert len(args.root) == 2, 'Root path should have two elements: root for gt folder and lq folder' | |
| os.makedirs(os.path.dirname(args.meta_info), exist_ok=True) | |
| for i in range(2): | |
| if args.input[i].endswith('/'): | |
| args.input[i] = args.input[i][:-1] | |
| if args.root[i] is None: | |
| args.root[i] = os.path.dirname(args.input[i]) | |
| main(args) | |