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import argparse |
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import json |
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from pathlib import Path |
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from typing import List |
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from tqdm import tqdm |
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import library.train_util as train_util |
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import os |
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from library.utils import setup_logging |
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setup_logging() |
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import logging |
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logger = logging.getLogger(__name__) |
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def main(args): |
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assert not args.recursive or ( |
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args.recursive and args.full_path |
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), "recursive requires full_path / recursiveはfull_pathと同時に指定してください" |
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train_data_dir_path = Path(args.train_data_dir) |
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image_paths: List[Path] = train_util.glob_images_pathlib(train_data_dir_path, args.recursive) |
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logger.info(f"found {len(image_paths)} images.") |
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if args.in_json is None and Path(args.out_json).is_file(): |
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args.in_json = args.out_json |
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if args.in_json is not None: |
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logger.info(f"loading existing metadata: {args.in_json}") |
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metadata = json.loads(Path(args.in_json).read_text(encoding="utf-8")) |
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logger.warning("captions for existing images will be overwritten / 既存の画像のキャプションは上書きされます") |
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else: |
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logger.info("new metadata will be created / 新しいメタデータファイルが作成されます") |
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metadata = {} |
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logger.info("merge caption texts to metadata json.") |
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for image_path in tqdm(image_paths): |
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caption_path = image_path.with_suffix(args.caption_extension) |
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caption = caption_path.read_text(encoding="utf-8").strip() |
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if not os.path.exists(caption_path): |
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caption_path = os.path.join(image_path, args.caption_extension) |
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image_key = str(image_path) if args.full_path else image_path.stem |
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if image_key not in metadata: |
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metadata[image_key] = {} |
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metadata[image_key]["caption"] = caption |
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if args.debug: |
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logger.info(f"{image_key} {caption}") |
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logger.info(f"writing metadata: {args.out_json}") |
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Path(args.out_json).write_text(json.dumps(metadata, indent=2), encoding="utf-8") |
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logger.info("done!") |
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def setup_parser() -> argparse.ArgumentParser: |
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parser = argparse.ArgumentParser() |
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parser.add_argument("train_data_dir", type=str, help="directory for train images / 学習画像データのディレクトリ") |
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parser.add_argument("out_json", type=str, help="metadata file to output / メタデータファイル書き出し先") |
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parser.add_argument( |
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"--in_json", |
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type=str, |
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help="metadata file to input (if omitted and out_json exists, existing out_json is read) / 読み込むメタデータファイル（省略時、out_jsonが存在すればそれを読み込む）", |
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) |
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parser.add_argument( |
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"--caption_extention", |
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type=str, |
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default=None, |
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help="extension of caption file (for backward compatibility) / 読み込むキャプションファイルの拡張子（スペルミスしていたのを残してあります）", |
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) |
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parser.add_argument( |
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"--caption_extension", type=str, default=".caption", help="extension of caption file / 読み込むキャプションファイルの拡張子" |
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) |
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parser.add_argument( |
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"--full_path", |
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action="store_true", |
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help="use full path as image-key in metadata (supports multiple directories) / メタデータで画像キーをフルパスにする（複数の学習画像ディレクトリに対応）", |
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) |
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parser.add_argument( |
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"--recursive", |
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action="store_true", |
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help="recursively look for training tags in all child folders of train_data_dir / train_data_dirのすべての子フォルダにある学習タグを再帰的に探す", |
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) |
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parser.add_argument("--debug", action="store_true", help="debug mode") |
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return parser |
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if __name__ == "__main__": |
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parser = setup_parser() |
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args = parser.parse_args() |
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if args.caption_extention is not None: |
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args.caption_extension = args.caption_extention |
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main(args) |
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