def create_video_folders(annotations, save_dir):
    """Creates a directory for each label name in the dataset"""
    label_names = [annot[0] for annot in annotations]
    label_names = set(label_names)

    for label_name in label_names:
        dir_name = save_dir / label_name
        if not dir_name.exists():
            dir_name.mkdir(parents=True, exist_ok=True)
    return label_names