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Add a loading script

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  1. diffusiondb.py +187 -0
diffusiondb.py ADDED
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+ # Copyright 2022 Jay Wang, Evan Montoya, David Munechika, Alex Yang, Ben Hoover, Polo Chau
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+ # MIT License
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+ """Loading script for DiffusionDB."""
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+
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+ import numpy as np
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+ from json import load, dump
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+ from os.path import join, basename
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+
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+ import datasets
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+
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+ # Find for instance the citation on arxiv or on the dataset repo/website
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+ _CITATION = """\
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+ @article{wangDiffusionDBLargescalePrompt2022,
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+ title = {{{DiffusionDB}}: {{A}} Large-Scale Prompt Gallery Dataset for Text-to-Image Generative Models},
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+ author = {Wang, Zijie J. and Montoya, Evan and Munechika, David and Yang, Haoyang and Hoover, Benjamin and Chau, Duen Horng},
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+ year = {2022},
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+ journal = {arXiv:2210.14896 [cs]},
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+ url = {https://arxiv.org/abs/2210.14896}
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+ }
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+ """
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+
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+ # You can copy an official description
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+ _DESCRIPTION = """
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+ DiffusionDB is the first large-scale text-to-image prompt dataset. It contains 2
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+ million images generated by Stable Diffusion using prompts and hyperparameters
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+ specified by real users. The unprecedented scale and diversity of this
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+ human-actuated dataset provide exciting research opportunities in understanding
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+ the interplay between prompts and generative models, detecting deepfakes, and
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+ designing human-AI interaction tools to help users more easily use these models.
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+ """
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+
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+ _HOMEPAGE = "https://poloclub.github.io/diffusiondb"
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+ _LICENSE = "CC0 1.0"
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+ _VERSION = datasets.Version("0.9.0")
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+
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+ # Programmatically generate the URLs for different parts
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+ # https://huggingface.co/datasets/poloclub/diffusiondb/resolve/main/images/part-000001.zip
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+ _URLS = {}
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+ _PART_IDS = range(1, 2001)
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+
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+ for i in _PART_IDS:
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+ _URLS[
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+ i
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+ ] = f"https://huggingface.co/datasets/poloclub/diffusiondb/resolve/main/images/part-{i:06}.zip"
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+
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+
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+ class DiffusionDBConfig(datasets.BuilderConfig):
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+ """BuilderConfig for DiffusionDB."""
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+
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+ def __init__(self, part_ids, **kwargs):
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+ """BuilderConfig for DiffusionDB.
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+ Args:
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+ part_ids([int]): A list of part_ids.
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+ **kwargs: keyword arguments forwarded to super.
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+ """
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+ super(DiffusionDBConfig, self).__init__(version=_VERSION, **kwargs)
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+ self.part_ids = part_ids
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+
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+
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+ class DiffusionDB(datasets.GeneratorBasedBuilder):
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+ """A large-scale text-to-image prompt gallery dataset based on Stable Diffusion."""
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+
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+ BUILDER_CONFIGS = []
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+
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+ # Programmatically generate configuration options (HF requires to use a string
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+ # as the config key)
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+ for num_k in [1, 5, 10, 50, 100, 500, 1000, 2000]:
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+ for sampling in ["first", "random"]:
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+ num_k_str = f"{num_k}k" if num_k < 1000 else f"{num_k // 1000}m"
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+
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+ if sampling == "random":
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+ # Name the config
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+ cur_name = "random_" + num_k_str
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+
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+ # Add a short description for each config
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+ cur_description = (
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+ f"Random {num_k_str} images with their prompts and parameters"
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+ )
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+
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+ # Sample part_ids
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+ part_ids = np.random.choice(_PART_IDS, num_k, replace=False).tolist()
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+ else:
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+ # Name the config
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+ cur_name = "first_" + num_k_str
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+
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+ # Add a short description for each config
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+ cur_description = f"The first {num_k_str} images in this dataset with their prompts and parameters"
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+
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+ # Sample part_ids
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+ part_ids = _PART_IDS[1 : num_k + 1]
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+
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+ # Create configs
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+ BUILDER_CONFIGS.append(
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+ DiffusionDBConfig(
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+ name=cur_name,
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+ part_ids=part_ids,
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+ description=cur_description,
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+ ),
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+ )
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+
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+ # Default to only load 1k random images
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+ DEFAULT_CONFIG_NAME = "random_1k"
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+
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+ def _info(self):
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+ """Specify the information of DiffusionDB."""
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+
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+ features = datasets.Features(
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+ {
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+ "image": datasets.Image(),
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+ "prompt": datasets.Value("string"),
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+ "seed": datasets.Value("int64"),
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+ "step": datasets.Value("int64"),
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+ "cfg": datasets.Value("float32"),
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+ "sampler": datasets.Value("string"),
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+ },
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+ )
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+ return datasets.DatasetInfo(
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+ description=_DESCRIPTION,
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+ features=features,
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+ supervised_keys=None,
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+ homepage=_HOMEPAGE,
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+ license=_LICENSE,
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+ citation=_CITATION,
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+ )
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+
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+ def _split_generators(self, dl_manager):
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+ # If several configurations are possible (listed in BUILDER_CONFIGS),
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+ # the configuration selected by the user is in self.config.name
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+
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+ # dl_manager is a datasets.download.DownloadManager that can be used to
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+ # download and extract URLS It can accept any type or nested list/dict
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+ # and will give back the same structure with the url replaced with path
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+ # to local files. By default the archives will be extracted and a path
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+ # to a cached folder where they are extracted is returned instead of the
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+ # archive
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+
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+ # Download and extract zip files of all sampled part_ids
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+ data_dirs = []
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+ json_paths = []
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+
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+ for cur_part_id in self.config.part_ids:
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+ cur_url = _URLS[cur_part_id]
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+ data_dir = dl_manager.download_and_extract(cur_url)
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+
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+ data_dirs.append(data_dir)
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+ json_paths.append(join(data_dir, f"part-{cur_part_id:06}.json"))
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+
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+ return [
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+ datasets.SplitGenerator(
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+ name=datasets.Split.TRAIN,
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+ # These kwargs will be passed to _generate_examples
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+ gen_kwargs={
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+ "data_dirs": data_dirs,
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+ "json_paths": json_paths,
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+ },
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+ ),
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+ ]
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+
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+ def _generate_examples(self, data_dirs, json_paths):
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+ # This method handles input defined in _split_generators to yield
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+ # (key, example) tuples from the dataset.
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+ # The `key` is for legacy reasons (tfds) and is not important in itself,
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+ # but must be unique for each example.
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+
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+ # Iterate through all extracted zip folders
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+ num_data_dirs = len(data_dirs)
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+ assert num_data_dirs == len(json_paths)
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+
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+ for k in range(num_data_dirs):
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+ cur_data_dir = data_dirs[k]
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+ cur_json_path = json_paths[k]
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+
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+ json_data = load(open(cur_json_path, "r", encoding="utf8"))
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+
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+ for img_name in json_data:
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+ img_params = json_data[img_name]
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+ img_path = join(cur_data_dir, img_name)
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+
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+ # Yields examples as (key, example) tuples
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+ yield img_name, {
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+ "image": {"path": img_path, "bytes": open(img_path, "rb").read()},
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+ "prompt": img_params["p"],
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+ "seed": int(img_params["se"]),
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+ "step": int(img_params["st"]),
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+ "cfg": float(img_params["c"]),
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+ "sampler": img_params["sa"],
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+ }