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app(1).py
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#!/usr/bin/env python
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from __future__ import annotations
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import argparse
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import functools
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import os
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import html
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import pathlib
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import tarfile
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import deepdanbooru as dd
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import gradio as gr
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import huggingface_hub
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import numpy as np
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import PIL.Image
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import tensorflow as tf
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import piexif
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import piexif.helper
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TITLE = 'DeepDanbooru String'
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TOKEN = os.environ['TOKEN']
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MODEL_REPO = 'NoCrypt/DeepDanbooru_string'
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MODEL_FILENAME = 'model-resnet_custom_v3.h5'
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LABEL_FILENAME = 'tags.txt'
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def parse_args() -> argparse.Namespace:
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parser = argparse.ArgumentParser()
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parser.add_argument('--score-slider-step', type=float, default=0.05)
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parser.add_argument('--score-threshold', type=float, default=0.5)
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parser.add_argument('--theme', type=str, default='dark-grass')
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parser.add_argument('--live', action='store_true')
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parser.add_argument('--share', action='store_true')
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parser.add_argument('--port', type=int)
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parser.add_argument('--disable-queue',
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dest='enable_queue',
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action='store_false')
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parser.add_argument('--allow-flagging', type=str, default='never')
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return parser.parse_args()
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def load_sample_image_paths() -> list[pathlib.Path]:
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image_dir = pathlib.Path('images')
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if not image_dir.exists():
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dataset_repo = 'hysts/sample-images-TADNE'
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path = huggingface_hub.hf_hub_download(dataset_repo,
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'images.tar.gz',
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repo_type='dataset',
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use_auth_token=TOKEN)
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with tarfile.open(path) as f:
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f.extractall()
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return sorted(image_dir.glob('*'))
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def load_model() -> tf.keras.Model:
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path = huggingface_hub.hf_hub_download(MODEL_REPO,
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MODEL_FILENAME,
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use_auth_token=TOKEN)
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model = tf.keras.models.load_model(path)
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return model
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def load_labels() -> list[str]:
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path = huggingface_hub.hf_hub_download(MODEL_REPO,
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LABEL_FILENAME,
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use_auth_token=TOKEN)
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with open(path) as f:
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labels = [line.strip() for line in f.readlines()]
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return labels
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def plaintext_to_html(text):
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text = "<p>" + "<br>\n".join([f"{html.escape(x)}" for x in text.split('\n')]) + "</p>"
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return text
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def predict(image: PIL.Image.Image, score_threshold: float,
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model: tf.keras.Model, labels: list[str]) -> dict[str, float]:
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rawimage = image
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_, height, width, _ = model.input_shape
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image = np.asarray(image)
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image = tf.image.resize(image,
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size=(height, width),
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method=tf.image.ResizeMethod.AREA,
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preserve_aspect_ratio=True)
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image = image.numpy()
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image = dd.image.transform_and_pad_image(image, width, height)
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image = image / 255.
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probs = model.predict(image[None, ...])[0]
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probs = probs.astype(float)
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res = dict()
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for prob, label in zip(probs.tolist(), labels):
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if prob < score_threshold:
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continue
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res[label] = prob
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b = dict(sorted(res.items(),key=lambda item:item[1], reverse=True))
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a = ', '.join(list(b.keys())).replace('_',' ').replace('(','\(').replace(')','\)')
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c = ', '.join(list(b.keys()))
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items = rawimage.info
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geninfo = ''
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if "exif" in rawimage.info:
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exif = piexif.load(rawimage.info["exif"])
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exif_comment = (exif or {}).get("Exif", {}).get(piexif.ExifIFD.UserComment, b'')
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try:
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exif_comment = piexif.helper.UserComment.load(exif_comment)
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except ValueError:
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exif_comment = exif_comment.decode('utf8', errors="ignore")
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items['exif comment'] = exif_comment
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geninfo = exif_comment
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for field in ['jfif', 'jfif_version', 'jfif_unit', 'jfif_density', 'dpi', 'exif',
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'loop', 'background', 'timestamp', 'duration']:
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items.pop(field, None)
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geninfo = items.get('parameters', geninfo)
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info = f"""
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<p><h4>PNG Info</h4></p>
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"""
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for key, text in items.items():
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info += f"""
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<div>
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<p><b>{plaintext_to_html(str(key))}</b></p>
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<p>{plaintext_to_html(str(text))}</p>
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</div>
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""".strip()+"\n"
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if len(info) == 0:
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message = "Nothing found in the image."
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info = f"<div><p>{message}<p></div>"
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return (a,c,res,info)
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def main():
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args = parse_args()
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model = load_model()
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labels = load_labels()
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func = functools.partial(predict, model=model, labels=labels)
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func = functools.update_wrapper(func, predict)
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gr.Interface(
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func,
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[
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gr.inputs.Image(type='pil', label='Input'),
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gr.inputs.Slider(0,
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1,
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step=args.score_slider_step,
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default=args.score_threshold,
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label='Score Threshold'),
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],
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[
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gr.outputs.Textbox(label='Output (string)'),
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gr.outputs.Textbox(label='Output (raw string)'),
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gr.outputs.Label(label='Output (label)'),
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gr.outputs.HTML()
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],
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examples=[
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['miku.jpg',0.5],
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['miku2.jpg',0.5]
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],
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title=TITLE,
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description='''
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Demo for [KichangKim/DeepDanbooru](https://github.com/KichangKim/DeepDanbooru) with "ready to copy" prompt and a prompt analyzer.
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Modified from [hysts/DeepDanbooru](https://huggingface.co/spaces/hysts/DeepDanbooru)
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PNG Info code forked from [AUTOMATIC1111/stable-diffusion-webui](https://github.com/AUTOMATIC1111/stable-diffusion-webui)
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''',
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theme=args.theme,
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allow_flagging=args.allow_flagging,
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live=args.live,
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).launch(
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enable_queue=args.enable_queue,
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server_port=args.port,
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share=args.share,
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)
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if __name__ == '__main__':
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main()
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