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import numpy as np
import os, re, cv2
from typing import *
import pandas as pd
from PIL import Image
from huggingface_hub import hf_hub_download
from onnxruntime import InferenceSession
# noinspection PyUnresolvedReferences
def make_square(img, target_size):
old_size = img.shape[:2]
desired_size = max(old_size)
desired_size = max(desired_size, target_size)
delta_w = desired_size - old_size[1]
delta_h = desired_size - old_size[0]
top, bottom = delta_h // 2, delta_h - (delta_h // 2)
left, right = delta_w // 2, delta_w - (delta_w // 2)
color = [255, 255, 255]
return cv2.copyMakeBorder(img, top, bottom, left, right, cv2.BORDER_CONSTANT, value=color)
# noinspection PyUnresolvedReferences
def smart_resize(img, size):
# Assumes the image has already gone through make_square
if img.shape[0] > size:
img = cv2.resize(img, (size, size), interpolation=cv2.INTER_AREA)
elif img.shape[0] < size:
img = cv2.resize(img, (size, size), interpolation=cv2.INTER_CUBIC)
else: # just do nothing
pass
return img
class WaifuDiffusionInterrogator:
def __init__(
self,
repo='SmilingWolf/wd-v1-4-vit-tagger',
model_path='model.onnx',
tags_path='selected_tags.csv',
mode: str = "auto"
) -> None:
self.__repo = repo
self.__model_path = model_path
self.__tags_path = tags_path
self._provider_mode = mode
self.__initialized = False
self._model, self._tags = None, None
def _init(self) -> None:
if self.__initialized:
return
model_path = hf_hub_download(self.__repo, filename=self.__model_path)
tags_path = hf_hub_download(self.__repo, filename=self.__tags_path)
self._model = InferenceSession(str(model_path))
self._tags = pd.read_csv(tags_path)
self.__initialized = True
def _calculation(self, image: Image.Image) -> pd.DataFrame:
# print(image) todo: figure out what to do if URL
self._init()
# code for converting the image and running the model is taken from the link below
# thanks, SmilingWolf!
# https://huggingface.co/spaces/SmilingWolf/wd-v1-4-tags/blob/main/app.py
# convert an image to fit the model
_, height, _, _ = self._model.get_inputs()[0].shape
# alpha to white
print(image)
image = image.convert('RGBA')
new_image = Image.new('RGBA', image.size, 'WHITE')
new_image.paste(image, mask=image)
image = new_image.convert('RGB')
image = np.asarray(image)
# PIL RGB to OpenCV BGR
image = image[:, :, ::-1]
image = make_square(image, height)
image = smart_resize(image, height)
image = image.astype(np.float32)
image = np.expand_dims(image, 0)
# evaluate model
input_name = self._model.get_inputs()[0].name
label_name = self._model.get_outputs()[0].name
confidence = self._model.run([label_name], {input_name: image})[0]
full_tags = self._tags[['name', 'category']].copy()
full_tags['confidence'] = confidence[0]
return full_tags
def interrogate(self, image: Image) -> Tuple[Dict[str, float], Dict[str, float]]:
full_tags = self._calculation(image)
# first 4 items are for rating (general, sensitive, questionable, explicit)
ratings = dict(full_tags[full_tags['category'] == 9][['name', 'confidence']].values)
# rest are regular tags
tags = dict(full_tags[full_tags['category'] != 9][['name', 'confidence']].values)
return ratings, tags
WAIFU_MODELS: Mapping[str, WaifuDiffusionInterrogator] = {
'chen-vit': WaifuDiffusionInterrogator(),
'chen-convnext': WaifuDiffusionInterrogator(
repo='SmilingWolf/wd-v1-4-convnext-tagger'
),
'chen-convnext2': WaifuDiffusionInterrogator(
repo="SmilingWolf/wd-v1-4-convnextv2-tagger-v2"
),
'chen-swinv2': WaifuDiffusionInterrogator(
repo='SmilingWolf/wd-v1-4-swinv2-tagger-v2'
),
'chen-moat2': WaifuDiffusionInterrogator(
repo='SmilingWolf/wd-v1-4-moat-tagger-v2'
),
'chen-convnext3': WaifuDiffusionInterrogator(
repo='SmilingWolf/wd-convnext-tagger-v3'
),
'chen-vit3': WaifuDiffusionInterrogator(
repo='SmilingWolf/wd-vit-tagger-v3'
),
'chen-swinv3': WaifuDiffusionInterrogator(
repo='SmilingWolf/wd-swinv2-tagger-v3'
),
}
RE_SPECIAL = re.compile(r'([\\()])')
def image_to_wd14_tags(image: Image.Image, model_name: str, threshold: float,
use_spaces: bool, use_escape: bool, include_ranks=False, score_descend=True) \
-> Tuple[Mapping[str, float], str, Mapping[str, float]]:
model = WAIFU_MODELS[model_name]
ratings, tags = model.interrogate(image)
filtered_tags = {
tag: score for tag, score in tags.items()
if score >= threshold
}
text_items = []
tags_pairs = filtered_tags.items()
if score_descend:
tags_pairs = sorted(tags_pairs, key=lambda x: (-x[1], x[0]))
for tag, score in tags_pairs:
tag_outformat = tag
if use_spaces:
tag_outformat = tag_outformat.replace('_', '-')
else:
tag_outformat = tag_outformat.replace(' ', ', ')
tag_outformat = tag_outformat.replace('_', ' ')
if use_escape:
tag_outformat = re.sub(RE_SPECIAL, r'\\\1', tag_outformat)
if include_ranks:
tag_outformat = f"({tag_outformat}:{score:.3f})"
text_items.append(tag_outformat)
if use_spaces:
output_text = ' '.join(text_items)
else:
output_text = ', '.join(text_items)
return ratings, output_text, filtered_tags
if __name__ == '__main__':
# 获取当前目录的子目录的路径
img_path = 'manga'
subdir_path = os.path.join(os.getcwd(), img_path)
# 图片素材获取(包含子目录下所有图片)
image_files = []
for root, dirs, files in os.walk(subdir_path):
for file in files:
if file.endswith(".jpg") or file.endswith(".png"):
image_files.append(os.path.relpath(os.path.join(root, file)))
for image_path in image_files:
# 打开并读取图像文件
image_data = Image.open(image_path)
result = image_to_wd14_tags(image_data, 'chen-moat2', 0.5, True, True)#传入数据判断标签,然后只看rating tag就行,即第[0]个
# 从 result 中提取第一个元素(rating)
rating_dict = result[0]
# 找到占比最大的元素
max_proportion_key = max(rating_dict, key=rating_dict.get)
max_proportion_value = rating_dict[max_proportion_key]
# 输出占比最大的元素
print(f"占比最大的元素为:{max_proportion_key},占比为:{max_proportion_value}")
if max_proportion_key=="questionable" or max_proportion_key=="explicit":
print("图片不合格,开始删除")
os.remove(image_path)
print("成功删除不合格图片")
else:
print("图片合格") |