gameui/ocr
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

多语言支持

Browse Source
This commit is contained in:
觉
2023-12-02 20:38:56 +08:00
parent d78b9f63b2
commit 137e8b556e
2 changed files with 112 additions and 48 deletions
Download Patch File Download Diff File Expand all files Collapse all files

153
pp.py
View File

@@ -20,6 +20,7 @@ ImageFile.LOAD_TRUNCATED_IMAGES = True
config = dotenv_values(".env")
oss2.defaults.connection_pool_size = 100
class MyEncoder(json.JSONEncoder):
def default(self, obj):
if isinstance(obj, np.float32):
@@ -28,11 +29,14 @@ class MyEncoder(json.JSONEncoder):
return obj.astype(int).tolist()
return super(MyEncoder, self).default(obj)
def download_image(url: str) -> Image.Image:
try:
if url.startswith('http://image.gameuiux.cn/') or url.startswith('https://image.gameuiux.cn/'):
url = url.replace('http://image.gameuiux.cn/', '').replace('https://image.gameuiux.cn/', '')
oss_auth = oss2.Auth(config['OSS_ACCESS_KEY_ID'], config['OSS_ACCESS_KEY_SECRET'])
url = url.replace('http://image.gameuiux.cn/',
'').replace('https://image.gameuiux.cn/', '')
oss_auth = oss2.Auth(
config['OSS_ACCESS_KEY_ID'], config['OSS_ACCESS_KEY_SECRET'])
return Image.open(io.BytesIO(oss2.Bucket(oss_auth, f'http://{config["OSS_HOST"]}', config['OSS_BUCKET_NAME']).get_object(url).read()))
else:
response = requests.get(url)
@@ -41,21 +45,27 @@ def download_image(url:str) -> Image.Image:
print(f'图片从{url}下载失败，错误信息为：{e}')
return None
def connect_to_mysql():
return pymysql.connect(host=config['MYSQL_HOST'], user=config['MYSQL_USER'], password=config['MYSQL_PASSWORD'], database=config['MYSQL_NAME'], cursorclass=pymysql.cursors.SSDictCursor)
def save_text(conn, id: int, text: str):
with conn.cursor() as cursor:
cursor.execute("UPDATE web_images SET text = %s WHERE id = %s", (text, id))
cursor.execute(
"UPDATE web_images SET text = %s WHERE id = %s", (text, id))
# 中英日韩俄
EN = PaddleOCR(use_angle_cls=True, lang="en")
CH = PaddleOCR(use_angle_cls=True, lang="ch")
JP = PaddleOCR(use_angle_cls=True, lang="japan")
KR = PaddleOCR(use_angle_cls=True, lang="korean")
RU = PaddleOCR(use_angle_cls=True, lang="ru")
def process_images(conn, es):
with conn.cursor(pymysql.cursors.SSCursor) as cursor:
cursor.execute("SELECT id, content FROM web_images WHERE text!='' LIMIT 10")
cursor.execute("SELECT id, content FROM web_images LIMIT 0,10") # WHERE text!=''
for id, content in cursor.fetchall():
image = download_image(content)
if image is None:
@@ -63,53 +73,106 @@ def process_images(conn, es):
if isinstance(image, Image.Image):
image = np.array(image)
print('---------------------', id, content)
for line in EN.ocr(image, cls=True)[0]:
print('EN', line)
for line in CH.ocr(image, cls=True)[0]:
print('CH', line)
for line in JP.ocr(image, cls=True)[0]:
print('JP', line)
for line in KR.ocr(image, cls=True)[0]:
print('KR', line)
#print(EN.ocr(image, cls=True))
#print(CH.ocr(image, cls=True))
#print(JP.ocr(image, cls=True))
#print(KR.ocr(image, cls=True))
# item = [x for x in ocr.ocr(image) if x['text'] and not x['text'].isdigit() and len(x['text']) > 1]
# text = ' '.join([x['text'] for x in item])
# print(id, text)
# save_text(conn, id, json.dumps(item, ensure_ascii=False, cls=MyEncoder))
# es.index(index='web_images', id=id, body={'content': text})
#conn.commit()
en = EN.ocr(image, cls=True)[0]
ch = CH.ocr(image, cls=True)[0]
jp = JP.ocr(image, cls=True)[0]
kr = KR.ocr(image, cls=True)[0]
ru = RU.ocr(image, cls=True)[0]
# 排除字符长度小于2的行
jp = [x for x in jp if len(x[1][0]) > 1]
kr = [x for x in kr if len(x[1][0]) > 1]
ch = [x for x in ch if len(x[1][0]) > 1]
en = [x for x in en if len(x[1][0]) > 1]
ru = [x for x in ru if len(x[1][0]) > 1]
# 排除纯数字的行
jp = [x for x in jp if not x[1][0].isdigit()]
kr = [x for x in kr if not x[1][0].isdigit()]
ch = [x for x in ch if not x[1][0].isdigit()]
en = [x for x in en if not x[1][0].isdigit()]
ru = [x for x in ru if not x[1][0].isdigit()]
# 排除置信度小于 0.8 的行
jp = [x for x in jp if x[1][1] > 0.8]
kr = [x for x in kr if x[1][1] > 0.8]
ch = [x for x in ch if x[1][1] > 0.8]
en = [x for x in en if x[1][1] > 0.8]
ru = [x for x in ru if x[1][1] > 0.8]
print(f'置信度大于 0.8 的行: jp {len(jp)} kr {len(kr)} ch {len(ch)} en {len(en)} ru {len(ru)}')
# 去除字符串中包含的数字和标点(不作计数)
jp_ex = [[x[0], (x[1][0].translate(str.maketrans('', '', '0123456789.,，。！？：；“”‘’\'\"')), x[1][1])] for x in jp]
kr_ex = [[x[0], (x[1][0].translate(str.maketrans('', '', '0123456789.,，。！？：；“”‘’\'\"')), x[1][1])] for x in kr]
ch_ex = [[x[0], (x[1][0].translate(str.maketrans('', '', '0123456789.,，。！？：；“”‘’\'\"')), x[1][1])] for x in ch]
en_ex = [[x[0], (x[1][0].translate(str.maketrans('', '', '0123456789.,，。！？：；“”‘’\'\"')), x[1][1])] for x in en]
ru_ex = [[x[0], (x[1][0].translate(str.maketrans('', '', '0123456789.,，。！？：；“”‘’\'\"')), x[1][1])] for x in ru]
# 计算置信度平均数
jpx = np.mean([x[1][1] for x in jp_ex]) if len(jp_ex) > 0 else 0
krx = np.mean([x[1][1] for x in kr_ex]) if len(kr_ex) > 0 else 0
chx = np.mean([x[1][1] for x in ch_ex]) if len(ch_ex) > 0 else 0
enx = np.mean([x[1][1] for x in en_ex]) if len(en_ex) > 0 else 0
rux = np.mean([x[1][1] for x in ru_ex]) if len(ru_ex) > 0 else 0
# 计算总字数
jpt = len(''.join([x[1][0] for x in jp_ex]))
krt = len(''.join([x[1][0] for x in kr_ex]))
cht = len(''.join([x[1][0] for x in ch_ex]))
ent = len(''.join([x[1][0] for x in en_ex]))
rut = len(''.join([x[1][0] for x in ru_ex]))
# 计算总字数 x 置信度平均数
jpx = jpx * jpt
krx = krx * krt
chx = chx * cht
enx = enx * ent
rux = rux * rut
print('jp', jpx)
print('kr', krx)
print('ch', chx)
print('en', enx)
print('ru', rux)
# 创建一个新的字典，其中键是浮点数（置信度），值是语言
confidence_dict = {jpx: 'jp', krx: 'kr', chx: 'ch', enx: 'en', rux: 'ru'}
# 找出置信度最高的语言
max = np.max([jpx, krx, chx, enx, rux])
max_confidence_language = confidence_dict[max]
# 结构化存储
data = []
# 使用置信度最高的语言作为键来访问字典
all = {'en': en, 'ch': ch, 'jp': jp, 'kr': kr, 'ru': ru}
for 坐标, 文本 in all[max_confidence_language]:
print(max_confidence_language, 坐标, 文本)
data.append({'text': 文本[0], 'confidence': 文本[1], 'coordinate': 坐标 })
# 转换为字符串存储到索引库
text = ' '.join([x['text'] for x in data])
# 转换为 JSON 存储到数据库
data = json.dumps(data, ensure_ascii=False, cls=MyEncoder)
print(id, text)
save_text(conn, id, data)
es.index(index='web_images', id=id, body={'content': text})
conn.commit()
def main():
es = Elasticsearch(config['ELASTICSEARCH_HOST'], basic_auth=(config['ELASTICSEARCH_USERNAME'], config['ELASTICSEARCH_PASSWORD']), verify_certs=False)
es = Elasticsearch(config['ELASTICSEARCH_HOST'], basic_auth=(
config['ELASTICSEARCH_USERNAME'], config['ELASTICSEARCH_PASSWORD']), verify_certs=False)
if not es.indices.exists(index='web_images'):
es.indices.create(index='web_images')
conn = connect_to_mysql()
process_images(conn, es)
if __name__ == "__main__":
main()
# Paddleocr目前支持的多语言语种可以通过修改lang参数进行切换
# 例如`ch`, `en`, `fr`, `german`, `korean`, `japan`
#ocr = PaddleOCR(use_angle_cls=True, lang="ch")
#img_path = './imgs/14.jpg'
#result = ocr.ocr(img_path, cls=True)
#for idx in range(len(result)):
# res = result[idx]
# for line in res:
# print(line)
# 显示结果
#from PIL import Image
#result = result[0]
#image = Image.open(img_path).convert('RGB')
#boxes = [line[0] for line in result]
#txts = [line[1][0] for line in result]
#scores = [line[1][1] for line in result]
#im_show = draw_ocr(image, boxes, txts, scores, font_path='./fonts/simfang.ttf')
#im_show = Image.fromarray(im_show)
#im_show.save('result.jpg')

1
requirements.txt
View File

@@ -1,3 +1,4 @@
whell==0.42.0
cnocr==2.2.4.2
elasticsearch==8.11.0
numpy==1.26.2