import time
import uuid
import numpy as np
from PIL import Image
from flask import Flask, request, jsonify
from config import *
from model import text_predict, crnn_handle
from apphelper.image import base64_to_PIL
from application import trainTicket, idcard
file_lock = "file.lock"
if os.path.exists(file_lock):
os.remove(file_lock)
app = Flask(__name__)
@app.route("/ocr", methods=["POST"])
def ocr():
if request.method == "POST":
request_start_time = time.time()
uid_job = uuid.uuid1().__str__()
data = request.json
# 模型参数
bill_model = data.get("billModel", "")
# 文字检测
# text_angle = data.get('textAngle', False)
# 只进行单行识别
text_line = data.get("textLine", False)
img_str = data["imgString"].encode().split(b";base64,")[-1]
img = base64_to_PIL(img_str)
if img is None:
response_time = time.time() - request_start_time
return jsonify({"res": [], "timeTake": round(response_time, 4)})
else:
img = np.array(img)
h, w = img.shape[:2]
final_result: list = []
while time.time() - request_start_time <= TIMEOUT:
if os.path.exists(file_lock):
continue
else:
with open(file_lock, "w") as f:
f.write(uid_job)
if text_line:
# 单行识别
part_img = Image.fromarray(img)
text = crnn_handle.predict(part_img)
final_result = [
{"text": text, "name": "0", "box": [0, 0, w, 0, w, h, 0, h]}
]
os.remove(file_lock)
break
else:
result = text_predict(img)
if bill_model == "" or bill_model == "通用OCR":
final_result = [
{
"text": x["text"],
"name": str(i),
"box": {
"cx": x["cx"],
"cy": x["cy"],
"w": x["w"],
"h": x["h"],
"angle": x["degree"],
},
}
for i, x in enumerate(result)
]
elif bill_model == "火车票":
train_ticket_result = trainTicket.trainTicket(result)
result = train_ticket_result.res
final_result = [
{"text": result[key], "name": key, "box": {}}
for key in result
]
elif bill_model == "身份证":
id_card_result = idcard.idcard(result)
result = id_card_result.res
final_result = [
{"text": result[key], "name": key, "box": {}}
for key in result
]
os.remove(file_lock)
break
response_time = time.time() - request_start_time
return jsonify({"res": final_result, "timeTake": round(response_time, 4)})
if __name__ == "__main__":
app.run(host="0.0.0.0", port=9001, debug=True)
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