127 lines
5.4 KiB
Python
127 lines
5.4 KiB
Python
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import importlib
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import os
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from django.conf import settings
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import logging
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import math
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from apps.utils.tasks import send_mail_task
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import traceback
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myLogger = logging.getLogger('log')
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algo_dict = {
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"helmet": "apps.ai.client.helmet",
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"fire1": "apps.ai.client.fire1",
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"fangtangfu": "apps.ai.client.fangtangfu",
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"jingjiedai": "apps.ai.client.jingjiedai",
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"qiping": "apps.ai.client.qiping"
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}
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def ai_analyse(codes: list, global_img: str, face_img: str = '', is_dahua_pic: bool = True):
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"""算法分析图片
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Args:
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codes: 算法列表
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global_img (str): 全景图片url地址
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face_img (str): 人脸图片url地址
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Return:
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{'qiping': [[x, y]]}
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"""
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results = {} # dict key: 触发的事件标识字符 value: 多个矩形框坐标列表; 有两个图片key值
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global_img_path = ''
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face_img_path = ''
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if is_dahua_pic and settings.AI_IP not in ['127.0.0.1', '192.168.10.249']: # 先保存到本地/主要是现在算法必须得用可访问的远程地址
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from apps.ecm.service import save_dahua_pic
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global_img_path = save_dahua_pic(global_img, '/media/temp/')
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global_img = settings.BASE_URL_OUT + global_img_path # 用新地址
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if face_img:
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face_img_path = save_dahua_pic(face_img, '/media/temp/')
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face_img = settings.BASE_URL_OUT + face_img_path
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for i in codes:
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if i in algo_dict and i not in results: # 如果算法支持且没有识别过
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module, func = algo_dict[i].rsplit(".", 1)
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m = importlib.import_module(module)
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f = getattr(m, func)
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try:
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is_happend, res, rectangle_dict = False, None, {}
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if i == 'helmet': # 如果是安全帽识别
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if face_img: # 如果有小图
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is_happend, res = f(ip=settings.AI_IP, pic_url=face_img)
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# if is_happend: # 补偿机制: 如果小图识别为未带安全帽，为了保证正确率，再用大图识别一次
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# is_happend, res = getattr(m, 'helmet2')(ip=settings.AI_IP, pic_url=global_img)
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else:
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is_happend, res = getattr(m, 'helmet2')(ip=settings.AI_IP, pic_url=global_img)
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else:
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is_happend, res = f(ip=settings.AI_IP, pic_url=global_img)
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if i in ['fire1', 'jingjiedai', 'qiping']: # 如果是这3类算法就无需再识别，都在一个算法里处理了
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has_fire = False # 默认没有灭火器
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has_jingjiedai = False # 默认没有警戒带
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qiping_qd = False # 气瓶倾倒未发生
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rectangle_dict .update({'qiping': []}) # 气瓶倾倒的坐标字典
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for x in res.FireinfoList:
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if x.fire == 3: # 气瓶倾倒
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qiping_qd = True
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rectangle_dict['qiping'].append(
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[(math.ceil(x.coord.uleft.x), math.ceil(x.coord.uleft.y)), (math.ceil(x.coord.lright.x), math.ceil(x.coord.lright.y))]) # 加入矩形框
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if x.fire == 0:
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has_fire = True
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if x.fire == 2:
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has_jingjiedai = True
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if (i == 'fire1' and not has_fire) or (i == 'jingjiedai' and not has_jingjiedai) or (i == 'qiping' and qiping_qd):
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results.update({i: rectangle_dict.get(i, [])})
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if is_happend and (i not in results):
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results.update({i: rectangle_dict.get(i, [])})
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except Exception:
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myLogger.error('算法处理错误', exc_info=True)
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if global_img_path:
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os.remove(settings.BASE_DIR + global_img_path) # 删除临时图片
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if face_img_path:
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os.remove(settings.BASE_DIR + face_img_path)
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return results
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def ai_analyse_2(codes: list, global_img: str, face_img: str = '', is_dahua_pic: bool = True):
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"""算法分析图片后保存并返回相对地址
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Args:
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codes: 算法列表
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global_img (str): 全景图片url地址
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face_img (str): 人脸图片url地址
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"""
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results = ai_analyse(codes, global_img, face_img, is_dahua_pic)
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try:
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if results and is_dahua_pic: # 如果触发事件且是大华图片先保存下来
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from apps.ecm.service import save_dahua_pic
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global_img_path = save_dahua_pic(global_img)
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global_img_local = settings.BASE_DIR + global_img_path
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draw(global_img_local, results) # 绘制矩形框
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results.update({'global_img': global_img_path})
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except Exception as e:
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send_mail_task.delay(message=traceback.format_exc())
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myLogger.error('算法返回信息处理错误', exc_info=True)
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return results
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def draw(path, results):
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import cv2
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rects = []
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for i in results:
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rects.extend(results[i])
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if rects:
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img = cv2.imread(path)
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font = cv2.FONT_HERSHEY_COMPLEX_SMALL
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for i in results:
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for m in results[i]:
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cv2.rectangle(img, m[0], m[1], (255, 255, 0), 3)
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cv2.putText(img, i, m[0], font, 2, (255, 255, 0), 1)
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cv2.imwrite(path, img)
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{'qiping': [
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[
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(1142.2359619140625, 1295.6361083984375), (1363.11669921875, 1347.201904296875)
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]
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]
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} |