""" websocket发数据 """ from hub import methods, Global, numpy_method import cv2 import base64 import asyncio import threading class LineManage(object): """""" line_dict = {} # {: } | line_id: websocket连接id | ws: websocket链接对象 @classmethod def run_forever(cls): """ 调用协程方法 """ tasks = [cls.check_send()] _loop = asyncio.new_event_loop() asyncio.set_event_loop(_loop) loop = asyncio.get_event_loop() loop.run_until_complete(asyncio.wait(tasks)) @classmethod def run_background(cls, is_back_run=True): """ 后台运行 """ t1 = threading.Thread(target=cls.run_forever) t1.start() @classmethod async def check_send(cls): # --- define --- last_send_id = str() while True: try: # --- fill face_type_name_dict --- """ face_type_name_dict = {: } """ face_type_name_dict = dict() for item in Global.mdb.get_all('FaceType'): uuid = str(item.get('_id')) face_type_name_dict[uuid] = item.get('name') # --- debug --- # methods.debug_log(f"LineManage", f"m-21: run at {methods.now_string()} " # f"| {len(cls.line_dict.values())}") # await asyncio.sleep(3) # await asyncio.sleep(0.5) # --- get send_data --- """ send_data = { send_id: 数据id send_list: 数据列表 } """ send_data = Global.rdb.get_one(key='send_data') # send_data = db0.get_one(key='send_data') # --- check --- if not send_data: continue # --- check --- send_id = send_data.get('send_id') if not send_id: continue # --- check --- if send_id == last_send_id: continue # --- check --- send_list = send_data.get('send_list') if send_list is None or len(send_list) == 0: continue # --- debug --- # await asyncio.sleep(3) # await asyncio.sleep(0.5) methods.debug_log(f"LineManage", f"m-74: run at {methods.now_string()} " f"| send count is {len(send_list)} " f"| online count is {len(cls.line_dict.values())}") # --- update --- last_send_id = send_id # --- send --- for line_id in list(cls.line_dict.keys()): try: # --- check --- if not cls.check_line_is_live(line_id): methods.debug_log(f"LineManage", f"m-56: websocket link broken.") cls.line_dict.pop(line_id) continue # --- send --- """ send_list = [ { base_face_uuid: 底库人脸id snap_face_image: 抓拍人脸 base_face_image_path: 底库人脸路径 face_similarity: 相似度 } ] """ for data in send_list: # --- check --- if data.get('snap_face_image') is None: continue # --- define --- """ send_dict = { input_face_b64: 抓拍人脸图像 face_uuid: 人脸id face_name: 人脸名称 known_face_b64: 底库人脸图像 face_similarity: 相似度 face_type_name_list: 人员类型 } """ send_dict = dict( input_face_b64=cls.image_to_b64(data.get('snap_face_image')), # input_face_b64=str(), known_face_b64=str(), face_uuid=str(), face_name=str(), face_similarity=data.get('face_similarity'), face_type_name_list=list(), ) # --- fill input_face_b64 --- # snap_face_image_path = data.get('snap_face_image_path') # if snap_face_image_path and methods.is_file(snap_face_image_path): # frame = cv2.imread(snap_face_image_path) # if frame is not None: # _, image = cv2.imencode('.jpg', frame) # base64_data = base64.b64encode(image) # byte to b64 byte # s = base64_data.decode() # byte to str # send_dict['input_face_b64'] = f'data:image/jpeg;base64,{s}' # --- fill known_face_b64 --- base_face_image_path = data.get('base_face_image_path') if base_face_image_path and methods.is_file(base_face_image_path): frame = cv2.imread(base_face_image_path) if frame is not None: _, image = cv2.imencode('.jpg', frame) base64_data = base64.b64encode(image) # byte to b64 byte s = base64_data.decode() # byte to str send_dict['known_face_b64'] = f'data:image/jpeg;base64,{s}' # --- fill face_uuid and face_name --- """ Face: 陌生人脸表 Face.face_name: 人脸名称 """ face_uuid = data.get('base_face_uuid') if face_uuid: send_dict['face_uuid'] = face_uuid face = Global.mdb.get_one_by_id('Face', face_uuid) if face and face.get('face_name'): send_dict['face_name'] = face.get('face_name') # --- fill face_type_name_list --- face_type_uuid_list = face.get('face_type_uuid_list') if face_type_uuid_list: send_dict['face_type_name_list'] = [face_type_name_dict.get(i) for i in face_type_uuid_list if face_type_name_dict.get(i)] # --- send --- # methods.debug_log(f"LineManage", f"m-153: send_dict is {send_dict}") line = cls.line_dict.get(line_id) send_json = methods.json_dumps(send_dict) await line.send_text(send_json) # await asyncio.sleep(0.1) except Exception as exception: # --- check --- if not cls.check_line_is_live(line_id): cls.line_dict.pop(line_id) if exception.__class__.__name__ == 'RuntimeError': methods.debug_log(f"LineManage", f"m-170: {cls.get_line_state()}") else: methods.debug_log('LineManage', f"m-172: exception | {exception}") methods.debug_log('LineManage', f"m-172: traceback | {methods.trace_log()}") except Exception as exception: methods.debug_log('LineManage', f"m-179: exception | {exception}") methods.debug_log('LineManage', f"m-179: traceback | {methods.trace_log()}") methods.debug_log('LineManage', f"m-179: wait 1 minutes try again!") await asyncio.sleep(60) @classmethod def get_line_total(cls): count = 0 for k, v in cls.line_dict.items(): count += 1 return count @classmethod def check_line_is_live(cls, line_id): d1 = { 0: 'CONNECTING', 1: 'CONNECTED', 2: 'DISCONNECTED', } line = cls.line_dict.get(line_id) if line and d1.get(line.client_state.value) != 'DISCONNECTED': return True else: return False @classmethod def get_line_state(cls): d1 = { 0: 'CONNECTING', 1: 'CONNECTED', 2: 'DISCONNECTED', } d2 = dict() # {: } for line_id, line in cls.line_dict.items(): state = d1.get(line.client_state.value) _id = line_id[-6:] d2[_id] = state return d2 @staticmethod def image_to_b64(image): frame = numpy_method.to_array(image) # list to numpy array _, image = cv2.imencode('.jpg', frame) base64_data = base64.b64encode(image) s = base64_data.decode() return f'data:image/jpeg;base64,{s}'