102 lines
3.2 KiB
Python
102 lines
3.2 KiB
Python
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import toml
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import threading
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from loguru import logger
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import zmq
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from infer_new import Yolo_model_infer
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import numpy as np
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import cv2
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import time
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lock1 = threading.Lock()
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lock2 = threading.Lock()
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lock3 = threading.Lock()
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src_camera_id = 1
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response = {'code': 0, 'data': []}
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frame = None
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start = False
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# 处理 server 响应数据
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def server_resp(yolo_infer_port):
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logger.info("yolo server thread init success")
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global response
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global src_camera_id
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context = zmq.Context()
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# 启动 server
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socket = context.socket(zmq.REP)
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socket.bind(f"tcp://*:{yolo_infer_port}")
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logger.info("yolo infer server init success")
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while True:
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message = socket.recv_string()
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# 发送字符 1 和 2 切换摄像头 空字符表示请求推理数据
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if message != '':
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with lock1:
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src_camera_id = int(message)
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socket.send_pyobj({'code': 0, 'data': []})
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else:
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with lock2:
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socket.send_pyobj(response)
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# 处理摄像头数据
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def camera_resp(camera1_port, camera2_port):
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global frame
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global src_camera_id
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global start
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context = zmq.Context()
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camera1_socket = context.socket(zmq.SUB)
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camera1_socket.connect(f"tcp://localhost:{camera1_port}")
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camera1_socket.setsockopt_string(zmq.SUBSCRIBE, "")
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logger.info("connect camera1 success")
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context1 = zmq.Context()
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camera2_socket = context1.socket(zmq.SUB)
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camera2_socket.connect(f"tcp://localhost:{camera2_port}")
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camera2_socket.setsockopt_string(zmq.SUBSCRIBE, "")
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logger.info("connect camera2 success")
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while True:
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logger.info('111')
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with lock1:
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if src_camera_id == 1:
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message = camera1_socket.recv()
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else:
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message = camera2_socket.recv()
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# logger.info('111')
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np_array = np.frombuffer(message, dtype=np.uint8)
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with lock3:
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frame = cv2.imdecode(np_array, cv2.IMREAD_COLOR)
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frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
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start = True
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if __name__ == "__main__":
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cfg = toml.load('../cfg_infer_server.toml')
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# 配置日志输出
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logger.add(cfg['debug']['logger_filename'], format=cfg['debug']['logger_format'], retention = 5, level="INFO")
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# 初始化 paddle 推理器
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predictor = Yolo_model_infer()
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logger.info("yolo model load success")
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# 启动 线程 1
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mythread1 = threading.Thread(target=server_resp,
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args=(cfg['server']['yolo_infer_port'],),
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daemon=True)
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mythread2 = threading.Thread(target=camera_resp,
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args=(
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cfg['camera']['camera1_port'],
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cfg['camera']['camera2_port']
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),
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daemon=True)
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mythread1.start()
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mythread2.start()
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while True:
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with lock3:
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if start:
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result = predictor.infer(frame)
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with lock2:
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response['data'] = result
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mythread1.join()
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mythread2.join()
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logger.info("yolo infer server exit")
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