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- import zmq,json
- def __send_tcp_message(socket, msg):
- socket.send_string(json.dumps(msg, ensure_ascii=False))
- rep = socket.recv()
- str_msg = rep.decode("utf-8")
- json_msg = json.loads(str_msg)
- return json_msg
- LISTEN_REQ = "tcp://127.0.0.1:54543"
- SET_REQ = "tcp://127.0.0.1:54544"
- context = zmq.Context()
- req_socket = context.socket(zmq.REQ)
- # 设置发送超时为 5000 毫秒（5 秒）
- req_socket.setsockopt(zmq.RCVTIMEO, 2 * 1000)
- # 设置接收超时为 5000 毫秒（5 秒）
- req_socket.setsockopt(zmq.SNDTIMEO, 2 * 1000)
- req_socket.setsockopt(zmq.LINGER, 0) # 设置为 0 表示不等待未完成的操作
- req_socket.connect(SET_REQ)
- req = {}
- req["msg_type"] = "Request"
- req["msg_id"] = "GetCamera"
- req["msg_seq_num"] = 0
- req["CameraSelection"] = "Single"
- req["CameraKey"] = "Canon Inc.|Canon EOS 650D|12"
- json_msg = __send_tcp_message(req_socket,req)
- cameraInfo = json_msg.get("CameraInfo")
- print("cameraInfo",json_msg)
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