我有一个djitello无人机，我想从它接收视频数据。我可以把我的电脑连接到无人机上，在端口'8889'上通过python的UDP连接发送命令，但我不知道如何使用端口'11111'从无人机的摄像头接收视频数据。在

我在我的无人机和我的电脑之间使用了一个UDP连接来命令这个(端口8889)，它工作得很好：我可以发送命令，如“命令”，“起飞”或“着陆”，然后我收到“确定”。但当我把“streamon”发送到tello时，我接收到“Unknow命令”，端口“11111”上什么也没有。在import socket

import threading

import time

class Tello:

def __init__(self):

self.ip = '192.168.10.1'

self.command_port = 8889

self.address = (self.ip, self.command_port)

self.response = None

self.overtime = 3

self.lock = threading.RLock()

self.video_port = 11111

self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)

self.video_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)

self.socket.bind(('', self.command_port))

# init command and video stream

self.receive_thread = threading.Thread(target = self.receive_response)

self.receive_thread.daemon = True

self.socket.sendto(b'command', self.address)

print('sent: command')

last_send = time.time()

self.receive_thread.start()

while self.response != b'OK':

if time.time() - last_send >= self.overtime:

self.socket.sendto(b'command', self.address)

print('sent: command')

last_send = time.time()

# video stream

self.video_socket.bind(('', self.video_port))

self.receive_video_thread = threading.Thread(target = self.receive_video_data)

self.receive_video_thread.daemon = True

self.receive_video_thread.start()

self.socket.sendto(b'streamon', self.address)

print('sent: streamon')

def receive_response(self):

while True:

with self.lock:

self.response, ip = self.socket.recvfrom(3000)

if self.response:

print(str(self.response))

def receive_video_data(self):

self.video_data = None

while True:

with self.lock:

data, ip = self.video_socket.recvfrom(2048)

if data:

print(str(data))

def send_command(self, command):

self.socket.sendto(command.encode('utf-8'), self.address)

#control command:

def takeoff(self):

self.send_command('takeoff')

def land(self):

self.send_command('land')

drone = Tello()