使用Python从前视红外摄像机传输OpenCV视频流

import cv2
import requests
import numpy as np

def get_video_stream(url):
    # 发送GET请求获取视频流
    response = requests.get(url, stream=True)
    
    # 检查响应状态码
    if response.status_code == 200:
        # 使用iter_content迭代获取视频流数据
        bytes_stream = bytes()
        for chunk in response.iter_content(chunk_size=1024):
            bytes_stream += chunk
            a = bytes_stream.find(b'\xff\xd8')
            b = bytes_stream.find(b'\xff\xd9')
            if a != -1 and b != -1:
                jpg = bytes_stream[a:b+2]
                bytes_stream = bytes_stream[b+2:]
                frame = cv2.imdecode(np.frombuffer(jpg, dtype=np.uint8), cv2.IMREAD_COLOR)
                
                # 显示视频流
                cv2.imshow('Video Stream', frame)
                
                # 按下'q'键退出循环
                if cv2.waitKey(1) & 0xFF == ord('q'):
                    break
    else:
        print('Failed to retrieve video stream.')

url = 'http://example.com/video_stream'
get_video_stream(url)