camera server전송

젯슨 또는 외부 자율주행 차량에서실행

from flask import Flask, Response
import cv2

app = Flask(__name__)
camera = cv2.VideoCapture('/dev/video4')

def generate_frames():
    while True:
        success, frame = camera.read()
        if not success:
            break
        _, buffer = cv2.imencode('.jpg', frame)
        yield (b'--frame\r\n'
               b'Content-Type: image/jpeg\r\n\r\n' + buffer.tobytes() + b'\r\n')

@app.route('/')
def index():
    return "MJPEG Streaming: <a href='/video_feed'>Click here</a>"



@app.route('/video_feed')
def video_feed():
    return Response(generate_frames(),
                    mimetype='multipart/x-mixed-replace; boundary=frame')

if __name__ == '__main__':
    app.run(host='0.0.0.0', port=8080)

메인-PC에서 다시 접속 테스트

메인-PC 터미널에서
nc -zv 123.46.*. ****

curl http://123.46.***.** ****/video_feed --output NUL

vlc http://123.46.***.** ****/video_feed --network-caching=100