techoverload/slave/main.py

# importing vlc module
from time import sleep
import paho.mqtt.client as mqtt
from video import Video
import multiprocessing
import sys


class App:
    def __init__(self, client, x, y):
        self.client = client
        self.video = Video(x, y)
        
    def on_connect(self, client, userdata, flags, rc):
        print("Connected with result code "+str(rc))
        self.client.subscribe("video")


    def on_message(self, client, userdata, msg):
        print(msg.topic+" "+str(msg.payload))
        if msg.payload == b'start':
            print("Start")
            self.x = multiprocessing.Process(target = self.video.start, args=("slave/sample-mp4-file.mp4",))
            self.x.start()
            
        elif msg.payload == b'stop':
            print("Stop")
            self.x.terminate()

def main():

    client = mqtt.Client()
    app = App(client, int(sys.argv[1]), int(sys.argv[2]))
    client.on_connect = app.on_connect
    client.on_message = app.on_message

    client.connect("10.173.54.35", 1883, 60)

    client.loop_forever()


if __name__ == "__main__":
    main()