Add video to readme for networks

Author: sappel

README.md

@@ -52,6 +52,9 @@ On your other device run VLC and connect to `rtsp:://IP.OF.RAS.PI::8554`
 
 ### Ultrasonics
 
+### Network
+https://www.youtube.com/watch?v=bWwZF_zVf00
+
 # Helpful links
 * https://www.hackster.io/bestd25/pi-car-016e66  
 * https://www.pyimagesearch.com/2015/03/30/accessing-the-raspberry-pi-camera-with-opencv-and-python/  

network/client.py

@@ -8,12 +8,12 @@
 client_socket = socket.socket()
 
 client_socket.connect(ip_address, port)
-
+# Write bytes
 connection = client_socket.makefile('wb')
 try:
 	camera = picamera.Picamera()
 	camera.vflip = True
-	camera.resolution = (640, 480)
+	camera.resolution = (320, 240)
 	camera.start_preview()
 	time.sleep(2)
 
@@ -27,7 +27,13 @@
 		stream.seek(0)
 		connection.write(stream.read())
 
+		# Run the stream for 30 seconds
 		if time.time() - start > 30:
 			break
+		stream.seek(0)
+		stream.truncate()
+
+	connection.write(struct.pack('<L', 0))
 finally:
-	break
+	connection.close()
+	client_socket.close()

network/server.py

@@ -9,6 +9,7 @@
 server_socket.bind((ip_address, port))
 server_socket.listen(0)
 
+# Read bytes
 connection = server_socket.accept()[0].makefile('rb')
 
 try:
@@ -37,4 +38,5 @@
 
 
 finally:
-	pass
+	connection.close()
+	server_socket.close()