Added placeholder CB, removed old stability function

UDP-client-server.py

@@ -86,6 +86,17 @@ def udp_client_receive(UDP_RECEIVE_IP, UDP_RECEIVE_PORT):
 
     outfile.close()
 
+#CALLBACK FUNCTION
+def cb_event(recipient, threshold):
+    # TODO
+
+    # Somebody call cb_event, identifying themselves with recipient
+    # defining their threshold value when they want to be notified
+
+    # Create list with recipient, threshold
+    # Run as a separate thread and for example each 5 seconds check if
+    # any of the thresholds are exceeded. Notify recpient as needed.
+    print("TODO")
 
 #CLIENT SERVER SIDE
 def udp_client_send(UDP_DEST_IP,  UDP_DEST_PORT,
@@ -137,7 +148,8 @@ def udp_client_send(UDP_DEST_IP,  UDP_DEST_PORT,
     print('\n')
     print(packet_count_snd,  'packets sent')
     print(packet_count_rcvd,  'packets received')
-    print('packet loss ratio = ',  round(PLR, 3),  '%')
+    print(lost, 'Lost packets')
+    print('packet loss ratio = ',  round(PLR, 3),  '%\n')
 
     if (max_delay - min_delay != -100):
         print('max_delay = ', max_delay)
@@ -164,24 +176,18 @@ def udp_client_send(UDP_DEST_IP,  UDP_DEST_PORT,
     for rt0, rt1 in zip(rt_delay_array[:-1], rt_delay_array[1:]):
         jitter += (np.fabs(rt0 - rt1) - jitter) / 16.
 
-    #jitter = jitter / (len(rt_delay_array) - 1)
-
     print("jitter = ", jitter)
     print("jitter = ", jitter_2)
 
 #NETWORK STABILITY BASED ON PACKET LOSS AND DELAY, VALUE 0-100
-    network_stability = 0
     if packet_count_rcvd == 0:
         pass
     else:
         avg_packet_delay = cumulative_delay / packet_count_rcvd
-#CALCULATE STABILITY
-        network_stability = int(((packet_count_rcvd / packet_count_snd)\
-                                 * (avg_packet_delay / packet_wait_time) * 100) + 0.5)
         print('avg.rtt = ', avg_packet_delay)
-        print('stability = ', network_stability)
-        print('Lost packets = ', lost)
 
+
+#CALCULATE STABILITY
 # Calculating MOS
 # http://en.wikipedia.org/wiki/Mean_opinion_score
 #MOS Quality    Impairment
@@ -225,5 +231,7 @@ if __name__ == "__main__":
         sender_thread.start()
         while sender_thread.is_alive():
             time.sleep(1)
+
+
 # While testing, end after one iteration
         sys.exit()