UDPの特定のポートを時刻付きで録画再生。 License: WTFPL

udp-play.py

# -*- coding: utf-8 -*-
import socket
import sys
import time

host = '127.0.0.1'
port = 21730

# open file
argvs = sys.argv
argc = len(argvs)
if (argc != 2):
    print 'Usage: python %s filename' % argvs[0]
    quit()

sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
print 'UDP ' + host + ' ' + str(port)
print "sending datagram..."

f = open(argvs[1])
starttime = time.time()

line = f.readline() 
while line:
  pos = line.find(',')
  if (pos >= 0):
    nextsend = float(line[0:pos-1])
    send_msg = line[pos+1:-1]
    tick = nextsend - time.time() + starttime
    if (tick > 0):
      time.sleep(tick)
    print unicode(line, 'utf-8').encode('shift-jis').strip()
    sock.sendto(send_msg, (host, port))
    line = f.readline()

udp-record.py

# -*- coding: utf-8 -*-
import socket
import time
import datetime

host = '127.0.0.1'
port = 21730

# create filename
now = datetime.datetime.today()
name = 'UDP_' + now.strftime("%Y%m%d_%H%M%S") + '.csv'
fw = open(name, 'w')

# start record
starttime = time.time()

clientsock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
clientsock.bind((host, port))
print 'UDP ' + host + ' ' + str(port)
print "waiting datagram..."
while True:
  recv_msg, addr = clientsock.recvfrom(1024)
  currenttime = time.time() - starttime
  output = str(currenttime) + ',' + recv_msg
  print unicode(output, 'utf-8').encode('shift-jis')
  fw.write(output + '\n')