#!/usr/bin/python

import sys, time

cmdfn, sigfn, picfn = sys.argv[1:4]

cmdf=file(cmdfn, "w")
sigf=file(sigfn)

def handle_pic():
    print time.time(), len(file(picfn).read())
    
while True:
#for n in xrange(20):
    # dummy=raw_input("Hit Enter to take a picture")
    cmdf.write("PIC\n")
    cmdf.flush()
    sigf.readline()
    handle_pic()

cmdf.write("QUIT\n")
cmdf.flush()