/var/lib/mythtv/recordings$ pkexec --user mythtv x264trans.py --chanid 1472 --starttime 20120122153000
^CTraceback (most recent call last):
  File "/usr/local/bin/x264trans.py", line 105, in <module>
    main()
  File "/usr/local/bin/x264trans.py", line 99, in main
    runjob(chanid=opts.chanid, starttime=opts.starttime)
  File "/usr/local/bin/x264trans.py", line 47, in runjob
    '--preset="iphone"')
  File "/usr/lib/pymodules/python2.7/MythTV/system.py", line 57, in __call__
    def __call__(self, *args): return self.command(*args)
  File "/usr/lib/pymodules/python2.7/MythTV/system.py", line 89, in command
    return self._runcmd('%s %s' % (self.path, arg))
  File "/usr/lib/pymodules/python2.7/MythTV/system.py", line 94, in _runcmd
    self.returncode = fd.wait()
  File "/usr/lib/python2.7/subprocess.py", line 1281, in wait
    pid, sts = _eintr_retry_call(os.waitpid, self.pid, 0)
  File "/usr/lib/python2.7/subprocess.py", line 478, in _eintr_retry_call
    return func(*args)
KeyboardInterrupt