Update _process.py

Author: aminyazdanpanah

ffmpeg_streaming/_process.py

@@ -88,6 +88,7 @@ def _monitor(self):
             if callable(self.monitor):
                 duration = get_time('Duration: ', line, duration)
                 _time = get_time('time=', line, _time)
+                #FIXME: review the following line and refactor it if it needed
                 self.monitor(self,line, duration, _time, time_left(start_time, _time, duration), self.process)
 
         Process.out = log