          Effmpeg.__run_ffmpeg(exe=exe, inputs=_inputs, outputs=_outputs)
  
      @staticmethod
      def slice(input_=None, output=None, start=None, duration=None,
                preview=None, exe=None,  **kwargs):
          _input_opts = Effmpeg._common_ffmpeg_args[:]
          _input_opts += "-ss " + start
          _output_opts = "-t " + duration + " "
          if not preview:
              _output_opts = '-y ' + _output_opts + "-vcodec copy -acodec copy"
 
</s> remove             print("\nNB: Parallel processing disabled.\nYou may get faster "
                  "extraction speeds by enabling it with the -mp switch\n")
 </s> add             logger.info("NB: Parallel processing disabled.You may get faster "
                        "extraction speeds by enabling it with the -mp switch") </s> remove         if self.args.verbose:
            print("{} - {}MB free of {}MB".format(stats["device"],
                                                  free_vram,
                                                  int(stats["total"])))
 </s> add         logger.verbose("%s - %sMB free of %sMB",
                       stats["device"],
                       free_vram,
                       int(stats["total"])) </s> remove 
 </s> add         logger.trace("Returning rotation matrix: %s", r_mat) </s> remove         print("Backing up original alignments to {}".format(dst))
 </s> add         logger.info("Backing up original alignments to '%s'", dst)
              preview=None, exe=None, **kwargs):
          Effmpeg.__run_ffmpeg(exe=exe, inputs=_inputs, outputs=_outputs)
  
      @staticmethod
      def slice(input_=None, output=None, start=None, duration=None,
              preview=None, exe=None, **kwargs):
          _input_opts = Effmpeg._common_ffmpeg_args[:]
          _input_opts += "-ss " + start
          _output_opts = "-t " + duration + " "
          if not preview:
              _output_opts = '-y ' + _output_opts + "-vcodec copy -acodec copy"
keep keep keep keep replace keep keep keep keep keep
 Logging (#541)

* Convert prints to logger. Further logging improvements. Tidy  up

* Fix system verbosity. Allow SystemExit

* Fix reload extract bug

* Child Traceback handling

* Safer shutdown procedure

* Add shutdown event to queue manager

* landmarks_as_xy > property. GUI notes + linting. Aligner bugfix

* fix FaceFilter. Enable nFilter when no Filter is supplied

* Fix blurry face filter

* Continue on IO error. Better error handling

* Explicitly print stack trace tocrash log

* Windows Multiprocessing bugfix

* Add git info and conda version to crash log

* Windows/Anaconda mp bugfix

* Logging fixes for training 
tools/effmpeg.py