mono16 mode doesn't work

[astraw]

When using a Pt. Grey Dragonfly Express on linux (Ubuntu Karmic amd64) with the old firewire stack, I can open the camera in format 7, mode 0 MONO16 at 648x484, but the display is black and there's an exception raised when trying to save movies:

Traceback (most recent call last):
  File "/usr/lib/python2.6/threading.py", line 525, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.6/threading.py", line 477, in run
    self.__target(*self.__args, **self.__kwargs)
  File "/usr/lib/pymodules/python2.6/motmot/fview/fview.py", line 456, in save_func
    wxapp.fly_movie.add_frame(frame,save_temporal_value)
  File "/usr/lib/pymodules/python2.6/motmot/FlyMovieFormat/FlyMovieFormat.py", line 500, in add_frame
    raise ValueError("expected buffer of length %d, got length %d (shape %s)"%(self._bytes_per_image,len(b2),str(thisshape)))
ValueError: expected buffer of length 1254528, got length 627264 (shape (484, 1296))