Traceback (most recent call last):
  File "/usr/share/checkbox/scripts/camera_test", line 263, in _still_helper
    check_call(command, stdout=open(os.devnull, 'w'), stderr=STDOUT)
  File "/usr/lib/python3.3/subprocess.py", line 540, in check_call
    retcode = call(*popenargs, **kwargs)
  File "/usr/lib/python3.3/subprocess.py", line 521, in call
    with Popen(*popenargs, **kwargs) as p:
  File "/usr/lib/python3.3/subprocess.py", line 818, in __init__
    restore_signals, start_new_session)
  File "/usr/lib/python3.3/subprocess.py", line 1436, in _execute_child
    raise child_exception_type(errno_num, err_msg)
FileNotFoundError: [Errno 2] No such file or directory: 'fswebcam'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/share/checkbox/scripts/camera_test", line 528, in <module>
    sys.exit(getattr(camera, args.test)())
  File "/usr/share/checkbox/scripts/camera_test", line 247, in still
    self.args.quiet)
  File "/usr/share/checkbox/scripts/camera_test", line 275, in _still_helper
    self._pipeline = Gst.parse_launch(pipespec)
  File "/usr/lib/python3/dist-packages/gi/types.py", line 113, in function
    return info.invoke(*args, **kwargs)
gi._glib.GError: no element "ffmpegcolorspace"