MIDGsmooth - Man Page

send MIDG-formatted GPS data to a FlightGear instance


MIDGsmooth --help
   | --infile infile_name [options]...
   | --serial dev_name --outfile outfile_name [options]...


MIDGsmooth is a utility that reads GPS data in MIDG format from a text file or from an MIDG device connected to the serial port, parses it and sends it to a FlightGear instance for replaying.



Display usage information and exit.

--infile infile_name

Read GPS data from infile_name.

--serial dev_name

Read GPS data from the serial device named dev_name.

--outfile outfile_name

Save the data retrieved from the device to outfile_name.

--hertz frequency

Specify the frequency to use for sending data to the FlightGear instance. By default, events are sent at a frequency of 60 Hz.

--host hostname

Send the data to the FlightGear instance running on hostname.

If --host is not specified, the default is to send the data to localhost.

--skip-seconds seconds

Do not transmit the first seconds seconds of data.

This option is ignored when reading GPS data from a serial device.


Send flight data model and control data as broadcast packets.

--fdm-port port

Set the port flight data model data should be sent to. By default, data is sent to port 5505.

--ctrls-port port

Set the port control data should be sent to. By default, data is sent to port 5506.

--altitude-offset meters

Add the specified offset (in meters) to the altitude sent to FlightGear.

Exit Status

MIDGsmooth exits with 0 on success, with -1 if the syntax of the command-line arguments is wrong or an error occurs.

See Also

fgfs(1), GPSsmooth(1), UGsmooth(1)

Referenced By

GPSsmooth(1), UGsmooth(1).

2017-06-25 FlightGear man pages