gnuais1

Usage

Overview

This manual page documents briefly the gnuais command.

gnuais is a tool for demodulating and decoding AIS messages using the line/mic input of the sound card. Connect the discriminator output of a VHF receiver tuned to either 161.975 MHz or 162.025 MHz to the line/mic input. Then run gnuais with no options or with some of the options described below.

Options

A summary of options is included below.

-c <filename>

Specify config file to use. If not specified, a gnuais.conf file in the current directory is searched for, if not found, ~/.config/gnuais/config is used.

-f

Runs gnuais in the background.

-h

Shows the short command use info.

-l <filename>

Runs with raw audio data from file

-s <filename>

Saves raw audio data to file

-e <level>

Log level: INFO, DEBUG, NOTICE, WARNING, ERR, CRIT, ALERT, EMERG

-o <dest>

Log destination: none, file, stderr, syslog.

-r <dir>

Log directory

-n <name>

Name of the log