xanalyser(1X)

NAME
xanalyser - a frequence spectrum analyser for X

SYNOPSIS
xanalyser [options]

DESCRIPTION
The program xanalyser reads audio data from the soundcard, performs a fast fourier transformation on these data and displays the resulting spectrum in a X Window. It has no facilities to control the audio mixer. This must be done by another program.

OPTIONS

-rate int
    Set the sample rate. The possible values are limited by your soundcard.

-length int
    Set the length of each set of sampled data. The length must be a power of two and is limited by your soundsystem.

-resolution int
    Set the sample resolution. Must be 16 or 32, but not all values are supported by all sound srivers.

-device string
    Sets the audio device. This also automatically select the sound driver. Devices names starting with "/dev/" use the OSS driver and names starting with "plughw:" use the ALSA 0.9 driver. Some drivers may not be available on your system.

-soundcard
    Select the soundcard as input.

-diskfile
    Select a diskfile as input. Use the option filename to specify the name of the file.

-filename string
    Selects the file to play. The file must be 2 channels, 16 bits, 44100 Hz and in CDR or WAV format. Note: This is mainly intended for testing.

For more informations see the help provided by the program.

BUGS
Documentation is scanty.

COPYING
Copyright 1998-2006 by Arvin Schnell

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

AUTHOR
Arvin Schnell

Comments, suggestions, and bug reports are appreciated.