xanalyser - a frequence spectrum analyser for X
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
- -rate int
- Set the sample rate. The possible values are limited by your
- -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.
- Select the soundcard as input.
- 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.
Documentation is scanty.
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
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.
Comments, suggestions, and bug reports are appreciated.