NAME
japa - jack or alsa perceptual analyser
SYNOPSIS
japa {-h|-A|-J} [options]
DESCRIPTION
Japa (JACK and ALSA Perceptual Analyser), is a ’perceptual’ or
’psychoacoustic’ audio spectrum analyser. Possible uses include
spectrum monitoring while mixing or mastering, evaluation of ambient
noise, and (using pink noise), equalisation of PA systems. For more
information see /usr/share/doc/japa/README.gz.
OPTIONS
One out of -A and -J must be given.
-h Show summary of options.
-J Use jack.
-A Use alsa.
-d <device>
If using alsa: Specify alsa device. Defaults to hw:0.0.
-r <rate>
If using alsa: Specify sample frequency. Defaults to 48000.
-p <period>
If using alsa: Specify period size. Defaults to 1024.
-n <nfrags>
If using alsa: Specify number of fragments. Defaults to 2.
SEE ALSO
jackd(1).
AUTHOR
japa was written by Fons Adriaensen <fons@kokkinizita.net>.
This manual page was written by Helmut Grohne <helmut@subdivi.de>, for
the Debian project (but may be used by others).
July 7, 2007