japa

Langue: en

Version: July 7, 2007 (debian - 07/07/09)

Section: 1 (Commandes utilisateur)

Sommaire

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).