pvffilter

Langue: en

Autres versions - même langue

Version: 1.2 (mandriva - 01/05/08)

Section: 1 (Commandes utilisateur)

Sommaire

NAME

pvffilter - filters a range of frequencies.

SYNOPSIS

pvffilter [options] [<pvffile in> [<pvffile out>]]

DESCRIPTION

pvffilter can filter a range of frequencies out of a given voice signal. Input and output is in the pvf (portable voice format) format.

OPTIONS

pvffilter can be called in the pipe mode:

        cat infile.pvf | pvffilter [optons] > outfile.pvf

or with two file names:

        pvffilter [options] infile.pvf outfile.pvf

Valid options are:

-h brief help message

-F <n> frequency of the filter in Hz (default is 1000)

-W <n> width of the filter in Hz (default is 100)

-a output pvf ascii format

-b output pvf binary format (default)

-8 output 8 bit samples

-16 output 16 bit samples

-32 output 32 bit samples (default)

SEE ALSO

pvfamp, pvfcut, pvfechot, pvfff, pvffile, pvfmix, pvfnoise, pvfreverse, pvfsine, and pvfspeed

AUTHOR

Mikkel L. Ellertson <mikkel@infinity-ltd.com>