VOC8

NAME

voc8 - slow and simple 8 channel filterbank/vocoder

SYNOPSIS

voc8 (-i item) file

DESCRIPTION

voc8 is a straightforward implementation of an 8-channel filterbank analyser using two-pole Butterworth bandpass filters spaced roughly in critical band proportions. Energy smoothing done at 25Hz to give default 50Hz framerate.

voc8 has built in filters for signals at 10, 11, 12.8, 16 and 20kHz. There is no limit to the length of the input signal.

Options and their meanings are:

-I Identify program and version number.

-i item Select input item.

INPUT ITEMS

SP Any speech signal sampled at 10, 11, 12.8, 16 or 20kHz.

OUTPUT ITEMS

CO 8 channel vocoder energies.

VERSION/AUTHOR

1.1 - Mark Huckvale

SEE ALSO

voc19(1)
Fri Jul 09 14:54:44 2004