man esdfilt (Commandes) - The Enlightened Sound Daemon
NAME
esdfilt - The Enlightened Sound Daemon
DESCRIPTION
EsounD filter. Sample esd filter program that implements halving and doubling, Optionally writing the new data to a seperate file.
USAGE
esdfilt [OPTIONS] [FILE]
CW-s, --server=HOSTNAME set EsounD server CW-b, output file should be 8-bit CW-m, output file should be mono CW-r RATE, set output rate to RATE CW-half halve each sample CW-double double each sample
If FILE is specified, the filtered output will be written there. Otherwise it will be written back to esound to change the output to the sound device.