roarfilt(1) on Linux
The text 2c20723576b5, as Debian 7 (Wheezy), Debian 6.0 (Squeeze) shipped it.
RoarAudio sound server audio filter client
Flags it lists
-
--amp -
--bits -
--chans -
--div -
--double -
--fdiv -
--ffreq -
--filter -
--flimit -
--fmode -
--fmul -
--fn -
--fq -
--half -
--help -
--log -
--lowpass -
--mul -
--rate -
--server -
-B -
-C -
-R