audionerd

// via https://web.archive.org/web/20191104212834/https://www.nada.kth.se/utbildning/grukth/exjobb/rapportlistor/2010/rapporter10/szabo_adam_10131.pdf

(
{ | freq = 523.3572, mix=0.75, detune = 0.75 |
	var detuneCurve = { |x|
		(10028.7312891634*x.pow(11)) -
		(50818.8652045924*x.pow(10)) +
		(111363.4808729368*x.pow(9)) -
		(138150.6761080548*x.pow(8)) +
		(106649.6679158292*x.pow(7)) -

protrolium

ffmpeg

Converting Audio into Different Formats / Sample Rates

Minimal example: transcode from MP3 to WMA:
ffmpeg -i input.mp3 output.wma

You can get the list of supported formats with:
ffmpeg -formats

You can get the list of installed codecs with: