<CsoundSynthesizer>
<CsOptions>
; Select audio/midi flags here according to platform
; Audio out   Audio in
-odac           -iadc    ;;;RT audio I/O
; For Non-realtime ouput leave only the line below:
; -o valpass.wav -W ;;; for file output any platform
</CsOptions>
<CsInstruments>

; Initialize the global variables.
sr = 44100
kr = 4410
ksmps = 10
nchnls = 2

instr 1 

krvt = 1.5
klpt line	p4, p3, p5
imaxlpt = .1

a1	diskin2	"fox.wav", 1
a1	valpass	a1, krvt, klpt, imaxlpt
a2	valpass	a1, krvt, klpt*.5, imaxlpt
	outs	a1, a2  

endin

</CsInstruments>
<CsScore>

i 1 0 5 .01 .2

e

</CsScore>
</CsoundSynthesizer>