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<CsoundSynthesizer>
<CsOptions>
; Select audio/midi flags here according to platform
; Audio out Audio in No messages
-odac -iadc -d ;;;RT audio I/O
; For Non-realtime ouput leave only the line below:
; -o ihold.wav -W ;;; for file output any platform
</CsOptions>
<CsInstruments>
; Initialize the global variables.
sr = 44100
kr = 4410
ksmps = 10
nchnls = 1
; Instrument #1.
instr 1
; A simple oscillator with its note held indefinitely.
a1 oscil 10000, 440, 1
ihold
; If p4 equals 0, turn the note off.
if (p4 == 0) kgoto offnow
kgoto playit
offnow:
; Turn the note off now.
turnoff
playit:
; Play the note.
out a1
endin
</CsInstruments>
<CsScore>
; Table #1: an ordinary sine wave.
f 1 0 32768 10 1
; p4 = turn the note off (if it is equal to 0).
; Start playing Instrument #1.
i 1 0 1 1
; Turn Instrument #1 off after 3 seconds.
i 1 3 1 0
e
</CsScore>
</CsoundSynthesizer>
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