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invalue

Reads a k-rate or i-rate signal or string from a user-defined channel.

Syntax

ivalue invalue "channel name"
kvalue invalue "channel name"
Sname invalue "channel name"

Performance

ivalue, kvalue -- The value that is read from the channel.

_ Sname_ -- The string variable that is read from the channel.

"channel name" -- An integer, string (in double-quotes), or string variable identifying the channel.

Examples

Here is an example of the invalue opcode. It uses the file invalue.csd.

Example of the invalue opcode.
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<CsoundSynthesizer>
<CsOptions>
</CsOptions>
<CsInstruments>
;run this example in CsoundQt, a Csound editor that provides widgets
;make the Widgets-panel visible, by clicking the Widgets symbol in the menu or pressing (Alt+1).

sr = 44100
ksmps = 32
nchnls = 2
0dbfs  = 1
; written by Andres Cabrera
instr 1

kfreq invalue "freq" ; Quotes are needed here
asig  oscil 0.1, kfreq, 1
      outs asig, asig

endin
</CsInstruments>
<CsScore>
f 1 0 1024 10 1 ;sine
i 1 0 300       ;play for 300 seconds
e
</CsScore>
</CsoundSynthesizer>

See also

Signal Input

Credits

Author: Matt Ingalls

i-rate version new in Csound 6.04