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Audio overlap loop: Difference between revisions
→{{header|Nim}}
Thundergnat (talk | contribs) m (Thundergnat moved page Audio Overlap Loop to Audio overlap loop: Follow normal task title capitalization policy) |
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end
</lang>
=={{header|Nim}}==
{{trans|Go}}
As in Go version, we use Sox "play" command.
<lang Nim>import osproc, strutils
proc getValue[T: int | float](msg: string; minval, maxval: T): T =
while true:
stdout.write msg
stdout.flushFile()
try:
result = when T is int: stdin.readLine.strip().parseInt()
else: stdin.readLine.strip().parseFloat()
if result notin minval..maxval:
echo "Invalid value"
else:
return
except ValueError:
echo "Error: invalid value."
except EOFError:
echo()
quit "Quitting.", QuitFailure
const FileName = "loop.wav"
let reps = getValue("Enter number of repetitions (1 to 6): ", 1, 6)
let delay = getValue("Enter delay between repetitions in microseconds (50 to 500): ", 50, 500)
let decay = getValue("Enter decay between repetitions (0.2 to 0.9): ", 0.2, 0.9)
var args = @[FileName, "echo", "0.8", "0.7"]
var decay2 = 1.0
for i in 1..reps:
decay2 *= decay
args.add $(i * delay)
args.add $decay2
echo execProcess("play", args = args, options = {poStdErrToStdOut, poUsePath})</lang>
=={{header|Tcl}}==
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