onepole

onepole(
    @cutoff 300
    @highpass 0
) -> llll

Generates an audio process operation for applying single-pole lowpass or highpass filtering to a buffer.

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Arguments

• @cutoff [int/float]: Cutoff frequency. (default: 300).
• @highpass [int]: Highpass filter mode. (default: 0).
  • 0: Off
  • 1: On

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Output

Single-pole filtering operation [llll]

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Usage

onepole is meant to be used with the process function:

$buffer = importaudio('singing.wav'); ## input buffer
$op = onepole(); ## processing operation
$buffer = $buffer.process($op); ## apply processing
$buffer.view('after onepole process')