audio-slot v5.3.2
audio-slot
Web Audio API FRP wrapper for creating, routing, and triggering AudioNodes.
This module serves as the audio engine for Loop Drop.
Related modules / deps
Example
Create a simple monosynth:
var Slot = require('audio-slot')
var context = {
audio: new AudioContext(),
nodes: {
oscillator: require('audio-slot/sources/oscillator'),
filter: require('audio-slot/processors/filter'),
envelope: require('audio-slot/params/envelope'),
lfo: require('audio-slot/params/lfo')
}
}
var synth = Slot(context)
synth.set({
sources: [
{
node: 'oscillator',
shape: 'sawtooth',
amp: {
node: 'envelope',
value: 0.6,
attack: 0.1,
release: 1
},
octave: -1,
detune: {
value: 0,
node: 'lfo',
amp: 40,
rate: 5,
mode: 'add'
}
}
],
processors: [
{
node: 'filter',
type: 'lowpass',
frequency: {
node: 'envelope',
value: 10000,
decay: 0.6,
sustain: 0.05,
release: 0.1
}
}
]
})
synth.connect(context.audio.destination)
// trigger!
setTimeout(function() {
synth.triggerOn(1)
synth.triggerOff(2)
synth.triggerOn(3)
synth.triggerOff(4)
synth.triggerOn(5)
synth.triggerOff(7)
}, 0.2)
Included nodes
Sources
- oscillator
- sample
- granular
- noise
Processors
- bitcrusher
- delay
- dipper
- filter
- freeverb
- gain
- overdrive
- pitchshift
- reverb
Params
- chromatic-scale
- envelope
- lfo
- link-modulator
- trigger-value
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