StereoAnalyserNode

Installation

npm install stereo-analyser-node

downloads:

• stereo-analyser-node.js
• stereo-analyser-node.min.js

Quick Example

const StereoAnalyserNode = require("stereo-analyser-node");
 
const audioContext = new AudioContext();
const analyser = new StereoAnalyserNode(audioContext);
const arrayL = new Float32Array(1024);
const arrayR = new Float32Array(1024);
 
analyser.getFloatFrequencyData(arrayL, arrayR);

Demo

http://mohayonao.github.io/stereo-analyser-node/

API

StereoAnalyserNode

• constructor(audioContext: AudioContext, opts = {})
  • opts.fftSize: number
  • opts.minDecibels: number
  • opts.maxDecibels: number
  • opts.smoothingTimeConstant: number

Instance Attributes

• fftSize: number
• frequencyBinCount: number readonly
• minDecibels: number
• maxDecibels: number
• smoothingTimeConstant: number

Instance Methods

• connect(destination: AudioNode|AudioParam): void
• disconnect(): void
• getFloatFrequencyData(arrayL: Float32Array, arrayR: Float32Array): void
• getByteFrequencyData(arrayL: Uint8Array, arrayR: Uint8Array): void
• getFloatTimeDomainData(arrayL: Float32Array, arrayR: Float32Array): void
• getByteTimeDomainData(arrayL: Uint8Array, arrayR: Uint8Array): void

AudioGraph

License

MIT