Babylon.js API documentation|

Class Analyser

Class used to work with sound analyzer using fast fourier transform (FFT)

see: https://doc.babylonjs.com/features/featuresDeepDive/audio/playingSoundsMusic

Hierarchy

Analyser

Index

Constructors

constructor

Properties

Methods

Constructors

constructor

new Analyser(scene?: Nullable<Scene>): Analyser

- Defined in .temp/docdirectory/doc.d.ts:4739
Creates a new analyser

Parameters
- Optional scene: Nullable<Scene>
  
  defines hosting scene
Returns Analyser

Properties

BARGRAPHAMPLITUDE Search playground for BARGRAPHAMPLITUDE

BARGRAPHAMPLITUDE: number

Gets or sets the bar graph amplitude

ignorenaming

DEBUGCANVASPOS Search playground for DEBUGCANVASPOS

DEBUGCANVASPOS: { x: number; y: number }

Gets or sets the position of the debug canvas

ignorenaming

Type declaration

x: number
y: number

DEBUGCANVASSIZE Search playground for DEBUGCANVASSIZE

DEBUGCANVASSIZE: { height: number; width: number }

Gets or sets the debug canvas size

ignorenaming

Type declaration

height: number
width: number

FFT_SIZE Search playground for FFT_SIZE

FFT_SIZE: number

Gets or sets the FFT table size

ignorenaming

SMOOTHING Search playground for SMOOTHING

SMOOTHING: number

Gets or sets the smoothing

ignorenaming

Methods

connectAudioNodes Search playground for connectAudioNodes

connectAudioNodes(inputAudioNode: AudioNode, outputAudioNode: AudioNode): void

- Defined in .temp/docdirectory/doc.d.ts:4777
Connects two audio nodes

Parameters
- inputAudioNode: AudioNode
  
  defines first node to connect
- outputAudioNode: AudioNode
  
  defines second node to connect
Returns void

dispose Search playground for dispose

dispose(): void

- Defined in .temp/docdirectory/doc.d.ts:4781
Releases all associated resources

Returns void

drawDebugCanvas Search playground for drawDebugCanvas

drawDebugCanvas(): void

- Defined in .temp/docdirectory/doc.d.ts:4767
Renders the debug canvas

Returns void

getByteFrequencyData Search playground for getByteFrequencyData

getByteFrequencyData(): Uint8Array

- Defined in .temp/docdirectory/doc.d.ts:4751
Gets the current frequency data as a byte array

see
https://developer.mozilla.org/en-US/docs/Web/API/AnalyserNode/getByteFrequencyData

Returns Uint8Array
a Uint8Array

getByteTimeDomainData Search playground for getByteTimeDomainData

getByteTimeDomainData(): Uint8Array

- Defined in .temp/docdirectory/doc.d.ts:4757
Gets the current waveform as a byte array

see
https://developer.mozilla.org/en-US/docs/Web/API/AnalyserNode/getByteTimeDomainData

Returns Uint8Array
a Uint8Array

getFloatFrequencyData Search playground for getFloatFrequencyData

getFloatFrequencyData(): Float32Array

- Defined in .temp/docdirectory/doc.d.ts:4763
Gets the current frequency data as a float array

see
https://developer.mozilla.org/en-US/docs/Web/API/AnalyserNode/getByteFrequencyData

Returns Float32Array
a Float32Array

getFrequencyBinCount Search playground for getFrequencyBinCount

getFrequencyBinCount(): number

- Defined in .temp/docdirectory/doc.d.ts:4745
Get the number of data values you will have to play with for the visualization

see
https://developer.mozilla.org/en-US/docs/Web/API/AnalyserNode/frequencyBinCount

Returns number
a number

stopDebugCanvas Search playground for stopDebugCanvas

stopDebugCanvas(): void

- Defined in .temp/docdirectory/doc.d.ts:4771
Stops rendering the debug canvas and removes it

Returns void