AudioContext
Overview
The AudioContext interface represents an audio-processing graph built from audio modules linked together, each represented by an AudioNode.
Location
- Reference: Island.fx
- Namespace: RemObjects.Elements.WebAssembly.DOM
- Platforms: WebAssembly
- Ancestry: BaseAudioContext | AudioContext
createAnalyser (declared in BaseAudioContext)
Creates an AnalyserNode, which can be used to expose audio time and frequency data and for example to create data visualisations.
method createAnalyser: AnalyserNode
AnalyserNode createAnalyser()
func createAnalyser() -> AnalyserNode
AnalyserNode createAnalyser()
Function createAnalyser() As AnalyserNode
createBiquadFilter (declared in BaseAudioContext)
Creates a BiquadFilterNode, which represents a second order filter configurable as several different common filter types: high-pass, low-pass, band-pass, etc
method createBiquadFilter: BiquadFilterNode
BiquadFilterNode createBiquadFilter()
func createBiquadFilter() -> BiquadFilterNode
BiquadFilterNode createBiquadFilter()
Function createBiquadFilter() As BiquadFilterNode
createBufferSource (declared in BaseAudioContext)
Creates an AudioBufferSourceNode, which can be used to play and manipulate audio data contained within an AudioBuffer object. AudioBuffers are created using AudioContext.createBuffer or returned by AudioContext.decodeAudioData when it successfully decodes an audio track.
method createBufferSource: AudioBufferSourceNode
AudioBufferSourceNode createBufferSource()
func createBufferSource() -> AudioBufferSourceNode
AudioBufferSourceNode createBufferSource()
Function createBufferSource() As AudioBufferSourceNode
createChannelMerger (declared in BaseAudioContext)
Creates a ChannelMergerNode, which is used to combine channels from multiple audio streams into a single audio stream.
method createChannelMerger(parnumberOfInputs: dynamic): ChannelMergerNode
ChannelMergerNode createChannelMerger(dynamic parnumberOfInputs)
func createChannelMerger(_ parnumberOfInputs: dynamic) -> ChannelMergerNode
ChannelMergerNode createChannelMerger(dynamic parnumberOfInputs)
Function createChannelMerger(parnumberOfInputs As dynamic) As ChannelMergerNode
Parameters:
- parnumberOfInputs:
createChannelSplitter (declared in BaseAudioContext)
Creates a ChannelSplitterNode, which is used to access the individual channels of an audio stream and process them separately.
method createChannelSplitter(parnumberOfOutputs: dynamic): ChannelSplitterNode
ChannelSplitterNode createChannelSplitter(dynamic parnumberOfOutputs)
func createChannelSplitter(_ parnumberOfOutputs: dynamic) -> ChannelSplitterNode
ChannelSplitterNode createChannelSplitter(dynamic parnumberOfOutputs)
Function createChannelSplitter(parnumberOfOutputs As dynamic) As ChannelSplitterNode
Parameters:
- parnumberOfOutputs:
createConstantSource (declared in BaseAudioContext)
Creates a ConstantSourceNode object, which is an audio source that continuously outputs a monaural (one-channel) sound signal whose samples all have the same value.
method createConstantSource: ConstantSourceNode
ConstantSourceNode createConstantSource()
func createConstantSource() -> ConstantSourceNode
ConstantSourceNode createConstantSource()
Function createConstantSource() As ConstantSourceNode
createConvolver (declared in BaseAudioContext)
Creates a ConvolverNode, which can be used to apply convolution effects to your audio graph, for example a reverberation effect.
method createConvolver: ConvolverNode
ConvolverNode createConvolver()
func createConvolver() -> ConvolverNode
ConvolverNode createConvolver()
Function createConvolver() As ConvolverNode
createDelay (declared in BaseAudioContext)
Creates a DelayNode, which is used to delay the incoming audio signal by a certain amount. This node is also useful to create feedback loops in a Web Audio API graph.
method createDelay(parmaxDelayTime: dynamic): DelayNode
DelayNode createDelay(dynamic parmaxDelayTime)
func createDelay(_ parmaxDelayTime: dynamic) -> DelayNode
DelayNode createDelay(dynamic parmaxDelayTime)
Function createDelay(parmaxDelayTime As dynamic) As DelayNode
Parameters:
- parmaxDelayTime:
createDynamicsCompressor (declared in BaseAudioContext)
Creates a DynamicsCompressorNode, which can be used to apply acoustic compression to an audio signal.
method createDynamicsCompressor: DynamicsCompressorNode
DynamicsCompressorNode createDynamicsCompressor()
func createDynamicsCompressor() -> DynamicsCompressorNode
DynamicsCompressorNode createDynamicsCompressor()
Function createDynamicsCompressor() As DynamicsCompressorNode
createGain (declared in BaseAudioContext)
Creates a GainNode, which can be used to control the overall volume of the audio graph.
method createGain: GainNode
GainNode createGain()
func createGain() -> GainNode
GainNode createGain()
Function createGain() As GainNode
createIIRFilter (declared in BaseAudioContext)
Creates an IIRFilterNode, which represents a second order filter configurable as several different common filter types.
method createIIRFilter(parfeedforward: dynamic; parfeedback: dynamic): IIRFilterNode
IIRFilterNode createIIRFilter(dynamic parfeedforward, dynamic parfeedback)
func createIIRFilter(_ parfeedforward: dynamic, _ parfeedback: dynamic) -> IIRFilterNode
IIRFilterNode createIIRFilter(dynamic parfeedforward, dynamic parfeedback)
Function createIIRFilter(parfeedforward As dynamic, parfeedback As dynamic) As IIRFilterNode
Parameters:
- parfeedforward:
- parfeedback:
createMediaElementSource
Creates a MediaElementAudioSourceNode associated with an HTMLMediaElement. This can be used to play and manipulate audio from ) embeds a media player which supports video playback into the document. You can use <video> for audio content as well, but the <audio> element may provide a more appropriate user experience."><video> or element is used to embed sound content in documents. It may contain one or more audio sources, represented using the src attribute or the <source> element: the browser will choose the most suitable one. It can also be the destination for streamed media, using a MediaStream."><audio> elements.
method createMediaElementSource(parmyMediaElement: dynamic): MediaElementAudioSourceNode
MediaElementAudioSourceNode createMediaElementSource(dynamic parmyMediaElement)
func createMediaElementSource(_ parmyMediaElement: dynamic) -> MediaElementAudioSourceNode
MediaElementAudioSourceNode createMediaElementSource(dynamic parmyMediaElement)
Function createMediaElementSource(parmyMediaElement As dynamic) As MediaElementAudioSourceNode
Parameters:
- parmyMediaElement:
createMediaStreamDestination
Creates a MediaStreamAudioDestinationNode associated with a MediaStream representing an audio stream which may be stored in a local file or sent to another computer.
method createMediaStreamDestination: MediaStream
MediaStream createMediaStreamDestination()
func createMediaStreamDestination() -> MediaStream
MediaStream createMediaStreamDestination()
Function createMediaStreamDestination() As MediaStream
createMediaStreamSource
Creates a MediaStreamAudioSourceNode associated with a MediaStream representing an audio stream which may come from the local computer microphone or other sources.
method createMediaStreamSource(parstream: dynamic): MediaStream
MediaStream createMediaStreamSource(dynamic parstream)
func createMediaStreamSource(_ parstream: dynamic) -> MediaStream
MediaStream createMediaStreamSource(dynamic parstream)
Function createMediaStreamSource(parstream As dynamic) As MediaStream
Parameters:
- parstream:
createMediaStreamTrackSource
Creates a MediaStreamTrackAudioSourceNode associated with a MediaStream representing an media stream track.
method createMediaStreamTrackSource(partrack: dynamic): MediaStream
MediaStream createMediaStreamTrackSource(dynamic partrack)
func createMediaStreamTrackSource(_ partrack: dynamic) -> MediaStream
MediaStream createMediaStreamTrackSource(dynamic partrack)
Function createMediaStreamTrackSource(partrack As dynamic) As MediaStream
Parameters:
- partrack:
createOscillator (declared in BaseAudioContext)
Creates an OscillatorNode, a source representing a periodic waveform. It basically generates a tone.
method createOscillator: OscillatorNode
OscillatorNode createOscillator()
func createOscillator() -> OscillatorNode
OscillatorNode createOscillator()
Function createOscillator() As OscillatorNode
createPanner (declared in BaseAudioContext)
Creates a PannerNode, which is used to spatialise an incoming audio stream in 3D space.
method createPanner: PannerNode
PannerNode createPanner()
func createPanner() -> PannerNode
PannerNode createPanner()
Function createPanner() As PannerNode
createPeriodicWave (declared in BaseAudioContext)
Creates a PeriodicWave, used to define a periodic waveform that can be used to determine the output of an OscillatorNode.
method createPeriodicWave(parreal: dynamic; parimag: dynamic): PeriodicWave
PeriodicWave createPeriodicWave(dynamic parreal, dynamic parimag)
func createPeriodicWave(_ parreal: dynamic, _ parimag: dynamic) -> PeriodicWave
PeriodicWave createPeriodicWave(dynamic parreal, dynamic parimag)
Function createPeriodicWave(parreal As dynamic, parimag As dynamic) As PeriodicWave
Parameters:
- parreal:
- parimag:
createStereoPanner (declared in BaseAudioContext)
Creates a StereoPannerNode, which can be used to apply stereo panning to an audio source.
method createStereoPanner: StereoPannerNode
StereoPannerNode createStereoPanner()
func createStereoPanner() -> StereoPannerNode
StereoPannerNode createStereoPanner()
Function createStereoPanner() As StereoPannerNode
createWaveShaper (declared in BaseAudioContext)
Creates a WaveShaperNode, which is used to implement non-linear distortion effects.
method createWaveShaper: WaveShaperNode
WaveShaperNode createWaveShaper()
func createWaveShaper() -> WaveShaperNode
WaveShaperNode createWaveShaper()
Function createWaveShaper() As WaveShaperNode
currentTime (declared in BaseAudioContext)
property currentTime: DateTime read;
DateTime currentTime { get; }
var currentTime: DateTime { get{} }
DateTime currentTime { __get; }
ReadOnly Property currentTime() As DateTime
decodeAudioData (declared in BaseAudioContext)
Asynchronously decodes audio file data contained in an ArrayBuffer. In this case, the ArrayBuffer is usually loaded from an XMLHttpRequest's response attribute after setting the responseType to arraybuffer. This method only works on complete files, not fragments of audio files.
method decodeAudioData(parArrayBuffer: dynamic; parDecodeSuccessCallback: dynamic; parDecodeErrorCallback: dynamic): array of Byte
Byte[] decodeAudioData(dynamic parArrayBuffer, dynamic parDecodeSuccessCallback, dynamic parDecodeErrorCallback)
func decodeAudioData(_ parArrayBuffer: dynamic, _ parDecodeSuccessCallback: dynamic, _ parDecodeErrorCallback: dynamic) -> Byte...
Byte[] decodeAudioData(dynamic parArrayBuffer, dynamic parDecodeSuccessCallback, dynamic parDecodeErrorCallback)
Function decodeAudioData(parArrayBuffer As dynamic, parDecodeSuccessCallback As dynamic, parDecodeErrorCallback As dynamic) As Byte()
Parameters:
- parArrayBuffer:
- parDecodeSuccessCallback:
- parDecodeErrorCallback:
destination (declared in BaseAudioContext)
property destination: AudioDestinationNode read;
AudioDestinationNode destination { get; }
var destination: AudioDestinationNode { get{} }
AudioDestinationNode destination { __get; }
ReadOnly Property destination() As AudioDestinationNode
getOutputTimestamp
Returns a new AudioTimestamp object containing two audio timestamp values relating to the current audio context.
method getOutputTimestamp: DateTime
DateTime getOutputTimestamp()
func getOutputTimestamp() -> DateTime
DateTime getOutputTimestamp()
Function getOutputTimestamp() As DateTime
listener (declared in BaseAudioContext)
property listener: AudioListener read;
AudioListener listener { get; }
var listener: AudioListener { get{} }
AudioListener listener { __get; }
ReadOnly Property listener() As AudioListener
onstatechange (declared in BaseAudioContext)
property onstatechange: EventListener read write;
EventListener onstatechange { get; set; }
var onstatechange: EventListener { get{} set{} }
EventListener onstatechange { __get; __set; }
Property onstatechange() As EventListener
sampleRate (declared in BaseAudioContext)
property sampleRate: Double read;
Double sampleRate { get; }
var sampleRate: Double { get{} }
Double sampleRate { __get; }
ReadOnly Property sampleRate() As Double
state (declared in BaseAudioContext)
property state: String read;
String state { get; }
var state: String { get{} }
String state { __get; }
ReadOnly Property state() As String
currentTime (declared in BaseAudioContext)
property currentTime: DateTime read;
DateTime currentTime { get; }
var currentTime: DateTime { get{} }
DateTime currentTime { __get; }
ReadOnly Property currentTime() As DateTime
destination (declared in BaseAudioContext)
property destination: AudioDestinationNode read;
AudioDestinationNode destination { get; }
var destination: AudioDestinationNode { get{} }
AudioDestinationNode destination { __get; }
ReadOnly Property destination() As AudioDestinationNode
listener (declared in BaseAudioContext)
property listener: AudioListener read;
AudioListener listener { get; }
var listener: AudioListener { get{} }
AudioListener listener { __get; }
ReadOnly Property listener() As AudioListener
onstatechange (declared in BaseAudioContext)
property onstatechange: EventListener read write;
EventListener onstatechange { get; set; }
var onstatechange: EventListener { get{} set{} }
EventListener onstatechange { __get; __set; }
Property onstatechange() As EventListener
sampleRate (declared in BaseAudioContext)
property sampleRate: Double read;
Double sampleRate { get; }
var sampleRate: Double { get{} }
Double sampleRate { __get; }
ReadOnly Property sampleRate() As Double
state (declared in BaseAudioContext)
property state: String read;
String state { get; }
var state: String { get{} }
String state { __get; }
ReadOnly Property state() As String
createAnalyser (declared in BaseAudioContext)
Creates an AnalyserNode, which can be used to expose audio time and frequency data and for example to create data visualisations.
method createAnalyser: AnalyserNode
AnalyserNode createAnalyser()
func createAnalyser() -> AnalyserNode
AnalyserNode createAnalyser()
Function createAnalyser() As AnalyserNode
createBiquadFilter (declared in BaseAudioContext)
Creates a BiquadFilterNode, which represents a second order filter configurable as several different common filter types: high-pass, low-pass, band-pass, etc
method createBiquadFilter: BiquadFilterNode
BiquadFilterNode createBiquadFilter()
func createBiquadFilter() -> BiquadFilterNode
BiquadFilterNode createBiquadFilter()
Function createBiquadFilter() As BiquadFilterNode
createBufferSource (declared in BaseAudioContext)
Creates an AudioBufferSourceNode, which can be used to play and manipulate audio data contained within an AudioBuffer object. AudioBuffers are created using AudioContext.createBuffer or returned by AudioContext.decodeAudioData when it successfully decodes an audio track.
method createBufferSource: AudioBufferSourceNode
AudioBufferSourceNode createBufferSource()
func createBufferSource() -> AudioBufferSourceNode
AudioBufferSourceNode createBufferSource()
Function createBufferSource() As AudioBufferSourceNode
createChannelMerger (declared in BaseAudioContext)
Creates a ChannelMergerNode, which is used to combine channels from multiple audio streams into a single audio stream.
method createChannelMerger(parnumberOfInputs: dynamic): ChannelMergerNode
ChannelMergerNode createChannelMerger(dynamic parnumberOfInputs)
func createChannelMerger(_ parnumberOfInputs: dynamic) -> ChannelMergerNode
ChannelMergerNode createChannelMerger(dynamic parnumberOfInputs)
Function createChannelMerger(parnumberOfInputs As dynamic) As ChannelMergerNode
Parameters:
- parnumberOfInputs:
createChannelSplitter (declared in BaseAudioContext)
Creates a ChannelSplitterNode, which is used to access the individual channels of an audio stream and process them separately.
method createChannelSplitter(parnumberOfOutputs: dynamic): ChannelSplitterNode
ChannelSplitterNode createChannelSplitter(dynamic parnumberOfOutputs)
func createChannelSplitter(_ parnumberOfOutputs: dynamic) -> ChannelSplitterNode
ChannelSplitterNode createChannelSplitter(dynamic parnumberOfOutputs)
Function createChannelSplitter(parnumberOfOutputs As dynamic) As ChannelSplitterNode
Parameters:
- parnumberOfOutputs:
createConstantSource (declared in BaseAudioContext)
Creates a ConstantSourceNode object, which is an audio source that continuously outputs a monaural (one-channel) sound signal whose samples all have the same value.
method createConstantSource: ConstantSourceNode
ConstantSourceNode createConstantSource()
func createConstantSource() -> ConstantSourceNode
ConstantSourceNode createConstantSource()
Function createConstantSource() As ConstantSourceNode
createConvolver (declared in BaseAudioContext)
Creates a ConvolverNode, which can be used to apply convolution effects to your audio graph, for example a reverberation effect.
method createConvolver: ConvolverNode
ConvolverNode createConvolver()
func createConvolver() -> ConvolverNode
ConvolverNode createConvolver()
Function createConvolver() As ConvolverNode
createDelay (declared in BaseAudioContext)
Creates a DelayNode, which is used to delay the incoming audio signal by a certain amount. This node is also useful to create feedback loops in a Web Audio API graph.
method createDelay(parmaxDelayTime: dynamic): DelayNode
DelayNode createDelay(dynamic parmaxDelayTime)
func createDelay(_ parmaxDelayTime: dynamic) -> DelayNode
DelayNode createDelay(dynamic parmaxDelayTime)
Function createDelay(parmaxDelayTime As dynamic) As DelayNode
Parameters:
- parmaxDelayTime:
createDynamicsCompressor (declared in BaseAudioContext)
Creates a DynamicsCompressorNode, which can be used to apply acoustic compression to an audio signal.
method createDynamicsCompressor: DynamicsCompressorNode
DynamicsCompressorNode createDynamicsCompressor()
func createDynamicsCompressor() -> DynamicsCompressorNode
DynamicsCompressorNode createDynamicsCompressor()
Function createDynamicsCompressor() As DynamicsCompressorNode
createGain (declared in BaseAudioContext)
Creates a GainNode, which can be used to control the overall volume of the audio graph.
method createGain: GainNode
GainNode createGain()
func createGain() -> GainNode
GainNode createGain()
Function createGain() As GainNode
createIIRFilter (declared in BaseAudioContext)
Creates an IIRFilterNode, which represents a second order filter configurable as several different common filter types.
method createIIRFilter(parfeedforward: dynamic; parfeedback: dynamic): IIRFilterNode
IIRFilterNode createIIRFilter(dynamic parfeedforward, dynamic parfeedback)
func createIIRFilter(_ parfeedforward: dynamic, _ parfeedback: dynamic) -> IIRFilterNode
IIRFilterNode createIIRFilter(dynamic parfeedforward, dynamic parfeedback)
Function createIIRFilter(parfeedforward As dynamic, parfeedback As dynamic) As IIRFilterNode
Parameters:
- parfeedforward:
- parfeedback:
createMediaElementSource
Creates a MediaElementAudioSourceNode associated with an HTMLMediaElement. This can be used to play and manipulate audio from ) embeds a media player which supports video playback into the document. You can use <video> for audio content as well, but the <audio> element may provide a more appropriate user experience."><video> or element is used to embed sound content in documents. It may contain one or more audio sources, represented using the src attribute or the <source> element: the browser will choose the most suitable one. It can also be the destination for streamed media, using a MediaStream."><audio> elements.
method createMediaElementSource(parmyMediaElement: dynamic): MediaElementAudioSourceNode
MediaElementAudioSourceNode createMediaElementSource(dynamic parmyMediaElement)
func createMediaElementSource(_ parmyMediaElement: dynamic) -> MediaElementAudioSourceNode
MediaElementAudioSourceNode createMediaElementSource(dynamic parmyMediaElement)
Function createMediaElementSource(parmyMediaElement As dynamic) As MediaElementAudioSourceNode
Parameters:
- parmyMediaElement:
createMediaStreamDestination
Creates a MediaStreamAudioDestinationNode associated with a MediaStream representing an audio stream which may be stored in a local file or sent to another computer.
method createMediaStreamDestination: MediaStream
MediaStream createMediaStreamDestination()
func createMediaStreamDestination() -> MediaStream
MediaStream createMediaStreamDestination()
Function createMediaStreamDestination() As MediaStream
createMediaStreamSource
Creates a MediaStreamAudioSourceNode associated with a MediaStream representing an audio stream which may come from the local computer microphone or other sources.
method createMediaStreamSource(parstream: dynamic): MediaStream
MediaStream createMediaStreamSource(dynamic parstream)
func createMediaStreamSource(_ parstream: dynamic) -> MediaStream
MediaStream createMediaStreamSource(dynamic parstream)
Function createMediaStreamSource(parstream As dynamic) As MediaStream
Parameters:
- parstream:
createMediaStreamTrackSource
Creates a MediaStreamTrackAudioSourceNode associated with a MediaStream representing an media stream track.
method createMediaStreamTrackSource(partrack: dynamic): MediaStream
MediaStream createMediaStreamTrackSource(dynamic partrack)
func createMediaStreamTrackSource(_ partrack: dynamic) -> MediaStream
MediaStream createMediaStreamTrackSource(dynamic partrack)
Function createMediaStreamTrackSource(partrack As dynamic) As MediaStream
Parameters:
- partrack:
createOscillator (declared in BaseAudioContext)
Creates an OscillatorNode, a source representing a periodic waveform. It basically generates a tone.
method createOscillator: OscillatorNode
OscillatorNode createOscillator()
func createOscillator() -> OscillatorNode
OscillatorNode createOscillator()
Function createOscillator() As OscillatorNode
createPanner (declared in BaseAudioContext)
Creates a PannerNode, which is used to spatialise an incoming audio stream in 3D space.
method createPanner: PannerNode
PannerNode createPanner()
func createPanner() -> PannerNode
PannerNode createPanner()
Function createPanner() As PannerNode
createPeriodicWave (declared in BaseAudioContext)
Creates a PeriodicWave, used to define a periodic waveform that can be used to determine the output of an OscillatorNode.
method createPeriodicWave(parreal: dynamic; parimag: dynamic): PeriodicWave
PeriodicWave createPeriodicWave(dynamic parreal, dynamic parimag)
func createPeriodicWave(_ parreal: dynamic, _ parimag: dynamic) -> PeriodicWave
PeriodicWave createPeriodicWave(dynamic parreal, dynamic parimag)
Function createPeriodicWave(parreal As dynamic, parimag As dynamic) As PeriodicWave
Parameters:
- parreal:
- parimag:
createStereoPanner (declared in BaseAudioContext)
Creates a StereoPannerNode, which can be used to apply stereo panning to an audio source.
method createStereoPanner: StereoPannerNode
StereoPannerNode createStereoPanner()
func createStereoPanner() -> StereoPannerNode
StereoPannerNode createStereoPanner()
Function createStereoPanner() As StereoPannerNode
createWaveShaper (declared in BaseAudioContext)
Creates a WaveShaperNode, which is used to implement non-linear distortion effects.
method createWaveShaper: WaveShaperNode
WaveShaperNode createWaveShaper()
func createWaveShaper() -> WaveShaperNode
WaveShaperNode createWaveShaper()
Function createWaveShaper() As WaveShaperNode
decodeAudioData (declared in BaseAudioContext)
Asynchronously decodes audio file data contained in an ArrayBuffer. In this case, the ArrayBuffer is usually loaded from an XMLHttpRequest's response attribute after setting the responseType to arraybuffer. This method only works on complete files, not fragments of audio files.
method decodeAudioData(parArrayBuffer: dynamic; parDecodeSuccessCallback: dynamic; parDecodeErrorCallback: dynamic): array of Byte
Byte[] decodeAudioData(dynamic parArrayBuffer, dynamic parDecodeSuccessCallback, dynamic parDecodeErrorCallback)
func decodeAudioData(_ parArrayBuffer: dynamic, _ parDecodeSuccessCallback: dynamic, _ parDecodeErrorCallback: dynamic) -> Byte...
Byte[] decodeAudioData(dynamic parArrayBuffer, dynamic parDecodeSuccessCallback, dynamic parDecodeErrorCallback)
Function decodeAudioData(parArrayBuffer As dynamic, parDecodeSuccessCallback As dynamic, parDecodeErrorCallback As dynamic) As Byte()
Parameters:
- parArrayBuffer:
- parDecodeSuccessCallback:
- parDecodeErrorCallback:
getOutputTimestamp
Returns a new AudioTimestamp object containing two audio timestamp values relating to the current audio context.
method getOutputTimestamp: DateTime
DateTime getOutputTimestamp()
func getOutputTimestamp() -> DateTime
DateTime getOutputTimestamp()
Function getOutputTimestamp() As DateTime