The audioprocess event is fired when an input buffer of a Web Audio API ScriptProcessorNode is ready to be processed.
General info
- Specification
- Web Audio API
The definition of 'AudioProcessingEvent' in that specification.
- Interface
AudioProcessingEvent- Bubbles
- ?
- Cancelable
- ?
- Target
ScriptProcessorNode- Default Action
- None
Properties
| Property |
Type |
Description |
target Read only |
EventTarget |
The event target (the topmost target in the DOM tree). |
type Read only |
DOMString |
The type of event. |
bubbles Read only |
boolean |
Does the event normally bubble? |
cancelable Read only |
boolean |
Is it possible to cancel the event? |
playbackTime Read only |
double |
The time when the audio will be played, as defined by the time of AudioContext.currentTime |
inputBuffer Read only |
AudioBuffer |
The buffer containing the input audio data to be processed. The number of channels is defined as a parameter, numberOfInputChannels, of the factory method AudioContext.createScriptProcessor(). Note the returned AudioBuffer is only valid in the scope of the onaudioprocess function. |
outputBuffer Read only |
AudioBuffer |
The buffer where the output audio data should be written. The number of channels is defined as a parameter, numberOfOutputChannels, of the factory method AudioContext.createScriptProcessor(). Note the returned AudioBuffer is only valid in the scope of the onaudioprocess function. |
Specifications
Browser compatibility
| Feature |
Chrome |
Edge |
Firefox (Gecko) |
Internet Explorer |
Opera |
Safari (WebKit) |
| Basic support |
(Yes)webkit |
(Yes) |
Nightly build |
No support |
No support |
? |
| Feature |
Android |
Edge |
Firefox Mobile (Gecko) |
IE Phone |
Opera Mobile |
Safari Mobile |
| Basic support |
? |
(Yes) |
Nightly build |
No support |
No support |
? |
See also
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