The HTMLAudioElement interface provides access to the properties of <audio> elements, as well as methods to manipulate them. It derives from the HTMLMediaElement interface.
Properties
No specific property; inherits properties from its parent, HTMLMediaElement, and from HTMLElement.
Methods
Inherits methods from its parent, HTMLMediaElement, and from HTMLElement.
Constructor
Syntax
mySound = new Audio([URLString]);
Description
Constructor for audio elements. The preload property of the returned object is set to auto and the src property is set to the argument value. The browser begins asynchronously selecting the resource before returning the object.
Note: An Audio element constructed with new Audio() won't be garbage collected so long as playback is in progress. It will continue playing and be audible until stop() is called or playback finishes.
Parameters
URLString(expected type:DOMString; optional)- The
srcproperty of the constructedHTMLAudioElement.
Regular methods
| Name & Arguments | Return | Description |
|---|---|---|
mozCurrentSampleOffset() |
unsigned long long |
Indicates the current offset of the audio stream that was created by a call to mozWriteAudio(). This offset is specified as the number of samples since the beginning of the stream. |
|
|
void |
Sets up the audio stream for writing. You specify as parameters the number of channels (1 for mono or 2 for stereo), then the sampling rate (44100 for 44.1kHz, for example). |
mozWriteAudio(in jsval data) |
unsigned long |
Writes audio into the stream at the current offset. Returns the number of bytes actually written to the stream. |
Specifications
| Specification | Status | Comment |
|---|---|---|
| WHATWG HTML Living Standard The definition of 'HTMLAudioElement' in that specification. |
Living Standard | No change from HTML5 |
| HTML5 The definition of 'HTMLAudioElement' in that specification. |
Recommendation | Initial definition. |
Browser compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | (Yes) | 3.5 (1.9.1) | (Yes) | (Yes) | (Yes) |
mozSetup(), mozCurrentSampleOffset(), mozWriteAudio() |
Not supported | 4.0 (2.0) | Not supported | Not supported | Not supported |
| Feature | Android | Firefox Mobile (Gecko) | IE Phone | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|
| Basic support | (Yes) | 1.0 (1.9.1) | (Yes) | (Yes) | (Yes) |
mozSetup(), mozCurrentSampleOffset(), mozWriteAudio() |
Not supported | 4.0 (2.0) | Not supported | Not supported | Not supported |
See also
- HTML element implementing this interface:
<audio>.
