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    HTMLAudioElement

    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.

    Parameters

    URLString (expected type: DOMString; optional)
    The src property of the constructed HTMLAudioElement.

    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.

    mozSetup(in PRUint32 channels, in PRUint32 rate)

    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 Living Standard No change from HTML5
    HTML5 Candidate 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>.

    Document Tags and Contributors

    Last updated by: kscarfone,