Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The EncodedAudioChunk()
constructor creates a new EncodedAudioChunk
object representing a chunk of encoded audio.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The EncodedAudioChunk()
constructor creates a new EncodedAudioChunk
object representing a chunk of encoded audio.
js
new EncodedAudioChunk(options)
options
An object containing the following members:
type
Indicates if the chunk is a key chunk that does not rely on other frames for encoding. One of:
timestamp
An integer representing the timestamp of the audio in microseconds.
duration
An integer representing the length of the audio in microseconds.
data
An ArrayBuffer
, a TypedArray
, or a DataView
containing the audio data.
In the following example a new EncodedAudioChunk
is created.
js
const init = { type: "key", data: audioBuffer, timestamp: 23000000, duration: 2000000, }; chunk = new EncodedAudioChunk(init);
Specification |
---|
WebCodecs # dom-encodedaudiochunk-encodedaudiochunk |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
EncodedAudioChunk |
94 | 94 | No | No | 80 | No | 94 | 94 | No | 66 | No | 17.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/EncodedAudioChunk/EncodedAudioChunk