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/Web APIs

EncodedAudioChunk

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

Note: This feature is available in Dedicated Web Workers.

The EncodedAudioChunk interface of the WebCodecs API represents a chunk of encoded audio data.

Constructor

EncodedAudioChunk()

Creates a new EncodedAudioChunk object.

Instance properties

EncodedAudioChunk.type Read only

Returns a string indicating whether this chunk of data is a key chunk.

EncodedAudioChunk.timestamp Read only

Returns an integer representing the timestamp of the audio in microseconds.

EncodedAudioChunk.duration Read only

Returns an integer representing the duration of the audio in microseconds.

EncodedAudioChunk.byteLength Read only

Returns an integer representing the length of the audio in bytes.

Instance methods

EncodedAudioChunk.copyTo()

Copies the encoded audio data.

Specifications

Specification
WebCodecs>
# encodedaudiochunk-interface>

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Opera Safari Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet WebView Android WebView on iOS
EncodedAudioChunk 94 94 130 80 26 94 No 66 26 17.0 94 26
EncodedAudioChunk 94 94 130 80 26 94 No 66 26 17.0 94 26
byteLength 94 94 130 80 26 94 No 66 26 17.0 94 26
copyTo 94 94 130 80 26 94 No 66 26 17.0 94 26
duration 94 94 130 80 26 94 No 66 26 17.0 94 26
timestamp 94 94 130 80 26 94 No 66 26 17.0 94 26
type 94 94 130 80 26 94 No 66 26 17.0 94 26

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https://developer.mozilla.org/en-US/docs/Web/API/EncodedAudioChunk