EncodedAudioChunk: EncodedAudioChunk() constructor
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.
Syntax
js
new EncodedAudioChunk(options)
Parameters
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:
"key"
-
The data is a key chunk.
"delta"
-
The data is not a key chunk.
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
, aTypedArray
, or aDataView
containing the audio data.
Examples
In the following example a new EncodedAudioChunk
is created.
js
const init = {
type: "key",
data: audioBuffer,
timestamp: 23000000,
duration: 2000000,
};
chunk = new EncodedAudioChunk(init);
Specifications
Specification |
---|
WebCodecs # dom-encodedaudiochunk-encodedaudiochunk |
Browser compatibility
BCD tables only load in the browser