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 aDataViewcontaining 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