The EncodedVideoChunk()
constructor creates a new EncodedVideoChunk
object representing a chunk of encoded video.
On this page
EncodedVideoChunk: EncodedVideoChunk() constructor
Syntax
js
new EncodedVideoChunk(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:
-
timestamp
-
An integer representing the timestamp of the video in microseconds.
-
duration
-
An integer representing the length of the video in microseconds.
-
data
-
An
ArrayBuffer
, aTypedArray
, or aDataView
containing the video data.
-
Examples
In the following example a new EncodedVideoChunk
is created.
js
const init = {
type: "key",
data: videoBuffer,
timestamp: 23000000,
duration: 2000000,
};
chunk = new EncodedVideoChunk(init);
Specifications
Specification |
---|
WebCodecs # dom-encodedvideochunk-encodedvideochunk |
Browser compatibility
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
EncodedVideoChunk |
94 | 94 | No | No | 80 | 16.4 | 94 | 94 | No | 66 | 16.4 | 17.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/EncodedVideoChunk/EncodedVideoChunk