Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
The VideoDecoder interface of the WebCodecs API decodes chunks of video.
VideoDecoder
Constructor
-
VideoDecoder() -
Creates a new
VideoDecoderobject.
Properties
-
VideoDecoder.decodeQueueSizeRead only -
An integer representing the number of decode queue requests.
-
VideoDecoder.stateRead only -
Indicates whether the underlying codec is configured for decoding.
Methods
-
VideoDecoder.configure() -
Enqueues a control message to configure the video decoder for decoding chunks.
-
VideoDecoder.decode() -
Enqueues a control message to decode a given chunk of video.
-
VideoDecoder.flush() -
Returns a promise that resolves once all pending messages in the queue have been completed.
-
VideoDecoder.reset() -
Resets all states including configuration, control messages in the control message queue, and all pending callbacks.
-
VideoDecoder.close() -
Ends all pending work and releases system resources.
Specifications
| Specification |
|---|
| WebCodecs # videodecoder-interface |
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 | |
VideoDecoder |
94
|
94
|
No
|
No
|
80
|
No
|
94
|
94
|
No
|
66
|
No
|
17.0
|
VideoDecoder |
94
|
94
|
No
|
No
|
80
|
No
|
94
|
94
|
No
|
66
|
No
|
17.0
|
close |
94
|
94
|
No
|
No
|
80
|
No
|
94
|
94
|
No
|
66
|
No
|
17.0
|
configure |
94
|
94
|
No
|
No
|
80
|
No
|
94
|
94
|
No
|
66
|
No
|
17.0
|
decode |
94
|
94
|
No
|
No
|
80
|
No
|
94
|
94
|
No
|
66
|
No
|
17.0
|
decodeQueueSize |
94
|
94
|
No
|
No
|
80
|
No
|
94
|
94
|
No
|
66
|
No
|
17.0
|
flush |
94
|
94
|
No
|
No
|
80
|
No
|
94
|
94
|
No
|
66
|
No
|
17.0
|
isConfigSupported |
94
|
94
|
No
|
No
|
80
|
No
|
94
|
94
|
No
|
66
|
No
|
17.0
|
reset |
94
|
94
|
No
|
No
|
80
|
No
|
94
|
94
|
No
|
66
|
No
|
17.0
|
state |
94
|
94
|
No
|
No
|
80
|
No
|
94
|
94
|
No
|
66
|
No
|
17.0
|
See also
© 2005–2021 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/VideoDecoder
