VideoDecoder

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The VideoDecoder interface of the WebCodecs API decodes chunks of video.

Constructor

VideoDecoder.VideoDecoder()

Creates a new VideoDecoder object.

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
No
No
94
94
No
No
No
No
VideoDecoder
94
94
No
No
No
No
94
94
No
No
No
No
close
94
94
No
No
No
No
94
94
No
No
No
No
configure
94
94
No
No
No
No
94
94
No
No
No
No
decode
94
94
No
No
No
No
94
94
No
No
No
No
decodeQueueSize
94
94
No
No
No
No
94
94
No
No
No
No
flush
94
94
No
No
No
No
94
94
No
No
No
No
reset
94
94
No
No
No
No
94
94
No
No
No
No
state
94
94
No
No
No
No
94
94
No
No
No
No

See also

Video processing with WebCodecs

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/VideoDecoder