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.
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()
Creates a new VideoDecoder
object.
Inherits properties from its parent, EventTarget
.
VideoDecoder.decodeQueueSize
Read only
An integer representing the number of queued decode requests.
VideoDecoder.state
Read only
Indicates the current state of decoder. Possible values are:
"unconfigured"
"configured"
"closed"
dequeue
Fires to signal a decrease in VideoDecoder.decodeQueueSize
.
VideoDecoder.isConfigSupported()
Returns a promise indicating whether the provided VideoDecoderConfig
is supported.
Inherits methods from its parent, EventTarget
.
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.
Specification |
---|
WebCodecs # videodecoder-interface |
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 | 16.4 | 94 | 94 | No | 66 | 16.4 | 17.0 |
VideoDecoder |
94 | 94 | No | No | 80 | 16.4 | 94 | 94 | No | 66 | 16.4 | 17.0 |
close |
94 | 94 | No | No | 80 | 16.4 | 94 | 94 | No | 66 | 16.4 | 17.0 |
configure |
94 | 94 | No | No | 80 | 16.4 | 94 | 94 | No | 66 | 16.4 | 17.0 |
decode |
94 | 94 | No | No | 80 | 16.4 | 94 | 94 | No | 66 | 16.4 | 17.0 |
decodeQueueSize |
94 | 94 | No | No | 80 | 16.4 | 94 | 94 | No | 66 | 16.4 | 17.0 |
dequeue_event |
106 | 106 | No | No | 92 | 16.4 | 106 | 106 | No | 72 | 16.4 | 20.0 |
flush |
94 | 94 | No | No | 80 | 16.4 | 94 | 94 | No | 66 | 16.4 | 17.0 |
isConfigSupported_static |
94 | 94 | No | No | 80 | 16.4 | 94 | 94 | No | 66 | 16.4 | 17.0 |
reset |
94 | 94 | No | No | 80 | 16.4 | 94 | 94 | No | 66 | 16.4 | 17.0 |
state |
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/VideoDecoder