VideoDecoder

The VideoDecoder interface of the WebCodecs API decodes chunks of video. Available only in secure contexts.

MDN Reference

Constructors

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constructor(init: VideoDecoderInit)

Types

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object Companion

Properties

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external val decodeQueueSize: Int

The decodeQueueSize read-only property of the VideoDecoder interface returns the number of pending decode requests in the queue.

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external val state: CodecState

The state property of the VideoDecoder interface returns the current state of the underlying codec.

Functions

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open external override fun close()

The close() method of the VideoDecoder interface ends all pending work and releases system resources.

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external fun configure(config: VideoDecoderConfig)

The configure() method of the VideoDecoder interface enqueues a control message to configure the video decoder for decoding chunks.

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external fun decode(chunk: EncodedVideoChunk)

The decode() method of the VideoDecoder interface enqueues a control message to decode a given chunk of video.

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open external fun dispatchEvent(event: Event): Boolean
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inline suspend fun VideoDecoder.flush()

The flush() method of the VideoDecoder interface returns a Promise that resolves once all pending messages in the queue have been completed.

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external fun flushAsync(): Promise<Void>

The flush() method of the VideoDecoder interface returns a Promise that resolves once all pending messages in the queue have been completed.

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external fun reset()

The reset() method of the VideoDecoder interface resets all states including configuration, control messages in the control message queue, and all pending callbacks.

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external fun <T : Event> when(type: EventType<T>, options: ObservableEventListenerOptions?): Observable<T>