VideoDecoder: VideoDecoder() constructor
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
Note: This feature is available in Dedicated Web Workers.
The VideoDecoder() constructor creates a new VideoDecoder object with the provided init.output callback assigned as the output callback, the provided init.error callback as the error callback, and the VideoDecoder.state set to "unconfigured".
Syntax
new VideoDecoder(options)
Parameters
options-
An object containing two callbacks.
output-
A callback which takes a
VideoFrameobject as its only argument. error-
A callback which takes an
Errorobject as its only argument.
Examples
In the following example a VideoDecoder is created with the two required callback functions, one to deal with the decoded frame and the other to handle errors.
const videoDecoder = new VideoDecoder({
output: processVideo,
error: onEncoderError,
});
Specifications
| Specification |
|---|
| WebCodecs # dom-videodecoder-videodecoder |