This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The Navigator.mediaCapabilities read-only property returns a MediaCapabilities object that can expose information about the decoding and encoding capabilities for a given format and output capabilities as defined by the Media Capabilities API.
mediaCapabilitiesObj = globalObj.navigator.mediaCapabilities
A MediaCapabilities object.
navigator.mediaCapabilities.decodingInfo({
type : 'file',
audio : {
contentType : "audio/mp3",
channels : 2,
bitrate : 132700,
samplerate : 5200
}
}).then(function(result) {
console.log('This configuration is ' +
(result.supported ? '' : 'not ') + 'supported, ' +
(result.smooth ? '' : 'not ') + 'smooth, and ' +
(result.powerEfficient ? '' : 'not ') + 'power efficient.')
});
| Specification | Status | Comment |
|---|---|---|
| Media Capabilities | Draft | Initial definition |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | 66 | No | 63 | No | 55 | No |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | 66 | 66 | No | 63 | 55 | No | ? |
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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/navigator/mediaCapabilities