This feature is not Baseline because it does not work in some of the most widely-used browsers.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The audioBitrateMode read-only property of the MediaRecorder interface returns the bitrate mode used to encode audio tracks.
One of the following:
constantThe MediaRecorder encodes at this constant bitrate.
variableThe MediaRecorder encodes using this variable bitrate, allowing more space to be used for complex signals and less space for less complex signals.
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
audioBitrateMode |
89 | 89 | No | 75 | No | 89 | No | 63 | No | 15.0 | 89 | No |
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https://developer.mozilla.org/en-US/docs/Web/API/MediaRecorder/audioBitrateMode