This feature is well established and works across many devices and browser versions. It’s been available across browsers since August 2022.
The silentConcealedSamples property of the RTCInboundRtpStreamStats dictionary indicates the total number of silent concealed samples for the received audio track over the lifetime of this stats object.
A concealed sample is a sample that was lost or arrived too late to be played out, and therefore had to be replaced with a locally generated synthesized sample. A silent concealed sample is one where the inserted sample is either silent or comfort noise.
Note: The value is undefined for video streams.
A positive integer.
| Specification |
|---|
| Identifiers for WebRTC's Statistics API> # dom-rtcinboundrtpstreamstats-silentconcealedsamples> |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
silentConcealedSamples |
86 | 86 | 104 | 72 | 14.1 | 86 | 104 | 61 | 14.5 | 14.0 | 86 | 14.5 |
RTCInboundRtpStreamStats.concealedSamplesRTCInboundRtpStreamStats.concealmentEvents
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https://developer.mozilla.org/en-US/docs/Web/API/RTCInboundRtpStreamStats/silentConcealedSamples