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The RTCRtpContributingSource
dictionary of the the WebRTC API is used by getContributingSources()
to provide information about a given contributing source (CSRC), including the most recent time a packet that the source contributed was played out.
The information provided is based on the last ten seconds of media received.
While the published specification describes this as an interface, it has since been changed to a dictionary in follow-up drafts.
Properties
audioLevel
Read only Optional- A double-precision floating-point value between 0 and 1 specifying the audio level contained in the last RTP packet played from this source.
source
Read only- A 32-bit unsigned integer value specifying the CSRC identifier of the contributing source.
timestamp
Read only- A
DOMHighResTimeStamp
indicating the most recent time of playout of an RTP packet from the source.
Specifications
Specification | Status | Comment |
---|---|---|
WebRTC 1.0: Real-time Communication Between Browsers The definition of 'RTCRtpContributingSource' in that specification. |
Candidate Recommendation | Initial definition. |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
RTCRtpContributingSource | Chrome Full support 59 | Edge ? | Firefox
Full support
59
| IE No support No | Opera No support No | Safari ? | WebView Android Full support 59 | Chrome Android Full support 59 | Firefox Android
Full support
59
| Opera Android No support No | Safari iOS ? | Samsung Internet Android Full support 7.0 |
audioLevel | Chrome No support No | Edge ? | Firefox
Full support
59
| IE No support No | Opera No support No | Safari ? | WebView Android No support No | Chrome Android No support No | Firefox Android
Full support
59
| Opera Android No support No | Safari iOS ? | Samsung Internet Android No support No |
source | Chrome Full support 59 | Edge ? | Firefox
Full support
59
| IE No support No | Opera No support No | Safari ? | WebView Android Full support 59 | Chrome Android Full support 59 | Firefox Android
Full support
59
| Opera Android No support No | Safari iOS ? | Samsung Internet Android Full support 7.0 |
timestamp | Chrome Full support 59 | Edge ? | Firefox
Full support
59
| IE No support No | Opera No support No | Safari ? | WebView Android Full support 59 | Chrome Android Full support 59 | Firefox Android
Full support
59
| Opera Android No support No | Safari iOS ? | Samsung Internet Android Full support 7.0 |
Legend
- Full support
- Full support
- No support
- No support
- Compatibility unknown
- Compatibility unknown
- See implementation notes.
- See implementation notes.
- User must explicitly enable this feature.
- User must explicitly enable this feature.