WPT
wpt / webrtc / RTCRtpReceiver-getSynchronizationSources.https.html
Spec: WebRTC ↗
Runs: Chrome 155.0.8038.0 (wpt@05fffeacb, 2026-09-02) | Firefox 157.0a1 (wpt@7addae031, 2026-09-02) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-410b4 (wpt@ce41a9c47, 2026-09-02) | Servo Servo 0.6 (wpt@09159dcb3, 2026-09-02) | Blitz 188486089 (wpt@a95401e4e, 2026-09-02)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 0/13 | 13/13 | 13/13 | 0/13 | 0/13 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| [audio] getSynchronizationSources() eventually returns a non-empty list | — | PASS | PASS | FAIL | FAIL | — |
| [audio] RTCRtpSynchronizationSource.timestamp is a number | — | PASS | PASS | FAIL | FAIL | — |
| [audio] RTCRtpSynchronizationSource.rtpTimestamp is a number [0, 2^32-1] | — | PASS | PASS | FAIL | FAIL | — |
| [audio] getSynchronizationSources() does not contain SSRCs older than 10 seconds | — | PASS | PASS | FAIL | FAIL | — |
| [audio] RTCRtpSynchronizationSource.timestamp is comparable to performance.timeOrigin + performance.now() | — | PASS | PASS | FAIL | FAIL | — |
| [audio] RTCRtpSynchronizationSource.source is a number | — | PASS | PASS | FAIL | FAIL | — |
| [video] getSynchronizationSources() eventually returns a non-empty list | — | PASS | PASS | FAIL | FAIL | — |
| [video] RTCRtpSynchronizationSource.timestamp is a number | — | PASS | PASS | FAIL | FAIL | — |
| [video] RTCRtpSynchronizationSource.rtpTimestamp is a number [0, 2^32-1] | — | PASS | PASS | FAIL | FAIL | — |
| [video] getSynchronizationSources() does not contain SSRCs older than 10 seconds | — | PASS | PASS | FAIL | FAIL | — |
| [video] RTCRtpSynchronizationSource.timestamp is comparable to performance.timeOrigin + performance.now() | — | PASS | PASS | FAIL | FAIL | — |
| [video] RTCRtpSynchronizationSource.source is a number | — | PASS | PASS | FAIL | FAIL | — |
| [audio-only] RTCRtpSynchronizationSource.audioLevel is a number [0, 1] | — | PASS | PASS | FAIL | FAIL | — |