WPT
wpt / mediacapture-record / MediaRecorder-peerconnection.https.html?kinds=video&mimeType=''
Spec: MediaStream Recording ↗
Runs: Chrome 155.0.8038.0 (wpt@7addae031, 2026-09-02) | Firefox 157.0a1 (wpt@7addae031, 2026-09-02) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a7884 (wpt@b1a7025f8, 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 | 4/4 | 4/4 | 4/4 | 0/4 | 0/4 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| PeerConnection MediaRecorder receives data after onstart, kinds "video "mimeType "''" | PASS | PASS | PASS | NOTRUN | NOTRUN | — |
| PeerConnection MediaRecorder gets ondata on stopping tracks, kinds "video "mimeType "''" | PASS | PASS | PASS | NOTRUN | NOTRUN | — |
| MediaRecorder constructor throws on no support 1, kinds "video "mimeType "''" | PASS | PASS | PASS | — | — | — |
| MediaRecorder constructor throws on no support 2, kinds "video "mimeType "''" | PASS | PASS | PASS | — | — | — |