WPT
wpt / webcodecs / video-encoder.https.any.worker.html
Spec: WebCodecs ↗
Runs: Chrome 155.0.8039.0 (wpt@6ec9fd59f, 2026-09-03) | Firefox 157.0a1 (wpt@6ec9fd59f, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-795e1 (wpt@7e3d005d7, 2026-09-03) | 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 | 9/9 | 9/9 | 9/9 | 0/9 | 0/9 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Test VideoEncoder construction | PASS | PASS | PASS | FAIL | FAIL | — |
| Test successful configure(), encode(), and flush() | PASS | PASS | PASS | FAIL | FAIL | — |
| encodeQueueSize test | PASS | PASS | PASS | FAIL | FAIL | — |
| Test successful reset() and re-confiugre() | PASS | PASS | PASS | FAIL | FAIL | — |
| Test successful encode() after re-configure(). | PASS | PASS | PASS | FAIL | FAIL | — |
| Verify closed VideoEncoder operations | PASS | PASS | PASS | FAIL | FAIL | — |
| Verify unconfigured VideoEncoder operations | PASS | PASS | PASS | FAIL | FAIL | — |
| Verify encoding closed frames throws. | PASS | PASS | PASS | FAIL | FAIL | — |
| Encode video with negative timestamp | PASS | PASS | PASS | FAIL | FAIL | — |