WPT
wpt / imagebitmap-renderingcontext / context-creation-with-alpha.html
Spec: https://html.spec.whatwg.org/multipage/canvas.html#the-imagebitmap-rendering-context ↗
Runs: Chrome 155.0.8042.0 (wpt@168cb0286, 2026-09-04) | Firefox 157.0a1 (wpt@1b4bc17cf, 2026-09-04) | Safari 251 preview (wpt@e7122b73f, 2026-09-04) | Ladybird 1.0-17043 (wpt@25681acff, 2026-09-04) | Servo Servo 0.6 (wpt@2c385f65e, 2026-09-04) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 3/3 | 3/3 | 3/3 | 0/3 | 3/3 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Test that an ImageBitmapRenderingContext with alpha disabled makes the canvas opaque | PASS | PASS | PASS | FAIL | PASS | — |
| Test that an ImageBitmapRenderingContext with alpha enabled preserves the alpha | PASS | PASS | PASS | FAIL | PASS | — |
| Test that the 'alpha' context creation attribute is true by default | PASS | PASS | PASS | FAIL | PASS | — |