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canvas: Add OffscreenCanvas 'convertToBlob' method (#37786)

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Follow the HTML speficication and add missing 'convertToBlob' method
to OffscreenCanvas interface.

https://html.spec.whatwg.org/multipage/#dom-offscreencanvas-converttoblob

Testing: Improvements in the following tests
-
html/canvas/offscreen/manual/convert-to-blob/offscreencanvas.convert.to.blob*
-
html/canvas/offscreen/manual/wide-gamut-canvas/2d.color.space.p3.convertToBlobp3.canvas.html

Fixes: #24272

Signed-off-by: Andrei Volykhin <andrei.volykhin@gmail.com>
This commit is contained in:
Andrei Volykhin 2025-07-04 09:58:12 +03:00 • committed by GitHub
parent 3ba5b89ef2
commit 6ba54e4d79
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11 changed files with 187 additions and 187 deletions
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19
tests/wpt/meta/html/canvas/offscreen/manual/convert-to-blob/offscreencanvas.convert.to.blob.html.ini vendored
View file

@ -1,22 +1,3 @@
[offscreencanvas.convert.to.blob.html]
[Test that convertToBlob with webp produces correct result]
expected: FAIL
[Test that convertToBlob with default type produces correct result]
expected: FAIL
[Test that convertToBlob with png produces correct result]
expected: FAIL
[Test that convertToBlob with jpge produces correct result]
expected: FAIL
[Test that call convertToBlob on a OffscreenCanvas with size 0 throws exception]
expected: FAIL
[Test that call convertToBlob on a detached OffscreenCanvas throws exception]
expected: FAIL
[Test that call convertToBlob on a OffscreenCanvas with tainted origin throws exception]
expected: FAIL

39
tests/wpt/meta/html/canvas/offscreen/manual/convert-to-blob/offscreencanvas.convert.to.blob.w.html.ini vendored
View file

@ -1,43 +1,4 @@
[offscreencanvas.convert.to.blob.w.html]
expected: ERROR
[Test that convertToBlob with jpeg/default quality produces correct result in a worker]
expected: FAIL
[Test that convertToBlob with png/0.2 quality produces correct result in a worker]
expected: FAIL
[Test that convertToBlob with webp/1.0 quality produces correct result in a worker]
expected: FAIL
[Test that call convertToBlob on a OffscreenCanvas with size 0 throws exception in a worker]
expected: FAIL
[Test that convertToBlob with png/1.0 quality produces correct result in a worker]
expected: FAIL
[Test that convertToBlob with default type/1.0 quality produces correct result in a worker]
expected: FAIL
[Test that convertToBlob with jpeg/1.0 quality produces correct result in a worker]
expected: FAIL
[Test that convertToBlob with webp/0.2 quality produces correct result in a worker]
expected: FAIL
[Test that convertToBlob with webp/default quality produces correct result in a worker]
expected: FAIL
[Test that call convertToBlob on a detached OffscreenCanvas throws exception in a worker]
expected: FAIL
[Test that convertToBlob with jpeg/0.2 quality produces correct result in a worker]
expected: FAIL
[Test that convertToBlob with default type/0.2 quality produces correct result in a worker]
expected: FAIL
[Test that convertToBlob with png/default quality produces correct result in a worker]
expected: FAIL
[Test that convertToBlob with default arguments produces correct result in a worker]
expected: FAIL

3
tests/wpt/meta/html/canvas/offscreen/manual/wide-gamut-canvas/2d.color.space.p3.convertToBlobp3.canvas.html.ini vendored
View file

@ -1,3 +0,0 @@
[2d.color.space.p3.convertToBlobp3.canvas.html]
[test if toblob returns p3 data from p3 color space canvas]
expected: FAIL

3
tests/wpt/meta/html/dom/idlharness.any.js.ini vendored
View file

@ -29,9 +29,6 @@
[OffscreenCanvas interface: operation transferToImageBitmap()]
expected: FAIL
[OffscreenCanvas interface: operation convertToBlob(optional ImageEncodeOptions)]
expected: FAIL
[OffscreenCanvas interface: attribute oncontextlost]
expected: FAIL

3
tests/wpt/meta/html/dom/idlharness.https.html.ini vendored
View file

@ -4373,9 +4373,6 @@
[OffscreenCanvas interface: operation transferToImageBitmap()]
expected: FAIL
[OffscreenCanvas interface: operation convertToBlob(optional ImageEncodeOptions)]
expected: FAIL
[OffscreenCanvas interface: attribute oncontextlost]
expected: FAIL