Bug 259436

Summary:	Avoid going back to the GPU process for canvas ImageData when possible
Product:	WebKit	Reporter:	Cameron McCormack (:heycam) <heycam>
Component:	Canvas	Assignee:	Myles C. Maxfield <mmaxfield>
Status:	RESOLVED FIXED
Severity:	Normal	CC:	dino, sabouhallawa, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified
See Also:	https://bugs.webkit.org/show_bug.cgi?id=227427

Description Cameron McCormack (:heycam) 2023-07-23 18:13:39 PDT

We can detect cases where getImageData() need not go back to the GPU process for ImageData.

Comment 1 Radar WebKit Bug Importer 2023-07-23 18:13:54 PDT

<rdar://problem/112746729>

Comment 2 Cameron McCormack (:heycam) 2023-07-23 18:19:02 PDT

Pull request: https://github.com/WebKit/WebKit/pull/16028

Comment 3 Said Abou-Hallawa 2023-08-04 15:30:48 PDT

In bug 227427, I tried to do the same thing (avoid going to GPUP if the image data in WebP is still valid).

Comment 4 EWS 2023-08-07 02:56:28 PDT

Committed 266632@main (5466cd2c2451): <https://commits.webkit.org/266632@main>

Reviewed commits have been landed. Closing PR #16028 and removing active labels.