Bug 272322

Summary:	The contents layer of placeholder canvas of OffscreenCanvas is lost when switching off the tab
Product:	WebKit	Reporter:	Kimmo Kinnunen <kkinnunen>
Component:	Canvas	Assignee:	Kimmo Kinnunen <kkinnunen>
Status:	RESOLVED FIXED
Severity:	Normal	CC:	dino, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Local Build
Hardware:	Unspecified
OS:	Unspecified
Bug Depends on:
Bug Blocks:	270955

Kimmo Kinnunen

Reported 2024-04-08 05:10:03 PDT

The contents layer of placeholder canvas of OffscreenCanvas is lost when switching off the tab

Attachments
Add attachment proposed patch, testcase, etc.

Radar WebKit Bug Importer

Comment 1 2024-04-08 05:10:13 PDT

<rdar://problem/126070648>

Kimmo Kinnunen

Comment 2 2024-04-08 05:12:31 PDT

1. Load any transferControlToOffscreen() test 2. Let it load 3. Switch to another tab 4. Switch back Observe the contents gone file:///Users/kkinnunen/WebKit/OpenSource/LayoutTests/fast/canvas/offscreen-scaling.html

Kimmo Kinnunen

Comment 3 2024-04-16 03:03:23 PDT

Pull request: https://github.com/WebKit/WebKit/pull/27316

EWS

Comment 4 2024-04-17 23:00:27 PDT

Committed 277654@main (106c6c814493): <https://commits.webkit.org/277654@main> Reviewed commits have been landed. Closing PR #27316 and removing active labels.

Note You need to log in before you can comment on or make changes to this bug.