Bug 253151

Summary:	ImageBufferIOSurfaceBackend bitmap draws spend time maintaining the color conversion cache
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

Description Kimmo Kinnunen 2023-03-01 05:34:05 PST

ImageBufferIOSurfaceBackend bitmap draws spend time maintaining the color conversion cache

This happens for small bitmaps when they're color matched to the destination bitmap.
This is redundant as the cache never gets hit since the images are transient.
Mark the images transient.

Comment 1 Radar WebKit Bug Importer 2023-03-01 05:34:33 PST

<rdar://problem/106082568>

Comment 2 Kimmo Kinnunen 2023-03-03 04:36:20 PST

Pull request: https://github.com/WebKit/WebKit/pull/10994

Comment 3 EWS 2023-03-06 23:14:50 PST

Committed 261309@main (40ecc82d81c3): <https://commits.webkit.org/261309@main>

Reviewed commits have been landed. Closing PR #10994 and removing active labels.