Bug 179928 - Use vImage to do alpha premultiplication/unpremultiplication in FilterEffect
Summary: Use vImage to do alpha premultiplication/unpremultiplication in FilterEffect
Status: RESOLVED FIXED
Alias: None
Product: WebKit
Classification: Unclassified
Component: New Bugs (show other bugs)
Version: WebKit Nightly Build
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Simon Fraser (smfr)
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2017-11-21 13:59 PST by Simon Fraser (smfr)
Modified: 2017-11-21 16:55 PST (History)
6 users (show)

See Also:


Attachments
Patch (7.29 KB, patch)
2017-11-21 14:02 PST, Simon Fraser (smfr)
thorton: review+
Details | Formatted Diff | Diff

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Description Simon Fraser (smfr) 2017-11-21 13:59:35 PST
Use vImage to do alpha premultiplication/unpremultiplication in FilterEffect
Comment 1 Simon Fraser (smfr) 2017-11-21 14:02:00 PST
Created attachment 327429 [details]
Patch
Comment 2 Tim Horton 2017-11-21 14:07:51 PST
Nice. Would be neat to see what the numbers are like on iOS too.
Comment 3 Simon Fraser (smfr) 2017-11-21 14:58:50 PST
https://trac.webkit.org/changeset/225086/webkit
Comment 4 Radar WebKit Bug Importer 2017-11-21 16:55:27 PST
<rdar://problem/35661412>