RESOLVED FIXED 250100
use an alpha-less pixel format for 32 bit IOSurfaces when RemoteLayerBackingStore::Parameters::isOpaque is true 
https://bugs.webkit.org/show_bug.cgi?id=250100
Summary use an alpha-less pixel format for 32 bit IOSurfaces when RemoteLayerBackingS...
Cameron McCormack (:heycam)
Reported 2023-01-04 13:02:56 PST
We currently use PixelFormat::BGRA8, which means we miss out on some accelerated drawing optimizations in CoreAnimation.
Attachments
Add attachment proposed patch, testcase, etc.
Radar WebKit Bug Importer
Comment 1 2023-01-04 13:03:18 PST
<rdar://problem/103885395>
Cameron McCormack (:heycam)
Comment 2 2023-01-05 16:35:11 PST
Pull request: https://github.com/WebKit/WebKit/pull/8265
EWS
Comment 3 2023-01-05 20:03:17 PST
Committed 258523@main (031263226f11): <https://commits.webkit.org/258523@main> Reviewed commits have been landed. Closing PR #8265 and removing active labels.
Karl Rackler
Comment 4 2023-01-06 16:47:36 PST
Reverted by https://github.com/WebKit/WebKit/pull/8335
EWS
Comment 5 2023-01-06 16:50:29 PST
Committed 258583@main (871170dff040): <https://commits.webkit.org/258583@main> Reviewed commits have been landed. Closing PR #8335 and removing active labels.
Karl Rackler
Comment 6 2023-01-06 17:04:40 PST
Description: This change caused the following two tests to consistently crash. imported/w3c/web-platform-tests/webrtc-encoded-transform/script-change-transform.https.html imported/w3c/web-platform-tests/webrtc/protocol/h264-profile-levels.https.html
Alexey Proskuryakov
Comment 7 2023-01-07 11:17:12 PST
This was reverted in https://commits.webkit.org/258583@main
Cameron McCormack (:heycam)
Comment 8 2023-01-08 20:23:05 PST
Pull request: https://github.com/WebKit/WebKit/pull/8386
EWS
Comment 9 2023-01-09 02:33:09 PST
Committed 258654@main (bd8e9982ce3e): <https://commits.webkit.org/258654@main> Reviewed commits have been landed. Closing PR #8386 and removing active labels.
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