NEW 275908
VP9 with transparency plays back incorrectly 
https://bugs.webkit.org/show_bug.cgi?id=275908
Summary VP9 with transparency plays back incorrectly
Jake Archibald
Reported 2024-06-26 10:30:54 PDT
https://static-misc-3.glitch.me/alpha-video-test/vp9-video.html Plays back slowly, and with a grey background rather than transparent. Compare to Chrome/Firefox for the correct output.
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Radar WebKit Bug Importer
Comment 1 2024-07-03 10:31:21 PDT
<rdar://problem/131062589>
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