Bug 275908 - VP9 with transparency plays back incorrectly
Summary: VP9 with transparency plays back incorrectly
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: Media (show other bugs)
Version: Safari Technology Preview
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Nobody
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2024-06-26 10:30 PDT by Jake Archibald
Modified: 2024-08-07 06:51 PDT (History)
4 users (show)

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Description Jake Archibald 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.
Comment 1 Radar WebKit Bug Importer 2024-07-03 10:31:21 PDT 
<rdar://problem/131062589>