RESOLVED FIXED 267400
WebCodec's VP8/VP9 VideoDecoder ignores video/full bitrange. 
https://bugs.webkit.org/show_bug.cgi?id=267400
Summary WebCodec's VP8/VP9 VideoDecoder ignores video/full bitrange.
Jean-Yves Avenard [:jya]
Reported 2024-01-10 23:56:16 PST
The PixelBuffer allocated by the LibWebRTCVPXInternalVideoDecoder is always set to be of video range ([16-235]) kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange or kCVPixelFormatType_420YpCbCr10BiPlanarVideoRange It is never set to full ([0-255])
Attachments
Add attachment proposed patch, testcase, etc.
Radar WebKit Bug Importer
Comment 1 2024-01-10 23:57:53 PST
<rdar://problem/120830372>
Karl Dubost
Comment 2 2024-08-13 17:20:11 PDT
From another bug. https://upload.wikimedia.org/wikipedia/commons/1/17/NORWAY_TRIP_%284K%29.webm > above-linked video looks significantly different (washed out, low contrast) in Safari, vs Chrome and VLC.
Jean-Yves Avenard [:jya]
Comment 3 2024-11-06 03:48:18 PST
Pull request: https://github.com/WebKit/WebKit/pull/36255
EWS
Comment 4 2024-11-07 15:13:56 PST
Committed 286305@main (58383a97b1c6): <https://commits.webkit.org/286305@main> Reviewed commits have been landed. Closing PR #36255 and removing active labels.
EWS
Comment 5 2024-11-22 20:23:43 PST
Committed 283286.532@safari-7620-branch (69a2c6c07e30): <https://commits.webkit.org/283286.532@safari-7620-branch> Reviewed commits have been landed. Closing PR #2340 and removing active labels.
Note You need to log in before you can comment on or make changes to this bug.