[Webkit-unassigned] [Bug 229413] iOS / iPadOS 15 video playback performance regression after seek
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Mon Oct 25 17:17:48 PDT 2021
https://bugs.webkit.org/show_bug.cgi?id=229413
--- Comment #7 from Dustin Kerstein <dustin.kerstein at gmail.com> ---
(In reply to Jer Noble from comment #6)
> One of the requirements for media playback on iOS and macOS is that the
> server responds to requests with a valid Range: header with a 206 response
> and a well formed Content-Range: response header. And this URL will give
> out a 200 response for a Range request... sometimes.
That indeed is an issue (related to Cloudflare) that I'm going to investigate, but I can replicate the same stuttering noted in the replication steps if I use the non-CDN URL:
curl -I -r 0-1 https://s3.amazonaws.com/files.panomoments.com/bbb_sunflower_2160p_60fps_normal.mp4
This URL seems to provide 100% stable 206 responses. Are you able to replicate the stuttering using that URL?
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