[Webkit-unassigned] [Bug 238366] New: iOS Safari (h264) - unable to have HD quality calls (limited by 500kbs)

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Fri Mar 25 00:50:26 PDT 2022


https://bugs.webkit.org/show_bug.cgi?id=238366

            Bug ID: 238366
           Summary: iOS Safari (h264) - unable to have HD quality calls
                    (limited by 500kbs)
           Product: WebKit
           Version: Safari 15
          Hardware: iPhone / iPad
                OS: iOS 15
            Status: NEW
          Severity: Blocker
          Priority: P2
         Component: WebRTC
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: andrey at doxy.me
                CC: youennf at gmail.com

Created attachment 455736

  --> https://bugs.webkit.org/attachment.cgi?id=455736&action=review

Here is a screen from stats that demonstrates impact of than feautre

Impossible to have HD quality call on Safari(h264) without disabling "Webrtc h264 low latency encoder" experimental feature(which is enabled by default)

Webrtc h264 low latency encoder (enabled)
 - maximum bitrate is 500kps

Webrtc h264 low latency encoder (disabled)
 - maximum bitrate is 2000kps

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