[webkit-changes] [WebKit/WebKit] 4c9aa3: [GStreamer][WebRTC] Improved msid support

[Philippe Normand]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 4c9aa3f06f5ddf1715f2ef1cc623ecf7cf0e43f7
      https://github.com/WebKit/WebKit/commit/4c9aa3f06f5ddf1715f2ef1cc623ecf7cf0e43f7
  Author: Philippe Normand <philn at igalia.com>
  Date:   2023-01-09 (Mon, 09 Jan 2023)

  Changed paths:
    M Source/WebCore/Modules/mediastream/gstreamer/GStreamerMediaEndpoint.cpp
    M Source/WebCore/Modules/mediastream/gstreamer/GStreamerMediaEndpoint.h
    M Source/WebCore/platform/mediastream/gstreamer/RealtimeOutgoingMediaSourceGStreamer.h

  Log Message:
  -----------
  [GStreamer][WebRTC] Improved msid support
https://bugs.webkit.org/show_bug.cgi?id=250007

Reviewed by Xabier Rodriguez-Calvar.

GstWebRTCBin can now store the MediaStream ID as a pad property. Fallback to previously used CNAME
otherwise. See also https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3106.

* Source/WebCore/Modules/mediastream/gstreamer/GStreamerMediaEndpoint.cpp:
(WebCore::GStreamerMediaEndpoint::configureAndLinkSource):
(WebCore::GStreamerMediaEndpoint::requestPad):
(WebCore::GStreamerMediaEndpoint::addRemoteStream):
* Source/WebCore/Modules/mediastream/gstreamer/GStreamerMediaEndpoint.h:
* Source/WebCore/platform/mediastream/gstreamer/RealtimeOutgoingMediaSourceGStreamer.h:
(WebCore::RealtimeOutgoingMediaSourceGStreamer::mediaStreamID const):

Canonical link: https://commits.webkit.org/258658@main