tree 30c06af8aff13f11863dd24a83a99a94680b4355
parent da1c65fb53c3925dbd1e7118a322637a00a894b9
author Chen Xing <chxg@google.com> 1560334402 +0200
committer Commit Bot <commit-bot@chromium.org> 1560341515 +0000

Add a tracker for RTCRtpContributingSource and RTCRtpSynchronizationSource.

This change adds a new SourceTracker class that can do spec-compliant tracking of RTCRtpContributingSource and RTCRtpSynchronizationSource when frames are delivered to the RTCRtpReceiver's MediaStreamTrack for playout. It will replace the existing spec-incompliant ContributingSources.

Bug: webrtc:10545 webrtc:10668
Change-Id: I961adaba09d6337f2f36b301a4fabcd20de65271
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/140948
Commit-Queue: Chen Xing <chxg@google.com>
Reviewed-by: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28249}