tree b73844003fe32b3b669c437f5a811088e4ca485e
parent 5dacece70cc0f5e90a1d15d077e427f728ed3aa2
author philipel <philipel@webrtc.org> 1569489952 +0200
committer Commit Bot <commit-bot@chromium.org> 1569495959 +0000

Reset |reference_finder_| on codec switch.

In this CL:
 - Moved critical section out of RtpFrameReferenceFinder.
 - RtpFrameReferenceFinder can now assign picture ids with an offset.
 - RtpVideoStreamReceiver will now reset the |reference_finder_| in case
   of a codec switch.

Bug: webrtc:10795, webrtc:10828
Change-Id: I22631c121a465c434de24af5ce8be2a647fe3556
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/154353
Reviewed-by: Åsa Persson <asapersson@webrtc.org>
Commit-Queue: Philip Eliasson <philipel@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#29317}