tree d90c1897249b783d788be556e49003f8557ff62c
parent 70ad987c64d6c8467d33ad2acf658ce3a6691d0b
author Per K <perkj@webrtc.org> 1702986175 +0100
committer WebRTC LUCI CQ <webrtc-scoped@luci-project-accounts.iam.gserviceaccount.com> 1702993931 +0000

Prioritize audio resend before video resend and implement TTL.

Adds separate priorities for audio and video retranmission.
Done by adding an original type to RtpPacketToSend.

Add possiblity to set TTL for audio nack, video nack and video packet separately.
Oldest packet for these types are dropped when a new packet of that type is pushed to the pacer, or when the pacer switch current priority type to that priority.

Effect is that:
   -pacer queue does not grow unlimited for these types if a TTL has been set.
   -an old packet is not sent.

Bug: webrtc:15740
Change-Id: I38718bc570aebca54eacbded69824905f3694f41
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/331823
Commit-Queue: Per Kjellander <perkj@webrtc.org>
Reviewed-by: Erik Språng <sprang@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#41414}