tree 496fe960e258a527268d3389dd5888275f8f238d
parent dcc70297cdd7f71a7a4e81b9e3169475fbefbbb9
author Sergey Silkin <ssilkin@webrtc.org> 1547642506 +0100
committer Commit Bot <commit-bot@chromium.org> 1547645613 +0000

Harmonic frame rate metric.

This adds calculation and reporting of harmonic frame rate (HFR) metric.
HFR is calculated as call_duration_secs / sum(frame_duration_secs ^ 2).
It penalizes long freezes and could better represent user experience
related to smoothness of playback.

Bug: none
Change-Id: I4d2d46deaa44bb4221b53969a1c0a334e0c1bde9
Reviewed-on: https://webrtc-review.googlesource.com/c/117661
Commit-Queue: Sergey Silkin <ssilkin@webrtc.org>
Reviewed-by: Erik Språng <sprang@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26279}