This denominator doesn't make any semantic sense, it's better to use real thresholds for when things look "good" or "bad" rather than fractions of a max QP. BUG=webrtc:5678 R=danilchap@webrtc.org Review URL: https://codereview.webrtc.org/1855393005 . Cr-Commit-Position: refs/heads/master@{#12363}