Provide more flexible scoring algorithms am: d9e39c7a am: c0d4c124

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/23501952



Change-Id: Idf8f85e46be9e4a3c400c99656e8a688684256c1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>