ref: 8836e46ffd84f3e272ea9e5efefa143c2437829c
parent: 8c7a60e04d3b7e9f5189685cfa9701445aeac3fc
author: James Zern <jzern@google.com>
date: Sat Jul 22 09:01:49 EDT 2017
set_var_thresh_from_histogram: prevent negative variance For 8-bit the subtrahend is small enough to fit into uint32_t. For 10/12-bit apply: 63a37d16f Prevent negative variance previously: 47b9a0912 Resolve -Wshorten-64-to-32 in highbd variance. c0241664a Resolve -Wshorten-64-to-32 in variance. Change-Id: I181c85f0b9a03da37c2e8b89482d48aa3dbc0aee