tree f481209d5307e8a764b3b02d1567c00e4f9aa7bf
parent 5c657492ec525e595170be51302121fda891199a
author Yaowu Xu <yaowu@google.com> 1573598946 -0800
committer Yaowu Xu <yaowu@google.com> 1573660532 +0000

Change an operation order to avoid uint32 overflow

Also added a clamp to prevent from dividing by zero.

BUG=aomedia:2537

Change-Id: I2c843049f29f525b42cee7ddcbd3c2c66838d776