tree fe552dab1d7775bf20c748c24cf5ddbe4993caa0
parent 26b5464249e4ab8b98feb2d0171151b24abd0b24
author Shuzhen Wang <shuzhenwang@google.com> 1459445069 -0700
committer Shuzhen Wang <shuzhenwang@google.com> 1464045494 -0700

QCamera2: HAL3: Add AF_SCENE_CHANGE vendor tag

AF_SCENE_CHANGE is used to indicate AF algorithm detects a scene change
within AF ROI (Region of Interest).

Bug: 28912374
Change-Id: Ie12e1a0f33ddc6a3f13edc05fe86eadeb1c2827e