tree dbaa1ea80fded725698299b5f104c2569b08d49a
parent 6354348fd5a1926a8b83c041bf8df6b918f6c33a
author Shuzhen Wang <shuzhenwang@google.com> 1479349578 -0800
committer Shuzhen Wang <shuzhenwang@google.com> 1489429500 -0700

QCamera2: HAL3: Add support for histogram

Add vendor tags for histogram related control/metadata:
- static: number of bins supported
- control/dynamic: number of bins
- control/dynamic: histogram enable/disable
- dynamic: histogram stats

Remove the unnecessary memcpy of histogram data.

Test: histogram test case in PTS test.
Bug: 33641150
Change-Id: I28844e85fc778b0184c818a116e1ac31cd5ed12b