commit ec460089769f4faa196a4c253b569ef0c35faf72
author Dan Stoza <stoza@google.com> Mon Dec 17 15:35:09 2018 -0800
committer Kevin DuBois <kevindubois@google.com> Fri Feb 22 09:09:15 2019 -0800
tree 78034fd26d71cc1bbe4ba61df3197a1d17cb5139
parent a9aecbe3506f5901c77647893fbfba10b5b0b75a

[sf] Implement addSamplingListener

Implements ISurfaceComposer::addSamplingListener, which allows a client
to receive streaming median luma updates for a given region of the
screen.

Bug: 119639245
Test: Manual using SamplingDemo in libgui
Test: Automated libgui_test in Ic85a97f475a3414a79d3719bbd0b2b648bbccfb0
Change-Id: Ic52359aeab884e734a806372be0eb4e327c45298

services/surfaceflinger/Android.bp

diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index 734ed6c..3304fd1 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -142,6 +142,7 @@
         "MonitoredProducer.cpp",
         "NativeWindowSurface.cpp",
         "RenderArea.cpp",
+        "RegionSamplingThread.cpp",
         "Scheduler/DispSync.cpp",
         "Scheduler/DispSyncSource.cpp",
         "Scheduler/EventControlThread.cpp",