Spatializer: Add head tracking callback
Split head tracking related events from main INativeSpatializerCallback
to a dedicated callback ISpatializerHeadTrackingCallback that can
be registerred and unregistered independently.
Bug: 188502620
Test: manual test with mock spatializer
Change-Id: I09eefb0911f557a6faa6cf0b6c1afe7eaf71ca84
diff --git a/services/audiopolicy/service/Spatializer.h b/services/audiopolicy/service/Spatializer.h
index ae7ded8..7a18cbe 100644
--- a/services/audiopolicy/service/Spatializer.h
+++ b/services/audiopolicy/service/Spatializer.h
@@ -113,7 +113,8 @@
binder::Status setDisplayOrientation(float physicalToLogicalAngle) override;
binder::Status setHingeAngle(float hingeAngle) override;
binder::Status getSupportedModes(std::vector<media::SpatializationMode>* modes) override;
-
+ binder::Status registerHeadTrackingCallback(
+ const sp<media::ISpatializerHeadTrackingCallback>& callback) override;
/** IBinder::DeathRecipient. Listen to the death of the INativeSpatializerCallback. */
virtual void binderDied(const wp<IBinder>& who);
@@ -277,6 +278,9 @@
/** Callback interface to the client (AudioService) controlling this`Spatializer */
sp<media::INativeSpatializerCallback> mSpatializerCallback GUARDED_BY(mLock);
+ /** Callback interface for head tracking */
+ sp<media::ISpatializerHeadTrackingCallback> mHeadTrackingCallback GUARDED_BY(mLock);
+
/** Requested spatialization level */
media::SpatializationLevel mLevel GUARDED_BY(mLock) = media::SpatializationLevel::NONE;