Camera: Add onCameraOpened/onCameraClosed callbacks
The onCameraOpened/onCameraClosed callbacks are used to notify camera
service client with [] permission that a certain camera device has been
opened/closed.
Test: Manually check callbacks are received in SystemUI app
Bug: 150540299
Change-Id: If6f3624c43927c30afef7df0a780eafe3ae4c527
Merged-In: If6f3624c43927c30afef7df0a780eafe3ae4c527
diff --git a/camera/aidl/android/hardware/ICameraServiceListener.aidl b/camera/aidl/android/hardware/ICameraServiceListener.aidl
index e9dcbdb..47580f8 100644
--- a/camera/aidl/android/hardware/ICameraServiceListener.aidl
+++ b/camera/aidl/android/hardware/ICameraServiceListener.aidl
@@ -83,4 +83,12 @@
* can retry after receiving this callback.
*/
oneway void onCameraAccessPrioritiesChanged();
+
+ /**
+ * Notify registered clients about cameras being opened/closed.
+ * Only clients with android.permission.CAMERA_OPEN_CLOSE_LISTENER permission
+ * will receive such callbacks.
+ */
+ oneway void onCameraOpened(String cameraId, String clientPackageId);
+ oneway void onCameraClosed(String cameraId);
}
diff --git a/camera/ndk/impl/ACameraManager.h b/camera/ndk/impl/ACameraManager.h
index 8c1da36..28fec82 100644
--- a/camera/ndk/impl/ACameraManager.h
+++ b/camera/ndk/impl/ACameraManager.h
@@ -92,6 +92,12 @@
}
virtual binder::Status onCameraAccessPrioritiesChanged();
+ virtual binder::Status onCameraOpened(const String16&, const String16&) {
+ return binder::Status::ok();
+ }
+ virtual binder::Status onCameraClosed(const String16&) {
+ return binder::Status::ok();
+ }
private:
const wp<CameraManagerGlobal> mCameraManager;
diff --git a/camera/tests/CameraBinderTests.cpp b/camera/tests/CameraBinderTests.cpp
index 8fe029a..dc5afc5 100644
--- a/camera/tests/CameraBinderTests.cpp
+++ b/camera/tests/CameraBinderTests.cpp
@@ -95,6 +95,17 @@
return binder::Status::ok();
}
+ virtual binder::Status onCameraOpened(const String16& /*cameraId*/,
+ const String16& /*clientPackageName*/) {
+ // No op
+ return binder::Status::ok();
+ }
+
+ virtual binder::Status onCameraClosed(const String16& /*cameraId*/) {
+ // No op
+ return binder::Status::ok();
+ }
+
bool waitForNumCameras(size_t num) const {
Mutex::Autolock l(mLock);