2 files changed, 20 insertions, 2 deletions
diff --git a/include/camera/ICameraServiceProxy.h b/include/camera/ICameraServiceProxy.h
index 12a555f..2613c01 100644
--- a/include/camera/ICameraServiceProxy.h
+++ b/include/camera/ICameraServiceProxy.h
@@ -23,15 +23,30 @@
 
 namespace android {
 
+/**
+ * Interface from native camera service to managed-side camera service proxy.
+ *
+ * Keep in sync with frameworks/base/core/java/android/hardware/ICameraServiceProxy.aidl
+ *
+ */
 class ICameraServiceProxy : public IInterface {
 public:
     enum {
         PING_FOR_USER_UPDATE = IBinder::FIRST_CALL_TRANSACTION,
+        NOTIFY_CAMERA_STATE
+    };
+
+    enum CameraState {
+        CAMERA_STATE_OPEN,
+        CAMERA_STATE_ACTIVE,
+        CAMERA_STATE_IDLE,
+        CAMERA_STATE_CLOSED
     };
 
     DECLARE_META_INTERFACE(CameraServiceProxy);
 
     virtual void pingForUserUpdate() = 0;
+    virtual void notifyCameraState(String16 cameraId, CameraState newCameraState) = 0;
 };
 
 class BnCameraServiceProxy: public BnInterface<ICameraServiceProxy>
@@ -48,5 +63,3 @@ public:
 }; // namespace android
 
 #endif // ANDROID_HARDWARE_ICAMERASERVICEPROXY_H
-
-
diff --git a/include/camera/camera2/ICameraDeviceUser.h b/include/camera/camera2/ICameraDeviceUser.h
index a7bf8ab..4d8eb53 100644
--- a/include/camera/camera2/ICameraDeviceUser.h
+++ b/include/camera/camera2/ICameraDeviceUser.h
@@ -140,6 +140,11 @@ public:
     virtual status_t        prepare(int streamId) = 0;
 
     /**
+     * Preallocate up to maxCount buffers for a given output stream asynchronously.
+     */
+    virtual status_t        prepare2(int maxCount, int streamId) = 0;
+
+    /**
      * Free all unused buffers for a given output stream.
      */
     virtual status_t        tearDown(int streamId) = 0;