diff --git a/include/binder/IBatteryStats.h b/include/binder/IBatteryStats.h
index f4a8aa3..ff3de24 100644
--- a/include/binder/IBatteryStats.h
+++ b/include/binder/IBatteryStats.h
@@ -30,10 +30,18 @@
 
     virtual void noteStartSensor(int uid, int sensor) = 0;
     virtual void noteStopSensor(int uid, int sensor) = 0;
+    virtual void noteStartVideo(int uid) = 0;
+    virtual void noteStopVideo(int uid) = 0;
+    virtual void noteStartAudio(int uid) = 0;
+    virtual void noteStopAudio(int uid) = 0;
 
     enum {
         NOTE_START_SENSOR_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION,
         NOTE_STOP_SENSOR_TRANSACTION,
+        NOTE_START_VIDEO_TRANSACTION,
+        NOTE_STOP_VIDEO_TRANSACTION,
+        NOTE_START_AUDIO_TRANSACTION,
+        NOTE_STOP_AUDIO_TRANSACTION,
     };
 };
 
diff --git a/libs/binder/IBatteryStats.cpp b/libs/binder/IBatteryStats.cpp
index 5702151..82bde62 100644
--- a/libs/binder/IBatteryStats.cpp
+++ b/libs/binder/IBatteryStats.cpp
@@ -49,6 +49,34 @@
         data.writeInt32(sensor);
         remote()->transact(NOTE_STOP_SENSOR_TRANSACTION, data, &reply);
     }
+
+    virtual void noteStartVideo(int uid) {
+        Parcel data, reply;
+        data.writeInterfaceToken(IBatteryStats::getInterfaceDescriptor());
+        data.writeInt32(uid);
+        remote()->transact(NOTE_START_VIDEO_TRANSACTION, data, &reply);
+    }
+
+    virtual void noteStopVideo(int uid) {
+        Parcel data, reply;
+        data.writeInterfaceToken(IBatteryStats::getInterfaceDescriptor());
+        data.writeInt32(uid);
+        remote()->transact(NOTE_STOP_VIDEO_TRANSACTION, data, &reply);
+    }
+
+    virtual void noteStartAudio(int uid) {
+        Parcel data, reply;
+        data.writeInterfaceToken(IBatteryStats::getInterfaceDescriptor());
+        data.writeInt32(uid);
+        remote()->transact(NOTE_START_AUDIO_TRANSACTION, data, &reply);
+    }
+
+    virtual void noteStopAudio(int uid) {
+        Parcel data, reply;
+        data.writeInterfaceToken(IBatteryStats::getInterfaceDescriptor());
+        data.writeInt32(uid);
+        remote()->transact(NOTE_STOP_AUDIO_TRANSACTION, data, &reply);
+    }
 };
 
 IMPLEMENT_META_INTERFACE(BatteryStats, "com.android.internal.app.IBatteryStats");
@@ -75,6 +103,34 @@
             reply->writeNoException();
             return NO_ERROR;
         } break;
+        case NOTE_START_VIDEO_TRANSACTION: {
+            CHECK_INTERFACE(IBatteryStats, data, reply);
+            int uid = data.readInt32();
+            noteStartVideo(uid);
+            reply->writeNoException();
+            return NO_ERROR;
+        } break;
+        case NOTE_STOP_VIDEO_TRANSACTION: {
+            CHECK_INTERFACE(IBatteryStats, data, reply);
+            int uid = data.readInt32();
+            noteStopVideo(uid);
+            reply->writeNoException();
+            return NO_ERROR;
+        } break;
+        case NOTE_START_AUDIO_TRANSACTION: {
+            CHECK_INTERFACE(IBatteryStats, data, reply);
+            int uid = data.readInt32();
+            noteStartAudio(uid);
+            reply->writeNoException();
+            return NO_ERROR;
+        } break;
+        case NOTE_STOP_AUDIO_TRANSACTION: {
+            CHECK_INTERFACE(IBatteryStats, data, reply);
+            int uid = data.readInt32();
+            noteStopAudio(uid);
+            reply->writeNoException();
+            return NO_ERROR;
+        } break;
         default:
             return BBinder::onTransact(code, data, reply, flags);
     }