1 files changed, 4 insertions, 0 deletions
diff --git a/src/multimedia/audio/qaudiooutput_mac_p.h b/src/multimedia/audio/qaudiooutput_mac_p.h
index 953551877..fd513c4e7 100644
--- a/src/multimedia/audio/qaudiooutput_mac_p.h
+++ b/src/multimedia/audio/qaudiooutput_mac_p.h
@@ -106,6 +106,7 @@ public:
     QMutex          mutex;
     QTimer*         intervalTimer;
     QAbstractAudioDeviceInfo *audioDeviceInfo;
+    qreal           cachedVolume;
 
     QAudio::Error    errorCode;
     QAudio::State    stateCode;
@@ -152,6 +153,9 @@ public:
     void startTimers();
     void stopTimers();
 
+    void setVolume(qreal);
+    qreal volume() const;
+
 private slots:
     void deviceStopped();
     void inputReady();