Add system volume api on internal header

Change-Id: I5ade6a51bf9c30ebc75d06ccdb9c3ed528df5087
Signed-off-by: Wonnam Jang <wn.jang@samsung.com>

diff --git a/include/voice_control_manager_internal.h b/include/voice_control_manager_internal.h
index 4e3953c..9d22ede 100644 (file)
--- a/include/voice_control_manager_internal.h
+++ b/include/voice_control_manager_internal.h
@@ -108,6 +108,20 @@ int vc_mgr_send_audio_streaming(vc_audio_streaming_event_e event, unsigned char*
 int vc_mgr_set_audio_streaming_mode(vc_audio_streaming_mode_e streaming_mode);
 
 
+/**
+ * @brief Changes system volume.
+ * @since_tizen 5.0
+ *
+ */
+int vc_mgr_change_system_volume();
+
+/**
+ * @brief Recover system volume.
+ * @since_tizen 5.0
+ *
+ */
+int vc_mgr_recover_system_volume();
+
 #ifdef __cplusplus
 }
 #endif