2 files changed, 14 insertions, 5 deletions
diff --git a/src/libjin/audio/audio.cpp b/src/libjin/audio/audio.cpp
index 88fe52b..f4b64e6 100644
--- a/src/libjin/audio/audio.cpp
+++ b/src/libjin/audio/audio.cpp
@@ -5,7 +5,10 @@ namespace jin
 namespace audio
 {
 
-
+    onlyonce bool Audio::_init(const SettingBase* setting)
+    {
+        return false;
+    }
 
 }
 }
 \ No newline at end of file
diff --git a/src/libjin/audio/audio.h b/src/libjin/audio/audio.h
index 9356c8a..fd4ab69 100644
--- a/src/libjin/audio/audio.h
+++ b/src/libjin/audio/audio.h
@@ -1,23 +1,29 @@
 #ifndef __JIN_AUDIO_H
 #define __JIN_AUDIO_H
-
+#include "../utils/macros.h"
+#include "../common/subsystem.h"
 
 namespace jin
 {
 namespace audio
 {
 
-    class Audio
+    class Audio : public common::Subsystem
     {
     public:
-        struct Setting
+        struct Setting : SettingBase
         {
 
         };
 
-        void init(const Setting& setting);
+    private: 
+
+        onlyonce bool _init(const SettingBase* setting) override;
+
     };
 
+    typedef Audio::Setting AudioSetting;
+
 }
 }