per channel peak meters

AsuroTool/ApplicationData.h

@@ -14,9 +14,11 @@ public:
 	std::wstring id = {};
 	std::string name = {};
 	unsigned long state = {};
-	bool isDefaultConsole = {};
-	bool isDefaultMedia = {};
-	bool isDefaultCommunication = {};
+	bool isDefaultConsole = false;
+	bool isDefaultMedia = false;
+	bool isDefaultCommunication = false;
+	float minVolumeDb = 0.f;
+	float maxVolumeDb = 0.f;
 
 	AudioDevice(IMMDevice* device, LPCWSTR deviceId);
 	AudioDevice(AudioDevice&& other) noexcept;