diff -r 000000000000 -r bde4ae8d615e os/mm/devsound/devsoundrefplugin/inc/plugin/mmfHwDeviceImplementationUIDs.hrh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/os/mm/devsound/devsoundrefplugin/inc/plugin/mmfHwDeviceImplementationUIDs.hrh	Fri Jun 15 03:10:57 2012 +0200
@@ -0,0 +1,52 @@
+// Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// mmfHwDeviceImplementationUIDs
+// 
+//
+
+/**
+ @file
+ @internalTechnology
+*/
+
+#ifndef __MMF_HWDEVICEIMPLEMENTATIONUIDS_HRH__
+#define __MMF_HWDEVICEIMPLEMENTATIONUIDS_HRH__
+
+// These are the ECOM Implementation UIDs for the codecs supplied in Symbian plugins.
+// The ECOM Interface UID for CMMFCodec is defined in mmfcodec.h
+
+#define	KMmfUidHwDevicePCM16ToPCM16	  0x101F9F00
+#define     KMmfUidHwDevicePCM16ToPCMU8	  0x101F9F01
+#define     KMmfUidHwDevicePCMU8ToPCM16	  0x101F9F21
+#define     KMmfUidHwDeviceMulawToPCM16     0x101F9F31
+#define     KMmfUidHwDeviceAlawToPCM16      0x101F9F32
+#define     KMmfUidHwDevicePCM16ToMuLaw     0x101F9F33
+#define     KMmfUidHwDevicePCM16ToALaw      0x101F9F34
+#define     KMmfUidHwDevicePCM16toPCM16B    0x101F9F35
+#define     KMmfUidHwDevicePCM8ToPCM16      0x101F9F36
+#define     KMMFUidHwDevicePCM16toPCMU16B   0x101F9F37
+#define     KMmfUidHwDeviceS16ToPCMU16      0x101F9F38
+#define     KMmfUidHwDeviceS16ToPCMS8       0x101F9F39
+#define     KMmfUidHwDeviceU16BEToPCMS16    0x101F9F3A
+#define     KMmfUidHwDeviceU16ToPCMS16      0x101F9F3B
+#define     KMmfUidHwDeviceS16ToPCMU8       0x101F9F3C
+#define     KMMFUidHwDevicePCM16BtoPCM16    0x101F9F3D
+#define	KMMFUidHwDevicePCMU16toPCMU16B  0x101F9F3E 
+#define	KMMFUidHwDevicePCMU16BtoPCMU16  0x101F9F3F 
+#define     KMmfUidHwDeviceIMAADPCMToPCM16  0x101F9F40 
+#define     KMmfUidHwDevicePCM16ToIMAADPCM  0x101F9F41
+#define     KMmfUidHwDevicePCM16ToGSM610    0x101FFA05
+#define     KMmfUidHwDeviceGSM610ToPCM16    0x101FFA06
+
+#endif