mmhais/refacladapt/src/audiocodec/resourcedata.h
changeset 0 40261b775718
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmhais/refacladapt/src/audiocodec/resourcedata.h	Tue Feb 02 01:56:55 2010 +0200
@@ -0,0 +1,105 @@
+/*
+* Copyright (c) 2007 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:
+*
+*/
+
+
+#ifndef RESOURCEDATA_H
+#define RESOURCEDATA_H
+
+// INCLUDES
+#include <e32base.h>
+#include <barsread.h>
+#include <mmf/server/mmfhwdevice.h>
+#include "audiocodec.h"
+
+_LIT16(KDrive,"z:");
+_LIT16(KFileNameFormat,"HwDev0x%x.rsc");
+const TInt8 KResFileNameLength = 20;
+const TInt8 KResFileNameAndPathLength = 50;
+// CLASS DECLARATION
+
+/////
+// Class is used to read capabilities and initilaization data from codec
+// resource data files.
+///
+NONSHARABLE_CLASS (CResourceData) : public CBase
+	{
+public: // Constructors and destructor
+
+	/////
+	 // Two-phased constructor.
+	 //
+	 // @param aResourceUid       UID of the resource whose data to read.
+	 // @return CResourceData*  Pointer to a newly constructed object.
+	 ///
+	static CResourceData* NewL(TUid aResourceUid);
+
+	/////
+	 // Destructor.
+     ///
+	~CResourceData();
+
+public:
+
+	/////
+	 // Reads the capabilities data.
+	 //
+	 // @param aMode      Mode of the resource.
+	 // @param aConf      On return from a succesful call, contains the capabilities data.
+ 	 // @return           error code
+	 ///
+	TInt GetSSampleRates(TMode aMode, RArray<TInt>& aSampleRate);
+	TInt GetSModes(TMode aMode, RArray<TUid>& aModeConfig);
+
+private:
+
+	
+	//Constructor.
+	
+	CResourceData();
+
+	
+	//2nd phase constructor is private.
+	//The param is the UID of the resource whose data to read.
+	
+	void ConstructL(TUid aResourceUid);
+
+	
+	//Utility method for seeking resource to the correct mode. Leaves with
+	//KErrNotFound if mode is not found in the opened resource.
+	
+	//aMode is the codec mode.
+	
+	TInt SeekToMode(TMode aMode);
+
+private: // Data
+
+	// Resource UID.
+	TUid iResourceUid;
+
+	// Resource file data.
+	HBufC8* iResourceData;
+
+	// Resource file reader.
+	TResourceReader iResourceReader;
+
+	// Resource data end pointer (for safety checks).
+	const TUint8* iResourceDataEnd;
+	};
+
+#endif // RESOURCEDATA_H
+
+// End of File