--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mp3_dec/arimp3decwrapper/export_hdr/arimp3decwrapper.h Fri Jul 23 16:58:44 2010 +0100
@@ -0,0 +1,115 @@
+/*
+* Copyright (c) 2009 Aricent and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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:
+* Aricent - initial contribution.
+*
+* Contributors:
+*
+* Description:
+* Export header file for Wrapper APIs.Interface class for
+* Mp3 Decoder Wrapper.The member functions are pure virtual functions which
+* are to be implemented by the derived class.
+*
+*/
+
+#ifndef ARIMP3DECWRAPPER_H
+#define ARIMP3DECWRAPPER_H
+
+// System includes
+#include <E32Base.h>
+
+// Class declaration
+class TMp3FrameInfo
+ {
+
+public:
+ TInt iSamplingFrequency;
+ TInt iNumberOfChannels;
+ TInt iBufferSize;
+ TInt iBitRate;
+
+ };
+
+// Class declaration
+class CAriMp3DecWrapper : public CBase
+ {
+
+public:
+ /**
+ * Two-phased constructor.
+ * @return pointer to an instance of CAriMp3DecWrapper
+ */
+ IMPORT_C static CAriMp3DecWrapper* NewL();
+ /**> Destructor */
+ virtual ~CAriMp3DecWrapper();
+ /**
+ * The function resets the decoder.
+ * @param
+ * @return return status
+ */
+ virtual TInt Reset() = 0 ;
+ /**
+ * The function Gets frame information for the given source.
+ * @param aBuf
+ * Pointer to buffer containing the header of input stream data
+ * @param aBufLen
+ * Size of Buffer in bytes
+ * @param aFrameLen
+ * Length of the frame
+ * @param aInfo
+ * Reference to the structure TMp3FrameInfo
+ * @return return status
+ */
+ virtual TInt GetFrameInfo( const TUint8* aBuf, TInt aBufLen,
+ TInt &aFrameLen, TMp3FrameInfo& aInfo ) = 0 ;
+ /**
+ * The function Gets maximum out put frame length with the information
+ * @param aFrameLen
+ * Length of the maximum out put frame
+ * @param aInfo
+ * Reference to the structure TMp3FrameInfo
+ * @return return status
+ */
+ virtual TInt GetMaxFrameInfo( TInt &aFrameLen,
+ TMp3FrameInfo& aInfo ) = 0 ;
+ /**
+ * The function gives the offset value of the buffer from where frame
+ * starts.
+ * @param aBuf
+ * Pointer to the input buffer
+ * @param aBufLen
+ * Length of the input buffer
+ * @param aSyncPos
+ * Offset value of the buffer from where frame starts
+ * @return return status
+ */
+ virtual TInt SeekSync( const TUint8* aBuf, TInt aBufLen,
+ TInt &aSyncPos ) = 0 ;
+ /**
+ * The function decodes the aSrc buffer.
+ * @param aSrc
+ * Pointer to the source buffer
+ * @param aSrcUsed
+ * Size of the source buffer
+ * @param aDst
+ * Pointer to the destination buffer
+ * @param aDstLen
+ * Size of the destination buffer
+ * @return return status
+ */
+ virtual TInt Decode( TUint8* aSrc, TInt& aSrcUsed, TUint8* aDst,
+ TInt& aDstLen ) = 0 ;
+
+ };
+
+#endif //ARIMP3DECWRAPPER_H
+
+//-----------------------------------------------------------------------------
+// End of File
+//-----------------------------------------------------------------------------