--- a/videoeditorengine/audioeditorengine/inc/ProcFrameHandler.h Fri Jan 29 14:08:33 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,98 +0,0 @@
-/*
-* Copyright (c) 2010 Ixonos Plc.
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the "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:
-* Ixonos Plc
-*
-* Description:
-*
-*/
-
-
-
-#ifndef __CPROCFRAMEHANDLER_H__
-#define __CPROCFRAMEHANDLER_H__
-
-#include <e32base.h>
-#include "AudCommon.h"
-#include "ProcConstants.h"
-
-class CProcFrameHandler : public CBase
- {
-
-public:
-
-
- /**
- * Manipulates the gain of a certain audio frame
- *
- * @param aFrameIn a frame to be modified
- * @param aFrameOut a modified frame, the caller is responsible for releasing!
- * @param aGain gain change. One step represents 0.5 dB, so that
- * 0->no change, 10 -> +5dB and -10 -> -5dB
- * @return ETrue if successful
- *
- *
- */
- virtual TBool ManipulateGainL(const HBufC8* aFrameIn, HBufC8*& aFrameOut, TInt8 aGain) = 0;
-
- /**
- * Retrieves the gains of a certain audio frame
- *
- * @param aFrame an audio frame
- * @param aGains retrieved gains
- * @param aMaxGain the biggest possible gain value
- * @return ETrue if successful
- *
- *
- */
- virtual TBool GetGainL(const HBufC8* aFrame, RArray<TInt>& aGains, TInt& aMaxGain) const = 0;
-
- /**
- * Calculates how many decibels this frame can be amplified
- *
- * @param aFrame an audio frame
- * @param aMargin margin in debicels/2 -> 4 equals 2 decibels
- */
- virtual TBool GetNormalizingMargin(const HBufC8* aFrame, TInt8& aMargin) const = 0;
-
- /**
- * Tells whether mixing is available or not
- *
- * @return ETrue mixing is available
- * @return EFalse mixing is not available
- */
- virtual TBool IsMixingAvailable() const;
-
- /**
- * Mixes two frames with each other
- *
- * @param aFrame1 frame 1 to be mixed
- * @param aFrame2 frame 2 to be mixed
- * @param aMixedFrame resulting mixed frame
- *
- * @return ETrue if mixing was successful. The caller is responsible for releasing memory
- * EFalse if mixing was not successful. aMixedFrame = 0 and the caller
- * doesn't need to release memory
- */
- virtual TBool MixL(const HBufC8* aFrame1, const HBufC8* aFrame2, HBufC8*& aMixedFrame);
-
-
- virtual ~CProcFrameHandler();
-
-private:
-
-protected:
-
-
- };
-
-#endif