--- a/videoeditorengine/audioeditorengine/inc/ProcDecoder.h Fri Jan 29 14:08:33 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,159 +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 __CPROCProcDecoder_H__
-#define __CPROCProcDecoder_H__
-
-#include <e32base.h>
-#include <f32file.h>
-#include <MMFCodec.h>
-
-#include "AudCommon.h"
-#include "ProcConstants.h"
-#include "RateConverter.h"
-
-class CProcDecoder : public CBase
- {
-
-public:
-
- /*
- * Symbian constructors
- *
- */
-
- static CProcDecoder* NewL();
-
- static CProcDecoder* NewLC();
-
- /*
- * Destructor
- */
- ~CProcDecoder();
-
- /*
- * Initialize the decoder
- *
- * @param aProperties properties of the input clip (in compressed domain)
- * @param aTargetSamplingRate sampling rate to decode to
- * @param aChannelMode channel mode to decode to
- *
- * @return ETrue if successful
- *
- */
-
- TBool InitL(TAudFileProperties aProperties, TInt aTargetSamplingRate, TChannelMode aChannelMode);
-
- /*
- * Feed the encoder
- *
- * @param aEncFrame encoded input frame
- * @param aDecbuffer buffer for decoded output data
- *
- * @return ETrue if output was generated, EFalse if more data is needed
- */
-
- TBool FillDecBufferL(const HBufC8* aEncFrame, HBufC8*& aDecBuffer);
-
-
-
-protected:
-
- // constructL
- void ConstructL();
-
- // C++ constructor
- CProcDecoder();
-
- // configure AAC decoder
- // configure AAC Plus decoder
- void ConfigureAACPlusDecoderL();
-
- // configure MP3 decoder
- void ConfigureMP3DecoderL();
-
- // if input buffer is too small
- void ReAllocBufferL( CMMFDataBuffer* aBuffer, TInt aNewMaxSize );
-
- // feed the codec
- void FeedCodecL( CMMFCodec* aCodec, CMMFDataBuffer* aSourceBuffer, CMMFDataBuffer* aDestBuffer );
-
- // decode
- TCodecProcessResult DecodeL( CMMFCodec* aCodec, CMMFDataBuffer* aInBuffer, CMMFDataBuffer* aOutBuffer);
-
- // is supported dest codec?
- TBool GetIsSupportedSourceCodec();
-
- // set source codec
- void SetSourceCodecL();
-
- // is codec available?
- TBool CheckIfCodecAvailableL(const TDesC8& aCodecFourCCString, const TUid& aCodecUId );
-
- // update output buffer
- TBool UpdateOutputBufferL(CMMFDataBuffer* aInBuffer);
-
- protected:
-
- // properties of the input data
- TAudFileProperties iProperties;
-
- // a flag to indicate if decoding can take place
- TBool iReady;
-
- // Input buffer for decoder.
- CMMFDataBuffer* iSourceInputBuffer;
-
- // Input buffer for encoder (alternative output buffer for decoder).
- CMMFDataBuffer* iDestInputBuffer;
-
- CMMFDataBuffer* iSampleRateChannelBuffer;
-
- // Codec used in decoding input audio to PCM16
- CMMFCodec* iSourceCodec;
-
- // Channel and sample rate converter
- CRateConverter* iRateConverter;
-
- // Whether audio converter needs to do channel and/or samplerate conversion.
- TBool iDoSampleRateChannelConversion;
-
- // Whether decoding is required (not required if input is WAV)
- TBool iDoDecoding;
-
- // Samplerate to convert from.
- TInt iFromSampleRate;
- // Samplerate to convert to.
- TInt iToSampleRate;
- // Number of channels in input.
- TInt iFromChannels;
- // Number of channels in output.
- TInt iToChannels;
-
- // a pointer to store output buffer
- HBufC8* iDecBuffer;
-
- // decimation factor for decoder
- TInt iDecimFactor;
-
-
- };
-
-#endif