1 // Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #ifndef __MMFSWCODECWRAPPERCUSTOMINTERFACES_H__

    17 #define __MMFSWCODECWRAPPERCUSTOMINTERFACES_H__

    18 

    19 

    20 /**

    21  * Implementation of custom interface class for play functionality created by the 

    22  * CMMFSwCodecWrapper::CustomInterface() method.  It provides 

    23  * access to miscellaneous functionality such as volume settings

    24  * Ports of sw codec wrapper may do this differently eg via EAP

    25  * note don't use RMdaDevSound::TCurrentSoundFormatBuf so send

    26  * across the sample rate and channels because 1)it would mean

    27  * mmfswcodecwrapper.h would have to include mdasound.h and 2)

    28  * the buffer size and encoding members are not required 3)3rd party ports

    29  * may not use RMdaDevSound

    30  * Note also that this interface is just a simple interface to get

    31  * and set values.  No checking is perfomed on the values sent (hence the

    32  * Set methods do not return an error code.)

    33  * @released

    34  */

    35 class TPlayCustomInterface : public MPlayCustomInterface

    36 	{

    37 public:

    38 	TPlayCustomInterface() : iVolume(0),iBytesPlayed(0),iDevice(NULL),iRampDuration(0) {}

    39 	void SetVolume(TUint aVolume);

    40 	TUint Volume() {return iVolume;};

    41 	TUint BytesPlayed();

    42 	void SetVolumeRamp(const TTimeIntervalMicroSeconds& aRampDuration) {iRampDuration = aRampDuration;};

    43 	TTimeIntervalMicroSeconds& VolumeRamp() {return iRampDuration;};

    44 	void SetDevice(RMdaDevSound* iDevice);//not for use outside codec wrapper

    45 private:

    46 	TUint iVolume;

    47 	TUint iBytesPlayed;

    48 	RMdaDevSound* iDevice;

    49 	TTimeIntervalMicroSeconds iRampDuration;

    50 	};

    51 

    52 /**

    53  * Implementation of custom interface class for record functionality created by the 

    54  * CMMFSwCodecWrapper::CustomInterface() method.  It provides 

    55  * access to miscelaneous functionality such as volume settings

    56  * Ports of sw codec wrapper may do this differently eg via EAP

    57  * note don't use RMdaDevSound::TCurrentSoundFormatBuf so send

    58  * across the sample rate and channels because 1)it would mean

    59  * mmfswcodecwrapper.h would have to include mdasound.h and 2)

    60  * the buffer size and encoding members are not required 3)3rd party ports

    61  * may not use RMdaDevSound

    62  * Note also that this interface is just a simple interface to get

    63  * and set values.  No checking is perfomed on the values sent. (hence the

    64  * Set methods do not return an error code.)

    65  * @released

    66  */

    67 class TRecordCustomInterface : public MRecordCustomInterface

    68 	{

    69 public:

    70 	TRecordCustomInterface() : iGain(0), iBytesRecorded(0), iDataPath(NULL) {}

    71 	void SetGain(TUint aGain) {iGain = aGain;};

    72 	void SetDataPath(CMMFSwCodecRecordDataPath* aDataPath){iDataPath = aDataPath;};

    73 	TUint Gain() {return iGain;};

    74 	TUint BytesRecorded(); 

    75 private:

    76 	TUint iGain;

    77 	TUint iBytesRecorded;

    78 	CMMFSwCodecRecordDataPath* iDataPath;

    79 	};

    80 

    81 

    82 #endif

    83