1 /*

     2 * Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: Audio Stubs -  Implementation of the AudioEqualizer effect Custom Interface class

    15 *

    16 */

    17 

    18 

    19 #ifdef _DEBUG

    20 #include <e32svr.h>

    21 #endif

    22 #include "AudioEqualizerCI.h"

    23 

    24 

    25 EXPORT_C CAudioEqualizerCI* CAudioEqualizerCI::NewL(

    26 	CMMFDevSound& aDevSound )

    27 	{

    28 	CAudioEqualizerCI* self = new(ELeave) CAudioEqualizerCI(aDevSound);

    29 	return self;

    30 	}

    31 

    32 CAudioEqualizerCI::CAudioEqualizerCI(

    33 	CMMFDevSound& aDevSound )

    34 	:	iDevSound(&aDevSound )

    35 	{

    36 	iAudioEqualizerData.iMindB = -20; // Initial value

    37 	iAudioEqualizerData.iMaxdB = 20; // Initial value

    38 

    39 	TEfAudioEqualizerBand band;

    40 

    41 //	for (TInt i=1; i<=8; i++)

    42 

    43         for (TInt i=1; i<=5; i++)		{

    44 		band.iBandId = i;

    45 		band.iBandLevel = 1+i;

    46 		band.iBandWidth = 10+i;

    47 		band.iCenterFrequency = 20+i;

    48 		band.iCrossoverFrequency = 30+i;

    49 

    50 		iBandsData.Append(band);

    51 		}

    52 

    53 	}

    54 

    55 EXPORT_C CAudioEqualizerCI* CAudioEqualizerCI::NewL()

    56 	{

    57 	CAudioEqualizerCI* self = new(ELeave) CAudioEqualizerCI();

    58 	return self;

    59 	}

    60 

    61 CAudioEqualizerCI::CAudioEqualizerCI()

    62 	{

    63 	iAudioEqualizerData.iMindB = -20; // Initial value

    64 	iAudioEqualizerData.iMaxdB = 20; // Initial value

    65 

    66 	TEfAudioEqualizerBand band;

    67 

    68 //	for (TInt i=1; i<=8; i++)

    69         for (TInt i=1; i<=5; i++)

    70 		{

    71 		band.iBandId = i;

    72 		band.iBandLevel = 1+i;

    73 		band.iBandWidth = 10+i;

    74 		band.iCenterFrequency = 20+i;

    75 		band.iCrossoverFrequency = 30+i;

    76 

    77 		iBandsData.Append(band);

    78 		}

    79 

    80 	}

    81 

    82 

    83 CAudioEqualizerCI::~CAudioEqualizerCI()

    84 	{

    85 	}

    86 

    87 void CAudioEqualizerCI::ApplyL()

    88 	{

    89 #ifdef _DEBUG

    90     RDebug::Print(_L("CAudioEqualizerCI::ApplyL"));

    91 #endif

    92 

    93 	if (iObservers.Count() > 0)

    94 		{

    95 		iAudioEqualizerData.iEnabled = ETrue;

    96 

    97 		iBandsData[4].iBandLevel = 99;

    98 		iBandsData[4].iBandWidth = 99;

    99 		iBandsData[4].iCenterFrequency = 99;

   100 		iBandsData[4].iCrossoverFrequency = 99;

   101 

   102 		iObservers[0]->EffectChanged(this, (TUint8)MAudioEqualizerObserver::KBand5Changed);

   103 

   104 		}

   105 	}

   106 

   107 

   108 // ========================== OTHER EXPORTED FUNCTIONS =========================

   109 

   110 

   111 // End of File