author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 27 May 2010 12:49:57 +0300 | |
changeset 29 | 8192e5b5c935 |
child 32 | c163ef0b758d |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: Wrapper for equalizer framework - private implementation. |
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* |
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*/ |
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|
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// System includes |
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#include <QDebug> |
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#include <QStringList> |
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#include <hbglobal.h> |
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#include <AudioEqualizerUtility.h> |
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#include <EqualizerConstants.h> |
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#include <mpxuser.h> |
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|
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// User includes |
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#include "mpequalizerframeworkwrapper.h" |
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#include "mpequalizerframeworkwrapper_p.h" |
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#include "mptrace.h" |
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// CONSTANTS |
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_LIT( KMPXNullSoundPath, "\\nullsound.mp3" ); |
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|
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/*! |
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\class MpEqualizerFrameworkWrapperPrivate |
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\ingroup musicplayer |
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\brief Wrapper for equalizer framework - private implementation. |
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|
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This is a private implementation of the audio eqalizer wrapper |
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utilties interface. |
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|
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*/ |
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/*! |
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Constructs a new MpEqualizerFrameworkWrapper with \a parent and initializes its |
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private imaplementation. |
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*/ |
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MpEqualizerFrameworkWrapperPrivate::MpEqualizerFrameworkWrapperPrivate( MpEqualizerFrameworkWrapper *wrapper ): |
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q_ptr( wrapper ), |
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mEqualizerUtility (NULL) |
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{ |
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TX_LOG |
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} |
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|
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/*! |
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Destructs the class. |
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*/ |
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MpEqualizerFrameworkWrapperPrivate::~MpEqualizerFrameworkWrapperPrivate() |
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{ |
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TX_ENTRY |
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delete mEqualizerUtility; |
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if ( mMdaPlayUtility ) { |
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mMdaPlayUtility->Close(); |
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} |
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delete mMdaPlayUtility; |
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TX_EXIT |
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} |
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/*! |
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Calls the DoInit to initialize Symbian based components. |
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\sa DoInitL() |
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*/ |
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void MpEqualizerFrameworkWrapperPrivate::init() |
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{ |
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TX_ENTRY |
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TRAPD(err, DoInitL()); |
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if ( err != KErrNone ) { |
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TX_LOG_ARGS("MpEqualizerFrameworkWrapperPrivate::init err = " << err); |
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} |
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TX_EXIT |
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} |
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/*! |
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Get the preset name key by giving preset index. |
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*/ |
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int MpEqualizerFrameworkWrapperPrivate::getPresetNameKey( int presetIndex ) |
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{ |
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TX_ENTRY_ARGS( "preset index=" << presetIndex ); |
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int presetKey( KEqualizerPresetNone ); |
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if ( mEqualizerUtility ) { |
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TRAPD( err, presetKey = DoGetPresetNameKeyL( presetIndex ) ); |
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if ( err != KErrNone ) { |
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TX_LOG_ARGS("DoGetPresetNameKeyL Error = " << err); |
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presetKey = KEqualizerPresetNone; |
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} |
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TX_LOG_ARGS( "Preset key in engine =" << presetKey ); |
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} |
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else { |
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TX_LOG_ARGS( "Equalizer not ready." ); |
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} |
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|
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TX_EXIT_ARGS( "Preset Name Key = " << presetKey ); |
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|
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return presetKey; |
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} |
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|
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115 |
/*! |
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Get the preset index by giving preset name key. |
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|
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*/ |
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int MpEqualizerFrameworkWrapperPrivate::getPresetIndex( int presetNameKey ) |
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{ |
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TX_ENTRY_ARGS( "Preset Name Key = " << presetNameKey); |
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|
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int presetIndex = KEqualizerPresetNone; |
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if ( mEqualizerUtility && presetNameKey != KEqualizerPresetNone ) { |
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TArray<TEfAudioEqualizerUtilityPreset> presetArray = mEqualizerUtility->Presets(); |
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for ( TInt i = 0; i < presetArray.Count(); i++ ) { |
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TX_LOG_ARGS("presetArray[" << i << "].iPresetNameKey (" |
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<< presetArray[i].iPresetNameKey << ") vs presetId (" <<presetNameKey << ")"); |
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if ( presetArray[i].iPresetNameKey == static_cast<TUint32>( presetNameKey ) ) { |
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presetIndex = i; |
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break; |
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} |
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} |
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} |
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|
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TX_EXIT_ARGS( "Preset Index = " << presetIndex ); |
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|
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return presetIndex; |
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} |
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|
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|
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/*! |
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Returning the list of availale preset names. |
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|
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\sa CAudioEqualizerUtility |
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*/ |
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QStringList MpEqualizerFrameworkWrapperPrivate::presetNames() |
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{ |
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TX_ENTRY |
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|
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QStringList presetList; |
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|
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if ( mEqualizerUtility == NULL ) { |
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TX_LOG_ARGS( "Equalizer not ready." ); |
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return presetList; |
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} |
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|
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TArray<TEfAudioEqualizerUtilityPreset> presetArray = mEqualizerUtility->Presets(); |
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for (TInt i=0; i<presetArray.Count(); i++) { |
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TPresetName selectedItem = presetArray[i].iPresetName; |
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presetList << QString::fromUtf16( selectedItem.Ptr(), selectedItem.Length() ); |
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} |
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|
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TX_EXIT_ARGS( "PresetNames=" << presetList); |
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|
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return presetList; |
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} |
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|
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/*! |
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\internal |
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*/ |
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void MpEqualizerFrameworkWrapperPrivate::DoInitL() |
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{ |
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TX_ENTRY |
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|
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if (mMdaPlayUtility) { |
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mMdaPlayUtility->Close(); |
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delete mMdaPlayUtility; |
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mMdaPlayUtility = NULL; |
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} |
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|
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mMdaPlayUtility = ( CMdaAudioPlayerUtility* )User::LeaveIfNull( |
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CMdaAudioPlayerUtility::NewL( |
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*this, |
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EMdaPriorityMin, |
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EMdaPriorityPreferenceNone )); |
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|
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TX_LOG_ARGS("Loading null sound"); |
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TFileName nullSoundPath( KMPXNullSoundPath ); |
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User::LeaveIfError( MPXUser::CompleteWithDllPath( nullSoundPath ) ); |
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TX_LOG_ARGS("Loading null sound done!"); |
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mMdaPlayUtility->OpenFileL( nullSoundPath ); |
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|
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TX_EXIT |
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} |
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|
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/*! |
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\internal |
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*/ |
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TInt MpEqualizerFrameworkWrapperPrivate::DoGetPresetNameKeyL( const TInt presetIndex ) const |
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{ |
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TX_ENTRY_ARGS( "preset index=" << presetIndex ); |
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|
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TInt presetNameKey = KErrNotFound; |
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TPresetName presetName = mEqualizerUtility->GetPresetL( presetIndex ); |
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|
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TArray<TEfAudioEqualizerUtilityPreset> presets = mEqualizerUtility->Presets(); |
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for ( TInt index = 0; index < presets.Count(); index++ ) { |
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TPresetName selectedItem = presets[index].iPresetName; |
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TX_LOG_ARGS(" Comparing..." << presets[index].iPresetNameKey ); |
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if ( selectedItem == presetName ) { |
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presetNameKey = presets[index].iPresetNameKey; |
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TX_LOG_ARGS(" Comparing mached presetNameKey = " << presetNameKey ); |
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break; |
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} |
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} |
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|
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TX_EXIT |
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|
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return presetNameKey; |
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} |
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|
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/*! |
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\internal |
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*/ |
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void MpEqualizerFrameworkWrapperPrivate::MapcInitComplete( |
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TInt aError, |
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const TTimeIntervalMicroSeconds& /* aDuration */ ) |
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{ |
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TX_ENTRY_ARGS( "aError=" << aError ); |
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|
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if ( !aError ) { |
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TRAPD(err, mEqualizerUtility = CAudioEqualizerUtility::NewL( *mMdaPlayUtility ) ); |
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if ( err == KErrNone ) { |
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emit q_ptr->equalizerReady(); |
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} |
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else { |
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TX_ENTRY_ARGS( "CAudioEquqlizerUtility error=" << err ); |
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} |
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} |
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else { |
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TX_ENTRY_ARGS( "MapcInitComplete error=" << aError ); |
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} |
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|
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TX_EXIT |
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} |
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|
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/*! |
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\internal |
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*/ |
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void MpEqualizerFrameworkWrapperPrivate::MapcPlayComplete( |
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TInt /* aError */ ) |
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{ |
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TX_LOG |
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// Do nothing |
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} |
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//End of File |