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/* This file is part of the KDE project.
Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
This library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 2.1 or 3 of the License.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PHONON_MMF_AUDIOEQUALIZER_H
#define PHONON_MMF_AUDIOEQUALIZER_H
#include "abstractaudioeffect.h"
class CAudioEqualizer;
QT_BEGIN_NAMESPACE
namespace Phonon
{
namespace MMF
{
/**
* @short A classic equalizer.
*
* The equalizer has a number of bands, and each band has a frequency, and a
* volume. With Phonon's API, this is modeled such that each band is one
* Phonon::EffectParameter, where Phonon::EffectParameter::id() is the band
* number, and the setting is the volume level.
*/
class AudioEqualizer : public AbstractAudioEffect
{
Q_OBJECT
public:
AudioEqualizer(QObject *parent);
protected:
virtual void parameterChanged(const int id,
const QVariant &value);
virtual bool activateOn(CPlayerType *player);
private:
inline CAudioEqualizer *eq() const;
QList<EffectParameter> createParams();
QScopedPointer<CAudioEqualizer> m_bassBoost;
};
}
}
QT_END_NAMESPACE
#endif
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