1 /*  This file is part of the KDE project.

     2 

     3 Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 

     5 This library is free software: you can redistribute it and/or modify

     6 it under the terms of the GNU Lesser General Public License as published by

     7 the Free Software Foundation, either version 2.1 or 3 of the License.

     8 

     9 This library is distributed in the hope that it will be useful,

    10 but WITHOUT ANY WARRANTY; without even the implied warranty of

    11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    12 GNU Lesser General Public License for more details.

    13 

    14 You should have received a copy of the GNU Lesser General Public License

    15 along with this library.  If not, see <http://www.gnu.org/licenses/>.

    16 */

    17 

    18 #ifndef PHONON_AUDIOOUTPUT_H

    19 #define PHONON_AUDIOOUTPUT_H

    20 

    21 #include <QtCore/QFile>

    22 #include <phonon/audiooutputinterface.h>

    23 

    24 #include "backend.h"

    25 

    26 struct IBaseFilter;

    27 struct IBasicAudio;

    28 

    29 QT_BEGIN_NAMESPACE

    30 

    31 namespace Phonon

    32 {

    33     namespace WaveOut

    34     {

    35         class AudioOutput : public QObject, public Phonon::AudioOutputInterface

    36         {

    37             Q_OBJECT

    38            

    39                 Q_INTERFACES(Phonon::AudioOutputInterface)

    40         public:

    41             AudioOutput(Backend *back, QObject *parent);

    42             ~AudioOutput();

    43 

    44             // Attributes Getters:

    45             qreal volume() const;

    46             int outputDevice() const;

    47             void setVolume(qreal newVolume);

    48             bool setOutputDevice(int newDevice);

    49             bool setOutputDevice(const AudioOutputDevice & newDevice);

    50             void setCrossFadingProgress(short currentIndex, qreal progress);

    51 

    52          Q_SIGNALS:

    53             void audioDeviceFailed();

    54             void volumeChanged(qreal);

    55         private:

    56             unsigned int m_volume;

    57 

    58 

    59         };

    60     }

    61 }

    62 

    63 QT_END_NAMESPACE

    64 

    65 #endif // PHONON_AUDIOOUTPUT_H