audiodataoutput.h

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00001 /*  This file is part of the KDE project
00002     Copyright (C) 2005-2006 Matthias Kretz <kretz@kde.org>
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Lesser General Public
00006     License as published by the Free Software Foundation; either
00007     version 2.1 of the License, or (at your option) version 3, or any
00008     later version accepted by the membership of KDE e.V. (or its
00009     successor approved by the membership of KDE e.V.), Nokia Corporation
00010     (or its successors, if any) and the KDE Free Qt Foundation, which shall
00011     act as a proxy defined in Section 6 of version 3 of the license.
00012 
00013     This library is distributed in the hope that it will be useful,
00014     but WITHOUT ANY WARRANTY; without even the implied warranty of
00015     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00016     Lesser General Public License for more details.
00017 
00018     You should have received a copy of the GNU Lesser General Public
00019     License along with this library.  If not, see <http://www.gnu.org/licenses/>.
00020 
00021 */
00022 #ifndef Phonon_AUDIODATAOUTPUT_H
00023 #define Phonon_AUDIODATAOUTPUT_H
00024 
00025 #include "phonon_export.h"
00026 #include "abstractaudiooutput.h"
00027 #include "phonondefs.h"
00028 
00029 QT_BEGIN_HEADER
00030 QT_BEGIN_NAMESPACE
00031 
00032 #ifndef DOXYGEN_SHOULD_SKIP_THIS
00033 template<typename T> class QVector;
00034 template<typename Key, typename T> class QMap;
00035 #endif
00036 
00037 namespace Phonon
00038 {
00039     class AudioDataOutputPrivate;
00040 
00052     class PHONON_EXPORT AudioDataOutput : public AbstractAudioOutput
00053     {
00054         Q_OBJECT
00055         K_DECLARE_PRIVATE(AudioDataOutput)
00056         Q_ENUMS(Channel)
00057         Q_PROPERTY(int dataSize READ dataSize WRITE setDataSize)
00058         PHONON_HEIR(AudioDataOutput)
00059         public:
00063             enum Channel
00064             {
00065                 LeftChannel,
00066                 RightChannel,
00067                 CenterChannel,
00068                 LeftSurroundChannel,
00069                 RightSurroundChannel,
00070                 SubwooferChannel
00071             };
00072 
00079             int dataSize() const;
00080 
00092             int sampleRate() const;
00093 
00094         public Q_SLOTS:
00102             void setDataSize(int size);
00103 
00104         Q_SIGNALS:
00110             void dataReady(const QMap<Phonon::AudioDataOutput::Channel, QVector<qint16> > &data);
00111 
00112 
00127             void endOfMedia(int remainingSamples);
00128     };
00129 } // namespace Phonon
00130 
00131 QT_END_NAMESPACE
00132 QT_END_HEADER
00133 
00134 // vim: sw=4 ts=4 tw=80
00135 #endif // Phonon_AUDIODATAOUTPUT_H