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# abstractmediastream.h

Go to the documentation of this file.

    00001 /*  This file is part of the KDE project
    00002     Copyright (C) 2007 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
    00023 #ifndef PHONON_ABSTRACTMEDIASTREAM_H
    00024 #define PHONON_ABSTRACTMEDIASTREAM_H
    00025
    00026 #include "phonon_export.h"
    00027 #include "phononnamespace.h"
    00028 #include <QtCore/QObject>
    00029
    00030 QT_BEGIN_HEADER
    00031 QT_BEGIN_NAMESPACE
    00032
    00033 class QByteArray;
    00034
    00035 #ifndef QT_NO_PHONON_ABSTRACTMEDIASTREAM
    00036
    00037 namespace Phonon
    00038 {
    00039 class MediaObject;
    00040 class AbstractMediaStreamPrivate;
    00041
    00103 class PHONON_EXPORT AbstractMediaStream : public QObject
    00104 {
    00105     Q_OBJECT
    00106     Q_DECLARE_PRIVATE(AbstractMediaStream)
    00107     friend class MediaObject;
    00108     friend class MediaObjectPrivate;
    00109     friend class StreamInterface;
    00110     public:
    00111         virtual ~AbstractMediaStream();
    00112
    00113     protected:
    00117         explicit AbstractMediaStream(QObject *parent = 0);
    00118
    00126         qint64 streamSize() const;
    00127
    00138         void setStreamSize(qint64);
    00139
    00145         bool streamSeekable() const;
    00146
    00154         void setStreamSeekable(bool);
    00155
    00161         void writeData(const QByteArray &data);
    00162
    00168         void endOfData();
    00169
    00177         void error(Phonon::ErrorType errorType, const QString &errorString);
    00178
    00189         virtual void reset() = 0;
    00190
    00197         virtual void needData() = 0;
    00198
    00204         virtual void enoughData();
    00205
    00214         virtual void seekStream(qint64 offset);
    00215
    00216         AbstractMediaStream(AbstractMediaStreamPrivate &dd, QObject *parent);
    00217         QScopedPointer<AbstractMediaStreamPrivate> d_ptr;
    00218 };
    00219
    00220 } // namespace Phonon
    00221
    00222 #endif //QT_NO_PHONON_ABSTRACTMEDIASTREAM
    00223
    00224 QT_END_NAMESPACE
    00225 QT_END_HEADER
    00226
    00227 #endif // PHONON_ABSTRACTMEDIASTREAM_H