src/3rdparty/phonon/mmf/mediaobject.h
changeset 0 1918ee327afb
child 3 41300fa6a67c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/3rdparty/phonon/mmf/mediaobject.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,140 @@
+/*  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_MEDIAOBJECT_H
+#define PHONON_MMF_MEDIAOBJECT_H
+
+#include <Phonon/MediaSource>
+#include <Phonon/MediaObjectInterface>
+#include <QScopedPointer>
+#include <QTimer>
+
+// For recognizer
+#include <apgcli.h>
+
+#include "abstractplayer.h"
+#include "mmf_medianode.h"
+#include "defs.h"
+#include "volumeobserver.h"
+
+QT_BEGIN_NAMESPACE
+
+namespace Phonon
+{
+namespace MMF
+{
+class AbstractPlayer;
+class VideoOutput;
+
+/**
+ * @short Facade class which wraps MMF client utility instance
+ */
+class MediaObject : public MediaNode
+                  , public MediaObjectInterface
+                  , public VolumeObserver
+{
+    Q_OBJECT
+    Q_INTERFACES(Phonon::MediaObjectInterface)
+
+public:
+    MediaObject(QObject *parent);
+    virtual ~MediaObject();
+
+    // MediaObjectInterface
+    virtual void play();
+    virtual void pause();
+    virtual void stop();
+    virtual void seek(qint64 milliseconds);
+    virtual qint32 tickInterval() const;
+    virtual void setTickInterval(qint32 interval);
+    virtual bool hasVideo() const;
+    virtual bool isSeekable() const;
+    virtual qint64 currentTime() const;
+    virtual Phonon::State state() const;
+    virtual QString errorString() const;
+    virtual Phonon::ErrorType errorType() const;
+    virtual qint64 totalTime() const;
+    virtual MediaSource source() const;
+    virtual void setSource(const MediaSource &);
+    virtual void setNextSource(const MediaSource &source);
+    virtual qint32 prefinishMark() const;
+    virtual void setPrefinishMark(qint32);
+    virtual qint32 transitionTime() const;
+    virtual void setTransitionTime(qint32);
+
+    // VolumeObserver
+    void volumeChanged(qreal volume);
+
+    /**
+     * This class owns the AbstractPlayer, and will delete it upon
+     * destruction.
+     */
+    AbstractPlayer *abstractPlayer() const;
+
+    void setVideoOutput(VideoOutput* videoOutput);
+
+    virtual bool activateOnMediaObject(MediaObject *);
+
+Q_SIGNALS:
+    void totalTimeChanged(qint64 length);
+    void hasVideoChanged(bool hasVideo);
+    void seekableChanged(bool seekable);
+    // TODO: emit bufferStatus from MediaObject
+    void bufferStatus(int);
+    // TODO: emit aboutToFinish from MediaObject
+    void aboutToFinish();
+    // TODO: emit prefinishMarkReached from MediaObject
+    void prefinishMarkReached(qint32);
+    // TODO: emit metaDataChanged from MediaObject
+    void metaDataChanged(const QMultiMap<QString, QString>& metaData);
+    void currentSourceChanged(const MediaSource& source);
+    void stateChanged(Phonon::State oldState,
+                      Phonon::State newState);
+    void finished();
+    void tick(qint64 time);
+
+private:
+    void createPlayer(const MediaSource &source);
+    bool openRecognizer();
+
+    // Audio / video media type recognition
+    MediaType fileMediaType(const QString& fileName);
+    // TODO: urlMediaType function
+
+    static qint64 toMilliSeconds(const TTimeIntervalMicroSeconds &);
+
+private:
+
+    // Audio / video media type recognition
+    bool                                m_recognizerOpened;
+    RApaLsSession                       m_recognizer;
+    RFs                                 m_fileServer;
+
+    // Storing the file handle here to work around KErrInUse error
+    // from MMF player utility OpenFileL functions
+    RFile                               m_file;
+
+    QScopedPointer<AbstractPlayer>      m_player;
+
+};
+}
+}
+
+QT_END_NAMESPACE
+
+#endif