src/3rdparty/phonon/mmf/abstractmediaplayer.h
branchRCL_3
changeset 4 3b1da2848fc7
parent 3 41300fa6a67c
child 14 c0432d11811c
equal deleted inserted replaced
3:41300fa6a67c 4:3b1da2848fc7
    31 namespace Phonon
    31 namespace Phonon
    32 {
    32 {
    33 namespace MMF
    33 namespace MMF
    34 {
    34 {
    35 class AudioOutput;
    35 class AudioOutput;
       
    36 class MediaObject;
    36 
    37 
    37 /**
    38 /**
    38  * Interface via which MMF client APIs for both audio and video can be
    39  * Interface via which MMF client APIs for both audio and video can be
    39  * accessed.
    40  * accessed.
    40  */
    41  */
    41 class AbstractMediaPlayer : public AbstractPlayer
    42 class AbstractMediaPlayer : public AbstractPlayer
    42 {
    43 {
    43     Q_OBJECT
    44     Q_OBJECT
    44 
    45 
    45 protected:
    46 protected:
    46     AbstractMediaPlayer();
    47     AbstractMediaPlayer(MediaObject *parent, const AbstractPlayer *player);
    47     explicit AbstractMediaPlayer(const AbstractPlayer& player);
       
    48 
    48 
    49 public:
    49 public:
       
    50     virtual void open(const Phonon::MediaSource&, RFile&);
       
    51 
    50     // MediaObjectInterface
    52     // MediaObjectInterface
    51     virtual void play();
    53     virtual void play();
    52     virtual void pause();
    54     virtual void pause();
    53     virtual void stop();
    55     virtual void stop();
    54     virtual void seek(qint64 milliseconds);
    56     virtual void seek(qint64 milliseconds);
    55     virtual bool isSeekable() const;
    57     virtual bool isSeekable() const;
    56     virtual MediaSource source() const;
       
    57     virtual void setFileSource(const Phonon::MediaSource&, RFile&);
       
    58     virtual void setNextSource(const MediaSource &source);
       
    59     virtual void volumeChanged(qreal volume);
    58     virtual void volumeChanged(qreal volume);
    60 
    59 
    61 protected:
    60 protected:
    62     // AbstractPlayer
    61     // AbstractPlayer
    63     virtual void doSetTickInterval(qint32 interval);
    62     virtual void doSetTickInterval(qint32 interval);
    66     virtual void doPause() = 0;
    65     virtual void doPause() = 0;
    67     virtual void doStop() = 0;
    66     virtual void doStop() = 0;
    68     virtual void doSeek(qint64 pos) = 0;
    67     virtual void doSeek(qint64 pos) = 0;
    69     virtual int setDeviceVolume(int mmfVolume) = 0;
    68     virtual int setDeviceVolume(int mmfVolume) = 0;
    70     virtual int openFile(RFile& file) = 0;
    69     virtual int openFile(RFile& file) = 0;
       
    70     virtual int openUrl(const QString& url) = 0;
       
    71     virtual int bufferStatus() const = 0;
    71     virtual void close() = 0;
    72     virtual void close() = 0;
    72     virtual void changeState(PrivateState newState);
    73     virtual void changeState(PrivateState newState);
    73 
    74 
    74     void updateMetaData();
    75     void updateMetaData();
    75     virtual int numberOfMetaDataEntries() const = 0;
    76     virtual int numberOfMetaDataEntries() const = 0;
    76     virtual QPair<QString, QString> metaDataEntry(int index) const = 0;
    77     virtual QPair<QString, QString> metaDataEntry(int index) const = 0;
    77 
    78 
    78 protected:
    79 protected:
    79     bool tickTimerRunning() const;
    80     void bufferingStarted();
    80     void startTickTimer();
    81     void bufferingComplete();
    81     void stopTickTimer();
       
    82     void maxVolumeChanged(int maxVolume);
    82     void maxVolumeChanged(int maxVolume);
       
    83     void playbackComplete(int error);
    83 
    84 
    84     static qint64 toMilliSeconds(const TTimeIntervalMicroSeconds &);
    85     static qint64 toMilliSeconds(const TTimeIntervalMicroSeconds &);
    85 
    86 
    86 private:
    87 private:
       
    88     void startPositionTimer();
       
    89     void stopPositionTimer();
       
    90     void startBufferStatusTimer();
       
    91     void stopBufferStatusTimer();
       
    92     void stopTimers();
    87     void doVolumeChanged();
    93     void doVolumeChanged();
       
    94     void emitMarksIfReached();
       
    95     void resetMarksIfRewound();
    88 
    96 
    89 private Q_SLOTS:
    97 private Q_SLOTS:
    90     /**
    98     void positionTick();
    91      * Receives signal from m_tickTimer
    99     void bufferStatusTick();
    92      */
       
    93     void tick();
       
    94 
   100 
    95 private:
   101 private:
       
   102     MediaObject *const          m_parent;
       
   103 
    96     /**
   104     /**
    97      * This flag is set to true if play is called when the object is
   105      * This flag is set to true if play is called when the object is
    98      * in a Loading state.  Once loading is complete, playback will
   106      * in a Loading state.  Once loading is complete, playback will
    99      * be started.
   107      * be started.
   100      */
   108      */
   101     bool                        m_playPending;
   109     bool                        m_playPending;
   102 
   110 
   103     QScopedPointer<QTimer>      m_tickTimer;
   111     QScopedPointer<QTimer>      m_positionTimer;
       
   112 
       
   113     QScopedPointer<QTimer>      m_bufferStatusTimer;
       
   114     PrivateState                m_stateBeforeBuffering;
   104 
   115 
   105     int                         m_mmfMaxVolume;
   116     int                         m_mmfMaxVolume;
   106 
   117 
   107     MediaSource                 m_source;
   118     bool                        m_prefinishMarkSent;
   108     MediaSource                 m_nextSource;
   119     bool                        m_aboutToFinishSent;
   109 
   120 
   110     QMultiMap<QString, QString> m_metaData;
   121     QMultiMap<QString, QString> m_metaData;
   111 
   122 
   112 };
   123 };
   113 }
   124 }