player.h Example File

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#ifndef PLAYER_H
#define PLAYER_H
#include "videowidget.h"
#include <QWidget>
#include <QMediaPlayer>
#include <QMediaPlaylist>
class QAbstractItemView;
class QLabel;
class QMediaPlayer;
class QModelIndex;
class QPushButton;
class QSlider;
class QVideoProbe;
class QVideoWidget;
class QAudioProbe;
class PlaylistModel;
class HistogramWidget;
class Player : public QWidget
{
    Q_OBJECT
public:
    Player(QWidget *parent = 0);
    ~Player();
    bool isPlayerAvailable() const;
    void addToPlaylist(const QList<QUrl> urls);
signals:
    void fullScreenChanged(bool fullScreen);
private slots:
    void open();
    void durationChanged(qint64 duration);
    void positionChanged(qint64 progress);
    void metaDataChanged();
    void previousClicked();
    void seek(int seconds);
    void jump(const QModelIndex &index);
    void playlistPositionChanged(int);
    void statusChanged(QMediaPlayer::MediaStatus status);
    void stateChanged(QMediaPlayer::State state);
    void bufferingProgress(int progress);
    void videoAvailableChanged(bool available);
    void displayErrorMessage();
    void showColorDialog();
private:
    void clearHistogram();
    void setTrackInfo(const QString &info);
    void setStatusInfo(const QString &info);
    void handleCursor(QMediaPlayer::MediaStatus status);
    void updateDurationInfo(qint64 currentInfo);
    QMediaPlayer *player;
    QMediaPlaylist *playlist;
    VideoWidget *videoWidget;
    QLabel *coverLabel;
    QSlider *slider;
    QLabel *labelDuration;
    QPushButton *fullScreenButton;
    QPushButton *colorButton;
    QDialog *colorDialog;
    QLabel *labelHistogram;
    HistogramWidget *videoHistogram;
    HistogramWidget *audioHistogram;
    QVideoProbe *videoProbe;
    QAudioProbe *audioProbe;
    PlaylistModel *playlistModel;
    QAbstractItemView *playlistView;
    QString trackInfo;
    QString statusInfo;
    qint64 duration;
};
#endif // PLAYER_H