videoplayer.h Example File

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  #ifndef VIDEOPLAYER_H
  #define VIDEOPLAYER_H

  #include <QMediaPlayer>
  #include <QMovie>
  #include <QWidget>

  class QAbstractButton;
  class QSlider;
  class QGraphicsVideoItem;

  class VideoPlayer : public QWidget
  {
      Q_OBJECT

  public:
      VideoPlayer(QWidget *parent = 0);
      ~VideoPlayer();

      QSize sizeHint() const { return QSize(800, 600); }

  public slots:
      void openFile();
      void play();

  private slots:
      void mediaStateChanged(QMediaPlayer::State state);
      void positionChanged(qint64 position);
      void durationChanged(qint64 duration);
      void setPosition(int position);
      void rotateVideo(int angle);

  private:
      QMediaPlayer mediaPlayer;
      QGraphicsVideoItem *videoItem;
      QAbstractButton *playButton;
      QSlider *positionSlider;
  };

  #endif