videosettings.h Example File

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 #ifndef VIDEOSETTINGS_H
 #define VIDEOSETTINGS_H

 #include <QtWidgets/QDialog>
 #include <qmediaencodersettings.h>

 class QComboBox;
 namespace Ui {
     class VideoSettingsUi;
 }

 class QMediaRecorder;

 QT_USE_NAMESPACE

 class VideoSettings : public QDialog {
     Q_OBJECT
 public:
     VideoSettings(QMediaRecorder *mediaRecorder, QWidget *parent = 0);
     ~VideoSettings();

     QAudioEncoderSettings audioSettings() const;
     void setAudioSettings(const QAudioEncoderSettings&);

     QVideoEncoderSettings videoSettings() const;
     void setVideoSettings(const QVideoEncoderSettings&);

     QString format() const;
     void setFormat(const QString &format);

 protected:
     void changeEvent(QEvent *e);

 private:
     QVariant boxValue(const QComboBox*) const;
     void selectComboBoxItem(QComboBox *box, const QVariant &value);

     Ui::VideoSettingsUi *ui;
     QMediaRecorder *mediaRecorder;
 };

 #endif // VIDEOSETTINGS_H