videorec: Fix flushing encoders
When passing NULL frames, encoders empty their queues, but we have
to stop polling from them when they don't any more data.
#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QMainWindow>
namespace Ui {
class MainWindow;
}
class DrawMapScene;
class MainWindow : public QMainWindow {
Q_OBJECT
public:
MainWindow(QWidget *parent = 0);
~MainWindow();
protected:
void changeEvent(QEvent *e);
private:
Ui::MainWindow *ui;
DrawMapScene * scene;
private slots:
void on_pbLoad_clicked();
void on_pbSave_clicked();
void scene_pathChanged();
};
#endif // MAINWINDOW_H