- QRectF r(0, 0, m_info.cropDuration.frames(fps) - 0.02, (qreal) itemHeight() / 2);
- QRectF r2(0, 0, m_info.cropDuration.frames(fps) - 0.02, (qreal)itemHeight());
+ const QRectF r(0, 0, m_info.cropDuration.frames(fps) - 0.02, (qreal) itemHeight() / 2);
+ const QRectF r2(0, 0, m_info.cropDuration.frames(fps) - 0.02, (qreal)itemHeight());