const int theight = KdenliveSettings::trackheight();
const int frameWidth = (int)(theight * m_ratio + 0.5);
const int displayWidth = (int)(theight * m_dar + 0.5);
const int theight = KdenliveSettings::trackheight();
const int frameWidth = (int)(theight * m_ratio + 0.5);
const int displayWidth = (int)(theight * m_dar + 0.5);