int main(int argc, char *argv[]) { QtAV::Widgets::registerRenderers(); QApplication a(argc, argv); a.setApplicationName("ADAS ONE PC Viewer"); PlayerWindow player; player.setWindowFlags(Qt::FramelessWindowHint); //player.move(10,10); player.setFixedSize(1000, 832); //player.setMaximumSize(1920,1080); player.show(); //player.resize(800, 600); //__________ //__________ return a.exec(); }