Qt5 程序启动画面动图效果

#include <QApplication>
#include <QPixmap>
#include <QSplashScreen>
#include <QLabel>
#include <QMovie>
#include "MainView.h"
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QMovie *movie;

movie=new QMovie(":/new/prefix1/4");
QLabel *label=new QLabel("", 0);
label->setWindowFlags(Qt::FramelessWindowHint);
label->move(600,300);
label->setMovie(movie);
label->setScaledContents(true);
movie->start();
label->show();
MainView w;
w.show();
label->close();
return app.exec();
}