如何正确地在手机上显示图片——QImage与QPixmap完全解析

http://wiki.forum.nokia.com/index.php/%E5%A6%82%E4%BD%95%E6%AD%A3%E7%A1%AE%E5%9C%B0%E5%9C%A8%E6%89%8B%E6%9C%BA%E4%B8%8A%E6%98%BE%E7%A4%BA%E5%9B%BE%E7%89%87%E2%80%94%E2%80%94QImage%E4%B8%8EQPixmap%E5%AE%8C%E5%85%A8%E8%A7%A3%E6%9E%90