问题
I am trying to exploit mupdf library (Qt4 app). I have taken some code from pdfdraw.c. I was able to create a pixmap (fz_pixmap) from a pdf page. Now I need to display the pixmap. It is likely I can use QPixmap but I ask how to do so.
来源：https://stackoverflow.com/questions/7417994/mupdf-how-to-put-a-fz-pixmap-into-qt4-qpixmap