https://forum.qt.io/topic/78615/qvncserver-of-qt-app-can-t-be-connected-by-vncviewer
QVNCServer of QT app can't be connected by Vncviewer | Qt Forum
May 8, 2017 - I cross compiled QT4.8 with -qt-gfx-vnc, and it succeed. when I run my app in VNC mode ./app/DIalogCam-4.8.5 -qws -display "VNC::size=640*480:de ./app/DIalo...
be connectedqtapp