https://forum.qt.io/topic/47787/qpixmap-sometimes-does-not-load-file-other-times-it-does
QPixmap sometimes does not load file, other times it does | Qt Forum
Nov 4, 2014 - This is a similar application as the windows photo viewer: I have a directory with 145 files.The user picks a file and the program displays it on the screen....
does notsometimesload
https://wiki.qt.io/Converting_QPixmap_to_QByteArray/bg
Converting QPixmap to QByteArray/bg - Qt Wiki
convertingbgqtwiki
https://doc.qt.io/QT-6/qpixmap.html
QPixmap Class | Qt GUI | Qt 6.11.1
The QPixmap class is an off-screen image representation that can be used as a paint device.
classqtgui