You can create a QPixmap and convert it to QImage if you just want to have a QImage for modification and manipulation. Here, you can use the following code to achieve this:
int width = 100;
int height = 200;
QImage image = QPixmap(width, height).toImage();
Qt provides QSplashScreen class in case you want to have a splash screen for your application without any efforts. You can use the approach below to add an splash screen image of your choice using QSplashScreen and QPixmap classes that stays for 1 second and then disappears.
Continue reading “How to Add a Splash Screen for Your Qt Application”
You can use this method to convert an OpenCV Mat image to a Qt QImage which then can be easily turned into a QPixmap and then displayed on a QLabel. It might sound a little bit confusing but I’ll explain all of its parts. Check the method and my descriptions below:
Continue reading “How to display a Mat image in Qt”