I am trying to rotate Qpixmap with Qtransformed, it seems the point of rotation is center of pixmap by default, how can i define custom point for example top mid of pixmap? def rotate_pixmap(self): ...

I'm trying to convert an 280x480 image rendered from a textEdit to mono format (1-bit per pixel). When I convert the image without rotating it produces an 16800-bytes image as expected. But when I rot...

I have a QDialog with QScrollArea, the QScrollArea has a QLabel containing pixmap. I need to draw on that pixmap. From what I have read in the documentation I should be able to draw directly to the pi...

I stream MJPEG from server and update QLabel's QPixmap every time a valid frame received. Memory usage swells in time and I cannot figure out why. Is this a wrong use of QPixmap? case StreamState:...