Honor apparent QImage alignment requirements

QImage seems to require image scanlines to be divisible by 4 bytes. This change makes preview-image to display correctly, albeit upside down.
giogix2 · May 19, 2015 · 8e0e1ca · 8e0e1ca
1 parent 78a98db
commit 8e0e1ca
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/testui2/mainwindow.cpp b/testui2/mainwindow.cpp
@@ -255,8 +255,9 @@ void MainWindow::on_pushButton_11_clicked()
     unsigned short width =  values[0].toUShort();
     unsigned short height =  values[1].toUShort();
 
-	uchar *array = mySphere->exportEquirectangularMap(250, 125);
-	QImage image = QImage(array, 250,150, QImage::Format_RGB888);
+	// One scanline must be divisible by 4 bytes
+	uchar *array = mySphere->exportEquirectangularMap(248, 124);
+	QImage image = QImage(array, 248,124, QImage::Format_RGB888);
 
 	QGraphicsScene *scene = new QGraphicsScene();
 	scene->addPixmap(QPixmap::fromImage(image));