Fix DDS image writing

The code did not correctly do the 90-degree rotation needed for DDS,
and would fail on non-square images.

Task-number: QTBUG-39899
Change-Id: I1599e3fe44ff7895db8aa6e325fa8fdba2106694
Reviewed-by: Laszlo Agocs <laszlo.agocs@digia.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/plugins/imageformats/dds/qddshandler.cpp b/src/plugins/imageformats/dds/qddshandler.cpp
index 13bb9aa..d5c8793 100644
--- a/src/plugins/imageformats/dds/qddshandler.cpp
+++ b/src/plugins/imageformats/dds/qddshandler.cpp
@@ -1338,9 +1338,9 @@ bool QDDSHandler::write(const QImage &outImage)
     dds.pixelFormat.bBitMask = 0x000000ff;
 
     s << dds;
-    for (int width = 0; width < image.width(); width++) {
-        for (int height = 0; height < image.height(); height++) {
-            QRgb pixel = image.pixel(height, width);;
+    for (int height = 0; height < image.height(); height++) {
+        for (int width = 0; width < image.width(); width++) {
+            QRgb pixel = image.pixel(width, height);
             quint32 color;
             quint8 alpha = qAlpha(pixel);
             quint8 red = qRed(pixel);