2 files changed, 8 insertions, 0 deletions
diff --git a/src/gui/kernel/qapplication_x11.cpp b/src/gui/kernel/qapplication_x11.cpp
index ef8e2b8..408e9ac 100644
--- a/src/gui/kernel/qapplication_x11.cpp
+++ b/src/gui/kernel/qapplication_x11.cpp
@@ -1896,6 +1896,12 @@ void qt_init(QApplicationPrivate *priv, int,
         X11->defaultScreen = DefaultScreen(X11->display);
         X11->screenCount = ScreenCount(X11->display);
 
+        int formatCount = 0;
+        XPixmapFormatValues *values = XListPixmapFormats(X11->display, &formatCount);
+        for (int i = 0; i < formatCount; ++i)
+            X11->bppForDepth[values[i].depth] = values[i].bits_per_pixel;
+        XFree(values);
+
         X11->screens = new QX11InfoData[X11->screenCount];
         X11->argbVisuals = new Visual *[X11->screenCount];
         X11->argbColormaps = new Colormap[X11->screenCount];
diff --git a/src/gui/kernel/qt_x11_p.h b/src/gui/kernel/qt_x11_p.h
index 72acaf3..fe4a631 100644
--- a/src/gui/kernel/qt_x11_p.h
+++ b/src/gui/kernel/qt_x11_p.h
@@ -54,6 +54,7 @@
 //
 
 #include "QtGui/qwindowdefs.h"
+#include "QtCore/qhash.h"
 #include "QtCore/qlist.h"
 #include "QtCore/qvariant.h"
 
@@ -467,6 +468,7 @@ struct QX11Data
     Colormap *argbColormaps;
     int screenCount;
     int defaultScreen;
+    QHash<int, int> bppForDepth;
 
     Time time;
     Time userTime;