1 files changed, 31 insertions, 5 deletions

diff --git a/src/3rdparty/phonon/ds9/videorenderer_vmr9.cpp b/src/3rdparty/phonon/ds9/videorenderer_vmr9.cpp
index 545b31e..cf4937b 100644
--- a/src/3rdparty/phonon/ds9/videorenderer_vmr9.cpp
+++ b/src/3rdparty/phonon/ds9/videorenderer_vmr9.cpp
@@ -20,8 +20,11 @@ along with this library.  If not, see <http://www.gnu.org/licenses/>.
 
 #ifndef QT_NO_PHONON_VIDEO
 
-#include <QtGui/QWidget>
+#include <QtWidgets/QWidget>
 #include <QtGui/QPainter>
+#include <QtGui/QGuiApplication>
+#include <QtGui/QBackingStore>
+#include <QtGui/QPlatformNativeInterface>
 
 #include <d3d9.h>
 #include <vmr9.h>
@@ -31,6 +34,26 @@ QT_BEGIN_NAMESPACE
 
 namespace Phonon
 {
+    static inline HWND hwndForWidget(QWidget *widget)
+    {
+        QWindow *window = widget->windowHandle();
+        return static_cast<HWND> (QGuiApplication::platformNativeInterface()->nativeResourceForWindow("handle", window));
+    }
+
+    static inline HDC getDC(const QWidget *widget)
+    {
+        QBackingStore *backingStore = widget->backingStore();
+        QPlatformNativeInterface *nativeInterface = QGuiApplication::platformNativeInterface();
+        return static_cast<HDC>(nativeInterface->nativeResourceForBackingStore("getDC", backingStore));
+    }
+
+    static inline void releaseDC(const QWidget *widget)
+    {
+        QBackingStore *backingStore = widget->backingStore();
+        QPlatformNativeInterface *nativeInterface = QGuiApplication::platformNativeInterface();
+        nativeInterface->nativeResourceForBackingStore("releaseDC", backingStore);
+    }
+
     namespace DS9
     {
         VideoRendererVMR9::~VideoRendererVMR9()
@@ -106,11 +129,15 @@ namespace Phonon
        
         void VideoRendererVMR9::repaintCurrentFrame(QWidget *target, const QRect &rect)
         {
-            HDC hDC = target->getDC();
+            const HDC hDC = getDC(target);
             // repaint the video
             ComPointer<IVMRWindowlessControl9> windowlessControl(m_filter, IID_IVMRWindowlessControl9);
 
-            HRESULT hr = windowlessControl ? windowlessControl->RepaintVideo(target->winId(), hDC) : E_POINTER;
+            HRESULT hr = E_POINTER;
+            if (windowlessControl) {
+                const HWND hwnd = hwndForWidget(target);
+                hr = windowlessControl->RepaintVideo(hwnd, hDC);
+            }
             if (FAILED(hr) || m_dstY > 0 || m_dstX > 0) {
                 const QColor c = target->palette().color(target->backgroundRole());
                 COLORREF color = RGB(c.red(), c.green(), c.blue());
@@ -135,8 +162,7 @@ namespace Phonon
                 ::DeleteObject(hPen);
                 ::DeleteObject(hBrush);
             }
-            target->releaseDC(hDC);
-
+            releaseDC(target);
         }
 
         void VideoRendererVMR9::notifyResize(const QSize &size, Phonon::VideoWidget::AspectRatio aspectRatio,