Changed video widget native paint mode to zero-fill native window

Certain S60 video stacks require the screen region in which video
will be rendered to be painted with a zero brush (opaque black for
EColor16MU displays; transparent black for EColor16MA / EColor16MAP).

Task-number: QTBUG-5467
Reviewed-by: Jason Barron

2 files changed, 2 insertions, 7 deletions

diff --git a/src/3rdparty/phonon/mmf/objectdump_symbian.cpp b/src/3rdparty/phonon/mmf/objectdump_symbian.cpp
index 2efebdb..edad537 100644
--- a/src/3rdparty/phonon/mmf/objectdump_symbian.cpp
+++ b/src/3rdparty/phonon/mmf/objectdump_symbian.cpp
@@ -46,7 +46,7 @@ QList<QByteArray> QAnnotatorWidget::annotation(const QObject& object)
 
             stream << "widget (Symbian): ";
             stream << "activated " << extra->activated << ' ';
-            stream << "disableBlit " << extra->disableBlit << ' ';
+            stream << "nativePaintMode " << extra->nativePaintMode << ' ';
 
             stream.flush();
             result.append(array);
diff --git a/src/3rdparty/phonon/mmf/videooutput.cpp b/src/3rdparty/phonon/mmf/videooutput.cpp
index ddf30de..f16f332 100644
--- a/src/3rdparty/phonon/mmf/videooutput.cpp
+++ b/src/3rdparty/phonon/mmf/videooutput.cpp
@@ -72,12 +72,7 @@ MMF::VideoOutput::VideoOutput
     setAttribute(Qt::WA_NoSystemBackground, true);
     setAutoFillBackground(false);
 
-    // Causes QSymbianControl::Draw not to BitBlt this widget's region of the
-    // backing store.  Since the backing store is (by default) a 16MU bitmap,
-    // blitting it results in this widget's screen region in the final
-    // framebuffer having opaque alpha values.  This in turn causes the video
-    // to be invisible when running on the target device.
-    qt_widget_private(this)->extraData()->disableBlit = true;
+    qt_widget_private(this)->extraData()->nativePaintMode = QWExtra::ZeroFill;
 
     getVideoWindowRect();
     registerForAncestorMoved();