Merge branch '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2: (53 commits)
  removed a few warnings on wince builds
  Removed double setting of _WIN32_WINNT
  QTreeView: remove dead code.
  doc: Clarify effect of QFont::NoFontMerging
  Revert "Implement heightForWidth support for QTabWidget and QStackedLayout."
  build fix for S60
  Improve handling of QAction in soft key manager
  Remove useless assert
  qdrawhelper: fix optim in 2245641ba
  QSlider and StyleSheet: fix one pixel error while drawing the SliderAddPage
  accelerate QWindowsPipeWriter for bigger chunks of data
  Fix antialiasing with transformed text in OpenGL2 paint engine
  Fix flattening of largely scaled, thin, dashed beziers.
  Increased the precision used to flatten beziers
  Fix QT_NO_MOVIE
  Fix compile error with QT_NO_ACTION in QtGui
  Fix QT_NO_COMPLETER
  Fix QT_NO_FSCOMPLETER
  Fix QT_NO_FILESYSTEMMODEL
  Build fix
  ...

1 files changed, 45 insertions, 5 deletions

diff --git a/src/3rdparty/phonon/ds9/videowidget.cpp b/src/3rdparty/phonon/ds9/videowidget.cpp
index de7ce5f..09d42a4 100644
--- a/src/3rdparty/phonon/ds9/videowidget.cpp
+++ b/src/3rdparty/phonon/ds9/videowidget.cpp
@@ -24,7 +24,12 @@ along with this library.  If not, see <http://www.gnu.org/licenses/>.
 
 #include "mediaobject.h"
 
+#ifndef Q_OS_WINCE
+#include "videorenderer_evr.h"
 #include "videorenderer_vmr9.h"
+#else
+#include "videorenderer_default.h"
+#endif
 #include "videorenderer_soft.h"
 
 QT_BEGIN_NAMESPACE
@@ -84,7 +89,19 @@ namespace Phonon
             void setCurrentRenderer(AbstractVideoRenderer *renderer)
             {
                 m_currentRenderer = renderer;
-                update();
+                //we disallow repaint on that widget for just a fraction of second
+                //this allows better transition between videos
+                setUpdatesEnabled(false);
+                m_flickerFreeTimer.start(20, this);
+            }
+
+            void timerEvent(QTimerEvent *e)
+            {
+                if (e->timerId() == m_flickerFreeTimer.timerId()) {
+                    m_flickerFreeTimer.stop();
+                    setUpdatesEnabled(true);
+                }
+                QWidget::timerEvent(e);
             }
 
             QSize sizeHint() const
@@ -106,6 +123,8 @@ namespace Phonon
 
             void paintEvent(QPaintEvent *e)
             {
+                if (!updatesEnabled())
+                    return; //this avoids repaint from native events
                 checkCurrentRenderingMode();
                 m_currentRenderer->repaintCurrentFrame(this, e->rect());
             }
@@ -153,13 +172,14 @@ namespace Phonon
                     }
                 } else if (!isEmbedded()) {
                     m_currentRenderer = m_node->switchRendering(m_currentRenderer);
-                    setAttribute(Qt::WA_PaintOnScreen, true);
+                    setAttribute(Qt::WA_PaintOnScreen, false);
                 }
             }
 
             VideoWidget *m_node;
             AbstractVideoRenderer *m_currentRenderer;
             QVariant m_restoreScreenSaverActive;
+            QBasicTimer m_flickerFreeTimer;
         };
 
         VideoWidget::VideoWidget(QWidget *parent)
@@ -203,6 +223,9 @@ namespace Phonon
             if (toNative && m_noNativeRendererSupported)
                 return current; //no switch here
 
+            if (!mediaObject())
+                return current;
+
             //firt we delete the renderer
             //initialization of the widgets
             for(int i = 0; i < FILTER_COUNT; ++i) {
@@ -261,6 +284,7 @@ namespace Phonon
         {
             m_aspectRatio = aspectRatio;
             updateVideoSize();
+            m_widget->update();
         }
 
         Phonon::VideoWidget::ScaleMode VideoWidget::scaleMode() const
@@ -279,6 +303,7 @@ namespace Phonon
         {
             m_scaleMode = scaleMode;
             updateVideoSize();
+            m_widget->update();
         }
 
         void VideoWidget::setBrightness(qreal b)
@@ -332,14 +357,29 @@ namespace Phonon
             int index = graphIndex * 2 + type;
             if (m_renderers[index] == 0 && autoCreate) {
                 AbstractVideoRenderer *renderer = 0;
-				if (type == Native) {
-                    renderer = new VideoRendererVMR9(m_widget);
+                if (type == Native) {
+#ifndef Q_OS_WINCE
+                    renderer = new VideoRendererEVR(m_widget);
+                    if (renderer->getFilter() == 0) {
+                        delete renderer;
+                        //EVR not present, let's try VMR
+                        renderer = new VideoRendererVMR9(m_widget);
+                        if (renderer->getFilter() == 0) {
+                            //instanciating the renderer might fail
+                            m_noNativeRendererSupported = true;
+                            delete renderer;
+                            renderer = 0;
+                        }
+                    }
+#else
+                    renderer = new VideoRendererDefault(m_widget);
                     if (renderer->getFilter() == 0) {
-                        //instanciating the renderer might fail with error VFW_E_DDRAW_CAPS_NOT_SUITABLE (0x80040273)
+                        //instanciating the renderer might fail
                         m_noNativeRendererSupported = true;
                         delete renderer;
                         renderer = 0;
                     }
+#endif
                 }
 
                 if (renderer == 0) {