Fixed some crash with WMF backend

Change-Id: I721ba049e2ecafff53ee70d5b930fb52c15fbe09 Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
2012-06-21 16:18:05 +10:00
parent 6d301388e1
commit 1b7da9e0ad
6 changed files with 51 additions and 25 deletions
--- a/src/plugins/wmf/player/mfvideorenderercontrol.cpp
+++ b/src/plugins/wmf/player/mfvideorenderercontrol.cpp
@@ -836,6 +836,8 @@ namespace
            QMutexLocker locker(&m_mutex);
            m_pixelFormats.clear();
            clearMediaTypes();
+            if (!m_surface)
+                return;
            QList<QVideoFrame::PixelFormat> formats = m_surface->supportedPixelFormats();
            foreach (QVideoFrame::PixelFormat format, formats) {
                IMFMediaType *mediaType;