Merge branch '4.5' into 4.6

Conflicts:
	tests/auto/qimagereader/tst_qimagereader.cpp
	tests/auto/qpainter/tst_qpainter.cpp
	tests/auto/qtwidgets/tst_qtwidgets.cpp

1 files changed, 9 insertions, 5 deletions

diff --git a/src/3rdparty/phonon/gstreamer/mediaobject.cpp b/src/3rdparty/phonon/gstreamer/mediaobject.cpp
index 74fc1b4..13f9734 100644
--- a/src/3rdparty/phonon/gstreamer/mediaobject.cpp
+++ b/src/3rdparty/phonon/gstreamer/mediaobject.cpp
@@ -965,11 +965,15 @@ void MediaObject::getStreamInfo()
     gint64 titleCount;
     GstFormat format = gst_format_get_by_nick("track");
     if (gst_element_query_duration (m_pipeline, &format, &titleCount)) {
-        int oldAvailableTitles = m_availableTitles;
-        m_availableTitles = (int)titleCount;
-        if (m_availableTitles != oldAvailableTitles) {
-            emit availableTitlesChanged(m_availableTitles);
-            m_backend->logMessage(QString("Available titles changed: %0").arg(m_availableTitles), Backend::Info, this);
+        //check if returned format is still "track",
+        //gstreamer sometimes returns the total time, if tracks information is not available.
+        if (qstrcmp(gst_format_get_name(format), "track") == 0)  {
+            int oldAvailableTitles = m_availableTitles;
+            m_availableTitles = (int)titleCount;
+            if (m_availableTitles != oldAvailableTitles) {
+                emit availableTitlesChanged(m_availableTitles);
+                m_backend->logMessage(QString("Available titles changed: %0").arg(m_availableTitles), Backend::Info, this);
+            }
         }
     }