diff -r dee5afe5301f -r 3f74d0d4af4c src/multimedia/video/qvideosurfaceformat.cpp
--- a/src/multimedia/video/qvideosurfaceformat.cpp	Mon Mar 15 12:43:09 2010 +0200
+++ b/src/multimedia/video/qvideosurfaceformat.cpp	Thu Apr 08 14:19:33 2010 +0300
@@ -136,7 +136,6 @@
     \class QVideoSurfaceFormat
     \brief The QVideoSurfaceFormat class specifies the stream format of a video presentation
     surface.
-    \preliminary
     \since 4.6
 
     A video surface presents a stream of video frames.  The surface's format describes the type of