doc for mediaplayer sample

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30528 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/tsamples.tex

@@ -341,6 +341,14 @@ The sample also provides some timings for adding/deleting/sorting a lot of
 (several thousands) items into the control.
 
 
+\subsection{Mediaplayer sample}\label{samplemediaplayer}
+
+This sample demonstrates how to use all the features of
+\helpref{wxMediaCtrl}{wxmediactrl} and play various types of sound, video, 
+and other files.
+
+
+It replaces the old dynamic sample.
 
 \subsection{Notebook sample}\label{samplenotebook}