Xmlmind video does not work anyway!

ws/Docbook/Extensions/Tdata/Video/video.xml

 <?xml version="1.0" encoding="UTF-8"?>
-<chapter version="5.1" xml:id="chapVideo"
-         xmlns="http://docbook.org/ns/docbook"
-         xmlns:xlink="http://www.w3.org/1999/xlink"
-         xmlns:xi="http://www.w3.org/2001/XInclude"
-         xmlns:svg="http://www.w3.org/2000/svg"
-         xmlns:ns="http://docbook.org/ns/transclusion"
-         xmlns:m="http://www.w3.org/1998/Math/MathML"
-         xmlns:html="http://www.w3.org/1999/xhtml"
-         xmlns:db="http://docbook.org/ns/docbook">
+<chapter version="5.1" xml:id="chapVideo" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xi="http://www.w3.org/2001/XInclude" xmlns:svg="http://www.w3.org/2000/svg" xmlns:ns="http://docbook.org/ns/transclusion" xmlns:m="http://www.w3.org/1998/Math/MathML" xmlns:html="http://www.w3.org/1999/xhtml" xmlns:db="http://docbook.org/ns/docbook">
   <title>A sample video</title>
 
   <figure xml:id="figExampleVideo">
@@ -16,9 +8,6 @@
     <mediaobject>
       <videoobject>
         <videodata fileref="Ref/Video/jdbcDriverConfig.webm"/>
-
-        <videodata fileref="../target/profile/Video/Ref/Video/jdbcDriverConfig.webm.mp4"
-                   format="video/mp4"/>
       </videoobject>
     </mediaobject>
   </figure>