dvdauthor-settings.xml

<dvdauthor>
  <vmgm>
    <menus>
       <video format="ntsc" />
       <audio />
     </menus>
   </vmgm>
   <titleset>
     <titles>
       <pgc>
         <vob file="sample-media-to-mpeg/hellboy-2.vob" />
       </pgc>
     </titles>
   </titleset>
 </dvdauthor>