The XML player example in the Roku DVP SDK with URL modified to the URL and port and path of my MythTV web interface.
NOTE: These URLs aren’t ones I really use.
Contents of
/var/www/stream/roku.xml
<categories>
<!-- banner_ad: optional element which displays an at the top level category screen -->
<banner_ad sd_img="http://ragingcomputer.com:80/stream/missing.png" hd_img="http://ragingcomputer.com:80/stream/missing.png"/>
<category title="MythTV" description="MythTV Recordings" sd_img="http://ragingcomputer.com:80/stream/mythimg.png" hd_img="http://ragingcomputer.com:80/stream/mythimg.png">
<categoryLeaf title="MythTV" description="" feed="http://ragingcomputer.com:80/stream/mythtv.xml"/>
</category>
</categories>