This looks interesting. Could it be possible to execute one link, resulting mediaportal starts playing from a playlist?
LoadModule proxy_module modules/mod_proxy.so
LoadModule proxy_connect_module modules/mod_proxy_connect.so
LoadModule proxy_http_module modules/mod_proxy_http.so
<VirtualHost *:80>
ServerAdmin webmaster@torrentbox
DocumentRoot D:/htdocs/
ServerName torrentbox
ErrorLog logs/torrent_proxy-error_log.txt
TransferLog logs/torrent_proxy-access_log.txt
ProxyPass /torrent http://127.0.0.1:8080/gui
ProxyPass /gui http://127.0.0.1:8080/gui
</VirtualHost>