In the video screen - to see the controls...Go to
Meedio Configuration>Full-time Plug-ins>Video Screen and check 'Show Controls'
If you want a button that changes the aspect ratio of the video..
Edit Plugins\General\VideoScreen\OSD.screen
At the top in the <actions> list add
<action name="switch-display" global="true">
<state name="switch-display" caption="Mode" message="video.switch-display-mode" />
</action>
and further down, search for
<action name="dvd-screen" command="" auto="" />
and replace with
<action name="switch-display" command="" auto="" />
Then save the file, with the same name, into the folder of the theme you are using. Leave the original file as was.