utput device.
</p>
</dd>
<dt>&lsquo;<samp>icon_title</samp>&rsquo;</dt>
<dd><p>Set the name of the iconified SDL window, if not specified it is set
to the same value of <var>window_title</var>.
</p>
</dd>
<dt>&lsquo;<samp>window_size</samp>&rsquo;</dt>
<dd><p>Set the SDL window size, can be a string of the form
<var>width</var>x<var>height</var> or a video size abbreviation.
If not specified it defaults to the size of the input video,
downscaled according to the aspect ratio.
</p>
</dd>
<dt>&lsquo;<samp>win