lass="parameter"><code><span class="type">int</span> width</code></em>,
                            <em class="parameter"><code><span class="type">int</span> height</code></em>);</pre>
<p>Creates an image surface of the specified format and
dimensions. Initially the surface contents are set to 0.
(Specifically, within each pixel, each color or alpha channel
belonging to format will be 0. The contents of bits within a pixel,
but not belonging to the given format are undefined).</p>
<div class="refsect3">
<a 