, optional):
The number of blur passes to apply. <strong>Default is `1`</strong>.
Higher values will <strong>increase blur strength</strong> but require more processing time.</p></li>
</ul>
<p><strong>Returns</strong></p>
<ul class="simple">
<li><p><strong>None</strong> â€“ The function modifies <cite>rgb_array</cite> in place and does not return anything.</p></li>
</ul>
<p><strong>Implementation Details</strong></p>
<ul class="simple">
<li><p>The function applies a <strong>5x5 Gaussian blur<