hor" href="#note"></a></h2>
    <p>Color images are usually represented by 3 channels (possibly 4) in the
 following order: green (1), blue (2), red (3), and possibly alpha (4).</p>
    </div>
    <div class="section level2">
    <h2 id="see-also">See also<a class="anchor" aria-label="anchor" href="#see-also"></a></h2>
    <div class="dont-index"><p><code><a href="split.html">split</a></code>, <code><a href="Image-class.html">Image</a></code></p></div>
    </div>
    <div class="section level2">
    <h2 id=