lass="hidden name"><code>img_indices.Rd</code></div>
    </div>

    <div class="ref-description">
    <p>Extract image xyz indices (in voxels or millimeters), with the
option to append the values</p>
    </div>

    <div id="ref-usage">
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">img_indices</span><span class="op">(</span><span class="va">img</span>, mask <span class="op">=</span> <span class="cn">NULL</span>, add_values <span class="op">=</span> <span class="cn">FALS