m>p</em></span>. In practice, this is not a problem, as large
      <span class="emphasis"><em>p</em></span> corresponds to less powerful denoising, but keep it
      in mind.
    </p>
<p>
      In addition, the <code class="computeroutput"><span class="special">-</span><span class="identifier">ffast</span><span class="special">-</span><span class="identifier">math</span></code> flag
      has a very large effect on the speed of these functions. In our benchmarks,
      they were 50% faster with the flag en