ar></a></td>
    <td>write images to this path on disk</td>
  </tr>

  <tr>
    <td><a href="command-line-options.html#paint">-paint <var>radius</var></a></td>
    <td>simulate an oil painting</td>
  </tr>

  <tr>
    <td><a href="command-line-options.html#perceptible">-perceptible</a></td>
    <td>set each pixel whose value is less than |<var>epsilon</var>| to <var>-epsilon</var> or <var>epsilon</var> (whichever is closer) otherwise the pixel value remains unchanged.</td>
  </tr>

  <tr>
    <td><a href="c