yle</td>
  </tr>

  <tr>
    <td><a href="command-line-options.html#virtual-pixel">-virtual-pixel <var>method</var></a></td>
    <td>access method for pixels outside the boundaries of the image</td>
  </tr>

  <tr>
    <td><a href="command-line-options.html#wave">-wave <var>geometry</var></a></td>
    <td>alter an image along a sine wave</td>
  </tr>

  <tr>
    <td><a href="command-line-options.html#wavelet">-wavelet-denoise <var>threshold</var></a></td>
    <td>removes noise from the image using a wavelet