an image profile</td>
  </tr>

  <tr>
    <td><a href="command-line-options.html#quality">-quality <var>value</var></a></td>
    <td>JPEG/MIFF/PNG compression level</td>
  </tr>

  <tr>
    <td><a href="command-line-options.html#quantize">-quantize <var>colorspace</var></a></td>
    <td>reduce image colors in this colorspace</td>
  </tr>

  <tr>
    <td><a href="command-line-options.html#quiet">-quiet</a></td>
    <td>suppress all warning messages</td>
  </tr>

  <tr>
    <td><a href="command-line-options.h