into a single multi-image file</td>
  </tr>

  <tr>
    <td><a href="command-line-options.html#affine">-affine <var>matrix</var></a></td>
    <td>affine transform matrix</td>
  </tr>

  <tr>
    <td><a href="command-line-options.html#alpha">-alpha</a></td>
    <td>on, activate, off, deactivate, set, opaque, copy",
transparent, extract, background, or shape the alpha channel</td>
  </tr>

  <tr>
    <td><a href="command-line-options.html#annotate">-annotate <var>geometry text</var></a></td>
    <td>annotate 