gstreamer/docs/plugins/inspect/plugin-level.xml

<plugin>
  <name>level</name>
  <description>Audio level plugin</description>
  <filename>../../gst/level/.libs/libgstlevel.so</filename>
  <basename>libgstlevel.so</basename>
  <version>0.10.2.1</version>
  <license>LGPL</license>
  <source>gst-plugins-good</source>
  <package>GStreamer Good Plug-ins CVS/prerelease</package>
  <origin>Unknown package origin</origin>
  <elements>
    <element>
      <name>level</name>
      <longname>Level</longname>
      <class>Filter/Analyzer/Audio</class>
      <description>RMS/Peak/Decaying Peak Level messager for audio/raw</description>
      <author>Thomas Vander Stichele &lt;thomas at apestaart dot org&gt;</author>
    </element>
  </elements>
</plugin>