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

<plugin>
  <name>fdkaac</name>
  <description>Fraunhofer FDK AAC Codec plugin</description>
  <filename>../../ext/fdkaac/.libs/libgstfdkaac.so</filename>
  <basename>libgstfdkaac.so</basename>
  <version>1.13.90</version>
  <license>LGPL</license>
  <source>gst-plugins-bad</source>
  <package>GStreamer Bad Plug-ins source release</package>
  <origin>Unknown package origin</origin>
  <elements>
    <element>
      <name>fdkaacdec</name>
      <longname>FDK AAC audio decoder</longname>
      <class>Codec/Decoder/Audio</class>
      <description>FDK AAC audio decoder</description>
      <author>Sebastian Dröge &lt;sebastian@centricular.com&gt;</author>
      <pads>
        <caps>
          <name>sink</name>
          <direction>sink</direction>
          <presence>always</presence>
          <details>audio/mpeg, mpegversion=(int)4, stream-format=(string){ adts, adif, raw }</details>
        </caps>
        <caps>
          <name>src</name>
          <direction>source</direction>
          <presence>always</presence>
          <details>audio/x-raw, format=(string)S16LE, layout=(string)interleaved, rate=(int)[ 8000, 96000 ], channels=(int)[ 1, 8 ]</details>
        </caps>
      </pads>
    </element>
    <element>
      <name>fdkaacenc</name>
      <longname>FDK AAC audio encoder</longname>
      <class>Codec/Encoder/Audio</class>
      <description>FDK AAC audio encoder</description>
      <author>Sebastian Dröge &lt;sebastian@centricular.com&gt;</author>
      <pads>
        <caps>
          <name>sink</name>
          <direction>sink</direction>
          <presence>always</presence>
          <details>audio/x-raw, format=(string)S16LE, layout=(string)interleaved, rate=(int){ 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000, 64000, 88200, 96000 }, channels=(int){ 1, 2, 3, 4, 5, 6, 8 }</details>
        </caps>
        <caps>
          <name>src</name>
          <direction>source</direction>
          <presence>always</presence>
          <details>audio/mpeg, mpegversion=(int)4, rate=(int){ 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000, 64000, 88200, 96000 }, channels=(int){ 1, 2, 3, 4, 5, 6, 8 }, stream-format=(string){ adts, adif, raw }, base-profile=(string)lc, framed=(boolean)true</details>
        </caps>
      </pads>
    </element>
  </elements>
</plugin>