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

<plugin>
  <name>opus</name>
  <description>OPUS plugin library</description>
  <filename>../../ext/opus/.libs/libgstopus.so</filename>
  <basename>libgstopus.so</basename>
  <version>1.11.2.1</version>
  <license>LGPL</license>
  <source>gst-plugins-base</source>
  <package>GStreamer Base Plug-ins git</package>
  <origin>Unknown package origin</origin>
  <elements>
    <element>
      <name>opusdec</name>
      <longname>Opus audio decoder</longname>
      <class>Codec/Decoder/Audio</class>
      <description>decode opus streams to audio</description>
      <author>Vincent Penquerc&apos;h &lt;vincent.penquerch@collabora.co.uk&gt;</author>
      <pads>
        <caps>
          <name>sink</name>
          <direction>sink</direction>
          <presence>always</presence>
          <details>audio/x-opus, channel-mapping-family=(int)0; audio/x-opus, channel-mapping-family=(int)[ 1, 255 ], channels=(int)[ 1, 255 ], stream-count=(int)[ 1, 255 ], coupled-count=(int)[ 0, 255 ]</details>
        </caps>
        <caps>
          <name>src</name>
          <direction>source</direction>
          <presence>always</presence>
          <details>audio/x-raw, format=(string)S16LE, layout=(string)interleaved, rate=(int){ 48000, 24000, 16000, 12000, 8000 }, channels=(int)[ 1, 8 ]</details>
        </caps>
      </pads>
    </element>
    <element>
      <name>opusenc</name>
      <longname>Opus audio encoder</longname>
      <class>Codec/Encoder/Audio</class>
      <description>Encodes audio in Opus format</description>
      <author>Vincent Penquerc&apos;h &lt;vincent.penquerch@collabora.co.uk&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)48000, channels=(int)[ 1, 8 ]; audio/x-raw, format=(string)S16LE, layout=(string)interleaved, rate=(int){ 8000, 12000, 16000, 24000 }, channels=(int)[ 1, 8 ]</details>
        </caps>
        <caps>
          <name>src</name>
          <direction>source</direction>
          <presence>always</presence>
          <details>audio/x-opus</details>
        </caps>
      </pads>
    </element>
  </elements>
</plugin>