gstreamer/docs/plugins/inspect/plugin-x265.xml

<plugin>
  <name>x265</name>
  <description>x265-based H265 plugins</description>
  <filename>../../ext/x265/.libs/libgstx265.so</filename>
  <basename>libgstx265.so</basename>
  <version>1.15.2.1</version>
  <license>GPL</license>
  <source>gst-plugins-bad</source>
  <package>GStreamer Bad Plug-ins git</package>
  <origin>Unknown package origin</origin>
  <elements>
    <element>
      <name>x265enc</name>
      <longname>x265enc</longname>
      <class>Codec/Encoder/Video</class>
      <description>H265 Encoder</description>
      <author>Thijs Vermeir &lt;thijs.vermeir@barco.com&gt;</author>
      <pads>
        <caps>
          <name>sink</name>
          <direction>sink</direction>
          <presence>always</presence>
          <details>video/x-raw, format=(string){ I420, Y444, I420_10LE, Y444_10LE }, framerate=(fraction)[ 0/1, 2147483647/1 ], width=(int)[ 4, 2147483647 ], height=(int)[ 4, 2147483647 ]</details>
        </caps>
        <caps>
          <name>src</name>
          <direction>source</direction>
          <presence>always</presence>
          <details>video/x-h265, framerate=(fraction)[ 0/1, 2147483647/1 ], width=(int)[ 4, 2147483647 ], height=(int)[ 4, 2147483647 ], stream-format=(string)byte-stream, alignment=(string)au, profile=(string){ main }</details>
        </caps>
      </pads>
    </element>
  </elements>
</plugin>