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

<plugin>
  <name>gtk</name>
  <description>Gtk+ sink</description>
  <filename>../../ext/gtk/.libs/libgstgtk.so</filename>
  <basename>libgstgtk.so</basename>
  <version>1.12.0</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>gtkglsink</name>
      <longname>Gtk GL Video Sink</longname>
      <class>Sink/Video</class>
      <description>A video sink that renders to a GtkWidget using OpenGL</description>
      <author>Matthew Waters &lt;matthew@centricular.com&gt;</author>
      <pads>
        <caps>
          <name>sink</name>
          <direction>sink</direction>
          <presence>always</presence>
          <details>video/x-raw(memory:GLMemory), format=(string)RGBA, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]; video/x-raw(memory:GLMemory, meta:GstVideoOverlayComposition), format=(string)RGBA, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</details>
        </caps>
      </pads>
    </element>
    <element>
      <name>gtksink</name>
      <longname>Gtk Video Sink</longname>
      <class>Sink/Video</class>
      <description>A video sink that renders to a GtkWidget</description>
      <author>Matthew Waters &lt;matthew@centricular.com&gt;</author>
      <pads>
        <caps>
          <name>sink</name>
          <direction>sink</direction>
          <presence>always</presence>
          <details>video/x-raw, format=(string){ BGRx, BGRA }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</details>
        </caps>
      </pads>
    </element>
  </elements>
</plugin>