installing the library. Then pass @code{--enable-libwavpack} to configure to
enable it.
-Libav can make use of the libxavs library for Xavs encoding.
+ @section libxavs
+
++FFmpeg can make use of the libxavs library for Xavs encoding.
+
+ Go to @url{http://xavs.sf.net/} and follow the instructions for
+ installing the library. Then pass @code{--enable-libxavs} to configure to
+ enable it.
+
@section OpenH264
-Libav can make use of the OpenH264 library for H.264 encoding and decoding.
+FFmpeg can make use of the OpenH264 library for H.264 encoding and decoding.
Go to @url{http://www.openh264.org/} and follow the instructions for
installing the library. Then pass @code{--enable-libopenh264} to configure to