mediatomb: bugfix for recent libav/ffmpeg

See https://bugs.launchpad.net/ubuntu/+source/mediatomb/+bug/784431 for details.

Closes Homebrew/homebrew#9016.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

Formula/mediatomb.rb

@@ -1,10 +1,17 @@
 require 'formula'
 
 class Mediatomb < Formula
-  url 'http://downloads.sourceforge.net/mediatomb/mediatomb-0.12.1.tar.gz'
   homepage 'http://mediatomb.cc'
+  url 'http://downloads.sourceforge.net/mediatomb/mediatomb-0.12.1.tar.gz'
   md5 'e927dd5dc52d3cfcebd8ca1af6f0d3c2'
 
+  # This is for libav 0.7 support. See:
+  # https://bugs.launchpad.net/ubuntu/+source/mediatomb/+bug/784431
+  # http://sourceforge.net/tracker/?func=detail&aid=3291062&group_id=129766&atid=715780
+  def patches
+    "https://launchpadlibrarian.net/71985647/libav_0.7_support.patch"
+  end
+
   def install
     system "./configure", "--disable-dependency-tracking",
                           "--prefix=#{prefix}"