anchor.diff:  
   # Build ffmpeg.
   
  -RUN cd /usr/local/src/ffmpeg; ./configure --extra-libs="-ldl" --enable-gpl --enable-libass --enable-libfdk-aac --enable-libmp3lame --enable-libopus --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree; make -j 4; make install; make distclean; hash -r
  +RUN cd /usr/local/src/ffmpeg; ./configure --extra-libs="-ldl" --enable-gpl --enable-libass --enable-libfdk-aac --enable-libmp3lame --enable-libopus --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-nonfree; make -j 4; make install; make distclean; hash -r
  
positive.code: # Build libx264
  
  RUN cd /usr/local/src/x264; ./configure --enable-static; make -j 4; make install; make distclean
  
  # Build libfdk-aac
  
  
negative.code: 
  MAINTAINER Joshua Gardner mellowcellofellow@gmail.com
  
  # Set Locale
  
  RUN locale-gen en_US.UTF-8  
  ENV LANG en_US.UTF-8  
  ENV LANGUAGE en_US:en  
  ENV LC_ALL en_US.UTF-8
  
  # Enable Universe and Multiverse and install dependencies.
  
  RUN echo deb http://archive.ubuntu.com/ubuntu precise universe multiverse >> /etc/apt/sources.list; apt-get update; apt-get -y install autoconf automake build-essential git mercurial cmake libass-dev libgpac-dev libtheora-dev libtool libvdpau-dev libvorbis-dev pkg-config texi2html zlib1g-dev libmp3lame-dev wget yasm; apt-get clean
  
  # Fetch Sources
  
  RUN cd /usr/local/src; git clone --depth 1 git://git.videolan.org/x264.git
  RUN cd /usr/local/src; hg clone https://bitbucket.org/multicoreware/x265
  RUN cd /usr/local/src; git clone --depth 1 git://github.com/mstorsjo/fdk-aac.git
  RUN cd /usr/local/src; git clone --depth 1 https://chromium.googlesource.com/webm/libvpx
  RUN cd /usr/local/src; git clone --depth 1 git://source.ffmpeg.org/ffmpeg
  