ubuntu_ffmpeg_setup

echo "setting up the environment..."
  sudo apt-get remove ffmpeg x264 libx264-dev
  sudo apt-get update
  sudo apt-get install build-essential checkinstall git libfaac-dev libjack-jackd2-dev \
    libmp3lame-dev libopencore-amrnb-dev libopencore-amrwb-dev libsdl1.2-dev libtheora-dev \
    libva-dev libvdpau-dev libvorbis-dev libx11-dev libxfixes-dev texi2html yasm zlib1g-dev

echo "compiling x264..."
  mkdir -p src
  cd src
  git clone git://git.videolan.org/x264
  cd x264
  ./configure --enable-static
  make
  sudo checkinstall --pkgname=x264 --pkgversion="3:$(./version.sh | \
      awk -F'[" ]' '/POINT/{print $4"+git"$5}')" --backup=no --deldoc=yes \
      --fstrans=no --default

  cd ..

echo "compiling webm"
  sudo apt-get remove libvpx-dev
  git clone http://git.chromium.org/webm/libvpx.git
  cd libvpx
  ./configure
  make
  sudo checkinstall --pkgname=libvpx --pkgversion="1:$(date +%Y%m%d%H%M)-git" --backup=no \
      --deldoc=yes --fstrans=no --default
  cd ..

echo "compiling ffmpeg..."
  git clone --depth 1 git://git.videolan.org/ffmpeg
  cd ffmpeg
  ./configure --enable-gpl --enable-libfaac --enable-libmp3lame --enable-libopencore-amrnb \
      --enable-libopencore-amrwb --enable-libtheora --enable-libvorbis --enable-libx264 \
      --enable-nonfree --enable-postproc --enable-version3 --enable-x11grab  --enable-libvpx
  make
  sudo checkinstall --pkgname=ffmpeg --pkgversion="5:$(date +%Y%m%d%H%M)-git" --backup=no \
    --deldoc=yes --fstrans=no --default
  hash x264 ffmpeg ffplay ffprobe
  cd ..

echo "cleaning up..."
  cd ..
  rm -rf src/