require 'formula' class Ffmpeg < Formula url 'http://ffmpeg.org/releases/ffmpeg-0.8.5.tar.bz2' homepage 'http://ffmpeg.org/' sha1 'a69d909958b23f8b2509ddda6cdeba2601edf5ff' head 'git://git.videolan.org/ffmpeg.git' fails_with_llvm 'Dies during compilation of motionpixels_tablegen' depends_on 'yasm' => :build depends_on 'x264' => :optional depends_on 'faac' => :optional depends_on 'lame' => :optional depends_on 'theora' => :optional depends_on 'libvorbis' => :optional depends_on 'libogg' => :optional depends_on 'libvpx' => :optional depends_on 'xvid' => :optional def options [ ["--with-tools", "Install additional FFmpeg tools."] ] end def install args = ["--prefix=#{prefix}", "--enable-shared", "--enable-gpl", "--enable-version3", "--enable-nonfree", "--enable-hardcoded-tables", "--cc=#{ENV.cc}"] args << "--enable-libx264" if Formula.factory('x264').installed? args << "--enable-libfaac" if Formula.factory('faac').installed? args << "--enable-libmp3lame" if Formula.factory('lame').installed? args << "--enable-libtheora" if Formula.factory('theora').installed? args << "--enable-libvorbis" if Formula.factory('libvorbis').installed? args << "--enable-libvpx" if Formula.factory('libvpx').installed? args << "--enable-libxvid" if Formula.factory('xvid').installed? # For 32-bit compilation under gcc 4.2, see: # http://trac.macports.org/ticket/20938#comment:22 if MacOS.snow_leopard? and Hardware.is_32_bit? ENV.append_to_cflags "-mdynamic-no-pic" end system "./configure", *args if MacOS.prefer_64_bit? inreplace 'config.mak' do |s| shflags = s.get_make_var 'SHFLAGS' if shflags.gsub!(' -Wl,-read_only_relocs,suppress', '') s.change_make_var! 'SHFLAGS', shflags end end end write_version_file if ARGV.build_head? system "make install" if ARGV.include? "--with-tools" system "make alltools" bin.install Dir['tools/*'].select {|f| File.executable? f} end end # Makefile expects to run in git repo and generate a version number # with 'git describe' command (see version.sh) but Homebrew build # runs in temp copy created via git checkout-index, so 'git describe' # does not work. Work around by writing VERSION file in build directory # to be picked up by version.sh. Note that VERSION file will already # exist in release versions, so this only applies to git HEAD builds. def write_version_file return if File.exists?("VERSION") git_tag = "UNKNOWN" Dir.chdir(cached_download) do ver = `./version.sh`.chomp if not $?.success? or ver == "UNKNOWN" # fall back to git ver = `git describe --tags --match N --always`.chomp if not $?.success? opoo "Could not determine build version from git repository - set to #{git_tag}" else git_tag = "git-#{ver}" end else git_tag = ver end end File.open("VERSION","w") {|f| f.puts git_tag} end end