name=ffmpeg
version=3.4.1

dlextract "http://ffmpeg.org/releases/$name-$version.tar.bz2" \
          'bbf3fcded80c33968c91bf323a744286'
_

cd "$name-$version"

# ffmpeg uses it's own configure script with arguably differing options to the
#   regular GNU autotools configure scripts.
# Not using compile_configure due to that.
./configure --disable-static --enable-shared \
    --prefix="/$dir_prefix" \
    --bindir="/$dir_prefix/$dir_bin" \
    --datadir="/$dir_prefix/$dir_data/$name" \
    --docdir="/$dir_prefix/$dir_doc/$name" \
    --libdir="/$dir_prefix/$dir_lib" \
    --incdir="/$dir_prefix/$dir_include" \
    --mandir="/$dir_prefix/$dir_man" \
    --enable-gpl \
    --enable-version3 \
    $(pkg-config --exists gnutls && echo --enable-gnutls) \
    $(pkg-config --exists vpx && echo --enable-libvpx) \
    $(pkg-config --exists vorbis && echo --enable-libvorbis) \
    $(pkg-config --exists libass && echo --enable-libass)

make
make DESTDIR="$dir_install" install

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