Build FFMPEG with X264

build-ffmpeg-with-x264.sh

    #!/bin/sh
    #
    # Blog post:
    #
    #  - https://www.roxlu.com/2019/061/compiling-ffmpeg-with-x264-on-windows-10-using-msvc
    #
    # From:
    #  - https://gist.github.com/roxlu/e75a4db2cb2c40c9f6c897c38e7f053a
    #
    # References:
    # 
    #  - https://gist.github.com/RangelReale/3e6392289d8ba1a52b6e70cdd7e10282
    #  - https://feru007.blogspot.com/?view=classic
    #
    d=${PWD}
    source_dir=${d}/sources
    build_dir=${d}/build
    install_dir=${d}/installed
    
    if [ ! -d ${source_dir} ] ; then
        mkdir ${source_dir}
    fi
    
    if [ ! -d ${build_dir} ] ; then
        mkdir ${build_dir}
    fi
    
    # Download sources
    # ---------------------------------------------------
    cd ${source_dir}
    if [ ! -d ffmpeg ] ; then
        git clone --depth 1 git://source.ffmpeg.org/ffmpeg.git
    fi
    
    if [ ! -d x264 ] ; then
        git clone https://code.videolan.org/videolan/x264.git
    fi
    
    # Build dependencies
    # ---------------------------------------------------
    cd ${build_dir}
    if [ ! -d x264 ] ; then
        mkdir ${build_dir}/x264
        cd x264
        
        # make sure msys2 is recognized
        curl "http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD" > config.guess
        sed -i 's/host_os = mingw/host_os = msys/' configure

        CC=cl ${source_dir}/x264/configure --prefix=${install_dir} --enable-shared
        make -j 8
        make install
    
        mv ${install_dir}/lib/libx264.dll.lib ${install_dir}/lib/libx264.lib
    fi
    
    # Build FFMPEG
    # ---------------------------------------------------
    cd ${build_dir}
    if [ ! -d ffmpeg ] ; then
    
        export CC=cl
        
        mkdir ${build_dir}/ffmpeg
        cd ffmpeg
        
        ${source_dir}/ffmpeg/configure \
                     --prefix=${install_dir} \
                     --toolchain=msvc \
                     --arch=x86_64 \
                     --enable-yasm  \
                     --enable-asm \
                     --enable-shared \
                     --disable-static \
                     --disable-programs \
                     --enable-avresample \
                     --enable-libx264 \
                     --enable-gpl \
                     --extra-ldflags="-LIBPATH:${install_dir}/lib/" \
                     --extra-cflags="-I${install_dir}/include/"
        make V=1 -j 8
        make install
    fi