anchor.diff:          make && \
           make install && \
           rm -rf ${DIR}
  -### fdk-aac https://github.com/mstorsjo/fdk-aac
  -RUN \
  -        DIR=/tmp/fdk-aac && \
  -        mkdir -p ${DIR} && \
  -        cd ${DIR} && \
  -        curl -sL https://github.com/mstorsjo/fdk-aac/archive/v${FDKAAC_VERSION}.tar.gz | \
  -        tar -zx --strip-components=1 && \
  -        autoreconf -fiv && \
  -        ./configure --prefix="${PREFIX}" --enable-shared --datadir="${DIR}" && \
  -        make && \
  -        make install && \
  -        rm -rf ${DIR}
   ## openjpeg https://github.com/uclouvain/openjpeg
   RUN \
           DIR=/tmp/openjpeg && \
  
positive.code:         rm -rf ${DIR}
  
  # soxr
  RUN git clone https://git.code.sf.net/p/soxr/code soxr --branch master --single-branch \
      && cd soxr \
      && mkdir build \
      && cd build \
      && cmake -Wno-dev -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX="${PREFIX}" -DBUILD_SHARED_LIBS=OFF .. \
      && make \
      && make install \
      && make clean
  
  ## Build ffmpeg https://ffmpeg.org/
  RUN  \
  
negative.code:         make clean && \
          make && \
          make install && \
          make distclean && \
          hash -r && \
          cd tools && \
  