anchor.diff:    --enable-libuavs3d \
     --enable-libvidstab \
     --enable-libvmaf \
  +  --enable-libvo-amrwbenc \
     --enable-libvorbis \
     --enable-libvpx \
     --enable-libwebp \
  
positive.code: ARG AOM_VERSION
  ARG LIBARIBB24_VERSION
  ARG LIBASS_VERSION
  ARG DAV1D_VERSION
  ARG DAVS2_VERSION
  ARG LIBGME_COMMIT
  
negative.code:   jq
  RUN \
    EXPAT_VERSION=$(pkg-config --modversion expat) \
    FREI0R_VERSION=$(pkg-config --modversion frei0r) \
    FFTW_VERSION=$(pkg-config --modversion fftw3) \
    FONTCONFIG_VERSION=$(pkg-config --modversion fontconfig)  \
    FREETYPE_VERSION=$(pkg-config --modversion freetype2)  \
  