essentia_extractor.nix

{ stdenv, fetchurl}:
stdenv.mkDerivation {
  pname = "essentia-extractor";
  src = fetchurl {
    url =
      "ftp://ftp.acousticbrainz.org/pub/acousticbrainz/essentia-extractor-v2.1_beta2-linux-x86_64.tar.gz";
    sha256 = "d9902aadac4f442992877945da2a6fe8d6ea6b0de314ca8ac0c28dc5f253f7d8";
  };

  installPhase = ''
    cp essentia-extractor-v2.1_beta2-linux-x86_64 $out/bin/essentia-extractor
  '';

  meta = with stdenv.lib; {
    homepage = https://acousticbrainz.org/download;
    description = "AcousticBrainz audio feature extractor";
    license = licenses.gpl3Plus;
    maintainers = with maintainers; [ lovesegfault ];
    platforms = [ "x86_64-linux" ];
  };
}