nixpkgs/pkgs/applications/misc/audio/sox/default.nix

args: with args;
let inherit (args.composableDerivation) composableDerivation edf; in
composableDerivation {

  initial = {

      name = "sox-14.0.0";

      src = args.fetchurl {
        url = mirror://sourceforge/sox/sox-14.0.0.tar.gz;
        sha256 = "1l7v04nlvb96y0w9crvm6nq8g50yxp3bkv6nb1c205s982inlalc";
      };

      flags =
      # are these options of interest? We'll see
      #--disable-fftw          disable usage of FFTW
      #--enable-debug          enable debugging
      #--disable-cpu-clip      disable tricky cpu specific clipper
      edf { name = "alsa"; enable = { buildInputs = [alsaLib]; }; }
      // edf { name = "libao"; enable = { buildInputs = [libao]; }; }
      // edf { name = "oss"; }
      // edf { name = "sun_audio"; };
      # These options should be autodetected by the configure script
      /*
      --without-sndfile       Don't try to use libsndfile
      --without-ogg           Don't try to use Ogg Vorbis
      --without-flac          Don't try to use FLAC
      --without-ffmpeg        Don't try to use ffmpeg
      --without-mad           Don't try to use MAD (MP3 Audio Decoder)
      --without-lame          Don't try to use LAME (LAME Ain't an MP3 Encoder)
      --without-amr-wb        Don't try to use amr-wb
      --without-amr-nb        Don't try to use amr-nb
      --without-samplerate    Don't try to use libsamplerate (aka Secret Rabbit
                              Code)
      --without-ladspa        Don't try to use LADSPA
      --with-ladspa-path      Default search path for LADSPA plugins
      */


    cfg = {
      ossSupport = false;
      sun_audioSupport = false;
    };


    optionals = [ "libsndfile" "libogg" "flac" "ffmpeg" "libmad" "lame"
                   /* "amr-wb" "amr-nb" */
                  "libsamplerate" /* "ladspa" */ ];


    meta = {
      description = "Sample Rate Converter for audio";
      homepage = http://www.mega-nerd.com/SRC/index.html;
      # you can choose one of the following licenses:
      license = [ "GPL"
                  { url=http://www.mega-nerd.com/SRC/libsamplerate-cul.pdf;
                    name="libsamplerate Commercial Use License";
                  } ];
    };
  };
}