1 files changed, 42 insertions, 0 deletions
diff --git a/pkgs/applications/audio/pd-plugins/helmholtz/default.nix b/pkgs/applications/audio/pd-plugins/helmholtz/default.nix
new file mode 100644
index 00000000000..edc8aeb6eb0
--- /dev/null
+++ b/pkgs/applications/audio/pd-plugins/helmholtz/default.nix
@@ -0,0 +1,42 @@
+{ stdenv, fetchurl, unzip, puredata }:
+
+stdenv.mkDerivation rec {
+  name = "helmholtz";
+
+  src = fetchurl {
+    url = "http://www.katjaas.nl/helmholtz/helmholtz~.zip";
+    name = "helmholtz.zip";
+    sha256 = "0h1fj7lmvq9j6rmw33rb8k0byxb898bi2xhcwkqalb84avhywgvs";
+  };
+
+  buildInputs = [ unzip puredata ];
+
+  unpackPhase = ''
+    unzip $src
+    mv helmholtz~/src/helmholtz\~.cpp .
+    mv helmholtz~/src/Helmholtz.cpp .
+    mv helmholtz~/src/include/ .
+    mv helmholtz~/src/Makefile .
+    rm -rf helmholtz~/src/
+    rm helmholtz~/helmholtz~.pd_darwin
+    rm helmholtz~/helmholtz~.dll
+    rm -rf __MACOSX
+  '';
+
+  patchPhase = ''
+    sed -i "s@current: pd_darwin@current: pd_linux@g" Makefile
+    sed -i "s@-Wl@@g" Makefile
+  '';
+
+  installPhase = ''
+    cp -r helmholtz~/ $out/
+  '';
+
+  meta = {
+    description = "time domain pitch tracker for Pure Data";
+    homepage = http://www.katjaas.nl/helmholtz/helmholtz.html;
+    license = stdenv.lib.licenses.bsd3;
+    maintainers = [ stdenv.lib.maintainers.magnetophon ];
+    platforms = stdenv.lib.platforms.linux;
+  };
+}