1 files changed, 40 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/dlib/default.nix b/nixpkgs/pkgs/development/libraries/dlib/default.nix
new file mode 100644
index 000000000000..ea6d45e5dffc
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/dlib/default.nix
@@ -0,0 +1,40 @@
+{ stdenv, lib, fetchFromGitHub, cmake, pkg-config, libpng, libjpeg
+, guiSupport ? false, libX11
+
+  # see http://dlib.net/compile.html
+, sse4Support ? stdenv.hostPlatform.sse4_1Support
+, avxSupport ? stdenv.hostPlatform.avxSupport
+, cudaSupport ? true
+}:
+
+stdenv.mkDerivation rec {
+  pname = "dlib";
+  version = "19.23";
+
+  src = fetchFromGitHub {
+    owner = "davisking";
+    repo = "dlib";
+    rev ="v${version}";
+    sha256 = "sha256-88vusoLEkjh3WRh/PxPtsVIFk85serRq2VxVcEus3IE=";
+  };
+
+  postPatch = ''
+    rm -rf dlib/external
+  '';
+
+  cmakeFlags = [
+    "-DUSE_DLIB_USE_CUDA=${if cudaSupport then "1" else "0"}"
+    "-DUSE_SSE4_INSTRUCTIONS=${if sse4Support then "yes" else "no"}"
+    "-DUSE_AVX_INSTRUCTIONS=${if avxSupport then "yes" else "no"}" ];
+
+  nativeBuildInputs = [ cmake pkg-config ];
+  buildInputs = [ libpng libjpeg ] ++ lib.optional guiSupport libX11;
+
+  meta = with lib; {
+    description = "A general purpose cross-platform C++ machine learning library";
+    homepage = "http://www.dlib.net";
+    license = licenses.boost;
+    maintainers = with maintainers; [ christopherpoole ma27 ];
+    platforms = platforms.linux;
+  };
+}