Adding optipng, and a basic expression for pdfread.

svn path=/nixpkgs/trunk/; revision=20802

1 files changed, 18 insertions, 0 deletions

diff --git a/pkgs/tools/graphics/optipng/default.nix b/pkgs/tools/graphics/optipng/default.nix
new file mode 100644
index 000000000000..76305a343e6a
--- /dev/null
+++ b/pkgs/tools/graphics/optipng/default.nix
@@ -0,0 +1,18 @@
+{ stdenv, fetchurl }:
+
+# This package comes with its own copy of zlib, libpng and pngxtern
+
+stdenv.mkDerivation rec {
+  name = "optipng-0.6.4";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/optipng/${name}.tar.gz";
+    sha256 = "0ivnm07zlww20i7dba0zk5dyg8f3hlj03j7vazq520r43lmqj01h";
+  };
+
+  meta = {
+    homepage = http://optipng.sourceforge.net/;
+    description = "A PNG optimizer";
+    license = "bsd";
+  };
+}