openh246: init at 1.4.0

pkgs/development/libraries/openh264/default.nix

@@ -0,0 +1,22 @@
+{ stdenv, fetchurl, nasm }:
+
+stdenv.mkDerivation rec {
+  name = "openh264-1.4.0";
+
+  src = fetchurl {
+    url = "https://github.com/cisco/openh264/archive/v1.4.0.tar.gz";
+    sha256 = "08haj0xkyjlwbpqdinxk0cmvqw89bx89ly0kqs9lf87fy6ksgfd1";
+  };
+
+  buildInputs = [ nasm ];
+
+  installPhase = ''
+    make PREFIX=$out install
+  '';
+
+  meta = with stdenv.lib; {
+    description = "A codec library which supports H.264 encoding and decoding";
+    homepage = http://www.openh264.org;
+    license = stdenv.licenses.bsd2;
+  };
+}