Merge pull request #179345 from 2gn/add-pngloss-package

pngloss: init at unstable-2020-11-25

maintainers/maintainer-list.nix

@@ -97,6 +97,12 @@
     github = "1000teslas";
     githubId = 47207223;
   };
+  _2gn = {
+    name = "Hiram Tanner";
+    email = "101851090+2gn@users.noreply.github.com";
+    github = "2gn";
+    githubId = 101851090;
+  };
   _3699n = {
     email = "nicholas@nvk.pm";
     github = "3699n";

pkgs/tools/graphics/pngloss/default.nix

@@ -0,0 +1,35 @@
+{ lib, stdenv, fetchFromGitHub, pkg-config, libpng, zlib }:
+
+stdenv.mkDerivation rec {
+  pname = "pngloss";
+  version = "unstable-2020-11-25";
+
+  src = fetchFromGitHub {
+    owner = "foobaz";
+    repo = pname;
+    rev = "559f09437e1c797a1eaf08dfdcddd9b082f0e09c";
+    sha256 = "sha256-dqrrzbLu4znyWOlTDIf56O3efxszetiP+CdFiy2PBd4=";
+  };
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [
+    libpng
+    zlib
+  ];
+
+  installPhase = ''
+    runHook preInstall
+
+    install -D ./src/pngloss $out/bin/pngloss
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "Lossy compression of PNG images";
+    homepage = "https://github.com/foobaz/pngloss";
+    license = licenses.mit;
+    platforms = platforms.all;
+    maintainers = with maintainers; [ _2gn ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -9452,6 +9452,8 @@ with pkgs;
 
   p0f = callPackage ../tools/security/p0f { };
 
+  pngloss = callPackage ../tools/graphics/pngloss { };
+
   pngout = callPackage ../tools/graphics/pngout { };
 
   patch = gnupatch;