python311Packages.pylibjpeg-openjpeg: init at 2.3.0

pkgs/development/python-modules/highdicom/default.nix

@@ -10,6 +10,7 @@
   pydicom,
   pylibjpeg,
   pylibjpeg-libjpeg,
+  pylibjpeg-openjpeg,
 }:
 
 let
@@ -45,7 +46,7 @@ buildPythonPackage rec {
     libjpeg = [
       pylibjpeg
       pylibjpeg-libjpeg
-      #pylibjpeg-openjpeg  # not in nixpkgs yet
+      #pylibjpeg-openjpeg  # broken on aarch64-linux
     ];
   };
 

pkgs/development/python-modules/pylibjpeg-openjpeg/default.nix

@@ -0,0 +1,76 @@
+{
+  stdenv,
+  lib,
+  buildPythonPackage,
+  pythonOlder,
+  fetchFromGitHub,
+  cmake,
+  cython,
+  poetry-core,
+  setuptools,
+  numpy,
+  openjpeg,
+  pytestCheckHook,
+  pydicom,
+  pylibjpeg,
+  pylibjpeg-data,
+}:
+
+buildPythonPackage rec {
+  pname = "pylibjpeg-openjpeg";
+  version = "2.3.0";
+  pyproject = true;
+
+  disabled = pythonOlder "3.8";
+
+  src = fetchFromGitHub {
+    owner = "pydicom";
+    repo = "pylibjpeg-openjpeg";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-cCDnARElNn+uY+HQ39OnGJRz2vTz0I8s0Oe+qGvqM1o=";
+  };
+
+  # don't use vendored openjpeg submodule:
+  # (note build writes into openjpeg source dir, so we have to make it writable)
+  postPatch = ''
+    rmdir lib/openjpeg
+    cp -r ${openjpeg.src} lib/openjpeg
+    chmod +rwX -R lib/openjpeg
+  '';
+
+  dontUseCmakeConfigure = true;
+
+  build-system = [
+    cmake
+    cython
+    poetry-core
+    setuptools
+  ];
+
+  dependencies = [ numpy ];
+
+  nativeCheckInputs = [
+    pytestCheckHook
+    pydicom
+    pylibjpeg-data
+    pylibjpeg
+  ];
+  disabledTestPaths = [
+    # ignore a few Python test files (e.g. performance tests) in openjpeg itself:
+    "lib/openjpeg"
+  ];
+
+  pytestFlagsArray = [ "openjpeg/tests" ];
+
+  pythonImportsCheck = [ "openjpeg" ];
+
+  meta = {
+    description = "A J2K and JP2 plugin for pylibjpeg";
+    homepage = "https://github.com/pydicom/pylibjpeg-openjpeg";
+    license = [ lib.licenses.mit ];
+    maintainers = with lib.maintainers; [ bcdarwin ];
+    # x86-linux: test_encode.py::TestEncodeBuffer failures
+    # darwin: numerous test failures, seemingly due to issues setting up test data
+    broken = (stdenv.isAarch64 && stdenv.isLinux) || stdenv.isDarwin;
+  };
+}

pkgs/top-level/python-packages.nix

@@ -11393,6 +11393,8 @@ self: super: with self; {
 
   pylibjpeg-libjpeg = callPackage ../development/python-modules/pylibjpeg-libjpeg { };
 
+  pylibjpeg-openjpeg = callPackage ../development/python-modules/pylibjpeg-openjpeg { };
+
   pyliblo = callPackage ../development/python-modules/pyliblo { };
 
   pylibmc = callPackage ../development/python-modules/pylibmc { };