add simplejpeg

recipes/simplejpeg/recipe.yaml

@@ -0,0 +1,59 @@
+context:
+  version: "1.8.2"
+
+package:
+  name: simplejpeg
+  version: ${{ version }}
+
+source:
+  url: https://pypi.org/packages/source/s/simplejpeg/simplejpeg-${{ version }}.tar.gz
+  sha256: b06e253a896c7fc4f257e11baf96d783817cea41360d0962a70c2743ba57bc30
+
+build:
+  script:
+    - if: unix
+      then: |
+        cp ${RECIPE_DIR}/setup.py .
+        python -m pip install . -vv
+    - if: win
+      then: |
+        copy %RECIPE_DIR%\setup.py .
+        python -m pip install . -vv
+  number: 0
+
+requirements:
+  build:
+    - ${{ compiler('c') }}
+    # Unclear why CXX is needed for a C extension but simplejpeg wants it
+    - ${{ compiler('cxx') }}
+    - ${{ stdlib('c') }}
+    - cmake
+    - if: unix
+      then: make
+  host:
+    - python
+    - cython
+    - pip
+    - numpy
+    - setuptools >=74.1.1
+    - libjpeg-turbo
+  run:
+    - python
+    - numpy >=1.19.3
+
+tests:
+  - python:
+      imports:
+        - simplejpeg
+      pip_check: true
+
+about:
+  homepage: https://github.com/jfolz/simplejpeg
+  summary: simplejpeg is a simple package based on recent versions of libturbojpeg for fast JPEG encoding and decoding.
+  license: MIT
+  license_file: LICENSE
+  repository: https://github.com/jfolz/simplejpeg
+
+extra:
+  recipe-maintainers:
+    - carlodri

recipes/simplejpeg/setup.py

@@ -0,0 +1,119 @@
+# hmaarrfk -- 2025/07
+# I basically took mostof the setup.py file and deleted much of it since it was
+# related to downloading libjpeg-turbo and building it.
+# By using conda-forge's libjpeg-turbo, we can avoid that complexity.
+# The patch was so extensive that I just wanted to start fresh.
+import os
+import os.path as pt
+import re
+import platform
+import sys
+
+import numpy as np
+
+from setuptools import setup
+from setuptools import find_packages
+from setuptools import Extension
+
+# don't require Cython for building
+try:
+    from Cython.Build import cythonize
+    HAVE_CYTHON = True
+except ImportError:
+    def cythonize(*_, **__):
+        pass
+    HAVE_CYTHON = False
+
+PACKAGE_DIR = pt.abspath(pt.dirname(__file__))
+OS = platform.system().lower()
+NPY_API_VERSION = 'NPY_1_19_API_VERSION'
+
+def make_jpeg_module():
+    include_dirs = [
+        np.get_include(),
+        pt.join(PACKAGE_DIR, 'simplejpeg'),
+    ]
+    cython_files = [pt.join('simplejpeg', '_jpeg.pyx')]
+    for cython_file in cython_files:
+        if pt.exists(cython_file):
+            cythonize(cython_file)
+    sources = [
+        pt.join('simplejpeg', '_jpeg.c'),
+        pt.join('simplejpeg', '_color.c')
+    ]
+    extra_link_args = []
+    extra_compile_args = []
+    macros = [
+        ('NPY_NO_DEPRECATED_API', NPY_API_VERSION),
+        ('NPY_TARGET_VERSION', NPY_API_VERSION),
+    ]
+    if OS == 'linux':
+        extra_link_args.extend([
+            '-Wl,'  # following are linker options
+            '--strip-all,'  # Remove all symbols
+            '--exclude-libs,ALL,'  # Do not export symbols
+            '--gc-sections'  # Remove unused sections
+        ])
+        extra_compile_args.extend([
+            '-flto',  # enable LTO
+        ])
+    return Extension(
+        'simplejpeg._jpeg',
+        sources,
+        language='C',
+        include_dirs=include_dirs,
+        libraries=['turbojpeg'],
+        extra_link_args=extra_link_args,
+        extra_compile_args=extra_compile_args,
+        define_macros=macros,
+    )
+
+
+# define extensions
+ext_modules = [make_jpeg_module()]
+
+
+def read(*names):
+    with open(pt.join(PACKAGE_DIR, *names), encoding='utf8') as f:
+        return f.read()
+
+
+# pip's single-source version method as described here:
+# https://python-packaging-user-guide.readthedocs.io/single_source_version/
+def find_version(*file_paths):
+    version_file = read(*file_paths)
+    version_match = re.search(r'^__version__ = [\'"]([^\'"]*)[\'"]',
+                              version_file, re.M)
+    if version_match:
+        return version_match.group(1)
+    raise RuntimeError('Unable to find version string.')
+
+
+def find_package_data(packages, patterns):
+    package_data = {
+        package: patterns
+        for package in packages
+    }
+    return package_data
+
+
+packages = find_packages(
+    include=['simplejpeg', 'simplejpeg.*'],
+)
+
+include_package_data = find_package_data(packages, ('*.pyi',))
+exclude_package_data = find_package_data(packages, ('*.h', '*.c', '*.pyx'))
+
+with open(pt.join(PACKAGE_DIR, 'requirements.txt')) as fp:
+    dependencies = [line.strip(' \n') for line in fp]
+
+setup(
+    name='simplejpeg',
+    version=find_version('simplejpeg', '__init__.py'),
+    packages=packages,
+    package_data=include_package_data,
+    exclude_package_data=exclude_package_data,
+    install_requires=dependencies,
+    ext_modules=ext_modules,
+    zip_safe=False,
+)