mirror of
https://github.com/Tencent/ncnn.git
synced 2026-10-16 20:32:33 +08:00
nihui
234 lines
9.2 KiB
Python
234 lines
9.2 KiB
Python
import io
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import os
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import sys
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import time
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import re
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import shutil
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import subprocess
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from setuptools import setup, find_packages, Extension
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from setuptools.command.build_ext import build_ext
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from setuptools.command.install import install
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def find_version():
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with io.open("CMakeLists.txt", encoding="utf8") as f:
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version_file = f.read()
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version_major = re.findall(r"NCNN_VERSION_MAJOR (.+?)", version_file)
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version_minor = re.findall(r"NCNN_VERSION_MINOR (.+?)", version_file)
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if version_major and version_minor:
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ncnn_version = time.strftime("%Y%m%d", time.localtime())
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return version_major[0] + "." + version_minor[0] + "." + ncnn_version
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raise RuntimeError("Unable to find version string.")
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# Parse environment variables
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Vulkan_LIBRARY = os.environ.get("Vulkan_LIBRARY", "")
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CMAKE_TOOLCHAIN_FILE = os.environ.get("CMAKE_TOOLCHAIN_FILE", "")
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PLATFORM = os.environ.get("PLATFORM", "")
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ARCHS = os.environ.get("ARCHS", "")
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DEPLOYMENT_TARGET = os.environ.get("DEPLOYMENT_TARGET", "")
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OpenMP_C_FLAGS = os.environ.get("OpenMP_C_FLAGS", "")
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OpenMP_CXX_FLAGS = os.environ.get("OpenMP_CXX_FLAGS", "")
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OpenMP_C_LIB_NAMES = os.environ.get("OpenMP_C_LIB_NAMES", "")
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OpenMP_CXX_LIB_NAMES = os.environ.get("OpenMP_CXX_LIB_NAMES", "")
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OpenMP_libomp_LIBRARY = os.environ.get("OpenMP_libomp_LIBRARY", "")
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ENABLE_BITCODE = os.environ.get("ENABLE_BITCODE", "")
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ENABLE_ARC = os.environ.get("ENABLE_ARC", "")
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ENABLE_VISIBILITY = os.environ.get("ENABLE_VISIBILITY", "")
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EXTRA_CMAKE_ARGS = os.getenv("EXTRA_CMAKE_ARGS", "").split()
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# Parse variables from command line with setup.py install
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class InstallCommand(install):
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user_options = install.user_options + [
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('vulkan=', None, 'Enable the usage of Vulkan.'),
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]
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def initialize_options(self):
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install.initialize_options(self)
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self.vulkan = None
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def finalize_options(self):
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install.finalize_options(self)
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def run(self):
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install.run(self)
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# Convert distutils Windows platform specifiers to CMake -A arguments
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PLAT_TO_CMAKE = {
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"win32": "Win32",
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"win-amd64": "x64",
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"win-arm32": "ARM",
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"win-arm64": "ARM64",
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}
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# A CMakeExtension needs a sourcedir instead of a file list.
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# The name must be the _single_ output extension from the CMake build.
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# If you need multiple extensions, see scikit-build.
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class CMakeExtension(Extension):
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def __init__(self, name, sourcedir=""):
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Extension.__init__(self, name, sources=[])
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self.sourcedir = os.path.abspath(sourcedir)
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class CMakeBuild(build_ext):
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def build_extension(self, ext):
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extdir = os.path.abspath(os.path.dirname(self.get_ext_fullpath(ext.name)))
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extdir = os.path.join(extdir, "ncnn")
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# required for auto-detection of auxiliary "native" libs
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if not extdir.endswith(os.path.sep):
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extdir += os.path.sep
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cfg = "Debug" if self.debug else "Release"
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# CMake lets you override the generator - we need to check this.
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# Can be set with Conda-Build, for example.
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cmake_generator = os.environ.get("CMAKE_GENERATOR", "")
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# pybind11 v3 defaults to CMake's FindPython, which honors Python_EXECUTABLE
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# (not the legacy PYTHON_EXECUTABLE). Pass both so the right interpreter
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# is picked up regardless of which finder pybind11 ends up using.
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# EXAMPLE_VERSION_INFO shows you how to pass a value into the C++ code
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# from Python.
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cmake_args = [
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"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY={}".format(extdir),
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"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_RELEASE={}".format(extdir),
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"-DPYTHON_EXECUTABLE={}".format(sys.executable),
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"-DPython_EXECUTABLE={}".format(sys.executable),
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"-DPython3_EXECUTABLE={}".format(sys.executable),
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"-DCMAKE_BUILD_TYPE={}".format(cfg), # not used on MSVC, but no harm
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"-DNCNN_PYTHON=ON",
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"-DNCNN_VULKAN=ON",
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"-DNCNN_DISABLE_RTTI=OFF",
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"-DNCNN_DISABLE_EXCEPTION=OFF",
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"-DNCNN_BUILD_BENCHMARK=OFF",
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"-DNCNN_BUILD_EXAMPLES=OFF",
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"-DNCNN_BUILD_TOOLS=OFF",
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]
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if Vulkan_LIBRARY != "":
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cmake_args.append("-DVulkan_LIBRARY=" + Vulkan_LIBRARY)
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if CMAKE_TOOLCHAIN_FILE != "":
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cmake_args.append("-DCMAKE_TOOLCHAIN_FILE=" + CMAKE_TOOLCHAIN_FILE)
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if PLATFORM != "":
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cmake_args.append("-DPLATFORM=" + PLATFORM)
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if ARCHS != "":
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cmake_args.append("-DARCHS=" + ARCHS)
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if DEPLOYMENT_TARGET != "":
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cmake_args.append("-DDEPLOYMENT_TARGET=" + DEPLOYMENT_TARGET)
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if OpenMP_C_FLAGS != "":
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cmake_args.append("-DOpenMP_C_FLAGS=" + OpenMP_C_FLAGS)
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if OpenMP_CXX_FLAGS != "":
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cmake_args.append("-DOpenMP_CXX_FLAGS=" + OpenMP_CXX_FLAGS)
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if OpenMP_C_LIB_NAMES != "":
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cmake_args.append("-DOpenMP_C_LIB_NAMES=" + OpenMP_C_LIB_NAMES)
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if OpenMP_CXX_LIB_NAMES != "":
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cmake_args.append("-DOpenMP_CXX_LIB_NAMES=" + OpenMP_CXX_LIB_NAMES)
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if OpenMP_libomp_LIBRARY != "":
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cmake_args.append("-DOpenMP_libomp_LIBRARY=" + OpenMP_libomp_LIBRARY)
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if ENABLE_BITCODE != "":
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cmake_args.append("-DENABLE_BITCODE=" + ENABLE_BITCODE)
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if ENABLE_ARC != "":
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cmake_args.append("-DENABLE_ARC=" + ENABLE_ARC)
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if ENABLE_VISIBILITY != "":
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cmake_args.append("-DENABLE_VISIBILITY=" + ENABLE_VISIBILITY)
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cmake_args += EXTRA_CMAKE_ARGS
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build_args = []
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if self.compiler.compiler_type == "msvc":
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# Single config generators are handled "normally"
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single_config = any(x in cmake_generator for x in {"NMake", "Ninja"})
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# CMake allows an arch-in-generator style for backward compatibility
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contains_arch = any(x in cmake_generator for x in {"ARM", "Win64"})
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# Specify the arch if using MSVC generator, but only if it doesn't
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# contain a backward-compatibility arch spec already in the
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# generator name.
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if not single_config and not contains_arch:
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cmake_args += ["-A", PLAT_TO_CMAKE[self.plat_name]]
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# Multi-config generators have a different way to specify configs
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if not single_config:
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cmake_args += [
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"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{}={}".format(cfg.upper(), extdir)
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]
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build_args += ["--config", cfg]
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# Set CMAKE_BUILD_PARALLEL_LEVEL to control the parallel build level
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# across all generators.
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if "CMAKE_BUILD_PARALLEL_LEVEL" not in os.environ:
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# self.parallel is a Python 3 only way to set parallel jobs by hand
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# using -j in the build_ext call, not supported by pip or PyPA-build.
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if hasattr(self, "parallel") and self.parallel:
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# CMake 3.12+ only.
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build_args += ["-j{}".format(self.parallel)]
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else:
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# Automatically set parallel jobs based on CPU core count
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cpu_count = os.cpu_count() or 1
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build_args += ["-j{}".format(cpu_count)]
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if not os.path.exists(self.build_temp):
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os.makedirs(self.build_temp)
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subprocess.check_call(
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["cmake", ext.sourcedir] + cmake_args, cwd=self.build_temp
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)
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subprocess.check_call(
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["cmake", "--build", "."] + build_args, cwd=self.build_temp
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)
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if sys.version_info < (3, 0):
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sys.exit("Sorry, Python < 3.0 is not supported")
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requirements = ["numpy", "tqdm", "requests", "portalocker", "opencv-python"]
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setup_requires = []
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if shutil.which("cmake") is None:
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setup_requires += ["cmake>=3.12"]
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if shutil.which("ninja") is None:
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setup_requires += ["ninja; sys_platform != 'win32'"]
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with io.open("README.md", encoding="utf-8") as h:
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long_description = h.read()
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setup(
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name="ncnn",
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version=find_version(),
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author="nihui",
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author_email="nihuini@tencent.com",
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maintainer="caishanli",
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maintainer_email="caishanli25@gmail.com",
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description="ncnn is a high-performance neural network inference framework optimized for the mobile platform",
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long_description=long_description,
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long_description_content_type="text/markdown",
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url="https://github.com/Tencent/ncnn",
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classifiers=[
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"Programming Language :: C++",
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"Programming Language :: Python :: 3",
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"Programming Language :: Python :: 3.6",
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"Programming Language :: Python :: 3.7",
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"Programming Language :: Python :: 3.8",
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"Programming Language :: Python :: 3.9",
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"Programming Language :: Python :: 3.10",
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"Programming Language :: Python :: 3.11",
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"Programming Language :: Python :: 3.12",
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"Programming Language :: Python :: 3.13",
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"Programming Language :: Python :: 3.14",
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"License :: OSI Approved :: BSD License",
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"Operating System :: OS Independent",
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"Topic :: Scientific/Engineering :: Artificial Intelligence",
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],
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license="BSD-3",
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python_requires=">=3.5",
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packages=find_packages("python"),
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package_dir={"": "python"},
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setup_requires=setup_requires,
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install_requires=requirements,
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ext_modules=[CMakeExtension("ncnn")],
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cmdclass={'install': InstallCommand, "build_ext": CMakeBuild},
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)
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