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Python-for-android opencv 3.4.1 Recipe
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import os | |
import sh | |
from pythonforandroid.toolchain import ( | |
NDKRecipe, | |
Recipe, | |
current_directory, | |
info, | |
shprint, | |
) | |
from multiprocessing import cpu_count | |
class OpenCVRecipe(NDKRecipe): | |
version = '3.4.1' | |
url = 'https://github.com/opencv/opencv/archive/{version}.zip' | |
#md5sum = '2ddfa98e867e6611254040df841186dc' | |
depends = ['numpy'] | |
# patches = ['patches/p4a_build-2.4.10.1.patch'] | |
generated_libraries = ['cv2.so'] | |
def prebuild_arch(self, arch): | |
self.apply_patches(arch) | |
def get_recipe_env(self,arch): | |
env = super(OpenCVRecipe, self).get_recipe_env(arch) | |
env['PYTHON_ROOT'] = self.ctx.get_python_install_dir() | |
env['ANDROID_NDK'] = self.ctx.ndk_dir | |
env['ANDROID_SDK'] = self.ctx.sdk_dir | |
env['SITEPACKAGES_PATH'] = self.ctx.get_site_packages_dir() | |
return env | |
def build_arch(self, arch): | |
shprint(sh.mkdir, os.path.join(self.get_build_dir(arch.arch), "build")) | |
with current_directory(os.path.join(self.get_build_dir(arch.arch), "build")): | |
env = self.get_recipe_env(arch) | |
cvsrc = self.get_build_dir(arch.arch) | |
lib_dir = os.path.join(self.ctx.get_python_install_dir(), "lib") | |
shprint(sh.pwd) | |
shprint(sh.cmake, | |
'-DP4A=ON','-DANDROID_ABI={}'.format(arch.arch), | |
'-DCMAKE_TOOLCHAIN_FILE={}/platforms/android/android.toolchain.cmake'.format(cvsrc), | |
'-DPYTHON_INCLUDE_PATH={}/include/python2.7'.format(env['PYTHON_ROOT']), | |
'-DPYTHON_LIBRARY={}/lib/libpython2.7.so'.format(env['PYTHON_ROOT']), | |
'-DPYTHON_NUMPY_INCLUDE_DIR={}/numpy/core/include'.format(env['SITEPACKAGES_PATH']), | |
'-DANDROID_EXECUTABLE={}/tools/android'.format(os.environ['ANDROIDSDK']), | |
'-DBUILD_TESTS=OFF', '-DBUILD_PERF_TESTS=OFF', '-DBUILD_EXAMPLES=OFF', '-DBUILD_ANDROID_EXAMPLES=OFF', | |
'-DPYTHON_PACKAGES_PATH={}'.format(env['SITEPACKAGES_PATH']), | |
'-DANDROID_NATIVE_API_LEVEL=%s' % os.environ['ANDROIDAPI'], | |
'-DANDROID_TOOLCHAIN_NAME=arm-linux-androideabi-4.9', | |
'-DANDROID_NDK=%s' % os.environ['ANDROIDNDK'], | |
cvsrc, | |
_env=env) | |
shprint(sh.make,'-j',str(cpu_count())) | |
shprint(sh.cmake,'-DCOMPONENT=python','-P','./cmake_install.cmake') | |
sh.cp('-a',sh.glob('./lib/{}/lib*.a'.format(arch.arch)),lib_dir) | |
recipe = OpenCVRecipe() |
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