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make.py
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make.py
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#!/usr/bin/python
import os, sys, re, json, shutil
import argparse
from subprocess import Popen, PIPE, STDOUT
# parse the command-line options
parser = argparse.ArgumentParser()
parser.add_argument( "--wasm", action="store_true", help="Create a .wasm file (WebAssembly format, experimental) instead of asm.js format." )
clArguments = parser.parse_args()
# Startup
exec(open(os.path.expanduser('~/.emscripten'), 'r').read())
try:
EMSCRIPTEN_ROOT
except:
print "ERROR: Missing EMSCRIPTEN_ROOT (which should be equal to emscripten's root dir) in ~/.emscripten"
sys.exit(1)
#Popen('source ' + emenv)
sys.path.append(EMSCRIPTEN_ROOT)
import tools.shared as emscripten
# Settings
'''
Settings.INLINING_LIMIT = 0
Settings.DOUBLE_MODE = 0
Settings.PRECISE_I64_MATH = 0
Settings.CORRECT_SIGNS = 0
Settings.CORRECT_OVERFLOWS = 0
Settings.CORRECT_ROUNDINGS = 0
'''
#TODO No Filesystem
#emcc_args = sys.argv[1:] or '-O3 --llvm-lto 1 -s NO_EXIT_RUNTIME=1 -s ASSERTIOSN=1 -s AGGRESSIVE_VARIABLE_ELIMINATION=1 -s NO_DYNAMIC_EXECUTION=0 --memory-init-file 0 -s NO_FILESYSTEM#=1 -s NO_BROWSER=1'.split(' ')
# TODO: -msse2, SIMD.js is complaint with SSE2
emcc_args = '-O3 --llvm-lto 1 -s ASSERTIONS=0 -s AGGRESSIVE_VARIABLE_ELIMINATION=0 -s NO_DYNAMIC_EXECUTION=0 --memory-init-file 0 -s NO_FILESYSTEM=0'.split(' ')
print
print '--------------------------------------------------'
print 'Building opencv.js, build type:', emcc_args
print '--------------------------------------------------'
print
stage_counter = 0
def stage(text):
global stage_counter
stage_counter += 1
text = 'Stage %d: %s' % (stage_counter, text)
print
print '=' * len(text)
print text
print '=' * len(text)
print
# Main
try:
this_dir = os.getcwd()
os.chdir('opencv')
if not os.path.exists('build'):
os.makedirs('build')
os.chdir('build')
stage('OpenCV Configuration')
configuration = ['cmake',
'-DCMAKE_BUILD_TYPE=RELEASE',
'-DBUILD_DOCS=OFF',
'-DBUILD_EXAMPLES=OFF',
'-DBUILD_PACKAGE=OFF',
'-DBUILD_WITH_DEBUG_INFO=OFF',
'-DBUILD_opencv_bioinspired=OFF',
'-DBUILD_opencv_calib3d=OFF',
'-DBUILD_opencv_cuda=OFF',
'-DBUILD_opencv_cudaarithm=OFF',
'-DBUILD_opencv_cudabgsegm=OFF',
'-DBUILD_opencv_cudacodec=OFF',
'-DBUILD_opencv_cudafeatures2d=OFF',
'-DBUILD_opencv_cudafilters=OFF',
'-DBUILD_opencv_cudaimgproc=OFF',
'-DBUILD_opencv_cudaoptflow=OFF',
'-DBUILD_opencv_cudastereo=OFF',
'-DBUILD_opencv_cudawarping=OFF',
'-DBUILD_opencv_gpu=OFF',
'-DBUILD_opencv_gpuarithm=OFF',
'-DBUILD_opencv_gpubgsegm=OFF',
'-DBUILD_opencv_gpucodec=OFF',
'-DBUILD_opencv_gpufeatures2d=OFF',
'-DBUILD_opencv_gpufilters=OFF',
'-DBUILD_opencv_gpuimgproc=OFF',
'-DBUILD_opencv_gpuoptflow=OFF',
'-DBUILD_opencv_gpustereo=OFF',
'-DBUILD_opencv_gpuwarping=OFF',
'-BUILD_opencv_hal=OFF',
'-DBUILD_opencv_highgui=ON',
'-DBUILD_opencv_java=OFF',
'-DBUILD_opencv_legacy=OFF',
'-DBUILD_opencv_ml=ON',
'-DBUILD_opencv_nonfree=OFF',
'-DBUILD_opencv_optim=OFF',
'-DBUILD_opencv_photo=ON',
'-DBUILD_opencv_shape=ON',
'-DBUILD_opencv_objdetect=ON',
'-DBUILD_opencv_softcascade=ON',
'-DBUILD_opencv_stitching=OFF',
'-DBUILD_opencv_superres=OFF',
'-DBUILD_opencv_ts=OFF',
'-DBUILD_opencv_videostab=OFF',
'-DENABLE_PRECOMPILED_HEADERS=OFF',
'-DWITH_1394=OFF',
'-DWITH_CUDA=OFF',
'-DWITH_CUFFT=OFF',
'-DWITH_EIGEN=OFF',
'-DWITH_FFMPEG=OFF',
'-DWITH_GIGEAPI=OFF',
'-DWITH_GSTREAMER=OFF',
'-DWITH_GTK=OFF',
'-DWITH_JASPER=OFF',
'-DWITH_JPEG=ON',
'-DWITH_OPENCL=OFF',
'-DWITH_OPENCLAMDBLAS=OFF',
'-DWITH_OPENCLAMDFFT=OFF',
'-DWITH_OPENEXR=OFF',
'-DWITH_PNG=ON',
'-DWITH_PVAPI=OFF',
'-DWITH_TIFF=OFF',
'-DWITH_LIBV4L=OFF',
'-DWITH_WEBP=OFF',
'-DWITH_PTHREADS_PF=OFF',
'-DBUILD_opencv_apps=OFF',
'-DBUILD_PERF_TESTS=OFF',
'-DBUILD_TESTS=OFF',
'-DBUILD_SHARED_LIBS=OFF',
'-DWITH_IPP=OFF',
'-DENABLE_SSE=OFF',
'-DENABLE_SSE2=OFF',
'-DENABLE_SSE3=OFF',
'-DENABLE_SSE41=OFF',
'-DENABLE_SSE42=OFF',
'-DENABLE_AVX=OFF',
'-DENABLE_AVX2=OFF',
'-DCMAKE_CXX_FLAGS=%s' % ' '.join(emcc_args),
'-DCMAKE_EXE_LINKER_FLAGS=%s' % ' '.join(emcc_args),
'-DCMAKE_CXX_FLAGS_DEBUG=%s' % ' '.join(emcc_args),
'-DCMAKE_CXX_FLAGS_RELWITHDEBINFO=%s' % ' '.join(emcc_args),
'-DCMAKE_C_FLAGS_RELWITHDEBINFO=%s' % ' '.join(emcc_args),
'-DCMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO=%s' % ' '.join(emcc_args),
'-DCMAKE_MODULE_LINKER_FLAGS_RELEASE=%s' % ' '.join(emcc_args),
'-DCMAKE_MODULE_LINKER_FLAGS_DEBUG=%s' % ' '.join(emcc_args),
'-DCMAKE_MODULE_LINKER_FLAGS_RELWITHDEBINFO=%s' % ' '.join(emcc_args),
'-DCMAKE_SHARED_LINKER_FLAGS_RELEASE=%s' % ' '.join(emcc_args),
'-DCMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO=%s' % ' '.join(emcc_args),
'-DCMAKE_SHARED_LINKER_FLAGS_DEBUG=%s' % ' '.join(emcc_args),
'..']
emscripten.Building.configure(configuration)
stage('Making OpenCV')
emcc_args += ('-s TOTAL_MEMORY=%d' % (128*1024*1024)).split(' ') # default 128MB.
emcc_args += '-s ALLOW_MEMORY_GROWTH=1'.split(' ') # resizable heap
emcc_args += '-s EXPORT_NAME="cv" -s MODULARIZE=1'.split(' ')
emscripten.Building.make(['make', '-j4'])
stage('Generating Bindings')
INCLUDE_DIRS = [
os.path.join('..', 'modules', 'core', 'include'),
os.path.join('..', 'modules', 'flann', 'include'),
os.path.join('..', 'modules', 'ml', 'include'),
os.path.join('..', 'modules', 'photo', 'include'),
os.path.join('..', 'modules', 'shape', 'include'),
os.path.join('..', 'modules', 'imgproc', 'include'),
os.path.join('..', 'modules', 'calib3d', 'include'),
os.path.join('..', 'modules', 'features2d', 'include'),
os.path.join('..', 'modules', 'video', 'include'),
os.path.join('..', 'modules', 'objdetect', 'include'),
os.path.join('..', 'modules', 'imgcodecs', 'include'),
os.path.join('..', 'modules', 'hal', 'include')
]
include_dir_args = ['-I'+item for item in INCLUDE_DIRS]
emcc_binding_args = ['--bind']
emcc_binding_args += include_dir_args
bindingsFile = '../../bindings.cpp'
bindingsFile2 = '../../bindings2.cpp'
if os.path.exists( bindingsFile2 ):
bindingsFile = bindingsFile2 # prefer "filtered" bindings file if it exists
emscripten.Building.emcc(bindingsFile, emcc_binding_args, 'bindings.bc')
assert os.path.exists('bindings.bc')
stage('Building OpenCV.js')
if clArguments.wasm:
emcc_args += "-s WASM=1".split( " " )
basename = "cv-wasm"
else:
basename = "cv"
destFiles = [ os.path.join('..', '..', 'build', basename + ext ) for ext in [ ".js", ".data", ".wasm" ] ]
opencv = destFiles[0]
tests = os.path.join('..', '..', 'test')
input_files = [
'bindings.bc',
os.path.join('lib','libopencv_core.a'),
os.path.join('lib','libopencv_imgproc.a'),
os.path.join('lib','libopencv_imgcodecs.a'),
os.path.join('lib','libopencv_ml.a'),
os.path.join('lib','libopencv_flann.a'),
os.path.join('lib','libopencv_objdetect.a'),
os.path.join('lib','libopencv_features2d.a') ,
os.path.join('lib','libopencv_shape.a'),
os.path.join('lib','libopencv_photo.a'),
os.path.join('lib','libopencv_video.a'),
# external libraries
os.path.join('3rdparty', 'lib', 'liblibjpeg.a'),
os.path.join('3rdparty', 'lib', 'liblibpng.a'),
os.path.join('3rdparty', 'lib', 'libzlib.a'),
#os.path.join('3rdparty', 'lib', 'liblibtiff.a'),
#os.path.join('3rdparty', 'lib', 'liblibwebp.a'),
]
emscripten.Building.link(input_files, 'libOpenCV.bc')
emcc_args += '--preload-file ../../test/data/'.split(' ') #For testing purposes
emcc_args += ['--bind']
#emcc_args += ['--memoryprofiler']
#emcc_args += ['--tracing'] # ability to use custom memory profiler, with hooks Module.onMalloc(), .onFree() and .onRealloc()
emscripten.Building.emcc('libOpenCV.bc', emcc_args, opencv)
stage('Wrapping')
with open(opencv, 'r+b') as file:
out = file.read()
file.seek(0)
# inspired by https://github.com/umdjs/umd/blob/95563fd6b46f06bda0af143ff67292e7f6ede6b7/templates/returnExportsGlobal.js
file.write(("""
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
define(function () {
return (root.cv = factory());
});
} else if (typeof module === 'object' && module.exports) {
// Node. Does not work with strict CommonJS, but
// only CommonJS-like environments that support module.exports,
// like Node.
module.exports = factory();
} else {
// Browser globals
root.cv = factory();
}
}(this, function () {
%s
return cv(Module);
}));
""" % (out,)).lstrip())
for f in destFiles:
if os.path.exists(f):
shutil.copy2(f, tests)
finally:
os.chdir(this_dir)