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meson.build
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meson.build
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project('openh264', ['c', 'cpp'],
version : '2.1.0',
meson_version : '>= 0.50',
default_options : [ 'warning_level=1',
'buildtype=debugoptimized' ])
major_version = '6'
cpp = meson.get_compiler('cpp')
inc = include_directories([
join_paths('codec', 'api', 'svc'),
join_paths('codec', 'common', 'inc'),
])
processing_inc = include_directories([
join_paths('codec', 'processing', 'interface'),
join_paths('codec', 'processing', 'src', 'common'),
join_paths('codec', 'processing', 'src', 'adaptivequantization'),
join_paths('codec', 'processing', 'src', 'downsample'),
join_paths('codec', 'processing', 'src', 'scrolldetection'),
join_paths('codec', 'processing', 'src', 'vaacalc'),
])
console_common_inc = include_directories([
join_paths('codec', 'console', 'common', 'inc')
])
decoder_inc = include_directories([
join_paths('codec', 'decoder', 'core', 'inc'),
join_paths('codec', 'decoder', 'plus', 'inc'),
])
encoder_inc = include_directories([
join_paths('codec', 'encoder', 'core', 'inc'),
join_paths('codec', 'encoder', 'plus', 'inc'),
])
system = host_machine.system()
cpu_family = host_machine.cpu_family()
supported_arguments = cpp.get_supported_arguments([
'-Wno-non-virtual-dtor',
'-Wno-class-memaccess',
'-Wno-strict-aliasing'])
add_project_arguments(supported_arguments, language: 'cpp')
deps = [dependency('threads')]
c_args = []
cpp_args = []
asm_args = []
asm_inc = []
casm_inc = []
cpp_lib = '-lstdc++'
# TODO: should rely on dependency('threads') instead and change the pkg-config
# generator below
pthread_dep = cpp.find_library('pthread', required : false)
libm_dep = cpp.find_library('libm', required : false)
deps += [libm_dep]
if ['linux', 'android', 'ios', 'darwin'].contains(system)
asm_format32 = 'elf'
asm_format64 = 'elf64'
if ['ios', 'darwin'].contains(system)
asm_format32 = 'macho32'
asm_format64 = 'macho64'
endif
if cpu_family == 'x86'
asm_format = asm_format32
asm_args += ['-DX86_32', '-DHAVE_AVX2']
add_project_arguments('-DHAVE_AVX2', language: 'cpp')
add_project_arguments('-DHAVE_AVX2', '-DX86_ASM', '-DX86_32_ASM', language: 'c')
asm_inc = join_paths(meson.current_source_dir(), 'codec', 'common', 'x86', '')
elif cpu_family == 'x86_64'
asm_format = asm_format64
asm_args += ['-DUNIX64', '-DHAVE_AVX2']
add_project_arguments('-DHAVE_AVX2', language: 'cpp')
add_project_arguments('-DHAVE_AVX2', '-DX86_ASM', language: 'c')
asm_inc = join_paths(meson.current_source_dir(), 'codec', 'common', 'x86', '')
elif cpu_family == 'arm'
asm_format = asm_format32
add_project_arguments('-DHAVE_NEON', language: 'c')
add_project_arguments('-DHAVE_NEON', language: 'c')
casm_inc = include_directories(join_paths('codec', 'common', 'arm'))
elif cpu_family == 'aarch64'
asm_format = asm_format64
add_project_arguments('-DHAVE_NEON_ARM64', language: 'c')
add_project_arguments('-DHAVE_NEON_ARM64', language: 'cpp')
casm_inc = include_directories(join_paths('codec', 'common', 'arm64'))
else
error('FIXME: unhandled CPU family @0@ for @1@'.format(cpu_family, system))
endif
if ['ios', 'darwin', 'android'].contains(system)
cpp_lib = '-lc++'
endif
elif system == 'windows'
if cpu_family == 'x86'
asm_format = 'win32'
asm_args += ['-DPREFIX', '-DX86_32']
asm_inc = join_paths(meson.current_source_dir(), 'codec', 'common', 'x86', '')
elif cpu_family == 'x86_64'
asm_format = 'win64'
asm_args += ['-DWIN64']
asm_inc = join_paths(meson.current_source_dir(), 'codec', 'common', 'x86', '')
elif cpu_family == 'arm'
if cpp.get_argument_syntax() != 'msvc'
error('Windows ARM is currently only supported with Visual Studio-like compilers')
endif
asm_format = 'armasm'
asm_args += ['-nologo', '-DHAVE_NEON', '-ignore', '4509']
asm_inc = join_paths(meson.current_source_dir(), 'codec', 'common', 'arm', '')
elif cpu_family == 'aarch64'
if cpp.get_argument_syntax() != 'msvc'
error('Windows ARM64 is currently only supported with Visual Studio-like compilers')
endif
asm_format = 'armasm'
asm_args += ['-nologo', '-DHAVE_NEON_AARCH64']
asm_inc = join_paths(meson.current_source_dir(), 'codec', 'common', 'arm64', '')
else
error('FIXME: unhandled CPU family @0@ for Windows'.format(cpu_family))
endif
else
error('FIXME: Unhandled system @0@'.format(system))
endif
if cpu_family in ['x86', 'x86_64']
nasm = find_program('nasm')
asm_gen = generator(nasm,
output : '@[email protected]',
arguments : [
'-f', asm_format,
'-i', asm_inc,
'@INPUT@',
'-o', '@OUTPUT@'] + asm_args)
elif system == 'windows'
gasprep = find_program('gas-preprocessor.pl')
if cpu_family == 'arm'
asm_gen = generator(gasprep,
output : '@[email protected]',
arguments : [
'-as-type', asm_format,
'-force-thumb',
'--',
'armasm',
'-I' + asm_inc] + asm_args + [
'@INPUT@',
'-c', '-o', '@OUTPUT@'])
elif cpu_family == 'aarch64'
asm_gen = generator(gasprep,
output : '@[email protected]',
arguments : [
'-as-type', asm_format,
'-arch', 'aarch64',
'--',
'armasm64',
'-I' + asm_inc] + asm_args + [
'@INPUT@',
'-c', '-o', '@OUTPUT@'])
else
# Windows only supports x86, x86_64, arm, arm64
error('unreachable code')
endif
endif
api_headers = []
api_header_deps = []
subdir ('codec')
subdir ('test')
all_objects = [
libcommon.extract_all_objects(),
libprocessing.extract_all_objects(),
libencoder.extract_all_objects(),
libdecoder.extract_all_objects()
]
libopenh264_shared = shared_library('openh264',
objects: all_objects,
install: true,
soversion: major_version,
version: meson.project_version(),
vs_module_defs: 'openh264.def',
dependencies: deps)
libopenh264_static = static_library('openh264',
objects: all_objects,
install: true,
dependencies: deps)
pkg_install_dir = '@0@/pkgconfig'.format(get_option('libdir'))
foreach t : ['', '-static']
pkgconf = configuration_data()
pkgconf.set('prefix', join_paths(get_option('prefix')))
pkgconf.set('libdir', '${prefix}/@0@'.format(get_option('libdir')))
pkgconf.set('VERSION', meson.project_version())
pkglibs = cpp_lib
if libm_dep.found()
pkglibs += ' -lm'
endif
if pthread_dep.found()
pkglibs += ' -lpthread'
endif
if t == '-static'
pkgconf.set('LIBS', pkglibs)
pkgconf.set('LIBS_PRIVATE', '')
else
pkgconf.set('LIBS', '')
pkgconf.set('LIBS_PRIVATE', pkglibs)
endif
configure_file(
input: 'openh264.pc.in',
output: 'openh264@[email protected]'.format(t),
install: t == '-static' ? false : true,
install_dir: t == '-static' ? '' : pkg_install_dir,
configuration: pkgconf)
endforeach
openh264_dep = declare_dependency(
link_with: libopenh264_shared,
include_directories: include_directories('include'),
dependencies: deps + api_header_deps)
subdir ('include')