gstreamer/meson.build
Nirbheek Chauhan e3d5849225 meson: Pass native: false to add_languages()
This is needed for cross-compiling without a build machine compiler
available. The option was added in 0.54, but we only need this in
Cerbero and it doesn't affect older versions so it should be ok.
Will only cause a spurious warning.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1266>
2020-05-13 13:59:36 +05:30

459 lines
16 KiB
Meson

project('gst-plugins-bad', 'c', 'cpp',
version : '1.17.0.1',
meson_version : '>= 0.49',
default_options : [ 'warning_level=1',
'buildtype=debugoptimized' ])
gst_version = meson.project_version()
version_arr = gst_version.split('.')
gst_version_major = version_arr[0].to_int()
gst_version_minor = version_arr[1].to_int()
gst_version_micro = version_arr[2].to_int()
if version_arr.length() == 4
gst_version_nano = version_arr[3].to_int()
else
gst_version_nano = 0
endif
gst_version_is_dev = gst_version_minor % 2 == 1 and gst_version_micro < 90
glib_req = '>= 2.44.0'
orc_req = '>= 0.4.17'
gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor)
api_version = '1.0'
soversion = 0
# maintaining compatibility with the previous libtool versioning
# current = minor * 100 + micro
curversion = gst_version_minor * 100 + gst_version_micro
libversion = '@0@.@1@.0'.format(soversion, curversion)
osxversion = curversion + 1
plugins_install_dir = join_paths(get_option('libdir'), 'gstreamer-1.0')
plugins = []
cc = meson.get_compiler('c')
cxx = meson.get_compiler('cpp')
have_objc = add_languages('objc', native: false, required: false)
cdata = configuration_data()
if cc.get_id() == 'msvc'
# Ignore several spurious warnings for things gstreamer does very commonly
# If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
# If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
# NOTE: Only add warnings here if you are sure they're spurious
msvc_args = [
'/wd4018', # implicit signed/unsigned conversion
'/wd4146', # unary minus on unsigned (beware INT_MIN)
'/wd4244', # lossy type conversion (e.g. double -> int)
'/wd4305', # truncating type conversion (e.g. double -> float)
cc.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8
]
add_project_arguments(msvc_args, language : 'c')
add_project_arguments(msvc_args, language : 'cpp')
# Disable SAFESEH with MSVC for plugins and libs that use external deps that
# are built with MinGW
noseh_link_args = ['/SAFESEH:NO']
else
if cxx.has_argument('-Wno-non-virtual-dtor')
add_project_arguments('-Wno-non-virtual-dtor', language: 'cpp')
endif
noseh_link_args = []
endif
if cc.has_link_argument('-Wl,-Bsymbolic-functions')
add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c')
endif
# Symbol visibility
if cc.get_id() == 'msvc'
export_define = '__declspec(dllexport) extern'
elif cc.has_argument('-fvisibility=hidden')
add_project_arguments('-fvisibility=hidden', language: 'c')
add_project_arguments('-fvisibility=hidden', language: 'cpp')
if have_objc
add_project_arguments('-fvisibility=hidden', language: 'objc')
endif
export_define = 'extern __attribute__ ((visibility ("default")))'
else
export_define = 'extern'
endif
# Passing this through the command line would be too messy
cdata.set('GST_API_EXPORT', export_define)
# Disable strict aliasing
if cc.has_argument('-fno-strict-aliasing')
add_project_arguments('-fno-strict-aliasing', language: 'c')
endif
if cxx.has_argument('-fno-strict-aliasing')
add_project_arguments('-fno-strict-aliasing', language: 'cpp')
endif
# Define G_DISABLE_DEPRECATED for development versions
if gst_version_is_dev
message('Disabling deprecated GLib API')
add_project_arguments('-DG_DISABLE_DEPRECATED', language: 'c')
endif
cast_checks = get_option('gobject-cast-checks')
if cast_checks.disabled() or (cast_checks.auto() and not gst_version_is_dev)
message('Disabling GLib cast checks')
add_project_arguments('-DG_DISABLE_CAST_CHECKS', language: 'c')
endif
glib_asserts = get_option('glib-asserts')
if glib_asserts.disabled() or (glib_asserts.auto() and not gst_version_is_dev)
message('Disabling GLib asserts')
add_project_arguments('-DG_DISABLE_ASSERT', language: 'c')
endif
glib_checks = get_option('glib-checks')
if glib_checks.disabled() or (glib_checks.auto() and not gst_version_is_dev)
message('Disabling GLib checks')
add_project_arguments('-DG_DISABLE_CHECKS', language: 'c')
endif
check_headers = [
['HAVE_DLFCN_H', 'dlfcn.h'],
['HAVE_FCNTL_H', 'fcntl.h'],
['HAVE_INTTYPES_H', 'inttypes.h'],
['HAVE_MEMORY_H', 'memory.h'],
['HAVE_NETINET_IN_H', 'netinet/in.h'],
['HAVE_NETINET_IP_H', 'netinet/ip.h'],
['HAVE_NETINET_TCP_H', 'netinet/tcp.h'],
['HAVE_PTHREAD_H', 'pthread.h'],
['HAVE_STDINT_H', 'stdint.h'],
['HAVE_STDLIB_H', 'stdlib.h'],
['HAVE_STRINGS_H', 'strings.h'],
['HAVE_STRING_H', 'string.h'],
['HAVE_SYS_PARAM_H', 'sys/param.h'],
['HAVE_SYS_SOCKET_H', 'sys/socket.h'],
['HAVE_SYS_STAT_H', 'sys/stat.h'],
['HAVE_SYS_TIME_H', 'sys/time.h'],
['HAVE_SYS_TYPES_H', 'sys/types.h'],
['HAVE_SYS_UTSNAME_H', 'sys/utsname.h'],
['HAVE_UNISTD_H', 'unistd.h'],
['HAVE_WINDOWS_H', 'windows.h'],
['HAVE_WINSOCK2_H', 'winsock2.h'],
['HAVE_WS2TCPIP_H', 'ws2tcpip.h'],
]
foreach h : check_headers
if cc.has_header(h.get(1))
cdata.set(h.get(0), 1)
endif
endforeach
check_functions = [
['HAVE_DCGETTEXT', 'dcgettext'],
['HAVE_GETPAGESIZE', 'getpagesize'],
['HAVE_GMTIME_R', 'gmtime_r'],
['HAVE_MMAP', 'mmap'],
['HAVE_PIPE2', 'pipe2'],
['HAVE_GETRUSAGE', 'getrusage', '#include<sys/resource.h>'],
]
foreach f : check_functions
prefix = ''
if f.length() == 3
prefix = f.get(2)
endif
if cc.has_function(f.get(1), prefix: prefix)
cdata.set(f.get(0), 1)
endif
endforeach
cdata.set('SIZEOF_CHAR', cc.sizeof('char'))
cdata.set('SIZEOF_INT', cc.sizeof('int'))
cdata.set('SIZEOF_LONG', cc.sizeof('long'))
cdata.set('SIZEOF_SHORT', cc.sizeof('short'))
cdata.set('SIZEOF_VOIDP', cc.sizeof('void*'))
cdata.set_quoted('VERSION', gst_version)
cdata.set_quoted('PACKAGE', 'gst-plugins-bad')
cdata.set_quoted('PACKAGE_VERSION', gst_version)
cdata.set_quoted('PACKAGE_BUGREPORT', 'http://bugzilla.gnome.org/enter_bug.cgi?product=GStreamer')
cdata.set_quoted('PACKAGE_NAME', 'GStreamer Bad Plug-ins')
cdata.set_quoted('GETTEXT_PACKAGE', 'gst-plugins-bad-1.0')
cdata.set_quoted('GST_API_VERSION', api_version)
cdata.set_quoted('GST_LICENSE', 'LGPL')
cdata.set_quoted('LIBDIR', join_paths(get_option('prefix'), get_option('libdir')))
cdata.set_quoted('LOCALEDIR', join_paths(get_option('prefix'), get_option('localedir')))
warning_flags = [
'-Wmissing-declarations',
'-Wredundant-decls',
'-Wwrite-strings',
'-Wformat',
'-Wformat-security',
'-Winit-self',
'-Wmissing-include-dirs',
'-Waddress',
'-Wno-multichar',
'-Wvla',
'-Wpointer-arith',
]
warning_c_flags = [
'-Wmissing-prototypes',
'-Wdeclaration-after-statement',
'-Wold-style-definition',
]
warning_cxx_flags = [
'-Wformat-nonliteral',
]
foreach extra_arg : warning_c_flags
if cc.has_argument (extra_arg)
add_project_arguments([extra_arg], language: 'c')
endif
endforeach
foreach extra_arg : warning_cxx_flags
if cxx.has_argument (extra_arg)
add_project_arguments([extra_arg], language: 'cpp')
endif
endforeach
foreach extra_arg : warning_flags
if cc.has_argument (extra_arg)
add_project_arguments([extra_arg], language: 'c')
endif
if cxx.has_argument (extra_arg)
add_project_arguments([extra_arg], language: 'cpp')
endif
endforeach
# GStreamer package name and origin url
gst_package_name = get_option('package-name')
if gst_package_name == ''
if gst_version_nano == 0
gst_package_name = 'GStreamer Bad Plug-ins source release'
elif gst_version_nano == 1
gst_package_name = 'GStreamer Bad Plug-ins git'
else
gst_package_name = 'GStreamer Bad Plug-ins prerelease'
endif
endif
cdata.set_quoted('GST_PACKAGE_NAME', gst_package_name)
cdata.set_quoted('GST_PACKAGE_ORIGIN', get_option('package-origin'))
# FIXME: This should be exposed as a configuration option
host_system = host_machine.system()
if host_system == 'linux'
cdata.set_quoted('DEFAULT_VIDEOSRC', 'v4l2src')
elif ['darwin', 'ios'].contains(host_system)
cdata.set_quoted('DEFAULT_VIDEOSRC', 'avfvideosrc')
cdata.set_quoted('GST_EXTRA_MODULE_SUFFIX', '.dylib')
# Yes, we set this for iOS too. Same as Autotools.
cdata.set('HAVE_OSX', 1)
else
cdata.set_quoted('DEFAULT_VIDEOSRC', 'videotestsrc')
endif
# Mandatory GST deps
gst_dep = dependency('gstreamer-1.0', version : gst_req,
fallback : ['gstreamer', 'gst_dep'])
gstbase_dep = dependency('gstreamer-base-1.0', version : gst_req,
fallback : ['gstreamer', 'gst_base_dep'])
gstnet_dep = dependency('gstreamer-net-1.0', version : gst_req,
fallback : ['gstreamer', 'gst_net_dep'])
gstcontroller_dep = dependency('gstreamer-controller-1.0', version : gst_req,
fallback : ['gstreamer', 'gst_controller_dep'])
gstpbutils_dep = dependency('gstreamer-pbutils-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'pbutils_dep'])
gstallocators_dep = dependency('gstreamer-allocators-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'allocators_dep'])
gstapp_dep = dependency('gstreamer-app-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'app_dep'])
gstaudio_dep = dependency('gstreamer-audio-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'audio_dep'])
gstfft_dep = dependency('gstreamer-fft-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'fft_dep'])
gstriff_dep = dependency('gstreamer-riff-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'riff_dep'])
gstrtp_dep = dependency('gstreamer-rtp-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'rtp_dep'])
gstrtsp_dep = dependency('gstreamer-rtsp-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'rtsp_dep'])
gstsdp_dep = dependency('gstreamer-sdp-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'sdp_dep'])
gsttag_dep = dependency('gstreamer-tag-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'tag_dep'])
gstvideo_dep = dependency('gstreamer-video-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'video_dep'])
gstcheck_dep = dependency('gstreamer-check-1.0', version : gst_req,
required : get_option('tests'),
fallback : ['gstreamer', 'gst_check_dep'])
# GStreamer OpenGL
gstgl_dep = dependency('gstreamer-gl-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'gstgl_dep'], required: get_option('gl'))
if gstgl_dep.found()
if gstgl_dep.type_name() == 'pkgconfig'
gst_gl_apis = gstgl_dep.get_pkgconfig_variable('gl_apis').split()
gst_gl_winsys = gstgl_dep.get_pkgconfig_variable('gl_winsys').split()
gst_gl_platforms = gstgl_dep.get_pkgconfig_variable('gl_platforms').split()
else
gstbase = subproject('gst-plugins-base')
gst_gl_apis = gstbase.get_variable('enabled_gl_apis')
gst_gl_winsys = gstbase.get_variable('enabled_gl_winsys')
gst_gl_platforms = gstbase.get_variable('enabled_gl_platforms')
endif
message('GStreamer OpenGL window systems: @0@'.format(' '.join(gst_gl_winsys)))
message('GStreamer OpenGL platforms: @0@'.format(' '.join(gst_gl_platforms)))
message('GStreamer OpenGL apis: @0@'.format(' '.join(gst_gl_apis)))
foreach ws : ['x11', 'wayland', 'android', 'cocoa', 'eagl', 'win32', 'dispmanx', 'viv_fb']
set_variable('gst_gl_have_window_@0@'.format(ws), gst_gl_winsys.contains(ws))
endforeach
foreach p : ['glx', 'egl', 'cgl', 'eagl', 'wgl']
set_variable('gst_gl_have_platform_@0@'.format(p), gst_gl_platforms.contains(p))
endforeach
foreach api : ['gl', 'gles2']
set_variable('gst_gl_have_api_@0@'.format(api), gst_gl_apis.contains(api))
# temporary backwards compat for older meson-generated .pc file with 'opengl' instead of 'gl'
if gst_gl_apis.contains('opengl')
gst_gl_have_api_gl = true
endif
endforeach
endif
libm = cc.find_library('m', required : false)
glib_dep = dependency('glib-2.0', version : glib_req, fallback: ['glib', 'libglib_dep'])
gmodule_dep = dependency('gmodule-2.0', fallback: ['glib', 'libgmodule_dep'])
gio_dep = dependency('gio-2.0', fallback: ['glib', 'libgio_dep'])
# gio-unix-2.0 is used by sys/bluez
# Optional dep of ext/gl and gst/librfb
x11_dep = dependency('x11', required : get_option('x11'))
if x11_dep.found()
cdata.set('HAVE_X11', 1)
endif
if host_machine.system() == 'windows'
winsock2 = [cc.find_library('ws2_32')]
else
winsock2 = []
endif
if ['darwin', 'ios'].contains(host_system)
if not have_objc
error('Building on MacOS/iOS/etc requires an ObjC compiler')
endif
if host_system == 'ios'
cdata.set('HAVE_IOS', 1)
endif
avfoundation_dep = dependency('AVFoundation', required : false)
if avfoundation_dep.found()
cdata.set('HAVE_AVFOUNDATION', 1)
endif
videotoolbox_dep = dependency('VideoToolbox', required : false)
if videotoolbox_dep.found()
cdata.set('HAVE_VIDEOTOOLBOX', 1)
endif
# FIXME: framework.version() returns 'unknown'
# if videotoolbox_dep.version().version_compare('>=10.9.6')
# cdata.set('HAVE_VIDEOTOOLBOX_10_9_6', 1)
# endif
endif
have_objcpp = add_languages('objcpp', native: false, required: false)
have_orcc = false
orcc_args = []
# Used by various libraries/elements that use Orc code
orc_dep = dependency('orc-0.4', version : orc_req, required : get_option('orc'),
fallback : ['orc', 'orc_dep'])
orcc = find_program('orcc', required : get_option('orc'))
if orc_dep.found() and orcc.found()
have_orcc = true
orcc_args = [orcc, '--include', 'glib.h']
cdata.set('HAVE_ORC', 1)
else
message('Orc Compiler not found or disabled, will use backup C code')
cdata.set('DISABLE_ORC', 1)
endif
cdata.set('GST_ENABLE_EXTRA_CHECKS', not get_option('extra-checks').disabled())
gnustl_dep = declare_dependency()
if host_system == 'android'
gnustl_dep = dependency('gnustl', required : false)
endif
# Disable compiler warnings for unused variables and args if gst debug system is disabled
if gst_dep.type_name() == 'internal'
gst_debug_disabled = not subproject('gstreamer').get_variable('gst_debug')
else
# We can't check that in the case of subprojects as we won't
# be able to build against an internal dependency (which is not built yet)
gst_debug_disabled = cc.has_header_symbol('gst/gstconfig.h', 'GST_DISABLE_GST_DEBUG', dependencies: gst_dep)
endif
if gst_debug_disabled
message('GStreamer debug system is disabled')
if cc.has_argument('-Wno-unused')
add_project_arguments('-Wno-unused', language: 'c')
endif
if cxx.has_argument ('-Wno-unused')
add_project_arguments('-Wno-unused', language: 'cpp')
endif
else
message('GStreamer debug system is enabled')
endif
gst_plugins_bad_args = ['-DHAVE_CONFIG_H']
configinc = include_directories('.')
libsinc = include_directories('gst-libs')
python3 = import('python').find_installation()
gir = find_program('g-ir-scanner', required : get_option('introspection'))
gnome = import('gnome')
build_gir = gir.found() and (not meson.is_cross_build() or get_option('introspection').enabled())
gir_init_section = [ '--add-init-section=extern void gst_init(gint*,gchar**);' + \
'g_setenv("GST_REGISTRY_1.0", "@0@", TRUE);'.format(meson.current_build_dir() + '/gir_empty_registry.reg') + \
'g_setenv("GST_PLUGIN_PATH_1_0", "", TRUE);' + \
'g_setenv("GST_PLUGIN_SYSTEM_PATH_1_0", "", TRUE);' + \
'gst_init(NULL,NULL);', '--quiet']
presetdir = join_paths(get_option('datadir'), 'gstreamer-' + api_version, 'presets')
pkgconfig = import('pkgconfig')
plugins_pkgconfig_install_dir = join_paths(plugins_install_dir, 'pkgconfig')
if get_option('default_library') == 'shared'
# If we don't build static plugins there is no need to generate pc files
plugins_pkgconfig_install_dir = disabler()
endif
subdir('gst-libs')
subdir('gst')
subdir('sys')
subdir('ext')
subdir('tests')
subdir('data')
subdir('tools')
subdir('pkgconfig')
# xgettext is optional (on Windows for instance)
if find_program('xgettext', required : get_option('nls')).found()
cdata.set('ENABLE_NLS', 1)
subdir('po')
endif
configure_file(output : 'config.h', configuration : cdata)
run_command(python3, '-c', 'import shutil; shutil.copy("hooks/pre-commit.hook", ".git/hooks/pre-commit")')
subdir('docs')