project('gst-plugins-base', 'c', version : '1.15.1', meson_version : '>= 0.47', 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 have_cxx = add_languages('cpp', required : false) have_objc = add_languages('objc', required : false) glib_req = '>= 2.40.0' orc_req = '>= 0.4.24' 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') cc = meson.get_compiler('c') host_system = host_machine.system() 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 add_project_arguments( '/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 language : 'c') # Disable SAFESEH with MSVC for plugins and libs that use external deps that # are built with MinGW noseh_link_args = ['/SAFESEH:NO'] else noseh_link_args = [] endif if cc.has_link_argument('-Wl,-Bsymbolic-functions') add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c') endif core_conf = configuration_data() # 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') export_define = 'extern __attribute__ ((visibility ("default")))' else export_define = 'extern' endif # Passing this through the command line would be too messy core_conf.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 # 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_EMMINTRIN_H', 'emmintrin.h'], ['HAVE_INTTYPES_H', 'inttypes.h'], ['HAVE_MEMORY_H', 'memory.h'], ['HAVE_PROCESS_H', 'process.h'], ['HAVE_SMMINTRIN_H', 'smmintrin.h'], ['HAVE_STDINT_H', 'stdint.h'], ['HAVE_STDLIB_H', 'stdlib.h'], ['HAVE_STRINGS_H', 'strings.h'], ['HAVE_STRING_H', 'string.h'], ['HAVE_SYS_SOCKET_H', 'sys/socket.h'], ['HAVE_SYS_STAT_H', 'sys/stat.h'], ['HAVE_SYS_TYPES_H', 'sys/types.h'], ['HAVE_SYS_WAIT_H', 'sys/wait.h'], ['HAVE_UNISTD_H', 'unistd.h'], ['HAVE_WINSOCK2_H', 'winsock2.h'], ['HAVE_XMMINTRIN_H', 'xmmintrin.h'], ['HAVE_LINUX_DMA_BUF_H', 'linux/dma-buf.h'], ] foreach h : check_headers if cc.has_header(h.get(1)) core_conf.set(h.get(0), 1) endif endforeach check_functions = [ ['HAVE_DCGETTEXT', 'dcgettext', '#include'], ['HAVE_GMTIME_R', 'gmtime_r', '#include'], ['HAVE_LRINTF', 'lrintf', '#include'], ['HAVE_MMAP', 'mmap', '#include'], ['HAVE_LOG2', 'log2', '#include'], ] libm = cc.find_library('m', required : false) foreach f : check_functions if cc.has_function(f.get(1), prefix : f.get(2), dependencies : libm) core_conf.set(f.get(0), 1) endif endforeach core_conf.set('SIZEOF_CHAR', cc.sizeof('char')) core_conf.set('SIZEOF_INT', cc.sizeof('int')) core_conf.set('SIZEOF_LONG', cc.sizeof('long')) core_conf.set('SIZEOF_SHORT', cc.sizeof('short')) core_conf.set('SIZEOF_VOIDP', cc.sizeof('void*')) core_conf.set_quoted('GETTEXT_PACKAGE', 'gst-plugins-base-1.0') core_conf.set_quoted('LOCALEDIR', join_paths(get_option('prefix'), get_option('localedir'))) core_conf.set_quoted('PACKAGE', 'gst-plugins-base') core_conf.set_quoted('VERSION', gst_version) core_conf.set_quoted('PACKAGE_VERSION', gst_version) core_conf.set_quoted('GST_API_VERSION', api_version) core_conf.set_quoted('GST_DATADIR', join_paths(get_option('prefix'), get_option('datadir'))) core_conf.set_quoted('GST_LICENSE', 'LGPL') install_plugins_helper = get_option('install_plugins_helper') if install_plugins_helper == '' install_plugins_helper = join_paths(get_option('prefix'), get_option('libexecdir'), 'gst-install-plugins-helper') endif core_conf.set_quoted('GST_INSTALL_PLUGINS_HELPER', install_plugins_helper) warning_flags = [ '-Wmissing-declarations', '-Wredundant-decls', '-Wundef', '-Wwrite-strings', '-Wformat', '-Wformat-nonliteral', '-Wformat-security', '-Winit-self', '-Wmissing-include-dirs', '-Waddress', '-Wno-multichar', '-Wvla', '-Wpointer-arith', ] warning_c_flags = [ '-Wmissing-prototypes', '-Wdeclaration-after-statement', ] warning_cxx_flags = [ '-Waggregate-return', ] if have_cxx cxx = meson.get_compiler('cpp') foreach extra_arg : warning_cxx_flags if cxx.has_argument (extra_arg) add_project_arguments([extra_arg], language: 'cpp') endif endforeach endif foreach extra_arg : warning_flags if cc.has_argument (extra_arg) add_project_arguments([extra_arg], language: 'c') endif if have_cxx and cxx.has_argument (extra_arg) add_project_arguments([extra_arg], language: 'cpp') endif endforeach foreach extra_arg : warning_c_flags if cc.has_argument (extra_arg) add_project_arguments([extra_arg], language: 'c') 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 Base Plug-ins source release' elif gst_version_nano == 1 gst_package_name = 'GStreamer Base Plug-ins git' else gst_package_name = 'GStreamer Base Plug-ins prerelease' endif endif core_conf.set_quoted('GST_PACKAGE_NAME', gst_package_name) core_conf.set_quoted('GST_PACKAGE_ORIGIN', get_option('package-origin')) # FIXME: These should be configure options core_conf.set_quoted('DEFAULT_VIDEOSINK', 'autovideosink') core_conf.set_quoted('DEFAULT_AUDIOSINK', 'autoaudiosink') # Set whether the audioresampling method should be detected at runtime core_conf.set('AUDIORESAMPLE_FORMAT_' + get_option('audioresample_format').to_upper(), true) gst_plugins_base_args = ['-DHAVE_CONFIG_H'] if get_option('default_library') == 'static' gst_plugins_base_args += ['-DGST_STATIC_COMPILATION'] endif # X11 checks are for sys/ and tests/ x11_dep = dependency('x11', required : get_option('x11')) # GLib checks are for the entire project # Almost everything that uses glib also uses gobject glib_deps = [dependency('glib-2.0', version : glib_req, fallback: ['glib', 'libglib_dep']), dependency('gobject-2.0', fallback: ['glib', 'libgobject_dep'])] # GIO is used by the GIO plugin, and by the TCP, SDP, and RTSP plugins gio_dep = dependency('gio-2.0', fallback: ['glib', 'libgio_dep']) giounix_dep = dependency('gio-unix-2.0', version : glib_req, required : host_system != 'windows', fallback: ['glib', 'libgiounix_dep']) gmodule_dep = dependency('gmodule-no-export-2.0', fallback: ['glib', 'libgmodule_dep']) # some of the examples can use gdk-pixbuf and GTK+3 gdk_pixbuf_dep = dependency('gdk-pixbuf-2.0', required : get_option('examples')) gtk_dep = dependency('gtk+-3.0', version : '>= 3.10', required : get_option('examples')) # TODO: https://github.com/mesonbuild/meson/issues/3941 if not get_option('x11').disabled() gtk_x11_dep = dependency('gtk+-x11-3.0', version : '>= 3.10', required : get_option('examples')) else gtk_x11_dep = dependency('', required : false) endif # gtk+ quartz backend is only available on macOS if host_system == 'darwin' gtk_quartz_dep = dependency('gtk+-quartz-3.0', version : '>= 3.10', required : get_option('examples')) else gtk_quartz_dep = dependency('', required : false) endif core_conf.set('HAVE_X', x11_dep.found()) core_conf.set('HAVE_GIO_UNIX_2_0', giounix_dep.found()) if gio_dep.type_name() == 'pkgconfig' core_conf.set_quoted('GIO_MODULE_DIR', gio_dep.get_pkgconfig_variable('giomoduledir')) core_conf.set_quoted('GIO_LIBDIR', gio_dep.get_pkgconfig_variable('libdir')) core_conf.set_quoted('GIO_PREFIX', gio_dep.get_pkgconfig_variable('prefix')) else core_conf.set_quoted('GIO_MODULE_DIR', join_paths(get_option('prefix'), get_option('libdir'), 'gio/modules')) core_conf.set_quoted('GIO_LIBDIR', join_paths(get_option('prefix'), get_option('libdir'))) core_conf.set_quoted('GIO_PREFIX', get_option('prefix')) endif configinc = include_directories('.') libsinc = include_directories('gst-libs') # To use the subproject make subprojects directory # and put gstreamer meson git there (symlinking is fine) gst_dep = dependency('gstreamer-1.0', version : gst_req, fallback : ['gstreamer', 'gst_dep']) gst_base_dep = dependency('gstreamer-base-1.0', version : gst_req, fallback : ['gstreamer', 'gst_base_dep']) gst_net_dep = dependency('gstreamer-net-1.0', version : gst_req, fallback : ['gstreamer', 'gst_net_dep']) gst_check_dep = dependency('gstreamer-check-1.0', version : gst_req, required : get_option('tests'), fallback : ['gstreamer', 'gst_check_dep']) gst_controller_dep = dependency('gstreamer-controller-1.0', version : gst_req, fallback : ['gstreamer', 'gst_controller_dep']) 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')) orcc = find_program('orcc', required : get_option('orc')) if orc_dep.found() and orcc.found() have_orcc = true orcc_args = [orcc, '--include', 'glib.h'] core_conf.set('HAVE_ORC', 1) else message('Orc Compiler not found or disabled, will use backup C code') core_conf.set('DISABLE_ORC', 1) endif # Used to build SSE* things in audio-resampler sse_args = '-msse' sse2_args = '-msse2' sse41_args = '-msse4.1' have_sse = cc.has_argument(sse_args) have_sse2 = cc.has_argument(sse2_args) have_sse41 = cc.has_argument(sse41_args) if gst_dep.type_name() == 'internal' gst_proj = subproject('gstreamer') if not gst_proj.get_variable('gst_debug') message('GStreamer debug system is disabled') add_project_arguments('-Wno-unused', language: 'c') else message('GStreamer debug system is enabled') endif 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) if not cc.compiles(''' #include #ifdef GST_DISABLE_GST_DEBUG #error "debugging disabled, make compiler fail" #endif''' , dependencies: gst_dep) message('GStreamer debug system is disabled') add_project_arguments('-Wno-unused', language: 'c') else message('GStreamer debug system is enabled') endif endif gir = find_program('g-ir-scanner', required : get_option('introspection')) gnome = import('gnome') build_gir = gir.found() and not meson.is_cross_build() gir_init_section = [ '--add-init-section=extern void gst_init(gint*,gchar**);' + \ 'g_setenv("GST_REGISTRY_DISABLE", "yes", TRUE);' + \ '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);' ] 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('ext') subdir('sys') if not get_option('tools').disabled() subdir('tools') endif subdir('tests') subdir('pkgconfig') # xgettext is optional (on Windows for instance) if find_program('xgettext', required : get_option('nls')).found() core_conf.set('ENABLE_NLS', 1) subdir('po') endif if build_machine.system() == 'windows' message('Disabling gtk-doc while building on Windows') else if find_program('gtkdoc-scan', required : get_option('gtk_doc')).found() subdir('docs') else message('Not building documentation as gtk-doc was not found') endif endif # Use core_conf after all subdirs have set values configure_file(output : 'config.h', configuration : core_conf) python3 = import('python').find_installation() run_command(python3, '-c', 'import shutil; shutil.copy("hooks/pre-commit.hook", ".git/hooks/pre-commit")')