project('gst-plugins-base', 'c', version : '1.21.90', meson_version : '>= 0.62', 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_stable = gst_version_minor.is_even() gst_version_is_dev = gst_version_minor % 2 == 1 and gst_version_micro < 90 host_system = host_machine.system() have_cxx = add_languages('cpp', native: false, required: false) if host_system in ['ios', 'darwin'] have_objc = add_languages('objc', native: false) else have_objc = false endif glib_req = '>= 2.62.0' orc_req = '>= 0.4.24' if gst_version_is_stable gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor) else gst_req = '>= ' + gst_version endif 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') static_build = get_option('default_library') == 'static' plugins = [] gst_libraries = [] cc = meson.get_compiler('c') if cc.get_id() == 'msvc' msvc_args = [ # 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 '/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 ] if gst_version_is_dev # Enable some warnings on MSVC to match GCC/Clang behaviour msvc_args += cc.get_supported_arguments([ '/we4002', # too many actual parameters for macro 'identifier' '/we4003', # not enough actual parameters for macro 'identifier' '/we4013', # 'function' undefined; assuming extern returning int '/we4020', # 'function' : too many actual parameters '/we4027', # function declared without formal parameter list '/we4029', # declared formal parameter list different from definition '/we4033', # 'function' must return a value '/we4045', # 'array' : array bounds overflow '/we4047', # 'operator' : 'identifier1' differs in levels of indirection from 'identifier2' '/we4053', # one void operand for '?:' '/we4062', # enumerator 'identifier' in switch of enum 'enumeration' is not handled '/we4098', # 'function' : void function returning a value '/we4101', # 'identifier' : unreferenced local variable '/we4189', # 'identifier' : local variable is initialized but not referenced ]) endif add_project_arguments(msvc_args, language: ['c', 'cpp']) # 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 # glib doesn't support unloading, which means that unloading and reloading # any library that registers static types will fail if cc.has_link_argument('-Wl,-z,nodelete') add_project_link_arguments('-Wl,-z,nodelete', language: 'c') endif core_conf = configuration_data() core_conf.set('ENABLE_NLS', 1) # Symbol visibility if cc.has_argument('-fvisibility=hidden') add_project_arguments('-fvisibility=hidden', language: 'c') if have_objc add_project_arguments('-fvisibility=hidden', language: 'objc') endif endif # 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 # These are only needed/used by the ABI tests from core host_defines = [ [ 'x86', 'HAVE_CPU_I386' ], [ 'x86_64', 'HAVE_CPU_X86_64' ], [ 'arm', 'HAVE_CPU_ARM' ], [ 'aarch64', 'HAVE_CPU_AARCH64' ], [ 'mips', 'HAVE_CPU_MIPS' ], [ 'powerpc', 'HAVE_CPU_PPC' ], [ 'powerpc64', 'HAVE_CPU_PPC64' ], [ 'alpha', 'HAVE_CPU_ALPHA' ], [ 'sparc', 'HAVE_CPU_SPARC' ], [ 'ia64', 'HAVE_CPU_IA64' ], [ 'hppa', 'HAVE_CPU_HPPA' ], [ 'm68k', 'HAVE_CPU_M68K' ], [ 's390', 'HAVE_CPU_S390' ], ] foreach h : host_defines if h.get(0) == host_machine.cpu_family() core_conf.set(h.get(1), 1) endif endforeach # FIXME: should really be called HOST_CPU or such core_conf.set_quoted('TARGET_CPU', host_machine.cpu()) check_headers = [ ['HAVE_DLFCN_H', 'dlfcn.h'], ['HAVE_EMMINTRIN_H', 'emmintrin.h'], ['HAVE_INTTYPES_H', 'inttypes.h'], ['HAVE_MEMORY_H', 'memory.h'], ['HAVE_NETINET_IN_H', 'netinet/in.h'], ['HAVE_NETINET_TCP_H', 'netinet/tcp.h'], ['HAVE_PROCESS_H', 'process.h'], ['HAVE_SMMINTRIN_H', 'smmintrin.h'], ['HAVE_STDINT_H', 'stdint.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_LOCALTIME_R', 'localtime_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', ] 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')) # GIO is used by the GIO plugin, and by the TCP, SDP, and RTSP plugins gio_dep = dependency('gio-2.0', version: glib_req) giounix_dep = dependency('', required: false) if host_system != 'windows' giounix_dep = dependency('gio-unix-2.0') endif gmodule_dep = dependency('gmodule-no-export-2.0') # 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_X11', 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_variable('giomoduledir')) core_conf.set_quoted('GIO_LIBDIR', gio_dep.get_variable('libdir')) core_conf.set_quoted('GIO_PREFIX', gio_dep.get_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', join_paths(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 = [] orc_targets = [] # 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'] 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 host_machine.cpu_family() == 'arm' if cc.compiles(''' #include int32x4_t testfunc(int16_t *a, int16_t *b) { asm volatile ("vmull.s16 q0, d0, d0" : : : "q0"); return vmull_s16(vld1_s16(a), vld1_s16(b)); } ''', name : 'NEON support') core_conf.set('HAVE_ARM_NEON', true) endif endif 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 if cc.has_member('struct tcp_info', '__tcpi_reordering', prefix: '#include ') core_conf.set('HAVE_BSD_TCP_INFO', true) endif if cc.has_member('struct tcp_info', 'tcpi_reordering', prefix: '#include ') core_conf.set('HAVE_LINUX_TCP_INFO', true) endif 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_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);', '--quiet'] 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 pkgconfig_variables = [ 'exec_prefix=${prefix}', 'toolsdir=${exec_prefix}/bin', 'pluginsdir=${libdir}/gstreamer-1.0', 'girdir=${datadir}/gir-1.0', 'typelibdir=${libdir}/girepository-1.0', 'pluginscannerdir=${libexecdir}/gstreamer-1.0' ] pkgconfig_subdirs = ['gstreamer-1.0'] meson_pkg_config_file_fixup_script = find_program('scripts/meson-pkg-config-file-fixup.py') python3 = import('python').find_installation() subdir('gst-libs') subdir('gst') subdir('ext') subdir('sys') subdir('tools') subdir('tests') # xgettext is optional (on Windows for instance) if find_program('xgettext', required : get_option('nls')).found() subdir('po') endif subdir('docs') subdir('scripts') base_libraries = ['allocators', 'app', 'audio', 'fft', 'pbutils', 'riff', 'rtp', 'rtsp', 'sdp', 'tag', 'video'] if build_gstgl core_conf.set('HAVE_GL', 1) base_libraries += 'gl' endif pkgconfig_plugins_base_libs_variables = [ 'libraries=' + ' '.join(base_libraries), ] pkgconfig.generate( libraries : [gst_dep], variables : pkgconfig_variables + pkgconfig_plugins_base_libs_variables, uninstalled_variables : pkgconfig_plugins_base_libs_variables, subdirs : pkgconfig_subdirs, name : 'gstreamer-plugins-base-1.0', description : 'Streaming media framework, base plugins libraries', ) # Desperate times, desperate measures... fix up escaping of our variables run_command(meson_pkg_config_file_fixup_script, 'gstreamer-plugins-base-1.0', 'libraries', check: true) if have_orcc update_orc_dist_files = find_program('scripts/update-orc-dist-files.py') orc_update_targets = [] foreach t : orc_targets orc_name = t.get('name') orc_file = t.get('orc-source') header = t.get('header') source = t.get('source') # alias_target() only works with build targets, so can't use run_target() here orc_update_targets += [ custom_target('update-orc-@0@'.format(orc_name), input: [header, source], command: [update_orc_dist_files, orc_file, header, source], output: ['@0@-dist.c'.format(orc_name)]) # not entirely true ] endforeach if orc_update_targets.length() > 0 update_orc_dist_target = alias_target('update-orc-dist', orc_update_targets) endif endif # Set release date if gst_version_nano == 0 extract_release_date = find_program('scripts/extract-release-date-from-doap-file.py') run_result = run_command(extract_release_date, gst_version, files('gst-plugins-base.doap'), check: true) release_date = run_result.stdout().strip() core_conf.set_quoted('GST_PACKAGE_RELEASE_DATETIME', release_date) message('Package release date: ' + release_date) endif if gio_dep.version().version_compare('< 2.67.4') core_conf.set('g_memdup2(ptr,sz)', '(G_LIKELY(((guint64)(sz)) < G_MAXUINT)) ? g_memdup(ptr,sz) : (g_abort(),NULL)') endif # Use core_conf after all subdirs have set values configure_file(output : 'config.h', configuration : core_conf) meson.add_dist_script('scripts/gen-changelog.py', meson.project_name(), '1.20.0', meson.project_version()) plugin_names = [] gst_plugins = [] foreach plugin: plugins pkgconfig.generate(plugin, install_dir: plugins_pkgconfig_install_dir) dep = declare_dependency(link_with: plugin, variables: {'full_path': plugin.full_path()}) meson.override_dependency(plugin.name(), dep) gst_plugins += [dep] if plugin.name().startswith('gst') plugin_names += [plugin.name().substring(3)] else plugin_names += [plugin.name()] endif endforeach summary({ 'Plugins': plugin_names, }, list_sep: ', ')