1 project('gst-plugins-base', 'c',
3 meson_version : '>= 0.59',
4 default_options : [ 'warning_level=1',
5 'buildtype=debugoptimized' ])
7 gst_version = meson.project_version()
8 version_arr = gst_version.split('.')
9 gst_version_major = version_arr[0].to_int()
10 gst_version_minor = version_arr[1].to_int()
11 gst_version_micro = version_arr[2].to_int()
12 if version_arr.length() == 4
13 gst_version_nano = version_arr[3].to_int()
17 gst_version_is_stable = gst_version_minor.is_even()
18 gst_version_is_dev = gst_version_minor % 2 == 1 and gst_version_micro < 90
20 host_system = host_machine.system()
22 have_cxx = add_languages('cpp', native: false, required: false)
24 if host_system in ['ios', 'darwin']
25 have_objc = add_languages('objc', native: false)
30 glib_req = '>= 2.56.0'
33 if gst_version_is_stable
34 gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor)
36 gst_req = '>= ' + gst_version
41 # maintaining compatibility with the previous libtool versioning
42 # current = minor * 100 + micro
43 curversion = gst_version_minor * 100 + gst_version_micro
44 libversion = '@0@.@1@.0'.format(soversion, curversion)
45 osxversion = curversion + 1
47 plugins_install_dir = join_paths(get_option('libdir'), 'gstreamer-1.0')
48 static_build = get_option('default_library') == 'static'
52 cc = meson.get_compiler('c')
54 if cc.get_id() == 'msvc'
56 # Ignore several spurious warnings for things gstreamer does very commonly
57 # If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
58 # If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
59 # NOTE: Only add warnings here if you are sure they're spurious
60 '/wd4018', # implicit signed/unsigned conversion
61 '/wd4146', # unary minus on unsigned (beware INT_MIN)
62 '/wd4244', # lossy type conversion (e.g. double -> int)
63 '/wd4305', # truncating type conversion (e.g. double -> float)
64 cc.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8
66 # Enable some warnings on MSVC to match GCC/Clang behaviour
67 '/w14062', # enumerator 'identifier' in switch of enum 'enumeration' is not handled
68 '/w14101', # 'identifier' : unreferenced local variable
69 '/w14189', # 'identifier' : local variable is initialized but not referenced
71 add_project_arguments(msvc_args, language: ['c', 'cpp'])
72 # Disable SAFESEH with MSVC for plugins and libs that use external deps that
73 # are built with MinGW
74 noseh_link_args = ['/SAFESEH:NO']
79 if cc.has_link_argument('-Wl,-Bsymbolic-functions')
80 add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c')
83 core_conf = configuration_data()
86 if cc.get_id() == 'msvc'
87 export_define = '__declspec(dllexport) extern'
88 elif cc.has_argument('-fvisibility=hidden')
89 add_project_arguments('-fvisibility=hidden', language: 'c')
91 add_project_arguments('-fvisibility=hidden', language: 'objc')
93 export_define = 'extern __attribute__ ((visibility ("default")))'
95 export_define = 'extern'
98 # Passing this through the command line would be too messy
99 core_conf.set('GST_API_EXPORT', export_define)
101 # Disable strict aliasing
102 if cc.has_argument('-fno-strict-aliasing')
103 add_project_arguments('-fno-strict-aliasing', language: 'c')
106 # Define G_DISABLE_DEPRECATED for development versions
107 if gst_version_is_dev
108 message('Disabling deprecated GLib API')
109 add_project_arguments('-DG_DISABLE_DEPRECATED', language: 'c')
112 cast_checks = get_option('gobject-cast-checks')
113 if cast_checks.disabled() or (cast_checks.auto() and not gst_version_is_dev)
114 message('Disabling GLib cast checks')
115 add_project_arguments('-DG_DISABLE_CAST_CHECKS', language: 'c')
118 glib_asserts = get_option('glib-asserts')
119 if glib_asserts.disabled() or (glib_asserts.auto() and not gst_version_is_dev)
120 message('Disabling GLib asserts')
121 add_project_arguments('-DG_DISABLE_ASSERT', language: 'c')
124 glib_checks = get_option('glib-checks')
125 if glib_checks.disabled() or (glib_checks.auto() and not gst_version_is_dev)
126 message('Disabling GLib checks')
127 add_project_arguments('-DG_DISABLE_CHECKS', language: 'c')
130 # These are only needed/used by the ABI tests from core
132 [ 'x86', 'HAVE_CPU_I386' ],
133 [ 'x86_64', 'HAVE_CPU_X86_64' ],
134 [ 'arm', 'HAVE_CPU_ARM' ],
135 [ 'aarch64', 'HAVE_CPU_AARCH64' ],
136 [ 'mips', 'HAVE_CPU_MIPS' ],
137 [ 'powerpc', 'HAVE_CPU_PPC' ],
138 [ 'powerpc64', 'HAVE_CPU_PPC64' ],
139 [ 'alpha', 'HAVE_CPU_ALPHA' ],
140 [ 'sparc', 'HAVE_CPU_SPARC' ],
141 [ 'ia64', 'HAVE_CPU_IA64' ],
142 [ 'hppa', 'HAVE_CPU_HPPA' ],
143 [ 'm68k', 'HAVE_CPU_M68K' ],
144 [ 's390', 'HAVE_CPU_S390' ],
146 foreach h : host_defines
147 if h.get(0) == host_machine.cpu_family()
148 core_conf.set(h.get(1), 1)
151 # FIXME: should really be called HOST_CPU or such
152 core_conf.set_quoted('TARGET_CPU', host_machine.cpu())
155 ['HAVE_DLFCN_H', 'dlfcn.h'],
156 ['HAVE_EMMINTRIN_H', 'emmintrin.h'],
157 ['HAVE_INTTYPES_H', 'inttypes.h'],
158 ['HAVE_MEMORY_H', 'memory.h'],
159 ['HAVE_NETINET_IN_H', 'netinet/in.h'],
160 ['HAVE_NETINET_TCP_H', 'netinet/tcp.h'],
161 ['HAVE_PROCESS_H', 'process.h'],
162 ['HAVE_SMMINTRIN_H', 'smmintrin.h'],
163 ['HAVE_STDINT_H', 'stdint.h'],
164 ['HAVE_STRINGS_H', 'strings.h'],
165 ['HAVE_STRING_H', 'string.h'],
166 ['HAVE_SYS_SOCKET_H', 'sys/socket.h'],
167 ['HAVE_SYS_STAT_H', 'sys/stat.h'],
168 ['HAVE_SYS_TYPES_H', 'sys/types.h'],
169 ['HAVE_SYS_WAIT_H', 'sys/wait.h'],
170 ['HAVE_UNISTD_H', 'unistd.h'],
171 ['HAVE_WINSOCK2_H', 'winsock2.h'],
172 ['HAVE_XMMINTRIN_H', 'xmmintrin.h'],
173 ['HAVE_LINUX_DMA_BUF_H', 'linux/dma-buf.h'],
175 foreach h : check_headers
176 if cc.has_header(h.get(1))
177 core_conf.set(h.get(0), 1)
182 ['HAVE_DCGETTEXT', 'dcgettext', '#include<libintl.h>'],
183 ['HAVE_GMTIME_R', 'gmtime_r', '#include<time.h>'],
184 ['HAVE_LOCALTIME_R', 'localtime_r', '#include<time.h>'],
185 ['HAVE_LRINTF', 'lrintf', '#include<math.h>'],
186 ['HAVE_MMAP', 'mmap', '#include<sys/mman.h>'],
187 ['HAVE_LOG2', 'log2', '#include<math.h>'],
190 libm = cc.find_library('m', required : false)
191 foreach f : check_functions
192 if cc.has_function(f.get(1), prefix : f.get(2), dependencies : libm)
193 core_conf.set(f.get(0), 1)
197 core_conf.set('SIZEOF_CHAR', cc.sizeof('char'))
198 core_conf.set('SIZEOF_INT', cc.sizeof('int'))
199 core_conf.set('SIZEOF_LONG', cc.sizeof('long'))
200 core_conf.set('SIZEOF_SHORT', cc.sizeof('short'))
201 core_conf.set('SIZEOF_VOIDP', cc.sizeof('void*'))
203 core_conf.set_quoted('GETTEXT_PACKAGE', 'gst-plugins-base-1.0')
204 core_conf.set_quoted('LOCALEDIR', join_paths(get_option('prefix'), get_option('localedir')))
205 core_conf.set_quoted('PACKAGE', 'gst-plugins-base')
206 core_conf.set_quoted('VERSION', gst_version)
207 core_conf.set_quoted('PACKAGE_VERSION', gst_version)
208 core_conf.set_quoted('GST_API_VERSION', api_version)
209 core_conf.set_quoted('GST_DATADIR', join_paths(get_option('prefix'), get_option('datadir')))
210 core_conf.set_quoted('GST_LICENSE', 'LGPL')
212 install_plugins_helper = get_option('install_plugins_helper')
213 if install_plugins_helper == ''
214 install_plugins_helper = join_paths(get_option('prefix'),
215 get_option('libexecdir'),
216 'gst-install-plugins-helper')
218 core_conf.set_quoted('GST_INSTALL_PLUGINS_HELPER', install_plugins_helper)
221 '-Wmissing-declarations',
226 '-Wformat-nonliteral',
229 '-Wmissing-include-dirs',
237 '-Wmissing-prototypes',
238 '-Wdeclaration-after-statement',
241 warning_cxx_flags = [
242 '-Waggregate-return',
246 cxx = meson.get_compiler('cpp')
247 foreach extra_arg : warning_cxx_flags
248 if cxx.has_argument (extra_arg)
249 add_project_arguments([extra_arg], language: 'cpp')
254 foreach extra_arg : warning_flags
255 if cc.has_argument (extra_arg)
256 add_project_arguments([extra_arg], language: 'c')
258 if have_cxx and cxx.has_argument (extra_arg)
259 add_project_arguments([extra_arg], language: 'cpp')
263 foreach extra_arg : warning_c_flags
264 if cc.has_argument (extra_arg)
265 add_project_arguments([extra_arg], language: 'c')
269 # GStreamer package name and origin url
270 gst_package_name = get_option('package-name')
271 if gst_package_name == ''
272 if gst_version_nano == 0
273 gst_package_name = 'GStreamer Base Plug-ins source release'
274 elif gst_version_nano == 1
275 gst_package_name = 'GStreamer Base Plug-ins git'
277 gst_package_name = 'GStreamer Base Plug-ins prerelease'
280 core_conf.set_quoted('GST_PACKAGE_NAME', gst_package_name)
281 core_conf.set_quoted('GST_PACKAGE_ORIGIN', get_option('package-origin'))
283 # FIXME: These should be configure options
284 core_conf.set_quoted('DEFAULT_VIDEOSINK', 'autovideosink')
285 core_conf.set_quoted('DEFAULT_AUDIOSINK', 'autoaudiosink')
287 # Set whether the audioresampling method should be detected at runtime
288 core_conf.set('AUDIORESAMPLE_FORMAT_' + get_option('audioresample_format').to_upper(), true)
290 gst_plugins_base_args = ['-DHAVE_CONFIG_H']
291 if get_option('default_library') == 'static'
292 gst_plugins_base_args += ['-DGST_STATIC_COMPILATION']
295 # X11 checks are for sys/ and tests/
296 x11_dep = dependency('x11', required : get_option('x11'))
297 # GLib checks are for the entire project
298 # Almost everything that uses glib also uses gobject
299 glib_deps = [dependency('glib-2.0', version : glib_req, fallback: ['glib', 'libglib_dep']),
300 dependency('gobject-2.0', fallback: ['glib', 'libgobject_dep'])]
301 # GIO is used by the GIO plugin, and by the TCP, SDP, and RTSP plugins
302 gio_dep = dependency('gio-2.0', fallback: ['glib', 'libgio_dep'])
303 giounix_dep = dependency('', required: false)
304 if host_system != 'windows'
305 giounix_dep = dependency('gio-unix-2.0', version : glib_req,
306 fallback: ['glib', 'libgiounix_dep'])
308 gmodule_dep = dependency('gmodule-no-export-2.0',
309 fallback: ['glib', 'libgmodule_dep'])
311 # some of the examples can use gdk-pixbuf and GTK+3
312 gdk_pixbuf_dep = dependency('gdk-pixbuf-2.0', required : get_option('examples'))
313 gtk_dep = dependency('gtk+-3.0', version : '>= 3.10', required : get_option('examples'))
314 # TODO: https://github.com/mesonbuild/meson/issues/3941
315 if not get_option('x11').disabled()
316 gtk_x11_dep = dependency('gtk+-x11-3.0', version : '>= 3.10', required : get_option('examples'))
318 gtk_x11_dep = dependency('', required : false)
320 # gtk+ quartz backend is only available on macOS
321 if host_system == 'darwin'
322 gtk_quartz_dep = dependency('gtk+-quartz-3.0', version : '>= 3.10', required : get_option('examples'))
324 gtk_quartz_dep = dependency('', required : false)
327 core_conf.set('HAVE_X11', x11_dep.found())
328 core_conf.set('HAVE_GIO_UNIX_2_0', giounix_dep.found())
330 if gio_dep.type_name() == 'pkgconfig'
331 core_conf.set_quoted('GIO_MODULE_DIR',
332 gio_dep.get_variable('giomoduledir'))
333 core_conf.set_quoted('GIO_LIBDIR',
334 gio_dep.get_variable('libdir'))
335 core_conf.set_quoted('GIO_PREFIX',
336 gio_dep.get_variable('prefix'))
338 core_conf.set_quoted('GIO_MODULE_DIR', join_paths(get_option('prefix'),
339 get_option('libdir'), 'gio/modules'))
340 core_conf.set_quoted('GIO_LIBDIR', join_paths(get_option('prefix'),
341 get_option('libdir')))
342 core_conf.set_quoted('GIO_PREFIX', join_paths(get_option('prefix')))
345 configinc = include_directories('.')
346 libsinc = include_directories('gst-libs')
348 # To use the subproject make subprojects directory
349 # and put gstreamer meson git there (symlinking is fine)
350 gst_dep = dependency('gstreamer-1.0', version : gst_req,
351 fallback : ['gstreamer', 'gst_dep'])
352 gst_base_dep = dependency('gstreamer-base-1.0', version : gst_req,
353 fallback : ['gstreamer', 'gst_base_dep'])
354 gst_net_dep = dependency('gstreamer-net-1.0', version : gst_req,
355 fallback : ['gstreamer', 'gst_net_dep'])
356 gst_check_dep = dependency('gstreamer-check-1.0', version : gst_req,
357 required : get_option('tests'),
358 fallback : ['gstreamer', 'gst_check_dep'])
359 gst_controller_dep = dependency('gstreamer-controller-1.0', version : gst_req,
360 fallback : ['gstreamer', 'gst_controller_dep'])
365 # Used by various libraries/elements that use Orc code
366 orc_dep = dependency('orc-0.4', version : orc_req, required : get_option('orc'),
367 fallback : ['orc', 'orc_dep'])
368 orcc = find_program('orcc', required : get_option('orc'))
369 if orc_dep.found() and orcc.found()
371 orcc_args = [orcc, '--include', 'glib.h']
372 core_conf.set('HAVE_ORC', 1)
374 message('Orc Compiler not found or disabled, will use backup C code')
375 core_conf.set('DISABLE_ORC', 1)
378 # Used to build SSE* things in audio-resampler
381 sse41_args = '-msse4.1'
383 have_sse = cc.has_argument(sse_args)
384 have_sse2 = cc.has_argument(sse2_args)
385 have_sse41 = cc.has_argument(sse41_args)
387 if host_machine.cpu_family() == 'arm'
389 #include <arm_neon.h>
390 int32x4_t testfunc(int16_t *a, int16_t *b) {
391 asm volatile ("vmull.s16 q0, d0, d0" : : : "q0");
392 return vmull_s16(vld1_s16(a), vld1_s16(b));
394 ''', name : 'NEON support')
395 core_conf.set('HAVE_ARM_NEON', true)
399 if gst_dep.type_name() == 'internal'
400 gst_proj = subproject('gstreamer')
402 if not gst_proj.get_variable('gst_debug')
403 message('GStreamer debug system is disabled')
404 add_project_arguments('-Wno-unused', language: 'c')
406 message('GStreamer debug system is enabled')
409 # We can't check that in the case of subprojects as we won't
410 # be able to build against an internal dependency (which is not built yet)
411 if not cc.compiles('''
412 #include <gst/gstconfig.h>
413 #ifdef GST_DISABLE_GST_DEBUG
414 #error "debugging disabled, make compiler fail"
415 #endif''' , dependencies: gst_dep)
416 message('GStreamer debug system is disabled')
417 add_project_arguments('-Wno-unused', language: 'c')
419 message('GStreamer debug system is enabled')
423 if cc.has_member('struct tcp_info', '__tcpi_reordering', prefix: '#include <netinet/tcp.h>')
424 core_conf.set('HAVE_BSD_TCP_INFO', true)
427 if cc.has_member('struct tcp_info', 'tcpi_reordering', prefix: '#include <netinet/tcp.h>')
428 core_conf.set('HAVE_LINUX_TCP_INFO', true)
431 gir = find_program('g-ir-scanner', required : get_option('introspection'))
432 gnome = import('gnome')
433 build_gir = gir.found() and (not meson.is_cross_build() or get_option('introspection').enabled())
434 gir_init_section = [ '--add-init-section=extern void gst_init(gint*,gchar**);' + \
435 'g_setenv("GST_REGISTRY_DISABLE", "yes", TRUE);' + \
436 'g_setenv("GST_REGISTRY_1.0", "@0@", TRUE);'.format(meson.current_build_dir() + '/gir_empty_registry.reg') + \
437 'g_setenv("GST_PLUGIN_PATH_1_0", "", TRUE);' + \
438 'g_setenv("GST_PLUGIN_SYSTEM_PATH_1_0", "", TRUE);' + \
439 'gst_init(NULL,NULL);', '--quiet']
441 pkgconfig = import('pkgconfig')
442 plugins_pkgconfig_install_dir = join_paths(plugins_install_dir, 'pkgconfig')
443 if get_option('default_library') == 'shared'
444 # If we don't build static plugins there is no need to generate pc files
445 plugins_pkgconfig_install_dir = disabler()
448 pkgconfig_variables = ['exec_prefix=${prefix}',
449 'toolsdir=${exec_prefix}/bin',
450 'pluginsdir=${libdir}/gstreamer-1.0',
451 'datarootdir=${prefix}/share',
452 'datadir=${datarootdir}',
453 'girdir=${datadir}/gir-1.0',
454 'typelibdir=${libdir}/girepository-1.0',
455 'libexecdir=${prefix}/libexec']
456 pkgconfig_subdirs = ['gstreamer-1.0']
458 meson_pkg_config_file_fixup_script = find_program('scripts/meson-pkg-config-file-fixup.py')
460 python3 = import('python').find_installation()
465 if not get_option('tools').disabled()
470 # xgettext is optional (on Windows for instance)
471 if find_program('xgettext', required : get_option('nls')).found()
472 core_conf.set('ENABLE_NLS', 1)
478 base_libraries = ['allocators', 'app', 'audio', 'fft', 'pbutils', 'riff', 'rtp', 'rtsp', 'sdp', 'tag', 'video']
480 base_libraries += 'gl'
483 pkgconfig_plugins_base_libs_variables = [
484 'libraries=' + ' '.join(base_libraries),
488 libraries : [gst_dep],
489 variables : pkgconfig_variables + pkgconfig_plugins_base_libs_variables,
490 uninstalled_variables : pkgconfig_plugins_base_libs_variables,
491 subdirs : pkgconfig_subdirs,
492 name : 'gstreamer-plugins-base-1.0',
493 description : 'Streaming media framework, base plugins libraries',
496 # Desperate times, desperate measures... fix up escaping of our variables
497 run_command(meson_pkg_config_file_fixup_script,
498 'gstreamer-plugins-base-1.0', 'libraries',
502 update_orc_dist_files = find_program('scripts/update-orc-dist-files.py')
504 orc_update_targets = []
505 foreach t : orc_targets
506 orc_name = t.get('name')
507 orc_file = t.get('orc-source')
508 header = t.get('header')
509 source = t.get('source')
510 # alias_target() only works with build targets, so can't use run_target() here
511 orc_update_targets += [
512 custom_target('update-orc-@0@'.format(orc_name),
513 input: [header, source],
514 command: [update_orc_dist_files, orc_file, header, source],
515 output: ['@0@-dist.c'.format(orc_name)]) # not entirely true
519 if orc_update_targets.length() > 0
520 update_orc_dist_target = alias_target('update-orc-dist', orc_update_targets)
525 if gst_version_nano == 0
526 extract_release_date = find_program('scripts/extract-release-date-from-doap-file.py')
527 run_result = run_command(extract_release_date, gst_version, files('gst-plugins-base.doap'), check: true)
528 release_date = run_result.stdout().strip()
529 core_conf.set_quoted('GST_PACKAGE_RELEASE_DATETIME', release_date)
530 message('Package release date: ' + release_date)
533 if gio_dep.version().version_compare('< 2.67.4')
534 core_conf.set('g_memdup2(ptr,sz)', '(G_LIKELY(((guint64)(sz)) < G_MAXUINT)) ? g_memdup(ptr,sz) : (g_abort(),NULL)')
537 # Use core_conf after all subdirs have set values
538 configure_file(output : 'config.h', configuration : core_conf)
541 foreach plugin: plugins
542 if plugin.name().startswith('gst')
543 plugin_names += [plugin.name().substring(3)]
545 plugin_names += [plugin.name()]
550 'Plugins': plugin_names,