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_dev = gst_version_minor % 2 == 1 and gst_version_micro < 90
19 host_system = host_machine.system()
21 have_cxx = add_languages('cpp', native: false, required: false)
23 if host_system in ['ios', 'darwin']
24 have_objc = add_languages('objc', native: false)
29 glib_req = '>= 2.56.0'
31 gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor)
35 # maintaining compatibility with the previous libtool versioning
36 # current = minor * 100 + micro
37 curversion = gst_version_minor * 100 + gst_version_micro
38 libversion = '@0@.@1@.0'.format(soversion, curversion)
39 osxversion = curversion + 1
41 plugins_install_dir = join_paths(get_option('libdir'), 'gstreamer-1.0')
42 static_build = get_option('default_library') == 'static'
46 cc = meson.get_compiler('c')
48 if cc.get_id() == 'msvc'
50 # Ignore several spurious warnings for things gstreamer does very commonly
51 # If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
52 # If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
53 # NOTE: Only add warnings here if you are sure they're spurious
54 '/wd4018', # implicit signed/unsigned conversion
55 '/wd4146', # unary minus on unsigned (beware INT_MIN)
56 '/wd4244', # lossy type conversion (e.g. double -> int)
57 '/wd4305', # truncating type conversion (e.g. double -> float)
58 cc.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8
60 # Enable some warnings on MSVC to match GCC/Clang behaviour
61 '/w14062', # enumerator 'identifier' in switch of enum 'enumeration' is not handled
62 '/w14101', # 'identifier' : unreferenced local variable
63 '/w14189', # 'identifier' : local variable is initialized but not referenced
65 add_project_arguments(msvc_args, language: ['c', 'cpp'])
66 # Disable SAFESEH with MSVC for plugins and libs that use external deps that
67 # are built with MinGW
68 noseh_link_args = ['/SAFESEH:NO']
73 if cc.has_link_argument('-Wl,-Bsymbolic-functions')
74 add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c')
77 core_conf = configuration_data()
80 if cc.get_id() == 'msvc'
81 export_define = '__declspec(dllexport) extern'
82 elif cc.has_argument('-fvisibility=hidden')
83 add_project_arguments('-fvisibility=hidden', language: 'c')
85 add_project_arguments('-fvisibility=hidden', language: 'objc')
87 export_define = 'extern __attribute__ ((visibility ("default")))'
89 export_define = 'extern'
92 # Passing this through the command line would be too messy
93 core_conf.set('GST_API_EXPORT', export_define)
95 # Disable strict aliasing
96 if cc.has_argument('-fno-strict-aliasing')
97 add_project_arguments('-fno-strict-aliasing', language: 'c')
100 # Define G_DISABLE_DEPRECATED for development versions
101 if gst_version_is_dev
102 message('Disabling deprecated GLib API')
103 add_project_arguments('-DG_DISABLE_DEPRECATED', language: 'c')
106 cast_checks = get_option('gobject-cast-checks')
107 if cast_checks.disabled() or (cast_checks.auto() and not gst_version_is_dev)
108 message('Disabling GLib cast checks')
109 add_project_arguments('-DG_DISABLE_CAST_CHECKS', language: 'c')
112 glib_asserts = get_option('glib-asserts')
113 if glib_asserts.disabled() or (glib_asserts.auto() and not gst_version_is_dev)
114 message('Disabling GLib asserts')
115 add_project_arguments('-DG_DISABLE_ASSERT', language: 'c')
118 glib_checks = get_option('glib-checks')
119 if glib_checks.disabled() or (glib_checks.auto() and not gst_version_is_dev)
120 message('Disabling GLib checks')
121 add_project_arguments('-DG_DISABLE_CHECKS', language: 'c')
124 # These are only needed/used by the ABI tests from core
126 [ 'x86', 'HAVE_CPU_I386' ],
127 [ 'x86_64', 'HAVE_CPU_X86_64' ],
128 [ 'arm', 'HAVE_CPU_ARM' ],
129 [ 'aarch64', 'HAVE_CPU_AARCH64' ],
130 [ 'mips', 'HAVE_CPU_MIPS' ],
131 [ 'powerpc', 'HAVE_CPU_PPC' ],
132 [ 'powerpc64', 'HAVE_CPU_PPC64' ],
133 [ 'alpha', 'HAVE_CPU_ALPHA' ],
134 [ 'sparc', 'HAVE_CPU_SPARC' ],
135 [ 'ia64', 'HAVE_CPU_IA64' ],
136 [ 'hppa', 'HAVE_CPU_HPPA' ],
137 [ 'm68k', 'HAVE_CPU_M68K' ],
138 [ 's390', 'HAVE_CPU_S390' ],
140 foreach h : host_defines
141 if h.get(0) == host_machine.cpu_family()
142 core_conf.set(h.get(1), 1)
145 # FIXME: should really be called HOST_CPU or such
146 core_conf.set_quoted('TARGET_CPU', host_machine.cpu())
149 ['HAVE_DLFCN_H', 'dlfcn.h'],
150 ['HAVE_EMMINTRIN_H', 'emmintrin.h'],
151 ['HAVE_INTTYPES_H', 'inttypes.h'],
152 ['HAVE_MEMORY_H', 'memory.h'],
153 ['HAVE_NETINET_IN_H', 'netinet/in.h'],
154 ['HAVE_NETINET_TCP_H', 'netinet/tcp.h'],
155 ['HAVE_PROCESS_H', 'process.h'],
156 ['HAVE_SMMINTRIN_H', 'smmintrin.h'],
157 ['HAVE_STDINT_H', 'stdint.h'],
158 ['HAVE_STRINGS_H', 'strings.h'],
159 ['HAVE_STRING_H', 'string.h'],
160 ['HAVE_SYS_SOCKET_H', 'sys/socket.h'],
161 ['HAVE_SYS_STAT_H', 'sys/stat.h'],
162 ['HAVE_SYS_TYPES_H', 'sys/types.h'],
163 ['HAVE_SYS_WAIT_H', 'sys/wait.h'],
164 ['HAVE_UNISTD_H', 'unistd.h'],
165 ['HAVE_WINSOCK2_H', 'winsock2.h'],
166 ['HAVE_XMMINTRIN_H', 'xmmintrin.h'],
167 ['HAVE_LINUX_DMA_BUF_H', 'linux/dma-buf.h'],
169 foreach h : check_headers
170 if cc.has_header(h.get(1))
171 core_conf.set(h.get(0), 1)
176 ['HAVE_DCGETTEXT', 'dcgettext', '#include<libintl.h>'],
177 ['HAVE_GMTIME_R', 'gmtime_r', '#include<time.h>'],
178 ['HAVE_LOCALTIME_R', 'localtime_r', '#include<time.h>'],
179 ['HAVE_LRINTF', 'lrintf', '#include<math.h>'],
180 ['HAVE_MMAP', 'mmap', '#include<sys/mman.h>'],
181 ['HAVE_LOG2', 'log2', '#include<math.h>'],
184 libm = cc.find_library('m', required : false)
185 foreach f : check_functions
186 if cc.has_function(f.get(1), prefix : f.get(2), dependencies : libm)
187 core_conf.set(f.get(0), 1)
191 core_conf.set('SIZEOF_CHAR', cc.sizeof('char'))
192 core_conf.set('SIZEOF_INT', cc.sizeof('int'))
193 core_conf.set('SIZEOF_LONG', cc.sizeof('long'))
194 core_conf.set('SIZEOF_SHORT', cc.sizeof('short'))
195 core_conf.set('SIZEOF_VOIDP', cc.sizeof('void*'))
197 core_conf.set_quoted('GETTEXT_PACKAGE', 'gst-plugins-base-1.0')
198 core_conf.set_quoted('LOCALEDIR', join_paths(get_option('prefix'), get_option('localedir')))
199 core_conf.set_quoted('PACKAGE', 'gst-plugins-base')
200 core_conf.set_quoted('VERSION', gst_version)
201 core_conf.set_quoted('PACKAGE_VERSION', gst_version)
202 core_conf.set_quoted('GST_API_VERSION', api_version)
203 core_conf.set_quoted('GST_DATADIR', join_paths(get_option('prefix'), get_option('datadir')))
204 core_conf.set_quoted('GST_LICENSE', 'LGPL')
206 install_plugins_helper = get_option('install_plugins_helper')
207 if install_plugins_helper == ''
208 install_plugins_helper = join_paths(get_option('prefix'),
209 get_option('libexecdir'),
210 'gst-install-plugins-helper')
212 core_conf.set_quoted('GST_INSTALL_PLUGINS_HELPER', install_plugins_helper)
215 '-Wmissing-declarations',
220 '-Wformat-nonliteral',
223 '-Wmissing-include-dirs',
231 '-Wmissing-prototypes',
232 '-Wdeclaration-after-statement',
235 warning_cxx_flags = [
236 '-Waggregate-return',
240 cxx = meson.get_compiler('cpp')
241 foreach extra_arg : warning_cxx_flags
242 if cxx.has_argument (extra_arg)
243 add_project_arguments([extra_arg], language: 'cpp')
248 foreach extra_arg : warning_flags
249 if cc.has_argument (extra_arg)
250 add_project_arguments([extra_arg], language: 'c')
252 if have_cxx and cxx.has_argument (extra_arg)
253 add_project_arguments([extra_arg], language: 'cpp')
257 foreach extra_arg : warning_c_flags
258 if cc.has_argument (extra_arg)
259 add_project_arguments([extra_arg], language: 'c')
263 # GStreamer package name and origin url
264 gst_package_name = get_option('package-name')
265 if gst_package_name == ''
266 if gst_version_nano == 0
267 gst_package_name = 'GStreamer Base Plug-ins source release'
268 elif gst_version_nano == 1
269 gst_package_name = 'GStreamer Base Plug-ins git'
271 gst_package_name = 'GStreamer Base Plug-ins prerelease'
274 core_conf.set_quoted('GST_PACKAGE_NAME', gst_package_name)
275 core_conf.set_quoted('GST_PACKAGE_ORIGIN', get_option('package-origin'))
277 # FIXME: These should be configure options
278 core_conf.set_quoted('DEFAULT_VIDEOSINK', 'autovideosink')
279 core_conf.set_quoted('DEFAULT_AUDIOSINK', 'autoaudiosink')
281 # Set whether the audioresampling method should be detected at runtime
282 core_conf.set('AUDIORESAMPLE_FORMAT_' + get_option('audioresample_format').to_upper(), true)
284 gst_plugins_base_args = ['-DHAVE_CONFIG_H']
285 if get_option('default_library') == 'static'
286 gst_plugins_base_args += ['-DGST_STATIC_COMPILATION']
289 # X11 checks are for sys/ and tests/
290 x11_dep = dependency('x11', required : get_option('x11'))
291 # GLib checks are for the entire project
292 # Almost everything that uses glib also uses gobject
293 glib_deps = [dependency('glib-2.0', version : glib_req, fallback: ['glib', 'libglib_dep']),
294 dependency('gobject-2.0', fallback: ['glib', 'libgobject_dep'])]
295 # GIO is used by the GIO plugin, and by the TCP, SDP, and RTSP plugins
296 gio_dep = dependency('gio-2.0', fallback: ['glib', 'libgio_dep'])
297 giounix_dep = dependency('', required: false)
298 if host_system != 'windows'
299 giounix_dep = dependency('gio-unix-2.0', version : glib_req,
300 fallback: ['glib', 'libgiounix_dep'])
302 gmodule_dep = dependency('gmodule-no-export-2.0',
303 fallback: ['glib', 'libgmodule_dep'])
305 # some of the examples can use gdk-pixbuf and GTK+3
306 gdk_pixbuf_dep = dependency('gdk-pixbuf-2.0', required : get_option('examples'))
307 gtk_dep = dependency('gtk+-3.0', version : '>= 3.10', required : get_option('examples'))
308 # TODO: https://github.com/mesonbuild/meson/issues/3941
309 if not get_option('x11').disabled()
310 gtk_x11_dep = dependency('gtk+-x11-3.0', version : '>= 3.10', required : get_option('examples'))
312 gtk_x11_dep = dependency('', required : false)
314 # gtk+ quartz backend is only available on macOS
315 if host_system == 'darwin'
316 gtk_quartz_dep = dependency('gtk+-quartz-3.0', version : '>= 3.10', required : get_option('examples'))
318 gtk_quartz_dep = dependency('', required : false)
321 core_conf.set('HAVE_X11', x11_dep.found())
322 core_conf.set('HAVE_GIO_UNIX_2_0', giounix_dep.found())
324 if gio_dep.type_name() == 'pkgconfig'
325 core_conf.set_quoted('GIO_MODULE_DIR',
326 gio_dep.get_pkgconfig_variable('giomoduledir'))
327 core_conf.set_quoted('GIO_LIBDIR',
328 gio_dep.get_pkgconfig_variable('libdir'))
329 core_conf.set_quoted('GIO_PREFIX',
330 gio_dep.get_pkgconfig_variable('prefix'))
332 core_conf.set_quoted('GIO_MODULE_DIR', join_paths(get_option('prefix'),
333 get_option('libdir'), 'gio/modules'))
334 core_conf.set_quoted('GIO_LIBDIR', join_paths(get_option('prefix'),
335 get_option('libdir')))
336 core_conf.set_quoted('GIO_PREFIX', join_paths(get_option('prefix')))
339 configinc = include_directories('.')
340 libsinc = include_directories('gst-libs')
342 # To use the subproject make subprojects directory
343 # and put gstreamer meson git there (symlinking is fine)
344 gst_dep = dependency('gstreamer-1.0', version : gst_req,
345 fallback : ['gstreamer', 'gst_dep'])
346 gst_base_dep = dependency('gstreamer-base-1.0', version : gst_req,
347 fallback : ['gstreamer', 'gst_base_dep'])
348 gst_net_dep = dependency('gstreamer-net-1.0', version : gst_req,
349 fallback : ['gstreamer', 'gst_net_dep'])
350 gst_check_dep = dependency('gstreamer-check-1.0', version : gst_req,
351 required : get_option('tests'),
352 fallback : ['gstreamer', 'gst_check_dep'])
353 gst_controller_dep = dependency('gstreamer-controller-1.0', version : gst_req,
354 fallback : ['gstreamer', 'gst_controller_dep'])
359 # Used by various libraries/elements that use Orc code
360 orc_dep = dependency('orc-0.4', version : orc_req, required : get_option('orc'),
361 fallback : ['orc', 'orc_dep'])
362 orcc = find_program('orcc', required : get_option('orc'))
363 if orc_dep.found() and orcc.found()
365 orcc_args = [orcc, '--include', 'glib.h']
366 core_conf.set('HAVE_ORC', 1)
368 message('Orc Compiler not found or disabled, will use backup C code')
369 core_conf.set('DISABLE_ORC', 1)
372 # Used to build SSE* things in audio-resampler
375 sse41_args = '-msse4.1'
377 have_sse = cc.has_argument(sse_args)
378 have_sse2 = cc.has_argument(sse2_args)
379 have_sse41 = cc.has_argument(sse41_args)
381 if host_machine.cpu_family() == 'arm'
383 #include <arm_neon.h>
384 int32x4_t testfunc(int16_t *a, int16_t *b) {
385 asm volatile ("vmull.s16 q0, d0, d0" : : : "q0");
386 return vmull_s16(vld1_s16(a), vld1_s16(b));
388 ''', name : 'NEON support')
389 core_conf.set('HAVE_ARM_NEON', true)
393 if gst_dep.type_name() == 'internal'
394 gst_proj = subproject('gstreamer')
396 if not gst_proj.get_variable('gst_debug')
397 message('GStreamer debug system is disabled')
398 add_project_arguments('-Wno-unused', language: 'c')
400 message('GStreamer debug system is enabled')
403 # We can't check that in the case of subprojects as we won't
404 # be able to build against an internal dependency (which is not built yet)
405 if not cc.compiles('''
406 #include <gst/gstconfig.h>
407 #ifdef GST_DISABLE_GST_DEBUG
408 #error "debugging disabled, make compiler fail"
409 #endif''' , dependencies: gst_dep)
410 message('GStreamer debug system is disabled')
411 add_project_arguments('-Wno-unused', language: 'c')
413 message('GStreamer debug system is enabled')
417 if cc.has_member('struct tcp_info', '__tcpi_reordering', prefix: '#include <netinet/tcp.h>')
418 core_conf.set('HAVE_BSD_TCP_INFO', true)
421 if cc.has_member('struct tcp_info', 'tcpi_reordering', prefix: '#include <netinet/tcp.h>')
422 core_conf.set('HAVE_LINUX_TCP_INFO', true)
425 gir = find_program('g-ir-scanner', required : get_option('introspection'))
426 gnome = import('gnome')
427 build_gir = gir.found() and (not meson.is_cross_build() or get_option('introspection').enabled())
428 gir_init_section = [ '--add-init-section=extern void gst_init(gint*,gchar**);' + \
429 'g_setenv("GST_REGISTRY_DISABLE", "yes", TRUE);' + \
430 'g_setenv("GST_REGISTRY_1.0", "@0@", TRUE);'.format(meson.current_build_dir() + '/gir_empty_registry.reg') + \
431 'g_setenv("GST_PLUGIN_PATH_1_0", "", TRUE);' + \
432 'g_setenv("GST_PLUGIN_SYSTEM_PATH_1_0", "", TRUE);' + \
433 'gst_init(NULL,NULL);', '--quiet']
435 pkgconfig = import('pkgconfig')
436 plugins_pkgconfig_install_dir = join_paths(plugins_install_dir, 'pkgconfig')
437 if get_option('default_library') == 'shared'
438 # If we don't build static plugins there is no need to generate pc files
439 plugins_pkgconfig_install_dir = disabler()
442 pkgconfig_variables = ['exec_prefix=${prefix}',
443 'toolsdir=${exec_prefix}/bin',
444 'pluginsdir=${libdir}/gstreamer-1.0',
445 'datarootdir=${prefix}/share',
446 'datadir=${datarootdir}',
447 'girdir=${datadir}/gir-1.0',
448 'typelibdir=${libdir}/girepository-1.0',
449 'libexecdir=${prefix}/libexec']
450 pkgconfig_subdirs = ['gstreamer-1.0']
452 meson_pkg_config_file_fixup_script = find_program('scripts/meson-pkg-config-file-fixup.py')
454 python3 = import('python').find_installation()
459 if not get_option('tools').disabled()
464 # xgettext is optional (on Windows for instance)
465 if find_program('xgettext', required : get_option('nls')).found()
466 core_conf.set('ENABLE_NLS', 1)
472 base_libraries = ['allocators', 'app', 'audio', 'fft', 'pbutils', 'riff', 'rtp', 'rtsp', 'sdp', 'tag', 'video']
474 base_libraries += 'gl'
477 pkgconfig_plugins_base_libs_variables = [
478 'libraries=' + ' '.join(base_libraries),
482 libraries : [gst_dep],
483 variables : pkgconfig_variables + pkgconfig_plugins_base_libs_variables,
484 uninstalled_variables : pkgconfig_plugins_base_libs_variables,
485 subdirs : pkgconfig_subdirs,
486 name : 'gstreamer-plugins-base-1.0',
487 description : 'Streaming media framework, base plugins libraries',
490 # Desperate times, desperate measures... fix up escaping of our variables
491 run_command(meson_pkg_config_file_fixup_script,
492 'gstreamer-plugins-base-1.0', 'libraries',
496 update_orc_dist_files = find_program('scripts/update-orc-dist-files.py')
498 orc_update_targets = []
499 foreach t : orc_targets
500 orc_name = t.get('name')
501 orc_file = t.get('orc-source')
502 header = t.get('header')
503 source = t.get('source')
504 # alias_target() only works with build targets, so can't use run_target() here
505 orc_update_targets += [
506 custom_target('update-orc-@0@'.format(orc_name),
507 input: [header, source],
508 command: [update_orc_dist_files, orc_file, header, source],
509 output: ['@0@-dist.c'.format(orc_name)]) # not entirely true
513 if meson.version().version_compare('>= 0.52')
514 update_orc_dist_target = alias_target('update-orc-dist', orc_update_targets)
519 if gst_version_nano == 0
520 extract_release_date = find_program('scripts/extract-release-date-from-doap-file.py')
521 run_result = run_command(extract_release_date, gst_version, files('gst-plugins-base.doap'))
522 if run_result.returncode() == 0
523 release_date = run_result.stdout().strip()
524 core_conf.set_quoted('GST_PACKAGE_RELEASE_DATETIME', release_date)
525 message('Package release date: ' + release_date)
527 # Error out if our release can't be found in the .doap file
528 error(run_result.stderr())
532 if gio_dep.version().version_compare('< 2.67.4')
533 core_conf.set('g_memdup2(ptr,sz)', '(G_LIKELY(((guint64)(sz)) < G_MAXUINT)) ? g_memdup(ptr,sz) : (g_abort(),NULL)')
536 # Use core_conf after all subdirs have set values
537 configure_file(output : 'config.h', configuration : core_conf)
539 if meson.version().version_compare('>= 0.54')
541 foreach plugin: plugins
542 # FIXME: Use str.subtring() when we can depend on Meson 0.56
543 split = plugin.name().split('gst')
544 if split.length() == 2
545 plugin_names += [split[1]]
547 warning('Need substring API in meson >= 0.56 to properly parse plugin name: ' + plugin.name())
548 plugin_names += [plugin.name()]
551 summary({'Plugins':plugin_names}, list_sep: ', ')