1 project('gst-plugins-base', 'c',
3 meson_version : '>= 0.62',
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 = '>= 2.62.0'
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
68 # Enable some warnings on MSVC to match GCC/Clang behaviour
69 msvc_args += cc.get_supported_arguments([
70 '/we4002', # too many actual parameters for macro 'identifier'
71 '/we4003', # not enough actual parameters for macro 'identifier'
72 '/we4013', # 'function' undefined; assuming extern returning int
73 '/we4020', # 'function' : too many actual parameters
74 '/we4027', # function declared without formal parameter list
75 '/we4029', # declared formal parameter list different from definition
76 '/we4033', # 'function' must return a value
77 '/we4045', # 'array' : array bounds overflow
78 '/we4047', # 'operator' : 'identifier1' differs in levels of indirection from 'identifier2'
79 '/we4053', # one void operand for '?:'
80 '/we4062', # enumerator 'identifier' in switch of enum 'enumeration' is not handled
81 '/we4098', # 'function' : void function returning a value
82 '/we4101', # 'identifier' : unreferenced local variable
83 '/we4189', # 'identifier' : local variable is initialized but not referenced
86 add_project_arguments(msvc_args, language: ['c', 'cpp'])
87 # Disable SAFESEH with MSVC for plugins and libs that use external deps that
88 # are built with MinGW
89 noseh_link_args = ['/SAFESEH:NO']
94 if cc.has_link_argument('-Wl,-Bsymbolic-functions')
95 add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c')
98 # glib doesn't support unloading, which means that unloading and reloading
99 # any library that registers static types will fail
100 if cc.has_link_argument('-Wl,-z,nodelete')
101 add_project_link_arguments('-Wl,-z,nodelete', language: 'c')
104 core_conf = configuration_data()
105 core_conf.set('ENABLE_NLS', 1)
108 if cc.has_argument('-fvisibility=hidden')
109 add_project_arguments('-fvisibility=hidden', language: 'c')
111 add_project_arguments('-fvisibility=hidden', language: 'objc')
115 # Disable strict aliasing
116 if cc.has_argument('-fno-strict-aliasing')
117 add_project_arguments('-fno-strict-aliasing', language: 'c')
120 # Define G_DISABLE_DEPRECATED for development versions
121 if gst_version_is_dev
122 message('Disabling deprecated GLib API')
123 add_project_arguments('-DG_DISABLE_DEPRECATED', language: 'c')
126 cast_checks = get_option('gobject-cast-checks')
127 if cast_checks.disabled() or (cast_checks.auto() and not gst_version_is_dev)
128 message('Disabling GLib cast checks')
129 add_project_arguments('-DG_DISABLE_CAST_CHECKS', language: 'c')
132 glib_asserts = get_option('glib-asserts')
133 if glib_asserts.disabled() or (glib_asserts.auto() and not gst_version_is_dev)
134 message('Disabling GLib asserts')
135 add_project_arguments('-DG_DISABLE_ASSERT', language: 'c')
138 glib_checks = get_option('glib-checks')
139 if glib_checks.disabled() or (glib_checks.auto() and not gst_version_is_dev)
140 message('Disabling GLib checks')
141 add_project_arguments('-DG_DISABLE_CHECKS', language: 'c')
144 # These are only needed/used by the ABI tests from core
146 [ 'x86', 'HAVE_CPU_I386' ],
147 [ 'x86_64', 'HAVE_CPU_X86_64' ],
148 [ 'arm', 'HAVE_CPU_ARM' ],
149 [ 'aarch64', 'HAVE_CPU_AARCH64' ],
150 [ 'mips', 'HAVE_CPU_MIPS' ],
151 [ 'powerpc', 'HAVE_CPU_PPC' ],
152 [ 'powerpc64', 'HAVE_CPU_PPC64' ],
153 [ 'alpha', 'HAVE_CPU_ALPHA' ],
154 [ 'sparc', 'HAVE_CPU_SPARC' ],
155 [ 'ia64', 'HAVE_CPU_IA64' ],
156 [ 'hppa', 'HAVE_CPU_HPPA' ],
157 [ 'm68k', 'HAVE_CPU_M68K' ],
158 [ 's390', 'HAVE_CPU_S390' ],
160 foreach h : host_defines
161 if h.get(0) == host_machine.cpu_family()
162 core_conf.set(h.get(1), 1)
165 # FIXME: should really be called HOST_CPU or such
166 core_conf.set_quoted('TARGET_CPU', host_machine.cpu())
169 ['HAVE_DLFCN_H', 'dlfcn.h'],
170 ['HAVE_EMMINTRIN_H', 'emmintrin.h'],
171 ['HAVE_INTTYPES_H', 'inttypes.h'],
172 ['HAVE_MEMORY_H', 'memory.h'],
173 ['HAVE_NETINET_IN_H', 'netinet/in.h'],
174 ['HAVE_NETINET_TCP_H', 'netinet/tcp.h'],
175 ['HAVE_PROCESS_H', 'process.h'],
176 ['HAVE_SMMINTRIN_H', 'smmintrin.h'],
177 ['HAVE_STDINT_H', 'stdint.h'],
178 ['HAVE_STRINGS_H', 'strings.h'],
179 ['HAVE_STRING_H', 'string.h'],
180 ['HAVE_SYS_SOCKET_H', 'sys/socket.h'],
181 ['HAVE_SYS_STAT_H', 'sys/stat.h'],
182 ['HAVE_SYS_TYPES_H', 'sys/types.h'],
183 ['HAVE_SYS_WAIT_H', 'sys/wait.h'],
184 ['HAVE_UNISTD_H', 'unistd.h'],
185 ['HAVE_WINSOCK2_H', 'winsock2.h'],
186 ['HAVE_XMMINTRIN_H', 'xmmintrin.h'],
187 ['HAVE_LINUX_DMA_BUF_H', 'linux/dma-buf.h'],
189 foreach h : check_headers
190 if cc.has_header(h.get(1))
191 core_conf.set(h.get(0), 1)
196 ['HAVE_DCGETTEXT', 'dcgettext', '#include<libintl.h>'],
197 ['HAVE_GMTIME_R', 'gmtime_r', '#include<time.h>'],
198 ['HAVE_LOCALTIME_R', 'localtime_r', '#include<time.h>'],
199 ['HAVE_LRINTF', 'lrintf', '#include<math.h>'],
200 ['HAVE_MMAP', 'mmap', '#include<sys/mman.h>'],
201 ['HAVE_LOG2', 'log2', '#include<math.h>'],
204 libm = cc.find_library('m', required : false)
205 foreach f : check_functions
206 if cc.has_function(f.get(1), prefix : f.get(2), dependencies : libm)
207 core_conf.set(f.get(0), 1)
211 core_conf.set('SIZEOF_CHAR', cc.sizeof('char'))
212 core_conf.set('SIZEOF_INT', cc.sizeof('int'))
213 core_conf.set('SIZEOF_LONG', cc.sizeof('long'))
214 core_conf.set('SIZEOF_SHORT', cc.sizeof('short'))
215 core_conf.set('SIZEOF_VOIDP', cc.sizeof('void*'))
217 core_conf.set_quoted('GETTEXT_PACKAGE', 'gst-plugins-base-1.0')
218 core_conf.set_quoted('LOCALEDIR', join_paths(get_option('prefix'), get_option('localedir')))
219 core_conf.set_quoted('PACKAGE', 'gst-plugins-base')
220 core_conf.set_quoted('VERSION', gst_version)
221 core_conf.set_quoted('PACKAGE_VERSION', gst_version)
222 core_conf.set_quoted('GST_API_VERSION', api_version)
223 core_conf.set_quoted('GST_DATADIR', join_paths(get_option('prefix'), get_option('datadir')))
224 core_conf.set_quoted('GST_LICENSE', 'LGPL')
226 install_plugins_helper = get_option('install_plugins_helper')
227 if install_plugins_helper == ''
228 install_plugins_helper = join_paths(get_option('prefix'),
229 get_option('libexecdir'),
230 'gst-install-plugins-helper')
232 core_conf.set_quoted('GST_INSTALL_PLUGINS_HELPER', install_plugins_helper)
235 '-Wmissing-declarations',
240 '-Wformat-nonliteral',
243 '-Wmissing-include-dirs',
251 '-Wmissing-prototypes',
254 warning_cxx_flags = [
255 '-Waggregate-return',
259 cxx = meson.get_compiler('cpp')
260 foreach extra_arg : warning_cxx_flags
261 if cxx.has_argument (extra_arg)
262 add_project_arguments([extra_arg], language: 'cpp')
267 foreach extra_arg : warning_flags
268 if cc.has_argument (extra_arg)
269 add_project_arguments([extra_arg], language: 'c')
271 if have_cxx and cxx.has_argument (extra_arg)
272 add_project_arguments([extra_arg], language: 'cpp')
276 foreach extra_arg : warning_c_flags
277 if cc.has_argument (extra_arg)
278 add_project_arguments([extra_arg], language: 'c')
282 # GStreamer package name and origin url
283 gst_package_name = get_option('package-name')
284 if gst_package_name == ''
285 if gst_version_nano == 0
286 gst_package_name = 'GStreamer Base Plug-ins source release'
287 elif gst_version_nano == 1
288 gst_package_name = 'GStreamer Base Plug-ins git'
290 gst_package_name = 'GStreamer Base Plug-ins prerelease'
293 core_conf.set_quoted('GST_PACKAGE_NAME', gst_package_name)
294 core_conf.set_quoted('GST_PACKAGE_ORIGIN', get_option('package-origin'))
296 # FIXME: These should be configure options
297 core_conf.set_quoted('DEFAULT_VIDEOSINK', 'autovideosink')
298 core_conf.set_quoted('DEFAULT_AUDIOSINK', 'autoaudiosink')
300 # Set whether the audioresampling method should be detected at runtime
301 core_conf.set('AUDIORESAMPLE_FORMAT_' + get_option('audioresample_format').to_upper(), true)
303 gst_plugins_base_args = ['-DHAVE_CONFIG_H']
304 if get_option('default_library') == 'static'
305 gst_plugins_base_args += ['-DGST_STATIC_COMPILATION']
308 # X11 checks are for sys/ and tests/
309 x11_dep = dependency('x11', required : get_option('x11'))
310 # GIO is used by the GIO plugin, and by the TCP, SDP, and RTSP plugins
311 gio_dep = dependency('gio-2.0', version: glib_req)
312 giounix_dep = dependency('', required: false)
313 if host_system != 'windows'
314 giounix_dep = dependency('gio-unix-2.0')
316 gmodule_dep = dependency('gmodule-no-export-2.0')
318 # some of the examples can use gdk-pixbuf and GTK+3
319 gdk_pixbuf_dep = dependency('gdk-pixbuf-2.0', required : get_option('examples'))
320 gtk_dep = dependency('gtk+-3.0', version : '>= 3.10', required : get_option('examples'))
321 # TODO: https://github.com/mesonbuild/meson/issues/3941
322 if not get_option('x11').disabled()
323 gtk_x11_dep = dependency('gtk+-x11-3.0', version : '>= 3.10', required : get_option('examples'))
325 gtk_x11_dep = dependency('', required : false)
327 # gtk+ quartz backend is only available on macOS
328 if host_system == 'darwin'
329 gtk_quartz_dep = dependency('gtk+-quartz-3.0', version : '>= 3.10', required : get_option('examples'))
331 gtk_quartz_dep = dependency('', required : false)
334 core_conf.set('HAVE_X11', x11_dep.found())
335 core_conf.set('HAVE_GIO_UNIX_2_0', giounix_dep.found())
337 if gio_dep.type_name() == 'pkgconfig'
338 core_conf.set_quoted('GIO_MODULE_DIR',
339 gio_dep.get_variable('giomoduledir'))
340 core_conf.set_quoted('GIO_LIBDIR',
341 gio_dep.get_variable('libdir'))
342 core_conf.set_quoted('GIO_PREFIX',
343 gio_dep.get_variable('prefix'))
345 core_conf.set_quoted('GIO_MODULE_DIR', join_paths(get_option('prefix'),
346 get_option('libdir'), 'gio/modules'))
347 core_conf.set_quoted('GIO_LIBDIR', join_paths(get_option('prefix'),
348 get_option('libdir')))
349 core_conf.set_quoted('GIO_PREFIX', join_paths(get_option('prefix')))
352 configinc = include_directories('.')
353 libsinc = include_directories('gst-libs')
355 # To use the subproject make subprojects directory
356 # and put gstreamer meson git there (symlinking is fine)
357 gst_dep = dependency('gstreamer-1.0', version : gst_req,
358 fallback : ['gstreamer', 'gst_dep'])
359 gst_base_dep = dependency('gstreamer-base-1.0', version : gst_req,
360 fallback : ['gstreamer', 'gst_base_dep'])
361 gst_net_dep = dependency('gstreamer-net-1.0', version : gst_req,
362 fallback : ['gstreamer', 'gst_net_dep'])
363 gst_check_dep = dependency('gstreamer-check-1.0', version : gst_req,
364 required : get_option('tests'),
365 fallback : ['gstreamer', 'gst_check_dep'])
366 gst_controller_dep = dependency('gstreamer-controller-1.0', version : gst_req,
367 fallback : ['gstreamer', 'gst_controller_dep'])
372 # Used by various libraries/elements that use Orc code
373 orc_dep = dependency('orc-0.4', version : orc_req, required : get_option('orc'),
374 fallback : ['orc', 'orc_dep'])
375 orcc = find_program('orcc', required : get_option('orc'))
376 if orc_dep.found() and orcc.found()
378 orcc_args = [orcc, '--include', 'glib.h']
379 core_conf.set('HAVE_ORC', 1)
381 message('Orc Compiler not found or disabled, will use backup C code')
382 core_conf.set('DISABLE_ORC', 1)
385 # Used to build SSE* things in audio-resampler
388 sse41_args = '-msse4.1'
390 have_sse = cc.has_argument(sse_args)
391 have_sse2 = cc.has_argument(sse2_args)
392 have_sse41 = cc.has_argument(sse41_args)
394 if host_machine.cpu_family() == 'arm'
396 #include <arm_neon.h>
397 int32x4_t testfunc(int16_t *a, int16_t *b) {
398 asm volatile ("vmull.s16 q0, d0, d0" : : : "q0");
399 return vmull_s16(vld1_s16(a), vld1_s16(b));
401 ''', name : 'NEON support')
402 core_conf.set('HAVE_ARM_NEON', true)
406 if gst_dep.type_name() == 'internal'
407 gst_proj = subproject('gstreamer')
409 if not gst_proj.get_variable('gst_debug')
410 message('GStreamer debug system is disabled')
411 add_project_arguments('-Wno-unused', language: 'c')
413 message('GStreamer debug system is enabled')
416 # We can't check that in the case of subprojects as we won't
417 # be able to build against an internal dependency (which is not built yet)
418 if not cc.compiles('''
419 #include <gst/gstconfig.h>
420 #ifdef GST_DISABLE_GST_DEBUG
421 #error "debugging disabled, make compiler fail"
422 #endif''' , dependencies: gst_dep)
423 message('GStreamer debug system is disabled')
424 add_project_arguments('-Wno-unused', language: 'c')
426 message('GStreamer debug system is enabled')
430 if cc.has_member('struct tcp_info', '__tcpi_reordering', prefix: '#include <netinet/tcp.h>')
431 core_conf.set('HAVE_BSD_TCP_INFO', true)
434 if cc.has_member('struct tcp_info', 'tcpi_reordering', prefix: '#include <netinet/tcp.h>')
435 core_conf.set('HAVE_LINUX_TCP_INFO', true)
438 gir = find_program('g-ir-scanner', required : get_option('introspection'))
439 gnome = import('gnome')
440 build_gir = gir.found() and (not meson.is_cross_build() or get_option('introspection').enabled())
441 gir_init_section = [ '--add-init-section=extern void gst_init(gint*,gchar**);' + \
442 'g_setenv("GST_REGISTRY_DISABLE", "yes", TRUE);' + \
443 'g_setenv("GST_REGISTRY_1.0", "@0@", TRUE);'.format(meson.current_build_dir() + '/gir_empty_registry.reg') + \
444 'g_setenv("GST_PLUGIN_PATH_1_0", "", TRUE);' + \
445 'g_setenv("GST_PLUGIN_SYSTEM_PATH_1_0", "", TRUE);' + \
446 'gst_init(NULL,NULL);', '--quiet']
448 pkgconfig = import('pkgconfig')
449 plugins_pkgconfig_install_dir = join_paths(plugins_install_dir, 'pkgconfig')
450 if get_option('default_library') == 'shared'
451 # If we don't build static plugins there is no need to generate pc files
452 plugins_pkgconfig_install_dir = disabler()
455 pkgconfig_variables = [
456 'exec_prefix=${prefix}',
457 'toolsdir=${exec_prefix}/bin',
458 'pluginsdir=${libdir}/gstreamer-1.0',
459 'girdir=${datadir}/gir-1.0',
460 'typelibdir=${libdir}/girepository-1.0',
461 'pluginscannerdir=${libexecdir}/gstreamer-1.0'
463 pkgconfig_subdirs = ['gstreamer-1.0']
465 meson_pkg_config_file_fixup_script = find_program('scripts/meson-pkg-config-file-fixup.py')
467 python3 = import('python').find_installation()
475 # xgettext is optional (on Windows for instance)
476 if find_program('xgettext', required : get_option('nls')).found()
482 base_libraries = ['allocators', 'app', 'audio', 'fft', 'pbutils', 'riff', 'rtp', 'rtsp', 'sdp', 'tag', 'video']
484 core_conf.set('HAVE_GL', 1)
485 base_libraries += 'gl'
488 pkgconfig_plugins_base_libs_variables = [
489 'libraries=' + ' '.join(base_libraries),
493 libraries : [gst_dep],
494 variables : pkgconfig_variables + pkgconfig_plugins_base_libs_variables,
495 uninstalled_variables : pkgconfig_plugins_base_libs_variables,
496 subdirs : pkgconfig_subdirs,
497 name : 'gstreamer-plugins-base-1.0',
498 description : 'Streaming media framework, base plugins libraries',
501 # Desperate times, desperate measures... fix up escaping of our variables
502 run_command(meson_pkg_config_file_fixup_script,
503 'gstreamer-plugins-base-1.0', 'libraries',
507 update_orc_dist_files = find_program('scripts/update-orc-dist-files.py')
509 orc_update_targets = []
510 foreach t : orc_targets
511 orc_name = t.get('name')
512 orc_file = t.get('orc-source')
513 header = t.get('header')
514 source = t.get('source')
515 # alias_target() only works with build targets, so can't use run_target() here
516 orc_update_targets += [
517 custom_target('update-orc-@0@'.format(orc_name),
518 input: [header, source],
519 command: [update_orc_dist_files, orc_file, header, source],
520 output: ['@0@-dist.c'.format(orc_name)]) # not entirely true
524 if orc_update_targets.length() > 0
525 update_orc_dist_target = alias_target('update-orc-dist', orc_update_targets)
530 if gst_version_nano == 0
531 extract_release_date = find_program('scripts/extract-release-date-from-doap-file.py')
532 run_result = run_command(extract_release_date, gst_version, files('gst-plugins-base.doap'), check: true)
533 release_date = run_result.stdout().strip()
534 core_conf.set_quoted('GST_PACKAGE_RELEASE_DATETIME', release_date)
535 message('Package release date: ' + release_date)
538 if gio_dep.version().version_compare('< 2.67.4')
539 core_conf.set('g_memdup2(ptr,sz)', '(G_LIKELY(((guint64)(sz)) < G_MAXUINT)) ? g_memdup(ptr,sz) : (g_abort(),NULL)')
542 # Use core_conf after all subdirs have set values
543 configure_file(output : 'config.h', configuration : core_conf)
545 meson.add_dist_script('scripts/gen-changelog.py', meson.project_name(), '1.20.0', meson.project_version())
549 foreach plugin: plugins
550 pkgconfig.generate(plugin, install_dir: plugins_pkgconfig_install_dir)
551 dep = declare_dependency(link_with: plugin, variables: {'full_path': plugin.full_path()})
552 meson.override_dependency(plugin.name(), dep)
554 if plugin.name().startswith('gst')
555 plugin_names += [plugin.name().substring(3)]
557 plugin_names += [plugin.name()]
562 'Plugins': plugin_names,