1 project('gst-plugins-base', 'c',
3 meson_version : '>= 0.47',
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 have_cxx = add_languages('cpp', required : false)
20 have_objc = add_languages('objc', required : false)
22 glib_req = '>= 2.40.0'
24 gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor)
28 # maintaining compatibility with the previous libtool versioning
29 # current = minor * 100 + micro
30 curversion = gst_version_minor * 100 + gst_version_micro
31 libversion = '@0@.@1@.0'.format(soversion, curversion)
32 osxversion = curversion + 1
34 plugins_install_dir = '@0@/gstreamer-1.0'.format(get_option('libdir'))
36 cc = meson.get_compiler('c')
37 host_system = host_machine.system()
39 if cc.get_id() == 'msvc'
40 # Ignore several spurious warnings for things gstreamer does very commonly
41 # If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
42 # If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
43 # NOTE: Only add warnings here if you are sure they're spurious
44 add_project_arguments(
45 '/wd4018', # implicit signed/unsigned conversion
46 '/wd4146', # unary minus on unsigned (beware INT_MIN)
47 '/wd4244', # lossy type conversion (e.g. double -> int)
48 '/wd4305', # truncating type conversion (e.g. double -> float)
50 # Disable SAFESEH with MSVC for plugins and libs that use external deps that
51 # are built with MinGW
52 noseh_link_args = ['/SAFESEH:NO']
57 if cc.has_link_argument('-Wl,-Bsymbolic-functions')
58 add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c')
62 if cc.has_argument('-fvisibility=hidden')
63 add_project_arguments('-fvisibility=hidden', language: 'c')
66 # Disable strict aliasing
67 if cc.has_argument('-fno-strict-aliasing')
68 add_project_arguments('-fno-strict-aliasing', language: 'c')
71 # Define G_DISABLE_DEPRECATED for development versions
73 message('Disabling deprecated GLib API')
74 add_project_arguments('-DG_DISABLE_DEPRECATED', language: 'c')
77 cast_checks = get_option('gobject-cast-checks')
78 if cast_checks.disabled() or (cast_checks.auto() and not gst_version_is_dev)
79 message('Disabling GLib cast checks')
80 add_project_arguments('-DG_DISABLE_CAST_CHECKS', language: 'c')
83 glib_asserts = get_option('glib-asserts')
84 if glib_asserts.disabled() or (glib_asserts.auto() and not gst_version_is_dev)
85 message('Disabling GLib asserts')
86 add_project_arguments('-DG_DISABLE_ASSERT', language: 'c')
89 glib_checks = get_option('glib-checks')
90 if glib_checks.disabled() or (glib_checks.auto() and not gst_version_is_dev)
91 message('Disabling GLib checks')
92 add_project_arguments('-DG_DISABLE_CHECKS', language: 'c')
95 core_conf = configuration_data()
97 ['HAVE_DLFCN_H', 'dlfcn.h'],
98 ['HAVE_EMMINTRIN_H', 'emmintrin.h'],
99 ['HAVE_INTTYPES_H', 'inttypes.h'],
100 ['HAVE_MEMORY_H', 'memory.h'],
101 ['HAVE_PROCESS_H', 'process.h'],
102 ['HAVE_SMMINTRIN_H', 'smmintrin.h'],
103 ['HAVE_STDINT_H', 'stdint.h'],
104 ['HAVE_STDLIB_H', 'stdlib.h'],
105 ['HAVE_STRINGS_H', 'strings.h'],
106 ['HAVE_STRING_H', 'string.h'],
107 ['HAVE_SYS_SOCKET_H', 'sys/socket.h'],
108 ['HAVE_SYS_STAT_H', 'sys/stat.h'],
109 ['HAVE_SYS_TYPES_H', 'sys/types.h'],
110 ['HAVE_SYS_WAIT_H', 'sys/wait.h'],
111 ['HAVE_UNISTD_H', 'unistd.h'],
112 ['HAVE_WINSOCK2_H', 'winsock2.h'],
113 ['HAVE_XMMINTRIN_H', 'xmmintrin.h'],
114 ['HAVE_LINUX_DMA_BUF_H', 'linux/dma-buf.h'],
116 foreach h : check_headers
117 if cc.has_header(h.get(1))
118 core_conf.set(h.get(0), 1)
123 ['HAVE_DCGETTEXT', 'dcgettext', '#include<libintl.h>'],
124 ['HAVE_GMTIME_R', 'gmtime_r', '#include<time.h>'],
125 ['HAVE_LRINTF', 'lrintf', '#include<math.h>'],
126 ['HAVE_MMAP', 'mmap', '#include<sys/mman.h>'],
127 ['HAVE_LOG2', 'log2', '#include<math.h>'],
130 libm = cc.find_library('m', required : false)
131 foreach f : check_functions
132 if cc.has_function(f.get(1), prefix : f.get(2), dependencies : libm)
133 core_conf.set(f.get(0), 1)
137 core_conf.set('SIZEOF_CHAR', cc.sizeof('char'))
138 core_conf.set('SIZEOF_INT', cc.sizeof('int'))
139 core_conf.set('SIZEOF_LONG', cc.sizeof('long'))
140 core_conf.set('SIZEOF_SHORT', cc.sizeof('short'))
141 core_conf.set('SIZEOF_VOIDP', cc.sizeof('void*'))
143 core_conf.set_quoted('GETTEXT_PACKAGE', 'gst-plugins-base-1.0')
144 core_conf.set_quoted('LOCALEDIR', join_paths(get_option('prefix'), get_option('localedir')))
145 core_conf.set_quoted('PACKAGE', 'gst-plugins-base')
146 core_conf.set_quoted('VERSION', gst_version)
147 core_conf.set_quoted('PACKAGE_VERSION', gst_version)
148 core_conf.set_quoted('GST_API_VERSION', api_version)
149 core_conf.set_quoted('GST_DATADIR', join_paths(get_option('prefix'), get_option('datadir')))
150 core_conf.set_quoted('GST_LICENSE', 'LGPL')
152 install_plugins_helper = get_option('install_plugins_helper')
153 if install_plugins_helper == ''
154 install_plugins_helper = join_paths(get_option('prefix'),
155 get_option('libexecdir'),
156 'gst-install-plugins-helper')
158 core_conf.set_quoted('GST_INSTALL_PLUGINS_HELPER', install_plugins_helper)
161 '-Wmissing-declarations',
166 '-Wformat-nonliteral',
169 '-Wmissing-include-dirs',
177 '-Wmissing-prototypes',
178 '-Wdeclaration-after-statement',
181 warning_cxx_flags = [
182 '-Waggregate-return',
186 cxx = meson.get_compiler('cpp')
187 foreach extra_arg : warning_cxx_flags
188 if cxx.has_argument (extra_arg)
189 add_project_arguments([extra_arg], language: 'cpp')
194 foreach extra_arg : warning_flags
195 if cc.has_argument (extra_arg)
196 add_project_arguments([extra_arg], language: 'c')
198 if have_cxx and cxx.has_argument (extra_arg)
199 add_project_arguments([extra_arg], language: 'cpp')
203 foreach extra_arg : warning_c_flags
204 if cc.has_argument (extra_arg)
205 add_project_arguments([extra_arg], language: 'c')
209 # GStreamer package name and origin url
210 gst_package_name = get_option('package-name')
211 if gst_package_name == ''
212 if gst_version_nano == 0
213 gst_package_name = 'GStreamer Base Plug-ins source release'
214 elif gst_version_nano == 1
215 gst_package_name = 'GStreamer Base Plug-ins git'
217 gst_package_name = 'GStreamer Base Plug-ins prerelease'
220 core_conf.set_quoted('GST_PACKAGE_NAME', gst_package_name)
221 core_conf.set_quoted('GST_PACKAGE_ORIGIN', get_option('package-origin'))
223 # FIXME: These should be configure options
224 core_conf.set_quoted('DEFAULT_VIDEOSINK', 'autovideosink')
225 core_conf.set_quoted('DEFAULT_AUDIOSINK', 'autoaudiosink')
227 # Set whether the audioresampling method should be detected at runtime
228 core_conf.set('AUDIORESAMPLE_FORMAT_' + get_option('audioresample_format').to_upper(), true)
230 gst_plugins_base_args = ['-DHAVE_CONFIG_H']
231 if get_option('default_library') == 'static'
232 gst_plugins_base_args += ['-DGST_STATIC_COMPILATION']
235 # X11 checks are for sys/ and tests/
236 x11_dep = dependency('x11', required : get_option('x11'))
237 # GLib checks are for the entire project
238 # Almost everything that uses glib also uses gobject
239 glib_deps = [dependency('glib-2.0', version : glib_req, fallback: ['glib', 'libglib_dep']),
240 dependency('gobject-2.0', fallback: ['glib', 'libgobject_dep'])]
241 # GIO is used by the GIO plugin, and by the TCP, SDP, and RTSP plugins
242 gio_dep = dependency('gio-2.0', fallback: ['glib', 'libgio_dep'])
243 giounix_dep = dependency('gio-unix-2.0', version : glib_req, required : host_system != 'windows',
244 fallback: ['glib', 'libgiounix_dep'])
245 gmodule_dep = dependency('gmodule-no-export-2.0',
246 fallback: ['glib', 'libgmodule_dep'])
248 # some of the examples can use gdk-pixbuf and GTK+3
249 gdk_pixbuf_dep = dependency('gdk-pixbuf-2.0', required : get_option('examples'))
250 gtk_dep = dependency('gtk+-3.0', version : '>= 3.10', required : get_option('examples'))
251 # TODO: https://github.com/mesonbuild/meson/issues/3941
252 if not get_option('x11').disabled()
253 gtk_x11_dep = dependency('gtk+-x11-3.0', version : '>= 3.10', required : get_option('examples'))
255 gtk_x11_dep = dependency('', required : false)
257 # gtk+ quartz backend is only available on macOS
258 if host_system == 'darwin'
259 gtk_quartz_dep = dependency('gtk+-quartz-3.0', version : '>= 3.10', required : get_option('examples'))
261 gtk_quartz_dep = dependency('', required : false)
264 core_conf.set('HAVE_X', x11_dep.found())
265 core_conf.set('HAVE_GIO_UNIX_2_0', giounix_dep.found())
267 if gio_dep.type_name() == 'pkgconfig'
268 core_conf.set_quoted('GIO_MODULE_DIR',
269 gio_dep.get_pkgconfig_variable('giomoduledir'))
270 core_conf.set_quoted('GIO_LIBDIR',
271 gio_dep.get_pkgconfig_variable('libdir'))
272 core_conf.set_quoted('GIO_PREFIX',
273 gio_dep.get_pkgconfig_variable('prefix'))
275 core_conf.set_quoted('GIO_MODULE_DIR', join_paths(get_option('prefix'),
276 get_option('libdir'), 'gio/modules'))
277 core_conf.set_quoted('GIO_LIBDIR', join_paths(get_option('prefix'),
278 get_option('libdir')))
279 core_conf.set_quoted('GIO_PREFIX', get_option('prefix'))
282 configinc = include_directories('.')
283 libsinc = include_directories('gst-libs')
285 # To use the subproject make subprojects directory
286 # and put gstreamer meson git there (symlinking is fine)
287 gst_dep = dependency('gstreamer-1.0', version : gst_req,
288 fallback : ['gstreamer', 'gst_dep'])
289 gst_base_dep = dependency('gstreamer-base-1.0', version : gst_req,
290 fallback : ['gstreamer', 'gst_base_dep'])
291 gst_net_dep = dependency('gstreamer-net-1.0', version : gst_req,
292 fallback : ['gstreamer', 'gst_net_dep'])
293 if host_system != 'windows'
294 gst_check_dep = dependency('gstreamer-check-1.0', version : gst_req,
295 required : get_option('tests'),
296 fallback : ['gstreamer', 'gst_check_dep'])
298 gst_controller_dep = dependency('gstreamer-controller-1.0', version : gst_req,
299 fallback : ['gstreamer', 'gst_controller_dep'])
303 # Used by various libraries/elements that use Orc code
304 orc_dep = dependency('orc-0.4', version : orc_req, required : get_option('orc'))
305 orcc = find_program('orcc', required : get_option('orc'))
306 if orc_dep.found() and orcc.found()
308 orcc_args = [orcc, '--include', 'glib.h']
309 core_conf.set('HAVE_ORC', 1)
311 message('Orc Compiler not found or disabled, will use backup C code')
312 core_conf.set('DISABLE_ORC', 1)
315 # Used to build SSE* things in audio-resampler
318 sse41_args = '-msse4.1'
320 have_sse = cc.has_argument(sse_args)
321 have_sse2 = cc.has_argument(sse2_args)
322 have_sse41 = cc.has_argument(sse41_args)
324 if gst_dep.type_name() == 'internal'
325 gst_proj = subproject('gstreamer')
327 if not gst_proj.get_variable('gst_debug')
328 message('GStreamer debug system is disabled')
329 add_project_arguments('-Wno-unused', language: 'c')
331 message('GStreamer debug system is enabled')
334 # We can't check that in the case of subprojects as we won't
335 # be able to build against an internal dependency (which is not built yet)
336 if not cc.compiles('''
337 #include <gst/gstconfig.h>
338 #ifdef GST_DISABLE_GST_DEBUG
339 #error "debugging disabled, make compiler fail"
340 #endif''' , dependencies: gst_dep)
341 message('GStreamer debug system is disabled')
342 add_project_arguments('-Wno-unused', language: 'c')
344 message('GStreamer debug system is enabled')
348 gir = find_program('g-ir-scanner', required : get_option('introspection'))
349 gnome = import('gnome')
350 build_gir = gir.found() and not meson.is_cross_build()
351 gir_init_section = [ '--add-init-section=extern void gst_init(gint*,gchar**);' + \
352 'g_setenv("GST_REGISTRY_DISABLE", "yes", TRUE);' + \
353 'g_setenv("GST_REGISTRY_1.0", "@0@", TRUE);'.format(meson.current_build_dir() + '/gir_empty_registry.reg') + \
354 'g_setenv("GST_PLUGIN_PATH_1_0", "", TRUE);' + \
355 'g_setenv("GST_PLUGIN_SYSTEM_PATH_1_0", "", TRUE);' + \
356 'gst_init(NULL,NULL);' ]
358 pkgconfig = import('pkgconfig')
359 plugins_pkgconfig_install_dir = join_paths(plugins_install_dir, 'pkgconfig')
360 if get_option('default_library') == 'shared'
361 # If we don't build static plugins there is no need to generate pc files
362 plugins_pkgconfig_install_dir = disabler()
369 if not get_option('tools').disabled()
375 # xgettext is optional (on Windows for instance)
376 if find_program('xgettext', required : get_option('nls')).found()
377 core_conf.set('ENABLE_NLS', 1)
381 if build_machine.system() == 'windows'
382 message('Disabling gtk-doc while building on Windows')
384 if find_program('gtkdoc-scan', required : get_option('gtk_doc')).found()
387 message('Not building documentation as gtk-doc was not found')
391 # Use core_conf after all subdirs have set values
392 configure_file(output : 'config.h', configuration : core_conf)
394 python3 = import('python3').find_python()
395 run_command(python3, '-c', 'import shutil; shutil.copy("hooks/pre-commit.hook", ".git/hooks/pre-commit")')