1project('gst-plugins-good', 'c', 2 version : '1.16.2', 3 meson_version : '>= 0.47', 4 default_options : [ 'warning_level=1', 5 'buildtype=debugoptimized' ]) 6 7gst_version = meson.project_version() 8version_arr = gst_version.split('.') 9gst_version_major = version_arr[0].to_int() 10gst_version_minor = version_arr[1].to_int() 11gst_version_micro = version_arr[2].to_int() 12 if version_arr.length() == 4 13 gst_version_nano = version_arr[3].to_int() 14else 15 gst_version_nano = 0 16endif 17gst_version_is_dev = gst_version_minor % 2 == 1 and gst_version_micro < 90 18 19# FIXME: automagic 20have_cxx = add_languages('cpp', required : false) 21 22glib_req = '>= 2.40.0' 23orc_req = '>= 0.4.17' 24gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor) 25 26api_version = '1.0' 27 28plugins_install_dir = join_paths(get_option('libdir'), 'gstreamer-1.0') 29 30cc = meson.get_compiler('c') 31host_system = host_machine.system() 32 33if cc.get_id() == 'msvc' 34 # Ignore several spurious warnings for things gstreamer does very commonly 35 # If a warning is completely useless and spammy, use '/wdXXXX' to suppress it 36 # If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once 37 # NOTE: Only add warnings here if you are sure they're spurious 38 add_project_arguments( 39 '/wd4018', # implicit signed/unsigned conversion 40 '/wd4146', # unary minus on unsigned (beware INT_MIN) 41 '/wd4244', # lossy type conversion (e.g. double -> int) 42 '/wd4305', # truncating type conversion (e.g. double -> float) 43 cc.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8 44 language : 'c') 45 # Disable SAFESEH with MSVC for plugins and libs that use external deps that 46 # are built with MinGW 47 noseh_link_args = ['/SAFESEH:NO'] 48else 49 noseh_link_args = [] 50endif 51 52if cc.has_link_argument('-Wl,-Bsymbolic-functions') 53 add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c') 54endif 55 56# Symbol visibility 57if cc.has_argument('-fvisibility=hidden') 58 add_project_arguments('-fvisibility=hidden', language: 'c') 59endif 60 61# Disable strict aliasing 62if cc.has_argument('-fno-strict-aliasing') 63 add_project_arguments('-fno-strict-aliasing', language: 'c') 64endif 65 66# Define G_DISABLE_DEPRECATED for development versions 67if gst_version_is_dev 68 message('Disabling deprecated GLib API') 69 add_project_arguments('-DG_DISABLE_DEPRECATED', language: 'c') 70endif 71 72cast_checks = get_option('gobject-cast-checks') 73if cast_checks.disabled() or (cast_checks.auto() and not gst_version_is_dev) 74 message('Disabling GLib cast checks') 75 add_project_arguments('-DG_DISABLE_CAST_CHECKS', language: 'c') 76endif 77 78glib_asserts = get_option('glib-asserts') 79if glib_asserts.disabled() or (glib_asserts.auto() and not gst_version_is_dev) 80 message('Disabling GLib asserts') 81 add_project_arguments('-DG_DISABLE_ASSERT', language: 'c') 82endif 83 84glib_checks = get_option('glib-checks') 85if glib_checks.disabled() or (glib_checks.auto() and not gst_version_is_dev) 86 message('Disabling GLib checks') 87 add_project_arguments('-DG_DISABLE_CHECKS', language: 'c') 88endif 89 90cdata = configuration_data() 91 92check_headers = [ 93 ['HAVE_DLFCN_H', 'dlfcn.h'], 94 ['HAVE_FCNTL_H', 'fcntl.h'], 95 ['HAVE_INTTYPES_H', 'inttypes.h'], 96 ['HAVE_MEMORY_H', 'memory.h'], 97 ['HAVE_PROCESS_H', 'process.h'], 98 ['HAVE_STDINT_H', 'stdint.h'], 99 ['HAVE_STDLIB_H', 'stdlib.h'], 100 ['HAVE_STRINGS_H', 'strings.h'], 101 ['HAVE_STRING_H', 'string.h'], 102 ['HAVE_SYS_IOCTL_H', 'sys/ioctl.h'], 103 ['HAVE_SYS_PARAM_H', 'sys/param.h'], 104 ['HAVE_SYS_SOCKET_H', 'sys/socket.h'], 105 ['HAVE_SYS_STAT_H', 'sys/stat.h'], 106 ['HAVE_SYS_TIME_H', 'sys/time.h'], 107 ['HAVE_SYS_TYPES_H', 'sys/types.h'], 108 ['HAVE_UNISTD_H', 'unistd.h'], 109] 110 111foreach h : check_headers 112 if cc.has_header(h.get(1)) 113 cdata.set(h.get(0), 1) 114 endif 115endforeach 116 117check_functions = [ 118 ['HAVE_ASINH', 'asinh', '#include<math.h>'], 119 ['HAVE_CLOCK_GETTIME', 'clock_gettime', '#include<time.h>'], 120 ['HAVE_COSH', 'cosh', '#include<math.h>'], 121# check token HAVE_CPU_ALPHA 122# check token HAVE_CPU_ARM 123# check token HAVE_CPU_CRIS 124# check token HAVE_CPU_CRISV32 125# check token HAVE_CPU_HPPA 126# check token HAVE_CPU_I386 127# check token HAVE_CPU_IA64 128# check token HAVE_CPU_M68K 129# check token HAVE_CPU_MIPS 130# check token HAVE_CPU_PPC 131# check token HAVE_CPU_PPC64 132# check token HAVE_CPU_S390 133# check token HAVE_CPU_SPARC 134# check token HAVE_CPU_X86_64 135 ['HAVE_DCGETTEXT', 'dcgettext', '#include<libintl.h>'], 136# check token HAVE_DIRECTSOUND 137# check token HAVE_EXPERIMENTAL 138# check token HAVE_EXTERNAL 139# check token HAVE_FPCLASS 140# check token HAVE_GCC_ASM 141 ['HAVE_GETPAGESIZE', 'getpagesize', '#include<unistd.h>'], 142# check token HAVE_GETTEXT 143# check token HAVE_GST_V4L2 144 ['HAVE_ISINF', 'isinf', '#include<math.h>'], 145# check token HAVE_LIBV4L2 146 ['HAVE_MMAP', 'mmap', '#include<sys/mman.h>'], 147 ['HAVE_MMAP64', 'mmap64', '#include<sys/mman.h>'], 148# check token HAVE_OSX_AUDIO 149# check token HAVE_OSX_VIDEO 150# check token HAVE_RDTSC 151 ['HAVE_SINH', 'sinh', '#include<math.h>'], 152# check token HAVE_WAVEFORM 153] 154 155libm = cc.find_library('m', required : false) 156 157foreach f : check_functions 158 if cc.has_function(f.get(1), prefix : f.get(2), dependencies : libm) 159 cdata.set(f.get(0), 1) 160 endif 161endforeach 162 163cdata.set('HAVE_IOS', host_system == 'ios') 164 165cdata.set('SIZEOF_CHAR', cc.sizeof('char')) 166cdata.set('SIZEOF_INT', cc.sizeof('int')) 167cdata.set('SIZEOF_LONG', cc.sizeof('long')) 168cdata.set('SIZEOF_SHORT', cc.sizeof('short')) 169cdata.set('SIZEOF_VOIDP', cc.sizeof('void*')) 170cdata.set('SIZEOF_OFF_T', cc.sizeof('off_t')) 171 172# Here be fixmes. 173# FIXME: check if this is correct 174cdata.set('HAVE_CPU_X86_64', host_machine.cpu() == 'amd64') 175cdata.set('HAVE_GCC_ASM', cc.get_id() != 'msvc') 176cdata.set_quoted('VERSION', gst_version) 177cdata.set_quoted('PACKAGE_VERSION', gst_version) 178cdata.set_quoted('GST_LICENSE', 'LGPL') 179cdata.set_quoted('PACKAGE', 'gst-plugins-good') 180cdata.set_quoted('GETTEXT_PACKAGE', 'gst-plugins-good-1.0') 181cdata.set_quoted('LOCALEDIR', join_paths(get_option('prefix'), get_option('localedir'))) 182 183warning_flags = [ 184 '-Wmissing-declarations', 185 '-Wredundant-decls', 186 '-Wwrite-strings', 187 '-Winit-self', 188 '-Wmissing-include-dirs', 189 '-Wno-multichar', 190 '-Wvla', 191 '-Wpointer-arith', 192] 193 194warning_c_flags = [ 195 '-Wmissing-prototypes', 196 '-Wdeclaration-after-statement', 197 '-Wold-style-definition', 198 '-Waggregate-return', 199] 200 201if have_cxx 202 cxx = meson.get_compiler('cpp') 203endif 204 205foreach extra_arg : warning_flags 206 if cc.has_argument (extra_arg) 207 add_project_arguments([extra_arg], language: 'c') 208 endif 209 if have_cxx and cxx.has_argument (extra_arg) 210 add_project_arguments([extra_arg], language: 'cpp') 211 endif 212endforeach 213 214foreach extra_arg : warning_c_flags 215 if cc.has_argument (extra_arg) 216 add_project_arguments([extra_arg], language: 'c') 217 endif 218endforeach 219 220# GStreamer package name and origin url 221gst_package_name = get_option('package-name') 222if gst_package_name == '' 223 if gst_version_nano == 0 224 gst_package_name = 'GStreamer Good Plug-ins source release' 225 elif gst_version_nano == 1 226 gst_package_name = 'GStreamer Good Plug-ins git' 227 else 228 gst_package_name = 'GStreamer Good Plug-ins prerelease' 229 endif 230endif 231cdata.set_quoted('GST_PACKAGE_NAME', gst_package_name) 232cdata.set_quoted('GST_PACKAGE_ORIGIN', get_option('package-origin')) 233 234# Mandatory GST deps 235gst_dep = dependency('gstreamer-1.0', version : gst_req, 236 fallback : ['gstreamer', 'gst_dep']) 237gstbase_dep = dependency('gstreamer-base-1.0', version : gst_req, 238 fallback : ['gstreamer', 'gst_base_dep']) 239gstnet_dep = dependency('gstreamer-net-1.0', version : gst_req, 240 fallback : ['gstreamer', 'gst_net_dep']) 241gstcontroller_dep = dependency('gstreamer-controller-1.0', version : gst_req, 242 fallback : ['gstreamer', 'gst_controller_dep']) 243gstcheck_dep = dependency('gstreamer-check-1.0', version : gst_req, 244 required : get_option('tests'), 245 fallback : ['gstreamer', 'gst_check_dep']) 246gstpbutils_dep = dependency('gstreamer-pbutils-1.0', version : gst_req, 247 fallback : ['gst-plugins-base', 'pbutils_dep']) 248gstallocators_dep = dependency('gstreamer-allocators-1.0', version : gst_req, 249 fallback : ['gst-plugins-base', 'allocators_dep']) 250gstapp_dep = dependency('gstreamer-app-1.0', version : gst_req, 251 fallback : ['gst-plugins-base', 'app_dep']) 252gstaudio_dep = dependency('gstreamer-audio-1.0', version : gst_req, 253 fallback : ['gst-plugins-base', 'audio_dep']) 254gstfft_dep = dependency('gstreamer-fft-1.0', version : gst_req, 255 fallback : ['gst-plugins-base', 'fft_dep']) 256gstriff_dep = dependency('gstreamer-riff-1.0', version : gst_req, 257 fallback : ['gst-plugins-base', 'riff_dep']) 258gstrtp_dep = dependency('gstreamer-rtp-1.0', version : gst_req, 259 fallback : ['gst-plugins-base', 'rtp_dep']) 260gstrtsp_dep = dependency('gstreamer-rtsp-1.0', version : gst_req, 261 fallback : ['gst-plugins-base', 'rtsp_dep']) 262gstsdp_dep = dependency('gstreamer-sdp-1.0', version : gst_req, 263 fallback : ['gst-plugins-base', 'sdp_dep']) 264gsttag_dep = dependency('gstreamer-tag-1.0', version : gst_req, 265 fallback : ['gst-plugins-base', 'tag_dep']) 266gstvideo_dep = dependency('gstreamer-video-1.0', version : gst_req, 267 fallback : ['gst-plugins-base', 'video_dep']) 268 269# GStreamer OpenGL 270# FIXME: automagic 271gstgl_dep = dependency('gstreamer-gl-1.0', version : gst_req, 272 fallback : ['gst-plugins-base', 'gstgl_dep'], required: false) 273 274build_gstgl = gstgl_dep.found() # FIXME: add option? 275 276if build_gstgl 277 if gstgl_dep.type_name() == 'pkgconfig' 278 gst_gl_apis = gstgl_dep.get_pkgconfig_variable('gl_apis').split() 279 gst_gl_winsys = gstgl_dep.get_pkgconfig_variable('gl_winsys').split() 280 gst_gl_platforms = gstgl_dep.get_pkgconfig_variable('gl_platforms').split() 281 else 282 gstbase = subproject('gst-plugins-base') 283 gst_gl_apis = gstbase.get_variable('enabled_gl_apis') 284 gst_gl_winsys = gstbase.get_variable('enabled_gl_winsys') 285 gst_gl_platforms = gstbase.get_variable('enabled_gl_platforms') 286 endif 287 288 message('GStreamer OpenGL window systems: @0@'.format(' '.join(gst_gl_winsys))) 289 message('GStreamer OpenGL platforms: @0@'.format(' '.join(gst_gl_platforms))) 290 message('GStreamer OpenGL apis: @0@'.format(' '.join(gst_gl_apis))) 291 292 foreach ws : ['x11', 'wayland', 'android', 'cocoa', 'eagl', 'win32', 'dispmanx', 'viv_fb'] 293 set_variable('gst_gl_have_window_@0@'.format(ws), gst_gl_winsys.contains(ws)) 294 endforeach 295 296 foreach p : ['glx', 'egl', 'cgl', 'eagl', 'wgl'] 297 set_variable('gst_gl_have_platform_@0@'.format(p), gst_gl_platforms.contains(p)) 298 endforeach 299 300 foreach api : ['gl', 'gles2'] 301 set_variable('gst_gl_have_api_@0@'.format(api), gst_gl_apis.contains(api)) 302 endforeach 303endif 304 305zlib_dep = dependency('zlib', required : false) 306if not zlib_dep.found() 307 zlib_dep = cc.find_library('z', required : false) 308 if not zlib_dep.found() or not cc.has_header('zlib.h') 309 zlib_dep = subproject('zlib').get_variable('zlib_dep') 310 endif 311endif 312cdata.set('HAVE_ZLIB', true) 313 314glib_deps = [dependency('glib-2.0', version : glib_req, fallback: ['glib', 'libglib_dep']), 315 dependency('gobject-2.0', fallback: ['glib', 'libgobject_dep'])] 316gio_dep = dependency('gio-2.0', fallback: ['glib', 'libgio_dep']) 317 318gst_plugins_good_args = ['-DHAVE_CONFIG_H'] 319configinc = include_directories('.') 320libsinc = include_directories('gst-libs') 321 322have_orcc = false 323orcc_args = [] 324# Used by various libraries/elements that use Orc code 325orc_dep = dependency('orc-0.4', version : orc_req, required : get_option('orc'), 326 fallback : ['orc', 'orc_dep']) 327orcc = find_program('orcc', required : get_option('orc')) 328if orc_dep.found() and orcc.found() 329 have_orcc = true 330 orcc_args = [orcc, '--include', 'glib.h'] 331 cdata.set('HAVE_ORC', 1) 332else 333 message('Orc Compiler not found, will use backup C code') 334 cdata.set('DISABLE_ORC', 1) 335endif 336 337# Disable compiler warnings for unused variables and args if gst debug system is disabled 338if gst_dep.type_name() == 'internal' 339 gst_debug_disabled = not subproject('gstreamer').get_variable('gst_debug') 340else 341 # We can't check that in the case of subprojects as we won't 342 # be able to build against an internal dependency (which is not built yet) 343 gst_debug_disabled = cc.has_header_symbol('gst/gstconfig.h', 'GST_DISABLE_GST_DEBUG', dependencies: gst_dep) 344endif 345 346if gst_debug_disabled 347 message('GStreamer debug system is disabled') 348 if cc.has_argument('-Wno-unused') 349 add_project_arguments('-Wno-unused', language: 'c') 350 endif 351 if have_cxx and cxx.has_argument ('-Wno-unused') 352 add_project_arguments('-Wno-unused', language: 'cpp') 353 endif 354else 355 message('GStreamer debug system is enabled') 356endif 357 358presetdir = join_paths(get_option('datadir'), 'gstreamer-' + api_version, 'presets') 359 360pkgconfig = import('pkgconfig') 361plugins_pkgconfig_install_dir = join_paths(plugins_install_dir, 'pkgconfig') 362if get_option('default_library') == 'shared' 363 # If we don't build static plugins there is no need to generate pc files 364 plugins_pkgconfig_install_dir = disabler() 365endif 366 367subdir('gst') 368subdir('sys') 369subdir('ext') 370subdir('tests') 371subdir('pkgconfig') 372 373# xgettext is optional (on Windows for instance) 374if find_program('xgettext', required : get_option('nls')).found() 375 cdata.set('ENABLE_NLS', 1) 376 subdir('po') 377endif 378 379configure_file(output : 'config.h', configuration : cdata) 380 381python3 = import('python').find_installation() 382run_command(python3, '-c', 'import shutil; shutil.copy("hooks/pre-commit.hook", ".git/hooks/pre-commit")') 383