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