gstreamer/subprojects/gst-plugins-good/meson.build
Tim-Philipp Müller a7b376011b Back to development
2021-11-03 19:31:23 +00:00

520 lines
18 KiB
Meson

project('gst-plugins-good', 'c',
version : '1.19.3.1',
meson_version : '>= 0.59',
default_options : [ 'warning_level=1',
'buildtype=debugoptimized' ])
gst_version = meson.project_version()
version_arr = gst_version.split('.')
gst_version_major = version_arr[0].to_int()
gst_version_minor = version_arr[1].to_int()
gst_version_micro = version_arr[2].to_int()
if version_arr.length() == 4
gst_version_nano = version_arr[3].to_int()
else
gst_version_nano = 0
endif
gst_version_is_stable = gst_version_minor.is_even()
gst_version_is_dev = gst_version_minor.is_odd() and gst_version_micro < 90
have_cxx = add_languages('cpp', native: false, required: false)
glib_req = '>= 2.56.0'
orc_req = '>= 0.4.17'
if gst_version_is_stable
gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor)
else
gst_req = '>= ' + gst_version
endif
api_version = '1.0'
plugins_install_dir = join_paths(get_option('libdir'), 'gstreamer-1.0')
plugins = []
cc = meson.get_compiler('c')
host_system = host_machine.system()
if cc.get_id() == 'msvc'
msvc_args = [
# Ignore several spurious warnings for things gstreamer does very commonly
# If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
# If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
# NOTE: Only add warnings here if you are sure they're spurious
'/wd4018', # implicit signed/unsigned conversion
'/wd4146', # unary minus on unsigned (beware INT_MIN)
'/wd4244', # lossy type conversion (e.g. double -> int)
'/wd4305', # truncating type conversion (e.g. double -> float)
cc.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8
# Enable some warnings on MSVC to match GCC/Clang behaviour
'/w14062', # enumerator 'identifier' in switch of enum 'enumeration' is not handled
'/w14101', # 'identifier' : unreferenced local variable
'/w14189', # 'identifier' : local variable is initialized but not referenced
]
if have_cxx
add_project_arguments(msvc_args, language: ['c', 'cpp'])
else
add_project_arguments(msvc_args, language: 'c')
endif
# Disable SAFESEH with MSVC for plugins and libs that use external deps that
# are built with MinGW
noseh_link_args = ['/SAFESEH:NO']
else
noseh_link_args = []
endif
if cc.has_link_argument('-Wl,-Bsymbolic-functions')
add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c')
endif
# Symbol visibility
if cc.has_argument('-fvisibility=hidden')
add_project_arguments('-fvisibility=hidden', language: 'c')
endif
# Disable strict aliasing
if cc.has_argument('-fno-strict-aliasing')
add_project_arguments('-fno-strict-aliasing', language: 'c')
endif
# Define G_DISABLE_DEPRECATED for development versions
if gst_version_is_dev
message('Disabling deprecated GLib API')
add_project_arguments('-DG_DISABLE_DEPRECATED', language: 'c')
endif
cast_checks = get_option('gobject-cast-checks')
if cast_checks.disabled() or (cast_checks.auto() and not gst_version_is_dev)
message('Disabling GLib cast checks')
add_project_arguments('-DG_DISABLE_CAST_CHECKS', language: 'c')
endif
glib_asserts = get_option('glib-asserts')
if glib_asserts.disabled() or (glib_asserts.auto() and not gst_version_is_dev)
message('Disabling GLib asserts')
add_project_arguments('-DG_DISABLE_ASSERT', language: 'c')
endif
glib_checks = get_option('glib-checks')
if glib_checks.disabled() or (glib_checks.auto() and not gst_version_is_dev)
message('Disabling GLib checks')
add_project_arguments('-DG_DISABLE_CHECKS', language: 'c')
endif
cdata = configuration_data()
check_headers = [
['HAVE_DLFCN_H', 'dlfcn.h'],
['HAVE_FCNTL_H', 'fcntl.h'],
['HAVE_INTTYPES_H', 'inttypes.h'],
['HAVE_MEMORY_H', 'memory.h'],
['HAVE_PROCESS_H', 'process.h'],
['HAVE_STDINT_H', 'stdint.h'],
['HAVE_STDLIB_H', 'stdlib.h'],
['HAVE_STRINGS_H', 'strings.h'],
['HAVE_STRING_H', 'string.h'],
['HAVE_SYS_IOCTL_H', 'sys/ioctl.h'],
['HAVE_SYS_PARAM_H', 'sys/param.h'],
['HAVE_SYS_SOCKET_H', 'sys/socket.h'],
['HAVE_SYS_STAT_H', 'sys/stat.h'],
['HAVE_SYS_TIME_H', 'sys/time.h'],
['HAVE_SYS_TYPES_H', 'sys/types.h'],
['HAVE_UNISTD_H', 'unistd.h'],
]
foreach h : check_headers
if cc.has_header(h.get(1))
cdata.set(h.get(0), 1)
endif
endforeach
check_functions = [
['HAVE_ASINH', 'asinh', '#include<math.h>'],
['HAVE_CLOCK_GETTIME', 'clock_gettime', '#include<time.h>'],
['HAVE_COSH', 'cosh', '#include<math.h>'],
# check token HAVE_CPU_ALPHA
# check token HAVE_CPU_ARM
# check token HAVE_CPU_CRIS
# check token HAVE_CPU_CRISV32
# check token HAVE_CPU_HPPA
# check token HAVE_CPU_I386
# check token HAVE_CPU_IA64
# check token HAVE_CPU_M68K
# check token HAVE_CPU_MIPS
# check token HAVE_CPU_PPC
# check token HAVE_CPU_PPC64
# check token HAVE_CPU_S390
# check token HAVE_CPU_SPARC
# check token HAVE_CPU_X86_64
['HAVE_DCGETTEXT', 'dcgettext', '#include<libintl.h>'],
# check token HAVE_DIRECTSOUND
# check token HAVE_EXPERIMENTAL
# check token HAVE_EXTERNAL
# check token HAVE_FPCLASS
# check token HAVE_GCC_ASM
['HAVE_GETPAGESIZE', 'getpagesize', '#include<unistd.h>'],
# check token HAVE_GETTEXT
# check token HAVE_GST_V4L2
['HAVE_ISINF', 'isinf', '#include<math.h>'],
# check token HAVE_LIBV4L2
['HAVE_MMAP', 'mmap', '#include<sys/mman.h>'],
['HAVE_MMAP64', 'mmap64', '#include<sys/mman.h>'],
# check token HAVE_OSX_AUDIO
# check token HAVE_OSX_VIDEO
# check token HAVE_RDTSC
['HAVE_SINH', 'sinh', '#include<math.h>'],
# check token HAVE_WAVEFORM
['HAVE_GMTIME_R', 'gmtime_r', '#include<time.h>'],
]
libm = cc.find_library('m', required : false)
foreach f : check_functions
if cc.has_function(f.get(1), prefix : f.get(2), dependencies : libm)
cdata.set(f.get(0), 1)
endif
endforeach
cdata.set('HAVE_IOS', host_system == 'ios')
cdata.set('SIZEOF_CHAR', cc.sizeof('char'))
cdata.set('SIZEOF_INT', cc.sizeof('int'))
cdata.set('SIZEOF_LONG', cc.sizeof('long'))
cdata.set('SIZEOF_SHORT', cc.sizeof('short'))
cdata.set('SIZEOF_VOIDP', cc.sizeof('void*'))
cdata.set('SIZEOF_OFF_T', cc.sizeof('off_t'))
have_rtld_noload = cc.has_header_symbol('dlfcn.h', 'RTLD_NOLOAD')
cdata.set('HAVE_RTLD_NOLOAD', have_rtld_noload)
# Here be fixmes.
# FIXME: check if this is correct
cdata.set('HAVE_CPU_X86_64', host_machine.cpu() == 'amd64')
cdata.set('HAVE_GCC_ASM', cc.get_id() != 'msvc')
cdata.set_quoted('VERSION', gst_version)
cdata.set_quoted('PACKAGE_VERSION', gst_version)
cdata.set_quoted('GST_LICENSE', 'LGPL')
cdata.set_quoted('PACKAGE', 'gst-plugins-good')
cdata.set_quoted('GETTEXT_PACKAGE', 'gst-plugins-good-1.0')
cdata.set_quoted('LOCALEDIR', join_paths(get_option('prefix'), get_option('localedir')))
warning_flags = [
'-Wmissing-declarations',
'-Wredundant-decls',
'-Wwrite-strings',
'-Winit-self',
'-Wmissing-include-dirs',
'-Wno-multichar',
'-Wvla',
'-Wpointer-arith',
]
warning_c_flags = [
'-Wmissing-prototypes',
'-Wdeclaration-after-statement',
'-Wold-style-definition',
'-Waggregate-return',
]
if have_cxx
cxx = meson.get_compiler('cpp')
endif
foreach extra_arg : warning_flags
if cc.has_argument (extra_arg)
add_project_arguments([extra_arg], language: 'c')
endif
if have_cxx and cxx.has_argument (extra_arg)
add_project_arguments([extra_arg], language: 'cpp')
endif
endforeach
foreach extra_arg : warning_c_flags
if cc.has_argument (extra_arg)
add_project_arguments([extra_arg], language: 'c')
endif
endforeach
# GStreamer package name and origin url
gst_package_name = get_option('package-name')
if gst_package_name == ''
if gst_version_nano == 0
gst_package_name = 'GStreamer Good Plug-ins source release'
elif gst_version_nano == 1
gst_package_name = 'GStreamer Good Plug-ins git'
else
gst_package_name = 'GStreamer Good Plug-ins prerelease'
endif
endif
cdata.set_quoted('GST_PACKAGE_NAME', gst_package_name)
cdata.set_quoted('GST_PACKAGE_ORIGIN', get_option('package-origin'))
# Mandatory GST deps
gst_dep = dependency('gstreamer-1.0', version : gst_req,
fallback : ['gstreamer', 'gst_dep'])
gstbase_dep = dependency('gstreamer-base-1.0', version : gst_req,
fallback : ['gstreamer', 'gst_base_dep'])
gstnet_dep = dependency('gstreamer-net-1.0', version : gst_req,
fallback : ['gstreamer', 'gst_net_dep'])
gstcontroller_dep = dependency('gstreamer-controller-1.0', version : gst_req,
fallback : ['gstreamer', 'gst_controller_dep'])
gstcheck_dep = dependency('gstreamer-check-1.0', version : gst_req,
required : get_option('tests'),
fallback : ['gstreamer', 'gst_check_dep'])
gstpbutils_dep = dependency('gstreamer-pbutils-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'pbutils_dep'])
gstallocators_dep = dependency('gstreamer-allocators-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'allocators_dep'])
gstapp_dep = dependency('gstreamer-app-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'app_dep'])
gstaudio_dep = dependency('gstreamer-audio-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'audio_dep'])
gstfft_dep = dependency('gstreamer-fft-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'fft_dep'])
gstriff_dep = dependency('gstreamer-riff-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'riff_dep'])
gstrtp_dep = dependency('gstreamer-rtp-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'rtp_dep'])
gstrtsp_dep = dependency('gstreamer-rtsp-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'rtsp_dep'])
gstsdp_dep = dependency('gstreamer-sdp-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'sdp_dep'])
gsttag_dep = dependency('gstreamer-tag-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'tag_dep'])
gstvideo_dep = dependency('gstreamer-video-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'video_dep'])
# GStreamer OpenGL
# FIXME: automagic
gstgl_dep = dependency('gstreamer-gl-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'gstgl_dep'], required: false)
gstglproto_dep = dependency('', required : false)
gstglx11_dep = dependency('', required : false)
gstglwayland_dep = dependency('', required : false)
gstglegl_dep = dependency('', required : false)
have_gstgl = gstgl_dep.found()
if have_gstgl
if gstgl_dep.type_name() == 'pkgconfig'
gst_gl_apis = gstgl_dep.get_variable('gl_apis').split()
gst_gl_winsys = gstgl_dep.get_variable('gl_winsys').split()
gst_gl_platforms = gstgl_dep.get_variable('gl_platforms').split()
else
gstbase = subproject('gst-plugins-base')
gst_gl_apis = gstbase.get_variable('enabled_gl_apis')
gst_gl_winsys = gstbase.get_variable('enabled_gl_winsys')
gst_gl_platforms = gstbase.get_variable('enabled_gl_platforms')
endif
message('GStreamer OpenGL window systems: @0@'.format(' '.join(gst_gl_winsys)))
message('GStreamer OpenGL platforms: @0@'.format(' '.join(gst_gl_platforms)))
message('GStreamer OpenGL apis: @0@'.format(' '.join(gst_gl_apis)))
foreach ws : ['x11', 'wayland', 'android', 'cocoa', 'eagl', 'win32', 'dispmanx', 'viv_fb']
set_variable('gst_gl_have_window_@0@'.format(ws), gst_gl_winsys.contains(ws))
endforeach
foreach p : ['glx', 'egl', 'cgl', 'eagl', 'wgl']
set_variable('gst_gl_have_platform_@0@'.format(p), gst_gl_platforms.contains(p))
endforeach
foreach api : ['gl', 'gles2']
set_variable('gst_gl_have_api_@0@'.format(api), gst_gl_apis.contains(api))
endforeach
gstglproto_dep = dependency('gstreamer-gl-prototypes-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'gstglproto_dep'], required: true)
# Behind specific checks because meson fails at optional dependencies with a
# fallback to the same subproject. On the first failure, meson will never
# check the system again even if the fallback never existed.
# Last checked with meson 0.54.3
if gst_gl_have_window_x11
gstglx11_dep = dependency('gstreamer-gl-x11-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'gstglx11_dep'], required: true)
endif
if gst_gl_have_window_wayland
gstglwayland_dep = dependency('gstreamer-gl-wayland-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'gstglwayland_dep'], required: true)
endif
if gst_gl_have_platform_egl
gstglegl_dep = dependency('gstreamer-gl-egl-1.0', version : gst_req,
fallback : ['gst-plugins-base', 'gstglegl_dep'], required: true)
endif
endif
zlib_dep = dependency('zlib', required : false)
if not zlib_dep.found()
zlib_dep = cc.find_library('z', required : false)
if not zlib_dep.found() or not cc.has_header('zlib.h')
zlib_dep = subproject('zlib').get_variable('zlib_dep')
endif
endif
cdata.set('HAVE_ZLIB', true)
glib_deps = [dependency('glib-2.0', version : glib_req, fallback: ['glib', 'libglib_dep']),
dependency('gobject-2.0', fallback: ['glib', 'libgobject_dep'])]
gio_dep = dependency('gio-2.0', fallback: ['glib', 'libgio_dep'])
gst_plugins_good_args = ['-DHAVE_CONFIG_H']
configinc = include_directories('.')
libsinc = include_directories('gst-libs')
have_orcc = false
orcc_args = []
orc_targets = []
# Used by various libraries/elements that use Orc code
orc_dep = dependency('orc-0.4', version : orc_req, required : get_option('orc'),
fallback : ['orc', 'orc_dep'])
orcc = find_program('orcc', required : get_option('orc'))
if orc_dep.found() and orcc.found()
have_orcc = true
orcc_args = [orcc, '--include', 'glib.h']
cdata.set('HAVE_ORC', 1)
else
message('Orc Compiler not found, will use backup C code')
cdata.set('DISABLE_ORC', 1)
endif
have_nasm = false
# FIXME: nasm path needs testing on non-Linux, esp. Windows
host_cpu = host_machine.cpu_family()
if host_cpu == 'x86_64'
if cc.get_define('__ILP32__') == '1'
message('Nasm disabled on x32')
else
asm_option = get_option('asm')
nasm = find_program('nasm', native: true, required: asm_option)
if nasm.found()
# We can't use the version: kwarg for find_program because old versions
# of nasm don't support --version
ret = run_command(nasm, '-v')
if ret.returncode() == 0
nasm_version = ret.stdout().strip().split()[2]
nasm_req = '>=2.13'
if nasm_version.version_compare(nasm_req)
message('nasm found on x86-64')
cdata.set('HAVE_NASM', 1)
have_nasm = true
else
if asm_option.enabled()
error('asm option is enabled, and nasm @0@ was found, but @1@ is required'.format(nasm_version, nasm_req))
endif
message('nasm @0@ was found, but @1@ is required'.format(nasm_version, nasm_req))
endif
else
if asm_option.enabled()
error('asm option is enabled, but nasm is not usable: @0@\n@1@'.format(ret.stdout(), ret.stderr()))
endif
message('nasm was found, but it\'s not usable')
endif
# Unset nasm to not be 'found'
if not have_nasm
nasm = disabler()
endif
endif
endif
endif
# Disable compiler warnings for unused variables and args if gst debug system is disabled
if gst_dep.type_name() == 'internal'
gst_debug_disabled = not subproject('gstreamer').get_variable('gst_debug')
else
# We can't check that in the case of subprojects as we won't
# be able to build against an internal dependency (which is not built yet)
gst_debug_disabled = cc.has_header_symbol('gst/gstconfig.h', 'GST_DISABLE_GST_DEBUG', dependencies: gst_dep)
endif
if gst_debug_disabled
message('GStreamer debug system is disabled')
if cc.has_argument('-Wno-unused')
add_project_arguments('-Wno-unused', language: 'c')
endif
if have_cxx and cxx.has_argument ('-Wno-unused')
add_project_arguments('-Wno-unused', language: 'cpp')
endif
else
message('GStreamer debug system is enabled')
endif
presetdir = join_paths(get_option('datadir'), 'gstreamer-' + api_version, 'presets')
python3 = import('python').find_installation()
pkgconfig = import('pkgconfig')
plugins_pkgconfig_install_dir = join_paths(plugins_install_dir, 'pkgconfig')
if get_option('default_library') == 'shared'
# If we don't build static plugins there is no need to generate pc files
plugins_pkgconfig_install_dir = disabler()
endif
subdir('gst')
subdir('sys')
subdir('ext')
subdir('tests')
subdir('docs')
if have_orcc and orc_targets.length() > 0
update_orc_dist_files = find_program('scripts/update-orc-dist-files.py')
orc_update_targets = []
foreach t : orc_targets
orc_name = t.get('name')
orc_file = t.get('orc-source')
header = t.get('header')
source = t.get('source')
# alias_target() only works with build targets, so can't use run_target() here
orc_update_targets += [
custom_target('update-orc-@0@'.format(orc_name),
input: [header, source],
command: [update_orc_dist_files, orc_file, header, source],
output: ['@0@-dist.c'.format(orc_name)]) # not entirely true
]
endforeach
if orc_update_targets.length() > 0
update_orc_dist_target = alias_target('update-orc-dist', orc_update_targets)
endif
endif
# xgettext is optional (on Windows for instance)
if find_program('xgettext', required : get_option('nls')).found()
cdata.set('ENABLE_NLS', 1)
subdir('po')
endif
subdir('scripts')
# Set release date
if gst_version_nano == 0
extract_release_date = find_program('scripts/extract-release-date-from-doap-file.py')
run_result = run_command(extract_release_date, gst_version, files('gst-plugins-good.doap'))
if run_result.returncode() == 0
release_date = run_result.stdout().strip()
cdata.set_quoted('GST_PACKAGE_RELEASE_DATETIME', release_date)
message('Package release date: ' + release_date)
else
# Error out if our release can't be found in the .doap file
error(run_result.stderr())
endif
endif
if gio_dep.version().version_compare('< 2.67.4')
cdata.set('g_memdup2(ptr,sz)', '(G_LIKELY(((guint64)(sz)) < G_MAXUINT)) ? g_memdup(ptr,sz) : (g_abort(),NULL)')
endif
configure_file(output : 'config.h', configuration : cdata)
plugin_names = []
foreach plugin: plugins
if plugin.name().startswith('gst')
plugin_names += [plugin.name().substring(3)]
else
plugin_names += [plugin.name()]
endif
endforeach
summary({
'Plugins': plugin_names,
}, list_sep: ', ')