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project('gst-plugins-rs',
'rust',
'c',
version: '0.13.0',
meson_version : '>= 0.56')
if get_option('debug')
target = 'debug'
else
target = 'release'
endif
cargo = find_program('cargo', version:'>=1.40')
cargo_wrapper = find_program('cargo_wrapper.py')
cargo_c = find_program('cargo-cbuild', version:'>=0.9.3', required: false)
rustc = find_program('rustc', version:'>=1.52')
if not cargo_c.found()
error('cargo-c missing, install it with: \'cargo install cargo-c\'')
endif
system = build_machine.system()
if system == 'windows'
ext_dynamic = 'dll'
ext_static = 'lib'
elif system == 'darwin'
ext_dynamic = 'dylib'
ext_static = 'a'
else
ext_dynamic = 'so'
ext_static = 'a'
endif
# workspace name -> lib name
plugins = {
'gst-plugin-audiofx': 'libgstrsaudiofx',
'gst-plugin-cdg': 'libgstcdg',
'gst-plugin-claxon': 'libgstclaxon',
'gst-plugin-fallbackswitch': 'libgstfallbackswitch',
'gst-plugin-ffv1': 'libgstffv1',
'gst-plugin-file': 'libgstrsfile',
'gst-plugin-flavors': 'libgstrsflv',
'gst-plugin-gif': 'libgstgif',
'gst-plugin-lewton': 'libgstlewton',
'gst-plugin-rav1e': 'libgstrav1e',
'gst-plugin-reqwest': 'libgstreqwest',
'gst-plugin-hlssink3': 'libgsthlssink3',
'gst-plugin-rspng': 'libgstrspng',
'gst-plugin-rusoto': 'libgstrusoto',
'gst-plugin-textwrap': 'libgstrstextwrap',
'gst-plugin-fmp4': 'libgstfmp4',
'gst-plugin-threadshare': 'libgstthreadshare',
'gst-plugin-togglerecord': 'libgsttogglerecord',
'gst-plugin-hsv': 'libgsthsv',
'gst-plugin-json': 'libgstrsjson',
'gst-plugin-regex': 'libgstrsregex',
# FIXME: libwebp-sys2 will build its bundled version on msvc and apple platforms
# https://github.com/qnighy/libwebp-sys2-rs/issues/4
'gst-plugin-webp': 'libgstrswebp',
'gst-plugin-videofx': 'libgstvideofx',
'gst-plugin-uriplaylistbin': 'libgsturiplaylistbin',
}
extra_env = {}
if dependency('pangocairo', required : get_option('closedcaption')).found()
plugins += {'gst-plugin-closedcaption' : 'libgstrsclosedcaption',}
endif
if dependency('dav1d', required : get_option('dav1d')).found()
plugins += {'gst-plugin-dav1d' : 'libgstrsdav1d'}
endif
sodium = get_option ('sodium')
if sodium == 'system'
dependency('libsodium')
plugins += {'gst-plugin-sodium': 'libgstsodium'}
extra_env += {'SODIUM_USE_PKG_CONFIG': '1'}
elif sodium == 'built-in'
plugins += {'gst-plugin-sodium': 'libgstsodium'}
endif
cc = meson.get_compiler('c')
csound_option = get_option('csound')
# try first to find csound using pkg-config
csound_dep = dependency('', required: false)
if not csound_dep.found() and not csound_option.disabled()
# if csound isn't distributed with pkg-config then user needs to define CSOUND_LIB_DIR with its location
python3 = import('python').find_installation()
res = run_command(python3, '-c', 'import os; print(os.environ["CSOUND_LIB_DIR"])')
if res.returncode() == 0
csound_libdir = res.stdout().strip()
csound_dep = cc.find_library('csound64', dirs: csound_libdir, required: false)
if csound_dep.found()
extra_env += {'CSOUND_LIB_DIR': csound_libdir}
endif
endif
endif
if csound_dep.found()
plugins += {'gst-plugin-csound' : 'libgstcsound'}
elif csound_option.enabled()
error('csound option is enabled, but csound64 library could not be found and CSOUND_LIB_DIR was not set')
else
message('csound not found, disabling its plugin')
endif
if dependency('gtk4', required : get_option('gtk4')).found()
plugins += {'gst-plugin-gtk4' : 'libgstgtk4',}
endif
output = []
extensions = []
# Add the plugin file as output
if get_option('default_library') == 'shared' or get_option('default_library') == 'both'
extensions += [ext_dynamic]
foreach p, lib : plugins
output += [lib + '.' + ext_dynamic]
endforeach
endif
if get_option('default_library') == 'static' or get_option('default_library') == 'both'
extensions += [ext_static]
foreach p, lib : plugins
output += [lib + '.' + ext_static]
endforeach
endif
pc_files = []
foreach p, lib : plugins
# skip the 'lib' prefix in plugin name
pc_files += [lib.substring(3) + '.pc']
endforeach
# Need to depends on all gstreamer-rs deps to ensure they are built
# before gstreamer-rs when building with gst-build.
# Custom targets can't depend on dependency() objects so we have to depend
# on the library variable from the subproject instead.
gst_req = '>= 1.14.0'
depends = []
deps = [
# name, subproject name, subproject dep, library object
['gstreamer-1.0', 'gstreamer', 'gst_dep', 'libgst'],
['gstreamer-app-1.0', 'gst-plugins-base', 'app_dep', 'gstapp'],
['gstreamer-audio-1.0', 'gst-plugins-base', 'audio_dep', 'gstaudio'],
['gstreamer-base-1.0', 'gstreamer', 'gst_base_dep', 'gst_base'],
['gstreamer-check-1.0', 'gstreamer', 'gst_check_dep', 'gst_check'],
['gstreamer-net-1.0', 'gstreamer', 'gst_net_dep', 'gst_net'],
['gstreamer-rtp-1.0', 'gst-plugins-base', 'rtp_dep', 'gst_rtp'],
['gstreamer-video-1.0', 'gst-plugins-base', 'video_dep', 'gstvideo'],
]
foreach d: deps
dep = dependency(d[0], version : gst_req,
fallback : [d[1], d[2]])
if dep.type_name() == 'internal'
lib = subproject(d[1]).get_variable(d[3])
depends += lib
endif
endforeach
include = ','.join(plugins.keys())
# serialize extra_env
extra_env_list = []
foreach key, value : extra_env
extra_env_list += key + ':' + value
endforeach
extra_env_str = ','.join(extra_env_list)
plugins_install_dir = get_option('libdir') / 'gstreamer-1.0'
pkgconfig_install_dir = get_option('libdir') / 'pkgconfig'
# Always build the target so we don't have to list all source files as input
rs_plugins = custom_target('gst-plugins-rs',
build_by_default: true,
output: output,
console: true,
install: true,
install_dir: plugins_install_dir,
build_always_stale: true,
depends: depends,
command: [cargo_wrapper,
'build',
meson.current_build_dir(),
meson.current_source_dir(),
meson.build_root(),
target,
include,
extra_env_str,
get_option('prefix'),
get_option('libdir'),
extensions])
plugins = rs_plugins.to_list()
# We don't need to pass a command as we depends on the target above
# but it is currently mandatory ( https://github.com/mesonbuild/meson/issues/8059 )
# so use python as it's guaranteed to be present on any setup
python = import('python').find_installation()
custom_target('gst-plugins-rs-pc-files',
build_by_default: true,
output: pc_files,
console: true,
install: true,
install_dir: pkgconfig_install_dir,
depends: rs_plugins,
command: [python, '-c', '""'])
test('tests',
cargo_wrapper,
args: ['test',
meson.current_build_dir(),
meson.current_source_dir(),
meson.build_root(),
target,
include,
extra_env_str,
get_option('prefix'),
get_option('libdir')],
timeout: 600)
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