project('gst-python', 'c', version : '1.25.0.1', meson_version : '>= 1.1', default_options : [ 'warning_level=1', 'c_std=gnu99', 'buildtype=debugoptimized' ]) gst_version = meson.project_version() version_arr = gst_version.split('.') gst_version_major = version_arr[0] gst_version_minor = version_arr[1] api_version = '@0@.0'.format(gst_version_major) host_system = host_machine.system() cc = meson.get_compiler('c') add_project_arguments('-DHAVE_CONFIG_H', language: 'c') gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor) 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']) gmodule_dep = dependency('gmodule-no-export-2.0') libdl = cc.find_library('dl', required: false) pygobject_dep = dependency('pygobject-3.0', fallback: ['pygobject', 'pygobject_dep'], version : '>= 3.8') pymod = import('python') python = pymod.find_installation(get_option('python')) pythonver = python.language_version() if pythonver.version_compare('<3.0') error('Python2 is not supported anymore, please port your code to python3 (@0@ specified)'.format(python.language_version())) endif if pythonver.version_compare('<3.7') error('Could not find a sufficient python version required: 3.7, found @0@'.format(python.language_version())) endif python_embed_dep = python.dependency(embed: true, required: true) python_dep = python.dependency(embed: false, required: true) python_abi_flags = python.get_variable('ABIFLAGS', '') message(f'python_abi_flags = @python_abi_flags@') pylib_loc = get_option('libpython-dir') fsmod = import('fs') pylib_prefix = 'lib' pylib_suffix = 'so' pylib_ver = python_dep.version() pylib_locs = [] if host_system == 'windows' if cc.get_argument_syntax() == 'msvc' pylib_prefix = '' endif pylib_suffix = 'dll' pylib_ver = pylib_ver.replace('.', '') elif host_system == 'darwin' pylib_suffix = 'dylib' endif pylib_fnames = [] # Library name with soversion, non-devel package if python.has_variable('INSTSONAME') # For example, libpython3.12.so.1.0 (Linux), libpython3.11.dll.a (MSYS2), etc. pylib_fnames += python.get_variable('INSTSONAME') endif # Library name without soversion, devel package, framework, etc. if python.has_variable('LDLIBRARY') # For example, libpython3.12.so (Linux), libpython3.11.dll.a (MSYS2), etc. pylib_fnames += python.get_variable('LDLIBRARY') endif # Manually construct name as a fallback pylib_fnames += [ pylib_prefix + 'python' + pylib_ver + python_abi_flags + '.' + pylib_suffix ] if pylib_loc != '' pylib_locs = [pylib_loc] else if python.has_variable('LIBDIR') pylib_locs += python.get_variable('LIBDIR') endif if python.has_variable('LIBPL') pylib_locs += python.get_variable('LIBPL') endif # On Windows, python312.dll is in the rootdir where Python is installed, # which is configured as the "prefix" in sysconfig. if host_system == 'windows' pylib_locs += python.get_variable('prefix') endif endif pylib_fname = '' foreach loc: pylib_locs foreach fname: pylib_fnames fpath = loc / fname debug(f'Looking for Python library at: @fpath@') if fsmod.exists(fpath) pylib_fname = fname message(f'PY_LIB_FNAME = @fname@ (@loc@)') break endif endforeach endforeach if pylib_fname == '' message('Could not find python library to load, will try loading at runtime') endif pygi_override_dir = get_option('pygi-overrides-dir') if pygi_override_dir == '' pygi_override_dir = python.get_install_dir( subdir : join_paths('gi', 'overrides'), pure: false ) endif message('pygobject overrides directory = @0@'.format(pygi_override_dir)) # libdir has to be built from pieces. libdir = get_option('prefix')+'/'+get_option('libdir') cdata = configuration_data() cdata.set_quoted('PACKAGE', 'gst-python') cdata.set_quoted('VERSION', gst_version) cdata.set_quoted('GST_PACKAGE_NAME', 'GStreamer Python') cdata.set_quoted('PACKAGE_NAME', 'GStreamer Python') cdata.set_quoted('GST_API_VERSION', api_version) cdata.set_quoted('PLUGINDIR', join_paths(get_option('prefix'), get_option('libdir'), 'gstreamer-1.0')) cdata.set_quoted('PY_LIB_FNAME', pylib_fname) configure_file(output : 'config.h', configuration : cdata) configinc = include_directories('.') meson.add_dist_script('scripts/gen-changelog.py', meson.project_name(), '1.22.0', meson.project_version()) pkgconfig = import('pkgconfig') plugins_install_dir = join_paths(libdir, 'gstreamer-1.0') 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('gi') if not get_option('plugin').disabled() if get_option('default_library') != 'static' subdir('plugin') else warning('Python plugin not supported with `static` builds yet.') endif endif if not get_option('tests').disabled() subdir('testsuite') endif