build_hotdoc = false if meson.is_cross_build() if get_option('doc').enabled() error('Documentation enabled but building the doc while cross building is not supported yet.') endif message('Documentation not built as building it while cross building is not supported yet.') subdir_done() endif if static_build if get_option('doc').enabled() error('Documentation enabled but not supported when building statically.') endif message('Building statically, can\'t build the documentation') subdir_done() endif if not build_gir if get_option('doc').enabled() error('Documentation enabled but introspection not built.') endif message('Introspection not built, won\'t build documentation requiring it') endif required_hotdoc_extensions = ['gi-extension', 'c-extension', 'gst-extension'] if gst_dep.type_name() == 'internal' gst_proj = subproject('gstreamer') plugins_cache_generator = gst_proj.get_variable('plugins_cache_generator') else plugins_cache_generator = find_program(join_paths(gst_dep.get_variable('libexecdir'), 'gstreamer-' + api_version, 'gst-plugins-doc-cache-generator'), required: false) endif plugins_cache = join_paths(meson.current_source_dir(), 'plugins', 'gst_plugins_cache.json') if plugins.length() == 0 message('All bad plugins have been disabled') elif plugins_cache_generator.found() plugins_doc_dep = custom_target('bad-plugins-doc-cache', command: [plugins_cache_generator, plugins_cache, '@OUTPUT@', '@INPUT@'], input: plugins, output: 'gst_plugins_cache.json', build_always_stale: true, ) else warning('GStreamer plugin inspector for documentation not found, can\'t update the cache') endif hotdoc_p = find_program('hotdoc', required: get_option('doc')) if not hotdoc_p.found() message('Hotdoc not found, not building the documentation') subdir_done() endif hotdoc_req = '>= 0.11.0' hotdoc_version = run_command(hotdoc_p, '--version', check: false).stdout() if not hotdoc_version.version_compare(hotdoc_req) if get_option('doc').enabled() error('Hotdoc version @0@ not found, got @1@'.format(hotdoc_req, hotdoc_version)) else message('Hotdoc version @0@ not found, got @1@'.format(hotdoc_req, hotdoc_version)) subdir_done() endif endif hotdoc = import('hotdoc') foreach extension: required_hotdoc_extensions if not hotdoc.has_extensions(extension) if get_option('doc').enabled() error('Documentation enabled but @0@ missing'.format(extension)) endif message('@0@ extensions not found, not building documentation requiring it'.format(extension)) endif endforeach build_hotdoc = true docconf = configuration_data() docconf.set('GST_API_VERSION', api_version) configure_file(input : 'gst_api_version.in', output : 'gst_api_version.md', configuration : docconf) root_rel = '..' excludes = [] foreach f: [ 'gst/frei0r/frei0r.h', 'gst/mxf/mxful.c', 'gst-libs/gst/*/*-private.h', 'gst-libs/gst/codecparsers/nalutils.h', 'ext/closedcaption/bcd.h', 'ext/closedcaption/bit_slicer.[ch]', 'ext/closedcaption/decoder.[ch]', 'ext/closedcaption/macros.h', 'ext/closedcaption/misc.h', 'ext/closedcaption/raw_decoder.[ch]', 'ext/closedcaption/sampling_par.[ch]', 'ext/closedcaption/sliced.[ch]', 'ext/*/*.h', 'sys/*/*.h', 'gst/*/*.h', 'gst-libs/gst/*/*-prelude.h', 'gst-libs/gst/vulkan/vulkan_fwd.h' ] excludes += [join_paths(meson.current_source_dir(), root_rel, f)] endforeach libs = [] if build_gir libs = [ {'name': 'mpegts', 'gir': mpegts_gir, 'lib': gstmpegts_dep}, {'name': 'play', 'gir': play_gir, 'lib': gstplay_dep}, {'name': 'player', 'gir': player_gir, 'lib': gstplayer_dep}, {'name': 'insertbin', 'gir': insertbin_gir, 'lib': gstinsertbin_dep}, {'name': 'codecparsers', 'lib': gstcodecparsers_dep}, {'name': 'adaptivedemux', 'lib': gstadaptivedemux_dep}, {'name': 'basecamerabinsrc', 'gir': basecamerabin_gir, 'lib': gstbasecamerabin_dep}, {'name': 'webrtc', 'gir': webrtc_gir, 'lib': gstwebrtc_dep, 'suffix': 'lib'}, {'name': 'audio', 'gir': audio_gir, 'lib': gstbadaudio_dep, 'prefix': 'bad-'}, {'name': 'transcoder', 'gir': transcoder_gir, 'lib': gst_transcoder_dep}, {'name': 'codecs', 'gir': codecs_gir, 'lib': gstcodecs_dep}, ] if gstopencv_dep.found() libs += [ {'name': 'opencv', 'lib': gstopencv_dep, 'c_source_patterns': ['*.h', '*.cpp'], 'extra_c_flags': ['-x c++']}, ] endif if gstvulkan_dep.found() libs += [ {'name': 'vulkan', 'gir': vulkan_gir, 'lib': gstvulkan_dep, 'suffix': 'lib'}, ] if enabled_vulkan_winsys.contains('xcb') libs += [ {'name': 'vulkan-xcb', 'gir': vulkan_xcb_gir, 'lib': gstvulkanxcb_dep, 'extra_sources' : [ join_paths(root_rel, 'gst-libs/gst/vulkan/xcb/gstvkdisplay_xcb.[ch]'), ]}, ] endif if enabled_vulkan_winsys.contains('wayland') libs += [ {'name': 'vulkan-wayland', 'gir': vulkan_wayland_gir, 'lib': gstvulkanwayland_dep, 'extra_sources' : [ join_paths(root_rel, 'gst-libs/gst/vulkan/wayland/gstvkdisplay_wayland.[ch]'), ]}, ] endif endif endif has_gi_extension = hotdoc.has_extensions('gi-extension') has_c_extension = hotdoc.has_extensions('c-extension') libs_doc = [] foreach lib_def: libs name = lib_def['name'] lib = lib_def['lib'] extra_sources = lib_def.get('extra_sources', []) c_source_patterns = lib_def.get('c_source_patterns', ['*.[hc]']) c_sources = [] foreach pattern: c_source_patterns c_sources += join_paths(root_rel, 'gst-libs/gst', name, pattern) endforeach c_sources += extra_sources if lib_def.has_key('gir') if has_gi_extension gir = lib_def['gir'] prefix = lib_def.get('prefix', '') suffix = lib_def.get('suffix', '') libs_doc += [hotdoc.generate_doc(prefix + name + suffix, project_version: api_version, gi_c_sources: c_sources, gi_sources: gir[0].full_path(), gi_c_source_filters: excludes, sitemap: join_paths('libs', name, 'sitemap.txt'), index: join_paths('libs/', name, 'index.md'), gi_index: join_paths('libs/', name, 'index.md'), gi_smart_index: true, gi_order_generated_subpages: true, dependencies: [lib, gir], c_flags: '-DGST_USE_UNSTABLE_API', install: false, )] endif else if has_c_extension libs_doc += [hotdoc.generate_doc('gst-plugins-bad-' + name, sitemap: join_paths('libs', name, 'sitemap.txt'), index: join_paths('libs', name, 'index.md'), project_version: api_version, c_sources: c_sources, c_source_filters: excludes, c_index: join_paths('libs', name, 'index.md'), c_smart_index: true, c_order_generated_subpages: true, extra_c_flags: ['-DGST_USE_UNSTABLE_API'] + lib_def.get('extra_c_flags', []), dependencies: lib, install: false, )] endif endif endforeach list_plugin_res = run_command(python3, '-c', ''' import sys import json with open("@0@") as f: print(':'.join(json.load(f).keys()), end='') '''.format(plugins_cache), check: true) plugins_doc = [] foreach plugin_name: list_plugin_res.stdout().split(':') plugins_doc += [hotdoc.generate_doc(plugin_name, project_version: api_version, sitemap: 'plugins/sitemap.txt', index: 'plugins/index.md', c_flags: '-DGST_USE_UNSTABLE_API', gst_index: 'plugins/index.md', gst_smart_index: true, gst_c_sources: [ join_paths(root_rel, 'sys/*/*.[cmh]'), join_paths(root_rel, 'sys/*/*.cpp'), join_paths(root_rel, 'sys/*/*.cc'), join_paths(root_rel, 'sys/*/*.mm'), join_paths(root_rel, 'sys/*/*.hh'), join_paths(root_rel, 'ext/*/*.[ch]'), join_paths(root_rel, 'ext/*/*.cpp'), join_paths(root_rel, 'ext/*/*.cc'), join_paths(root_rel, 'ext/*/*.hh'), join_paths(root_rel, 'gst/*/*.[ch]'), join_paths(root_rel, 'gst/rtmp2/*/*.[ch]'), ], dependencies: [gst_dep, plugins], install: false, disable_incremental_build: true, gst_cache_file: plugins_cache, gst_c_source_filters: excludes, gst_order_generated_subpages: true, gst_plugin_name: plugin_name, include_paths: join_paths(meson.current_source_dir(), '..'), )] endforeach