TEMPLATE = Template('''
#include <gst/gst.h>
+$elements_declaration
+$typefind_funcs_declaration
+$device_providers_declaration
+$dynamic_types_declaration
$plugins_declaration
+$giomodules_declaration
void
gst_init_static_plugins (void)
{
- $plugins_registration
+ static gsize initialization_value = 0;
+ if (g_once_init_enter (&initialization_value)) {
+ $elements_registration
+ $typefind_funcs_registration
+ $device_providers_registration
+ $dynamic_types_registration
+ $plugins_registration
+ $giomodules_registration
+
+ g_once_init_leave (&initialization_value, 1);
+ }
}
''')
+
+# Retrieve the plugin name as it can be a plugin filename
+def get_plugin_name(name):
+ for p in plugins:
+ if name in p:
+ return p
+ return ''
+
+
+def process_features(features_list, plugins, feature_prefix):
+ plugins_list = plugins
+ feature_declaration = []
+ feature_registration = []
+ if features_list is not None:
+ feature_plugins = features_list.split(';')
+ for plugin in feature_plugins:
+ split = plugin.split(':')
+ plugin_name = split[0].strip()
+ if len(split) == 2:
+ if (get_plugin_name(plugin_name)) != '':
+ plugins_list.remove(get_plugin_name(plugin_name))
+ features = split[1].split(',')
+ for feature in features:
+ feature = feature.replace("-", "_")
+ feature_declaration += ['%s_REGISTER_DECLARE(%s);' % (feature_prefix, feature)]
+ feature_registration += ['%s_REGISTER(%s, NULL);' % (feature_prefix, feature)]
+ return (plugins_list, feature_declaration, feature_registration)
+
+
if __name__ == "__main__":
parser = argparse.ArgumentParser()
- parser.add_argument(dest="output", help="Output file")
- parser.add_argument(dest="plugins", nargs=argparse.REMAINDER, help="The list of plugins")
-
+ parser.add_argument('-o', dest="output", help="Output file")
+ parser.add_argument('-p', '--plugins', nargs='?', default='', dest="plugins", help="The list of plugins")
+ parser.add_argument('-e', '--elements', nargs='?', default='', dest="elements", help="The list of plugin:elements")
+ parser.add_argument('-t', '--type-finds', nargs='?', default='',
+ dest="typefindfuncs", help="The list of plugin:typefinds")
+ parser.add_argument('-d', '--devide-providers', nargs='?', default='',
+ dest="deviceproviders", help="The list of plugin:deviceproviders")
+ parser.add_argument('-T', '--dynamic-types', nargs='?', default='',
+ dest="dynamictypes", help="The list of plugin:dynamictypes")
+ parser.add_argument('--giomodules', nargs='?', default='',
+ dest="giomodules", help="The list of GIO modules")
options = parser.parse_args()
+ if options.output is None:
+ output_file = 'gstinitstaticplugins.c'
+ else:
+ output_file = options.output
+ enable_staticelements_plugin = 0
+ elements_declaration = []
+ elements_registration = []
+ typefind_funcs_declaration = []
+ typefind_funcs_registration = []
+ device_providers_declaration = []
+ device_providers_registration = []
+ dynamic_types_declaration = []
+ dynamic_types_registration = []
+ plugins_declaration = []
+ plugins_registration = []
+ giomodules_declaration = []
+ giomodules_registration = []
+
+ if ',' in options.plugins or ':' in options.plugins:
+ print("Only ';' is allowed in the list of plugins.")
+ exit(1)
+
+ if options.plugins is None or options.plugins.isspace():
+ plugins = []
+ else:
+ plugins = options.plugins.split(';')
+
+ # process the features
+ (plugins, elements_declaration, elements_registration) = process_features(options.elements, plugins, 'GST_ELEMENT')
+ (plugins, typefind_funcs_declaration, typefind_funcs_registration) = process_features(
+ options.typefindfuncs, plugins, 'GST_TYPE_FIND')
+ (plugins, device_providers_declaration, device_providers_registration) = process_features(
+ options.deviceproviders, plugins, 'GST_DEVICE_PROVIDER')
+ (plugins, dynamic_types_declaration, dynamic_types_registration) = process_features(
+ options.dynamictypes, plugins, 'GST_DYNAMIC_TYPE')
- names = set()
- for plugin in options.plugins:
- filename = os.path.basename(plugin)
+ # Enable plugin or elements according to the ';' separated list.
+ for plugin in plugins:
+ split = plugin.split(':')
+ plugin_name = split[0]
+ if plugin_name == '':
+ continue
+ filename = os.path.basename(plugin).strip()
if filename.startswith('libgst') and filename.endswith('.a'):
- names.add(filename[len('libgst'):-len('.a')])
+ plugin_name = filename[len('libgst'):-len('.a')]
+ plugins_registration += ['GST_PLUGIN_STATIC_REGISTER(%s);' % (plugin_name)]
+ plugins_declaration += ['GST_PLUGIN_STATIC_DECLARE(%s);' % (plugin_name)]
- registration = ['GST_PLUGIN_STATIC_REGISTER(%s);' % name for name in names]
- declaration = ['GST_PLUGIN_STATIC_DECLARE(%s);' % name for name in names]
+ giomodules = options.giomodules.split(';') if options.giomodules else []
+ for module_name in giomodules:
+ if module_name.startswith('gio'):
+ module_name = module_name[3:]
+ giomodules_declaration.append(f'extern void g_io_{module_name}_load (gpointer data);')
+ giomodules_registration.append(f'g_io_{module_name}_load (NULL);')
- with open(options.output, "w") as f:
+ with open(output_file.strip(), "w") as f:
+ static_elements_plugin = ''
f.write(TEMPLATE.substitute({
- 'plugins_declaration': '\n'.join(declaration),
- 'plugins_registration': '\n '.join(registration),
- }))
+ 'elements_declaration': '\n'.join(elements_declaration),
+ 'elements_registration': '\n '.join(elements_registration),
+ 'typefind_funcs_declaration': '\n'.join(typefind_funcs_declaration),
+ 'typefind_funcs_registration': '\n '.join(typefind_funcs_registration),
+ 'device_providers_declaration': '\n'.join(device_providers_declaration),
+ 'device_providers_registration': '\n '.join(device_providers_registration),
+ 'dynamic_types_declaration': '\n'.join(dynamic_types_declaration),
+ 'dynamic_types_registration': '\n '.join(dynamic_types_registration),
+ 'plugins_declaration': '\n'.join(plugins_declaration),
+ 'plugins_registration': '\n '.join(plugins_registration),
+ 'giomodules_declaration': '\n'.join(giomodules_declaration),
+ 'giomodules_registration': '\n '.join(giomodules_registration),
+ }))