def uri_schemes__get(self):
        dici = {}
        reg = gst.registry_get_default()
        plugins = reg.get_plugin_list()
        for plugin in plugins:
            features = reg.get_feature_list_by_plugin(plugin.get_name())
            for feature in features:
                if isinstance(feature, gst.ElementFactory):
                    try:
                        if feature.get_uri_type():
                            protocols = feature.get_uri_protocols()
                            for protocol in protocols:
                            ## We want only be fallback, if there is another
                            ## player for the uri
                                dici[str(protocol)] = 150
                    except AttributeError, e:
                        #FIXME: this is a work-a-round for pygst-bug #385841,
                        #       remove it as fast as possible
                        continue
        return dici