def __init__(self, controller, subscriber):
super(WinMediaParam, self).__init__(controller, self.set_value)
self.subscriber = subscriber
self.media_name = None
self.shared_info.connect(SharedInfo.GLOBAL_MEDIA, self.set_camera)
self.subscriber.subscribe(keys.get_key_media_param(),
self.call_signal_param)
def __new__(cls):
# Singleton
if not cls._instance:
# first instance
cls.config = Configuration()
cls.dct_filter = {}
cls.dct_media = {}
# {"filter_name" : class_filter}
cls.dct_filterchain = {}
cls.dct_filter = {}
# initialize subscriber server
publisher = Publisher(5031)
cls.publisher = publisher
# self.resource.set_all_publisher(publisher)
publisher.start()
publisher.register(keys.get_key_execution_list())
publisher.register(keys.get_key_filter_param())
publisher.register(keys.get_key_media_param())
publisher.register(keys.get_key_lst_rec_historic())
publisher.register(keys.get_key_count())
# instance class
cls._instance = super(Resource, cls).__new__(cls)
return cls._instance
def __new__(cls):
# Singleton
if not cls._instance:
# first instance
cls.config = Configuration()
cls.dct_filter = {}
cls.dct_media = {}
# {"filter_name" : class_filter}
cls.dct_filterchain = {}
cls.dct_filter = {}
# initialize subscriber server
publisher = Publisher(5031)
cls.publisher = publisher
# self.resource.set_all_publisher(publisher)
publisher.start()
publisher.register(keys.get_key_execution_list())
publisher.register(keys.get_key_filter_param())
publisher.register(keys.get_key_media_param())
publisher.register(keys.get_key_lst_rec_historic())
publisher.register(keys.get_key_count())
# instance class
cls._instance = super(Resource, cls).__new__(cls)
return cls._instance
def _add_notification_param(self, param):
# send from publisher
if not self._publisher:
return
data = {"media": self.media_name, "param": param.serialize()}
json_data = json.dumps(data)
self._publisher.publish(keys.get_key_media_param(), json_data)
def close(self):
logger.info("Close cmdHandler and close server.")
for media_name in self.resource.get_media_name_list():
media = self.resource.get_media(media_name)
media.close()
media.destroy()
self.server_observer.stop()
self.publisher.stop()
self.publisher.deregister(keys.get_key_execution_list())
self.publisher.deregister(keys.get_key_filter_param())
self.publisher.deregister(keys.get_key_media_param())
self.publisher.deregister(keys.get_key_lst_rec_historic())
self.publisher.deregister(keys.get_key_count())
def __init__(self, controller, subscriber):
super(WinMediaParam, self).__init__(controller, self.set_value)
self.subscriber = subscriber
self.media_name = None
self.shared_info.connect(SharedInfo.GLOBAL_MEDIA, self.set_camera)
self.subscriber.subscribe(keys.get_key_media_param(), self.call_signal_param)