def get_mpd(self):
logger.debug("Start dowlnoading MPD: {}".format(self.mpd_path))
# Adjust the timestamp. In order to prevent time shift due to the processing time in callbacks,
# keep last_update time to be exactly aligned to the next segment start
if self.last_update is None or self.mpd_int is None:
self.last_update = datetime.now()
else:
self.last_update = self.last_update + timedelta(seconds=self.mpd_int.segmentDuration)
# trigger async download
d = getResource(self.mpd_path)
d.addCallbacks(self.on_mpd, self.on_mpd_error)
def __init__(self, path, sink, file_list):
self.path = path
self.sink = sink
self.count = len(file_list)
self.error_count = 0
self.downloaded_list = []
logger.debug("Initiate group downloading: %s files", len(file_list))
for filename in file_list:
url = urljoin(self.path, filename)
logger.debug("Start downloading segments: %s", url)
d = getResource(url)
d.addCallbacks(partial(self.on_download, filename), partial(self.on_err, filename))