def _handle_packet(self, pkt_raw):
# Get the structure
pkt = json.loads(pkt_raw)
# Prepare to log
pkt.update(cli_time=time.time(),
_type='srv-state')
if self.video:
# Add locally derived values
pkt['cli_pts'] = self.video.get_video_pts()
if 'srv_pts' in pkt and (pkt.get('cli_pts') is not None):
# Video latency
latency = pkt['srv_pts'] - pkt['cli_pts']
pkt['latency_video'] = latency
# Store min and max control latency for stats output
self.video_extra_stats['lat_video'] = max(
self.video_extra_stats.get('lat_video', -1),
latency)
self.video_extra_stats['lat_video_min'] = min(
self.video_extra_stats.get('lat_video_min', 1e12),
latency)
if pkt['est_cli_time']:
# Control link latency
latency = pkt['cli_time'] - pkt['est_cli_time']
pkt['latency_ctrl'] = latency
# Store max control latency for stats output
self.video_extra_stats['lat_ctrl'] = max(
self.video_extra_stats.get('lat_ctrl', -1),
latency)
server_time_offset = pkt['srv_time'] - pkt['cli_time']
if (self.server_time_offset is None) or \
abs(self.server_time_offset - server_time_offset) > 1.0:
self.logger.debug('Server time offset %.3f sec', server_time_offset)
self.server_time_offset = server_time_offset
# Parse out messages -- no need to log them twice
logs = pkt.pop('logs_data', None) or []
for entry in logs:
if entry[0] > self.remote_logs_from:
# new record
self.remote_logs_from = entry[0]
log_dict = MemoryLoggingHandler.to_dict(
entry, time_field='srv_time')
log_dict.update(
_type='srv-log', cli_time=pkt['cli_time'])
self._log_struct(log_dict)
MemoryLoggingHandler.relog(entry, prefix='srv.')
# Log it and store (for display)
self._log_struct(pkt)
self.server_state = pkt
self.update_video_overlay()
def _emit_json_logsaver_data(self):
while self.json_logsaver.data:
entry = self.json_logsaver.data.pop(0)
log_dict = MemoryLoggingHandler.to_dict(
entry, time_field='cli_time')
if log_dict["name"].startswith("srv."):
# Do not double-save server messages
return
log_dict.update(_type='cli-log')
self._log_struct(log_dict)
def _emit_json_logsaver_data(self):
while self.json_logsaver.data:
entry = self.json_logsaver.data.pop(0)
log_dict = MemoryLoggingHandler.to_dict(entry,
time_field='cli_time')
if log_dict["name"].startswith("srv."):
# Do not double-save server messages
return
log_dict.update(_type='cli-log')
self._log_struct(log_dict)
def _handle_packet(self, pkt_raw):
# Get the structure
pkt = json.loads(pkt_raw)
# Prepare to log
pkt.update(cli_time=time.time(), _type='srv-state')
if self.video:
# Add locally derived values
pkt['cli_pts'] = self.video.get_video_pts()
if 'srv_pts' in pkt and (pkt.get('cli_pts') is not None):
# Video latency
latency = pkt['srv_pts'] - pkt['cli_pts']
pkt['latency_video'] = latency
# Store min and max control latency for stats output
self.video_extra_stats['lat_video'] = max(
self.video_extra_stats.get('lat_video', -1), latency)
self.video_extra_stats['lat_video_min'] = min(
self.video_extra_stats.get('lat_video_min', 1e12), latency)
if pkt['est_cli_time']:
# Control link latency
latency = pkt['cli_time'] - pkt['est_cli_time']
pkt['latency_ctrl'] = latency
# Store max control latency for stats output
self.video_extra_stats['lat_ctrl'] = max(
self.video_extra_stats.get('lat_ctrl', -1), latency)
server_time_offset = pkt['srv_time'] - pkt['cli_time']
if (self.server_time_offset is None) or \
abs(self.server_time_offset - server_time_offset) > 1.0:
self.logger.debug('Server time offset %.3f sec',
server_time_offset)
self.server_time_offset = server_time_offset
# Parse out messages -- no need to log them twice
logs = pkt.pop('logs_data', None) or []
for entry in logs:
if entry[0] > self.remote_logs_from:
# new record
self.remote_logs_from = entry[0]
log_dict = MemoryLoggingHandler.to_dict(entry,
time_field='srv_time')
log_dict.update(_type='srv-log', cli_time=pkt['cli_time'])
self._log_struct(log_dict)
MemoryLoggingHandler.relog(entry, prefix='srv.')
# Log it and store (for display)
self._log_struct(pkt)
self.server_state = pkt
self.update_video_overlay()