ardupilot/Tools/scripts/sensor_status_change.py

88 lines
2.4 KiB
Python
Executable File

#!/usr/bin/env python
"""
Parses a log file and shows how the SENSOR_STATUS flags changed over time
AP_FLAKE8_CLEAN
"""
from __future__ import print_function
import optparse
import sys
import time
from pymavlink import mavutil
class SYS_STATUS_Change(object):
def __init__(self, master):
self.master = master
def progress(self, text):
'''emit text with possible timestamps etc'''
print("%u: %s" % (time.time(), text))
def bit_description(self, bit_number):
if 1 << bit_number not in mavutil.mavlink.enums["MAV_SYS_STATUS_SENSOR"]:
return "UNKNOWN_BIT[%u]" % bit_number
name = mavutil.mavlink.enums["MAV_SYS_STATUS_SENSOR"][1 << bit_number].name
# return name with common prefix removed:
return name[len("MAV_SYS_STATUS_"):]
def run(self):
self.progress("Creating connection")
self.conn = mavutil.mavlink_connection(master)
fields = ['present', 'enabled', 'health']
current = dict()
for f in fields:
current[f] = 0
while True:
m = self.conn.recv_match(type="SYS_STATUS")
if m is None:
break
line = ""
for f in fields:
current_values = current[f]
new_values = getattr(m, "onboard_control_sensors_" + f)
for bit in range(0, 32):
mask = 1 << bit
old_bit_set = current_values & mask
new_bit_set = new_values & mask
if new_bit_set and not old_bit_set:
line += " %s+%s" % (f, self.bit_description(bit))
elif not new_bit_set and old_bit_set:
line += " %s-%s" % (f, self.bit_description(bit))
current[f] = new_values
if len(line) == 0:
continue
timestamp = getattr(m, '_timestamp', 0.0)
formatted_timestamp = "%s.%02u" % (
time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(timestamp)),
int(timestamp * 100.0) % 100)
print("%s: %s" % (formatted_timestamp, line))
if __name__ == '__main__':
parser = optparse.OptionParser("sys_status_change.py [options]")
(opts, args) = parser.parse_args()
if len(args) < 1:
parser.print_help()
sys.exit(1)
master = args[0]
tester = SYS_STATUS_Change(master)
tester.run()