aboutsummaryrefslogtreecommitdiff
path: root/mavlink/share/pyshared/pymavlink/examples/gpslock.py
diff options
context:
space:
mode:
Diffstat (limited to 'mavlink/share/pyshared/pymavlink/examples/gpslock.py')
-rw-r--r--mavlink/share/pyshared/pymavlink/examples/gpslock.py68
1 files changed, 0 insertions, 68 deletions
diff --git a/mavlink/share/pyshared/pymavlink/examples/gpslock.py b/mavlink/share/pyshared/pymavlink/examples/gpslock.py
deleted file mode 100644
index f15b29072..000000000
--- a/mavlink/share/pyshared/pymavlink/examples/gpslock.py
+++ /dev/null
@@ -1,68 +0,0 @@
-#!/usr/bin/env python
-
-'''
-show GPS lock events in a MAVLink log
-'''
-
-import sys, time, os
-
-# allow import from the parent directory, where mavlink.py is
-sys.path.insert(0, os.path.join(os.path.dirname(os.path.realpath(__file__)), '..'))
-
-from optparse import OptionParser
-parser = OptionParser("gpslock.py [options]")
-parser.add_option("--mav10", action='store_true', default=False, help="Use MAVLink protocol 1.0")
-
-(opts, args) = parser.parse_args()
-
-if opts.mav10:
- os.environ['MAVLINK10'] = '1'
-import mavutil
-
-if len(args) < 1:
- print("Usage: gpslock.py [options] <LOGFILE...>")
- sys.exit(1)
-
-def lock_time(logfile):
- '''work out gps lock times for a log file'''
- print("Processing log %s" % filename)
- mlog = mavutil.mavlink_connection(filename)
-
- locked = False
- start_time = 0.0
- total_time = 0.0
- t = None
- m = mlog.recv_match(type='GPS_RAW')
- unlock_time = time.mktime(time.localtime(m._timestamp))
-
- while True:
- m = mlog.recv_match(type='GPS_RAW')
- if m is None:
- if locked:
- total_time += time.mktime(t) - start_time
- if total_time > 0:
- print("Lock time : %u:%02u" % (int(total_time)/60, int(total_time)%60))
- return total_time
- t = time.localtime(m._timestamp)
- if m.fix_type == 2 and not locked:
- print("Locked at %s after %u seconds" % (time.asctime(t),
- time.mktime(t) - unlock_time))
- locked = True
- start_time = time.mktime(t)
- elif m.fix_type == 1 and locked:
- print("Lost GPS lock at %s" % time.asctime(t))
- locked = False
- total_time += time.mktime(t) - start_time
- unlock_time = time.mktime(t)
- elif m.fix_type == 0 and locked:
- print("Lost protocol lock at %s" % time.asctime(t))
- locked = False
- total_time += time.mktime(t) - start_time
- unlock_time = time.mktime(t)
- return total_time
-
-total = 0.0
-for filename in args:
- total += lock_time(filename)
-
-print("Total time locked: %u:%02u" % (int(total)/60, int(total)%60))