• 0.44 - 2010-05-21
  • Started working on the new and separate libais C++ library for AIS with C-Python bridge for Deepwater Horizon
  • Allow ais_bin_msgs.py to print out the corresponding AIVDM line
  • Msgs 6 and 8 decode dac and fi
  • Msg 21 fixed for ATONS to handle two new flags
  • Msg 21 handcoded can now deal with the extended name
  • ZNT NMEA string for NTP time quality
  • ais_normalize can handle data w/out timestamps
  • Add first C++ AIS code - ais_filter_by_mmsi
  • In ais.binary, fixed a 2's complement bug for the lowest negative number... this was bad!
  • Msg 7 had the spare as 1 bit when it should have been 2. Creating a handcoded version to deal with shorter messages
  • This version corresponds to working on libais-0.1 to libais-0.2
  • New INSTALL file base on report from gemiller on irc:gpsd
  • NEW FILES: ais_msg_21_handcoded.py ais_msg_7_handcoded.py imo_001_11_handcoded.py
  • NEW FILES: template.bash nmea_error.py znt.py ais_filter_by_mmsi.cxx ais_bin_msgs.py
  • NEW FILES: ais_decimate_traffic.py ais_distance.py ais_info.py ais_nmea_find_matches.py
  • NEW FILES: ais_nmea_uptime2.py ais_nmea_uscg_timeshift.py ais_pg_grid_transits.py
  • NEW FILES: find_missing_logs.py logger_handlers.py serial-logger2.py
• 0.43 - 2009-08-22
  • ais_normalize now generates proper checksums. plus code cleanup
  • ais_build_sqlite:
  • Now validates checksums
  • Msgs 1-4 now do commstate
  • suggest at least one sql index
  • Don't crash on short lines
  • Added messge 19 for class B
  • Better handling of uscg metadata. Still not handling them all
  • Added ais msg 11 to decoding
  • Msgs 1-4 are now hand coded to read comm state
  • ais/__init__.py now has proper names for messages 11,13,16,17, and 22
  • Added these uscg metadata fields to db: cg_s_rssi, cg_d_strength, cg_t_arrival, cg_s_slotnum
  • aisutils/uscg.py: loosed regex to match bad T messages. Doced all field types
  • Template is more better. Input from Trey Smith
  • ais_liststations. cleanup and progress counts
  • ais_position_in_polygon gives a better error message when pcl-core is missing. STill need to switch to shapely
  • New scripts: ais_nmea_info.py, ais_nmea_remove_dups.py, ais_nmea_uptime.py, ais_sqlite_bsreport_analysis.py
  • ais/commstate handles parsing of the SOTDMA and ITDMA commstates
• 0.42 - 2009-05-26
  • msg 5 ETA was backwards. Reported by ESR
  • msg 9 - Fixed speed over ground (SOG). Bug reported by Anders Olsson.
  • msg 18 - Added the new class b flags from ITU 1371-3
  • msg 19 - Maybe okay. Removed "broken" from the message name
  • msg 24 Handcoded for AIS Class B targets
  • aisutils/database.py - imprived track_lines, but really just moved to a simpler multi process setup
  • aisutils/uscg.py - trap bogus arrivals from a grouchy N-AIS station
  • ais-net-to-postgis - still not totally stable
  • ais_build_sqlite.py - added class b message, better bit checking for corrupted messages, "R" is also for receive
  • data/mmsi_prefix.sql: New: table of MMSI prefix country mapping
  • doc/esr-review.tx: New: ESR review of noaadata AIS
  • test_ais_server.py - New: feed AIS data from a file to anything that connects
  • nais_pg_realtime_reaper.py - New: cleanup for live web sites driven by postgis
  • nais2postgis.py - New: simpler replacement for feeding from an AIS server to postgis
  • aisutils/rmc.py - New
• 0.41 - 2009-01-04
  • Added missing close of tr tag in HTML message output reported by Hubert Bischoff
  • port-server now can add uscg style per line timestamps and station
  • port-server logs the start/stop times, the host info, and the ntp status for each log file
  • Think I've fixed the AIS NMEA regex
  • Added log_udp script
  • New in aisutils: nmea_ait.py (AIS text format), nmea_cnc.py (IVS Vessel Monitor Format), server.py
  • New in scripts: decimate, log_udp, and xy2kmlline
  • ais_liststations improved
• 0.40 - 2008-08-25
  • aitutils/uscg.py - added a REGEX for AIS NMEA messages - This is very cool!
  • ais_positions.py works again - Bug report by Joe Healy
  • aisutils.uscg - added a regular expression for the USCG format. Now need to move code to using this
  • Fixed AIS NMEA encoding bug report by Miguel Eduardo Gil Biraud
  • Added scripts/jpegexif2kml.py for geo tagged photos
  • ais-net-to-postgis - better exception logging,
  • ais-dumpnames - uses the uscg regex now to parse the nmea lines
  • ais_pg_transitlines_noMakeLine - removed bug on vessels with no points
  • ais_positions - lots of changes, but still not flexible
  • six_min_avg.m - Matlab code by Val for tide stations
  • ais_pg_transitsummary - timezone management with pytz. Now not specific to 2006
  • tideconvert - hopefully this is right for the memme station for June 2008 summer hydro class
  • ais_pg_vesselsummary - new program to write excel spreadsheets
  • database.py - fixed name handling bug with empty ship names. Traceback on trouble
  • template.py - more examples
  • binary.py - minor cleanup
• 0.39 - 2008-06-18
  • ais.nmea module gone. bbm.py moved to scraps for now. This was causing major bugs.
  • ais-port-forward now might actually work. Exception reporting more better
  • new file: scraps/tideconvert.py for the tide3 station data processing
  • new file: timetest.py
  • ais_normalize.py can now treat A and B AIS channels as the same for USCG feed (-t)
  • ais_normalize.py removed the stripDecimalTime option code
  • ais_normalize.py - better station handling
• 0.38 - 2008-05-23
  • nmea module now being installed. I realize that this needs to be under another namespace to avoid clashes.
• 0.37 - 2008-05-23
  • Add GeoDjango subdir
  • setup.py: fixed URLs from a bug report by Joe Healy
  • setup.py: switch to using the VERSION file
  • VERSION: new file. superseeds version from AIS which made no sense as the home of the master version id
  • ais/__init__.py: dropped the version from this file
  • Switching to postgresql/postgis 83
  • ais_normalize now handles basestations
  • serial_send now supports timeout and number of listens
• 0.36 - 2008-Mar-09
  • All AIS messages can now generate a NMEA message
  • timed_circular_notice: Released to external development. Minor tweaks and cleanup to the xml for cleanup. Added a few more area types for visibility, AUV, ROV, divers and swimmers. Changed the radius to a Decimal type to allow 10 m increments.
  • whalenotice1: this msg is not under consideration, but did some tweaking as a thought experiment
  • aisutils/uscg.py: added create_nmea for all AIS messages to use
  • django: Added DAC for countries. Added dac.sql with the db entries
  • Minor cleanup on the init scripts. Still needs more help
  • ais-net-to-postgis: cleanTime can be set
  • data/sbnms.kml: added the sanctuary boundaries
• 0.35 - 2008-Feb-25
  • No longer packaging the epydoc html in the tar. Create it locally if you want it.
  • Cleanup of IMO met hydro message ice field. Description name fixes for other IMOs
  • database.py: more verbose
  • uscg.py: add get_station, get_contents
  • django: add define_ais for creating AIS binary messages. Lots of work left to do
  • doc/ais.bib: lots more references
  • doc/templates: now includes python template/boilerplate file
  • doc/configure-ais-logging.txt - new howto
  • init.d/ais-forward: cleanup messages
  • init.d/logais: added -m to mark time with no messages
  • ais-db-rebuild-cache-tables: cleanup magicdate usage
  • ais-net-to-postgis: add magicdate usage, add periodic clean even if nothing received
  • ais-port-forward: minor cleanup, fix SBNMS stations, tweak bounding box
  • ais_build_sqlite3.py is not working. why?
• 0.34 - 2008-Feb-08
  • Real-time AIS works, but needs a little bit more tweaking to get time thresholding
  • Dropped the .py for an initial batch of scripts including serial-logger, xy2kml, xy_pos_filter, and xymt2kml. Need to do the rest
  • Moved from scripts to data subdir: gsc.dat, merg5.dat, sbnms-*.dat, stellwagen*.dat
  • Created a contrib directory. Added doc from Maitland Bottoms
  • Changed around the MANIFEST.in. Can anyone suggest a better way to build the MANIFEST.in?
  • Working on switching from GPL v2 to v3
  • Minor updates to the waterlevel2 message based on feedback from ACOE - additional datums
  • Starting on updates for epydoc 3.0.1 - better front matter tagging in python files. e.g. see database.py
  • database.py: added rebuild_track_lines and rebuild_last_position functions
  • uscg.py: added __eq__ method and a return BitVector; can now rebuild the NMEA
  • Renaming of the ais-db* and ais-port-forward command. Moved from scraps to scripts
  • Moved aisxml2wxpy and aisxmlbinmsg2py from ais to scripts. They should not a part of the ais module!
  • Added initial django-ais subdir that doesn't yet do anything
  • Much improved fink info file. Still needs a lot of work
• 0.33 - 2008-Jan-16
  • Draft live AIS feed to postgis with track_lines
  • waterlevel2.xml draft message for NOAA PORTS
  • Improved description in setup.py
  • Parses more fields in uscg.py
  • Added an AIS endnote library and bibtex
  • ais_port_forward does a better job of reconnecting to destination port
  • ais_db.py now can add or remove the track_lines postgis table
• 0.32 - 2008-Jan-11
  • Preliminary release of live AIS feeds
  • Lots of documentation cleanup
  • Added ais_db.py for creating and destroying database tables
  • ais/__init__.py changed to provide lists of messages for more automation
  • Added ais message 15 - interrogation
  • Now builds with ais messages 15, 23-26
  • Added timed_circular_notice.xml to replace the right whale specific message
  • Fixed messages 15 and 22 so the do not have field collisions
  • All ais messages now have a dbTableName in their module
  • cleanup xymt2kml.py
  • port-server renamed to port_server
  • ais_build_{sqlite3,postgis} are getting better, but still need work to handle more message types
  • ais_build_sqlite3 uses the python 2.5 built in sqlite interface. Better than using pysqlite2
  • Added ais_port_forward.py and ais_net_to_postgis.py to scraps. These will get moved over to scripts soon
  • Added uscg.py to aisutils for parsing the uscg fields from nmea strings
  • Added database.py to aisutils. Makes working with ais and databases much simpler
  • Fixed the serial logger to report 'r' in front of station. Doesn't yet handle r or b
• 0.31 - 2007-Dec-04
  • Added Class B 18 & 19 position report messages. 19 does not work yet
  • Improved the msg 21 documentation
  • Some cleanup of msg 5
  • Added whalenotice3
  • New scaps: ais_pg_{dailyvessels,monthhistogram,speedsummary}.py
  • ais_pg_transitsummary has new --mmsi option to only check one vessel
• 0.30 - 2007-Nov-07
  • Pre eNavigation 2007 release
  • xymt2kml now an optparse program that plays nicer
  • svn propedit svn:keywords on all the scripts/*.py files for better tracking
  • Added IMO messages 13 and 14 for RTCM meeting
  • Reworking whalenotice message. Added a whalenotice2.xml that fully fills two slots
  • Added basestation messages (msg 4) to the sqlite database
  • Added gridding code in scripts: ais_pg*.py
  • Added ais_traffic_analysis program
• 0.29 - 2007-Aug-10
  • Added ship traffic gridding using postgis. grid.py and ais_pg_grid.py
  • Transit summary support for SBNMS work
  • ais_pg_create_transit_table.py and ais_pg_transitlines_noMakeLine for building the tpath table used for summary reports
• 0.28 - 2007-June-20
  • PostGIS now uses WGS84 explicitly so that it works with mapserver
  • PostGIS import of AIS now warns (not fails) on bad insertions
  • ais_normalize now has a configurable time window for joining messages
• 0.27 - 2007-June-13
  • Minor doc fixups here and then
  • Added doc/data for example AIS using NH JEL data from May 2007
  • Looks like a few of the new scripts did not make the last release
  • New scripts: ais_filter.py, serial_send.py, and xymt2kml.py
• 0.26 - 2007-June-05
  • Post U.S. Hydro 2007 in Norfolk, VA. Tweaks to water level messages
  • Fixed ais_build_postgis.py to work for other users
  • Fixed some scripts to work with timestamps that have decimals
  • ais_normalize can cope with parts that span 2 different second timestamps
  • Added great south channel and tss regions to the ais_position_in_polygon
• 0.25 - 2007-May-01
  • individual ais message scripts can now use stdin
  • Fixes to imo waterlevel
  • MSL type fixed
  • General code cleanup
  • Added scraps directory with random utilities
  • ais_position_in_polygon.py has a 5nm Stellwagen buffered zone and bbox speed up
  • Makefile for the scripts directory
  • New script: ais_transits
  • Buoy data for Stellwagen area
• 0.24 - 2007-Apr-07
  • Improved setup.py and ais/__init__.py towards US Hydro 2007 conference release
  • More do_not_name_mange tags added. Really seems like mangling should be used sparingly.
  • Cleanup msg 21 to using XInclude
  • Cleaned up msg 5
  • Added text table generation for MS Office importing (Word tables or Excel sheets). Now computes number of slots
  • Major cleanup of imo_001_11 Met/Hydro message. Still has issues... see waterlevel. Lat/Lon order now right. Pulled FIX comments to notes so the tables are cleaner. What is the solution for Ice?
  • Implemented offsets for decimal/udecimal
  • struct-inc now has pos_small as a postgis_type of POINT
• 0.23 - 2007-Mar-30
  • Fixed the broken build that ended up in forever calling epydoc
  • Now builds the IMO water level message
  • ITU message 22 should now build, but needs descriptions
  • Started cleaning up the SLS messages. Now all compile
  • Added a number of "do_not_mangle_name" to cleanup include-structs
  • Added ris subdir to ais
  • Added a makefile to sls subdir
  • Added latex output to aisxmlbinmsg2py.py
  • Added __init__.py files to sls and ris subdirs so they import
  • Many improvements to epydoc format docs. No more warnings
  • removed prototype.py. Don't need this anymore
  • Added a msg 8 header to structs-inc.xml
• 0.22 - 2007-Mar-18
  • Working on setup.py - it now installs the scripts. But still does not install the per message code.
  • Seem to have a make recursion issue in the documentation
• 0.21 - 2007-Mar-08
  • Added ais/ais.xsl to the MANIFEST.in so that people can actually get the stylesheet.
  • Fixed manifest to include Makefiles and doc/*
  • Added to ais/nmea.py: encodeQuery, acaEncode, bcfEncode/Decode
  • Fixed the socket_send program to actually work
  • Fixed minor bug in message 14.
  • More doctests in ais/nmea.py
• 0.20 - 2007-Mar-05
  • Cleanup of message 5 (ship and cargo). Broke out ETA. Described dimensions. Expand ship and cargo field, but it still needs more work
  • Added more AIS messages: 4, 6, 7, 9, 10, 12, 14, imo_001_11 (met/hydro)
• 0.19 - 2007-Mar-03
  • Added NMEA messages ACA, BBM, CAB, CBM, and DLM for AIS Base Station support. Needs more testing.
  • Found and fixed some bugs with NMEA checksums thanks to Val Schmidt
  • Fixed a bug with waterlevel.xml. Still not to it's final form.
  • serial_logger improvements - can mark time with no data similiar to syslog
• 0.19 - 2007-Mar-03
  • Added NMEA messages ACA, BBM, CAB, CBM, and DLM for AIS Base Station support. Needs more testing.
  • Found and fixed some bugs with NMEA checksums thanks to Val Schmidt
  • Fixed a bug with waterlevel.xml. Still not to it's final form.
  • serial_logger improvements - can mark time with no data similiar to syslog
• 0.18 - 2007-Feb-26
  • Added base station messages 4, 20, and 22
  • Now using xinclude to pull in structs to xml
  • Added ais_build_postgis.py to scripts
  • ais_normalize.py script handles normalization of nmea messages so that they are one complete message per line
  • sls messages moved to a subdir of ais. Work-in-progress
• 0.17 - 2007-Feb-18
  • Added serial_logger.py script for data logging
  • Fixed bug with titling of decoded messages
  • Can now log USCG N-AIS UTC seconds stamps into SQL TIMESTAMP type
• 0.16 - 2007-Feb-16
  • Postgres 8.2/PostGIS 1.2.1 support
• 0.15 - 2007-Feb-08
  • Able to build sqlite3 databases
  • Added ais_normalize and ais_build_db scripts
  • Fixed slottimeout bug in definition of messages 1-3
• 0.14 - 2007-Feb-05
  • Putting the scripts in a proper scripts subdirectory
  • Started aisxml2wxpy.py to greate WX python GUIs
  • Including initial tools to start making reports
• 0.13 - 2007-Jan-23
  • Now sql seems to build for all messages
  • Fixed up the decimalplaces that were missing
  • Added binary, float and aisstr6 types to SQL support
• 0.12 - 2007-Jan-18
  • Added CSV output support to make report generation easier
• 0.11 - 2007-Jan-18
  • Bug fixes so the sdist might actually work.
• 0.10 - 2007-Jan-17
  • make_waterlevel_ais.py was missing from the MANIFEST
  • Added msg 21, but it does not seem to be working. Do I have valid sample data?
  • Working on other St Lawrence Seaway (sls_*.xml) messages ... only just beginning
• 0.9 - 2007-Jan-05
  • GoogleEarth output
  • Now can output kml and kml-full. kml skips the xml header and tail to concat multiple Placemarks
  • Added titlefield to the message attributes that is now required if a message has lon/lat
• 0.8 - 2007-Jan-04
  • First release to privde the ability to generate AIS waterlevel meassage straight from the NOAA CO-OPS server
  • Now able to generate html dumps of messages
  • Added dump_wl.py to stand in until I have a generic message 8 handler
  • ais-process-day.bash is a start on N-AIS processing
  • noaa_waterlevel_ais.bash pulls the Elizabeth River area and makes the AIS messages. SLOW
• 0.7 - 2007-Jan-04
  • Added OPeNDAP Waterlevel query ability. waterelevel_dap.py
  • Big improvement in the ais generated code with command line args
  • Added ais messages 1-3 (loc) and 8 (binary broadcast message)
  • Started adding Saint Lawrence Seaway Messages. Only waterlevel tested.
  • Added initial prototype for Right Whale notice
  • Started working on N-AIS processing scripts
  • Now includes BitVector.py version 1.3 (with permission) to make deployment easier
  • epydoc docs are now online
• 0.6 - 2006-12-20
• 0.5 - 2006-12-18
• 0.4 - 2006-12-18
• 0.3 - 2006-12-12