[HOT] Tracking vehicle movements
laurent at where.tf
Wed Jan 9 21:18:42 UTC 2019
What your question describes sounds like fleet management. I just found
https://www.traccar.org/ which looks pretty well maintained (88
contributors on github, latest code update only a few hours ago), is
open-source and seems to provide exactly what you're after, without
having to reinvent the wheel.
Hope this helps,
On 09/01/2019 19:22, John Whelan wrote:
> In Windows you can use a script to copy the files, compress them and
> send them.
> Android should have something equivalent. If not Microsoft Visual
> Studio 2017 can build something that will run on android.
> We seem to be forever seeing requests from students to write software
> for OSM and HOT as a project.
> This one is a natural.
> Enabling GPS tracking is heavy on a battery life but you can buy power
> packs quite cheaply to extend the life. I wouldn't connect it to the
> car battery, the voltage fluctuates to much and it will shorten the
> smartphone life down.
> So basically you want a program that will grab the GPS tracks every x
> minutes and compress them. Technically zip is fine but the problem
> with zips is they can carry malware so use something else and gmail
> won't accept them anyway.
> Then it should just email these back to the server. There should be
> an API to allow the software to write to something like Gmail on the
> When gmail finds a connection it will send the messages home. No
> fingers needed other than to connect to Wifi for gmail. This one is
> the simplest.
> https://developers.google.com/gmail/api/guides/sending has got the basics.
> The other way is to use the signal that the phone uses to connect to
> the mast. There are 140 / 160 characters at the end of the packet
> which are unused. This is the basis of SMS text messaging. In
> Europe, North America phone plans often come with unlimited SMS text
> messaging, Africa maybe different. The advantage is you can collect
> the data in real time. The disadvantage is the store and forward
> method of email is a bit more robust.
> There are SMS APIs that will run on a smartphone but my impression is
> these vary according to the phone so an SMS based solution that ran on
> any phone might be more difficult to build but someone who knows more
> about SMS might be in a better position to sort something out.
> Cheerio John
> Jorieke Vyncke wrote on 2019-01-09 10:48 AM:
>> Thanks a lot for all your suggestions!
>> I suppose easy to use is core, so options with manually copying
>> traces is probably not the best solution.
>> However I will forward all your suggestions to Last, and will leave
>> it up to him to decide what is the best option for them on the ground!
>> If there are more ideas, they still welcome :)
>> Thanks a lot!
>> Op wo 9 jan. 2019 om 14:26 schreef Pierre Béland <pierzenh at yahoo.fr
>> <mailto:pierzenh at yahoo.fr>>:
>> Hi Jorieke
>> There are small vehicule gps logger, some very precise reading
>> various satellite networks. I tried a Columbus. It did work very
>> well but could not replace the battery.
>> Search simply for vehicule gps logger. This Ebay link show
>> various models, some with an USB connection and / or sim card.
>> HOT mailing list
>> HOT at openstreetmap.org
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