[OSM-talk] HOWTO: edit GPX tracks using JOSM

Shaun McDonald shaun at shaunmcdonald.me.uk
Sun May 18 08:58:25 BST 2008


On 18 May 2008, at 08:54, Tom Hughes wrote:

> In message <56D8B7E1-94D0-4D4D-9A31-C8E0F96CC1BE at shaunmcdonald.me.uk>
>          Shaun McDonald <shaun at shaunmcdonald.me.uk> wrote:
>
>> On 18 May 2008, at 08:22, Tom Hughes wrote:
>>
>>> The timestamps should be in the original GPX file produced by
>>> gpsbabel so that should be uploadable, and it is the original
>>> trace we want, not something that has been heavily converted.
>>
>> They are in the GPX file, but how do you edit the GPX file to remove
>> the garbage points?
>
> Well I don't very often need to - it's only on the rare occassions
> that it decides to stick in a point a few hundred miles out of place
> that I worry about it.
>
> In that case it is usually odd points and I fix them manually by
> editing the GPX file in a text editor and removing them ;-)
>

It is a lot easier to do this task graphically.

> I'm not aware of any automated filters that will handle that kind
> of cleanup anyway.
>

Another one that I've used JOSM for is to split a track into small  
sections, where I've only wanted a smaller portion of it for whatever  
purpose.

Shaun





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