[OSM-dev] osmium diff
elisaelisaelisa at gmail.com
Tue May 19 14:11:12 UTC 2020
ok, thanks, that's clear.
Le mar. 19 mai 2020 à 15:53, Jochen Topf <jochen at remote.org> a écrit :
> I don't have your original input files and only one line from the output
> doesn't give me much to go on, but my guess is that there is a
> misunderstanding here, what it means for an object to be different the
> way "osmium diff" sees it.
> If you have two versions of the same object, they will be seen as two
> different objects. So
> -w123 v1 ...
> +w123 v2 ...
> means that one file has version 1 of way 123 and the other has version
> 2. If you see
> *w123 v1 u123 ...
> It means that version 1 of way 123 is in both files but has different
> attributes somewhere.
> On Tue, May 19, 2020 at 02:13:29PM +0200, elisabeth benoit wrote:
> > Date: Tue, 19 May 2020 14:13:29 +0200
> > From: elisabeth benoit <elisaelisaelisa at gmail.com>
> > To: dev at openstreetmap.org
> > Subject: [OSM-dev] osmium diff
> > Hello,
> > I am currently using version 1.10 of osmium and running a diff between
> > osm.pbf time-filtered at different dates.
> > In osmium diff documentation, it says:
> > "If objects appear in both files and are identical they are preceded by a
> > space (’ `) character, if they are in both files, but different, they are
> > preceded by an asterisk ('*`). Otherwise they get a minus ('-`) or plus
> > ('+’) character to show that they are only in the first or second file,
> > respectively."
> > I launch this command
> > osmium diff time-filtered-20200501.osm.pbf time-filtered-20200514.osm.pbf
> > -c -f compact > diff.compact
> > But in diff.compact file I dont have any *, all objects are preceded by +
> > ou - as if objects were only added or removed. I know some objects have
> > been modified, but they appear as added.
> > For instance, I get *+w4040099 v20 *as if way 4040099 had been added.
> > Does anyone know why this is not conform to the documentation?
> > Best regards,
> > Elisabeth
> > _______________________________________________
> > dev mailing list
> > dev at openstreetmap.org
> > https://lists.openstreetmap.org/listinfo/dev
> Jochen Topf jochen at remote.org https://www.jochentopf.com/
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