On Oct 30, 2008, at 2:35 PM, Rahkonen Jukka wrote:
> No, I cannot do it:
>
>>>> from mapnik import Projection as P
>>>> P('+init=epsg:32635')
> Traceback (most recent call last):
> File "<stdin>", line 1, in <module>
> RuntimeError: failed to initialize projection with:+init=epsg:32635
>>>>
Well, try looking for /usr/share/proj/epsg ...
Also, what do you get if you try epsg:4326?
>
> Proj4 string is really accepted now.
Good, ya that directs mapnik to create a project without accessing the
proj files, so glad that works...
> I seem to get what I want that way even if epsg codes do not work
> at the moment.
okay.
> However there is something odd with coastline. Images done with
> nik2img are missing part of coastline, while genarate_image.py gets
> them all from the same database.
Hmm.. let me know when you figure out why... :)
Dane
>
>
> -Jukka-
>
>
>
> -----Alkuperäinen viesti-----
> Lähettäjä: Dane Springmeyer [mailto:[EMAIL PROTECTED]
> Lähetetty: to 30.10.2008 22:44
> Vastaanottaja: Rahkonen Jukka
> Kopio: [email protected]
> Aihe: Re: [Mapnik-users] Nik2img.py stopped reprojecting
>
> Jukka,
>
> Can you do:
>
> $ python
>>>> from mapnik import Projection as P
>>>> P('+init=epsg:32635')
> <mapnik.Projection object at 0x236030>
>
> If not then you've got a problem with the proj 4 epsg files being
> found.
>
> If you can then there must be a string parsing bug in nik2img.py
>
> Also,
>
> I just tried this:
> -p '+proj=utm +zone=35 +ellps=WGS84 +datum=WGS84 +units=m +no_defs'
>
> and I can confirm a bug that should be fixed in r.263. Can you svn up
> and let me know?
>
> Thanks,
>
> Dane
>
>
> On Oct 30, 2008, at 1:23 PM, Rahkonen Jukka wrote:
>
>> Hi,
>>
>> Something odd has happened. I had been using nik2img.py
>> successfully for some days, and suddenly it stopped accepting -p
>> parameter for user defined projection. The script runs still OK if
>> I give extents in lon-lat by using -e switch. Generate_image.py
>> runs also ok. But every time I an trying with -p switch I get the
>> following error:
>>
>> Traceback (most recent call last):
>> File "nik2img4.py", line 1172, in <module>
>> main()
>> File "nik2img4.py", line 1164, in main
>> nik_map.open()
>> File "nik2img4.py", line 948, in open
>> self.render_file()
>> File "nik2img4.py", line 890, in render_file
>> self.build()
>> File "nik2img4.py", line 720, in build
>> mapnik_proj = mapnik.Projection("+init=%s" % self.srs.lower())
>> RuntimeError: failed to initialize projection with:+init=epsg:32635
>>
>> Only thing I know that has happened to my computer was an automatic
>> Windows Vista update that rebooted my computer. But how on earth
>> could it have any effect on just the -p switch?
>>
>> I give the projection as -p epsg:32635. I am sure it used to work.
>> I tried also -p "+proj=utm +zone=35 +ellps=WGS84 +datum=WGS84
>> +units=m +no_defs". Result is otherwise the same, but first error
>> comes from line 723 instead of line 720. Any help is appreciated, I
>> want my georefernced maps back.
>>
>> -Jukka Rahkonen-
>>
>> _______________________________________________
>> Mapnik-users mailing list
>> [email protected]
>> https://lists.berlios.de/mailman/listinfo/mapnik-users
>
>
>
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