[Qgis-user] OSM data download

[Micha Silver]

On 04/08/2011 06:38 PM, Richard Duivenvoorde wrote:

> subbu sravan wrote:
>> Good afternoon everyone,
>>                                      I am  creating data bank for
>> Dindigul (Tamilnadu) on OSM so that i can  download the data through OSM
>> plugin in qgis.The geographical extensions of my Study area are 10° 22'
>>    11° 25'  latitude
>>                        78° 00'  76° 46' longitude
>> When try to download the data of these extensions Qgis won't except the
>> extensions. If some body knows how download the my study area data
>> please help me
>
> Hi Subbu,
>
> I don't think this is qgis related.
> The plugin just uses other tools to download data from osm-api server.
>
> If I convert your bounding box to decimal degrees:
>
> 78.7667 11.4167 10.3667 78.00
>
> I get the following message from the plugin:
>
> Download failed: Download process failed. OpenStreetMap server response:
> Bad Request - The maximum bbox size is 0.25, and your request was too
> large. Either request a smaller area, or use planet.osm.
>
> It's just that the OSM server does not want to provide al this data via
> the osm-api
>
> You can either get small boxes of 0.25x0.25 degrees but it is easier te
> get a data set from mirrors like:
>
> http://download.geofabrik.de/osm/asia/
>
> there are a lot of other mirrors for that:
> http://wiki.openstreetmap.org/wiki/Planet.osm#Mirrors
>

Additionally, you can directly download areas larger than 0.5X0.5 
degrees from the xapi interface, explained here:
http://wiki.openstreetmap.org/wiki/Downloading_data#Construct_a_URL_for_the_HTTP_API

> Regards
>
> Richard Duivenvoorde
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-- 
Micha Silver
Arava Development Co. +972-52-3665918
http://www.surfaces.co.il