[Qgis-user] Beginner: scanned and georeferenced map looks stretched

[Alex Mandel]

That depends, if you're using 1.7 that should work anything older and it
won't. But I actually meant you should use the GDALTools plugin to
reproject the file (Transformation).

Enjoy,
Alex

On 07/29/2011 10:32 AM, Magnus Ekhall wrote:
> I've tried that by going to Settings -> Project Settings and switching
> to SWEREF99 there (immediate coordinate transformation box is ticked).
> 
> But nothing happens at all which is surprising.
> 
> When I look at the paper map I can see that indeed the SWEREF99
> coordinates are square, but the WGS84 are stretched vertically.
> 
> Am I doing something wrong with the reprojection?
> 
> Regards,
> Magnus
> 
> On 29 July 2011 19:27, Alex Mandel <tech_dev at wildintellect.com> wrote:
>> On 07/29/2011 09:49 AM, Magnus Ekhall wrote:
>>> I'm a beginner with qgis and need some help.
>>>
>>> I've scanned a map and georeferenced it using the plugin.
>>>
>>> When it appears in qgis it looks stretched: about double as wide as on paper.
>>> However, the coordinates are correct. I can load a gpx-file into a
>>> vector layer, and it gets overlaid on the correct parts of the raster
>>> map.
>>>
>>> Is there a way to change horizontal and/or vertical scale on the screen?
>>>
>>> I think the reason might be (please correct me if I'm wrong) that the
>>> paper map is originally in SWEREF99, but I georeferenced in using
>>> points of WGS84...
>>>
>>> I tried to georeference it in SWEREF99 directly, but then the gpx
>>> tracks would load to completely different areas.
>>>
>>> Regards,
>>> Magnus
>>
>> Try reprojecting it to the SWEREF99 and it will likely look more like
>> the paper map.
>>
>> Enjoy,
>> Alex
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