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

[Alex Mandel]

Oh and you have to check the Project on the Fly box (1.7+) in addition
to selecting the projection.

Enjoy,
Alex

On 07/29/2011 10:45 AM, Alex Mandel wrote:
> 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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> 
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