[Gdal-dev] Handle raster maps of different scale

Ed McNierney ed at topozone.com
Thu Sep 27 12:50:08 EDT 2007


Oliver -

Then it's up to you <g>.  You'll need to select the file based on your
own criteria.  You can also use GDAL overviews to bundle the resampled
low-resolution images into the original file or externally, to make
things more convenient.

     - Ed

Ed McNierney
TopoZone.com

-----Original Message-----
From: gdal-dev-bounces at lists.maptools.org
[mailto:gdal-dev-bounces at lists.maptools.org] On Behalf Of Oliver Eichler
Sent: Thursday, September 27, 2007 8:01 AM
To: gdal-dev
Subject: Re: RE: [Gdal-dev] Handle raster maps of different scale


Hi Ed,

> Oliver -
> 
> What application are you using to display the output images?
> 
>      - Ed
> 

I want to write my own :) Currently using GDAL's RasterIO() to read the
files and the Qt lib to display. Before I start to define my own data
format to define what file to choose for a certain area and viewport, I
thought I better ask if there is a ready made API for such a case. No
need to invent things over and over :)

Oliver
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