[gdal-dev] gdal_translate with srcwin and center reference point

[jratike80]

issam boughanmi wrote
> hi,
> i want to use subset a large raster image using gdal_translate with srcwin
> parameter
> 
> but i want also to give some reference point to be at the center of the
> output file .
> 
> so if the output file size is 2000X2000 pixel   for exemple, i want that
> my given point(lat/lon) to be at the center
> 
> any idea on how this can be achieved is welcome .

Hi,

Instead of -srcwin use -projwin and with very little scripting you can
construct the ulx, uly, lrx, lry values from the coordinates of the given
centre point.

-Jukka Rahkonen-




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