[gdal-dev] .asc files during open

Ray Gardener rayg at daylongraphics.com
Fri Dec 3 18:34:39 EST 2010


Best way is probably to add a driver option (if it doesn't already have 
one for that).

Ray

On 12/3/2010 3:01 PM, Todd Smith wrote:
> When opening .asc files, they are scanned for any values that may be
> floating point so the type of data (int or float) can be set properly.
> For the case I'm dealing with (2800 files @ 50mb each) it means that
> each file takes about 1.25 seconds to open (because the data is all
> integer data).  It means it takes nearly an hour for all the files to be
> opened.  Short of changing the code to not scan for a '.' and just
> assume that every file is a floating point file, can anyone think of a
> good way to speed this up?
> Thanks,
> Todd
>
>
>
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