[Gdal-dev] GDALWarp reverting to Nearest resampling (solved)

[Seth Price]

And it was a bug in my program. Sorry for filling your inbox!
~Seth


On May 5, 2007, at 11:35 AM, Seth Price wrote:

> I'm trying to distribute gdalwarp as cluster jobs. This involves  
> copying gdal and it's libraries to remote machines, running the  
> commands, and returning the output. I'm having trouble with  
> gdalwarp; the '-rcs' flag isn't taking effect for some reason.
>
> No error is being returned and it's taking the appropriate amount  
> of time for the 'nearest' algorithm. The exact command will look  
> like this:
> ./gdalwarp -t_srs '+proj=merc +datum=WGS84 +units=m' -ts 11651  
> 34151 -wm 200 -co 'TILED=YES' -co 'BLOCKXSIZE=512' -co  
> 'BLOCKYSIZE=512' -rcs './N072W180_x1.tif' 'out.tif'
>
> When I tried running this command outside of its wrapper program,  
> it worked as expected.
>
> Does anyone have any idea what could cause the sampling method to  
> default? I've browsed the source code, and nothing stands out as a  
> potential problem. Were there any recent bugs fixed that may be  
> related? Do any environment variables need to be set?
>
> I'm using a recent CVS of GDAL, because 1.4.1 wouldn't compile. I'm  
> on a Mac.
> Thanks,
> Seth
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