Try the modis tools HEG or MDT (Modis reprojection tool), both can batch
process files. By the way bear in mind that modis scenes cover more than
one utm zone, so reprojecting to UTM it's not the best idea.
Cheers
On Thursday, October 30, 2014 11:59:45 AM UTC-6, remicres wrote:
>
> Hi,
>
> I have some difficulties to reproject some MODIS image (Product is MOD13Q1
> from earthexplorer) into a well known projection (e.g. utm).
>
> I have tried with
> 1.the otbcli_Orthorectification application (which is able to reproject
> too)
> 2.with the GenericRSResampleImageFilter
> 3.with gdalwarp
>
>
> *(1) and (2) *lead to the same bad result i.e. large shift between
> original and reprojected image (something like 20 km north) !
>
> The input MODIS image ProjectionRef is the following:
>
>
>
>
>
>
>
>
>
>
>
> *PROJCS["unnamed", GEOGCS["Unknown datum based upon the custom
> spheroid", DATUM["Not specified (based on custom
> spheroid)", SPHEROID["Custom spheroid",6371007.181,0]],
> PRIMEM["Greenwich",0], UNIT["degree",0.0174532925199433]],
> PROJECTION["Sinusoidal"], PARAMETER["longitude_of_center",0],
> PARAMETER["false_easting",0], PARAMETER["false_northing",0],
> UNIT["Meter",1]]*
>
> *However with (3)* using gdalwarp, output image is well reprojected. (I
> let gdal chose the source srs, and chose any target srs)
>
> So, I am stuck here...
>
> -MODIS image file format (HDF) does not seems to be a problem because I
> tried on a converted GeoTiff file (same result)
> -PROJ does does support sinusoidal projection ("proj -l")
> -I am under OTB 4.3, internal ITK, GDAL 1.11.1 (build with PROJ 4.8.0, HDF
> 4)
> -*One important thing*: when I reproject my MODIS image into a different
> projection (e.g. lambert) with gdalwarp, and then I perform (1) or (2) on
> this fresh lambert-projected-image, I get a good result. So I suspect the
> problem coming from the projection ref.
>
> Any ideas?
>
> Rémi
>
>
>
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