[Gdal-dev] about projection

[Frank Warmerdam]

chenxuexia wrote:
> Hi all,
> when debug gdalwarp.c, it runs to function 
> GDALCreateGenImgProjTransformer( hSrcDS, pszSrcWKT, NULL, pszDstWKT, 
> FALSE, 0, 1 ), the following error breaks out:
> ERROR1: No PROJ.4 translation for source SRS, coordinate 
> transformation initialization has failed.
> then, i use depends-walker to view the gdalwarp.exe , one dependant 
> dll msjava.dll doesn't exist, then i download it from a website. 
> Another dependant dll mpr.dll is exceptional.
> ÓÉÓÚÔÚÑÓʱ¼ÓÔØÒÀÀµÄ£¿éÖжªÊ§µ¼È뺯Êý£¬ÖÁÉÙÓÐÒ»¸öÄ£¿é¾ßÓв»ÄܽâÎöµÄµ¼Èë¡£
> (Funtion WNetRestoreConnectionA can't analtically import. )
> I'm afraid the version of my mpr.dll is wrong. If you run warp well, 
> please give me an advice. Thank you.

Xuexia,

I don't believe this has anything to do with mpr.dll. What is the coordinate
system on the input file? If you are using the -s_srs switch for gdalwarp
then what was the argument? If not, then what coordinate system did
gdalinfo report on the source dataset?

Best regards,

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