[FWTools] gdal_translate for Lambert Conformal Conical

Gen Shibayama gshibaya at gmail.com
Fri Jun 27 09:47:37 EDT 2008


Thanks Mikael!

-Gen

On Fri, Jun 27, 2008 at 1:14 AM, Mikael Rittri
<Mikael.Rittri at carmenta.com> wrote:
> Hello,
>
> In your first attempt, you just made a typo. You wrote
>
>        +proj=llc
>
> but it should be
>
>        +proj=lcc
>
>
> In your second attempt, 9801 is not an EPSG code for a
> particular coordinate reference system.  Rather, 9801 is
> the EPSG code for the class of Lambert Conformal Conic projections
> with one standard parallel.
>   I cannot find an EPSG coordinate reference system that matches
> your proj4 definition, but I may have missed it.
>
> Best regards,
> --
> Mikael Rittri
> Carmenta AB
> Box 11354
> SE-404 28 Göteborg
> Visitors: Sankt Eriksgatan 5
> SWEDEN
> Tel: +46-31-775 57 37
> Mob: +46-703-60 34 07
> mikael.rittri at carmenta.com
> www.carmenta.com
>
> -----Original Message-----
> From: fwtools-bounces at lists.maptools.org [mailto:fwtools-bounces at lists.maptools.org] On Behalf Of Gen Shibayama
> Sent: den 26 juni 2008 19:32
> To: fwtools at lists.maptools.org
> Subject: [FWTools] gdal_translate for Lambert Conformal Conical
>
> Hello,
>
> I'm trying to create a geotiff file from PNG map file which uses Lambert Conformal Conical coordinate system, and hitting a road block.
>
> $ gdal_translate -of GTiff -co INTERLEAVE=PIXEL -a_ullr 41.5569
> -121.9248 32.9250 -112.9434 -a_srs '+proj=llc +lon0=90w +lat_0=25n
> +lat_1=25n' test.png dest.tif
> Failed to process SRS definition: +proj=llc +lon0=90w +lat_0=25n
> +lat_1=25n
>
> $ gdal_translate -of GTiff -co INTERLEAVE=PIXEL -a_ullr 41.5569
> -121.9248 32.9250 -112.9434 -a_srs EPSG:9801 test.png dest.tif ERROR 6: EPSG PCS/GCS code 9801 not found in EPSG support files.  Is this a valid EPSG coordinate system?
> Failed to process SRS definition: EPSG:9801
>
> Any idea what I am missing?
>
> I downloaded gdal as part of FWTools package http://fwtools.maptools.org/
>
> Thanks in advance,
> -Gen
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