[FWTools] gdal_translate for Lambert Conformal Conical
Mikael Rittri
Mikael.Rittri at carmenta.com
Fri Jun 27 04:14:23 EDT 2008
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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