Re: [gdal-dev] Computing transformation matrix from set of points

2009-07-15 Thread Frank Warmerdam
ogr user wrote: Sorry to butt in with a question that must have been answered a few times before. I am looking for a solver (ready made or an algorithm to implement) to derive an affine transformation matrix for a given coordinate transformation based on a set of points with coordinates in each

[gdal-dev] Computing transformation matrix from set of points

2009-07-15 Thread ogr user
Sorry to butt in with a question that must have been answered a few times before. I am looking for a solver (ready made or an algorithm to implement) to derive an affine transformation matrix for a given coordinate transformation based on a set of points with coordinates in each system. Any help

[gdal-dev] (no subject)

2009-07-15 Thread Le minh NHAT
Thank you Le MINH NHAT Dr. Eng. Disaster Management Center (DMC) Central Committe for Flood and Storm Control (CCFSC) Ministry of Agriculture and Rural Development (MARD) A4 No. 2 Ngoc Ha Str., Hanoi, Vietnam Tel.: (84-4) 3 733 5686 / 3733 5805 Fax.: (84-4) 3733 6647 / 3733 5701

[Gdal-dev] gdaladdo for large RPF

2009-07-15 Thread Charles Chung
When I try to build an overview of a.toc file that is associated with 10 GB (38K files) NITF files, I get the following error message. c:\>gdaladdo --config COMPRESS_OVERVIEW DEFLATE NITF_TOC_ENTRY:CIB__1M_1_0:C:\aOI\rpf\a.toc 2 4 8 16 ERROR 1: TIFFFetchStripThing:Sanity check on size of "TileOff

Re: [gdal-dev] Converting raster pixel space to geospace

2009-07-15 Thread Even Rouault
Le Wednesday 15 July 2009 20:50:15 Smart, Gary, vous avez écrit : > Thanks for that! :-) > > ... without appearing too cheeky, > Could you point me to a page which would help me translate the x/y returned > from the transformation (presumably easting/northing in metres?), into > WGS84 Lat/Long? Th

[gdal-dev] MapServer interface

2009-07-15 Thread Smart, Gary
Still a newbee to this so forgive any daft questions. In an answer to a previous question of mine, it was hinted (thank you Even) that I could possibly MapServer to return tiles of rasterised maps for display using my display application. From my initial studies, MapServer seems to be aimed a

Re: [gdal-dev] 64-bit int data type support

2009-07-15 Thread Frank Warmerdam
Christiaan Janssen wrote: I'm just checking, but am I correct in my understanding that GDAL currently has no support for 64-bit integer data types (long long). And if not is there any plan to implement support. Just curious, thanks. Christiaan, GDAL has no support for 64bit integer pixel type

[gdal-dev] 64-bit int data type support

2009-07-15 Thread Christiaan Janssen
I'm just checking, but am I correct in my understanding that GDAL currently has no support for 64-bit integer data types (long long). And if not is there any plan to implement support. Just curious, thanks. Christiaan___ gdal-dev mailing list gdal-dev@l

Re: [Gdal-dev] building GDAL under cygwin with ODBC

2009-07-15 Thread Frank Warmerdam
Neil Best wrote: Neil Best wrote: Does anyone know if it's possible? I said: ./configure --with-odbc=/usr/include/w32api It doesn't seem possible, so I am resigned to making it work in the FWTools DOS shell. Is it possible to make a DSN-less ODBC connection? In other words, can I specif

[gdal-dev] Failed to process SRS definition

2009-07-15 Thread Jørn Vegard Røsnes
Hi all, can you see the problem (this works with proj4)? It works if I remove "+a=6378273" from proj4-string, but I assume the output will be wrong. ./ogr2ogr -s_srs EPSG:4326 -t_srs "+proj=stere +lat_0=90 +lon_0=315 +lat_ts=70 +units=m +a=6378273 +e=0.081816153" -f "ESRI Shapefile" gshhs_land_