Re: [UMN_MAPSERVER-USERS] Overriding GeoTIFF projection with world file

2008-02-07 Thread Frank Warmerdam
Rahkonen Jukka wrote: Hi Frank, Sorry, I did not mean heavy from the computitional point of view. I meant that if there is something wrong with the geoinfo then it is easier for the user to edit worldfiles. Or perhaps there are more user friendly tools for playing with GeoTIFF tags than the

Re: [UMN_MAPSERVER-USERS] Overriding GeoTIFF projection with world file

2008-02-07 Thread Rahkonen Jukka
Frank Warmerdam wrote Rahkonen Jukka wrote: Frank, I have been considerering the situation and yes, I think I would *really* like to use this trick if it exists. In general, wouldn't it make at least some sense to first check something that is fast and simple to edit or rename

Re: [UMN_MAPSERVER-USERS] Overriding GeoTIFF projection with world file

2008-02-06 Thread Rahkonen Jukka
Frank Warmerdam wrote: Rahkonen Jukka wrote: 3) well, I'm sure there are other methods. How about trying to motivate some clever developer to create the option I mentioned... Point 1) might give me possibilities for making an investment. I fear this feature is not too much of general

Re: [UMN_MAPSERVER-USERS] Overriding GeoTIFF projection with world file

2008-02-06 Thread Frank Warmerdam
Rahkonen Jukka wrote: Frank, I have been considerering the situation and yes, I think I would *really* like to use this trick if it exists. In general, wouldn't it make at least some sense to first check something that is fast and simple to edit or rename or delete if needed (world file in

Re: [UMN_MAPSERVER-USERS] Overriding GeoTIFF projection with world file

2008-02-05 Thread Frank Warmerdam
Rahkonen Jukka wrote: Hi, I must use two different projections (epsg:2393 and 3067) which both have a common centre meridian 27°E. One is transverse Mercator with scale factor 1, another UTM with scale factor 0.996. Now I can use the same images, without any physical or on-the-fly

Re: [UMN_MAPSERVER-USERS] Overriding GeoTIFF projection with world file

2008-02-05 Thread Rahkonen Jukka
Frank Warmerdam wrote: Rahkonen Jukka wrote: Hi, I must use two different projections (epsg:2393 and 3067) which both have a common centre meridian 27°E. One is transverse Mercator with scale factor 1, another UTM with scale factor 0.996. Now I can use the same images, without any

Re: [UMN_MAPSERVER-USERS] Overriding GeoTIFF projection with world file

2008-02-05 Thread Frank Warmerdam
Rahkonen Jukka wrote: 3) well, I'm sure there are other methods. How about trying to motivate some clever developer to create the option I mentioned... Point 1) might give me possibilities for making an investment. I fear this feature is not too much of general interest. Jukka, From a

Re: [UMN_MAPSERVER-USERS] Overriding GeoTIFF projection with world file

2008-02-05 Thread H. Porath
Hi all, we had the same problem. We solved it by patching the file geotiff.cpp of the gdal distribution. With this patch GDAL now first looks for a worldfile and only looks for internal georeferences if it cannot find a worldfile. If someone is interested in this patch i can send it to him or