Re: [gdal-dev] Gdal2tiles in Gdal18 and creating KMZ files

2011-02-16 Thread brian
Roland the problem is in /12/1211/2558.kml line 26 2558.png this should be a relative path from the root of the zipfile not from 2558.kml Brian On Wed, 2011-02-16 at 15:14 -0500, Roland Duhaime wrote: > > I am following the instructions for creating one KMZ file that are > posted here: >

[gdal-dev] Gdal2tiles in Gdal18 and creating KMZ files

2011-02-16 Thread Roland Duhaime
I am following the instructions for creating one KMZ file that are posted here: http://trac.osgeo.org/gdal/wiki/UserDocs/Gdal2Tiles I am using gdal2tiles under the "gdal" package 1.8. I have having success creating superoverlays and the related folder structure. I am able to read the created do

Re: [gdal-dev] Mosaicking Orthos

2011-02-16 Thread Chaitanya kumar CH
Zoltan, Have you tried the nearblack GDAL utility on the original 176 images? http://www.gdal.org/nearblack.html On Wed, Feb 16, 2011 at 5:25 PM, Zoltan Szecsei wrote: > On 2011-02-16 12:20, Zoltan Szecsei wrote: > >> Hi All, >> I've built a vrt with 176 images. >> >> I now need to mosaic this w

Re: [gdal-dev] lat lon matrix tables to geotif

2011-02-16 Thread Frank Warmerdam
On 11-02-16 01:48 AM, Nikolaos Hatzopoulos wrote: So you are talking for something like this: Example VRT file for data (just to show the geolocation metadata reference): data.lon.vrt 1 data.lat.vrt 1 0 0 1 1 stuff goes here 15

Re: [gdal-dev] Zero Pixel Values in the output! Solution Please

2011-02-16 Thread Frank Warmerdam
On 11-02-16 03:28 AM, user gdal wrote: Dear all, I am new to GDAL and I was at fault in being too hasty in asking for an advanced topic in my previous post. ... template void CIOImg_Templ::Read(const unsigned int b, GDALDataset* const *inds) { ((*inds)->GetRasterBand(b+1))->RasterIO(GF_Read,

Re: [gdal-dev] Mosaicking Orthos

2011-02-16 Thread Zoltan Szecsei
On 2011-02-16 12:20, Zoltan Szecsei wrote: Hi All, I've built a vrt with 176 images. I now need to mosaic this whole area into roughly 5 x 5 ortho images. How can I force the white edges into background of the overlapping orthos? I'm a little cautious of simply (finding a way to) making "white

AW: [gdal-dev] An issue about using GDALWARP todotheNTv2transformation

2011-02-16 Thread Schmitz, Uwe
Heng, > > > Hi Uwe, > > Thanks for your quick response as usual :) > > Yes, I had to use the "BIGTIFF=YES" option on some of these > large data to get the re-projection done, but did not need to > use this option on all the data which had this problem. The > word "large" was actually mentio

RE: [gdal-dev] An issue about using GDALWARP todotheNTv2transformation

2011-02-16 Thread Heng Feng
Hi Uwe, Thanks for your quick response as usual :) Yes, I had to use the "BIGTIFF=YES" option on some of these large data to get the re-projection done, but did not need to use this option on all the data which had this problem. The word "large" was actually mentioned due to the fact that all

[gdal-dev] Mosaicking Orthos

2011-02-16 Thread Zoltan Szecsei
Hi All, I've built a vrt with 176 images. I now need to mosaic this whole area into roughly 5 x 5 ortho images. How can I force the white edges into background of the overlapping orthos? I'm a little cautious of simply (finding a way to) making "white" transparent as it is only the white on the

[gdal-dev] Re: gdalwarp reprojection problem

2011-02-16 Thread heng.feng
Thanks, Ralf. I am using the latest version of FW Tools 2.4.7. I am guessing I have to download the GDAL version 1.8 and build the dll/exe to replace the current ones under the FW Tools bin folder? And I will try your suggestion about the -t_srs option. BR, Heng -- View this message in contex

AW: [gdal-dev] An issue about using GDALWARP todotheNTv2transformation

2011-02-16 Thread Schmitz, Uwe
Heng, > > Hi Uwe, > > Sorry to bother you again. I actually need your help > about another GDALWARP problem I am having. I just > thought it might be better to send you an email > directly about this (a shortcutJ) although I did > just post a message regarding this problem on > the GDAL DEV

[gdal-dev] Zero Pixel Values in the output! Solution Please

2011-02-16 Thread user gdal
Dear all, I am new to GDAL and I was at fault in being too hasty in asking for an advanced topic in my previous post. I am facing a fundamental difficulty. The problem is to retrieve projection and pixel data etc. from a source ERDAS .img file and copy 'as it is' to another file. For this, I wrote

Re: [gdal-dev] gdalwarp reprojection problem

2011-02-16 Thread Ralf Suhr
Hi Heng, use gdal version 1.8. Your srs definition has to be "+proj=utm +datum=WGS84 +zone=32 +towgs84=0,0,0 +wktext". Gr Ralf Am Mittwoch 16 Februar 2011, 08:28:12 schrieb heng.feng: > Hi there, > > When I tried to use GDALWARP to do the re-projeciton on some large GeoTiff > data, the output