Re: [Gdal-dev] gdaladdo for large RPF

2009-07-30 Thread Charles Chung
Does anyone know about how to work with large RPF? Any help is appreciated. Thanks. Charles Chung wrote: > > 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

[Gdal-dev] gdaladdo for large RPF

2009-07-15 Thread Charles Chung
of "TileOffsets" value failed ERROR 1: TIFFFetchStripThing:Sanity check on size of "TileOffsets" value failed Overview building failed. Is it possible to build an overview for this big file? FYI, I will use the overview file with MapServer to increase the performance. Thanks in adva

[Gdal-dev] gdal_merge: merge/mosaic NITF files

2009-01-08 Thread Charles Chung
Hi all, I am new using GDAL and raster format. Here is my situation. With GDAL 1.6.0dev, I want to merge or mosaic many NITF files into one NITF or GeoTIFF file. Each NITF file is about 284 KB and its characterists are: Driver: NITF/National Imagery Transmission Format Files: ???.??? Size i