[mapserver-users] Raster Display Performance

2010-03-07 Thread Medve Zsolt
Hy all! I would like to ask for a help. I have a dataset. 30 pieces of Tif file, aproximately 240 MB each. I make a layer in the map file: LAYER NAME something STATUS ON TILEINDEX sh.shp TILEITEM Location TYPE RASTER

Re: [mapserver-users] Raster Display Performance

2010-03-07 Thread Robert Sanson
Hi Zsolt Before you use gdaladdo, I would make sure that the internal structure on your TIFF files is tile based. You can use gdalinfo to check. If not, use gdal_translate to turn into a tile structure: gdal_translate -of GTiff -co TILED=YES -co BLOCKXSIZE=64 -co BLOCKYSIZE=64 input.tif

Re: [mapserver-users] Raster Display Performance

2010-03-07 Thread Frank Warmerdam
Medve Zsolt wrote: I am looking the gdaladdo program, because mapserver documentation suggest it. But when i tried the given examples (http://www.gdal.org/gdaladdo.html) it wont work, or i dont know what to see, Its just do nothing i think.. Can anybody help me on this? Or any method to make

Re: [mapserver-users] Raster Display Performance

2010-03-07 Thread Siki Zoltan
Dear Zsolt, You sould make pyramid and tiles. Divide the original images into smaller pieces. You can use gdal_translate. (I usually use approx 10 MB or smaller image size) Use gdaladdo to create pyramid. Regards Zoltan On Sun, 7 Mar 2010, Medve Zsolt wrote: Hy all! I would like to ask