Re: [gdal-dev] Re: conversion from one format to another is very slow

2010-05-19 Thread SriRam . PrasadBhasker
hi. as far as i know GDAL is much robust & Quicker. i have converted Tiff to Ascii using Gdal 1.6.2 & found the performance excellent Gdal converted in 3 minutes and ArcGIS took around 7 to 8 minutes for the same task.. Trust you are using the latest Build of 1.7.2.. cheers Bhasker

Re: [gdal-dev] Raster algebra with Gdal and Python

2010-01-31 Thread SriRam . PrasadBhasker
Hi. Suggest to Immediately Upgrade to 1.7.0 also check if the users have correct Page File Settings for the Hard Drive Partitions. 1.7.0 is working excellently for Huge Images. Thank You Bhasker Alexande

[gdal-dev] gdalwarp query

2010-01-19 Thread SriRam . PrasadBhasker
Hi. GDAL Warp generates a Resampled Output Image along with a TFW for a provided set of GCP's My question is .. is there any Parameter by which we keep the raw image untouched & generate only the TFW. By Adjusting the TFW parameters we can position the raw image @ geopositioned Location.. Any

[gdal-dev] Nodata Raster Calue

2008-07-21 Thread SriRam . PrasadBhasker
I have a Jp2 16 Bit Image [ GreyScale ] This has a NoData value ... I want to change the NoData value to White Color Can anyone let me know the Syntax for getting this done thru GDAL_TRANSLATE___ gdal-dev mailing list gdal-dev@lists.osgeo.org http://l