0
votes
1answer
6 views

gdalbuildvrt error when mosaicking SRTM data with different NoData values

I'm attempting to mosaic together 9 SRTM tiles downloaded from CGIAR to produce a DEM of Borneo. I'm using: gdalbuildvrt Borneo.vrt BorneoSRTM/*.tif where BorneoSRTM contains the 9 tif files to be ...
2
votes
2answers
15 views

QGIS Mosaicing with null values in images

I have a set of landuse landcover data which needs to be mosaiced. Whenever i try using QGIS Raster>miscellenous>merge tool. giving no datavalue as '0', it returns either (A) ' Traceback (most ...
3
votes
1answer
81 views

ArcGIS Raster Mosaic Dataset and GDAL VRT, when to use?

ArcGIS has a the Raster Mosaic Dataset, QGIS and friends have Virtual Raster Tables. A skim of the documentation reveals much similarity. They both create or enable an alternate representation of ...
3
votes
1answer
82 views

White lines in merged GeoTIFF files after ImageMosaicing on GeoServer

I have merged 21 GeoTIFF images using GDAL utilities. Each image is the result of merging 500 smaller tiles. I am using ImageMosaic in Geoserver but I am getting a mosaic that contains white lines and ...
1
vote
1answer
99 views

How to work with 16 GB orthophoto raster

I would like to use one GeoTIFF raster in a custom ArcGIS-Engine Application, but my provider gave me 4 orthophotos GeoTIFF 4 GB each, because GeoTIFF is limited to 4 GB. Is there any other way to ...
5
votes
1answer
313 views

Mosaicing indexed colour rasters with independent colour tables

I have a large number of single band rasters that are colour indexed TIF files. I want to mosaic them using GDAL (or similar non-proprietary software with a Python API I can call as part of a bigger ...
2
votes
1answer
650 views

Problems serving GeoTiff using GeoServer and ImageMosaic

Goal: I am trying to serve a large (1GB+) GeoTiff file using GeoServer and ImageMosaic. Process: iant have written a simple guide for this, which he proposed as an answer for a previous and similar ...