GeoTIFF is a public domain metadata standard which allows georeferencing information to be embedded within a TIFF file.

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5
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1answer
349 views

Determining Natural Origin for a GeoTIFF file (Lambert Conic)

I am trying to display an existing GeoTIFF file (from the FAA WAC set) in an application that requires the GeoTIFF NaturalOriginLongitude tag (FalconView 5.1.1). There are some older files in that set ...
4
votes
1answer
276 views

Problem converting georeferenced jpgs to geotiff - image is shifted/warped

I have hundreds of georeferenced jpgs in ArcGIS 10 that I need to convert to geotiffs. I'm trying to use GDAL translate to create geotiffs from them. Everything works great except that the ...
3
votes
0answers
245 views

How to download GeoTIFFs using the REST API in GeoServer 2.2?

I am using GeoServer (Version 2.2 Git Revision f5b5c35076b52d02eb9cca3fa3232bc17b5f6d80 Build Date 19-Sep-2012 18:33 GeoTools Version 8.2 (rev 704570474295e339c08d1ca140d884f23a8a03a3)) and I've got ...
3
votes
0answers
306 views

How to read Geotiff tags and pixel per pixel values using GDAL C#

I'm new here and I'm new at programing with GDAL C#. My question is how I can get the value of SRTM GEOTIFF pixel to compare with it's neighbors, and how can I get the values of Geotiff tags.
2
votes
0answers
56 views

Hwo do I present labels in raster format in ArcMap 9.3?

I'm creating a raster map of a large city in ArcMap 9.3 which will be used in a third party software. My problem is that I need to find a way to include labels of street names in my output. I have a ...
2
votes
0answers
122 views

How to geocorrect in qgis?

I need to fit a utm wgs84 tiff raster to a topomap in the same projection. I use GCP and it invariably fails. The first raster uncorrected rater superimpose well, the "geocorrected" raster is ...
2
votes
0answers
150 views

Overlay Shapefile onto Geotiff

I have a Geotiff map and I want to overlay a Shapefile onto it. Ideally I want to specify a 'nice' style for the polygons e.g. have them opaque (for now all polygons should be the same). I want to ...
2
votes
0answers
270 views

create geotiff from shapefiles

I need to colorized geometries from shapefiles and convert them to raster image (geotiff). I tried to use geotools's VectorToRasterProcess and ImageWorker ("d:\gis\tmp\32 27 25 w4.shp" is path to my ...
2
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0answers
183 views

Problem with geotiff in qgis only in some PCs

Helllo I'm having some weird problem opening a 16bits geotiff with qgis. In my pc it opens and displays perfectly, but in another pc (with the same version of qgis) it displays all wrong the image ...
2
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0answers
70 views

Is there a way to link eVis with time manager in QGIS

I have a point vector layer created from way points of a GPS. I then used the eVis plugin to view geotagged photos for each of these point. I also used the time manager plugin to play through the ...
2
votes
0answers
277 views

GeoTiff specs for coordinate transformation definition

I would like to define a GeoTiff coordinate transformation by a set of GCPs only. The intention is to publish the GeoTiff as a coverage in GeoServer. However if I specify tie points only, GeoServer ...
1
vote
0answers
24 views

How do I split a DEM at a certain elevation?

I have a DEM that includes bathymetry and terrain elevation and I would like to split it at the coastline. Ideally, I would end up with one tif that's land and one tif that's bathymetry. I have ...
1
vote
0answers
31 views

NoData specification via IEEE NaN in GeoTIFF for ArcGIS

I am a programmer exporting 32-bit floating point GeoTIFF rasters from my own application that my users need to read into ArcGIS. Unfortunately I am not an Arc user myself and have zero expertise with ...
1
vote
0answers
32 views

Decompress a LZW-compressed GeoTIFF

I have a LZW-compressed GeoTIFF file and would like to split it into several smaller regional files and change the format to png. I tried to do the spliting with gdal_translate -srcwin. I only get a ...
1
vote
0answers
43 views

How can I draw features on GeoTIFF in Python?

I have a set of data (coords + value) and want to turn it into a heatmap in GeoTIFF. Should I calculate pixels and set them as array, or there are shortcuts? This is what I do now: driver = ...
1
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0answers
60 views

Export map to geotiff?

I try to export my map (layout or data view doesn't really matter) to a georeferenced tiff-file (geotiff). However, this presumably easy task is proving rather difficult to accomplish. I first tried ...
1
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0answers
35 views

How do I use VB .net to export the ActiveView to geotiff using Arcobjects?

I want to program in vb.net and Arcobject the exporting of a map to geotiff. What I have done so far is export the map to TIFF but I am not getting Geotiff. When we do it manually we check the write ...
1
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0answers
61 views

Touch up tool for rasters?

I was wondering if it were at all possible to manipulate/massage rasters (eg Geotiff) using Qgis plugins or Grass?? By manipulate, I mean manually smooth off interpolation artefacts, blended surface ...
1
vote
0answers
32 views

GeoTIFF LZMA implementation?

Is GeoTIFF with lzma compression commonly implemented? I have geotifcp.exe from qgis but doesn't seems implement lzma. Is there available sources for libgeotiff with lzma patch?
1
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0answers
60 views

Contours generated from merged TIFs huge - much bigger than individually

I'm generating contours from four 5x5 degree SRTM DEMs in southeastern Australia. I'm using gdalwarp to reproject the DEM, then gdal_contour to generate contours. First, I generated contours for each ...
1
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0answers
115 views

How to create multi-image single band single file geotiff?

I have a geotiff file that is single band but contains multiple subdatasets. I use gdal with numpy to open a specific subdataset and mask some of its values. Example: $ gdalinfo sample.tif ... ...
1
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0answers
163 views

Reprojecting GeoTIFFs to WGS84/UTM

I'm using libgeotiff and proj4 to read and (try to!) process GeoTIFFs. After reading the file, I want to get the corner coordinates in WGS84/UTM - but there are so many functions and parameters to try ...
1
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0answers
153 views

Question about geotiffs

My colleague and I are georeferencing a bunch of .tif images. After each image, we'll click "update georeferencing". The resultant .tif files are different between our computers and I'm trying to ...
1
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0answers
196 views

GeoTiff.lib: TiePoints only without ModelPixelScale do not get georeferenced in QGis

I have an image that has been georeferenced (geotiff.lib) by more than 3 tie points (x y 0 long lat 0 ...) and added following geotiff keys GTIFKeySet(gtif, GTModelTypeGeoKey, TYPE_SHORT, 1, ...
1
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0answers
152 views

Applying colormap to grayscale tiff image using java

I have a gray scale tiff image.Now i want to add some pseudo colors i.e for pixels whose DN from 0-140, red color;DN from 141-255 ,blue color.Please tell me how to modify the raster table.Otherwise if ...
1
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0answers
385 views

Serving GroundOverlay image data from a KML file via WMS

I've got a KML file with a collection of sparsely distributed (and small) GroundOverlays, with each overlay containing a distinct LatLonQuad and Icon. I would like to serve the this image data via a ...
0
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0answers
3 views

Using USGS_Raster_Conversion_Scripts.zip to convert ArcGrid files to GeoTiff

I know the GeoTiff export option is no longer available in the http://viewer.nationalmap.gov/viewer/# so will have to convert it from ArcGrid source files instead. I am following the readme and how to ...
0
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0answers
13 views

How to draw pseudo-color geotiff in gdal_grid?

I'm trying to automate the process of heatmaps. QGIS creates them easily with a plugin, but for a hundred or two hundred heatmaps babysitting it all the time is too hard. The heatmaps plugin has no ...
0
votes
0answers
23 views

How to export raster from ArcGIS for Desktop to MATLAB using Tiff without losing projection?

How do I export data from ArcGIS for Desktop and import to MATLAB using Tiff without losing projection (lat lon) information? ASCII is too slow for my application. I manage to export a raster ...
0
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0answers
6 views

save a WMS image on disk and apply a classitem (gdal commands?)

I need to save an image on disk trough WMS coloring the pixels applying a CLASSITEM (e.g. Mapserver CLASSITEM). Is it possible using gdal, if so, how? Thanks in advance, D
0
votes
0answers
58 views

Making a georeferenced PDF or GeoTIFF from jpg+jgw using GDAL for Avenza PDF Maps

I'm trying to create georeferenced files for the mobile app Avenza PDF Maps. This app works with either GeoTIFF or georeferenced PDF. I know for sure that PDFs made with ArcMap work properly. I'm ...
0
votes
0answers
9 views

How to Use .tif File as a separate input for neural network Toolbox

I am facing some problems in building neural networks for flood prediction. The problem i am facing is i have basically 4 attributes which i am taking into consideration for flood prediction in my ...
0
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0answers
35 views

gdal2tiles generates small picture inside 256x256 tile

I've used gdal2tiles for generating tiles in number of different polar projections and always experienced the same problem — strange small picture inside normal 256x256 png with the rest of space ...
0
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0answers
65 views

Unable to view GeoTiff in GeoServer layer preview

I've loaded a 265 MB world GeoTIFF image (transformed with gdal_translate command) in GeoServer. Everything seems to be ok, but layer preview is blank, although clicking in the map canvas the three ...
0
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0answers
61 views

How to make a geo reference image using GeoTool based on a matrix mapped data?

My ultimate objective is to make a geo reference image and make it as a raster layer to overlay the image above my openlayers map. I have a set of geo coordinate data, and each coordinate is assigned ...
0
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0answers
37 views

No visual after loading geotiff in Qgis Dufour

I installed the latest version of QGis 2.0 for mapmaking. Before I used the 1.8 version and I had no problems in loading Geotiffs. With the latest version, it loads the same files but it doesn't show ...
0
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0answers
101 views

Is it possible to create MBtiles from a TIF?

I have a geo-referenced tif (it's really big around 1GB) and I'd like to convert it to mbtiles so I can serve them and view the map. What is the best tool to do this conversion?
0
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0answers
40 views

Geoserver raster (in geotiff format) becomes black when grouped by other layers in vector format?

Good day, I am a newbie in field of GIS systems. Currently I have an issue when grouping layers, raster and vector. I would like to use satellite image in geotiff format as a base layer. It works ...
0
votes
0answers
96 views

Upload geotiff file using GeoServer Rest API

I can upload shapefile to GeoServer via REST api using cURL. I used this code: curl -v -u admin:123 -XPUT -H "Content-type: application/zip" --data-binary `@F:\temporary\shp.zip` ...
0
votes
0answers
116 views

How can I force ArcGIS to generate “color pallets” for display of GeoTiffs in the FAIMS Mobile App?

The FAIMS Mobile App 1 displays a black pane instead of a well rendered geotiff when I try to import files directly from ArcGIS 10.1 instead of processing them through gdal and grass. Running ...
0
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0answers
204 views

ArcGIS / ArcMap problem with tiff file and projection

I have a raster in ArcMap . The projection is WGS 1984 UTM 22. When I look the details of the projection I can see that the "scale factor" is 0.9996 When I save this raster in a in tif file and the ...
0
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0answers
64 views

Batch inserting georeference information into a tiff image

I have metadata (example below) and images that have no projection or coordinate information (gdalinfo output below). I am looking for help with a script using OSGeo4W tools or some software to ...
0
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0answers
43 views

Arcpy GTIFF ExportToTIFF- NoData values

When I export my GTIFF with arcpy.mapping.ExportToTIFF() I do receive TIFF with transparent values in ArcMap. In ArcMap NoData says: 256,256,256 (which I would assume strange for 24-bit raster). When ...
0
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0answers
44 views

How to create a raster from a CAD scan for ARCMap?

I have scans of CAD streets and such and want to get a raster for georeferencing into ARCMap. What are the easy steps to make a targa, geotiff, etc. of a known size, say 2 miles along one side as a ...
0
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0answers
168 views

How to use GDAL for Translate Modis HDF to GeoTiff

I've a MODIS04 L2, and I want to extract band 8:Image_Optical_Depth_Land_And_Ocean. I use Quantum GIS to open this band, because Quantum GIS see this is not coordinates so this allow me to select ...
0
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0answers
59 views

Uploading user defined geoTIFFs/editing tilestache configuration dynamically

I'm writing a small application that allows user to upload geoTIFFs and display them on a Leaflet instance. I understand the process of preparing a geoTIFF using gdal tools, defining a mapnik XML, ...
0
votes
0answers
36 views

Build overviews before building tiles?

Does it make sense to create overviews (with gdaladdo) for my GeoTiffs (about 12000x15000 px) before creating tiles in GeoWebCache? Does resampling affect the quality of my tiles?
0
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0answers
68 views

need info on GeoTIFF projection keys

I am a programmer (not a cartographer!!) developing an application which needs to read and write GeoTIFF files. I have a number of questions about those GeoTIFF keys which are related to projections. ...
0
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0answers
71 views

not able to view imported .tif file in geoserver

I am using geoserver. I have imported a .tif file using postgis, which has been saved in vector type layer in geoserver. Now, whenever, I preview it, the layer gets automatically downloaded as wms ...
0
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0answers
33 views

Create .ini file from folder of geotiffs

All, I have 800 geotiffs in a folder and I want to create a .ini file for each one which looks something like this: FILENAME, SCALE, CO-ORDS, FILEPATH, FILENAME, NEW.INI Is this possible? I have ...