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

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176 views

Cropping Geotiff with gdalwarp

I downloaded a geotiff from the recently published 25m-DEM of the European Union (see: http://courses.neteler.org/eu-dem-new-digital-surface-model-at-25m/). One tile has about 5GB so I would like to ...
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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 ...
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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 ...
2
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1answer
44 views

How to remove/disable last row/column of SRTM GeoTIFF in QGIS?

I've started using QGIS yesterday, and one of my main reasons to use it is to apply colormapped SRTM v4 over Google aerial imagery. Everything is working fine, except that SRTM v4 elevation tiles ...
2
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2answers
34 views

Using gdal_merge to create a grayscale mosaic

My gdal fu is weak and I need help! ;) I'm creating a mosaic in geotiff from hundreds of ecw. I created a list of all my rasters and used this command: gdal_merge -o c:\temp\output_image.tif -q -v ...
4
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1answer
318 views

Subsetting GeoTIFF with Python

I'm sub-setting a GeoTIFF with the GDAL Python binding and numpy. Essentially, I am providing a central location (coordinates of a flux tower) from which I produce a subsetted image. I then want to ...
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1answer
56 views

How do I find out the resolution in (centimeters per pixel) of a TIF?

I tried using GDAL and got: # gdalinfo nicholas_map_2.tif Driver: GTiff/GeoTIFF Files: nicholas_map_2.tif nicholas_map_2.tfw Size is 28799, 27875 Coordinate System is: GEOGCS["WGS 84", ...
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0answers
102 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?
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2answers
2k views

GeoServer: Best way to publish 2500 TIFF or 71 ECW files?

I have ortophotos of an area that I need to serve as a background map for my vectors. I got it as 2500 files (71,5MB each) in raw TIFF format with corresponding TFW word file - 180GB of data. ...
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2answers
49 views

How can i combine the colours of one raster with values from another

I have two Tiffs with data from the same area. One is in colour and when I use the identify shows a 'color index' number (eg. 141), then Color(a,r,g,b)(eg. 255,90,255,0). The other tiff contains a ...
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2answers
147 views

Latitude - Longitude bounds from GeoTIFF info

here's the content of a GSFC-generated GOES TIFF image: GOES 13 Imager frame 66 at UTC 12:45:53.520 day 312 of 2013 Vis pixels : 9061, 22912 lines : 2845, 10152 Vis Lon : 999999,-23.1566 ...
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1answer
142 views

Save as Image geotiff from OpenLayers plugin [closed]

Now i'm working with the new version of Qgis 2.0 but I have a problem with the OpenLayers plugin. I take a geotiff screenshot of an area in EPSG:3857 and then I load the image.I'd check out the CRS of ...
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1answer
80 views

How to add a DEM Band to an existing 3-band TIFF file using QGIS?

I'm quite new in the GIS business and I do not figure out how to do the following thing: I have two geoTIFF Files, one is a 3+1 bands file (RGB+alpha), the second one is a DEM geoTIFF file containing ...
1
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1answer
412 views

How to convert a Gtiff to ASCII-Grid using QGIS gdal_translate?

Gdal_translate implemented in QGIS is often recommended for converting to Ascii-Grid. My problem is that every output which is generated from my geotiff-raster layer is binary instead of plain-text in ...
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1answer
333 views

Format MODIS HDF to Geotiff in MRT

Am using Modis Reprojection Tool (ModisTool) on MODIS LST data (MOD11A1) to convert to GeoTiff format. When I run it I get this error message: Error: OpenGeoTIFFFILE: Opening Output Image File ...
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0answers
41 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 ...
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2answers
51 views

Two r.mapcalc calculations return a much bigger raster cell size than the input raster

I tried the following calculations with a GeoTiff sample, having a cell size of 25m: Calculating the togographic exposure (TOPEX) and estimating the mean topographic curvature Both, the resulting ...
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0answers
98 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` ...
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1answer
198 views

Convert multiple GeoTIFF to one KMZ

I am using GDAL to convert GeoTIFF to KMZ. I am using the following command: gdal_translate.exe -of KMLSUPEROVERLAY *.tif out.kmz If I have one TIF file in the folder, it works ok. If I have more ...
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1answer
226 views

How do you read GeoTiff-file in SAGA GIS Program?

I'm very new with all GIS-stuff and I got advice that SAGA GIS would be a good program to start with. I would like to read a GeoTiff-file in SAGA, but I can't find an "import file"-function x) Any ...
4
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2answers
697 views

GeoTiff size - what to do?

I have a whole series of GeoTiff tiles, each one about 250mb in size, in total just over 90gb. I want to be able to display these as a wms into QGIS to 20+ GIS users and in the end make them into a ...
1
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1answer
119 views

Which GeoTIFF tags tell me what I want to know? [duplicate]

I'm reading some GeoTIFF files into my app using libgeotiff. After the model of the listgeo program that comes with libgeotiff, I want to extract the extents (corners) of the GeoTIFF so I can position ...
2
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1answer
78 views

How do I inspect, then force a geotiff to be in the format of the Natural Earth 2 map?

We are using the Natural Earth 2 map as a test file, and it's worked swimmingly. Unfortunately, our archaeologist has given us a satellite image (not distributable) in the form of a geotiff that does ...
6
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1answer
345 views

Using Tilestache and Leaflet To Display Rasters In Native Projection

I have a collection of old Idaho state highway maps in GeoTiff format. The projection that these maps have been georeferenced in is a transverse mercator projection, called IDTM83 (Idaho Transverse ...
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0answers
62 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 ...
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1answer
42 views

while reading a tiff file filenotfoundexception

I am unable to create File object while instantiate a tiff file using TestData.file function it is giving file not found exception . But the tif file is exist on the same path file exists ...
3
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1answer
150 views

gdal_translate- why jpg compressed tif is 2 times greater than jpg file?

Using the following two commands yields completely different size files: gdal_translate test.tif -of GTiff -co "COMPRESS=JPEG" -co "JPEG_QUALITY=100" output.tif and gdal_translate test.tif -of JPEG ...
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1answer
283 views

GeoReference tiff image into the Google map?

I want to Geo-reference a tiff image contain a Map for a specific region, I need to add this region(image) and Geo-reference it on the Google map, SO I can see on the map for the region I select the ...
3
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1answer
327 views

What is difference between GeoTIFF and Esri ASCII grid file formats for SRTM data?

what is the difference between the ArcInfo ASCII format and the geotiff file format when downloading the SRTM data. I downloaded the tiles (21) for the Tibetan Plateau and imported thme into ArcMap ...
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1answer
102 views

GeoTIFF without projection?

I have encountered a GeoTIFF raster files with EPSG:4326 (WGS84), i.e. no projection defined! Is this normal? I would expect raster to be in Projected Coordinate System. Raster is a grid of pixels so ...
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1answer
205 views

How to get raw values from OGC Web Coverage Service (WCS) via ArcGIS for Desktop 10.1?

I posted this a few days ago to the ArcGIS Discussion Forum but have had no response so thought I would try here as well. I'm new to Web Coverage Services (WCS) but have found it easy to add one ...
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0answers
33 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?
2
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0answers
36 views

ArcPy: Distortion towards edges when exporting to TIFF [duplicate]

I am writing a function to zoom to selection (based on a criteria) and Exporting it to TIFF. The problem I am getting is that the when I load the exported TIFF image in Map, I am seeing distortion ...
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1answer
105 views

Creating geotiff in arcgis

I've added a shapefile and a raster image to ArcGIS, the raster image in geotiff format spreading over some of the features. Now, I want to create a buffer (of radius 1 mile) around the features and ...
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0answers
118 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 ...
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0answers
57 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 ...
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0answers
205 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 ...
2
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1answer
46 views

What does the predictor switch do while compressing geoTIFFs in GDAL

I am merging several geoTIFFs into one and am using the -co COMPRESS=DEFLATE create option for geoTIFFs. An additional switch is the predictor switch. What does it do? The GDAL website is not clear ...
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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 ...
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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 ...
2
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5answers
556 views

Is there a way to erase GeoTIFF header?

I've got some GeoTIFF files that have wrong bounding box extent and wrong CRS associated to. Fortunately I know the right CRS, but even associating it to the files (I've tried both with QGIS and ...
2
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1answer
102 views

Map formats supported by QGIS

May i know whether QGIS supports the following map formats? (1) S-57 Electronic Navigation Charts (Naval Maps) (2) Army/IAF Maps in DGN (3) DTEDO0, DTEDO1 and DTEDO2 (4) GeoTIFF (5) DTED
2
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1answer
120 views

How applications like Global Mapper, ArcMap and ArcScene support showing high resolution geotiff images?

Considering my question in Game Developement: How to create textures of big images in opengl (bigger than the MAX_TEXTURE_SIZE) it seems that, there's no way to show an image bigger than the ...
0
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1answer
66 views

Issue with `-sds` naming convention in gdal_translate

I'm converting ~100 .hdf files to .tiff using gdal and getting some unfortunate naming conventions when using -sds for %A in ("...\*.hdf") do gdal_translate -of GTiff -sds "%A" "%A.tiff" However, it ...
5
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3answers
227 views

Precision vs Resolution in elevation data

Update: A good example of my confusion: on the Wikipedia page for "digital terrain model" one can find the following statement about a satellite in the "See Also" section: TanDEM-X: generation of ...
0
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1answer
109 views

Saving geotiff in R - why resolution on x and y is not the same?

I have some data and i want to save it as a geotiff in R. This is not a problem but even if in my command line i set the resolution on x as 1 and on y as 1 after the geotiff is generated the ...
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0answers
44 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 ...
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2answers
185 views

Convert .tiff data to bitmap just when rendering and at runtime by visualC++ code

I need to convert a .tiff image to a bitmap one without saving the bitmap. I know that I should use GDAL_translate but because I'm new, this function's interface is a little complicated for me. Could ...
2
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5answers
1k views

How do I turn a GeoTIFF file into a bmp file?

I need to get GeoTIFF files transformed into bmp files so that I can display them as apart of some software that I am working on. Unfortunately, I am a total newbie with GIS and really don't know much ...
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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 ...