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

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63 views

GeoTIFF created using ArcGIS for Desktop not displaying in Google Earth or Photoshop?

I originally had an IMAGINE Land Cover raster file that I opened in ArcMap. I used the Extract Feature from Raster to extract only the Developed class and saved it (still IMAGINE). Then I used the ...
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2answers
113 views

.tif and .tfw to GeoTIFF [duplicate]

I have a .tiff and a .tfw file that I want to change into a GeoTIFF. When I try to open the file in ArcMap and ENVI 5.0, it is successful. However, in Google Earth it is not. Is there anyway to ...
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2answers
41 views

qgis raster style 'no data value' checkbox is ignored - what's a good workaround?

See bug report filed here: http://hub.qgis.org/issues/10236 Note the initial bug report got 'fixed' but that fix introduced this new error, so the issue was reopened a few days ago. Anyway, it ...
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52 views

GeoTIFF Mosaic/Crop/Translate: Easiest Method in QGIS?

I routinely have to mosaic multiple GeoTIFFs together, extract a rectangular area, and save that area as a JPG with a world file. Typically I've been using commercial software for that (Geographic ...
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53 views

gdal read whole geotif band into vector

i have another c++ GDAL question. I try to read alle elevation data out of an GeoTiff file into a c++ vector so that i can get elevation at x,y like this: vector[x][y]. I also like to use this data to ...
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1answer
50 views

gdal_contour transparent contour as png

I started using the GDAL Library in a c++ project. It is a great library, but I am a bit stuck right now with different aspects of it. What is the best way to use gdal_contour in my c++ programm? ...
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1answer
40 views

How to rotate tiles in Geoserver ImageMosaic

I am starting a project relatively "fresh" to geoserver. We have a large number of tiled (seabed) images to load up to geoserver using the ImageMosaic plugin in order to make a seabed mosaic. We know ...
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1answer
76 views

GDAL TIF to JPG Creates Dark Image

I'm using the GDAL Raster>Translate to create JPGs from Georeferenced TIFs. The translation is working, but the resulting JPGs are significantly darker than the TIFs they are being created from. ...
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1answer
46 views

How do I mask a raster in TileMill?

I've tried just about every single TileMill compositing operation on the vector and raster layers in question, and I have to admit that I can't figure it out: How the heck can I mask a raster with a ...
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63 views

How to create GeoTiff file from .h5 file?

I have .h5 file containing Latitude, Longitude and Dataset(I m working multiple type of dataset).And I want GeoTiff file of it contains all Information related to GeoTiff. So is there any way to ...
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48 views

Create GeoTIFF for a specific scale

I am working on creating several GeoTIFFs in QGIS. My workflow was to: 1) Export the PDF map at the desired scale (1:64m) 2) Design the map and export the TIFs from Photoshop (I've used several ...
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1answer
117 views

how to open geotiff as base layer on openlayers

i want to add a geotiff image as base layer on openlayers : copy my image.tiff in a directory and open it with openlayers directly without using a cartography server.
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117 views

Importing multiple GeoTiffs in TileMill

I am a software engineer that is very new in the geo world. So excuse my ignorance if this question seems simple or if terms I use are totally wrong. Problem: I have been tasked with taking multiple ...
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0answers
37 views

How to prevent transparent borders (collars) of a tif wipe out overlapping regions of adjecent tif while using gdalbuildvrt

I have a set of Geotifs that have got transparent borders (collars) of irregular shapes & dimensions around them. First I created a VRT over this set of Geotifs through gdalbuildvrt. Then I ...
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1answer
36 views

Is there an easy way to refresh / update a raster tif file in GIS?

Apologies for the newbie / basic question, but it seems to be a fairly simple concept which I can't get to work properly, and I'd be really grateful for a pointer or two! I have a load of different ...
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1answer
76 views

Read Elevation from 1/3 Arc-Second NED .tif or .img

I'm trying to read multiple elevations from a USGS 1/3 arc-second IMG / GeoTIFF file. A sample of the files is available here (5 MB): http://tdds3.cr.usgs.gov/Ortho9/ned/ned_13/img/n43w108.zip I can ...
2
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1answer
266 views

Is there a way to convert GeoTIFF to DEM?

Simple enough question. The NASA Aster data comes in GeoTIFF format, but the tool I'm using (Sketchup) only accepts DEM. Is there a way to convert? I did a lot of searching, and only found the ...
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115 views

Converting GRIB to Geotiff with gdal_translate in Python

I want to extract each band from a GRIB (gridded binary from http://data-portal.ecmwf.int/data/d/interim_daily/) in a single Geotiff image. I´m using Python with gdal_translate in a QGIS backround, ...
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1answer
107 views

cut square from geotiff

i want to make a 3d modell out of the mount everest and some other mountains. what i need therefore is a 14km² square around the peak from the mountain. so basically i use qgis to extract the area ...
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1answer
37 views

Importing a Geotiff into WhiteBox

I am looking for an opensource solution to create a seamless air photo mosaic. I came across WhiteBox from the University of Guelph which seems like it might do the trick, but it does not support ...
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2answers
412 views

Adding GeoTIFF image to GeoServer: failed to create reader from file

I'm trying to add a GeoTiff-file to GeoServer through adding a raster data source, but whenever I try to add my file, I get the error 'Could not list layers for this store, an error occurred ...
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46 views

ArcGIS rectify image with embedded colormap (clr)

When rectifying a georeferenced tif image in ArcMap 10.2 the colormap gets placed into an accompanying .clr file. Is there a way to stop this behaviour and have it embedded into the tif so it is ...
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1answer
182 views

How to download GeoTIFF files of TRMM product 3B42 (rainfall estimates) [closed]

I want to download GeoTIFF files of TRMM product 3B42. (This is a rainfall estimate derived from multiple sensors of the Tropical Rainfall Measuring Mission satellite.) The NASA/Goddard Precipitation ...
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30 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 ...
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2answers
460 views

using Python to calculate NDVI, output as a Geotiff

I need a script that can calculate NDVI from two separate input Geotiff files, then output the results as a Geotiff. I wrote following script, most of which is borrowed from various on-line sources ...
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1answer
367 views

Extract Longitude and Latitude from Geotiff (ASTER 30m DEM)

my problem is apparently quite simple, but I cannot really find an easy answer: in QGIS I've created a raster layer by merging different GeoTiff images from the ASTER 30m DEM dataset. The merging is ...
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1answer
84 views

How to add RGBA color map to single band GeoTIFF using GeoTools 2.x?

I am developing a light weight GIS application, and am looking for the simplest way to add an RGBA color map to a single band GeoTIFF using GeoTools 2.x?
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37 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 ...
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96 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 ...
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99 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 ...
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154 views

How to remove black box around georeferenced grayscale image in QGIS?

i'am trying to georeference a grayscale image (*.tif) in QGIS 2.2.0 Valmeria. It is working but QGIS draws a black box around the georeferenced raster image. If i use the option set 0 transparent, not ...
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1answer
138 views

How do I generate a correlogram from a GeoTiff using R?

I'm trying to evaluate the scale of spatial autocorrelation for a bunch of rasters I have as GeoTIFFs. I'd like to be able to do this entirely using R, in order to maintain smooth workflow. What's ...
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1answer
205 views

Split Large GeoTIFF to smaller regions with python and gdal

I have quite a large GeoTIFF-file (compressed 50MB but unpacked 6GB) and want to split it into several smaller regional files. Therefor I am using python. As I am a new gdal user I do not really have ...
2
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1answer
71 views

Grayscale Tiff Images

I have a gray scale tiff image. I can extract the values from this tiff using numpy and make a new image with blue scale. But how can I convert it to shades of blue instead of shades of gray directly ...
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91 views

GEOTIFF not showing up in Tile Mill

All: Forgive any lapses in terminology here, although English is my native language, GIS most definitely is not, and I am totally lost. Basically, I'm trying to convert a GEOTiff to a mbtile. I ...
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3answers
510 views

Topography: How to get the x,y,z coordinates of highest or lowest point/pixel of a raster GIS?

Given a .tiff topographic raster image with mountains and deep sea, I am looking for the x,y,z specifics of the highest or lowest point. The x,y,z values being: altitude (z-coordinate) latitude ...
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126 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 ...
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15 views

Using the GEOTIFF Model Transform Tag

I have managed to figure out how to map Lat/Long to pixels in FAA charts that use Tie Point tags. However, I am now working with charts that use Model Transform tags. So far I am at a loss on how to ...
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1answer
66 views

How determine data type of points in geotiff DTM?

I have some DTMs in geotiff files. I need to read them in C# and I've decided to use libtiff for that purpose. After some investigations, I've found that there are tiled tiffs, so I use ReadTile ...
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1answer
51 views

Unable to show tiff “parameters”

Why this raster (tiff) does not have any values? Why I am unable to perform: doubleclick -> onechannel pseudocolor -> clafify Both rasters are downloaded from the same site: ...
2
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1answer
74 views

File size inflation normal with gdalwarp?

After using gdalwarp to project and align-to-grid (via -tap) a number of rasters I noticed that the output rasters were significantly larger than the original rasters. A fairly thorough web search ...
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0answers
83 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 = ...
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15 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
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33 views

Missing Layer in OpenLayers

When I try to include the "fwp layer" from geoserver 2.4 (Ubuntu 12.4 VServer) into my code it doesn't show up. But the geoserver layer preview (OL) shows the right image. The GeoExplorer preview ...
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17 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 ...
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1answer
116 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 ...
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1answer
28 views

Adding customised data into geotiff

Not too familiar with the geotiff format and hence would like to raise a query on whether I could embed additional information data into geotiff metadata section? Is the fields type for geotiff ...
2
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1answer
219 views

How to Map Latitude/Longitude to FAA Chart?

How can I map latitude/longitude to an FAA digital chart? Attached is a sample GEOTIFF. More specifically, how can I get a reference points from the digital data? Once I can get reference points, I ...
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1answer
156 views

How to get the pixels from a geotiff file in gdal python for a given bbox?

I have a GeoTIFF file in WSG 84 Projection reference (it's a GeoTIFF of SRTM). I can use python & gdal to read the whole lot of data into an array (with ReadAsArray()), but I want to only have a ...
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127 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 ...