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

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11 views

Updating/replacing GeoTiff data store on file system causes GeoServer to halt

I have a few hundred raster layers that are updated at least 4 times a day. The GeoTiff's are updated directly on disc. I'm running it as a windows service and I can sell the wrapper app logging the ...
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1answer
14 views

How to split a geotiff into a standard tiling scheme with Geotools in Java

I would like to tile random geotiffs to a standard grid, with a standard size of 256X256 using Geotools in java. My use case is as follows: I receive a "stream" of raster data in the form of multiband ...
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1answer
38 views

Best solution for tiling a geotiff?

I have some GeoTIFF files that I want to bring into the web. The spatial reference of these GeoTIFF files are multiple but are never WebMercator (EPSG:3857) and I need the web map to be in the same ...
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1answer
20 views

creating multi band raster from one GeoTiff

I'm using AgiSoft photoscan to create a photo mosaic from aerial images. The images are being captured using a camera modified for NIR and RGB data capture. I want to be able to perform spectral ...
4
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3answers
67 views

GeoTIFF world file ignored by QGIS?

I am having trouble getting geotiff rasters to get correctly placed even with a world file available. I have tracked down some discussion from 2010 that suggests that if the geotiff already has the ...
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0answers
16 views

Android : overlay geotiff in Googlemaps

I'm Developing an app with Google Maps. In which i need to show a layer of data from the Geo-tiff imagery. Do any one has an idea on how to do it, i have no idea how to project the layer over the ...
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1answer
17 views

How can I create a kml file from a geotiff with alpha layer

I am trying to create a kml version of a map tile using gdal_translate on a geotiff with alpha layer (link here) as follows: gdal_translate -of KMLSUPEROVERLAY input.tif output.kml however, the ...
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1answer
28 views

How to pick adjacent GeoTIFF files out of a set?

I have a large amount of large GeoTIFF images. Their names are arbitrary and the person that created them does not work here with us anymore. I need to do some programming experiment. How can I pick ...
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0answers
44 views

Why does this Geotools Java reprojection to WGS-84/4326 cause offset?

I am using the block of code below. I am reading in a geotif with a UTM zone projection and converting it to 4326. I am pulling out certain multiband values and creating a new raster, when I plot the ...
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4answers
78 views

Creating my own slippy map from GeoTIFF images

I have a Linux server, about 16 Gb of aerial photography files in GeoTIFF format and orders to set up a slippy map web application. This doesn't need to display anything from other data sources at the ...
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0answers
32 views

How to convert a raster file (*.tif) into a composite geodataset by using Python in ArcGIS 10.2.1

I created geotiff rasters (approximately 6000 rasters) in .tif format by using Matlab Mapping Toolbox. When I examined the properties of the data, I realised that it is 64 bit double type. I need to ...
2
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1answer
50 views

Determine spatial average of several tiff files

I am relatively new to GIS. I have a set of tiff files containing a raster each. I would like to average them, though their extents are slightly different. They each have their geospatial data ...
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2answers
100 views

How to create a raster tiff (dem / heightmap) from a mesh of xyz points?

I have to create a terrain heightmap(raster tif preferably) from mesh of xyz ungridded points(in geographical coordinates), I tried taking min and max of bbox of mesh and making width & height by ...
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0answers
27 views

I want to register points on a pdf and export to a geotiff

I have a map that is a .pdf file. Using ArcGIS 10.1, I want to register 4 points and save the file out as a geotiff file to be imported into another drawing program. Could you please give me ...
0
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1answer
33 views

Assign world file to many tiff obtained using a grid/reticulate [closed]

I've many .tiff exported on the base of a grid/reticulate, and now I need to make them georeferenced. There is an automatic method that allow this using the coordinates of the vertexes provided from ...
1
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1answer
28 views

create a geotiff datastore in geoserver

im able to create a data store in geoserver but when i try to access it in the geoserver admin console i get this error : can't load chosen data, verify that the loader module is installed (sorry ...
3
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1answer
195 views

Geotools shapefile and geotiff displaying problem in JMapPane

I'm trying to get a JMapPane to show up in a JPanel, but without success. Below is the JPanel instance containing the map. I am importing a geotiff and a shapefile layered in that order. Not only does ...
2
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0answers
50 views

Compression in GeoTiff files with GDAL

I have an output from 3th party program in tif format where gdalinfo gives the following information: Driver: GTiff/GeoTIFF Files: J:\ascend\Lufthavne - ...
2
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0answers
32 views

Getting a raster extent excluding nodata area

I have a GeoTiff raster in which half of its area is nodata. The problem is that the raster extent includes the nodata area. Is there a way with GDal to recalculate the extent of the raster excluding ...
2
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1answer
28 views

gdaldem output file size explodes

I want to create a color-relief and a hillshade with gdaldem and use them with mapnik. System: Ubuntu 14.04 LTS Server, gdal-bin 1.10. Here are my steps: Download all SRTM tiles from ...
4
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1answer
117 views

Convert downloaded LiDAR info to DEM in GRASS

I have downloaded LiDAR information as a .asc file and a .tif file, and even though I have tried multiple methods to convert them to a dem I am having no luck. Grass GIS says there is an invalid ...
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0answers
12 views

Trying to build website which shows different satellite images? [duplicate]

Basically i want to build website which shows different satellites images of cities and as i hover my mouse the lat/long should change. Sorry for such a basic question, as i am new to javascript, if ...
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0answers
28 views

use mapnik to read from multiple geotiffs

I set up Mapnik to custom-render a GeoTiff file. python and xml files to do so were taken from a github mapnik example, and the successful image output is a rainbow-esque .png from the original .tif. ...
2
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2answers
42 views

convert DTM txt file in geoTiff file

I have a DTM file, txt format, I would like to convert it into GeoTIFF, how can I do with the software grass? thanks ncols 1329 nrows 1152 xllcorner 1693884 yllcorner 5080341 ...
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2answers
95 views

Looking for an open-source Java based GeoTIFF library

I have written many programs for reading and writing various types of spatial data in the past but I must admit that the GeoTIFF format has often gotten the better of me. It's such a flexible format ...
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2answers
86 views

Aggregating satellite night light data in R

I am working in R and having some difficulties with extracting values from a raster layer. What I am trying to do is aggregate satellite night light data from pixel to polygons. However, when I ...
2
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1answer
62 views

Opening GeoTIFF (georeferenced in ArcGIS for Desktop) in QGIS?

I tried to open a georeferenced geotiff created in ArcGIS for Desktop in QGIS. I could open them but they are not in the right spots. These raster datasets contains .aux .rrd .tfwx .tif.aux.xml ...
2
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0answers
36 views

geoserver and openlayers select rectangle pixel values

I'm running a geoserver (2.5.x) with 1 raster file (GeoTIFF) as a layer. From my application I can access a single pixel value when clicked (through WMS), but what I'm really interested in is to get a ...
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1answer
275 views

Convert PNG to GeoTiff using GDAL

I have a map portion PNG and its associated PRJ file. I want to convert the PNG to a GeoTIFF. I know how to convert a PNG to a GeoTiff if the bounding box is available: gdal_translate -of Gtiff ...
0
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0answers
80 views

numeric issue while loading floating point-valued GeoTIFF into PostGIS

I am trying to import a floating point GeoTIFF image into PostGIS (2.1), using the following command: raster2pgsql -s 4326 -I -M -F -C tif_dir/*.tif public.map | psql -U postgres -h localhost -d ...
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2answers
87 views

Is there a command line tool for converting projection in .prj and GeoTiff to EPSG codes?

Is there a command line tool to convert a shapefile projection in the .prj file into corresponding EPSG code? I know that there is website http://prj2epsg.org/search for doing this online, but I ...
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1answer
72 views

Is there an image editor that can edit GeoTIFFs without affecting their embedded georeferencing?

I know there are a couple workarounds for this but I was hoping a direct solution exists. I am looking for an image editor (like Photoshop but hopefully free software) which can be used to edit ...
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45 views

Find correct SRID

I'm learning PostGIS raster, and importing GeoTiff with raster2pgsql. This command line tool states: -s <srid> Set the raster's SRID. Defaults to 0. If SRID not provided or is 0, ...
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2answers
110 views

How can I import tif file in GRASS GIS

While importing TIFF image to GRASS GIS, I get an error: Location PROJ_INFO is: name: Lambert Conformal Conic proj: lcc datum: nad83 a: 6378137.0 es: 0.006694380022900787 lat_1: 36.16666666666666 ...
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2answers
47 views

Batch Envi read and write to tif

Is there a way to batch read in ENVI standard image files (they have associated headers) and export them to a GeoTiff ? I have a folder of ~500 images
2
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2answers
62 views

Can GDAL fill elevation below a certain value?

I have several GeoTIFFs that I'm working with to create contours using gdal_contour. One of them crashes the utility. gdalinfo tells me that the computed min values for band 1 and 2 are ...
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1answer
43 views

What kind of geo information is stored in a GeoTIFF

When given a geotiff, what kind of information is normally stored in it as part of the geo information? Is it the position of the 4 corners? Is it the position of each pixel? Is it a mesh of geo ...
2
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0answers
45 views

How do you create either a geotiff or a .tfw in QGIS using python?

Probably I just don't understand the API documentation, I don't use object oriented programming to its full capability. I do see this has to be done from a composer object in order to automatically ...
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1answer
67 views

How can I clip multiple geotiff tiles with a shapefile without greatly increasing their size?

I'm using gdalwarp to clip a number of geotiffs (tiles of a larger map) to a polygon described by a shapefile (which is about the size of the overall map, i.e. much larger than individual tiles) ...
1
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1answer
32 views

Exporting whole map from ArcMap to GeoTIFF not just current view? [duplicate]

I like to export my whole map which is composed of both raster and vector data to geotiff (or other raster format) in ArcMap 10.1. If I select file->export, only the current view is exported. I want ...
0
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1answer
36 views

Changing Spatial Reference System (SRS) of existing GeoTiff file?

How do I change the Spatial Reference System (SRS) of an existing GeoTiff file? Or more fully, what can I use to convert the meta data for the file to a different SRS?
2
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1answer
42 views

Speeding up processing of geotiff background for QGIS?

Originally I had an image as a mrsid file. That was very convenient as it was smaller and fast to pan etc. The down side was that every time I upgraded QGIS I had to go through the ritual of ...
0
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3answers
180 views

Read GeoTIFF file with php or javascript

Sorry, I am newbie with GeoTIFF files. I want to create a project that a person can upload a GeoTIFF file and the web application saves the lat/long of the picture into the database, the server side ...
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0answers
88 views

How to correctly render a raster Layer to GTiFF with QGIS python console?

I am trying to render a map from a raster layer. As recommended in pyqgis cookbook and here(osgeo.org) I use QgsMapRenderer(). I am able to produce a picture but it has not appropriate extent and ...
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1answer
33 views

Why does the commands listgeo and gdalinfo don't show the same Proj4 Strings?

As the title says, why doesn't the unix tools listgeo and gdalinfo show the same proj4 strings? Check this file: ...
2
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1answer
95 views

OS X Preview unable to open GeoTiff due to error 259?

I'm currently working on a GeoTiff writer which writes GeoTiffs to the file system. I can write the GeoTiff, dump it with tiffdump, listgeo and gdalinfo and my own GeoTiff reader can read it with no ...
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1answer
41 views

Aerial Imagery Showing in Different Colour while pan/zoom geoserver

I have img/tif files of a small aerial imagery. I published it under ImageMosaic plugin (GDAL plugin installed), but when I pan or zoom the map in OpenLayer preview I am getting different colour for ...
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0answers
41 views

UTFGrid from raster source

Is it possible to make utfgrids from a raster source (e.g. GeoTIFF)? I am trying to get utfgrids from a .tif with mapnik.xml and TileStache but it seems not to be working. As a workaround I am ...
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0answers
47 views

IMG and geoTIFF raster extraction

everyone. I'm very new to GIS technologies. Somehow, i need to extract raster(RGB data) data from geoTIFF and IMG files. What is the fastest way doing it?
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2answers
114 views

Exporting GeoTIffs from Data Driven Pages for use on a Tablet

I'm a beginner at ArcGIS 10.2 and have encountered a small problem that I couldn't solve by googling. I'm trying to export a set of raster and vector data for use on a tablet. The aim is to find LiDAR ...