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

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Spatially matching Landsat images in ArcMap?

I'm trying to look at the desiccation of a lake over a number of years using images from different Landsats. However when I import the different years into arcmap they are completely unsynchronized. I ...
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2answers
46 views

QGIS Merge rasters without projection edges

I have been trying with no luck to merge forest canopy rasters available through the NLCD (e.g. Grids 102 and 105) using QGIS in Mac (as well as R, and SAGA in Windows). The GeoTIFF grids import and ...
2
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1answer
71 views

Converting GeoTiff to UTM in QGIS is slow?

I am trying to convert a Geotiff from WGS84 to UTM17. In QGIS, there seems to be a super easy way to do this: First, I input my tiff by clicking add raster layer. This works successfully, as I can ...
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1answer
68 views

Tiff: How to calculate Tiff Tag ModelPixelScaleTag (field 33550) and Field 34735

I have to manage a service which can return images in tiff format. This service is requesting another WCS Service from which it receives the Image File without geo-referenced informations. So i need ...
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1answer
54 views

How can I write private tag GDAL_NODATA to a TIFF using libtiff?

In an earlier post I asked how to retrieve this tag from TIFF using python and libtiff. Eventually I found the answer and I reported on the solution last week. I also realised that in order to write a ...
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23 views

I can´t open a GeoTiff layer in QGis Lyon

I get a problem. I have been trying to open a Geotiff layer and Qgis turn off automatically. Then a report appear (bellow). I hope someone can help me with it. Dyld Error Message: Symbol not found: ...
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14 views

Export color corrected rasters from a catalog in arcmap

I have several raster in a raster catalog for which I(ve used color correction. I'de like to export each raster as a geotiff with exactly the same resolution and world file than the original geotiff ...
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1answer
88 views

Creating tile server from geotiff

I'm developing a solution to serve a pan-tropical (and perhaps ultimately global) raster dataset to a cartoDB application. I'd prefer to stick to GDAL/open source tools if possible, but would be glad ...
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41 views

Batch Export in Geomedia Tiff->Geotiff

GIS: Geomedia 2015, Q-Gis 2.14 Avaible Data: Raster files (tif) with a seperate saved georeference in Geomedia mdb, Shapefiles with the outline of every tif file. I'm using Geomedia 2015 and have ...
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98 views

Convert raster stack to RGB GeoTIFF for use as a background image in maps (in R)

I've been trying to use R to download google maps images as rasters, then convert them into GeoTIFF files which can be imported as a geo-referenced background layer in GIS programs. I've been ...
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2answers
60 views

TIFFs with Worldfiles to GeoTIFFs

I'm looking for a way to convert several TIFFs with Worldfiles to GeoTIFFs. Is there an option using ArcGIS or Python (Arcpy)? What is the best option you could recommend?
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23 views

GeoServer WMS transformation causing problems!

I am displaying the population density as wms layer with geoserver 2.8 in tomcat8. As you can see in the screenshot, there are some strange borders where are no values in the tiff file. Can anyone ...
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41 views

Optimizing a large number of small Geotiffs

I have a large number - more than 60 thousand - of relatively small Geotiffs, usually from 2 to 12 Mb. I am currently serving them using Geoserver, but things are quite slow even inside our own ...
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1answer
121 views

Loading Leaflet raster layers asynchronously before adding them to the map?

I am working on a web application where users can view sequences of 5-10 GeoTiffs overlaid on a map, and played like a slideshow - show the first Geotiff, wait a few seconds, show the second, and so ...
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1answer
59 views

How to add date and time to a geotiff to enable time dimension in geoserver?

I have a collection of geotiff files, each one corresponding to a date YYYYMMDD. How can I had the information date to those geotiff, so that geoserver allows the enabling the "Time" dimension for ...
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35 views

Best file format to manipulate raster data with big length and small width

How is the best way to manipulate data from specific distance from an axis? Problem: I have a road axis; I want to manipulate 1Km of data from each side of this axis; Pixel size is 1m X 1m Axis Length ...
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58 views

QGIS Essen vs Wien discrepency in saving tiff

In QGIS 2.8.4 Wien, when I right click a layer and save the rendered image with the create VRT option enabled, QGIS creates both a .vrt and .tif file. However, when I do that in QGIS 2.14.0 Essen, ...
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38 views

Using color matching on two geotiff rasters datasets and exporting geotiffs

I have one geotiff (tiff + tfw file) that serves as a basemap for a global zone. Then, I have several geotiffs, one for each zone of this big orthophotograph (50 zones in total). I would like to ...
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1answer
58 views

Table of statistics of rasters input in QGIS

I work with QGIS GDAL,I have many raster image 'geotiff' with one band for many dates, I want to create a table that contains statistics for all rasters that I have. I tried the algorithm 'raster ...
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69 views

gdal_merge.py is not working with NODATA values

I am trying to merge a couple of GeoTiff files with gdal_merge.py. Example input: In the input data the nodata value is -32678. Hence I tried: gdal_merge.py -n -32678 -o DEM.tif -of GTiff na_DEM....
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57 views

Geotiff to vector file conversion

I have a massive (many GB) Geotiff file with a shape in it showing where certain land is which I can load into QGIS. I need to select the boundary of the shape and turn that boundary into a vector ...
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56 views

Storing non-orthorectified images in GeoTIFF

I'm reading GeoTIFF and GDAL documentations and I'm trying to understand what type of transformations are supported. GeoTIFF documentation says you can use ModelTransformationTag to define a ...
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1answer
70 views

PostGIS raster geoTiff simple Lat/Lon query example

I've successfully loaded a geoTif into PostGIS (Postgresql 9.3.9) using the following command on my Ubuntu 14.04 server:- sudo -u postgres raster2pgsql -s 4326 -d -I -C -M -R -l 4 /path/to/my_raster....
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36 views

Finding GeoTIFF GeoTransform when camera position is known

In short, I want to create a GeoTIFF from aerial images taken with a camera whose position (x, y, z, roll, pitch, yaw) and parameters (focal length etc.) are known. No ground control points are known. ...
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53 views

Georeferenced Image Overlay and export to new image

I have two Geotiffs (one satellite image, one clipped image). I want to put the clipped image over the satellite image, because it shows flow velocity from this shown glacier (see image below). I ...
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1answer
67 views

Convert dem and geotiff to collada model with texture

I have a digital elevation model (dem) file with corresponding orthophoto in geotiff format. What I need to do is to create a 3D model of the terrain with textures (preferably in collada file). I ...
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1answer
84 views

Download GeoTIFF from GeoServer

I have remote GeoServer with published GeoTIFF's which have data security via login/password. Initial size GeoTIFF about 5-10Gb. Is there any way download raw GeoTIFF file from GeoServer (using Python ...
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1answer
52 views

how to read a specific overview layer from GeoTIFF file using GDAL / Python

I know how to create the overviews to a specific geoTIFF file using GDAL ( i have tested it in QGIS), but i cannot find any good information on how to read these overviews individually in python. ...
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1answer
67 views

Make Image Pyramid from JP2 Raster

I have ~1.7 GB JP2 Buckeye that I want to serve out from Geoserver; I'd like to have it tiled so that the client won't have to redraw everytime they zoom into the map. My current understanding is that ...
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1answer
40 views

Convert all geo TIFF in a directory in ASCII [duplicate]

I would like to convert all geoTIFF in a directory in ASCII with the use of a command like gdal_translate -of GTiff... in OSGeo4W Shell. Is this possible?
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278 views

large GeoTiff files on Geoserver

I have a 25 large geoTiff files, representing a DEM, to be published via Geoserver in order to have OGC WCS. The size of each uncompressed file ranges between 235 MB and 6GB. What would it be the best ...
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1answer
45 views

Encode an azimuthal equidistant projection in NetCDF conversion

I'm trying to do Azimuthal Equidistant in CF-compliant NetCDF, but I didn't get the correct projection. If you compare the first two information (gdalinfo) you see there is no AUTHORITY and also ...
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1answer
76 views

Not able to view Planet Lab geotiff file

Downloaded geotiff L13-0123E-0323N.tif from #planet lab and tried to open using ArcGIS, Windows Picture viewer, and Google Earth. However, I don't see the image clearly. 120MB file must be having ...
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62 views

Using the alpha channel of a GeoTIFF in Geoserver

I want to publish a map as a WMS using GeoServer. The map consists of several layers each of which is a GeoTIFF containing RGB channels and an alpha channel. The images were edited in Photoshop and ...
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1answer
114 views

How to extract a 5 bands geotiff file into RGB file?

I have a five bands geotiff file for Red, Green, Blue, Red-edge and Infra-red, and want to use gdal_translate to extract bands Red, Green and Blue gdal_translate -b 1 -b 2 -b 3 -mask "none" "input....
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2answers
79 views

Converting bbox when importing GeoTIFF with Geotools?

Here is my code: String EPSG4326 = "GEOGCS[\"WGS 84\",DATUM[\"WGS_1984\",SPHEROID[\"WGS 84\",6378137,298.257223563,AUTHORITY[\"EPSG\",\"7030\"]],AUTHORITY[\"EPSG\",\"6326\"]],PRIMEM[\"Greenwich\",0,...
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49 views

Importing TIFF to SAGA [closed]

I'm trying to import a large GeoTIFF (~1.2 GB) into SAGA GIS for processing as a grid using Import/Export - GDAL/OGR -> GDAL: Import Raster, but it keeps crashing. I'm using the 32bit OSGEO4W SAGA ...
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2answers
264 views

Export/Convert .tif + tfw into GeoTiff with tagged Metadata (coordinates)

What is the correct command line for using warp_management in Python (ArcGIS 10.1), to convert several georeferenced .tif's (or folders) with XML world files to GeoTIFF's with permanently written ...
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133 views

Write stacks of GeoTIFF image to NetCDF by chunk size

I converted GeoTIFF image stacks to NetCDF file with writing data by Index order (layer by layer) (this was a main solution). The problem is, it writes slowly (for 25 images - 1Gb takes 90 seconds). ...
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2answers
181 views

Convert area in pixels to acres?

I'm writing some software that allows users to draw polygons over the raster from a geotiff file. I can calculate the area of the polygon in pixels; in fact, this calculation is a byproduct of ...
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1answer
68 views

Clip a GeoTIFF with a shapefile

I have a geotiff file that I made in Python. After I created it, I realized it was for all of North America, and I only need the United States. I then got what I assumed was a shapefile of the US ...
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1answer
97 views

Display tiles from a custom GeoTiFF overlayed on googles satellite map using leaflet

I want to overlay tiles generated from a GeoTIFF raster I created on a google satellite map. What I have tried is: Style and output a high quality colored PNG using qgis's map composer Tile this PNG ...
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2answers
208 views

Extracting multiple Subdataset from hdf files to geotiff format using ArcPy?

I have 165 hdf files(monthly data) of EVI(Enhanced Vegetation Index) , I need to convert them to a geotiff format. In ArcMap 10.1 I can only extract the data one file at a time. I have this python ...
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203 views

Converting GeoTIFF to Idrisi raster (RST) in QGIS?

I need to convert a GeoTIFF file to Idrisi raster (RST) in QGIS. I've tried the following: Raster->Conversion->Translate It does not work and I do not know what to do? Annex GTIFF
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83 views

Image is black and white after multiply by a constant

Below is my code AbstractGridCoverage2DReader reader = null; try { reader = new GeoTiffReader(new File(path1)); Coverage cov1 = reader.read(null ); double[] v1 = new double[]{2/...
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1answer
65 views

How to create multiple external overviews for a geotiff with gdal?

I want to have mutiple overview files (one for each overview level) for a GeoTiff, so I'm able to edit this files in a raster editor. How can this be done? Unfortunately, gdaladdo -ro creates only ...
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Georeferencing image from google maps with gdal_translate? [duplicate]

I am trying to georeference an image using gdal_translate in a command prompt. Currently I have the following gdal_translate.exe -of GTiff -a_nodata 0 --config GDAL_DATA "Config location" -a_ullr -77....
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2answers
34 views

get first levels of Raster Data

I have a huge raster tif file 40GB, when I use this file in ArcMap it is very slow, I want to use this file only for the first levels, so I don't care about resolution. I don't want a compression I ...
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46 views

Convert Raster to other format No data problem (ArcGIS)

I am converting a raster tif file into other tif file with JPG compression to reduce the size. The original file have a NO-Data value. after conversion some areas have almost black color (1,5,1), (2,...
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2answers
259 views

Convert a geotiff web-mercator into an azimuthal equidistant projection

I have a geo-referenced tiff file, in the web-mercator projection; and I need it converted to an azimuthal equidistant projection. I'm new to GIS and can't figure out how to do this. I'm open to ...