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

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1answer
21 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 ...
0
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0answers
20 views

Facing “unknown sensor error” in using Alos Polsar 2 (Geotiff format) at ENVI 5.3

For calculation of Radar Backscatter for Alos 2 (2015) whit Geotiff format via ENVI 5.3, I faced following error: "The target file does not appear to be a valid sensor type" The question is; how ...
0
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1answer
101 views

How do I convert a DEM GeoTIFF to Contour Shapefile

I have a digital elevation model as a GeoTIFF and I'm looking to generate a Shapefile of contours with 5m bands on the command line. Is this possible? Ideally using GDAL and Python.
0
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0answers
30 views

Read GeoTiff from memory in GDAL

Is it possible with the GDAL library to read an image (e.g. GeoTiff) from a memory stream, like stdin instead of a defined location on the local disk? It would be useful to read data in streaming ...
0
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1answer
16 views

Export tif map from specified shp area in scale

Does anybody know how to export tif map from shp area. Actually I have a rectangle area which I want to export in tif
1
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1answer
40 views

Longitude latitude for each pixel of Tiff Image [duplicate]

I have a project to do and at the moment i have 2 tif images and their geografic data(longitude latitude) of their upper left pixel.What i want to do is get the common geografic place of the 2 images.....
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0answers
13 views

Get projection/datum from GeoTIFF in C/C++

I am trying to create a GeoTiff importer for an application I'm developing, but for now I am kind of lost. I am using libgeotiff in C/C++, and for now, what I have done is projection points using ...
2
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2answers
422 views

How to reproject Geotiff correctly?

I am new for GIS programming. I try to change geotiff coordinate system from epsg 32635 to epsg 4326. I used the following gdal command: gdalwarp -rc -s_srs epsg:32635 -t_srs epsg:4326 -dstnodata 0 -...
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0answers
22 views

QGIS asc to GeoTIFF error: “File short, can't read line 3687”

I tried to convert an asc file to GeoTIFF and I had the following error: ERROR 3: File short, can't read line 3687. ERROR 1: (..:)/mdt.asc, band 1: IReadBlock failed at X offset 0, Y offset 3687 ...
1
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1answer
41 views

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 ...
1
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1answer
52 views

How to read in a NetCDF file in IDL and save out to a GTIFF, single routine?

Does anyone have a simple script to read in and then save out a NetCDF file to a tiff file? The files I have lat / long / and a precipitation variable, that's it. I'd like to convert a list of them in ...
1
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1answer
65 views

Raster calculator fails with large raster in QGIS

I'm working in QGIS 2.14.1 with a DEM ranging from 200 feet to 1600 feet elevation called "dem_3m_Zft1b" (geotiff, 16822 X 33349 cells, No-data =-9999) If I enter "dem_3m_Zft1b" > 0 in the ...
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0answers
35 views

How do you get NoData to show up transparent in a .TIF file? [closed]

I am creating a handful of raster images using ArcGIS 10. I've been exporting the rasters as .TIF files. From what I've read, even though you can set the background to No Color, this actually doesn't ...
1
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1answer
34 views

LAStools blast2dem: error writing data for field “StripOffsets”

I was processing an overage file to generate DTM and DSM using blast2dem. The generated DTM file can be viewed using ArcMap and ENVI. However, ArcMap and ENVI cannot open the generated DSM file. I don'...
0
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1answer
39 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 ...
3
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2answers
6k views

How to display a geotiff-image with OpenLayers at the “right place”?

I'm just starting with OpenLayers. I have a georeferenced geotiff and the associated world file. Now I want to display this image as an Overlay and google-maps as baselayer with OpenLayers. Would be ...
5
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1answer
554 views

BigTIFF support in libraries? [closed]

What is the level of support for BigTIFF in image processing libraries? GDAL supports this functionality so long as you're building against libtiff4(beta), and I would assume most open source C ...
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0answers
41 views

Efficiently iterating through raster calculations with Rasterio or GDAL

I've got a very slow and round-about way to currently do this, but I struggle with the general concept of using windows in raster calculations and how to apply an affine or geotransformation between ...
2
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2answers
41 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
67 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 ...
2
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4answers
660 views

How to crop Geotiff image in C++ (GDAL or other possibilities)?

I am developing a code to process a geotiff image. But firsly I need to crop a geotiff image preserving its metadata (projection...) in C++. My idea it's to provide the corners and the geotiff image ...
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0answers
9 views

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....
0
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1answer
111 views

HDF to Geotiff conversion

can anyone tell the program code or script for converting HDF files to geotiff using MRTSwath tool? I've downloaded MODIS Files for fog estimation but i couldn't find how to process them.
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2answers
189 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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0answers
21 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: ...
7
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4answers
922 views

Precision vs Resolution in elevation data

Update: A good example of something I am confused about: on the Wikipedia page for "digital terrain model" one can find the following statement about a satellite in the "See Also" section: TanDEM-...
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0answers
12 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 ...
2
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4answers
463 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 ...
4
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3answers
2k views

Convert from img to geotiff

Using gdal translate, would it be possible to convert from IMG to GeoTIFF? We have very little experience with gdal and would really be grateful for some insight.
0
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1answer
125 views

GeoTiff image not aligned after using gdal_translate and gdalwarp

I don't see what I am doing wrong. The coordinate system was assigned to the GeoTiff using the following gdal_translate command: (Usage: gdal_translate -of GTiff -a_srs EPSG#### -a_ullr upper left ...
1
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1answer
69 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 ...
1
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0answers
39 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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0answers
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 ...
0
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0answers
85 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
59 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?
1
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1answer
988 views

arcgis server 10 tif mxd problem

i am using arcgis server 10. first i opened arcmap and added a.tif file. then i saved it using File -> Save As as a ArcMap Document (*.mxd) file, let's say b.mxd. Now i open arccatalog and ...
26
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7answers
9k views

Should GDAL be set to produce GeoTIFF files with compression? Which algorithm should be used?

I have a folder of GIS data that consists mainly of GeoTIFF files. The whole set weighs in at about 1.2 GB. I noticed that if I pack the contents into a tarball, it smashes down to about 82 MB. I ...
3
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0answers
40 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 ...
0
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1answer
53 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 ...
0
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1answer
86 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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0answers
33 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 ...
3
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2answers
190 views

Which Image format is recommended/ best for geoserver raster wms services?

I have very high resolution image of vast area(true color RGB bands). I am planning to to reduce the image size by reducing it to 16 bits (or less). which image format is best for performance point of ...
2
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0answers
54 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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0answers
35 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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0answers
62 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....
3
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1answer
57 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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0answers
79 views

Generating raster (spec. GeoTiff) out of mesh file (.ply)?

I created mesh file using OpenDroneMap program out of 100 geotaged jpgs, and i would like to know for a way for generating raster image out of this .ply file? Has anyone done this? Mashlab has the ...
0
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1answer
71 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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1answer
67 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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0answers
54 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 ...