Questions tagged [orfeo-toolbox]

A free and open source remote sensing software package.

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28
votes
1answer
971 views

SNAP vs. GDAL vs. Orfeo - image rescale, histogram cut

I work with a Sentinel-2 .jp2 image (red band, 10950 x 10950 pixels). My aim is to reach the same result what SNAP does with a Python script. See the SNAP method and parameters: So this is my ...
14
votes
1answer
7k views

Using Orfeo Toolbox object based classification in QGIS tutorial/workflow?

I have a set of aerial photos of vegetation which needs to be classified. Instead of using manual interpretation, I want to try using Object-Based classification based on the Orfeo Toolbox in QGIS ...
9
votes
2answers
13k views

Missing processing menu in QGIS?

I'm sure there is a really simple explanation to this but haven't found any pointers on this forum or elsewhere. I seem to have lost the 'processing' menu from QGIS and can't figure out how/why!? Any ...
9
votes
2answers
4k views

Orfeo toolbox (OTB) algorithms in QGIS 3.0?

I've been trying to understand if the OTB (Orfeo toolbox) algorithms can be used in QGIS 3.0.0-Girona but found no official documentation about it. Under the 'Available QGIS Data Provider Plugins' (...
9
votes
1answer
5k views

Atmospheric Corrections for Landsat 8 OLI Using Orfeo Toolbox

I am trying to correct some Landsat 8 OLI imagery using the Orfeo Toolbox Optical Calibration tool via QGIS. I've retrieved data from Aeronet as well as relative spectral response data for the OLI ...
7
votes
1answer
2k views

What causes OTB pansharpening ERROR Inputs do not occupy the same physical space?

When I try to use the OTB pansharpening tool an error comes up and I don not really know what the problem is. I have a RGB and a Band8 map (both from Landsat8) which I want to use for the tool. All ...
7
votes
0answers
623 views

How do I install Orfeo toolbox and Qgis 1.9? [closed]

I'm having a lot of trouble getting Orfeo toolbox and Qgis 2.0 working. I followed the qgis wiki instructios, added the ppa, installed qgis 1.9 (it's beautiful, great work!). But when i tried to ...
5
votes
2answers
2k views

How do I deal with tiles in the Orfeo Toolbox segmentation?

I'm using the Orfeo Toolbox for segementation of large Very High Resolution Satellite images. It performs very well and i'm mostly very happy with it. But I still get some weird/bad results that I ...
5
votes
1answer
414 views

Getting Output names of Processing algorithms via PyQGIS

Calling the results of Processing algorithms in order to plot them to the screen differs depending on the provider used. An example with QGIS provider: tmpggis = processing.runalg("qgis:...
5
votes
1answer
2k views

QGIS 2.0 64bit Orfeo Toolbox Installation Failure

I am trying to install OTB in with QGIS 2.0.1 (Dufour) in Windows 7, 64bit. I have no problem installing QGIS either the QGIS installer or OSGeo4W, but I have no luck with the OTB tools such as ...
5
votes
0answers
959 views

Running OTB Random Forest Classification

I am having trouble processing a satellite image using the RF (Random Forest) classification, that is a machine learning algorithm in the Orfeo Toolbox of QGis 2.18.1. When I run the Tool, the ...
4
votes
1answer
4k views

QGIS Processing - Edge Extraction

I am looking for QGIS function to extract (or detect) edge from a raster, which was referred in here, How to digitize a raster automatically as answer by @MappaGnosis. The name could have changed ...
4
votes
1answer
1k views

Orfeo tool box (OTB) in Ubuntu 14.04 and SAGA incompatibility (gdal versions)

I need to test segmentation of a 12000 x 12000 pixels scene. I successfully compiled OTB in Ubuntu 14.04 and ran the process. But when I tried to start SAGA, I got a startup error. I found that gdal ...
4
votes
2answers
6k views

Configure Orfeo Toolbox to work with QGIS v2 Windows 7 from standalone installer

I have asked this question on the QGIS mailing list, but have not yet had a satisfactory result. The QGIS manual at http://www.qgis.org/en/docs/user_manual/processing/3rdParty.html is confusing about ...
4
votes
1answer
282 views

AttributeError: 'NoneType' object has no attribute 'setProgress'

I use Orfeo ToolBox(OTB) in conjunction with QGIS 3.4. So. I use the qgis-otb plugin. I was not a problem when I linked OTB with my company's PC, but when I tried the same way on my personal laptop, ...
4
votes
1answer
938 views

QGIS - Orfeo Toolbox: how to run support vector machine classification?

I am trying to classify SPOT images with the support vector machine classification in Orfeo Toolbox with QGIS. I installed Orfeo Toolbox with OSGeo4W. I have made a ROI image with 600 training samples ...
4
votes
1answer
748 views

Unsupervised classification in QGIS with Orfeo toolbox

I want to run an unsupervised classification of two landsat images in QGIS. Therefor I want to compute a k-means and a SOM (self organizing maps) classification. Unfortunately it doesn't work. I ...
4
votes
1answer
4k views

Importing Orfeo ToolBox into Python

I have Python 2.7 (installed together with ArcGIS 10.1). Via OSGeo4W I have installed QGIS and Orfeo ToolBox (OTB) applications. I was able to connect QGIS and OTB and it's working fine. Through OSGeo ...
4
votes
0answers
2k views

Classify image using segmentation analysis using QGIS and OrfeoToolbox

I am working on a project where we have made a RGB orthomosaic using a drone which I want to classify using QGIS. I am not a fan of unsupervised classification, and I started exploring the ...
4
votes
0answers
414 views

Orfeo toolbox in Qgis fails to execute

I installed Orfeo using OSGeo4W and have set paths in QGIS (Wein) at Processing -> Options & Configuration -> Providers -> Orfeo Toolbox to: Applications: C:\OSGeo4W\apps\orfeotoolbox\...
3
votes
1answer
1k views

Use Orfeo Toolbox in R

I was wondering if it is possible to use the algorithm of Orfeo Toolbox in RStudio. I have been looking for some information but didn't find anything relevant. From the Orfeo toolbox I see that it can ...
3
votes
1answer
104 views

Install Orfeo Plugin in QGIS - Plugin is not already in QGIS core

I am brand new to QGIS (coming from ArcGIS), and am needing to install the Orfeo toolbox to do some image classification. I found a nice tutorial here with an overview on how to install it: https://...
3
votes
1answer
731 views

Orfeo Toolbox for QGIS not activating after trying several suggestions

There are several other threads on this topic and after trying the suggestions I am still stuck with Orfeo Toolbox not activating in QGIS. Running 2.16 right now... any chance updating to the newest 2....
3
votes
1answer
629 views

OrfeoToolbox SVM classifier module doesn't produce a model for final Prediction

I'm having a struggle with SVM classification in QGIS OrfeoToolbox. I used to work with RandomForest in R, but now I'm trying to figure out how the SVM algorithm works. I guess there would also be ...
3
votes
1answer
452 views

OTB vector segmentation result is flipped

I'm using Monteverdi 2 to perform a mean shift segmentation on an image of an archaeological dig, to test the feasibility of automatic detection of elements. I've loaded the image in Monteverdi and ...
3
votes
1answer
334 views

Configuring OTB for Processing on Linux Mint

I'm using QGIS 2.18.3 in Linux Mint 18. I have downloaded Orfeo Toolbox and want to add it to the processing toolbox in QGIS. I have done it under Windows indicating the bin and lib path, but on Mint ...
3
votes
2answers
228 views

Splitting multilayer images

I have a multilayer image with hundreds of bands and I would like to extract them all automatically to single raster files, one file for every layer. I'm looking for an automated process. I've got ...
3
votes
1answer
179 views

ImportError when trying to load otb (orfeo-toolbox) into QGIS Python Console

I would like to use the orfeo-toolbox via the QGIS Python Console, however, I don't seem to be able to import the otbApplication. I keep getting the following error: import otbApplication Traceback (...
3
votes
1answer
281 views

Watershed-segmentation with orfeo toolbox

I work at the moment with the watershed-segmentation from the orfeo-toolbox. After the segmentation the pictures is split into squares. Specially the square in the middle seems to be deeper the the ...
3
votes
1answer
315 views

Line segment detection QGis orfeo toolbox

I would like to extract linear features from a high resolution DEM. I have found that a "line segment detection" tool exists in the Orfeo toolbox in QGis. I could not find easy to understand, ...
3
votes
1answer
651 views

QGIS OTB Machine Learning algorithms do not create output

I am attempting to calculate and save an image statistics file on a landsat 8 scene. When attempting the virtual raster and separate band files no output is created: 2016-04-01T16:26:13 0 OTB ...
3
votes
1answer
618 views

Point otbApplication for python to the relevant OTB DLL's

I installed the latest OTB and Monteverdi on a Win 7 machine. Via osgeo4w I downloaded otbApplication for python, without any dependencies. Python, gdal, numpy scipy and so forth was custom build ...
3
votes
1answer
228 views

How can I find the version of a toolbox used in QGIS

I am using QGIS 2.6.1 Brighton on Xubuntu. The QGIS-install comes with several default toolboxes. Orfeo Toolbox for image analysis is one of them. How can I find out which version of the Orfeo toolbox,...
3
votes
0answers
63 views

Stand-alone PyQGIS (QGIS 3.13) scripts with OSGeo4W and the Orfeo toolbox (OTB 7.1.0) seem to be mutually exclusive

I am changing my python environment from working with ArcGis and Arcpy to working with QGIS and PyQgis. And I also want to use the machinelearning possibilities from the orfeo toolbox. In doing so I ...
3
votes
1answer
168 views

Orfeo mshift segmentation asks for condition

I'm trying to run a segmentation using the mean shift. I leave all the parameters as default, but when I run it, it says "Wrong or missing parameter value: Condition". Condition is not a parameter for ...
3
votes
0answers
699 views

OTB-QGIS plugin does not appear in QGIS 3.2 after manual installation

I have followed this instruction to connect the qgis-otb-plugin manually. But after completing all the steps, OTB does not show under Settings > Options > Providers. I cloned the qgis-otb-plugin ...
3
votes
0answers
136 views

QGIS Orfeo Toolbox: Smoothing tools generate unwanted black border on a hillshade raster

I'm using the Smoothing (gaussian) and Smoothing (mean) tools in the QGIS Orfeo toolbox to blur a hillshade raster I've generated. However, they both come out with a thick black border at the edge of ...
3
votes
2answers
2k views

Orfeo Toolbox (OTB) KMeans classification issues QGIS 2.4

I am having trouble processing an image through the Unsupervised KMeans image classification in the OTB Toolbox of QGIS 2.4. I have a .tif image in the Input Image box and keep all the defaults. When ...
3
votes
1answer
152 views

Superimpose OTB application via Sextante cannot load parameter

I am trying to perform a pansharpening using OTB via sextante. According to the cookbook I first need to superimpose the Pan and XPS images: http://www.orfeo-toolbox.org/CookBook/CookBooksu36.html ...
2
votes
3answers
2k views

QGIS 2.0.1 Dufour on Windows 8 64-bit: Processing toolbox always produces error saying output layers could not be opened

I have tried to use the Processing Toolbox in QGIS 2.0.1 a couple of times now (using SAGA and OTB) and in both cases the processing tools always return an error along these lines: "Problem loading ...
2
votes
2answers
2k views

Importing otbApplication in Python?

I installed both otb-bin and otb-python using OSGeo4W. In OSGeo4W Shell, I have no problem importing otbApplication. But I have a problem doing this in Python Shell. The error message is as below: &...
2
votes
3answers
694 views

Search and concatenate Landsat bands with Python

I have a number of Landsat geotiff (*.TIF) file in a folder. The problem is simple, I need to search certain Landsat bands from that list and make a composite tif image. I am using Orfeo Toolbox's CLI ...
2
votes
1answer
924 views

Problem with Orfeo Toolbox integration in QGIS

I'm getting this error: OTB execution console output '"C:\OSGeo4W\bin\otbcli_MeanShiftSegmentation"' is not recognized as an internal or external command, operable program or batch file.
2
votes
1answer
69 views

Applying machine learning methods in orfeo toolbox into DEM raster

I would like to apply machine learning methods in orfeo toolbox to classify some landscape features such as shrub and coarse woody debris in woodland. I created DEM raster image from very dense ground ...
2
votes
1answer
161 views

Using OrfeoToolBox in Python 2.7.9 crashes python

I wanted to create a python script using Orfeo Toolbox for Orthorectification of AWiFS Data. I set the environment variables necessary and the following command runs fine from the command prompt: ...
2
votes
1answer
78 views

Define characteristics (wave lengths, etc) of bands created by split order in Orfeo Toolbox

I have an orthophoto layer (exported from photoscan, drone images) that consist of four bands. I extracted bands using "split image" order, but I can't understand which of them are NIR, green, red ...
2
votes
2answers
336 views

metadata in Orfeo Toolbox Orthorectification

I'm using Orfeo Toolbox to orthorectify a WorldView-3 Basic Imagery Product. The process seems very straight forward. I just input the image and a DEM of the area, and Orfeo gives me an orthorectified ...
2
votes
1answer
532 views

TrainImagesClassifier (SVM) fails when executed from within QGIS modeler

I made a small model in QGIS that runs Second Order Image Statistics, the SVM Trainer, and Image Classification, all tools from the Orfeo provider. The problem is it fails everytime. When I run the ...
2
votes
1answer
763 views

How to do segmentation of full raster image using OrfeoToolBox

I want to do segmentation of raster image using OTB segmentation(mean-shift). But it is generating the ouput for only selected region or part of the raster image. So if i want to do the segmentation ...
2
votes
1answer
723 views

How to resolve error in Orfeo Toolbox for QGIS 2.18 - “option -ram does not exist in the application.”?

I followed the instructions to install the Orfeotoolbox for QGIS 2.18 on Windows, detailed in this post. Everything worked, and the appropriate algorithms are showing under the Processing Toolbox: ...