Questions tagged [texture]

Use this tag when referring to raster texture files

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Revit File (.rvt) with materials (textures) import in ArcGIS Pro 2.8 not importing texture properly

Revit File (.rvt) with materials (textures) imported in ArcGis Pro not importing texture properly in ArcGIS Pro, texture showing texture four times in a 2x2 block, please suggest how to import the ...
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How to compute Edgeness factor (Sutton and Hall, 1972)?

I am trying to extract texture features from an image. I am interested in extracting the Mean and Standard Deviation of the edge intensity (edgeness factor). These texture measures were described by ...
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Which options should I use when creating textures for better buildings quality Agisoft?

I am new to Agisoft and I created a 3D module. The textures of the buildings don't look that good. I would like to know which options should I use in the Build Texture tab to make it better. Or maybe ...
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Values change using glcmTexture() with different zoom levels

How can I use glcmTexture() in Google Earth Engine, without the output values change with different zoom levels?
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137 views

Importing .obj exported from OpenDroneMap into QGIS

I took images with a drone and stitched them together with opendronemap, the export is a file with .obj extension with its corresponding .png file for texture. How can I open this in QGIS to generate ...
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Shader is not working correctly / set(material.[]) is buggy

Concider this first Example: My CGA File: const dryWallCol = "Walltexture1/Drywall4.png" Lot --> primitiveCube(20,20,20) ...
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1 vote
2 answers
1k views

Image.glcmTexture: Only 32-bit or smaller integer types are currently supported

I´m using entropy and GLCM function of Google Earth Engine (https://developers.google.com/earth-engine/guides/image_texture). I want to use NDVI band, obtained from landsat 8 image band algebra: //...
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Slope shows strange grid texture

Being aware that there were already similar questions concerning the output of hillshade/slope layer with an unwanted grid texture, but still I m confused, so I hope someone can explain it. Working ...
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Projecting GeoTIFF onto shaped roofs using CGA rules

I am working with CityEngine 2019.1 and would like to project a GeoTIFF as a texutre onto shaped roofs of 3D-buildings. Currently I am trying with the following code which essentials are described on ...
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2 votes
1 answer
200 views

GLCM function for RasterStack using FOR loop in R

I would like to calculate glcm function in R for all (52) bands in my RasterStack. Using this code: LS<-stack(img1,img2,img3,img4,img5,img6,img7,img8,img9,img10,img11,img12,img13) names(LS) <- ...
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Describe the texture features of the image through a single value in R

My purpose is to describe the characteristics of the texture of the image through a single value (eg, second angular momentum ASM), similar to what Haralick presents in Figure 4 of his article. The ...
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1 vote
2 answers
326 views

QGIS 3 r.texture no output

I cannot solve the mystery of no outputs in any case and in any experiment I have done with all kinds of parameters in the latest QGIS 3.2.3 Bonn and GRASS 7. r.texture does not provide any output. ...
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Incorporating NDVI and texture metrics in OBIA-Supervised Image Classification

Anyone knows step-by-step tutorials for incorporating NDVI and texture metrics in land cover classification with ArcMap? I've been doing supervised classification of Sentinel-2 with the assistance ...
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1 vote
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204 views

QGIS/GDALDEM SLOPE Output Has Contoured Or Terraced Texture

I have been trying to greatly reduce or eliminate the contour-like texture that appears in my output from gdaldem slope. The image, below, demonstrates this textural effect. The texture of the ...
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3 votes
2 answers
1k views

How to do better quality of texture on DEM in qgis2threejs?

I use as texture for DEM image with original resolution 4000x4000px. But when qgis2threejs creating 3D model in browser - texture looks like image with low quality. In plugin menu there is line "...
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How to apply texture on a 3D model using drone images with python? [closed]

I have generated a 3D model in .OBJ format using UAV (drone) images. But this model doesnt have texture so i want to have it textured using the original UAV images. And this should be done in python ...
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118 views

Can't run Haralick texture process on Orfeo ToolBox on QGIS

I have tried to run Haralick texture extraction on Orfeo, and this error is returned: Algoritmo Haralick Texture Extraction comenzando... > C:\OTB\OTB\bin\otbcli_HaralickTextureExtraction > -...
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1 vote
2 answers
969 views

Using texture in eCognition?

I would like to explore the possibility of using texture in an ecognition algorithm for classifying vegetation. Though, it seems to be based on sub-objects I am not sure how to actually create the sub-...
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3 votes
2 answers
109 views

Select relevant bands from multiband raster?

I try to extract woodland areas from a greyscale orthophoto. I used the "Haralick Texture Extraction" from the Orfeo Tool Box to calculate texture properties of the greyscale orthophoto. As output I ...
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