Questions tagged [transparency]

The ability to make a GIS layer transparent. That is, the ability to adjust the opacity or transparency of a layer to allow information below the layer to be visible.

Filter by
Sorted by
Tagged with
0
votes
1answer
46 views

Setting color transparent in XYZ-Tile-Layer using QGIS

I need to set one (several) color(s) in an XYZ-Layer to "transparent" in QGIS. When using a "Raster Layer" in QGIS I'm able to define specific colors as transparent via "...
0
votes
1answer
35 views

Transparency on TIFF on specific area

I am using gdal_translate and gdaldem to produce and color a GeoTIFF starting from a NetCDF file representing a temperature field. I am able to produce the TIFF (temperature.tiff) of my domain with a ...
0
votes
1answer
40 views

Reduce number of bands in GeoTIFF

I'm in a bit of deep water here since I'm not very familiar with GeoTIFF. I have tried to set transparency to a GeoTIFF layer in GeoServer but when I set this I get a error java.lang....
0
votes
1answer
48 views

R - Write a raster object with the pixels transparency attribute

In R, I have a raster object for which I would like to set a certain level of transparency. When I visualize it, everything is fine library(raster) test <- raster(x = matrix(1:16, 4)) plot(test, ...
0
votes
0answers
19 views

Retaining alpha band when exporting raster to RGB using ArcGIS Pro

I am using ArcGIS Pro 2.6.3 I have a 1-band raster dataset that I need to export to an RGB dataset. However, the symbology of the raster is defined with transparency: When I export this in any of the ...
1
vote
0answers
31 views

Remove white background after using gdal2tiles

I'm using gdal2tiles in a orthomosaic image exported from metashape. When exporting I select to add the alpha channel as you can see below, but after running gdal2tiles I get a white background ...
3
votes
1answer
100 views

Make multiple values of a raster layer transparent

I have a raster image with a single band with 0 to 255 values styled with a palette of colors. One of the values/colors I want to make transparent is 123, so I added it in the Additional no data value ...
2
votes
1answer
62 views

VRT with overlapping images

I want to create a WMS of a VRT of eventually ~2500 GeoTIFFs. At the moment it's only five of them. This is my workflow: Crop the (PDF) images in photoshop and save them as PNG. Load the PNGs in QGIS,...
1
vote
0answers
23 views

Dealing with the whitespace [duplicate]

I have an Azure map overlay that I'm getting from a GeoServer WMS tile source. The layer is being added via the azure maps js toolkit, like so: var geoLayerOptions = { tileUrl: testUrl, ...
4
votes
1answer
40 views

How can I make overlapping features in ArcMap transparent?

TLDR: What I want is best explained by the pictures below. In words: I have partially overlapping features and I want to visualize this overlap with transparency. I know I can set a Layer Properties &...
0
votes
0answers
34 views

Set fill transparency at 0% but keep line at 100% PyQGIS

I am trying to make the color of my buffer totally transparent, but I want to keep the stroke fully colored. I tried the following : color1 = QtGui.QColor('#f3a6b2') #or whatever, as it will be ...
0
votes
0answers
6 views

Line segment not visible when vertices are being moved - ArcMap 10.7.1

When I edit a vertex of a line or a polygon, the line segments on each side of the vertex become completely transparent. This is fine if the vertex itself needs to move to a specific location, but if ...
5
votes
3answers
536 views

QGIS 3.16+ transparency layer export to pdf not working

I've got problem with transparency when exporting my layout to PDF file. I have layer with transparency defined in Symbology -> Layer Rendering -> Opacity. In map view and in layout i can see ...
2
votes
2answers
204 views

How to ensure transparent background when exporting a map from ArcGIS Pro to PDF?

Is there a way to export a PDF from ArcGIS Pro 2.7.2 to PDF, ensuring there truly is no background? When I export from ArcGIS Pro to PDF, even when I specify that the map frame be transparent and the ...
3
votes
1answer
285 views

Setting transparency for range of colors in raster layers in QGIS

The starting point: Loading a raster to QGIS, you can set individual colors to transparent in the Panel Layer styling / Tab Transparency by activating the icon Add values from display and click on the ...
1
vote
0answers
500 views

QGIS transparency layer export to pdf not working [closed]

I have in a drawing polygon layer with a degree of transparency setting. However, after exporting to PDF a layer is not transparent anymore. Where is the problem? I use QGIS 3.16.
3
votes
0answers
90 views

Automatically adding increasing transparency values to gradient stops in QGIS

I have a point layer in QGIS 3.14 on which I applied a heatmap symbology based on an intensity attribute (here a price value): But the heatmap colors extends all over the basemap layer, covering it ...
1
vote
1answer
86 views

QGIS - Layer Rendering Opacity not being kept when exporting atlas

I have changed the layer opacity of a polygon layer to 50% (works in both project and layout views) but when I regenerate and export an atlas, those polygons are at 100% opacity again. Is there an ...
2
votes
1answer
80 views

QGIS: multiplying of symbology transparency

In order to export partly transparent symbology to PDF in QGIS as vectors, the symbology itself needs to have transparency – if the whole layer is sat to be transparent, the symbology gets rasterized. ...
2
votes
0answers
58 views

Masking dynamic leader lines for pie charts in QGIS

I am trying to duplicate the example in this post Moving Pie Chart in QGIS and creating leader line with some modifications. I'm trying to combine this with transparency and I'd like to mask off the ...
0
votes
1answer
58 views

Apply transparency on a WFS layer (PyQGIS)

I'm trying to make a wfs layer transparent, but it gives me a mistake, but I can't solve it until now. This is my code: uri ='http://gstore.unm.edu/apps/rgis/datasets/6ca5428a-a78c-4c82-8120-...
0
votes
0answers
77 views

Shapefile has feature that I cannot edit on QGIS 3.10.13 on Windows 10

I am editing a map with multiple layers. The project includes a shapefile for buildings that has numerous rectangles in black with 100% transparency as a single symbol, The layer file is at the top of ...
3
votes
0answers
88 views

Setting transparency color in Expression Builder

Using QGIS 3.16, I am trying to set color through expression builder, using #RRGGBBAA format. The problem, I was using the same color, let's say '#94AFDCff', it should return the same color as '#...
1
vote
1answer
74 views

Why are labels visible through a basemap?

I'm working with a custom basemap I created as a vector-tile and published it to AGOL, but I noticed labels are visible through it in both AGOL and ArcGIS Pro. Can anyone explain why this behavior ...
6
votes
2answers
216 views

QGIS shortcut to transparency

Is there a shortcut key to increase or decrease layer transparency, or to add the opacity slider to a layer in QGIS? I couldn't find one in the existing shortcut key list and I tried loading the ...
0
votes
0answers
26 views

Transparency feature on my QGIS 3.10 is Opacity

When adding a raster layer to a vector layer, I am unable to make the top layer transparent. On getting into Layer Panel properties and checking it shows Opacity slider. Adjusting opacity at anything ...
0
votes
2answers
31 views

Transparency for QuickMapServices imagery in QGIS 3

Like 30 minutes ago I changed the transparency on a Google satellite image from QuickMapServices. I did this by just opening properties and there was a slider for transparency. Now, properties just ...
2
votes
1answer
124 views

How to "uncheck" the "No Data Value" box in Transparency on QGIS with Python?

The title question is overly simplistic, but would accomplish what I am looking for. I have generated a clipped *.tif raster using gdal.Warp and a georeferenced satellite image: OutTile = gdal.Warp(...
0
votes
2answers
109 views

Adjusting transparency of layer in certain areas of map using QGIS

In the following map, I'd like to adjust the transparency of the Delaware River so that it is more opaque in the area directly adjacent to Philadelphia county, and more transparent in the areas ...
1
vote
1answer
177 views

Configure a layer in GeoServer so it is displayed with a transparent background?

I use GeoServer to serve shapefile data as layers, and a program called 'Sitmun' to display them. Sitmun allows for the superposition of several layers. But, since my GeoServer seems to be delivering ...
1
vote
1answer
161 views

How to I mask out the black from a GeoTIFF

New to Google Earth Engine and I'm wondering why my GeoTIFF's come convert the alpha/transparency of the image to black. I have these weird black outlines from my TIFF files. See Screen shot. This ...
2
votes
0answers
32 views

Automatically setting standard Raster style when loading raster sets in QGIS?

For my project I work with a lot of raster data sets and when loading the data into QGIS they render with a white background which I would like to see transparent (no-data). I also worked before with ...
0
votes
0answers
127 views

Default transparency with GeoServer layer groups with overlapping raster layers

I have deployed two pan-sharpened raster from Pleiades imagery covering different areas with an overlap. Individually they are opaque (see here and there) but when inside a layer group (with default ...
0
votes
0answers
47 views

OpenLayers6 TileArcGISRest LAYERS param doesn't allow to modify and transparency of the features

I am trying to modify the transparency of the features ans I don't have a clue about how to do it. The site https://openlayers.org/en/latest/apidoc/module-ol_source_TileArcGISRest.html refers to ...
1
vote
0answers
66 views

QGIS - problem with transparency

After making transparency of an orthophoto, I can see thin black square lines in the pdf of a layout? Anyone know if you can fix it?
1
vote
1answer
42 views

Setting proper transparency for MultiLine? [closed]

How can you avoid faulty transparency with overlapping line segments points in styling? I have one layer consisting of multilines. I use QGIS 3.0+.
2
votes
0answers
38 views

Using QGIS Webmap with Mapbox

Im trying to produce a contour map using QGIS and exporting using Mapbox. The map is rotated 90 degrees in QGIS and it returns to its normal orientation if I use Leaflet. Unfortunately, using the ...
1
vote
1answer
18 views

Incorrect tiles from a shapefile are generated by mapnik

I used mapnik_node_tile_server to generate tiles from a shapefile created by gdal_contour. The tile generation function is: function fetchTile(layer, z, x, y, callback) { var map = new mapnik.Map(...
3
votes
1answer
102 views

pyqgis: change transparency for cells with value 0

I have a Raster file in which some cells have the value 0 and I would like to use pyqgis make them 100% transparent. I guess I have to use the QgsRasterTransparency class but I have no idea how. I ...
0
votes
0answers
248 views

GDAL virtual dataset with transparency

I'm trying to create image pyramid of multiple smaller images for GeoServer use. I have done this by first creating virtual dataset with gdalbuildvrt and then with gdal_retile.py. The problem I'm ...
2
votes
1answer
123 views

QGIS 3.4 set transparency only for some layers below

I‘m working on a geomorphological map of a river and its sourroundings. As a base I have a topographic map and a DEM for the pre-mapping. The topographic map is not accurate enough in the river gulley,...
2
votes
0answers
369 views

Displaying rendered layers in 3D Maps in QGIS 3.8.x with variable transparency/opacity

I am looking at using QGIS to help facilitate conversations/do some thinking in 3D. I have tried both QGis2threejs and the native 3D Map available in QGIS 3.x and both have their strengths. The ...
0
votes
1answer
52 views

ArcScene transparency per feature

I am working with some data that needs to be visualized in different transparencies levels. I know how to do it in ArcMap: Symobology --> Advanced --> Transparency. Now I am working a 3D project and I ...
0
votes
1answer
235 views

Exporting Transparent Background from QGIS?

I have QGIS version 3.4.3 which does not have print composer. I have a series of lines/tracks/boundaries, etc that are in a layer. I am trying to export that layer with a transparent background for ...
3
votes
2answers
2k views

Making heat map transparent in QGIS?

I am still new to QGIS. I have seen several tutorials but they seem to be concerned with earlier versions. The problem I have is that my heat map obscured any map beneath. I can see why this is, the ...
0
votes
1answer
2k views

GeoServer polygon transparency (SLD style file)

I am trying to add transparency to a set of polygons (city bounds) within a .sld style file for OSM. Please see below: As you can see the city bounds are overlapping Montana State University. My ...
1
vote
0answers
74 views

CentOS 7, Mapnik, and Tilestache: Seems like image assets are ignored by Mapnik's point/pattern symbolizers

[Update 6.6.2019] Ok...new detail. I checked a different Apache error log and discovered that it's littered with these errors, generically corresponding to.. failed to allocate png_ptr Actual ...
2
votes
1answer
139 views

QGIS transparency as 4th input layer

I have a file that contains four rows. The first row indicates the longitude, the second row indicates the latitude, the third row indicates the colour of a specific longitude and latitude and the ...
3
votes
2answers
509 views

Changing transparency for black background when georeferencing raster

I georeferenced a raster file and ended up with black background (exact 000000) The raster file contains a lot of blacks, so setting black to be a transparent color is not a good solution since I ...
2
votes
0answers
77 views

Setting transparent to color for raster layer using ArcMap?

I'm working on a map where I'm overlaying a topographic map on a hillshade map (from ALS data). With the right levels of transparency, those maps tend to be the best base for all kinds of stuff. ...

1
2 3 4 5