Questions tagged [rasterio]
Clean and fast and geospatial raster I/O for Python programmers who use Numpy
rasterio
443
questions
-1
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How to Generate an Orthomosaic Map from Multi-Spectral Drone Captured Images?
I have a set of multi-spectral images captured by a drone stored in folder, using file_name we can derive its band and index, for example:
- ('IMG_0298_1.tif', 'Red', 1)
- ('IMG_0298_2.tif', 'Green', ...
- 740
0
votes
1
answer
49
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Impossible to change drag and dropped (with tkinterdnd2) raster when plotting
When running the following Python code, I'm able to change the raster (by drag and dropping a new raster file) and display its name in anew window as many times as I want (without closing the ...
- 145
2
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0
answers
56
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Calculate total population within a boundary GDB and population density map GeoTiff
I have a High Resolution Population Density Map GeoTiff which I can load through rioxarray, and a list of boundaries in GDB format which I can load through GeoPandas.
I would like to calculate the ...
- 63
1
vote
1
answer
53
views
Exclude entire blocks from computation in Dask/Xarray
I am processing a large dataset of non-rectangular satellite imagery with xarray/dask. I know in advance from the footprint of the imagery, that large parts of the xarray are no-data (since the image ...
- 53
0
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0
answers
23
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Error: Number of pixels in mask does not match predictions size in Python/Rasterio workflow
I have implemented a random forest model using scikit-learn and Rasterio in Python to predict pixel values within a shapefile containing multiple polygons. However, I'm encountering an error:...
- 643
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25
views
My code keeps throwing up a CPLE_AppDefinedError when using rasterio
Here is the issue. When I try to delete a temp.tiff file I no longer need, I get an error with this section of code. It is part of a for loop, and there's something in this for loop that is causing ...
- 31
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49
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Using Python, can one convert a .tiff file to a .gpkg file, such that all raster cells are indiscriminatorily kept?
I would like to convert a .tiff file into a .gpkg file, such that every raster cell is accounted for.
When I convert my .tiff to an image array with numpy, I get a value of 350403 returned for the ...
- 21
0
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0
answers
38
views
QGIS and rasterio differences in processing/loading
I am working with large geotiff files and I am struggling to find a workflow that can actually handle them. Right now my biggest issue is that I can easily read all of these files in QGIS, indicating ...
- 1
0
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0
answers
18
views
Mapping spatial corrdinates (X,Y) back to pixel space using Rasterio
For the problem I am solving I have lat/lon values in DataFrame and need to check if these values coincide with some of the satellite images I have. This part I managed to solve following this post (...
- 3,676
1
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answers
32
views
Rasterio mask result is 1 pixel larger in each dimension than the masking input
I have 2 rasters of different sizes and I want to clip the larger raster so it matches the smaller raster's dimensions (not just lat/long, but x/y shape too). The code almost works, i.e., the larger ...
- 131
-1
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1
answer
94
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*Quickly* extract line of pixel values from rastio rasterize() ndarray
Problem: given a bunch of buildings from a geopandas file and a list of lines, calculate the # of lines that don't intersect any buildings / total # of lines. I'm currently investigating using ...
- 449
0
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0
answers
38
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Making RGB tiff files from red,green,and blue bands
i have three geotiff orthomosaic images which i have processed from pix4d mapper. one is red band, one is blue band, one is green band. I have to combine these three images to form an rgb geotiff ...
0
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37
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Convert GIS Raster to CSV and plot as points on the grid using Python
I'm trying to convert raster to CSV file with coordinates and plot them and encounter a problem.
I have a raster .tif file with some buildings in Denmark projected in EPSG:7416 CRS.
I read .tif file ...
0
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0
answers
19
views
Slice a geotiff file by latitude
I have a geotiff file. I use python to read it and plot it
import rasterio
from rasterio.plot import show
src = rasterio.read('myfile.tif')
data = src.read(1)
f,ax=plt.subplots()
show(data, ...
- 7,175
2
votes
1
answer
103
views
rasterio rasterize shapely ploygons and save plot to file
Ultimately I will create a bunch of rasters from a bunch of building polygons in a geopandas dataframe. But this is preliminary testing.
>>> import shapely
>>> import shapely....
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