get_nodata_vector
get_nodata_vector#
- get_nodata_vector(dst: Union[str, tuple, rasterio.io.DatasetReader], default_nodata: int = 0) geopandas.geodataframe.GeoDataFrame [source]#
Get the nodata vector of a raster as a vector.
Pay attention that every nodata pixel will appear too. If you want only the footprint of the raster, please use
get_footprint
.>>> raster_path = "path/to/raster.tif" # Classified raster, with no data set to 255 >>> nodata1 = get_nodata_vec(raster_path) >>> # or >>> with rasterio.open(raster_path) as dst: >>> nodata2 = get_nodata_vec(dst) >>> nodata1 == nodata2 True
- Parameters
dst (PATH_ARR_DS) – Path to the raster, its dataset, its
xarray
or a tuple containing its array and metadatadefault_nodata (int) – Default values for nodata in case of non existing in file
- Returns
Nodata Vector
- Return type
gpd.GeoDataFrame