sertit.rasters.get_valid_vector¶
- get_valid_vector(xds: Union[str, xarray.core.dataarray.DataArray, xarray.core.dataset.Dataset, rasterio.io.DatasetReader], default_nodata: int = 0) geopandas.geodataframe.GeoDataFrame [source]¶
Get the valid data 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" >>> nodata1 = get_nodata_vec(raster_path) >>> # or >>> with rasterio.open(raster_path) as dst: >>> nodata2 = get_nodata_vec(dst) >>> nodata1 == nodata2 True
- Parameters
xds (PATH_XARR_DS) – Path to the raster or a rasterio dataset or a xarray
default_nodata (int) – Default values for nodata in case of non existing in file
- Returns
Nodata Vector
- Return type
gpd.GeoDataFrame