rasterio/examples/rasterize_geometry.py

34 lines
814 B
Python

import logging
import numpy
import sys
import rasterio
from rasterio.features import rasterize
from rasterio.transform import IDENTITY
logging.basicConfig(stream=sys.stderr, level=logging.INFO)
logger = logging.getLogger('rasterize_geometry')
rows = cols = 10
geometry = {
'type': 'Polygon',
'coordinates': [[(2, 2), (2, 4.25), (4.25, 4.25), (4.25, 2), (2, 2)]]}
with rasterio.drivers():
result = rasterize([geometry], out_shape=(rows, cols))
with rasterio.open(
"test.tif",
'w',
driver='GTiff',
width=cols,
height=rows,
count=1,
dtype=numpy.uint8,
nodata=0,
transform=IDENTITY,
crs={'init': "EPSG:4326"}) as out:
out.write(result.astype(numpy.uint8), indexes=1)