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52 lines
1.6 KiB
Python
52 lines
1.6 KiB
Python
import logging
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import sys
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import numpy
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import rasterio
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logging.basicConfig(stream=sys.stderr, level=logging.DEBUG)
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def test_read_boundless_natural_extent():
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with rasterio.open('tests/data/RGB.byte.tif') as src:
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data = src.read(boundless=True)
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assert data.shape == (3, src.height, src.width)
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assert abs(data[0].mean() - src.read(1).mean()) < 0.0001
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assert data.any()
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def test_read_boundless_beyond():
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with rasterio.open('tests/data/RGB.byte.tif') as src:
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data = src.read(window=((-200, -100), (-200, -100)), boundless=True)
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assert data.shape == (3, 100, 100)
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assert not data.any()
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def test_read_boundless_beyond2():
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with rasterio.open('tests/data/RGB.byte.tif') as src:
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data = src.read(window=((1000, 1100), (1000, 1100)), boundless=True)
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assert data.shape == (3, 100, 100)
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assert not data.any()
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def test_read_boundless_overlap():
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with rasterio.open('tests/data/RGB.byte.tif') as src:
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data = src.read(window=((-200, 200), (-200, 200)), boundless=True)
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assert data.shape == (3, 400, 400)
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assert data.any()
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assert data[0,399,399] == 13
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def test_read_boundless_resample():
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with rasterio.open('tests/data/RGB.byte.tif') as src:
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out = numpy.zeros((3, 800, 800), dtype=numpy.uint8)
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data = src.read(
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out=out,
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window=((-200, 200), (-200, 200)),
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masked=True,
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boundless=True)
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assert data.shape == (3, 800, 800)
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assert data.any()
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assert data[0,798,798] == 13
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