def test_band_data_setters(self):
# Create in-memory raster and get band
rsmem = GDALRaster({
'datatype': 1,
'driver': 'MEM',
'name': 'mem_rst',
'width': 10,
'height': 10,
'nr_of_bands': 1,
'srid': 4326,
})
bandmem = rsmem.bands[0]
# Set nodata value
bandmem.nodata_value = 99
self.assertEqual(bandmem.nodata_value, 99)
# Set data for entire dataset
bandmem.data(range(100))
if numpy:
numpy.testing.assert_equal(bandmem.data(), numpy.arange(100).reshape(10, 10))
else:
self.assertEqual(bandmem.data(), list(range(100)))
# Prepare data for setting values in subsequent tests
block = list(range(100, 104))
packed_block = struct.pack('<' + 'B B B B', *block)
# Set data from list
bandmem.data(block, (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result, numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from packed block
bandmem.data(packed_block, (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result, numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from bytes
bandmem.data(bytes(packed_block), (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result, numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from bytearray
bandmem.data(bytearray(packed_block), (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result, numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from memoryview
bandmem.data(memoryview(packed_block), (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result, numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from numpy array
if numpy:
bandmem.data(numpy.array(block, dtype='int8').reshape(2, 2), (1, 1), (2, 2))
numpy.testing.assert_equal(
bandmem.data(offset=(1, 1), size=(2, 2)),
numpy.array(block).reshape(2, 2)
)
# Test json input data
rsmemjson = GDALRaster(JSON_RASTER)
bandmemjson = rsmemjson.bands[0]
if numpy:
numpy.testing.assert_equal(
bandmemjson.data(),
numpy.array(range(25)).reshape(5, 5)
)
else:
self.assertEqual(bandmemjson.data(), list(range(25)))
def test_band_data_setters(self):
# Create in-memory raster and get band
rsmem = GDALRaster({
'datatype': 1,
'driver': 'MEM',
'name': 'mem_rst',
'width': 10,
'height': 10,
'nr_of_bands': 1,
'srid': 4326,
})
bandmem = rsmem.bands[0]
# Set nodata value
bandmem.nodata_value = 99
self.assertEqual(bandmem.nodata_value, 99)
# Set data for entire dataset
bandmem.data(range(100))
if numpy:
numpy.testing.assert_equal(bandmem.data(),
numpy.arange(100).reshape(10, 10))
else:
self.assertEqual(bandmem.data(), list(range(100)))
# Prepare data for setting values in subsequent tests
block = list(range(100, 104))
packed_block = struct.pack('<' + 'B B B B', *block)
# Set data from list
bandmem.data(block, (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result,
numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from packed block
bandmem.data(packed_block, (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result,
numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from bytes
bandmem.data(bytes(packed_block), (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result,
numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from bytearray
bandmem.data(bytearray(packed_block), (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result,
numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from memoryview
bandmem.data(memoryview(packed_block), (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result,
numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from numpy array
if numpy:
bandmem.data(
numpy.array(block, dtype='int8').reshape(2, 2), (1, 1), (2, 2))
numpy.testing.assert_equal(
bandmem.data(offset=(1, 1), size=(2, 2)),
numpy.array(block).reshape(2, 2))
# Test json input data
rsmemjson = GDALRaster(JSON_RASTER)
bandmemjson = rsmemjson.bands[0]
if numpy:
numpy.testing.assert_equal(bandmemjson.data(),
numpy.array(range(25)).reshape(5, 5))
else:
self.assertEqual(bandmemjson.data(), list(range(25)))
def test_band_data_setters(self):
# Create in-memory raster and get band
rsmem = GDALRaster(
{
"datatype": 1,
"driver": "MEM",
"name": "mem_rst",
"width": 10,
"height": 10,
"nr_of_bands": 1,
"srid": 4326,
}
)
bandmem = rsmem.bands[0]
# Set nodata value
bandmem.nodata_value = 99
self.assertEqual(bandmem.nodata_value, 99)
# Set data for entire dataset
bandmem.data(range(100))
if numpy:
numpy.testing.assert_equal(bandmem.data(), numpy.arange(100).reshape(10, 10))
else:
self.assertEqual(bandmem.data(), list(range(100)))
# Prepare data for setting values in subsequent tests
block = list(range(100, 104))
packed_block = struct.pack("<" + "B B B B", *block)
# Set data from list
bandmem.data(block, (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result, numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from packed block
bandmem.data(packed_block, (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result, numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from bytes
bandmem.data(bytes(packed_block), (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result, numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from bytearray
bandmem.data(bytearray(packed_block), (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result, numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from memoryview
bandmem.data(six.memoryview(packed_block), (1, 1), (2, 2))
result = bandmem.data(offset=(1, 1), size=(2, 2))
if numpy:
numpy.testing.assert_equal(result, numpy.array(block).reshape(2, 2))
else:
self.assertEqual(result, block)
# Set data from numpy array
if numpy:
bandmem.data(numpy.array(block, dtype="int8").reshape(2, 2), (1, 1), (2, 2))
numpy.testing.assert_equal(bandmem.data(offset=(1, 1), size=(2, 2)), numpy.array(block).reshape(2, 2))
# Test json input data
rsmemjson = GDALRaster(JSON_RASTER)
bandmemjson = rsmemjson.bands[0]
if numpy:
numpy.testing.assert_equal(bandmemjson.data(), numpy.array(range(25)).reshape(5, 5))
else:
self.assertEqual(bandmemjson.data(), list(range(25)))
