def test_basic_roundtrip(self):
data = numpy.random.randint(0,255, (3, 100, 200)).astype(numpy.uint8)
codec = VoxelsNddataCodec( data.dtype )
stream = StringIO.StringIO()
codec.encode_from_ndarray(stream, data)
stream.seek(0)
roundtrip_data = codec.decode_to_ndarray(stream, data.shape)
assert roundtrip_data.flags['F_CONTIGUOUS']
self._assert_matching(roundtrip_data, data)
def test_basic_roundtrip(self):
data = numpy.random.randint(0, 255, (3, 100, 200)).astype(numpy.uint8)
codec = VoxelsNddataCodec(data.dtype)
stream = StringIO.StringIO()
codec.encode_from_ndarray(stream, data)
stream.seek(0)
roundtrip_data = codec.decode_to_ndarray(stream, data.shape)
assert roundtrip_data.flags['F_CONTIGUOUS']
self._assert_matching(roundtrip_data, data)
def test_all_dtypes(self):
for dtype in [numpy.uint8, numpy.uint16, numpy.uint32, numpy.float32, numpy.float64]:
data = numpy.random.randint(0,255, (3,100,200)).astype(dtype)
codec = VoxelsNddataCodec( data.dtype )
stream = StringIO.StringIO()
codec.encode_from_ndarray(stream, data)
stream.seek(0)
roundtrip_data = codec.decode_to_ndarray(stream, data.shape)
assert roundtrip_data.flags['F_CONTIGUOUS']
self._assert_matching(roundtrip_data, data)
def test_all_dtypes(self):
for dtype in [
numpy.uint8, numpy.uint16, numpy.uint32, numpy.float32,
numpy.float64
]:
data = numpy.random.randint(0, 255, (3, 100, 200)).astype(dtype)
codec = VoxelsNddataCodec(data.dtype)
stream = StringIO.StringIO()
codec.encode_from_ndarray(stream, data)
stream.seek(0)
roundtrip_data = codec.decode_to_ndarray(stream, data.shape)
assert roundtrip_data.flags['F_CONTIGUOUS']
self._assert_matching(roundtrip_data, data)
