Пример #1
0
from .. import dicomwrappers as didw
from .. import dicomreaders as didr
from ...volumeutils import endian_codes

import pytest
from unittest import TestCase
from . import dicom_test

from numpy.testing import assert_array_equal, assert_array_almost_equal
from ...tests.nibabel_data import get_nibabel_data, needs_nibabel_data

IO_DATA_PATH = pjoin(dirname(__file__), 'data')
DATA_FILE = pjoin(IO_DATA_PATH, 'siemens_dwi_1000.dcm.gz')
DATA_FILE_PHILIPS = pjoin(IO_DATA_PATH, 'philips_mprage.dcm.gz')
if have_dicom:
    DATA = read_file(gzip.open(DATA_FILE))
    DATA_PHILIPS = read_file(gzip.open(DATA_FILE_PHILIPS))
else:
    DATA = None
    DATA_PHILIPS = None
DATA_FILE_B0 = pjoin(IO_DATA_PATH, 'siemens_dwi_0.dcm.gz')
DATA_FILE_SLC_NORM = pjoin(IO_DATA_PATH, 'csa_slice_norm.dcm')
DATA_FILE_DEC_RSCL = pjoin(IO_DATA_PATH, 'decimal_rescale.dcm')
DATA_FILE_4D = pjoin(IO_DATA_PATH, '4d_multiframe_test.dcm')
DATA_FILE_EMPTY_ST = pjoin(IO_DATA_PATH, 'slicethickness_empty_string.dcm')
DATA_FILE_4D_DERIVED = pjoin(get_nibabel_data(), 'nitest-dicom',
                             '4d_multiframe_with_derived.dcm')
DATA_FILE_CT = pjoin(get_nibabel_data(), 'nitest-dicom',
                     'siemens_ct_header_csa.dcm')

# This affine from our converted image was shown to match our image spatially
Пример #2
0
from .. import dicomwrappers as didw
from .. import dicomreaders as didr
from ...volumeutils import endian_codes

from unittest import TestCase
from nose.tools import (assert_true, assert_false, assert_equal,
                        assert_not_equal, assert_raises)

from numpy.testing import assert_array_equal, assert_array_almost_equal

IO_DATA_PATH = pjoin(dirname(__file__), 'data')
DATA_FILE = pjoin(IO_DATA_PATH, 'siemens_dwi_1000.dcm.gz')
DATA_FILE_PHILIPS = pjoin(IO_DATA_PATH, 'philips_mprage.dcm.gz')
if have_dicom:
    DATA = read_file(gzip.open(DATA_FILE))
    DATA_PHILIPS = read_file(gzip.open(DATA_FILE_PHILIPS))
else:
    DATA = None
    DATA_PHILIPS = None
DATA_FILE_B0 = pjoin(IO_DATA_PATH, 'siemens_dwi_0.dcm.gz')
DATA_FILE_SLC_NORM = pjoin(IO_DATA_PATH, 'csa_slice_norm.dcm')
DATA_FILE_DEC_RSCL = pjoin(IO_DATA_PATH, 'decimal_rescale.dcm')
DATA_FILE_4D = pjoin(IO_DATA_PATH, '4d_multiframe_test.dcm')

# This affine from our converted image was shown to match our image spatially
# with an image from SPM DICOM conversion. We checked the matching with SPM
# check reg.  We have flipped the first and second rows to allow for rows, cols
# transpose in current return compared to original case.
EXPECTED_AFFINE = np.array(  # do this for philips?
    [[-1.796875, 0, 0, 115],