def is_complex(self):
assert self.handle is not None
handle = pysirf.cSIRF_isComplex(self.handle)
check_status(handle)
i = pyiutil.intDataFromHandle(handle)
pyiutil.deleteDataHandle(handle)
return i != 0
def __eq__(self, other):
"""Overload comparison operator."""
if not isinstance(other, NiftiImageData):
raise AssertionError()
h = pysirfreg.cSIRFReg_NiftiImageData_equal(self.handle, other.handle)
check_status(h, inspect.stack()[1])
value = pyiutil.intDataFromHandle(h)
pyiutil.deleteDataHandle(h)
return value
def __eq__(self, other):
"""Overload comparison operator."""
if not isinstance(other, AffineTransformation):
raise AssertionError()
h = pyreg.cReg_AffineTransformation_equal(self.handle, other.handle)
check_status(h, inspect.stack()[1])
value = pyiutil.intDataFromHandle(h)
pyiutil.deleteDataHandle(h)
return value
def get_original_datatype(self):
"""Get original image datatype (internally everything is converted to float)."""
if self.handle is None:
raise AssertionError()
handle = pyreg.cReg_NiftiImageData_get_original_datatype(self.handle)
check_status(handle)
datatype = pyiutil.intDataFromHandle(handle)
pyiutil.deleteDataHandle(handle)
return datatype
def number(self):
'''
Returns the number of items in the container.
'''
assert self.handle is not None
handle = pysirf.cSIRF_dataItems(self.handle)
check_status(handle)
n = pyiutil.intDataFromHandle(handle)
pyiutil.deleteDataHandle(handle)
return n
def __eq__(self, other):
"""Overload comparison operator."""
if not isinstance(other, NiftiImageData):
raise AssertionError()
if self.handle is None or other.handle is None:
error('Cannot compare images as at least one is uninitialised')
h = pyreg.cReg_NiftiImageData_equal(self.handle, other.handle)
check_status(h, inspect.stack()[1])
value = pyiutil.intDataFromHandle(h)
pyiutil.deleteDataHandle(h)
return value
def data_type(self, im_num):
'''
Returns the data type for a specified image (see 8 data types above).
im_num: image (slice)
'''
assert self.handle is not None
handle = pygadgetron.cGT_imageDataType(self.handle, im_num)
check_status(handle)
n = pyiutil.intDataFromHandle(handle)
pyiutil.deleteDataHandle(handle)
return n
def equal(self, other):
'''
Overloads == for ImageData.
other: ImageData
'''
assert_validity(self, ImageData)
assert_validity(other, ImageData)
handle = pysirf.cSIRF_equalImages(self.handle, other.handle)
check_status(handle)
same = pyiutil.intDataFromHandle(handle)
pyiutil.deleteDataHandle(handle)
return same
def _int_par_sirf(handle, set_, par):
h = pysirfreg.cSIRFReg_parameter(handle, set_, par)
check_status(h, inspect.stack()[1])
value = pyiutil.intDataFromHandle(h)
pyiutil.deleteDataHandle(h)
return value
def _int_par(handle, set, par):
h = pygadgetron.cGT_parameter(handle, set, par)
check_status(h)
value = pyiutil.intDataFromHandle(h)
pyiutil.deleteDataHandle(h)
return value
