def create_empty_image(self, value = 0):
''' Creates Image object containing PET image of dimensions
and voxel sizes compatible with the scanner geometry stored
in this AcquisitionData object and assigns a given value
to all voxels;
value: a Python float.
'''
image = Image()
pyiutil.deleteDataHandle(image.handle)
image.handle = pystir.cSTIR_imageFromAcquisitionData(self.handle)
_check_status(image.handle)
image.fill(value)
return image
def __init__(self, arg = None):
self.handle = None
if isinstance(arg, str):
self.handle = pystir.cSTIR_objectFromFile('Image', arg)
_check_status(self.handle)
elif isinstance(arg, AcquisitionData):
self.handle = pystir.cSTIR_imageFromAcquisitionData(arg.handle)
_check_status(self.handle)
elif arg is None:
self.handle = pystir.cSTIR_newObject('Image')
else:
raise error\
('wrong argument ' + repr(arg) + ' for Image constructor')
self.name = 'Image'
self.rimsize = -1
