def read_from_file(self, filename):
if self.handle is not None:
pystir.cSTIR_deleteObject(self.handle)
if self.voxels is not None:
pystir.cSTIR_deleteObject(self.voxels)
self.handle = pystir.cSTIR_objectFromFile('Image', filename)
_check_status(self.handle)
def forward(self, image, filename = ''):
if self.templ is None:
raise error('forward projection failed: setup not done')
ad = AcquisitionData()
ad.handle = pystir.cSTIR_acquisitionModelForward\
(self.handle, filename, self.templ, image.handle)
_check_status(ad.handle)
if len(filename) > 0:
pystir.cSTIR_deleteObject(ad.handle)
ad.handle = pystir.cSTIR_objectFromFile('AcquisitionData', filename)
return ad
def __init__(self, arg = None):
self.handle = None
self.voxels = None
if isinstance(arg, str):
self.handle = pystir.cSTIR_objectFromFile('Image', arg)
_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
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
def __init__(self, src = None):
''' Creates new AcquisitionData object from a file or another
AcquisitionData object;
src: file name (Python str) or AcquisitionData object.
'''
self.handle = None
self.name = 'AcquisitionData'
if src is None:
return
if isinstance(src, str):
self.handle = pystir.cSTIR_objectFromFile('AcquisitionData', src)
elif isinstance(src, AcquisitionData):
self.handle = pystir.cSTIR_acquisitionsDataFromTemplate\
(src.handle)
else:
raise error('wrong source in AcquisitionData constructor')
_check_status(self.handle)
def read_from_file(self, filename):
if self.handle is not None:
pyiutil.deleteDataHandle(self.handle)
self.handle = pystir.cSTIR_objectFromFile('Image', filename)
_check_status(self.handle)
