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Fix issues with overflow of uint16 for very large acquisition #49

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Fix issues with overflow of uint16 for very large acquisition #49

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bc7134c
Update the codes
Jun 27, 2025
f1fee62
Handle the overflow artifacts
Jun 27, 2025
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7 changes: 6 additions & 1 deletion mapvbvd/twix_map_obj.py
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Original file line number Diff line number Diff line change
Expand Up @@ -427,7 +427,12 @@ def clean(self):
self.NIdc = np.max(self.Idc) + 1
self.NIdd = np.max(self.Idd) + 1
self.NIde = np.max(self.Ide) + 1

if int(self.NLin) == 1<<16:
if len(self.Lin) > self.NLin // self.NRep:
logging.warning('NLin is at maximum value for uint16, this may cause issues with indexing, trrying to fix')
self.NLin = len(self.Lin) // self.NRep
self.Lin = np.arange(self.NLin)

# ok, let us assume for now that all NCol and NCha entries are
# the same for all mdhs:

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