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This function returns RIF/CIF checksum. Checksum is the sum of img IFDs (Image Field Directory) offsets of objects 0, 1, 2, 3 and 4.
checksumIFC(fileName, ...)
path to file.
arguments to pass to checksumDAF or checksumXIF.
checksumDAF
checksumXIF
an integer corresponding to IFC file checksum.
if fileName is a DAF file, then CIF checksum is computed from images values found in DAF.