synopsis:
sddsinterpset [input] [output] [-pipe=[input][,output]]
[-order=number]
[-data=fileColumn=colName,interpolate=colName,functionOf=colName,
column=colName | atValue=value]
[-belowRange={value=value|skip|saturate|extrapolate|wrap}[,{abort|warn}]]
[-aboveRange={value=value|skip|saturate|extrapolate|wrap}[,{abort|warn}]]
[-verbose]
[-majorOrder=row|column]