LUT Encoding:
 VOI LUT

L_DicomGetWindowCount

L_DicomGetVOILUTCount

L_DicomGetWindow

L_DicomSetWindow

L_DicomDeleteWindow

L_DicomGetVOILUT

L_DicomSetVOILUT

L_DicomGetVOILUTData

L_DicomDeleteVOILUT