PT_Yxy            856 include/lcms2.h #define TYPE_Yxy_16            (COLORSPACE_SH(PT_Yxy)|CHANNELS_SH(3)|BYTES_SH(2))
PT_Yxy            786 src/cmspcs.c          case PT_Yxy:  return cmsSigYxyData;
PT_Yxy            825 src/cmspcs.c       case cmsSigYxyData:  return  PT_Yxy;