LogLuv24fromXYZ  1020 3rdparty/libtiff/tif_luv.c         *luv++ = LogLuv24fromXYZ(xyz, sp->encode_meth);
LogLuv24fromXYZ   497 3rdparty/libtiff/tiffio.h extern uint32 LogLuv24fromXYZ(float*, int = SGILOGENCODE_NODITHER);
LogLuv24fromXYZ   503 3rdparty/libtiff/tiffio.h extern uint32 LogLuv24fromXYZ(float*, int);