I don't think this is right. HDF deals with the endian-ness under the hood and you don't have to muck with it (in either #1 or #2).
-----Original Message----- From: Hdf-forum [mailto:[email protected]] On Behalf Of houssen Sent: Thursday, January 07, 2016 10:44 AM To: [email protected] Subject: Re: [Hdf-forum] Portable way to write / read data Any answer ? No clue on that ? FH Le 2016-01-03 15:56, houssen a écrit : > Hello, > > What is the portable way to write / read data ? > > Say my data is an array of doubles (C type). > My understanding is that if I write them in a data set with the > H5T_NATIVE_DOUBLE type, then: > 1. the type is modified to H5T_IEEE_F64BE or H5T_IEEE_F64LE according > to the endianness (say it is BE) of the computer I use. > 2. data are written in the hdf5 file. > Now I have to read the data from another computer (say it is a LE > one). > My understanding is that I still must use the H5T_NATIVE_DOUBLE type, > and, that: > 1. data are read in BE. > 2. data are converted to LE. > 3. data are sent back (as LE). > > Am I correct ? Is that the right way to do things ? If not, what is > the right way ? > > Happy new year, > > Franck > > > _______________________________________________ > Hdf-forum is for HDF software users discussion. > [email protected] > > http://lists.hdfgroup.org/mailman/listinfo/hdf-forum_lists.hdfgroup.or > g > Twitter: https://twitter.com/hdf5 _______________________________________________ Hdf-forum is for HDF software users discussion. [email protected] http://lists.hdfgroup.org/mailman/listinfo/hdf-forum_lists.hdfgroup.org Twitter: https://twitter.com/hdf5 _______________________________________________ Hdf-forum is for HDF software users discussion. [email protected] http://lists.hdfgroup.org/mailman/listinfo/hdf-forum_lists.hdfgroup.org Twitter: https://twitter.com/hdf5
