Hi Adam,
On Oct 16, 2012, at 12:52 PM, Adam Wierzchowski <[email protected]> wrote:
> Hi,
> I need to create in-memory hfd5 file without any disc IO and without saving
> (or reading) any data to disc. Here's copy/paste from
> HDF5FileImageOperations.pdf
>
> <Open and construct the desired file with the Core file driver>
> H5Fflush(fid);
> size = H5Fget_file_image(fid, NULL, 0);
> buffer_ptr = malloc(size);
> H5Fget_file_image(fid, buffer_ptr, size);
>
> First line is not clear. How do I open and construct file in memory without
> using H5Fcreate which requires file name?
> Using HDF5 1.8.9.
You'll need to use the filename with H5Fcreate(), but if you use the
core VFD without the "backing store" option enabled, it'll be ignored.
Quincey
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