Hi, Bruce, You may also want to try "h4mapwriter" tool.
Please take a look at sample XML outputs from the HDF4 files and see the map writer fits your purpose: http://www.hdfgroup.org/projects/h4map/h4map_examples.html -- HDF: Software that Powers Science On Sun, Feb 24, 2013 at 1:38 AM, <bmrib...@hdfgroup.org> wrote: > Hi Bruce, > > The dumper hdp prints out sort of a file structure at the end of the output > of dumpvg command. It starts at: > > Graphical representation of the file > > However, it also shows some internal vgroups and vdatas, so you'll have to > look at the names/classes from the output above that, and match up with the > indices to figure out which ones internal and can be ignored. You can look > at the Reference Manual pages of Vgisinternal and VSisinternal for > information about internal vgroups and vdatas. > > It is in the work to provide an option for hdp to suppress these internal > objects. > > Please let us know if you have other questions. > > Thanks, > Binh-Minh > > > Quoting Bruce Bowler <bbow...@bigelow.org>: > >> Mike, >> >> Thanks. Looks interesting, but I suppose I forgot to mention (blush), I'm >> dealing with HDF4. Poking around a bit, I see hdfls and friends, but they >> don't seem to provide as much detail as h5dump does. I suppose I could >> try and write it as hdf5 and then use h5toh4 and back convert it... >> >> I can probably figure it out, but I was hoping for something like a tree >> diagram of what's there etc. Oh well, I guess I know what I'll be doing >> this weekend :-( >> >> Bruce >> >> >> On Fri, 22 Feb 2013 13:19:14 -0500, Michael Jackson wrote: >> >>> h5dump may be what you are looking for. It is part of the standard HDF5 >>> distribution. >>> ___________________________________________________________ >>> Mike Jackson Principal Software Engineer BlueQuartz >>> Software Dayton, Ohio >>> mike.jack...@bluequartz.net >>> www.bluequartz.net >>> >>> On Feb 22, 2013, at 10:42 AM, Bruce Bowler wrote: >>> >>>> Hi, I'm a newb at writing HDF files but have a small bit (really small) >>>> of experience reading HDF files in IDL and MATLAB. >>>> >>>> I have an HDF file that contains some data. I need to create a new >>>> file that has different data but has the same "structure" as the extant >>>> file. By "structure", I mean vgroups, vdata, etc. Ideally I'd be >>>> creating this new file using MATLAB. It needs to be the same so a bit >>>> of 3rd party software that I don't have the source for can process the >>>> file properly. >>>> >>>> Is there a tool that will describe, in a fair bit of detail, the >>>> contents of the extant file such that I can figure out what calls I >>>> need to make to write the new one? >>>> >>>> Thanks. >>>> Bruce >>>> >>>> >>>> >>>> _______________________________________________ >>>> Hdf-forum is for HDF software users discussion. >>>> Hdf-forum@hdfgroup.org >>>> http://mail.hdfgroup.org/mailman/listinfo/hdf-forum_hdfgroup.org >> >> >> >> >> _______________________________________________ >> Hdf-forum is for HDF software users discussion. >> Hdf-forum@hdfgroup.org >> http://mail.hdfgroup.org/mailman/listinfo/hdf-forum_hdfgroup.org >> > > > > > _______________________________________________ > Hdf-forum is for HDF software users discussion. > Hdf-forum@hdfgroup.org > http://mail.hdfgroup.org/mailman/listinfo/hdf-forum_hdfgroup.org _______________________________________________ Hdf-forum is for HDF software users discussion. Hdf-forum@hdfgroup.org http://mail.hdfgroup.org/mailman/listinfo/hdf-forum_hdfgroup.org