hdf4/hdf5 [Fwd: Re: HDF4 support]

[Roy Mendelssohn]

The Webwinds project out of JPL  (Lee Elson) had a pure Java HDF  
library.  Have you had a look at that?  If the library was adequate,  
what would it take to add it as a service?

-Roy
On May 7, 2007, at 8:30 AM, John Caron wrote:

> Hi Rob:
>
> We are looking for funding (or another group) to add an HSF4/HDF- 
> EOS reader to the CDM and THREDDS. The NCSA library is in C, but we  
> require 100% Java, so we cant use it.
>
> Any ideas from anyone on where we might find resources would be  
> welcome.
> Rob Cermak wrote:
>> Hi,
>> I guess we also have a large supply of HDF4 files.   I would 2nd the
>> motion for HDF4 support in Thredds :)
>> NCSA seems to be a fully operational hdf4 and hdf5 library for java.
>> How much effort would it take to adapt this for use in THREDDS?
>> http://hdf.ncsa.uiuc.edu/hdf-java-html/build_src_unix.html
>> Rob
>> --------------------------- Original Message  
>> ----------------------------
>> Subject: Re: HDF4 support
>> From:    "Ethan Davis" <edavis at unidata.ucar.edu>
>> Date:    Wed, December 6, 2006 2:55 pm
>> To:      John.Relph at noaa.gov
>> Cc:      thredds at unidata.ucar.edu
>> --------------------------------------------------------------------- 
>> ----
>> Hi John,
>> Yuan Ho wrote:
>>> John Relph wrote:
>>>> I was wondering if anybody has HDF4 support working in THREDDS.
>>> No, I think only HDF5.
>> The THREDDS Data Server only serves data that the netCDF-java library
>> can read. As Yuan said, it can't read HDF4 but can read HDF5  
>> (though it
>> isn't a full HDF5 implementation, so there are HDF5 files that it  
>> can't
>> read).
>> However, if you are looking for OPeNDAP access, the OPeNDAP project
>> (opendap.org) does have an HDF4 server.
>> Ethan
>
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**********************
"The contents of this message do not reflect any position of the U.S.  
Government or NOAA."
**********************
Roy Mendelssohn
Supervisory Operations Research Analyst
NOAA/NMFS
Environmental Research Division	
Southwest Fisheries Science Center
1352 Lighthouse Avenue
Pacific Grove, CA 93950-2097

e-mail: Roy.Mendelssohn at noaa.gov (Note new e-mail address)
voice: (831)-648-9029
fax: (831)-648-8440
www: http://www.pfeg.noaa.gov/

"Old age and treachery will overcome youth and skill."



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