hdf files

[Jean Pierre Arabonis]

Thanks for the input, I'll see if 1.9 does the trick, I did have to
manually georegister with envi.
    once again
       Thanks
          Jean Pierre

Don Hooper wrote:

>Jean Pierre Arabonis,
>
>Where to begin....  OK, first the data is 8-bit arithmetic ("byte"), which I've
>explained is no-go (at least for sdfopen/xdfopen) twice in the past week.
>Second, it's lacking in coordinate variables, and most any other metadata.
>The sdfopen command requires metadata nearly conformant with the COARDS
>standard.  The xdfopen command allows you to make up for missing metadata,
>but it won't apply in this case because of the byte data.  I'm not sure
>if version 1.9's "dtype hdfsds" interface allows byte data, but it's your
>only shot.  I'm guessing this "envi" program is less forgiving about metadata,
>but I'd be surprised if it georegistered the data....
>
>-Hoop
>
>
>>From owner-gradsusr at LIST.CINECA.IT  Wed Jan 19 07:47:25 2005
>>From: Jean Pierre Arabonis <arabonis at EGS.UCT.AC.ZA>
>>
>>Hi all
>>    I'm new to hdf files and am having a problem opening a hdf file from
>>ftp://oceans.gsfc.nasa.gov/MODISA/L3SMI/2005/A2005016.L3m_DAY_CHLO_4KM.bz2
>>
>>I bunzip the file and then try opening it with grads 1.8 (gradshdf), ie
>>
>>ga-> sdfopen A2005017.L3m_DAY_CHLO_4KM
>>Scanning self-describing file:  A2005017.L3m_DAY_CHLO_4KM
>>SDF file has no discernable X coordinate.
>>ga->
>>
>>but using Rsinc Envi it opens fine - so I assume the file is not corrupted.
>>
>>    Anyone have some pointers for me.
>>
>>Many thanks
>>       Jean Pierre
>>
>>
>>--
>>Jean Pierre Arabonis
>>arabonis at egs.uct.ac.za
>>Tel 021 780 1021 cell 084 401 1365
>>This email is 100% Microsoft Free
>>
>>
>>
>
>
>

--
Jean Pierre Arabonis
arabonis at egs.uct.ac.za
Tel 021 780 1021 cell 084 401 1365
This email is 100% Microsoft Free

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