Hi Vikram, 

I probably gave you some wrong informations in my mails.
I'm using Windows only rarly, and so little confused in this matter.
It is right, gdal doesn't support hdf4 files on Windows, but the gdal in 
FWTools should support it.
It is plan to implement it in the MODIS package but it is not available now.
This weekend i was looking at quick alternatives, but i hadn't any success.
Probably the fastest way is to use FWTools directly (but i have never use it) 
or to shift to a Linux system (if you have it ready).

Sorry for the erroneous information in our discussion.

Matteo

----- Reply message -----
Von: "Vikram Ranga" <babuaw...@gmail.com>
An: "Matteo Mattiuzzi" <matteo.mattiu...@boku.ac.at>
Cc: <r-sig-geo@r-project.org>
Betreff: Antw: Re: [R-sig-Geo] HDF format
Datum: Mo., Jan. 30, 2012 13:06


Hi Matteo,
The gdalinfo --verison of my fwtools is
C:/>gdalinfo --verison
GDAL 1.7.0b2, FWTools 2.4.7, released 2010/01/19
My cmd has
C:/>gdalinfo --verison
GDAL 1.9.0, released 2011/12/29.
But R still not successful in reading hdf
>sds<-getSDS("C:/../../AST_09_00304012003053127....87.hdf")
> sds
$SDSnames
NULL

$SDS4gdal
NULL

Regards,

Vikram.



On 1/27/2012 4:33 PM, Matteo Mattiuzzi wrote:
> FWTools uses a GDAL version older than 1.8.0 take care and check > it with 
> 'gdalinfo --version'. This would mean that all your GTiff > files have an 
> offset of half a pixel!!
> If 'gdalinfo --version' tells you something like that:
> C:\>gdalinfo --version
> GDAL 1.7.0b2, FWTools 2.4.7, released 2010/01/19
> Than I would check the output tif files accuratly.
> I did not understand your last lines on the cmd path changing. Be sure > to 
> fix this problem may this helps you out: > 
> http://php.scripts.psu.edu/jzl5325/wordpress/?p=60
>
> >>> Vikram Ranga <babuaw...@gmail.com> 1/27/2012 4:04 pm >>>
> Hi Matteo,
> Ok, When I type on the cmd it is something like that
> C:\Users\vikram>gdalinfo the output is
> 'gdalinfo' is not recognised as an internal or external command, > operable 
> program or batch file.
> But I installed FWTools with it command prompt I tried,
> C:\Program Files (x86)\FWtools2.4.7. The output is same as you have shown
> C:\Program Files (x86)\FWtools2.4.7>gdalinfo
> Usage: gdalinfo [--help-general] [-mm] [-stats] [-hist] [-nogcp] [-nomd]
>                 [-norat] [-noct] [-checksum] [-mdd domain]* datasetname
> I tried to change the path of cmd  to C:\Program/ Files (x86), to > Program 
> Files, to C:\ , to C:\Windows\sysWOW64\ but the output is
> 'gdalinfo' is not recognised as an internal or external command, > operable 
> program or batch file.
>
> Thank you very much Matteo for your work.
>
> Regards,
>
> Vikram.
>
> On 1/27/2012 1:56 PM, Matteo Mattiuzzi wrote:
>> Hi Vikram, I had to leave yesterday but I'm back at office now,
>> please post always the exact console outputs. The output of >> 'gdalinfo' 
>> should be something like that:
>> C:\>gdalinfo
>> Usage: gdalinfo [--help-general] [-mm] [-stats] [-hist] [-nogcp] [-nomd]

        [[alternative HTML version deleted]]

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