[Gdal-dev] JP2MrSID driver. How to get it?

[Mateusz Loskot]

Frank Warmerdam wrote:
> Daniele Romagnoli wrote:
>> Hi list,
>> I have just a simple question for you.
>>
>> I would like to test all the powerful drivers which are capable of
>> handle Jpeg2000 format.
>> I noticed that GDAL provides a wide set of JP2 drivers:
>>
>> JP2KAK
>> JP2ECW
>> JP2MrSID
>>
>> I already successfully tested the JP2KAK and the JP2ECW (by setting
>> GDAL_SKIP = JP2KAK) drivers.
>> Now I'm attempting to work with the JP2MrSID driver but I dont know
>> how to get it. I set GDAL_SKIP = JP2KAK JP2ECW (space separated list)
>> but calling "gdalinfo --formats" don't display JP2MrSID somewhere
>> (only the simple "MrSID" appears).
>>
>> Do I need to properly configure NMAKE.opt in some manner? (I already
>> enabled MrSID support)
>> Or JP2MrSID is just a symbolic name to say that MrSID driver also
>> allows reading JP2 files? (Although JP2ECW and ECW appear separately)
>>
>> Thank you very much for your help.
> 
> Daniele,
> 
> I see the nmake.opt in subversion lacks the MRSID_FLAGS = -DMRSID_J2K
> required to enable the JP2MRSID driver.  I have added this in trunk and
> 1.4 branch.  But basically just add this in your nmake.opt, just after
> MRSID_LIB for instance:
> 
> # Comment out the following to supress JP2MRSID driver.
> MRSID_FLAGS =    -DMRSID_J2K


plus, you need to uncomment and edit value of MRSID_DIR variable in
nmake.opt, as well as uncomment other MRSID_* variables.

Cheers
-- 
Mateusz Loskot
http://mateusz.loskot.net