[gdal-dev] JPEG2000 decoding using OpenJpeg linking errors

[Even Rouault]

Le vendredi 06 avril 2012 20:01:05, Martin Chapman a écrit :
> Robert,
> 
> 
> 
> If it makes you feel any better I tried to do the same thing recently only
> using VS2010 (GDAL 1.9) and had the same issue.  I think the main issue is
> that the v2 branch is still in development and has morphed from the time
> when the gdal driver was implemented.  That was my best guess at the time
> and I gave up on it eventually and resorted to using the LizardTech DSDK
> for jp2 instead.  You can only do that for dev purposes though without a
> DSDK license.  I wish the OpenJpeg driver worked though because it appears
> to be the only real viable option for JP2 because of its license.
> 
> 
> 
> If you happen to solve the problem please post the solution for the rest
> of us.

I don't know what Tamas did specifically, but he managed to make it link 
properly on his Windows slave bots. You can fetch one of the SDKs at 
http://vbkto.dyndns.org/sdk/ 

> 
> 
> 
> Best regards,
> 
> Martin
> 
> 
> 
> From: gdal-dev-bounces at lists.osgeo.org
> [mailto:gdal-dev-bounces at lists.osgeo.org] On Behalf Of Robert Zermeno
> Sent: Thursday, April 05, 2012 9:44 PM
> To: gdal-dev at lists.osgeo.org
> Subject: [gdal-dev] JPEG2000 decoding using OpenJpeg linking errors
> 
> 
> 
> 
> Ladies and Gents,
> 
> I have downloaded the v2 branch of openjpeg from the svn yesterday while
> using CMAKE to construct VS2005 static library projects.  All went well to
> build the static library.  I linked the static library via modifying
> nmake.opt to point to the path location of the library (.lib) file and the
> include file (openjpeg.h).
> 
> I issue the command via VS2005 command prompt:
> 
> nmake /f makefile.vc debug=1
> 
> GDAL can compile successfully, but when it tries to create gdal_i.lib, I
> get LNK2019 errors for all references to openjpeg library (file
> openjpegdataset.obj).  The first two LNK2019 are in  IReadBlock  of
> opj_end_decompress at 8
> opj_decode_tile_header at 40
> 
> What steps do I have to take to make it work?  Have I forgotten a step?
> This is what I have in nmake.opt:
> 
> OPENJPEG_ENABLED = YES
> OPENJPEG_CFLAGS = -IC:\openjpeg\libopenjpeg
> OPENJPEG_LIB = C:\openjpeg\bin\Release\openjpeg.lib
> 
> 
> 
> CFLAGS should point to openjpeg.h and LIB should point to the openjpeg.lib
> file.  It should work but I am puzzled?  Any advice?  Do I need to provide
> more information?  Has anyone experienced this problem?
> 
> 
> 
> FYI, I have performed a dumpbin.exe /SYMBOLS to verify the contents of the
> .lib file does have the requested functions to be used statically.
> 
> 
> 
> Robert