Antwort: [gdal-dev] Problems with libecwj2-ms.dll

[umn-ms at hydrotec.de]

> ...  I believe it is best
> for users of the ECW SDK to get it from ERMapper/Leica/Erdas directly, 
and
> to agree to their click through license.

Just for the case anybody else will stumble about this:

ERMapper offers two different downloads: "Image Compression SDK 3.3" and 
"Image Compression SDK Source Code 3.3". The prebuild SDK does not contain 
libecwj2.*. It's
only made with the Source-distribution.

Anyway. I'm fine ...
Benedikt

Frank Warmerdam <warmerdam at pobox.com> schrieb am 25.04.2008 15:13:01:

> umn-ms at hydrotec.de wrote:
> > 
> >  > Well, obviously I need a "libecwj2.lib".
> >  > But I'm still confused, where/how to get this.
> >  > Do I have to compile the ECW-SDK on my own?
> > 
> > Finally I succeed.
> > 
> > I did compile the ECW-SDK.
> > And for this one I needed "Microsoft Platform SDK for Windows Server 
> > 2003 R2" ...
> > 
> > I don't know about the legal issues. Would it be possible to 
distribute 
> > libecwj2.lib
> > in http://download.osgeo.org/gdal/win32/1.5/gdalwin32ecw150.zip?
> > 
> > Ain't easy
> > Benedikt
> 
> Benedikt,
> 
> I'm quite leery of distributing ecw sdk libraries under the auspices of
> OSGeo.  In order to keep things legally legitimate I believe it is best
> for users of the ECW SDK to get it from ERMapper/Leica/Erdas directly, 
and
> to agree to their click through license.
> 
> If I agree to their click through license, then upload it to
> download.osgeo.org for distributions, and someone who grabs it violates
> the license it would be on my head (at least to some extent) since I 
made
> no reasonable effort to get them to agree to the requirements that I am
> bound to enforce.
> 
> I have spoken to folks at ERMapper/Leica/Erdas about this recently, and 
they
> are reviewing licensing terms, and have expressed a willingness to help
> vette techniques for including ECW support in OSGeo4W.  But our basic
> conclusion in that discussion was that for folks building ECW support 
into
> GDAL themselves, they really ought to be going to ERMapper/Leica/Erdas 
for
> the SDK so they are the one directly bound by the click-through.
> 
> Doesn't all this make real open source look so much more pleasant!
> 
> Best regards,
> -- 
> 
---------------------------------------+--------------------------------------
> I set the clouds in motion - turn up   | Frank Warmerdam, 
warmerdam at pobox.com
> light and sound - activate the windows | http://pobox.com/~warmerdam
> and watch the world go round - Rush    | President OSGeo, 
http://osgeo.org
> 
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