[Qgis-developer] QGIS 1.8 Windows Standalone is not OK with spatialite versions (ECW tangent)

Ramon Andiñach custard at westnet.com.au
Sun Nov 18 20:50:26 PST 2012

And this time to the list (like I meant to.)

On 19/11/2012, at 11:29 , Ramon Andiñach wrote:

> On 19/11/2012, at 2:11, Jürgen E. Fischer <jef at norbit.de> wrote:
> Hi Jürgen,
> Thanks for your answers. 
>> Hi Ramon,
>> On Fri, 16. Nov 2012 at 18:52:38 +0800, Ramon Andiñach wrote:
>>> b) Because the linux and mac gdal installs use the 3.3 SDK source .ecw
>>>  support will continue in the current manner on those platforms?
>> That won't change.  From source nothing changes.   It's just that you need to
>> build the gdal ecw plugin to get ECW support and you need the SDK for that -
>> and that's the same as on Windows and Linux.
>> For debian for instance there's also no ecw binary - the available package that
>> has a script that builds the plugin for you, if you tell where you SDK is.
> Ok. So if a windows user gets adventurous and decided to build the SDK and ecw plugin (from the source) themselves will the OSGeo4w gdal be able to use it?
> Or will this necessitate a gdal recompile?
>>> c) Does anyone have an set of 3.3 dlls lying around somewhere?
>> Those won't help as they are probably not build with VC10 and are therefore
>> incompatible with the GDAL build (interface ECW<=>GDAL is C++; so unlike C the
>> ABI is an issue).
> Ok. I misunderstood.
>>> d) If ECW support is disappearing from the osgeo4w packages (and so also the
>>>  2.0 standalone when that happens) can it be made abundantly clear (in a
>>>  visible to average user sort of way)?
>> In OSGeo4W the ecw package was already tagged obsolete.  For the standalone we
>> could add a big fat notice...
> A *really* big fat notice. 
> Are the gdal-ecw for older gdal versions going to remain visible in the installer?
> (I can see someone trying one of those in an attempt to restore ecw functionality.)
> Apologies if I'm sounding thick. 
> -ramon.

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